3469 lines
98 KiB
C
3469 lines
98 KiB
C
/*
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* WPA Supplicant / dbus-based control interface
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* Copyright (c) 2006, Dan Williams <dcbw@redhat.com> and Red Hat, Inc.
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* Copyright (c) 2009, Witold Sowa <witold.sowa@gmail.com>
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License version 2 as
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* published by the Free Software Foundation.
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*
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* Alternatively, this software may be distributed under the terms of BSD
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* license.
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*
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* See README and COPYING for more details.
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*/
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#include "includes.h"
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#include "common.h"
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#include "../config.h"
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#include "../wpa_supplicant_i.h"
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#include "../driver_i.h"
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#include "ctrl_iface_dbus_new_helpers.h"
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#include "ctrl_iface_dbus_new.h"
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#include "ctrl_iface_dbus_new_handlers.h"
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#include "../notify.h"
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#include "eap_peer/eap_methods.h"
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#include "dbus_dict_helpers.h"
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#include "common/ieee802_11_defs.h"
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#include "../wpas_glue.h"
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#include "eapol_supp/eapol_supp_sm.h"
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#include "../wps_supplicant.h"
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extern int wpa_debug_level;
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extern int wpa_debug_show_keys;
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extern int wpa_debug_timestamp;
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/**
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* wpas_dbus_new_decompose_object_path - Decompose an interface object path into parts
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* @path: The dbus object path
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* @network: (out) the configured network this object path refers to, if any
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* @bssid: (out) the scanned bssid this object path refers to, if any
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* Returns: The object path of the network interface this path refers to
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*
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* For a given object path, decomposes the object path into object id, network,
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* and BSSID parts, if those parts exist.
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*/
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static char * wpas_dbus_new_decompose_object_path(const char *path,
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char **network,
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char **bssid)
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{
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const unsigned int dev_path_prefix_len =
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strlen(WPAS_DBUS_NEW_PATH_INTERFACES "/");
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char *obj_path_only;
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char *next_sep;
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/* Be a bit paranoid about path */
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if (!path || os_strncmp(path, WPAS_DBUS_NEW_PATH_INTERFACES "/",
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dev_path_prefix_len))
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return NULL;
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/* Ensure there's something at the end of the path */
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if ((path + dev_path_prefix_len)[0] == '\0')
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return NULL;
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obj_path_only = os_strdup(path);
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if (obj_path_only == NULL)
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return NULL;
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next_sep = os_strchr(obj_path_only + dev_path_prefix_len, '/');
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if (next_sep != NULL) {
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const char *net_part = os_strstr(
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next_sep, WPAS_DBUS_NEW_NETWORKS_PART "/");
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const char *bssid_part = os_strstr(
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next_sep, WPAS_DBUS_NEW_BSSIDS_PART "/");
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if (network && net_part) {
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/* Deal with a request for a configured network */
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const char *net_name = net_part +
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os_strlen(WPAS_DBUS_NEW_NETWORKS_PART "/");
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*network = NULL;
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if (os_strlen(net_name))
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*network = os_strdup(net_name);
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} else if (bssid && bssid_part) {
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/* Deal with a request for a scanned BSSID */
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const char *bssid_name = bssid_part +
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os_strlen(WPAS_DBUS_NEW_BSSIDS_PART "/");
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if (strlen(bssid_name))
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*bssid = os_strdup(bssid_name);
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else
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*bssid = NULL;
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}
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/* Cut off interface object path before "/" */
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*next_sep = '\0';
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}
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return obj_path_only;
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}
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/**
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* wpas_dbus_error_unknown_error - Return a new InvalidArgs error message
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* @message: Pointer to incoming dbus message this error refers to
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* @arg: Optional string appended to error message
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* Returns: a dbus error message
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*
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* Convenience function to create and return an UnknownError
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*/
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static DBusMessage * wpas_dbus_error_unknown_error(DBusMessage *message,
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const char *arg)
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{
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return dbus_message_new_error(message, WPAS_DBUS_ERROR_UNKNOWN_ERROR,
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arg);
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}
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/**
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* wpas_dbus_error_iface_unknown - Return a new invalid interface error message
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* @message: Pointer to incoming dbus message this error refers to
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* Returns: A dbus error message
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*
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* Convenience function to create and return an invalid interface error
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*/
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static DBusMessage * wpas_dbus_error_iface_unknown(DBusMessage *message)
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{
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return dbus_message_new_error(message, WPAS_DBUS_ERROR_IFACE_UNKNOWN,
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"wpa_supplicant knows nothing about "
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"this interface.");
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}
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/**
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* wpas_dbus_error_network_unknown - Return a new NetworkUnknown error message
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* @message: Pointer to incoming dbus message this error refers to
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* Returns: a dbus error message
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*
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* Convenience function to create and return an invalid network error
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*/
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static DBusMessage * wpas_dbus_error_network_unknown(DBusMessage *message)
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{
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return dbus_message_new_error(message, WPAS_DBUS_ERROR_NETWORK_UNKNOWN,
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"There is no such a network in this "
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"interface.");
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}
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/**
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* wpas_dbus_error_invald_args - Return a new InvalidArgs error message
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* @message: Pointer to incoming dbus message this error refers to
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* Returns: a dbus error message
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*
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* Convenience function to create and return an invalid options error
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*/
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static DBusMessage * wpas_dbus_error_invald_args(DBusMessage *message,
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const char *arg)
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{
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DBusMessage *reply;
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reply = dbus_message_new_error(message, WPAS_DBUS_ERROR_INVALID_ARGS,
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"Did not receive correct message "
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"arguments.");
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if (arg != NULL)
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dbus_message_append_args(reply, DBUS_TYPE_STRING, &arg,
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DBUS_TYPE_INVALID);
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return reply;
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}
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static void free_wpa_interface(struct wpa_interface *iface)
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{
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os_free((char *) iface->driver);
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os_free((char *) iface->driver_param);
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os_free((char *) iface->confname);
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os_free((char *) iface->bridge_ifname);
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}
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static const char *dont_quote[] = {
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"key_mgmt", "proto", "pairwise", "auth_alg", "group", "eap",
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"opensc_engine_path", "pkcs11_engine_path", "pkcs11_module_path",
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"bssid", NULL
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};
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static dbus_bool_t should_quote_opt(const char *key)
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{
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int i = 0;
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while (dont_quote[i] != NULL) {
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if (os_strcmp(key, dont_quote[i]) == 0)
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return FALSE;
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i++;
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}
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return TRUE;
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}
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static struct wpa_scan_res * find_scan_result(struct bss_handler_args *bss)
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{
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struct wpa_scan_results *results = bss->wpa_s->scan_res;
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size_t i;
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for (i = 0; i < results->num; i++) {
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if (!os_memcmp(results->res[i]->bssid, bss->bssid, ETH_ALEN))
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return results->res[i];
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}
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return NULL;
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}
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/**
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* get_iface_by_dbus_path - Get a new network interface
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* @global: Pointer to global data from wpa_supplicant_init()
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* @path: Pointer to a dbus object path representing an interface
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* Returns: Pointer to the interface or %NULL if not found
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*/
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static struct wpa_supplicant * get_iface_by_dbus_path(
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struct wpa_global *global, const char *path)
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{
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struct wpa_supplicant *wpa_s;
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for (wpa_s = global->ifaces; wpa_s; wpa_s = wpa_s->next) {
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if (os_strcmp(wpa_s->dbus_new_path, path) == 0)
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return wpa_s;
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}
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return NULL;
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}
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/**
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* set_network_properties - Set properties of a configured network
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* @message: Pointer to incoming dbus message
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* @ssid: wpa_ssid structure for a configured network
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* @iter: DBus message iterator containing dictionary of network
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* properties to set.
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* Returns: NULL when succeed or DBus error on failure
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*
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* Sets network configuration with parameters given id DBus dictionary
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*/
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static DBusMessage * set_network_properties(DBusMessage *message,
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struct wpa_ssid *ssid,
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DBusMessageIter *iter)
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{
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struct wpa_dbus_dict_entry entry = { .type = DBUS_TYPE_STRING };
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DBusMessage *reply = NULL;
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DBusMessageIter iter_dict;
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if (!wpa_dbus_dict_open_read(iter, &iter_dict)) {
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reply = wpas_dbus_error_invald_args(message, NULL);
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goto out;
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}
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while (wpa_dbus_dict_has_dict_entry(&iter_dict)) {
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char *value = NULL;
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size_t size = 50;
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int ret;
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if (!wpa_dbus_dict_get_entry(&iter_dict, &entry)) {
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reply = wpas_dbus_error_invald_args(message, NULL);
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goto out;
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}
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if (entry.type == DBUS_TYPE_ARRAY &&
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entry.array_type == DBUS_TYPE_BYTE) {
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if (entry.array_len <= 0)
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goto error;
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size = entry.array_len * 2 + 1;
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value = os_zalloc(size);
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if (value == NULL)
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goto error;
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ret = wpa_snprintf_hex(value, size,
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(u8 *) entry.bytearray_value,
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entry.array_len);
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if (ret <= 0)
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goto error;
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} else {
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if (entry.type == DBUS_TYPE_STRING) {
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if (should_quote_opt(entry.key)) {
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size = os_strlen(entry.str_value);
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if (size <= 0)
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goto error;
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size += 3;
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value = os_zalloc(size);
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if (value == NULL)
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goto error;
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ret = os_snprintf(value, size,
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"\"%s\"",
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entry.str_value);
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if (ret < 0 ||
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(size_t) ret != (size - 1))
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goto error;
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} else {
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value = os_strdup(entry.str_value);
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if (value == NULL)
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goto error;
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}
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} else {
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if (entry.type == DBUS_TYPE_UINT32) {
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value = os_zalloc(size);
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if (value == NULL)
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goto error;
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ret = os_snprintf(value, size, "%u",
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entry.uint32_value);
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if (ret <= 0)
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goto error;
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} else {
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if (entry.type == DBUS_TYPE_INT32) {
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value = os_zalloc(size);
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if (value == NULL)
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goto error;
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ret = os_snprintf(
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value, size, "%d",
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entry.int32_value);
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if (ret <= 0)
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goto error;
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} else
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goto error;
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}
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}
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}
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if (wpa_config_set(ssid, entry.key, value, 0) < 0)
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goto error;
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if ((os_strcmp(entry.key, "psk") == 0 &&
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value[0] == '"' && ssid->ssid_len) ||
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(strcmp(entry.key, "ssid") == 0 && ssid->passphrase))
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wpa_config_update_psk(ssid);
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os_free(value);
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wpa_dbus_dict_entry_clear(&entry);
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continue;
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error:
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os_free(value);
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reply = wpas_dbus_error_invald_args(message, entry.key);
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wpa_dbus_dict_entry_clear(&entry);
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break;
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}
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out:
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return reply;
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}
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/**
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* wpas_dbus_handler_create_interface - Request registration of a network iface
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* @message: Pointer to incoming dbus message
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* @global: %wpa_supplicant global data structure
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* Returns: The object path of the new interface object,
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* or a dbus error message with more information
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*
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* Handler function for "addInterface" method call. Handles requests
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* by dbus clients to register a network interface that wpa_supplicant
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* will manage.
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*/
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DBusMessage * wpas_dbus_handler_create_interface(DBusMessage *message,
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struct wpa_global *global)
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{
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struct wpa_interface iface;
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DBusMessageIter iter_dict;
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DBusMessage *reply = NULL;
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DBusMessageIter iter;
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struct wpa_dbus_dict_entry entry;
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os_memset(&iface, 0, sizeof(iface));
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dbus_message_iter_init(message, &iter);
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if (!wpa_dbus_dict_open_read(&iter, &iter_dict))
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goto error;
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while (wpa_dbus_dict_has_dict_entry(&iter_dict)) {
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if (!wpa_dbus_dict_get_entry(&iter_dict, &entry))
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goto error;
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if (!strcmp(entry.key, "Driver") &&
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(entry.type == DBUS_TYPE_STRING)) {
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iface.driver = strdup(entry.str_value);
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if (iface.driver == NULL)
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goto error;
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} else if (!strcmp(entry.key, "Ifname") &&
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(entry.type == DBUS_TYPE_STRING)) {
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iface.ifname = strdup(entry.str_value);
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if (iface.ifname == NULL)
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goto error;
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} else if (!strcmp(entry.key, "BridgeIfname") &&
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(entry.type == DBUS_TYPE_STRING)) {
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iface.bridge_ifname = strdup(entry.str_value);
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if (iface.bridge_ifname == NULL)
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goto error;
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} else {
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wpa_dbus_dict_entry_clear(&entry);
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goto error;
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}
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wpa_dbus_dict_entry_clear(&entry);
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}
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/*
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* Try to get the wpa_supplicant record for this iface, return
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* an error if we already control it.
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*/
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if (wpa_supplicant_get_iface(global, iface.ifname) != NULL) {
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reply = dbus_message_new_error(message,
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WPAS_DBUS_ERROR_IFACE_EXISTS,
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"wpa_supplicant already "
|
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"controls this interface.");
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} else {
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struct wpa_supplicant *wpa_s;
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/* Otherwise, have wpa_supplicant attach to it. */
|
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if ((wpa_s = wpa_supplicant_add_iface(global, &iface))) {
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const char *path = wpas_dbus_get_path(wpa_s);
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reply = dbus_message_new_method_return(message);
|
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dbus_message_append_args(reply, DBUS_TYPE_OBJECT_PATH,
|
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&path, DBUS_TYPE_INVALID);
|
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} else {
|
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reply = wpas_dbus_error_unknown_error(
|
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message, "wpa_supplicant couldn't grab this "
|
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"interface.");
|
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}
|
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}
|
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free_wpa_interface(&iface);
|
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return reply;
|
|
|
|
error:
|
|
free_wpa_interface(&iface);
|
|
return wpas_dbus_error_invald_args(message, NULL);
|
|
}
|
|
|
|
|
|
/**
|
|
* wpas_dbus_handler_remove_interface - Request deregistration of an interface
|
|
* @message: Pointer to incoming dbus message
|
|
* @global: wpa_supplicant global data structure
|
|
* Returns: a dbus message containing a UINT32 indicating success (1) or
|
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* failure (0), or returns a dbus error message with more information
|
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*
|
|
* Handler function for "removeInterface" method call. Handles requests
|
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* by dbus clients to deregister a network interface that wpa_supplicant
|
|
* currently manages.
|
|
*/
|
|
DBusMessage * wpas_dbus_handler_remove_interface(DBusMessage *message,
|
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struct wpa_global *global)
|
|
{
|
|
struct wpa_supplicant *wpa_s;
|
|
char *path;
|
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DBusMessage *reply = NULL;
|
|
|
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dbus_message_get_args(message, NULL, DBUS_TYPE_OBJECT_PATH, &path,
|
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DBUS_TYPE_INVALID);
|
|
|
|
wpa_s = get_iface_by_dbus_path(global, path);
|
|
if (wpa_s == NULL)
|
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reply = wpas_dbus_error_iface_unknown(message);
|
|
else if (wpa_supplicant_remove_iface(global, wpa_s)) {
|
|
reply = wpas_dbus_error_unknown_error(
|
|
message, "wpa_supplicant couldn't remove this "
|
|
"interface.");
|
|
}
|
|
|
|
return reply;
|
|
}
|
|
|
|
|
|
/**
|
|
* wpas_dbus_handler_get_interface - Get the object path for an interface name
|
|
* @message: Pointer to incoming dbus message
|
|
* @global: %wpa_supplicant global data structure
|
|
* Returns: The object path of the interface object,
|
|
* or a dbus error message with more information
|
|
*
|
|
* Handler function for "getInterface" method call.
|
|
*/
|
|
DBusMessage * wpas_dbus_handler_get_interface(DBusMessage *message,
|
|
struct wpa_global *global)
|
|
{
|
|
DBusMessage *reply = NULL;
|
|
const char *ifname;
|
|
const char *path;
|
|
struct wpa_supplicant *wpa_s;
|
|
|
|
dbus_message_get_args(message, NULL, DBUS_TYPE_STRING, &ifname,
|
|
DBUS_TYPE_INVALID);
|
|
|
|
wpa_s = wpa_supplicant_get_iface(global, ifname);
|
|
if (wpa_s == NULL)
|
|
return wpas_dbus_error_iface_unknown(message);
|
|
|
|
path = wpas_dbus_get_path(wpa_s);
|
|
if (path == NULL) {
|
|
wpa_printf(MSG_ERROR, "wpas_dbus_handler_get_interface[dbus]: "
|
|
"interface has no dbus object path set");
|
|
return wpas_dbus_error_unknown_error(message, "path not set");
|
|
}
|
|
|
|
reply = dbus_message_new_method_return(message);
|
|
if (reply == NULL) {
|
|
perror("wpas_dbus_handler_get_interface[dbus]: out of memory "
|
|
"when creating reply");
|
|
return dbus_message_new_error(message, DBUS_ERROR_NO_MEMORY,
|
|
NULL);
|
|
}
|
|
if (!dbus_message_append_args(reply, DBUS_TYPE_OBJECT_PATH, &path,
|
|
DBUS_TYPE_INVALID)) {
|
|
perror("wpas_dbus_handler_get_interface[dbus]: out of memory "
|
|
"when appending argument to reply");
|
|
dbus_message_unref(reply);
|
|
return dbus_message_new_error(message, DBUS_ERROR_NO_MEMORY,
|
|
NULL);
|
|
}
|
|
|
|
return reply;
|
|
}
|
|
|
|
|
|
/**
|
|
* wpas_dbus_getter_debug_params - Get the debug params
|
|
* @message: Pointer to incoming dbus message
|
|
* @global: %wpa_supplicant global data structure
|
|
* Returns: DBus message with struct containing debug params.
|
|
*
|
|
* Getter for "DebugParams" property.
