Add macsec_qca driver wrapper
This is based on driver_wired.c and provides driver interface for the QCA MACsec driver. Signed-off-by: Jouni Malinen <jouni@qca.qualcomm.com>
This commit is contained in:
Hu Wang
Jouni Malinen
parent
dd10abccc8
commit
8d0dd4eebc
3 changed files with 899 additions and 0 deletions
887
src/drivers/driver_macsec_qca.c
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887
src/drivers/driver_macsec_qca.c
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@ -0,0 +1,887 @@
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/*
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* Wired Ethernet driver interface for QCA MACsec driver
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* Copyright (c) 2005-2009, Jouni Malinen <j@w1.fi>
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* Copyright (c) 2004, Gunter Burchardt <tira@isx.de>
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* Copyright (c) 2013-2014, Qualcomm Atheros, Inc.
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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/ioctl.h>
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#include <net/if.h>
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#ifdef __linux__
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#include <netpacket/packet.h>
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#include <net/if_arp.h>
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#include <net/if.h>
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#endif /* __linux__ */
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#if defined(__FreeBSD__) || defined(__DragonFly__) || defined(__FreeBSD_kernel__)
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#include <net/if_dl.h>
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#include <net/if_media.h>
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#endif /* defined(__FreeBSD__) || defined(__DragonFly__) || defined(__FreeBSD_kernel__) */
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#ifdef __sun__
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#include <sys/sockio.h>
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#endif /* __sun__ */
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#include "utils/common.h"
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#include "utils/eloop.h"
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#include "common/defs.h"
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#include "common/ieee802_1x_defs.h"
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#include "driver.h"
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#include "nss_macsec_secy.h"
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#include "nss_macsec_secy_rx.h"
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#include "nss_macsec_secy_tx.h"
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#define MAXSC 16
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/* TCI field definition */
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#define TCI_ES 0x40
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#define TCI_SC 0x20
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#define TCI_SCB 0x10
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#define TCI_E 0x08
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#define TCI_C 0x04
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#ifdef _MSC_VER
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#pragma pack(push, 1)
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#endif /* _MSC_VER */
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#ifdef _MSC_VER
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#pragma pack(pop)
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#endif /* _MSC_VER */
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static const u8 pae_group_addr[ETH_ALEN] =
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{ 0x01, 0x80, 0xc2, 0x00, 0x00, 0x03 };
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struct macsec_qca_data {
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char ifname[IFNAMSIZ + 1];
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u32 secy_id;
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void *ctx;
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int sock; /* raw packet socket for driver access */
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int pf_sock;
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int membership, multi, iff_allmulti, iff_up;
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/* shadow */
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Boolean always_include_sci;
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Boolean use_es;
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Boolean use_scb;
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Boolean protect_frames;
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Boolean replay_protect;
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u32 replay_window;
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};
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static int macsec_qca_multicast_membership(int sock, int ifindex,
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const u8 *addr, int add)
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{
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#ifdef __linux__
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struct packet_mreq mreq;
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if (sock < 0)
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return -1;
