12ae3e3dba
The kernel requires indication of DFS handler residing in user space (NL80211_ATTR_HANDLE_DFS) to enable DFS channels. Signed-off-by: Peter Oh <peter.oh@bowerswilkins.com>
11860 lines
321 KiB
C
11860 lines
321 KiB
C
/*
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* Driver interaction with Linux nl80211/cfg80211
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* Copyright (c) 2002-2015, Jouni Malinen <j@w1.fi>
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* Copyright (c) 2003-2004, Instant802 Networks, Inc.
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* Copyright (c) 2005-2006, Devicescape Software, Inc.
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* Copyright (c) 2007, Johannes Berg <johannes@sipsolutions.net>
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* Copyright (c) 2009-2010, Atheros Communications
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*
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* This software may be distributed under the terms of the BSD license.
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* See README for more details.
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*/
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#include "includes.h"
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#include <sys/types.h>
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#include <fcntl.h>
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#include <net/if.h>
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#include <netlink/genl/genl.h>
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#include <netlink/genl/ctrl.h>
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#ifdef CONFIG_LIBNL3_ROUTE
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#include <netlink/route/neighbour.h>
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#endif /* CONFIG_LIBNL3_ROUTE */
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#include <linux/rtnetlink.h>
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#include <netpacket/packet.h>
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#include <linux/errqueue.h>
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#include "common.h"
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#include "eloop.h"
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#include "common/qca-vendor.h"
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#include "common/qca-vendor-attr.h"
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#include "common/ieee802_11_defs.h"
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#include "common/ieee802_11_common.h"
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#include "common/wpa_common.h"
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#include "netlink.h"
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#include "linux_defines.h"
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#include "linux_ioctl.h"
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#include "radiotap.h"
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#include "radiotap_iter.h"
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#include "rfkill.h"
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#include "driver_nl80211.h"
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#ifndef NETLINK_CAP_ACK
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#define NETLINK_CAP_ACK 10
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#endif /* NETLINK_CAP_ACK */
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/* support for extack if compilation headers are too old */
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#ifndef NETLINK_EXT_ACK
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#define NETLINK_EXT_ACK 11
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enum nlmsgerr_attrs {
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NLMSGERR_ATTR_UNUSED,
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NLMSGERR_ATTR_MSG,
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NLMSGERR_ATTR_OFFS,
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NLMSGERR_ATTR_COOKIE,
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__NLMSGERR_ATTR_MAX,
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NLMSGERR_ATTR_MAX = __NLMSGERR_ATTR_MAX - 1
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};
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#endif
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#ifndef NLM_F_CAPPED
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#define NLM_F_CAPPED 0x100
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#endif
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#ifndef NLM_F_ACK_TLVS
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#define NLM_F_ACK_TLVS 0x200
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#endif
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#ifndef SOL_NETLINK
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#define SOL_NETLINK 270
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#endif
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#ifdef ANDROID
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/* system/core/libnl_2 does not include nl_socket_set_nonblocking() */
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#undef nl_socket_set_nonblocking
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#define nl_socket_set_nonblocking(h) android_nl_socket_set_nonblocking(h)
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#endif /* ANDROID */
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static struct nl_sock * nl_create_handle(struct nl_cb *cb, const char *dbg)
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{
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struct nl_sock *handle;
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handle = nl_socket_alloc_cb(cb);
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if (handle == NULL) {
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wpa_printf(MSG_ERROR, "nl80211: Failed to allocate netlink "
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"callbacks (%s)", dbg);
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return NULL;
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}
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if (genl_connect(handle)) {
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wpa_printf(MSG_ERROR, "nl80211: Failed to connect to generic "
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"netlink (%s)", dbg);
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nl_socket_free(handle);
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return NULL;
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}
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return handle;
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}
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static void nl_destroy_handles(struct nl_sock **handle)
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{
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if (*handle == NULL)
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return;
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nl_socket_free(*handle);
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*handle = NULL;
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}
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#if __WORDSIZE == 64
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#define ELOOP_SOCKET_INVALID (intptr_t) 0x8888888888888889ULL
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#else
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#define ELOOP_SOCKET_INVALID (intptr_t) 0x88888889ULL
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#endif
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static void nl80211_register_eloop_read(struct nl_sock **handle,
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eloop_sock_handler handler,
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void *eloop_data, int persist)
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{
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/*
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* libnl uses a pretty small buffer (32 kB that gets converted to 64 kB)
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* by default. It is possible to hit that limit in some cases where
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* operations are blocked, e.g., with a burst of Deauthentication frames
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* to hostapd and STA entry deletion. Try to increase the buffer to make
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* this less likely to occur.
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*/
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int err;
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err = nl_socket_set_buffer_size(*handle, 262144, 0);
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if (err < 0) {
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wpa_printf(MSG_DEBUG,
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"nl80211: Could not set nl_socket RX buffer size: %s",
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nl_geterror(err));
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/* continue anyway with the default (smaller) buffer */
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}
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nl_socket_set_nonblocking(*handle);
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eloop_register_read_sock(nl_socket_get_fd(*handle), handler,
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eloop_data, *handle);
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if (!persist)
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*handle = (void *) (((intptr_t) *handle) ^
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ELOOP_SOCKET_INVALID);
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}
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static void nl80211_destroy_eloop_handle(struct nl_sock **handle, int persist)
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{
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if (!persist)
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*handle = (void *) (((intptr_t) *handle) ^
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ELOOP_SOCKET_INVALID);
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eloop_unregister_read_sock(nl_socket_get_fd(*handle));
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nl_destroy_handles(handle);
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}
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static void nl80211_global_deinit(void *priv);
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static void nl80211_check_global(struct nl80211_global *global);
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static void wpa_driver_nl80211_deinit(struct i802_bss *bss);
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static int wpa_driver_nl80211_set_mode_ibss(struct i802_bss *bss,
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struct hostapd_freq_params *freq);
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static int
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wpa_driver_nl80211_finish_drv_init(struct wpa_driver_nl80211_data *drv,
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const u8 *set_addr, int first,
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const char *driver_params);
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static int nl80211_send_frame_cmd(struct i802_bss *bss,
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unsigned int freq, unsigned int wait,
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const u8 *buf, size_t buf_len,
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int save_cookie,
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int no_cck, int no_ack, int offchanok,
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const u16 *csa_offs, size_t csa_offs_len);
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static int wpa_driver_nl80211_probe_req_report(struct i802_bss *bss,
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int report);
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#define IFIDX_ANY -1
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static void add_ifidx(struct wpa_driver_nl80211_data *drv, int ifidx,
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int ifidx_reason);
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static void del_ifidx(struct wpa_driver_nl80211_data *drv, int ifidx,
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int ifidx_reason);
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static int have_ifidx(struct wpa_driver_nl80211_data *drv, int ifidx,
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int ifidx_reason);
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static int nl80211_set_channel(struct i802_bss *bss,
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struct hostapd_freq_params *freq, int set_chan);
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static int nl80211_disable_11b_rates(struct wpa_driver_nl80211_data *drv,
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int ifindex, int disabled);
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static int nl80211_leave_ibss(struct wpa_driver_nl80211_data *drv,
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int reset_mode);
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static int i802_set_iface_flags(struct i802_bss *bss, int up);
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static int nl80211_set_param(void *priv, const char *param);
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#ifdef CONFIG_MESH
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static int nl80211_put_mesh_config(struct nl_msg *msg,
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struct wpa_driver_mesh_bss_params *params);
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#endif /* CONFIG_MESH */
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static int i802_sta_disassoc(void *priv, const u8 *own_addr, const u8 *addr,
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u16 reason);
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/* Converts nl80211_chan_width to a common format */
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enum chan_width convert2width(int width)
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{
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switch (width) {
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case NL80211_CHAN_WIDTH_20_NOHT:
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return CHAN_WIDTH_20_NOHT;
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case NL80211_CHAN_WIDTH_20:
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return CHAN_WIDTH_20;
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case NL80211_CHAN_WIDTH_40:
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return CHAN_WIDTH_40;
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case NL80211_CHAN_WIDTH_80:
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return CHAN_WIDTH_80;
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case NL80211_CHAN_WIDTH_80P80:
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return CHAN_WIDTH_80P80;
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case NL80211_CHAN_WIDTH_160:
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return CHAN_WIDTH_160;
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}
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return CHAN_WIDTH_UNKNOWN;
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}
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int is_ap_interface(enum nl80211_iftype nlmode)
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{
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return nlmode == NL80211_IFTYPE_AP ||
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nlmode == NL80211_IFTYPE_P2P_GO;
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}
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int is_sta_interface(enum nl80211_iftype nlmode)
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{
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return nlmode == NL80211_IFTYPE_STATION ||
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nlmode == NL80211_IFTYPE_P2P_CLIENT;
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}
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static int is_p2p_net_interface(enum nl80211_iftype nlmode)
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{
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return nlmode == NL80211_IFTYPE_P2P_CLIENT ||
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nlmode == NL80211_IFTYPE_P2P_GO;
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}
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struct i802_bss * get_bss_ifindex(struct wpa_driver_nl80211_data *drv,
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int ifindex)
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{
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struct i802_bss *bss;
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for (bss = drv->first_bss; bss; bss = bss->next) {
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if (bss->ifindex == ifindex)
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return bss;
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}
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return NULL;
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}
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static int is_mesh_interface(enum nl80211_iftype nlmode)
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{
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return nlmode == NL80211_IFTYPE_MESH_POINT;
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}
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void nl80211_mark_disconnected(struct wpa_driver_nl80211_data *drv)
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{
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if (drv->associated)
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os_memcpy(drv->prev_bssid, drv->bssid, ETH_ALEN);
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drv->associated = 0;
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os_memset(drv->bssid, 0, ETH_ALEN);
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drv->first_bss->freq = 0;
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}
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/* nl80211 code */
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static int ack_handler(struct nl_msg *msg, void *arg)
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{
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int *err = arg;
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*err = 0;
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return NL_STOP;
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}
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struct nl80211_ack_ext_arg {
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int *err;
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void *ext_data;
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};
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static int ack_handler_cookie(struct nl_msg *msg, void *arg)
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{
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struct nl80211_ack_ext_arg *ext_arg = arg;
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struct nlattr *tb[NLMSGERR_ATTR_MAX + 1];
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u64 *cookie = ext_arg->ext_data;
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struct nlattr *attrs;
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size_t ack_len, attr_len;
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*ext_arg->err = 0;
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ack_len = sizeof(struct nlmsghdr) + sizeof(int) +
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sizeof(struct nlmsghdr);
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attrs = (struct nlattr *)
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((u8 *) nlmsg_data(nlmsg_hdr(msg)) + sizeof(struct nlmsghdr) +
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sizeof(int));
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if (nlmsg_hdr(msg)->nlmsg_len <= ack_len)
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return NL_STOP;
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attr_len = nlmsg_hdr(msg)->nlmsg_len - ack_len;
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if(!(nlmsg_hdr(msg)->nlmsg_flags & NLM_F_ACK_TLVS))
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return NL_STOP;
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nla_parse(tb, NLMSGERR_ATTR_MAX, attrs, attr_len, NULL);
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if (tb[NLMSGERR_ATTR_COOKIE])
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*cookie = nla_get_u64(tb[NLMSGERR_ATTR_COOKIE]);
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return NL_STOP;
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}
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static int finish_handler(struct nl_msg *msg, void *arg)
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{
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int *ret = arg;
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*ret = 0;
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return NL_SKIP;
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}
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static int error_handler(struct sockaddr_nl *nla, struct nlmsgerr *err,
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void *arg)
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{
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struct nlmsghdr *nlh = (struct nlmsghdr *) err - 1;
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int len = nlh->nlmsg_len;
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struct nlattr *attrs;
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struct nlattr *tb[NLMSGERR_ATTR_MAX + 1];
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int *ret = arg;
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int ack_len = sizeof(*nlh) + sizeof(int) + sizeof(*nlh);
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*ret = err->error;
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if (!(nlh->nlmsg_flags & NLM_F_ACK_TLVS))
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return NL_SKIP;
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if (!(nlh->nlmsg_flags & NLM_F_CAPPED))
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ack_len += err->msg.nlmsg_len - sizeof(*nlh);
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if (len <= ack_len)
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return NL_STOP;
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attrs = (void *) ((unsigned char *) nlh + ack_len);
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len -= ack_len;
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nla_parse(tb, NLMSGERR_ATTR_MAX, attrs, len, NULL);
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if (tb[NLMSGERR_ATTR_MSG]) {
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len = strnlen((char *) nla_data(tb[NLMSGERR_ATTR_MSG]),
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nla_len(tb[NLMSGERR_ATTR_MSG]));
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wpa_printf(MSG_ERROR, "nl80211: kernel reports: %*s",
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len, (char *) nla_data(tb[NLMSGERR_ATTR_MSG]));
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}
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return NL_SKIP;
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}
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static int no_seq_check(struct nl_msg *msg, void *arg)
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{
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return NL_OK;
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}
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static void nl80211_nlmsg_clear(struct nl_msg *msg)
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{
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/*
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* Clear nlmsg data, e.g., to make sure key material is not left in
|
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* heap memory for unnecessarily long time.
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*/
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if (msg) {
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struct nlmsghdr *hdr = nlmsg_hdr(msg);
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void *data = nlmsg_data(hdr);
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/*
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* This would use nlmsg_datalen() or the older nlmsg_len() if
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* only libnl were to maintain a stable API.. Neither will work
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* with all released versions, so just calculate the length
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* here.
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*/
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int len = hdr->nlmsg_len - NLMSG_HDRLEN;
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os_memset(data, 0, len);
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}
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}
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static int send_and_recv(struct nl80211_global *global,
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struct nl_sock *nl_handle, struct nl_msg *msg,
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int (*valid_handler)(struct nl_msg *, void *),
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void *valid_data,
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int (*ack_handler_custom)(struct nl_msg *, void *),
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void *ack_data)
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{
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struct nl_cb *cb;
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int err = -ENOMEM, opt;
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if (!msg)
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return -ENOMEM;
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cb = nl_cb_clone(global->nl_cb);
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if (!cb)
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goto out;
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|
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/* try to set NETLINK_EXT_ACK to 1, ignoring errors */
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opt = 1;
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setsockopt(nl_socket_get_fd(nl_handle), SOL_NETLINK,
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NETLINK_EXT_ACK, &opt, sizeof(opt));
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|
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/* try to set NETLINK_CAP_ACK to 1, ignoring errors */
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opt = 1;
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setsockopt(nl_socket_get_fd(nl_handle), SOL_NETLINK,
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NETLINK_CAP_ACK, &opt, sizeof(opt));
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|
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err = nl_send_auto_complete(nl_handle, msg);
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if (err < 0) {
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wpa_printf(MSG_INFO,
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"nl80211: nl_send_auto_complete() failed: %s",
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nl_geterror(err));
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/* Need to convert libnl error code to an errno value. For now,
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* just hardcode this to EBADF; the real error reason is shown
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* in that error print above. */
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err = -EBADF;
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goto out;
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}
|
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|
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err = 1;
|
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|
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nl_cb_err(cb, NL_CB_CUSTOM, error_handler, &err);
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nl_cb_set(cb, NL_CB_FINISH, NL_CB_CUSTOM, finish_handler, &err);
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if (ack_handler_custom) {
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struct nl80211_ack_ext_arg *ext_arg = ack_data;
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|
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ext_arg->err = &err;
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nl_cb_set(cb, NL_CB_ACK, NL_CB_CUSTOM,
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ack_handler_custom, ack_data);
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} else {
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nl_cb_set(cb, NL_CB_ACK, NL_CB_CUSTOM, ack_handler, &err);
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}
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|
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if (valid_handler)
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nl_cb_set(cb, NL_CB_VALID, NL_CB_CUSTOM,
|
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valid_handler, valid_data);
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|
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while (err > 0) {
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int res = nl_recvmsgs(nl_handle, cb);
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|
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if (res == -NLE_DUMP_INTR) {
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/* Most likely one of the nl80211 dump routines hit a
|
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* case where internal results changed while the dump
|
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* was being sent. The most common known case for this
|
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* is scan results fetching while associated were every
|
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* received Beacon frame from the AP may end up
|
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* incrementing bss_generation. This
|
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* NL80211_CMD_GET_SCAN case tries again in the caller;
|
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* other cases (of which there are no known common ones)
|
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* will stop and return an error. */
|
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wpa_printf(MSG_DEBUG, "nl80211: %s; convert to -EAGAIN",
|
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nl_geterror(res));
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err = -EAGAIN;
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} else if (res < 0) {
|
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wpa_printf(MSG_INFO,
|
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"nl80211: %s->nl_recvmsgs failed: %d (%s)",
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__func__, res, nl_geterror(res));
|
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}
|
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}
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out:
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nl_cb_put(cb);
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if (!valid_handler && valid_data == (void *) -1)
|
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nl80211_nlmsg_clear(msg);
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nlmsg_free(msg);
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return err;
|
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}
|
|
|
|
|
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int send_and_recv_msgs(struct wpa_driver_nl80211_data *drv,
|
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struct nl_msg *msg,
|
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int (*valid_handler)(struct nl_msg *, void *),
|
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void *valid_data,
|
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int (*ack_handler_custom)(struct nl_msg *, void *),
|
|
void *ack_data)
|
|
{
|
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return send_and_recv(drv->global, drv->global->nl, msg,
|
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valid_handler, valid_data,
|
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ack_handler_custom, ack_data);
|
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}
|
|
|
|
|
|
/* Use this method to mark that it is necessary to own the connection/interface
|
|
* for this operation.
|
|
* handle may be set to NULL, to get the same behavior as send_and_recv_msgs().
|
|
* set_owner can be used to mark this socket for receiving control port frames.
|
|
*/
|
|
static int send_and_recv_msgs_owner(struct wpa_driver_nl80211_data *drv,
|
|
struct nl_msg *msg,
|
|
struct nl_sock *handle, int set_owner,
|
|
int (*valid_handler)(struct nl_msg *,
|
|
void *),
|
|
void *valid_data,
|
|
int (*ack_handler_custom)(struct nl_msg *,
|
|
void *),
|
|
void *ack_data)
|
|
{
|
|
if (!msg)
|
|
return -ENOMEM;
|
|
|
|
/* Control port over nl80211 needs the flags and attributes below.
|
|
*
|
|
* The Linux kernel has initial checks for them (in nl80211.c) like:
|
|
* validate_pae_over_nl80211(...)
|
|
* or final checks like:
|
|
* dev->ieee80211_ptr->conn_owner_nlportid != info->snd_portid
|
|
*
|
|
* Final operations (e.g., disassociate) don't need to set these
|
|
* attributes, but they have to be performed on the socket, which has
|
|
* the connection owner property set in the kernel.
|
|
*/
|
|
if ((drv->capa.flags2 & WPA_DRIVER_FLAGS2_CONTROL_PORT_RX) &&
|
|
handle && set_owner &&
|
|
(nla_put_flag(msg, NL80211_ATTR_CONTROL_PORT_OVER_NL80211) ||
|
|
nla_put_flag(msg, NL80211_ATTR_SOCKET_OWNER) ||
|
|
nla_put_u16(msg, NL80211_ATTR_CONTROL_PORT_ETHERTYPE, ETH_P_PAE) ||
|
|
nla_put_flag(msg, NL80211_ATTR_CONTROL_PORT_NO_PREAUTH)))
|
|
return -1;
|
|
|
|
return send_and_recv(drv->global, handle ? handle : drv->global->nl,
|
|
msg, valid_handler, valid_data,
|
|
ack_handler_custom, ack_data);
|
|
}
|
|
|
|
|
|
struct nl_sock * get_connect_handle(struct i802_bss *bss)
|
|
{
|
|
if ((bss->drv->capa.flags2 & WPA_DRIVER_FLAGS2_CONTROL_PORT_RX) ||
|
|
bss->use_nl_connect)
|
|
return bss->nl_connect;
|
|
|
|
return NULL;
|
|
}
|
|
|
|
|
|
struct family_data {
|
|
const char *group;
|
|
int id;
|
|
};
|
|
|
|
|
|
static int family_handler(struct nl_msg *msg, void *arg)
|
|
{
|
|
struct family_data *res = arg;
|
|
struct nlattr *tb[CTRL_ATTR_MAX + 1];
|
|
struct genlmsghdr *gnlh = nlmsg_data(nlmsg_hdr(msg));
|
|
struct nlattr *mcgrp;
|
|
int i;
|
|
|
|
nla_parse(tb, CTRL_ATTR_MAX, genlmsg_attrdata(gnlh, 0),
|
|
genlmsg_attrlen(gnlh, 0), NULL);
|
|
if (!tb[CTRL_ATTR_MCAST_GROUPS])
|
|
return NL_SKIP;
|
|
|
|
nla_for_each_nested(mcgrp, tb[CTRL_ATTR_MCAST_GROUPS], i) {
|
|
struct nlattr *tb2[CTRL_ATTR_MCAST_GRP_MAX + 1];
|
|
nla_parse(tb2, CTRL_ATTR_MCAST_GRP_MAX, nla_data(mcgrp),
|
|
nla_len(mcgrp), NULL);
|
|
if (!tb2[CTRL_ATTR_MCAST_GRP_NAME] ||
|
|
!tb2[CTRL_ATTR_MCAST_GRP_ID] ||
|
|
os_strncmp(nla_data(tb2[CTRL_ATTR_MCAST_GRP_NAME]),
|
|
res->group,
|
|
nla_len(tb2[CTRL_ATTR_MCAST_GRP_NAME])) != 0)
|
|
continue;
|
|
res->id = nla_get_u32(tb2[CTRL_ATTR_MCAST_GRP_ID]);
|
|
break;
|
|
};
|
|
|
|
return NL_SKIP;
|
|
}
|
|
|
|
|
|
static int nl_get_multicast_id(struct nl80211_global *global,
|
|
const char *family, const char *group)
|
|
{
|
|
struct nl_msg *msg;
|
|
int ret;
|
|
struct family_data res = { group, -ENOENT };
|
|
|
|
msg = nlmsg_alloc();
|
|
if (!msg)
|
|
return -ENOMEM;
|
|
if (!genlmsg_put(msg, 0, 0, genl_ctrl_resolve(global->nl, "nlctrl"),
|
|
0, 0, CTRL_CMD_GETFAMILY, 0) ||
|
|
nla_put_string(msg, CTRL_ATTR_FAMILY_NAME, family)) {
|
|
nlmsg_free(msg);
|
|
return -1;
|
|
}
|
|
|
|
ret = send_and_recv(global, global->nl, msg, family_handler, &res,
|
|
NULL, NULL);
|
|
if (ret == 0)
|
|
ret = res.id;
|
|
return ret;
|
|
}
|
|
|
|
|
|
void * nl80211_cmd(struct wpa_driver_nl80211_data *drv,
|
|
struct nl_msg *msg, int flags, uint8_t cmd)
|
|
{
|
|
if (TEST_FAIL())
|
|
return NULL;
|
|
return genlmsg_put(msg, 0, 0, drv->global->nl80211_id,
|
|
0, flags, cmd, 0);
|
|
}
|
|
|
|
|
|
static int nl80211_set_iface_id(struct nl_msg *msg, struct i802_bss *bss)
|
|
{
|
|
if (bss->wdev_id_set)
|
|
return nla_put_u64(msg, NL80211_ATTR_WDEV, bss->wdev_id);
|
|
return nla_put_u32(msg, NL80211_ATTR_IFINDEX, bss->ifindex);
|
|
}
|
|
|
|
|
|
struct nl_msg * nl80211_cmd_msg(struct i802_bss *bss, int flags, uint8_t cmd)
|
|
{
|
|
struct nl_msg *msg;
|
|
|
|
msg = nlmsg_alloc();
|
|
if (!msg)
|
|
return NULL;
|
|
|
|
if (!nl80211_cmd(bss->drv, msg, flags, cmd) ||
|
|
nl80211_set_iface_id(msg, bss) < 0) {
|
|
nlmsg_free(msg);
|
|
return NULL;
|
|
}
|
|
|
|
return msg;
|
|
}
|
|
|
|
|
|
static struct nl_msg *
|
|
nl80211_ifindex_msg(struct wpa_driver_nl80211_data *drv, int ifindex,
|
|
int flags, uint8_t cmd)
|
|
{
|
|
struct nl_msg *msg;
|
|
|
|
msg = nlmsg_alloc();
|
|
if (!msg)
|
|
return NULL;
|
|
|
|
if (!nl80211_cmd(drv, msg, flags, cmd) ||
|
|
nla_put_u32(msg, NL80211_ATTR_IFINDEX, ifindex)) {
|
|
nlmsg_free(msg);
|
|
return NULL;
|
|
}
|
|
|
|
return msg;
|
|
}
|
|
|
|
|
|
struct nl_msg * nl80211_drv_msg(struct wpa_driver_nl80211_data *drv, int flags,
|
|
uint8_t cmd)
|
|
{
|
|
return nl80211_ifindex_msg(drv, drv->ifindex, flags, cmd);
|
|
}
|
|
|
|
|
|
struct nl_msg * nl80211_bss_msg(struct i802_bss *bss, int flags, uint8_t cmd)
|
|
{
|
|
return nl80211_ifindex_msg(bss->drv, bss->ifindex, flags, cmd);
|
|
}
|
|
|
|
|
|
struct wiphy_idx_data {
|
|
int wiphy_idx;
|
|
enum nl80211_iftype nlmode;
|
|
u8 *macaddr;
|
|
};
|
|
|
|
|
|
static int netdev_info_handler(struct nl_msg *msg, void *arg)
|
|
{
|
|
struct nlattr *tb[NL80211_ATTR_MAX + 1];
|
|
struct genlmsghdr *gnlh = nlmsg_data(nlmsg_hdr(msg));
|
|
struct wiphy_idx_data *info = arg;
|
|
|
|
nla_parse(tb, NL80211_ATTR_MAX, genlmsg_attrdata(gnlh, 0),
|
|
genlmsg_attrlen(gnlh, 0), NULL);
|
|
|
|
if (tb[NL80211_ATTR_WIPHY])
|
|
info->wiphy_idx = nla_get_u32(tb[NL80211_ATTR_WIPHY]);
|
|
|
|
if (tb[NL80211_ATTR_IFTYPE])
|
|
info->nlmode = nla_get_u32(tb[NL80211_ATTR_IFTYPE]);
|
|
|
|
if (tb[NL80211_ATTR_MAC] && info->macaddr)
|
|
os_memcpy(info->macaddr, nla_data(tb[NL80211_ATTR_MAC]),
|
|
ETH_ALEN);
|
|
|
|
return NL_SKIP;
|
|
}
|
|
|
|
|
|
int nl80211_get_wiphy_index(struct i802_bss *bss)
|
|
{
|
|
struct nl_msg *msg;
|
|
struct wiphy_idx_data data = {
|
|
.wiphy_idx = -1,
|
|
.macaddr = NULL,
|
|
};
|
|
|
|
if (!(msg = nl80211_cmd_msg(bss, 0, NL80211_CMD_GET_INTERFACE)))
|
|
return -1;
|
|
|
|
if (send_and_recv_msgs(bss->drv, msg, netdev_info_handler, &data,
|
|
NULL, NULL) == 0)
|
|
return data.wiphy_idx;
|
|
return -1;
|
|
}
|
|
|
|
|
|
static enum nl80211_iftype nl80211_get_ifmode(struct i802_bss *bss)
|
|
{
|
|
struct nl_msg *msg;
|
|
struct wiphy_idx_data data = {
|
|
.nlmode = NL80211_IFTYPE_UNSPECIFIED,
|
|
.macaddr = NULL,
|
|
};
|
|
|
|
if (!(msg = nl80211_cmd_msg(bss, 0, NL80211_CMD_GET_INTERFACE)))
|
|
return NL80211_IFTYPE_UNSPECIFIED;
|
|
|
|
if (send_and_recv_msgs(bss->drv, msg, netdev_info_handler, &data,
|
|
NULL, NULL) == 0)
|
|
return data.nlmode;
|
|
return NL80211_IFTYPE_UNSPECIFIED;
|
|
}
|
|
|
|
|
|
static int nl80211_get_macaddr(struct i802_bss *bss)
|
|
{
|
|
struct nl_msg *msg;
|
|
struct wiphy_idx_data data = {
|
|
.macaddr = bss->addr,
|
|
};
|
|
|
|
if (!(msg = nl80211_cmd_msg(bss, 0, NL80211_CMD_GET_INTERFACE)))
|
|
return -1;
|
|
|
|
return send_and_recv_msgs(bss->drv, msg, netdev_info_handler, &data,
|
|
NULL, NULL);
|
|
}
|
|
|
|
|
|
static int nl80211_register_beacons(struct wpa_driver_nl80211_data *drv,
|
|
struct nl80211_wiphy_data *w)
|
|
{
|
|
struct nl_msg *msg;
|
|
int ret;
|
|
|
|
msg = nlmsg_alloc();
|
|
if (!msg)
|
|
return -1;
|
|
|
|
if (!nl80211_cmd(drv, msg, 0, NL80211_CMD_REGISTER_BEACONS) ||
|
|
nla_put_u32(msg, NL80211_ATTR_WIPHY, w->wiphy_idx)) {
|
|
nlmsg_free(msg);
|
|
return -1;
|
|
}
|
|
|
|
ret = send_and_recv(drv->global, w->nl_beacons, msg, NULL, NULL,
|
|
NULL, NULL);
|
|
if (ret) {
|
|
wpa_printf(MSG_DEBUG, "nl80211: Register beacons command "
|
|
"failed: ret=%d (%s)",
|
|
ret, strerror(-ret));
|
|
}
|
|
return ret;
|
|
}
|
|
|
|
|
|
static void nl80211_recv_beacons(int sock, void *eloop_ctx, void *handle)
|
|
{
|
|
struct nl80211_wiphy_data *w = eloop_ctx;
|
|
int res;
|
|
|
|
wpa_printf(MSG_EXCESSIVE, "nl80211: Beacon event message available");
|
|
|
|
res = nl_recvmsgs(handle, w->nl_cb);
|
|
if (res < 0) {
|
|
wpa_printf(MSG_INFO, "nl80211: %s->nl_recvmsgs failed: %d",
|
|
__func__, res);
|
|
}
|
|
}
|
|
|
|
|
|
static int process_beacon_event(struct nl_msg *msg, void *arg)
|
|
{
|
|
struct nl80211_wiphy_data *w = arg;
|
|
struct wpa_driver_nl80211_data *drv;
|
|
struct genlmsghdr *gnlh = nlmsg_data(nlmsg_hdr(msg));
|
|
struct nlattr *tb[NL80211_ATTR_MAX + 1];
|
|
union wpa_event_data event;
|
|
|
|
nla_parse(tb, NL80211_ATTR_MAX, genlmsg_attrdata(gnlh, 0),
|
|
genlmsg_attrlen(gnlh, 0), NULL);
|
|
|
|
if (gnlh->cmd != NL80211_CMD_FRAME) {
|
|
wpa_printf(MSG_DEBUG, "nl80211: Unexpected beacon event? (%d)",
|
|
gnlh->cmd);
|
|
return NL_SKIP;
|
|
}
|
|
|
|
if (!tb[NL80211_ATTR_FRAME])
|
|
return NL_SKIP;
|
|
|
|
dl_list_for_each(drv, &w->drvs, struct wpa_driver_nl80211_data,
|
|
wiphy_list) {
|
|
os_memset(&event, 0, sizeof(event));
|
|
event.rx_mgmt.frame = nla_data(tb[NL80211_ATTR_FRAME]);
|
|
event.rx_mgmt.frame_len = nla_len(tb[NL80211_ATTR_FRAME]);
|
|
wpa_supplicant_event(drv->ctx, EVENT_RX_MGMT, &event);
|
|
}
|
|
|
|
return NL_SKIP;
|
|
}
|
|
|
|
|
|
static struct nl80211_wiphy_data *
|
|
nl80211_get_wiphy_data_ap(struct i802_bss *bss)
|
|
{
|
|
static DEFINE_DL_LIST(nl80211_wiphys);
|
|
struct nl80211_wiphy_data *w;
|
|
int wiphy_idx, found = 0;
|
|
struct i802_bss *tmp_bss;
|
|
u8 channel;
|
|
|
|
if (bss->wiphy_data != NULL)
|
|
return bss->wiphy_data;
|
|
|
|
wiphy_idx = nl80211_get_wiphy_index(bss);
|
|
|
|
dl_list_for_each(w, &nl80211_wiphys, struct nl80211_wiphy_data, list) {
|
|
if (w->wiphy_idx == wiphy_idx)
|
|
goto add;
|
|
}
|
|
|
|
/* alloc new one */
|
|
w = os_zalloc(sizeof(*w));
|
|
if (w == NULL)
|
|
return NULL;
|
|
w->wiphy_idx = wiphy_idx;
|
|
dl_list_init(&w->bsss);
|
|
dl_list_init(&w->drvs);
|
|
|
|
/* Beacon frames not supported in IEEE 802.11ad */
|
|
if (ieee80211_freq_to_chan(bss->freq, &channel) !=
|
|
HOSTAPD_MODE_IEEE80211AD) {
|
|
w->nl_cb = nl_cb_alloc(NL_CB_DEFAULT);
|
|
if (!w->nl_cb) {
|
|
os_free(w);
|
|
return NULL;
|
|
}
|
|
nl_cb_set(w->nl_cb, NL_CB_SEQ_CHECK, NL_CB_CUSTOM,
|
|
no_seq_check, NULL);
|
|
nl_cb_set(w->nl_cb, NL_CB_VALID, NL_CB_CUSTOM,
|
|
process_beacon_event, w);
|
|
|
|
w->nl_beacons = nl_create_handle(bss->drv->global->nl_cb,
|
|
"wiphy beacons");
|
|
if (w->nl_beacons == NULL) {
|
|
os_free(w);
|
|
return NULL;
|
|
}
|
|
|
|
if (nl80211_register_beacons(bss->drv, w)) {
|
|
nl_destroy_handles(&w->nl_beacons);
|
|
os_free(w);
|
|
return NULL;
|
|
}
|
|
|
|
nl80211_register_eloop_read(&w->nl_beacons,
|
|
nl80211_recv_beacons, w, 0);
|
|
}
|
|
|
|
dl_list_add(&nl80211_wiphys, &w->list);
|
|
|
|
add:
|
|
/* drv entry for this bss already there? */
|
|
dl_list_for_each(tmp_bss, &w->bsss, struct i802_bss, wiphy_list) {
|
|
if (tmp_bss->drv == bss->drv) {
|
|
found = 1;
|
|
break;
|
|
}
|
|
}
|
|
/* if not add it */
|
|
if (!found)
|
|
dl_list_add(&w->drvs, &bss->drv->wiphy_list);
|
|
|
|
dl_list_add(&w->bsss, &bss->wiphy_list);
|
|
bss->wiphy_data = w;
|
|
return w;
|
|
}
|
|
|
|
|
|
static void nl80211_put_wiphy_data_ap(struct i802_bss *bss)
|
|
{
|
|
struct nl80211_wiphy_data *w = bss->wiphy_data;
|
|
struct i802_bss *tmp_bss;
|
|
int found = 0;
|
|
|
|
if (w == NULL)
|
|
return;
|
|
bss->wiphy_data = NULL;
|
|
dl_list_del(&bss->wiphy_list);
|
|
|
|
/* still any for this drv present? */
|
|
dl_list_for_each(tmp_bss, &w->bsss, struct i802_bss, wiphy_list) {
|
|
if (tmp_bss->drv == bss->drv) {
|
|
found = 1;
|
|
break;
|
|
}
|
|
}
|
|
/* if not remove it */
|
|
if (!found)
|
|
dl_list_del(&bss->drv->wiphy_list);
|
|
|
|
if (!dl_list_empty(&w->bsss))
|
|
return;
|
|
|
|
if (w->nl_beacons)
|
|
nl80211_destroy_eloop_handle(&w->nl_beacons, 0);
|
|
|
|
nl_cb_put(w->nl_cb);
|
|
dl_list_del(&w->list);
|
|
os_free(w);
|
|
}
|
|
|
|
|
|
static unsigned int nl80211_get_ifindex(void *priv)
|
|
{
|
|
struct i802_bss *bss = priv;
|
|
struct wpa_driver_nl80211_data *drv = bss->drv;
|
|
|
|
return drv->ifindex;
|
|
}
|
|
|
|
|
|
static int wpa_driver_nl80211_get_bssid(void *priv, u8 *bssid)
|
|
{
|
|
struct i802_bss *bss = priv;
|
|
struct wpa_driver_nl80211_data *drv = bss->drv;
|
|
if (!drv->associated)
|
|
return -1;
|
|
os_memcpy(bssid, drv->bssid, ETH_ALEN);
|
|
return 0;
|
|
}
|
|
|
|
|
|
static int wpa_driver_nl80211_get_ssid(void *priv, u8 *ssid)
|
|
{
|
|
struct i802_bss *bss = priv;
|
|
struct wpa_driver_nl80211_data *drv = bss->drv;
|
|
if (!drv->associated)
|
|
return -1;
|
|
os_memcpy(ssid, drv->ssid, drv->ssid_len);
|
|
return drv->ssid_len;
|
|
}
|
|
|
|
|
|
static void wpa_driver_nl80211_event_newlink(
|
|
struct nl80211_global *global, struct wpa_driver_nl80211_data *drv,
|
|
int ifindex, const char *ifname)
|
|
{
|
|
union wpa_event_data event;
|
|
|
|
if (drv && os_strcmp(drv->first_bss->ifname, ifname) == 0) {
|
|
if (if_nametoindex(drv->first_bss->ifname) == 0) {
|
|
wpa_printf(MSG_DEBUG, "nl80211: Interface %s does not exist - ignore RTM_NEWLINK",
|
|
drv->first_bss->ifname);
|
|
return;
|
|
}
|
|
if (!drv->if_removed)
|
|
return;
|
|
wpa_printf(MSG_DEBUG, "nl80211: Mark if_removed=0 for %s based on RTM_NEWLINK event",
|
|
drv->first_bss->ifname);
|
|
drv->if_removed = 0;
|
|
}
|
|
|
|
os_memset(&event, 0, sizeof(event));
|
|
event.interface_status.ifindex = ifindex;
|
|
os_strlcpy(event.interface_status.ifname, ifname,
|
|
sizeof(event.interface_status.ifname));
|
|
event.interface_status.ievent = EVENT_INTERFACE_ADDED;
|
|
if (drv)
|
|
wpa_supplicant_event(drv->ctx, EVENT_INTERFACE_STATUS, &event);
|
|
else
|
|
wpa_supplicant_event_global(global->ctx, EVENT_INTERFACE_STATUS,
|
|
&event);
|
|
}
|
|
|
|
|
|
static void wpa_driver_nl80211_event_dellink(
|
|
struct nl80211_global *global, struct wpa_driver_nl80211_data *drv,
|
|
int ifindex, const char *ifname)
|
|
{
|
|
union wpa_event_data event;
|
|
|
|
if (drv && os_strcmp(drv->first_bss->ifname, ifname) == 0) {
|
|
if (drv->if_removed) {
|
|
wpa_printf(MSG_DEBUG, "nl80211: if_removed already set - ignore RTM_DELLINK event for %s",
|
|
ifname);
|
|
return;
|
|
}
|
|
wpa_printf(MSG_DEBUG, "RTM_DELLINK: Interface '%s' removed - mark if_removed=1",
|
|
ifname);
|
|
drv->if_removed = 1;
|
|
} else {
|
|
wpa_printf(MSG_DEBUG, "RTM_DELLINK: Interface '%s' removed",
|
|
ifname);
|
|
}
|
|
|
|
os_memset(&event, 0, sizeof(event));
|
|
event.interface_status.ifindex = ifindex;
|
|
os_strlcpy(event.interface_status.ifname, ifname,
|
|
sizeof(event.interface_status.ifname));
|
|
event.interface_status.ievent = EVENT_INTERFACE_REMOVED;
|
|
if (drv)
|
|
wpa_supplicant_event(drv->ctx, EVENT_INTERFACE_STATUS, &event);
|
|
else
|
|
wpa_supplicant_event_global(global->ctx, EVENT_INTERFACE_STATUS,
|
|
&event);
|
|
}
|
|
|
|
|
|
static int wpa_driver_nl80211_own_ifname(struct wpa_driver_nl80211_data *drv,
|
|
u8 *buf, size_t len)
|
|
{
|
|
int attrlen, rta_len;
|
|
struct rtattr *attr;
|
|
|
|
attrlen = len;
|
|
attr = (struct rtattr *) buf;
|
|
|
|
rta_len = RTA_ALIGN(sizeof(struct rtattr));
|
|
while (RTA_OK(attr, attrlen)) {
|
|
if (attr->rta_type == IFLA_IFNAME) {
|
|
if (os_strcmp(((char *) attr) + rta_len,
|
|
drv->first_bss->ifname) == 0)
|
|
return 1;
|
|
else
|
|
break;
|
|
}
|
|
attr = RTA_NEXT(attr, attrlen);
|
|
}
|
|
|
|
return 0;
|
|
}
|
|
|
|
|
|
static int wpa_driver_nl80211_own_ifindex(struct wpa_driver_nl80211_data *drv,
|
|
int ifindex, u8 *buf, size_t len)
|
|
{
|
|
if (drv->ifindex == ifindex)
|
|
return 1;
|
|
|
|
if (drv->if_removed && wpa_driver_nl80211_own_ifname(drv, buf, len)) {
|
|
nl80211_check_global(drv->global);
|
|
wpa_printf(MSG_DEBUG, "nl80211: Update ifindex for a removed "
|
|
"interface");
|
|
if (wpa_driver_nl80211_finish_drv_init(drv, NULL, 0, NULL) < 0)
|
|
return -1;
|
|
return 1;
|
|
}
|
|
|
|
return 0;
|
|
}
|
|
|
|
|
|
static struct wpa_driver_nl80211_data *
|
|
nl80211_find_drv(struct nl80211_global *global, int idx, u8 *buf, size_t len,
|
|
int *init_failed)
|
|
{
|
|
struct wpa_driver_nl80211_data *drv;
|
|
int res;
|
|
|
|
if (init_failed)
|
|
*init_failed = 0;
|
|
dl_list_for_each(drv, &global->interfaces,
|
|
struct wpa_driver_nl80211_data, list) {
|
|
res = wpa_driver_nl80211_own_ifindex(drv, idx, buf, len);
|
|
if (res < 0) {
|
|
wpa_printf(MSG_DEBUG,
|
|
"nl80211: Found matching own interface, but failed to complete reinitialization");
|
|
if (init_failed)
|
|
*init_failed = 1;
|
|
return drv;
|
|
}
|
|
if (res > 0 || have_ifidx(drv, idx, IFIDX_ANY))
|
|
return drv;
|
|
}
|
|
return NULL;
|
|
}
|
|
|
|
|
|
static void nl80211_refresh_mac(struct wpa_driver_nl80211_data *drv,
|
|
int ifindex, int notify)
|
|
{
|
|
struct i802_bss *bss;
|
|
u8 addr[ETH_ALEN];
|
|
|
|
bss = get_bss_ifindex(drv, ifindex);
|
|
if (bss &&
|
|
linux_get_ifhwaddr(drv->global->ioctl_sock,
|
|
bss->ifname, addr) < 0) {
|
|
wpa_printf(MSG_DEBUG,
|
|
"nl80211: %s: failed to re-read MAC address",
|
|
bss->ifname);
|
|
} else if (bss && os_memcmp(addr, bss->addr, ETH_ALEN) != 0) {
|
|
wpa_printf(MSG_DEBUG,
|
|
"nl80211: Own MAC address on ifindex %d (%s) changed from "
|
|
MACSTR " to " MACSTR,
|
|
ifindex, bss->ifname,
|
|
MAC2STR(bss->addr), MAC2STR(addr));
|
|
os_memcpy(bss->addr, addr, ETH_ALEN);
|
|
if (notify)
|
|
wpa_supplicant_event(drv->ctx,
|
|
EVENT_INTERFACE_MAC_CHANGED, NULL);
|
|
}
|
|
}
|
|
|
|
|
|
static void wpa_driver_nl80211_event_rtm_newlink(void *ctx,
|
|
struct ifinfomsg *ifi,
|
|
u8 *buf, size_t len)
|
|
{
|
|
struct nl80211_global *global = ctx;
|
|
struct wpa_driver_nl80211_data *drv;
|
|
int attrlen;
|
|
struct rtattr *attr;
|
|
u32 brid = 0;
|
|
char namebuf[IFNAMSIZ];
|
|
char ifname[IFNAMSIZ + 1];
|
|
char extra[100], *pos, *end;
|
|
int init_failed;
|
|
|
|
extra[0] = '\0';
|
|
pos = extra;
|
|
end = pos + sizeof(extra);
|
|
ifname[0] = '\0';
|
|
|
|
attrlen = len;
|
|
attr = (struct rtattr *) buf;
|
|
while (RTA_OK(attr, attrlen)) {
|
|
switch (attr->rta_type) {
|
|
case IFLA_IFNAME:
|
|
if (RTA_PAYLOAD(attr) > IFNAMSIZ)
|
|
break;
|
|
os_memcpy(ifname, RTA_DATA(attr), RTA_PAYLOAD(attr));
|
|
ifname[RTA_PAYLOAD(attr)] = '\0';
|
|
break;
|
|
case IFLA_MASTER:
|
|
brid = nla_get_u32((struct nlattr *) attr);
|
|
pos += os_snprintf(pos, end - pos, " master=%u", brid);
|
|
break;
|
|
case IFLA_WIRELESS:
|
|
pos += os_snprintf(pos, end - pos, " wext");
|
|
break;
|
|
case IFLA_OPERSTATE:
|
|
pos += os_snprintf(pos, end - pos, " operstate=%u",
|
|
nla_get_u32((struct nlattr *) attr));
|
|
break;
|
|
case IFLA_LINKMODE:
|
|
pos += os_snprintf(pos, end - pos, " linkmode=%u",
|
|
nla_get_u32((struct nlattr *) attr));
|
|
break;
|
|
}
|
|
attr = RTA_NEXT(attr, attrlen);
|
|
}
|
|
extra[sizeof(extra) - 1] = '\0';
|
|
|
|
wpa_printf(MSG_DEBUG, "RTM_NEWLINK: ifi_index=%d ifname=%s%s ifi_family=%d ifi_flags=0x%x (%s%s%s%s)",
|
|
ifi->ifi_index, ifname, extra, ifi->ifi_family,
|
|
ifi->ifi_flags,
|
|
(ifi->ifi_flags & IFF_UP) ? "[UP]" : "",
|
|
(ifi->ifi_flags & IFF_RUNNING) ? "[RUNNING]" : "",
|
|
(ifi->ifi_flags & IFF_LOWER_UP) ? "[LOWER_UP]" : "",
|
|
(ifi->ifi_flags & IFF_DORMANT) ? "[DORMANT]" : "");
|
|
|
|
drv = nl80211_find_drv(global, ifi->ifi_index, buf, len, &init_failed);
|
|
if (!drv)
|
|
goto event_newlink;
|
|
if (init_failed)
|
|
return; /* do not update interface state */
|
|
|
|
if (!drv->if_disabled && !(ifi->ifi_flags & IFF_UP)) {
|
|
namebuf[0] = '\0';
|
|
if (if_indextoname(ifi->ifi_index, namebuf) &&
|
|
linux_iface_up(drv->global->ioctl_sock, namebuf) > 0) {
|
|
wpa_printf(MSG_DEBUG, "nl80211: Ignore interface down "
|
|
"event since interface %s is up", namebuf);
|
|
drv->ignore_if_down_event = 0;
|
|
/* Re-read MAC address as it may have changed */
|
|
nl80211_refresh_mac(drv, ifi->ifi_index, 1);
|
|
return;
|
|
}
|
|
wpa_printf(MSG_DEBUG, "nl80211: Interface down (%s/%s)",
|
|
namebuf, ifname);
|
|
if (os_strcmp(drv->first_bss->ifname, ifname) != 0) {
|
|
wpa_printf(MSG_DEBUG,
|
|
"nl80211: Not the main interface (%s) - do not indicate interface down",
|
|
drv->first_bss->ifname);
|
|
} else if (drv->ignore_if_down_event) {
|
|
wpa_printf(MSG_DEBUG, "nl80211: Ignore interface down "
|
|
"event generated by mode change");
|
|
drv->ignore_if_down_event = 0;
|
|
} else {
|
|
drv->if_disabled = 1;
|
|
wpa_supplicant_event(drv->ctx,
|
|
EVENT_INTERFACE_DISABLED, NULL);
|
|
|
|
/*
|
|
* Try to get drv again, since it may be removed as
|
|
* part of the EVENT_INTERFACE_DISABLED handling for
|
|
* dynamic interfaces
|
|
*/
|
|
drv = nl80211_find_drv(global, ifi->ifi_index,
|
|
buf, len, NULL);
|
|
if (!drv)
|
|
return;
|
|
}
|
|
}
|
|
|
|
if (drv->if_disabled && (ifi->ifi_flags & IFF_UP)) {
|
|
namebuf[0] = '\0';
|
|
if (if_indextoname(ifi->ifi_index, namebuf) &&
|
|
linux_iface_up(drv->global->ioctl_sock, namebuf) == 0) {
|
|
wpa_printf(MSG_DEBUG, "nl80211: Ignore interface up "
|
|
"event since interface %s is down",
|
|
namebuf);
|
|
return;
|
|
}
|
|
wpa_printf(MSG_DEBUG, "nl80211: Interface up (%s/%s)",
|
|
namebuf, ifname);
|
|
if (os_strcmp(drv->first_bss->ifname, ifname) != 0) {
|
|
wpa_printf(MSG_DEBUG,
|
|
"nl80211: Not the main interface (%s) - do not indicate interface up",
|
|
drv->first_bss->ifname);
|
|
} else if (if_nametoindex(drv->first_bss->ifname) == 0) {
|
|
wpa_printf(MSG_DEBUG, "nl80211: Ignore interface up "
|
|
"event since interface %s does not exist",
|
|
drv->first_bss->ifname);
|
|
} else if (drv->if_removed) {
|
|
wpa_printf(MSG_DEBUG, "nl80211: Ignore interface up "
|
|
"event since interface %s is marked "
|
|
"removed", drv->first_bss->ifname);
|
|
} else {
|
|
/* Re-read MAC address as it may have changed */
|
|
nl80211_refresh_mac(drv, ifi->ifi_index, 0);
|
|
|
|
drv->if_disabled = 0;
|
|
wpa_supplicant_event(drv->ctx, EVENT_INTERFACE_ENABLED,
|
|
NULL);
|
|
}
|
|
}
|
|
|
|
/*
|
|
* Some drivers send the association event before the operup event--in
|
|
* this case, lifting operstate in wpa_driver_nl80211_set_operstate()
|
|
* fails. This will hit us when wpa_supplicant does not need to do
|
|
* IEEE 802.1X authentication
|
|
*/
|
|
if (drv->operstate == 1 &&
|
|
(ifi->ifi_flags & (IFF_LOWER_UP | IFF_DORMANT)) == IFF_LOWER_UP &&
|
|
!(ifi->ifi_flags & IFF_RUNNING)) {
|
|
wpa_printf(MSG_DEBUG, "nl80211: Set IF_OPER_UP again based on ifi_flags and expected operstate");
|
|
netlink_send_oper_ifla(drv->global->netlink, drv->ifindex,
|
|
-1, IF_OPER_UP);
|
|
}
|
|
|
|
event_newlink:
|
|
if (ifname[0])
|
|
wpa_driver_nl80211_event_newlink(global, drv, ifi->ifi_index,
|
|
ifname);
|
|
|
|
if (ifi->ifi_family == AF_BRIDGE && brid && drv) {
|
|
struct i802_bss *bss;
|
|
|
|
/* device has been added to bridge */
|
|
if (!if_indextoname(brid, namebuf)) {
|
|
wpa_printf(MSG_DEBUG,
|
|
"nl80211: Could not find bridge ifname for ifindex %u",
|
|
brid);
|
|
return;
|
|
}
|
|
wpa_printf(MSG_DEBUG, "nl80211: Add ifindex %u for bridge %s",
|
|
brid, namebuf);
|
|
add_ifidx(drv, brid, ifi->ifi_index);
|
|
|
|
for (bss = drv->first_bss; bss; bss = bss->next) {
|
|
if (os_strcmp(ifname, bss->ifname) == 0) {
|
|
os_strlcpy(bss->brname, namebuf, IFNAMSIZ);
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
|
|
static void wpa_driver_nl80211_event_rtm_dellink(void *ctx,
|
|
struct ifinfomsg *ifi,
|
|
u8 *buf, size_t len)
|
|
{
|
|
struct nl80211_global *global = ctx;
|
|
struct wpa_driver_nl80211_data *drv;
|
|
int attrlen;
|
|
struct rtattr *attr;
|
|
u32 brid = 0;
|
|
char ifname[IFNAMSIZ + 1];
|
|
char extra[100], *pos, *end;
|
|
|
|
extra[0] = '\0';
|
|
pos = extra;
|
|
end = pos + sizeof(extra);
|
|
ifname[0] = '\0';
|
|
|
|
attrlen = len;
|
|
attr = (struct rtattr *) buf;
|
|
while (RTA_OK(attr, attrlen)) {
|
|
switch (attr->rta_type) {
|
|
case IFLA_IFNAME:
|
|
if (RTA_PAYLOAD(attr) > IFNAMSIZ)
|
|
break;
|
|
os_memcpy(ifname, RTA_DATA(attr), RTA_PAYLOAD(attr));
|
|
ifname[RTA_PAYLOAD(attr)] = '\0';
|
|
break;
|
|
case IFLA_MASTER:
|
|
brid = nla_get_u32((struct nlattr *) attr);
|
|
pos += os_snprintf(pos, end - pos, " master=%u", brid);
|
|
break;
|
|
case IFLA_OPERSTATE:
|
|
pos += os_snprintf(pos, end - pos, " operstate=%u",
|
|
nla_get_u32((struct nlattr *) attr));
|
|
break;
|
|
case IFLA_LINKMODE:
|
|
pos += os_snprintf(pos, end - pos, " linkmode=%u",
|
|
nla_get_u32((struct nlattr *) attr));
|
|
break;
|
|
}
|
|
attr = RTA_NEXT(attr, attrlen);
|
|
}
|
|
extra[sizeof(extra) - 1] = '\0';
|
|
|
|
wpa_printf(MSG_DEBUG, "RTM_DELLINK: ifi_index=%d ifname=%s%s ifi_family=%d ifi_flags=0x%x (%s%s%s%s)",
|
|
ifi->ifi_index, ifname, extra, ifi->ifi_family,
|
|
ifi->ifi_flags,
|
|
(ifi->ifi_flags & IFF_UP) ? "[UP]" : "",
|
|
(ifi->ifi_flags & IFF_RUNNING) ? "[RUNNING]" : "",
|
|
(ifi->ifi_flags & IFF_LOWER_UP) ? "[LOWER_UP]" : "",
|
|
(ifi->ifi_flags & IFF_DORMANT) ? "[DORMANT]" : "");
|
|
|
|
drv = nl80211_find_drv(global, ifi->ifi_index, buf, len, NULL);
|
|
|
|
if (ifi->ifi_family == AF_BRIDGE && brid && drv) {
|
|
/* device has been removed from bridge */
|
|
char namebuf[IFNAMSIZ];
|
|
|
|
if (!if_indextoname(brid, namebuf)) {
|
|
wpa_printf(MSG_DEBUG,
|
|
"nl80211: Could not find bridge ifname for ifindex %u",
|
|
brid);
|
|
} else {
|
|
wpa_printf(MSG_DEBUG,
|
|
"nl80211: Remove ifindex %u for bridge %s",
|
|
brid, namebuf);
|
|
}
|
|
del_ifidx(drv, brid, ifi->ifi_index);
|
|
}
|
|
|
|
if (ifi->ifi_family != AF_BRIDGE || !brid)
|
|
wpa_driver_nl80211_event_dellink(global, drv, ifi->ifi_index,
|
|
ifname);
|
|
}
|
|
|
|
|
|
struct nl80211_get_assoc_freq_arg {
|
|
struct wpa_driver_nl80211_data *drv;
|
|
unsigned int assoc_freq;
|
|
unsigned int ibss_freq;
|
|
u8 assoc_bssid[ETH_ALEN];
|
|
u8 assoc_ssid[SSID_MAX_LEN];
|
|
u8 assoc_ssid_len;
|
|
};
|
|
|
|
static int nl80211_get_assoc_freq_handler(struct nl_msg *msg, void *arg)
|
|
{
|
|
struct nlattr *tb[NL80211_ATTR_MAX + 1];
|
|
struct genlmsghdr *gnlh = nlmsg_data(nlmsg_hdr(msg));
|
|
struct nlattr *bss[NL80211_BSS_MAX + 1];
|
|
static struct nla_policy bss_policy[NL80211_BSS_MAX + 1] = {
|
|
[NL80211_BSS_BSSID] = { .type = NLA_UNSPEC },
|
|
[NL80211_BSS_FREQUENCY] = { .type = NLA_U32 },
|
|
[NL80211_BSS_INFORMATION_ELEMENTS] = { .type = NLA_UNSPEC },
|
|
[NL80211_BSS_STATUS] = { .type = NLA_U32 },
|
|
};
|
|
struct nl80211_get_assoc_freq_arg *ctx = arg;
|
|
enum nl80211_bss_status status;
|
|
|
|
nla_parse(tb, NL80211_ATTR_MAX, genlmsg_attrdata(gnlh, 0),
|
|
genlmsg_attrlen(gnlh, 0), NULL);
|
|
if (!tb[NL80211_ATTR_BSS] ||
|
|
nla_parse_nested(bss, NL80211_BSS_MAX, tb[NL80211_ATTR_BSS],
|
|
bss_policy) ||
|
|
!bss[NL80211_BSS_STATUS])
|
|
return NL_SKIP;
|
|
|
|
status = nla_get_u32(bss[NL80211_BSS_STATUS]);
|
|
if (status == NL80211_BSS_STATUS_ASSOCIATED &&
|
|
bss[NL80211_BSS_FREQUENCY]) {
|
|
ctx->assoc_freq = nla_get_u32(bss[NL80211_BSS_FREQUENCY]);
|
|
wpa_printf(MSG_DEBUG, "nl80211: Associated on %u MHz",
|
|
ctx->assoc_freq);
|
|
}
|
|
if (status == NL80211_BSS_STATUS_IBSS_JOINED &&
|
|
bss[NL80211_BSS_FREQUENCY]) {
|
|
ctx->ibss_freq = nla_get_u32(bss[NL80211_BSS_FREQUENCY]);
|
|
wpa_printf(MSG_DEBUG, "nl80211: IBSS-joined on %u MHz",
|
|
ctx->ibss_freq);
|
|
}
|
|
if (status == NL80211_BSS_STATUS_ASSOCIATED &&
|
|
bss[NL80211_BSS_BSSID]) {
|
|
os_memcpy(ctx->assoc_bssid,
|
|
nla_data(bss[NL80211_BSS_BSSID]), ETH_ALEN);
|
|
wpa_printf(MSG_DEBUG, "nl80211: Associated with "
|
|
MACSTR, MAC2STR(ctx->assoc_bssid));
|
|
}
|
|
|
|
if (status == NL80211_BSS_STATUS_ASSOCIATED &&
|
|
bss[NL80211_BSS_INFORMATION_ELEMENTS]) {
|
|
const u8 *ie, *ssid;
|
|
size_t ie_len;
|
|
|
|
ie = nla_data(bss[NL80211_BSS_INFORMATION_ELEMENTS]);
|
|
ie_len = nla_len(bss[NL80211_BSS_INFORMATION_ELEMENTS]);
|
|
ssid = get_ie(ie, ie_len, WLAN_EID_SSID);
|
|
if (ssid && ssid[1] > 0 && ssid[1] <= SSID_MAX_LEN) {
|
|
ctx->assoc_ssid_len = ssid[1];
|
|
os_memcpy(ctx->assoc_ssid, ssid + 2, ssid[1]);
|
|
}
|
|
}
|
|
|
|
return NL_SKIP;
|
|
}
|
|
|
|
|
|
int nl80211_get_assoc_ssid(struct wpa_driver_nl80211_data *drv, u8 *ssid)
|
|
{
|
|
struct nl_msg *msg;
|
|
int ret;
|
|
struct nl80211_get_assoc_freq_arg arg;
|
|
int count = 0;
|
|
|
|
try_again:
|
|
msg = nl80211_drv_msg(drv, NLM_F_DUMP, NL80211_CMD_GET_SCAN);
|
|
os_memset(&arg, 0, sizeof(arg));
|
|
arg.drv = drv;
|
|
ret = send_and_recv_msgs(drv, msg, nl80211_get_assoc_freq_handler,
|
|
&arg, NULL, NULL);
|
|
if (ret == -EAGAIN) {
|
|
count++;
|
|
if (count >= 10) {
|
|
wpa_printf(MSG_INFO,
|
|
"nl80211: Failed to receive consistent scan result dump for get_assoc_ssid");
|
|
} else {
|
|
wpa_printf(MSG_DEBUG,
|
|
"nl80211: Failed to receive consistent scan result dump for get_assoc_ssid - try again");
|
|
goto try_again;
|
|
}
|
|
}
|
|
if (ret == 0) {
|
|
os_memcpy(ssid, arg.assoc_ssid, arg.assoc_ssid_len);
|
|
return arg.assoc_ssid_len;
|
|
}
|
|
wpa_printf(MSG_DEBUG, "nl80211: Scan result fetch failed: ret=%d (%s)",
|
|
ret, strerror(-ret));
|
|
return ret;
|
|
}
|
|
|
|
|
|
unsigned int nl80211_get_assoc_freq(struct wpa_driver_nl80211_data *drv)
|
|
{
|
|
struct nl_msg *msg;
|
|
int ret;
|
|
struct nl80211_get_assoc_freq_arg arg;
|
|
int count = 0;
|
|
|
|
try_again:
|
|
msg = nl80211_drv_msg(drv, NLM_F_DUMP, NL80211_CMD_GET_SCAN);
|
|
os_memset(&arg, 0, sizeof(arg));
|
|
arg.drv = drv;
|
|
ret = send_and_recv_msgs(drv, msg, nl80211_get_assoc_freq_handler,
|
|
&arg, NULL, NULL);
|
|
if (ret == -EAGAIN) {
|
|
count++;
|
|
if (count >= 10) {
|
|
wpa_printf(MSG_INFO,
|
|
"nl80211: Failed to receive consistent scan result dump for get_assoc_freq");
|
|
} else {
|
|
wpa_printf(MSG_DEBUG,
|
|
"nl80211: Failed to receive consistent scan result dump for get_assoc_freq - try again");
|
|
goto try_again;
|
|
}
|
|
}
|
|
if (ret == 0) {
|
|
unsigned int freq = drv->nlmode == NL80211_IFTYPE_ADHOC ?