|
|
*/
|
|
DBusMessage * wpas_dbus_getter_debug_params(DBusMessage *message,
|
|
struct wpa_global *global)
|
|
{
|
|
DBusMessage *reply = NULL;
|
|
DBusMessageIter iter, variant_iter, struct_iter;
|
|
|
|
if (message == NULL)
|
|
reply = dbus_message_new(DBUS_MESSAGE_TYPE_SIGNAL);
|
|
else
|
|
reply = dbus_message_new_method_return(message);
|
|
if (!reply) {
|
|
perror("wpas_dbus_getter_network_properties[dbus] out of "
|
|
"memory when trying to initialize return message");
|
|
reply = dbus_message_new_error(message, DBUS_ERROR_NO_MEMORY,
|
|
NULL);
|
|
goto out;
|
|
}
|
|
|
|
dbus_message_iter_init_append(reply, &iter);
|
|
|
|
if (!dbus_message_iter_open_container(&iter, DBUS_TYPE_VARIANT,
|
|
"(ibb)", &variant_iter)) {
|
|
perror("wpas_dbus_getter_debug_params[dbus] out of memory "
|
|
"when trying to open variant");
|
|
dbus_message_unref(reply);
|
|
reply = dbus_message_new_error(message, DBUS_ERROR_NO_MEMORY,
|
|
NULL);
|
|
goto out;
|
|
}
|
|
|
|
if (!dbus_message_iter_open_container(&variant_iter, DBUS_TYPE_STRUCT,
|
|
NULL, &struct_iter)) {
|
|
perror("wpas_dbus_getter_debug_params[dbus] out of memory "
|
|
"when trying to open struct");
|
|
dbus_message_unref(reply);
|
|
reply = dbus_message_new_error(message, DBUS_ERROR_NO_MEMORY,
|
|
NULL);
|
|
goto out;
|
|
}
|
|
|
|
if (!dbus_message_iter_append_basic(&struct_iter, DBUS_TYPE_INT32,
|
|
&wpa_debug_level)) {
|
|
perror("wpas_dbus_getter_debug_params[dbus] out of memory "
|
|
"when trying to append value to struct");
|
|
dbus_message_unref(reply);
|
|
reply = dbus_message_new_error(message, DBUS_ERROR_NO_MEMORY,
|
|
NULL);
|
|
goto out;
|
|
}
|
|
|
|
if (!dbus_message_iter_append_basic(&struct_iter, DBUS_TYPE_BOOLEAN,
|
|
&wpa_debug_timestamp)) {
|
|
perror("wpas_dbus_getter_debug_params[dbus] out of memory "
|
|
"when trying to append value to struct");
|
|
dbus_message_unref(reply);
|
|
reply = dbus_message_new_error(message, DBUS_ERROR_NO_MEMORY,
|
|
NULL);
|
|
goto out;
|
|
}
|
|
|
|
if (!dbus_message_iter_append_basic(&struct_iter, DBUS_TYPE_BOOLEAN,
|
|
&wpa_debug_show_keys)) {
|
|
perror("wpas_dbus_getter_debug_params[dbus] out of memory "
|
|
"when trying to append value to struct");
|
|
dbus_message_unref(reply);
|
|
reply = dbus_message_new_error(message, DBUS_ERROR_NO_MEMORY,
|
|
NULL);
|
|
goto out;
|
|
}
|
|
|
|
if (!dbus_message_iter_close_container(&variant_iter, &struct_iter)) {
|
|
perror("wpas_dbus_getter_debug_params[dbus] out of memory "
|
|
"when trying to close struct");
|
|
dbus_message_unref(reply);
|
|
reply = dbus_message_new_error(message, DBUS_ERROR_NO_MEMORY,
|
|
NULL);
|
|
goto out;
|
|
}
|
|
|
|
if (!dbus_message_iter_close_container(&iter, &variant_iter)) {
|
|
perror("wpas_dbus_getter_debug_params[dbus] out of memory "
|
|
"when trying to close variant");
|
|
dbus_message_unref(reply);
|
|
reply = dbus_message_new_error(message, DBUS_ERROR_NO_MEMORY,
|
|
NULL);
|
|
goto out;
|
|
}
|
|
|
|
out:
|
|
return reply;
|
|
}
|
|
|
|
|
|
/**
|
|
* wpas_dbus_setter_debugparams - Set the debug params
|
|
* @message: Pointer to incoming dbus message
|
|
* @global: %wpa_supplicant global data structure
|
|
* Returns: NULL indicating success or a dbus error message with more
|
|
* information
|
|
*
|
|
* Setter for "DebugParams" property.
|
|
*/
|
|
DBusMessage * wpas_dbus_setter_debug_params(DBusMessage *message,
|
|
struct wpa_global *global)
|
|
{
|
|
DBusMessage *reply = NULL;
|
|
DBusMessageIter iter, variant_iter, struct_iter;
|
|
int debug_level;
|
|
dbus_bool_t debug_timestamp;
|
|
dbus_bool_t debug_show_keys;
|
|
|
|
if (!dbus_message_iter_init(message, &iter)) {
|
|
perror("wpas_dbus_handler_add_blob[dbus] out of memory when "
|
|
"trying to initialize message iterator");
|
|
reply = dbus_message_new_error(message, DBUS_ERROR_NO_MEMORY,
|
|
NULL);
|
|
goto out;
|
|
}
|
|
dbus_message_iter_next(&iter);
|
|
dbus_message_iter_next(&iter);
|
|
|
|
dbus_message_iter_recurse(&iter, &variant_iter);
|
|
|
|
if (dbus_message_iter_get_arg_type(&variant_iter) != DBUS_TYPE_STRUCT)
|
|
{
|
|
reply = wpas_dbus_error_invald_args(
|
|
message, "Argument must by a structure");
|
|
goto out;
|
|
}
|
|
|
|
dbus_message_iter_recurse(&variant_iter, &struct_iter);
|
|
|
|
|
|
if (dbus_message_iter_get_arg_type(&struct_iter) != DBUS_TYPE_INT32) {
|
|
reply = wpas_dbus_error_invald_args(
|
|
message, "First struct argument must by an INT32");
|
|
goto out;
|
|
}
|
|
|
|
dbus_message_iter_get_basic(&struct_iter, &debug_level);
|
|
if (!dbus_message_iter_next(&struct_iter)) {
|
|
reply = wpas_dbus_error_invald_args(
|
|
message, "Not enough elements in struct");
|
|
goto out;
|
|
}
|
|
|
|
if (dbus_message_iter_get_arg_type(&struct_iter) != DBUS_TYPE_BOOLEAN)
|
|
{
|
|
reply = wpas_dbus_error_invald_args(
|
|
message, "Second struct argument must by a boolean");
|
|
goto out;
|
|
}
|
|
dbus_message_iter_get_basic(&struct_iter, &debug_timestamp);
|
|
if (!dbus_message_iter_next(&struct_iter)) {
|
|
reply = wpas_dbus_error_invald_args(
|
|
message, "Not enough elements in struct");
|
|
goto out;
|
|
}
|
|
|
|
if (dbus_message_iter_get_arg_type(&struct_iter) != DBUS_TYPE_BOOLEAN)
|
|
{
|
|
reply = wpas_dbus_error_invald_args(
|
|
message, "Third struct argument must by an boolean");
|
|
goto out;
|
|
}
|
|
dbus_message_iter_get_basic(&struct_iter, &debug_show_keys);
|
|
|
|
if (wpa_supplicant_set_debug_params(global, debug_level,
|
|
debug_timestamp ? 1 : 0,
|
|
debug_show_keys ? 1 : 0)) {
|
|
reply = wpas_dbus_error_invald_args(
|
|
message, "Wrong debug level value");
|
|
goto out;
|
|
}
|
|
|
|
out:
|
|
return reply;
|
|
}
|
|
|
|
|
|
/**
|
|
* wpas_dbus_getter_interfaces - Request registered interfaces list
|
|
* @message: Pointer to incoming dbus message
|
|
* @global: %wpa_supplicant global data structure
|
|
* Returns: The object paths array containing registered interfaces
|
|
* objects paths or DBus error on failure
|
|
*
|
|
* Getter for "Interfaces" property. Handles requests
|
|
* by dbus clients to return list of registered interfaces objects
|
|
* paths
|
|
*/
|
|
DBusMessage * wpas_dbus_getter_interfaces(DBusMessage *message,
|
|
struct wpa_global *global)
|
|
{
|
|
DBusMessage *reply = NULL;
|
|
DBusMessageIter iter, variant_iter, array_iter;
|
|
const char *path;
|
|
struct wpa_supplicant *wpa_s;
|
|
|
|
if (message == NULL)
|
|
reply = dbus_message_new(DBUS_MESSAGE_TYPE_SIGNAL);
|
|
else
|
|
reply = dbus_message_new_method_return(message);
|
|
if (!reply) {
|
|
perror("wpas_dbus_getter_interfaces[dbus] out of memory "
|
|
"when trying to initialize return message");
|
|
reply = dbus_message_new_error(message, DBUS_ERROR_NO_MEMORY,
|
|
NULL);
|
|
goto out;
|
|
}
|
|
|
|
dbus_message_iter_init_append(reply, &iter);
|
|
if (!dbus_message_iter_open_container(&iter, DBUS_TYPE_VARIANT,
|
|
"ao", &variant_iter)) {
|
|
perror("wpas_dbus_getter_interfaces[dbus] out of memory "
|
|
"when trying to open variant");
|
|
dbus_message_unref(reply);
|
|
reply = dbus_message_new_error(message, DBUS_ERROR_NO_MEMORY,
|
|
NULL);
|
|
goto out;
|
|
}
|
|
if (!dbus_message_iter_open_container(&variant_iter, DBUS_TYPE_ARRAY,
|
|
"o", &array_iter)) {
|
|
perror("wpas_dbus_getter_interfaces[dbus] out of memory "
|
|
"when trying to open array");
|
|
dbus_message_unref(reply);
|
|
reply = dbus_message_new_error(message, DBUS_ERROR_NO_MEMORY,
|
|
NULL);
|
|
goto out;
|
|
}
|
|
|
|
for (wpa_s = global->ifaces; wpa_s; wpa_s = wpa_s->next) {
|
|
path = wpas_dbus_get_path(wpa_s);
|
|
if (!dbus_message_iter_append_basic(&array_iter,
|
|
DBUS_TYPE_OBJECT_PATH,
|
|
&path)) {
|
|
perror("wpas_dbus_getter_interfaces[dbus] out of "
|
|
"memory when trying to append interface path");
|
|
dbus_message_unref(reply);
|
|
reply = dbus_message_new_error(message,
|
|
DBUS_ERROR_NO_MEMORY,
|
|
NULL);
|
|
goto out;
|
|
}
|
|
}
|
|
|
|
if (!dbus_message_iter_close_container(&variant_iter, &array_iter)) {
|
|
perror("wpas_dbus_getter_interfaces[dbus] out of memory "
|
|
"when trying to close array");
|
|
reply = dbus_message_new_error(message, DBUS_ERROR_NO_MEMORY,
|
|
NULL);
|
|
goto out;
|
|
}
|
|
if (!dbus_message_iter_close_container(&iter, &variant_iter)) {
|
|
perror("wpas_dbus_getter_interfaces[dbus] out of memory "
|
|
"when trying to close variant");
|
|
dbus_message_unref(reply);
|
|
reply = dbus_message_new_error(message, DBUS_ERROR_NO_MEMORY,
|
|
NULL);
|
|
goto out;
|
|
}
|
|
|
|
out:
|
|
return reply;
|
|
}
|
|
|
|
|
|
/**
|
|
* wpas_dbus_getter_eap_methods - Request supported EAP methods list
|
|
* @message: Pointer to incoming dbus message
|
|
* @nothing: not used argument. may be NULL or anything else
|
|
* Returns: The object paths array containing supported EAP methods
|
|
* represented by strings or DBus error on failure
|
|
*
|
|
* Getter for "EapMethods" property. Handles requests
|
|
* by dbus clients to return list of strings with supported EAP methods
|
|
*/
|
|
DBusMessage * wpas_dbus_getter_eap_methods(DBusMessage *message, void *nothing)
|
|
{
|
|
DBusMessage *reply = NULL;
|
|
DBusMessageIter iter, variant_iter, array_iter;
|
|
char **eap_methods;
|
|
size_t num_items;
|
|
|
|
if (message == NULL)
|
|
reply = dbus_message_new(DBUS_MESSAGE_TYPE_SIGNAL);
|
|
else
|
|
reply = dbus_message_new_method_return(message);
|
|
if (!reply) {
|
|
perror("wpas_dbus_getter_eap_methods[dbus] out of memory "
|
|
"when trying to initialize return message");
|
|
reply = dbus_message_new_error(message, DBUS_ERROR_NO_MEMORY,
|
|
NULL);
|
|
goto out;
|
|
}
|
|
|
|
dbus_message_iter_init_append(reply, &iter);
|
|
if (!dbus_message_iter_open_container(&iter, DBUS_TYPE_VARIANT,
|
|
"as", &variant_iter)) {
|
|
perror("wpas_dbus_getter_eap_methods[dbus] out of memory "
|
|
"when trying to open variant");
|
|
dbus_message_unref(reply);
|
|
reply = dbus_message_new_error(message, DBUS_ERROR_NO_MEMORY,
|
|
NULL);
|
|
goto out;
|
|
}
|
|
|
|
if (!dbus_message_iter_open_container(&variant_iter, DBUS_TYPE_ARRAY,
|
|
"s", &array_iter)) {
|
|
perror("wpas_dbus_getter_eap_methods[dbus] out of memory "
|
|
"when trying to open variant");
|
|
dbus_message_unref(reply);
|
|
reply = dbus_message_new_error(message, DBUS_ERROR_NO_MEMORY,
|
|
NULL);
|
|
goto out;
|
|
}
|
|
|
|
eap_methods = eap_get_names_as_string_array(&num_items);
|
|
if (eap_methods) {
|
|
size_t i;
|
|
int err = 0;
|
|
for (i = 0; i < num_items; i++) {
|
|
if (!dbus_message_iter_append_basic(&array_iter,
|
|
DBUS_TYPE_STRING,
|
|
&(eap_methods[i])))
|
|
err = 1;
|
|
os_free(eap_methods[i]);
|
|
}
|
|
os_free(eap_methods);
|
|
|
|
if (err) {
|
|
wpa_printf(MSG_ERROR, "wpas_dbus_getter_eap_methods"
|
|
"[dbus] out of memory when adding to "
|
|
"array");
|
|
dbus_message_unref(reply);
|
|
reply = dbus_message_new_error(message,
|
|
DBUS_ERROR_NO_MEMORY,
|
|
NULL);
|
|
goto out;
|
|
}
|
|
}
|
|
|
|
if (!dbus_message_iter_close_container(&variant_iter, &array_iter)) {
|
|
perror("wpas_dbus_getter_eap_methods[dbus] "
|
|
"out of memory when trying to close array");
|
|
dbus_message_unref(reply);
|
|
reply = dbus_message_new_error(message, DBUS_ERROR_NO_MEMORY,
|
|
NULL);
|
|
goto out;
|
|
}
|
|
if (!dbus_message_iter_close_container(&iter, &variant_iter)) {
|
|
perror("wpas_dbus_getter_eap_methods[dbus] "
|
|
"out of memory when trying to close variant");
|
|
dbus_message_unref(reply);
|
|
reply = dbus_message_new_error(message, DBUS_ERROR_NO_MEMORY,
|
|
NULL);
|
|
goto out;
|
|
}
|
|
|
|
out:
|
|
return reply;
|
|
}
|
|
|
|
|
|
/**
|
|
* wpas_dbus_handler_scan - Request a wireless scan on an interface
|
|
* @message: Pointer to incoming dbus message
|
|
* @wpa_s: wpa_supplicant structure for a network interface
|
|
* Returns: NULL indicating success or DBus error message on failure
|
|
*
|
|
* Handler function for "Scan" method call of a network device. Requests
|
|
* that wpa_supplicant perform a wireless scan as soon as possible
|
|
* on a particular wireless interface.