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os_memset(&mreq, 0, sizeof(mreq));
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mreq.mr_ifindex = ifindex;
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mreq.mr_type = PACKET_MR_MULTICAST;
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mreq.mr_alen = ETH_ALEN;
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os_memcpy(mreq.mr_address, addr, ETH_ALEN);
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if (setsockopt(sock, SOL_PACKET,
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add ? PACKET_ADD_MEMBERSHIP : PACKET_DROP_MEMBERSHIP,
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&mreq, sizeof(mreq)) < 0) {
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perror("setsockopt");
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return -1;
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}
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return 0;
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#else /* __linux__ */
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return -1;
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#endif /* __linux__ */
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}
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static int macsec_qca_get_ssid(void *priv, u8 *ssid)
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{
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ssid[0] = 0;
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return 0;
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}
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static int macsec_qca_get_bssid(void *priv, u8 *bssid)
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{
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/* Report PAE group address as the "BSSID" for macsec connection. */
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os_memcpy(bssid, pae_group_addr, ETH_ALEN);
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return 0;
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}
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static int macsec_qca_get_capa(void *priv, struct wpa_driver_capa *capa)
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{
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os_memset(capa, 0, sizeof(*capa));
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capa->flags = WPA_DRIVER_FLAGS_WIRED;
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return 0;
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}
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static int macsec_qca_get_ifflags(const char *ifname, int *flags)
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{
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struct ifreq ifr;
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int s;
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s = socket(PF_INET, SOCK_DGRAM, 0);
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if (s < 0) {
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perror("socket");
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return -1;
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}
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os_memset(&ifr, 0, sizeof(ifr));
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os_strlcpy(ifr.ifr_name, ifname, IFNAMSIZ);
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if (ioctl(s, SIOCGIFFLAGS, (caddr_t) &ifr) < 0) {
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perror("ioctl[SIOCGIFFLAGS]");
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close(s);
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return -1;
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}
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close(s);
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*flags = ifr.ifr_flags & 0xffff;
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return 0;
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}
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static int macsec_qca_set_ifflags(const char *ifname, int flags)
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{
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struct ifreq ifr;
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int s;
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s = socket(PF_INET, SOCK_DGRAM, 0);
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if (s < 0) {
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perror("socket");
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return -1;
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}
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os_memset(&ifr, 0, sizeof(ifr));
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os_strlcpy(ifr.ifr_name, ifname, IFNAMSIZ);
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ifr.ifr_flags = flags & 0xffff;
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if (ioctl(s, SIOCSIFFLAGS, (caddr_t) &ifr) < 0) {
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perror("ioctl[SIOCSIFFLAGS]");
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close(s);
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return -1;
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}
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close(s);
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return 0;
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}
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#if defined(__FreeBSD__) || defined(__DragonFly__) || defined(__FreeBSD_kernel__)