|
|
arg.ibss_freq : arg.assoc_freq;
|
|
wpa_printf(MSG_DEBUG, "nl80211: Operating frequency for the "
|
|
"associated BSS from scan results: %u MHz", freq);
|
|
if (freq)
|
|
drv->assoc_freq = freq;
|
|
return drv->assoc_freq;
|
|
}
|
|
wpa_printf(MSG_DEBUG, "nl80211: Scan result fetch failed: ret=%d "
|
|
"(%s)", ret, strerror(-ret));
|
|
return drv->assoc_freq;
|
|
}
|
|
|
|
|
|
static int get_link_signal(struct nl_msg *msg, void *arg)
|
|
{
|
|
struct nlattr *tb[NL80211_ATTR_MAX + 1];
|
|
struct genlmsghdr *gnlh = nlmsg_data(nlmsg_hdr(msg));
|
|
struct nlattr *sinfo[NL80211_STA_INFO_MAX + 1];
|
|
static struct nla_policy policy[NL80211_STA_INFO_MAX + 1] = {
|
|
[NL80211_STA_INFO_SIGNAL] = { .type = NLA_U8 },
|
|
[NL80211_STA_INFO_SIGNAL_AVG] = { .type = NLA_U8 },
|
|
[NL80211_STA_INFO_BEACON_SIGNAL_AVG] = { .type = NLA_U8 },
|
|
};
|
|
struct nlattr *rinfo[NL80211_RATE_INFO_MAX + 1];
|
|
static struct nla_policy rate_policy[NL80211_RATE_INFO_MAX + 1] = {
|
|
[NL80211_RATE_INFO_BITRATE] = { .type = NLA_U16 },
|
|
[NL80211_RATE_INFO_MCS] = { .type = NLA_U8 },
|
|
[NL80211_RATE_INFO_40_MHZ_WIDTH] = { .type = NLA_FLAG },
|
|
[NL80211_RATE_INFO_SHORT_GI] = { .type = NLA_FLAG },
|
|
};
|
|
struct wpa_signal_info *sig_change = arg;
|
|
|
|
nla_parse(tb, NL80211_ATTR_MAX, genlmsg_attrdata(gnlh, 0),
|
|
genlmsg_attrlen(gnlh, 0), NULL);
|
|
if (!tb[NL80211_ATTR_STA_INFO] ||
|
|
nla_parse_nested(sinfo, NL80211_STA_INFO_MAX,
|
|
tb[NL80211_ATTR_STA_INFO], policy))
|
|
return NL_SKIP;
|
|
if (!sinfo[NL80211_STA_INFO_SIGNAL])
|
|
return NL_SKIP;
|
|
|
|
sig_change->current_signal =
|
|
(s8) nla_get_u8(sinfo[NL80211_STA_INFO_SIGNAL]);
|
|
|
|
if (sinfo[NL80211_STA_INFO_SIGNAL_AVG])
|
|
sig_change->avg_signal =
|
|
(s8) nla_get_u8(sinfo[NL80211_STA_INFO_SIGNAL_AVG]);
|
|
else
|
|
sig_change->avg_signal = 0;
|
|
|
|
if (sinfo[NL80211_STA_INFO_BEACON_SIGNAL_AVG])
|
|
sig_change->avg_beacon_signal =
|
|
(s8)
|
|
nla_get_u8(sinfo[NL80211_STA_INFO_BEACON_SIGNAL_AVG]);
|
|
else
|
|
sig_change->avg_beacon_signal = 0;
|
|
|
|
if (sinfo[NL80211_STA_INFO_TX_BITRATE]) {
|
|
if (nla_parse_nested(rinfo, NL80211_RATE_INFO_MAX,
|
|
sinfo[NL80211_STA_INFO_TX_BITRATE],
|
|
rate_policy)) {
|
|
sig_change->current_txrate = 0;
|
|
} else {
|
|
if (rinfo[NL80211_RATE_INFO_BITRATE]) {
|
|
sig_change->current_txrate =
|
|
nla_get_u16(rinfo[
|
|
NL80211_RATE_INFO_BITRATE]) * 100;
|
|
}
|
|
}
|
|
}
|
|
|
|
return NL_SKIP;
|
|
}
|
|
|
|
|
|
int nl80211_get_link_signal(struct wpa_driver_nl80211_data *drv,
|
|
struct wpa_signal_info *sig)
|
|
{
|
|
struct nl_msg *msg;
|
|
|
|
sig->current_signal = -WPA_INVALID_NOISE;
|
|
sig->current_txrate = 0;
|
|
|
|
if (!(msg = nl80211_drv_msg(drv, 0, NL80211_CMD_GET_STATION)) ||
|
|
nla_put(msg, NL80211_ATTR_MAC, ETH_ALEN, drv->bssid)) {
|
|
nlmsg_free(msg);
|
|
return -ENOBUFS;
|
|
}
|
|
|
|
return send_and_recv_msgs(drv, msg, get_link_signal, sig, NULL, NULL);
|
|
}
|
|
|
|
|
|
static int get_link_noise(struct nl_msg *msg, void *arg)
|
|
{
|
|
struct nlattr *tb[NL80211_ATTR_MAX + 1];
|
|
struct genlmsghdr *gnlh = nlmsg_data(nlmsg_hdr(msg));
|
|
struct nlattr *sinfo[NL80211_SURVEY_INFO_MAX + 1];
|
|
static struct nla_policy survey_policy[NL80211_SURVEY_INFO_MAX + 1] = {
|
|
[NL80211_SURVEY_INFO_FREQUENCY] = { .type = NLA_U32 },
|
|
[NL80211_SURVEY_INFO_NOISE] = { .type = NLA_U8 },
|
|
};
|
|
struct wpa_signal_info *sig_change = arg;
|
|
|
|
nla_parse(tb, NL80211_ATTR_MAX, genlmsg_attrdata(gnlh, 0),
|
|
genlmsg_attrlen(gnlh, 0), NULL);
|
|
|
|
if (!tb[NL80211_ATTR_SURVEY_INFO]) {
|
|
wpa_printf(MSG_DEBUG, "nl80211: survey data missing!");
|
|
return NL_SKIP;
|
|
}
|
|
|
|
if (nla_parse_nested(sinfo, NL80211_SURVEY_INFO_MAX,
|
|
tb[NL80211_ATTR_SURVEY_INFO],
|
|
survey_policy)) {
|
|
wpa_printf(MSG_DEBUG, "nl80211: failed to parse nested "
|
|
"attributes!");
|
|
return NL_SKIP;
|
|
}
|
|
|
|
if (!sinfo[NL80211_SURVEY_INFO_FREQUENCY])
|
|
return NL_SKIP;
|
|
|
|
if (nla_get_u32(sinfo[NL80211_SURVEY_INFO_FREQUENCY]) !=
|
|
sig_change->frequency)
|
|
return NL_SKIP;
|
|
|
|
if (!sinfo[NL80211_SURVEY_INFO_NOISE])
|
|
return NL_SKIP;
|
|
|
|
sig_change->current_noise =
|
|
(s8) nla_get_u8(sinfo[NL80211_SURVEY_INFO_NOISE]);
|
|
|
|
return NL_SKIP;
|
|
}
|
|
|
|
|
|
int nl80211_get_link_noise(struct wpa_driver_nl80211_data *drv,
|
|
struct wpa_signal_info *sig_change)
|
|
{
|
|
struct nl_msg *msg;
|
|
|
|
sig_change->current_noise = WPA_INVALID_NOISE;
|
|
sig_change->frequency = drv->assoc_freq;
|
|
|
|
msg = nl80211_drv_msg(drv, NLM_F_DUMP, NL80211_CMD_GET_SURVEY);
|
|
return send_and_recv_msgs(drv, msg, get_link_noise, sig_change,
|
|
NULL, NULL);
|
|
}
|
|
|
|
|
|
static int get_channel_info(struct nl_msg *msg, void *arg)
|
|
{
|
|
struct nlattr *tb[NL80211_ATTR_MAX + 1] = { 0 };
|
|
struct genlmsghdr *gnlh = nlmsg_data(nlmsg_hdr(msg));
|
|
struct wpa_channel_info *chan_info = arg;
|
|
|
|
nla_parse(tb, NL80211_ATTR_MAX, genlmsg_attrdata(gnlh, 0),
|
|
genlmsg_attrlen(gnlh, 0), NULL);
|
|
|
|
os_memset(chan_info, 0, sizeof(struct wpa_channel_info));
|
|
chan_info->chanwidth = CHAN_WIDTH_UNKNOWN;
|
|
|
|
if (tb[NL80211_ATTR_WIPHY_FREQ])
|
|
chan_info->frequency =
|
|
nla_get_u32(tb[NL80211_ATTR_WIPHY_FREQ]);
|
|
if (tb[NL80211_ATTR_CHANNEL_WIDTH])
|
|
chan_info->chanwidth = convert2width(
|
|
nla_get_u32(tb[NL80211_ATTR_CHANNEL_WIDTH]));
|
|
if (tb[NL80211_ATTR_WIPHY_CHANNEL_TYPE]) {
|
|
enum nl80211_channel_type ct =
|
|
nla_get_u32(tb[NL80211_ATTR_WIPHY_CHANNEL_TYPE]);
|
|
|
|
switch (ct) {
|
|
case NL80211_CHAN_HT40MINUS:
|
|
chan_info->sec_channel = -1;
|
|
break;
|
|
case NL80211_CHAN_HT40PLUS:
|
|
chan_info->sec_channel = 1;
|
|
break;
|
|
default:
|
|
chan_info->sec_channel = 0;
|
|
break;
|
|
}
|
|
}
|
|
if (tb[NL80211_ATTR_CENTER_FREQ1])
|
|
chan_info->center_frq1 =
|
|
nla_get_u32(tb[NL80211_ATTR_CENTER_FREQ1]);
|
|
if (tb[NL80211_ATTR_CENTER_FREQ2])
|
|
chan_info->center_frq2 =
|
|
nla_get_u32(tb[NL80211_ATTR_CENTER_FREQ2]);
|
|
|
|
if (chan_info->center_frq2) {
|
|
u8 seg1_idx = 0;
|
|
|
|
if (ieee80211_freq_to_chan(chan_info->center_frq2, &seg1_idx) !=
|
|
NUM_HOSTAPD_MODES)
|
|
chan_info->seg1_idx = seg1_idx;
|
|
}
|
|
|
|
return NL_SKIP;
|
|
}
|
|
|
|
|
|
static int nl80211_channel_info(void *priv, struct wpa_channel_info *ci)
|
|
{
|
|
struct i802_bss *bss = priv;
|
|
struct wpa_driver_nl80211_data *drv = bss->drv;
|
|
struct nl_msg *msg;
|
|
|
|
msg = nl80211_drv_msg(drv, 0, NL80211_CMD_GET_INTERFACE);
|
|
return send_and_recv_msgs(drv, msg, get_channel_info, ci, NULL, NULL);
|
|
}
|
|
|
|
|
|
static void wpa_driver_nl80211_event_receive(int sock, void *eloop_ctx,
|
|
void *handle)
|
|
{
|
|
struct nl_cb *cb = eloop_ctx;
|
|
int res;
|
|
|
|
wpa_printf(MSG_MSGDUMP, "nl80211: Event message available");
|
|
|
|
res = nl_recvmsgs(handle, cb);
|
|
if (res < 0) {
|
|
wpa_printf(MSG_INFO, "nl80211: %s->nl_recvmsgs failed: %d",
|
|
__func__, res);
|
|
}
|
|
}
|
|
|
|
|
|
/**
|
|
* wpa_driver_nl80211_set_country - ask nl80211 to set the regulatory domain
|
|
* @priv: driver_nl80211 private data
|
|
* @alpha2_arg: country to which to switch to
|
|
* Returns: 0 on success, -1 on failure
|
|
*
|
|
* This asks nl80211 to set the regulatory domain for given
|
|
* country ISO / IEC alpha2.
|
|
*/
|
|
static int wpa_driver_nl80211_set_country(void *priv, const char *alpha2_arg)
|
|
{
|
|
struct i802_bss *bss = priv;
|
|
struct wpa_driver_nl80211_data *drv = bss->drv;
|
|
char alpha2[3];
|
|
struct nl_msg *msg;
|
|
|
|
msg = nlmsg_alloc();
|
|
if (!msg)
|
|
return -ENOMEM;
|
|
|
|
alpha2[0] = alpha2_arg[0];
|
|
alpha2[1] = alpha2_arg[1];
|
|
alpha2[2] = '\0';
|
|
|
|
if (!nl80211_cmd(drv, msg, 0, NL80211_CMD_REQ_SET_REG) ||
|
|
nla_put_string(msg, NL80211_ATTR_REG_ALPHA2, alpha2)) {
|
|
nlmsg_free(msg);
|
|
return -EINVAL;
|
|
}
|
|
if (send_and_recv_msgs(drv, msg, NULL, NULL, NULL, NULL))
|
|
return -EINVAL;
|
|
return 0;
|
|
}
|
|
|
|
|
|
static int nl80211_get_country(struct nl_msg *msg, void *arg)
|
|
{
|
|
char *alpha2 = arg;
|
|
struct nlattr *tb_msg[NL80211_ATTR_MAX + 1];
|
|
struct genlmsghdr *gnlh = nlmsg_data(nlmsg_hdr(msg));
|
|
|
|
nla_parse(tb_msg, NL80211_ATTR_MAX, genlmsg_attrdata(gnlh, 0),
|
|
genlmsg_attrlen(gnlh, 0), NULL);
|
|
if (!tb_msg[NL80211_ATTR_REG_ALPHA2]) {
|
|
wpa_printf(MSG_DEBUG, "nl80211: No country information available");
|
|
return NL_SKIP;
|
|
}
|
|
os_strlcpy(alpha2, nla_data(tb_msg[NL80211_ATTR_REG_ALPHA2]), 3);
|
|
return NL_SKIP;
|
|
}
|
|
|
|
|
|
static int wpa_driver_nl80211_get_country(void *priv, char *alpha2)
|
|
{
|
|
struct i802_bss *bss = priv;
|
|
struct wpa_driver_nl80211_data *drv = bss->drv;
|
|
struct nl_msg *msg;
|
|
int ret;
|
|
|
|
msg = nlmsg_alloc();
|
|
if (!msg)
|
|
return -ENOMEM;
|
|
|
|
nl80211_cmd(drv, msg, 0, NL80211_CMD_GET_REG);
|
|
alpha2[0] = '\0';
|
|
ret = send_and_recv_msgs(drv, msg, nl80211_get_country, alpha2,
|
|
NULL, NULL);
|
|
if (!alpha2[0])
|
|
ret = -1;
|
|
|
|
return ret;
|
|
}
|
|
|
|
|
|
static int wpa_driver_nl80211_init_nl_global(struct nl80211_global *global)
|
|
{
|
|
int ret;
|
|
|
|
global->nl_cb = nl_cb_alloc(NL_CB_DEFAULT);
|
|
if (global->nl_cb == NULL) {
|
|
wpa_printf(MSG_ERROR, "nl80211: Failed to allocate netlink "
|
|
"callbacks");
|
|
return -1;
|
|
}
|
|
|
|
global->nl = nl_create_handle(global->nl_cb, "nl");
|
|
if (global->nl == NULL)
|
|
goto err;
|
|
|
|
global->nl80211_id = genl_ctrl_resolve(global->nl, "nl80211");
|
|
if (global->nl80211_id < 0) {
|
|
wpa_printf(MSG_ERROR, "nl80211: 'nl80211' generic netlink not "
|
|
"found");
|
|
goto err;
|
|
}
|
|
|
|
global->nl_event = nl_create_handle(global->nl_cb, "event");
|
|
if (global->nl_event == NULL)
|
|
goto err;
|
|
|
|
ret = nl_get_multicast_id(global, "nl80211", "scan");
|
|
if (ret >= 0)
|
|
ret = nl_socket_add_membership(global->nl_event, ret);
|
|
if (ret < 0) {
|
|
wpa_printf(MSG_ERROR, "nl80211: Could not add multicast "
|
|
"membership for scan events: %d (%s)",
|
|
ret, nl_geterror(ret));
|
|
goto err;
|
|
}
|
|
|
|
ret = nl_get_multicast_id(global, "nl80211", "mlme");
|
|
if (ret >= 0)
|
|
ret = nl_socket_add_membership(global->nl_event, ret);
|
|
if (ret < 0) {
|
|
wpa_printf(MSG_ERROR, "nl80211: Could not add multicast "
|
|
"membership for mlme events: %d (%s)",
|
|
ret, nl_geterror(ret));
|
|
goto err;
|
|
}
|
|
|
|
ret = nl_get_multicast_id(global, "nl80211", "regulatory");
|
|
if (ret >= 0)
|
|
ret = nl_socket_add_membership(global->nl_event, ret);
|
|
if (ret < 0) {
|
|
wpa_printf(MSG_DEBUG, "nl80211: Could not add multicast "
|
|
"membership for regulatory events: %d (%s)",
|
|
ret, nl_geterror(ret));
|
|
/* Continue without regulatory events */
|
|
}
|
|
|
|
ret = nl_get_multicast_id(global, "nl80211", "vendor");
|
|
if (ret >= 0)
|
|
ret = nl_socket_add_membership(global->nl_event, ret);
|
|
if (ret < 0) {
|
|
wpa_printf(MSG_DEBUG, "nl80211: Could not add multicast "
|
|
"membership for vendor events: %d (%s)",
|
|
ret, nl_geterror(ret));
|
|
/* Continue without vendor events */
|
|
}
|
|
|
|
nl_cb_set(global->nl_cb, NL_CB_SEQ_CHECK, NL_CB_CUSTOM,
|
|
no_seq_check, NULL);
|
|
nl_cb_set(global->nl_cb, NL_CB_VALID, NL_CB_CUSTOM,
|
|
process_global_event, global);
|
|
|
|
nl80211_register_eloop_read(&global->nl_event,
|
|
wpa_driver_nl80211_event_receive,
|
|
global->nl_cb, 0);
|
|
|
|
return 0;
|
|
|
|
err:
|
|
nl_destroy_handles(&global->nl_event);
|
|
nl_destroy_handles(&global->nl);
|
|
nl_cb_put(global->nl_cb);
|
|
global->nl_cb = NULL;
|
|
return -1;
|
|
}
|
|
|
|
|
|
static void nl80211_check_global(struct nl80211_global *global)
|
|
{
|
|
struct nl_sock *handle;
|
|
const char *groups[] = { "scan", "mlme", "regulatory", "vendor", NULL };
|
|
int ret;
|
|
unsigned int i;
|
|
|
|
/*
|
|
* Try to re-add memberships to handle case of cfg80211 getting reloaded
|
|
* and all registration having been cleared.
|
|
*/
|
|
handle = (void *) (((intptr_t) global->nl_event) ^
|
|
ELOOP_SOCKET_INVALID);
|
|
|
|
for (i = 0; groups[i]; i++) {
|
|
ret = nl_get_multicast_id(global, "nl80211", groups[i]);
|
|
if (ret >= 0)
|
|
ret = nl_socket_add_membership(handle, ret);
|
|
if (ret < 0) {
|
|
wpa_printf(MSG_INFO,
|
|
"nl80211: Could not re-add multicast membership for %s events: %d (%s)",
|
|
groups[i], ret, nl_geterror(ret));
|
|
}
|
|
}
|
|
}
|
|
|
|
|
|
static void wpa_driver_nl80211_rfkill_blocked(void *ctx)
|
|
{
|
|
struct wpa_driver_nl80211_data *drv = ctx;
|
|
|
|
wpa_printf(MSG_DEBUG, "nl80211: RFKILL blocked");
|
|
|
|
/*
|
|
* rtnetlink ifdown handler will report interfaces other than the P2P
|
|
* Device interface as disabled.
|
|
*/
|
|
if (drv->nlmode == NL80211_IFTYPE_P2P_DEVICE)
|
|
wpa_supplicant_event(drv->ctx, EVENT_INTERFACE_DISABLED, NULL);
|
|
}
|
|
|
|
|
|
static void wpa_driver_nl80211_rfkill_unblocked(void *ctx)
|
|
{
|
|
struct wpa_driver_nl80211_data *drv = ctx;
|
|
wpa_printf(MSG_DEBUG, "nl80211: RFKILL unblocked");
|
|
if (i802_set_iface_flags(drv->first_bss, 1)) {
|
|
wpa_printf(MSG_DEBUG, "nl80211: Could not set interface UP "
|
|
"after rfkill unblock");
|
|
return;
|
|
}
|
|
|
|
if (is_p2p_net_interface(drv->nlmode))
|
|
nl80211_disable_11b_rates(drv, drv->ifindex, 1);
|
|
|
|
/*
|
|
* rtnetlink ifup handler will report interfaces other than the P2P
|
|
* Device interface as enabled.
|
|
*/
|
|
if (drv->nlmode == NL80211_IFTYPE_P2P_DEVICE)
|
|
wpa_supplicant_event(drv->ctx, EVENT_INTERFACE_ENABLED, NULL);
|
|
}
|
|
|
|
|
|
static void wpa_driver_nl80211_handle_eapol_tx_status(int sock,
|
|
void *eloop_ctx,
|
|
void *handle)
|
|
{
|
|
struct wpa_driver_nl80211_data *drv = eloop_ctx;
|
|
u8 data[2048];
|
|
struct msghdr msg;
|
|
struct iovec entry;
|
|
u8 control[512];
|
|
struct cmsghdr *cmsg;
|
|
int res, found_ee = 0, found_wifi = 0, acked = 0;
|
|
union wpa_event_data event;
|
|
|
|
memset(&msg, 0, sizeof(msg));
|
|
msg.msg_iov = &entry;
|
|
msg.msg_iovlen = 1;
|
|
entry.iov_base = data;
|
|
entry.iov_len = sizeof(data);
|
|
msg.msg_control = &control;
|
|
msg.msg_controllen = sizeof(control);
|
|
|
|
res = recvmsg(sock, &msg, MSG_ERRQUEUE);
|
|
/* if error or not fitting 802.3 header, return */
|
|
if (res < 14)
|
|
return;
|
|
|
|
for (cmsg = CMSG_FIRSTHDR(&msg); cmsg; cmsg = CMSG_NXTHDR(&msg, cmsg))
|
|
{
|
|
if (cmsg->cmsg_level == SOL_SOCKET &&
|
|
cmsg->cmsg_type == SCM_WIFI_STATUS) {
|
|
int *ack;
|
|
|
|
found_wifi = 1;
|
|
ack = (void *)CMSG_DATA(cmsg);
|
|
acked = *ack;
|
|
}
|
|
|
|
if (cmsg->cmsg_level == SOL_PACKET &&
|
|
cmsg->cmsg_type == PACKET_TX_TIMESTAMP) {
|
|
struct sock_extended_err *err =
|
|
(struct sock_extended_err *)CMSG_DATA(cmsg);
|
|
|
|
if (err->ee_origin == SO_EE_ORIGIN_TXSTATUS)
|
|
found_ee = 1;
|
|
}
|
|
}
|
|
|
|
if (!found_ee || !found_wifi)
|
|
return;
|
|
|
|
memset(&event, 0, sizeof(event));
|
|
event.eapol_tx_status.dst = data;
|
|
event.eapol_tx_status.data = data + 14;
|
|
event.eapol_tx_status.data_len = res - 14;
|
|
event.eapol_tx_status.ack = acked;
|
|
wpa_supplicant_event(drv->ctx, EVENT_EAPOL_TX_STATUS, &event);
|
|
}
|
|
|
|
|
|
static int nl80211_init_connect_handle(struct i802_bss *bss)
|
|
{
|
|
if (bss->nl_connect) {
|
|
wpa_printf(MSG_DEBUG,
|
|
"nl80211: Connect handle already created (nl_connect=%p)",
|
|
bss->nl_connect);
|
|
return -1;
|
|
}
|
|
|
|
bss->nl_connect = nl_create_handle(bss->nl_cb, "connect");
|
|
if (!bss->nl_connect)
|
|
return -1;
|
|
nl80211_register_eloop_read(&bss->nl_connect,
|
|
wpa_driver_nl80211_event_receive,
|
|
bss->nl_cb, 1);
|
|
return 0;
|
|
}
|
|
|
|
|
|
static int nl80211_init_bss(struct i802_bss *bss)
|
|
{
|
|
bss->nl_cb = nl_cb_alloc(NL_CB_DEFAULT);
|
|
if (!bss->nl_cb)
|
|
return -1;
|
|
|
|
nl_cb_set(bss->nl_cb, NL_CB_SEQ_CHECK, NL_CB_CUSTOM,
|
|
no_seq_check, NULL);
|
|
nl_cb_set(bss->nl_cb, NL_CB_VALID, NL_CB_CUSTOM,
|
|
process_bss_event, bss);
|
|
|
|
nl80211_init_connect_handle(bss);
|
|
|
|
return 0;
|
|
}
|
|
|
|
|
|
static void nl80211_destroy_bss(struct i802_bss *bss)
|
|
{
|
|
nl_cb_put(bss->nl_cb);
|
|
bss->nl_cb = NULL;
|
|
|
|
if (bss->nl_connect)
|
|
nl80211_destroy_eloop_handle(&bss->nl_connect, 1);
|
|
}
|
|
|
|
|
|
static void
|
|
wpa_driver_nl80211_drv_init_rfkill(struct wpa_driver_nl80211_data *drv)
|
|
{
|
|
struct rfkill_config *rcfg;
|
|
|
|
if (drv->rfkill)
|
|
return;
|
|
|
|
rcfg = os_zalloc(sizeof(*rcfg));
|
|
if (!rcfg)
|
|
return;
|
|
|
|
rcfg->ctx = drv;
|
|
|
|
/* rfkill uses netdev sysfs for initialization. However, P2P Device is
|
|
* not associated with a netdev, so use the name of some other interface
|
|
* sharing the same wiphy as the P2P Device interface.
|
|
*
|
|
* Note: This is valid, as a P2P Device interface is always dynamically
|
|
* created and is created only once another wpa_s interface was added.
|
|
*/
|
|
if (drv->nlmode == NL80211_IFTYPE_P2P_DEVICE) {
|
|
struct nl80211_global *global = drv->global;
|
|
struct wpa_driver_nl80211_data *tmp1;
|
|
|
|
dl_list_for_each(tmp1, &global->interfaces,
|
|
struct wpa_driver_nl80211_data, list) {
|
|
if (drv == tmp1 || drv->wiphy_idx != tmp1->wiphy_idx ||
|
|
!tmp1->rfkill)
|
|
continue;
|
|
|
|
wpa_printf(MSG_DEBUG,
|
|
"nl80211: Use (%s) to initialize P2P Device rfkill",
|
|
tmp1->first_bss->ifname);
|
|
os_strlcpy(rcfg->ifname, tmp1->first_bss->ifname,
|
|
sizeof(rcfg->ifname));
|
|
break;
|
|
}
|
|
} else {
|
|
os_strlcpy(rcfg->ifname, drv->first_bss->ifname,
|
|
sizeof(rcfg->ifname));
|
|
}
|
|
|
|
rcfg->blocked_cb = wpa_driver_nl80211_rfkill_blocked;
|
|
rcfg->unblocked_cb = wpa_driver_nl80211_rfkill_unblocked;
|
|
drv->rfkill = rfkill_init(rcfg);
|
|
if (!drv->rfkill) {
|
|
wpa_printf(MSG_DEBUG, "nl80211: RFKILL status not available");
|
|
os_free(rcfg);
|
|
}
|
|
}
|
|
|
|
|
|
static void * wpa_driver_nl80211_drv_init(void *ctx, const char *ifname,
|
|
void *global_priv, int hostapd,
|
|
const u8 *set_addr,
|
|
const char *driver_params)
|
|
{
|
|
struct wpa_driver_nl80211_data *drv;
|
|
struct i802_bss *bss;
|
|
|
|
if (global_priv == NULL)
|
|
return NULL;
|
|
drv = os_zalloc(sizeof(*drv));
|
|
if (drv == NULL)
|
|
return NULL;
|
|
drv->global = global_priv;
|
|
drv->ctx = ctx;
|
|
drv->hostapd = !!hostapd;
|
|
drv->eapol_sock = -1;
|
|
|
|
/*
|
|
* There is no driver capability flag for this, so assume it is
|
|
* supported and disable this on first attempt to use if the driver
|
|
* rejects the command due to missing support.
|
|
*/
|
|
drv->set_rekey_offload = 1;
|
|
|
|
drv->num_if_indices = ARRAY_SIZE(drv->default_if_indices);
|
|
drv->if_indices = drv->default_if_indices;
|
|
|
|
drv->first_bss = os_zalloc(sizeof(*drv->first_bss));
|
|
if (!drv->first_bss) {
|
|
os_free(drv);
|
|
return NULL;
|
|
}
|
|
bss = drv->first_bss;
|
|
bss->drv = drv;
|
|
bss->ctx = ctx;
|
|
|
|
os_strlcpy(bss->ifname, ifname, sizeof(bss->ifname));
|
|
drv->monitor_ifidx = -1;
|
|
drv->monitor_sock = -1;
|
|
drv->eapol_tx_sock = -1;
|
|
drv->ap_scan_as_station = NL80211_IFTYPE_UNSPECIFIED;
|
|
|
|
if (nl80211_init_bss(bss))
|
|
goto failed;
|
|
|
|
if (wpa_driver_nl80211_finish_drv_init(drv, set_addr, 1, driver_params))
|
|
goto failed;
|
|
|
|
if (drv->capa.flags2 & WPA_DRIVER_FLAGS2_CONTROL_PORT_TX_STATUS) {
|
|
drv->control_port_ap = 1;
|
|
goto skip_wifi_status;
|
|
}
|
|
|
|
drv->eapol_tx_sock = socket(PF_PACKET, SOCK_DGRAM, 0);
|
|
if (drv->eapol_tx_sock < 0)
|
|
goto failed;
|
|
|
|
if (drv->data_tx_status) {
|
|
int enabled = 1;
|
|
|
|
if (setsockopt(drv->eapol_tx_sock, SOL_SOCKET, SO_WIFI_STATUS,
|
|
&enabled, sizeof(enabled)) < 0) {
|
|
wpa_printf(MSG_DEBUG,
|
|
"nl80211: wifi status sockopt failed: %s",
|
|
strerror(errno));
|
|
drv->data_tx_status = 0;
|
|
if (!drv->use_monitor)
|
|
drv->capa.flags &=
|
|
~WPA_DRIVER_FLAGS_EAPOL_TX_STATUS;
|
|
} else {
|
|
eloop_register_read_sock(
|
|
drv->eapol_tx_sock,
|
|
wpa_driver_nl80211_handle_eapol_tx_status,
|
|
drv, NULL);
|
|
}
|
|
}
|
|
skip_wifi_status:
|
|
|
|
if (drv->global) {
|
|
nl80211_check_global(drv->global);
|
|
dl_list_add(&drv->global->interfaces, &drv->list);
|
|
drv->in_interface_list = 1;
|
|
}
|
|
|
|
return bss;
|
|
|
|
failed:
|
|
wpa_driver_nl80211_deinit(bss);
|
|
return NULL;
|
|
}
|
|
|
|
|
|
/**
|
|
* wpa_driver_nl80211_init - Initialize nl80211 driver interface
|
|
* @ctx: context to be used when calling wpa_supplicant functions,
|
|
* e.g., wpa_supplicant_event()
|
|
* @ifname: interface name, e.g., wlan0
|
|
* @global_priv: private driver global data from global_init()
|
|
* Returns: Pointer to private data, %NULL on failure
|
|
*/
|
|
static void * wpa_driver_nl80211_init(void *ctx, const char *ifname,
|
|
void *global_priv)
|
|
{
|
|
return wpa_driver_nl80211_drv_init(ctx, ifname, global_priv, 0, NULL,
|
|
NULL);
|
|
}
|
|
|
|
|
|
static int nl80211_register_frame(struct i802_bss *bss,
|
|
struct nl_sock *nl_handle,
|
|
u16 type, const u8 *match, size_t match_len,
|
|
bool multicast)
|
|
{
|
|
struct wpa_driver_nl80211_data *drv = bss->drv;
|
|
struct nl_msg *msg;
|
|
int ret;
|
|
char buf[30];
|
|
|
|
buf[0] = '\0';
|
|
wpa_snprintf_hex(buf, sizeof(buf), match, match_len);
|
|
wpa_printf(MSG_DEBUG,
|
|
"nl80211: Register frame type=0x%x (%s) nl_handle=%p match=%s multicast=%d",
|
|
type, fc2str(type), nl_handle, buf, multicast);
|
|
|
|
if (!(msg = nl80211_cmd_msg(bss, 0, NL80211_CMD_REGISTER_FRAME)) ||
|
|
(multicast && nla_put_flag(msg, NL80211_ATTR_RECEIVE_MULTICAST)) ||
|
|
nla_put_u16(msg, NL80211_ATTR_FRAME_TYPE, type) ||
|
|
nla_put(msg, NL80211_ATTR_FRAME_MATCH, match_len, match)) {
|
|
nlmsg_free(msg);
|
|
return -1;
|
|
}
|
|
|
|
ret = send_and_recv(drv->global, nl_handle, msg, NULL, NULL,
|
|
NULL, NULL);
|
|
if (ret) {
|
|
wpa_printf(MSG_DEBUG, "nl80211: Register frame command "
|
|
"failed (type=%u): ret=%d (%s)",
|
|
type, ret, strerror(-ret));
|
|
wpa_hexdump(MSG_DEBUG, "nl80211: Register frame match",
|
|
match, match_len);
|
|
}
|
|
return ret;
|
|
}
|
|
|
|
|
|
static int nl80211_alloc_mgmt_handle(struct i802_bss *bss)
|
|
{
|
|
if (bss->nl_mgmt) {
|
|
wpa_printf(MSG_DEBUG, "nl80211: Mgmt reporting "
|
|
"already on! (nl_mgmt=%p)", bss->nl_mgmt);
|
|
return -1;
|
|
}
|
|
|
|
bss->nl_mgmt = nl_create_handle(bss->nl_cb, "mgmt");
|
|
if (bss->nl_mgmt == NULL)
|
|
return -1;
|
|
|
|
return 0;
|
|
}
|
|
|
|
|
|
static void nl80211_mgmt_handle_register_eloop(struct i802_bss *bss)
|
|
{
|
|
nl80211_register_eloop_read(&bss->nl_mgmt,
|
|
wpa_driver_nl80211_event_receive,
|
|
bss->nl_cb, 0);
|
|
}
|
|
|
|
|
|
static int nl80211_register_action_frame(struct i802_bss *bss,
|
|
const u8 *match, size_t match_len)
|
|
{
|
|
u16 type = (WLAN_FC_TYPE_MGMT << 2) | (WLAN_FC_STYPE_ACTION << 4);
|
|
return nl80211_register_frame(bss, bss->nl_mgmt,
|
|
type, match, match_len, false);
|
|
}
|
|
|
|
|
|
static int nl80211_mgmt_subscribe_non_ap(struct i802_bss *bss)
|
|
{
|
|
struct wpa_driver_nl80211_data *drv = bss->drv;
|
|
u16 type = (WLAN_FC_TYPE_MGMT << 2) | (WLAN_FC_STYPE_AUTH << 4);
|
|
int ret = 0;
|
|
|
|
if (nl80211_alloc_mgmt_handle(bss))
|
|
return -1;
|
|
wpa_printf(MSG_DEBUG, "nl80211: Subscribe to mgmt frames with non-AP "
|
|
"handle %p", bss->nl_mgmt);
|
|
|
|
if (drv->nlmode == NL80211_IFTYPE_ADHOC) {
|
|
/* register for any AUTH message */
|
|
nl80211_register_frame(bss, bss->nl_mgmt, type, NULL, 0, false);
|
|
} else if ((drv->capa.flags & WPA_DRIVER_FLAGS_SAE) &&
|
|
!(drv->capa.flags & WPA_DRIVER_FLAGS_SME)) {
|
|
/* register for SAE Authentication frames */
|
|
nl80211_register_frame(bss, bss->nl_mgmt, type,
|
|
(u8 *) "\x03\x00", 2, false);
|
|
}
|
|
|
|
#ifdef CONFIG_INTERWORKING
|
|
/* QoS Map Configure */
|
|
if (nl80211_register_action_frame(bss, (u8 *) "\x01\x04", 2) < 0)
|
|
ret = -1;
|
|
#endif /* CONFIG_INTERWORKING */
|
|
#if defined(CONFIG_P2P) || defined(CONFIG_INTERWORKING) || defined(CONFIG_DPP)
|
|
/* GAS Initial Request */
|
|
if (nl80211_register_action_frame(bss, (u8 *) "\x04\x0a", 2) < 0)
|
|
ret = -1;
|
|
/* GAS Initial Response */
|
|
if (nl80211_register_action_frame(bss, (u8 *) "\x04\x0b", 2) < 0)
|
|
ret = -1;
|
|
/* GAS Comeback Request */
|
|
if (nl80211_register_action_frame(bss, (u8 *) "\x04\x0c", 2) < 0)
|
|
ret = -1;
|
|
/* GAS Comeback Response */
|
|
if (nl80211_register_action_frame(bss, (u8 *) "\x04\x0d", 2) < 0)
|
|
ret = -1;
|
|
/* Protected GAS Initial Request */
|
|
if (nl80211_register_action_frame(bss, (u8 *) "\x09\x0a", 2) < 0)
|
|
ret = -1;
|
|
/* Protected GAS Initial Response */
|
|
if (nl80211_register_action_frame(bss, (u8 *) "\x09\x0b", 2) < 0)
|
|
ret = -1;
|
|
/* Protected GAS Comeback Request */
|
|
if (nl80211_register_action_frame(bss, (u8 *) "\x09\x0c", 2) < 0)
|
|
ret = -1;
|
|
/* Protected GAS Comeback Response */
|
|
if (nl80211_register_action_frame(bss, (u8 *) "\x09\x0d", 2) < 0)
|
|
ret = -1;
|
|
#endif /* CONFIG_P2P || CONFIG_INTERWORKING || CONFIG_DPP */
|
|
#ifdef CONFIG_P2P
|
|
/* P2P Public Action */
|
|
if (nl80211_register_action_frame(bss,
|
|
(u8 *) "\x04\x09\x50\x6f\x9a\x09",
|
|
6) < 0)
|
|
ret = -1;
|
|
/* P2P Action */
|
|
if (nl80211_register_action_frame(bss,
|
|
(u8 *) "\x7f\x50\x6f\x9a\x09",
|
|
5) < 0)
|
|
ret = -1;
|
|
#endif /* CONFIG_P2P */
|
|
#ifdef CONFIG_DPP
|
|
/* DPP Public Action */
|
|
if (nl80211_register_action_frame(bss,
|
|
(u8 *) "\x04\x09\x50\x6f\x9a\x1a",
|
|
6) < 0)
|
|
ret = -1;
|
|
#endif /* CONFIG_DPP */
|
|
#ifdef CONFIG_OCV
|
|
/* SA Query Request */
|
|
if (nl80211_register_action_frame(bss, (u8 *) "\x08\x00", 2) < 0)
|
|
ret = -1;
|
|
#endif /* CONFIG_OCV */
|
|
/* SA Query Response */
|
|
if (nl80211_register_action_frame(bss, (u8 *) "\x08\x01", 2) < 0)
|
|
ret = -1;
|
|
#ifdef CONFIG_TDLS
|
|
if ((drv->capa.flags & WPA_DRIVER_FLAGS_TDLS_SUPPORT)) {
|
|
/* TDLS Discovery Response */
|
|
if (nl80211_register_action_frame(bss, (u8 *) "\x04\x0e", 2) <
|
|
0)
|
|
ret = -1;
|
|
}
|
|
#endif /* CONFIG_TDLS */
|
|
#ifdef CONFIG_FST
|
|
/* FST Action frames */
|
|
if (nl80211_register_action_frame(bss, (u8 *) "\x12", 1) < 0)
|
|
ret = -1;
|
|
#endif /* CONFIG_FST */
|
|
|
|
/* FT Action frames */
|
|
if (nl80211_register_action_frame(bss, (u8 *) "\x06", 1) < 0)
|
|
ret = -1;
|
|
else if (!drv->has_driver_key_mgmt) {
|
|
int i;
|
|
|
|
/* Update supported AKMs only if the driver doesn't advertize
|
|
* any AKM capabilities. */
|
|
drv->capa.key_mgmt |= WPA_DRIVER_CAPA_KEY_MGMT_FT |
|
|
WPA_DRIVER_CAPA_KEY_MGMT_FT_PSK;
|
|
|
|
/* Update per interface supported AKMs */
|
|
for (i = 0; i < WPA_IF_MAX; i++)
|
|
drv->capa.key_mgmt_iftype[i] = drv->capa.key_mgmt;
|
|
}
|
|
|
|
/* WNM - BSS Transition Management Request */
|
|
if (nl80211_register_action_frame(bss, (u8 *) "\x0a\x07", 2) < 0)
|
|
ret = -1;
|
|
/* WNM-Sleep Mode Response */
|
|
if (nl80211_register_action_frame(bss, (u8 *) "\x0a\x11", 2) < 0)
|
|
ret = -1;
|
|
#ifdef CONFIG_WNM
|
|
/* WNM - Collocated Interference Request */
|
|
if (nl80211_register_action_frame(bss, (u8 *) "\x0a\x0b", 2) < 0)
|
|
ret = -1;
|
|
#endif /* CONFIG_WNM */
|
|
|
|
#ifdef CONFIG_HS20
|
|
/* WNM-Notification */
|
|
if (nl80211_register_action_frame(bss, (u8 *) "\x0a\x1a", 2) < 0)
|
|
ret = -1;
|
|
#endif /* CONFIG_HS20 */
|
|
|
|
/* WMM-AC ADDTS Response */
|
|
if (nl80211_register_action_frame(bss, (u8 *) "\x11\x01", 2) < 0)
|
|
ret = -1;
|
|
|
|
/* WMM-AC DELTS */
|
|
if (nl80211_register_action_frame(bss, (u8 *) "\x11\x02", 2) < 0)
|
|
ret = -1;
|
|
|
|
/* Radio Measurement - Neighbor Report Response */
|
|
if (nl80211_register_action_frame(bss, (u8 *) "\x05\x05", 2) < 0)
|
|
ret = -1;
|
|
|
|
/* Radio Measurement - Radio Measurement Request */
|
|
if (!drv->no_rrm &&
|
|
nl80211_register_action_frame(bss, (u8 *) "\x05\x00", 2) < 0)
|
|
ret = -1;
|
|
|
|
/* Radio Measurement - Link Measurement Request */
|
|
if ((drv->capa.rrm_flags & WPA_DRIVER_FLAGS_TX_POWER_INSERTION) &&
|
|
(nl80211_register_action_frame(bss, (u8 *) "\x05\x02", 2) < 0))
|
|
ret = -1;
|
|
|
|
/* Robust AV MSCS Response */
|
|
if (nl80211_register_action_frame(bss, (u8 *) "\x13\x05", 2) < 0)
|
|
ret = -1;
|
|
|
|
nl80211_mgmt_handle_register_eloop(bss);
|
|
|
|
return ret;
|
|
}
|
|
|
|
|
|
static int nl80211_mgmt_subscribe_mesh(struct i802_bss *bss)
|
|
{
|
|
int ret = 0;
|
|
|
|
if (nl80211_alloc_mgmt_handle(bss))
|
|
return -1;
|
|
|
|
wpa_printf(MSG_DEBUG,
|
|
"nl80211: Subscribe to mgmt frames with mesh handle %p",
|
|
bss->nl_mgmt);
|
|
|
|
/* Auth frames for mesh SAE */
|
|
if (nl80211_register_frame(bss, bss->nl_mgmt,
|
|
(WLAN_FC_TYPE_MGMT << 2) |
|
|
(WLAN_FC_STYPE_AUTH << 4),
|
|
NULL, 0, false) < 0)
|
|
ret = -1;
|
|
|
|
/* Mesh peering open */
|
|
if (nl80211_register_action_frame(bss, (u8 *) "\x0f\x01", 2) < 0)
|
|
ret = -1;
|
|
/* Mesh peering confirm */
|
|
if (nl80211_register_action_frame(bss, (u8 *) "\x0f\x02", 2) < 0)
|
|
ret = -1;
|
|
/* Mesh peering close */
|
|
if (nl80211_register_action_frame(bss, (u8 *) "\x0f\x03", 2) < 0)
|
|
ret = -1;
|
|
|
|
nl80211_mgmt_handle_register_eloop(bss);
|
|
|
|
return ret;
|
|
}
|
|
|
|
|
|
static int nl80211_register_spurious_class3(struct i802_bss *bss)
|
|
{
|
|
struct nl_msg *msg;
|
|
int ret;
|
|
|
|
msg = nl80211_bss_msg(bss, 0, NL80211_CMD_UNEXPECTED_FRAME);
|
|
ret = send_and_recv(bss->drv->global, bss->nl_mgmt, msg, NULL, NULL,
|
|
NULL, NULL);
|
|
if (ret) {
|
|
wpa_printf(MSG_DEBUG, "nl80211: Register spurious class3 "
|
|
"failed: ret=%d (%s)",
|
|
ret, strerror(-ret));
|
|
}
|
|
return ret;
|
|
}
|
|
|
|
|
|
static int nl80211_action_subscribe_ap(struct i802_bss *bss)
|
|
{
|
|
int ret = 0;
|
|
|
|
/* Public Action frames */
|
|
if (nl80211_register_action_frame(bss, (u8 *) "\x04", 1) < 0)
|
|
ret = -1;
|
|
/* RRM Measurement Report */
|
|
if (nl80211_register_action_frame(bss, (u8 *) "\x05\x01", 2) < 0)
|
|
ret = -1;
|
|
/* RRM Link Measurement Report */
|
|
if (nl80211_register_action_frame(bss, (u8 *) "\x05\x03", 2) < 0)
|
|
ret = -1;
|
|
/* RRM Neighbor Report Request */
|
|
if (nl80211_register_action_frame(bss, (u8 *) "\x05\x04", 2) < 0)
|
|
ret = -1;
|
|
/* FT Action frames */
|
|
if (nl80211_register_action_frame(bss, (u8 *) "\x06", 1) < 0)
|
|
ret = -1;
|
|
/* SA Query */
|
|
if (nl80211_register_action_frame(bss, (u8 *) "\x08", 1) < 0)
|
|
ret = -1;
|
|
/* Protected Dual of Public Action */
|
|
if (nl80211_register_action_frame(bss, (u8 *) "\x09", 1) < 0)
|
|
ret = -1;
|
|
/* WNM */
|
|
if (nl80211_register_action_frame(bss, (u8 *) "\x0a", 1) < 0)
|
|
ret = -1;
|
|
/* WMM */
|
|
if (nl80211_register_action_frame(bss, (u8 *) "\x11", 1) < 0)
|
|
ret = -1;
|
|
#ifdef CONFIG_FST
|
|
/* FST Action frames */
|
|
if (nl80211_register_action_frame(bss, (u8 *) "\x12", 1) < 0)
|
|
ret = -1;
|
|
#endif /* CONFIG_FST */
|
|
/* Vendor-specific */
|
|
if (nl80211_register_action_frame(bss, (u8 *) "\x7f", 1) < 0)
|
|
ret = -1;
|
|
|
|
return ret;
|
|
}
|
|
|
|
|
|
static int nl80211_mgmt_subscribe_ap(struct i802_bss *bss)
|
|
{
|
|
static const int stypes[] = {
|
|
WLAN_FC_STYPE_AUTH,
|
|
WLAN_FC_STYPE_ASSOC_REQ,
|
|
WLAN_FC_STYPE_REASSOC_REQ,
|
|
WLAN_FC_STYPE_DISASSOC,
|
|
WLAN_FC_STYPE_DEAUTH,
|
|
WLAN_FC_STYPE_PROBE_REQ,
|
|
/* Beacon doesn't work as mac80211 doesn't currently allow
|
|
* it, but it wouldn't really be the right thing anyway as
|
|
* it isn't per interface ... maybe just dump the scan
|
|
* results periodically for OLBC?
|
|
*/
|
|
/* WLAN_FC_STYPE_BEACON, */
|
|
};
|
|
unsigned int i;
|
|
|
|
if (nl80211_alloc_mgmt_handle(bss))
|
|
return -1;
|
|
wpa_printf(MSG_DEBUG, "nl80211: Subscribe to mgmt frames with AP "
|
|
"handle %p", bss->nl_mgmt);
|
|
|
|
for (i = 0; i < ARRAY_SIZE(stypes); i++) {
|
|
if (nl80211_register_frame(bss, bss->nl_mgmt,
|
|
(WLAN_FC_TYPE_MGMT << 2) |
|
|
(stypes[i] << 4),
|
|
NULL, 0, false) < 0) {
|
|
goto out_err;
|
|
}
|
|
}
|
|
|
|
if (nl80211_action_subscribe_ap(bss))
|
|
goto out_err;
|
|
|
|
if (nl80211_register_spurious_class3(bss))
|
|
goto out_err;
|
|
|
|
nl80211_mgmt_handle_register_eloop(bss);
|
|
return 0;
|
|
|
|
out_err:
|
|
nl_destroy_handles(&bss->nl_mgmt);
|
|
return -1;
|
|
}
|
|
|
|
|
|
static int nl80211_mgmt_subscribe_ap_dev_sme(struct i802_bss *bss)
|
|
{
|
|
if (nl80211_alloc_mgmt_handle(bss))
|
|
return -1;
|
|
wpa_printf(MSG_DEBUG, "nl80211: Subscribe to mgmt frames with AP "
|
|
"handle %p (device SME)", bss->nl_mgmt);
|
|
|
|
if (nl80211_action_subscribe_ap(bss))
|
|
goto out_err;
|
|
|
|
if (bss->drv->device_ap_sme) {
|
|
u16 type = (WLAN_FC_TYPE_MGMT << 2) | (WLAN_FC_STYPE_AUTH << 4);
|
|
|
|
/* Register for all Authentication frames */
|
|
if (nl80211_register_frame(bss, bss->nl_mgmt, type, NULL, 0,
|
|
false) < 0)
|
|
wpa_printf(MSG_DEBUG,
|
|
"nl80211: Failed to subscribe to handle Authentication frames - SAE offload may not work");
|
|
}
|
|
|
|
nl80211_mgmt_handle_register_eloop(bss);
|
|
return 0;
|
|
|
|
out_err:
|
|
nl_destroy_handles(&bss->nl_mgmt);
|
|
return -1;
|
|
}
|
|
|
|
|
|
static void nl80211_mgmt_unsubscribe(struct i802_bss *bss, const char *reason)
|
|
{
|
|
if (bss->nl_mgmt == NULL)
|
|
return;
|
|
wpa_printf(MSG_DEBUG, "nl80211: Unsubscribe mgmt frames handle %p "
|
|
"(%s)", bss->nl_mgmt, reason);
|
|
nl80211_destroy_eloop_handle(&bss->nl_mgmt, 0);
|
|
|
|
nl80211_put_wiphy_data_ap(bss);
|
|
}
|
|
|
|
|
|
static void wpa_driver_nl80211_send_rfkill(void *eloop_ctx, void *timeout_ctx)
|
|
{
|
|
wpa_supplicant_event(timeout_ctx, EVENT_INTERFACE_DISABLED, NULL);
|
|
}
|
|
|
|
|
|
static void nl80211_del_p2pdev(struct i802_bss *bss)
|
|
{
|
|
struct nl_msg *msg;
|
|
int ret;
|
|
|
|
msg = nl80211_cmd_msg(bss, 0, NL80211_CMD_DEL_INTERFACE);
|
|
ret = send_and_recv_msgs(bss->drv, msg, NULL, NULL, NULL, NULL);
|
|
|
|
wpa_printf(MSG_DEBUG, "nl80211: Delete P2P Device %s (0x%llx): %s",
|
|
bss->ifname, (long long unsigned int) bss->wdev_id,
|
|
strerror(-ret));
|
|
}
|
|
|
|
|
|
static int nl80211_set_p2pdev(struct i802_bss *bss, int start)
|
|
{
|
|
struct nl_msg *msg;
|
|
int ret;
|
|
|
|
msg = nl80211_cmd_msg(bss, 0, start ? NL80211_CMD_START_P2P_DEVICE :
|
|
NL80211_CMD_STOP_P2P_DEVICE);
|
|
ret = send_and_recv_msgs(bss->drv, msg, NULL, NULL, NULL, NULL);
|
|
|
|
wpa_printf(MSG_DEBUG, "nl80211: %s P2P Device %s (0x%llx): %s",
|
|
start ? "Start" : "Stop",
|
|
bss->ifname, (long long unsigned int) bss->wdev_id,
|
|
strerror(-ret));
|
|
return ret;
|
|
}
|
|
|
|
|
|
static int i802_set_iface_flags(struct i802_bss *bss, int up)
|
|
{
|
|
enum nl80211_iftype nlmode;
|
|
|
|
nlmode = nl80211_get_ifmode(bss);
|
|
if (nlmode != NL80211_IFTYPE_P2P_DEVICE) {
|
|
return linux_set_iface_flags(bss->drv->global->ioctl_sock,
|
|
bss->ifname, up);
|
|
}
|
|
|
|
/* P2P Device has start/stop which is equivalent */
|
|
return nl80211_set_p2pdev(bss, up);
|
|
}
|
|
|
|
|
|
#ifdef CONFIG_TESTING_OPTIONS
|
|
static int qca_vendor_test_cmd_handler(struct nl_msg *msg, void *arg)
|
|
{
|
|
/* struct wpa_driver_nl80211_data *drv = arg; */
|
|
struct nlattr *tb[NL80211_ATTR_MAX + 1];
|
|
struct genlmsghdr *gnlh = nlmsg_data(nlmsg_hdr(msg));
|
|
|
|
|
|
wpa_printf(MSG_DEBUG,
|
|
"nl80211: QCA vendor test command response received");
|
|
|
|
nla_parse(tb, NL80211_ATTR_MAX, genlmsg_attrdata(gnlh, 0),
|
|
genlmsg_attrlen(gnlh, 0), NULL);
|
|
if (!tb[NL80211_ATTR_VENDOR_DATA]) {
|
|
wpa_printf(MSG_DEBUG, "nl80211: No vendor data attribute");
|
|
return NL_SKIP;
|
|
}
|
|
|
|
wpa_hexdump(MSG_DEBUG,
|
|
"nl80211: Received QCA vendor test command response",
|
|
nla_data(tb[NL80211_ATTR_VENDOR_DATA]),
|
|
nla_len(tb[NL80211_ATTR_VENDOR_DATA]));
|
|
|
|
return NL_SKIP;
|
|
}
|
|
#endif /* CONFIG_TESTING_OPTIONS */
|
|
|
|
|
|
static void qca_vendor_test(struct wpa_driver_nl80211_data *drv)
|
|
{
|
|
#ifdef CONFIG_TESTING_OPTIONS
|
|
struct nl_msg *msg;
|
|
struct nlattr *params;
|
|
int ret;
|
|
|
|
if (!(msg = nl80211_drv_msg(drv, 0, NL80211_CMD_VENDOR)) ||
|
|
nla_put_u32(msg, NL80211_ATTR_VENDOR_ID, OUI_QCA) ||
|
|
nla_put_u32(msg, NL80211_ATTR_VENDOR_SUBCMD,
|
|
QCA_NL80211_VENDOR_SUBCMD_TEST) ||
|
|
!(params = nla_nest_start(msg, NL80211_ATTR_VENDOR_DATA)) ||
|
|
nla_put_u32(msg, QCA_WLAN_VENDOR_ATTR_TEST, 123)) {
|
|
nlmsg_free(msg);
|
|
return;
|
|
}
|
|
nla_nest_end(msg, params);
|
|
|
|
ret = send_and_recv_msgs(drv, msg, qca_vendor_test_cmd_handler, drv,
|
|
NULL, NULL);
|
|
wpa_printf(MSG_DEBUG,
|
|
"nl80211: QCA vendor test command returned %d (%s)",
|
|
ret, strerror(-ret));
|
|
#endif /* CONFIG_TESTING_OPTIONS */
|
|
}
|
|
|
|
|
|
static int
|
|
wpa_driver_nl80211_finish_drv_init(struct wpa_driver_nl80211_data *drv,
|
|
const u8 *set_addr, int first,
|
|
const char *driver_params)
|
|
{
|
|
struct i802_bss *bss = drv->first_bss;
|
|
int send_rfkill_event = 0;
|
|
enum nl80211_iftype nlmode;
|
|
|
|
drv->ifindex = if_nametoindex(bss->ifname);
|
|
bss->ifindex = drv->ifindex;
|
|
bss->wdev_id = drv->global->if_add_wdevid;
|
|
bss->wdev_id_set = drv->global->if_add_wdevid_set;
|
|
|
|
bss->if_dynamic = drv->ifindex == drv->global->if_add_ifindex;
|
|
bss->if_dynamic = bss->if_dynamic || drv->global->if_add_wdevid_set;
|
|
drv->global->if_add_wdevid_set = 0;
|
|
|
|
if (!bss->if_dynamic && nl80211_get_ifmode(bss) == NL80211_IFTYPE_AP)
|
|
bss->static_ap = 1;
|
|
|
|
if (first &&
|
|
nl80211_get_ifmode(bss) != NL80211_IFTYPE_P2P_DEVICE &&
|
|
linux_iface_up(drv->global->ioctl_sock, bss->ifname) > 0)
|
|
drv->start_iface_up = 1;
|
|
|
|
if (wpa_driver_nl80211_capa(drv))
|
|
return -1;
|
|
|
|
if (driver_params && nl80211_set_param(bss, driver_params) < 0)
|
|
return -1;
|
|
|
|
wpa_printf(MSG_DEBUG, "nl80211: interface %s in phy %s",
|
|
bss->ifname, drv->phyname);
|
|
|
|
if (set_addr &&
|
|
(linux_set_iface_flags(drv->global->ioctl_sock, bss->ifname, 0) ||
|
|
linux_set_ifhwaddr(drv->global->ioctl_sock, bss->ifname,
|
|
set_addr)))
|
|
return -1;
|
|
|
|
if (first && nl80211_get_ifmode(bss) == NL80211_IFTYPE_AP)
|
|
drv->start_mode_ap = 1;
|
|
|
|
if (drv->hostapd || bss->static_ap)
|
|
nlmode = NL80211_IFTYPE_AP;
|
|
else if (bss->if_dynamic ||
|
|
nl80211_get_ifmode(bss) == NL80211_IFTYPE_MESH_POINT)
|
|
nlmode = nl80211_get_ifmode(bss);
|
|
else
|
|
nlmode = NL80211_IFTYPE_STATION;
|
|
|
|
if (wpa_driver_nl80211_set_mode(bss, nlmode) < 0) {
|
|
wpa_printf(MSG_ERROR, "nl80211: Could not configure driver mode");
|
|
return -1;
|
|
}
|
|
|
|
if (nlmode == NL80211_IFTYPE_P2P_DEVICE)
|
|
nl80211_get_macaddr(bss);
|
|
|
|
wpa_driver_nl80211_drv_init_rfkill(drv);
|
|
|
|
if (!rfkill_is_blocked(drv->rfkill)) {
|
|
int ret = i802_set_iface_flags(bss, 1);
|
|
if (ret) {
|
|
wpa_printf(MSG_ERROR, "nl80211: Could not set "
|
|
"interface '%s' UP", bss->ifname);
|
|
return ret;
|
|
}
|
|
|
|
if (is_p2p_net_interface(nlmode))
|
|
nl80211_disable_11b_rates(bss->drv,
|
|
bss->drv->ifindex, 1);
|
|
|
|
if (nlmode == NL80211_IFTYPE_P2P_DEVICE)
|
|
return ret;
|
|
} else {
|
|
wpa_printf(MSG_DEBUG, "nl80211: Could not yet enable "
|
|
"interface '%s' due to rfkill", bss->ifname);
|
|
if (nlmode != NL80211_IFTYPE_P2P_DEVICE)
|
|
drv->if_disabled = 1;
|
|
|
|
send_rfkill_event = 1;
|
|
}
|
|
|
|
if (!drv->hostapd && nlmode != NL80211_IFTYPE_P2P_DEVICE)
|
|
netlink_send_oper_ifla(drv->global->netlink, drv->ifindex,
|
|
1, IF_OPER_DORMANT);
|
|
|
|
if (nlmode != NL80211_IFTYPE_P2P_DEVICE) {
|
|
if (linux_get_ifhwaddr(drv->global->ioctl_sock, bss->ifname,
|
|
bss->addr))
|
|
return -1;
|
|
os_memcpy(drv->perm_addr, bss->addr, ETH_ALEN);
|
|
}
|
|
|
|
if (send_rfkill_event) {
|
|
eloop_register_timeout(0, 0, wpa_driver_nl80211_send_rfkill,
|
|
drv, drv->ctx);
|
|
}
|
|
|
|
if (drv->vendor_cmd_test_avail)
|
|
qca_vendor_test(drv);
|
|
|
|
return 0;
|
|
}
|
|
|
|
|
|
static int wpa_driver_nl80211_del_beacon(struct i802_bss *bss)
|
|
{
|
|
struct nl_msg *msg;
|
|
struct wpa_driver_nl80211_data *drv = bss->drv;
|
|
|
|
wpa_printf(MSG_DEBUG, "nl80211: Remove beacon (ifindex=%d)",
|
|
drv->ifindex);
|
|
nl80211_put_wiphy_data_ap(bss);
|
|
msg = nl80211_drv_msg(drv, 0, NL80211_CMD_DEL_BEACON);
|
|
return send_and_recv_msgs(drv, msg, NULL, NULL, NULL, NULL);
|
|
}
|
|
|
|
|
|
/**
|
|
* wpa_driver_nl80211_deinit - Deinitialize nl80211 driver interface
|
|
* @bss: Pointer to private nl80211 data from wpa_driver_nl80211_init()
|
|
*
|
|
* Shut down driver interface and processing of driver events. Free
|
|
* private data buffer if one was allocated in wpa_driver_nl80211_init().
|
|
*/
|
|
static void wpa_driver_nl80211_deinit(struct i802_bss *bss)
|
|
{
|
|
struct wpa_driver_nl80211_data *drv = bss->drv;
|
|
unsigned int i;
|
|
|
|
wpa_printf(MSG_INFO, "nl80211: deinit ifname=%s disabled_11b_rates=%d",
|
|
bss->ifname, drv->disabled_11b_rates);
|
|
|
|
bss->in_deinit = 1;
|
|
if (drv->data_tx_status)
|
|
eloop_unregister_read_sock(drv->eapol_tx_sock);
|
|
if (drv->eapol_tx_sock >= 0)
|
|
close(drv->eapol_tx_sock);
|
|
|
|
if (bss->nl_preq)
|
|
wpa_driver_nl80211_probe_req_report(bss, 0);
|
|
if (bss->added_if_into_bridge) {
|
|
if (linux_br_del_if(drv->global->ioctl_sock, bss->brname,
|
|
bss->ifname) < 0)
|
|
wpa_printf(MSG_INFO, "nl80211: Failed to remove "
|
|
"interface %s from bridge %s: %s",
|
|
bss->ifname, bss->brname, strerror(errno));
|
|
}
|
|
|
|
if (drv->rtnl_sk)
|
|
nl_socket_free(drv->rtnl_sk);
|
|
|
|
if (bss->added_bridge) {
|
|
if (linux_set_iface_flags(drv->global->ioctl_sock, bss->brname,
|
|
0) < 0)
|
|
wpa_printf(MSG_INFO,
|
|
"nl80211: Could not set bridge %s down",
|
|
bss->brname);
|
|
if (linux_br_del(drv->global->ioctl_sock, bss->brname) < 0)
|
|
wpa_printf(MSG_INFO, "nl80211: Failed to remove "
|
|
"bridge %s: %s",
|
|
bss->brname, strerror(errno));
|
|
}
|
|
|
|
nl80211_remove_monitor_interface(drv);
|
|
|
|
if (is_ap_interface(drv->nlmode))
|
|
wpa_driver_nl80211_del_beacon(bss);
|
|
|
|
if (drv->eapol_sock >= 0) {
|
|
eloop_unregister_read_sock(drv->eapol_sock);
|
|
close(drv->eapol_sock);
|
|
}
|
|
|
|
if (drv->if_indices != drv->default_if_indices)
|
|
os_free(drv->if_indices);
|
|
|
|
if (drv->disabled_11b_rates)
|
|
nl80211_disable_11b_rates(drv, drv->ifindex, 0);
|
|
|
|
netlink_send_oper_ifla(drv->global->netlink, drv->ifindex, 0,
|
|
IF_OPER_UP);
|
|
eloop_cancel_timeout(wpa_driver_nl80211_send_rfkill, drv, drv->ctx);
|
|
rfkill_deinit(drv->rfkill);
|
|
|
|
eloop_cancel_timeout(wpa_driver_nl80211_scan_timeout, drv, drv->ctx);
|
|
|
|
if (!drv->start_iface_up)
|
|
(void) i802_set_iface_flags(bss, 0);
|
|
|
|
if (drv->addr_changed) {
|
|
if (linux_set_iface_flags(drv->global->ioctl_sock, bss->ifname,
|
|
0) < 0) {
|
|
wpa_printf(MSG_DEBUG,
|
|
"nl80211: Could not set interface down to restore permanent MAC address");
|
|
}
|
|
if (linux_set_ifhwaddr(drv->global->ioctl_sock, bss->ifname,
|
|
drv->perm_addr) < 0) {
|
|
wpa_printf(MSG_DEBUG,
|
|
"nl80211: Could not restore permanent MAC address");
|
|
}
|
|
}
|
|
|
|
if (drv->nlmode != NL80211_IFTYPE_P2P_DEVICE) {
|
|
if (!drv->hostapd || !drv->start_mode_ap)
|
|
wpa_driver_nl80211_set_mode(bss,
|
|
NL80211_IFTYPE_STATION);
|
|
nl80211_mgmt_unsubscribe(bss, "deinit");
|
|
} else {
|
|
nl80211_mgmt_unsubscribe(bss, "deinit");
|
|
nl80211_del_p2pdev(bss);
|
|
}
|
|
|
|
nl80211_destroy_bss(drv->first_bss);
|
|
|
|
os_free(drv->filter_ssids);
|
|
|
|
os_free(drv->auth_ie);
|
|
|
|
if (drv->in_interface_list)
|
|
dl_list_del(&drv->list);
|
|
|
|
os_free(drv->extended_capa);
|
|
os_free(drv->extended_capa_mask);
|
|
for (i = 0; i < drv->num_iface_ext_capa; i++) {
|
|
os_free(drv->iface_ext_capa[i].ext_capa);
|
|
os_free(drv->iface_ext_capa[i].ext_capa_mask);
|
|
}
|
|
os_free(drv->first_bss);
|
|
os_free(drv);
|
|
}
|
|
|
|
|
|
static u32 wpa_alg_to_cipher_suite(enum wpa_alg alg, size_t key_len)
|
|
{
|
|
switch (alg) {
|
|
case WPA_ALG_WEP:
|
|
if (key_len == 5)
|
|
return RSN_CIPHER_SUITE_WEP40;
|
|
return RSN_CIPHER_SUITE_WEP104;
|
|
case WPA_ALG_TKIP:
|
|
return RSN_CIPHER_SUITE_TKIP;
|
|
case WPA_ALG_CCMP:
|
|
return RSN_CIPHER_SUITE_CCMP;
|
|
case WPA_ALG_GCMP:
|
|
return RSN_CIPHER_SUITE_GCMP;
|
|
case WPA_ALG_CCMP_256:
|
|
return RSN_CIPHER_SUITE_CCMP_256;
|
|
case WPA_ALG_GCMP_256:
|
|
return RSN_CIPHER_SUITE_GCMP_256;
|
|
case WPA_ALG_BIP_CMAC_128:
|
|
return RSN_CIPHER_SUITE_AES_128_CMAC;
|
|
case WPA_ALG_BIP_GMAC_128:
|
|
return RSN_CIPHER_SUITE_BIP_GMAC_128;
|
|
case WPA_ALG_BIP_GMAC_256:
|
|
return RSN_CIPHER_SUITE_BIP_GMAC_256;
|
|
case WPA_ALG_BIP_CMAC_256:
|
|
return RSN_CIPHER_SUITE_BIP_CMAC_256;
|
|
case WPA_ALG_SMS4:
|
|
return RSN_CIPHER_SUITE_SMS4;
|
|
case WPA_ALG_KRK:
|
|
return RSN_CIPHER_SUITE_KRK;
|
|
case WPA_ALG_NONE:
|
|
wpa_printf(MSG_ERROR, "nl80211: Unexpected encryption algorithm %d",
|
|
alg);
|
|
return 0;
|
|
}
|
|
|
|
wpa_printf(MSG_ERROR, "nl80211: Unsupported encryption algorithm %d",
|
|
alg);
|
|
return 0;
|
|
}
|
|
|
|
|
|
static u32 wpa_cipher_to_cipher_suite(unsigned int cipher)
|
|
{
|
|
switch (cipher) {
|
|
case WPA_CIPHER_CCMP_256:
|
|
return RSN_CIPHER_SUITE_CCMP_256;
|
|
case WPA_CIPHER_GCMP_256:
|
|
return RSN_CIPHER_SUITE_GCMP_256;
|
|
case WPA_CIPHER_CCMP:
|
|
return RSN_CIPHER_SUITE_CCMP;
|
|
case WPA_CIPHER_GCMP:
|
|
return RSN_CIPHER_SUITE_GCMP;
|
|
case WPA_CIPHER_TKIP:
|
|
return RSN_CIPHER_SUITE_TKIP;
|
|
case WPA_CIPHER_WEP104:
|
|
return RSN_CIPHER_SUITE_WEP104;
|
|
case WPA_CIPHER_WEP40:
|
|
return RSN_CIPHER_SUITE_WEP40;
|
|
case WPA_CIPHER_GTK_NOT_USED:
|
|
return RSN_CIPHER_SUITE_NO_GROUP_ADDRESSED;
|
|
}
|
|
|
|
return 0;
|
|
}
|
|
|
|
|
|
static int wpa_cipher_to_cipher_suites(unsigned int ciphers, u32 suites[],
|
|
int max_suites)
|
|
{
|
|
int num_suites = 0;
|
|
|
|
if (num_suites < max_suites && ciphers & WPA_CIPHER_CCMP_256)
|
|
suites[num_suites++] = RSN_CIPHER_SUITE_CCMP_256;
|
|
if (num_suites < max_suites && ciphers & WPA_CIPHER_GCMP_256)
|
|
suites[num_suites++] = RSN_CIPHER_SUITE_GCMP_256;
|
|
if (num_suites < max_suites && ciphers & WPA_CIPHER_CCMP)
|
|
suites[num_suites++] = RSN_CIPHER_SUITE_CCMP;
|
|
if (num_suites < max_suites && ciphers & WPA_CIPHER_GCMP)
|
|
suites[num_suites++] = RSN_CIPHER_SUITE_GCMP;
|
|
if (num_suites < max_suites && ciphers & WPA_CIPHER_TKIP)
|
|
suites[num_suites++] = RSN_CIPHER_SUITE_TKIP;
|
|
if (num_suites < max_suites && ciphers & WPA_CIPHER_WEP104)
|
|
suites[num_suites++] = RSN_CIPHER_SUITE_WEP104;
|
|
if (num_suites < max_suites && ciphers & WPA_CIPHER_WEP40)
|
|
suites[num_suites++] = RSN_CIPHER_SUITE_WEP40;
|
|
|
|
return num_suites;
|
|
}
|
|
|
|
|
|
static int wpa_key_mgmt_to_suites(unsigned int key_mgmt_suites, u32 suites[],
|
|
int max_suites)
|
|
{
|
|
int num_suites = 0;
|
|
|
|
#define __AKM(a, b) \
|
|
if (num_suites < max_suites && \
|
|
(key_mgmt_suites & (WPA_KEY_MGMT_ ## a))) \
|
|
suites[num_suites++] = (RSN_AUTH_KEY_MGMT_ ## b)
|
|
__AKM(IEEE8021X, UNSPEC_802_1X);
|
|
__AKM(PSK, PSK_OVER_802_1X);
|
|
__AKM(FT_IEEE8021X, FT_802_1X);
|
|
__AKM(FT_PSK, FT_PSK);
|
|
__AKM(IEEE8021X_SHA256, 802_1X_SHA256);
|
|
__AKM(PSK_SHA256, PSK_SHA256);
|
|
__AKM(SAE, SAE);
|
|
__AKM(FT_SAE, FT_SAE);
|
|
__AKM(CCKM, CCKM);
|
|
__AKM(OSEN, OSEN);
|
|
__AKM(IEEE8021X_SUITE_B, 802_1X_SUITE_B);
|
|
__AKM(IEEE8021X_SUITE_B_192, 802_1X_SUITE_B_192);
|
|
__AKM(FILS_SHA256, FILS_SHA256);
|
|
__AKM(FILS_SHA384, FILS_SHA384);
|
|
__AKM(FT_FILS_SHA256, FT_FILS_SHA256);
|
|
__AKM(FT_FILS_SHA384, FT_FILS_SHA384);
|
|
__AKM(OWE, OWE);
|
|
__AKM(DPP, DPP);
|
|
__AKM(FT_IEEE8021X_SHA384, FT_802_1X_SHA384);
|
|
#undef __AKM
|
|
|
|
return num_suites;
|
|
}
|
|
|
|
|
|
#ifdef CONFIG_DRIVER_NL80211_QCA
|
|
static int issue_key_mgmt_set_key(struct wpa_driver_nl80211_data *drv,
|
|
const u8 *key, size_t key_len)
|
|
{
|
|
struct nl_msg *msg;
|
|
int ret;
|
|
|
|
if (!(drv->capa.flags & WPA_DRIVER_FLAGS_KEY_MGMT_OFFLOAD))
|
|
return 0;
|
|
|
|
if (!(msg = nl80211_drv_msg(drv, 0, NL80211_CMD_VENDOR)) ||
|
|
nla_put_u32(msg, NL80211_ATTR_VENDOR_ID, OUI_QCA) ||
|
|
nla_put_u32(msg, NL80211_ATTR_VENDOR_SUBCMD,
|
|
QCA_NL80211_VENDOR_SUBCMD_KEY_MGMT_SET_KEY) ||
|
|
nla_put(msg, NL80211_ATTR_VENDOR_DATA, key_len, key)) {
|
|
nl80211_nlmsg_clear(msg);
|
|
nlmsg_free(msg);
|
|
return -1;
|
|
}
|
|
ret = send_and_recv_msgs(drv, msg, NULL, (void *) -1, NULL, NULL);
|
|
if (ret) {
|
|
wpa_printf(MSG_DEBUG,
|
|
"nl80211: Key management set key failed: ret=%d (%s)",
|
|
ret, strerror(-ret));
|
|
}
|
|
|
|
return ret;
|
|
}
|
|
#endif /* CONFIG_DRIVER_NL80211_QCA */
|
|
|
|
|
|
static int nl80211_set_pmk(struct wpa_driver_nl80211_data *drv,
|
|
const u8 *key, size_t key_len,
|
|
const u8 *addr)
|
|
{
|
|
struct nl_msg *msg = NULL;
|
|
int ret;
|
|
|
|
/*
|
|
* If the authenticator address is not set, assume it is
|
|
* the current BSSID.