|
|
*/
|
|
DBusMessage * wpas_dbus_handler_scan(DBusMessage *message,
|
|
struct wpa_supplicant *wpa_s)
|
|
{
|
|
DBusMessage * reply = NULL;
|
|
DBusMessageIter iter, dict_iter, entry_iter, variant_iter,
|
|
array_iter, sub_array_iter;
|
|
char *key, *val, *type = NULL;
|
|
int len;
|
|
int freqs_num = 0;
|
|
int ssids_num = 0;
|
|
int ies_len = 0;
|
|
|
|
struct wpa_driver_scan_params params;
|
|
|
|
os_memset(¶ms, 0, sizeof(params));
|
|
|
|
dbus_message_iter_init(message, &iter);
|
|
|
|
dbus_message_iter_recurse(&iter, &dict_iter);
|
|
|
|
while (dbus_message_iter_get_arg_type(&dict_iter) ==
|
|
DBUS_TYPE_DICT_ENTRY) {
|
|
dbus_message_iter_recurse(&dict_iter, &entry_iter);
|
|
dbus_message_iter_get_basic(&entry_iter, &key);
|
|
dbus_message_iter_next(&entry_iter);
|
|
dbus_message_iter_recurse(&entry_iter, &variant_iter);
|
|
|
|
if (!os_strcmp(key, "Type")) {
|
|
if (dbus_message_iter_get_arg_type(&variant_iter) !=
|
|
DBUS_TYPE_STRING) {
|
|
wpa_printf(MSG_DEBUG, "wpas_dbus_handler_scan"
|
|
"[dbus]: Type must be a string");
|
|
reply = wpas_dbus_error_invald_args(
|
|
message, "Wrong Type value type. "
|
|
"String required");
|
|
goto out;
|
|
}
|
|
|
|
dbus_message_iter_get_basic(&variant_iter, &type);
|
|
|
|
} else if (!strcmp(key, "SSIDs")) {
|
|
struct wpa_driver_scan_ssid *ssids = params.ssids;
|
|
|
|
if (dbus_message_iter_get_arg_type(&variant_iter) !=
|
|
DBUS_TYPE_ARRAY) {
|
|
|
|
wpa_printf(MSG_DEBUG, "wpas_dbus_handler_scan"
|
|
"[dbus]: ssids must be an array of "
|
|
"arrays of bytes");
|
|
reply = wpas_dbus_error_invald_args(
|
|
message,
|
|
"Wrong SSIDs value type. "
|
|
"Array of arrays of bytes required");
|
|
goto out;
|
|
}
|
|
|
|
dbus_message_iter_recurse(&variant_iter, &array_iter);
|
|
|
|
if (dbus_message_iter_get_arg_type(&array_iter) !=
|
|
DBUS_TYPE_ARRAY ||
|
|
dbus_message_iter_get_element_type(&array_iter) !=
|
|
DBUS_TYPE_BYTE) {
|
|
wpa_printf(MSG_DEBUG, "wpas_dbus_handler_scan"
|
|
"[dbus]: ssids must be an array of "
|
|
"arrays of bytes");
|
|
reply = wpas_dbus_error_invald_args(
|
|
message,
|
|
"Wrong SSIDs value type. "
|
|
"Array of arrays of bytes required");
|
|
goto out;
|
|
}
|
|
|
|
while (dbus_message_iter_get_arg_type(&array_iter) ==
|
|
DBUS_TYPE_ARRAY) {
|
|
if (ssids_num >= WPAS_MAX_SCAN_SSIDS) {
|
|
wpa_printf(MSG_DEBUG,
|
|
"wpas_dbus_handler_scan"
|
|
"[dbus]: To many ssids "
|
|
"specified on scan dbus "
|
|
"call");
|
|
reply = wpas_dbus_error_invald_args(
|
|
message,
|
|
"To many ssids specified. "
|
|
"Specify at most four");
|
|
goto out;
|
|
}
|
|
|
|
dbus_message_iter_recurse(&array_iter,
|
|
&sub_array_iter);
|
|
|
|
|
|
dbus_message_iter_get_fixed_array(
|
|
&sub_array_iter, &val, &len);
|
|
|
|
if (len == 0) {
|
|
dbus_message_iter_next(&array_iter);
|
|
continue;
|
|
}
|
|
|
|
ssids[ssids_num].ssid =
|
|
os_malloc(sizeof(u8) * len);
|
|
if (!ssids[ssids_num].ssid) {
|
|
wpa_printf(MSG_DEBUG,
|
|
"wpas_dbus_handler_scan"
|
|
"[dbus]: out of memory. "
|
|
"Cannot allocate memory "
|
|
"for SSID");
|
|
reply = dbus_message_new_error(
|
|
message,
|
|
DBUS_ERROR_NO_MEMORY, NULL);
|
|
goto out;
|
|
}
|
|
os_memcpy((void *) ssids[ssids_num].ssid, val,
|
|
sizeof(u8) * len);
|
|
ssids[ssids_num].ssid_len = len;
|
|
|
|
dbus_message_iter_next(&array_iter);
|
|
ssids_num++;;
|
|
}
|
|
|
|
params.num_ssids = ssids_num;
|
|
} else if (!strcmp(key, "IEs")) {
|
|
u8 *ies = NULL;
|
|
|
|
if (dbus_message_iter_get_arg_type(&variant_iter) !=
|
|
DBUS_TYPE_ARRAY) {
|
|
|
|
wpa_printf(MSG_DEBUG, "wpas_dbus_handler_scan"
|
|
"[dbus]: ies must be an array of "
|
|
"arrays of bytes");
|
|
reply = wpas_dbus_error_invald_args(
|
|
message,
|
|
"Wrong IEs value type. "
|
|
"Array of arrays of bytes required");
|
|
goto out;
|
|
}
|
|
|
|
dbus_message_iter_recurse(&variant_iter, &array_iter);
|
|
|
|
if (dbus_message_iter_get_arg_type(&array_iter) !=
|
|
DBUS_TYPE_ARRAY ||
|
|
dbus_message_iter_get_element_type(&array_iter) !=
|
|
DBUS_TYPE_BYTE) {
|
|
wpa_printf(MSG_DEBUG, "wpas_dbus_handler_scan"
|
|
"[dbus]: ies must be an array of "
|
|
"arrays of bytes");
|
|
reply = wpas_dbus_error_invald_args(
|
|
message, "Wrong IEs value type. Array "
|
|
"required");
|
|
goto out;
|
|
}
|
|
|
|
while (dbus_message_iter_get_arg_type(&array_iter) ==
|
|
DBUS_TYPE_ARRAY) {
|
|
dbus_message_iter_recurse(&array_iter,
|
|
&sub_array_iter);
|
|
|
|
dbus_message_iter_get_fixed_array(
|
|
&sub_array_iter, &val, &len);
|
|
|
|
if (len == 0) {
|
|
dbus_message_iter_next(&array_iter);
|
|
continue;
|
|
}
|
|
|
|
ies = os_realloc(ies, ies_len + len);
|
|
if (!ies) {
|
|
wpa_printf(MSG_DEBUG,
|
|
"wpas_dbus_handler_scan"
|
|
"[dbus]: out of memory. "
|
|
"Cannot allocate memory "
|
|
"for IE");
|
|
reply = dbus_message_new_error(
|
|
message,
|
|
DBUS_ERROR_NO_MEMORY, NULL);
|
|
goto out;
|
|
}
|
|
os_memcpy(ies + ies_len, val,
|
|
sizeof(u8) * len);
|
|
ies_len += len;
|
|
|
|
dbus_message_iter_next(&array_iter);
|
|
}
|
|
|
|
params.extra_ies = ies;
|
|
params.extra_ies_len = ies_len;
|
|
} else if (!strcmp(key, "Channels")) {
|
|
int *freqs = NULL;
|
|
|
|
if (dbus_message_iter_get_arg_type(&variant_iter) !=
|
|
DBUS_TYPE_ARRAY) {
|
|
|
|
wpa_printf(MSG_DEBUG,
|
|
"wpas_dbus_handler_scan[dbus]: "
|
|
"Channels must be an array of "
|
|
"structs");
|
|
reply = wpas_dbus_error_invald_args(
|
|
message,
|
|
"Wrong Channels value type. "
|
|
"Array of structs required");
|
|
goto out;
|
|
}
|
|
|
|
dbus_message_iter_recurse(&variant_iter, &array_iter);
|
|
|
|
if (dbus_message_iter_get_arg_type(&array_iter) !=
|
|
DBUS_TYPE_STRUCT) {
|
|
wpa_printf(MSG_DEBUG,
|
|
"wpas_dbus_handler_scan[dbus]: "
|
|
"Channels must be an array of "
|
|
"structs");
|
|
reply = wpas_dbus_error_invald_args(
|
|
message,
|
|
"Wrong Channels value type. "
|
|
"Array of structs required");
|
|
goto out;
|
|
}
|
|
|
|
while (dbus_message_iter_get_arg_type(&array_iter) ==
|
|
DBUS_TYPE_STRUCT) {
|
|
int freq, width;
|
|
|
|
dbus_message_iter_recurse(&array_iter,
|
|
&sub_array_iter);
|
|
|
|
if (dbus_message_iter_get_arg_type(
|
|
&sub_array_iter) !=
|
|
DBUS_TYPE_UINT32) {
|
|
wpa_printf(MSG_DEBUG,
|
|
"wpas_dbus_handler_scan"
|
|
"[dbus]: Channel must by "
|
|
"specified by struct of "
|
|
"two UINT32s %c",
|
|
dbus_message_iter_get_arg_type(&sub_array_iter));
|
|
reply = wpas_dbus_error_invald_args(
|
|
message,
|
|
"Wrong Channel struct. Two "
|
|
"UINT32s required");
|
|
os_free(freqs);
|
|
goto out;
|
|
}
|
|
dbus_message_iter_get_basic(&sub_array_iter,
|
|
&freq);
|
|
|
|
if (!dbus_message_iter_next(&sub_array_iter) ||
|
|
dbus_message_iter_get_arg_type(
|
|
&sub_array_iter) !=
|
|
DBUS_TYPE_UINT32) {
|
|
wpa_printf(MSG_DEBUG, "wpas_dbus_handler_scan[dbus]: "
|
|
"Channel must by specified by struct of "
|
|
"two UINT32s");
|
|
reply = wpas_dbus_error_invald_args(message,
|
|
"Wrong Channel struct. Two UINT32s required");
|
|
os_free(freqs);
|
|
goto out;
|
|
}
|
|
|
|
dbus_message_iter_get_basic(&sub_array_iter, &width);
|
|
|
|
#define FREQS_ALLOC_CHUNK 32
|
|
if (freqs_num % FREQS_ALLOC_CHUNK == 0) {
|
|
freqs = os_realloc(freqs,
|
|
sizeof(int) * (freqs_num + FREQS_ALLOC_CHUNK));
|
|
}
|
|
if (!freqs) {
|
|
wpa_printf(MSG_DEBUG, "wpas_dbus_handler_scan[dbus]: "
|
|
"out of memory. can't allocate memory for freqs");
|
|
reply = dbus_message_new_error(
|
|
message,
|
|
DBUS_ERROR_NO_MEMORY, NULL);
|
|
goto out;
|
|
}
|
|
|
|
freqs[freqs_num] = freq;
|
|
|
|
freqs_num++;
|
|
dbus_message_iter_next(&array_iter);
|
|
}
|
|
|
|
freqs = os_realloc(freqs,
|
|
sizeof(int) * (freqs_num + 1));
|
|
if (!freqs) {
|
|
wpa_printf(MSG_DEBUG, "wpas_dbus_handler_scan[dbus]: "
|
|
"out of memory. can't allocate memory for freqs");
|
|
reply = dbus_message_new_error(
|
|
message, DBUS_ERROR_NO_MEMORY, NULL);
|
|
goto out;
|
|
}
|
|
freqs[freqs_num] = 0;
|
|
|
|
params.freqs = freqs;
|
|
} else {
|
|
wpa_printf(MSG_DEBUG, "wpas_dbus_handler_scan[dbus]: "
|
|
"Unknown argument %s", key);
|
|
reply = wpas_dbus_error_invald_args(
|
|
message,
|
|
"Wrong Channel struct. Two UINT32s required");
|
|
goto out;
|
|
}
|
|
|
|
dbus_message_iter_next(&dict_iter);
|
|
}
|
|
|
|
if (!type) {
|
|
wpa_printf(MSG_DEBUG, "wpas_dbus_handler_scan[dbus]: "
|
|
"Scan type not specified");
|
|
reply = wpas_dbus_error_invald_args(message, key);
|
|
goto out;
|
|
}
|
|
|
|
if (!strcmp(type, "passive")) {
|
|
if (ssids_num || ies_len) {
|
|
wpa_printf(MSG_DEBUG, "wpas_dbus_handler_scan[dbus]: "
|
|
"SSIDs or IEs specified for passive scan.");
|
|
reply = wpas_dbus_error_invald_args(
|
|
message, "You can specify only Channels in "
|
|
"passive scan");
|
|
goto out;
|
|
} else if (freqs_num > 0) {
|
|
/* wildcard ssid */
|
|
params.num_ssids++;
|
|
wpa_supplicant_trigger_scan(wpa_s, ¶ms);
|
|
} else {
|
|
wpa_s->scan_req = 2;
|
|
wpa_supplicant_req_scan(wpa_s, 0, 0);
|
|
}
|
|
} else if (!strcmp(type, "active")) {
|
|
wpa_supplicant_trigger_scan(wpa_s, ¶ms);
|
|
} else {
|
|
wpa_printf(MSG_DEBUG, "wpas_dbus_handler_scan[dbus]: "
|
|
"Unknown scan type: %s", type);
|
|
reply = wpas_dbus_error_invald_args(message,
|
|
"Wrong scan type");
|
|
goto out;
|
|
}
|
|
|
|
out:
|
|
os_free((u8 *) params.extra_ies);
|
|
os_free(params.freqs);
|
|
return reply;
|
|
}
|
|
|
|
|
|
/*
|
|
* wpas_dbus_handler_disconnect - Terminate the current connection
|
|
* @message: Pointer to incoming dbus message
|
|
* @wpa_s: wpa_supplicant structure for a network interface
|
|
* Returns: NotConnected DBus error message if already not connected
|
|
* or NULL otherwise.
|
|
*
|
|
* Handler function for "Disconnect" method call of network interface.
|
|
*/
|
|
DBusMessage * wpas_dbus_handler_disconnect(DBusMessage *message,
|
|
struct wpa_supplicant *wpa_s)
|
|
{
|
|
if (wpa_s->current_ssid != NULL) {
|
|
wpa_s->disconnected = 1;
|
|
wpa_supplicant_disassociate(wpa_s, WLAN_REASON_DEAUTH_LEAVING);
|
|
|
|
return NULL;
|
|
}
|
|
|
|
return dbus_message_new_error(message, WPAS_DBUS_ERROR_NOT_CONNECTED,
|
|
"This interface is not connected");
|
|
}
|
|
|
|
|
|
/**
|
|
* wpas_dbus_new_iface_add_network - Add a new configured network
|
|
* @message: Pointer to incoming dbus message
|
|
* @wpa_s: wpa_supplicant structure for a network interface
|
|
* Returns: A dbus message containing the object path of the new network
|
|
*
|
|
* Handler function for "AddNetwork" method call of a network interface.
|
|
*/
|
|
DBusMessage * wpas_dbus_handler_add_network(DBusMessage *message,
|
|
struct wpa_supplicant *wpa_s)
|
|
{
|
|
DBusMessage *reply = NULL;
|
|
DBusMessageIter iter;
|
|
struct wpa_ssid *ssid = NULL;
|
|
char *path = NULL;
|
|
|
|
path = os_zalloc(WPAS_DBUS_OBJECT_PATH_MAX);
|
|
if (path == NULL) {
|
|
perror("wpas_dbus_handler_add_network[dbus]: out of "
|
|
"memory.");
|
|
reply = dbus_message_new_error(message, DBUS_ERROR_NO_MEMORY,
|
|
NULL);
|
|
goto err;
|
|
}
|
|
|
|
dbus_message_iter_init(message, &iter);
|
|
|
|
ssid = wpa_config_add_network(wpa_s->conf);
|
|
if (ssid == NULL) {
|
|
wpa_printf(MSG_ERROR, "wpas_dbus_handler_add_network[dbus]: "
|
|
"can't add new interface.");
|
|
reply = wpas_dbus_error_unknown_error(
|
|
message,
|
|
"wpa_supplicant could not add "
|
|
"a network on this interface.");
|
|
goto err;
|
|
}
|
|
wpas_notify_network_added(wpa_s, ssid);
|
|
ssid->disabled = 1;
|
|
wpa_config_set_network_defaults(ssid);
|
|
|
|
reply = set_network_properties(message, ssid, &iter);
|
|
if (reply) {
|
|
wpa_printf(MSG_DEBUG, "wpas_dbus_handler_add_network[dbus]:"
|
|
"control interface couldn't set network "
|
|
"properties");
|
|
goto err;
|
|
}
|
|
|
|
/* Construct the object path for this network. */
|
|
os_snprintf(path, WPAS_DBUS_OBJECT_PATH_MAX,
|
|
"%s/" WPAS_DBUS_NEW_NETWORKS_PART "/%d",
|
|
wpas_dbus_get_path(wpa_s),
|
|
ssid->id);
|
|
|
|
reply = dbus_message_new_method_return(message);
|
|
if (reply == NULL) {
|
|
perror("wpas_dbus_handler_add_network[dbus]: out of memory "
|
|
"when creating reply");
|
|
reply = dbus_message_new_error(message, DBUS_ERROR_NO_MEMORY,
|
|
NULL);
|
|
goto err;
|
|
}
|
|
if (!dbus_message_append_args(reply, DBUS_TYPE_OBJECT_PATH, &path,
|
|
DBUS_TYPE_INVALID)) {
|
|
perror("wpas_dbus_handler_add_network[dbus]: out of memory "
|
|
"when appending argument to reply");
|
|
dbus_message_unref(reply);
|
|
reply = dbus_message_new_error(message, DBUS_ERROR_NO_MEMORY,
|
|
NULL);
|
|
goto err;
|
|
}
|
|
|
|
os_free(path);
|
|
return reply;
|
|
|
|
err:
|
|
if (ssid) {
|
|
wpas_notify_network_removed(wpa_s, ssid);
|
|
wpa_config_remove_network(wpa_s->conf, ssid->id);
|
|
}
|
|
os_free(path);
|
|
return reply;
|
|
}
|
|
|
|
|
|
/**
|
|
* wpas_dbus_handler_remove_network - Remove a configured network
|
|
* @message: Pointer to incoming dbus message
|
|
* @wpa_s: wpa_supplicant structure for a network interface
|
|
* Returns: NULL on success or dbus error on failure
|
|
*
|
|
* Handler function for "RemoveNetwork" method call of a network interface.