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static int macsec_qca_get_ifstatus(const char *ifname, int *status)
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{
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struct ifmediareq ifmr;
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int s;
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s = socket(PF_INET, SOCK_DGRAM, 0);
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if (s < 0) {
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perror("socket");
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return -1;
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}
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os_memset(&ifmr, 0, sizeof(ifmr));
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os_strlcpy(ifmr.ifm_name, ifname, IFNAMSIZ);
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if (ioctl(s, SIOCGIFMEDIA, (caddr_t) &ifmr) < 0) {
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perror("ioctl[SIOCGIFMEDIA]");
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close(s);
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return -1;
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}
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close(s);
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*status = (ifmr.ifm_status & (IFM_ACTIVE | IFM_AVALID)) ==
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(IFM_ACTIVE | IFM_AVALID);
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return 0;
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}
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#endif /* defined(__FreeBSD__) || defined(__DragonFly__) || defined(FreeBSD_kernel__) */
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static int macsec_qca_multi(const char *ifname, const u8 *addr, int add)
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{
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struct ifreq ifr;
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int s;
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#ifdef __sun__
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return -1;
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#endif /* __sun__ */
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s = socket(PF_INET, SOCK_DGRAM, 0);
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if (s < 0) {
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perror("socket");
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return -1;
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}
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os_memset(&ifr, 0, sizeof(ifr));
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os_strlcpy(ifr.ifr_name, ifname, IFNAMSIZ);
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#ifdef __linux__
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ifr.ifr_hwaddr.sa_family = AF_UNSPEC;
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os_memcpy(ifr.ifr_hwaddr.sa_data, addr, ETH_ALEN);
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#endif /* __linux__ */
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#if defined(__FreeBSD__) || defined(__DragonFly__) || defined(__FreeBSD_kernel__)
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{
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struct sockaddr_dl *dlp;
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dlp = (struct sockaddr_dl *) &ifr.ifr_addr;
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dlp->sdl_len = sizeof(struct sockaddr_dl);
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dlp->sdl_family = AF_LINK;
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dlp->sdl_index = 0;
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dlp->sdl_nlen = 0;
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dlp->sdl_alen = ETH_ALEN;
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dlp->sdl_slen = 0;
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os_memcpy(LLADDR(dlp), addr, ETH_ALEN);
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}
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#endif /* defined(__FreeBSD__) || defined(__DragonFly__) || defined(FreeBSD_kernel__) */
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#if defined(__NetBSD__) || defined(__OpenBSD__) || defined(__APPLE__)
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{
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struct sockaddr *sap;
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sap = (struct sockaddr *) &ifr.ifr_addr;
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sap->sa_len = sizeof(struct sockaddr);
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sap->sa_family = AF_UNSPEC;
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os_memcpy(sap->sa_data, addr, ETH_ALEN);
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}
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#endif /* defined(__NetBSD__) || defined(__OpenBSD__) || defined(__APPLE__) */
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if (ioctl(s, add ? SIOCADDMULTI : SIOCDELMULTI, (caddr_t) &ifr) < 0) {
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perror("ioctl[SIOC{ADD/DEL}MULTI]");
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close(s);
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return -1;
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}
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close(s);
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return 0;
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}