|
|
*/
|
|
if (!addr && drv->associated)
|
|
addr = drv->bssid;
|
|
else if (!addr)
|
|
return -1;
|
|
|
|
wpa_printf(MSG_DEBUG, "nl80211: Set PMK to the driver for " MACSTR,
|
|
MAC2STR(addr));
|
|
wpa_hexdump_key(MSG_DEBUG, "nl80211: PMK", key, key_len);
|
|
msg = nl80211_drv_msg(drv, 0, NL80211_CMD_SET_PMK);
|
|
if (!msg ||
|
|
nla_put(msg, NL80211_ATTR_MAC, ETH_ALEN, addr) ||
|
|
nla_put(msg, NL80211_ATTR_PMK, key_len, key)) {
|
|
nl80211_nlmsg_clear(msg);
|
|
nlmsg_free(msg);
|
|
return -ENOBUFS;
|
|
}
|
|
|
|
ret = send_and_recv_msgs(drv, msg, NULL, (void *) -1, NULL, NULL);
|
|
if (ret) {
|
|
wpa_printf(MSG_DEBUG, "nl80211: Set PMK failed: ret=%d (%s)",
|
|
ret, strerror(-ret));
|
|
}
|
|
|
|
return ret;
|
|
}
|
|
|
|
|
|
static int wpa_driver_nl80211_set_key(struct i802_bss *bss,
|
|
struct wpa_driver_set_key_params *params)
|
|
{
|
|
struct wpa_driver_nl80211_data *drv = bss->drv;
|
|
int ifindex;
|
|
struct nl_msg *msg;
|
|
struct nl_msg *key_msg;
|
|
int ret;
|
|
int skip_set_key = 1;
|
|
const char *ifname = params->ifname;
|
|
enum wpa_alg alg = params->alg;
|
|
const u8 *addr = params->addr;
|
|
int key_idx = params->key_idx;
|
|
int set_tx = params->set_tx;
|
|
const u8 *seq = params->seq;
|
|
size_t seq_len = params->seq_len;
|
|
const u8 *key = params->key;
|
|
size_t key_len = params->key_len;
|
|
int vlan_id = params->vlan_id;
|
|
enum key_flag key_flag = params->key_flag;
|
|
|
|
/* Ignore for P2P Device */
|
|
if (drv->nlmode == NL80211_IFTYPE_P2P_DEVICE)
|
|
return 0;
|
|
|
|
ifindex = if_nametoindex(ifname);
|
|
wpa_printf(MSG_DEBUG, "%s: ifindex=%d (%s) alg=%d addr=%p key_idx=%d "
|
|
"set_tx=%d seq_len=%lu key_len=%lu key_flag=0x%x",
|
|
__func__, ifindex, ifname, alg, addr, key_idx, set_tx,
|
|
(unsigned long) seq_len, (unsigned long) key_len, key_flag);
|
|
|
|
if (check_key_flag(key_flag)) {
|
|
wpa_printf(MSG_DEBUG, "%s: invalid key_flag", __func__);
|
|
return -EINVAL;
|
|
}
|
|
|
|
#ifdef CONFIG_DRIVER_NL80211_QCA
|
|
if ((key_flag & KEY_FLAG_PMK) &&
|
|
(drv->capa.flags & WPA_DRIVER_FLAGS_KEY_MGMT_OFFLOAD)) {
|
|
wpa_printf(MSG_DEBUG, "%s: calling issue_key_mgmt_set_key",
|
|
__func__);
|
|
ret = issue_key_mgmt_set_key(drv, key, key_len);
|
|
return ret;
|
|
}
|
|
#endif /* CONFIG_DRIVER_NL80211_QCA */
|
|
|
|
if (key_flag & KEY_FLAG_PMK) {
|
|
if (drv->capa.flags & WPA_DRIVER_FLAGS_4WAY_HANDSHAKE_8021X)
|
|
return nl80211_set_pmk(drv, key, key_len, addr);
|
|
/* The driver does not have any offload mechanism for PMK, so
|
|
* there is no need to configure this key. */
|
|
return 0;
|
|
}
|
|
|
|
ret = -ENOBUFS;
|
|
key_msg = nlmsg_alloc();
|
|
if (!key_msg)
|
|
return ret;
|
|
|
|
if ((key_flag & KEY_FLAG_PAIRWISE_MASK) ==
|
|
KEY_FLAG_PAIRWISE_RX_TX_MODIFY) {
|
|
wpa_printf(MSG_DEBUG,
|
|
"nl80211: SET_KEY (pairwise RX/TX modify)");
|
|
msg = nl80211_ifindex_msg(drv, ifindex, 0, NL80211_CMD_SET_KEY);
|
|
if (!msg)
|
|
goto fail2;
|
|
} else if (alg == WPA_ALG_NONE && (key_flag & KEY_FLAG_RX_TX)) {
|
|
wpa_printf(MSG_DEBUG, "%s: invalid key_flag to delete key",
|
|
__func__);
|
|
ret = -EINVAL;
|
|
goto fail2;
|
|
} else if (alg == WPA_ALG_NONE) {
|
|
wpa_printf(MSG_DEBUG, "nl80211: DEL_KEY");
|
|
msg = nl80211_ifindex_msg(drv, ifindex, 0, NL80211_CMD_DEL_KEY);
|
|
if (!msg)
|
|
goto fail2;
|
|
} else {
|
|
u32 suite;
|
|
|
|
suite = wpa_alg_to_cipher_suite(alg, key_len);
|
|
if (!suite) {
|
|
ret = -EINVAL;
|
|
goto fail2;
|
|
}
|
|
wpa_printf(MSG_DEBUG, "nl80211: NEW_KEY");
|
|
msg = nl80211_ifindex_msg(drv, ifindex, 0, NL80211_CMD_NEW_KEY);
|
|
if (!msg)
|
|
goto fail2;
|
|
if (nla_put(key_msg, NL80211_KEY_DATA, key_len, key) ||
|
|
nla_put_u32(key_msg, NL80211_KEY_CIPHER, suite))
|
|
goto fail;
|
|
wpa_hexdump_key(MSG_DEBUG, "nl80211: KEY_DATA", key, key_len);
|
|
|
|
if (seq && seq_len) {
|
|
if (nla_put(key_msg, NL80211_KEY_SEQ, seq_len, seq))
|
|
goto fail;
|
|
wpa_hexdump(MSG_DEBUG, "nl80211: KEY_SEQ",
|
|
seq, seq_len);
|
|
}
|
|
}
|
|
|
|
if (addr && !is_broadcast_ether_addr(addr)) {
|
|
wpa_printf(MSG_DEBUG, " addr=" MACSTR, MAC2STR(addr));
|
|
if (nla_put(msg, NL80211_ATTR_MAC, ETH_ALEN, addr))
|
|
goto fail;
|
|
|
|
if ((key_flag & KEY_FLAG_PAIRWISE_MASK) ==
|
|
KEY_FLAG_PAIRWISE_RX ||
|
|
(key_flag & KEY_FLAG_PAIRWISE_MASK) ==
|
|
KEY_FLAG_PAIRWISE_RX_TX_MODIFY) {
|
|
if (nla_put_u8(key_msg, NL80211_KEY_MODE,
|
|
key_flag == KEY_FLAG_PAIRWISE_RX ?
|
|
NL80211_KEY_NO_TX : NL80211_KEY_SET_TX))
|
|
goto fail;
|
|
} else if ((key_flag & KEY_FLAG_GROUP_MASK) ==
|
|
KEY_FLAG_GROUP_RX) {
|
|
wpa_printf(MSG_DEBUG, " RSN IBSS RX GTK");
|
|
if (nla_put_u32(key_msg, NL80211_KEY_TYPE,
|
|
NL80211_KEYTYPE_GROUP))
|
|
goto fail;
|
|
} else if (!(key_flag & KEY_FLAG_PAIRWISE)) {
|
|
wpa_printf(MSG_DEBUG,
|
|
" key_flag missing PAIRWISE when setting a pairwise key");
|
|
ret = -EINVAL;
|
|
goto fail;
|
|
} else if (alg == WPA_ALG_WEP &&
|
|
(key_flag & KEY_FLAG_RX_TX) == KEY_FLAG_RX_TX) {
|
|
wpa_printf(MSG_DEBUG, " unicast WEP key");
|
|
skip_set_key = 0;
|
|
} else {
|
|
wpa_printf(MSG_DEBUG, " pairwise key");
|
|
}
|
|
} else if ((key_flag & KEY_FLAG_PAIRWISE) ||
|
|
!(key_flag & KEY_FLAG_GROUP)) {
|
|
wpa_printf(MSG_DEBUG,
|
|
" invalid key_flag for a broadcast key");
|
|
ret = -EINVAL;
|
|
goto fail;
|
|
} else {
|
|
wpa_printf(MSG_DEBUG, " broadcast key");
|
|
if (key_flag & KEY_FLAG_DEFAULT)
|
|
skip_set_key = 0;
|
|
}
|
|
if (nla_put_u8(key_msg, NL80211_KEY_IDX, key_idx) ||
|
|
nla_put_nested(msg, NL80211_ATTR_KEY, key_msg))
|
|
goto fail;
|
|
nl80211_nlmsg_clear(key_msg);
|
|
nlmsg_free(key_msg);
|
|
key_msg = NULL;
|
|
|
|
if (vlan_id && (drv->capa.flags & WPA_DRIVER_FLAGS_VLAN_OFFLOAD)) {
|
|
wpa_printf(MSG_DEBUG, "nl80211: VLAN ID %d", vlan_id);
|
|
if (nla_put_u16(msg, NL80211_ATTR_VLAN_ID, vlan_id))
|
|
goto fail;
|
|
}
|
|
|
|
ret = send_and_recv_msgs(drv, msg, NULL, key ? (void *) -1 : NULL,
|
|
NULL, NULL);
|
|
if ((ret == -ENOENT || ret == -ENOLINK) && alg == WPA_ALG_NONE)
|
|
ret = 0;
|
|
if (ret)
|
|
wpa_printf(MSG_DEBUG, "nl80211: set_key failed; err=%d %s",
|
|
ret, strerror(-ret));
|
|
|
|
/*
|
|
* If we failed or don't need to set the key as default (below),
|
|
* we're done here.
|
|
*/
|
|
if (ret || skip_set_key)
|
|
return ret;
|
|
wpa_printf(MSG_DEBUG, "nl80211: NL80211_CMD_SET_KEY - default key");
|
|
|
|
ret = -ENOBUFS;
|
|
key_msg = nlmsg_alloc();
|
|
if (!key_msg)
|
|
return ret;
|
|
|
|
msg = nl80211_ifindex_msg(drv, ifindex, 0, NL80211_CMD_SET_KEY);
|
|
if (!msg)
|
|
goto fail2;
|
|
if (!key_msg ||
|
|
nla_put_u8(key_msg, NL80211_KEY_IDX, key_idx) ||
|
|
nla_put_flag(key_msg, wpa_alg_bip(alg) ?
|
|
(key_idx == 6 || key_idx == 7 ?
|
|
NL80211_KEY_DEFAULT_BEACON :
|
|
NL80211_KEY_DEFAULT_MGMT) :
|
|
NL80211_KEY_DEFAULT))
|
|
goto fail;
|
|
if (addr && is_broadcast_ether_addr(addr)) {
|
|
struct nlattr *types;
|
|
|
|
types = nla_nest_start(key_msg, NL80211_KEY_DEFAULT_TYPES);
|
|
if (!types ||
|
|
nla_put_flag(key_msg, NL80211_KEY_DEFAULT_TYPE_MULTICAST))
|
|
goto fail;
|
|
nla_nest_end(key_msg, types);
|
|
} else if (addr) {
|
|
struct nlattr *types;
|
|
|
|
types = nla_nest_start(key_msg, NL80211_KEY_DEFAULT_TYPES);
|
|
if (!types ||
|
|
nla_put_flag(key_msg, NL80211_KEY_DEFAULT_TYPE_UNICAST))
|
|
goto fail;
|
|
nla_nest_end(key_msg, types);
|
|
}
|
|
|
|
if (nla_put_nested(msg, NL80211_ATTR_KEY, key_msg))
|
|
goto fail;
|
|
nl80211_nlmsg_clear(key_msg);
|
|
nlmsg_free(key_msg);
|
|
key_msg = NULL;
|
|
|
|
if (vlan_id && (drv->capa.flags & WPA_DRIVER_FLAGS_VLAN_OFFLOAD)) {
|
|
wpa_printf(MSG_DEBUG, "nl80211: set_key default - VLAN ID %d",
|
|
vlan_id);
|
|
if (nla_put_u16(msg, NL80211_ATTR_VLAN_ID, vlan_id))
|
|
goto fail;
|
|
}
|
|
|
|
ret = send_and_recv_msgs(drv, msg, NULL, NULL, NULL, NULL);
|
|
if (ret)
|
|
wpa_printf(MSG_DEBUG,
|
|
"nl80211: set_key default failed; err=%d %s",
|
|
ret, strerror(-ret));
|
|
return ret;
|
|
|
|
fail:
|
|
nl80211_nlmsg_clear(msg);
|
|
nlmsg_free(msg);
|
|
fail2:
|
|
nl80211_nlmsg_clear(key_msg);
|
|
nlmsg_free(key_msg);
|
|
return ret;
|
|
}
|
|
|
|
|
|
static int nl_add_key(struct nl_msg *msg, enum wpa_alg alg,
|
|
int key_idx, int defkey,
|
|
const u8 *seq, size_t seq_len,
|
|
const u8 *key, size_t key_len)
|
|
{
|
|
struct nlattr *key_attr = nla_nest_start(msg, NL80211_ATTR_KEY);
|
|
u32 suite;
|
|
|
|
if (!key_attr)
|
|
return -1;
|
|
|
|
suite = wpa_alg_to_cipher_suite(alg, key_len);
|
|
if (!suite)
|
|
return -1;
|
|
|
|
if (defkey && wpa_alg_bip(alg)) {
|
|
if (nla_put_flag(msg, NL80211_KEY_DEFAULT_MGMT))
|
|
return -1;
|
|
} else if (defkey) {
|
|
if (nla_put_flag(msg, NL80211_KEY_DEFAULT))
|
|
return -1;
|
|
}
|
|
|
|
if (nla_put_u8(msg, NL80211_KEY_IDX, key_idx) ||
|
|
nla_put_u32(msg, NL80211_KEY_CIPHER, suite) ||
|
|
(seq && seq_len &&
|
|
nla_put(msg, NL80211_KEY_SEQ, seq_len, seq)) ||
|
|
nla_put(msg, NL80211_KEY_DATA, key_len, key))
|
|
return -1;
|
|
|
|
nla_nest_end(msg, key_attr);
|
|
|
|
return 0;
|
|
}
|
|
|
|
|
|
static int nl80211_set_conn_keys(struct wpa_driver_associate_params *params,
|
|
struct nl_msg *msg)
|
|
{
|
|
int i, privacy = 0;
|
|
struct nlattr *nl_keys, *nl_key;
|
|
|
|
for (i = 0; i < 4; i++) {
|
|
if (!params->wep_key[i])
|
|
continue;
|
|
privacy = 1;
|
|
break;
|
|
}
|
|
if (params->wps == WPS_MODE_PRIVACY)
|
|
privacy = 1;
|
|
if (params->pairwise_suite &&
|
|
params->pairwise_suite != WPA_CIPHER_NONE)
|
|
privacy = 1;
|
|
|
|
if (!privacy)
|
|
return 0;
|
|
|
|
if (nla_put_flag(msg, NL80211_ATTR_PRIVACY))
|
|
return -ENOBUFS;
|
|
|
|
nl_keys = nla_nest_start(msg, NL80211_ATTR_KEYS);
|
|
if (!nl_keys)
|
|
return -ENOBUFS;
|
|
|
|
for (i = 0; i < 4; i++) {
|
|
if (!params->wep_key[i])
|
|
continue;
|
|
|
|
nl_key = nla_nest_start(msg, i);
|
|
if (!nl_key ||
|
|
nla_put(msg, NL80211_KEY_DATA, params->wep_key_len[i],
|
|
params->wep_key[i]) ||
|
|
nla_put_u32(msg, NL80211_KEY_CIPHER,
|
|
params->wep_key_len[i] == 5 ?
|
|
RSN_CIPHER_SUITE_WEP40 :
|
|
RSN_CIPHER_SUITE_WEP104) ||
|
|
nla_put_u8(msg, NL80211_KEY_IDX, i) ||
|
|
(i == params->wep_tx_keyidx &&
|
|
nla_put_flag(msg, NL80211_KEY_DEFAULT)))
|
|
return -ENOBUFS;
|
|
|
|
nla_nest_end(msg, nl_key);
|
|
}
|
|
nla_nest_end(msg, nl_keys);
|
|
|
|
return 0;
|
|
}
|
|
|
|
|
|
int wpa_driver_nl80211_mlme(struct wpa_driver_nl80211_data *drv,
|
|
const u8 *addr, int cmd, u16 reason_code,
|
|
int local_state_change,
|
|
struct nl_sock *nl_connect)
|
|
{
|
|
int ret;
|
|
struct nl_msg *msg;
|
|
|
|
if (!(msg = nl80211_drv_msg(drv, 0, cmd)) ||
|
|
nla_put_u16(msg, NL80211_ATTR_REASON_CODE, reason_code) ||
|
|
(addr && nla_put(msg, NL80211_ATTR_MAC, ETH_ALEN, addr)) ||
|
|
(local_state_change &&
|
|
nla_put_flag(msg, NL80211_ATTR_LOCAL_STATE_CHANGE))) {
|
|
nlmsg_free(msg);
|
|
return -1;
|
|
}
|
|
|
|
if (nl_connect)
|
|
ret = send_and_recv(drv->global, nl_connect, msg, NULL, NULL,
|
|
NULL, NULL);
|
|
else
|
|
ret = send_and_recv_msgs(drv, msg, NULL, NULL, NULL, NULL);
|
|
if (ret) {
|
|
wpa_dbg(drv->ctx, MSG_DEBUG,
|
|
"nl80211: MLME command failed: reason=%u ret=%d (%s)",
|
|
reason_code, ret, strerror(-ret));
|
|
}
|
|
return ret;
|
|
}
|
|
|
|
|
|
static int wpa_driver_nl80211_disconnect(struct wpa_driver_nl80211_data *drv,
|
|
u16 reason_code,
|
|
struct nl_sock *nl_connect)
|
|
{
|
|
int ret;
|
|
int drv_associated = drv->associated;
|
|
|
|
wpa_printf(MSG_DEBUG, "%s(reason_code=%d)", __func__, reason_code);
|
|
nl80211_mark_disconnected(drv);
|
|
/* Disconnect command doesn't need BSSID - it uses cached value */
|
|
ret = wpa_driver_nl80211_mlme(drv, NULL, NL80211_CMD_DISCONNECT,
|
|
reason_code, 0, nl_connect);
|
|
/*
|
|
* For locally generated disconnect, supplicant already generates a
|
|
* DEAUTH event, so ignore the event from NL80211.
|
|
*/
|
|
drv->ignore_next_local_disconnect = drv_associated && (ret == 0);
|
|
|
|
return ret;
|
|
}
|
|
|
|
|
|
static int wpa_driver_nl80211_deauthenticate(struct i802_bss *bss,
|
|
const u8 *addr, u16 reason_code)
|
|
{
|
|
struct wpa_driver_nl80211_data *drv = bss->drv;
|
|
int ret;
|
|
int drv_associated = drv->associated;
|
|
|
|
if (drv->nlmode == NL80211_IFTYPE_ADHOC) {
|
|
nl80211_mark_disconnected(drv);
|
|
return nl80211_leave_ibss(drv, 1);
|
|
}
|
|
if (!(drv->capa.flags & WPA_DRIVER_FLAGS_SME)) {
|
|
return wpa_driver_nl80211_disconnect(drv, reason_code,
|
|
get_connect_handle(bss));
|
|
}
|
|
wpa_printf(MSG_DEBUG, "%s(addr=" MACSTR " reason_code=%d)",
|
|
__func__, MAC2STR(addr), reason_code);
|
|
nl80211_mark_disconnected(drv);
|
|
ret = wpa_driver_nl80211_mlme(drv, addr, NL80211_CMD_DEAUTHENTICATE,
|
|
reason_code, 0, get_connect_handle(bss));
|
|
/*
|
|
* For locally generated deauthenticate, supplicant already generates a
|
|
* DEAUTH event, so ignore the event from NL80211.
|
|
*/
|
|
drv->ignore_next_local_deauth = drv_associated && (ret == 0);
|
|
|
|
return ret;
|
|
}
|
|
|
|
|
|
static void nl80211_copy_auth_params(struct wpa_driver_nl80211_data *drv,
|
|
struct wpa_driver_auth_params *params)
|
|
{
|
|
int i;
|
|
|
|
drv->auth_freq = params->freq;
|
|
drv->auth_alg = params->auth_alg;
|
|
drv->auth_wep_tx_keyidx = params->wep_tx_keyidx;
|
|
drv->auth_local_state_change = params->local_state_change;
|
|
drv->auth_p2p = params->p2p;
|
|
|
|
if (params->bssid)
|
|
os_memcpy(drv->auth_bssid_, params->bssid, ETH_ALEN);
|
|
else
|
|
os_memset(drv->auth_bssid_, 0, ETH_ALEN);
|
|
|
|
if (params->ssid) {
|
|
os_memcpy(drv->auth_ssid, params->ssid, params->ssid_len);
|
|
drv->auth_ssid_len = params->ssid_len;
|
|
} else
|
|
drv->auth_ssid_len = 0;
|
|
|
|
|
|
os_free(drv->auth_ie);
|
|
drv->auth_ie = NULL;
|
|
drv->auth_ie_len = 0;
|
|
if (params->ie) {
|
|
drv->auth_ie = os_malloc(params->ie_len);
|
|
if (drv->auth_ie) {
|
|
os_memcpy(drv->auth_ie, params->ie, params->ie_len);
|
|
drv->auth_ie_len = params->ie_len;
|
|
}
|
|
}
|
|
|
|
for (i = 0; i < 4; i++) {
|
|
if (params->wep_key[i] && params->wep_key_len[i] &&
|
|
params->wep_key_len[i] <= 16) {
|
|
os_memcpy(drv->auth_wep_key[i], params->wep_key[i],
|
|
params->wep_key_len[i]);
|
|
drv->auth_wep_key_len[i] = params->wep_key_len[i];
|
|
} else
|
|
drv->auth_wep_key_len[i] = 0;
|
|
}
|
|
}
|
|
|
|
|
|
static void nl80211_unmask_11b_rates(struct i802_bss *bss)
|
|
{
|
|
struct wpa_driver_nl80211_data *drv = bss->drv;
|
|
|
|
if (is_p2p_net_interface(drv->nlmode) || !drv->disabled_11b_rates)
|
|
return;
|
|
|
|
/*
|
|
* Looks like we failed to unmask 11b rates previously. This could
|
|
* happen, e.g., if the interface was down at the point in time when a
|
|
* P2P group was terminated.
|
|
*/
|
|
wpa_printf(MSG_DEBUG,
|
|
"nl80211: Interface %s mode is for non-P2P, but 11b rates were disabled - re-enable them",
|
|
bss->ifname);
|
|
nl80211_disable_11b_rates(drv, drv->ifindex, 0);
|
|
}
|
|
|
|
|
|
static enum nl80211_auth_type get_nl_auth_type(int wpa_auth_alg)
|
|
{
|
|
if (wpa_auth_alg & WPA_AUTH_ALG_OPEN)
|
|
return NL80211_AUTHTYPE_OPEN_SYSTEM;
|
|
if (wpa_auth_alg & WPA_AUTH_ALG_SHARED)
|
|
return NL80211_AUTHTYPE_SHARED_KEY;
|
|
if (wpa_auth_alg & WPA_AUTH_ALG_LEAP)
|
|
return NL80211_AUTHTYPE_NETWORK_EAP;
|
|
if (wpa_auth_alg & WPA_AUTH_ALG_FT)
|
|
return NL80211_AUTHTYPE_FT;
|
|
if (wpa_auth_alg & WPA_AUTH_ALG_SAE)
|
|
return NL80211_AUTHTYPE_SAE;
|
|
if (wpa_auth_alg & WPA_AUTH_ALG_FILS)
|
|
return NL80211_AUTHTYPE_FILS_SK;
|
|
if (wpa_auth_alg & WPA_AUTH_ALG_FILS_SK_PFS)
|
|
return NL80211_AUTHTYPE_FILS_SK_PFS;
|
|
|
|
return NL80211_AUTHTYPE_MAX;
|
|
}
|
|
|
|
|
|
static int wpa_driver_nl80211_authenticate(
|
|
struct i802_bss *bss, struct wpa_driver_auth_params *params)
|
|
{
|
|
struct wpa_driver_nl80211_data *drv = bss->drv;
|
|
int ret = -1, i;
|
|
struct nl_msg *msg;
|
|
enum nl80211_auth_type type;
|
|
enum nl80211_iftype nlmode;
|
|
int count = 0;
|
|
int is_retry;
|
|
struct wpa_driver_set_key_params p;
|
|
|
|
nl80211_unmask_11b_rates(bss);
|
|
|
|
is_retry = drv->retry_auth;
|
|
drv->retry_auth = 0;
|
|
drv->ignore_deauth_event = 0;
|
|
|
|
nl80211_mark_disconnected(drv);
|
|
os_memset(drv->auth_bssid, 0, ETH_ALEN);
|
|
if (params->bssid)
|
|
os_memcpy(drv->auth_attempt_bssid, params->bssid, ETH_ALEN);
|
|
else
|
|
os_memset(drv->auth_attempt_bssid, 0, ETH_ALEN);
|
|
/* FIX: IBSS mode */
|
|
nlmode = params->p2p ?
|
|
NL80211_IFTYPE_P2P_CLIENT : NL80211_IFTYPE_STATION;
|
|
if (drv->nlmode != nlmode &&
|
|
wpa_driver_nl80211_set_mode(bss, nlmode) < 0)
|
|
return -1;
|
|
|
|
retry:
|
|
wpa_printf(MSG_DEBUG, "nl80211: Authenticate (ifindex=%d)",
|
|
drv->ifindex);
|
|
|
|
msg = nl80211_drv_msg(drv, 0, NL80211_CMD_AUTHENTICATE);
|
|
if (!msg)
|
|
goto fail;
|
|
|
|
os_memset(&p, 0, sizeof(p));
|
|
p.ifname = bss->ifname;
|
|
p.alg = WPA_ALG_WEP;
|
|
for (i = 0; i < 4; i++) {
|
|
if (!params->wep_key[i])
|
|
continue;
|
|
p.key_idx = i;
|
|
p.set_tx = i == params->wep_tx_keyidx;
|
|
p.key = params->wep_key[i];
|
|
p.key_len = params->wep_key_len[i];
|
|
p.key_flag = i == params->wep_tx_keyidx ?
|
|
KEY_FLAG_GROUP_RX_TX_DEFAULT :
|
|
KEY_FLAG_GROUP_RX_TX;
|
|
wpa_driver_nl80211_set_key(bss, &p);
|
|
if (params->wep_tx_keyidx != i)
|
|
continue;
|
|
if (nl_add_key(msg, WPA_ALG_WEP, i, 1, NULL, 0,
|
|
params->wep_key[i], params->wep_key_len[i]))
|
|
goto fail;
|
|
}
|
|
|
|
if (params->bssid) {
|
|
wpa_printf(MSG_DEBUG, " * bssid=" MACSTR,
|
|
MAC2STR(params->bssid));
|
|
if (nla_put(msg, NL80211_ATTR_MAC, ETH_ALEN, params->bssid))
|
|
goto fail;
|
|
}
|
|
if (params->freq) {
|
|
wpa_printf(MSG_DEBUG, " * freq=%d", params->freq);
|
|
if (nla_put_u32(msg, NL80211_ATTR_WIPHY_FREQ, params->freq))
|
|
goto fail;
|
|
}
|
|
if (params->ssid) {
|
|
wpa_printf(MSG_DEBUG, " * SSID=%s",
|
|
wpa_ssid_txt(params->ssid, params->ssid_len));
|
|
if (nla_put(msg, NL80211_ATTR_SSID, params->ssid_len,
|
|
params->ssid))
|
|
goto fail;
|
|
}
|
|
wpa_hexdump(MSG_DEBUG, " * IEs", params->ie, params->ie_len);
|
|
if (params->ie &&
|
|
nla_put(msg, NL80211_ATTR_IE, params->ie_len, params->ie))
|
|
goto fail;
|
|
if (params->auth_data) {
|
|
wpa_hexdump(MSG_DEBUG, " * auth_data", params->auth_data,
|
|
params->auth_data_len);
|
|
if (nla_put(msg, NL80211_ATTR_SAE_DATA, params->auth_data_len,
|
|
params->auth_data))
|
|
goto fail;
|
|
}
|
|
type = get_nl_auth_type(params->auth_alg);
|
|
wpa_printf(MSG_DEBUG, " * Auth Type %d", type);
|
|
if (type == NL80211_AUTHTYPE_MAX ||
|
|
nla_put_u32(msg, NL80211_ATTR_AUTH_TYPE, type))
|
|
goto fail;
|
|
if (params->local_state_change) {
|
|
wpa_printf(MSG_DEBUG, " * Local state change only");
|
|
if (nla_put_flag(msg, NL80211_ATTR_LOCAL_STATE_CHANGE))
|
|
goto fail;
|
|
}
|
|
|
|
ret = send_and_recv_msgs(drv, msg, NULL, NULL, NULL, NULL);
|
|
msg = NULL;
|
|
if (ret) {
|
|
wpa_dbg(drv->ctx, MSG_DEBUG,
|
|
"nl80211: MLME command failed (auth): count=%d ret=%d (%s)",
|
|
count, ret, strerror(-ret));
|
|
count++;
|
|
if ((ret == -EALREADY || ret == -EEXIST) && count == 1 &&
|
|
params->bssid && !params->local_state_change) {
|
|
/*
|
|
* mac80211 does not currently accept new
|
|
* authentication if we are already authenticated. As a
|
|
* workaround, force deauthentication and try again.
|
|
*/
|
|
wpa_printf(MSG_DEBUG, "nl80211: Retry authentication "
|
|
"after forced deauthentication");
|
|
drv->ignore_deauth_event = 1;
|
|
wpa_driver_nl80211_deauthenticate(
|
|
bss, params->bssid,
|
|
WLAN_REASON_PREV_AUTH_NOT_VALID);
|
|
nlmsg_free(msg);
|
|
goto retry;
|
|
}
|
|
|
|
if (ret == -ENOENT && params->freq && !is_retry) {
|
|
/*
|
|
* cfg80211 has likely expired the BSS entry even
|
|
* though it was previously available in our internal
|
|
* BSS table. To recover quickly, start a single
|
|
* channel scan on the specified channel.
|
|
*/
|
|
struct wpa_driver_scan_params scan;
|
|
int freqs[2];
|
|
|
|
os_memset(&scan, 0, sizeof(scan));
|
|
scan.num_ssids = 1;
|
|
if (params->ssid) {
|
|
scan.ssids[0].ssid = params->ssid;
|
|
scan.ssids[0].ssid_len = params->ssid_len;
|
|
}
|
|
freqs[0] = params->freq;
|
|
freqs[1] = 0;
|
|
scan.freqs = freqs;
|
|
wpa_printf(MSG_DEBUG, "nl80211: Trigger single "
|
|
"channel scan to refresh cfg80211 BSS "
|
|
"entry");
|
|
ret = wpa_driver_nl80211_scan(bss, &scan);
|
|
if (ret == 0) {
|
|
nl80211_copy_auth_params(drv, params);
|
|
drv->scan_for_auth = 1;
|
|
}
|
|
} else if (is_retry) {
|
|
/*
|
|
* Need to indicate this with an event since the return
|
|
* value from the retry is not delivered to core code.
|
|
*/
|
|
union wpa_event_data event;
|
|
wpa_printf(MSG_DEBUG, "nl80211: Authentication retry "
|
|
"failed");
|
|
os_memset(&event, 0, sizeof(event));
|
|
os_memcpy(event.timeout_event.addr, drv->auth_bssid_,
|
|
ETH_ALEN);
|
|
wpa_supplicant_event(drv->ctx, EVENT_AUTH_TIMED_OUT,
|
|
&event);
|
|
}
|
|
} else {
|
|
wpa_printf(MSG_DEBUG,
|
|
"nl80211: Authentication request send successfully");
|
|
}
|
|
|
|
fail:
|
|
nlmsg_free(msg);
|
|
return ret;
|
|
}
|
|
|
|
|
|
int wpa_driver_nl80211_authenticate_retry(struct wpa_driver_nl80211_data *drv)
|
|
{
|
|
struct wpa_driver_auth_params params;
|
|
struct i802_bss *bss = drv->first_bss;
|
|
int i;
|
|
|
|
wpa_printf(MSG_DEBUG, "nl80211: Try to authenticate again");
|
|
|
|
os_memset(¶ms, 0, sizeof(params));
|
|
params.freq = drv->auth_freq;
|
|
params.auth_alg = drv->auth_alg;
|
|
params.wep_tx_keyidx = drv->auth_wep_tx_keyidx;
|
|
params.local_state_change = drv->auth_local_state_change;
|
|
params.p2p = drv->auth_p2p;
|
|
|
|
if (!is_zero_ether_addr(drv->auth_bssid_))
|
|
params.bssid = drv->auth_bssid_;
|
|
|
|
if (drv->auth_ssid_len) {
|
|
params.ssid = drv->auth_ssid;
|
|
params.ssid_len = drv->auth_ssid_len;
|
|
}
|
|
|
|
params.ie = drv->auth_ie;
|
|
params.ie_len = drv->auth_ie_len;
|
|
|
|
for (i = 0; i < 4; i++) {
|
|
if (drv->auth_wep_key_len[i]) {
|
|
params.wep_key[i] = drv->auth_wep_key[i];
|
|
params.wep_key_len[i] = drv->auth_wep_key_len[i];
|
|
}
|
|
}
|
|
|
|
drv->retry_auth = 1;
|
|
return wpa_driver_nl80211_authenticate(bss, ¶ms);
|
|
}
|
|
|
|
|
|
static int wpa_driver_nl80211_send_mlme(struct i802_bss *bss, const u8 *data,
|
|
size_t data_len, int noack,
|
|
unsigned int freq, int no_cck,
|
|
int offchanok,
|
|
unsigned int wait_time,
|
|
const u16 *csa_offs,
|
|
size_t csa_offs_len, int no_encrypt)
|
|
{
|
|
struct wpa_driver_nl80211_data *drv = bss->drv;
|
|
struct ieee80211_mgmt *mgmt;
|
|
int encrypt = !no_encrypt;
|
|
u16 fc;
|
|
int use_cookie = 1;
|
|
int res;
|
|
|
|
mgmt = (struct ieee80211_mgmt *) data;
|
|
fc = le_to_host16(mgmt->frame_control);
|
|
wpa_printf(MSG_DEBUG, "nl80211: send_mlme - da=" MACSTR
|
|
" noack=%d freq=%u no_cck=%d offchanok=%d wait_time=%u no_encrypt=%d fc=0x%x (%s) nlmode=%d",
|
|
MAC2STR(mgmt->da), noack, freq, no_cck, offchanok, wait_time,
|
|
no_encrypt, fc, fc2str(fc), drv->nlmode);
|
|
|
|
if ((is_sta_interface(drv->nlmode) ||
|
|
drv->nlmode == NL80211_IFTYPE_P2P_DEVICE) &&
|
|
WLAN_FC_GET_TYPE(fc) == WLAN_FC_TYPE_MGMT &&
|
|
WLAN_FC_GET_STYPE(fc) == WLAN_FC_STYPE_PROBE_RESP) {
|
|
/*
|
|
* The use of last_mgmt_freq is a bit of a hack,
|
|
* but it works due to the single-threaded nature
|
|
* of wpa_supplicant.
|
|
*/
|
|
if (freq == 0) {
|
|
wpa_printf(MSG_DEBUG, "nl80211: Use last_mgmt_freq=%d",
|
|
drv->last_mgmt_freq);
|
|
freq = drv->last_mgmt_freq;
|
|
}
|
|
wait_time = 0;
|
|
use_cookie = 0;
|
|
no_cck = 1;
|
|
offchanok = 1;
|
|
goto send_frame_cmd;
|
|
}
|
|
|
|
if (drv->device_ap_sme && is_ap_interface(drv->nlmode)) {
|
|
if (freq == 0) {
|
|
wpa_printf(MSG_DEBUG, "nl80211: Use bss->freq=%d",
|
|
bss->freq);
|
|
freq = bss->freq;
|
|
}
|
|
if ((int) freq == bss->freq)
|
|
wait_time = 0;
|
|
goto send_frame_cmd;
|
|
}
|
|
|
|
if (WLAN_FC_GET_TYPE(fc) == WLAN_FC_TYPE_MGMT &&
|
|
WLAN_FC_GET_STYPE(fc) == WLAN_FC_STYPE_AUTH) {
|
|
/*
|
|
* Only one of the authentication frame types is encrypted.
|
|
* In order for static WEP encryption to work properly (i.e.,
|
|
* to not encrypt the frame), we need to tell mac80211 about
|
|
* the frames that must not be encrypted.
|
|
*/
|
|
u16 auth_alg = le_to_host16(mgmt->u.auth.auth_alg);
|
|
u16 auth_trans = le_to_host16(mgmt->u.auth.auth_transaction);
|
|
if (auth_alg != WLAN_AUTH_SHARED_KEY || auth_trans != 3)
|
|
encrypt = 0;
|
|
}
|
|
|
|
if (freq == 0 && drv->nlmode == NL80211_IFTYPE_STATION &&
|
|
(drv->capa.flags & WPA_DRIVER_FLAGS_SAE) &&
|
|
!(drv->capa.flags & WPA_DRIVER_FLAGS_SME) &&
|
|
WLAN_FC_GET_TYPE(fc) == WLAN_FC_TYPE_MGMT &&
|
|
WLAN_FC_GET_STYPE(fc) == WLAN_FC_STYPE_AUTH) {
|
|
freq = nl80211_get_assoc_freq(drv);
|
|
wpa_printf(MSG_DEBUG,
|
|
"nl80211: send_mlme - Use assoc_freq=%u for external auth",
|
|
freq);
|
|
}
|
|
|
|
if (freq == 0 && drv->nlmode == NL80211_IFTYPE_ADHOC) {
|
|
freq = nl80211_get_assoc_freq(drv);
|
|
wpa_printf(MSG_DEBUG,
|
|
"nl80211: send_mlme - Use assoc_freq=%u for IBSS",
|
|
freq);
|
|
}
|
|
if (freq == 0) {
|
|
wpa_printf(MSG_DEBUG, "nl80211: send_mlme - Use bss->freq=%u",
|
|
bss->freq);
|
|
freq = bss->freq;
|
|
}
|
|
|
|
if (drv->use_monitor) {
|
|
wpa_printf(MSG_DEBUG,
|
|
"nl80211: send_frame(freq=%u bss->freq=%u) -> send_monitor",
|
|
freq, bss->freq);
|
|
return nl80211_send_monitor(drv, data, data_len, encrypt,
|
|
noack);
|
|
}
|
|
|
|
if (noack || WLAN_FC_GET_TYPE(fc) != WLAN_FC_TYPE_MGMT ||
|
|
WLAN_FC_GET_STYPE(fc) != WLAN_FC_STYPE_ACTION)
|
|
use_cookie = 0;
|
|
send_frame_cmd:
|
|
#ifdef CONFIG_TESTING_OPTIONS
|
|
if (no_encrypt && !encrypt && !drv->use_monitor) {
|
|
wpa_printf(MSG_DEBUG,
|
|
"nl80211: Request to send an unencrypted frame - use a monitor interface for this");
|
|
if (nl80211_create_monitor_interface(drv) < 0)
|
|
return -1;
|
|
res = nl80211_send_monitor(drv, data, data_len, encrypt,
|
|
noack);
|
|
nl80211_remove_monitor_interface(drv);
|
|
return res;
|
|
}
|
|
#endif /* CONFIG_TESTING_OPTIONS */
|
|
|
|
wpa_printf(MSG_DEBUG, "nl80211: send_mlme -> send_frame_cmd");
|
|
res = nl80211_send_frame_cmd(bss, freq, wait_time, data, data_len,
|
|
use_cookie, no_cck, noack, offchanok,
|
|
csa_offs, csa_offs_len);
|
|
|
|
return res;
|
|
}
|
|
|
|
|
|
static int nl80211_put_basic_rates(struct nl_msg *msg, const int *basic_rates)
|
|
{
|
|
u8 rates[NL80211_MAX_SUPP_RATES];
|
|
u8 rates_len = 0;
|
|
int i;
|
|
|
|
if (!basic_rates)
|
|
return 0;
|
|
|
|
for (i = 0; i < NL80211_MAX_SUPP_RATES && basic_rates[i] >= 0; i++)
|
|
rates[rates_len++] = basic_rates[i] / 5;
|
|
|
|
return nla_put(msg, NL80211_ATTR_BSS_BASIC_RATES, rates_len, rates);
|
|
}
|
|
|
|
|
|
static int nl80211_set_bss(struct i802_bss *bss, int cts, int preamble,
|
|
int slot, int ht_opmode, int ap_isolate,
|
|
const int *basic_rates)
|
|
{
|
|
struct wpa_driver_nl80211_data *drv = bss->drv;
|
|
struct nl_msg *msg;
|
|
|
|
if (!(msg = nl80211_bss_msg(bss, 0, NL80211_CMD_SET_BSS)) ||
|
|
(cts >= 0 &&
|
|
nla_put_u8(msg, NL80211_ATTR_BSS_CTS_PROT, cts)) ||
|
|
(preamble >= 0 &&
|
|
nla_put_u8(msg, NL80211_ATTR_BSS_SHORT_PREAMBLE, preamble)) ||
|
|
(slot >= 0 &&
|
|
nla_put_u8(msg, NL80211_ATTR_BSS_SHORT_SLOT_TIME, slot)) ||
|
|
(ht_opmode >= 0 &&
|
|
nla_put_u16(msg, NL80211_ATTR_BSS_HT_OPMODE, ht_opmode)) ||
|
|
(ap_isolate >= 0 &&
|
|
nla_put_u8(msg, NL80211_ATTR_AP_ISOLATE, ap_isolate)) ||
|
|
nl80211_put_basic_rates(msg, basic_rates)) {
|
|
nlmsg_free(msg);
|
|
return -ENOBUFS;
|
|
}
|
|
|
|
return send_and_recv_msgs(drv, msg, NULL, NULL, NULL, NULL);
|
|
}
|
|
|
|
|
|
static int wpa_driver_nl80211_set_acl(void *priv,
|
|
struct hostapd_acl_params *params)
|
|
{
|
|
struct i802_bss *bss = priv;
|
|
struct wpa_driver_nl80211_data *drv = bss->drv;
|
|
struct nl_msg *msg;
|
|
struct nl_msg *acl;
|
|
unsigned int i;
|
|
int ret;
|
|
|
|
if (!(drv->capa.max_acl_mac_addrs))
|
|
return -ENOTSUP;
|
|
|
|
if (params->num_mac_acl > drv->capa.max_acl_mac_addrs)
|
|
return -ENOTSUP;
|
|
|
|
wpa_printf(MSG_DEBUG, "nl80211: Set %s ACL (num_mac_acl=%u)",
|
|
params->acl_policy ? "Accept" : "Deny", params->num_mac_acl);
|
|
|
|
acl = nlmsg_alloc();
|
|
if (!acl)
|
|
return -ENOMEM;
|
|
for (i = 0; i < params->num_mac_acl; i++) {
|
|
if (nla_put(acl, i + 1, ETH_ALEN, params->mac_acl[i].addr)) {
|
|
nlmsg_free(acl);
|
|
return -ENOMEM;
|
|
}
|
|
}
|
|
|
|
if (!(msg = nl80211_drv_msg(drv, 0, NL80211_CMD_SET_MAC_ACL)) ||
|
|
nla_put_u32(msg, NL80211_ATTR_ACL_POLICY, params->acl_policy ?
|
|
NL80211_ACL_POLICY_DENY_UNLESS_LISTED :
|
|
NL80211_ACL_POLICY_ACCEPT_UNLESS_LISTED) ||
|
|
nla_put_nested(msg, NL80211_ATTR_MAC_ADDRS, acl)) {
|
|
nlmsg_free(msg);
|
|
nlmsg_free(acl);
|
|
return -ENOMEM;
|
|
}
|
|
nlmsg_free(acl);
|
|
|
|
ret = send_and_recv_msgs(drv, msg, NULL, NULL, NULL, NULL);
|
|
if (ret) {
|
|
wpa_printf(MSG_DEBUG, "nl80211: Failed to set MAC ACL: %d (%s)",
|
|
ret, strerror(-ret));
|
|
}
|
|
|
|
return ret;
|
|
}
|
|
|
|
|
|
static int nl80211_put_beacon_int(struct nl_msg *msg, int beacon_int)
|
|
{
|
|
if (beacon_int > 0) {
|
|
wpa_printf(MSG_DEBUG, " * beacon_int=%d", beacon_int);
|
|
return nla_put_u32(msg, NL80211_ATTR_BEACON_INTERVAL,
|
|
beacon_int);
|
|
}
|
|
|
|
return 0;
|
|
}
|
|
|
|
|
|
static int nl80211_put_dtim_period(struct nl_msg *msg, int dtim_period)
|
|
{
|
|
if (dtim_period > 0) {
|
|
wpa_printf(MSG_DEBUG, " * dtim_period=%d", dtim_period);
|
|
return nla_put_u32(msg, NL80211_ATTR_DTIM_PERIOD, dtim_period);
|
|
}
|
|
|
|
return 0;
|
|
}
|
|
|
|
|
|
#ifdef CONFIG_MESH
|
|
static int nl80211_set_mesh_config(void *priv,
|
|
struct wpa_driver_mesh_bss_params *params)
|
|
{
|
|
struct i802_bss *bss = priv;
|
|
struct wpa_driver_nl80211_data *drv = bss->drv;
|
|
struct nl_msg *msg;
|
|
int ret;
|
|
|
|
msg = nl80211_drv_msg(drv, 0, NL80211_CMD_SET_MESH_CONFIG);
|
|
if (!msg)
|
|
return -1;
|
|
|
|
ret = nl80211_put_mesh_config(msg, params);
|
|
if (ret < 0) {
|
|
nlmsg_free(msg);
|
|
return ret;
|
|
}
|
|
|
|
ret = send_and_recv_msgs(drv, msg, NULL, NULL, NULL, NULL);
|
|
if (ret) {
|
|
wpa_printf(MSG_ERROR,
|
|
"nl80211: Mesh config set failed: %d (%s)",
|
|
ret, strerror(-ret));
|
|
return ret;
|
|
}
|
|
return 0;
|
|
}
|
|
#endif /* CONFIG_MESH */
|
|
|
|
|
|
static int nl80211_put_beacon_rate(struct nl_msg *msg, const u64 flags,
|
|
struct wpa_driver_ap_params *params)
|
|
{
|
|
struct nlattr *bands, *band;
|
|
struct nl80211_txrate_vht vht_rate;
|
|
|
|
if (!params->freq ||
|
|
(params->beacon_rate == 0 &&
|
|
params->rate_type == BEACON_RATE_LEGACY))
|
|
return 0;
|
|
|
|
bands = nla_nest_start(msg, NL80211_ATTR_TX_RATES);
|
|
if (!bands)
|
|
return -1;
|
|
|
|
switch (params->freq->mode) {
|
|
case HOSTAPD_MODE_IEEE80211B:
|
|
case HOSTAPD_MODE_IEEE80211G:
|
|
band = nla_nest_start(msg, NL80211_BAND_2GHZ);
|
|
break;
|
|
case HOSTAPD_MODE_IEEE80211A:
|
|
band = nla_nest_start(msg, NL80211_BAND_5GHZ);
|
|
break;
|
|
case HOSTAPD_MODE_IEEE80211AD:
|
|
band = nla_nest_start(msg, NL80211_BAND_60GHZ);
|
|
break;
|
|
default:
|
|
return 0;
|
|
}
|
|
|
|
if (!band)
|
|
return -1;
|
|
|
|
os_memset(&vht_rate, 0, sizeof(vht_rate));
|
|
|
|
switch (params->rate_type) {
|
|
case BEACON_RATE_LEGACY:
|
|
if (!(flags & WPA_DRIVER_FLAGS_BEACON_RATE_LEGACY)) {
|
|
wpa_printf(MSG_INFO,
|
|
"nl80211: Driver does not support setting Beacon frame rate (legacy)");
|
|
return -1;
|
|
}
|
|
|
|
if (nla_put_u8(msg, NL80211_TXRATE_LEGACY,
|
|
(u8) params->beacon_rate / 5) ||
|
|
nla_put(msg, NL80211_TXRATE_HT, 0, NULL) ||
|
|
(params->freq->vht_enabled &&
|
|
nla_put(msg, NL80211_TXRATE_VHT, sizeof(vht_rate),
|
|
&vht_rate)))
|
|
return -1;
|
|
|
|
wpa_printf(MSG_DEBUG, " * beacon_rate = legacy:%u (* 100 kbps)",
|
|
params->beacon_rate);
|
|
break;
|
|
case BEACON_RATE_HT:
|
|
if (!(flags & WPA_DRIVER_FLAGS_BEACON_RATE_HT)) {
|
|
wpa_printf(MSG_INFO,
|
|
"nl80211: Driver does not support setting Beacon frame rate (HT)");
|
|
return -1;
|
|
}
|
|
if (nla_put(msg, NL80211_TXRATE_LEGACY, 0, NULL) ||
|
|
nla_put_u8(msg, NL80211_TXRATE_HT, params->beacon_rate) ||
|
|
(params->freq->vht_enabled &&
|
|
nla_put(msg, NL80211_TXRATE_VHT, sizeof(vht_rate),
|
|
&vht_rate)))
|
|
return -1;
|
|
wpa_printf(MSG_DEBUG, " * beacon_rate = HT-MCS %u",
|
|
params->beacon_rate);
|
|
break;
|
|
case BEACON_RATE_VHT:
|
|
if (!(flags & WPA_DRIVER_FLAGS_BEACON_RATE_VHT)) {
|
|
wpa_printf(MSG_INFO,
|
|
"nl80211: Driver does not support setting Beacon frame rate (VHT)");
|
|
return -1;
|
|
}
|
|
vht_rate.mcs[0] = BIT(params->beacon_rate);
|
|
if (nla_put(msg, NL80211_TXRATE_LEGACY, 0, NULL))
|
|
return -1;
|
|
if (nla_put(msg, NL80211_TXRATE_HT, 0, NULL))
|
|
return -1;
|
|
if (nla_put(msg, NL80211_TXRATE_VHT, sizeof(vht_rate),
|
|
&vht_rate))
|
|
return -1;
|
|
wpa_printf(MSG_DEBUG, " * beacon_rate = VHT-MCS %u",
|
|
params->beacon_rate);
|
|
break;
|
|
}
|
|
|
|
nla_nest_end(msg, band);
|
|
nla_nest_end(msg, bands);
|
|
|
|
return 0;
|
|
}
|
|
|
|
|
|
static int nl80211_set_multicast_to_unicast(struct i802_bss *bss,
|
|
int multicast_to_unicast)
|
|
{
|
|
struct wpa_driver_nl80211_data *drv = bss->drv;
|
|
struct nl_msg *msg;
|
|
int ret;
|
|
|
|
msg = nl80211_bss_msg(bss, 0, NL80211_CMD_SET_MULTICAST_TO_UNICAST);
|
|
if (!msg ||
|
|
(multicast_to_unicast &&
|
|
nla_put_flag(msg, NL80211_ATTR_MULTICAST_TO_UNICAST_ENABLED))) {
|
|
wpa_printf(MSG_ERROR,
|
|
"nl80211: Failed to build NL80211_CMD_SET_MULTICAST_TO_UNICAST msg for %s",
|
|
bss->ifname);
|
|
nlmsg_free(msg);
|
|
return -ENOBUFS;
|
|
}
|
|
|
|
ret = send_and_recv_msgs(drv, msg, NULL, NULL, NULL, NULL);
|
|
|
|
switch (ret) {
|
|
case 0:
|
|
wpa_printf(MSG_DEBUG,
|
|
"nl80211: multicast to unicast %s on interface %s",
|
|
multicast_to_unicast ? "enabled" : "disabled",
|
|
bss->ifname);
|
|
break;
|
|
case -EOPNOTSUPP:
|
|
if (!multicast_to_unicast)
|
|
break;
|
|
wpa_printf(MSG_INFO,
|
|
"nl80211: multicast to unicast not supported on interface %s",
|
|
bss->ifname);
|
|
break;
|
|
default:
|
|
wpa_printf(MSG_ERROR,
|
|
"nl80211: %s multicast to unicast failed with %d (%s) on interface %s",
|
|
multicast_to_unicast ? "enabling" : "disabling",
|
|
ret, strerror(-ret), bss->ifname);
|
|
break;
|
|
}
|
|
|
|
return ret;
|
|
}
|
|
|
|
|
|
#ifdef CONFIG_SAE
|
|
static int nl80211_put_sae_pwe(struct nl_msg *msg, int pwe)
|
|
{
|
|
u8 sae_pwe;
|
|
|
|
wpa_printf(MSG_DEBUG, "nl802111: sae_pwe=%d", pwe);
|
|
if (pwe == 0)
|
|
sae_pwe = NL80211_SAE_PWE_HUNT_AND_PECK;
|
|
else if (pwe == 1)
|
|
sae_pwe = NL80211_SAE_PWE_HASH_TO_ELEMENT;
|
|
else if (pwe == 2)
|
|
sae_pwe = NL80211_SAE_PWE_BOTH;
|
|
else if (pwe == 3)
|
|
return 0; /* special test mode */
|
|
else
|
|
return -1;
|
|
if (nla_put_u8(msg, NL80211_ATTR_SAE_PWE, sae_pwe))
|
|
return -1;
|
|
|
|
return 0;
|
|
}
|
|
#endif /* CONFIG_SAE */
|
|
|
|
|
|
static int wpa_driver_nl80211_set_ap(void *priv,
|
|
struct wpa_driver_ap_params *params)
|
|
{
|
|
struct i802_bss *bss = priv;
|
|
struct wpa_driver_nl80211_data *drv = bss->drv;
|
|
struct nl_msg *msg;
|
|
u8 cmd = NL80211_CMD_NEW_BEACON;
|
|
int ret = -ENOBUFS;
|
|
int beacon_set;
|
|
int num_suites;
|
|
u32 suites[20], suite;
|
|
u32 ver;
|
|
#ifdef CONFIG_MESH
|
|
struct wpa_driver_mesh_bss_params mesh_params;
|
|
#endif /* CONFIG_MESH */
|
|
|
|
beacon_set = params->reenable ? 0 : bss->beacon_set;
|
|
|
|
wpa_printf(MSG_DEBUG, "nl80211: Set beacon (beacon_set=%d)",
|
|
beacon_set);
|
|
if (beacon_set)
|
|
cmd = NL80211_CMD_SET_BEACON;
|
|
else if (!drv->device_ap_sme && !drv->use_monitor &&
|
|
!nl80211_get_wiphy_data_ap(bss))
|
|
return -ENOBUFS;
|
|
|
|
wpa_hexdump(MSG_DEBUG, "nl80211: Beacon head",
|
|
params->head, params->head_len);
|
|
wpa_hexdump(MSG_DEBUG, "nl80211: Beacon tail",
|
|
params->tail, params->tail_len);
|
|
wpa_printf(MSG_DEBUG, "nl80211: ifindex=%d", bss->ifindex);
|
|
wpa_printf(MSG_DEBUG, "nl80211: beacon_int=%d", params->beacon_int);
|
|
wpa_printf(MSG_DEBUG, "nl80211: beacon_rate=%u", params->beacon_rate);
|
|
wpa_printf(MSG_DEBUG, "nl80211: rate_type=%d", params->rate_type);
|
|
wpa_printf(MSG_DEBUG, "nl80211: dtim_period=%d", params->dtim_period);
|
|
wpa_printf(MSG_DEBUG, "nl80211: ssid=%s",
|
|
wpa_ssid_txt(params->ssid, params->ssid_len));
|
|
if (!(msg = nl80211_bss_msg(bss, 0, cmd)) ||
|
|
nla_put(msg, NL80211_ATTR_BEACON_HEAD, params->head_len,
|
|
params->head) ||
|
|
nla_put(msg, NL80211_ATTR_BEACON_TAIL, params->tail_len,
|
|
params->tail) ||
|
|
nl80211_put_beacon_int(msg, params->beacon_int) ||
|
|
nl80211_put_beacon_rate(msg, drv->capa.flags, params) ||
|
|
nl80211_put_dtim_period(msg, params->dtim_period) ||
|
|
nla_put(msg, NL80211_ATTR_SSID, params->ssid_len, params->ssid))
|
|
goto fail;
|
|
if (params->proberesp && params->proberesp_len) {
|
|
wpa_hexdump(MSG_DEBUG, "nl80211: proberesp (offload)",
|
|
params->proberesp, params->proberesp_len);
|
|
if (nla_put(msg, NL80211_ATTR_PROBE_RESP, params->proberesp_len,
|
|
params->proberesp))
|
|
goto fail;
|
|
}
|
|
switch (params->hide_ssid) {
|
|
case NO_SSID_HIDING:
|
|
wpa_printf(MSG_DEBUG, "nl80211: hidden SSID not in use");
|
|
if (nla_put_u32(msg, NL80211_ATTR_HIDDEN_SSID,
|
|
NL80211_HIDDEN_SSID_NOT_IN_USE))
|
|
goto fail;
|
|
break;
|
|
case HIDDEN_SSID_ZERO_LEN:
|
|
wpa_printf(MSG_DEBUG, "nl80211: hidden SSID zero len");
|
|
if (nla_put_u32(msg, NL80211_ATTR_HIDDEN_SSID,
|
|
NL80211_HIDDEN_SSID_ZERO_LEN))
|
|
goto fail;
|
|
break;
|
|
case HIDDEN_SSID_ZERO_CONTENTS:
|
|
wpa_printf(MSG_DEBUG, "nl80211: hidden SSID zero contents");
|
|
if (nla_put_u32(msg, NL80211_ATTR_HIDDEN_SSID,
|
|
NL80211_HIDDEN_SSID_ZERO_CONTENTS))
|
|
goto fail;
|
|
break;
|
|
}
|
|
wpa_printf(MSG_DEBUG, "nl80211: privacy=%d", params->privacy);
|
|
if (params->privacy &&
|
|
nla_put_flag(msg, NL80211_ATTR_PRIVACY))
|
|
goto fail;
|
|
wpa_printf(MSG_DEBUG, "nl80211: auth_algs=0x%x", params->auth_algs);
|
|
if ((params->auth_algs & (WPA_AUTH_ALG_OPEN | WPA_AUTH_ALG_SHARED)) ==
|
|
(WPA_AUTH_ALG_OPEN | WPA_AUTH_ALG_SHARED)) {
|
|
/* Leave out the attribute */
|
|
} else if (params->auth_algs & WPA_AUTH_ALG_SHARED) {
|
|
if (nla_put_u32(msg, NL80211_ATTR_AUTH_TYPE,
|
|
NL80211_AUTHTYPE_SHARED_KEY))
|
|
goto fail;
|
|
} else {
|
|
if (nla_put_u32(msg, NL80211_ATTR_AUTH_TYPE,
|
|
NL80211_AUTHTYPE_OPEN_SYSTEM))
|
|
goto fail;
|
|
}
|
|
|
|
wpa_printf(MSG_DEBUG, "nl80211: wpa_version=0x%x", params->wpa_version);
|
|
ver = 0;
|
|
if (params->wpa_version & WPA_PROTO_WPA)
|
|
ver |= NL80211_WPA_VERSION_1;
|
|
if (params->wpa_version & WPA_PROTO_RSN)
|
|
ver |= NL80211_WPA_VERSION_2;
|
|
if (ver &&
|
|
nla_put_u32(msg, NL80211_ATTR_WPA_VERSIONS, ver))
|
|
goto fail;
|
|
|
|
wpa_printf(MSG_DEBUG, "nl80211: key_mgmt_suites=0x%x",
|
|
params->key_mgmt_suites);
|
|
num_suites = wpa_key_mgmt_to_suites(params->key_mgmt_suites,
|
|
suites, ARRAY_SIZE(suites));
|
|
if (num_suites > NL80211_MAX_NR_AKM_SUITES)
|
|
wpa_printf(MSG_DEBUG,
|
|
"nl80211: Not enough room for all AKM suites (num_suites=%d > NL80211_MAX_NR_AKM_SUITES)",
|
|
num_suites);
|
|
else if (num_suites &&
|
|
nla_put(msg, NL80211_ATTR_AKM_SUITES, num_suites * sizeof(u32),
|
|
suites))
|
|
goto fail;
|
|
|
|
if (params->key_mgmt_suites & WPA_KEY_MGMT_IEEE8021X_NO_WPA &&
|
|
(!params->pairwise_ciphers ||
|
|
params->pairwise_ciphers & (WPA_CIPHER_WEP104 | WPA_CIPHER_WEP40)) &&
|
|
(nla_put_u16(msg, NL80211_ATTR_CONTROL_PORT_ETHERTYPE, ETH_P_PAE) ||
|
|
nla_put_flag(msg, NL80211_ATTR_CONTROL_PORT_NO_ENCRYPT)))
|
|
goto fail;
|
|
|
|
if (drv->device_ap_sme &&
|
|
(params->key_mgmt_suites & WPA_KEY_MGMT_SAE) &&
|
|
nla_put_flag(msg, NL80211_ATTR_EXTERNAL_AUTH_SUPPORT))
|
|
goto fail;
|
|
|
|
wpa_printf(MSG_DEBUG, "nl80211: pairwise_ciphers=0x%x",
|
|
params->pairwise_ciphers);
|
|
num_suites = wpa_cipher_to_cipher_suites(params->pairwise_ciphers,
|
|
suites, ARRAY_SIZE(suites));
|
|
if (num_suites &&
|
|
nla_put(msg, NL80211_ATTR_CIPHER_SUITES_PAIRWISE,
|
|
num_suites * sizeof(u32), suites))
|
|
goto fail;
|
|
|
|
wpa_printf(MSG_DEBUG, "nl80211: group_cipher=0x%x",
|
|
params->group_cipher);
|
|
suite = wpa_cipher_to_cipher_suite(params->group_cipher);
|
|
if (suite &&
|
|
nla_put_u32(msg, NL80211_ATTR_CIPHER_SUITE_GROUP, suite))
|
|
goto fail;
|
|
|
|
if (params->beacon_ies) {
|
|
wpa_hexdump_buf(MSG_DEBUG, "nl80211: beacon_ies",
|
|
params->beacon_ies);
|
|
if (nla_put(msg, NL80211_ATTR_IE,
|
|
wpabuf_len(params->beacon_ies),
|
|
wpabuf_head(params->beacon_ies)))
|
|
goto fail;
|
|
}
|
|
if (params->proberesp_ies) {
|
|
wpa_hexdump_buf(MSG_DEBUG, "nl80211: proberesp_ies",
|
|
params->proberesp_ies);
|
|
if (nla_put(msg, NL80211_ATTR_IE_PROBE_RESP,
|
|
wpabuf_len(params->proberesp_ies),
|
|
wpabuf_head(params->proberesp_ies)))
|
|
goto fail;
|
|
}
|
|
if (params->assocresp_ies) {
|
|
wpa_hexdump_buf(MSG_DEBUG, "nl80211: assocresp_ies",
|
|
params->assocresp_ies);
|
|
if (nla_put(msg, NL80211_ATTR_IE_ASSOC_RESP,
|
|
wpabuf_len(params->assocresp_ies),
|
|
wpabuf_head(params->assocresp_ies)))
|
|
goto fail;
|
|
}
|
|
|
|
if (drv->capa.flags & WPA_DRIVER_FLAGS_INACTIVITY_TIMER) {
|
|
wpa_printf(MSG_DEBUG, "nl80211: ap_max_inactivity=%d",
|
|
params->ap_max_inactivity);
|
|
if (nla_put_u16(msg, NL80211_ATTR_INACTIVITY_TIMEOUT,
|
|
params->ap_max_inactivity))
|
|
goto fail;
|
|
}
|
|
|
|
#ifdef CONFIG_P2P
|
|
if (params->p2p_go_ctwindow > 0) {
|
|
if (drv->p2p_go_ctwindow_supported) {
|
|
wpa_printf(MSG_DEBUG, "nl80211: P2P GO ctwindow=%d",
|
|
params->p2p_go_ctwindow);
|
|
if (nla_put_u8(msg, NL80211_ATTR_P2P_CTWINDOW,
|
|
params->p2p_go_ctwindow))
|
|
goto fail;
|
|
} else {
|
|
wpa_printf(MSG_INFO,
|
|
"nl80211: Driver does not support CTWindow configuration - ignore this parameter");
|
|
}
|
|
}
|
|
#endif /* CONFIG_P2P */
|
|
|
|
if (params->pbss) {
|
|
wpa_printf(MSG_DEBUG, "nl80211: PBSS");
|
|
if (nla_put_flag(msg, NL80211_ATTR_PBSS))
|
|
goto fail;
|
|
}
|
|
|
|
if (params->ftm_responder) {
|
|
struct nlattr *ftm;
|
|
|
|
if (!(drv->capa.flags & WPA_DRIVER_FLAGS_FTM_RESPONDER)) {
|
|
ret = -ENOTSUP;
|
|
goto fail;
|
|
}
|
|
|
|
ftm = nla_nest_start(msg, NL80211_ATTR_FTM_RESPONDER);
|
|
if (!ftm ||
|
|
nla_put_flag(msg, NL80211_FTM_RESP_ATTR_ENABLED) ||
|
|
(params->lci &&
|
|
nla_put(msg, NL80211_FTM_RESP_ATTR_LCI,
|
|
wpabuf_len(params->lci),
|
|
wpabuf_head(params->lci))) ||
|
|
(params->civic &&
|
|
nla_put(msg, NL80211_FTM_RESP_ATTR_CIVICLOC,
|
|
wpabuf_len(params->civic),
|
|
wpabuf_head(params->civic))))
|
|
goto fail;
|
|
nla_nest_end(msg, ftm);
|
|
}
|
|
|
|
#ifdef CONFIG_IEEE80211AX
|
|
if (params->he_spr) {
|
|
struct nlattr *spr;
|
|
|
|
spr = nla_nest_start(msg, NL80211_ATTR_HE_OBSS_PD);
|
|
wpa_printf(MSG_DEBUG, "nl80211: he_spr=%d", params->he_spr);
|
|
|
|
if (!spr ||
|
|
nla_put_u8(msg, NL80211_HE_OBSS_PD_ATTR_MIN_OFFSET,
|
|
params->he_spr_srg_obss_pd_min_offset) ||
|
|
nla_put_u8(msg, NL80211_HE_OBSS_PD_ATTR_MAX_OFFSET,
|
|
params->he_spr_srg_obss_pd_max_offset))
|
|
goto fail;
|
|
|
|
nla_nest_end(msg, spr);
|
|
}
|
|
|
|
if (params->freq && params->freq->he_enabled) {
|
|
struct nlattr *bss_color;
|
|
|
|
bss_color = nla_nest_start(msg, NL80211_ATTR_HE_BSS_COLOR);
|
|
if (!bss_color ||
|
|
(params->he_bss_color_disabled &&
|
|
nla_put_flag(msg, NL80211_HE_BSS_COLOR_ATTR_DISABLED)) ||
|
|
(params->he_bss_color_partial &&
|
|
nla_put_flag(msg, NL80211_HE_BSS_COLOR_ATTR_PARTIAL)) ||
|
|
nla_put_u8(msg, NL80211_HE_BSS_COLOR_ATTR_COLOR,
|
|
params->he_bss_color))
|
|
goto fail;
|
|
nla_nest_end(msg, bss_color);
|
|
}
|
|
|
|
if (params->twt_responder) {
|
|
wpa_printf(MSG_DEBUG, "nl80211: twt_responder=%d",
|
|
params->twt_responder);
|
|
if (nla_put_flag(msg, NL80211_ATTR_TWT_RESPONDER))
|
|
goto fail;
|
|
}
|
|
#endif /* CONFIG_IEEE80211AX */
|
|
|
|
#ifdef CONFIG_SAE
|
|
if (((params->key_mgmt_suites & WPA_KEY_MGMT_SAE) ||
|
|
(params->key_mgmt_suites & WPA_KEY_MGMT_FT_SAE)) &&
|
|
nl80211_put_sae_pwe(msg, params->sae_pwe) < 0)
|
|
goto fail;
|
|
#endif /* CONFIG_SAE */
|
|
|
|
ret = send_and_recv_msgs_owner(drv, msg, get_connect_handle(bss), 1,
|
|
NULL, NULL, NULL, NULL);
|
|
if (ret) {
|
|
wpa_printf(MSG_DEBUG, "nl80211: Beacon set failed: %d (%s)",
|
|
ret, strerror(-ret));
|
|
} else {
|
|
bss->beacon_set = 1;
|
|
nl80211_set_bss(bss, params->cts_protect, params->preamble,
|
|
params->short_slot_time, params->ht_opmode,
|
|
params->isolate, params->basic_rates);
|
|
nl80211_set_multicast_to_unicast(bss,
|
|
params->multicast_to_unicast);
|
|
if (beacon_set && params->freq &&
|
|
params->freq->bandwidth != bss->bandwidth) {
|
|
wpa_printf(MSG_DEBUG,
|
|
"nl80211: Update BSS %s bandwidth: %d -> %d",
|
|
bss->ifname, bss->bandwidth,
|
|
params->freq->bandwidth);
|
|
ret = nl80211_set_channel(bss, params->freq, 1);
|
|
if (ret) {
|
|
wpa_printf(MSG_DEBUG,
|
|
"nl80211: Frequency set failed: %d (%s)",
|
|
ret, strerror(-ret));
|
|
} else {
|
|
wpa_printf(MSG_DEBUG,
|
|
"nl80211: Frequency set succeeded for ht2040 coex");
|
|
bss->bandwidth = params->freq->bandwidth;
|
|
}
|
|
} else if (!beacon_set && params->freq) {
|
|
/*
|
|
* cfg80211 updates the driver on frequence change in AP
|
|
* mode only at the point when beaconing is started, so
|
|
* set the initial value here.
