/* * * WPA supplicant library with GLib integration * * Copyright (C) 2012-2013 Intel Corporation. All rights reserved. * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License version 2 as * published by the Free Software Foundation. * * This program is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * GNU General Public License for more details. * * You should have received a copy of the GNU General Public License * along with this program; if not, write to the Free Software * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA * */ #ifdef HAVE_CONFIG_H #include #endif #include #include #include #include #include #include #include #include #include #include #include #include #include "dbus.h" #include "gsupplicant.h" #define IEEE80211_CAP_ESS 0x0001 #define IEEE80211_CAP_IBSS 0x0002 #define IEEE80211_CAP_PRIVACY 0x0010 #define BSS_UNKNOWN_STRENGTH -90 static DBusConnection *connection; static const GSupplicantCallbacks *callbacks_pointer; static dbus_bool_t system_available = FALSE; static dbus_bool_t system_ready = FALSE; static dbus_int32_t debug_level; static dbus_bool_t debug_timestamp = FALSE; static dbus_bool_t debug_showkeys = FALSE; static const char *debug_strings[] = { "msgdump", "debug", "info", "warning", "error", NULL }; static unsigned int eap_methods; struct strvalmap { const char *str; unsigned int val; }; static struct strvalmap eap_method_map[] = { { "MD5", G_SUPPLICANT_EAP_METHOD_MD5 }, { "TLS", G_SUPPLICANT_EAP_METHOD_TLS }, { "MSCHAPV2", G_SUPPLICANT_EAP_METHOD_MSCHAPV2 }, { "PEAP", G_SUPPLICANT_EAP_METHOD_PEAP }, { "TTLS", G_SUPPLICANT_EAP_METHOD_TTLS }, { "GTC", G_SUPPLICANT_EAP_METHOD_GTC }, { "OTP", G_SUPPLICANT_EAP_METHOD_OTP }, { "LEAP", G_SUPPLICANT_EAP_METHOD_LEAP }, { "WSC", G_SUPPLICANT_EAP_METHOD_WSC }, { } }; static struct strvalmap keymgmt_map[] = { { "none", G_SUPPLICANT_KEYMGMT_NONE }, { "ieee8021x", G_SUPPLICANT_KEYMGMT_IEEE8021X }, { "wpa-none", G_SUPPLICANT_KEYMGMT_WPA_NONE }, { "wpa-psk", G_SUPPLICANT_KEYMGMT_WPA_PSK }, { "wpa-psk-sha256", G_SUPPLICANT_KEYMGMT_WPA_PSK_256 }, { "wpa-ft-psk", G_SUPPLICANT_KEYMGMT_WPA_FT_PSK }, { "wpa-ft-eap", G_SUPPLICANT_KEYMGMT_WPA_FT_EAP }, { "wpa-eap", G_SUPPLICANT_KEYMGMT_WPA_EAP }, { "wpa-eap-sha256", G_SUPPLICANT_KEYMGMT_WPA_EAP_256 }, { "wps", G_SUPPLICANT_KEYMGMT_WPS }, { } }; static struct strvalmap authalg_capa_map[] = { { "open", G_SUPPLICANT_CAPABILITY_AUTHALG_OPEN }, { "shared", G_SUPPLICANT_CAPABILITY_AUTHALG_SHARED }, { "leap", G_SUPPLICANT_CAPABILITY_AUTHALG_LEAP }, { } }; static struct strvalmap proto_capa_map[] = { { "wpa", G_SUPPLICANT_CAPABILITY_PROTO_WPA }, { "rsn", G_SUPPLICANT_CAPABILITY_PROTO_RSN }, { } }; static struct strvalmap group_map[] = { { "wep40", G_SUPPLICANT_GROUP_WEP40 }, { "wep104", G_SUPPLICANT_GROUP_WEP104 }, { "tkip", G_SUPPLICANT_GROUP_TKIP }, { "ccmp", G_SUPPLICANT_GROUP_CCMP }, { } }; static struct strvalmap pairwise_map[] = { { "none", G_SUPPLICANT_PAIRWISE_NONE }, { "tkip", G_SUPPLICANT_PAIRWISE_TKIP }, { "ccmp", G_SUPPLICANT_PAIRWISE_CCMP }, { } }; static struct strvalmap scan_capa_map[] = { { "active", G_SUPPLICANT_CAPABILITY_SCAN_ACTIVE }, { "passive", G_SUPPLICANT_CAPABILITY_SCAN_PASSIVE }, { "ssid", G_SUPPLICANT_CAPABILITY_SCAN_SSID }, { } }; static struct strvalmap mode_capa_map[] = { { "infrastructure", G_SUPPLICANT_CAPABILITY_MODE_INFRA }, { "ad-hoc", G_SUPPLICANT_CAPABILITY_MODE_IBSS }, { "ap", G_SUPPLICANT_CAPABILITY_MODE_AP }, { "p2p", G_SUPPLICANT_CAPABILITY_MODE_P2P }, { } }; static GHashTable *interface_table; static GHashTable *bss_mapping; static GHashTable *peer_mapping; static GHashTable *group_mapping; static GHashTable *pending_peer_connection; struct _GSupplicantWpsCredentials { unsigned char ssid[32]; unsigned int ssid_len; char *key; }; struct _GSupplicantInterface { char *path; char *network_path; unsigned int keymgmt_capa; unsigned int authalg_capa; unsigned int proto_capa; unsigned int group_capa; unsigned int pairwise_capa; unsigned int scan_capa; unsigned int mode_capa; unsigned int max_scan_ssids; bool p2p_support; bool p2p_finding; dbus_bool_t ready; GSupplicantState state; dbus_bool_t scanning; GSupplicantInterfaceCallback scan_callback; void *scan_data; int apscan; char *ifname; char *driver; char *bridge; struct _GSupplicantWpsCredentials wps_cred; GSupplicantWpsState wps_state; GHashTable *network_table; GHashTable *peer_table; GHashTable *group_table; GHashTable *net_mapping; GHashTable *bss_mapping; void *data; const char *pending_peer_path; }; struct g_supplicant_bss { GSupplicantInterface *interface; char *path; unsigned char bssid[6]; unsigned char ssid[32]; unsigned int ssid_len; dbus_uint16_t frequency; dbus_uint32_t maxrate; dbus_int16_t signal; GSupplicantMode mode; GSupplicantSecurity security; dbus_bool_t rsn_selected; unsigned int wpa_keymgmt; unsigned int wpa_pairwise; unsigned int wpa_group; unsigned int rsn_keymgmt; unsigned int rsn_pairwise; unsigned int rsn_group; unsigned int keymgmt; dbus_bool_t privacy; dbus_bool_t psk; dbus_bool_t ieee8021x; unsigned int wps_capabilities; }; struct _GSupplicantNetwork { GSupplicantInterface *interface; char *path; char *group; char *name; unsigned char ssid[32]; unsigned int ssid_len; dbus_int16_t signal; dbus_uint16_t frequency; struct g_supplicant_bss *best_bss; GSupplicantMode mode; GSupplicantSecurity security; dbus_bool_t wps; unsigned int wps_capabilities; GHashTable *bss_table; GHashTable *config_table; #if defined TIZEN_EXT unsigned int isHS20AP; char *eap; char *identity; char *phase2; #endif }; struct _GSupplicantPeer { GSupplicantInterface *interface; char *path; unsigned char device_address[ETH_ALEN]; unsigned char iface_address[ETH_ALEN]; char *name; unsigned char *widi_ies; int widi_ies_length; char *identifier; unsigned int wps_capabilities; GSList *groups; const GSupplicantInterface *current_group_iface; bool connection_requested; }; struct _GSupplicantGroup { GSupplicantInterface *interface; GSupplicantInterface *orig_interface; char *path; int role; GSList *members; }; static inline void debug(const char *format, ...) { char str[256]; va_list ap; if (!callbacks_pointer->debug) return; va_start(ap, format); if (vsnprintf(str, sizeof(str), format, ap) > 0) callbacks_pointer->debug(str); va_end(ap); } #define SUPPLICANT_DBG(fmt, arg...) \ debug("%s:%s() " fmt, __FILE__, __FUNCTION__ , ## arg); static GSupplicantMode string2mode(const char *mode) { if (!mode) return G_SUPPLICANT_MODE_UNKNOWN; if (g_str_equal(mode, "infrastructure")) return