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static void __macsec_drv_init(struct macsec_qca_data *drv)
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{
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int ret = 0;
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fal_rx_ctl_filt_t rx_ctl_filt;
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fal_tx_ctl_filt_t tx_ctl_filt;
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wpa_printf(MSG_INFO, "%s: secy_id=%d", __func__, drv->secy_id);
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/* Enable Secy and Let EAPoL bypass */
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ret = nss_macsec_secy_en_set(drv->secy_id, TRUE);
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if (ret)
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wpa_printf(MSG_ERROR, "nss_macsec_secy_en_set: FAIL");
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ret = nss_macsec_secy_sc_sa_mapping_mode_set(drv->secy_id,
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FAL_SC_SA_MAP_1_4);
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if (ret)
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wpa_printf(MSG_ERROR,
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"nss_macsec_secy_sc_sa_mapping_mode_set: FAIL");
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os_memset(&rx_ctl_filt, 0, sizeof(rx_ctl_filt));
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rx_ctl_filt.bypass = 1;
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rx_ctl_filt.match_type = IG_CTL_COMPARE_ETHER_TYPE;
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rx_ctl_filt.match_mask = 0xffff;
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rx_ctl_filt.ether_type_da_range = 0x888e;
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ret = nss_macsec_secy_rx_ctl_filt_set(drv->secy_id, 0, &rx_ctl_filt);
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if (ret)
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wpa_printf(MSG_ERROR, "nss_macsec_secy_rx_ctl_filt_set: FAIL");
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os_memset(&tx_ctl_filt, 0, sizeof(tx_ctl_filt));
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tx_ctl_filt.bypass = 1;
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tx_ctl_filt.match_type = EG_CTL_COMPARE_ETHER_TYPE;
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tx_ctl_filt.match_mask = 0xffff;
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tx_ctl_filt.ether_type_da_range = 0x888e;
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ret = nss_macsec_secy_tx_ctl_filt_set(drv->secy_id, 0, &tx_ctl_filt);
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if (ret)
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wpa_printf(MSG_ERROR, "nss_macsec_secy_tx_ctl_filt_set: FAIL");
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}
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static void __macsec_drv_deinit(struct macsec_qca_data *drv)
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{
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nss_macsec_secy_en_set(drv->secy_id, FALSE);
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nss_macsec_secy_rx_sc_del_all(drv->secy_id);
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nss_macsec_secy_tx_sc_del_all(drv->secy_id);
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}
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static void * macsec_qca_init(void *ctx, const char *ifname)
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{
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struct macsec_qca_data *drv;
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int flags;
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drv = os_zalloc(sizeof(*drv));
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if (drv == NULL)
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return NULL;
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os_strlcpy(drv->ifname, ifname, sizeof(drv->ifname));
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drv->ctx = ctx;
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/* Board specific settings */
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if (os_memcmp("eth2", drv->ifname, 4) == 0)
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drv->secy_id = 1;
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else if (os_memcmp("eth3", drv->ifname, 4) == 0)
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drv->secy_id = 2;
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else
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drv->secy_id = -1;
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#ifdef __linux__
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drv->pf_sock = socket(PF_PACKET, SOCK_DGRAM, 0);
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if (drv->pf_sock < 0)
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perror("socket(PF_PACKET)");
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#else /* __linux__ */
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drv->pf_sock = -1;
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#endif /* __linux__ */
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if (macsec_qca_get_ifflags(ifname, &flags) == 0 &&
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!(flags & IFF_UP) &&
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macsec_qca_set_ifflags(ifname, flags | IFF_UP) == 0) {
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drv->iff_up = 1;
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}
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if (macsec_qca_multicast_membership(drv->pf_sock,