|
|
*/
|
|
bss->bandwidth = params->freq->bandwidth;
|
|
}
|
|
}
|
|
|
|
#ifdef CONFIG_MESH
|
|
if (is_mesh_interface(drv->nlmode) && params->ht_opmode != -1) {
|
|
os_memset(&mesh_params, 0, sizeof(mesh_params));
|
|
mesh_params.flags |= WPA_DRIVER_MESH_CONF_FLAG_HT_OP_MODE;
|
|
mesh_params.ht_opmode = params->ht_opmode;
|
|
ret = nl80211_set_mesh_config(priv, &mesh_params);
|
|
if (ret < 0)
|
|
return ret;
|
|
}
|
|
#endif /* CONFIG_MESH */
|
|
|
|
return ret;
|
|
fail:
|
|
nlmsg_free(msg);
|
|
return ret;
|
|
}
|
|
|
|
|
|
static int nl80211_put_freq_params(struct nl_msg *msg,
|
|
const struct hostapd_freq_params *freq)
|
|
{
|
|
enum hostapd_hw_mode hw_mode;
|
|
int is_24ghz;
|
|
u8 channel;
|
|
|
|
wpa_printf(MSG_DEBUG, " * freq=%d", freq->freq);
|
|
if (nla_put_u32(msg, NL80211_ATTR_WIPHY_FREQ, freq->freq))
|
|
return -ENOBUFS;
|
|
|
|
wpa_printf(MSG_DEBUG, " * he_enabled=%d", freq->he_enabled);
|
|
wpa_printf(MSG_DEBUG, " * vht_enabled=%d", freq->vht_enabled);
|
|
wpa_printf(MSG_DEBUG, " * ht_enabled=%d", freq->ht_enabled);
|
|
|
|
hw_mode = ieee80211_freq_to_chan(freq->freq, &channel);
|
|
is_24ghz = hw_mode == HOSTAPD_MODE_IEEE80211G ||
|
|
hw_mode == HOSTAPD_MODE_IEEE80211B;
|
|
|
|
if (freq->vht_enabled || (freq->he_enabled && !is_24ghz)) {
|
|
enum nl80211_chan_width cw;
|
|
|
|
wpa_printf(MSG_DEBUG, " * bandwidth=%d", freq->bandwidth);
|
|
switch (freq->bandwidth) {
|
|
case 20:
|
|
cw = NL80211_CHAN_WIDTH_20;
|
|
break;
|
|
case 40:
|
|
cw = NL80211_CHAN_WIDTH_40;
|
|
break;
|
|
case 80:
|
|
if (freq->center_freq2)
|
|
cw = NL80211_CHAN_WIDTH_80P80;
|
|
else
|
|
cw = NL80211_CHAN_WIDTH_80;
|
|
break;
|
|
case 160:
|
|
cw = NL80211_CHAN_WIDTH_160;
|
|
break;
|
|
default:
|
|
return -EINVAL;
|
|
}
|
|
|
|
wpa_printf(MSG_DEBUG, " * channel_width=%d", cw);
|
|
wpa_printf(MSG_DEBUG, " * center_freq1=%d",
|
|
freq->center_freq1);
|
|
wpa_printf(MSG_DEBUG, " * center_freq2=%d",
|
|
freq->center_freq2);
|
|
if (nla_put_u32(msg, NL80211_ATTR_CHANNEL_WIDTH, cw) ||
|
|
nla_put_u32(msg, NL80211_ATTR_CENTER_FREQ1,
|
|
freq->center_freq1) ||
|
|
(freq->center_freq2 &&
|
|
nla_put_u32(msg, NL80211_ATTR_CENTER_FREQ2,
|
|
freq->center_freq2)))
|
|
return -ENOBUFS;
|
|
} else if (freq->ht_enabled) {
|
|
enum nl80211_channel_type ct;
|
|
|
|
wpa_printf(MSG_DEBUG, " * sec_channel_offset=%d",
|
|
freq->sec_channel_offset);
|
|
switch (freq->sec_channel_offset) {
|
|
case -1:
|
|
ct = NL80211_CHAN_HT40MINUS;
|
|
break;
|
|
case 1:
|
|
ct = NL80211_CHAN_HT40PLUS;
|
|
break;
|
|
default:
|
|
ct = NL80211_CHAN_HT20;
|
|
break;
|
|
}
|
|
|
|
wpa_printf(MSG_DEBUG, " * channel_type=%d", ct);
|
|
if (nla_put_u32(msg, NL80211_ATTR_WIPHY_CHANNEL_TYPE, ct))
|
|
return -ENOBUFS;
|
|
} else if (freq->edmg.channels && freq->edmg.bw_config) {
|
|
wpa_printf(MSG_DEBUG,
|
|
" * EDMG configuration: channels=0x%x bw_config=%d",
|
|
freq->edmg.channels, freq->edmg.bw_config);
|
|
if (nla_put_u8(msg, NL80211_ATTR_WIPHY_EDMG_CHANNELS,
|
|
freq->edmg.channels) ||
|
|
nla_put_u8(msg, NL80211_ATTR_WIPHY_EDMG_BW_CONFIG,
|
|
freq->edmg.bw_config))
|
|
return -1;
|
|
} else {
|
|
wpa_printf(MSG_DEBUG, " * channel_type=%d",
|
|
NL80211_CHAN_NO_HT);
|
|
if (nla_put_u32(msg, NL80211_ATTR_WIPHY_CHANNEL_TYPE,
|
|
NL80211_CHAN_NO_HT))
|
|
return -ENOBUFS;
|
|
}
|
|
return 0;
|
|
}
|
|
|
|
|
|
static int nl80211_set_channel(struct i802_bss *bss,
|
|
struct hostapd_freq_params *freq, int set_chan)
|
|
{
|
|
struct wpa_driver_nl80211_data *drv = bss->drv;
|
|
struct nl_msg *msg;
|
|
int ret;
|
|
|
|
wpa_printf(MSG_DEBUG,
|
|
"nl80211: Set freq %d (ht_enabled=%d, vht_enabled=%d, he_enabled=%d, bandwidth=%d MHz, cf1=%d MHz, cf2=%d MHz)",
|
|
freq->freq, freq->ht_enabled, freq->vht_enabled, freq->he_enabled,
|
|
freq->bandwidth, freq->center_freq1, freq->center_freq2);
|
|
|
|
msg = nl80211_drv_msg(drv, 0, set_chan ? NL80211_CMD_SET_CHANNEL :
|
|
NL80211_CMD_SET_WIPHY);
|
|
if (!msg || nl80211_put_freq_params(msg, freq) < 0) {
|
|
nlmsg_free(msg);
|
|
return -1;
|
|
}
|
|
|
|
ret = send_and_recv_msgs(drv, msg, NULL, NULL, NULL, NULL);
|
|
if (ret == 0) {
|
|
bss->freq = freq->freq;
|
|
return 0;
|
|
}
|
|
wpa_printf(MSG_DEBUG, "nl80211: Failed to set channel (freq=%d): "
|
|
"%d (%s)", freq->freq, ret, strerror(-ret));
|
|
return -1;
|
|
}
|
|
|
|
|
|
static u32 sta_flags_nl80211(int flags)
|
|
{
|
|
u32 f = 0;
|
|
|
|
if (flags & WPA_STA_AUTHORIZED)
|
|
f |= BIT(NL80211_STA_FLAG_AUTHORIZED);
|
|
if (flags & WPA_STA_WMM)
|
|
f |= BIT(NL80211_STA_FLAG_WME);
|
|
if (flags & WPA_STA_SHORT_PREAMBLE)
|
|
f |= BIT(NL80211_STA_FLAG_SHORT_PREAMBLE);
|
|
if (flags & WPA_STA_MFP)
|
|
f |= BIT(NL80211_STA_FLAG_MFP);
|
|
if (flags & WPA_STA_TDLS_PEER)
|
|
f |= BIT(NL80211_STA_FLAG_TDLS_PEER);
|
|
if (flags & WPA_STA_AUTHENTICATED)
|
|
f |= BIT(NL80211_STA_FLAG_AUTHENTICATED);
|
|
if (flags & WPA_STA_ASSOCIATED)
|
|
f |= BIT(NL80211_STA_FLAG_ASSOCIATED);
|
|
|
|
return f;
|
|
}
|
|
|
|
|
|
#ifdef CONFIG_MESH
|
|
static u32 sta_plink_state_nl80211(enum mesh_plink_state state)
|
|
{
|
|
switch (state) {
|
|
case PLINK_IDLE:
|
|
return NL80211_PLINK_LISTEN;
|
|
case PLINK_OPN_SNT:
|
|
return NL80211_PLINK_OPN_SNT;
|
|
case PLINK_OPN_RCVD:
|
|
return NL80211_PLINK_OPN_RCVD;
|
|
case PLINK_CNF_RCVD:
|
|
return NL80211_PLINK_CNF_RCVD;
|
|
case PLINK_ESTAB:
|
|
return NL80211_PLINK_ESTAB;
|
|
case PLINK_HOLDING:
|
|
return NL80211_PLINK_HOLDING;
|
|
case PLINK_BLOCKED:
|
|
return NL80211_PLINK_BLOCKED;
|
|
default:
|
|
wpa_printf(MSG_ERROR, "nl80211: Invalid mesh plink state %d",
|
|
state);
|
|
}
|
|
return -1;
|
|
}
|
|
#endif /* CONFIG_MESH */
|
|
|
|
|
|
static int wpa_driver_nl80211_sta_add(void *priv,
|
|
struct hostapd_sta_add_params *params)
|
|
{
|
|
struct i802_bss *bss = priv;
|
|
struct wpa_driver_nl80211_data *drv = bss->drv;
|
|
struct nl_msg *msg;
|
|
struct nl80211_sta_flag_update upd;
|
|
int ret = -ENOBUFS;
|
|
|
|
if ((params->flags & WPA_STA_TDLS_PEER) &&
|
|
!(drv->capa.flags & WPA_DRIVER_FLAGS_TDLS_SUPPORT))
|
|
return -EOPNOTSUPP;
|
|
|
|
wpa_printf(MSG_DEBUG, "nl80211: %s STA " MACSTR,
|
|
params->set ? "Set" : "Add", MAC2STR(params->addr));
|
|
msg = nl80211_bss_msg(bss, 0, params->set ? NL80211_CMD_SET_STATION :
|
|
NL80211_CMD_NEW_STATION);
|
|
if (!msg || nla_put(msg, NL80211_ATTR_MAC, ETH_ALEN, params->addr))
|
|
goto fail;
|
|
|
|
/*
|
|
* Set the below properties only in one of the following cases:
|
|
* 1. New station is added, already associated.
|
|
* 2. Set WPA_STA_TDLS_PEER station.
|
|
* 3. Set an already added unassociated station, if driver supports
|
|
* full AP client state. (Set these properties after station became
|
|
* associated will be rejected by the driver).
|
|
*/
|
|
if (!params->set || (params->flags & WPA_STA_TDLS_PEER) ||
|
|
(params->set && FULL_AP_CLIENT_STATE_SUPP(drv->capa.flags) &&
|
|
(params->flags & WPA_STA_ASSOCIATED))) {
|
|
wpa_hexdump(MSG_DEBUG, " * supported rates",
|
|
params->supp_rates, params->supp_rates_len);
|
|
wpa_printf(MSG_DEBUG, " * capability=0x%x",
|
|
params->capability);
|
|
if (nla_put(msg, NL80211_ATTR_STA_SUPPORTED_RATES,
|
|
params->supp_rates_len, params->supp_rates) ||
|
|
nla_put_u16(msg, NL80211_ATTR_STA_CAPABILITY,
|
|
params->capability))
|
|
goto fail;
|
|
|
|
if (params->ht_capabilities) {
|
|
wpa_hexdump(MSG_DEBUG, " * ht_capabilities",
|
|
(u8 *) params->ht_capabilities,
|
|
sizeof(*params->ht_capabilities));
|
|
if (nla_put(msg, NL80211_ATTR_HT_CAPABILITY,
|
|
sizeof(*params->ht_capabilities),
|
|
params->ht_capabilities))
|
|
goto fail;
|
|
}
|
|
|
|
if (params->vht_capabilities) {
|
|
wpa_hexdump(MSG_DEBUG, " * vht_capabilities",
|
|
(u8 *) params->vht_capabilities,
|
|
sizeof(*params->vht_capabilities));
|
|
if (nla_put(msg, NL80211_ATTR_VHT_CAPABILITY,
|
|
sizeof(*params->vht_capabilities),
|
|
params->vht_capabilities))
|
|
goto fail;
|
|
}
|
|
|
|
if (params->he_capab) {
|
|
wpa_hexdump(MSG_DEBUG, " * he_capab",
|
|
params->he_capab, params->he_capab_len);
|
|
if (nla_put(msg, NL80211_ATTR_HE_CAPABILITY,
|
|
params->he_capab_len, params->he_capab))
|
|
goto fail;
|
|
}
|
|
|
|
if (params->ext_capab) {
|
|
wpa_hexdump(MSG_DEBUG, " * ext_capab",
|
|
params->ext_capab, params->ext_capab_len);
|
|
if (nla_put(msg, NL80211_ATTR_STA_EXT_CAPABILITY,
|
|
params->ext_capab_len, params->ext_capab))
|
|
goto fail;
|
|
}
|
|
|
|
if (is_ap_interface(drv->nlmode) &&
|
|
nla_put_u8(msg, NL80211_ATTR_STA_SUPPORT_P2P_PS,
|
|
params->support_p2p_ps ?
|
|
NL80211_P2P_PS_SUPPORTED :
|
|
NL80211_P2P_PS_UNSUPPORTED))
|
|
goto fail;
|
|
}
|
|
if (!params->set) {
|
|
if (params->aid) {
|
|
wpa_printf(MSG_DEBUG, " * aid=%u", params->aid);
|
|
if (nla_put_u16(msg, NL80211_ATTR_STA_AID, params->aid))
|
|
goto fail;
|
|
} else {
|
|
/*
|
|
* cfg80211 validates that AID is non-zero, so we have
|
|
* to make this a non-zero value for the TDLS case where
|
|
* a dummy STA entry is used for now and for a station
|
|
* that is still not associated.
|
|
*/
|
|
wpa_printf(MSG_DEBUG, " * aid=1 (%s workaround)",
|
|
(params->flags & WPA_STA_TDLS_PEER) ?
|
|
"TDLS" : "UNASSOC_STA");
|
|
if (nla_put_u16(msg, NL80211_ATTR_STA_AID, 1))
|
|
goto fail;
|
|
}
|
|
wpa_printf(MSG_DEBUG, " * listen_interval=%u",
|
|
params->listen_interval);
|
|
if (nla_put_u16(msg, NL80211_ATTR_STA_LISTEN_INTERVAL,
|
|
params->listen_interval))
|
|
goto fail;
|
|
} else if (params->aid && (params->flags & WPA_STA_TDLS_PEER)) {
|
|
wpa_printf(MSG_DEBUG, " * peer_aid=%u", params->aid);
|
|
if (nla_put_u16(msg, NL80211_ATTR_PEER_AID, params->aid))
|
|
goto fail;
|
|
} else if (FULL_AP_CLIENT_STATE_SUPP(drv->capa.flags) &&
|
|
(params->flags & WPA_STA_ASSOCIATED)) {
|
|
wpa_printf(MSG_DEBUG, " * aid=%u", params->aid);
|
|
wpa_printf(MSG_DEBUG, " * listen_interval=%u",
|
|
params->listen_interval);
|
|
if (nla_put_u16(msg, NL80211_ATTR_STA_AID, params->aid) ||
|
|
nla_put_u16(msg, NL80211_ATTR_STA_LISTEN_INTERVAL,
|
|
params->listen_interval))
|
|
goto fail;
|
|
}
|
|
|
|
if (params->vht_opmode_enabled) {
|
|
wpa_printf(MSG_DEBUG, " * opmode=%u", params->vht_opmode);
|
|
if (nla_put_u8(msg, NL80211_ATTR_OPMODE_NOTIF,
|
|
params->vht_opmode))
|
|
goto fail;
|
|
}
|
|
|
|
if (params->supp_channels) {
|
|
wpa_hexdump(MSG_DEBUG, " * supported channels",
|
|
params->supp_channels, params->supp_channels_len);
|
|
if (nla_put(msg, NL80211_ATTR_STA_SUPPORTED_CHANNELS,
|
|
params->supp_channels_len, params->supp_channels))
|
|
goto fail;
|
|
}
|
|
|
|
if (params->supp_oper_classes) {
|
|
wpa_hexdump(MSG_DEBUG, " * supported operating classes",
|
|
params->supp_oper_classes,
|
|
params->supp_oper_classes_len);
|
|
if (nla_put(msg, NL80211_ATTR_STA_SUPPORTED_OPER_CLASSES,
|
|
params->supp_oper_classes_len,
|
|
params->supp_oper_classes))
|
|
goto fail;
|
|
}
|
|
|
|
os_memset(&upd, 0, sizeof(upd));
|
|
upd.set = sta_flags_nl80211(params->flags);
|
|
upd.mask = upd.set | sta_flags_nl80211(params->flags_mask);
|
|
|
|
/*
|
|
* If the driver doesn't support full AP client state, ignore ASSOC/AUTH
|
|
* flags, as nl80211 driver moves a new station, by default, into
|
|
* associated state.
|
|
*
|
|
* On the other hand, if the driver supports that feature and the
|
|
* station is added in unauthenticated state, set the
|
|
* authenticated/associated bits in the mask to prevent moving this
|
|
* station to associated state before it is actually associated.
|
|
*
|
|
* This is irrelevant for mesh mode where the station is added to the
|
|
* driver as authenticated already, and ASSOCIATED isn't part of the
|
|
* nl80211 API.
|
|
*/
|
|
if (!is_mesh_interface(drv->nlmode)) {
|
|
if (!FULL_AP_CLIENT_STATE_SUPP(drv->capa.flags)) {
|
|
wpa_printf(MSG_DEBUG,
|
|
"nl80211: Ignore ASSOC/AUTH flags since driver doesn't support full AP client state");
|
|
upd.mask &= ~(BIT(NL80211_STA_FLAG_ASSOCIATED) |
|
|
BIT(NL80211_STA_FLAG_AUTHENTICATED));
|
|
} else if (!params->set &&
|
|
!(params->flags & WPA_STA_TDLS_PEER)) {
|
|
if (!(params->flags & WPA_STA_AUTHENTICATED))
|
|
upd.mask |= BIT(NL80211_STA_FLAG_AUTHENTICATED);
|
|
if (!(params->flags & WPA_STA_ASSOCIATED))
|
|
upd.mask |= BIT(NL80211_STA_FLAG_ASSOCIATED);
|
|
}
|
|
#ifdef CONFIG_MESH
|
|
} else {
|
|
if (params->plink_state == PLINK_ESTAB && params->peer_aid) {
|
|
ret = nla_put_u16(msg, NL80211_ATTR_MESH_PEER_AID,
|
|
params->peer_aid);
|
|
if (ret)
|
|
goto fail;
|
|
}
|
|
#endif /* CONFIG_MESH */
|
|
}
|
|
|
|
wpa_printf(MSG_DEBUG, " * flags set=0x%x mask=0x%x",
|
|
upd.set, upd.mask);
|
|
if (nla_put(msg, NL80211_ATTR_STA_FLAGS2, sizeof(upd), &upd))
|
|
goto fail;
|
|
|
|
#ifdef CONFIG_MESH
|
|
if (params->plink_state &&
|
|
nla_put_u8(msg, NL80211_ATTR_STA_PLINK_STATE,
|
|
sta_plink_state_nl80211(params->plink_state)))
|
|
goto fail;
|
|
#endif /* CONFIG_MESH */
|
|
|
|
if ((!params->set || (params->flags & WPA_STA_TDLS_PEER) ||
|
|
FULL_AP_CLIENT_STATE_SUPP(drv->capa.flags)) &&
|
|
(params->flags & WPA_STA_WMM)) {
|
|
struct nlattr *wme = nla_nest_start(msg, NL80211_ATTR_STA_WME);
|
|
|
|
wpa_printf(MSG_DEBUG, " * qosinfo=0x%x", params->qosinfo);
|
|
if (!wme ||
|
|
nla_put_u8(msg, NL80211_STA_WME_UAPSD_QUEUES,
|
|
params->qosinfo & WMM_QOSINFO_STA_AC_MASK) ||
|
|
nla_put_u8(msg, NL80211_STA_WME_MAX_SP,
|
|
(params->qosinfo >> WMM_QOSINFO_STA_SP_SHIFT) &
|
|
WMM_QOSINFO_STA_SP_MASK))
|
|
goto fail;
|
|
nla_nest_end(msg, wme);
|
|
}
|
|
|
|
ret = send_and_recv_msgs(drv, msg, NULL, NULL, NULL, NULL);
|
|
msg = NULL;
|
|
if (ret)
|
|
wpa_printf(MSG_DEBUG, "nl80211: NL80211_CMD_%s_STATION "
|
|
"result: %d (%s)", params->set ? "SET" : "NEW", ret,
|
|
strerror(-ret));
|
|
if (ret == -EEXIST)
|
|
ret = 0;
|
|
fail:
|
|
nlmsg_free(msg);
|
|
return ret;
|
|
}
|
|
|
|
|
|
static void rtnl_neigh_delete_fdb_entry(struct i802_bss *bss, const u8 *addr)
|
|
{
|
|
#ifdef CONFIG_LIBNL3_ROUTE
|
|
struct wpa_driver_nl80211_data *drv = bss->drv;
|
|
struct rtnl_neigh *rn;
|
|
struct nl_addr *nl_addr;
|
|
int err;
|
|
|
|
rn = rtnl_neigh_alloc();
|
|
if (!rn)
|
|
return;
|
|
|
|
rtnl_neigh_set_family(rn, AF_BRIDGE);
|
|
rtnl_neigh_set_ifindex(rn, bss->ifindex);
|
|
nl_addr = nl_addr_build(AF_BRIDGE, (void *) addr, ETH_ALEN);
|
|
if (!nl_addr) {
|
|
rtnl_neigh_put(rn);
|
|
return;
|
|
}
|
|
rtnl_neigh_set_lladdr(rn, nl_addr);
|
|
|
|
err = rtnl_neigh_delete(drv->rtnl_sk, rn, 0);
|
|
if (err < 0) {
|
|
wpa_printf(MSG_DEBUG, "nl80211: bridge FDB entry delete for "
|
|
MACSTR " ifindex=%d failed: %s", MAC2STR(addr),
|
|
bss->ifindex, nl_geterror(err));
|
|
} else {
|
|
wpa_printf(MSG_DEBUG, "nl80211: deleted bridge FDB entry for "
|
|
MACSTR, MAC2STR(addr));
|
|
}
|
|
|
|
nl_addr_put(nl_addr);
|
|
rtnl_neigh_put(rn);
|
|
#endif /* CONFIG_LIBNL3_ROUTE */
|
|
}
|
|
|
|
|
|
static int wpa_driver_nl80211_sta_remove(struct i802_bss *bss, const u8 *addr,
|
|
int deauth, u16 reason_code)
|
|
{
|
|
struct wpa_driver_nl80211_data *drv = bss->drv;
|
|
struct nl_msg *msg;
|
|
int ret;
|
|
|
|
if (!(msg = nl80211_bss_msg(bss, 0, NL80211_CMD_DEL_STATION)) ||
|
|
nla_put(msg, NL80211_ATTR_MAC, ETH_ALEN, addr) ||
|
|
(deauth == 0 &&
|
|
nla_put_u8(msg, NL80211_ATTR_MGMT_SUBTYPE,
|
|
WLAN_FC_STYPE_DISASSOC)) ||
|
|
(deauth == 1 &&
|
|
nla_put_u8(msg, NL80211_ATTR_MGMT_SUBTYPE,
|
|
WLAN_FC_STYPE_DEAUTH)) ||
|
|
(reason_code &&
|
|
nla_put_u16(msg, NL80211_ATTR_REASON_CODE, reason_code))) {
|
|
nlmsg_free(msg);
|
|
return -ENOBUFS;
|
|
}
|
|
|
|
ret = send_and_recv_msgs(drv, msg, NULL, NULL, NULL, NULL);
|
|
wpa_printf(MSG_DEBUG, "nl80211: sta_remove -> DEL_STATION %s " MACSTR
|
|
" --> %d (%s)",
|
|
bss->ifname, MAC2STR(addr), ret, strerror(-ret));
|
|
|
|
if (drv->rtnl_sk)
|
|
rtnl_neigh_delete_fdb_entry(bss, addr);
|
|
|
|
if (ret == -ENOENT)
|
|
return 0;
|
|
return ret;
|
|
}
|
|
|
|
|
|
void nl80211_remove_iface(struct wpa_driver_nl80211_data *drv, int ifidx)
|
|
{
|
|
struct nl_msg *msg;
|
|
struct wpa_driver_nl80211_data *drv2;
|
|
|
|
wpa_printf(MSG_DEBUG, "nl80211: Remove interface ifindex=%d", ifidx);
|
|
|
|
/* stop listening for EAPOL on this interface */
|
|
dl_list_for_each(drv2, &drv->global->interfaces,
|
|
struct wpa_driver_nl80211_data, list)
|
|
{
|
|
del_ifidx(drv2, ifidx, IFIDX_ANY);
|
|
/* Remove all bridges learned for this iface */
|
|
del_ifidx(drv2, IFIDX_ANY, ifidx);
|
|
}
|
|
|
|
msg = nl80211_ifindex_msg(drv, ifidx, 0, NL80211_CMD_DEL_INTERFACE);
|
|
if (send_and_recv_msgs(drv, msg, NULL, NULL, NULL, NULL) == 0)
|
|
return;
|
|
wpa_printf(MSG_ERROR, "Failed to remove interface (ifidx=%d)", ifidx);
|
|
}
|
|
|
|
|
|
const char * nl80211_iftype_str(enum nl80211_iftype mode)
|
|
{
|
|
switch (mode) {
|
|
case NL80211_IFTYPE_ADHOC:
|
|
return "ADHOC";
|
|
case NL80211_IFTYPE_STATION:
|
|
return "STATION";
|
|
case NL80211_IFTYPE_AP:
|
|
return "AP";
|
|
case NL80211_IFTYPE_AP_VLAN:
|
|
return "AP_VLAN";
|
|
case NL80211_IFTYPE_WDS:
|
|
return "WDS";
|
|
case NL80211_IFTYPE_MONITOR:
|
|
return "MONITOR";
|
|
case NL80211_IFTYPE_MESH_POINT:
|
|
return "MESH_POINT";
|
|
case NL80211_IFTYPE_P2P_CLIENT:
|
|
return "P2P_CLIENT";
|
|
case NL80211_IFTYPE_P2P_GO:
|
|
return "P2P_GO";
|
|
case NL80211_IFTYPE_P2P_DEVICE:
|
|
return "P2P_DEVICE";
|
|
case NL80211_IFTYPE_OCB:
|
|
return "OCB";
|
|
case NL80211_IFTYPE_NAN:
|
|
return "NAN";
|
|
default:
|
|
return "unknown";
|
|
}
|
|
}
|
|
|
|
|
|
static int nl80211_create_iface_once(struct wpa_driver_nl80211_data *drv,
|
|
const char *ifname,
|
|
enum nl80211_iftype iftype,
|
|
const u8 *addr, int wds,
|
|
int (*handler)(struct nl_msg *, void *),
|
|
void *arg)
|
|
{
|
|
struct nl_msg *msg;
|
|
int ifidx;
|
|
int ret = -ENOBUFS;
|
|
|
|
wpa_printf(MSG_DEBUG, "nl80211: Create interface iftype %d (%s)",
|
|
iftype, nl80211_iftype_str(iftype));
|
|
|
|
msg = nl80211_cmd_msg(drv->first_bss, 0, NL80211_CMD_NEW_INTERFACE);
|
|
if (!msg ||
|
|
nla_put_string(msg, NL80211_ATTR_IFNAME, ifname) ||
|
|
nla_put_u32(msg, NL80211_ATTR_IFTYPE, iftype))
|
|
goto fail;
|
|
|
|
if (iftype == NL80211_IFTYPE_MONITOR) {
|
|
struct nlattr *flags;
|
|
|
|
flags = nla_nest_start(msg, NL80211_ATTR_MNTR_FLAGS);
|
|
if (!flags ||
|
|
nla_put_flag(msg, NL80211_MNTR_FLAG_COOK_FRAMES))
|
|
goto fail;
|
|
|
|
nla_nest_end(msg, flags);
|
|
} else if (wds) {
|
|
if (nla_put_u8(msg, NL80211_ATTR_4ADDR, wds))
|
|
goto fail;
|
|
}
|
|
|
|
/*
|
|
* Tell cfg80211 that the interface belongs to the socket that created
|
|
* it, and the interface should be deleted when the socket is closed.
|
|
*/
|
|
if (nla_put_flag(msg, NL80211_ATTR_IFACE_SOCKET_OWNER))
|
|
goto fail;
|
|
|
|
ret = send_and_recv_msgs(drv, msg, handler, arg, NULL, NULL);
|
|
msg = NULL;
|
|
if (ret) {
|
|
fail:
|
|
nlmsg_free(msg);
|
|
wpa_printf(MSG_ERROR, "Failed to create interface %s: %d (%s)",
|
|
ifname, ret, strerror(-ret));
|
|
return ret;
|
|
}
|
|
|
|
if (iftype == NL80211_IFTYPE_P2P_DEVICE)
|
|
return 0;
|
|
|
|
ifidx = if_nametoindex(ifname);
|
|
wpa_printf(MSG_DEBUG, "nl80211: New interface %s created: ifindex=%d",
|
|
ifname, ifidx);
|
|
|
|
if (ifidx <= 0)
|
|
return -1;
|
|
|
|
/*
|
|
* Some virtual interfaces need to process EAPOL packets and events on
|
|
* the parent interface. This is used mainly with hostapd.
|
|
*/
|
|
if (drv->hostapd ||
|
|
iftype == NL80211_IFTYPE_AP_VLAN ||
|
|
iftype == NL80211_IFTYPE_WDS ||
|
|
iftype == NL80211_IFTYPE_MONITOR) {
|
|
/* start listening for EAPOL on this interface */
|
|
add_ifidx(drv, ifidx, IFIDX_ANY);
|
|
}
|
|
|
|
if (addr && iftype != NL80211_IFTYPE_MONITOR &&
|
|
linux_set_ifhwaddr(drv->global->ioctl_sock, ifname, addr)) {
|
|
nl80211_remove_iface(drv, ifidx);
|
|
return -1;
|
|
}
|
|
|
|
return ifidx;
|
|
}
|
|
|
|
|
|
int nl80211_create_iface(struct wpa_driver_nl80211_data *drv,
|
|
const char *ifname, enum nl80211_iftype iftype,
|
|
const u8 *addr, int wds,
|
|
int (*handler)(struct nl_msg *, void *),
|
|
void *arg, int use_existing)
|
|
{
|
|
int ret;
|
|
|
|
ret = nl80211_create_iface_once(drv, ifname, iftype, addr, wds, handler,
|
|
arg);
|
|
|
|
/* if error occurred and interface exists already */
|
|
if (ret == -ENFILE && if_nametoindex(ifname)) {
|
|
if (use_existing) {
|
|
wpa_printf(MSG_DEBUG, "nl80211: Continue using existing interface %s",
|
|
ifname);
|
|
if (addr && iftype != NL80211_IFTYPE_MONITOR &&
|
|
linux_set_ifhwaddr(drv->global->ioctl_sock, ifname,
|
|
addr) < 0 &&
|
|
(linux_set_iface_flags(drv->global->ioctl_sock,
|
|
ifname, 0) < 0 ||
|
|
linux_set_ifhwaddr(drv->global->ioctl_sock, ifname,
|
|
addr) < 0 ||
|
|
linux_set_iface_flags(drv->global->ioctl_sock,
|
|
ifname, 1) < 0))
|
|
return -1;
|
|
return -ENFILE;
|
|
}
|
|
wpa_printf(MSG_INFO, "Try to remove and re-create %s", ifname);
|
|
|
|
/* Try to remove the interface that was already there. */
|
|
nl80211_remove_iface(drv, if_nametoindex(ifname));
|
|
|
|
/* Try to create the interface again */
|
|
ret = nl80211_create_iface_once(drv, ifname, iftype, addr,
|
|
wds, handler, arg);
|
|
}
|
|
|
|
if (ret >= 0 && is_p2p_net_interface(iftype)) {
|
|
wpa_printf(MSG_DEBUG,
|
|
"nl80211: Interface %s created for P2P - disable 11b rates",
|
|
ifname);
|
|
nl80211_disable_11b_rates(drv, ret, 1);
|
|
}
|
|
|
|
return ret;
|
|
}
|
|
|
|
|
|
static int nl80211_setup_ap(struct i802_bss *bss)
|
|
{
|
|
struct wpa_driver_nl80211_data *drv = bss->drv;
|
|
|
|
wpa_printf(MSG_DEBUG, "nl80211: Setup AP(%s) - device_ap_sme=%d use_monitor=%d",
|
|
bss->ifname, drv->device_ap_sme, drv->use_monitor);
|
|
|
|
/*
|
|
* Disable Probe Request reporting unless we need it in this way for
|
|
* devices that include the AP SME, in the other case (unless using
|
|
* monitor iface) we'll get it through the nl_mgmt socket instead.
|
|
*/
|
|
if (!drv->device_ap_sme)
|
|
wpa_driver_nl80211_probe_req_report(bss, 0);
|
|
|
|
if (!drv->device_ap_sme && !drv->use_monitor)
|
|
if (nl80211_mgmt_subscribe_ap(bss))
|
|
return -1;
|
|
|
|
if (drv->device_ap_sme && !drv->use_monitor)
|
|
if (nl80211_mgmt_subscribe_ap_dev_sme(bss))
|
|
wpa_printf(MSG_DEBUG,
|
|
"nl80211: Failed to subscribe for mgmt frames from SME driver - trying to run without it");
|
|
|
|
if (!drv->device_ap_sme && drv->use_monitor &&
|
|
nl80211_create_monitor_interface(drv) &&
|
|
!drv->device_ap_sme)
|
|
return -1;
|
|
|
|
if (drv->device_ap_sme &&
|
|
wpa_driver_nl80211_probe_req_report(bss, 1) < 0) {
|
|
wpa_printf(MSG_DEBUG, "nl80211: Failed to enable "
|
|
"Probe Request frame reporting in AP mode");
|
|
/* Try to survive without this */
|
|
}
|
|
|
|
return 0;
|
|
}
|
|
|
|
|
|
static void nl80211_teardown_ap(struct i802_bss *bss)
|
|
{
|
|
struct wpa_driver_nl80211_data *drv = bss->drv;
|
|
|
|
wpa_printf(MSG_DEBUG, "nl80211: Teardown AP(%s) - device_ap_sme=%d use_monitor=%d",
|
|
bss->ifname, drv->device_ap_sme, drv->use_monitor);
|
|
if (drv->device_ap_sme) {
|
|
wpa_driver_nl80211_probe_req_report(bss, 0);
|
|
if (!drv->use_monitor)
|
|
nl80211_mgmt_unsubscribe(bss, "AP teardown (dev SME)");
|
|
} else if (drv->use_monitor)
|
|
nl80211_remove_monitor_interface(drv);
|
|
else
|
|
nl80211_mgmt_unsubscribe(bss, "AP teardown");
|
|
|
|
nl80211_put_wiphy_data_ap(bss);
|
|
bss->beacon_set = 0;
|
|
}
|
|
|
|
|
|
static int nl80211_tx_control_port(void *priv, const u8 *dest,
|
|
u16 proto, const u8 *buf, size_t len,
|
|
int no_encrypt)
|
|
{
|
|
struct nl80211_ack_ext_arg ext_arg;
|
|
struct i802_bss *bss = priv;
|
|
struct nl_msg *msg;
|
|
u64 cookie = 0;
|
|
int ret;
|
|
|
|
wpa_printf(MSG_DEBUG,
|
|
"nl80211: Send over control port dest=" MACSTR
|
|
" proto=0x%04x len=%u no_encrypt=%d",
|
|
MAC2STR(dest), proto, (unsigned int) len, no_encrypt);
|
|
|
|
msg = nl80211_bss_msg(bss, 0, NL80211_CMD_CONTROL_PORT_FRAME);
|
|
if (!msg ||
|
|
nla_put_u16(msg, NL80211_ATTR_CONTROL_PORT_ETHERTYPE, proto) ||
|
|
nla_put(msg, NL80211_ATTR_MAC, ETH_ALEN, dest) ||
|
|
nla_put(msg, NL80211_ATTR_FRAME, len, buf) ||
|
|
(no_encrypt &&
|
|
nla_put_flag(msg, NL80211_ATTR_CONTROL_PORT_NO_ENCRYPT))) {
|
|
nlmsg_free(msg);
|
|
return -ENOBUFS;
|
|
}
|
|
|
|
os_memset(&ext_arg, 0, sizeof(struct nl80211_ack_ext_arg));
|
|
ext_arg.ext_data = &cookie;
|
|
ret = send_and_recv_msgs(bss->drv, msg, NULL, NULL,
|
|
ack_handler_cookie, &ext_arg);
|
|
if (ret) {
|
|
wpa_printf(MSG_DEBUG,
|
|
"nl80211: tx_control_port failed: ret=%d (%s)",
|
|
ret, strerror(-ret));
|
|
} else {
|
|
struct wpa_driver_nl80211_data *drv = bss->drv;
|
|
|
|
wpa_printf(MSG_DEBUG,
|
|
"nl80211: tx_control_port cookie=0x%llx",
|
|
(long long unsigned int) cookie);
|
|
drv->eapol_tx_cookie = cookie;
|
|
}
|
|
|
|
return ret;
|
|
}
|
|
|
|
|
|
static int nl80211_send_eapol_data(struct i802_bss *bss,
|
|
const u8 *addr, const u8 *data,
|
|
size_t data_len)
|
|
{
|
|
struct sockaddr_ll ll;
|
|
int ret;
|
|
|
|
if (bss->drv->eapol_tx_sock < 0) {
|
|
wpa_printf(MSG_DEBUG, "nl80211: No socket to send EAPOL");
|
|
return -1;
|
|
}
|
|
|
|
os_memset(&ll, 0, sizeof(ll));
|
|
ll.sll_family = AF_PACKET;
|
|
ll.sll_ifindex = bss->ifindex;
|
|
ll.sll_protocol = htons(ETH_P_PAE);
|
|
ll.sll_halen = ETH_ALEN;
|
|
os_memcpy(ll.sll_addr, addr, ETH_ALEN);
|
|
ret = sendto(bss->drv->eapol_tx_sock, data, data_len, 0,
|
|
(struct sockaddr *) &ll, sizeof(ll));
|
|
if (ret < 0)
|
|
wpa_printf(MSG_ERROR, "nl80211: EAPOL TX: %s",
|
|
strerror(errno));
|
|
|
|
return ret;
|
|
}
|
|
|
|
|
|
static const u8 rfc1042_header[6] = { 0xaa, 0xaa, 0x03, 0x00, 0x00, 0x00 };
|
|
|
|
static int wpa_driver_nl80211_hapd_send_eapol(
|
|
void *priv, const u8 *addr, const u8 *data,
|
|
size_t data_len, int encrypt, const u8 *own_addr, u32 flags)
|
|
{
|
|
struct i802_bss *bss = priv;
|
|
struct wpa_driver_nl80211_data *drv = bss->drv;
|
|
struct ieee80211_hdr *hdr;
|
|
size_t len;
|
|
u8 *pos;
|
|
int res;
|
|
int qos = flags & WPA_STA_WMM;
|
|
|
|
/* For now, disable EAPOL TX over control port in AP mode by default
|
|
* since it does not provide TX status notifications. */
|
|
if (drv->control_port_ap &&
|
|
(drv->capa.flags & WPA_DRIVER_FLAGS_CONTROL_PORT))
|
|
return nl80211_tx_control_port(bss, addr, ETH_P_EAPOL,
|
|
data, data_len, !encrypt);
|
|
|
|
if (drv->device_ap_sme || !drv->use_monitor)
|
|
return nl80211_send_eapol_data(bss, addr, data, data_len);
|
|
|
|
len = sizeof(*hdr) + (qos ? 2 : 0) + sizeof(rfc1042_header) + 2 +
|
|
data_len;
|
|
hdr = os_zalloc(len);
|
|
if (hdr == NULL) {
|
|
wpa_printf(MSG_INFO, "nl80211: Failed to allocate EAPOL buffer(len=%lu)",
|
|
(unsigned long) len);
|
|
return -1;
|
|
}
|
|
|
|
hdr->frame_control =
|
|
IEEE80211_FC(WLAN_FC_TYPE_DATA, WLAN_FC_STYPE_DATA);
|
|
hdr->frame_control |= host_to_le16(WLAN_FC_FROMDS);
|
|
if (encrypt)
|
|
hdr->frame_control |= host_to_le16(WLAN_FC_ISWEP);
|
|
if (qos) {
|
|
hdr->frame_control |=
|
|
host_to_le16(WLAN_FC_STYPE_QOS_DATA << 4);
|
|
}
|
|
|
|
memcpy(hdr->IEEE80211_DA_FROMDS, addr, ETH_ALEN);
|
|
memcpy(hdr->IEEE80211_BSSID_FROMDS, own_addr, ETH_ALEN);
|
|
memcpy(hdr->IEEE80211_SA_FROMDS, own_addr, ETH_ALEN);
|
|
pos = (u8 *) (hdr + 1);
|
|
|
|
if (qos) {
|
|
/* Set highest priority in QoS header */
|
|
pos[0] = 7;
|
|
pos[1] = 0;
|
|
pos += 2;
|
|
}
|
|
|
|
memcpy(pos, rfc1042_header, sizeof(rfc1042_header));
|
|
pos += sizeof(rfc1042_header);
|
|
WPA_PUT_BE16(pos, ETH_P_PAE);
|
|
pos += 2;
|
|
memcpy(pos, data, data_len);
|
|
|
|
res = nl80211_send_monitor(drv, hdr, len, encrypt, 0);
|
|
if (res < 0) {
|
|
wpa_printf(MSG_ERROR,
|
|
"hapd_send_eapol - packet len: %lu - failed",
|
|
(unsigned long) len);
|
|
}
|
|
os_free(hdr);
|
|
|
|
return res;
|
|
}
|
|
|
|
|
|
static int wpa_driver_nl80211_sta_set_flags(void *priv, const u8 *addr,
|
|
unsigned int total_flags,
|
|
unsigned int flags_or,
|
|
unsigned int flags_and)
|
|
{
|
|
struct i802_bss *bss = priv;
|
|
struct nl_msg *msg;
|
|
struct nlattr *flags;
|
|
struct nl80211_sta_flag_update upd;
|
|
|
|
wpa_printf(MSG_DEBUG, "nl80211: Set STA flags - ifname=%s addr=" MACSTR
|
|
" total_flags=0x%x flags_or=0x%x flags_and=0x%x authorized=%d",
|
|
bss->ifname, MAC2STR(addr), total_flags, flags_or, flags_and,
|
|
!!(total_flags & WPA_STA_AUTHORIZED));
|
|
|
|
if (!(msg = nl80211_bss_msg(bss, 0, NL80211_CMD_SET_STATION)) ||
|
|
nla_put(msg, NL80211_ATTR_MAC, ETH_ALEN, addr))
|
|
goto fail;
|
|
|
|
/*
|
|
* Backwards compatibility version using NL80211_ATTR_STA_FLAGS. This
|
|
* can be removed eventually.
|
|
*/
|
|
flags = nla_nest_start(msg, NL80211_ATTR_STA_FLAGS);
|
|
if (!flags ||
|
|
((total_flags & WPA_STA_AUTHORIZED) &&
|
|
nla_put_flag(msg, NL80211_STA_FLAG_AUTHORIZED)) ||
|
|
((total_flags & WPA_STA_WMM) &&
|
|
nla_put_flag(msg, NL80211_STA_FLAG_WME)) ||
|
|
((total_flags & WPA_STA_SHORT_PREAMBLE) &&
|
|
nla_put_flag(msg, NL80211_STA_FLAG_SHORT_PREAMBLE)) ||
|
|
((total_flags & WPA_STA_MFP) &&
|
|
nla_put_flag(msg, NL80211_STA_FLAG_MFP)) ||
|
|
((total_flags & WPA_STA_TDLS_PEER) &&
|
|
nla_put_flag(msg, NL80211_STA_FLAG_TDLS_PEER)))
|
|
goto fail;
|
|
|
|
nla_nest_end(msg, flags);
|
|
|
|
os_memset(&upd, 0, sizeof(upd));
|
|
upd.mask = sta_flags_nl80211(flags_or | ~flags_and);
|
|
upd.set = sta_flags_nl80211(flags_or);
|
|
if (nla_put(msg, NL80211_ATTR_STA_FLAGS2, sizeof(upd), &upd))
|
|
goto fail;
|
|
|
|
return send_and_recv_msgs(bss->drv, msg, NULL, NULL, NULL, NULL);
|
|
fail:
|
|
nlmsg_free(msg);
|
|
return -ENOBUFS;
|
|
}
|
|
|
|
|
|
static int driver_nl80211_sta_set_airtime_weight(void *priv, const u8 *addr,
|
|
unsigned int weight)
|
|
{
|
|
struct i802_bss *bss = priv;
|
|
struct nl_msg *msg;
|
|
|
|
wpa_printf(MSG_DEBUG,
|
|
"nl80211: Set STA airtime weight - ifname=%s addr=" MACSTR
|
|
" weight=%u", bss->ifname, MAC2STR(addr), weight);
|
|
|
|
if (!(msg = nl80211_bss_msg(bss, 0, NL80211_CMD_SET_STATION)) ||
|
|
nla_put(msg, NL80211_ATTR_MAC, ETH_ALEN, addr) ||
|
|
nla_put_u16(msg, NL80211_ATTR_AIRTIME_WEIGHT, weight))
|
|
goto fail;
|
|
|
|
return send_and_recv_msgs(bss->drv, msg, NULL, NULL, NULL, NULL);
|
|
fail:
|
|
nlmsg_free(msg);
|
|
return -ENOBUFS;
|
|
}
|
|
|
|
|
|
static int wpa_driver_nl80211_ap(struct wpa_driver_nl80211_data *drv,
|
|
struct wpa_driver_associate_params *params)
|
|
{
|
|
enum nl80211_iftype nlmode, old_mode;
|
|
|
|
if (params->p2p) {
|
|
wpa_printf(MSG_DEBUG, "nl80211: Setup AP operations for P2P "
|
|
"group (GO)");
|
|
nlmode = NL80211_IFTYPE_P2P_GO;
|
|
} else
|
|
nlmode = NL80211_IFTYPE_AP;
|
|
|
|
old_mode = drv->nlmode;
|
|
if (wpa_driver_nl80211_set_mode(drv->first_bss, nlmode)) {
|
|
nl80211_remove_monitor_interface(drv);
|
|
return -1;
|
|
}
|
|
|
|
if (params->freq.freq &&
|
|
nl80211_set_channel(drv->first_bss, ¶ms->freq, 0)) {
|
|
if (old_mode != nlmode)
|
|
wpa_driver_nl80211_set_mode(drv->first_bss, old_mode);
|
|
nl80211_remove_monitor_interface(drv);
|
|
return -1;
|
|
}
|
|
|
|
return 0;
|
|
}
|
|
|
|
|
|
static int nl80211_leave_ibss(struct wpa_driver_nl80211_data *drv,
|
|
int reset_mode)
|
|
{
|
|
struct nl_msg *msg;
|
|
int ret;
|
|
|
|
msg = nl80211_drv_msg(drv, 0, NL80211_CMD_LEAVE_IBSS);
|
|
ret = send_and_recv_msgs_owner(drv, msg,
|
|
get_connect_handle(drv->first_bss), 1,
|
|
NULL, NULL, NULL, NULL);
|
|
if (ret) {
|
|
wpa_printf(MSG_DEBUG, "nl80211: Leave IBSS failed: ret=%d "
|
|
"(%s)", ret, strerror(-ret));
|
|
} else {
|
|
wpa_printf(MSG_DEBUG,
|
|
"nl80211: Leave IBSS request sent successfully");
|
|
}
|
|
|
|
if (reset_mode &&
|
|
wpa_driver_nl80211_set_mode(drv->first_bss,
|
|
NL80211_IFTYPE_STATION)) {
|
|
wpa_printf(MSG_INFO, "nl80211: Failed to set interface into "
|
|
"station mode");
|
|
}
|
|
|
|
return ret;
|
|
}
|
|
|
|
|
|
static int nl80211_ht_vht_overrides(struct nl_msg *msg,
|
|
struct wpa_driver_associate_params *params)
|
|
{
|
|
if (params->disable_ht && nla_put_flag(msg, NL80211_ATTR_DISABLE_HT))
|
|
return -1;
|
|
|
|
if (params->htcaps && params->htcaps_mask) {
|
|
int sz = sizeof(struct ieee80211_ht_capabilities);
|
|
wpa_hexdump(MSG_DEBUG, " * htcaps", params->htcaps, sz);
|
|
wpa_hexdump(MSG_DEBUG, " * htcaps_mask",
|
|
params->htcaps_mask, sz);
|
|
if (nla_put(msg, NL80211_ATTR_HT_CAPABILITY, sz,
|
|
params->htcaps) ||
|
|
nla_put(msg, NL80211_ATTR_HT_CAPABILITY_MASK, sz,
|
|
params->htcaps_mask))
|
|
return -1;
|
|
}
|
|
|
|
#ifdef CONFIG_VHT_OVERRIDES
|
|
if (params->disable_vht) {
|
|
wpa_printf(MSG_DEBUG, " * VHT disabled");
|
|
if (nla_put_flag(msg, NL80211_ATTR_DISABLE_VHT))
|
|
return -1;
|
|
}
|
|
|
|
if (params->vhtcaps && params->vhtcaps_mask) {
|
|
int sz = sizeof(struct ieee80211_vht_capabilities);
|
|
wpa_hexdump(MSG_DEBUG, " * vhtcaps", params->vhtcaps, sz);
|
|
wpa_hexdump(MSG_DEBUG, " * vhtcaps_mask",
|
|
params->vhtcaps_mask, sz);
|
|
if (nla_put(msg, NL80211_ATTR_VHT_CAPABILITY, sz,
|
|
params->vhtcaps) ||
|
|
nla_put(msg, NL80211_ATTR_VHT_CAPABILITY_MASK, sz,
|
|
params->vhtcaps_mask))
|
|
return -1;
|
|
}
|
|
#endif /* CONFIG_VHT_OVERRIDES */
|
|
|
|
return 0;
|
|
}
|
|
|
|
|
|
static int wpa_driver_nl80211_ibss(struct wpa_driver_nl80211_data *drv,
|
|
struct wpa_driver_associate_params *params)
|
|
{
|
|
struct nl_msg *msg;
|
|
int ret = -1;
|
|
int count = 0;
|
|
|
|
wpa_printf(MSG_DEBUG, "nl80211: Join IBSS (ifindex=%d)", drv->ifindex);
|
|
|
|
if (wpa_driver_nl80211_set_mode_ibss(drv->first_bss, ¶ms->freq)) {
|
|
wpa_printf(MSG_INFO, "nl80211: Failed to set interface into "
|
|
"IBSS mode");
|
|
return -1;
|
|
}
|
|
|
|
retry:
|
|
if (!(msg = nl80211_drv_msg(drv, 0, NL80211_CMD_JOIN_IBSS)) ||
|
|
params->ssid == NULL || params->ssid_len > sizeof(drv->ssid))
|
|
goto fail;
|
|
|
|
wpa_printf(MSG_DEBUG, " * SSID=%s",
|
|
wpa_ssid_txt(params->ssid, params->ssid_len));
|
|
if (nla_put(msg, NL80211_ATTR_SSID, params->ssid_len, params->ssid))
|
|
goto fail;
|
|
os_memcpy(drv->ssid, params->ssid, params->ssid_len);
|
|
drv->ssid_len = params->ssid_len;
|
|
|
|
if (nl80211_put_freq_params(msg, ¶ms->freq) < 0 ||
|
|
nl80211_put_beacon_int(msg, params->beacon_int))
|
|
goto fail;
|
|
|
|
ret = nl80211_set_conn_keys(params, msg);
|
|
if (ret)
|
|
goto fail;
|
|
|
|
if (params->bssid && params->fixed_bssid) {
|
|
wpa_printf(MSG_DEBUG, " * BSSID=" MACSTR,
|
|
MAC2STR(params->bssid));
|
|
if (nla_put(msg, NL80211_ATTR_MAC, ETH_ALEN, params->bssid))
|
|
goto fail;
|
|
}
|
|
|
|
if (params->fixed_freq) {
|
|
wpa_printf(MSG_DEBUG, " * fixed_freq");
|
|
if (nla_put_flag(msg, NL80211_ATTR_FREQ_FIXED))
|
|
goto fail;
|
|
}
|
|
|
|
if (params->key_mgmt_suite == WPA_KEY_MGMT_IEEE8021X ||
|
|
params->key_mgmt_suite == WPA_KEY_MGMT_PSK ||
|
|
params->key_mgmt_suite == WPA_KEY_MGMT_IEEE8021X_SHA256 ||
|
|
params->key_mgmt_suite == WPA_KEY_MGMT_PSK_SHA256) {
|
|
wpa_printf(MSG_DEBUG, " * control port");
|
|
if (nla_put_flag(msg, NL80211_ATTR_CONTROL_PORT))
|
|
goto fail;
|
|
}
|
|
|
|
if (params->wpa_ie) {
|
|
wpa_hexdump(MSG_DEBUG,
|
|
" * Extra IEs for Beacon/Probe Response frames",
|
|
params->wpa_ie, params->wpa_ie_len);
|
|
if (nla_put(msg, NL80211_ATTR_IE, params->wpa_ie_len,
|
|
params->wpa_ie))
|
|
goto fail;
|
|
}
|
|
|
|
ret = nl80211_ht_vht_overrides(msg, params);
|
|
if (ret < 0)
|
|
goto fail;
|
|
|
|
ret = send_and_recv_msgs_owner(drv, msg,
|
|
get_connect_handle(drv->first_bss), 1,
|
|
NULL, NULL, NULL, NULL);
|
|
msg = NULL;
|
|
if (ret) {
|
|
wpa_printf(MSG_DEBUG, "nl80211: Join IBSS failed: ret=%d (%s)",
|
|
ret, strerror(-ret));
|
|
count++;
|
|
if (ret == -EALREADY && count == 1) {
|
|
wpa_printf(MSG_DEBUG, "nl80211: Retry IBSS join after "
|
|
"forced leave");
|
|
nl80211_leave_ibss(drv, 0);
|
|
nlmsg_free(msg);
|
|
goto retry;
|
|
}
|
|
} else {
|
|
wpa_printf(MSG_DEBUG,
|
|
"nl80211: Join IBSS request sent successfully");
|
|
}
|
|
|
|
fail:
|
|
nlmsg_free(msg);
|
|
return ret;
|
|
}
|
|
|
|
|
|
static int nl80211_put_fils_connect_params(struct wpa_driver_nl80211_data *drv,
|
|
struct wpa_driver_associate_params *params,
|
|
struct nl_msg *msg)
|
|
{
|
|
if (params->fils_erp_username_len) {
|
|
wpa_hexdump_ascii(MSG_DEBUG, " * FILS ERP EMSKname/username",
|
|
params->fils_erp_username,
|
|
params->fils_erp_username_len);
|
|
if (nla_put(msg, NL80211_ATTR_FILS_ERP_USERNAME,
|
|
params->fils_erp_username_len,
|
|
params->fils_erp_username))
|
|
return -1;
|
|
}
|
|
|
|
if (params->fils_erp_realm_len) {
|
|
wpa_hexdump_ascii(MSG_DEBUG, " * FILS ERP Realm",
|
|
params->fils_erp_realm,
|
|
params->fils_erp_realm_len);
|
|
if (nla_put(msg, NL80211_ATTR_FILS_ERP_REALM,
|
|
params->fils_erp_realm_len, params->fils_erp_realm))
|
|
return -1;
|
|
}
|
|
|
|
if (params->fils_erp_rrk_len) {
|
|
wpa_printf(MSG_DEBUG, " * FILS ERP next seq %u",
|
|
params->fils_erp_next_seq_num);
|
|
if (nla_put_u16(msg, NL80211_ATTR_FILS_ERP_NEXT_SEQ_NUM,
|
|
params->fils_erp_next_seq_num))
|
|
return -1;
|
|
|
|
wpa_printf(MSG_DEBUG, " * FILS ERP rRK (len=%lu)",
|
|
(unsigned long) params->fils_erp_rrk_len);
|
|
if (nla_put(msg, NL80211_ATTR_FILS_ERP_RRK,
|
|
params->fils_erp_rrk_len, params->fils_erp_rrk))
|
|
return -1;
|
|
}
|
|
|
|
return 0;
|
|
}
|
|
|
|
|
|
static int nl80211_connect_common(struct wpa_driver_nl80211_data *drv,
|
|
struct wpa_driver_associate_params *params,
|
|
struct nl_msg *msg)
|
|
{
|
|
if (nla_put_flag(msg, NL80211_ATTR_IFACE_SOCKET_OWNER))
|
|
return -1;
|
|
|
|
if (params->bssid) {
|
|
wpa_printf(MSG_DEBUG, " * bssid=" MACSTR,
|
|
MAC2STR(params->bssid));
|
|
if (nla_put(msg, NL80211_ATTR_MAC, ETH_ALEN, params->bssid))
|
|
return -1;
|
|
}
|
|
|
|
if (params->bssid_hint) {
|
|
wpa_printf(MSG_DEBUG, " * bssid_hint=" MACSTR,
|
|
MAC2STR(params->bssid_hint));
|
|
if (nla_put(msg, NL80211_ATTR_MAC_HINT, ETH_ALEN,
|
|
params->bssid_hint))
|
|
return -1;
|
|
}
|
|
|
|
if (params->freq.freq) {
|
|
wpa_printf(MSG_DEBUG, " * freq=%d", params->freq.freq);
|
|
if (nla_put_u32(msg, NL80211_ATTR_WIPHY_FREQ,
|
|
params->freq.freq))
|
|
return -1;
|
|
drv->assoc_freq = params->freq.freq;
|
|
} else
|
|
drv->assoc_freq = 0;
|
|
|
|
if (params->freq_hint) {
|
|
wpa_printf(MSG_DEBUG, " * freq_hint=%d", params->freq_hint);
|
|
if (nla_put_u32(msg, NL80211_ATTR_WIPHY_FREQ_HINT,
|
|
params->freq_hint))
|
|
return -1;
|
|
}
|
|
|
|
if (params->freq.edmg.channels && params->freq.edmg.bw_config) {
|
|
wpa_printf(MSG_DEBUG,
|
|
" * EDMG configuration: channels=0x%x bw_config=%d",
|
|
params->freq.edmg.channels,
|
|
params->freq.edmg.bw_config);
|
|
if (nla_put_u8(msg, NL80211_ATTR_WIPHY_EDMG_CHANNELS,
|
|
params->freq.edmg.channels) ||
|
|
nla_put_u8(msg, NL80211_ATTR_WIPHY_EDMG_BW_CONFIG,
|
|
params->freq.edmg.bw_config))
|
|
return -1;
|
|
}
|
|
|
|
if (params->bg_scan_period >= 0) {
|
|
wpa_printf(MSG_DEBUG, " * bg scan period=%d",
|
|
params->bg_scan_period);
|
|
if (nla_put_u16(msg, NL80211_ATTR_BG_SCAN_PERIOD,
|
|
params->bg_scan_period))
|
|
return -1;
|
|
}
|
|
|
|
if (params->ssid) {
|
|
wpa_printf(MSG_DEBUG, " * SSID=%s",
|
|
wpa_ssid_txt(params->ssid, params->ssid_len));
|
|
if (nla_put(msg, NL80211_ATTR_SSID, params->ssid_len,
|
|
params->ssid))
|
|
return -1;
|
|
if (params->ssid_len > sizeof(drv->ssid))
|
|
return -1;
|
|
os_memcpy(drv->ssid, params->ssid, params->ssid_len);
|
|
drv->ssid_len = params->ssid_len;
|
|
}
|
|
|
|
wpa_hexdump(MSG_DEBUG, " * IEs", params->wpa_ie, params->wpa_ie_len);
|
|
if (params->wpa_ie &&
|
|
nla_put(msg, NL80211_ATTR_IE, params->wpa_ie_len, params->wpa_ie))
|
|
return -1;
|
|
|
|
if (params->wpa_proto) {
|
|
enum nl80211_wpa_versions ver = 0;
|
|
|
|
if (params->wpa_proto & WPA_PROTO_WPA)
|
|
ver |= NL80211_WPA_VERSION_1;
|
|
if (params->wpa_proto & WPA_PROTO_RSN)
|
|
ver |= NL80211_WPA_VERSION_2;
|
|
|
|
wpa_printf(MSG_DEBUG, " * WPA Versions 0x%x", ver);
|
|
if (nla_put_u32(msg, NL80211_ATTR_WPA_VERSIONS, ver))
|
|
return -1;
|
|
}
|
|
|
|
if (params->pairwise_suite != WPA_CIPHER_NONE) {
|
|
u32 cipher = wpa_cipher_to_cipher_suite(params->pairwise_suite);
|
|
wpa_printf(MSG_DEBUG, " * pairwise=0x%x", cipher);
|
|
if (nla_put_u32(msg, NL80211_ATTR_CIPHER_SUITES_PAIRWISE,
|
|
cipher))
|
|
return -1;
|
|
}
|
|
|
|
if (params->group_suite == WPA_CIPHER_GTK_NOT_USED &&
|
|
!(drv->capa.enc & WPA_DRIVER_CAPA_ENC_GTK_NOT_USED)) {
|
|
/*
|
|
* This is likely to work even though many drivers do not
|
|
* advertise support for operations without GTK.