|
|
*/
|
|
DBusMessage * wpas_dbus_handler_remove_network(DBusMessage *message,
|
|
struct wpa_supplicant *wpa_s)
|
|
{
|
|
DBusMessage *reply = NULL;
|
|
const char *op;
|
|
char *iface = NULL, *net_id = NULL;
|
|
int id;
|
|
struct wpa_ssid *ssid;
|
|
|
|
dbus_message_get_args(message, NULL, DBUS_TYPE_OBJECT_PATH, &op,
|
|
DBUS_TYPE_INVALID);
|
|
|
|
/* Extract the network ID and ensure the network */
|
|
/* is actually a child of this interface */
|
|
iface = wpas_dbus_new_decompose_object_path(op, &net_id, NULL);
|
|
if (iface == NULL || strcmp(iface, wpas_dbus_get_path(wpa_s)) != 0) {
|
|
reply = wpas_dbus_error_invald_args(message, op);
|
|
goto out;
|
|
}
|
|
|
|
id = strtoul(net_id, NULL, 10);
|
|
if (errno == EINVAL) {
|
|
reply = wpas_dbus_error_invald_args(message, op);
|
|
goto out;
|
|
}
|
|
|
|
ssid = wpa_config_get_network(wpa_s->conf, id);
|
|
if (ssid == NULL) {
|
|
reply = wpas_dbus_error_network_unknown(message);
|
|
goto out;
|
|
}
|
|
|
|
wpas_notify_network_removed(wpa_s, ssid);
|
|
|
|
if (wpa_config_remove_network(wpa_s->conf, id) < 0) {
|
|
wpa_printf(MSG_ERROR,
|
|
"wpas_dbus_handler_remove_network[dbus]: "
|
|
"error occurred when removing network %d", id);
|
|
reply = wpas_dbus_error_unknown_error(
|
|
message, "error removing the specified network on "
|
|
"this interface.");
|
|
goto out;
|
|
}
|
|
|
|
if (ssid == wpa_s->current_ssid)
|
|
wpa_supplicant_disassociate(wpa_s, WLAN_REASON_DEAUTH_LEAVING);
|
|
|
|
out:
|
|
os_free(iface);
|
|
os_free(net_id);
|
|
return reply;
|
|
}
|
|
|
|
|
|
/**
|
|
* wpas_dbus_handler_select_network - Attempt association with a network
|
|
* @message: Pointer to incoming dbus message
|
|
* @wpa_s: wpa_supplicant structure for a network interface
|
|
* Returns: NULL on success or dbus error on failure
|
|
*
|
|
* Handler function for "SelectNetwork" method call of network interface.
|
|
*/
|
|
DBusMessage * wpas_dbus_handler_select_network(DBusMessage *message,
|
|
struct wpa_supplicant *wpa_s)
|
|
{
|
|
DBusMessage *reply = NULL;
|
|
const char *op;
|
|
char *iface = NULL, *net_id = NULL;
|
|
int id;
|
|
struct wpa_ssid *ssid;
|
|
|
|
dbus_message_get_args(message, NULL, DBUS_TYPE_OBJECT_PATH, &op,
|
|
DBUS_TYPE_INVALID);
|
|
|
|
/* Extract the network ID and ensure the network */
|
|
/* is actually a child of this interface */
|
|
iface = wpas_dbus_new_decompose_object_path(op, &net_id, NULL);
|
|
if (iface == NULL || strcmp(iface, wpas_dbus_get_path(wpa_s)) != 0) {
|
|
reply = wpas_dbus_error_invald_args(message, op);
|
|
goto out;
|
|
}
|
|
|
|
id = strtoul(net_id, NULL, 10);
|
|
if (errno == EINVAL) {
|
|
reply = wpas_dbus_error_invald_args(message, op);
|
|
goto out;
|
|
}
|
|
|
|
ssid = wpa_config_get_network(wpa_s->conf, id);
|
|
if (ssid == NULL) {
|
|
reply = wpas_dbus_error_network_unknown(message);
|
|
goto out;
|
|
}
|
|
|
|
/* Finally, associate with the network */
|
|
wpa_supplicant_select_network(wpa_s, ssid);
|
|
|
|
out:
|
|
os_free(iface);
|
|
os_free(net_id);
|
|
return reply;
|
|
}
|
|
|
|
|
|
/**
|
|
* wpas_dbus_handler_add_blob - Store named binary blob (ie, for certificates)
|
|
* @message: Pointer to incoming dbus message
|
|
* @wpa_s: %wpa_supplicant data structure
|
|
* Returns: A dbus message containing an error on failure or NULL on success
|
|
*
|
|
* Asks wpa_supplicant to internally store a binary blobs.
|
|
*/
|
|
DBusMessage * wpas_dbus_handler_add_blob(DBusMessage *message,
|
|
struct wpa_supplicant *wpa_s)
|
|
{
|
|
DBusMessage *reply = NULL;
|
|
DBusMessageIter iter, array_iter;
|
|
|
|
char *blob_name;
|
|
u8 *blob_data;
|
|
int blob_len;
|
|
struct wpa_config_blob *blob = NULL;
|
|
|
|
dbus_message_iter_init(message, &iter);
|
|
dbus_message_iter_get_basic(&iter, &blob_name);
|
|
|
|
if (wpa_config_get_blob(wpa_s->conf, blob_name)) {
|
|
return dbus_message_new_error(message,
|
|
WPAS_DBUS_ERROR_BLOB_EXISTS,
|
|
NULL);
|
|
}
|
|
|
|
dbus_message_iter_next(&iter);
|
|
dbus_message_iter_recurse(&iter, &array_iter);
|
|
|
|
dbus_message_iter_get_fixed_array(&array_iter, &blob_data, &blob_len);
|
|
|
|
blob = os_zalloc(sizeof(*blob));
|
|
if (!blob) {
|
|
perror("wpas_dbus_handler_add_blob[dbus] out of memory when "
|
|
"trying to allocate blob struct");
|
|
reply = dbus_message_new_error(message, DBUS_ERROR_NO_MEMORY,
|
|
NULL);
|
|
goto err;
|
|
}
|
|
|
|
blob->data = os_malloc(blob_len);
|
|
if (!blob->data) {
|
|
perror("wpas_dbus_handler_add_blob[dbus] out of memory when "
|
|
"trying to allocate blob data");
|
|
reply = dbus_message_new_error(message, DBUS_ERROR_NO_MEMORY,
|
|
NULL);
|
|
goto err;
|
|
}
|
|
os_memcpy(blob->data, blob_data, blob_len);
|
|
|
|
blob->len = blob_len;
|
|
blob->name = strdup(blob_name);
|
|
if (!blob->name) {
|
|
perror("wpas_dbus_handler_add_blob[dbus] out of memory when "
|
|
"trying to copy blob name");
|
|
reply = dbus_message_new_error(message, DBUS_ERROR_NO_MEMORY,
|
|
NULL);
|
|
goto err;
|
|
}
|
|
|
|
wpa_config_set_blob(wpa_s->conf, blob);
|
|
wpas_notify_blob_added(wpa_s, blob->name);
|
|
|
|
return reply;
|
|
|
|
err:
|
|
if (blob) {
|
|
os_free(blob->name);
|
|
os_free(blob->data);
|
|
os_free(blob);
|
|
}
|
|
return reply;
|
|
}
|
|
|
|
|
|
/**
|
|
* wpas_dbus_handler_get_blob - Get named binary blob (ie, for certificates)
|
|
* @message: Pointer to incoming dbus message
|
|
* @wpa_s: %wpa_supplicant data structure
|
|
* Returns: A dbus message containing array of bytes (blob)
|
|
*
|
|
* Gets one wpa_supplicant's binary blobs.
|
|
*/
|
|
DBusMessage * wpas_dbus_handler_get_blob(DBusMessage *message,
|
|
struct wpa_supplicant *wpa_s)
|
|
{
|
|
DBusMessage *reply = NULL;
|
|
DBusMessageIter iter, array_iter;
|
|
|
|
char *blob_name;
|
|
const struct wpa_config_blob *blob;
|
|
|
|
dbus_message_get_args(message, NULL, DBUS_TYPE_STRING, &blob_name,
|
|
DBUS_TYPE_INVALID);
|
|
|
|
blob = wpa_config_get_blob(wpa_s->conf, blob_name);
|
|
if (!blob) {
|
|
return dbus_message_new_error(message,
|
|
WPAS_DBUS_ERROR_BLOB_UNKNOWN,
|
|
"Blob id not set");
|
|
}
|
|
|
|
reply = dbus_message_new_method_return(message);
|
|
if (!reply) {
|
|
perror("wpas_dbus_handler_get_blob[dbus] out of memory when "
|
|
"trying to allocate return message");
|
|
reply = dbus_message_new_error(message, DBUS_ERROR_NO_MEMORY,
|
|
NULL);
|
|
goto out;
|
|
}
|
|
|
|
dbus_message_iter_init_append(reply, &iter);
|
|
|
|
if (!dbus_message_iter_open_container(&iter, DBUS_TYPE_ARRAY,
|
|
DBUS_TYPE_BYTE_AS_STRING,
|
|
&array_iter)) {
|
|
dbus_message_unref(reply);
|
|
perror("wpas_dbus_handler_get_blob[dbus] out of memory when "
|
|
"trying to open array");
|
|
reply = dbus_message_new_error(message, DBUS_ERROR_NO_MEMORY,
|
|
NULL);
|
|
goto out;
|
|
}
|
|
|
|
if (!dbus_message_iter_append_fixed_array(&array_iter, DBUS_TYPE_BYTE,
|
|
&(blob->data), blob->len)) {
|
|
dbus_message_unref(reply);
|
|
perror("wpas_dbus_handler_get_blob[dbus] out of memory when "
|
|
"trying to append data to array");
|
|
reply = dbus_message_new_error(message, DBUS_ERROR_NO_MEMORY,
|
|
NULL);
|
|
goto out;
|
|
}
|
|
|
|
if (!dbus_message_iter_close_container(&iter, &array_iter)) {
|
|
dbus_message_unref(reply);
|
|
perror("wpas_dbus_handler_get_blob[dbus] out of memory when "
|
|
"trying to close array");
|
|
reply = dbus_message_new_error(message, DBUS_ERROR_NO_MEMORY,
|
|
NULL);
|
|
goto out;
|
|
}
|
|
|
|
out:
|
|
return reply;
|
|
}
|
|
|
|
|
|
/**
|
|
* wpas_remove_handler_remove_blob - Remove named binary blob
|
|
* @message: Pointer to incoming dbus message
|
|
* @wpa_s: %wpa_supplicant data structure
|
|
* Returns: NULL on success or dbus error
|
|
*
|
|
* Asks wpa_supplicant to internally remove a binary blobs.
|
|
*/
|
|
DBusMessage * wpas_dbus_handler_remove_blob(DBusMessage *message,
|
|
struct wpa_supplicant *wpa_s)
|
|
{
|
|
DBusMessage *reply = NULL;
|
|
char *blob_name;
|
|
|
|
dbus_message_get_args(message, NULL, DBUS_TYPE_STRING, &blob_name,
|
|
DBUS_TYPE_INVALID);
|
|
|
|
if (wpa_config_remove_blob(wpa_s->conf, blob_name)) {
|
|
return dbus_message_new_error(message,
|
|
WPAS_DBUS_ERROR_BLOB_UNKNOWN,
|
|
"Blob id not set");
|
|
}
|
|
wpas_notify_blob_removed(wpa_s, blob_name);
|
|
|
|
return reply;
|
|
|
|
}
|
|
|
|
|
|
/**
|
|
* wpas_dbus_getter_capabilities - Return interface capabilities
|
|
* @message: Pointer to incoming dbus message
|
|
* @wpa_s: wpa_supplicant structure for a network interface
|
|
* Returns: A dbus message containing a dict of strings
|
|
*
|
|
* Getter for "Capabilities" property of an interface.
|
|
*/
|
|
DBusMessage * wpas_dbus_getter_capabilities(DBusMessage *message,
|
|
struct wpa_supplicant *wpa_s)
|
|
{
|
|
DBusMessage *reply = NULL;
|
|
struct wpa_driver_capa capa;
|
|
int res;
|
|
DBusMessageIter iter, iter_dict;
|
|
DBusMessageIter iter_dict_entry, iter_dict_val, iter_array,
|
|
variant_iter;
|
|
const char *scans[] = { "active", "passive", "ssid" };
|
|
const char *modes[] = { "infrastructure", "ad-hoc", "ap" };
|
|
int n = sizeof(modes) / sizeof(char *);
|
|
|
|
if (message == NULL)
|
|
reply = dbus_message_new(DBUS_MESSAGE_TYPE_SIGNAL);
|
|
else
|
|
reply = dbus_message_new_method_return(message);
|
|
if (!reply)
|
|
goto nomem;
|
|
|
|
dbus_message_iter_init_append(reply, &iter);
|
|
if (!dbus_message_iter_open_container(&iter, DBUS_TYPE_VARIANT,
|
|
"a{sv}", &variant_iter))
|
|
goto nomem;
|
|
|
|
if (!wpa_dbus_dict_open_write(&variant_iter, &iter_dict))
|
|
goto nomem;
|
|
|
|
res = wpa_drv_get_capa(wpa_s, &capa);
|
|
|
|
/***** pairwise cipher */
|
|
if (res < 0) {
|
|
const char *args[] = {"ccmp", "tkip", "none"};
|
|
if (!wpa_dbus_dict_append_string_array(
|
|
&iter_dict, "Pairwise", args,
|
|
sizeof(args) / sizeof(char*)))
|
|
goto nomem;
|
|
} else {
|
|
if (!wpa_dbus_dict_begin_string_array(&iter_dict, "Pairwise",
|
|
&iter_dict_entry,
|
|
&iter_dict_val,
|
|
&iter_array))
|
|
goto nomem;
|
|
|
|
if (capa.enc & WPA_DRIVER_CAPA_ENC_CCMP) {
|
|
if (!wpa_dbus_dict_string_array_add_element(
|
|
&iter_array, "ccmp"))
|
|
goto nomem;
|
|
}
|
|
|
|
if (capa.enc & WPA_DRIVER_CAPA_ENC_TKIP) {
|
|
if (!wpa_dbus_dict_string_array_add_element(
|
|
&iter_array, "tkip"))
|
|
goto nomem;
|
|
}
|
|
|
|
if (capa.key_mgmt & WPA_DRIVER_CAPA_KEY_MGMT_WPA_NONE) {
|
|
if (!wpa_dbus_dict_string_array_add_element(
|
|
&iter_array, "none"))
|
|
goto nomem;
|
|
}
|
|
|
|
if (!wpa_dbus_dict_end_string_array(&iter_dict,
|
|
&iter_dict_entry,
|
|
&iter_dict_val,
|
|
&iter_array))
|
|
goto nomem;
|
|
}
|
|
|
|
/***** group cipher */
|
|
if (res < 0) {
|
|
const char *args[] = {
|
|
"ccmp", "tkip", "wep104", "wep40"
|
|
};
|
|
if (!wpa_dbus_dict_append_string_array(
|
|
&iter_dict, "Group", args,
|
|
sizeof(args) / sizeof(char*)))
|
|
goto nomem;
|
|
} else {
|
|
if (!wpa_dbus_dict_begin_string_array(&iter_dict, "Group",
|
|
&iter_dict_entry,
|
|
&iter_dict_val,
|
|
&iter_array))
|
|
goto nomem;
|
|
|
|
if (capa.enc & WPA_DRIVER_CAPA_ENC_CCMP) {
|
|
if (!wpa_dbus_dict_string_array_add_element(
|
|
&iter_array, "ccmp"))
|
|
goto nomem;
|
|
}
|
|
|
|
if (capa.enc & WPA_DRIVER_CAPA_ENC_TKIP) {
|
|
if (!wpa_dbus_dict_string_array_add_element(
|
|
&iter_array, "tkip"))
|
|
goto nomem;
|
|
}
|
|
|
|
if (capa.enc & WPA_DRIVER_CAPA_ENC_WEP104) {
|
|
if (!wpa_dbus_dict_string_array_add_element(
|
|
&iter_array, "wep104"))
|
|
goto nomem;
|
|
}
|
|
|
|
if (capa.enc & WPA_DRIVER_CAPA_ENC_WEP40) {
|
|
if (!wpa_dbus_dict_string_array_add_element(
|
|
&iter_array, "wep40"))
|
|
goto nomem;
|
|
}
|
|
|
|
if (!wpa_dbus_dict_end_string_array(&iter_dict,
|
|
&iter_dict_entry,
|
|
&iter_dict_val,
|
|
&iter_array))
|
|
goto nomem;
|
|
}
|
|
|
|
/***** key management */
|
|
if (res < 0) {
|
|
const char *args[] = {
|
|
"wpa-psk", "wpa-eap", "ieee8021x", "wpa-none",
|
|
#ifdef CONFIG_WPS
|
|
"wps",
|
|
#endif /* CONFIG_WPS */
|
|
"none"
|
|
};
|
|
if (!wpa_dbus_dict_append_string_array(
|
|
&iter_dict, "KeyMgmt", args,
|
|
sizeof(args) / sizeof(char*)))
|
|
goto nomem;
|
|
} else {
|
|
if (!wpa_dbus_dict_begin_string_array(&iter_dict, "KeyMgmt",
|
|
&iter_dict_entry,
|
|
&iter_dict_val,
|
|
&iter_array))
|
|
goto nomem;
|
|
|
|
if (!wpa_dbus_dict_string_array_add_element(&iter_array,
|
|
"none"))
|
|
goto nomem;
|
|
|
|
if (!wpa_dbus_dict_string_array_add_element(&iter_array,
|
|
"ieee8021x"))
|
|
goto nomem;
|
|
|
|
if (capa.key_mgmt & (WPA_DRIVER_CAPA_KEY_MGMT_WPA |
|
|
WPA_DRIVER_CAPA_KEY_MGMT_WPA2)) {
|
|
if (!wpa_dbus_dict_string_array_add_element(
|
|
&iter_array, "wpa-eap"))
|
|
goto nomem;
|
|
}
|
|
|
|
if (capa.key_mgmt & (WPA_DRIVER_CAPA_KEY_MGMT_WPA_PSK |
|
|
WPA_DRIVER_CAPA_KEY_MGMT_WPA2_PSK)) {
|
|
if (!wpa_dbus_dict_string_array_add_element(
|
|
&iter_array, "wpa-psk"))
|
|
goto nomem;
|
|
}
|
|
|
|
if (capa.key_mgmt & WPA_DRIVER_CAPA_KEY_MGMT_WPA_NONE) {
|
|
if (!wpa_dbus_dict_string_array_add_element(
|
|
&iter_array, "wpa-none"))
|
|
goto nomem;
|
|
}
|
|
|
|
|
|
#ifdef CONFIG_WPS
|
|
if (!wpa_dbus_dict_string_array_add_element(&iter_array,
|
|
"wps"))
|
|
goto nomem;
|
|
#endif /* CONFIG_WPS */
|
|
|
|
if (!wpa_dbus_dict_end_string_array(&iter_dict,
|
|
&iter_dict_entry,
|
|
&iter_dict_val,
|
|
&iter_array))
|
|
goto nomem;
|
|
}
|
|
|
|
/***** WPA protocol */
|
|
if (res < 0) {
|
|
const char *args[] = { "rsn", "wpa" };
|
|
if (!wpa_dbus_dict_append_string_array(
|
|
&iter_dict, "Protocol", args,
|
|
sizeof(args) / sizeof(char*)))
|
|
goto nomem;
|
|
} else {
|
|
if (!wpa_dbus_dict_begin_string_array(&iter_dict, "Protocol",
|
|
&iter_dict_entry,
|
|
&iter_dict_val,
|
|
&iter_array))
|
|
goto nomem;
|
|
|
|
if (capa.key_mgmt & (WPA_DRIVER_CAPA_KEY_MGMT_WPA2 |
|
|
WPA_DRIVER_CAPA_KEY_MGMT_WPA2_PSK)) {
|
|
if (!wpa_dbus_dict_string_array_add_element(
|
|
&iter_array, "rsn"))
|
|
goto nomem;
|
|
}
|
|
|
|
if (capa.key_mgmt & (WPA_DRIVER_CAPA_KEY_MGMT_WPA |
|
|
WPA_DRIVER_CAPA_KEY_MGMT_WPA_PSK)) {
|
|
if (!wpa_dbus_dict_string_array_add_element(
|
|
&iter_array, "wpa"))
|
|
goto nomem;
|
|
}
|
|
|
|
if (!wpa_dbus_dict_end_string_array(&iter_dict,
|
|
&iter_dict_entry,
|
|
&iter_dict_val,
|
|
&iter_array))
|
|
goto nomem;
|
|
}
|
|
|
|
/***** auth alg */
|
|
if (res < 0) {
|
|
const char *args[] = { "open", "shared", "leap" };
|
|
if (!wpa_dbus_dict_append_string_array(
|
|
&iter_dict, "AuthAlg", args,
|
|
sizeof(args) / sizeof(char*)))
|
|
goto nomem;
|
|
} else {
|
|
if (!wpa_dbus_dict_begin_string_array(&iter_dict, "AuthAlg",
|
|
&iter_dict_entry,
|
|
&iter_dict_val,
|
|
&iter_array))
|
|
goto nomem;
|
|
|
|
if (capa.auth & (WPA_DRIVER_AUTH_OPEN)) {
|
|
if (!wpa_dbus_dict_string_array_add_element(
|
|
&iter_array, "open"))
|
|
goto nomem;
|
|
}
|
|
|
|
if (capa.auth & (WPA_DRIVER_AUTH_SHARED)) {
|
|
if (!wpa_dbus_dict_string_array_add_element(
|
|
&iter_array, "shared"))
|
|
goto nomem;
|
|
}
|
|
|
|
if (capa.auth & (WPA_DRIVER_AUTH_LEAP)) {
|
|
if (!wpa_dbus_dict_string_array_add_element(
|
|
&iter_array, "leap"))
|
|
goto nomem;
|
|
}
|
|
|
|
if (!wpa_dbus_dict_end_string_array(&iter_dict,
|
|
&iter_dict_entry,
|
|
&iter_dict_val,
|
|
&iter_array))
|
|
goto nomem;
|
|
}
|
|
|
|
/***** Scan */
|
|
if (!wpa_dbus_dict_append_string_array(&iter_dict, "Scan", scans,
|
|
sizeof(scans) / sizeof(char *)))
|
|
goto nomem;
|
|
|
|
/***** Modes */
|
|
if (res < 0 || !(capa.flags & WPA_DRIVER_FLAGS_AP))
|
|
n--; /* exclude ap mode if it is not supported by the driver */
|
|
if (!wpa_dbus_dict_append_string_array(&iter_dict, "Modes", modes, n))
|
|
goto nomem;
|
|
|
|
if (!wpa_dbus_dict_close_write(&variant_iter, &iter_dict))
|
|
goto nomem;
|
|
if (!dbus_message_iter_close_container(&iter, &variant_iter))
|
|
goto nomem;
|
|
|
|
return reply;
|
|
|
|
nomem:
|
|
if (reply)
|
|
dbus_message_unref(reply);
|
|
|
|
return dbus_message_new_error(message, DBUS_ERROR_NO_MEMORY, NULL);
|
|
}
|
|
|
|
|
|
/**
|
|
* wpas_dbus_getter_state - Get interface state
|
|
* @message: Pointer to incoming dbus message
|
|
* @wpa_s: wpa_supplicant structure for a network interface
|
|
* Returns: A dbus message containing a STRING representing the current
|
|
* interface state
|
|
*
|
|
* Getter for "State" property.