G_SUPPLICANT_MODE_INFRA; else if (g_str_equal(mode, "ad-hoc")) return G_SUPPLICANT_MODE_IBSS; return G_SUPPLICANT_MODE_UNKNOWN; } static const char *mode2string(GSupplicantMode mode) { switch (mode) { case G_SUPPLICANT_MODE_UNKNOWN: break; case G_SUPPLICANT_MODE_INFRA: return "managed"; case G_SUPPLICANT_MODE_IBSS: return "adhoc"; case G_SUPPLICANT_MODE_MASTER: return "ap"; } return NULL; } static const char *security2string(GSupplicantSecurity security) { switch (security) { case G_SUPPLICANT_SECURITY_UNKNOWN: break; case G_SUPPLICANT_SECURITY_NONE: return "none"; case G_SUPPLICANT_SECURITY_WEP: return "wep"; case G_SUPPLICANT_SECURITY_PSK: return "psk"; case G_SUPPLICANT_SECURITY_IEEE8021X: return "ieee8021x"; } return NULL; } static GSupplicantState string2state(const char *state) { if (!state) return G_SUPPLICANT_STATE_UNKNOWN; if (g_str_equal(state, "unknown")) return G_SUPPLICANT_STATE_UNKNOWN; else if (g_str_equal(state, "interface_disabled")) return G_SUPPLICANT_STATE_DISABLED; else if (g_str_equal(state, "disconnected")) return G_SUPPLICANT_STATE_DISCONNECTED; else if (g_str_equal(state, "inactive")) return G_SUPPLICANT_STATE_INACTIVE; else if (g_str_equal(state, "scanning")) return G_SUPPLICANT_STATE_SCANNING; else if (g_str_equal(state, "authenticating")) return G_SUPPLICANT_STATE_AUTHENTICATING; else if (g_str_equal(state, "associating")) return G_SUPPLICANT_STATE_ASSOCIATING; else if (g_str_equal(state, "associated")) return G_SUPPLICANT_STATE_ASSOCIATED; else if (g_str_equal(state, "group_handshake")) return G_SUPPLICANT_STATE_GROUP_HANDSHAKE; else if (g_str_equal(state, "4way_handshake")) return G_SUPPLICANT_STATE_4WAY_HANDSHAKE; else if (g_str_equal(state, "completed")) return G_SUPPLICANT_STATE_COMPLETED; return G_SUPPLICANT_STATE_UNKNOWN; } static void callback_system_ready(void) { if (system_ready) return; system_ready = TRUE; if (!callbacks_pointer) return; if (!callbacks_pointer->system_ready) return; callbacks_pointer->system_ready(); } static void callback_system_killed(void) { system_ready = FALSE; if (!callbacks_pointer) return; if (!callbacks_pointer->system_killed) return; callbacks_pointer->system_killed(); } static void callback_interface_added(GSupplicantInterface *interface) { SUPPLICANT_DBG(""); if (!callbacks_pointer) return; if (!callbacks_pointer->interface_added) return; callbacks_pointer->interface_added(interface); } static void callback_interface_state(GSupplicantInterface *interface) { if (!callbacks_pointer) return; if (!callbacks_pointer->interface_state) return; callbacks_pointer->interface_state(interface); } static void callback_interface_removed(GSupplicantInterface *interface) { if (!callbacks_pointer) return; if (!callbacks_pointer->interface_removed) return; callbacks_pointer->interface_removed(interface); } #if !defined TIZEN_EXT static void callback_p2p_support(GSupplicantInterface *interface) { SUPPLICANT_DBG(""); if (!interface->p2p_support) return; if (callbacks_pointer && callbacks_pointer->p2p_support) callbacks_pointer->p2p_support(interface); } #endif static void callback_scan_started(GSupplicantInterface *interface) { if (!callbacks_pointer) return; if (!callbacks_pointer->scan_started) return; callbacks_pointer->scan_started(interface); } static void callback_scan_finished(GSupplicantInterface *interface) { if (!callbacks_pointer) return; if (!callbacks_pointer->scan_finished) return; callbacks_pointer->scan_finished(interface); } static void callback_network_added(GSupplicantNetwork *network) { if (!callbacks_pointer) return; if (!callbacks_pointer->network_added) return; callbacks_pointer->network_added(network); } static void callback_network_removed(GSupplicantNetwork *network) { if (!callbacks_pointer) return; if (!callbacks_pointer->network_removed) return; callbacks_pointer->network_removed(network); } #if defined TIZEN_EXT static void callback_network_merged(GSupplicantNetwork *network) { if (!callbacks_pointer) return; if (!callbacks_pointer->network_merged) return; callbacks_pointer->network_merged(network); } #endif static void callback_network_changed(GSupplicantNetwork *network, const char *property) { if (!callbacks_pointer) return; if (!callbacks_pointer->network_changed) return; callbacks_pointer->network_changed(network, property); } static void callback_peer_found(GSupplicantPeer *peer) { if (!callbacks_pointer) return; if (!callbacks_pointer->peer_found) return; callbacks_pointer->peer_found(peer); } static void callback_peer_lost(GSupplicantPeer *peer) { if (!callbacks_pointer) return; if (!callbacks_pointer->peer_lost) return; callbacks_pointer->peer_lost(peer); } static void callback_peer_changed(GSupplicantPeer *peer, GSupplicantPeerState state) { if (!callbacks_pointer) return; if (!callbacks_pointer->peer_changed) return; callbacks_pointer->peer_changed(peer, state); } static void callback_peer_request(GSupplicantPeer *peer) { if (!callbacks_pointer) return; if (!callbacks_pointer->peer_request) return; peer->connection_requested = true; callbacks_pointer->peer_request(peer); } static void remove_group(gpointer data) { GSupplicantGroup *group = data; if (group->members) g_slist_free_full(group->members, g_free); g_free(group->path); g_free(group); } static void remove_interface(gpointer data) { GSupplicantInterface *interface = data; g_hash_table_destroy(interface->bss_mapping); g_hash_table_destroy(interface->net_mapping); g_hash_table_destroy(interface->network_table); g_hash_table_destroy(interface->peer_table); g_hash_table_destroy(interface->group_table); if (interface->scan_callback) { SUPPLICANT_DBG("call interface %p callback %p scanning %d", interface, interface->scan_callback, interface->scanning); interface->scan_callback(-EIO, interface, interface->scan_data); interface->scan_callback = NULL; interface->scan_data = NULL; if (interface->scanning) { interface->scanning = FALSE; callback_scan_finished(interface); } } callback_interface_removed(interface); g_free(interface->wps_cred.key); g_free(interface->path); g_free(interface->network_path); #if defined TIZEN_EXT interface->network_path = NULL; #endif g_free(interface->ifname); g_free(interface->driver); g_free(interface->bridge); g_free(interface); } static void remove_network(gpointer data) { GSupplicantNetwork *network = data; g_hash_table_destroy(network->bss_table); callback_network_removed(network); g_hash_table_destroy(network->config_table); g_free(network->path); g_free(network->group); g_free(network->name); #if