|
|
*/
|
|
wpa_printf(MSG_DEBUG, " * skip group cipher configuration for GTK_NOT_USED due to missing driver support advertisement");
|
|
} else if (params->group_suite != WPA_CIPHER_NONE) {
|
|
u32 cipher = wpa_cipher_to_cipher_suite(params->group_suite);
|
|
wpa_printf(MSG_DEBUG, " * group=0x%x", cipher);
|
|
if (nla_put_u32(msg, NL80211_ATTR_CIPHER_SUITE_GROUP, cipher))
|
|
return -1;
|
|
}
|
|
|
|
if (params->key_mgmt_suite == WPA_KEY_MGMT_IEEE8021X ||
|
|
params->key_mgmt_suite == WPA_KEY_MGMT_PSK ||
|
|
params->key_mgmt_suite == WPA_KEY_MGMT_FT_IEEE8021X ||
|
|
params->key_mgmt_suite == WPA_KEY_MGMT_FT_PSK ||
|
|
params->key_mgmt_suite == WPA_KEY_MGMT_CCKM ||
|
|
params->key_mgmt_suite == WPA_KEY_MGMT_OSEN ||
|
|
params->key_mgmt_suite == WPA_KEY_MGMT_IEEE8021X_SHA256 ||
|
|
params->key_mgmt_suite == WPA_KEY_MGMT_PSK_SHA256 ||
|
|
params->key_mgmt_suite == WPA_KEY_MGMT_SAE ||
|
|
params->key_mgmt_suite == WPA_KEY_MGMT_FT_SAE ||
|
|
params->key_mgmt_suite == WPA_KEY_MGMT_IEEE8021X_SUITE_B ||
|
|
params->key_mgmt_suite == WPA_KEY_MGMT_IEEE8021X_SUITE_B_192 ||
|
|
params->key_mgmt_suite == WPA_KEY_MGMT_FT_IEEE8021X_SHA384 ||
|
|
params->key_mgmt_suite == WPA_KEY_MGMT_FILS_SHA256 ||
|
|
params->key_mgmt_suite == WPA_KEY_MGMT_FILS_SHA384 ||
|
|
params->key_mgmt_suite == WPA_KEY_MGMT_FT_FILS_SHA256 ||
|
|
params->key_mgmt_suite == WPA_KEY_MGMT_FT_FILS_SHA384 ||
|
|
params->key_mgmt_suite == WPA_KEY_MGMT_OWE ||
|
|
params->key_mgmt_suite == WPA_KEY_MGMT_DPP) {
|
|
int mgmt = RSN_AUTH_KEY_MGMT_PSK_OVER_802_1X;
|
|
|
|
switch (params->key_mgmt_suite) {
|
|
case WPA_KEY_MGMT_CCKM:
|
|
mgmt = RSN_AUTH_KEY_MGMT_CCKM;
|
|
break;
|
|
case WPA_KEY_MGMT_IEEE8021X:
|
|
mgmt = RSN_AUTH_KEY_MGMT_UNSPEC_802_1X;
|
|
break;
|
|
case WPA_KEY_MGMT_FT_IEEE8021X:
|
|
mgmt = RSN_AUTH_KEY_MGMT_FT_802_1X;
|
|
break;
|
|
case WPA_KEY_MGMT_FT_PSK:
|
|
mgmt = RSN_AUTH_KEY_MGMT_FT_PSK;
|
|
break;
|
|
case WPA_KEY_MGMT_IEEE8021X_SHA256:
|
|
mgmt = RSN_AUTH_KEY_MGMT_802_1X_SHA256;
|
|
break;
|
|
case WPA_KEY_MGMT_PSK_SHA256:
|
|
mgmt = RSN_AUTH_KEY_MGMT_PSK_SHA256;
|
|
break;
|
|
case WPA_KEY_MGMT_OSEN:
|
|
mgmt = RSN_AUTH_KEY_MGMT_OSEN;
|
|
break;
|
|
case WPA_KEY_MGMT_SAE:
|
|
mgmt = RSN_AUTH_KEY_MGMT_SAE;
|
|
break;
|
|
case WPA_KEY_MGMT_FT_SAE:
|
|
mgmt = RSN_AUTH_KEY_MGMT_FT_SAE;
|
|
break;
|
|
case WPA_KEY_MGMT_IEEE8021X_SUITE_B:
|
|
mgmt = RSN_AUTH_KEY_MGMT_802_1X_SUITE_B;
|
|
break;
|
|
case WPA_KEY_MGMT_IEEE8021X_SUITE_B_192:
|
|
mgmt = RSN_AUTH_KEY_MGMT_802_1X_SUITE_B_192;
|
|
break;
|
|
case WPA_KEY_MGMT_FT_IEEE8021X_SHA384:
|
|
mgmt = RSN_AUTH_KEY_MGMT_FT_802_1X_SHA384;
|
|
break;
|
|
case WPA_KEY_MGMT_FILS_SHA256:
|
|
mgmt = RSN_AUTH_KEY_MGMT_FILS_SHA256;
|
|
break;
|
|
case WPA_KEY_MGMT_FILS_SHA384:
|
|
mgmt = RSN_AUTH_KEY_MGMT_FILS_SHA384;
|
|
break;
|
|
case WPA_KEY_MGMT_FT_FILS_SHA256:
|
|
mgmt = RSN_AUTH_KEY_MGMT_FT_FILS_SHA256;
|
|
break;
|
|
case WPA_KEY_MGMT_FT_FILS_SHA384:
|
|
mgmt = RSN_AUTH_KEY_MGMT_FT_FILS_SHA384;
|
|
break;
|
|
case WPA_KEY_MGMT_OWE:
|
|
mgmt = RSN_AUTH_KEY_MGMT_OWE;
|
|
break;
|
|
case WPA_KEY_MGMT_DPP:
|
|
mgmt = RSN_AUTH_KEY_MGMT_DPP;
|
|
break;
|
|
case WPA_KEY_MGMT_PSK:
|
|
default:
|
|
mgmt = RSN_AUTH_KEY_MGMT_PSK_OVER_802_1X;
|
|
break;
|
|
}
|
|
wpa_printf(MSG_DEBUG, " * akm=0x%x", mgmt);
|
|
if (nla_put_u32(msg, NL80211_ATTR_AKM_SUITES, mgmt))
|
|
return -1;
|
|
}
|
|
|
|
if (params->req_handshake_offload &&
|
|
(drv->capa.flags & WPA_DRIVER_FLAGS_4WAY_HANDSHAKE_8021X)) {
|
|
wpa_printf(MSG_DEBUG, " * WANT_1X_4WAY_HS");
|
|
if (nla_put_flag(msg, NL80211_ATTR_WANT_1X_4WAY_HS))
|
|
return -1;
|
|
}
|
|
|
|
/* Add PSK in case of 4-way handshake offload */
|
|
if (params->psk &&
|
|
(drv->capa.flags & WPA_DRIVER_FLAGS_4WAY_HANDSHAKE_PSK)) {
|
|
wpa_hexdump_key(MSG_DEBUG, " * PSK", params->psk, 32);
|
|
if (nla_put(msg, NL80211_ATTR_PMK, 32, params->psk))
|
|
return -1;
|
|
}
|
|
|
|
if (nla_put_flag(msg, NL80211_ATTR_CONTROL_PORT))
|
|
return -1;
|
|
|
|
if (params->key_mgmt_suite == WPA_KEY_MGMT_IEEE8021X_NO_WPA &&
|
|
(params->pairwise_suite == WPA_CIPHER_NONE ||
|
|
params->pairwise_suite == WPA_CIPHER_WEP104 ||
|
|
params->pairwise_suite == WPA_CIPHER_WEP40) &&
|
|
(nla_put_u16(msg, NL80211_ATTR_CONTROL_PORT_ETHERTYPE, ETH_P_PAE) ||
|
|
nla_put_flag(msg, NL80211_ATTR_CONTROL_PORT_NO_ENCRYPT)))
|
|
return -1;
|
|
|
|
if (params->rrm_used) {
|
|
u32 drv_rrm_flags = drv->capa.rrm_flags;
|
|
if ((!((drv_rrm_flags &
|
|
WPA_DRIVER_FLAGS_DS_PARAM_SET_IE_IN_PROBES) &&
|
|
(drv_rrm_flags & WPA_DRIVER_FLAGS_QUIET)) &&
|
|
!(drv_rrm_flags & WPA_DRIVER_FLAGS_SUPPORT_RRM)) ||
|
|
nla_put_flag(msg, NL80211_ATTR_USE_RRM))
|
|
return -1;
|
|
}
|
|
|
|
if (nl80211_ht_vht_overrides(msg, params) < 0)
|
|
return -1;
|
|
|
|
if (params->p2p)
|
|
wpa_printf(MSG_DEBUG, " * P2P group");
|
|
|
|
if (params->pbss) {
|
|
wpa_printf(MSG_DEBUG, " * PBSS");
|
|
if (nla_put_flag(msg, NL80211_ATTR_PBSS))
|
|
return -1;
|
|
}
|
|
|
|
drv->connect_reassoc = 0;
|
|
if (params->prev_bssid) {
|
|
wpa_printf(MSG_DEBUG, " * prev_bssid=" MACSTR,
|
|
MAC2STR(params->prev_bssid));
|
|
if (nla_put(msg, NL80211_ATTR_PREV_BSSID, ETH_ALEN,
|
|
params->prev_bssid))
|
|
return -1;
|
|
drv->connect_reassoc = 1;
|
|
}
|
|
|
|
if ((params->auth_alg & WPA_AUTH_ALG_FILS) &&
|
|
nl80211_put_fils_connect_params(drv, params, msg) != 0)
|
|
return -1;
|
|
|
|
if ((params->key_mgmt_suite == WPA_KEY_MGMT_SAE ||
|
|
params->key_mgmt_suite == WPA_KEY_MGMT_FT_SAE) &&
|
|
(!(drv->capa.flags & WPA_DRIVER_FLAGS_SME)) &&
|
|
nla_put_flag(msg, NL80211_ATTR_EXTERNAL_AUTH_SUPPORT))
|
|
return -1;
|
|
|
|
return 0;
|
|
}
|
|
|
|
|
|
static int wpa_driver_nl80211_try_connect(
|
|
struct wpa_driver_nl80211_data *drv,
|
|
struct wpa_driver_associate_params *params,
|
|
struct nl_sock *nl_connect)
|
|
{
|
|
struct nl_msg *msg;
|
|
enum nl80211_auth_type type;
|
|
int ret;
|
|
int algs;
|
|
|
|
#ifdef CONFIG_DRIVER_NL80211_QCA
|
|
if (params->req_key_mgmt_offload && params->psk &&
|
|
(params->key_mgmt_suite == WPA_KEY_MGMT_PSK ||
|
|
params->key_mgmt_suite == WPA_KEY_MGMT_PSK_SHA256 ||
|
|
params->key_mgmt_suite == WPA_KEY_MGMT_FT_PSK)) {
|
|
wpa_printf(MSG_DEBUG, "nl80211: Key management set PSK");
|
|
ret = issue_key_mgmt_set_key(drv, params->psk, 32);
|
|
if (ret)
|
|
return ret;
|
|
}
|
|
#endif /* CONFIG_DRIVER_NL80211_QCA */
|
|
|
|
wpa_printf(MSG_DEBUG, "nl80211: Connect (ifindex=%d)", drv->ifindex);
|
|
msg = nl80211_drv_msg(drv, 0, NL80211_CMD_CONNECT);
|
|
if (!msg)
|
|
return -1;
|
|
|
|
ret = nl80211_connect_common(drv, params, msg);
|
|
if (ret)
|
|
goto fail;
|
|
|
|
if (params->mgmt_frame_protection == MGMT_FRAME_PROTECTION_REQUIRED &&
|
|
nla_put_u32(msg, NL80211_ATTR_USE_MFP, NL80211_MFP_REQUIRED))
|
|
goto fail;
|
|
|
|
if (params->mgmt_frame_protection == MGMT_FRAME_PROTECTION_OPTIONAL &&
|
|
(drv->capa.flags & WPA_DRIVER_FLAGS_MFP_OPTIONAL) &&
|
|
nla_put_u32(msg, NL80211_ATTR_USE_MFP, NL80211_MFP_OPTIONAL))
|
|
goto fail;
|
|
|
|
#ifdef CONFIG_SAE
|
|
if ((params->key_mgmt_suite == WPA_KEY_MGMT_SAE ||
|
|
params->key_mgmt_suite == WPA_KEY_MGMT_FT_SAE) &&
|
|
nl80211_put_sae_pwe(msg, params->sae_pwe) < 0)
|
|
goto fail;
|
|
#endif /* CONFIG_SAE */
|
|
|
|
algs = 0;
|
|
if (params->auth_alg & WPA_AUTH_ALG_OPEN)
|
|
algs++;
|
|
if (params->auth_alg & WPA_AUTH_ALG_SHARED)
|
|
algs++;
|
|
if (params->auth_alg & WPA_AUTH_ALG_LEAP)
|
|
algs++;
|
|
if (params->auth_alg & WPA_AUTH_ALG_FILS)
|
|
algs++;
|
|
if (params->auth_alg & WPA_AUTH_ALG_FT)
|
|
algs++;
|
|
if (algs > 1) {
|
|
wpa_printf(MSG_DEBUG, " * Leave out Auth Type for automatic "
|
|
"selection");
|
|
goto skip_auth_type;
|
|
}
|
|
|
|
type = get_nl_auth_type(params->auth_alg);
|
|
wpa_printf(MSG_DEBUG, " * Auth Type %d", type);
|
|
if (type == NL80211_AUTHTYPE_MAX ||
|
|
nla_put_u32(msg, NL80211_ATTR_AUTH_TYPE, type))
|
|
goto fail;
|
|
|
|
skip_auth_type:
|
|
ret = nl80211_set_conn_keys(params, msg);
|
|
if (ret)
|
|
goto fail;
|
|
|
|
ret = send_and_recv_msgs_owner(drv, msg, nl_connect, 1, NULL,
|
|
(void *) -1, NULL, NULL);
|
|
msg = NULL;
|
|
if (ret) {
|
|
wpa_printf(MSG_DEBUG, "nl80211: MLME connect failed: ret=%d "
|
|
"(%s)", ret, strerror(-ret));
|
|
} else {
|
|
wpa_printf(MSG_DEBUG,
|
|
"nl80211: Connect request send successfully");
|
|
}
|
|
|
|
fail:
|
|
nl80211_nlmsg_clear(msg);
|
|
nlmsg_free(msg);
|
|
return ret;
|
|
|
|
}
|
|
|
|
|
|
static int wpa_driver_nl80211_connect(
|
|
struct wpa_driver_nl80211_data *drv,
|
|
struct wpa_driver_associate_params *params,
|
|
struct nl_sock *nl_connect)
|
|
{
|
|
int ret;
|
|
|
|
/* Store the connection attempted bssid for future use */
|
|
if (params->bssid)
|
|
os_memcpy(drv->auth_attempt_bssid, params->bssid, ETH_ALEN);
|
|
else
|
|
os_memset(drv->auth_attempt_bssid, 0, ETH_ALEN);
|
|
|
|
ret = wpa_driver_nl80211_try_connect(drv, params, nl_connect);
|
|
if (ret == -EALREADY) {
|
|
/*
|
|
* cfg80211 does not currently accept new connections if
|
|
* we are already connected. As a workaround, force
|
|
* disconnection and try again.
|
|
*/
|
|
wpa_printf(MSG_DEBUG, "nl80211: Explicitly "
|
|
"disconnecting before reassociation "
|
|
"attempt");
|
|
if (wpa_driver_nl80211_disconnect(
|
|
drv, WLAN_REASON_PREV_AUTH_NOT_VALID, nl_connect))
|
|
return -1;
|
|
ret = wpa_driver_nl80211_try_connect(drv, params, nl_connect);
|
|
}
|
|
return ret;
|
|
}
|
|
|
|
|
|
static int wpa_driver_nl80211_associate(
|
|
void *priv, struct wpa_driver_associate_params *params)
|
|
{
|
|
struct i802_bss *bss = priv;
|
|
struct wpa_driver_nl80211_data *drv = bss->drv;
|
|
int ret = -1;
|
|
struct nl_msg *msg;
|
|
|
|
nl80211_unmask_11b_rates(bss);
|
|
|
|
if (params->mode == IEEE80211_MODE_AP)
|
|
return wpa_driver_nl80211_ap(drv, params);
|
|
|
|
if (params->mode == IEEE80211_MODE_IBSS)
|
|
return wpa_driver_nl80211_ibss(drv, params);
|
|
|
|
if (!(drv->capa.flags & WPA_DRIVER_FLAGS_SME)) {
|
|
enum nl80211_iftype nlmode = params->p2p ?
|
|
NL80211_IFTYPE_P2P_CLIENT : NL80211_IFTYPE_STATION;
|
|
|
|
if (wpa_driver_nl80211_set_mode(priv, nlmode) < 0)
|
|
return -1;
|
|
if (params->key_mgmt_suite == WPA_KEY_MGMT_SAE ||
|
|
params->key_mgmt_suite == WPA_KEY_MGMT_FT_SAE)
|
|
bss->use_nl_connect = 1;
|
|
else
|
|
bss->use_nl_connect = 0;
|
|
|
|
return wpa_driver_nl80211_connect(drv, params,
|
|
get_connect_handle(bss));
|
|
}
|
|
|
|
nl80211_mark_disconnected(drv);
|
|
|
|
wpa_printf(MSG_DEBUG, "nl80211: Associate (ifindex=%d)",
|
|
drv->ifindex);
|
|
msg = nl80211_drv_msg(drv, 0, NL80211_CMD_ASSOCIATE);
|
|
if (!msg)
|
|
return -1;
|
|
|
|
ret = nl80211_connect_common(drv, params, msg);
|
|
if (ret)
|
|
goto fail;
|
|
|
|
if (params->mgmt_frame_protection == MGMT_FRAME_PROTECTION_REQUIRED &&
|
|
nla_put_u32(msg, NL80211_ATTR_USE_MFP, NL80211_MFP_REQUIRED))
|
|
goto fail;
|
|
|
|
if (params->fils_kek) {
|
|
wpa_printf(MSG_DEBUG, " * FILS KEK (len=%u)",
|
|
(unsigned int) params->fils_kek_len);
|
|
if (nla_put(msg, NL80211_ATTR_FILS_KEK, params->fils_kek_len,
|
|
params->fils_kek))
|
|
goto fail;
|
|
}
|
|
if (params->fils_nonces) {
|
|
wpa_hexdump(MSG_DEBUG, " * FILS nonces (for AAD)",
|
|
params->fils_nonces,
|
|
params->fils_nonces_len);
|
|
if (nla_put(msg, NL80211_ATTR_FILS_NONCES,
|
|
params->fils_nonces_len, params->fils_nonces))
|
|
goto fail;
|
|
}
|
|
|
|
ret = send_and_recv_msgs_owner(drv, msg,
|
|
get_connect_handle(drv->first_bss), 1,
|
|
NULL, NULL, NULL, NULL);
|
|
msg = NULL;
|
|
if (ret) {
|
|
wpa_dbg(drv->ctx, MSG_DEBUG,
|
|
"nl80211: MLME command failed (assoc): ret=%d (%s)",
|
|
ret, strerror(-ret));
|
|
nl80211_dump_scan(drv);
|
|
} else {
|
|
wpa_printf(MSG_DEBUG,
|
|
"nl80211: Association request send successfully");
|
|
}
|
|
|
|
fail:
|
|
nlmsg_free(msg);
|
|
return ret;
|
|
}
|
|
|
|
|
|
static int nl80211_set_mode(struct wpa_driver_nl80211_data *drv,
|
|
int ifindex, enum nl80211_iftype mode)
|
|
{
|
|
struct nl_msg *msg;
|
|
int ret = -ENOBUFS;
|
|
|
|
wpa_printf(MSG_DEBUG, "nl80211: Set mode ifindex %d iftype %d (%s)",
|
|
ifindex, mode, nl80211_iftype_str(mode));
|
|
|
|
msg = nl80211_cmd_msg(drv->first_bss, 0, NL80211_CMD_SET_INTERFACE);
|
|
if (!msg || nla_put_u32(msg, NL80211_ATTR_IFTYPE, mode))
|
|
goto fail;
|
|
|
|
ret = send_and_recv_msgs(drv, msg, NULL, NULL, NULL, NULL);
|
|
msg = NULL;
|
|
if (!ret)
|
|
return 0;
|
|
fail:
|
|
nlmsg_free(msg);
|
|
wpa_printf(MSG_DEBUG, "nl80211: Failed to set interface %d to mode %d:"
|
|
" %d (%s)", ifindex, mode, ret, strerror(-ret));
|
|
return ret;
|
|
}
|
|
|
|
|
|
static int wpa_driver_nl80211_set_mode_impl(
|
|
struct i802_bss *bss,
|
|
enum nl80211_iftype nlmode,
|
|
struct hostapd_freq_params *desired_freq_params)
|
|
{
|
|
struct wpa_driver_nl80211_data *drv = bss->drv;
|
|
int ret = -1;
|
|
int i;
|
|
int was_ap = is_ap_interface(drv->nlmode);
|
|
int res;
|
|
int mode_switch_res;
|
|
|
|
if (TEST_FAIL())
|
|
return -1;
|
|
|
|
mode_switch_res = nl80211_set_mode(drv, drv->ifindex, nlmode);
|
|
if (mode_switch_res && nlmode == nl80211_get_ifmode(bss))
|
|
mode_switch_res = 0;
|
|
|
|
if (mode_switch_res == 0) {
|
|
drv->nlmode = nlmode;
|
|
ret = 0;
|
|
goto done;
|
|
}
|
|
|
|
if (mode_switch_res == -ENODEV)
|
|
return -1;
|
|
|
|
if (nlmode == drv->nlmode) {
|
|
wpa_printf(MSG_DEBUG, "nl80211: Interface already in "
|
|
"requested mode - ignore error");
|
|
ret = 0;
|
|
goto done; /* Already in the requested mode */
|
|
}
|
|
|
|
/* mac80211 doesn't allow mode changes while the device is up, so
|
|
* take the device down, try to set the mode again, and bring the
|
|
* device back up.
|
|
*/
|
|
wpa_printf(MSG_DEBUG, "nl80211: Try mode change after setting "
|
|
"interface down");
|
|
for (i = 0; i < 10; i++) {
|
|
res = i802_set_iface_flags(bss, 0);
|
|
if (res == -EACCES || res == -ENODEV)
|
|
break;
|
|
if (res != 0) {
|
|
wpa_printf(MSG_DEBUG, "nl80211: Failed to set "
|
|
"interface down");
|
|
os_sleep(0, 100000);
|
|
continue;
|
|
}
|
|
|
|
/*
|
|
* Setting the mode will fail for some drivers if the phy is
|
|
* on a frequency that the mode is disallowed in.
|
|
*/
|
|
if (desired_freq_params) {
|
|
res = nl80211_set_channel(bss, desired_freq_params, 0);
|
|
if (res) {
|
|
wpa_printf(MSG_DEBUG,
|
|
"nl80211: Failed to set frequency on interface");
|
|
}
|
|
}
|
|
|
|
if (i == 0 && was_ap && !is_ap_interface(nlmode) &&
|
|
bss->brname[0] &&
|
|
(bss->added_if_into_bridge || bss->already_in_bridge)) {
|
|
wpa_printf(MSG_DEBUG,
|
|
"nl80211: Remove AP interface %s temporarily from the bridge %s to allow its mode to be set to STATION",
|
|
bss->ifname, bss->brname);
|
|
if (linux_br_del_if(drv->global->ioctl_sock,
|
|
bss->brname, bss->ifname) < 0)
|
|
wpa_printf(MSG_INFO,
|
|
"nl80211: Failed to remove interface %s from bridge %s: %s",
|
|
bss->ifname, bss->brname,
|
|
strerror(errno));
|
|
}
|
|
|
|
/* Try to set the mode again while the interface is down */
|
|
mode_switch_res = nl80211_set_mode(drv, drv->ifindex, nlmode);
|
|
if (mode_switch_res == -EBUSY) {
|
|
wpa_printf(MSG_DEBUG,
|
|
"nl80211: Delaying mode set while interface going down");
|
|
os_sleep(0, 100000);
|
|
continue;
|
|
}
|
|
ret = mode_switch_res;
|
|
break;
|
|
}
|
|
|
|
if (!ret) {
|
|
wpa_printf(MSG_DEBUG, "nl80211: Mode change succeeded while "
|
|
"interface is down");
|
|
drv->nlmode = nlmode;
|
|
drv->ignore_if_down_event = 1;
|
|
}
|
|
|
|
/* Bring the interface back up */
|
|
res = linux_set_iface_flags(drv->global->ioctl_sock, bss->ifname, 1);
|
|
if (res != 0) {
|
|
wpa_printf(MSG_DEBUG,
|
|
"nl80211: Failed to set interface up after switching mode");
|
|
ret = -1;
|
|
}
|
|
|
|
done:
|
|
if (ret) {
|
|
wpa_printf(MSG_DEBUG, "nl80211: Interface mode change to %d "
|
|
"from %d failed", nlmode, drv->nlmode);
|
|
return ret;
|
|
}
|
|
|
|
if (is_p2p_net_interface(nlmode)) {
|
|
wpa_printf(MSG_DEBUG,
|
|
"nl80211: Interface %s mode change to P2P - disable 11b rates",
|
|
bss->ifname);
|
|
nl80211_disable_11b_rates(drv, drv->ifindex, 1);
|
|
} else if (drv->disabled_11b_rates) {
|
|
wpa_printf(MSG_DEBUG,
|
|
"nl80211: Interface %s mode changed to non-P2P - re-enable 11b rates",
|
|
bss->ifname);
|
|
nl80211_disable_11b_rates(drv, drv->ifindex, 0);
|
|
}
|
|
|
|
if (is_ap_interface(nlmode)) {
|
|
nl80211_mgmt_unsubscribe(bss, "start AP");
|
|
/* Setup additional AP mode functionality if needed */
|
|
if (nl80211_setup_ap(bss))
|
|
return -1;
|
|
} else if (was_ap) {
|
|
/* Remove additional AP mode functionality */
|
|
nl80211_teardown_ap(bss);
|
|
} else {
|
|
nl80211_mgmt_unsubscribe(bss, "mode change");
|
|
}
|
|
|
|
if (is_mesh_interface(nlmode) &&
|
|
nl80211_mgmt_subscribe_mesh(bss))
|
|
return -1;
|
|
|
|
if (!bss->in_deinit && !is_ap_interface(nlmode) &&
|
|
!is_mesh_interface(nlmode) &&
|
|
nl80211_mgmt_subscribe_non_ap(bss) < 0)
|
|
wpa_printf(MSG_DEBUG, "nl80211: Failed to register Action "
|
|
"frame processing - ignore for now");
|
|
|
|
return 0;
|
|
}
|
|
|
|
|
|
void nl80211_restore_ap_mode(struct i802_bss *bss)
|
|
{
|
|
struct wpa_driver_nl80211_data *drv = bss->drv;
|
|
int was_ap = is_ap_interface(drv->nlmode);
|
|
|
|
wpa_driver_nl80211_set_mode(bss, drv->ap_scan_as_station);
|
|
if (!was_ap && is_ap_interface(drv->ap_scan_as_station) &&
|
|
bss->brname[0] &&
|
|
(bss->added_if_into_bridge || bss->already_in_bridge)) {
|
|
wpa_printf(MSG_DEBUG,
|
|
"nl80211: Add AP interface %s back into the bridge %s",
|
|
bss->ifname, bss->brname);
|
|
if (linux_br_add_if(drv->global->ioctl_sock, bss->brname,
|
|
bss->ifname) < 0) {
|
|
wpa_printf(MSG_WARNING,
|
|
"nl80211: Failed to add interface %s into bridge %s: %s",
|
|
bss->ifname, bss->brname, strerror(errno));
|
|
}
|
|
}
|
|
drv->ap_scan_as_station = NL80211_IFTYPE_UNSPECIFIED;
|
|
}
|
|
|
|
|
|
int wpa_driver_nl80211_set_mode(struct i802_bss *bss,
|
|
enum nl80211_iftype nlmode)
|
|
{
|
|
return wpa_driver_nl80211_set_mode_impl(bss, nlmode, NULL);
|
|
}
|
|
|
|
|
|
static int wpa_driver_nl80211_set_mode_ibss(struct i802_bss *bss,
|
|
struct hostapd_freq_params *freq)
|
|
{
|
|
return wpa_driver_nl80211_set_mode_impl(bss, NL80211_IFTYPE_ADHOC,
|
|
freq);
|
|
}
|
|
|
|
|
|
static int wpa_driver_nl80211_get_capa(void *priv,
|
|
struct wpa_driver_capa *capa)
|
|
{
|
|
struct i802_bss *bss = priv;
|
|
struct wpa_driver_nl80211_data *drv = bss->drv;
|
|
|
|
if (!drv->has_capability)
|
|
return -1;
|
|
os_memcpy(capa, &drv->capa, sizeof(*capa));
|
|
if (drv->extended_capa && drv->extended_capa_mask) {
|
|
capa->extended_capa = drv->extended_capa;
|
|
capa->extended_capa_mask = drv->extended_capa_mask;
|
|
capa->extended_capa_len = drv->extended_capa_len;
|
|
}
|
|
|
|
return 0;
|
|
}
|
|
|
|
|
|
static int wpa_driver_nl80211_set_operstate(void *priv, int state)
|
|
{
|
|
struct i802_bss *bss = priv;
|
|
struct wpa_driver_nl80211_data *drv = bss->drv;
|
|
|
|
wpa_printf(MSG_DEBUG, "nl80211: Set %s operstate %d->%d (%s)",
|
|
bss->ifname, drv->operstate, state,
|
|
state ? "UP" : "DORMANT");
|
|
drv->operstate = state;
|
|
return netlink_send_oper_ifla(drv->global->netlink, drv->ifindex, -1,
|
|
state ? IF_OPER_UP : IF_OPER_DORMANT);
|
|
}
|
|
|
|
|
|
static int wpa_driver_nl80211_set_supp_port(void *priv, int authorized)
|
|
{
|
|
struct i802_bss *bss = priv;
|
|
struct wpa_driver_nl80211_data *drv = bss->drv;
|
|
struct nl_msg *msg;
|
|
struct nl80211_sta_flag_update upd;
|
|
int ret;
|
|
|
|
if (!drv->associated && is_zero_ether_addr(drv->bssid) && !authorized) {
|
|
wpa_printf(MSG_DEBUG, "nl80211: Skip set_supp_port(unauthorized) while not associated");
|
|
return 0;
|
|
}
|
|
|
|
wpa_printf(MSG_DEBUG, "nl80211: Set supplicant port %sauthorized for "
|
|
MACSTR, authorized ? "" : "un", MAC2STR(drv->bssid));
|
|
|
|
os_memset(&upd, 0, sizeof(upd));
|
|
upd.mask = BIT(NL80211_STA_FLAG_AUTHORIZED);
|
|
if (authorized)
|
|
upd.set = BIT(NL80211_STA_FLAG_AUTHORIZED);
|
|
|
|
if (!(msg = nl80211_bss_msg(bss, 0, NL80211_CMD_SET_STATION)) ||
|
|
nla_put(msg, NL80211_ATTR_MAC, ETH_ALEN, drv->bssid) ||
|
|
nla_put(msg, NL80211_ATTR_STA_FLAGS2, sizeof(upd), &upd)) {
|
|
nlmsg_free(msg);
|
|
return -ENOBUFS;
|
|
}
|
|
|
|
ret = send_and_recv_msgs(drv, msg, NULL, NULL, NULL, NULL);
|
|
if (!ret)
|
|
return 0;
|
|
wpa_printf(MSG_DEBUG, "nl80211: Failed to set STA flag: %d (%s)",
|
|
ret, strerror(-ret));
|
|
return ret;
|
|
}
|
|
|
|
|
|
/* Set kernel driver on given frequency (MHz) */
|
|
static int i802_set_freq(void *priv, struct hostapd_freq_params *freq)
|
|
{
|
|
struct i802_bss *bss = priv;
|
|
return nl80211_set_channel(bss, freq, 0);
|
|
}
|
|
|
|
|
|
static inline int min_int(int a, int b)
|
|
{
|
|
if (a < b)
|
|
return a;
|
|
return b;
|
|
}
|
|
|
|
|
|
static int get_key_handler(struct nl_msg *msg, void *arg)
|
|
{
|
|
struct nlattr *tb[NL80211_ATTR_MAX + 1];
|
|
struct genlmsghdr *gnlh = nlmsg_data(nlmsg_hdr(msg));
|
|
|
|
nla_parse(tb, NL80211_ATTR_MAX, genlmsg_attrdata(gnlh, 0),
|
|
genlmsg_attrlen(gnlh, 0), NULL);
|
|
|
|
/*
|
|
* TODO: validate the key index and mac address!
|
|
* Otherwise, there's a race condition as soon as
|
|
* the kernel starts sending key notifications.
|
|
*/
|
|
|
|
if (tb[NL80211_ATTR_KEY_SEQ])
|
|
memcpy(arg, nla_data(tb[NL80211_ATTR_KEY_SEQ]),
|
|
min_int(nla_len(tb[NL80211_ATTR_KEY_SEQ]), 6));
|
|
nl80211_nlmsg_clear(msg);
|
|
return NL_SKIP;
|
|
}
|
|
|
|
|
|
static int i802_get_seqnum(const char *iface, void *priv, const u8 *addr,
|
|
int idx, u8 *seq)
|
|
{
|
|
struct i802_bss *bss = priv;
|
|
struct wpa_driver_nl80211_data *drv = bss->drv;
|
|
struct nl_msg *msg;
|
|
|
|
msg = nl80211_ifindex_msg(drv, if_nametoindex(iface), 0,
|
|
NL80211_CMD_GET_KEY);
|
|
if (!msg ||
|
|
(addr && nla_put(msg, NL80211_ATTR_MAC, ETH_ALEN, addr)) ||
|
|
nla_put_u8(msg, NL80211_ATTR_KEY_IDX, idx)) {
|
|
nlmsg_free(msg);
|
|
return -ENOBUFS;
|
|
}
|
|
|
|
memset(seq, 0, 6);
|
|
|
|
return send_and_recv_msgs(drv, msg, get_key_handler, seq, NULL, NULL);
|
|
}
|
|
|
|
|
|
static int i802_set_rts(void *priv, int rts)
|
|
{
|
|
struct i802_bss *bss = priv;
|
|
struct wpa_driver_nl80211_data *drv = bss->drv;
|
|
struct nl_msg *msg;
|
|
int ret;
|
|
u32 val;
|
|
|
|
if (rts >= 2347 || rts == -1)
|
|
val = (u32) -1;
|
|
else
|
|
val = rts;
|
|
|
|
if (!(msg = nl80211_drv_msg(drv, 0, NL80211_CMD_SET_WIPHY)) ||
|
|
nla_put_u32(msg, NL80211_ATTR_WIPHY_RTS_THRESHOLD, val)) {
|
|
nlmsg_free(msg);
|
|
return -ENOBUFS;
|
|
}
|
|
|
|
ret = send_and_recv_msgs(drv, msg, NULL, NULL, NULL, NULL);
|
|
if (!ret)
|
|
return 0;
|
|
wpa_printf(MSG_DEBUG, "nl80211: Failed to set RTS threshold %d: "
|
|
"%d (%s)", rts, ret, strerror(-ret));
|
|
return ret;
|
|
}
|
|
|
|
|
|
static int i802_set_frag(void *priv, int frag)
|
|
{
|
|
struct i802_bss *bss = priv;
|
|
struct wpa_driver_nl80211_data *drv = bss->drv;
|
|
struct nl_msg *msg;
|
|
int ret;
|
|
u32 val;
|
|
|
|
if (frag >= 2346 || frag == -1)
|
|
val = (u32) -1;
|
|
else
|
|
val = frag;
|
|
|
|
if (!(msg = nl80211_drv_msg(drv, 0, NL80211_CMD_SET_WIPHY)) ||
|
|
nla_put_u32(msg, NL80211_ATTR_WIPHY_FRAG_THRESHOLD, val)) {
|
|
nlmsg_free(msg);
|
|
return -ENOBUFS;
|
|
}
|
|
|
|
ret = send_and_recv_msgs(drv, msg, NULL, NULL, NULL, NULL);
|
|
if (!ret)
|
|
return 0;
|
|
wpa_printf(MSG_DEBUG, "nl80211: Failed to set fragmentation threshold "
|
|
"%d: %d (%s)", frag, ret, strerror(-ret));
|
|
return ret;
|
|
}
|
|
|
|
|
|
static int i802_flush(void *priv)
|
|
{
|
|
struct i802_bss *bss = priv;
|
|
struct nl_msg *msg;
|
|
int res;
|
|
|
|
wpa_printf(MSG_DEBUG, "nl80211: flush -> DEL_STATION %s (all)",
|
|
bss->ifname);
|
|
|
|
/*
|
|
* XXX: FIX! this needs to flush all VLANs too
|
|
*/
|
|
msg = nl80211_bss_msg(bss, 0, NL80211_CMD_DEL_STATION);
|
|
res = send_and_recv_msgs(bss->drv, msg, NULL, NULL, NULL, NULL);
|
|
if (res) {
|
|
wpa_printf(MSG_DEBUG, "nl80211: Station flush failed: ret=%d "
|
|
"(%s)", res, strerror(-res));
|
|
}
|
|
return res;
|
|
}
|
|
|
|
|
|
static void get_sta_tid_stats(struct hostap_sta_driver_data *data,
|
|
struct nlattr *attr)
|
|
{
|
|
struct nlattr *tid_stats[NL80211_TID_STATS_MAX + 1], *tidattr;
|
|
struct nlattr *txq_stats[NL80211_TXQ_STATS_MAX + 1];
|
|
static struct nla_policy txq_stats_policy[NL80211_TXQ_STATS_MAX + 1] = {
|
|
[NL80211_TXQ_STATS_BACKLOG_BYTES] = { .type = NLA_U32 },
|
|
[NL80211_TXQ_STATS_BACKLOG_PACKETS] = { .type = NLA_U32 },
|
|
};
|
|
int rem;
|
|
|
|
nla_for_each_nested(tidattr, attr, rem) {
|
|
if (nla_parse_nested(tid_stats, NL80211_TID_STATS_MAX,
|
|
tidattr, NULL) != 0 ||
|
|
!tid_stats[NL80211_TID_STATS_TXQ_STATS] ||
|
|
nla_parse_nested(txq_stats, NL80211_TXQ_STATS_MAX,
|
|
tid_stats[NL80211_TID_STATS_TXQ_STATS],
|
|
txq_stats_policy) != 0)
|
|
continue;
|
|
/* sum the backlogs over all TIDs for station */
|
|
if (txq_stats[NL80211_TXQ_STATS_BACKLOG_BYTES])
|
|
data->backlog_bytes += nla_get_u32(
|
|
txq_stats[NL80211_TXQ_STATS_BACKLOG_BYTES]);
|
|
if (txq_stats[NL80211_TXQ_STATS_BACKLOG_PACKETS])
|
|
data->backlog_bytes += nla_get_u32(
|
|
txq_stats[NL80211_TXQ_STATS_BACKLOG_PACKETS]);
|
|
}
|
|
}
|
|
|
|
|
|
static int get_sta_handler(struct nl_msg *msg, void *arg)
|
|
{
|
|
struct nlattr *tb[NL80211_ATTR_MAX + 1];
|
|
struct genlmsghdr *gnlh = nlmsg_data(nlmsg_hdr(msg));
|
|
struct hostap_sta_driver_data *data = arg;
|
|
struct nlattr *stats[NL80211_STA_INFO_MAX + 1];
|
|
static struct nla_policy stats_policy[NL80211_STA_INFO_MAX + 1] = {
|
|
[NL80211_STA_INFO_INACTIVE_TIME] = { .type = NLA_U32 },
|
|
[NL80211_STA_INFO_RX_BYTES] = { .type = NLA_U32 },
|
|
[NL80211_STA_INFO_TX_BYTES] = { .type = NLA_U32 },
|
|
[NL80211_STA_INFO_RX_PACKETS] = { .type = NLA_U32 },
|
|
[NL80211_STA_INFO_TX_PACKETS] = { .type = NLA_U32 },
|
|
[NL80211_STA_INFO_TX_FAILED] = { .type = NLA_U32 },
|
|
[NL80211_STA_INFO_RX_BYTES64] = { .type = NLA_U64 },
|
|
[NL80211_STA_INFO_TX_BYTES64] = { .type = NLA_U64 },
|
|
[NL80211_STA_INFO_SIGNAL] = { .type = NLA_U8 },
|
|
[NL80211_STA_INFO_ACK_SIGNAL] = { .type = NLA_U8 },
|
|
[NL80211_STA_INFO_RX_DURATION] = { .type = NLA_U64 },
|
|
[NL80211_STA_INFO_TX_DURATION] = { .type = NLA_U64 },
|
|
};
|
|
struct nlattr *rate[NL80211_RATE_INFO_MAX + 1];
|
|
static struct nla_policy rate_policy[NL80211_RATE_INFO_MAX + 1] = {
|
|
[NL80211_RATE_INFO_BITRATE] = { .type = NLA_U16 },
|
|
[NL80211_RATE_INFO_BITRATE32] = { .type = NLA_U32 },
|
|
[NL80211_RATE_INFO_MCS] = { .type = NLA_U8 },
|
|
[NL80211_RATE_INFO_VHT_MCS] = { .type = NLA_U8 },
|
|
[NL80211_RATE_INFO_SHORT_GI] = { .type = NLA_FLAG },
|
|
[NL80211_RATE_INFO_VHT_NSS] = { .type = NLA_U8 },
|
|
};
|
|
|
|
nla_parse(tb, NL80211_ATTR_MAX, genlmsg_attrdata(gnlh, 0),
|
|
genlmsg_attrlen(gnlh, 0), NULL);
|
|
|
|
/*
|
|
* TODO: validate the interface and mac address!
|
|
* Otherwise, there's a race condition as soon as
|
|
* the kernel starts sending station notifications.
|
|
*/
|
|
|
|
if (!tb[NL80211_ATTR_STA_INFO]) {
|
|
wpa_printf(MSG_DEBUG, "sta stats missing!");
|
|
return NL_SKIP;
|
|
}
|
|
if (nla_parse_nested(stats, NL80211_STA_INFO_MAX,
|
|
tb[NL80211_ATTR_STA_INFO],
|
|
stats_policy)) {
|
|
wpa_printf(MSG_DEBUG, "failed to parse nested attributes!");
|
|
return NL_SKIP;
|
|
}
|
|
|
|
if (stats[NL80211_STA_INFO_INACTIVE_TIME])
|
|
data->inactive_msec =
|
|
nla_get_u32(stats[NL80211_STA_INFO_INACTIVE_TIME]);
|
|
/* For backwards compatibility, fetch the 32-bit counters first. */
|
|
if (stats[NL80211_STA_INFO_RX_BYTES])
|
|
data->rx_bytes = nla_get_u32(stats[NL80211_STA_INFO_RX_BYTES]);
|
|
if (stats[NL80211_STA_INFO_TX_BYTES])
|
|
data->tx_bytes = nla_get_u32(stats[NL80211_STA_INFO_TX_BYTES]);
|
|
if (stats[NL80211_STA_INFO_RX_BYTES64] &&
|
|
stats[NL80211_STA_INFO_TX_BYTES64]) {
|
|
/*
|
|
* The driver supports 64-bit counters, so use them to override
|
|
* the 32-bit values.
|
|
*/
|
|
data->rx_bytes =
|
|
nla_get_u64(stats[NL80211_STA_INFO_RX_BYTES64]);
|
|
data->tx_bytes =
|
|
nla_get_u64(stats[NL80211_STA_INFO_TX_BYTES64]);
|
|
data->bytes_64bit = 1;
|
|
}
|
|
if (stats[NL80211_STA_INFO_RX_PACKETS])
|
|
data->rx_packets =
|
|
nla_get_u32(stats[NL80211_STA_INFO_RX_PACKETS]);
|
|
if (stats[NL80211_STA_INFO_TX_PACKETS])
|
|
data->tx_packets =
|
|
nla_get_u32(stats[NL80211_STA_INFO_TX_PACKETS]);
|
|
if (stats[NL80211_STA_INFO_RX_DURATION])
|
|
data->rx_airtime =
|
|
nla_get_u64(stats[NL80211_STA_INFO_RX_DURATION]);
|
|
if (stats[NL80211_STA_INFO_TX_DURATION])
|
|
data->tx_airtime =
|
|
nla_get_u64(stats[NL80211_STA_INFO_TX_DURATION]);
|
|
if (stats[NL80211_STA_INFO_TX_FAILED])
|
|
data->tx_retry_failed =
|
|
nla_get_u32(stats[NL80211_STA_INFO_TX_FAILED]);
|
|
if (stats[NL80211_STA_INFO_SIGNAL])
|
|
data->signal = nla_get_u8(stats[NL80211_STA_INFO_SIGNAL]);
|
|
if (stats[NL80211_STA_INFO_ACK_SIGNAL]) {
|
|
data->last_ack_rssi =
|
|
nla_get_u8(stats[NL80211_STA_INFO_ACK_SIGNAL]);
|
|
data->flags |= STA_DRV_DATA_LAST_ACK_RSSI;
|
|
}
|
|
|
|
if (stats[NL80211_STA_INFO_TX_BITRATE] &&
|
|
nla_parse_nested(rate, NL80211_RATE_INFO_MAX,
|
|
stats[NL80211_STA_INFO_TX_BITRATE],
|
|
rate_policy) == 0) {
|
|
if (rate[NL80211_RATE_INFO_BITRATE32])
|
|
data->current_tx_rate =
|
|
nla_get_u32(rate[NL80211_RATE_INFO_BITRATE32]);
|
|
else if (rate[NL80211_RATE_INFO_BITRATE])
|
|
data->current_tx_rate =
|
|
nla_get_u16(rate[NL80211_RATE_INFO_BITRATE]);
|
|
|
|
if (rate[NL80211_RATE_INFO_MCS]) {
|
|
data->tx_mcs = nla_get_u8(rate[NL80211_RATE_INFO_MCS]);
|
|
data->flags |= STA_DRV_DATA_TX_MCS;
|
|
}
|
|
if (rate[NL80211_RATE_INFO_VHT_MCS]) {
|
|
data->tx_vhtmcs =
|
|
nla_get_u8(rate[NL80211_RATE_INFO_VHT_MCS]);
|
|
data->flags |= STA_DRV_DATA_TX_VHT_MCS;
|
|
}
|
|
if (rate[NL80211_RATE_INFO_SHORT_GI])
|
|
data->flags |= STA_DRV_DATA_TX_SHORT_GI;
|
|
if (rate[NL80211_RATE_INFO_VHT_NSS]) {
|
|
data->tx_vht_nss =
|
|
nla_get_u8(rate[NL80211_RATE_INFO_VHT_NSS]);
|
|
data->flags |= STA_DRV_DATA_TX_VHT_NSS;
|
|
}
|
|
}
|
|
|
|
if (stats[NL80211_STA_INFO_RX_BITRATE] &&
|
|
nla_parse_nested(rate, NL80211_RATE_INFO_MAX,
|
|
stats[NL80211_STA_INFO_RX_BITRATE],
|
|
rate_policy) == 0) {
|
|
if (rate[NL80211_RATE_INFO_BITRATE32])
|
|
data->current_rx_rate =
|
|
nla_get_u32(rate[NL80211_RATE_INFO_BITRATE32]);
|
|
else if (rate[NL80211_RATE_INFO_BITRATE])
|
|
data->current_rx_rate =
|
|
nla_get_u16(rate[NL80211_RATE_INFO_BITRATE]);
|
|
|
|
if (rate[NL80211_RATE_INFO_MCS]) {
|
|
data->rx_mcs =
|
|
nla_get_u8(rate[NL80211_RATE_INFO_MCS]);
|
|
data->flags |= STA_DRV_DATA_RX_MCS;
|
|
}
|
|
if (rate[NL80211_RATE_INFO_VHT_MCS]) {
|
|
data->rx_vhtmcs =
|
|
nla_get_u8(rate[NL80211_RATE_INFO_VHT_MCS]);
|
|
data->flags |= STA_DRV_DATA_RX_VHT_MCS;
|
|
}
|
|
if (rate[NL80211_RATE_INFO_SHORT_GI])
|
|
data->flags |= STA_DRV_DATA_RX_SHORT_GI;
|
|
if (rate[NL80211_RATE_INFO_VHT_NSS]) {
|
|
data->rx_vht_nss =
|
|
nla_get_u8(rate[NL80211_RATE_INFO_VHT_NSS]);
|
|
data->flags |= STA_DRV_DATA_RX_VHT_NSS;
|
|
}
|
|
}
|
|
|
|
if (stats[NL80211_STA_INFO_TID_STATS])
|
|
get_sta_tid_stats(data, stats[NL80211_STA_INFO_TID_STATS]);
|
|
|
|
return NL_SKIP;
|
|
}
|
|
|
|
static int i802_read_sta_data(struct i802_bss *bss,
|
|
struct hostap_sta_driver_data *data,
|
|
const u8 *addr)
|
|
{
|
|
struct nl_msg *msg;
|
|
|
|
if (!(msg = nl80211_bss_msg(bss, 0, NL80211_CMD_GET_STATION)) ||
|
|
nla_put(msg, NL80211_ATTR_MAC, ETH_ALEN, addr)) {
|
|
nlmsg_free(msg);
|
|
return -ENOBUFS;
|
|
}
|
|
|
|
return send_and_recv_msgs(bss->drv, msg, get_sta_handler, data,
|
|
NULL, NULL);
|
|
}
|
|
|
|
|
|
static int i802_set_tx_queue_params(void *priv, int queue, int aifs,
|
|
int cw_min, int cw_max, int burst_time)
|
|
{
|
|
struct i802_bss *bss = priv;
|
|
struct wpa_driver_nl80211_data *drv = bss->drv;
|
|
struct nl_msg *msg;
|
|
struct nlattr *txq, *params;
|
|
int res;
|
|
|
|
msg = nl80211_bss_msg(bss, 0, NL80211_CMD_SET_WIPHY);
|
|
if (!msg)
|
|
return -1;
|
|
|
|
txq = nla_nest_start(msg, NL80211_ATTR_WIPHY_TXQ_PARAMS);
|
|
if (!txq)
|
|
goto fail;
|
|
|
|
/* We are only sending parameters for a single TXQ at a time */
|
|
params = nla_nest_start(msg, 1);
|
|
if (!params)
|
|
goto fail;
|
|
|
|
switch (queue) {
|
|
case 0:
|
|
if (nla_put_u8(msg, NL80211_TXQ_ATTR_QUEUE, NL80211_TXQ_Q_VO))
|
|
goto fail;
|
|
break;
|
|
case 1:
|
|
if (nla_put_u8(msg, NL80211_TXQ_ATTR_QUEUE, NL80211_TXQ_Q_VI))
|
|
goto fail;
|
|
break;
|
|
case 2:
|
|
if (nla_put_u8(msg, NL80211_TXQ_ATTR_QUEUE, NL80211_TXQ_Q_BE))
|
|
goto fail;
|
|
break;
|
|
case 3:
|
|
if (nla_put_u8(msg, NL80211_TXQ_ATTR_QUEUE, NL80211_TXQ_Q_BK))
|
|
goto fail;
|
|
break;
|
|
}
|
|
/* Burst time is configured in units of 0.1 msec and TXOP parameter in
|
|
* 32 usec, so need to convert the value here. */
|
|
if (nla_put_u16(msg, NL80211_TXQ_ATTR_TXOP,
|
|
(burst_time * 100 + 16) / 32) ||
|
|
nla_put_u16(msg, NL80211_TXQ_ATTR_CWMIN, cw_min) ||
|
|
nla_put_u16(msg, NL80211_TXQ_ATTR_CWMAX, cw_max) ||
|
|
nla_put_u8(msg, NL80211_TXQ_ATTR_AIFS, aifs))
|
|
goto fail;
|
|
|
|
nla_nest_end(msg, params);
|
|
|
|
nla_nest_end(msg, txq);
|
|
|
|
res = send_and_recv_msgs(drv, msg, NULL, NULL, NULL, NULL);
|
|
wpa_printf(MSG_DEBUG,
|
|
"nl80211: TX queue param set: queue=%d aifs=%d cw_min=%d cw_max=%d burst_time=%d --> res=%d",
|
|
queue, aifs, cw_min, cw_max, burst_time, res);
|
|
if (res == 0)
|
|
return 0;
|
|
msg = NULL;
|
|
fail:
|
|
nlmsg_free(msg);
|
|
return -1;
|
|
}
|
|
|
|
|
|
static int i802_set_sta_vlan(struct i802_bss *bss, const u8 *addr,
|
|
const char *ifname, int vlan_id)
|
|
{
|
|
struct wpa_driver_nl80211_data *drv = bss->drv;
|
|
struct nl_msg *msg;
|
|
int ret;
|
|
|
|
wpa_printf(MSG_DEBUG, "nl80211: %s[%d]: set_sta_vlan(" MACSTR
|
|
", ifname=%s[%d], vlan_id=%d)",
|
|
bss->ifname, if_nametoindex(bss->ifname),
|
|
MAC2STR(addr), ifname, if_nametoindex(ifname), vlan_id);
|
|
if (!(msg = nl80211_bss_msg(bss, 0, NL80211_CMD_SET_STATION)) ||
|
|
nla_put(msg, NL80211_ATTR_MAC, ETH_ALEN, addr) ||
|
|
(vlan_id && (drv->capa.flags & WPA_DRIVER_FLAGS_VLAN_OFFLOAD) &&
|
|
nla_put_u16(msg, NL80211_ATTR_VLAN_ID, vlan_id)) ||
|
|
nla_put_u32(msg, NL80211_ATTR_STA_VLAN, if_nametoindex(ifname))) {
|
|
nlmsg_free(msg);
|
|
return -ENOBUFS;
|
|
}
|
|
|
|
ret = send_and_recv_msgs(drv, msg, NULL, NULL, NULL, NULL);
|
|
if (ret < 0) {
|
|
wpa_printf(MSG_ERROR, "nl80211: NL80211_ATTR_STA_VLAN (addr="
|
|
MACSTR " ifname=%s vlan_id=%d) failed: %d (%s)",
|
|
MAC2STR(addr), ifname, vlan_id, ret,
|
|
strerror(-ret));
|
|
}
|
|
return ret;
|
|
}
|
|
|
|
|
|
static int i802_get_inact_sec(void *priv, const u8 *addr)
|
|
{
|
|
struct hostap_sta_driver_data data;
|
|
int ret;
|
|
|
|
os_memset(&data, 0, sizeof(data));
|
|
data.inactive_msec = (unsigned long) -1;
|
|
ret = i802_read_sta_data(priv, &data, addr);
|
|
if (ret == -ENOENT)
|
|
return -ENOENT;
|
|
if (ret || data.inactive_msec == (unsigned long) -1)
|
|
return -1;
|
|
return data.inactive_msec / 1000;
|
|
}
|
|
|
|
|
|
static int i802_sta_clear_stats(void *priv, const u8 *addr)
|
|
{
|
|
#if 0
|
|
/* TODO */
|
|
#endif
|
|
return 0;
|
|
}
|
|
|
|
|
|
static int i802_sta_deauth(void *priv, const u8 *own_addr, const u8 *addr,
|
|
u16 reason)
|
|
{
|
|
struct i802_bss *bss = priv;
|
|
struct wpa_driver_nl80211_data *drv = bss->drv;
|
|
struct ieee80211_mgmt mgmt;
|
|
u8 channel;
|
|
|
|
if (ieee80211_freq_to_chan(bss->freq, &channel) ==
|
|
HOSTAPD_MODE_IEEE80211AD) {
|
|
/* Deauthentication is not used in DMG/IEEE 802.11ad;
|
|
* disassociate the STA instead. */
|
|
return i802_sta_disassoc(priv, own_addr, addr, reason);
|
|
}
|
|
|
|
if (is_mesh_interface(drv->nlmode))
|
|
return -1;
|
|
|
|
if (drv->device_ap_sme)
|
|
return wpa_driver_nl80211_sta_remove(bss, addr, 1, reason);
|
|
|
|
memset(&mgmt, 0, sizeof(mgmt));
|
|
mgmt.frame_control = IEEE80211_FC(WLAN_FC_TYPE_MGMT,
|
|
WLAN_FC_STYPE_DEAUTH);
|
|
memcpy(mgmt.da, addr, ETH_ALEN);
|
|
memcpy(mgmt.sa, own_addr, ETH_ALEN);
|
|
memcpy(mgmt.bssid, own_addr, ETH_ALEN);
|
|
mgmt.u.deauth.reason_code = host_to_le16(reason);
|
|
return wpa_driver_nl80211_send_mlme(bss, (u8 *) &mgmt,
|
|
IEEE80211_HDRLEN +
|
|
sizeof(mgmt.u.deauth), 0, 0, 0, 0,
|
|
0, NULL, 0, 0);
|
|
}
|
|
|
|
|
|
static int i802_sta_disassoc(void *priv, const u8 *own_addr, const u8 *addr,
|
|
u16 reason)
|
|
{
|
|
struct i802_bss *bss = priv;
|
|
struct wpa_driver_nl80211_data *drv = bss->drv;
|
|
struct ieee80211_mgmt mgmt;
|
|
|
|
if (is_mesh_interface(drv->nlmode))
|
|
return -1;
|
|
|
|
if (drv->device_ap_sme)
|
|
return wpa_driver_nl80211_sta_remove(bss, addr, 0, reason);
|
|
|
|
memset(&mgmt, 0, sizeof(mgmt));
|
|
mgmt.frame_control = IEEE80211_FC(WLAN_FC_TYPE_MGMT,
|
|
WLAN_FC_STYPE_DISASSOC);
|
|
memcpy(mgmt.da, addr, ETH_ALEN);
|
|
memcpy(mgmt.sa, own_addr, ETH_ALEN);
|
|
memcpy(mgmt.bssid, own_addr, ETH_ALEN);
|
|
mgmt.u.disassoc.reason_code = host_to_le16(reason);
|
|
return wpa_driver_nl80211_send_mlme(bss, (u8 *) &mgmt,
|
|
IEEE80211_HDRLEN +
|
|
sizeof(mgmt.u.disassoc), 0, 0, 0, 0,
|
|
0, NULL, 0, 0);
|
|
}
|
|
|
|
|
|
static void dump_ifidx(struct wpa_driver_nl80211_data *drv)
|
|
{
|
|
char buf[200], *pos, *end;
|
|
int i, res;
|
|
|
|
pos = buf;
|
|
end = pos + sizeof(buf);
|
|
|
|
for (i = 0; i < drv->num_if_indices; i++) {
|
|
if (!drv->if_indices[i].ifindex)
|
|
continue;
|
|
res = os_snprintf(pos, end - pos, " %d(%d)",
|
|
drv->if_indices[i].ifindex,
|
|
drv->if_indices[i].reason);
|
|
if (os_snprintf_error(end - pos, res))
|
|
break;
|
|
pos += res;
|
|
}
|
|
*pos = '\0';
|
|
|
|
wpa_printf(MSG_DEBUG, "nl80211: if_indices[%d]:%s",
|
|
drv->num_if_indices, buf);
|
|
}
|
|
|
|
|
|
static void add_ifidx(struct wpa_driver_nl80211_data *drv, int ifidx,
|
|
int ifidx_reason)
|
|
{
|
|
int i;
|
|
struct drv_nl80211_if_info *old;
|
|
|
|
wpa_printf(MSG_DEBUG,
|
|
"nl80211: Add own interface ifindex %d (ifidx_reason %d)",
|
|
ifidx, ifidx_reason);
|
|
if (have_ifidx(drv, ifidx, ifidx_reason)) {
|
|
wpa_printf(MSG_DEBUG, "nl80211: ifindex %d already in the list",
|
|
ifidx);
|
|
return;
|
|
}
|
|
for (i = 0; i < drv->num_if_indices; i++) {
|
|
if (drv->if_indices[i].ifindex == 0) {
|
|
drv->if_indices[i].ifindex = ifidx;
|
|
drv->if_indices[i].reason = ifidx_reason;
|
|
dump_ifidx(drv);
|
|
return;
|
|
}
|
|
}
|
|
|
|
if (drv->if_indices != drv->default_if_indices)
|
|
old = drv->if_indices;
|
|
else
|
|
old = NULL;
|
|
|
|
drv->if_indices = os_realloc_array(old, drv->num_if_indices + 1,
|
|
sizeof(*old));
|
|
if (!drv->if_indices) {
|
|
if (!old)
|
|
drv->if_indices = drv->default_if_indices;
|
|
else
|
|
drv->if_indices = old;
|
|
wpa_printf(MSG_ERROR, "Failed to reallocate memory for "
|
|
"interfaces");
|
|
wpa_printf(MSG_ERROR, "Ignoring EAPOL on interface %d", ifidx);
|
|
return;
|
|
}
|
|
if (!old)
|
|
os_memcpy(drv->if_indices, drv->default_if_indices,
|
|
sizeof(drv->default_if_indices));
|
|
drv->if_indices[drv->num_if_indices].ifindex = ifidx;
|
|
drv->if_indices[drv->num_if_indices].reason = ifidx_reason;
|
|
drv->num_if_indices++;
|
|
dump_ifidx(drv);
|
|
}
|
|
|
|
|
|
static void del_ifidx(struct wpa_driver_nl80211_data *drv, int ifidx,
|
|
int ifidx_reason)
|
|
{
|
|
int i;
|
|
|
|
for (i = 0; i < drv->num_if_indices; i++) {
|
|
if ((drv->if_indices[i].ifindex == ifidx ||
|
|
ifidx == IFIDX_ANY) &&
|
|
(drv->if_indices[i].reason == ifidx_reason ||
|
|
ifidx_reason == IFIDX_ANY)) {
|
|
drv->if_indices[i].ifindex = 0;
|
|
drv->if_indices[i].reason = 0;
|
|
break;
|
|
}
|
|
}
|
|
dump_ifidx(drv);
|
|
}
|
|
|
|
|
|
static int have_ifidx(struct wpa_driver_nl80211_data *drv, int ifidx,
|
|
int ifidx_reason)
|
|
{
|
|
int i;
|
|
|
|
for (i = 0; i < drv->num_if_indices; i++)
|
|
if (drv->if_indices[i].ifindex == ifidx &&
|
|
(drv->if_indices[i].reason == ifidx_reason ||
|
|
ifidx_reason == IFIDX_ANY))
|
|
return 1;
|
|
|
|
return 0;
|
|
}
|
|
|
|
|
|
static int i802_set_wds_sta(void *priv, const u8 *addr, int aid, int val,
|
|
const char *bridge_ifname, char *ifname_wds)
|
|
{
|
|
struct i802_bss *bss = priv;
|
|
struct wpa_driver_nl80211_data *drv = bss->drv;
|
|
char name[IFNAMSIZ + 1];
|
|
union wpa_event_data event;
|
|
int ret;
|
|
|
|
ret = os_snprintf(name, sizeof(name), "%s.sta%d", bss->ifname, aid);
|
|
if (ret >= (int) sizeof(name))
|
|
wpa_printf(MSG_WARNING,
|
|
"nl80211: WDS interface name was truncated");
|
|
else if (ret < 0)
|
|
return ret;
|
|
|
|
if (ifname_wds)
|
|
os_strlcpy(ifname_wds, name, IFNAMSIZ + 1);
|
|
|
|
wpa_printf(MSG_DEBUG, "nl80211: Set WDS STA addr=" MACSTR
|
|
" aid=%d val=%d name=%s", MAC2STR(addr), aid, val, name);
|
|
if (val) {
|
|
if (!if_nametoindex(name)) {
|
|
if (nl80211_create_iface(drv, name,
|
|
NL80211_IFTYPE_AP_VLAN,
|
|
bss->addr, 1, NULL, NULL, 0) <
|
|
0)
|
|
return -1;
|
|
if (bridge_ifname &&
|
|
linux_br_add_if(drv->global->ioctl_sock,
|
|
bridge_ifname, name) < 0)
|
|
return -1;
|
|
|
|
os_memset(&event, 0, sizeof(event));
|
|
event.wds_sta_interface.sta_addr = addr;
|
|
event.wds_sta_interface.ifname = name;
|
|
event.wds_sta_interface.istatus = INTERFACE_ADDED;
|
|
wpa_supplicant_event(bss->ctx,
|
|
EVENT_WDS_STA_INTERFACE_STATUS,
|
|
&event);
|
|
}
|
|
if (linux_set_iface_flags(drv->global->ioctl_sock, name, 1)) {
|
|
wpa_printf(MSG_ERROR, "nl80211: Failed to set WDS STA "
|
|
"interface %s up", name);
|
|
}
|
|
return i802_set_sta_vlan(priv, addr, name, 0);
|
|
} else {
|
|
if (bridge_ifname &&
|
|
linux_br_del_if(drv->global->ioctl_sock, bridge_ifname,
|
|
name) < 0)
|
|
wpa_printf(MSG_INFO,
|
|
"nl80211: Failed to remove interface %s from bridge %s: %s",
|
|
name, bridge_ifname, strerror(errno));
|
|
|
|
i802_set_sta_vlan(priv, addr, bss->ifname, 0);
|
|
nl80211_remove_iface(drv, if_nametoindex(name));
|
|
os_memset(&event, 0, sizeof(event));
|
|
event.wds_sta_interface.sta_addr = addr;
|
|
event.wds_sta_interface.ifname = name;
|
|
event.wds_sta_interface.istatus = INTERFACE_REMOVED;
|
|
wpa_supplicant_event(bss->ctx, EVENT_WDS_STA_INTERFACE_STATUS,
|
|
&event);
|
|
return 0;
|
|
}
|
|
}
|
|
|
|
|
|
static void handle_eapol(int sock, void *eloop_ctx, void *sock_ctx)
|
|
{
|
|
struct wpa_driver_nl80211_data *drv = eloop_ctx;
|
|
struct sockaddr_ll lladdr;
|
|
unsigned char buf[3000];
|
|
int len;
|
|
socklen_t fromlen = sizeof(lladdr);
|
|
|
|
len = recvfrom(sock, buf, sizeof(buf), 0,
|
|
(struct sockaddr *)&lladdr, &fromlen);
|
|
if (len < 0) {
|
|
wpa_printf(MSG_ERROR, "nl80211: EAPOL recv failed: %s",
|
|
strerror(errno));
|
|
return;
|
|
}
|
|
|
|
if (have_ifidx(drv, lladdr.sll_ifindex, IFIDX_ANY))
|
|
drv_event_eapol_rx(drv->ctx, lladdr.sll_addr, buf, len);
|
|
}
|
|
|
|
|
|
static int i802_check_bridge(struct wpa_driver_nl80211_data *drv,
|
|
struct i802_bss *bss,
|
|
const char *brname, const char *ifname)
|
|
{
|
|
int br_ifindex;
|
|
char in_br[IFNAMSIZ];
|
|
|
|
os_strlcpy(bss->brname, brname, IFNAMSIZ);
|
|
br_ifindex = if_nametoindex(brname);
|
|
if (br_ifindex == 0) {
|
|
/*
|
|
* Bridge was configured, but the bridge device does
|
|
* not exist. Try to add it now.