|
|
*/
|
|
DBusMessage * wpas_dbus_getter_state(DBusMessage *message,
|
|
struct wpa_supplicant *wpa_s)
|
|
{
|
|
DBusMessage *reply = NULL;
|
|
DBusMessageIter iter, variant_iter;
|
|
const char *str_state;
|
|
char *state_ls, *tmp;
|
|
|
|
if (message == NULL)
|
|
reply = dbus_message_new(DBUS_MESSAGE_TYPE_SIGNAL);
|
|
else
|
|
reply = dbus_message_new_method_return(message);
|
|
if (reply != NULL) {
|
|
dbus_message_iter_init_append(reply, &iter);
|
|
if (!dbus_message_iter_open_container(&iter, DBUS_TYPE_VARIANT,
|
|
"s", &variant_iter)) {
|
|
perror("wpas_dbus_getter_state[dbus] out of memory "
|
|
"when trying to open variant");
|
|
dbus_message_unref(reply);
|
|
reply = dbus_message_new_error(message,
|
|
DBUS_ERROR_NO_MEMORY,
|
|
NULL);
|
|
goto out;
|
|
}
|
|
|
|
str_state = wpa_supplicant_state_txt(wpa_s->wpa_state);
|
|
|
|
/* make state string lowercase to fit new DBus API convention
|
|
*/
|
|
state_ls = tmp = os_strdup(str_state);
|
|
if (!tmp) {
|
|
perror("wpas_dbus_getter_state[dbus] out of memory "
|
|
"when trying read state");
|
|
dbus_message_unref(reply);
|
|
reply = dbus_message_new_error(message,
|
|
DBUS_ERROR_NO_MEMORY,
|
|
NULL);
|
|
goto out;
|
|
}
|
|
while (*tmp) {
|
|
*tmp = tolower(*tmp);
|
|
tmp++;
|
|
}
|
|
|
|
if (!dbus_message_iter_append_basic(&variant_iter,
|
|
DBUS_TYPE_STRING,
|
|
&state_ls)) {
|
|
perror("wpas_dbus_getter_state[dbus] out of memory "
|
|
"when trying append state");
|
|
dbus_message_unref(reply);
|
|
reply = dbus_message_new_error(message,
|
|
DBUS_ERROR_NO_MEMORY,
|
|
NULL);
|
|
goto err;
|
|
}
|
|
if (!dbus_message_iter_close_container(&iter, &variant_iter)) {
|
|
perror("wpas_dbus_getter_state[dbus] out of memory "
|
|
"when trying close variant");
|
|
dbus_message_unref(reply);
|
|
reply = dbus_message_new_error(message,
|
|
DBUS_ERROR_NO_MEMORY,
|
|
NULL);
|
|
goto err;
|
|
}
|
|
err:
|
|
os_free(state_ls);
|
|
}
|
|
|
|
out:
|
|
return reply;
|
|
}
|
|
|
|
/**
|
|
* wpas_dbus_new_iface_get_scanning - Get interface scanning state
|
|
* @message: Pointer to incoming dbus message
|
|
* @wpa_s: wpa_supplicant structure for a network interface
|
|
* Returns: A dbus message containing whether the interface is scanning
|
|
*
|
|
* Getter for "scanning" property.
|
|
*/
|
|
DBusMessage * wpas_dbus_getter_scanning(DBusMessage *message,
|
|
struct wpa_supplicant *wpa_s)
|
|
{
|
|
DBusMessage *reply = NULL;
|
|
DBusMessageIter iter, variant_iter;
|
|
dbus_bool_t scanning = wpa_s->scanning ? TRUE : FALSE;
|
|
|
|
if (message == NULL)
|
|
reply = dbus_message_new(DBUS_MESSAGE_TYPE_SIGNAL);
|
|
else
|
|
reply = dbus_message_new_method_return(message);
|
|
|
|
if (reply != NULL) {
|
|
dbus_message_iter_init_append(reply, &iter);
|
|
if (!dbus_message_iter_open_container(&iter, DBUS_TYPE_VARIANT,
|
|
"b", &variant_iter) ||
|
|
!dbus_message_iter_append_basic(&variant_iter,
|
|
DBUS_TYPE_BOOLEAN,
|
|
&scanning) ||
|
|
!dbus_message_iter_close_container(&iter, &variant_iter)) {
|
|
perror("wpas_dbus_getter_scanning[dbus]: out of "
|
|
"memory to put scanning state into message.");
|
|
dbus_message_unref(reply);
|
|
reply = dbus_message_new_error(message,
|
|
DBUS_ERROR_NO_MEMORY,
|
|
NULL);
|
|
}
|
|
} else {
|
|
perror("wpas_dbus_getter_scanning[dbus]: out of "
|
|
"memory to return scanning state.");
|
|
reply = dbus_message_new_error(message, DBUS_ERROR_NO_MEMORY,
|
|
NULL);
|
|
}
|
|
|
|
return reply;
|
|
}
|
|
|
|
|
|
/**
|
|
* wpas_dbus_getter_ap_scan - Control roaming mode
|
|
* @message: Pointer to incoming dbus message
|
|
* @wpa_s: wpa_supplicant structure for a network interface
|
|
* Returns: A message containong value of ap_scan variable
|
|
*
|
|
* Getter function for "ApScan" property.
|
|
*/
|
|
DBusMessage * wpas_dbus_getter_ap_scan(DBusMessage *message,
|
|
struct wpa_supplicant *wpa_s)
|
|
{
|
|
DBusMessage *reply = NULL;
|
|
DBusMessageIter iter, variant_iter;
|
|
dbus_uint32_t ap_scan = wpa_s->conf->ap_scan;
|
|
|
|
if (message == NULL)
|
|
reply = dbus_message_new(DBUS_MESSAGE_TYPE_SIGNAL);
|
|
else
|
|
reply = dbus_message_new_method_return(message);
|
|
|
|
if (reply != NULL) {
|
|
dbus_message_iter_init_append(reply, &iter);
|
|
if (!dbus_message_iter_open_container(&iter, DBUS_TYPE_VARIANT,
|
|
"u", &variant_iter) ||
|
|
!dbus_message_iter_append_basic(&variant_iter,
|
|
DBUS_TYPE_UINT32,
|
|
&ap_scan) ||
|
|
!dbus_message_iter_close_container(&iter, &variant_iter)) {
|
|
perror("wpas_dbus_getter_ap_scan[dbus]: out of "
|
|
"memory to put scanning state into message.");
|
|
dbus_message_unref(reply);
|
|
reply = dbus_message_new_error(message,
|
|
DBUS_ERROR_NO_MEMORY,
|
|
NULL);
|
|
}
|
|
} else {
|
|
perror("wpas_dbus_getter_ap_scan[dbus]: out of "
|
|
"memory to return scanning state.");
|
|
reply = dbus_message_new_error(message, DBUS_ERROR_NO_MEMORY,
|
|
NULL);
|
|
}
|
|
|
|
return reply;
|
|
}
|
|
|
|
|
|
/**
|
|
* wpas_dbus_setter_ap_scan - Control roaming mode
|
|
* @message: Pointer to incoming dbus message
|
|
* @wpa_s: wpa_supplicant structure for a network interface
|
|
* Returns: NULL
|
|
*
|
|
* Setter function for "ApScan" property.
|
|
*/
|
|
DBusMessage * wpas_dbus_setter_ap_scan(DBusMessage *message,
|
|
struct wpa_supplicant *wpa_s)
|
|
{
|
|
DBusMessage *reply = NULL;
|
|
DBusMessageIter iter, variant_iter;
|
|
dbus_uint32_t ap_scan;
|
|
|
|
if (!dbus_message_iter_init(message, &iter)) {
|
|
perror("wpas_dbus_getter_ap_scan[dbus]: out of "
|
|
"memory to return scanning state.");
|
|
reply = dbus_message_new_error(message, DBUS_ERROR_NO_MEMORY,
|
|
NULL);
|
|
goto out;
|
|
}
|
|
|
|
/* omit first and second argument and get value from third*/
|
|
dbus_message_iter_next(&iter);
|
|
dbus_message_iter_next(&iter);
|
|
dbus_message_iter_recurse(&iter, &variant_iter);
|
|
|
|
if (dbus_message_iter_get_arg_type(&variant_iter) != DBUS_TYPE_UINT32)
|
|
{
|
|
reply = wpas_dbus_error_invald_args(message,
|
|
"UINT32 required");
|
|
goto out;
|
|
}
|
|
dbus_message_iter_get_basic(&variant_iter, &ap_scan);
|
|
|
|
if (wpa_supplicant_set_ap_scan(wpa_s, ap_scan)) {
|
|
reply = wpas_dbus_error_invald_args(
|
|
message,
|
|
"ap_scan must equal 0, 1 or 2");
|
|
goto out;
|
|
}
|
|
|
|
out:
|
|
return reply;
|
|
}
|
|
|
|
|
|
/**
|
|
* wpas_dbus_getter_ifname - Get interface name
|
|
* @message: Pointer to incoming dbus message
|
|
* @wpa_s: wpa_supplicant structure for a network interface
|
|
* Returns: A dbus message containing a name of network interface
|
|
* associated with with wpa_s
|
|
*
|
|
* Getter for "Ifname" property.
|
|
*/
|
|
DBusMessage * wpas_dbus_getter_ifname(DBusMessage *message,
|
|
struct wpa_supplicant *wpa_s)
|
|
{
|
|
DBusMessage *reply = NULL;
|
|
DBusMessageIter iter, variant_iter;
|
|
const char *ifname = NULL;
|
|
|
|
ifname = wpa_s->ifname;
|
|
if (ifname == NULL) {
|
|
wpa_printf(MSG_DEBUG, "wpas_dbus_getter_ifname[dbus]: "
|
|
"wpa_s has no interface name set"");");
|
|
return wpas_dbus_error_unknown_error(message,
|
|
"ifname not set");
|
|
}
|
|
|
|
if (message == NULL)
|
|
reply = dbus_message_new(DBUS_MESSAGE_TYPE_SIGNAL);
|
|
else
|
|
reply = dbus_message_new_method_return(message);
|
|
|
|
if (reply != NULL) {
|
|
dbus_message_iter_init_append(reply, &iter);
|
|
if (!dbus_message_iter_open_container(&iter, DBUS_TYPE_VARIANT,
|
|
"s", &variant_iter) ||
|
|
!dbus_message_iter_append_basic(&variant_iter,
|
|
DBUS_TYPE_STRING,
|
|
&ifname) ||
|
|
!dbus_message_iter_close_container(&iter, &variant_iter)) {
|
|
perror("wpas_dbus_getter_ifname[dbus]: out of "
|
|
"memory to put ifname into message.");
|
|
dbus_message_unref(reply);
|
|
reply = dbus_message_new_error(message,
|
|
DBUS_ERROR_NO_MEMORY,
|
|
NULL);
|
|
}
|
|
} else {
|
|
perror("wpas_dbus_getter_ifname[dbus]: out of "
|
|
"memory to return ifname state.");
|
|
reply = dbus_message_new_error(message, DBUS_ERROR_NO_MEMORY,
|
|
NULL);
|
|
}
|
|
|
|
return reply;
|
|
}
|
|
|
|
|
|
/**
|
|
* wpas_dbus_getter_driver - Get interface name
|
|
* @message: Pointer to incoming dbus message
|
|
* @wpa_s: wpa_supplicant structure for a network interface
|
|
* Returns: A dbus message containing a name of network interface
|
|
* driver associated with with wpa_s
|
|
*
|
|
* Getter for "Driver" property.
|
|
*/
|
|
DBusMessage * wpas_dbus_getter_driver(DBusMessage *message,
|
|
struct wpa_supplicant *wpa_s)
|
|
{
|
|
DBusMessage *reply = NULL;
|
|
DBusMessageIter iter, variant_iter;
|
|
const char *driver = NULL;
|
|
|
|
if (wpa_s->driver == NULL || wpa_s->driver->name == NULL) {
|
|
wpa_printf(MSG_DEBUG, "wpas_dbus_getter_driver[dbus]: "
|
|
"wpa_s has no driver set"");");
|
|
return wpas_dbus_error_unknown_error(message, NULL);
|
|
}
|
|
|
|
driver = wpa_s->driver->name;
|
|
|
|
if (message == NULL)
|
|
reply = dbus_message_new(DBUS_MESSAGE_TYPE_SIGNAL);
|
|
else
|
|
reply = dbus_message_new_method_return(message);
|
|
|
|
if (reply != NULL) {
|
|
dbus_message_iter_init_append(reply, &iter);
|
|
if (!dbus_message_iter_open_container(&iter, DBUS_TYPE_VARIANT,
|
|
"s", &variant_iter) ||
|
|
!dbus_message_iter_append_basic(&variant_iter,
|
|
DBUS_TYPE_STRING,
|
|
&driver) ||
|
|
!dbus_message_iter_close_container(&iter, &variant_iter)) {
|
|
perror("wpas_dbus_getter_driver[dbus]: out of "
|
|
"memory to put driver into message.");
|
|
dbus_message_unref(reply);
|
|
reply = dbus_message_new_error(message,
|
|
DBUS_ERROR_NO_MEMORY,
|
|
NULL);
|
|
}
|
|
} else {
|
|
perror("wpas_dbus_getter_driver[dbus]: out of "
|
|
"memory to return driver.");
|
|
reply = dbus_message_new_error(message, DBUS_ERROR_NO_MEMORY,
|
|
NULL);
|
|
}
|
|
|
|
return reply;
|
|
}
|
|
|
|
|
|
/**
|
|
* wpas_dbus_getter_current_bss - Get current bss object path
|
|
* @message: Pointer to incoming dbus message
|
|
* @wpa_s: wpa_supplicant structure for a network interface
|
|
* Returns: A dbus message containing a DBus object path to
|
|
* current BSS
|
|
*
|
|
* Getter for "CurrentBSS" property.