defined TIZEN_EXT g_free(network->eap); g_free(network->identity); g_free(network->phase2); #endif g_free(network); } static void remove_bss(gpointer data) { struct g_supplicant_bss *bss = data; g_free(bss->path); g_free(bss); } static void remove_peer(gpointer data) { GSupplicantPeer *peer = data; callback_peer_lost(peer); if (peer->groups) g_slist_free_full(peer->groups, g_free); if (peer_mapping) g_hash_table_remove(peer_mapping, peer->path); if (pending_peer_connection) g_hash_table_remove(pending_peer_connection, peer->path); g_free(peer->path); g_free(peer->name); g_free(peer->identifier); g_free(peer); } static void debug_strvalmap(const char *label, struct strvalmap *map, unsigned int val) { int i; for (i = 0; map[i].str; i++) { if (val & map[i].val) SUPPLICANT_DBG("%s: %s", label, map[i].str); } } static void interface_capability_keymgmt(DBusMessageIter *iter, void *user_data) { GSupplicantInterface *interface = user_data; const char *str = NULL; int i; dbus_message_iter_get_basic(iter, &str); if (!str) return; for (i = 0; keymgmt_map[i].str; i++) if (strcmp(str, keymgmt_map[i].str) == 0) { interface->keymgmt_capa |= keymgmt_map[i].val; break; } } static void interface_capability_authalg(DBusMessageIter *iter, void *user_data) { GSupplicantInterface *interface = user_data; const char *str = NULL; int i; dbus_message_iter_get_basic(iter, &str); if (!str) return; for (i = 0; authalg_capa_map[i].str; i++) if (strcmp(str, authalg_capa_map[i].str) == 0) { interface->authalg_capa |= authalg_capa_map[i].val; break; } } static void interface_capability_proto(DBusMessageIter *iter, void *user_data) { GSupplicantInterface *interface = user_data; const char *str = NULL; int i; dbus_message_iter_get_basic(iter, &str); if (!str) return; for (i = 0; proto_capa_map[i].str; i++) if (strcmp(str, proto_capa_map[i].str) == 0) { interface->proto_capa |= proto_capa_map[i].val; break; } } static void interface_capability_pairwise(DBusMessageIter *iter, void *user_data) { GSupplicantInterface *interface = user_data; const char *str = NULL; int i; dbus_message_iter_get_basic(iter, &str); if (!str) return; for (i = 0; pairwise_map[i].str; i++) if (strcmp(str, pairwise_map[i].str) == 0) { interface->pairwise_capa |= pairwise_map[i].val; break; } } static void interface_capability_group(DBusMessageIter *iter, void *user_data) { GSupplicantInterface *interface = user_data; const char *str = NULL; int i; dbus_message_iter_get_basic(iter, &str); if (!str) return; for (i = 0; group_map[i].str; i++) if (strcmp(str, group_map[i].str) == 0) { interface->group_capa |= group_map[i].val; break; } } static void interface_capability_scan(DBusMessageIter *iter, void *user_data) { GSupplicantInterface *interface = user_data; const char *str = NULL; int i; dbus_message_iter_get_basic(iter, &str); if (!str) return; for (i = 0; scan_capa_map[i].str; i++) if (strcmp(str, scan_capa_map[i].str) == 0) { interface->scan_capa |= scan_capa_map[i].val; break; } } static void interface_capability_mode(DBusMessageIter *iter, void *user_data) { GSupplicantInterface *interface = user_data; const char *str = NULL; int i; dbus_message_iter_get_basic(iter, &str); if (!str) return; for (i = 0; mode_capa_map[i].str; i++) if (strcmp(str, mode_capa_map[i].str) == 0) { interface->mode_capa |= mode_capa_map[i].val; break; } } static void interface_capability(const char *key, DBusMessageIter *iter, void *user_data) { GSupplicantInterface *interface = user_data; if (!key) return; if (g_strcmp0(key, "KeyMgmt") == 0) supplicant_dbus_array_foreach(iter, interface_capability_keymgmt, interface); else if (g_strcmp0(key, "AuthAlg") == 0) supplicant_dbus_array_foreach(iter, interface_capability_authalg, interface); else if (g_strcmp0(key, "Protocol") == 0) supplicant_dbus_array_foreach(iter, interface_capability_proto, interface); else if (g_strcmp0(key, "Pairwise") == 0) supplicant_dbus_array_foreach(iter, interface_capability_pairwise, interface); else if (g_strcmp0(key, "Group") == 0) supplicant_dbus_array_foreach(iter, interface_capability_group, interface); else if (g_strcmp0(key, "Scan") == 0) supplicant_dbus_array_foreach(iter, interface_capability_scan, interface); else if (g_strcmp0(key, "Modes") == 0) supplicant_dbus_array_foreach(iter, interface_capability_mode, interface); else if (g_strcmp0(key, "MaxScanSSID") == 0) { dbus_int32_t max_scan_ssid; dbus_message_iter_get_basic(iter, &max_scan_ssid); if (max_scan_ssid < 2) max_scan_ssid = 0; interface->max_scan_ssids = max_scan_ssid; } else SUPPLICANT_DBG("key %s type %c", key, dbus_message_iter_get_arg_type(iter)); } static void set_apscan(DBusMessageIter *iter, void *user_data) { unsigned int ap_scan = *(unsigned int *)user_data; dbus_message_iter_append_basic(iter, DBUS_TYPE_UINT32, &ap_scan); } int g_supplicant_interface_set_apscan(GSupplicantInterface *interface, unsigned int ap_scan) { return supplicant_dbus_property_set(interface->path, SUPPLICANT_INTERFACE ".Interface", "ApScan", DBUS_TYPE_UINT32_AS_STRING, set_apscan, NULL, &ap_scan, NULL); } void g_supplicant_interface_set_data(GSupplicantInterface *interface, void *data) { if (!interface) return; interface->data = data; if (!data) interface->scan_callback = NULL; } void *g_supplicant_interface_get_data(GSupplicantInterface *interface) { if (!interface) return NULL; return interface->data; } const char *g_supplicant_interface_get_ifname(GSupplicantInterface *interface) { if (!interface) return NULL; return interface->ifname; } const char *g_supplicant_interface_get_driver(GSupplicantInterface *interface) { if (!interface) return NULL; return interface->driver; } GSupplicantState g_supplicant_interface_get_state( GSupplicantInterface *interface) { if (!interface) return G_SUPPLICANT_STATE_UNKNOWN; return interface->state; } const char *g_supplicant_interface_get_wps_key(GSupplicantInterface *interface) { if (!interface) return NULL; return (const char *)interface->wps_cred.key; } const void *g_supplicant_interface_get_wps_ssid(GSupplicantInterface *interface, unsigned int *ssid_len) { if (!ssid_len) return NULL; if (!interface || interface->wps_cred.ssid_len == 0) { *ssid_len = 0; return NULL; } *ssid_len = interface->wps_cred.ssid_len; return interface->wps_cred.ssid; } GSupplicantWpsState g_supplicant_interface_get_wps_state( GSupplicantInterface *interface) { if (!interface) return G_SUPPLICANT_WPS_STATE_UNKNOWN; return interface->wps_state; } unsigned int g_supplicant_interface_get_mode(GSupplicantInterface *interface) { if (!interface) return 0; return interface->mode_capa; } unsigned int g_supplicant_interface_get_max_scan_ssids( GSupplicantInterface *interface) { if (!interface) return 0; if (interface->max_scan_ssids == 0) return WPAS_MAX_SCAN_SSIDS; return interface->max_scan_ssids; } static void set_network_enabled(DBusMessageIter *iter, void *user_data) { dbus_bool_t enable = *(dbus_bool_t *)user_data; dbus_message_iter_append_basic(iter, DBUS_TYPE_BOOLEAN, &enable); } int g_supplicant_interface_enable_selected_network(GSupplicantInterface *interface, dbus_bool_t enable) { if (!interface) return -1; if (!interface->network_path) return -1; SUPPLICANT_DBG(" "); return supplicant_dbus_property_set(interface->network_path, SUPPLICANT_INTERFACE ".Network", "Enabled", DBUS_TYPE_BOOLEAN_AS_STRING, set_network_enabled, NULL, &enable, NULL); } dbus_bool_t g_supplicant_interface_get_ready(GSupplicantInterface *interface) { if (!interface) return FALSE; return interface->ready; } GSupplicantInterface *g_supplicant_network_get_interface( GSupplicantNetwork *network) { if (!network) return NULL; return network->interface; } const char *g_supplicant_network_get_name(GSupplicantNetwork *network) { if (!network || !network->name) return ""; return network->name; } const char *g_supplicant_network_get_identifier(GSupplicantNetwork *network) { if (!network || !network->group) return ""; return network->group; } const char *g_supplicant_network_get_path(GSupplicantNetwork *network) { if (!network || !network->path) return NULL; return network->path; } const char *g_supplicant_network_get_mode(GSupplicantNetwork *network) { if (!network) return G_SUPPLICANT_MODE_UNKNOWN; return mode2string(network->mode); } const char *g_supplicant_network_get_security(GSupplicantNetwork *network) { if (!network) return G_SUPPLICANT_SECURITY_UNKNOWN; return security2string(network->security); } const void *g_supplicant_network_get_ssid(GSupplicantNetwork *network, unsigned int *ssid_len) { if (!network) { *ssid_len = 0; return NULL; } *ssid_len = network->ssid_len; return network->ssid; } dbus_int16_t g_supplicant_network_get_signal(GSupplicantNetwork *network) { if (!network) return 0; return network->signal; } dbus_uint16_t g_supplicant_network_get_frequency(GSupplicantNetwork *network) { if (!network) return 0; return network->frequency; } dbus_bool_t g_supplicant_network_get_wps(GSupplicantNetwork *network) { if (!network) return FALSE; return network->wps; } dbus_bool_t g_supplicant_network_is_wps_active(GSupplicantNetwork *network) { if (!network) return FALSE; if (network->wps_capabilities & G_SUPPLICANT_WPS_CONFIGURED) return TRUE; return FALSE; } dbus_bool_t g_supplicant_network_is_wps_pbc(GSupplicantNetwork *network) { if (!network) return FALSE; if (network->wps_capabilities & G_SUPPLICANT_WPS_PBC) return TRUE; return FALSE; } dbus_bool_t g_supplicant_network_is_wps_advertizing(GSupplicantNetwork *network) { if (!network) return FALSE; if (network->wps_capabilities & G_SUPPLICANT_WPS_REGISTRAR) return TRUE; return FALSE; } GSupplicantInterface *g_supplicant_peer_get_interface(GSupplicantPeer *peer) { if (!peer) return NULL; return peer->interface; } const char *g_supplicant_peer_get_path(GSupplicantPeer *peer) { if (!peer) return NULL; return peer->path; } const char *g_supplicant_peer_get_identifier(GSupplicantPeer *peer) { if (!peer) return NULL; return peer->identifier; } const void *g_supplicant_peer_get_device_address(GSupplicantPeer *peer) { if (!peer) return NULL; return peer->device_address; } const void *g_supplicant_peer_get_iface_address(GSupplicantPeer *peer) { if (!peer) return NULL; return peer->iface_address; } const char *g_supplicant_peer_get_name(GSupplicantPeer *peer) { if (!peer) return NULL; return peer->name; } #if defined TIZEN_EXT unsigned int g_supplicant_network_is_hs20AP(GSupplicantNetwork *network) { if (!network) return 0; return network->isHS20AP; } const char *g_supplicant_network_get_eap(GSupplicantNetwork *network) { if (!network || !network->eap) return NULL; return network->eap; } const char *g_supplicant_network_get_identity(GSupplicantNetwork *network) { if (!network || !network->identity) return NULL; return network->identity; } const char *g_supplicant_network_get_phase2(GSupplicantNetwork *network) { if (!network || !network->phase2) return NULL; return network->phase2; } #endif const unsigned char *g_supplicant_peer_get_widi_ies(GSupplicantPeer *peer, int *length) { if (!peer || !length) return NULL; *length = peer->widi_ies_length; return peer->widi_ies; } bool g_supplicant_peer_is_wps_pbc(GSupplicantPeer *peer) { if (!peer) return false; if (peer->wps_capabilities & G_SUPPLICANT_WPS_PBC) return true; return false; } bool g_supplicant_peer_is_wps_pin(GSupplicantPeer *peer) { if (!peer) return false; if (peer->wps_capabilities & G_SUPPLICANT_WPS_PIN) return true; return false; } bool g_supplicant_peer_is_in_a_group(GSupplicantPeer *peer) { if (!peer || !peer->groups) return false; return true; } GSupplicantInterface *g_supplicant_peer_get_group_interface(GSupplicantPeer *peer) { if (!peer) return NULL; return (GSupplicantInterface *) peer->current_group_iface; } bool g_supplicant_peer_is_client(GSupplicantPeer *peer) { GSupplicantGroup *group; GSList *list; if (!peer) return false; for (list = peer->groups; list; list = list->next) { const char *path = list->data; group = g_hash_table_lookup(group_mapping, path); if (!group) continue; if (group->role != G_SUPPLICANT_GROUP_ROLE_CLIENT || group->orig_interface != peer->interface) continue; if (group->interface == peer->current_group_iface) return true; } return false; } bool g_supplicant_peer_has_requested_connection(GSupplicantPeer *peer) { if (!peer) return false; return peer->connection_requested; } #if defined TIZEN_EXT /* * Description: Network client requires additional wifi specific info */ const unsigned char *g_supplicant_network_get_bssid(GSupplicantNetwork *network) { if (network == NULL || network->best_bss == NULL) return NULL; return (const unsigned char *)network->best_bss->bssid; } unsigned int g_supplicant_network_get_maxrate(GSupplicantNetwork *network) { if (network == NULL || network->best_bss == NULL) return 0; return network->best_bss->maxrate; } const char *g_supplicant_network_get_enc_mode(GSupplicantNetwork *network) { if (network == NULL || network->best_bss == NULL) return NULL; if (network->best_bss->security == G_SUPPLICANT_SECURITY_PSK || network->best_bss->security == G_SUPPLICANT_SECURITY_IEEE8021X) { unsigned int pairwise; pairwise = network->best_bss->rsn_pairwise | network->best_bss->wpa_pairwise; if ((pairwise & G_SUPPLICANT_PAIRWISE_CCMP) && (pairwise & G_SUPPLICANT_PAIRWISE_TKIP)) return "mixed"; else if (pairwise & G_SUPPLICANT_PAIRWISE_CCMP) return "aes"; else if (pairwise & G_SUPPLICANT_PAIRWISE_TKIP) return "tkip"; } else if (network->best_bss->security == G_SUPPLICANT_SECURITY_WEP) return "wep"; else if (network->best_bss->security == G_SUPPLICANT_SECURITY_NONE) return "none"; return NULL; } bool g_supplicant_network_get_rsn_selected(GSupplicantNetwork *network) { if (network == NULL || network->best_bss == NULL) return 0; if (network->best_bss->rsn_selected) return true; else return false; } #endif static void merge_network(GSupplicantNetwork *network) { GString *str; const char *ssid, *mode, *key_mgmt; #if defined TIZEN_EXT GSupplicantInterface *interface; const char *isHS20AP; const char *eap, *identity, *phase2; #endif unsigned int i, ssid_len; char *group; ssid = g_hash_table_lookup(network->config_table, "ssid"); mode = g_hash_table_lookup(network->config_table, "mode"); key_mgmt = g_hash_table_lookup(network->config_table, "key_mgmt"); #if defined TIZEN_EXT isHS20AP = g_hash_table_lookup(network->config_table, "isHS20AP"); eap = g_hash_table_lookup(network->config_table, "eap"); identity = g_hash_table_lookup(network->config_table, "identity"); phase2 = g_hash_table_lookup(network->config_table, "phase2"); interface = network->interface; #endif SUPPLICANT_DBG("ssid %s mode %s", ssid, mode); if (ssid) ssid_len = strlen(ssid); else ssid_len = 0; str = g_string_sized_new((ssid_len * 2) + 24); if (!str) return; for (i = 0; i < ssid_len; i++) #if defined TIZEN_EXT { if (ssid[i] != '"') #endif g_string_append_printf(str, "%02x", ssid[i]); #if defined TIZEN_EXT } #endif if (g_strcmp0(mode, "0") == 0) g_string_append_printf(str, "_managed"); else if (g_strcmp0(mode, "1") == 0) g_string_append_printf(str, "_adhoc"); if (g_strcmp0(key_mgmt, "WPA-PSK") == 0) g_string_append_printf(str, "_psk"); #if defined TIZEN_EXT else if (g_strcmp0(key_mgmt, "WPA-EAP") == 0) g_string_append_printf(str, "_ieee8021x"); else g_string_append_printf(str, "_none"); #endif group = g_string_free(str, FALSE); SUPPLICANT_DBG("%s", group); #if defined TIZEN_EXT if (g_strcmp0(isHS20AP, "1") == 0) { network->isHS20AP = 1; if (network->eap) g_free(network->eap); network->eap = g_strdup(eap); if (network->identity) g_free(network->identity); network->identity = g_strdup(identity); if (network->phase2) g_free(network->phase2); network->phase2 = g_strdup(phase2); } else network->isHS20AP = 0; if (interface) interface->network_path = g_strdup(network->path); network->group = g_strdup(group); callback_network_merged(network); #endif g_free(group); g_hash_table_destroy(network->config_table); g_free(network->path); g_free(network); } static void network_property(const char *key, DBusMessageIter *iter, void *user_data) { GSupplicantNetwork *network = user_data; if (!network->interface) return; if (!key) { merge_network(network); return; } if (g_strcmp0(key, "Enabled") == 0) { dbus_bool_t enabled = FALSE; dbus_message_iter_get_basic(iter, &enabled); } else if (dbus_message_iter_get_arg_type(iter) == DBUS_TYPE_STRING) { const char *str = NULL; dbus_message_iter_get_basic(iter, &str); if (str) { g_hash_table_replace(network->config_table, g_strdup(key), g_strdup(str)); } } else SUPPLICANT_DBG("key %s type %c", key, dbus_message_iter_get_arg_type(iter)); } static void interface_network_added(DBusMessageIter *iter, void *user_data) { GSupplicantInterface *interface = user_data; GSupplicantNetwork *network; const char *path = NULL; SUPPLICANT_DBG(""); dbus_message_iter_get_basic(iter, &path); if (!path) return; if (g_strcmp0(path, "/") == 0) return; network = g_hash_table_lookup(interface->net_mapping, path); if (network) return; network = g_try_new0(GSupplicantNetwork, 1); if (!network) return; network->interface = interface; network->path = g_strdup(path); network->config_table = g_hash_table_new_full(g_str_hash, g_str_equal, g_free, g_free); dbus_message_iter_next(iter); if (dbus_message_iter_get_arg_type(iter) != DBUS_TYPE_INVALID) { supplicant_dbus_property_foreach(iter, network_property, network); network_property(NULL, NULL, network); return; } supplicant_dbus_property_get_all(path, SUPPLICANT_INTERFACE ".Network", network_property, network, NULL); } static void interface_network_removed(DBusMessageIter *iter, void *user_data) { GSupplicantInterface *interface = user_data; GSupplicantNetwork *network; const char *path = NULL; dbus_message_iter_get_basic(iter, &path); if (!path) return; network = g_hash_table_lookup(interface->net_mapping, path); if (!network) return; g_hash_table_remove(interface->net_mapping, path); } static char *create_name(unsigned char *ssid, int ssid_len) { GString *string; const gchar *remainder, *invalid; int valid_bytes, remaining_bytes; if (ssid_len < 1 || ssid[0] == '\0') return g_strdup(""); string = NULL; remainder = (const gchar *)ssid; remaining_bytes = ssid_len; while (remaining_bytes != 0) { if (g_utf8_validate(remainder, remaining_bytes, &invalid)) { break; } valid_bytes = invalid - remainder; if (!string) string = g_string_sized_new(remaining_bytes); g_string_append_len(string, remainder, valid_bytes); /* append U+FFFD REPLACEMENT CHARACTER */ g_string_append(string, "\357\277\275"); remaining_bytes -= valid_bytes + 1; remainder = invalid + 1; } if (!string) return g_strndup((const gchar *)ssid, ssid_len + 1); g_string_append(string, remainder); return g_string_free(string, FALSE); } static char *create_group(struct g_supplicant_bss *bss) { GString *str; unsigned int i; const char *mode, *security; str = g_string_sized_new((bss->ssid_len * 2) + 24); if (!str) return NULL; if (bss->ssid_len > 0 && bss->ssid[0] != '\0') { for (i = 0; i < bss->ssid_len; i++) g_string_append_printf(str, "%02x", bss->ssid[i]); } else g_string_append_printf(str, "hidden"); mode = mode2string(bss->mode); if (mode) g_string_append_printf(str, "_%s", mode); security = security2string(bss->security); if (security) g_string_append_printf(str, "_%s", security); return g_string_free(str, FALSE); } static void add_or_replace_bss_to_network(struct g_supplicant_bss *bss) { GSupplicantInterface *interface = bss->interface; GSupplicantNetwork *network; char *group; group = create_group(bss); SUPPLICANT_DBG("New group created: %s", group); if (!group) return; network = g_hash_table_lookup(interface->network_table, group); if (network) { g_free(group); SUPPLICANT_DBG("Network %s already exist", network->name); goto done; } network = g_try_new0(GSupplicantNetwork, 1); if (!network) { g_free(group); return; } network->interface = interface; if (!network->path) network->path = g_strdup(bss->path); network->group = group; network->name = create_name(bss->ssid, bss->ssid_len); network->mode = bss->mode; network->security = bss->security; network->ssid_len = bss->ssid_len; memcpy(network->ssid, bss->ssid, bss->ssid_len); network->signal = bss->signal; network->frequency = bss->frequency; network->best_bss = bss; SUPPLICANT_DBG("New network %s created", network->name); network->bss_table = g_hash_table_new_full(g_str_hash, g_str_equal, NULL, remove_bss); network->config_table = g_hash_table_new_full(g_str_hash, g_str_equal, g_free, g_free); g_hash_table_replace(interface->network_table, network->group, network); callback_network_added(network); done: /* We update network's WPS properties if only bss provides WPS. */ if ((bss->keymgmt & G_SUPPLICANT_KEYMGMT_WPS) != 0) { network->wps = TRUE; network->wps_capabilities |= bss->wps_capabilities; } if (bss->signal > network->signal) { network->signal = bss->signal; network->best_bss = bss; callback_network_changed(network, "Signal"); } g_hash_table_replace(interface->bss_mapping, bss->path, network); g_hash_table_replace(network->bss_table, bss->path, bss); g_hash_table_replace(bss_mapping, bss->path, interface); } static void bss_rates(DBusMessageIter *iter, void *user_data) { struct g_supplicant_bss *bss = user_data; dbus_uint32_t rate = 0; dbus_message_iter_get_basic(iter, &rate); if (rate == 0) return; if (rate > bss->maxrate) bss->maxrate = rate; } static void bss_keymgmt(DBusMessageIter *iter, void *user_data) { unsigned int *keymgmt = user_data; const char *str = NULL; int i; dbus_message_iter_get_basic(iter, &str); if (!str) return; for (i = 0; keymgmt_map[i].str; i++) if (strcmp(str, keymgmt_map[i].str) == 0) { SUPPLICANT_DBG("Keymgmt: %s", str); *keymgmt |= keymgmt_map[i].val; break; } } static void bss_group(DBusMessageIter *iter, void *user_data) { unsigned int *group = user_data; const char *str = NULL; int i; dbus_message_iter_get_basic(iter, &str); if (!str) return; for (i = 0; group_map[i].str; i++) if (strcmp(str, group_map[i].str) == 0) { SUPPLICANT_DBG("Group: %s", str); *group |= group_map[i].val; break; } } static void bss_pairwise(DBusMessageIter *iter, void *user_data) { unsigned int *pairwise = user_data; const char *str = NULL; int i; dbus_message_iter_get_basic(iter, &str); if (!str) return; for (i = 0; pairwise_map[i].str; i++) if (strcmp(str, pairwise_map[i].str) == 0) { SUPPLICANT_DBG("Pairwise: %s", str); *pairwise |= pairwise_map[i].val; break; } } static void bss_wpa(const char *key, DBusMessageIter *iter, void *user_data) { struct g_supplicant_bss *bss = user_data; unsigned int value = 0; SUPPLICANT_DBG("Key: %s", key); if (g_strcmp0(key, "KeyMgmt") == 0) { supplicant_dbus_array_foreach(iter, bss_keymgmt, &value); if (bss->rsn_selected) bss->rsn_keymgmt = value; else bss->wpa_keymgmt = value; } else if (g_strcmp0(key, "Group") == 0) { supplicant_dbus_array_foreach(iter, bss_group, &value); if (bss->rsn_selected) bss->rsn_group = value; else bss->wpa_group = value; } else if (g_strcmp0(key, "Pairwise") == 0) { supplicant_dbus_array_foreach(iter, bss_pairwise, &value); if (bss->rsn_selected) bss->rsn_pairwise = value; else bss->wpa_pairwise = value; } } static unsigned int get_tlv(unsigned char *ie, unsigned int ie_size, unsigned int type) { unsigned int len = 0; while (len + 4 < ie_size) { unsigned int hi = ie[len]; unsigned int lo = ie[len + 1]; unsigned int tmp_type = (hi << 8) + lo; unsigned int v_len = 0; /* hi and lo are used to recreate an unsigned int * based on 2 8bits length unsigned int. */ hi = ie[len + 2]; lo = ie[len + 3]; v_len = (hi << 8) + lo; if (tmp_type == type) { unsigned int ret_value = 0; unsigned char *value = (unsigned char *)&ret_value; SUPPLICANT_DBG("IE: match type 0x%x", type); /* Verifying length relevance */ if (v_len > sizeof(unsigned int) || len + 4 + v_len > ie_size) break; memcpy(value, ie + len + 4, v_len); SUPPLICANT_DBG("returning 0x%x", ret_value); return ret_value; } len += v_len + 4; } SUPPLICANT_DBG("returning 0"); return 0; } static void bss_process_ies(DBusMessageIter *iter, void *user_data) { struct g_supplicant_bss *bss = user_data; const unsigned char WPS_OUI[] = { 0x00, 0x50, 0xf2, 0x04 }; unsigned char *ie, *ie_end; DBusMessageIter array; unsigned int value; int ie_len; #define WMM_WPA1_WPS_INFO 221 #define WPS_INFO_MIN_LEN 6 #define WPS_VERSION_TLV 0x104A #define WPS_STATE_TLV 0x1044 #define WPS_METHODS_TLV 0x1012 #define WPS_REGISTRAR_TLV 0x1041 #define WPS_VERSION 0x10 #define WPS_PBC 0x04 #define WPS_PIN 0x00 #define WPS_CONFIGURED 0x02 dbus_message_iter_recurse(iter, &array); dbus_message_iter_get_fixed_array(&array, &ie, &ie_len); if (!ie || ie_len < 2) return; bss->wps_capabilities = 0; bss->keymgmt = 0; for (ie_end = ie + ie_len; ie < ie_end && ie + ie[1] + 1 <= ie_end; ie += ie[1] + 2) { if (ie[0] != WMM_WPA1_WPS_INFO || ie[1] < WPS_INFO_MIN_LEN || memcmp(ie+2, WPS_OUI, sizeof(WPS_OUI)) != 0) continue; SUPPLICANT_DBG("IE: match WPS_OUI"); value = get_tlv(&ie[6], ie[1], WPS_STATE_TLV); if (get_tlv(&ie[6], ie[1], WPS_VERSION_TLV) == WPS_VERSION && value != 0) { bss->keymgmt |= G_SUPPLICANT_KEYMGMT_WPS; if (value == WPS_CONFIGURED) bss->wps_capabilities |= G_SUPPLICANT_WPS_CONFIGURED; } value = get_tlv(&ie[6], ie[1], WPS_METHODS_TLV); if (value != 0) { if (GUINT16_FROM_BE(value) == WPS_PBC) bss->wps_capabilities |= G_SUPPLICANT_WPS_PBC; if (GUINT16_FROM_BE(value) == WPS_PIN) bss->wps_capabilities |= G_SUPPLICANT_WPS_PIN; } else bss->wps_capabilities |= G_SUPPLICANT_WPS_PBC | G_SUPPLICANT_WPS_PIN; /* If the AP sends this it means it's advertizing * as a registrar and the WPS process is launched * on its side */ if (get_tlv(&ie[6], ie[1], WPS_REGISTRAR_TLV) != 0) bss->wps_capabilities |= G_SUPPLICANT_WPS_REGISTRAR; SUPPLICANT_DBG("WPS Methods 0x%x", bss->wps_capabilities); } } static void bss_compute_security(struct g_supplicant_bss *bss) { /* * Combining RSN and WPA keymgmt * We combine it since parsing IEs might have set something for WPS. */ bss->keymgmt |= bss->rsn_keymgmt | bss->wpa_keymgmt; bss->ieee8021x = FALSE; bss->psk = FALSE; if (bss->keymgmt & (G_SUPPLICANT_KEYMGMT_WPA_EAP | G_SUPPLICANT_KEYMGMT_WPA_FT_EAP | G_SUPPLICANT_KEYMGMT_WPA_EAP_256)) bss->ieee8021x = TRUE; if (bss->keymgmt & (G_SUPPLICANT_KEYMGMT_WPA_PSK | G_SUPPLICANT_KEYMGMT_WPA_FT_PSK | G_SUPPLICANT_KEYMGMT_WPA_PSK_256)) bss->psk = TRUE; if (bss->ieee8021x) bss->security = G_SUPPLICANT_SECURITY_IEEE8021X; else if (bss->psk) bss->security = G_SUPPLICANT_SECURITY_PSK; else if (bss->privacy) bss->security = G_SUPPLICANT_SECURITY_WEP; else bss->security = G_SUPPLICANT_SECURITY_NONE; } static void bss_property(const char *key, DBusMessageIter *iter, void *user_data) { struct g_supplicant_bss *bss = user_data; if (!bss->interface) return; SUPPLICANT_DBG("key %s", key); if (!key) return; if (g_strcmp0(key, "BSSID") == 0) { DBusMessageIter array; unsigned char *addr; int addr_len; dbus_message_iter_recurse(iter, &array); dbus_message_iter_get_fixed_array(&array, &addr, &addr_len); if (addr_len == 6) memcpy(bss->bssid, addr, addr_len); } else if (g_strcmp0(key, "SSID") == 0) { DBusMessageIter array; unsigned char *ssid; int ssid_len; dbus_message_iter_recurse(iter, &array); dbus_message_iter_get_fixed_array(&array, &ssid, &ssid_len); if (ssid_len > 0 && ssid_len < 33) { memcpy(bss->ssid, ssid, ssid_len); bss->ssid_len = ssid_len; } else { memset(bss->ssid, 0, sizeof(bss->ssid)); bss->ssid_len = 0; } } else if (g_strcmp0(key, "Capabilities") == 0) { dbus_uint16_t capabilities = 0x0000; dbus_message_iter_get_basic(iter, &capabilities); if (capabilities & IEEE80211_CAP_ESS) bss->mode = G_SUPPLICANT_MODE_INFRA; else if (capabilities & IEEE80211_CAP_IBSS) bss->mode = G_SUPPLICANT_MODE_IBSS; if (capabilities & IEEE80211_CAP_PRIVACY) bss->privacy = TRUE; } else if (g_strcmp0(key, "Mode") == 0) { const char *mode = NULL; dbus_message_iter_get_basic(iter, &mode); bss->mode = string2mode(mode); } else if (g_strcmp0(key, "Frequency") == 0) { dbus_uint16_t frequency = 0; dbus_message_iter_get_basic(iter, &frequency); bss->frequency = frequency; } else if (g_strcmp0(key, "Signal") == 0) { dbus_int16_t signal = 0; dbus_message_iter_get_basic(iter, &signal); bss->signal = signal; if (!bss->signal) bss->signal = BSS_UNKNOWN_STRENGTH; } else if (g_strcmp0(key, "Level") == 0) { dbus_int32_t level = 0; dbus_message_iter_get_basic(iter, &level); } else if (g_strcmp0(key, "Rates") == 0) { supplicant_dbus_array_foreach(iter, bss_rates, bss); } else if (g_strcmp0(key, "MaxRate") == 0) { dbus_uint32_t maxrate = 0; dbus_message_iter_get_basic(iter, &maxrate); if (maxrate != 0) bss->maxrate = maxrate; } else if (g_strcmp0(key, "Privacy") == 0) { dbus_bool_t privacy = FALSE; dbus_message_iter_get_basic(iter, &privacy); bss->privacy = privacy; } else if (g_strcmp0(key, "RSN") == 0) { bss->rsn_selected = TRUE; supplicant_dbus_property_foreach(iter, bss_wpa, bss); } else if (g_strcmp0(key, "WPA") == 0) { bss->rsn_selected = FALSE; supplicant_dbus_property_foreach(iter, bss_wpa, bss); } else if (g_strcmp0(key, "IEs") == 0) bss_process_ies(iter, bss); else SUPPLICANT_DBG("key %s type %c", key, dbus_message_iter_get_arg_type(iter)); } static struct g_supplicant_bss *interface_bss_added(DBusMessageIter *iter, void *user_data) { GSupplicantInterface *interface = user_data; GSupplicantNetwork *network; struct g_supplicant_bss *bss; const char *path = NULL; SUPPLICANT_DBG(""); dbus_message_iter_get_basic(iter, &path); if (!path) return NULL; if (g_strcmp0(path, "/") == 0) return NULL; SUPPLICANT_DBG("%s", path); network = g_hash_table_lookup(interface->bss_mapping, path); if (network) { bss = g_hash_table_lookup(network->bss_table, path); if (bss) return NULL; } bss = g_try_new0(struct g_supplicant_bss, 1); if (!bss) return NULL; bss->interface = interface; bss->path = g_strdup(path); bss->signal = BSS_UNKNOWN_STRENGTH; return bss; } static void interface_bss_added_with_keys(DBusMessageIter *iter, void *user_data) { struct g_supplicant_bss *bss; SUPPLICANT_DBG(""); bss = interface_bss_added(iter, user_data); if (!bss) return; dbus_message_iter_next(iter); if (dbus_message_iter_get_arg_type(iter) == DBUS_TYPE_INVALID) return; supplicant_dbus_property_foreach(iter, bss_property, bss); bss_compute_security(bss); add_or_replace_bss_to_network(bss); } static void interface_bss_added_without_keys(DBusMessageIter *iter, void *user_data) { struct g_supplicant_bss *bss; SUPPLICANT_DBG(""); bss = interface_bss_added(iter, user_data); if (!bss) return; supplicant_dbus_property_get_all(bss->path, SUPPLICANT_INTERFACE ".BSS", bss_property, bss, NULL); bss_compute_security(bss); add_or_replace_bss_to_network(bss); } static void update_signal(gpointer key, gpointer value, gpointer user_data) { struct g_supplicant_bss *bss = value; GSupplicantNetwork *network = user_data; if (bss->signal > network->signal) { network->signal = bss->signal; network->best_bss = bss; } } static void update_network_signal(GSupplicantNetwork *network) { if (g_hash_table_size(network->bss_table) <= 1 && network->best_bss) return; g_hash_table_foreach(network->bss_table, update_signal, network); SUPPLICANT_DBG("New network signal %d", network->signal); } static void interface_bss_removed(DBusMessageIter *iter, void *user_data) { GSupplicantInterface *interface = user_data; GSupplicantNetwork *network; struct g_supplicant_bss *bss = NULL; const char *path = NULL; dbus_message_iter_get_basic(iter, &path); if (!path) return; network = g_hash_table_lookup(interface->bss_mapping, path); if (!network) return; bss = g_hash_table_lookup(network->bss_table, path); if (network->best_bss == bss) { network->best_bss = NULL; network->signal = BSS_UNKNOWN_STRENGTH; } g_hash_table_remove(bss_mapping, path); g_hash_table_remove(interface->bss_mapping, path); g_hash_table_remove(network->bss_table, path); update_network_signal(network); if (g_hash_table_size(network->bss_table) == 0) g_hash_table_remove(interface->network_table, network->group); } static void set_config_methods(DBusMessageIter *iter, void *user_data) { const char *config_methods = "push_button"; dbus_message_iter_append_basic(iter, DBUS_TYPE_STRING, &config_methods); } static void interface_property(const char *key, DBusMessageIter *iter, void *user_data) { GSupplicantInterface *interface = user_data; if (!interface) return; SUPPLICANT_DBG("%s", key); if (!key) { debug_strvalmap("KeyMgmt capability", keymgmt_map, interface->keymgmt_capa); debug_strvalmap("AuthAlg capability", authalg_capa_map, interface->authalg_capa); debug_strvalmap("Protocol capability", proto_capa_map, interface->proto_capa); debug_strvalmap("Pairwise