|
|
*/
|
|
if (linux_br_add(drv->global->ioctl_sock, brname) < 0) {
|
|
wpa_printf(MSG_ERROR, "nl80211: Failed to add the "
|
|
"bridge interface %s: %s",
|
|
brname, strerror(errno));
|
|
return -1;
|
|
}
|
|
bss->added_bridge = 1;
|
|
br_ifindex = if_nametoindex(brname);
|
|
add_ifidx(drv, br_ifindex, drv->ifindex);
|
|
}
|
|
bss->br_ifindex = br_ifindex;
|
|
|
|
if (linux_br_get(in_br, ifname) == 0) {
|
|
if (os_strcmp(in_br, brname) == 0) {
|
|
bss->already_in_bridge = 1;
|
|
return 0; /* already in the bridge */
|
|
}
|
|
|
|
wpa_printf(MSG_DEBUG, "nl80211: Removing interface %s from "
|
|
"bridge %s", ifname, in_br);
|
|
if (linux_br_del_if(drv->global->ioctl_sock, in_br, ifname) <
|
|
0) {
|
|
wpa_printf(MSG_ERROR, "nl80211: Failed to "
|
|
"remove interface %s from bridge "
|
|
"%s: %s",
|
|
ifname, in_br, strerror(errno));
|
|
return -1;
|
|
}
|
|
}
|
|
|
|
wpa_printf(MSG_DEBUG, "nl80211: Adding interface %s into bridge %s",
|
|
ifname, brname);
|
|
if (linux_br_add_if(drv->global->ioctl_sock, brname, ifname) < 0) {
|
|
wpa_printf(MSG_WARNING,
|
|
"nl80211: Failed to add interface %s into bridge %s: %s",
|
|
ifname, brname, strerror(errno));
|
|
/* Try to continue without the interface being in a bridge. This
|
|
* may be needed for some cases, e.g., with Open vSwitch, where
|
|
* an external component will need to handle bridge
|
|
* configuration. */
|
|
return 0;
|
|
}
|
|
bss->added_if_into_bridge = 1;
|
|
|
|
return 0;
|
|
}
|
|
|
|
|
|
static void *i802_init(struct hostapd_data *hapd,
|
|
struct wpa_init_params *params)
|
|
{
|
|
struct wpa_driver_nl80211_data *drv;
|
|
struct i802_bss *bss;
|
|
size_t i;
|
|
char master_ifname[IFNAMSIZ];
|
|
int ifindex, br_ifindex = 0;
|
|
int br_added = 0;
|
|
|
|
bss = wpa_driver_nl80211_drv_init(hapd, params->ifname,
|
|
params->global_priv, 1,
|
|
params->bssid, params->driver_params);
|
|
if (bss == NULL)
|
|
return NULL;
|
|
|
|
drv = bss->drv;
|
|
|
|
if (linux_br_get(master_ifname, params->ifname) == 0) {
|
|
wpa_printf(MSG_DEBUG, "nl80211: Interface %s is in bridge %s",
|
|
params->ifname, master_ifname);
|
|
br_ifindex = if_nametoindex(master_ifname);
|
|
os_strlcpy(bss->brname, master_ifname, IFNAMSIZ);
|
|
} else if ((params->num_bridge == 0 || !params->bridge[0]) &&
|
|
linux_master_get(master_ifname, params->ifname) == 0) {
|
|
wpa_printf(MSG_DEBUG, "nl80211: Interface %s is in master %s",
|
|
params->ifname, master_ifname);
|
|
/* start listening for EAPOL on the master interface */
|
|
add_ifidx(drv, if_nametoindex(master_ifname), drv->ifindex);
|
|
|
|
/* check if master itself is under bridge */
|
|
if (linux_br_get(master_ifname, master_ifname) == 0) {
|
|
wpa_printf(MSG_DEBUG, "nl80211: which is in bridge %s",
|
|
master_ifname);
|
|
br_ifindex = if_nametoindex(master_ifname);
|
|
os_strlcpy(bss->brname, master_ifname, IFNAMSIZ);
|
|
}
|
|
} else {
|
|
master_ifname[0] = '\0';
|
|
}
|
|
|
|
bss->br_ifindex = br_ifindex;
|
|
|
|
for (i = 0; i < params->num_bridge; i++) {
|
|
if (params->bridge[i]) {
|
|
ifindex = if_nametoindex(params->bridge[i]);
|
|
if (ifindex)
|
|
add_ifidx(drv, ifindex, drv->ifindex);
|
|
if (ifindex == br_ifindex)
|
|
br_added = 1;
|
|
}
|
|
}
|
|
|
|
/* start listening for EAPOL on the default AP interface */
|
|
add_ifidx(drv, drv->ifindex, IFIDX_ANY);
|
|
|
|
if (params->num_bridge && params->bridge[0]) {
|
|
if (i802_check_bridge(drv, bss, params->bridge[0],
|
|
params->ifname) < 0)
|
|
goto failed;
|
|
if (os_strcmp(params->bridge[0], master_ifname) != 0)
|
|
br_added = 1;
|
|
}
|
|
|
|
if (!br_added && br_ifindex &&
|
|
(params->num_bridge == 0 || !params->bridge[0]))
|
|
add_ifidx(drv, br_ifindex, drv->ifindex);
|
|
|
|
#ifdef CONFIG_LIBNL3_ROUTE
|
|
if (bss->added_if_into_bridge || bss->already_in_bridge) {
|
|
int err;
|
|
|
|
drv->rtnl_sk = nl_socket_alloc();
|
|
if (drv->rtnl_sk == NULL) {
|
|
wpa_printf(MSG_ERROR, "nl80211: Failed to allocate nl_sock");
|
|
goto failed;
|
|
}
|
|
|
|
err = nl_connect(drv->rtnl_sk, NETLINK_ROUTE);
|
|
if (err) {
|
|
wpa_printf(MSG_ERROR, "nl80211: Failed to connect nl_sock to NETLINK_ROUTE: %s",
|
|
nl_geterror(err));
|
|
goto failed;
|
|
}
|
|
}
|
|
#endif /* CONFIG_LIBNL3_ROUTE */
|
|
|
|
if (drv->capa.flags2 & WPA_DRIVER_FLAGS2_CONTROL_PORT_RX) {
|
|
wpa_printf(MSG_DEBUG,
|
|
"nl80211: Do not open EAPOL RX socket - using control port for RX");
|
|
goto skip_eapol_sock;
|
|
}
|
|
|
|
drv->eapol_sock = socket(PF_PACKET, SOCK_DGRAM, htons(ETH_P_PAE));
|
|
if (drv->eapol_sock < 0) {
|
|
wpa_printf(MSG_ERROR, "nl80211: socket(PF_PACKET, SOCK_DGRAM, ETH_P_PAE) failed: %s",
|
|
strerror(errno));
|
|
goto failed;
|
|
}
|
|
|
|
if (eloop_register_read_sock(drv->eapol_sock, handle_eapol, drv, NULL))
|
|
{
|
|
wpa_printf(MSG_INFO, "nl80211: Could not register read socket for eapol");
|
|
goto failed;
|
|
}
|
|
skip_eapol_sock:
|
|
|
|
if (linux_get_ifhwaddr(drv->global->ioctl_sock, bss->ifname,
|
|
params->own_addr))
|
|
goto failed;
|
|
os_memcpy(drv->perm_addr, params->own_addr, ETH_ALEN);
|
|
|
|
memcpy(bss->addr, params->own_addr, ETH_ALEN);
|
|
|
|
return bss;
|
|
|
|
failed:
|
|
wpa_driver_nl80211_deinit(bss);
|
|
return NULL;
|
|
}
|
|
|
|
|
|
static void i802_deinit(void *priv)
|
|
{
|
|
struct i802_bss *bss = priv;
|
|
wpa_driver_nl80211_deinit(bss);
|
|
}
|
|
|
|
|
|
static enum nl80211_iftype wpa_driver_nl80211_if_type(
|
|
enum wpa_driver_if_type type)
|
|
{
|
|
switch (type) {
|
|
case WPA_IF_STATION:
|
|
return NL80211_IFTYPE_STATION;
|
|
case WPA_IF_P2P_CLIENT:
|
|
case WPA_IF_P2P_GROUP:
|
|
return NL80211_IFTYPE_P2P_CLIENT;
|
|
case WPA_IF_AP_VLAN:
|
|
return NL80211_IFTYPE_AP_VLAN;
|
|
case WPA_IF_AP_BSS:
|
|
return NL80211_IFTYPE_AP;
|
|
case WPA_IF_P2P_GO:
|
|
return NL80211_IFTYPE_P2P_GO;
|
|
case WPA_IF_P2P_DEVICE:
|
|
return NL80211_IFTYPE_P2P_DEVICE;
|
|
case WPA_IF_MESH:
|
|
return NL80211_IFTYPE_MESH_POINT;
|
|
default:
|
|
return -1;
|
|
}
|
|
}
|
|
|
|
|
|
static int nl80211_addr_in_use(struct nl80211_global *global, const u8 *addr)
|
|
{
|
|
struct wpa_driver_nl80211_data *drv;
|
|
dl_list_for_each(drv, &global->interfaces,
|
|
struct wpa_driver_nl80211_data, list) {
|
|
if (os_memcmp(addr, drv->first_bss->addr, ETH_ALEN) == 0)
|
|
return 1;
|
|
}
|
|
return 0;
|
|
}
|
|
|
|
|
|
static int nl80211_vif_addr(struct wpa_driver_nl80211_data *drv, u8 *new_addr)
|
|
{
|
|
unsigned int idx;
|
|
|
|
if (!drv->global)
|
|
return -1;
|
|
|
|
os_memcpy(new_addr, drv->first_bss->addr, ETH_ALEN);
|
|
for (idx = 0; idx < 64; idx++) {
|
|
new_addr[0] = drv->first_bss->addr[0] | 0x02;
|
|
new_addr[0] ^= idx << 2;
|
|
if (!nl80211_addr_in_use(drv->global, new_addr))
|
|
break;
|
|
}
|
|
if (idx == 64)
|
|
return -1;
|
|
|
|
wpa_printf(MSG_DEBUG, "nl80211: Assigned new virtual interface address "
|
|
MACSTR, MAC2STR(new_addr));
|
|
|
|
return 0;
|
|
}
|
|
|
|
|
|
struct wdev_info {
|
|
u64 wdev_id;
|
|
int wdev_id_set;
|
|
u8 macaddr[ETH_ALEN];
|
|
};
|
|
|
|
static int nl80211_wdev_handler(struct nl_msg *msg, void *arg)
|
|
{
|
|
struct genlmsghdr *gnlh = nlmsg_data(nlmsg_hdr(msg));
|
|
struct nlattr *tb[NL80211_ATTR_MAX + 1];
|
|
struct wdev_info *wi = arg;
|
|
|
|
nla_parse(tb, NL80211_ATTR_MAX, genlmsg_attrdata(gnlh, 0),
|
|
genlmsg_attrlen(gnlh, 0), NULL);
|
|
if (tb[NL80211_ATTR_WDEV]) {
|
|
wi->wdev_id = nla_get_u64(tb[NL80211_ATTR_WDEV]);
|
|
wi->wdev_id_set = 1;
|
|
}
|
|
|
|
if (tb[NL80211_ATTR_MAC])
|
|
os_memcpy(wi->macaddr, nla_data(tb[NL80211_ATTR_MAC]),
|
|
ETH_ALEN);
|
|
|
|
return NL_SKIP;
|
|
}
|
|
|
|
|
|
static int wpa_driver_nl80211_if_add(void *priv, enum wpa_driver_if_type type,
|
|
const char *ifname, const u8 *addr,
|
|
void *bss_ctx, void **drv_priv,
|
|
char *force_ifname, u8 *if_addr,
|
|
const char *bridge, int use_existing,
|
|
int setup_ap)
|
|
{
|
|
enum nl80211_iftype nlmode;
|
|
struct i802_bss *bss = priv;
|
|
struct wpa_driver_nl80211_data *drv = bss->drv;
|
|
int ifidx;
|
|
int added = 1;
|
|
|
|
if (addr)
|
|
os_memcpy(if_addr, addr, ETH_ALEN);
|
|
nlmode = wpa_driver_nl80211_if_type(type);
|
|
if (nlmode == NL80211_IFTYPE_P2P_DEVICE) {
|
|
struct wdev_info p2pdev_info;
|
|
|
|
os_memset(&p2pdev_info, 0, sizeof(p2pdev_info));
|
|
ifidx = nl80211_create_iface(drv, ifname, nlmode, addr,
|
|
0, nl80211_wdev_handler,
|
|
&p2pdev_info, use_existing);
|
|
if (!p2pdev_info.wdev_id_set || ifidx != 0) {
|
|
wpa_printf(MSG_ERROR, "nl80211: Failed to create a P2P Device interface %s",
|
|
ifname);
|
|
return -1;
|
|
}
|
|
|
|
drv->global->if_add_wdevid = p2pdev_info.wdev_id;
|
|
drv->global->if_add_wdevid_set = p2pdev_info.wdev_id_set;
|
|
if (!is_zero_ether_addr(p2pdev_info.macaddr))
|
|
os_memcpy(if_addr, p2pdev_info.macaddr, ETH_ALEN);
|
|
wpa_printf(MSG_DEBUG, "nl80211: New P2P Device interface %s (0x%llx) created",
|
|
ifname,
|
|
(long long unsigned int) p2pdev_info.wdev_id);
|
|
} else {
|
|
ifidx = nl80211_create_iface(drv, ifname, nlmode, addr,
|
|
0, NULL, NULL, use_existing);
|
|
if (use_existing && ifidx == -ENFILE) {
|
|
added = 0;
|
|
ifidx = if_nametoindex(ifname);
|
|
} else if (ifidx < 0) {
|
|
return -1;
|
|
}
|
|
}
|
|
|
|
if (!addr) {
|
|
if (nlmode == NL80211_IFTYPE_P2P_DEVICE)
|
|
os_memcpy(if_addr, bss->addr, ETH_ALEN);
|
|
else if (linux_get_ifhwaddr(drv->global->ioctl_sock,
|
|
ifname, if_addr) < 0) {
|
|
if (added)
|
|
nl80211_remove_iface(drv, ifidx);
|
|
return -1;
|
|
}
|
|
}
|
|
|
|
if (!addr &&
|
|
(type == WPA_IF_P2P_CLIENT || type == WPA_IF_P2P_GROUP ||
|
|
type == WPA_IF_P2P_GO || type == WPA_IF_MESH ||
|
|
type == WPA_IF_STATION)) {
|
|
/* Enforce unique address */
|
|
u8 new_addr[ETH_ALEN];
|
|
|
|
if (linux_get_ifhwaddr(drv->global->ioctl_sock, ifname,
|
|
new_addr) < 0) {
|
|
if (added)
|
|
nl80211_remove_iface(drv, ifidx);
|
|
return -1;
|
|
}
|
|
if (nl80211_addr_in_use(drv->global, new_addr)) {
|
|
wpa_printf(MSG_DEBUG, "nl80211: Allocate new address "
|
|
"for interface %s type %d", ifname, type);
|
|
if (nl80211_vif_addr(drv, new_addr) < 0) {
|
|
if (added)
|
|
nl80211_remove_iface(drv, ifidx);
|
|
return -1;
|
|
}
|
|
if (linux_set_ifhwaddr(drv->global->ioctl_sock, ifname,
|
|
new_addr) < 0) {
|
|
if (added)
|
|
nl80211_remove_iface(drv, ifidx);
|
|
return -1;
|
|
}
|
|
}
|
|
os_memcpy(if_addr, new_addr, ETH_ALEN);
|
|
}
|
|
|
|
if (type == WPA_IF_AP_BSS && setup_ap) {
|
|
struct i802_bss *new_bss = os_zalloc(sizeof(*new_bss));
|
|
if (new_bss == NULL) {
|
|
if (added)
|
|
nl80211_remove_iface(drv, ifidx);
|
|
return -1;
|
|
}
|
|
|
|
if (bridge &&
|
|
i802_check_bridge(drv, new_bss, bridge, ifname) < 0) {
|
|
wpa_printf(MSG_ERROR, "nl80211: Failed to add the new "
|
|
"interface %s to a bridge %s",
|
|
ifname, bridge);
|
|
if (added)
|
|
nl80211_remove_iface(drv, ifidx);
|
|
os_free(new_bss);
|
|
return -1;
|
|
}
|
|
|
|
if (linux_set_iface_flags(drv->global->ioctl_sock, ifname, 1))
|
|
{
|
|
if (added)
|
|
nl80211_remove_iface(drv, ifidx);
|
|
os_free(new_bss);
|
|
return -1;
|
|
}
|
|
os_strlcpy(new_bss->ifname, ifname, IFNAMSIZ);
|
|
os_memcpy(new_bss->addr, if_addr, ETH_ALEN);
|
|
new_bss->ifindex = ifidx;
|
|
new_bss->drv = drv;
|
|
new_bss->next = drv->first_bss->next;
|
|
new_bss->freq = drv->first_bss->freq;
|
|
new_bss->ctx = bss_ctx;
|
|
new_bss->added_if = added;
|
|
drv->first_bss->next = new_bss;
|
|
if (drv_priv)
|
|
*drv_priv = new_bss;
|
|
nl80211_init_bss(new_bss);
|
|
|
|
/* Subscribe management frames for this WPA_IF_AP_BSS */
|
|
if (nl80211_setup_ap(new_bss))
|
|
return -1;
|
|
}
|
|
|
|
if (drv->global)
|
|
drv->global->if_add_ifindex = ifidx;
|
|
|
|
/*
|
|
* Some virtual interfaces need to process EAPOL packets and events on
|
|
* the parent interface. This is used mainly with hostapd.
|
|
*/
|
|
if (ifidx > 0 &&
|
|
(drv->hostapd ||
|
|
nlmode == NL80211_IFTYPE_AP_VLAN ||
|
|
nlmode == NL80211_IFTYPE_WDS ||
|
|
nlmode == NL80211_IFTYPE_MONITOR))
|
|
add_ifidx(drv, ifidx, IFIDX_ANY);
|
|
|
|
return 0;
|
|
}
|
|
|
|
|
|
static int wpa_driver_nl80211_if_remove(struct i802_bss *bss,
|
|
enum wpa_driver_if_type type,
|
|
const char *ifname)
|
|
{
|
|
struct wpa_driver_nl80211_data *drv = bss->drv;
|
|
int ifindex = if_nametoindex(ifname);
|
|
|
|
wpa_printf(MSG_DEBUG, "nl80211: %s(type=%d ifname=%s) ifindex=%d added_if=%d",
|
|
__func__, type, ifname, ifindex, bss->added_if);
|
|
if (ifindex > 0 && (bss->added_if || bss->ifindex != ifindex))
|
|
nl80211_remove_iface(drv, ifindex);
|
|
else if (ifindex > 0 && !bss->added_if) {
|
|
struct wpa_driver_nl80211_data *drv2;
|
|
dl_list_for_each(drv2, &drv->global->interfaces,
|
|
struct wpa_driver_nl80211_data, list) {
|
|
del_ifidx(drv2, ifindex, IFIDX_ANY);
|
|
del_ifidx(drv2, IFIDX_ANY, ifindex);
|
|
}
|
|
}
|
|
|
|
if (type != WPA_IF_AP_BSS)
|
|
return 0;
|
|
|
|
if (bss->added_if_into_bridge) {
|
|
if (linux_br_del_if(drv->global->ioctl_sock, bss->brname,
|
|
bss->ifname) < 0)
|
|
wpa_printf(MSG_INFO, "nl80211: Failed to remove "
|
|
"interface %s from bridge %s: %s",
|
|
bss->ifname, bss->brname, strerror(errno));
|
|
}
|
|
if (bss->added_bridge) {
|
|
if (linux_br_del(drv->global->ioctl_sock, bss->brname) < 0)
|
|
wpa_printf(MSG_INFO, "nl80211: Failed to remove "
|
|
"bridge %s: %s",
|
|
bss->brname, strerror(errno));
|
|
}
|
|
|
|
if (bss != drv->first_bss) {
|
|
struct i802_bss *tbss;
|
|
|
|
wpa_printf(MSG_DEBUG, "nl80211: Not the first BSS - remove it");
|
|
for (tbss = drv->first_bss; tbss; tbss = tbss->next) {
|
|
if (tbss->next == bss) {
|
|
tbss->next = bss->next;
|
|
/* Unsubscribe management frames */
|
|
nl80211_teardown_ap(bss);
|
|
nl80211_destroy_bss(bss);
|
|
if (!bss->added_if)
|
|
i802_set_iface_flags(bss, 0);
|
|
os_free(bss);
|
|
bss = NULL;
|
|
break;
|
|
}
|
|
}
|
|
if (bss)
|
|
wpa_printf(MSG_INFO, "nl80211: %s - could not find "
|
|
"BSS %p in the list", __func__, bss);
|
|
} else {
|
|
wpa_printf(MSG_DEBUG, "nl80211: First BSS - reassign context");
|
|
nl80211_teardown_ap(bss);
|
|
if (!bss->added_if && !drv->first_bss->next)
|
|
wpa_driver_nl80211_del_beacon(bss);
|
|
nl80211_destroy_bss(bss);
|
|
if (!bss->added_if)
|
|
i802_set_iface_flags(bss, 0);
|
|
if (drv->first_bss->next) {
|
|
drv->first_bss = drv->first_bss->next;
|
|
drv->ctx = drv->first_bss->ctx;
|
|
os_free(bss);
|
|
} else {
|
|
wpa_printf(MSG_DEBUG, "nl80211: No second BSS to reassign context to");
|
|
}
|
|
}
|
|
|
|
return 0;
|
|
}
|
|
|
|
|
|
static int cookie_handler(struct nl_msg *msg, void *arg)
|
|
{
|
|
struct nlattr *tb[NL80211_ATTR_MAX + 1];
|
|
struct genlmsghdr *gnlh = nlmsg_data(nlmsg_hdr(msg));
|
|
u64 *cookie = arg;
|
|
nla_parse(tb, NL80211_ATTR_MAX, genlmsg_attrdata(gnlh, 0),
|
|
genlmsg_attrlen(gnlh, 0), NULL);
|
|
if (tb[NL80211_ATTR_COOKIE])
|
|
*cookie = nla_get_u64(tb[NL80211_ATTR_COOKIE]);
|
|
return NL_SKIP;
|
|
}
|
|
|
|
|
|
static int nl80211_send_frame_cmd(struct i802_bss *bss,
|
|
unsigned int freq, unsigned int wait,
|
|
const u8 *buf, size_t buf_len,
|
|
int save_cookie, int no_cck, int no_ack,
|
|
int offchanok, const u16 *csa_offs,
|
|
size_t csa_offs_len)
|
|
{
|
|
struct wpa_driver_nl80211_data *drv = bss->drv;
|
|
struct nl_msg *msg;
|
|
u64 cookie;
|
|
int ret = -1;
|
|
|
|
wpa_printf(MSG_MSGDUMP, "nl80211: CMD_FRAME freq=%u wait=%u no_cck=%d "
|
|
"no_ack=%d offchanok=%d",
|
|
freq, wait, no_cck, no_ack, offchanok);
|
|
wpa_hexdump(MSG_MSGDUMP, "CMD_FRAME", buf, buf_len);
|
|
|
|
if (!(msg = nl80211_cmd_msg(bss, 0, NL80211_CMD_FRAME)) ||
|
|
(freq && nla_put_u32(msg, NL80211_ATTR_WIPHY_FREQ, freq)) ||
|
|
(wait && nla_put_u32(msg, NL80211_ATTR_DURATION, wait)) ||
|
|
(offchanok && ((drv->capa.flags & WPA_DRIVER_FLAGS_OFFCHANNEL_TX) ||
|
|
drv->test_use_roc_tx) &&
|
|
nla_put_flag(msg, NL80211_ATTR_OFFCHANNEL_TX_OK)) ||
|
|
(no_cck && nla_put_flag(msg, NL80211_ATTR_TX_NO_CCK_RATE)) ||
|
|
(no_ack && nla_put_flag(msg, NL80211_ATTR_DONT_WAIT_FOR_ACK)) ||
|
|
(csa_offs && nla_put(msg, NL80211_ATTR_CSA_C_OFFSETS_TX,
|
|
csa_offs_len * sizeof(u16), csa_offs)) ||
|
|
nla_put(msg, NL80211_ATTR_FRAME, buf_len, buf))
|
|
goto fail;
|
|
|
|
cookie = 0;
|
|
ret = send_and_recv_msgs(drv, msg, cookie_handler, &cookie, NULL, NULL);
|
|
msg = NULL;
|
|
if (ret) {
|
|
wpa_printf(MSG_DEBUG, "nl80211: Frame command failed: ret=%d "
|
|
"(%s) (freq=%u wait=%u)", ret, strerror(-ret),
|
|
freq, wait);
|
|
} else {
|
|
wpa_printf(MSG_MSGDUMP, "nl80211: Frame TX command accepted%s; "
|
|
"cookie 0x%llx", no_ack ? " (no ACK)" : "",
|
|
(long long unsigned int) cookie);
|
|
|
|
if (save_cookie)
|
|
drv->send_frame_cookie = no_ack ? (u64) -1 : cookie;
|
|
|
|
if (drv->num_send_frame_cookies == MAX_SEND_FRAME_COOKIES) {
|
|
wpa_printf(MSG_DEBUG,
|
|
"nl80211: Drop oldest pending send frame cookie 0x%llx",
|
|
(long long unsigned int)
|
|
drv->send_frame_cookies[0]);
|
|
os_memmove(&drv->send_frame_cookies[0],
|
|
&drv->send_frame_cookies[1],
|
|
(MAX_SEND_FRAME_COOKIES - 1) *
|
|
sizeof(u64));
|
|
drv->num_send_frame_cookies--;
|
|
}
|
|
drv->send_frame_cookies[drv->num_send_frame_cookies] = cookie;
|
|
drv->num_send_frame_cookies++;
|
|
}
|
|
|
|
fail:
|
|
nlmsg_free(msg);
|
|
return ret;
|
|
}
|
|
|
|
|
|
static int wpa_driver_nl80211_send_action(struct i802_bss *bss,
|
|
unsigned int freq,
|
|
unsigned int wait_time,
|
|
const u8 *dst, const u8 *src,
|
|
const u8 *bssid,
|
|
const u8 *data, size_t data_len,
|
|
int no_cck)
|
|
{
|
|
struct wpa_driver_nl80211_data *drv = bss->drv;
|
|
int ret = -1;
|
|
u8 *buf;
|
|
struct ieee80211_hdr *hdr;
|
|
int offchanok = 1;
|
|
|
|
if (is_ap_interface(drv->nlmode) && (int) freq == bss->freq &&
|
|
bss->beacon_set)
|
|
offchanok = 0;
|
|
|
|
wpa_printf(MSG_DEBUG, "nl80211: Send Action frame (ifindex=%d, "
|
|
"freq=%u MHz wait=%d ms no_cck=%d offchanok=%d)",
|
|
drv->ifindex, freq, wait_time, no_cck, offchanok);
|
|
|
|
buf = os_zalloc(24 + data_len);
|
|
if (buf == NULL)
|
|
return ret;
|
|
os_memcpy(buf + 24, data, data_len);
|
|
hdr = (struct ieee80211_hdr *) buf;
|
|
hdr->frame_control =
|
|
IEEE80211_FC(WLAN_FC_TYPE_MGMT, WLAN_FC_STYPE_ACTION);
|
|
os_memcpy(hdr->addr1, dst, ETH_ALEN);
|
|
os_memcpy(hdr->addr2, src, ETH_ALEN);
|
|
os_memcpy(hdr->addr3, bssid, ETH_ALEN);
|
|
|
|
if (os_memcmp(bss->addr, src, ETH_ALEN) != 0) {
|
|
wpa_printf(MSG_DEBUG, "nl80211: Use random TA " MACSTR,
|
|
MAC2STR(src));
|
|
os_memcpy(bss->rand_addr, src, ETH_ALEN);
|
|
} else {
|
|
os_memset(bss->rand_addr, 0, ETH_ALEN);
|
|
}
|
|
|
|
#ifdef CONFIG_MESH
|
|
if (is_mesh_interface(drv->nlmode)) {
|
|
struct hostapd_hw_modes *modes;
|
|
u16 num_modes, flags;
|
|
u8 dfs_domain;
|
|
int i;
|
|
|
|
modes = nl80211_get_hw_feature_data(bss, &num_modes,
|
|
&flags, &dfs_domain);
|
|
if (dfs_domain != HOSTAPD_DFS_REGION_ETSI &&
|
|
ieee80211_is_dfs(bss->freq, modes, num_modes))
|
|
offchanok = 0;
|
|
if (modes) {
|
|
for (i = 0; i < num_modes; i++) {
|
|
os_free(modes[i].channels);
|
|
os_free(modes[i].rates);
|
|
}
|
|
os_free(modes);
|
|
}
|
|
}
|
|
#endif /* CONFIG_MESH */
|
|
|
|
if (is_ap_interface(drv->nlmode) &&
|
|
(!(drv->capa.flags & WPA_DRIVER_FLAGS_OFFCHANNEL_TX) ||
|
|
(int) freq == bss->freq || drv->device_ap_sme ||
|
|
!drv->use_monitor))
|
|
ret = wpa_driver_nl80211_send_mlme(bss, buf, 24 + data_len,
|
|
0, freq, no_cck, offchanok,
|
|
wait_time, NULL, 0, 0);
|
|
else
|
|
ret = nl80211_send_frame_cmd(bss, freq, wait_time, buf,
|
|
24 + data_len,
|
|
1, no_cck, 0, offchanok, NULL, 0);
|
|
|
|
os_free(buf);
|
|
return ret;
|
|
}
|
|
|
|
|
|
static void nl80211_frame_wait_cancel(struct i802_bss *bss, u64 cookie)
|
|
{
|
|
struct wpa_driver_nl80211_data *drv = bss->drv;
|
|
struct nl_msg *msg;
|
|
int ret;
|
|
|
|
wpa_printf(MSG_DEBUG, "nl80211: Cancel TX frame wait: cookie=0x%llx",
|
|
(long long unsigned int) cookie);
|
|
if (!(msg = nl80211_cmd_msg(bss, 0, NL80211_CMD_FRAME_WAIT_CANCEL)) ||
|
|
nla_put_u64(msg, NL80211_ATTR_COOKIE, cookie)) {
|
|
nlmsg_free(msg);
|
|
return;
|
|
}
|
|
|
|
ret = send_and_recv_msgs(drv, msg, NULL, NULL, NULL, NULL);
|
|
if (ret)
|
|
wpa_printf(MSG_DEBUG, "nl80211: wait cancel failed: ret=%d "
|
|
"(%s)", ret, strerror(-ret));
|
|
}
|
|
|
|
|
|
static void wpa_driver_nl80211_send_action_cancel_wait(void *priv)
|
|
{
|
|
struct i802_bss *bss = priv;
|
|
struct wpa_driver_nl80211_data *drv = bss->drv;
|
|
unsigned int i;
|
|
u64 cookie;
|
|
|
|
/* Cancel the last pending TX cookie */
|
|
nl80211_frame_wait_cancel(bss, drv->send_frame_cookie);
|
|
|
|
/*
|
|
* Cancel the other pending TX cookies, if any. This is needed since
|
|
* the driver may keep a list of all pending offchannel TX operations
|
|
* and free up the radio only once they have expired or cancelled.
|
|
*/
|
|
for (i = drv->num_send_frame_cookies; i > 0; i--) {
|
|
cookie = drv->send_frame_cookies[i - 1];
|
|
if (cookie != drv->send_frame_cookie)
|
|
nl80211_frame_wait_cancel(bss, cookie);
|
|
}
|
|
drv->num_send_frame_cookies = 0;
|
|
}
|
|
|
|
|
|
static int wpa_driver_nl80211_remain_on_channel(void *priv, unsigned int freq,
|
|
unsigned int duration)
|
|
{
|
|
struct i802_bss *bss = priv;
|
|
struct wpa_driver_nl80211_data *drv = bss->drv;
|
|
struct nl_msg *msg;
|
|
int ret;
|
|
u64 cookie;
|
|
|
|
if (!(msg = nl80211_cmd_msg(bss, 0, NL80211_CMD_REMAIN_ON_CHANNEL)) ||
|
|
nla_put_u32(msg, NL80211_ATTR_WIPHY_FREQ, freq) ||
|
|
nla_put_u32(msg, NL80211_ATTR_DURATION, duration)) {
|
|
nlmsg_free(msg);
|
|
return -1;
|
|
}
|
|
|
|
cookie = 0;
|
|
ret = send_and_recv_msgs(drv, msg, cookie_handler, &cookie, NULL, NULL);
|
|
if (ret == 0) {
|
|
wpa_printf(MSG_DEBUG, "nl80211: Remain-on-channel cookie "
|
|
"0x%llx for freq=%u MHz duration=%u",
|
|
(long long unsigned int) cookie, freq, duration);
|
|
drv->remain_on_chan_cookie = cookie;
|
|
drv->pending_remain_on_chan = 1;
|
|
return 0;
|
|
}
|
|
wpa_printf(MSG_DEBUG, "nl80211: Failed to request remain-on-channel "
|
|
"(freq=%d duration=%u): %d (%s)",
|
|
freq, duration, ret, strerror(-ret));
|
|
return -1;
|
|
}
|
|
|
|
|
|
static int wpa_driver_nl80211_cancel_remain_on_channel(void *priv)
|
|
{
|
|
struct i802_bss *bss = priv;
|
|
struct wpa_driver_nl80211_data *drv = bss->drv;
|
|
struct nl_msg *msg;
|
|
int ret;
|
|
|
|
if (!drv->pending_remain_on_chan) {
|
|
wpa_printf(MSG_DEBUG, "nl80211: No pending remain-on-channel "
|
|
"to cancel");
|
|
return -1;
|
|
}
|
|
|
|
wpa_printf(MSG_DEBUG, "nl80211: Cancel remain-on-channel with cookie "
|
|
"0x%llx",
|
|
(long long unsigned int) drv->remain_on_chan_cookie);
|
|
|
|
msg = nl80211_cmd_msg(bss, 0, NL80211_CMD_CANCEL_REMAIN_ON_CHANNEL);
|
|
if (!msg ||
|
|
nla_put_u64(msg, NL80211_ATTR_COOKIE, drv->remain_on_chan_cookie)) {
|
|
nlmsg_free(msg);
|
|
return -1;
|
|
}
|
|
|
|
ret = send_and_recv_msgs(drv, msg, NULL, NULL, NULL, NULL);
|
|
if (ret == 0)
|
|
return 0;
|
|
wpa_printf(MSG_DEBUG, "nl80211: Failed to cancel remain-on-channel: "
|
|
"%d (%s)", ret, strerror(-ret));
|
|
return -1;
|
|
}
|
|
|
|
|
|
static int wpa_driver_nl80211_probe_req_report(struct i802_bss *bss, int report)
|
|
{
|
|
struct wpa_driver_nl80211_data *drv = bss->drv;
|
|
|
|
if (!report) {
|
|
if (bss->nl_preq && drv->device_ap_sme &&
|
|
is_ap_interface(drv->nlmode) && !bss->in_deinit &&
|
|
!bss->static_ap) {
|
|
/*
|
|
* Do not disable Probe Request reporting that was
|
|
* enabled in nl80211_setup_ap().
|
|
*/
|
|
wpa_printf(MSG_DEBUG, "nl80211: Skip disabling of "
|
|
"Probe Request reporting nl_preq=%p while "
|
|
"in AP mode", bss->nl_preq);
|
|
} else if (bss->nl_preq) {
|
|
wpa_printf(MSG_DEBUG, "nl80211: Disable Probe Request "
|
|
"reporting nl_preq=%p", bss->nl_preq);
|
|
nl80211_destroy_eloop_handle(&bss->nl_preq, 0);
|
|
}
|
|
return 0;
|
|
}
|
|
|
|
if (bss->nl_preq) {
|
|
wpa_printf(MSG_DEBUG, "nl80211: Probe Request reporting "
|
|
"already on! nl_preq=%p", bss->nl_preq);
|
|
return 0;
|
|
}
|
|
|
|
bss->nl_preq = nl_create_handle(drv->global->nl_cb, "preq");
|
|
if (bss->nl_preq == NULL)
|
|
return -1;
|
|
wpa_printf(MSG_DEBUG, "nl80211: Enable Probe Request "
|
|
"reporting nl_preq=%p", bss->nl_preq);
|
|
|
|
if (nl80211_register_frame(bss, bss->nl_preq,
|
|
(WLAN_FC_TYPE_MGMT << 2) |
|
|
(WLAN_FC_STYPE_PROBE_REQ << 4),
|
|
NULL, 0, false) < 0)
|
|
goto out_err;
|
|
|
|
nl80211_register_eloop_read(&bss->nl_preq,
|
|
wpa_driver_nl80211_event_receive,
|
|
bss->nl_cb, 0);
|
|
|
|
return 0;
|
|
|
|
out_err:
|
|
nl_destroy_handles(&bss->nl_preq);
|
|
return -1;
|
|
}
|
|
|
|
|
|
static int nl80211_disable_11b_rates(struct wpa_driver_nl80211_data *drv,
|
|
int ifindex, int disabled)
|
|
{
|
|
struct nl_msg *msg;
|
|
struct nlattr *bands, *band;
|
|
int ret;
|
|
|
|
wpa_printf(MSG_DEBUG,
|
|
"nl80211: NL80211_CMD_SET_TX_BITRATE_MASK (ifindex=%d %s)",
|
|
ifindex, disabled ? "NL80211_TXRATE_LEGACY=OFDM-only" :
|
|
"no NL80211_TXRATE_LEGACY constraint");
|
|
|
|
msg = nl80211_ifindex_msg(drv, ifindex, 0,
|
|
NL80211_CMD_SET_TX_BITRATE_MASK);
|
|
if (!msg)
|
|
return -1;
|
|
|
|
bands = nla_nest_start(msg, NL80211_ATTR_TX_RATES);
|
|
if (!bands)
|
|
goto fail;
|
|
|
|
/*
|
|
* Disable 2 GHz rates 1, 2, 5.5, 11 Mbps by masking out everything
|
|
* else apart from 6, 9, 12, 18, 24, 36, 48, 54 Mbps from non-MCS
|
|
* rates. All 5 GHz rates are left enabled.
|
|
*/
|
|
band = nla_nest_start(msg, NL80211_BAND_2GHZ);
|
|
if (!band ||
|
|
(disabled && nla_put(msg, NL80211_TXRATE_LEGACY, 8,
|
|
"\x0c\x12\x18\x24\x30\x48\x60\x6c")))
|
|
goto fail;
|
|
nla_nest_end(msg, band);
|
|
|
|
nla_nest_end(msg, bands);
|
|
|
|
ret = send_and_recv_msgs(drv, msg, NULL, NULL, NULL, NULL);
|
|
if (ret) {
|
|
wpa_printf(MSG_DEBUG, "nl80211: Set TX rates failed: ret=%d "
|
|
"(%s)", ret, strerror(-ret));
|
|
} else
|
|
drv->disabled_11b_rates = disabled;
|
|
|
|
return ret;
|
|
|
|
fail:
|
|
nlmsg_free(msg);
|
|
return -1;
|
|
}
|
|
|
|
|
|
static int wpa_driver_nl80211_deinit_ap(void *priv)
|
|
{
|
|
struct i802_bss *bss = priv;
|
|
struct wpa_driver_nl80211_data *drv = bss->drv;
|
|
if (!is_ap_interface(drv->nlmode))
|
|
return -1;
|
|
wpa_driver_nl80211_del_beacon(bss);
|
|
bss->beacon_set = 0;
|
|
|
|
/*
|
|
* If the P2P GO interface was dynamically added, then it is
|
|
* possible that the interface change to station is not possible.
|
|
*/
|
|
if (drv->nlmode == NL80211_IFTYPE_P2P_GO && bss->if_dynamic)
|
|
return 0;
|
|
|
|
return wpa_driver_nl80211_set_mode(priv, NL80211_IFTYPE_STATION);
|
|
}
|
|
|
|
|
|
static int wpa_driver_nl80211_stop_ap(void *priv)
|
|
{
|
|
struct i802_bss *bss = priv;
|
|
struct wpa_driver_nl80211_data *drv = bss->drv;
|
|
if (!is_ap_interface(drv->nlmode))
|
|
return -1;
|
|
wpa_driver_nl80211_del_beacon(bss);
|
|
bss->beacon_set = 0;
|
|
return 0;
|
|
}
|
|
|
|
|
|
static int wpa_driver_nl80211_deinit_p2p_cli(void *priv)
|
|
{
|
|
struct i802_bss *bss = priv;
|
|
struct wpa_driver_nl80211_data *drv = bss->drv;
|
|
if (drv->nlmode != NL80211_IFTYPE_P2P_CLIENT)
|
|
return -1;
|
|
|
|
/*
|
|
* If the P2P Client interface was dynamically added, then it is
|
|
* possible that the interface change to station is not possible.
|
|
*/
|
|
if (bss->if_dynamic)
|
|
return 0;
|
|
|
|
return wpa_driver_nl80211_set_mode(priv, NL80211_IFTYPE_STATION);
|
|
}
|
|
|
|
|
|
static void wpa_driver_nl80211_resume(void *priv)
|
|
{
|
|
struct i802_bss *bss = priv;
|
|
enum nl80211_iftype nlmode = nl80211_get_ifmode(bss);
|
|
|
|
if (i802_set_iface_flags(bss, 1))
|
|
wpa_printf(MSG_DEBUG, "nl80211: Failed to set interface up on resume event");
|
|
|
|
if (is_p2p_net_interface(nlmode))
|
|
nl80211_disable_11b_rates(bss->drv, bss->drv->ifindex, 1);
|
|
}
|
|
|
|
|
|
static int nl80211_signal_monitor(void *priv, int threshold, int hysteresis)
|
|
{
|
|
struct i802_bss *bss = priv;
|
|
struct wpa_driver_nl80211_data *drv = bss->drv;
|
|
struct nl_msg *msg;
|
|
struct nlattr *cqm;
|
|
|
|
wpa_printf(MSG_DEBUG, "nl80211: Signal monitor threshold=%d "
|
|
"hysteresis=%d", threshold, hysteresis);
|
|
|
|
if (!(msg = nl80211_bss_msg(bss, 0, NL80211_CMD_SET_CQM)) ||
|
|
!(cqm = nla_nest_start(msg, NL80211_ATTR_CQM)) ||
|
|
nla_put_u32(msg, NL80211_ATTR_CQM_RSSI_THOLD, threshold) ||
|
|
nla_put_u32(msg, NL80211_ATTR_CQM_RSSI_HYST, hysteresis)) {
|
|
nlmsg_free(msg);
|
|
return -1;
|
|
}
|
|
nla_nest_end(msg, cqm);
|
|
|
|
return send_and_recv_msgs(drv, msg, NULL, NULL, NULL, NULL);
|
|
}
|
|
|
|
|
|
static int get_channel_width(struct nl_msg *msg, void *arg)
|
|
{
|
|
struct nlattr *tb[NL80211_ATTR_MAX + 1];
|
|
struct genlmsghdr *gnlh = nlmsg_data(nlmsg_hdr(msg));
|
|
struct wpa_signal_info *sig_change = arg;
|
|
|
|
nla_parse(tb, NL80211_ATTR_MAX, genlmsg_attrdata(gnlh, 0),
|
|
genlmsg_attrlen(gnlh, 0), NULL);
|
|
|
|
sig_change->center_frq1 = -1;
|
|
sig_change->center_frq2 = -1;
|
|
sig_change->chanwidth = CHAN_WIDTH_UNKNOWN;
|
|
|
|
if (tb[NL80211_ATTR_CHANNEL_WIDTH]) {
|
|
sig_change->chanwidth = convert2width(
|
|
nla_get_u32(tb[NL80211_ATTR_CHANNEL_WIDTH]));
|
|
if (tb[NL80211_ATTR_CENTER_FREQ1])
|
|
sig_change->center_frq1 =
|
|
nla_get_u32(tb[NL80211_ATTR_CENTER_FREQ1]);
|
|
if (tb[NL80211_ATTR_CENTER_FREQ2])
|
|
sig_change->center_frq2 =
|
|
nla_get_u32(tb[NL80211_ATTR_CENTER_FREQ2]);
|
|
}
|
|
|
|
return NL_SKIP;
|
|
}
|
|
|
|
|
|
static int nl80211_get_channel_width(struct wpa_driver_nl80211_data *drv,
|
|
struct wpa_signal_info *sig)
|
|
{
|
|
struct nl_msg *msg;
|
|
|
|
msg = nl80211_drv_msg(drv, 0, NL80211_CMD_GET_INTERFACE);
|
|
return send_and_recv_msgs(drv, msg, get_channel_width, sig, NULL, NULL);
|
|
}
|
|
|
|
|
|
static int nl80211_signal_poll(void *priv, struct wpa_signal_info *si)
|
|
{
|
|
struct i802_bss *bss = priv;
|
|
struct wpa_driver_nl80211_data *drv = bss->drv;
|
|
int res;
|
|
|
|
os_memset(si, 0, sizeof(*si));
|
|
res = nl80211_get_link_signal(drv, si);
|
|
if (res) {
|
|
if (drv->nlmode != NL80211_IFTYPE_ADHOC &&
|
|
drv->nlmode != NL80211_IFTYPE_MESH_POINT)
|
|
return res;
|
|
si->current_signal = 0;
|
|
}
|
|
|
|
res = nl80211_get_channel_width(drv, si);
|
|
if (res != 0)
|
|
return res;
|
|
|
|
return nl80211_get_link_noise(drv, si);
|
|
}
|
|
|
|
|
|
static int nl80211_set_param(void *priv, const char *param)
|
|
{
|
|
struct i802_bss *bss = priv;
|
|
struct wpa_driver_nl80211_data *drv = bss->drv;
|
|
|
|
if (param == NULL)
|
|
return 0;
|
|
wpa_printf(MSG_DEBUG, "nl80211: driver param='%s'", param);
|
|
|
|
#ifdef CONFIG_P2P
|
|
if (os_strstr(param, "use_p2p_group_interface=1")) {
|
|
wpa_printf(MSG_DEBUG, "nl80211: Use separate P2P group "
|
|
"interface");
|
|
drv->capa.flags |= WPA_DRIVER_FLAGS_P2P_CONCURRENT;
|
|
drv->capa.flags |= WPA_DRIVER_FLAGS_P2P_MGMT_AND_NON_P2P;
|
|
}
|
|
#endif /* CONFIG_P2P */
|
|
|
|
if (os_strstr(param, "use_monitor=1"))
|
|
drv->use_monitor = 1;
|
|
|
|
if (os_strstr(param, "force_connect_cmd=1")) {
|
|
drv->capa.flags &= ~WPA_DRIVER_FLAGS_SME;
|
|
drv->force_connect_cmd = 1;
|
|
}
|
|
|
|
if (os_strstr(param, "force_bss_selection=1"))
|
|
drv->capa.flags |= WPA_DRIVER_FLAGS_BSS_SELECTION;
|
|
|
|
if (os_strstr(param, "no_offchannel_tx=1")) {
|
|
drv->capa.flags &= ~WPA_DRIVER_FLAGS_OFFCHANNEL_TX;
|
|
drv->test_use_roc_tx = 1;
|
|
}
|
|
|
|
if (os_strstr(param, "control_port=0")) {
|
|
drv->capa.flags &= ~WPA_DRIVER_FLAGS_CONTROL_PORT;
|
|
drv->capa.flags2 &= ~(WPA_DRIVER_FLAGS2_CONTROL_PORT_RX |
|
|
WPA_DRIVER_FLAGS2_CONTROL_PORT_TX_STATUS);
|
|
drv->control_port_ap = 0;
|
|
}
|
|
|
|
if (os_strstr(param, "control_port_ap=1"))
|
|
drv->control_port_ap = 1;
|
|
|
|
if (os_strstr(param, "control_port_ap=0")) {
|
|
drv->capa.flags2 &= ~WPA_DRIVER_FLAGS2_CONTROL_PORT_TX_STATUS;
|
|
drv->control_port_ap = 0;
|
|
}
|
|
|
|
if (os_strstr(param, "full_ap_client_state=0"))
|
|
drv->capa.flags &= ~WPA_DRIVER_FLAGS_FULL_AP_CLIENT_STATE;
|
|
|
|
if (os_strstr(param, "no_rrm=1")) {
|
|
drv->no_rrm = 1;
|
|
|
|
if (!bss->in_deinit && !is_ap_interface(drv->nlmode) &&
|
|
!is_mesh_interface(drv->nlmode)) {
|
|
nl80211_mgmt_unsubscribe(bss, "no_rrm=1");
|
|
if (nl80211_mgmt_subscribe_non_ap(bss) < 0)
|
|
wpa_printf(MSG_DEBUG,
|
|
"nl80211: Failed to re-register Action frame processing - ignore for now");
|
|
}
|
|
}
|
|
|
|
return 0;
|
|
}
|
|
|
|
|
|
static void * nl80211_global_init(void *ctx)
|
|
{
|
|
struct nl80211_global *global;
|
|
struct netlink_config *cfg;
|
|
|
|
global = os_zalloc(sizeof(*global));
|
|
if (global == NULL)
|
|
return NULL;
|
|
global->ctx = ctx;
|
|
global->ioctl_sock = -1;
|
|
dl_list_init(&global->interfaces);
|
|
global->if_add_ifindex = -1;
|
|
|
|
cfg = os_zalloc(sizeof(*cfg));
|
|
if (cfg == NULL)
|
|
goto err;
|
|
|
|
cfg->ctx = global;
|
|
cfg->newlink_cb = wpa_driver_nl80211_event_rtm_newlink;
|
|
cfg->dellink_cb = wpa_driver_nl80211_event_rtm_dellink;
|
|
global->netlink = netlink_init(cfg);
|
|
if (global->netlink == NULL) {
|
|
os_free(cfg);
|
|
goto err;
|
|
}
|
|
|
|
if (wpa_driver_nl80211_init_nl_global(global) < 0)
|
|
goto err;
|
|
|
|
global->ioctl_sock = socket(PF_INET, SOCK_DGRAM, 0);
|
|
if (global->ioctl_sock < 0) {
|
|
wpa_printf(MSG_ERROR, "nl80211: socket(PF_INET,SOCK_DGRAM) failed: %s",
|
|
strerror(errno));
|
|
goto err;
|
|
}
|
|
|
|
return global;
|
|
|
|
err:
|
|
nl80211_global_deinit(global);
|
|
return NULL;
|
|
}
|
|
|
|
|
|
static void nl80211_global_deinit(void *priv)
|
|
{
|
|
struct nl80211_global *global = priv;
|
|
if (global == NULL)
|
|
return;
|
|
if (!dl_list_empty(&global->interfaces)) {
|
|
wpa_printf(MSG_ERROR, "nl80211: %u interface(s) remain at "
|
|
"nl80211_global_deinit",
|
|
dl_list_len(&global->interfaces));
|
|
}
|
|
|
|
if (global->netlink)
|
|
netlink_deinit(global->netlink);
|
|
|
|
nl_destroy_handles(&global->nl);
|
|
|
|
if (global->nl_event)
|
|
nl80211_destroy_eloop_handle(&global->nl_event, 0);
|
|
|
|
nl_cb_put(global->nl_cb);
|
|
|
|
if (global->ioctl_sock >= 0)
|
|
close(global->ioctl_sock);
|
|
|
|
os_free(global);
|
|
}
|
|
|
|
|
|
static const char * nl80211_get_radio_name(void *priv)
|
|
{
|
|
struct i802_bss *bss = priv;
|
|
struct wpa_driver_nl80211_data *drv = bss->drv;
|
|
return drv->phyname;
|
|
}
|
|
|
|
|
|
static int nl80211_pmkid(struct i802_bss *bss, int cmd,
|
|
struct wpa_pmkid_params *params)
|
|
{
|
|
struct nl_msg *msg;
|
|
const size_t PMK_MAX_LEN = 48; /* current cfg80211 limit */
|
|
|
|
if (!(msg = nl80211_bss_msg(bss, 0, cmd)) ||
|
|
(params->pmkid &&
|
|
nla_put(msg, NL80211_ATTR_PMKID, 16, params->pmkid)) ||
|
|
(params->bssid &&
|
|
nla_put(msg, NL80211_ATTR_MAC, ETH_ALEN, params->bssid)) ||
|
|
(params->ssid_len &&
|
|
nla_put(msg, NL80211_ATTR_SSID, params->ssid_len, params->ssid)) ||
|
|
(params->fils_cache_id &&
|
|
nla_put(msg, NL80211_ATTR_FILS_CACHE_ID, 2,
|
|
params->fils_cache_id)) ||
|
|
(params->pmk_lifetime &&
|
|
nla_put_u32(msg, NL80211_ATTR_PMK_LIFETIME,
|
|
params->pmk_lifetime)) ||
|
|
(params->pmk_reauth_threshold &&
|
|
nla_put_u8(msg, NL80211_ATTR_PMK_REAUTH_THRESHOLD,
|
|
params->pmk_reauth_threshold)) ||
|
|
(cmd != NL80211_CMD_DEL_PMKSA &&
|
|
params->pmk_len && params->pmk_len <= PMK_MAX_LEN &&
|
|
nla_put(msg, NL80211_ATTR_PMK, params->pmk_len, params->pmk))) {
|
|
nl80211_nlmsg_clear(msg);
|
|
nlmsg_free(msg);
|
|
return -ENOBUFS;
|
|
}
|
|
|
|
return send_and_recv_msgs(bss->drv, msg, NULL, (void *) -1, NULL, NULL);
|
|
}
|
|
|
|
|
|
static int nl80211_add_pmkid(void *priv, struct wpa_pmkid_params *params)
|
|
{
|
|
struct i802_bss *bss = priv;
|
|
int ret;
|
|
|
|
if (params->bssid)
|
|
wpa_printf(MSG_DEBUG, "nl80211: Add PMKID for " MACSTR,
|
|
MAC2STR(params->bssid));
|
|
else if (params->fils_cache_id && params->ssid_len) {
|
|
wpa_printf(MSG_DEBUG,
|
|
"nl80211: Add PMKSA for cache id %02x%02x SSID %s",
|
|
params->fils_cache_id[0], params->fils_cache_id[1],
|
|
wpa_ssid_txt(params->ssid, params->ssid_len));
|
|
}
|
|
|
|
ret = nl80211_pmkid(bss, NL80211_CMD_SET_PMKSA, params);
|
|
if (ret < 0) {
|
|
wpa_printf(MSG_DEBUG,
|
|
"nl80211: NL80211_CMD_SET_PMKSA failed: %d (%s)",
|
|
ret, strerror(-ret));
|
|
}
|
|
|
|
return ret;
|
|
}
|
|
|
|
|
|
static int nl80211_remove_pmkid(void *priv, struct wpa_pmkid_params *params)
|
|
{
|
|
struct i802_bss *bss = priv;
|
|
int ret;
|
|
|
|
if (params->bssid)
|
|
wpa_printf(MSG_DEBUG, "nl80211: Delete PMKID for " MACSTR,
|
|
MAC2STR(params->bssid));
|
|
else if (params->fils_cache_id && params->ssid_len) {
|
|
wpa_printf(MSG_DEBUG,
|
|
"nl80211: Delete PMKSA for cache id %02x%02x SSID %s",
|
|
params->fils_cache_id[0], params->fils_cache_id[1],
|
|
wpa_ssid_txt(params->ssid, params->ssid_len));
|
|
}
|
|
|
|
ret = nl80211_pmkid(bss, NL80211_CMD_DEL_PMKSA, params);
|
|
if (ret < 0) {
|
|
wpa_printf(MSG_DEBUG,
|
|
"nl80211: NL80211_CMD_DEL_PMKSA failed: %d (%s)",
|
|
ret, strerror(-ret));
|
|
}
|
|
|
|
return ret;
|
|
}
|
|
|
|
|
|
static int nl80211_flush_pmkid(void *priv)
|
|
{
|
|
struct i802_bss *bss = priv;
|
|
struct nl_msg *msg;
|
|
|
|
wpa_printf(MSG_DEBUG, "nl80211: Flush PMKIDs");
|
|
msg = nl80211_bss_msg(bss, 0, NL80211_CMD_FLUSH_PMKSA);
|
|
if (!msg)
|
|
return -ENOBUFS;
|
|
return send_and_recv_msgs(bss->drv, msg, NULL, NULL, NULL, NULL);
|
|
}
|
|
|
|
|
|
static void clean_survey_results(struct survey_results *survey_results)
|
|
{
|
|
struct freq_survey *survey, *tmp;
|
|
|
|
if (dl_list_empty(&survey_results->survey_list))
|
|
return;
|
|
|
|
dl_list_for_each_safe(survey, tmp, &survey_results->survey_list,
|
|
struct freq_survey, list) {
|
|
dl_list_del(&survey->list);
|
|
os_free(survey);
|
|
}
|
|
}
|
|
|
|
|
|
static void add_survey(struct nlattr **sinfo, u32 ifidx,
|
|
struct dl_list *survey_list)
|
|
{
|
|
struct freq_survey *survey;
|
|
|
|
survey = os_zalloc(sizeof(struct freq_survey));
|
|
if (!survey)
|
|
return;
|
|
|
|
survey->ifidx = ifidx;
|
|
survey->freq = nla_get_u32(sinfo[NL80211_SURVEY_INFO_FREQUENCY]);
|
|
survey->filled = 0;
|
|
|
|
if (sinfo[NL80211_SURVEY_INFO_NOISE]) {
|
|
survey->nf = (int8_t)
|
|
nla_get_u8(sinfo[NL80211_SURVEY_INFO_NOISE]);
|
|
survey->filled |= SURVEY_HAS_NF;
|
|
}
|
|
|
|
if (sinfo[NL80211_SURVEY_INFO_CHANNEL_TIME]) {
|
|
survey->channel_time =
|
|
nla_get_u64(sinfo[NL80211_SURVEY_INFO_CHANNEL_TIME]);
|
|
survey->filled |= SURVEY_HAS_CHAN_TIME;
|
|
}
|
|
|
|
if (sinfo[NL80211_SURVEY_INFO_CHANNEL_TIME_BUSY]) {
|
|
survey->channel_time_busy =
|
|
nla_get_u64(sinfo[NL80211_SURVEY_INFO_CHANNEL_TIME_BUSY]);
|
|
survey->filled |= SURVEY_HAS_CHAN_TIME_BUSY;
|
|
}
|
|
|
|
if (sinfo[NL80211_SURVEY_INFO_CHANNEL_TIME_RX]) {
|
|
survey->channel_time_rx =
|
|
nla_get_u64(sinfo[NL80211_SURVEY_INFO_CHANNEL_TIME_RX]);
|
|
survey->filled |= SURVEY_HAS_CHAN_TIME_RX;
|
|
}
|
|
|
|
if (sinfo[NL80211_SURVEY_INFO_CHANNEL_TIME_TX]) {
|
|
survey->channel_time_tx =
|
|
nla_get_u64(sinfo[NL80211_SURVEY_INFO_CHANNEL_TIME_TX]);
|
|
survey->filled |= SURVEY_HAS_CHAN_TIME_TX;
|
|
}
|
|
|
|
wpa_printf(MSG_DEBUG, "nl80211: Freq survey dump event (freq=%d MHz noise=%d channel_time=%ld busy_time=%ld tx_time=%ld rx_time=%ld filled=%04x)",
|
|
survey->freq,
|
|
survey->nf,
|
|
(unsigned long int) survey->channel_time,
|
|
(unsigned long int) survey->channel_time_busy,
|
|
(unsigned long int) survey->channel_time_tx,
|
|
(unsigned long int) survey->channel_time_rx,
|
|
survey->filled);
|
|
|
|
dl_list_add_tail(survey_list, &survey->list);
|
|
}
|
|
|
|
|
|
static int check_survey_ok(struct nlattr **sinfo, u32 surveyed_freq,
|
|
unsigned int freq_filter)
|
|
{
|
|
if (!freq_filter)
|
|
return 1;
|
|
|
|
return freq_filter == surveyed_freq;
|
|
}
|
|
|
|
|
|
static int survey_handler(struct nl_msg *msg, void *arg)
|
|
{
|
|
struct nlattr *tb[NL80211_ATTR_MAX + 1];
|
|
struct genlmsghdr *gnlh = nlmsg_data(nlmsg_hdr(msg));
|
|
struct nlattr *sinfo[NL80211_SURVEY_INFO_MAX + 1];
|
|
struct survey_results *survey_results;
|
|
u32 surveyed_freq = 0;
|
|
u32 ifidx;
|
|
|
|
static struct nla_policy survey_policy[NL80211_SURVEY_INFO_MAX + 1] = {
|
|
[NL80211_SURVEY_INFO_FREQUENCY] = { .type = NLA_U32 },
|
|
[NL80211_SURVEY_INFO_NOISE] = { .type = NLA_U8 },
|
|
};
|
|
|
|
survey_results = (struct survey_results *) arg;
|
|
|
|
nla_parse(tb, NL80211_ATTR_MAX, genlmsg_attrdata(gnlh, 0),
|
|
genlmsg_attrlen(gnlh, 0), NULL);
|
|
|
|
if (!tb[NL80211_ATTR_IFINDEX])
|
|
return NL_SKIP;
|
|
|
|
ifidx = nla_get_u32(tb[NL80211_ATTR_IFINDEX]);
|
|
|
|
if (!tb[NL80211_ATTR_SURVEY_INFO])
|
|
return NL_SKIP;
|
|
|
|
if (nla_parse_nested(sinfo, NL80211_SURVEY_INFO_MAX,
|
|
tb[NL80211_ATTR_SURVEY_INFO],
|
|
survey_policy))
|
|
return NL_SKIP;
|
|
|
|
if (!sinfo[NL80211_SURVEY_INFO_FREQUENCY]) {
|
|
wpa_printf(MSG_ERROR, "nl80211: Invalid survey data");
|
|
return NL_SKIP;
|
|
}
|
|
|
|
surveyed_freq = nla_get_u32(sinfo[NL80211_SURVEY_INFO_FREQUENCY]);
|
|
|
|
if (!check_survey_ok(sinfo, surveyed_freq,
|
|
survey_results->freq_filter))
|
|
return NL_SKIP;
|
|
|
|
if (survey_results->freq_filter &&
|
|
survey_results->freq_filter != surveyed_freq) {
|
|
wpa_printf(MSG_EXCESSIVE, "nl80211: Ignoring survey data for freq %d MHz",
|
|
surveyed_freq);
|
|
return NL_SKIP;
|
|
}
|
|
|
|
add_survey(sinfo, ifidx, &survey_results->survey_list);
|
|
|
|
return NL_SKIP;
|
|
}
|
|
|
|
|
|
static int wpa_driver_nl80211_get_survey(void *priv, unsigned int freq)
|
|
{
|
|
struct i802_bss *bss = priv;
|
|
struct wpa_driver_nl80211_data *drv = bss->drv;
|
|
struct nl_msg *msg;
|
|
int err;
|
|
union wpa_event_data data;
|
|
struct survey_results *survey_results;
|
|
|
|
os_memset(&data, 0, sizeof(data));
|
|
survey_results = &data.survey_results;
|
|
|
|
dl_list_init(&survey_results->survey_list);
|
|
|
|
msg = nl80211_drv_msg(drv, NLM_F_DUMP, NL80211_CMD_GET_SURVEY);
|
|
if (!msg)
|
|
return -ENOBUFS;
|
|
|
|
if (freq)
|
|
data.survey_results.freq_filter = freq;
|
|
|
|
do {
|
|
wpa_printf(MSG_DEBUG, "nl80211: Fetch survey data");
|
|
err = send_and_recv_msgs(drv, msg, survey_handler,
|
|
survey_results, NULL, NULL);
|
|
} while (err > 0);
|
|
|
|
if (err)
|
|
wpa_printf(MSG_ERROR, "nl80211: Failed to process survey data");
|
|
else
|
|
wpa_supplicant_event(drv->ctx, EVENT_SURVEY, &data);
|
|
|
|
clean_survey_results(survey_results);
|
|
return err;
|
|
}
|
|
|
|
|
|
static void nl80211_set_rekey_info(void *priv, const u8 *kek, size_t kek_len,
|
|
const u8 *kck, size_t kck_len,
|
|
const u8 *replay_ctr)
|
|
{
|
|
struct i802_bss *bss = priv;
|
|
struct wpa_driver_nl80211_data *drv = bss->drv;
|
|
struct nlattr *replay_nested;
|
|
struct nl_msg *msg;
|
|
int ret;
|
|
|
|
if (!drv->set_rekey_offload)
|
|
return;
|
|
|
|
wpa_printf(MSG_DEBUG, "nl80211: Set rekey offload");
|
|
if (!(msg = nl80211_bss_msg(bss, 0, NL80211_CMD_SET_REKEY_OFFLOAD)) ||
|
|
!(replay_nested = nla_nest_start(msg, NL80211_ATTR_REKEY_DATA)) ||
|
|
nla_put(msg, NL80211_REKEY_DATA_KEK, kek_len, kek) ||
|
|
(kck_len && nla_put(msg, NL80211_REKEY_DATA_KCK, kck_len, kck)) ||
|
|
nla_put(msg, NL80211_REKEY_DATA_REPLAY_CTR, NL80211_REPLAY_CTR_LEN,
|
|
replay_ctr)) {
|
|
nl80211_nlmsg_clear(msg);
|
|
nlmsg_free(msg);
|
|
return;
|
|
}
|
|
|
|
nla_nest_end(msg, replay_nested);
|
|
|
|
ret = send_and_recv_msgs(drv, msg, NULL, (void *) -1, NULL, NULL);
|
|
if (ret == -EOPNOTSUPP) {
|
|
wpa_printf(MSG_DEBUG,
|
|
"nl80211: Driver does not support rekey offload");
|
|
drv->set_rekey_offload = 0;
|
|
}
|
|
}
|
|
|
|
|
|
static void nl80211_send_null_frame(struct i802_bss *bss, const u8 *own_addr,
|
|
const u8 *addr, int qos)
|
|
{
|
|
/* send data frame to poll STA and check whether
|
|
* this frame is ACKed */
|
|
struct {
|
|
struct ieee80211_hdr hdr;
|
|
u16 qos_ctl;
|
|
} STRUCT_PACKED nulldata;
|
|
size_t size;
|
|
|
|
/* Send data frame to poll STA and check whether this frame is ACKed */
|
|
|
|
os_memset(&nulldata, 0, sizeof(nulldata));
|
|
|
|
if (qos) {
|
|
nulldata.hdr.frame_control =
|
|
IEEE80211_FC(WLAN_FC_TYPE_DATA,
|
|
WLAN_FC_STYPE_QOS_NULL);
|
|
size = sizeof(nulldata);
|
|
} else {
|
|
nulldata.hdr.frame_control =
|
|
IEEE80211_FC(WLAN_FC_TYPE_DATA,
|
|
WLAN_FC_STYPE_NULLFUNC);
|
|
size = sizeof(struct ieee80211_hdr);
|
|
}
|
|
|
|
nulldata.hdr.frame_control |= host_to_le16(WLAN_FC_FROMDS);
|
|
os_memcpy(nulldata.hdr.IEEE80211_DA_FROMDS, addr, ETH_ALEN);
|
|
os_memcpy(nulldata.hdr.IEEE80211_BSSID_FROMDS, own_addr, ETH_ALEN);
|
|
os_memcpy(nulldata.hdr.IEEE80211_SA_FROMDS, own_addr, ETH_ALEN);
|
|
|
|
if (wpa_driver_nl80211_send_mlme(bss, (u8 *) &nulldata, size, 0, 0, 0,
|
|
0, 0, NULL, 0, 0) < 0)
|
|
wpa_printf(MSG_DEBUG, "nl80211_send_null_frame: Failed to "
|
|
"send poll frame");
|
|
}
|
|
|
|
static void nl80211_poll_client(void *priv, const u8 *own_addr, const u8 *addr,
|
|
int qos)
|
|
{
|
|
struct i802_bss *bss = priv;
|
|
struct wpa_driver_nl80211_data *drv = bss->drv;
|
|
struct nl_msg *msg;
|
|
u64 cookie;
|
|
int ret;
|
|
|
|
if (!drv->poll_command_supported) {
|
|
nl80211_send_null_frame(bss, own_addr, addr, qos);
|
|
return;
|
|
}
|
|
|
|
if (!(msg = nl80211_bss_msg(bss, 0, NL80211_CMD_PROBE_CLIENT)) ||
|
|
nla_put(msg, NL80211_ATTR_MAC, ETH_ALEN, addr)) {
|
|
nlmsg_free(msg);
|
|
return;
|
|
}
|
|
|
|
ret = send_and_recv_msgs(drv, msg, cookie_handler, &cookie, NULL, NULL);
|
|
if (ret < 0) {
|
|
wpa_printf(MSG_DEBUG, "nl80211: Client probe request for "
|
|
MACSTR " failed: ret=%d (%s)",
|
|
MAC2STR(addr), ret, strerror(-ret));
|
|
} else {
|
|
wpa_printf(MSG_DEBUG,
|
|
"nl80211: Client probe request addr=" MACSTR
|
|
" cookie=%llu", MAC2STR(addr),
|
|
(long long unsigned int) cookie);
|
|
}
|
|
}
|
|
|
|
|
|
static int nl80211_set_power_save(struct i802_bss *bss, int enabled)
|
|
{
|
|
struct nl_msg *msg;
|
|
int ret;
|
|
|
|
if (!(msg = nl80211_bss_msg(bss, 0, NL80211_CMD_SET_POWER_SAVE)) ||
|
|
nla_put_u32(msg, NL80211_ATTR_PS_STATE,
|
|
enabled ? NL80211_PS_ENABLED : NL80211_PS_DISABLED)) {
|
|
nlmsg_free(msg);
|
|
return -ENOBUFS;
|
|
}
|
|
|
|
ret = send_and_recv_msgs(bss->drv, msg, NULL, NULL, NULL, NULL);
|
|
if (ret < 0) {
|
|
wpa_printf(MSG_DEBUG,
|
|
"nl80211: Setting PS state %s failed: %d (%s)",
|
|
enabled ? "enabled" : "disabled",
|
|
ret, strerror(-ret));
|
|
}
|
|
return ret;
|
|
}
|
|
|
|
|
|
static int nl80211_set_p2p_powersave(void *priv, int legacy_ps, int opp_ps,
|
|
int ctwindow)
|
|
{
|
|
struct i802_bss *bss = priv;
|
|
|
|
wpa_printf(MSG_DEBUG, "nl80211: set_p2p_powersave (legacy_ps=%d "
|
|
"opp_ps=%d ctwindow=%d)", legacy_ps, opp_ps, ctwindow);
|
|
|
|
if (opp_ps != -1 || ctwindow != -1) {
|
|
#ifdef ANDROID_P2P
|
|
wpa_driver_set_p2p_ps(priv, legacy_ps, opp_ps, ctwindow);
|
|
#else /* ANDROID_P2P */
|
|
return -1; /* Not yet supported */
|
|
#endif /* ANDROID_P2P */
|
|
}
|
|
|
|
if (legacy_ps == -1)
|
|
return 0;
|
|
if (legacy_ps != 0 && legacy_ps != 1)
|
|
return -1; /* Not yet supported */
|
|
|
|
return nl80211_set_power_save(bss, legacy_ps);
|
|
}
|
|
|
|
|
|
static int nl80211_start_radar_detection(void *priv,
|
|
struct hostapd_freq_params *freq)
|
|
{
|
|
struct i802_bss *bss = priv;
|
|
struct wpa_driver_nl80211_data *drv = bss->drv;
|
|
struct nl_msg *msg;
|
|
int ret;
|
|
|
|
wpa_printf(MSG_DEBUG, "nl80211: Start radar detection (CAC) %d MHz (ht_enabled=%d, vht_enabled=%d, he_enabled=%d, bandwidth=%d MHz, cf1=%d MHz, cf2=%d MHz)",
|
|
freq->freq, freq->ht_enabled, freq->vht_enabled, freq->he_enabled,
|
|
freq->bandwidth, freq->center_freq1, freq->center_freq2);
|
|
|
|
if (!(drv->capa.flags & WPA_DRIVER_FLAGS_RADAR)) {
|
|
wpa_printf(MSG_DEBUG, "nl80211: Driver does not support radar "
|
|
"detection");
|
|
return -1;
|
|
}
|
|
|
|
if (!(msg = nl80211_drv_msg(drv, 0, NL80211_CMD_RADAR_DETECT)) ||
|
|
nl80211_put_freq_params(msg, freq) < 0) {
|
|
nlmsg_free(msg);
|
|
return -1;
|
|
}
|
|
|
|
ret = send_and_recv_msgs(drv, msg, NULL, NULL, NULL, NULL);
|
|
if (ret == 0)
|
|
return 0;
|
|
wpa_printf(MSG_DEBUG, "nl80211: Failed to start radar detection: "
|
|
"%d (%s)", ret, strerror(-ret));
|
|
return -1;
|
|
}
|
|
|
|
#ifdef CONFIG_TDLS
|
|
|
|
static int nl80211_send_tdls_mgmt(void *priv, const u8 *dst, u8 action_code,
|
|
u8 dialog_token, u16 status_code,
|
|
u32 peer_capab, int initiator, const u8 *buf,
|
|
size_t len)
|
|
{
|
|
struct i802_bss *bss = priv;
|
|
struct wpa_driver_nl80211_data *drv = bss->drv;
|
|
struct nl_msg *msg;
|
|
|
|
if (!(drv->capa.flags & WPA_DRIVER_FLAGS_TDLS_SUPPORT))
|
|
return -EOPNOTSUPP;
|
|
|
|
if (!dst)
|
|
return -EINVAL;
|
|
|
|
if (!(msg = nl80211_drv_msg(drv, 0, NL80211_CMD_TDLS_MGMT)) ||
|
|
nla_put(msg, NL80211_ATTR_MAC, ETH_ALEN, dst) ||
|
|
nla_put_u8(msg, NL80211_ATTR_TDLS_ACTION, action_code) ||
|
|
nla_put_u8(msg, NL80211_ATTR_TDLS_DIALOG_TOKEN, dialog_token) ||
|
|
nla_put_u16(msg, NL80211_ATTR_STATUS_CODE, status_code))
|
|
goto fail;
|
|
if (peer_capab) {
|
|
/*
|
|
* The internal enum tdls_peer_capability definition is
|
|
* currently identical with the nl80211 enum
|
|
* nl80211_tdls_peer_capability, so no conversion is needed
|
|
* here.