|
|
*/
|
|
DBusMessage * wpas_dbus_getter_current_bss(DBusMessage *message,
|
|
struct wpa_supplicant *wpa_s)
|
|
{
|
|
DBusMessage *reply = NULL;
|
|
DBusMessageIter iter, variant_iter;
|
|
const char *path = wpas_dbus_get_path(wpa_s);
|
|
char *bss_obj_path = os_zalloc(WPAS_DBUS_OBJECT_PATH_MAX);
|
|
int is_bssid_known = 0;
|
|
|
|
if (bss_obj_path == NULL) {
|
|
perror("wpas_dbus_getter_current_bss[dbus]: out of "
|
|
"memory to allocate result argument.");
|
|
return dbus_message_new_error(message, DBUS_ERROR_NO_MEMORY,
|
|
NULL);
|
|
}
|
|
|
|
if (!is_zero_ether_addr(wpa_s->bssid)) {
|
|
size_t i;
|
|
for (i = 0; i < wpa_s->scan_res->num; i++) {
|
|
struct wpa_scan_res *res = wpa_s->scan_res->res[i];
|
|
if (!os_memcmp(wpa_s->bssid, res->bssid, ETH_ALEN)) {
|
|
is_bssid_known = 1;
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
|
|
if (is_bssid_known)
|
|
os_snprintf(bss_obj_path, WPAS_DBUS_OBJECT_PATH_MAX,
|
|
"%s/" WPAS_DBUS_NEW_BSSIDS_PART "/"
|
|
WPAS_DBUS_BSSID_FORMAT,
|
|
path, MAC2STR(wpa_s->bssid));
|
|
else
|
|
os_snprintf(bss_obj_path, WPAS_DBUS_OBJECT_PATH_MAX, "/");
|
|
|
|
if (message == NULL)
|
|
reply = dbus_message_new(DBUS_MESSAGE_TYPE_SIGNAL);
|
|
else
|
|
reply = dbus_message_new_method_return(message);
|
|
|
|
if (reply != NULL) {
|
|
dbus_message_iter_init_append(reply, &iter);
|
|
if (!dbus_message_iter_open_container(&iter, DBUS_TYPE_VARIANT,
|
|
"o", &variant_iter) ||
|
|
!dbus_message_iter_append_basic(&variant_iter,
|
|
DBUS_TYPE_OBJECT_PATH,
|
|
&bss_obj_path) ||
|
|
!dbus_message_iter_close_container(&iter, &variant_iter)) {
|
|
perror("wpas_dbus_getter_current_bss[dbus]: out of "
|
|
"memory to put path into message.");
|
|
dbus_message_unref(reply);
|
|
reply = dbus_message_new_error(message,
|
|
DBUS_ERROR_NO_MEMORY,
|
|
NULL);
|
|
}
|
|
} else {
|
|
perror("wpas_dbus_getter_current_bss[dbus]: out of "
|
|
"memory when creating reply.");
|
|
reply = dbus_message_new_error(message, DBUS_ERROR_NO_MEMORY,
|
|
NULL);
|
|
}
|
|
|
|
os_free(bss_obj_path);
|
|
return reply;
|
|
}
|
|
|
|
|
|
/**
|
|
* wpas_dbus_getter_current_network - Get current network object path
|
|
* @message: Pointer to incoming dbus message
|
|
* @wpa_s: wpa_supplicant structure for a network interface
|
|
* Returns: A dbus message containing a DBus object path to
|
|
* current network
|
|
*
|
|
* Getter for "CurrentNetwork" property.
|
|
*/
|
|
DBusMessage * wpas_dbus_getter_current_network(DBusMessage *message,
|
|
struct wpa_supplicant *wpa_s)
|
|
{
|
|
DBusMessage *reply = NULL;
|
|
DBusMessageIter iter, variant_iter;
|
|
const char *path = wpas_dbus_get_path(wpa_s);
|
|
char *net_obj_path = os_zalloc(WPAS_DBUS_OBJECT_PATH_MAX);
|
|
|
|
if (net_obj_path == NULL) {
|
|
perror("wpas_dbus_getter_current_network[dbus]: out of "
|
|
"memory to allocate result argument.");
|
|
return dbus_message_new_error(message, DBUS_ERROR_NO_MEMORY,
|
|
NULL);
|
|
}
|
|
|
|
if (wpa_s->current_ssid)
|
|
os_snprintf(net_obj_path, WPAS_DBUS_OBJECT_PATH_MAX,
|
|
"%s/" WPAS_DBUS_NEW_NETWORKS_PART "/%u", path,
|
|
wpa_s->current_ssid->id);
|
|
else
|
|
os_snprintf(net_obj_path, WPAS_DBUS_OBJECT_PATH_MAX, "/");
|
|
|
|
if (message == NULL)
|
|
reply = dbus_message_new(DBUS_MESSAGE_TYPE_SIGNAL);
|
|
else
|
|
reply = dbus_message_new_method_return(message);
|
|
|
|
if (reply != NULL) {
|
|
dbus_message_iter_init_append(reply, &iter);
|
|
if (!dbus_message_iter_open_container(&iter, DBUS_TYPE_VARIANT,
|
|
"o", &variant_iter) ||
|
|
!dbus_message_iter_append_basic(&variant_iter,
|
|
DBUS_TYPE_OBJECT_PATH,
|
|
&net_obj_path) ||
|
|
!dbus_message_iter_close_container(&iter, &variant_iter)) {
|
|
perror("wpas_dbus_getter_current_network[dbus]: out "
|
|
"of memory to put path into message.");
|
|
dbus_message_unref(reply);
|
|
reply = dbus_message_new_error(message,
|
|
DBUS_ERROR_NO_MEMORY,
|
|
NULL);
|
|
}
|
|
} else {
|
|
perror("wpas_dbus_getter_current_network[dbus]: out of "
|
|
"memory when creating reply.");
|
|
reply = dbus_message_new_error(message, DBUS_ERROR_NO_MEMORY,
|
|
NULL);
|
|
}
|
|
|
|
os_free(net_obj_path);
|
|
return reply;
|
|
}
|
|
|
|
|
|
/**
|
|
* wpas_dbus_getter_bridge_ifname - Get interface name
|
|
* @message: Pointer to incoming dbus message
|
|
* @wpa_s: wpa_supplicant structure for a network interface
|
|
* Returns: A dbus message containing a name of bridge network
|
|
* interface associated with with wpa_s
|
|
*
|
|
* Getter for "BridgeIfname" property.
|
|
*/
|
|
DBusMessage * wpas_dbus_getter_bridge_ifname(DBusMessage *message,
|
|
struct wpa_supplicant *wpa_s)
|
|
{
|
|
DBusMessage *reply = NULL;
|
|
DBusMessageIter iter, variant_iter;
|
|
const char *bridge_ifname = NULL;
|
|
|
|
bridge_ifname = wpa_s->bridge_ifname;
|
|
if (bridge_ifname == NULL) {
|
|
wpa_printf(MSG_ERROR, "wpas_dbus_getter_bridge_ifname[dbus]: "
|
|
"wpa_s has no bridge interface name set"");");
|
|
return wpas_dbus_error_unknown_error(message, NULL);
|
|
}
|
|
|
|
if (message == NULL)
|
|
reply = dbus_message_new(DBUS_MESSAGE_TYPE_SIGNAL);
|
|
else
|
|
reply = dbus_message_new_method_return(message);
|
|
|
|
if (reply != NULL) {
|
|
dbus_message_iter_init_append(reply, &iter);
|
|
if (!dbus_message_iter_open_container(&iter, DBUS_TYPE_VARIANT,
|
|
"s", &variant_iter) ||
|
|
!dbus_message_iter_append_basic(&variant_iter,
|
|
DBUS_TYPE_STRING,
|
|
&bridge_ifname) ||
|
|
!dbus_message_iter_close_container(&iter, &variant_iter)) {
|
|
perror("wpas_dbus_getter_bridge_ifname[dbus]: out of "
|
|
"memory to put bridge ifname into message.");
|
|
dbus_message_unref(reply);
|
|
reply = dbus_message_new_error(message,
|
|
DBUS_ERROR_NO_MEMORY,
|
|
NULL);
|
|
}
|
|
} else {
|
|
perror("wpas_dbus_getter_bridge_ifname[dbus]: out of "
|
|
"memory to return bridge ifname.");
|
|
reply = dbus_message_new_error(message, DBUS_ERROR_NO_MEMORY,
|
|
NULL);
|
|
}
|
|
|
|
return reply;
|
|
}
|
|
|
|
|
|
/**
|
|
* wpas_dbus_getter_bsss - Get array of BSSs objects
|
|
* @message: Pointer to incoming dbus message
|
|
* @wpa_s: wpa_supplicant structure for a network interface
|
|
* Returns: a dbus message containing an array of all known BSS objects
|
|
* dbus paths
|
|
*
|
|
* Getter for "BSSs" property.
|
|
*/
|
|
DBusMessage * wpas_dbus_getter_bsss(DBusMessage *message,
|
|
struct wpa_supplicant *wpa_s)
|
|
{
|
|
DBusMessage *reply = NULL;
|
|
DBusMessageIter iter, variant_iter, array_iter;
|
|
size_t i;
|
|
|
|
/* Ensure we've actually got scan results to return */
|
|
if (wpa_s->scan_res == NULL &&
|
|
wpa_supplicant_get_scan_results(wpa_s) < 0) {
|
|
wpa_printf(MSG_ERROR, "wpas_dbus_getter_bsss[dbus]: "
|
|
"An error occurred getting scan results.");
|
|
return wpas_dbus_error_unknown_error(message, NULL);
|
|
}
|
|
|
|
/* Create and initialize the return message */
|
|
if (message == NULL)
|
|
reply = dbus_message_new(DBUS_MESSAGE_TYPE_SIGNAL);
|
|
else
|
|
reply = dbus_message_new_method_return(message);
|
|
if (reply == NULL) {
|
|
perror("wpas_dbus_getter_bsss[dbus]: out of "
|
|
"memory to create return message.");
|
|
reply = dbus_message_new_error(message, DBUS_ERROR_NO_MEMORY,
|
|
NULL);
|
|
goto out;
|
|
}
|
|
|
|
dbus_message_iter_init_append(reply, &iter);
|
|
|
|
if (!dbus_message_iter_open_container(&iter, DBUS_TYPE_VARIANT,
|
|
"ao", &variant_iter) ||
|
|
!dbus_message_iter_open_container(&variant_iter, DBUS_TYPE_ARRAY,
|
|
DBUS_TYPE_OBJECT_PATH_AS_STRING,
|
|
&array_iter)) {
|
|
perror("wpas_dbus_getter_bsss[dbus]: out of "
|
|
"memory to open container.");
|
|
dbus_message_unref(reply);
|
|
reply = dbus_message_new_error(message, DBUS_ERROR_NO_MEMORY,
|
|
NULL);
|
|
goto out;
|
|
}
|
|
|
|
/* Loop through scan results and append each result's object path */
|
|
for (i = 0; i < wpa_s->scan_res->num; i++) {
|
|
struct wpa_scan_res *res = wpa_s->scan_res->res[i];
|
|
char *path;
|
|
|
|
path = os_zalloc(WPAS_DBUS_OBJECT_PATH_MAX);
|
|
if (path == NULL) {
|
|
perror("wpas_dbus_getter_bsss[dbus]: out of "
|
|
"memory.");
|
|
dbus_message_unref(reply);
|
|
reply = dbus_message_new_error(message,
|
|
DBUS_ERROR_NO_MEMORY,
|
|
NULL);
|
|
goto out;
|
|
}
|
|
/* Construct the object path for this BSS. Note that ':'
|
|
* is not a valid character in dbus object paths.
|
|
*/
|
|
os_snprintf(path, WPAS_DBUS_OBJECT_PATH_MAX,
|
|
"%s/" WPAS_DBUS_NEW_BSSIDS_PART "/"
|
|
WPAS_DBUS_BSSID_FORMAT,
|
|
wpas_dbus_get_path(wpa_s),
|
|
MAC2STR(res->bssid));
|
|
dbus_message_iter_append_basic(&array_iter,
|
|
DBUS_TYPE_OBJECT_PATH, &path);
|
|
os_free(path);
|
|
}
|
|
|
|
if (!dbus_message_iter_close_container(&variant_iter, &array_iter) ||
|
|
!dbus_message_iter_close_container(&iter, &variant_iter)) {
|
|
perror("wpas_dbus_getter_bsss[dbus]: out of "
|
|
"memory to close container.");
|
|
dbus_message_unref(reply);
|
|
reply = dbus_message_new_error(message, DBUS_ERROR_NO_MEMORY,
|
|
NULL);
|
|
goto out;
|
|
}
|
|
|
|
out:
|
|
return reply;
|
|
}
|
|
|
|
|
|
/**
|
|
* wpas_dbus_getter_networks - Get array of networks objects
|
|
* @message: Pointer to incoming dbus message
|
|
* @wpa_s: wpa_supplicant structure for a network interface
|
|
* Returns: a dbus message containing an array of all configured
|
|
* networks dbus object paths.
|
|
*
|
|
* Getter for "Networks" property.
|
|
*/
|
|
DBusMessage * wpas_dbus_getter_networks(DBusMessage *message,
|
|
struct wpa_supplicant *wpa_s)
|
|
{
|
|
DBusMessage *reply = NULL;
|
|
DBusMessageIter iter, variant_iter, array_iter;
|
|
struct wpa_ssid *ssid;
|
|
|
|
if (wpa_s->conf == NULL) {
|
|
wpa_printf(MSG_ERROR, "wpas_dbus_getter_networks[dbus]: "
|
|
"An error occurred getting networks list.");
|
|
return wpas_dbus_error_unknown_error(message, NULL);
|
|
}
|
|
|
|
/* Create and initialize the return message */
|
|
if (message == NULL)
|
|
reply = dbus_message_new(DBUS_MESSAGE_TYPE_SIGNAL);
|
|
else
|
|
reply = dbus_message_new_method_return(message);
|
|
if (reply == NULL) {
|
|
perror("wpas_dbus_getter_networks[dbus]: out of "
|
|
"memory to create return message.");
|
|
reply = dbus_message_new_error(message, DBUS_ERROR_NO_MEMORY,
|
|
NULL);
|
|
goto out;
|
|
}
|
|
|
|
dbus_message_iter_init_append(reply, &iter);
|
|
|
|
if (!dbus_message_iter_open_container(&iter, DBUS_TYPE_VARIANT,
|
|
"ao", &variant_iter) ||
|
|
!dbus_message_iter_open_container(&variant_iter, DBUS_TYPE_ARRAY,
|
|
DBUS_TYPE_OBJECT_PATH_AS_STRING,
|
|
&array_iter)) {
|
|
perror("wpas_dbus_getter_networks[dbus]: out of "
|
|
"memory to open container.");
|
|
dbus_message_unref(reply);
|
|
reply = dbus_message_new_error(message, DBUS_ERROR_NO_MEMORY,
|
|
NULL);
|
|
goto out;
|
|
}
|
|
|
|
/* Loop through configured networks and append object path if each */
|
|
for (ssid = wpa_s->conf->ssid; ssid; ssid = ssid->next) {
|
|
char *path;
|
|
|
|
path = os_zalloc(WPAS_DBUS_OBJECT_PATH_MAX);
|
|
if (path == NULL) {
|
|
perror("wpas_dbus_getter_networks[dbus]: out of "
|
|
"memory.");
|
|
dbus_message_unref(reply);
|
|
reply = dbus_message_new_error(message,
|
|
DBUS_ERROR_NO_MEMORY,
|
|
NULL);
|
|
goto out;
|
|
}
|
|
|
|
/* Construct the object path for this network. */
|
|
os_snprintf(path, WPAS_DBUS_OBJECT_PATH_MAX,
|
|
"%s/" WPAS_DBUS_NEW_NETWORKS_PART "/%d",
|
|
wpas_dbus_get_path(wpa_s), ssid->id);
|
|
dbus_message_iter_append_basic(&array_iter,
|
|
DBUS_TYPE_OBJECT_PATH, &path);
|
|
os_free(path);
|
|
}
|
|
|
|
if (!dbus_message_iter_close_container(&variant_iter, &array_iter) ||
|
|
!dbus_message_iter_close_container(&iter, &variant_iter)) {
|
|
perror("wpas_dbus_getter_networks[dbus]: out of "
|
|
"memory to close container.");
|
|
dbus_message_unref(reply);
|
|
reply = dbus_message_new_error(message, DBUS_ERROR_NO_MEMORY,
|
|
NULL);
|
|
goto out;
|
|
}
|
|
|
|
out:
|
|
return reply;
|
|
}
|
|
|
|
|
|
/**
|
|
* wpas_dbus_getter_blobs - Get all blobs defined for this interface
|
|
* @message: Pointer to incoming dbus message
|
|
* @wpa_s: wpa_supplicant structure for a network interface
|
|
* Returns: a dbus message containing a dictionary of pairs (blob_name, blob)
|
|
*
|
|
* Getter for "Blobs" property.