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if_nametoindex(drv->ifname),
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pae_group_addr, 1) == 0) {
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wpa_printf(MSG_DEBUG,
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"%s: Added multicast membership with packet socket",
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__func__);
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drv->membership = 1;
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} else if (macsec_qca_multi(ifname, pae_group_addr, 1) == 0) {
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wpa_printf(MSG_DEBUG,
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"%s: Added multicast membership with SIOCADDMULTI",
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__func__);
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drv->multi = 1;
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} else if (macsec_qca_get_ifflags(ifname, &flags) < 0) {
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wpa_printf(MSG_INFO, "%s: Could not get interface flags",
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__func__);
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os_free(drv);
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return NULL;
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} else if (flags & IFF_ALLMULTI) {
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wpa_printf(MSG_DEBUG,
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"%s: Interface is already configured for multicast",
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__func__);
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} else if (macsec_qca_set_ifflags(ifname, flags | IFF_ALLMULTI) < 0) {
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wpa_printf(MSG_INFO, "%s: Failed to enable allmulti",
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__func__);
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os_free(drv);
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return NULL;
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} else {
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wpa_printf(MSG_DEBUG, "%s: Enabled allmulti mode", __func__);
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drv->iff_allmulti = 1;
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}
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#if defined(__FreeBSD__) || defined(__DragonFly__) || defined(__FreeBSD_kernel__)
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{
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int status;
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wpa_printf(MSG_DEBUG, "%s: waiting for link to become active",
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__func__);
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while (macsec_qca_get_ifstatus(ifname, &status) == 0 &&
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status == 0)
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sleep(1);
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}
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#endif /* defined(__FreeBSD__) || defined(__DragonFly__) || defined(FreeBSD_kernel__) */
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return drv;
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}
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static void macsec_qca_deinit(void *priv)
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{
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struct macsec_qca_data *drv = priv;
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int flags;
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if (drv->membership &&
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macsec_qca_multicast_membership(drv->pf_sock,
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if_nametoindex(drv->ifname),
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pae_group_addr, 0) < 0) {
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wpa_printf(MSG_DEBUG,
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"%s: Failed to remove PAE multicast group (PACKET)",
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__func__);
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}
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if (drv->multi &&
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macsec_qca_multi(drv->ifname, pae_group_addr, 0) < 0) {
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wpa_printf(MSG_DEBUG,
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"%s: Failed to remove PAE multicast group (SIOCDELMULTI)",
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__func__);
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}
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if (drv->iff_allmulti &&
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(macsec_qca_get_ifflags(drv->ifname, &flags) < 0 ||
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macsec_qca_set_ifflags(drv->ifname, flags & ~IFF_ALLMULTI) < 0)) {
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wpa_printf(MSG_DEBUG, "%s: Failed to disable allmulti mode",
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__func__);
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}
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if (drv->iff_up &&
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macsec_qca_get_ifflags(drv->ifname, &flags) == 0 &&
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(flags & IFF_UP) &&