|
|
*/
|
|
if (nla_put_u32(msg, NL80211_ATTR_TDLS_PEER_CAPABILITY,
|
|
peer_capab))
|
|
goto fail;
|
|
}
|
|
if ((initiator &&
|
|
nla_put_flag(msg, NL80211_ATTR_TDLS_INITIATOR)) ||
|
|
nla_put(msg, NL80211_ATTR_IE, len, buf))
|
|
goto fail;
|
|
|
|
return send_and_recv_msgs(drv, msg, NULL, NULL, NULL, NULL);
|
|
|
|
fail:
|
|
nlmsg_free(msg);
|
|
return -ENOBUFS;
|
|
}
|
|
|
|
|
|
static int nl80211_tdls_oper(void *priv, enum tdls_oper oper, const u8 *peer)
|
|
{
|
|
struct i802_bss *bss = priv;
|
|
struct wpa_driver_nl80211_data *drv = bss->drv;
|
|
struct nl_msg *msg;
|
|
enum nl80211_tdls_operation nl80211_oper;
|
|
int res;
|
|
|
|
if (!(drv->capa.flags & WPA_DRIVER_FLAGS_TDLS_SUPPORT))
|
|
return -EOPNOTSUPP;
|
|
|
|
switch (oper) {
|
|
case TDLS_DISCOVERY_REQ:
|
|
nl80211_oper = NL80211_TDLS_DISCOVERY_REQ;
|
|
break;
|
|
case TDLS_SETUP:
|
|
nl80211_oper = NL80211_TDLS_SETUP;
|
|
break;
|
|
case TDLS_TEARDOWN:
|
|
nl80211_oper = NL80211_TDLS_TEARDOWN;
|
|
break;
|
|
case TDLS_ENABLE_LINK:
|
|
nl80211_oper = NL80211_TDLS_ENABLE_LINK;
|
|
break;
|
|
case TDLS_DISABLE_LINK:
|
|
nl80211_oper = NL80211_TDLS_DISABLE_LINK;
|
|
break;
|
|
case TDLS_ENABLE:
|
|
return 0;
|
|
case TDLS_DISABLE:
|
|
return 0;
|
|
default:
|
|
return -EINVAL;
|
|
}
|
|
|
|
if (!(msg = nl80211_drv_msg(drv, 0, NL80211_CMD_TDLS_OPER)) ||
|
|
nla_put_u8(msg, NL80211_ATTR_TDLS_OPERATION, nl80211_oper) ||
|
|
nla_put(msg, NL80211_ATTR_MAC, ETH_ALEN, peer)) {
|
|
nlmsg_free(msg);
|
|
return -ENOBUFS;
|
|
}
|
|
|
|
res = send_and_recv_msgs(drv, msg, NULL, NULL, NULL, NULL);
|
|
wpa_printf(MSG_DEBUG, "nl80211: TDLS_OPER: oper=%d mac=" MACSTR
|
|
" --> res=%d (%s)", nl80211_oper, MAC2STR(peer), res,
|
|
strerror(-res));
|
|
return res;
|
|
}
|
|
|
|
|
|
static int
|
|
nl80211_tdls_enable_channel_switch(void *priv, const u8 *addr, u8 oper_class,
|
|
const struct hostapd_freq_params *params)
|
|
{
|
|
struct i802_bss *bss = priv;
|
|
struct wpa_driver_nl80211_data *drv = bss->drv;
|
|
struct nl_msg *msg;
|
|
int ret = -ENOBUFS;
|
|
|
|
if (!(drv->capa.flags & WPA_DRIVER_FLAGS_TDLS_SUPPORT) ||
|
|
!(drv->capa.flags & WPA_DRIVER_FLAGS_TDLS_CHANNEL_SWITCH))
|
|
return -EOPNOTSUPP;
|
|
|
|
wpa_printf(MSG_DEBUG, "nl80211: Enable TDLS channel switch " MACSTR
|
|
" oper_class=%u freq=%u",
|
|
MAC2STR(addr), oper_class, params->freq);
|
|
msg = nl80211_cmd_msg(bss, 0, NL80211_CMD_TDLS_CHANNEL_SWITCH);
|
|
if (!msg ||
|
|
nla_put(msg, NL80211_ATTR_MAC, ETH_ALEN, addr) ||
|
|
nla_put_u8(msg, NL80211_ATTR_OPER_CLASS, oper_class) ||
|
|
(ret = nl80211_put_freq_params(msg, params))) {
|
|
nlmsg_free(msg);
|
|
wpa_printf(MSG_DEBUG, "nl80211: Could not build TDLS chan switch");
|
|
return ret;
|
|
}
|
|
|
|
return send_and_recv_msgs(drv, msg, NULL, NULL, NULL, NULL);
|
|
}
|
|
|
|
|
|
static int
|
|
nl80211_tdls_disable_channel_switch(void *priv, const u8 *addr)
|
|
{
|
|
struct i802_bss *bss = priv;
|
|
struct wpa_driver_nl80211_data *drv = bss->drv;
|
|
struct nl_msg *msg;
|
|
|
|
if (!(drv->capa.flags & WPA_DRIVER_FLAGS_TDLS_SUPPORT) ||
|
|
!(drv->capa.flags & WPA_DRIVER_FLAGS_TDLS_CHANNEL_SWITCH))
|
|
return -EOPNOTSUPP;
|
|
|
|
wpa_printf(MSG_DEBUG, "nl80211: Disable TDLS channel switch " MACSTR,
|
|
MAC2STR(addr));
|
|
msg = nl80211_cmd_msg(bss, 0, NL80211_CMD_TDLS_CANCEL_CHANNEL_SWITCH);
|
|
if (!msg ||
|
|
nla_put(msg, NL80211_ATTR_MAC, ETH_ALEN, addr)) {
|
|
nlmsg_free(msg);
|
|
wpa_printf(MSG_DEBUG,
|
|
"nl80211: Could not build TDLS cancel chan switch");
|
|
return -ENOBUFS;
|
|
}
|
|
|
|
return send_and_recv_msgs(drv, msg, NULL, NULL, NULL, NULL);
|
|
}
|
|
|
|
#endif /* CONFIG TDLS */
|
|
|
|
|
|
static int driver_nl80211_set_key(void *priv,
|
|
struct wpa_driver_set_key_params *params)
|
|
{
|
|
struct i802_bss *bss = priv;
|
|
|
|
return wpa_driver_nl80211_set_key(bss, params);
|
|
}
|
|
|
|
|
|
static int driver_nl80211_scan2(void *priv,
|
|
struct wpa_driver_scan_params *params)
|
|
{
|
|
struct i802_bss *bss = priv;
|
|
#ifdef CONFIG_DRIVER_NL80211_QCA
|
|
struct wpa_driver_nl80211_data *drv = bss->drv;
|
|
|
|
/*
|
|
* Do a vendor specific scan if possible. If only_new_results is
|
|
* set, do a normal scan since a kernel (cfg80211) BSS cache flush
|
|
* cannot be achieved through a vendor scan. The below condition may
|
|
* need to be modified if new scan flags are added in the future whose
|
|
* functionality can only be achieved through a normal scan.
|
|
*/
|
|
if (drv->scan_vendor_cmd_avail && !params->only_new_results)
|
|
return wpa_driver_nl80211_vendor_scan(bss, params);
|
|
#endif /* CONFIG_DRIVER_NL80211_QCA */
|
|
return wpa_driver_nl80211_scan(bss, params);
|
|
}
|
|
|
|
|
|
static int driver_nl80211_deauthenticate(void *priv, const u8 *addr,
|
|
u16 reason_code)
|
|
{
|
|
struct i802_bss *bss = priv;
|
|
return wpa_driver_nl80211_deauthenticate(bss, addr, reason_code);
|
|
}
|
|
|
|
|
|
static int driver_nl80211_authenticate(void *priv,
|
|
struct wpa_driver_auth_params *params)
|
|
{
|
|
struct i802_bss *bss = priv;
|
|
return wpa_driver_nl80211_authenticate(bss, params);
|
|
}
|
|
|
|
|
|
static void driver_nl80211_deinit(void *priv)
|
|
{
|
|
struct i802_bss *bss = priv;
|
|
wpa_driver_nl80211_deinit(bss);
|
|
}
|
|
|
|
|
|
static int driver_nl80211_if_remove(void *priv, enum wpa_driver_if_type type,
|
|
const char *ifname)
|
|
{
|
|
struct i802_bss *bss = priv;
|
|
return wpa_driver_nl80211_if_remove(bss, type, ifname);
|
|
}
|
|
|
|
|
|
static int driver_nl80211_send_mlme(void *priv, const u8 *data,
|
|
size_t data_len, int noack,
|
|
unsigned int freq,
|
|
const u16 *csa_offs, size_t csa_offs_len,
|
|
int no_encrypt, unsigned int wait)
|
|
{
|
|
struct i802_bss *bss = priv;
|
|
return wpa_driver_nl80211_send_mlme(bss, data, data_len, noack,
|
|
freq, 0, 0, wait, csa_offs,
|
|
csa_offs_len, no_encrypt);
|
|
}
|
|
|
|
|
|
static int driver_nl80211_sta_remove(void *priv, const u8 *addr)
|
|
{
|
|
struct i802_bss *bss = priv;
|
|
return wpa_driver_nl80211_sta_remove(bss, addr, -1, 0);
|
|
}
|
|
|
|
|
|
static int driver_nl80211_set_sta_vlan(void *priv, const u8 *addr,
|
|
const char *ifname, int vlan_id)
|
|
{
|
|
struct i802_bss *bss = priv;
|
|
return i802_set_sta_vlan(bss, addr, ifname, vlan_id);
|
|
}
|
|
|
|
|
|
static int driver_nl80211_read_sta_data(void *priv,
|
|
struct hostap_sta_driver_data *data,
|
|
const u8 *addr)
|
|
{
|
|
struct i802_bss *bss = priv;
|
|
|
|
os_memset(data, 0, sizeof(*data));
|
|
return i802_read_sta_data(bss, data, addr);
|
|
}
|
|
|
|
|
|
static int driver_nl80211_send_action(void *priv, unsigned int freq,
|
|
unsigned int wait_time,
|
|
const u8 *dst, const u8 *src,
|
|
const u8 *bssid,
|
|
const u8 *data, size_t data_len,
|
|
int no_cck)
|
|
{
|
|
struct i802_bss *bss = priv;
|
|
return wpa_driver_nl80211_send_action(bss, freq, wait_time, dst, src,
|
|
bssid, data, data_len, no_cck);
|
|
}
|
|
|
|
|
|
static int driver_nl80211_probe_req_report(void *priv, int report)
|
|
{
|
|
struct i802_bss *bss = priv;
|
|
return wpa_driver_nl80211_probe_req_report(bss, report);
|
|
}
|
|
|
|
|
|
static int wpa_driver_nl80211_update_ft_ies(void *priv, const u8 *md,
|
|
const u8 *ies, size_t ies_len)
|
|
{
|
|
int ret;
|
|
struct nl_msg *msg;
|
|
struct i802_bss *bss = priv;
|
|
struct wpa_driver_nl80211_data *drv = bss->drv;
|
|
u16 mdid = WPA_GET_LE16(md);
|
|
|
|
wpa_printf(MSG_DEBUG, "nl80211: Updating FT IEs");
|
|
if (!(msg = nl80211_drv_msg(drv, 0, NL80211_CMD_UPDATE_FT_IES)) ||
|
|
nla_put(msg, NL80211_ATTR_IE, ies_len, ies) ||
|
|
nla_put_u16(msg, NL80211_ATTR_MDID, mdid)) {
|
|
nlmsg_free(msg);
|
|
return -ENOBUFS;
|
|
}
|
|
|
|
ret = send_and_recv_msgs(drv, msg, NULL, NULL, NULL, NULL);
|
|
if (ret) {
|
|
wpa_printf(MSG_DEBUG, "nl80211: update_ft_ies failed "
|
|
"err=%d (%s)", ret, strerror(-ret));
|
|
}
|
|
|
|
return ret;
|
|
}
|
|
|
|
|
|
static int nl80211_update_dh_ie(void *priv, const u8 *peer_mac,
|
|
u16 reason_code, const u8 *ie, size_t ie_len)
|
|
{
|
|
int ret;
|
|
struct nl_msg *msg;
|
|
struct i802_bss *bss = priv;
|
|
struct wpa_driver_nl80211_data *drv = bss->drv;
|
|
|
|
wpa_printf(MSG_DEBUG, "nl80211: Updating DH IE peer: " MACSTR
|
|
" reason %u", MAC2STR(peer_mac), reason_code);
|
|
if (!(msg = nl80211_bss_msg(bss, 0, NL80211_CMD_UPDATE_OWE_INFO)) ||
|
|
nla_put(msg, NL80211_ATTR_MAC, ETH_ALEN, peer_mac) ||
|
|
nla_put_u16(msg, NL80211_ATTR_STATUS_CODE, reason_code) ||
|
|
(ie && nla_put(msg, NL80211_ATTR_IE, ie_len, ie))) {
|
|
nlmsg_free(msg);
|
|
return -ENOBUFS;
|
|
}
|
|
|
|
ret = send_and_recv_msgs(drv, msg, NULL, NULL, NULL, NULL);
|
|
if (ret) {
|
|
wpa_printf(MSG_DEBUG,
|
|
"nl80211: update_dh_ie failed err=%d (%s)",
|
|
ret, strerror(-ret));
|
|
}
|
|
|
|
return ret;
|
|
}
|
|
|
|
|
|
static const u8 * wpa_driver_nl80211_get_macaddr(void *priv)
|
|
{
|
|
struct i802_bss *bss = priv;
|
|
struct wpa_driver_nl80211_data *drv = bss->drv;
|
|
|
|
if (drv->nlmode != NL80211_IFTYPE_P2P_DEVICE)
|
|
return NULL;
|
|
|
|
return bss->addr;
|
|
}
|
|
|
|
|
|
static const char * scan_state_str(enum scan_states scan_state)
|
|
{
|
|
switch (scan_state) {
|
|
case NO_SCAN:
|
|
return "NO_SCAN";
|
|
case SCAN_REQUESTED:
|
|
return "SCAN_REQUESTED";
|
|
case SCAN_STARTED:
|
|
return "SCAN_STARTED";
|
|
case SCAN_COMPLETED:
|
|
return "SCAN_COMPLETED";
|
|
case SCAN_ABORTED:
|
|
return "SCAN_ABORTED";
|
|
case SCHED_SCAN_STARTED:
|
|
return "SCHED_SCAN_STARTED";
|
|
case SCHED_SCAN_STOPPED:
|
|
return "SCHED_SCAN_STOPPED";
|
|
case SCHED_SCAN_RESULTS:
|
|
return "SCHED_SCAN_RESULTS";
|
|
}
|
|
|
|
return "??";
|
|
}
|
|
|
|
|
|
static int wpa_driver_nl80211_status(void *priv, char *buf, size_t buflen)
|
|
{
|
|
struct i802_bss *bss = priv;
|
|
struct wpa_driver_nl80211_data *drv = bss->drv;
|
|
int res;
|
|
char *pos, *end;
|
|
struct nl_msg *msg;
|
|
char alpha2[3] = { 0, 0, 0 };
|
|
|
|
pos = buf;
|
|
end = buf + buflen;
|
|
|
|
res = os_snprintf(pos, end - pos,
|
|
"ifindex=%d\n"
|
|
"ifname=%s\n"
|
|
"brname=%s\n"
|
|
"addr=" MACSTR "\n"
|
|
"freq=%d\n"
|
|
"%s%s%s%s%s%s",
|
|
bss->ifindex,
|
|
bss->ifname,
|
|
bss->brname,
|
|
MAC2STR(bss->addr),
|
|
bss->freq,
|
|
bss->beacon_set ? "beacon_set=1\n" : "",
|
|
bss->added_if_into_bridge ?
|
|
"added_if_into_bridge=1\n" : "",
|
|
bss->already_in_bridge ? "already_in_bridge=1\n" : "",
|
|
bss->added_bridge ? "added_bridge=1\n" : "",
|
|
bss->in_deinit ? "in_deinit=1\n" : "",
|
|
bss->if_dynamic ? "if_dynamic=1\n" : "");
|
|
if (os_snprintf_error(end - pos, res))
|
|
return pos - buf;
|
|
pos += res;
|
|
|
|
if (bss->wdev_id_set) {
|
|
res = os_snprintf(pos, end - pos, "wdev_id=%llu\n",
|
|
(unsigned long long) bss->wdev_id);
|
|
if (os_snprintf_error(end - pos, res))
|
|
return pos - buf;
|
|
pos += res;
|
|
}
|
|
|
|
res = os_snprintf(pos, end - pos,
|
|
"phyname=%s\n"
|
|
"perm_addr=" MACSTR "\n"
|
|
"drv_ifindex=%d\n"
|
|
"operstate=%d\n"
|
|
"scan_state=%s\n"
|
|
"auth_bssid=" MACSTR "\n"
|
|
"auth_attempt_bssid=" MACSTR "\n"
|
|
"bssid=" MACSTR "\n"
|
|
"prev_bssid=" MACSTR "\n"
|
|
"associated=%d\n"
|
|
"assoc_freq=%u\n"
|
|
"monitor_sock=%d\n"
|
|
"monitor_ifidx=%d\n"
|
|
"monitor_refcount=%d\n"
|
|
"last_mgmt_freq=%u\n"
|
|
"eapol_tx_sock=%d\n"
|
|
"%s%s%s%s%s%s%s%s%s%s%s%s%s",
|
|
drv->phyname,
|
|
MAC2STR(drv->perm_addr),
|
|
drv->ifindex,
|
|
drv->operstate,
|
|
scan_state_str(drv->scan_state),
|
|
MAC2STR(drv->auth_bssid),
|
|
MAC2STR(drv->auth_attempt_bssid),
|
|
MAC2STR(drv->bssid),
|
|
MAC2STR(drv->prev_bssid),
|
|
drv->associated,
|
|
drv->assoc_freq,
|
|
drv->monitor_sock,
|
|
drv->monitor_ifidx,
|
|
drv->monitor_refcount,
|
|
drv->last_mgmt_freq,
|
|
drv->eapol_tx_sock,
|
|
drv->ignore_if_down_event ?
|
|
"ignore_if_down_event=1\n" : "",
|
|
drv->scan_complete_events ?
|
|
"scan_complete_events=1\n" : "",
|
|
drv->disabled_11b_rates ?
|
|
"disabled_11b_rates=1\n" : "",
|
|
drv->pending_remain_on_chan ?
|
|
"pending_remain_on_chan=1\n" : "",
|
|
drv->in_interface_list ? "in_interface_list=1\n" : "",
|
|
drv->device_ap_sme ? "device_ap_sme=1\n" : "",
|
|
drv->poll_command_supported ?
|
|
"poll_command_supported=1\n" : "",
|
|
drv->data_tx_status ? "data_tx_status=1\n" : "",
|
|
drv->scan_for_auth ? "scan_for_auth=1\n" : "",
|
|
drv->retry_auth ? "retry_auth=1\n" : "",
|
|
drv->use_monitor ? "use_monitor=1\n" : "",
|
|
drv->ignore_next_local_disconnect ?
|
|
"ignore_next_local_disconnect=1\n" : "",
|
|
drv->ignore_next_local_deauth ?
|
|
"ignore_next_local_deauth=1\n" : "");
|
|
if (os_snprintf_error(end - pos, res))
|
|
return pos - buf;
|
|
pos += res;
|
|
|
|
if (drv->has_capability) {
|
|
res = os_snprintf(pos, end - pos,
|
|
"capa.key_mgmt=0x%x\n"
|
|
"capa.enc=0x%x\n"
|
|
"capa.auth=0x%x\n"
|
|
"capa.flags=0x%llx\n"
|
|
"capa.rrm_flags=0x%x\n"
|
|
"capa.max_scan_ssids=%d\n"
|
|
"capa.max_sched_scan_ssids=%d\n"
|
|
"capa.sched_scan_supported=%d\n"
|
|
"capa.max_match_sets=%d\n"
|
|
"capa.max_remain_on_chan=%u\n"
|
|
"capa.max_stations=%u\n"
|
|
"capa.probe_resp_offloads=0x%x\n"
|
|
"capa.max_acl_mac_addrs=%u\n"
|
|
"capa.num_multichan_concurrent=%u\n"
|
|
"capa.mac_addr_rand_sched_scan_supported=%d\n"
|
|
"capa.mac_addr_rand_scan_supported=%d\n"
|
|
"capa.conc_capab=%u\n"
|
|
"capa.max_conc_chan_2_4=%u\n"
|
|
"capa.max_conc_chan_5_0=%u\n"
|
|
"capa.max_sched_scan_plans=%u\n"
|
|
"capa.max_sched_scan_plan_interval=%u\n"
|
|
"capa.max_sched_scan_plan_iterations=%u\n",
|
|
drv->capa.key_mgmt,
|
|
drv->capa.enc,
|
|
drv->capa.auth,
|
|
(unsigned long long) drv->capa.flags,
|
|
drv->capa.rrm_flags,
|
|
drv->capa.max_scan_ssids,
|
|
drv->capa.max_sched_scan_ssids,
|
|
drv->capa.sched_scan_supported,
|
|
drv->capa.max_match_sets,
|
|
drv->capa.max_remain_on_chan,
|
|
drv->capa.max_stations,
|
|
drv->capa.probe_resp_offloads,
|
|
drv->capa.max_acl_mac_addrs,
|
|
drv->capa.num_multichan_concurrent,
|
|
drv->capa.mac_addr_rand_sched_scan_supported,
|
|
drv->capa.mac_addr_rand_scan_supported,
|
|
drv->capa.conc_capab,
|
|
drv->capa.max_conc_chan_2_4,
|
|
drv->capa.max_conc_chan_5_0,
|
|
drv->capa.max_sched_scan_plans,
|
|
drv->capa.max_sched_scan_plan_interval,
|
|
drv->capa.max_sched_scan_plan_iterations);
|
|
if (os_snprintf_error(end - pos, res))
|
|
return pos - buf;
|
|
pos += res;
|
|
}
|
|
|
|
msg = nlmsg_alloc();
|
|
if (msg &&
|
|
nl80211_cmd(drv, msg, 0, NL80211_CMD_GET_REG) &&
|
|
nla_put_u32(msg, NL80211_ATTR_WIPHY, drv->wiphy_idx) == 0) {
|
|
if (send_and_recv_msgs(drv, msg, nl80211_get_country,
|
|
alpha2, NULL, NULL) == 0 &&
|
|
alpha2[0]) {
|
|
res = os_snprintf(pos, end - pos, "country=%s\n",
|
|
alpha2);
|
|
if (os_snprintf_error(end - pos, res))
|
|
return pos - buf;
|
|
pos += res;
|
|
}
|
|
} else {
|
|
nlmsg_free(msg);
|
|
}
|
|
|
|
return pos - buf;
|
|
}
|
|
|
|
|
|
static int set_beacon_data(struct nl_msg *msg, struct beacon_data *settings)
|
|
{
|
|
if ((settings->head &&
|
|
nla_put(msg, NL80211_ATTR_BEACON_HEAD,
|
|
settings->head_len, settings->head)) ||
|
|
(settings->tail &&
|
|
nla_put(msg, NL80211_ATTR_BEACON_TAIL,
|
|
settings->tail_len, settings->tail)) ||
|
|
(settings->beacon_ies &&
|
|
nla_put(msg, NL80211_ATTR_IE,
|
|
settings->beacon_ies_len, settings->beacon_ies)) ||
|
|
(settings->proberesp_ies &&
|
|
nla_put(msg, NL80211_ATTR_IE_PROBE_RESP,
|
|
settings->proberesp_ies_len, settings->proberesp_ies)) ||
|
|
(settings->assocresp_ies &&
|
|
nla_put(msg, NL80211_ATTR_IE_ASSOC_RESP,
|
|
settings->assocresp_ies_len, settings->assocresp_ies)) ||
|
|
(settings->probe_resp &&
|
|
nla_put(msg, NL80211_ATTR_PROBE_RESP,
|
|
settings->probe_resp_len, settings->probe_resp)))
|
|
return -ENOBUFS;
|
|
|
|
return 0;
|
|
}
|
|
|
|
|
|
static int nl80211_switch_channel(void *priv, struct csa_settings *settings)
|
|
{
|
|
struct nl_msg *msg;
|
|
struct i802_bss *bss = priv;
|
|
struct wpa_driver_nl80211_data *drv = bss->drv;
|
|
struct nlattr *beacon_csa;
|
|
int ret = -ENOBUFS;
|
|
int csa_off_len = 0;
|
|
int i;
|
|
|
|
wpa_printf(MSG_DEBUG, "nl80211: Channel switch request (cs_count=%u block_tx=%u freq=%d width=%d cf1=%d cf2=%d)",
|
|
settings->cs_count, settings->block_tx,
|
|
settings->freq_params.freq, settings->freq_params.bandwidth,
|
|
settings->freq_params.center_freq1,
|
|
settings->freq_params.center_freq2);
|
|
|
|
if (!(drv->capa.flags & WPA_DRIVER_FLAGS_AP_CSA)) {
|
|
wpa_printf(MSG_DEBUG, "nl80211: Driver does not support channel switch command");
|
|
return -EOPNOTSUPP;
|
|
}
|
|
|
|
if (drv->nlmode != NL80211_IFTYPE_AP &&
|
|
drv->nlmode != NL80211_IFTYPE_P2P_GO &&
|
|
drv->nlmode != NL80211_IFTYPE_MESH_POINT)
|
|
return -EOPNOTSUPP;
|
|
|
|
/*
|
|
* Remove empty counters, assuming Probe Response and Beacon frame
|
|
* counters match. This implementation assumes that there are only two
|
|
* counters.
|
|
*/
|
|
if (settings->counter_offset_beacon[0] &&
|
|
!settings->counter_offset_beacon[1]) {
|
|
csa_off_len = 1;
|
|
} else if (settings->counter_offset_beacon[1] &&
|
|
!settings->counter_offset_beacon[0]) {
|
|
csa_off_len = 1;
|
|
settings->counter_offset_beacon[0] =
|
|
settings->counter_offset_beacon[1];
|
|
settings->counter_offset_presp[0] =
|
|
settings->counter_offset_presp[1];
|
|
} else if (settings->counter_offset_beacon[1] &&
|
|
settings->counter_offset_beacon[0]) {
|
|
csa_off_len = 2;
|
|
} else {
|
|
wpa_printf(MSG_ERROR, "nl80211: No CSA counters provided");
|
|
return -EINVAL;
|
|
}
|
|
|
|
/* Check CSA counters validity */
|
|
if (drv->capa.max_csa_counters &&
|
|
csa_off_len > drv->capa.max_csa_counters) {
|
|
wpa_printf(MSG_ERROR,
|
|
"nl80211: Too many CSA counters provided");
|
|
return -EINVAL;
|
|
}
|
|
|
|
if (!settings->beacon_csa.tail)
|
|
return -EINVAL;
|
|
|
|
for (i = 0; i < csa_off_len; i++) {
|
|
u16 csa_c_off_bcn = settings->counter_offset_beacon[i];
|
|
u16 csa_c_off_presp = settings->counter_offset_presp[i];
|
|
|
|
if ((settings->beacon_csa.tail_len <= csa_c_off_bcn) ||
|
|
(settings->beacon_csa.tail[csa_c_off_bcn] !=
|
|
settings->cs_count))
|
|
return -EINVAL;
|
|
|
|
if (settings->beacon_csa.probe_resp &&
|
|
((settings->beacon_csa.probe_resp_len <=
|
|
csa_c_off_presp) ||
|
|
(settings->beacon_csa.probe_resp[csa_c_off_presp] !=
|
|
settings->cs_count)))
|
|
return -EINVAL;
|
|
}
|
|
|
|
if (!(msg = nl80211_bss_msg(bss, 0, NL80211_CMD_CHANNEL_SWITCH)) ||
|
|
nla_put_u32(msg, NL80211_ATTR_CH_SWITCH_COUNT,
|
|
settings->cs_count) ||
|
|
(ret = nl80211_put_freq_params(msg, &settings->freq_params)) ||
|
|
(settings->block_tx &&
|
|
nla_put_flag(msg, NL80211_ATTR_CH_SWITCH_BLOCK_TX)))
|
|
goto error;
|
|
|
|
/* beacon_after params */
|
|
ret = set_beacon_data(msg, &settings->beacon_after);
|
|
if (ret)
|
|
goto error;
|
|
|
|
/* beacon_csa params */
|
|
beacon_csa = nla_nest_start(msg, NL80211_ATTR_CSA_IES);
|
|
if (!beacon_csa)
|
|
goto fail;
|
|
|
|
ret = set_beacon_data(msg, &settings->beacon_csa);
|
|
if (ret)
|
|
goto error;
|
|
|
|
if (nla_put(msg, NL80211_ATTR_CSA_C_OFF_BEACON,
|
|
csa_off_len * sizeof(u16),
|
|
settings->counter_offset_beacon) ||
|
|
(settings->beacon_csa.probe_resp &&
|
|
nla_put(msg, NL80211_ATTR_CSA_C_OFF_PRESP,
|
|
csa_off_len * sizeof(u16),
|
|
settings->counter_offset_presp)))
|
|
goto fail;
|
|
|
|
nla_nest_end(msg, beacon_csa);
|
|
ret = send_and_recv_msgs(drv, msg, NULL, NULL, NULL, NULL);
|
|
if (ret) {
|
|
wpa_printf(MSG_DEBUG, "nl80211: switch_channel failed err=%d (%s)",
|
|
ret, strerror(-ret));
|
|
}
|
|
return ret;
|
|
|
|
fail:
|
|
ret = -ENOBUFS;
|
|
error:
|
|
nlmsg_free(msg);
|
|
wpa_printf(MSG_DEBUG, "nl80211: Could not build channel switch request");
|
|
return ret;
|
|
}
|
|
|
|
|
|
static int nl80211_add_ts(void *priv, u8 tsid, const u8 *addr,
|
|
u8 user_priority, u16 admitted_time)
|
|
{
|
|
struct i802_bss *bss = priv;
|
|
struct wpa_driver_nl80211_data *drv = bss->drv;
|
|
struct nl_msg *msg;
|
|
int ret;
|
|
|
|
wpa_printf(MSG_DEBUG,
|
|
"nl80211: add_ts request: tsid=%u admitted_time=%u up=%d",
|
|
tsid, admitted_time, user_priority);
|
|
|
|
if (!is_sta_interface(drv->nlmode))
|
|
return -ENOTSUP;
|
|
|
|
msg = nl80211_cmd_msg(bss, 0, NL80211_CMD_ADD_TX_TS);
|
|
if (!msg ||
|
|
nla_put_u8(msg, NL80211_ATTR_TSID, tsid) ||
|
|
nla_put(msg, NL80211_ATTR_MAC, ETH_ALEN, addr) ||
|
|
nla_put_u8(msg, NL80211_ATTR_USER_PRIO, user_priority) ||
|
|
nla_put_u16(msg, NL80211_ATTR_ADMITTED_TIME, admitted_time)) {
|
|
nlmsg_free(msg);
|
|
return -ENOBUFS;
|
|
}
|
|
|
|
ret = send_and_recv_msgs(drv, msg, NULL, NULL, NULL, NULL);
|
|
if (ret)
|
|
wpa_printf(MSG_DEBUG, "nl80211: add_ts failed err=%d (%s)",
|
|
ret, strerror(-ret));
|
|
return ret;
|
|
}
|
|
|
|
|
|
static int nl80211_del_ts(void *priv, u8 tsid, const u8 *addr)
|
|
{
|
|
struct i802_bss *bss = priv;
|
|
struct wpa_driver_nl80211_data *drv = bss->drv;
|
|
struct nl_msg *msg;
|
|
int ret;
|
|
|
|
wpa_printf(MSG_DEBUG, "nl80211: del_ts request: tsid=%u", tsid);
|
|
|
|
if (!is_sta_interface(drv->nlmode))
|
|
return -ENOTSUP;
|
|
|
|
if (!(msg = nl80211_cmd_msg(bss, 0, NL80211_CMD_DEL_TX_TS)) ||
|
|
nla_put_u8(msg, NL80211_ATTR_TSID, tsid) ||
|
|
nla_put(msg, NL80211_ATTR_MAC, ETH_ALEN, addr)) {
|
|
nlmsg_free(msg);
|
|
return -ENOBUFS;
|
|
}
|
|
|
|
ret = send_and_recv_msgs(drv, msg, NULL, NULL, NULL, NULL);
|
|
if (ret)
|
|
wpa_printf(MSG_DEBUG, "nl80211: del_ts failed err=%d (%s)",
|
|
ret, strerror(-ret));
|
|
return ret;
|
|
}
|
|
|
|
|
|
#ifdef CONFIG_TESTING_OPTIONS
|
|
static int cmd_reply_handler(struct nl_msg *msg, void *arg)
|
|
{
|
|
struct genlmsghdr *gnlh = nlmsg_data(nlmsg_hdr(msg));
|
|
struct wpabuf *buf = arg;
|
|
|
|
if (!buf)
|
|
return NL_SKIP;
|
|
|
|
if ((size_t) genlmsg_attrlen(gnlh, 0) > wpabuf_tailroom(buf)) {
|
|
wpa_printf(MSG_INFO, "nl80211: insufficient buffer space for reply");
|
|
return NL_SKIP;
|
|
}
|
|
|
|
wpabuf_put_data(buf, genlmsg_attrdata(gnlh, 0),
|
|
genlmsg_attrlen(gnlh, 0));
|
|
|
|
return NL_SKIP;
|
|
}
|
|
#endif /* CONFIG_TESTING_OPTIONS */
|
|
|
|
|
|
static int vendor_reply_handler(struct nl_msg *msg, void *arg)
|
|
{
|
|
struct nlattr *tb[NL80211_ATTR_MAX + 1];
|
|
struct nlattr *nl_vendor_reply, *nl;
|
|
struct genlmsghdr *gnlh = nlmsg_data(nlmsg_hdr(msg));
|
|
struct wpabuf *buf = arg;
|
|
int rem;
|
|
|
|
if (!buf)
|
|
return NL_SKIP;
|
|
|
|
nla_parse(tb, NL80211_ATTR_MAX, genlmsg_attrdata(gnlh, 0),
|
|
genlmsg_attrlen(gnlh, 0), NULL);
|
|
nl_vendor_reply = tb[NL80211_ATTR_VENDOR_DATA];
|
|
|
|
if (!nl_vendor_reply)
|
|
return NL_SKIP;
|
|
|
|
if ((size_t) nla_len(nl_vendor_reply) > wpabuf_tailroom(buf)) {
|
|
wpa_printf(MSG_INFO, "nl80211: Vendor command: insufficient buffer space for reply");
|
|
return NL_SKIP;
|
|
}
|
|
|
|
nla_for_each_nested(nl, nl_vendor_reply, rem) {
|
|
wpabuf_put_data(buf, nla_data(nl), nla_len(nl));
|
|
}
|
|
|
|
return NL_SKIP;
|
|
}
|
|
|
|
|
|
static bool is_cmd_with_nested_attrs(unsigned int vendor_id,
|
|
unsigned int subcmd)
|
|
{
|
|
if (vendor_id != OUI_QCA)
|
|
return true;
|
|
|
|
switch (subcmd) {
|
|
case QCA_NL80211_VENDOR_SUBCMD_AVOID_FREQUENCY:
|
|
case QCA_NL80211_VENDOR_SUBCMD_STATS_EXT:
|
|
case QCA_NL80211_VENDOR_SUBCMD_SCANNING_MAC_OUI:
|
|
case QCA_NL80211_VENDOR_SUBCMD_KEY_MGMT_SET_KEY:
|
|
case QCA_NL80211_VENDOR_SUBCMD_SPECTRAL_SCAN_GET_STATUS:
|
|
case QCA_NL80211_VENDOR_SUBCMD_NAN:
|
|
return false;
|
|
default:
|
|
return true;
|
|
}
|
|
}
|
|
|
|
|
|
static int nl80211_vendor_cmd(void *priv, unsigned int vendor_id,
|
|
unsigned int subcmd, const u8 *data,
|
|
size_t data_len, enum nested_attr nested_attr,
|
|
struct wpabuf *buf)
|
|
{
|
|
struct i802_bss *bss = priv;
|
|
struct wpa_driver_nl80211_data *drv = bss->drv;
|
|
struct nl_msg *msg;
|
|
int ret, nla_flag;
|
|
|
|
#ifdef CONFIG_TESTING_OPTIONS
|
|
if (vendor_id == 0xffffffff) {
|
|
msg = nlmsg_alloc();
|
|
if (!msg)
|
|
return -ENOMEM;
|
|
|
|
nl80211_cmd(drv, msg, 0, subcmd);
|
|
if (nlmsg_append(msg, (void *) data, data_len, NLMSG_ALIGNTO) <
|
|
0)
|
|
goto fail;
|
|
/* This test vendor_cmd can be used with nl80211 commands that
|
|
* need the connect nl_sock, so use the owner-setting variant
|
|
* of send_and_recv_msgs(). */
|
|
ret = send_and_recv_msgs_owner(drv, msg,
|
|
get_connect_handle(bss), 0,
|
|
cmd_reply_handler, buf,
|
|
NULL, NULL);
|
|
if (ret)
|
|
wpa_printf(MSG_DEBUG, "nl80211: command failed err=%d",
|
|
ret);
|
|
return ret;
|
|
}
|
|
#endif /* CONFIG_TESTING_OPTIONS */
|
|
|
|
if (nested_attr == NESTED_ATTR_USED)
|
|
nla_flag = NLA_F_NESTED;
|
|
else if (nested_attr == NESTED_ATTR_UNSPECIFIED &&
|
|
is_cmd_with_nested_attrs(vendor_id, subcmd))
|
|
nla_flag = NLA_F_NESTED;
|
|
else
|
|
nla_flag = 0;
|
|
|
|
if (!(msg = nl80211_cmd_msg(bss, 0, NL80211_CMD_VENDOR)) ||
|
|
nla_put_u32(msg, NL80211_ATTR_VENDOR_ID, vendor_id) ||
|
|
nla_put_u32(msg, NL80211_ATTR_VENDOR_SUBCMD, subcmd) ||
|
|
(data &&
|
|
nla_put(msg, nla_flag | NL80211_ATTR_VENDOR_DATA,
|
|
data_len, data)))
|
|
goto fail;
|
|
|
|
ret = send_and_recv_msgs(drv, msg, vendor_reply_handler, buf,
|
|
NULL, NULL);
|
|
if (ret)
|
|
wpa_printf(MSG_DEBUG, "nl80211: vendor command failed err=%d",
|
|
ret);
|
|
return ret;
|
|
|
|
fail:
|
|
nlmsg_free(msg);
|
|
return -ENOBUFS;
|
|
}
|
|
|
|
|
|
static int nl80211_set_qos_map(void *priv, const u8 *qos_map_set,
|
|
u8 qos_map_set_len)
|
|
{
|
|
struct i802_bss *bss = priv;
|
|
struct wpa_driver_nl80211_data *drv = bss->drv;
|
|
struct nl_msg *msg;
|
|
int ret;
|
|
|
|
wpa_hexdump(MSG_DEBUG, "nl80211: Setting QoS Map",
|
|
qos_map_set, qos_map_set_len);
|
|
|
|
if (!(msg = nl80211_drv_msg(drv, 0, NL80211_CMD_SET_QOS_MAP)) ||
|
|
nla_put(msg, NL80211_ATTR_QOS_MAP, qos_map_set_len, qos_map_set)) {
|
|
nlmsg_free(msg);
|
|
return -ENOBUFS;
|
|
}
|
|
|
|
ret = send_and_recv_msgs(drv, msg, NULL, NULL, NULL, NULL);
|
|
if (ret)
|
|
wpa_printf(MSG_DEBUG, "nl80211: Setting QoS Map failed");
|
|
|
|
return ret;
|
|
}
|
|
|
|
|
|
static int get_wowlan_handler(struct nl_msg *msg, void *arg)
|
|
{
|
|
struct nlattr *tb[NL80211_ATTR_MAX + 1];
|
|
struct genlmsghdr *gnlh = nlmsg_data(nlmsg_hdr(msg));
|
|
int *wowlan_enabled = arg;
|
|
|
|
nla_parse(tb, NL80211_ATTR_MAX, genlmsg_attrdata(gnlh, 0),
|
|
genlmsg_attrlen(gnlh, 0), NULL);
|
|
|
|
*wowlan_enabled = !!tb[NL80211_ATTR_WOWLAN_TRIGGERS];
|
|
|
|
return NL_SKIP;
|
|
}
|
|
|
|
|
|
static int nl80211_get_wowlan(void *priv)
|
|
{
|
|
struct i802_bss *bss = priv;
|
|
struct wpa_driver_nl80211_data *drv = bss->drv;
|
|
struct nl_msg *msg;
|
|
int wowlan_enabled;
|
|
int ret;
|
|
|
|
wpa_printf(MSG_DEBUG, "nl80211: Getting wowlan status");
|
|
|
|
msg = nl80211_drv_msg(drv, 0, NL80211_CMD_GET_WOWLAN);
|
|
|
|
ret = send_and_recv_msgs(drv, msg, get_wowlan_handler, &wowlan_enabled,
|
|
NULL, NULL);
|
|
if (ret) {
|
|
wpa_printf(MSG_DEBUG, "nl80211: Getting wowlan status failed");
|
|
return 0;
|
|
}
|
|
|
|
wpa_printf(MSG_DEBUG, "nl80211: wowlan is %s",
|
|
wowlan_enabled ? "enabled" : "disabled");
|
|
|
|
return wowlan_enabled;
|
|
}
|
|
|
|
|
|
static int nl80211_set_wowlan(void *priv,
|
|
const struct wowlan_triggers *triggers)
|
|
{
|
|
struct i802_bss *bss = priv;
|
|
struct wpa_driver_nl80211_data *drv = bss->drv;
|
|
struct nl_msg *msg;
|
|
struct nlattr *wowlan_triggers;
|
|
int ret;
|
|
|
|
wpa_printf(MSG_DEBUG, "nl80211: Setting wowlan");
|
|
|
|
if (!(msg = nl80211_cmd_msg(bss, 0, NL80211_CMD_SET_WOWLAN)) ||
|
|
!(wowlan_triggers = nla_nest_start(msg,
|
|
NL80211_ATTR_WOWLAN_TRIGGERS)) ||
|
|
(triggers->any &&
|
|
nla_put_flag(msg, NL80211_WOWLAN_TRIG_ANY)) ||
|
|
(triggers->disconnect &&
|
|
nla_put_flag(msg, NL80211_WOWLAN_TRIG_DISCONNECT)) ||
|
|
(triggers->magic_pkt &&
|
|
nla_put_flag(msg, NL80211_WOWLAN_TRIG_MAGIC_PKT)) ||
|
|
(triggers->gtk_rekey_failure &&
|
|
nla_put_flag(msg, NL80211_WOWLAN_TRIG_GTK_REKEY_FAILURE)) ||
|
|
(triggers->eap_identity_req &&
|
|
nla_put_flag(msg, NL80211_WOWLAN_TRIG_EAP_IDENT_REQUEST)) ||
|
|
(triggers->four_way_handshake &&
|
|
nla_put_flag(msg, NL80211_WOWLAN_TRIG_4WAY_HANDSHAKE)) ||
|
|
(triggers->rfkill_release &&
|
|
nla_put_flag(msg, NL80211_WOWLAN_TRIG_RFKILL_RELEASE))) {
|
|
nlmsg_free(msg);
|
|
return -ENOBUFS;
|
|
}
|
|
|
|
nla_nest_end(msg, wowlan_triggers);
|
|
|
|
ret = send_and_recv_msgs(drv, msg, NULL, NULL, NULL, NULL);
|
|
if (ret)
|
|
wpa_printf(MSG_DEBUG, "nl80211: Setting wowlan failed");
|
|
|
|
return ret;
|
|
}
|
|
|
|
|
|
#ifdef CONFIG_DRIVER_NL80211_QCA
|
|
static int nl80211_roaming(void *priv, int allowed, const u8 *bssid)
|
|
{
|
|
struct i802_bss *bss = priv;
|
|
struct wpa_driver_nl80211_data *drv = bss->drv;
|
|
struct nl_msg *msg;
|
|
struct nlattr *params;
|
|
|
|
wpa_printf(MSG_DEBUG, "nl80211: Roaming policy: allowed=%d", allowed);
|
|
|
|
if (!drv->roaming_vendor_cmd_avail) {
|
|
wpa_printf(MSG_DEBUG,
|
|
"nl80211: Ignore roaming policy change since driver does not provide command for setting it");
|
|
return -1;
|
|
}
|
|
|
|
if (!(msg = nl80211_drv_msg(drv, 0, NL80211_CMD_VENDOR)) ||
|
|
nla_put_u32(msg, NL80211_ATTR_VENDOR_ID, OUI_QCA) ||
|
|
nla_put_u32(msg, NL80211_ATTR_VENDOR_SUBCMD,
|
|
QCA_NL80211_VENDOR_SUBCMD_ROAMING) ||
|
|
!(params = nla_nest_start(msg, NL80211_ATTR_VENDOR_DATA)) ||
|
|
nla_put_u32(msg, QCA_WLAN_VENDOR_ATTR_ROAMING_POLICY,
|
|
allowed ? QCA_ROAMING_ALLOWED_WITHIN_ESS :
|
|
QCA_ROAMING_NOT_ALLOWED) ||
|
|
(bssid &&
|
|
nla_put(msg, QCA_WLAN_VENDOR_ATTR_MAC_ADDR, ETH_ALEN, bssid))) {
|
|
nlmsg_free(msg);
|
|
return -1;
|
|
}
|
|
nla_nest_end(msg, params);
|
|
|
|
return send_and_recv_msgs(drv, msg, NULL, NULL, NULL, NULL);
|
|
}
|
|
|
|
|
|
static int nl80211_disable_fils(void *priv, int disable)
|
|
{
|
|
struct i802_bss *bss = priv;
|
|
struct wpa_driver_nl80211_data *drv = bss->drv;
|
|
struct nl_msg *msg;
|
|
struct nlattr *params;
|
|
|
|
wpa_printf(MSG_DEBUG, "nl80211: Disable FILS=%d", disable);
|
|
|
|
if (!drv->set_wifi_conf_vendor_cmd_avail)
|
|
return -1;
|
|
|
|
if (!(msg = nl80211_drv_msg(drv, 0, NL80211_CMD_VENDOR)) ||
|
|
nla_put_u32(msg, NL80211_ATTR_VENDOR_ID, OUI_QCA) ||
|
|
nla_put_u32(msg, NL80211_ATTR_VENDOR_SUBCMD,
|
|
QCA_NL80211_VENDOR_SUBCMD_SET_WIFI_CONFIGURATION) ||
|
|
!(params = nla_nest_start(msg, NL80211_ATTR_VENDOR_DATA)) ||
|
|
nla_put_u8(msg, QCA_WLAN_VENDOR_ATTR_CONFIG_DISABLE_FILS,
|
|
disable)) {
|
|
nlmsg_free(msg);
|
|
return -1;
|
|
}
|
|
nla_nest_end(msg, params);
|
|
|
|
return send_and_recv_msgs(drv, msg, NULL, NULL, NULL, NULL);
|
|
}
|
|
|
|
|
|
/* Reserved QCA_WLAN_VENDOR_ATTR_ROAMING_REQ_ID value for wpa_supplicant */
|
|
#define WPA_SUPPLICANT_CLIENT_ID 1
|
|
|
|
static int nl80211_set_bssid_tmp_disallow(void *priv, unsigned int num_bssid,
|
|
const u8 *bssid)
|
|
{
|
|
struct i802_bss *bss = priv;
|
|
struct wpa_driver_nl80211_data *drv = bss->drv;
|
|
struct nl_msg *msg;
|
|
struct nlattr *params, *nlbssids, *attr;
|
|
unsigned int i;
|
|
|
|
wpa_printf(MSG_DEBUG,
|
|
"nl80211: Set temporarily disallowed BSSIDs (num=%u)",
|
|
num_bssid);
|
|
|
|
if (!drv->roam_vendor_cmd_avail)
|
|
return -1;
|
|
|
|
if (!(msg = nl80211_drv_msg(drv, 0, NL80211_CMD_VENDOR)) ||
|
|
nla_put_u32(msg, NL80211_ATTR_VENDOR_ID, OUI_QCA) ||
|
|
nla_put_u32(msg, NL80211_ATTR_VENDOR_SUBCMD,
|
|
QCA_NL80211_VENDOR_SUBCMD_ROAM) ||
|
|
!(params = nla_nest_start(msg, NL80211_ATTR_VENDOR_DATA)) ||
|
|
nla_put_u32(msg, QCA_WLAN_VENDOR_ATTR_ROAMING_SUBCMD,
|
|
QCA_WLAN_VENDOR_ROAMING_SUBCMD_SET_BLACKLIST_BSSID) ||
|
|
nla_put_u32(msg, QCA_WLAN_VENDOR_ATTR_ROAMING_REQ_ID,
|
|
WPA_SUPPLICANT_CLIENT_ID) ||
|
|
nla_put_u32(msg,
|
|
QCA_WLAN_VENDOR_ATTR_ROAMING_PARAM_SET_BSSID_PARAMS_NUM_BSSID,
|
|
num_bssid))
|
|
goto fail;
|
|
|
|
nlbssids = nla_nest_start(
|
|
msg, QCA_WLAN_VENDOR_ATTR_ROAMING_PARAM_SET_BSSID_PARAMS);
|
|
if (!nlbssids)
|
|
goto fail;
|
|
|
|
for (i = 0; i < num_bssid; i++) {
|
|
attr = nla_nest_start(msg, i);
|
|
if (!attr)
|
|
goto fail;
|
|
if (nla_put(msg,
|
|
QCA_WLAN_VENDOR_ATTR_ROAMING_PARAM_SET_BSSID_PARAMS_BSSID,
|
|
ETH_ALEN, &bssid[i * ETH_ALEN]))
|
|
goto fail;
|
|
wpa_printf(MSG_DEBUG, "nl80211: BSSID[%u]: " MACSTR, i,
|
|
MAC2STR(&bssid[i * ETH_ALEN]));
|
|
nla_nest_end(msg, attr);
|
|
}
|
|
nla_nest_end(msg, nlbssids);
|
|
nla_nest_end(msg, params);
|
|
|
|
return send_and_recv_msgs(drv, msg, NULL, NULL, NULL, NULL);
|
|
|
|
fail:
|
|
nlmsg_free(msg);
|
|
return -1;
|
|
}
|
|
|
|
|
|
static int nl80211_add_sta_node(void *priv, const u8 *addr, u16 auth_alg)
|
|
{
|
|
struct i802_bss *bss = priv;
|
|
struct wpa_driver_nl80211_data *drv = bss->drv;
|
|
struct nl_msg *msg;
|
|
struct nlattr *params;
|
|
|
|
if (!drv->add_sta_node_vendor_cmd_avail)
|
|
return -EOPNOTSUPP;
|
|
|
|
wpa_printf(MSG_DEBUG, "nl80211: Add STA node");
|
|
|
|
if (!(msg = nl80211_drv_msg(drv, 0, NL80211_CMD_VENDOR)) ||
|
|
nla_put_u32(msg, NL80211_ATTR_VENDOR_ID, OUI_QCA) ||
|
|
nla_put_u32(msg, NL80211_ATTR_VENDOR_SUBCMD,
|
|
QCA_NL80211_VENDOR_SUBCMD_ADD_STA_NODE) ||
|
|
!(params = nla_nest_start(msg, NL80211_ATTR_VENDOR_DATA)) ||
|
|
(addr &&
|
|
nla_put(msg, QCA_WLAN_VENDOR_ATTR_ADD_STA_NODE_MAC_ADDR, ETH_ALEN,
|
|
addr)) ||
|
|
nla_put_u16(msg, QCA_WLAN_VENDOR_ATTR_ADD_STA_NODE_AUTH_ALGO,
|
|
auth_alg)) {
|
|
nlmsg_free(msg);
|
|
wpa_printf(MSG_ERROR,
|
|
"%s: err in adding vendor_cmd and vendor_data",
|
|
__func__);
|
|
return -1;
|
|
}
|
|
nla_nest_end(msg, params);
|
|
|
|
return send_and_recv_msgs(drv, msg, NULL, NULL, NULL, NULL);
|
|
}
|
|
|
|
#endif /* CONFIG_DRIVER_NL80211_QCA */
|
|
|
|
|
|
static int nl80211_set_mac_addr(void *priv, const u8 *addr)
|
|
{
|
|
struct i802_bss *bss = priv;
|
|
struct wpa_driver_nl80211_data *drv = bss->drv;
|
|
int new_addr = addr != NULL;
|
|
|
|
if (TEST_FAIL())
|
|
return -1;
|
|
|
|
if (!addr)
|
|
addr = drv->perm_addr;
|
|
|
|
if (linux_set_iface_flags(drv->global->ioctl_sock, bss->ifname, 0) < 0)
|
|
return -1;
|
|
|
|
if (linux_set_ifhwaddr(drv->global->ioctl_sock, bss->ifname, addr) < 0)
|
|
{
|
|
wpa_printf(MSG_DEBUG,
|
|
"nl80211: failed to set_mac_addr for %s to " MACSTR,
|
|
bss->ifname, MAC2STR(addr));
|
|
if (linux_set_iface_flags(drv->global->ioctl_sock, bss->ifname,
|
|
1) < 0) {
|
|
wpa_printf(MSG_DEBUG,
|
|
"nl80211: Could not restore interface UP after failed set_mac_addr");
|
|
}
|
|
return -1;
|
|
}
|
|
|
|
wpa_printf(MSG_DEBUG, "nl80211: set_mac_addr for %s to " MACSTR,
|
|
bss->ifname, MAC2STR(addr));
|
|
drv->addr_changed = new_addr;
|
|
os_memcpy(bss->addr, addr, ETH_ALEN);
|
|
|
|
if (linux_set_iface_flags(drv->global->ioctl_sock, bss->ifname, 1) < 0)
|
|
{
|
|
wpa_printf(MSG_DEBUG,
|
|
"nl80211: Could not restore interface UP after set_mac_addr");
|
|
}
|
|
|
|
return 0;
|
|
}
|
|
|
|
|
|
#ifdef CONFIG_MESH
|
|
|
|
static int wpa_driver_nl80211_init_mesh(void *priv)
|
|
{
|
|
if (wpa_driver_nl80211_set_mode(priv, NL80211_IFTYPE_MESH_POINT)) {
|
|
wpa_printf(MSG_INFO,
|
|
"nl80211: Failed to set interface into mesh mode");
|
|
return -1;
|
|
}
|
|
return 0;
|
|
}
|
|
|
|
|
|
static int nl80211_put_mesh_id(struct nl_msg *msg, const u8 *mesh_id,
|
|
size_t mesh_id_len)
|
|
{
|
|
if (mesh_id) {
|
|
wpa_printf(MSG_DEBUG, " * Mesh ID (SSID)=%s",
|
|
wpa_ssid_txt(mesh_id, mesh_id_len));
|
|
return nla_put(msg, NL80211_ATTR_MESH_ID, mesh_id_len, mesh_id);
|
|
}
|
|
|
|
return 0;
|
|
}
|
|
|
|
|
|
static int nl80211_put_mesh_config(struct nl_msg *msg,
|
|
struct wpa_driver_mesh_bss_params *params)
|
|
{
|
|
struct nlattr *container;
|
|
|
|
container = nla_nest_start(msg, NL80211_ATTR_MESH_CONFIG);
|
|
if (!container)
|
|
return -1;
|
|
|
|
if (((params->flags & WPA_DRIVER_MESH_CONF_FLAG_AUTO_PLINKS) &&
|
|
nla_put_u8(msg, NL80211_MESHCONF_AUTO_OPEN_PLINKS,
|
|
params->auto_plinks)) ||
|
|
((params->flags & WPA_DRIVER_MESH_CONF_FLAG_MAX_PEER_LINKS) &&
|
|
nla_put_u16(msg, NL80211_MESHCONF_MAX_PEER_LINKS,
|
|
params->max_peer_links)) ||
|
|
((params->flags & WPA_DRIVER_MESH_CONF_FLAG_RSSI_THRESHOLD) &&
|
|
nla_put_u32(msg, NL80211_MESHCONF_RSSI_THRESHOLD,
|
|
params->rssi_threshold)))
|
|
return -1;
|
|
|
|
/*
|
|
* Set NL80211_MESHCONF_PLINK_TIMEOUT even if user mpm is used because
|
|
* the timer could disconnect stations even in that case.
|
|
*/
|
|
if ((params->flags & WPA_DRIVER_MESH_CONF_FLAG_PEER_LINK_TIMEOUT) &&
|
|
nla_put_u32(msg, NL80211_MESHCONF_PLINK_TIMEOUT,
|
|
params->peer_link_timeout)) {
|
|
wpa_printf(MSG_ERROR, "nl80211: Failed to set PLINK_TIMEOUT");
|
|
return -1;
|
|
}
|
|
|
|
if ((params->flags & WPA_DRIVER_MESH_CONF_FLAG_HT_OP_MODE) &&
|
|
nla_put_u16(msg, NL80211_MESHCONF_HT_OPMODE, params->ht_opmode)) {
|
|
wpa_printf(MSG_ERROR, "nl80211: Failed to set HT_OP_MODE");
|
|
return -1;
|
|
}
|
|
|
|
nla_nest_end(msg, container);
|
|
|
|
return 0;
|
|
}
|
|
|
|
|
|
static int nl80211_join_mesh(struct i802_bss *bss,
|
|
struct wpa_driver_mesh_join_params *params)
|
|
{
|
|
struct wpa_driver_nl80211_data *drv = bss->drv;
|
|
struct nl_msg *msg;
|
|
struct nlattr *container;
|
|
int ret = -1;
|
|
|
|
wpa_printf(MSG_DEBUG, "nl80211: mesh join (ifindex=%d)", drv->ifindex);
|
|
msg = nl80211_drv_msg(drv, 0, NL80211_CMD_JOIN_MESH);
|
|
if (!msg ||
|
|
nl80211_put_freq_params(msg, ¶ms->freq) ||
|
|
nl80211_put_basic_rates(msg, params->basic_rates) ||
|
|
nl80211_put_mesh_id(msg, params->meshid, params->meshid_len) ||
|
|
nl80211_put_beacon_int(msg, params->beacon_int) ||
|
|
nl80211_put_dtim_period(msg, params->dtim_period))
|
|
goto fail;
|
|
|
|
wpa_printf(MSG_DEBUG, " * flags=%08X", params->flags);
|
|
|
|
if (params->handle_dfs && nla_put_flag(msg, NL80211_ATTR_HANDLE_DFS))
|
|
goto fail;
|
|
|
|
container = nla_nest_start(msg, NL80211_ATTR_MESH_SETUP);
|
|
if (!container)
|
|
goto fail;
|
|
|
|
if (params->ies) {
|
|
wpa_hexdump(MSG_DEBUG, " * IEs", params->ies, params->ie_len);
|
|
if (nla_put(msg, NL80211_MESH_SETUP_IE, params->ie_len,
|
|
params->ies))
|
|
goto fail;
|
|
}
|
|
/* WPA_DRIVER_MESH_FLAG_OPEN_AUTH is treated as default by nl80211 */
|
|
if (params->flags & WPA_DRIVER_MESH_FLAG_SAE_AUTH) {
|
|
if (nla_put_u8(msg, NL80211_MESH_SETUP_AUTH_PROTOCOL, 0x1) ||
|
|
nla_put_flag(msg, NL80211_MESH_SETUP_USERSPACE_AUTH))
|
|
goto fail;
|
|
}
|
|
if ((params->flags & WPA_DRIVER_MESH_FLAG_AMPE) &&
|
|
nla_put_flag(msg, NL80211_MESH_SETUP_USERSPACE_AMPE))
|
|
goto fail;
|
|
if ((params->flags & WPA_DRIVER_MESH_FLAG_USER_MPM) &&
|
|
nla_put_flag(msg, NL80211_MESH_SETUP_USERSPACE_MPM))
|
|
goto fail;
|
|
nla_nest_end(msg, container);
|
|
|
|
params->conf.flags |= WPA_DRIVER_MESH_CONF_FLAG_AUTO_PLINKS;
|
|
params->conf.flags |= WPA_DRIVER_MESH_CONF_FLAG_PEER_LINK_TIMEOUT;
|
|
params->conf.flags |= WPA_DRIVER_MESH_CONF_FLAG_MAX_PEER_LINKS;
|
|
if (nl80211_put_mesh_config(msg, ¶ms->conf) < 0)
|
|
goto fail;
|
|
|
|
ret = send_and_recv_msgs_owner(drv, msg, get_connect_handle(bss), 1,
|
|
NULL, NULL, NULL, NULL);
|
|
msg = NULL;
|
|
if (ret) {
|
|
wpa_printf(MSG_DEBUG, "nl80211: mesh join failed: ret=%d (%s)",
|
|
ret, strerror(-ret));
|
|
goto fail;
|
|
}
|
|
ret = 0;
|
|
drv->assoc_freq = bss->freq = params->freq.freq;
|
|
wpa_printf(MSG_DEBUG, "nl80211: mesh join request send successfully");
|
|
|
|
fail:
|
|
nlmsg_free(msg);
|
|
return ret;
|
|
}
|
|
|
|
|
|
static int
|
|
wpa_driver_nl80211_join_mesh(void *priv,
|
|
struct wpa_driver_mesh_join_params *params)
|
|
{
|
|
struct i802_bss *bss = priv;
|
|
int ret, timeout;
|
|
|
|
timeout = params->conf.peer_link_timeout;
|
|
|
|
/* Disable kernel inactivity timer */
|
|
if (params->flags & WPA_DRIVER_MESH_FLAG_USER_MPM)
|
|
params->conf.peer_link_timeout = 0;
|
|
|
|
ret = nl80211_join_mesh(bss, params);
|
|
if (ret == -EINVAL && params->conf.peer_link_timeout == 0) {
|
|
wpa_printf(MSG_DEBUG,
|
|
"nl80211: Mesh join retry for peer_link_timeout");
|
|
/*
|
|
* Old kernel does not support setting
|
|
* NL80211_MESHCONF_PLINK_TIMEOUT to zero, so set 60 seconds
|
|
* into future from peer_link_timeout.