|
|
*/
|
|
DBusMessage * wpas_dbus_getter_blobs(DBusMessage *message,
|
|
struct wpa_supplicant *wpa_s)
|
|
{
|
|
DBusMessage *reply = NULL;
|
|
DBusMessageIter iter, variant_iter, dict_iter, entry_iter, array_iter;
|
|
struct wpa_config_blob *blob;
|
|
|
|
if (message == NULL)
|
|
reply = dbus_message_new(DBUS_MESSAGE_TYPE_SIGNAL);
|
|
else
|
|
reply = dbus_message_new_method_return(message);
|
|
if (!reply) {
|
|
perror("wpas_dbus_getter_blobs[dbus] out of memory when "
|
|
"trying to initialize return message");
|
|
reply = dbus_message_new_error(message, DBUS_ERROR_NO_MEMORY,
|
|
NULL);
|
|
goto out;
|
|
}
|
|
|
|
dbus_message_iter_init_append(reply, &iter);
|
|
|
|
if (!dbus_message_iter_open_container(&iter, DBUS_TYPE_VARIANT,
|
|
"a{say}", &variant_iter)) {
|
|
dbus_message_unref(reply);
|
|
perror("wpas_dbus_getter_blobs[dbus] out of memory when "
|
|
"trying to open variant");
|
|
reply = dbus_message_new_error(message, DBUS_ERROR_NO_MEMORY,
|
|
NULL);
|
|
goto out;
|
|
}
|
|
|
|
if (!dbus_message_iter_open_container(&variant_iter, DBUS_TYPE_ARRAY,
|
|
"{say}", &dict_iter)) {
|
|
dbus_message_unref(reply);
|
|
perror("wpas_dbus_getter_blobs[dbus] out of memory when "
|
|
"trying to open dictionary");
|
|
reply = dbus_message_new_error(message, DBUS_ERROR_NO_MEMORY,
|
|
NULL);
|
|
goto out;
|
|
}
|
|
|
|
blob = wpa_s->conf->blobs;
|
|
while (blob) {
|
|
if (!dbus_message_iter_open_container(&dict_iter,
|
|
DBUS_TYPE_DICT_ENTRY,
|
|
NULL, &entry_iter)) {
|
|
dbus_message_unref(reply);
|
|
perror("wpas_dbus_getter_blobs[dbus] out of memory "
|
|
"when trying to open entry");
|
|
reply = dbus_message_new_error(message,
|
|
DBUS_ERROR_NO_MEMORY,
|
|
NULL);
|
|
goto out;
|
|
}
|
|
|
|
if (!dbus_message_iter_append_basic(&entry_iter,
|
|
DBUS_TYPE_STRING,
|
|
&(blob->name))) {
|
|
dbus_message_unref(reply);
|
|
perror("wpas_dbus_getter_blobs[dbus] out of memory "
|
|
"when trying to append blob name");
|
|
reply = dbus_message_new_error(message,
|
|
DBUS_ERROR_NO_MEMORY,
|
|
NULL);
|
|
goto out;
|
|
}
|
|
|
|
if (!dbus_message_iter_open_container(&entry_iter,
|
|
DBUS_TYPE_ARRAY,
|
|
DBUS_TYPE_BYTE_AS_STRING,
|
|
&array_iter)) {
|
|
dbus_message_unref(reply);
|
|
perror("wpas_dbus_getter_blobs[dbus] out of memory "
|
|
"when trying to open array");
|
|
reply = dbus_message_new_error(message,
|
|
DBUS_ERROR_NO_MEMORY,
|
|
NULL);
|
|
goto out;
|
|
}
|
|
|
|
if (!dbus_message_iter_append_fixed_array(&array_iter,
|
|
DBUS_TYPE_BYTE,
|
|
&(blob->data),
|
|
blob->len)) {
|
|
dbus_message_unref(reply);
|
|
perror("wpas_dbus_getter_blobs[dbus] out of memory "
|
|
"when trying to append blob data");
|
|
reply = dbus_message_new_error(message,
|
|
DBUS_ERROR_NO_MEMORY,
|
|
NULL);
|
|
goto out;
|
|
}
|
|
|
|
if (!dbus_message_iter_close_container(&entry_iter,
|
|
&array_iter)) {
|
|
dbus_message_unref(reply);
|
|
perror("wpas_dbus_getter_blobs[dbus] out of memory "
|
|
"when trying to close array");
|
|
reply = dbus_message_new_error(message,
|
|
DBUS_ERROR_NO_MEMORY,
|
|
NULL);
|
|
goto out;
|
|
}
|
|
|
|
if (!dbus_message_iter_close_container(&dict_iter,
|
|
&entry_iter)) {
|
|
dbus_message_unref(reply);
|
|
perror("wpas_dbus_getter_blobs[dbus] out of memory "
|
|
"when trying to close entry");
|
|
reply = dbus_message_new_error(message,
|
|
DBUS_ERROR_NO_MEMORY,
|
|
NULL);
|
|
goto out;
|
|
}
|
|
|
|
blob = blob->next;
|
|
}
|
|
|
|
if (!dbus_message_iter_close_container(&variant_iter, &dict_iter)) {
|
|
dbus_message_unref(reply);
|
|
perror("wpas_dbus_getter_blobs[dbus] out of memory when "
|
|
"trying to close dictionary");
|
|
reply = dbus_message_new_error(message, DBUS_ERROR_NO_MEMORY,
|
|
NULL);
|
|
goto out;
|
|
}
|
|
|
|
if (!dbus_message_iter_close_container(&iter, &variant_iter)) {
|
|
dbus_message_unref(reply);
|
|
perror("wpas_dbus_getter_blobs[dbus] out of memory when "
|
|
"trying to close variant");
|
|
reply = dbus_message_new_error(message, DBUS_ERROR_NO_MEMORY,
|
|
NULL);
|
|
goto out;
|
|
}
|
|
|
|
out:
|
|
return reply;
|
|
}
|
|
|
|
|
|
/**
|
|
* wpas_dbus_getter_bss_properties - Return the properties of a scanned bss
|
|
* @message: Pointer to incoming dbus message
|
|
* @bss: a pair of interface describing structure and bss' bssid
|
|
* Returns: a dbus message containing the properties for the requested bss
|
|
*
|
|
* Getter for "Properties" property.
|
|
*/
|
|
DBusMessage * wpas_dbus_getter_bss_properties(DBusMessage *message,
|
|
struct bss_handler_args *bss)
|
|
{
|
|
DBusMessage *reply = NULL;
|
|
DBusMessageIter iter, iter_dict, variant_iter;
|
|
const u8 *ie;
|
|
struct wpa_scan_res *res = find_scan_result(bss);
|
|
|
|
if (res == NULL)
|
|
return NULL;
|
|
|
|
/* Dump the properties into a dbus message */
|
|
if (message == NULL)
|
|
reply = dbus_message_new(DBUS_MESSAGE_TYPE_SIGNAL);
|
|
else
|
|
reply = dbus_message_new_method_return(message);
|
|
|
|
if (!reply)
|
|
goto error;
|
|
|
|
dbus_message_iter_init_append(reply, &iter);
|
|
|
|
if (!dbus_message_iter_open_container(&iter, DBUS_TYPE_VARIANT,
|
|
"a{sv}", &variant_iter))
|
|
goto error;
|
|
|
|
if (!wpa_dbus_dict_open_write(&variant_iter, &iter_dict))
|
|
goto error;
|
|
|
|
if (!wpa_dbus_dict_append_byte_array(&iter_dict, "BSSID",
|
|
(const char *) res->bssid,
|
|
ETH_ALEN))
|
|
goto error;
|
|
|
|
ie = wpa_scan_get_ie(res, WLAN_EID_SSID);
|
|
if (ie) {
|
|
if (!wpa_dbus_dict_append_byte_array(&iter_dict, "SSID",
|
|
(const char *) (ie + 2),
|
|
ie[1]))
|
|
goto error;
|
|
}
|
|
|
|
ie = wpa_scan_get_vendor_ie(res, WPA_IE_VENDOR_TYPE);
|
|
if (ie) {
|
|
if (!wpa_dbus_dict_append_byte_array(&iter_dict, "WPAIE",
|
|
(const char *) ie,
|
|
ie[1] + 2))
|
|
goto error;
|
|
}
|
|
|
|
ie = wpa_scan_get_ie(res, WLAN_EID_RSN);
|
|
if (ie) {
|
|
if (!wpa_dbus_dict_append_byte_array(&iter_dict, "RSNIE",
|
|
(const char *) ie,
|
|
ie[1] + 2))
|
|
goto error;
|
|
}
|
|
|
|
ie = wpa_scan_get_vendor_ie(res, WPS_IE_VENDOR_TYPE);
|
|
if (ie) {
|
|
if (!wpa_dbus_dict_append_byte_array(&iter_dict, "WPSIE",
|
|
(const char *) ie,
|
|
ie[1] + 2))
|
|
goto error;
|
|
}
|
|
|
|
if (res->freq) {
|
|
if (!wpa_dbus_dict_append_int32(&iter_dict, "Frequency",
|
|
res->freq))
|
|
goto error;
|
|
}
|
|
if (!wpa_dbus_dict_append_uint16(&iter_dict, "Capabilities",
|
|
res->caps))
|
|
goto error;
|
|
if (!(res->flags & WPA_SCAN_QUAL_INVALID) &&
|
|
!wpa_dbus_dict_append_int32(&iter_dict, "Quality", res->qual))
|
|
goto error;
|
|
if (!(res->flags & WPA_SCAN_NOISE_INVALID) &&
|
|
!wpa_dbus_dict_append_int32(&iter_dict, "Noise", res->noise))
|
|
goto error;
|
|
if (!(res->flags & WPA_SCAN_LEVEL_INVALID) &&
|
|
!wpa_dbus_dict_append_int32(&iter_dict, "Level", res->level))
|
|
goto error;
|
|
if (!wpa_dbus_dict_append_int32(&iter_dict, "MaxRate",
|
|
wpa_scan_get_max_rate(res) * 500000))
|
|
goto error;
|
|
|
|
if (!wpa_dbus_dict_close_write(&iter, &iter_dict))
|
|
goto error;
|
|
|
|
return reply;
|
|
|
|
error:
|
|
if (reply)
|
|
dbus_message_unref(reply);
|
|
return dbus_message_new_error(message, DBUS_ERROR_NO_MEMORY, NULL);
|
|
}
|
|
|
|
|
|
/**
|
|
* wpas_dbus_getter_enabled - Check whether network is enabled or disabled
|
|
* @message: Pointer to incoming dbus message
|
|
* @wpas_dbus_setter_enabled: wpa_supplicant structure for a network interface
|
|
* and wpa_ssid structure for a configured network
|
|
* Returns: DBus message with boolean indicating state of configured network
|
|
* or DBus error on failure
|
|
*
|
|
* Getter for "enabled" property of a configured network.
|
|
*/
|
|
DBusMessage * wpas_dbus_getter_enabled(DBusMessage *message,
|
|
struct network_handler_args *net)
|
|
{
|
|
DBusMessage *reply = NULL;
|
|
DBusMessageIter iter, variant_iter;
|
|
|
|
dbus_bool_t enabled = net->ssid->disabled ? FALSE : TRUE;
|
|
|
|
if (message == NULL)
|
|
reply = dbus_message_new(DBUS_MESSAGE_TYPE_SIGNAL);
|
|
else
|
|
reply = dbus_message_new_method_return(message);
|
|
if (!reply) {
|
|
perror("wpas_dbus_getter_enabled[dbus] out of memory when "
|
|
"trying to initialize return message");
|
|
reply = dbus_message_new_error(message, DBUS_ERROR_NO_MEMORY,
|
|
NULL);
|
|
goto out;
|
|
}
|
|
|
|
dbus_message_iter_init_append(reply, &iter);
|
|
|
|
if (!dbus_message_iter_open_container(&iter, DBUS_TYPE_VARIANT,
|
|
"b", &variant_iter)) {
|
|
dbus_message_unref(reply);
|
|
perror("wpas_dbus_getter_enabled[dbus] out of memory when "
|
|
"trying to open variant");
|
|
reply = dbus_message_new_error(message, DBUS_ERROR_NO_MEMORY,
|
|
NULL);
|
|
goto out;
|
|
}
|
|
|
|
if (!dbus_message_iter_append_basic(&variant_iter,
|
|
DBUS_TYPE_BOOLEAN, &enabled)) {
|
|
dbus_message_unref(reply);
|
|
perror("wpas_dbus_getter_enabled[dbus] out of memory when "
|
|
"trying to append value");
|
|
reply = dbus_message_new_error(message, DBUS_ERROR_NO_MEMORY,
|
|
NULL);
|
|
goto out;
|
|
}
|
|
|
|
if (!dbus_message_iter_close_container(&iter, &variant_iter)) {
|
|
dbus_message_unref(reply);
|
|
perror("wpas_dbus_getter_blobs[dbus] out of memory when "
|
|
"trying to close variant");
|
|
reply = dbus_message_new_error(message, DBUS_ERROR_NO_MEMORY,
|
|
NULL);
|
|
goto out;
|
|
}
|
|
|
|
out:
|
|
return reply;
|
|
}
|
|
|
|
|
|
/**
|
|
* wpas_dbus_setter_enabled - Mark a configured network as enabled or disabled
|
|
* @message: Pointer to incoming dbus message
|
|
* @wpas_dbus_setter_enabled: wpa_supplicant structure for a network interface
|
|
* and wpa_ssid structure for a configured network
|
|
* Returns: NULL indicating success or DBus error on failure
|
|
*
|
|
* Setter for "Enabled" property of a configured network.
|
|
*/
|
|
DBusMessage * wpas_dbus_setter_enabled(DBusMessage *message,
|
|
struct network_handler_args *net)
|
|
{
|
|
DBusMessage *reply = NULL;
|
|
DBusMessageIter iter, variant_iter;
|
|
|
|
struct wpa_supplicant *wpa_s;
|
|
struct wpa_ssid *ssid;
|
|
|
|
dbus_bool_t enable;
|
|
|
|
if (!dbus_message_iter_init(message, &iter)) {
|
|
perror("wpas_dbus_setter_enabled[dbus] out of memory when "
|
|
"trying to init iterator");
|
|
reply = dbus_message_new_error(message, DBUS_ERROR_NO_MEMORY,
|
|
NULL);
|
|
goto out;
|
|
}
|
|
|
|
dbus_message_iter_next(&iter);
|
|
dbus_message_iter_next(&iter);
|
|
|
|
dbus_message_iter_recurse(&iter, &variant_iter);
|
|
if (dbus_message_iter_get_arg_type(&variant_iter) !=
|
|
DBUS_TYPE_BOOLEAN) {
|
|
perror("wpas_dbus_setter_enabled[dbus] "
|
|
"variant content should be boolean");
|
|
reply = dbus_message_new_error(message,
|
|
DBUS_ERROR_INVALID_ARGS,
|
|
"value should be a boolean");
|
|
goto out;
|
|
}
|
|
dbus_message_iter_get_basic(&variant_iter, &enable);
|
|
|
|
wpa_s = net->wpa_s;
|
|
ssid = net->ssid;
|
|
|
|
if (enable)
|
|
wpa_supplicant_enable_network(wpa_s, ssid);
|
|
else
|
|
wpa_supplicant_disable_network(wpa_s, ssid);
|
|
|
|
out:
|
|
return reply;
|
|
}
|
|
|
|
|
|
/**
|
|
* wpas_dbus_getter_network_properties - Get options for a configured network
|
|
* @message: Pointer to incoming dbus message
|
|
* @net: wpa_supplicant structure for a network interface and
|
|
* wpa_ssid structure for a configured network
|
|
* Returns: DBus message with network properties or DBus error on failure
|
|
*
|
|
* Getter for "Properties" property of a configured network.