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macsec_qca_set_ifflags(drv->ifname, flags & ~IFF_UP) < 0) {
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wpa_printf(MSG_DEBUG, "%s: Failed to set the interface down",
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__func__);
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}
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if (drv->pf_sock != -1)
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close(drv->pf_sock);
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os_free(drv);
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}
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static int macsec_qca_macsec_init(void *priv, struct macsec_init_params *params)
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{
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struct macsec_qca_data *drv = priv;
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drv->always_include_sci = params->always_include_sci;
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drv->use_es = params->use_es;
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drv->use_scb = params->use_scb;
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wpa_printf(MSG_DEBUG, "%s: es=%d, scb=%d, sci=%d",
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__func__, drv->use_es, drv->use_scb,
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drv->always_include_sci);
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__macsec_drv_init(drv);
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return 0;
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}
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static int macsec_qca_macsec_deinit(void *priv)
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{
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struct macsec_qca_data *drv = priv;
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wpa_printf(MSG_DEBUG, "%s", __func__);
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__macsec_drv_deinit(drv);
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return 0;
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}
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|
||||
static int macsec_qca_enable_protect_frames(void *priv, Boolean enabled)
|
||||
{
|
||||
struct macsec_qca_data *drv = priv;
|
||||
int ret = 0;
|
||||
|
||||
wpa_printf(MSG_DEBUG, "%s: enabled=%d", __func__, enabled);
|
||||
|
||||
drv->protect_frames = enabled;
|
||||
|
||||
return ret;
|
||||
}
|
||||
|
||||
|
||||
static int macsec_qca_set_replay_protect(void *priv, Boolean enabled,
|
||||
unsigned int window)
|
||||
{
|
||||
struct macsec_qca_data *drv = priv;
|
||||
int ret = 0;
|
||||
|
||||
wpa_printf(MSG_DEBUG, "%s: enabled=%d, win=%u",
|
||||
__func__, enabled, window);
|
||||
|
||||
drv->replay_protect = enabled;
|
||||
drv->replay_window = window;
|
||||
|
||||
return ret;
|
||||
}
|
||||
|
||||
|
||||
static int macsec_qca_set_current_cipher_suite(void *priv, const u8 *cs,
|
||||
size_t cs_len)
|
||||
{
|
||||
u8 default_cs_id[] = CS_ID_GCM_AES_128;
|
||||
|
||||
if (cs_len != CS_ID_LEN ||
|
||||
os_memcmp(cs, default_cs_id, cs_len) != 0) {
|
||||
wpa_hexdump(MSG_ERROR, "macsec: NOT supported CipherSuite",
|
||||
cs, cs_len);
|
||||
return -1;
|
||||
}
|
||||
|
||||
/* Support default Cipher Suite 0080020001000001 (GCM-AES-128) */
|
||||
wpa_printf(MSG_DEBUG, "%s: default support aes-gcm-128", __func__);
|
||||
|
||||
return 0;
|
||||
}
|
||||
|
||||
|
||||
static int macsec_qca_enable_controlled_port(void *priv, Boolean enabled)
|
||||
{
|
||||
struct macsec_qca_data *drv = priv;
|
||||
int ret = 0;
|
||||
|
||||
wpa_printf(MSG_DEBUG, "%s: enable=%d", __func__, enabled);
|
||||
|
||||
ret += nss_macsec_secy_controlled_port_en_set(drv->secy_id, enabled);
|
||||
|
||||
return ret;
|
||||
}
|
||||
|
||||
|
||||
static int macsec_qca_get_receive_lowest_pn(void *priv, u32 channel, u8 an,
|
||||
u32 *lowest_pn)
|
||||
{
|
||||
struct macsec_qca_data *drv = priv;
|
||||
int ret = 0;
|
||||
u32 next_pn = 0;
|
||||
bool enabled = FALSE;
|
||||
u32 win;
|
||||
|
||||
ret += nss_macsec_secy_rx_sa_next_pn_get(drv->secy_id, channel, an,
|
||||
&next_pn);
|
||||
ret += nss_macsec_secy_rx_sc_replay_protect_get(drv->secy_id, channel,
|
||||
&enabled);
|
||||
ret += nss_macsec_secy_rx_sc_anti_replay_window_get(drv->secy_id,
|
||||
channel, &win);
|
||||
|
||||
if (enabled)
|
||||
*lowest_pn = (next_pn > win) ? (next_pn - win) : 1;
|
||||
else
|
||||
*lowest_pn = next_pn;
|
||||
|
||||
wpa_printf(MSG_DEBUG, "%s: lpn=0x%x", __func__, *lowest_pn);
|
||||
|
||||
return ret;
|
||||
}
|
||||
|
||||
|
||||
static int macsec_qca_get_transmit_next_pn(void *priv, u32 channel, u8 an,
|
||||
u32 *next_pn)
|
||||
{
|
||||
struct macsec_qca_data *drv = priv;
|
||||
int ret = 0;
|
||||
|
||||
ret += nss_macsec_secy_tx_sa_next_pn_get(drv->secy_id, channel, an,
|
||||
next_pn);
|
||||
|
||||
wpa_printf(MSG_DEBUG, "%s: npn=0x%x", __func__, *next_pn);
|
||||
|
||||
return ret;
|
||||
}
|
||||
|
||||
|
||||
int macsec_qca_set_transmit_next_pn(void *priv, u32 channel, u8 an, u32 next_pn)
|
||||
{
|
||||
struct macsec_qca_data *drv = priv;
|
||||
int ret = 0;
|
||||
|
||||
ret += nss_macsec_secy_tx_sa_next_pn_set(drv->secy_id, channel, an,
|
||||
next_pn);
|
||||
|
||||
wpa_printf(MSG_INFO, "%s: npn=0x%x", __func__, next_pn);
|
||||
|
||||
return ret;
|
||||
}
|
||||
|
||||
|
||||
static int macsec_qca_get_available_receive_sc(void *priv, u32 *channel)
|
||||
{
|
||||
struct macsec_qca_data *drv = priv;
|
||||
int ret = 0;
|
||||
u32 sc_ch = 0;
|
||||
bool in_use = FALSE;
|
||||
|