|
|
*/
|
|
params->conf.peer_link_timeout = timeout + 60;
|
|
ret = nl80211_join_mesh(priv, params);
|
|
}
|
|
|
|
params->conf.peer_link_timeout = timeout;
|
|
return ret;
|
|
}
|
|
|
|
|
|
static int wpa_driver_nl80211_leave_mesh(void *priv)
|
|
{
|
|
struct i802_bss *bss = priv;
|
|
struct wpa_driver_nl80211_data *drv = bss->drv;
|
|
struct nl_msg *msg;
|
|
int ret;
|
|
|
|
wpa_printf(MSG_DEBUG, "nl80211: mesh leave (ifindex=%d)", drv->ifindex);
|
|
msg = nl80211_drv_msg(drv, 0, NL80211_CMD_LEAVE_MESH);
|
|
ret = send_and_recv_msgs_owner(drv, msg, get_connect_handle(bss), 0,
|
|
NULL, NULL, NULL, NULL);
|
|
if (ret) {
|
|
wpa_printf(MSG_DEBUG, "nl80211: mesh leave failed: ret=%d (%s)",
|
|
ret, strerror(-ret));
|
|
} else {
|
|
wpa_printf(MSG_DEBUG,
|
|
"nl80211: mesh leave request send successfully");
|
|
}
|
|
|
|
if (wpa_driver_nl80211_set_mode(drv->first_bss,
|
|
NL80211_IFTYPE_STATION)) {
|
|
wpa_printf(MSG_INFO,
|
|
"nl80211: Failed to set interface into station mode");
|
|
}
|
|
return ret;
|
|
}
|
|
|
|
|
|
static int nl80211_probe_mesh_link(void *priv, const u8 *addr, const u8 *eth,
|
|
size_t len)
|
|
{
|
|
struct i802_bss *bss = priv;
|
|
struct wpa_driver_nl80211_data *drv = bss->drv;
|
|
struct nl_msg *msg;
|
|
int ret;
|
|
|
|
msg = nl80211_drv_msg(drv, 0, NL80211_CMD_PROBE_MESH_LINK);
|
|
if (!msg ||
|
|
nla_put(msg, NL80211_ATTR_MAC, ETH_ALEN, addr) ||
|
|
nla_put(msg, NL80211_ATTR_FRAME, len, eth)) {
|
|
nlmsg_free(msg);
|
|
return -ENOBUFS;
|
|
}
|
|
|
|
ret = send_and_recv_msgs(drv, msg, NULL, NULL, NULL, NULL);
|
|
if (ret) {
|
|
wpa_printf(MSG_DEBUG, "nl80211: mesh link probe to " MACSTR
|
|
" failed: ret=%d (%s)",
|
|
MAC2STR(addr), ret, strerror(-ret));
|
|
} else {
|
|
wpa_printf(MSG_DEBUG, "nl80211: Mesh link to " MACSTR
|
|
" probed successfully", MAC2STR(addr));
|
|
}
|
|
|
|
return ret;
|
|
}
|
|
|
|
#endif /* CONFIG_MESH */
|
|
|
|
|
|
static int wpa_driver_br_add_ip_neigh(void *priv, u8 version,
|
|
const u8 *ipaddr, int prefixlen,
|
|
const u8 *addr)
|
|
{
|
|
#ifdef CONFIG_LIBNL3_ROUTE
|
|
struct i802_bss *bss = priv;
|
|
struct wpa_driver_nl80211_data *drv = bss->drv;
|
|
struct rtnl_neigh *rn;
|
|
struct nl_addr *nl_ipaddr = NULL;
|
|
struct nl_addr *nl_lladdr = NULL;
|
|
int family, addrsize;
|
|
int res;
|
|
|
|
if (!ipaddr || prefixlen == 0 || !addr)
|
|
return -EINVAL;
|
|
|
|
if (bss->br_ifindex == 0) {
|
|
wpa_printf(MSG_DEBUG,
|
|
"nl80211: bridge must be set before adding an ip neigh to it");
|
|
return -1;
|
|
}
|
|
|
|
if (!drv->rtnl_sk) {
|
|
wpa_printf(MSG_DEBUG,
|
|
"nl80211: nl_sock for NETLINK_ROUTE is not initialized");
|
|
return -1;
|
|
}
|
|
|
|
if (version == 4) {
|
|
family = AF_INET;
|
|
addrsize = 4;
|
|
} else if (version == 6) {
|
|
family = AF_INET6;
|
|
addrsize = 16;
|
|
} else {
|
|
return -EINVAL;
|
|
}
|
|
|
|
rn = rtnl_neigh_alloc();
|
|
if (rn == NULL)
|
|
return -ENOMEM;
|
|
|
|
/* set the destination ip address for neigh */
|
|
nl_ipaddr = nl_addr_build(family, (void *) ipaddr, addrsize);
|
|
if (nl_ipaddr == NULL) {
|
|
wpa_printf(MSG_DEBUG, "nl80211: nl_ipaddr build failed");
|
|
res = -ENOMEM;
|
|
goto errout;
|
|
}
|
|
nl_addr_set_prefixlen(nl_ipaddr, prefixlen);
|
|
res = rtnl_neigh_set_dst(rn, nl_ipaddr);
|
|
if (res) {
|
|
wpa_printf(MSG_DEBUG,
|
|
"nl80211: neigh set destination addr failed");
|
|
goto errout;
|
|
}
|
|
|
|
/* set the corresponding lladdr for neigh */
|
|
nl_lladdr = nl_addr_build(AF_BRIDGE, (u8 *) addr, ETH_ALEN);
|
|
if (nl_lladdr == NULL) {
|
|
wpa_printf(MSG_DEBUG, "nl80211: neigh set lladdr failed");
|
|
res = -ENOMEM;
|
|
goto errout;
|
|
}
|
|
rtnl_neigh_set_lladdr(rn, nl_lladdr);
|
|
|
|
rtnl_neigh_set_ifindex(rn, bss->br_ifindex);
|
|
rtnl_neigh_set_state(rn, NUD_PERMANENT);
|
|
|
|
res = rtnl_neigh_add(drv->rtnl_sk, rn, NLM_F_CREATE);
|
|
if (res) {
|
|
wpa_printf(MSG_DEBUG,
|
|
"nl80211: Adding bridge ip neigh failed: %s",
|
|
nl_geterror(res));
|
|
}
|
|
errout:
|
|
if (nl_lladdr)
|
|
nl_addr_put(nl_lladdr);
|
|
if (nl_ipaddr)
|
|
nl_addr_put(nl_ipaddr);
|
|
if (rn)
|
|
rtnl_neigh_put(rn);
|
|
return res;
|
|
#else /* CONFIG_LIBNL3_ROUTE */
|
|
return -1;
|
|
#endif /* CONFIG_LIBNL3_ROUTE */
|
|
}
|
|
|
|
|
|
static int wpa_driver_br_delete_ip_neigh(void *priv, u8 version,
|
|
const u8 *ipaddr)
|
|
{
|
|
#ifdef CONFIG_LIBNL3_ROUTE
|
|
struct i802_bss *bss = priv;
|
|
struct wpa_driver_nl80211_data *drv = bss->drv;
|
|
struct rtnl_neigh *rn;
|
|
struct nl_addr *nl_ipaddr;
|
|
int family, addrsize;
|
|
int res;
|
|
|
|
if (!ipaddr)
|
|
return -EINVAL;
|
|
|
|
if (version == 4) {
|
|
family = AF_INET;
|
|
addrsize = 4;
|
|
} else if (version == 6) {
|
|
family = AF_INET6;
|
|
addrsize = 16;
|
|
} else {
|
|
return -EINVAL;
|
|
}
|
|
|
|
if (bss->br_ifindex == 0) {
|
|
wpa_printf(MSG_DEBUG,
|
|
"nl80211: bridge must be set to delete an ip neigh");
|
|
return -1;
|
|
}
|
|
|
|
if (!drv->rtnl_sk) {
|
|
wpa_printf(MSG_DEBUG,
|
|
"nl80211: nl_sock for NETLINK_ROUTE is not initialized");
|
|
return -1;
|
|
}
|
|
|
|
rn = rtnl_neigh_alloc();
|
|
if (rn == NULL)
|
|
return -ENOMEM;
|
|
|
|
/* set the destination ip address for neigh */
|
|
nl_ipaddr = nl_addr_build(family, (void *) ipaddr, addrsize);
|
|
if (nl_ipaddr == NULL) {
|
|
wpa_printf(MSG_DEBUG, "nl80211: nl_ipaddr build failed");
|
|
res = -ENOMEM;
|
|
goto errout;
|
|
}
|
|
res = rtnl_neigh_set_dst(rn, nl_ipaddr);
|
|
if (res) {
|
|
wpa_printf(MSG_DEBUG,
|
|
"nl80211: neigh set destination addr failed");
|
|
goto errout;
|
|
}
|
|
|
|
rtnl_neigh_set_ifindex(rn, bss->br_ifindex);
|
|
|
|
res = rtnl_neigh_delete(drv->rtnl_sk, rn, 0);
|
|
if (res) {
|
|
wpa_printf(MSG_DEBUG,
|
|
"nl80211: Deleting bridge ip neigh failed: %s",
|
|
nl_geterror(res));
|
|
}
|
|
errout:
|
|
if (nl_ipaddr)
|
|
nl_addr_put(nl_ipaddr);
|
|
if (rn)
|
|
rtnl_neigh_put(rn);
|
|
return res;
|
|
#else /* CONFIG_LIBNL3_ROUTE */
|
|
return -1;
|
|
#endif /* CONFIG_LIBNL3_ROUTE */
|
|
}
|
|
|
|
|
|
static int linux_write_system_file(const char *path, unsigned int val)
|
|
{
|
|
char buf[50];
|
|
int fd, len;
|
|
|
|
len = os_snprintf(buf, sizeof(buf), "%u\n", val);
|
|
if (os_snprintf_error(sizeof(buf), len))
|
|
return -1;
|
|
|
|
fd = open(path, O_WRONLY);
|
|
if (fd < 0)
|
|
return -1;
|
|
|
|
if (write(fd, buf, len) < 0) {
|
|
wpa_printf(MSG_DEBUG,
|
|
"nl80211: Failed to write Linux system file: %s with the value of %d",
|
|
path, val);
|
|
close(fd);
|
|
return -1;
|
|
}
|
|
close(fd);
|
|
|
|
return 0;
|
|
}
|
|
|
|
|
|
static const char * drv_br_port_attr_str(enum drv_br_port_attr attr)
|
|
{
|
|
switch (attr) {
|
|
case DRV_BR_PORT_ATTR_PROXYARP:
|
|
return "proxyarp_wifi";
|
|
case DRV_BR_PORT_ATTR_HAIRPIN_MODE:
|
|
return "hairpin_mode";
|
|
}
|
|
|
|
return NULL;
|
|
}
|
|
|
|
|
|
static int wpa_driver_br_port_set_attr(void *priv, enum drv_br_port_attr attr,
|
|
unsigned int val)
|
|
{
|
|
struct i802_bss *bss = priv;
|
|
char path[128];
|
|
const char *attr_txt;
|
|
|
|
attr_txt = drv_br_port_attr_str(attr);
|
|
if (attr_txt == NULL)
|
|
return -EINVAL;
|
|
|
|
os_snprintf(path, sizeof(path), "/sys/class/net/%s/brport/%s",
|
|
bss->ifname, attr_txt);
|
|
|
|
if (linux_write_system_file(path, val))
|
|
return -1;
|
|
|
|
return 0;
|
|
}
|
|
|
|
|
|
static const char * drv_br_net_param_str(enum drv_br_net_param param)
|
|
{
|
|
switch (param) {
|
|
case DRV_BR_NET_PARAM_GARP_ACCEPT:
|
|
return "arp_accept";
|
|
default:
|
|
return NULL;
|
|
}
|
|
}
|
|
|
|
|
|
static int wpa_driver_br_set_net_param(void *priv, enum drv_br_net_param param,
|
|
unsigned int val)
|
|
{
|
|
struct i802_bss *bss = priv;
|
|
char path[128];
|
|
const char *param_txt;
|
|
int ip_version = 4;
|
|
|
|
if (param == DRV_BR_MULTICAST_SNOOPING) {
|
|
os_snprintf(path, sizeof(path),
|
|
"/sys/devices/virtual/net/%s/bridge/multicast_snooping",
|
|
bss->brname);
|
|
goto set_val;
|
|
}
|
|
|
|
param_txt = drv_br_net_param_str(param);
|
|
if (param_txt == NULL)
|
|
return -EINVAL;
|
|
|
|
switch (param) {
|
|
case DRV_BR_NET_PARAM_GARP_ACCEPT:
|
|
ip_version = 4;
|
|
break;
|
|
default:
|
|
return -EINVAL;
|
|
}
|
|
|
|
os_snprintf(path, sizeof(path), "/proc/sys/net/ipv%d/conf/%s/%s",
|
|
ip_version, bss->brname, param_txt);
|
|
|
|
set_val:
|
|
if (linux_write_system_file(path, val))
|
|
return -1;
|
|
|
|
return 0;
|
|
}
|
|
|
|
|
|
#ifdef CONFIG_DRIVER_NL80211_QCA
|
|
|
|
static int hw_mode_to_qca_acs(enum hostapd_hw_mode hw_mode)
|
|
{
|
|
switch (hw_mode) {
|
|
case HOSTAPD_MODE_IEEE80211B:
|
|
return QCA_ACS_MODE_IEEE80211B;
|
|
case HOSTAPD_MODE_IEEE80211G:
|
|
return QCA_ACS_MODE_IEEE80211G;
|
|
case HOSTAPD_MODE_IEEE80211A:
|
|
return QCA_ACS_MODE_IEEE80211A;
|
|
case HOSTAPD_MODE_IEEE80211AD:
|
|
return QCA_ACS_MODE_IEEE80211AD;
|
|
case HOSTAPD_MODE_IEEE80211ANY:
|
|
return QCA_ACS_MODE_IEEE80211ANY;
|
|
default:
|
|
return -1;
|
|
}
|
|
}
|
|
|
|
|
|
static int add_acs_ch_list(struct nl_msg *msg, const int *freq_list)
|
|
{
|
|
int num_channels = 0, num_freqs;
|
|
u8 *ch_list;
|
|
enum hostapd_hw_mode hw_mode;
|
|
int ret = 0;
|
|
int i;
|
|
|
|
if (!freq_list)
|
|
return 0;
|
|
|
|
num_freqs = int_array_len(freq_list);
|
|
ch_list = os_malloc(sizeof(u8) * num_freqs);
|
|
if (!ch_list)
|
|
return -1;
|
|
|
|
for (i = 0; i < num_freqs; i++) {
|
|
const int freq = freq_list[i];
|
|
|
|
if (freq == 0)
|
|
break;
|
|
/* Send 2.4 GHz and 5 GHz channels with
|
|
* QCA_WLAN_VENDOR_ATTR_ACS_CH_LIST to maintain backwards
|
|
* compatibility.
|
|
*/
|
|
if (!(freq >= 2412 && freq <= 2484) &&
|
|
!(freq >= 5180 && freq <= 5900))
|
|
continue;
|
|
hw_mode = ieee80211_freq_to_chan(freq, &ch_list[num_channels]);
|
|
if (hw_mode != NUM_HOSTAPD_MODES)
|
|
num_channels++;
|
|
}
|
|
|
|
if (num_channels)
|
|
ret = nla_put(msg, QCA_WLAN_VENDOR_ATTR_ACS_CH_LIST,
|
|
num_channels, ch_list);
|
|
|
|
os_free(ch_list);
|
|
return ret;
|
|
}
|
|
|
|
|
|
static int add_acs_freq_list(struct nl_msg *msg, const int *freq_list)
|
|
{
|
|
int i, len, ret;
|
|
u32 *freqs;
|
|
|
|
if (!freq_list)
|
|
return 0;
|
|
len = int_array_len(freq_list);
|
|
freqs = os_malloc(sizeof(u32) * len);
|
|
if (!freqs)
|
|
return -1;
|
|
for (i = 0; i < len; i++)
|
|
freqs[i] = freq_list[i];
|
|
ret = nla_put(msg, QCA_WLAN_VENDOR_ATTR_ACS_FREQ_LIST,
|
|
sizeof(u32) * len, freqs);
|
|
os_free(freqs);
|
|
return ret;
|
|
}
|
|
|
|
|
|
static int wpa_driver_do_acs(void *priv, struct drv_acs_params *params)
|
|
{
|
|
struct i802_bss *bss = priv;
|
|
struct wpa_driver_nl80211_data *drv = bss->drv;
|
|
struct nl_msg *msg;
|
|
struct nlattr *data;
|
|
int ret;
|
|
int mode;
|
|
|
|
mode = hw_mode_to_qca_acs(params->hw_mode);
|
|
if (mode < 0)
|
|
return -1;
|
|
|
|
if (!(msg = nl80211_drv_msg(drv, 0, NL80211_CMD_VENDOR)) ||
|
|
nla_put_u32(msg, NL80211_ATTR_VENDOR_ID, OUI_QCA) ||
|
|
nla_put_u32(msg, NL80211_ATTR_VENDOR_SUBCMD,
|
|
QCA_NL80211_VENDOR_SUBCMD_DO_ACS) ||
|
|
!(data = nla_nest_start(msg, NL80211_ATTR_VENDOR_DATA)) ||
|
|
nla_put_u8(msg, QCA_WLAN_VENDOR_ATTR_ACS_HW_MODE, mode) ||
|
|
(params->ht_enabled &&
|
|
nla_put_flag(msg, QCA_WLAN_VENDOR_ATTR_ACS_HT_ENABLED)) ||
|
|
(params->ht40_enabled &&
|
|
nla_put_flag(msg, QCA_WLAN_VENDOR_ATTR_ACS_HT40_ENABLED)) ||
|
|
(params->vht_enabled &&
|
|
nla_put_flag(msg, QCA_WLAN_VENDOR_ATTR_ACS_VHT_ENABLED)) ||
|
|
nla_put_u16(msg, QCA_WLAN_VENDOR_ATTR_ACS_CHWIDTH,
|
|
params->ch_width) ||
|
|
add_acs_ch_list(msg, params->freq_list) ||
|
|
add_acs_freq_list(msg, params->freq_list) ||
|
|
(params->edmg_enabled &&
|
|
nla_put_flag(msg, QCA_WLAN_VENDOR_ATTR_ACS_EDMG_ENABLED))) {
|
|
nlmsg_free(msg);
|
|
return -ENOBUFS;
|
|
}
|
|
nla_nest_end(msg, data);
|
|
|
|
wpa_printf(MSG_DEBUG,
|
|
"nl80211: ACS Params: HW_MODE: %d HT: %d HT40: %d VHT: %d BW: %d EDMG: %d",
|
|
params->hw_mode, params->ht_enabled, params->ht40_enabled,
|
|
params->vht_enabled, params->ch_width, params->edmg_enabled);
|
|
|
|
ret = send_and_recv_msgs(drv, msg, NULL, NULL, NULL, NULL);
|
|
if (ret) {
|
|
wpa_printf(MSG_DEBUG,
|
|
"nl80211: Failed to invoke driver ACS function: %s",
|
|
strerror(-ret));
|
|
}
|
|
return ret;
|
|
}
|
|
|
|
|
|
static int nl80211_set_band(void *priv, enum set_band band)
|
|
{
|
|
struct i802_bss *bss = priv;
|
|
struct wpa_driver_nl80211_data *drv = bss->drv;
|
|
struct nl_msg *msg;
|
|
struct nlattr *data;
|
|
int ret;
|
|
enum qca_set_band qca_band;
|
|
|
|
if (!drv->setband_vendor_cmd_avail)
|
|
return -1;
|
|
|
|
switch (band) {
|
|
case WPA_SETBAND_AUTO:
|
|
qca_band = QCA_SETBAND_AUTO;
|
|
break;
|
|
case WPA_SETBAND_5G:
|
|
qca_band = QCA_SETBAND_5G;
|
|
break;
|
|
case WPA_SETBAND_2G:
|
|
qca_band = QCA_SETBAND_2G;
|
|
break;
|
|
default:
|
|
return -1;
|
|
}
|
|
|
|
if (!(msg = nl80211_drv_msg(drv, 0, NL80211_CMD_VENDOR)) ||
|
|
nla_put_u32(msg, NL80211_ATTR_VENDOR_ID, OUI_QCA) ||
|
|
nla_put_u32(msg, NL80211_ATTR_VENDOR_SUBCMD,
|
|
QCA_NL80211_VENDOR_SUBCMD_SETBAND) ||
|
|
!(data = nla_nest_start(msg, NL80211_ATTR_VENDOR_DATA)) ||
|
|
nla_put_u32(msg, QCA_WLAN_VENDOR_ATTR_SETBAND_VALUE, qca_band)) {
|
|
nlmsg_free(msg);
|
|
return -ENOBUFS;
|
|
}
|
|
nla_nest_end(msg, data);
|
|
|
|
ret = send_and_recv_msgs(drv, msg, NULL, NULL, NULL, NULL);
|
|
if (ret) {
|
|
wpa_printf(MSG_DEBUG,
|
|
"nl80211: Driver setband function failed: %s",
|
|
strerror(-ret));
|
|
}
|
|
return ret;
|
|
}
|
|
|
|
|
|
struct nl80211_pcl {
|
|
unsigned int num;
|
|
unsigned int *freq_list;
|
|
};
|
|
|
|
static int preferred_freq_info_handler(struct nl_msg *msg, void *arg)
|
|
{
|
|
struct nlattr *tb[NL80211_ATTR_MAX + 1];
|
|
struct genlmsghdr *gnlh = nlmsg_data(nlmsg_hdr(msg));
|
|
struct nl80211_pcl *param = arg;
|
|
struct nlattr *nl_vend, *attr;
|
|
enum qca_iface_type iface_type;
|
|
struct nlattr *tb_vendor[QCA_WLAN_VENDOR_ATTR_MAX + 1];
|
|
unsigned int num, max_num;
|
|
u32 *freqs;
|
|
|
|
nla_parse(tb, NL80211_ATTR_MAX, genlmsg_attrdata(gnlh, 0),
|
|
genlmsg_attrlen(gnlh, 0), NULL);
|
|
|
|
nl_vend = tb[NL80211_ATTR_VENDOR_DATA];
|
|
if (!nl_vend)
|
|
return NL_SKIP;
|
|
|
|
nla_parse(tb_vendor, QCA_WLAN_VENDOR_ATTR_MAX,
|
|
nla_data(nl_vend), nla_len(nl_vend), NULL);
|
|
|
|
attr = tb_vendor[
|
|
QCA_WLAN_VENDOR_ATTR_GET_PREFERRED_FREQ_LIST_IFACE_TYPE];
|
|
if (!attr) {
|
|
wpa_printf(MSG_ERROR, "nl80211: iface_type couldn't be found");
|
|
param->num = 0;
|
|
return NL_SKIP;
|
|
}
|
|
|
|
iface_type = (enum qca_iface_type) nla_get_u32(attr);
|
|
wpa_printf(MSG_DEBUG, "nl80211: Driver returned iface_type=%d",
|
|
iface_type);
|
|
|
|
attr = tb_vendor[QCA_WLAN_VENDOR_ATTR_GET_PREFERRED_FREQ_LIST];
|
|
if (!attr) {
|
|
wpa_printf(MSG_ERROR,
|
|
"nl80211: preferred_freq_list couldn't be found");
|
|
param->num = 0;
|
|
return NL_SKIP;
|
|
}
|
|
|
|
/*
|
|
* param->num has the maximum number of entries for which there
|
|
* is room in the freq_list provided by the caller.
|
|
*/
|
|
freqs = nla_data(attr);
|
|
max_num = nla_len(attr) / sizeof(u32);
|
|
if (max_num > param->num)
|
|
max_num = param->num;
|
|
for (num = 0; num < max_num; num++)
|
|
param->freq_list[num] = freqs[num];
|
|
param->num = num;
|
|
|
|
return NL_SKIP;
|
|
}
|
|
|
|
|
|
static int nl80211_get_pref_freq_list(void *priv,
|
|
enum wpa_driver_if_type if_type,
|
|
unsigned int *num,
|
|
unsigned int *freq_list)
|
|
{
|
|
struct i802_bss *bss = priv;
|
|
struct wpa_driver_nl80211_data *drv = bss->drv;
|
|
struct nl_msg *msg;
|
|
int ret;
|
|
unsigned int i;
|
|
struct nlattr *params;
|
|
struct nl80211_pcl param;
|
|
enum qca_iface_type iface_type;
|
|
|
|
if (!drv->get_pref_freq_list)
|
|
return -1;
|
|
|
|
switch (if_type) {
|
|
case WPA_IF_STATION:
|
|
iface_type = QCA_IFACE_TYPE_STA;
|
|
break;
|
|
case WPA_IF_AP_BSS:
|
|
iface_type = QCA_IFACE_TYPE_AP;
|
|
break;
|
|
case WPA_IF_P2P_GO:
|
|
iface_type = QCA_IFACE_TYPE_P2P_GO;
|
|
break;
|
|
case WPA_IF_P2P_CLIENT:
|
|
iface_type = QCA_IFACE_TYPE_P2P_CLIENT;
|
|
break;
|
|
case WPA_IF_IBSS:
|
|
iface_type = QCA_IFACE_TYPE_IBSS;
|
|
break;
|
|
case WPA_IF_TDLS:
|
|
iface_type = QCA_IFACE_TYPE_TDLS;
|
|
break;
|
|
default:
|
|
return -1;
|
|
}
|
|
|
|
param.num = *num;
|
|
param.freq_list = freq_list;
|
|
|
|
if (!(msg = nl80211_drv_msg(drv, 0, NL80211_CMD_VENDOR)) ||
|
|
nla_put_u32(msg, NL80211_ATTR_IFINDEX, drv->ifindex) ||
|
|
nla_put_u32(msg, NL80211_ATTR_VENDOR_ID, OUI_QCA) ||
|
|
nla_put_u32(msg, NL80211_ATTR_VENDOR_SUBCMD,
|
|
QCA_NL80211_VENDOR_SUBCMD_GET_PREFERRED_FREQ_LIST) ||
|
|
!(params = nla_nest_start(msg, NL80211_ATTR_VENDOR_DATA)) ||
|
|
nla_put_u32(msg,
|
|
QCA_WLAN_VENDOR_ATTR_GET_PREFERRED_FREQ_LIST_IFACE_TYPE,
|
|
iface_type)) {
|
|
wpa_printf(MSG_ERROR,
|
|
"%s: err in adding vendor_cmd and vendor_data",
|
|
__func__);
|
|
nlmsg_free(msg);
|
|
return -1;
|
|
}
|
|
nla_nest_end(msg, params);
|
|
|
|
os_memset(freq_list, 0, *num * sizeof(freq_list[0]));
|
|
ret = send_and_recv_msgs(drv, msg, preferred_freq_info_handler, ¶m,
|
|
NULL, NULL);
|
|
if (ret) {
|
|
wpa_printf(MSG_ERROR,
|
|
"%s: err in send_and_recv_msgs", __func__);
|
|
return ret;
|
|
}
|
|
|
|
*num = param.num;
|
|
|
|
for (i = 0; i < *num; i++) {
|
|
wpa_printf(MSG_DEBUG, "nl80211: preferred_channel_list[%d]=%d",
|
|
i, freq_list[i]);
|
|
}
|
|
|
|
return 0;
|
|
}
|
|
|
|
|
|
static int nl80211_set_prob_oper_freq(void *priv, unsigned int freq)
|
|
{
|
|
struct i802_bss *bss = priv;
|
|
struct wpa_driver_nl80211_data *drv = bss->drv;
|
|
struct nl_msg *msg;
|
|
int ret;
|
|
struct nlattr *params;
|
|
|
|
if (!drv->set_prob_oper_freq)
|
|
return -1;
|
|
|
|
wpa_printf(MSG_DEBUG,
|
|
"nl80211: Set P2P probable operating freq %u for ifindex %d",
|
|
freq, bss->ifindex);
|
|
|
|
if (!(msg = nl80211_drv_msg(drv, 0, NL80211_CMD_VENDOR)) ||
|
|
nla_put_u32(msg, NL80211_ATTR_VENDOR_ID, OUI_QCA) ||
|
|
nla_put_u32(msg, NL80211_ATTR_VENDOR_SUBCMD,
|
|
QCA_NL80211_VENDOR_SUBCMD_SET_PROBABLE_OPER_CHANNEL) ||
|
|
!(params = nla_nest_start(msg, NL80211_ATTR_VENDOR_DATA)) ||
|
|
nla_put_u32(msg,
|
|
QCA_WLAN_VENDOR_ATTR_PROBABLE_OPER_CHANNEL_IFACE_TYPE,
|
|
QCA_IFACE_TYPE_P2P_CLIENT) ||
|
|
nla_put_u32(msg,
|
|
QCA_WLAN_VENDOR_ATTR_PROBABLE_OPER_CHANNEL_FREQ,
|
|
freq)) {
|
|
wpa_printf(MSG_ERROR,
|
|
"%s: err in adding vendor_cmd and vendor_data",
|
|
__func__);
|
|
nlmsg_free(msg);
|
|
return -1;
|
|
}
|
|
nla_nest_end(msg, params);
|
|
|
|
ret = send_and_recv_msgs(drv, msg, NULL, NULL, NULL, NULL);
|
|
msg = NULL;
|
|
if (ret) {
|
|
wpa_printf(MSG_ERROR, "%s: err in send_and_recv_msgs",
|
|
__func__);
|
|
return ret;
|
|
}
|
|
nlmsg_free(msg);
|
|
return 0;
|
|
}
|
|
|
|
|
|
static int nl80211_p2p_lo_start(void *priv, unsigned int freq,
|
|
unsigned int period, unsigned int interval,
|
|
unsigned int count, const u8 *device_types,
|
|
size_t dev_types_len,
|
|
const u8 *ies, size_t ies_len)
|
|
{
|
|
struct i802_bss *bss = priv;
|
|
struct wpa_driver_nl80211_data *drv = bss->drv;
|
|
struct nl_msg *msg;
|
|
struct nlattr *container;
|
|
int ret;
|
|
|
|
wpa_printf(MSG_DEBUG,
|
|
"nl80211: Start P2P Listen offload: freq=%u, period=%u, interval=%u, count=%u",
|
|
freq, period, interval, count);
|
|
|
|
if (!(drv->capa.flags & WPA_DRIVER_FLAGS_P2P_LISTEN_OFFLOAD))
|
|
return -1;
|
|
|
|
if (!(msg = nl80211_drv_msg(drv, 0, NL80211_CMD_VENDOR)) ||
|
|
nla_put_u32(msg, NL80211_ATTR_VENDOR_ID, OUI_QCA) ||
|
|
nla_put_u32(msg, NL80211_ATTR_VENDOR_SUBCMD,
|
|
QCA_NL80211_VENDOR_SUBCMD_P2P_LISTEN_OFFLOAD_START))
|
|
goto fail;
|
|
|
|
container = nla_nest_start(msg, NL80211_ATTR_VENDOR_DATA);
|
|
if (!container)
|
|
goto fail;
|
|
|
|
if (nla_put_u32(msg, QCA_WLAN_VENDOR_ATTR_P2P_LISTEN_OFFLOAD_CHANNEL,
|
|
freq) ||
|
|
nla_put_u32(msg, QCA_WLAN_VENDOR_ATTR_P2P_LISTEN_OFFLOAD_PERIOD,
|
|
period) ||
|
|
nla_put_u32(msg, QCA_WLAN_VENDOR_ATTR_P2P_LISTEN_OFFLOAD_INTERVAL,
|
|
interval) ||
|
|
nla_put_u32(msg, QCA_WLAN_VENDOR_ATTR_P2P_LISTEN_OFFLOAD_COUNT,
|
|
count) ||
|
|
nla_put(msg, QCA_WLAN_VENDOR_ATTR_P2P_LISTEN_OFFLOAD_DEVICE_TYPES,
|
|
dev_types_len, device_types) ||
|
|
nla_put(msg, QCA_WLAN_VENDOR_ATTR_P2P_LISTEN_OFFLOAD_VENDOR_IE,
|
|
ies_len, ies))
|
|
goto fail;
|
|
|
|
nla_nest_end(msg, container);
|
|
ret = send_and_recv_msgs(drv, msg, NULL, NULL, NULL, NULL);
|
|
msg = NULL;
|
|
if (ret) {
|
|
wpa_printf(MSG_DEBUG,
|
|
"nl80211: Failed to send P2P Listen offload vendor command");
|
|
goto fail;
|
|
}
|
|
|
|
return 0;
|
|
|
|
fail:
|
|
nlmsg_free(msg);
|
|
return -1;
|
|
}
|
|
|
|
|
|
static int nl80211_p2p_lo_stop(void *priv)
|
|
{
|
|
struct i802_bss *bss = priv;
|
|
struct wpa_driver_nl80211_data *drv = bss->drv;
|
|
struct nl_msg *msg;
|
|
|
|
wpa_printf(MSG_DEBUG, "nl80211: Stop P2P Listen offload");
|
|
|
|
if (!(drv->capa.flags & WPA_DRIVER_FLAGS_P2P_LISTEN_OFFLOAD))
|
|
return -1;
|
|
|
|
if (!(msg = nl80211_drv_msg(drv, 0, NL80211_CMD_VENDOR)) ||
|
|
nla_put_u32(msg, NL80211_ATTR_VENDOR_ID, OUI_QCA) ||
|
|
nla_put_u32(msg, NL80211_ATTR_VENDOR_SUBCMD,
|
|
QCA_NL80211_VENDOR_SUBCMD_P2P_LISTEN_OFFLOAD_STOP)) {
|
|
nlmsg_free(msg);
|
|
return -1;
|
|
}
|
|
|
|
return send_and_recv_msgs(drv, msg, NULL, NULL, NULL, NULL);
|
|
}
|
|
|
|
|
|
static int nl80211_set_tdls_mode(void *priv, int tdls_external_control)
|
|
{
|
|
struct i802_bss *bss = priv;
|
|
struct wpa_driver_nl80211_data *drv = bss->drv;
|
|
struct nl_msg *msg;
|
|
struct nlattr *params;
|
|
int ret;
|
|
u32 tdls_mode;
|
|
|
|
wpa_printf(MSG_DEBUG,
|
|
"nl80211: Set TDKS mode: tdls_external_control=%d",
|
|
tdls_external_control);
|
|
|
|
if (tdls_external_control == 1)
|
|
tdls_mode = QCA_WLAN_VENDOR_TDLS_TRIGGER_MODE_IMPLICIT |
|
|
QCA_WLAN_VENDOR_TDLS_TRIGGER_MODE_EXTERNAL;
|
|
else
|
|
tdls_mode = QCA_WLAN_VENDOR_TDLS_TRIGGER_MODE_EXPLICIT;
|
|
|
|
if (!(msg = nl80211_drv_msg(drv, 0, NL80211_CMD_VENDOR)) ||
|
|
nla_put_u32(msg, NL80211_ATTR_VENDOR_ID, OUI_QCA) ||
|
|
nla_put_u32(msg, NL80211_ATTR_VENDOR_SUBCMD,
|
|
QCA_NL80211_VENDOR_SUBCMD_CONFIGURE_TDLS))
|
|
goto fail;
|
|
|
|
params = nla_nest_start(msg, NL80211_ATTR_VENDOR_DATA);
|
|
if (!params)
|
|
goto fail;
|
|
|
|
if (nla_put_u32(msg, QCA_WLAN_VENDOR_ATTR_TDLS_CONFIG_TRIGGER_MODE,
|
|
tdls_mode))
|
|
goto fail;
|
|
|
|
nla_nest_end(msg, params);
|
|
|
|
ret = send_and_recv_msgs(drv, msg, NULL, NULL, NULL, NULL);
|
|
msg = NULL;
|
|
if (ret) {
|
|
wpa_printf(MSG_ERROR,
|
|
"nl80211: Set TDLS mode failed: ret=%d (%s)",
|
|
ret, strerror(-ret));
|
|
goto fail;
|
|
}
|
|
return 0;
|
|
fail:
|
|
nlmsg_free(msg);
|
|
return -1;
|
|
}
|
|
|
|
|
|
#ifdef CONFIG_MBO
|
|
|
|
static enum mbo_transition_reject_reason
|
|
nl80211_mbo_reject_reason_mapping(enum qca_wlan_btm_candidate_status status)
|
|
{
|
|
switch (status) {
|
|
case QCA_STATUS_REJECT_EXCESSIVE_FRAME_LOSS_EXPECTED:
|
|
return MBO_TRANSITION_REJECT_REASON_FRAME_LOSS;
|
|
case QCA_STATUS_REJECT_EXCESSIVE_DELAY_EXPECTED:
|
|
return MBO_TRANSITION_REJECT_REASON_DELAY;
|
|
case QCA_STATUS_REJECT_INSUFFICIENT_QOS_CAPACITY:
|
|
return MBO_TRANSITION_REJECT_REASON_QOS_CAPACITY;
|
|
case QCA_STATUS_REJECT_LOW_RSSI:
|
|
return MBO_TRANSITION_REJECT_REASON_RSSI;
|
|
case QCA_STATUS_REJECT_HIGH_INTERFERENCE:
|
|
return MBO_TRANSITION_REJECT_REASON_INTERFERENCE;
|
|
case QCA_STATUS_REJECT_UNKNOWN:
|
|
default:
|
|
return MBO_TRANSITION_REJECT_REASON_UNSPECIFIED;
|
|
}
|
|
}
|
|
|
|
|
|
static void nl80211_parse_btm_candidate_info(struct candidate_list *candidate,
|
|
struct nlattr *tb[], int num)
|
|
{
|
|
enum qca_wlan_btm_candidate_status status;
|
|
char buf[50];
|
|
|
|
os_memcpy(candidate->bssid,
|
|
nla_data(tb[QCA_WLAN_VENDOR_ATTR_BTM_CANDIDATE_INFO_BSSID]),
|
|
ETH_ALEN);
|
|
|
|
status = nla_get_u32(
|
|
tb[QCA_WLAN_VENDOR_ATTR_BTM_CANDIDATE_INFO_STATUS]);
|
|
candidate->is_accept = status == QCA_STATUS_ACCEPT;
|
|
candidate->reject_reason = nl80211_mbo_reject_reason_mapping(status);
|
|
|
|
if (candidate->is_accept)
|
|
os_snprintf(buf, sizeof(buf), "Accepted");
|
|
else
|
|
os_snprintf(buf, sizeof(buf),
|
|
"Rejected, Reject_reason: %d",
|
|
candidate->reject_reason);
|
|
wpa_printf(MSG_DEBUG, "nl80211: BSSID[%d]: " MACSTR " %s",
|
|
num, MAC2STR(candidate->bssid), buf);
|
|
}
|
|
|
|
|
|
static int
|
|
nl80211_get_bss_transition_status_handler(struct nl_msg *msg, void *arg)
|
|
{
|
|
struct wpa_bss_candidate_info *info = arg;
|
|
struct candidate_list *candidate = info->candidates;
|
|
struct nlattr *tb_msg[NL80211_ATTR_MAX + 1];
|
|
struct nlattr *tb_vendor[QCA_WLAN_VENDOR_ATTR_MAX + 1];
|
|
struct nlattr *tb[QCA_WLAN_VENDOR_ATTR_BTM_CANDIDATE_INFO_MAX + 1];
|
|
static struct nla_policy policy[
|
|
QCA_WLAN_VENDOR_ATTR_BTM_CANDIDATE_INFO_MAX + 1] = {
|
|
[QCA_WLAN_VENDOR_ATTR_BTM_CANDIDATE_INFO_BSSID] = {
|
|
.minlen = ETH_ALEN
|
|
},
|
|
[QCA_WLAN_VENDOR_ATTR_BTM_CANDIDATE_INFO_STATUS] = {
|
|
.type = NLA_U32,
|
|
},
|
|
};
|
|
struct nlattr *attr;
|
|
int rem;
|
|
struct genlmsghdr *gnlh = nlmsg_data(nlmsg_hdr(msg));
|
|
u8 num;
|
|
|
|
num = info->num; /* number of candidates sent to driver */
|
|
info->num = 0;
|
|
nla_parse(tb_msg, NL80211_ATTR_MAX, genlmsg_attrdata(gnlh, 0),
|
|
genlmsg_attrlen(gnlh, 0), NULL);
|
|
|
|
if (!tb_msg[NL80211_ATTR_VENDOR_DATA] ||
|
|
nla_parse_nested(tb_vendor, QCA_WLAN_VENDOR_ATTR_MAX,
|
|
tb_msg[NL80211_ATTR_VENDOR_DATA], NULL) ||
|
|
!tb_vendor[QCA_WLAN_VENDOR_ATTR_BTM_CANDIDATE_INFO])
|
|
return NL_SKIP;
|
|
|
|
wpa_printf(MSG_DEBUG,
|
|
"nl80211: WNM Candidate list received from driver");
|
|
nla_for_each_nested(attr,
|
|
tb_vendor[QCA_WLAN_VENDOR_ATTR_BTM_CANDIDATE_INFO],
|
|
rem) {
|
|
if (info->num >= num ||
|
|
nla_parse_nested(
|
|
tb, QCA_WLAN_VENDOR_ATTR_BTM_CANDIDATE_INFO_MAX,
|
|
attr, policy) ||
|
|
!tb[QCA_WLAN_VENDOR_ATTR_BTM_CANDIDATE_INFO_BSSID] ||
|
|
!tb[QCA_WLAN_VENDOR_ATTR_BTM_CANDIDATE_INFO_STATUS])
|
|
break;
|
|
|
|
nl80211_parse_btm_candidate_info(candidate, tb, info->num);
|
|
|
|
candidate++;
|
|
info->num++;
|
|
}
|
|
|
|
return NL_SKIP;
|
|
}
|
|
|
|
|
|
static struct wpa_bss_candidate_info *
|
|
nl80211_get_bss_transition_status(void *priv, struct wpa_bss_trans_info *params)
|
|
{
|
|
struct i802_bss *bss = priv;
|
|
struct wpa_driver_nl80211_data *drv = bss->drv;
|
|
struct nl_msg *msg;
|
|
struct nlattr *attr, *attr1, *attr2;
|
|
struct wpa_bss_candidate_info *info;
|
|
u8 i;
|
|
int ret;
|
|
u8 *pos;
|
|
|
|
if (!drv->fetch_bss_trans_status)
|
|
return NULL;
|
|
|
|
info = os_zalloc(sizeof(*info));
|
|
if (!info)
|
|
return NULL;
|
|
/* Allocate memory for number of candidates sent to driver */
|
|
info->candidates = os_calloc(params->n_candidates,
|
|
sizeof(*info->candidates));
|
|
if (!info->candidates) {
|
|
os_free(info);
|
|
return NULL;
|
|
}
|
|
|
|
/* Copy the number of candidates being sent to driver. This is used in
|
|
* nl80211_get_bss_transition_status_handler() to limit the number of
|
|
* candidates that can be populated in info->candidates and will be
|
|
* later overwritten with the actual number of candidates received from
|
|
* the driver.
|
|
*/
|
|
info->num = params->n_candidates;
|
|
|
|
if (!(msg = nl80211_drv_msg(drv, 0, NL80211_CMD_VENDOR)) ||
|
|
nla_put_u32(msg, NL80211_ATTR_VENDOR_ID, OUI_QCA) ||
|
|
nla_put_u32(msg, NL80211_ATTR_VENDOR_SUBCMD,
|
|
QCA_NL80211_VENDOR_SUBCMD_FETCH_BSS_TRANSITION_STATUS))
|
|
goto fail;
|
|
|
|
attr = nla_nest_start(msg, NL80211_ATTR_VENDOR_DATA);
|
|
if (!attr)
|
|
goto fail;
|
|
|
|
if (nla_put_u8(msg, QCA_WLAN_VENDOR_ATTR_BTM_MBO_TRANSITION_REASON,
|
|
params->mbo_transition_reason))
|
|
goto fail;
|
|
|
|
attr1 = nla_nest_start(msg, QCA_WLAN_VENDOR_ATTR_BTM_CANDIDATE_INFO);
|
|
if (!attr1)
|
|
goto fail;
|
|
|
|
wpa_printf(MSG_DEBUG,
|
|
"nl80211: WNM Candidate list info sending to driver: mbo_transition_reason: %d n_candidates: %d",
|
|
params->mbo_transition_reason, params->n_candidates);
|
|
pos = params->bssid;
|
|
for (i = 0; i < params->n_candidates; i++) {
|
|
wpa_printf(MSG_DEBUG, "nl80211: BSSID[%d]: " MACSTR, i,
|
|
MAC2STR(pos));
|
|
attr2 = nla_nest_start(msg, i);
|
|
if (!attr2 ||
|
|
nla_put(msg, QCA_WLAN_VENDOR_ATTR_BTM_CANDIDATE_INFO_BSSID,
|
|
ETH_ALEN, pos))
|
|
goto fail;
|
|
pos += ETH_ALEN;
|
|
nla_nest_end(msg, attr2);
|
|
}
|
|
|
|
nla_nest_end(msg, attr1);
|
|
nla_nest_end(msg, attr);
|
|
|
|
ret = send_and_recv_msgs(drv, msg,
|
|
nl80211_get_bss_transition_status_handler,
|
|
info, NULL, NULL);
|
|
msg = NULL;
|
|
if (ret) {
|
|
wpa_printf(MSG_ERROR,
|
|
"nl80211: WNM Get BSS transition status failed: ret=%d (%s)",
|
|
ret, strerror(-ret));
|
|
goto fail;
|
|
}
|
|
return info;
|
|
|
|
fail:
|
|
nlmsg_free(msg);
|
|
os_free(info->candidates);
|
|
os_free(info);
|
|
return NULL;
|
|
}
|
|
|
|
|
|
/**
|
|
* nl80211_ignore_assoc_disallow - Configure driver to ignore assoc_disallow
|
|
* @priv: Pointer to private driver data from wpa_driver_nl80211_init()
|
|
* @ignore_assoc_disallow: 0 to not ignore, 1 to ignore
|
|
* Returns: 0 on success, -1 on failure
|
|
*/
|
|
static int nl80211_ignore_assoc_disallow(void *priv, int ignore_disallow)
|
|
{
|
|
struct i802_bss *bss = priv;
|
|
struct wpa_driver_nl80211_data *drv = bss->drv;
|
|
struct nl_msg *msg;
|
|
struct nlattr *attr;
|
|
int ret = -1;
|
|
|
|
if (!drv->set_wifi_conf_vendor_cmd_avail)
|
|
return -1;
|
|
|
|
if (!(msg = nl80211_drv_msg(drv, 0, NL80211_CMD_VENDOR)) ||
|
|
nla_put_u32(msg, NL80211_ATTR_VENDOR_ID, OUI_QCA) ||
|
|
nla_put_u32(msg, NL80211_ATTR_VENDOR_SUBCMD,
|
|
QCA_NL80211_VENDOR_SUBCMD_SET_WIFI_CONFIGURATION))
|
|
goto fail;
|
|
|
|
attr = nla_nest_start(msg, NL80211_ATTR_VENDOR_DATA);
|
|
if (!attr)
|
|
goto fail;
|
|
|
|
wpa_printf(MSG_DEBUG, "nl80211: Set ignore_assoc_disallow %d",
|
|
ignore_disallow);
|
|
if (nla_put_u8(msg, QCA_WLAN_VENDOR_ATTR_CONFIG_IGNORE_ASSOC_DISALLOWED,
|
|
ignore_disallow))
|
|
goto fail;
|
|
|
|
nla_nest_end(msg, attr);
|
|
|
|
ret = send_and_recv_msgs(drv, msg, NULL, NULL, NULL, NULL);
|
|
msg = NULL;
|
|
if (ret) {
|
|
wpa_printf(MSG_ERROR,
|
|
"nl80211: Set ignore_assoc_disallow failed: ret=%d (%s)",
|
|
ret, strerror(-ret));
|
|
goto fail;
|
|
}
|
|
|
|
fail:
|
|
nlmsg_free(msg);
|
|
return ret;
|
|
}
|
|
|
|
#endif /* CONFIG_MBO */
|
|
|
|
#endif /* CONFIG_DRIVER_NL80211_QCA */
|
|
|
|
|
|
static int nl80211_write_to_file(const char *name, unsigned int val)
|
|
{
|
|
int fd, len;
|
|
char tmp[128];
|
|
int ret = 0;
|
|
|
|
fd = open(name, O_RDWR);
|
|
if (fd < 0) {
|
|
int level;
|
|
/*
|
|
* Flags may not exist on older kernels, or while we're tearing
|
|
* down a disappearing device.
|
|
*/
|
|
if (errno == ENOENT) {
|
|
ret = 0;
|
|
level = MSG_DEBUG;
|
|
} else {
|
|
ret = -1;
|
|
level = MSG_ERROR;
|
|
}
|
|
wpa_printf(level, "nl80211: Failed to open %s: %s",
|
|
name, strerror(errno));
|
|
return ret;
|
|
}
|
|
|
|
len = os_snprintf(tmp, sizeof(tmp), "%u\n", val);
|
|
len = write(fd, tmp, len);
|
|
if (len < 0) {
|
|
ret = -1;
|
|
wpa_printf(MSG_ERROR, "nl80211: Failed to write to %s: %s",
|
|
name, strerror(errno));
|
|
}
|
|
close(fd);
|
|
|
|
return ret;
|
|
}
|
|
|
|
|
|
static int nl80211_configure_data_frame_filters(void *priv, u32 filter_flags)
|
|
{
|
|
struct i802_bss *bss = priv;
|
|
char path[128];
|
|
int ret;
|
|
|
|
wpa_printf(MSG_DEBUG, "nl80211: Data frame filter flags=0x%x",
|
|
filter_flags);
|
|
|
|
/* Configure filtering of unicast frame encrypted using GTK */
|
|
ret = os_snprintf(path, sizeof(path),
|
|
"/proc/sys/net/ipv4/conf/%s/drop_unicast_in_l2_multicast",
|
|
bss->ifname);
|
|
if (os_snprintf_error(sizeof(path), ret))
|
|
return -1;
|
|
|
|
ret = nl80211_write_to_file(path,
|
|
!!(filter_flags &
|
|
WPA_DATA_FRAME_FILTER_FLAG_GTK));
|
|
if (ret) {
|
|
wpa_printf(MSG_ERROR,
|
|
"nl80211: Failed to set IPv4 unicast in multicast filter");
|
|
return ret;
|
|
}
|
|
|
|
os_snprintf(path, sizeof(path),
|
|
"/proc/sys/net/ipv6/conf/%s/drop_unicast_in_l2_multicast",
|
|
bss->ifname);
|
|
ret = nl80211_write_to_file(path,
|
|
!!(filter_flags &
|
|
WPA_DATA_FRAME_FILTER_FLAG_GTK));
|
|
|
|
if (ret) {
|
|
wpa_printf(MSG_ERROR,
|
|
"nl80211: Failed to set IPv6 unicast in multicast filter");
|
|
return ret;
|
|
}
|
|
|
|
/* Configure filtering of unicast frame encrypted using GTK */
|
|
os_snprintf(path, sizeof(path),
|
|
"/proc/sys/net/ipv4/conf/%s/drop_gratuitous_arp",
|
|
bss->ifname);
|
|
ret = nl80211_write_to_file(path,
|
|
!!(filter_flags &
|
|
WPA_DATA_FRAME_FILTER_FLAG_ARP));
|
|
if (ret) {
|
|
wpa_printf(MSG_ERROR,
|
|
"nl80211: Failed set gratuitous ARP filter");
|
|
return ret;
|
|
}
|
|
|
|
/* Configure filtering of IPv6 NA frames */
|
|
os_snprintf(path, sizeof(path),
|
|
"/proc/sys/net/ipv6/conf/%s/drop_unsolicited_na",
|
|
bss->ifname);
|
|
ret = nl80211_write_to_file(path,
|
|
!!(filter_flags &
|
|
WPA_DATA_FRAME_FILTER_FLAG_NA));
|
|
if (ret) {
|
|
wpa_printf(MSG_ERROR,
|
|
"nl80211: Failed to set unsolicited NA filter");
|
|
return ret;
|
|
}
|
|
|
|
return 0;
|
|
}
|
|
|
|
|
|
static int nl80211_get_ext_capab(void *priv, enum wpa_driver_if_type type,
|
|
const u8 **ext_capa, const u8 **ext_capa_mask,
|
|
unsigned int *ext_capa_len)
|
|
{
|
|
struct i802_bss *bss = priv;
|
|
struct wpa_driver_nl80211_data *drv = bss->drv;
|
|
enum nl80211_iftype nlmode;
|
|
unsigned int i;
|
|
|
|
if (!ext_capa || !ext_capa_mask || !ext_capa_len)
|
|
return -1;
|
|
|
|
nlmode = wpa_driver_nl80211_if_type(type);
|
|
|
|
/* By default, use the per-radio values */
|
|
*ext_capa = drv->extended_capa;
|
|
*ext_capa_mask = drv->extended_capa_mask;
|
|
*ext_capa_len = drv->extended_capa_len;
|
|
|
|
/* Replace the default value if a per-interface type value exists */
|
|
for (i = 0; i < drv->num_iface_ext_capa; i++) {
|
|
if (nlmode == drv->iface_ext_capa[i].iftype) {
|
|
*ext_capa = drv->iface_ext_capa[i].ext_capa;
|
|
*ext_capa_mask = drv->iface_ext_capa[i].ext_capa_mask;
|
|
*ext_capa_len = drv->iface_ext_capa[i].ext_capa_len;
|
|
break;
|
|
}
|
|
}
|
|
|
|
return 0;
|
|
}
|
|
|
|
|
|
static int nl80211_update_connection_params(
|
|
void *priv, struct wpa_driver_associate_params *params,
|
|
enum wpa_drv_update_connect_params_mask mask)
|
|
{
|
|
struct i802_bss *bss = priv;
|
|
struct wpa_driver_nl80211_data *drv = bss->drv;
|
|
struct nl_msg *msg;
|
|
int ret = -1;
|
|
enum nl80211_auth_type type;
|
|
|
|
/* Update Connection Params is intended for drivers that implement
|
|
* internal SME and expect these updated connection params from
|
|
* wpa_supplicant. Do not send this request for the drivers using
|
|
* SME from wpa_supplicant.
|
|
*/
|
|
if (drv->capa.flags & WPA_DRIVER_FLAGS_SME)
|
|
return 0;
|
|
|
|
msg = nl80211_drv_msg(drv, 0, NL80211_CMD_UPDATE_CONNECT_PARAMS);
|
|
if (!msg)
|
|
goto fail;
|
|
|
|
wpa_printf(MSG_DEBUG, "nl80211: Update connection params (ifindex=%d)",
|
|
drv->ifindex);
|
|
|
|
if ((mask & WPA_DRV_UPDATE_ASSOC_IES) && params->wpa_ie) {
|
|
if (nla_put(msg, NL80211_ATTR_IE, params->wpa_ie_len,
|
|
params->wpa_ie))
|
|
goto fail;
|
|
wpa_hexdump(MSG_DEBUG, " * IEs", params->wpa_ie,
|
|
params->wpa_ie_len);
|
|
}
|
|
|
|
if (mask & WPA_DRV_UPDATE_AUTH_TYPE) {
|
|
type = get_nl_auth_type(params->auth_alg);
|
|
if (type == NL80211_AUTHTYPE_MAX ||
|
|
nla_put_u32(msg, NL80211_ATTR_AUTH_TYPE, type))
|
|
goto fail;
|
|
wpa_printf(MSG_DEBUG, " * Auth Type %d", type);
|
|
}
|
|
|
|
if ((mask & WPA_DRV_UPDATE_FILS_ERP_INFO) &&
|
|
nl80211_put_fils_connect_params(drv, params, msg))
|
|
goto fail;
|
|
|
|
ret = send_and_recv_msgs(drv, msg, NULL, NULL, NULL, NULL);
|
|
msg = NULL;
|
|
if (ret)
|
|
wpa_dbg(drv->ctx, MSG_DEBUG,
|
|
"nl80211: Update connect params command failed: ret=%d (%s)",
|
|
ret, strerror(-ret));
|
|
|
|
fail:
|
|
nlmsg_free(msg);
|
|
return ret;
|
|
}
|
|
|
|
|
|
static int nl80211_send_external_auth_status(void *priv,
|
|
struct external_auth *params)
|
|
{
|
|
struct i802_bss *bss = priv;
|
|
struct wpa_driver_nl80211_data *drv = bss->drv;
|
|
struct nl_msg *msg = NULL;
|
|
int ret = -1;
|
|
|
|
/* External auth command/status is intended for drivers that implement
|
|
* internal SME but want to offload authentication processing (e.g.,
|
|
* SAE) to hostapd/wpa_supplicant. Do not send the status to drivers
|
|
* which do not support AP SME or use wpa_supplicant/hostapd SME.
|
|
*/
|
|
if ((is_ap_interface(drv->nlmode) && !bss->drv->device_ap_sme) ||
|
|
(drv->capa.flags & WPA_DRIVER_FLAGS_SME))
|
|
return -1;
|
|
|
|
wpa_dbg(drv->ctx, MSG_DEBUG,
|
|
"nl80211: External auth status: %u", params->status);
|
|
|
|
msg = nl80211_drv_msg(drv, 0, NL80211_CMD_EXTERNAL_AUTH);
|
|
if (!msg ||
|
|
nla_put_u16(msg, NL80211_ATTR_STATUS_CODE, params->status) ||
|
|
(params->ssid && params->ssid_len &&
|
|
nla_put(msg, NL80211_ATTR_SSID, params->ssid_len, params->ssid)) ||
|
|
(params->pmkid &&
|
|
nla_put(msg, NL80211_ATTR_PMKID, PMKID_LEN, params->pmkid)) ||
|
|
(params->bssid &&
|
|
nla_put(msg, NL80211_ATTR_BSSID, ETH_ALEN, params->bssid)))
|
|
goto fail;
|
|
ret = send_and_recv_msgs(drv, msg, NULL, NULL, NULL, NULL);
|
|
msg = NULL;
|
|
if (ret) {
|
|
wpa_printf(MSG_DEBUG,
|
|
"nl80211: External Auth status update failed: ret=%d (%s)",
|
|
ret, strerror(-ret));
|
|
goto fail;
|
|
}
|
|
fail:
|
|
nlmsg_free(msg);
|
|
return ret;
|
|
}
|
|
|
|
|
|
static int nl80211_set_4addr_mode(void *priv, const char *bridge_ifname,
|
|
int val)
|
|
{
|
|
struct i802_bss *bss = priv;
|
|
struct wpa_driver_nl80211_data *drv = bss->drv;
|
|
struct nl_msg *msg;
|
|
int ret = -ENOBUFS;
|
|
|
|
wpa_printf(MSG_DEBUG, "nl80211: %s 4addr mode (bridge_ifname: %s)",
|
|
val ? "Enable" : "Disable", bridge_ifname);
|
|
|
|
msg = nl80211_cmd_msg(drv->first_bss, 0, NL80211_CMD_SET_INTERFACE);
|
|
if (!msg || nla_put_u8(msg, NL80211_ATTR_4ADDR, val))
|
|
goto fail;
|
|
|
|
if (bridge_ifname[0] && bss->added_if_into_bridge && !val) {
|
|
if (linux_br_del_if(drv->global->ioctl_sock,
|
|
bridge_ifname, bss->ifname)) {
|
|
wpa_printf(MSG_ERROR,
|
|
"nl80211: Failed to remove interface %s from bridge %s",
|
|
bss->ifname, bridge_ifname);
|
|
return -1;
|
|
}
|
|
bss->added_if_into_bridge = 0;
|
|
}
|
|
|
|
ret = send_and_recv_msgs(drv, msg, NULL, NULL, NULL, NULL);
|
|
msg = NULL;
|
|
if (!ret) {
|
|
if (bridge_ifname[0] && val &&
|
|
i802_check_bridge(drv, bss, bridge_ifname, bss->ifname) < 0)
|
|
return -1;
|
|
return 0;
|
|
}
|
|
|
|
fail:
|
|
nlmsg_free(msg);
|
|
wpa_printf(MSG_ERROR, "nl80211: Failed to enable/disable 4addr");
|
|
|
|
return ret;
|
|
}
|
|
|
|
|
|
#ifdef CONFIG_DPP
|
|
static int nl80211_dpp_listen(void *priv, bool enable)
|
|
{
|
|
struct i802_bss *bss = priv;
|
|
struct wpa_driver_nl80211_data *drv = bss->drv;
|
|
u16 type = (WLAN_FC_TYPE_MGMT << 2) | (WLAN_FC_STYPE_ACTION << 4);
|
|
struct nl_sock *handle;
|
|
|
|
if (!drv->multicast_registrations || !bss->nl_mgmt)
|
|
return 0; /* cannot do more than hope broadcast RX works */
|
|
|
|
wpa_printf(MSG_DEBUG,
|
|
"nl80211: Update DPP Public Action frame registration (%s multicast RX)",
|
|
enable ? "enable" : "disable");
|
|
handle = (void *) (((intptr_t) bss->nl_mgmt) ^ ELOOP_SOCKET_INVALID);
|
|
return nl80211_register_frame(bss, handle, type,
|
|
(u8 *) "\x04\x09\x50\x6f\x9a\x1a", 6,
|
|
enable);
|
|
}
|
|
#endif /* CONFIG_DPP */
|
|
|
|
|
|
const struct wpa_driver_ops wpa_driver_nl80211_ops = {
|
|
.name = "nl80211",
|
|
.desc = "Linux nl80211/cfg80211",
|
|
.get_bssid = wpa_driver_nl80211_get_bssid,
|
|
.get_ssid = wpa_driver_nl80211_get_ssid,
|
|
.set_key = driver_nl80211_set_key,
|
|
.scan2 = driver_nl80211_scan2,
|
|
.sched_scan = wpa_driver_nl80211_sched_scan,
|
|
.stop_sched_scan = wpa_driver_nl80211_stop_sched_scan,
|
|
.get_scan_results2 = wpa_driver_nl80211_get_scan_results,
|
|
.abort_scan = wpa_driver_nl80211_abort_scan,
|
|
.deauthenticate = driver_nl80211_deauthenticate,
|
|
.authenticate = driver_nl80211_authenticate,
|
|
.associate = wpa_driver_nl80211_associate,
|
|
.global_init = nl80211_global_init,
|
|
.global_deinit = nl80211_global_deinit,
|
|
.init2 = wpa_driver_nl80211_init,
|
|
.deinit = driver_nl80211_deinit,
|
|
.get_capa = wpa_driver_nl80211_get_capa,
|
|
.set_operstate = wpa_driver_nl80211_set_operstate,
|
|
.set_supp_port = wpa_driver_nl80211_set_supp_port,
|
|
.set_country = wpa_driver_nl80211_set_country,
|
|
.get_country = wpa_driver_nl80211_get_country,
|
|
.set_ap = wpa_driver_nl80211_set_ap,
|
|
.set_acl = wpa_driver_nl80211_set_acl,
|
|
.if_add = wpa_driver_nl80211_if_add,
|
|
.if_remove = driver_nl80211_if_remove,
|
|
.send_mlme = driver_nl80211_send_mlme,
|
|
.get_hw_feature_data = nl80211_get_hw_feature_data,
|
|
.sta_add = wpa_driver_nl80211_sta_add,
|
|
.sta_remove = driver_nl80211_sta_remove,
|
|
.tx_control_port = nl80211_tx_control_port,
|
|
.hapd_send_eapol = wpa_driver_nl80211_hapd_send_eapol,
|
|
.sta_set_flags = wpa_driver_nl80211_sta_set_flags,
|
|
.sta_set_airtime_weight = driver_nl80211_sta_set_airtime_weight,
|
|
.hapd_init = i802_init,
|
|
.hapd_deinit = i802_deinit,
|
|
.set_wds_sta = i802_set_wds_sta,
|
|
.get_seqnum = i802_get_seqnum,
|
|
.flush = i802_flush,
|
|
.get_inact_sec = i802_get_inact_sec,
|
|
.sta_clear_stats = i802_sta_clear_stats,
|
|
.set_rts = i802_set_rts,
|
|
.set_frag = i802_set_frag,
|
|
.set_tx_queue_params = i802_set_tx_queue_params,
|
|
.set_sta_vlan = driver_nl80211_set_sta_vlan,
|
|
.sta_deauth = i802_sta_deauth,
|
|
.sta_disassoc = i802_sta_disassoc,
|
|
.read_sta_data = driver_nl80211_read_sta_data,
|
|
.set_freq = i802_set_freq,
|
|
.send_action = driver_nl80211_send_action,
|
|
.send_action_cancel_wait = wpa_driver_nl80211_send_action_cancel_wait,
|
|
.remain_on_channel = wpa_driver_nl80211_remain_on_channel,
|
|
.cancel_remain_on_channel =
|
|
wpa_driver_nl80211_cancel_remain_on_channel,
|
|
.probe_req_report = driver_nl80211_probe_req_report,
|
|
.deinit_ap = wpa_driver_nl80211_deinit_ap,
|
|
.deinit_p2p_cli = wpa_driver_nl80211_deinit_p2p_cli,
|
|
.resume = wpa_driver_nl80211_resume,
|
|
.signal_monitor = nl80211_signal_monitor,
|
|
.signal_poll = nl80211_signal_poll,
|
|
.channel_info = nl80211_channel_info,
|
|
.set_param = nl80211_set_param,
|
|
.get_radio_name = nl80211_get_radio_name,
|
|
.add_pmkid = nl80211_add_pmkid,
|
|
.remove_pmkid = nl80211_remove_pmkid,
|
|
.flush_pmkid = nl80211_flush_pmkid,
|
|
.set_rekey_info = nl80211_set_rekey_info,
|
|
.poll_client = nl80211_poll_client,
|
|
.set_p2p_powersave = nl80211_set_p2p_powersave,
|
|
.start_dfs_cac = nl80211_start_radar_detection,
|
|
.stop_ap = wpa_driver_nl80211_stop_ap,
|
|
#ifdef CONFIG_TDLS
|
|
.send_tdls_mgmt = nl80211_send_tdls_mgmt,
|
|
.tdls_oper = nl80211_tdls_oper,
|
|
.tdls_enable_channel_switch = nl80211_tdls_enable_channel_switch,
|
|
.tdls_disable_channel_switch = nl80211_tdls_disable_channel_switch,
|
|
#endif /* CONFIG_TDLS */
|
|
.update_ft_ies = wpa_driver_nl80211_update_ft_ies,
|
|
.update_dh_ie = nl80211_update_dh_ie,
|
|
.get_mac_addr = wpa_driver_nl80211_get_macaddr,
|
|
.get_survey = wpa_driver_nl80211_get_survey,
|
|
.status = wpa_driver_nl80211_status,
|
|
.switch_channel = nl80211_switch_channel,
|
|
#ifdef ANDROID_P2P
|
|
.set_noa = wpa_driver_set_p2p_noa,
|
|
.get_noa = wpa_driver_get_p2p_noa,
|
|
.set_ap_wps_ie = wpa_driver_set_ap_wps_p2p_ie,
|
|
#endif /* ANDROID_P2P */
|
|
#ifdef ANDROID
|
|
#ifndef ANDROID_LIB_STUB
|
|
.driver_cmd = wpa_driver_nl80211_driver_cmd,
|
|
#endif /* !ANDROID_LIB_STUB */
|
|
#endif /* ANDROID */
|
|
.vendor_cmd = nl80211_vendor_cmd,
|
|
.set_qos_map = nl80211_set_qos_map,
|
|
.get_wowlan = nl80211_get_wowlan,
|
|
.set_wowlan = nl80211_set_wowlan,
|
|
.set_mac_addr = nl80211_set_mac_addr,
|
|
#ifdef CONFIG_MESH
|
|
.init_mesh = wpa_driver_nl80211_init_mesh,
|
|
.join_mesh = wpa_driver_nl80211_join_mesh,
|
|
.leave_mesh = wpa_driver_nl80211_leave_mesh,
|
|
.probe_mesh_link = nl80211_probe_mesh_link,
|
|
#endif /* CONFIG_MESH */
|
|
.br_add_ip_neigh = wpa_driver_br_add_ip_neigh,
|
|
.br_delete_ip_neigh = wpa_driver_br_delete_ip_neigh,
|
|
.br_port_set_attr = wpa_driver_br_port_set_attr,
|
|
.br_set_net_param = wpa_driver_br_set_net_param,
|
|
.add_tx_ts = nl80211_add_ts,
|
|
.del_tx_ts = nl80211_del_ts,
|
|
.get_ifindex = nl80211_get_ifindex,
|
|
#ifdef CONFIG_DRIVER_NL80211_QCA
|
|
.roaming = nl80211_roaming,
|
|
.disable_fils = nl80211_disable_fils,
|
|
.do_acs = wpa_driver_do_acs,
|
|
.set_band = nl80211_set_band,
|
|
.get_pref_freq_list = nl80211_get_pref_freq_list,
|
|
.set_prob_oper_freq = nl80211_set_prob_oper_freq,
|
|
.p2p_lo_start = nl80211_p2p_lo_start,
|
|
.p2p_lo_stop = nl80211_p2p_lo_stop,
|
|
.set_default_scan_ies = nl80211_set_default_scan_ies,
|
|
.set_tdls_mode = nl80211_set_tdls_mode,
|
|
#ifdef CONFIG_MBO
|
|
.get_bss_transition_status = nl80211_get_bss_transition_status,
|
|
.ignore_assoc_disallow = nl80211_ignore_assoc_disallow,
|
|
#endif /* CONFIG_MBO */
|
|
.set_bssid_tmp_disallow = nl80211_set_bssid_tmp_disallow,
|
|
.add_sta_node = nl80211_add_sta_node,
|
|
#endif /* CONFIG_DRIVER_NL80211_QCA */
|
|
.configure_data_frame_filters = nl80211_configure_data_frame_filters,
|
|
.get_ext_capab = nl80211_get_ext_capab,
|
|
.update_connect_params = nl80211_update_connection_params,
|
|
.send_external_auth_status = nl80211_send_external_auth_status,
|
|
.set_4addr_mode = nl80211_set_4addr_mode,
|
|
#ifdef CONFIG_DPP
|
|
.dpp_listen = nl80211_dpp_listen,
|
|
#endif /* CONFIG_DPP */
|
|
};
|