|
|
*/
|
|
DBusMessage * wpas_dbus_getter_network_properties(
|
|
DBusMessage *message, struct network_handler_args *net)
|
|
{
|
|
DBusMessage *reply = NULL;
|
|
DBusMessageIter iter, variant_iter, dict_iter;
|
|
char **iterator;
|
|
char **props = wpa_config_get_all(net->ssid, 0);
|
|
if (!props) {
|
|
perror("wpas_dbus_getter_network_properties[dbus] couldn't "
|
|
"read network properties. out of memory.");
|
|
return dbus_message_new_error(message, DBUS_ERROR_NO_MEMORY,
|
|
NULL);
|
|
}
|
|
|
|
if (message == NULL)
|
|
reply = dbus_message_new(DBUS_MESSAGE_TYPE_SIGNAL);
|
|
else
|
|
reply = dbus_message_new_method_return(message);
|
|
if (!reply) {
|
|
perror("wpas_dbus_getter_network_properties[dbus] out of "
|
|
"memory when trying to initialize return message");
|
|
reply = dbus_message_new_error(message, DBUS_ERROR_NO_MEMORY,
|
|
NULL);
|
|
goto out;
|
|
}
|
|
|
|
dbus_message_iter_init_append(reply, &iter);
|
|
|
|
if (!dbus_message_iter_open_container(&iter, DBUS_TYPE_VARIANT,
|
|
"a{sv}", &variant_iter)) {
|
|
perror("wpas_dbus_getter_network_properties[dbus] out of "
|
|
"memory when trying to open variant container");
|
|
dbus_message_unref(reply);
|
|
reply = dbus_message_new_error(message, DBUS_ERROR_NO_MEMORY,
|
|
NULL);
|
|
goto out;
|
|
}
|
|
|
|
if (!wpa_dbus_dict_open_write(&variant_iter, &dict_iter)) {
|
|
perror("wpas_dbus_getter_network_properties[dbus] out of "
|
|
"memory when trying to open dict");
|
|
dbus_message_unref(reply);
|
|
reply = dbus_message_new_error(message, DBUS_ERROR_NO_MEMORY,
|
|
NULL);
|
|
goto out;
|
|
}
|
|
|
|
iterator = props;
|
|
while (*iterator) {
|
|
if (!wpa_dbus_dict_append_string(&dict_iter, *iterator,
|
|
*(iterator + 1))) {
|
|
perror("wpas_dbus_getter_network_properties[dbus] out "
|
|
"of memory when trying to add entry");
|
|
dbus_message_unref(reply);
|
|
reply = dbus_message_new_error(message,
|
|
DBUS_ERROR_NO_MEMORY,
|
|
NULL);
|
|
goto out;
|
|
}
|
|
iterator += 2;
|
|
}
|
|
|
|
|
|
if (!wpa_dbus_dict_close_write(&variant_iter, &dict_iter)) {
|
|
perror("wpas_dbus_getter_network_properties[dbus] out of "
|
|
"memory when trying to close dictionary");
|
|
dbus_message_unref(reply);
|
|
reply = dbus_message_new_error(message, DBUS_ERROR_NO_MEMORY,
|
|
NULL);
|
|
goto out;
|
|
}
|
|
|
|
if (!dbus_message_iter_close_container(&iter, &variant_iter)) {
|
|
perror("wpas_dbus_getter_network_properties[dbus] out of "
|
|
"memory when trying to close variant container");
|
|
dbus_message_unref(reply);
|
|
reply = dbus_message_new_error(message, DBUS_ERROR_NO_MEMORY,
|
|
NULL);
|
|
goto out;
|
|
}
|
|
|
|
out:
|
|
iterator = props;
|
|
while (*iterator) {
|
|
os_free(*iterator);
|
|
iterator++;
|
|
}
|
|
os_free(props);
|
|
return reply;
|
|
}
|
|
|
|
|
|
/**
|
|
* wpas_dbus_setter_network_properties - Set options for a configured network
|
|
* @message: Pointer to incoming dbus message
|
|
* @net: wpa_supplicant structure for a network interface and
|
|
* wpa_ssid structure for a configured network
|
|
* Returns: NULL indicating success or DBus error on failure
|
|
*
|
|
* Setter for "Properties" property of a configured network.
|
|
*/
|
|
DBusMessage * wpas_dbus_setter_network_properties(
|
|
DBusMessage *message, struct network_handler_args *net)
|
|
{
|
|
struct wpa_ssid *ssid = net->ssid;
|
|
|
|
DBusMessage *reply = NULL;
|
|
DBusMessageIter iter, variant_iter;
|
|
|
|
dbus_message_iter_init(message, &iter);
|
|
|
|
dbus_message_iter_next(&iter);
|
|
dbus_message_iter_next(&iter);
|
|
|
|
dbus_message_iter_recurse(&iter, &variant_iter);
|
|
|
|
reply = set_network_properties(message, ssid, &variant_iter);
|
|
if (reply)
|
|
wpa_printf(MSG_DEBUG, "dbus control interface couldn't set "
|
|
"network properties");
|
|
|
|
return reply;
|
|
}
|
|
|
|
|
|
#ifdef CONFIG_WPS
|
|
|
|
/**
|
|
* wpas_dbus_handler_wps_start - Start WPS configuration
|
|
* @message: Pointer to incoming dbus message
|
|
* @wpa_s: %wpa_supplicant data structure
|
|
* Returns: DBus message dictionary on success or DBus error on failure
|
|
*
|
|
* Handler for "Start" method call. DBus dictionary argument contains
|
|
* information about role (enrollee or registrar), authorization method
|
|
* (pin or push button) and optionally pin and bssid. Returned message
|
|
* has a dictionary argument which may contain newly generated pin (optional).
|
|
*/
|
|
DBusMessage * wpas_dbus_handler_wps_start(DBusMessage *message,
|
|
struct wpa_supplicant *wpa_s)
|
|
{
|
|
DBusMessage * reply = NULL;
|
|
DBusMessageIter iter, dict_iter, entry_iter, variant_iter, array_iter;
|
|
|
|
char *key, *val;
|
|
|
|
int role = 0; /* 0 - not set, 1 - enrollee, 2 - registrar */
|
|
int type = 0; /* 0 - not set, 1 - pin, 2 - pbc */
|
|
u8 *bssid = NULL;
|
|
char *pin = NULL, npin[9] = { '\0' };
|
|
int len, ret;
|
|
|
|
dbus_message_iter_init(message, &iter);
|
|
|
|
dbus_message_iter_recurse(&iter, &dict_iter);
|
|
while (dbus_message_iter_get_arg_type(&dict_iter) ==
|
|
DBUS_TYPE_DICT_ENTRY) {
|
|
dbus_message_iter_recurse(&dict_iter, &entry_iter);
|
|
|
|
dbus_message_iter_get_basic(&entry_iter, &key);
|
|
dbus_message_iter_next(&entry_iter);
|
|
|
|
if (os_strcmp(key, "Role") == 0) {
|
|
dbus_message_iter_recurse(&entry_iter, &variant_iter);
|
|
if (dbus_message_iter_get_arg_type(&variant_iter) !=
|
|
DBUS_TYPE_STRING) {
|
|
wpa_printf(MSG_DEBUG,
|
|
"wpas_dbus_handler_wps_start"
|
|
"[dbus]: "
|
|
"wrong Role type. string required");
|
|
reply = wpas_dbus_error_invald_args(
|
|
message, "Role must be a string");
|
|
goto out;
|
|
}
|
|
dbus_message_iter_get_basic(&variant_iter, &val);
|
|
if (os_strcmp(val, "enrollee") == 0)
|
|
role = 1;
|
|
else if (os_strcmp(val, "registrar") == 0)
|
|
role = 2;
|
|
else {
|
|
wpa_printf(MSG_DEBUG,
|
|
"wpas_dbus_handler_wps_start[dbus]: "
|
|
"unknown role %s", val);
|
|
reply = wpas_dbus_error_invald_args(message, val);
|
|
goto out;
|
|
}
|
|
} else if (strcmp(key, "Type") == 0) {
|
|
dbus_message_iter_recurse(&entry_iter, &variant_iter);
|
|
if (dbus_message_iter_get_arg_type(&variant_iter) !=
|
|
DBUS_TYPE_STRING) {
|
|
wpa_printf(MSG_DEBUG,
|
|
"wpas_dbus_handler_wps_start[dbus]: "
|
|
"wrong Type type. string required");
|
|
reply = wpas_dbus_error_invald_args(
|
|
message, "Type must be a string");
|
|
goto out;
|
|
}
|
|
dbus_message_iter_get_basic(&variant_iter, &val);
|
|
if (os_strcmp(val, "pin") == 0)
|
|
type = 1;
|
|
else if (os_strcmp(val, "pbc") == 0)
|
|
type = 2;
|
|
else {
|
|
wpa_printf(MSG_DEBUG,
|
|
"wpas_dbus_handler_wps_start[dbus]: "
|
|
"unknown type %s", val);
|
|
reply = wpas_dbus_error_invald_args(message,
|
|
val);
|
|
goto out;
|
|
}
|
|
} else if (strcmp(key, "Bssid") == 0) {
|
|
dbus_message_iter_recurse(&entry_iter, &variant_iter);
|
|
if (dbus_message_iter_get_arg_type(&variant_iter) !=
|
|
DBUS_TYPE_ARRAY ||
|
|
dbus_message_iter_get_element_type(&variant_iter) !=
|
|
DBUS_TYPE_ARRAY) {
|
|
wpa_printf(MSG_DEBUG,
|
|
"wpas_dbus_handler_wps_start[dbus]: "
|
|
"wrong Bssid type. byte array required");
|
|
reply = wpas_dbus_error_invald_args(
|
|
message, "Bssid must be a byte array");
|
|
goto out;
|
|
}
|
|
dbus_message_iter_recurse(&variant_iter, &array_iter);
|
|
dbus_message_iter_get_fixed_array(&array_iter, &bssid,
|
|
&len);
|
|
if (len != ETH_ALEN) {
|
|
wpa_printf(MSG_DEBUG,
|
|
"wpas_dbus_handler_wps_start[dbus]: "
|
|
"wrong Bssid length %d", len);
|
|
reply = wpas_dbus_error_invald_args(
|
|
message, "Bssid is wrong length");
|
|
goto out;
|
|
}
|
|
}
|
|
else if (os_strcmp(key, "Pin") == 0) {
|
|
dbus_message_iter_recurse(&entry_iter, &variant_iter);
|
|
if (dbus_message_iter_get_arg_type(&variant_iter) !=
|
|
DBUS_TYPE_STRING) {
|
|
wpa_printf(MSG_DEBUG,
|
|
"wpas_dbus_handler_wps_start[dbus]: "
|
|
"wrong Pin type. string required");
|
|
reply = wpas_dbus_error_invald_args(
|
|
message, "Pin must be a string");
|
|
goto out;
|
|
}
|
|
dbus_message_iter_get_basic(&variant_iter, &pin);
|
|
} else {
|
|
wpa_printf(MSG_DEBUG,
|
|
"wpas_dbus_handler_wps_start[dbus]: "
|
|
"unknown key %s", key);
|
|
reply = wpas_dbus_error_invald_args(message, key);
|
|
goto out;
|
|
}
|
|
|
|
dbus_message_iter_next(&dict_iter);
|
|
}
|
|
|
|
if (role == 0) {
|
|
wpa_printf(MSG_DEBUG, "wpas_dbus_handler_wps_start[dbus]: "
|
|
"Role not specified");
|
|
reply = wpas_dbus_error_invald_args(message,
|
|
"Role not specified");
|
|
goto out;
|
|
}
|
|
else if (role == 1 && type == 0) {
|
|
wpa_printf(MSG_DEBUG, "wpas_dbus_handler_wps_start[dbus]: "
|
|
"Type not specified");
|
|
reply = wpas_dbus_error_invald_args(message,
|
|
"Type not specified");
|
|
goto out;
|
|
}
|
|
else if (role == 2 && pin == NULL) {
|
|
wpa_printf(MSG_DEBUG, "wpas_dbus_handler_wps_start[dbus]: "
|
|
"Pin required for registrar role.");
|
|
reply = wpas_dbus_error_invald_args(
|
|
message, "Pin required for registrar role.");
|
|
goto out;
|
|
}
|
|
|
|
if (role == 2)
|
|
ret = wpas_wps_start_reg(wpa_s, bssid, pin, NULL);
|
|
else if (type == 1) {
|
|
ret = wpas_wps_start_pin(wpa_s, bssid, pin);
|
|
if (ret > 0)
|
|
os_snprintf(npin, sizeof(npin), "%08d", ret);
|
|
} else
|
|
ret = wpas_wps_start_pbc(wpa_s, bssid);
|
|
|
|
if (ret < 0) {
|
|
wpa_printf(MSG_DEBUG, "wpas_dbus_handler_wps_start[dbus]: "
|
|
"wpas_wps_failed in role %s and key %s.",
|
|
(role == 1 ? "enrollee" : "registrar"),
|
|
(type == 0 ? "" : (type == 1 ? "pin" : "pbc")));
|
|
reply = wpas_dbus_error_unknown_error(message,
|
|
"wps start failed");
|
|
goto out;
|
|
}
|
|
|
|
reply = dbus_message_new_method_return(message);
|
|
if (!reply) {
|
|
perror("wpas_dbus_handler_wps_start[dbus]: out of memory "
|
|
"when creating reply");
|
|
reply = dbus_message_new_error(message, DBUS_ERROR_NO_MEMORY,
|
|
NULL);
|
|
goto out;
|
|
}
|
|
|
|
dbus_message_iter_init_append(reply, &iter);
|
|
if (!wpa_dbus_dict_open_write(&iter, &dict_iter)) {
|
|
perror("wpas_dbus_handler_wps_start[dbus]: out of memory "
|
|
"when opening dictionary");
|
|
dbus_message_unref(reply);
|
|
reply = dbus_message_new_error(message, DBUS_ERROR_NO_MEMORY,
|
|
NULL);
|
|
goto out;
|
|
}
|
|
|
|
if (os_strlen(npin) > 0) {
|
|
if (!wpa_dbus_dict_append_string(&dict_iter, "Pin", npin)) {
|
|
perror("wpas_dbus_handler_wps_start[dbus]: "
|
|
"out of memory when appending pin");
|
|
dbus_message_unref(reply);
|
|
reply = dbus_message_new_error(message,
|
|
DBUS_ERROR_NO_MEMORY,
|
|
NULL);
|
|
goto out;
|
|
}
|
|
}
|
|
|
|
if (!wpa_dbus_dict_close_write(&iter, &dict_iter)) {
|
|
perror("wpas_dbus_handler_wps_start[dbus]: out of memory "
|
|
"when closing dictionary");
|
|
dbus_message_unref(reply);
|
|
reply = dbus_message_new_error(message, DBUS_ERROR_NO_MEMORY,
|
|
NULL);
|
|
goto out;
|
|
}
|
|
|
|
out:
|
|
return reply;
|
|
}
|
|
|
|
|
|
/**
|
|
* wpas_dbus_getter_process_credentials - Check if credentials are processed
|
|
* @message: Pointer to incoming dbus message
|
|
* @wpa_s: %wpa_supplicant data structure
|
|
* Returns: DBus message with a boolean on success or DBus error on failure
|
|
*
|
|
* Getter for "ProcessCredentials" property. Returns returned boolean will be
|
|
* true if wps_cred_processing configuration field is not equal to 1 or false
|
|
* if otherwise.
|
|
*/
|
|
DBusMessage * wpas_dbus_getter_process_credentials(
|
|
DBusMessage *message, struct wpa_supplicant *wpa_s)
|
|
{
|
|
DBusMessage *reply = NULL;
|
|
DBusMessageIter iter, variant_iter;
|
|
dbus_bool_t process = (wpa_s->conf->wps_cred_processing != 1);
|
|
|
|
if (message == NULL)
|
|
reply = dbus_message_new(DBUS_MESSAGE_TYPE_SIGNAL);
|
|
else
|
|
reply = dbus_message_new_method_return(message);
|
|
|
|
if (reply != NULL) {
|
|
dbus_message_iter_init_append(reply, &iter);
|
|
if (!dbus_message_iter_open_container(&iter, DBUS_TYPE_VARIANT,
|
|
"b", &variant_iter) ||
|
|
!dbus_message_iter_append_basic(&variant_iter,
|
|
DBUS_TYPE_BOOLEAN,
|
|
&process) ||
|
|
!dbus_message_iter_close_container(&iter, &variant_iter)) {
|
|
|
|
perror("wpas_dbus_getter_process_credentials[dbus]: "
|
|
"out of memory to put value into message.");
|
|
dbus_message_unref(reply);
|
|
reply = dbus_message_new_error(message,
|
|
DBUS_ERROR_NO_MEMORY,
|
|
NULL);
|
|
}
|
|
} else {
|
|
perror("wpas_dbus_getter_process_credentials[dbus]: out of "
|
|
"memory to create reply message.");
|
|
reply = dbus_message_new_error(message, DBUS_ERROR_NO_MEMORY,
|
|
NULL);
|
|
}
|
|
|
|
return reply;
|
|
}
|
|
|
|
|
|
/**
|
|
* wpas_dbus_setter_process_credentials - Set credentials_processed conf param
|
|
* @message: Pointer to incoming dbus message
|
|
* @wpa_s: %wpa_supplicant data structure
|
|
* Returns: NULL on success or DBus error on failure
|
|
*
|
|
* Setter for "ProcessCredentials" property. Sets credentials_processed on 2
|
|
* if boolean argument is true or on 1 if otherwise.
|
|
*/
|
|
DBusMessage * wpas_dbus_setter_process_credentials(
|
|
DBusMessage *message, struct wpa_supplicant *wpa_s)
|
|
{
|
|
DBusMessage *reply = NULL;
|
|
DBusMessageIter iter, variant_iter;
|
|
dbus_bool_t process_credentials, old_pc;
|
|
|
|
if (!dbus_message_iter_init(message, &iter)) {
|
|
perror("wpas_dbus_getter_ap_scan[dbus]: out of "
|
|
"memory to return scanning state.");
|
|
reply = dbus_message_new_error(message, DBUS_ERROR_NO_MEMORY,
|
|
NULL);
|
|
goto out;
|
|
}
|
|
|
|
/* omit first and second argument and get value from third*/
|
|
dbus_message_iter_next(&iter);
|
|
dbus_message_iter_next(&iter);
|
|
dbus_message_iter_recurse(&iter, &variant_iter);
|
|
|
|
if (dbus_message_iter_get_arg_type(&variant_iter) != DBUS_TYPE_BOOLEAN)
|
|
{
|
|
reply = wpas_dbus_error_invald_args(message,
|
|
"BOOLEAN required");
|
|
goto out;
|
|
}
|
|
dbus_message_iter_get_basic(&variant_iter, &process_credentials);
|
|
|
|
old_pc = (wpa_s->conf->wps_cred_processing != 1);
|
|
wpa_s->conf->wps_cred_processing = (process_credentials ? 2 : 1);
|
|
|
|
if ((wpa_s->conf->wps_cred_processing != 1) != old_pc)
|
|
wpa_dbus_signal_property_changed(
|
|
wpa_s->global->dbus_new_ctrl_iface,
|
|
(WPADBusPropertyAccessor)
|
|
wpas_dbus_getter_process_credentials,
|
|
wpa_s, wpas_dbus_get_path(wpa_s),
|
|
WPAS_DBUS_NEW_IFACE_WPS,
|
|
"ProcessCredentials");
|
|
|
|
out:
|
|
return reply;
|
|
}
|
|
|
|
#endif /* CONFIG_WPS */
|