||||
for (sc_ch = 0; sc_ch < MAXSC; sc_ch++) {
|
||||
ret = nss_macsec_secy_rx_sc_in_used_get(drv->secy_id, sc_ch,
|
||||
&in_use);
|
||||
if (ret)
|
||||
continue;
|
||||
|
||||
if (!in_use) {
|
||||
*channel = sc_ch;
|
||||
wpa_printf(MSG_DEBUG, "%s: channel=%d",
|
||||
__func__, *channel);
|
||||
return 0;
|
||||
}
|
||||
}
|
||||
|
||||
wpa_printf(MSG_DEBUG, "%s: no available channel", __func__);
|
||||
|
||||
return -1;
|
||||
}
|
||||
|
||||
|
||||
static int macsec_qca_create_receive_sc(void *priv, u32 channel,
|
||||
const u8 *sci_addr, u16 sci_port,
|
||||
unsigned int conf_offset,
|
||||
int validation)
|
||||
{
|
||||
struct macsec_qca_data *drv = priv;
|
||||
int ret = 0;
|
||||
fal_rx_prc_lut_t entry;
|
||||
fal_rx_sc_validate_frame_e vf;
|
||||
enum validate_frames validate_frames = validation;
|
||||
|
||||
wpa_printf(MSG_DEBUG, "%s: channel=%d", __func__, channel);
|
||||
|
||||
/* rx prc lut */
|
||||
os_memset(&entry, 0, sizeof(entry));
|
||||
|
||||
os_memcpy(entry.sci, sci_addr, ETH_ALEN);
|
||||
entry.sci[6] = (sci_port >> 8) & 0xf;
|
||||
entry.sci[7] = sci_port & 0xf;
|
||||
entry.sci_mask = 0xf;
|
||||
|
||||
entry.valid = 1;
|
||||
entry.channel = channel;
|
||||
entry.action = FAL_RX_PRC_ACTION_PROCESS;
|
||||
entry.offset = conf_offset;
|
||||
|
||||
/* rx validate frame */
|
||||
if (validate_frames == Strict)
|
||||
vf = FAL_RX_SC_VALIDATE_FRAME_STRICT;
|
||||
else if (validate_frames == Checked)
|
||||
vf = FAL_RX_SC_VALIDATE_FRAME_CHECK;
|
||||
else
|
||||
vf = FAL_RX_SC_VALIDATE_FRAME_DISABLED;
|
||||
|
||||
ret += nss_macsec_secy_rx_prc_lut_set(drv->secy_id, channel, &entry);
|
||||
ret += nss_macsec_secy_rx_sc_create(drv->secy_id, channel);
|
||||
ret += nss_macsec_secy_rx_sc_validate_frame_set(drv->secy_id, channel,
|
||||
vf);
|
||||
ret += nss_macsec_secy_rx_sc_replay_protect_set(drv->secy_id, channel,
|
||||
drv->replay_protect);
|
||||
ret += nss_macsec_secy_rx_sc_anti_replay_window_set(drv->secy_id,
|
||||
channel,
|
||||
drv->replay_window);
|
||||
|
||||
return ret;
|
||||
}
|
||||
|
||||
|
||||
static int macsec_qca_delete_receive_sc(void *priv, u32 channel)
|
||||
{
|
||||
struct macsec_qca_data *drv = priv;
|
||||
int ret = 0;
|
||||
fal_rx_prc_lut_t entry;
|
||||
|
||||
wpa_printf(MSG_DEBUG, "%s: channel=%d", __func__, channel);
|
||||
|
||||
/* rx prc lut */
|
||||
os_memset(&entry, 0, sizeof(entry));
|
||||
|
||||
ret += nss_macsec_secy_rx_sc_del(drv->secy_id, channel);
|
||||
ret += nss_macsec_secy_rx_prc_lut_set(drv->secy_id, channel, &entry);
|
||||
|
||||
return ret;
|
||||
}
|
||||
|
||||
|
||||
static int macsec_qca_create_receive_sa(void *priv, u32 channel, u8 an,
|
||||
u32 lowest_pn, const u8 *sak)
|
||||
{
|
||||
struct macsec_qca_data *drv = priv;
|
||||
int ret = 0;
|
||||
fal_rx_sak_t rx_sak;
|
||||
int i = 0;
|
||||
|
||||
wpa_printf(MSG_DEBUG, "%s, channel=%d, an=%d, lpn=0x%x",
|
||||
__func__, channel, an, lowest_pn);
|
||||
|
||||
os_memset(&rx_sak, 0, sizeof(rx_sak));
|
||||
for (i = 0; i < 16; i++)
|
||||
rx_sak.sak[i] = sak[15 - i];
|
||||
|
||||
ret += nss_macsec_secy_rx_sa_create(drv->secy_id, channel, an);
|
||||
ret += nss_macsec_secy_rx_sak_set(drv->secy_id, channel, an, &rx_sak);
|
||||
|
||||
return ret;
|
||||
}
|
||||
|
||||
|
||||
static int macsec_qca_enable_receive_sa(void *priv, u32 channel, u8 an)
|
||||
{
|
||||
struct macsec_qca_data *drv = priv;
|
||||
int ret = 0;
|
||||
|
||||
wpa_printf(MSG_DEBUG, "%s: channel=%d, an=%d", __func__, channel, an);
|
||||
|
||||
ret += nss_macsec_secy_rx_sa_en_set(drv->secy_id, channel, an, TRUE);
|
||||
|
||||
return ret;
|
||||
}
|
||||
|
||||
|
||||
static int macsec_qca_disable_receive_sa(void *priv, u32 channel, u8 an)
|
||||
{
|
||||
struct macsec_qca_data *drv = priv;
|
||||
int ret = 0;
|
||||
|
||||
wpa_printf(MSG_DEBUG, "%s: channel=%d, an=%d", __func__, channel, an);
|
||||
|
||||
ret += nss_macsec_secy_rx_sa_en_set(drv->secy_id, channel, an, FALSE);
|
||||
|
||||
return ret;
|
||||
}
|
||||
|
||||
|
||||
static int macsec_qca_get_available_transmit_sc(void *priv, u32 *channel)
|
||||
{
|
||||
struct macsec_qca_data *drv = priv;
|
||||
int ret = 0;
|
||||
u32 sc_ch = 0;
|
||||
bool in_use = FALSE;
|
||||
|
||||
for (sc_ch = 0; sc_ch < MAXSC; sc_ch++) {
|
||||
ret = nss_macsec_secy_tx_sc_in_used_get(drv->secy_id, sc_ch,
|
||||
&in_use);
|
||||
if (ret)
|
||||
continue;
|
||||
|
||||
if (!in_use) {
|
||||
*channel = sc_ch;
|
||||
wpa_printf(MSG_DEBUG, "%s: channel=%d",
|
||||
__func__, *channel);
|
||||
return 0;
|
||||
}
|
||||
}
|
||||
|
||||
wpa_printf(MSG_DEBUG, "%s: no avaiable channel", __func__);
|
||||
|
||||
return -1;
|
||||
}
|
||||
|
||||
|
||||
static int macsec_qca_create_transmit_sc(void *priv, u32 channel,
|
||||
const u8 *sci_addr, u16 sci_port,
|
||||
unsigned int conf_offset)
|
||||
{
|
||||
struct macsec_qca_data *drv = priv;
|
||||
int ret = 0;
|
||||
fal_tx_class_lut_t entry;
|
||||
u8 psci[ETH_ALEN + 2];
|
||||
|
||||
wpa_printf(MSG_DEBUG, "%s: channel=%d", __func__, channel);
|
||||
|
||||
/* class lut */
|
||||
os_memset(&entry, 0, sizeof(entry));
|
||||
|
||||
entry.valid = 1;
|
||||
entry.action = FAL_TX_CLASS_ACTION_FORWARD;
|
||||
entry.channel = channel;
|
||||
|
||||
os_memcpy(psci, sci_addr, ETH_ALEN);
|
||||
psci[6] = (sci_port >> 8) & 0xf;
|
||||
psci[7] = sci_port & 0xf;
|
||||
|
||||
ret += nss_macsec_secy_tx_class_lut_set(drv->secy_id, channel, &entry);
|
||||
ret += nss_macsec_secy_tx_sc_create(drv->secy_id, channel, psci, 8);
|
||||
ret += nss_macsec_secy_tx_sc_protect_set(drv->secy_id, channel,
|
||||
drv->protect_frames);
|
||||
ret += nss_macsec_secy_tx_sc_confidentiality_offset_set(drv->secy_id,
|
||||
channel,
|
||||
conf_offset);
|
||||
|
||||
return ret;
|
||||
}
|
||||
|
||||
|
||||
static int macsec_qca_delete_transmit_sc(void *priv, u32 channel)
|
||||
{
|
||||
struct macsec_qca_data *drv = priv;
|
||||
int ret = 0;
|
||||
fal_tx_class_lut_t entry;
|
||||
|
||||
wpa_printf(MSG_DEBUG, "%s: channel=%d", __func__, channel);
|
||||
|
||||
/* class lut */
|
||||
os_memset(&entry, 0, sizeof(entry));
|
||||
|
||||
ret += nss_macsec_secy_tx_class_lut_set(drv->secy_id, channel, &entry);
|
||||
ret += nss_macsec_secy_tx_sc_del(drv->secy_id, channel);
|
||||
|
||||
return ret;
|
||||
}
|
||||
|
||||
|
||||
static int macsec_qca_create_transmit_sa(void *priv, u32 channel, u8 an,
|
||||
u32 next_pn, Boolean confidentiality,
|
||||
const u8 *sak)
|
||||
{
|
||||
struct macsec_qca_data *drv = priv;
|
||||
int ret = 0;
|
||||
u8 tci = 0;
|
||||
fal_tx_sak_t tx_sak;
|
||||
int i;
|
||||
|
||||
wpa_printf(MSG_DEBUG,
|
||||
"%s: channel=%d, an=%d, next_pn=0x%x, confidentiality=%d",
|
||||
__func__, channel, an, next_pn, confidentiality);
|
||||
|
||||
if (drv->always_include_sci)
|
||||
tci |= TCI_SC;
|
||||
else if (drv->use_es)
|
||||
tci |= TCI_ES;
|
||||
else if (drv->use_scb)
|
||||
tci |= TCI_SCB;
|
||||
|
||||
if (confidentiality)
|
||||
tci |= TCI_E | TCI_C;
|
||||
|
||||
os_memset(&tx_sak, 0, sizeof(tx_sak));
|
||||
for (i = 0; i < 16; i++)
|
||||
tx_sak.sak[i] = sak[15 - i];
|
||||
|
||||
ret += nss_macsec_secy_tx_sa_next_pn_set(drv->secy_id, channel, an,
|
||||
next_pn);
|
||||
ret += nss_macsec_secy_tx_sak_set(drv->secy_id, channel, an, &tx_sak);
|
||||
ret += nss_macsec_secy_tx_sc_tci_7_2_set(drv->secy_id, channel,
|
||||
(tci >> 2));
|
||||
ret += nss_macsec_secy_tx_sc_an_set(drv->secy_id, channel, an);
|
||||
|
||||
return ret;
|
||||
}
|
||||
|
||||
|
||||
static int macsec_qca_enable_transmit_sa(void *priv, u32 channel, u8 an)
|
||||
{
|
||||
struct macsec_qca_data *drv = priv;
|
||||
int ret = 0;
|
||||
|
||||
wpa_printf(MSG_DEBUG, "%s: channel=%d, an=%d", __func__, channel, an);
|
||||
|
||||
ret += nss_macsec_secy_tx_sa_en_set(drv->secy_id, channel, an, TRUE);
|
||||
|
||||
return ret;
|
||||
}
|
||||
|
||||
|
||||
static int macsec_qca_disable_transmit_sa(void *priv, u32 channel, u8 an)
|
||||
{
|
||||
struct macsec_qca_data *drv = priv;
|
||||
int ret = 0;
|
||||
|
||||
wpa_printf(MSG_DEBUG, "%s: channel=%d, an=%d", __func__, channel, an);
|
||||
|
||||
ret += nss_macsec_secy_tx_sa_en_set(drv->secy_id, channel, an, FALSE);
|
||||
|
||||
return ret;
|
||||
}
|
||||
|
||||
|
||||
const struct wpa_driver_ops wpa_driver_macsec_qca_ops = {
|
||||
.name = "macsec_qca",
|
||||
.desc = "QCA MACsec Ethernet driver",
|
||||
.get_ssid = macsec_qca_get_ssid,
|
||||
.get_bssid = macsec_qca_get_bssid,
|
||||
.get_capa = macsec_qca_get_capa,
|
||||
.init = macsec_qca_init,
|
||||
.deinit = macsec_qca_deinit,
|
||||
|
||||
.macsec_init = macsec_qca_macsec_init,
|
||||
.macsec_deinit = macsec_qca_macsec_deinit,
|
||||
.enable_protect_frames = macsec_qca_enable_protect_frames,
|
||||
.set_replay_protect = macsec_qca_set_replay_protect,
|
||||
.set_current_cipher_suite = macsec_qca_set_current_cipher_suite,
|
||||
.enable_controlled_port = macsec_qca_enable_controlled_port,
|
||||
.get_receive_lowest_pn = macsec_qca_get_receive_lowest_pn,
|
||||
.get_transmit_next_pn = macsec_qca_get_transmit_next_pn,
|
||||
.set_transmit_next_pn = macsec_qca_set_transmit_next_pn,
|
||||
.get_available_receive_sc = macsec_qca_get_available_receive_sc,
|
||||
.create_receive_sc = macsec_qca_create_receive_sc,
|
||||
.delete_receive_sc = macsec_qca_delete_receive_sc,
|
||||
.create_receive_sa = macsec_qca_create_receive_sa,
|
||||
.enable_receive_sa = macsec_qca_enable_receive_sa,
|
||||
.disable_receive_sa = macsec_qca_disable_receive_sa,
|
||||
.get_available_transmit_sc = macsec_qca_get_available_transmit_sc,
|
||||
.create_transmit_sc = macsec_qca_create_transmit_sc,
|
||||
.delete_transmit_sc = macsec_qca_delete_transmit_sc,
|
||||
.create_transmit_sa = macsec_qca_create_transmit_sa,
|
||||
.enable_transmit_sa = macsec_qca_enable_transmit_sa,
|
||||
.disable_transmit_sa = macsec_qca_disable_transmit_sa,
|
||||
};
|
||||
|
|
@ -34,6 +34,10 @@ extern struct wpa_driver_ops wpa_driver_ndis_ops; /* driver_ndis.c */
|
|||
#ifdef CONFIG_DRIVER_WIRED
|
||||
extern struct wpa_driver_ops wpa_driver_wired_ops; /* driver_wired.c */
|
||||
#endif /* CONFIG_DRIVER_WIRED */
|
||||
#ifdef CONFIG_DRIVER_MACSEC_QCA
|
||||
/* driver_macsec_qca.c */
|
||||
extern struct wpa_driver_ops wpa_driver_macsec_qca_ops;
|
||||
#endif /* CONFIG_DRIVER_MACSEC_QCA */
|
||||
#ifdef CONFIG_DRIVER_TEST
|
||||
extern struct wpa_driver_ops wpa_driver_test_ops; /* driver_test.c */
|
||||
#endif /* CONFIG_DRIVER_TEST */
|
||||
|
|
@ -75,6 +79,9 @@ struct wpa_driver_ops *wpa_drivers[] =
|
|||
#ifdef CONFIG_DRIVER_WIRED
|
||||
&wpa_driver_wired_ops,
|
||||
#endif /* CONFIG_DRIVER_WIRED */
|
||||
#ifdef CONFIG_DRIVER_MACSEC_QCA
|
||||
&wpa_driver_macsec_qca_ops,
|
||||
#endif /* CONFIG_DRIVER_MACSEC_QCA */
|
||||
#ifdef CONFIG_DRIVER_TEST
|
||||
&wpa_driver_test_ops,
|
||||
#endif /* CONFIG_DRIVER_TEST */
|
||||
|
|
|
|||
|
|
@ -17,6 +17,11 @@ DRV_CFLAGS += -DCONFIG_DRIVER_WIRED
|
|||
DRV_OBJS += ../src/drivers/driver_wired.o
|
||||
endif
|
||||
|
||||
ifdef CONFIG_DRIVER_MACSEC_QCA
|
||||
DRV_CFLAGS += -DCONFIG_DRIVER_MACSEC_QCA
|
||||
DRV_OBJS += ../src/drivers/driver_macsec_qca.o
|
||||
endif
|
||||
|
||||
ifdef CONFIG_DRIVER_NL80211
|
||||
DRV_CFLAGS += -DCONFIG_DRIVER_NL80211
|
||||
DRV_OBJS += ../src/drivers/driver_nl80211.o
|
||||
|
|
|
|||
Loading…
Reference in a new issue