capability", pairwise_map, interface->pairwise_capa); debug_strvalmap("Group capability", group_map, interface->group_capa); debug_strvalmap("Scan capability", scan_capa_map, interface->scan_capa); debug_strvalmap("Mode capability", mode_capa_map, interface->mode_capa); supplicant_dbus_property_set(interface->path, SUPPLICANT_INTERFACE ".Interface.WPS", "ConfigMethods", DBUS_TYPE_STRING_AS_STRING, set_config_methods, NULL, NULL, NULL); if (interface->ready) callback_interface_added(interface); return; } if (g_strcmp0(key, "Capabilities") == 0) { supplicant_dbus_property_foreach(iter, interface_capability, interface); #if !defined TIZEN_EXT if (interface->mode_capa & G_SUPPLICANT_CAPABILITY_MODE_P2P) interface->p2p_support = true; #endif } else if (g_strcmp0(key, "State") == 0) { const char *str = NULL; dbus_message_iter_get_basic(iter, &str); if (str) if (string2state(str) != interface->state) { interface->state = string2state(str); callback_interface_state(interface); } if (interface->state == G_SUPPLICANT_STATE_DISABLED) interface->ready = FALSE; else interface->ready = TRUE; SUPPLICANT_DBG("state %s (%d)", str, interface->state); } else if (g_strcmp0(key, "Scanning") == 0) { dbus_bool_t scanning = FALSE; dbus_message_iter_get_basic(iter, &scanning); interface->scanning = scanning; if (interface->ready) { if (interface->scanning) callback_scan_started(interface); else callback_scan_finished(interface); } } else if (g_strcmp0(key, "ApScan") == 0) { int apscan = 1; dbus_message_iter_get_basic(iter, &apscan); interface->apscan = apscan; } else if (g_strcmp0(key, "Ifname") == 0) { const char *str = NULL; dbus_message_iter_get_basic(iter, &str); if (str) { g_free(interface->ifname); interface->ifname = g_strdup(str); } } else if (g_strcmp0(key, "Driver") == 0) { const char *str = NULL; dbus_message_iter_get_basic(iter, &str); if (str) { g_free(interface->driver); interface->driver = g_strdup(str); } } else if (g_strcmp0(key, "BridgeIfname") == 0) { const char *str = NULL; dbus_message_iter_get_basic(iter, &str); if (str) { g_free(interface->bridge); interface->bridge = g_strdup(str); } } else if (g_strcmp0(key, "CurrentBSS") == 0) { interface_bss_added_without_keys(iter, interface); } else if (g_strcmp0(key, "CurrentNetwork") == 0) { interface_network_added(iter, interface); } else if (g_strcmp0(key, "BSSs") == 0) { supplicant_dbus_array_foreach(iter, interface_bss_added_without_keys, interface); } else if (g_strcmp0(key, "Blobs") == 0) { /* Nothing */ } else if (g_strcmp0(key, "Networks") == 0) { supplicant_dbus_array_foreach(iter, interface_network_added, interface); } else SUPPLICANT_DBG("key %s type %c", key, dbus_message_iter_get_arg_type(iter)); } static void scan_network_update(DBusMessageIter *iter, void *user_data) { GSupplicantInterface *interface = user_data; GSupplicantNetwork *network; char *path; if (!iter) return; dbus_message_iter_get_basic(iter, &path); if (!path) return; if (g_strcmp0(path, "/") == 0) return; /* Update the network details based on scan BSS data */ network = g_hash_table_lookup(interface->bss_mapping, path); if (network) callback_network_added(network); } static void scan_bss_data(const char *key, DBusMessageIter *iter, void *user_data) { GSupplicantInterface *interface = user_data; if (iter) supplicant_dbus_array_foreach(iter, scan_network_update, interface); if (interface->scan_callback) interface->scan_callback(0, interface, interface->scan_data); interface->scan_callback = NULL; interface->scan_data = NULL; } static GSupplicantInterface *interface_alloc(const char *path) { GSupplicantInterface *interface; interface = g_try_new0(GSupplicantInterface, 1); if (!interface) return NULL; interface->path = g_strdup(path); interface->network_table = g_hash_table_new_full(g_str_hash, g_str_equal, NULL, remove_network); interface->peer_table = g_hash_table_new_full(g_str_hash, g_str_equal, NULL, remove_peer); interface->group_table = g_hash_table_new_full(g_str_hash, g_str_equal, NULL, remove_group); interface->net_mapping = g_hash_table_new_full(g_str_hash, g_str_equal, NULL, NULL); interface->bss_mapping = g_hash_table_new_full(g_str_hash, g_str_equal, NULL, NULL); g_hash_table_replace(interface_table, interface->path, interface); return interface; } static void interface_added(DBusMessageIter *iter, void *user_data) { GSupplicantInterface *interface; const char *path = NULL; SUPPLICANT_DBG(""); dbus_message_iter_get_basic(iter, &path); if (!path) return; if (g_strcmp0(path, "/") == 0) return; interface = g_hash_table_lookup(interface_table, path); if (interface) return; interface = interface_alloc(path); if (!interface) return; dbus_message_iter_next(iter); if (dbus_message_iter_get_arg_type(iter) != DBUS_TYPE_INVALID) { supplicant_dbus_property_foreach(iter, interface_property, interface); interface_property(NULL, NULL, interface); return; } supplicant_dbus_property_get_all(path, SUPPLICANT_INTERFACE ".Interface", interface_property, interface, interface); } static void interface_removed(DBusMessageIter *iter, void *user_data) { const char *path = NULL; GSupplicantInterface *interface = user_data; dbus_message_iter_get_basic(iter, &path); if (!path) return; interface = g_hash_table_lookup(interface_table, path); g_supplicant_interface_cancel(interface); g_hash_table_remove(interface_table, path); } static void eap_method(DBusMessageIter *iter, void *user_data) { const char *str = NULL; int i; dbus_message_iter_get_basic(iter, &str); if (!str) return; for (i = 0; eap_method_map[i].str; i++) if (strcmp(str, eap_method_map[i].str) == 0) { eap_methods |= eap_method_map[i].val; break; } } static void service_property(const char *key, DBusMessageIter *iter, void *user_data) { if (!key) { callback_system_ready(); return; } if (g_strcmp0(key, "DebugLevel") == 0) { const char *str = NULL; int i; dbus_message_iter_get_basic(iter, &str); for (i = 0; debug_strings[i]; i++) if (g_strcmp0(debug_strings[i], str) == 0) { debug_level = i; break; } SUPPLICANT_DBG("Debug level %d", debug_level); } else if (g_strcmp0(key, "DebugTimestamp") == 0) { dbus_message_iter_get_basic(iter, &debug_timestamp); SUPPLICANT_DBG("Debug timestamp %u", debug_timestamp); } else if (g_strcmp0(key, "DebugShowKeys") == 0) { dbus_message_iter_get_basic(iter, &debug_showkeys); SUPPLICANT_DBG("Debug show keys %u", debug_showkeys); } else if (g_strcmp0(key, "Interfaces") == 0) { supplicant_dbus_array_foreach(iter, interface_added, NULL); } else if (g_strcmp0(key, "EapMethods") == 0) { supplicant_dbus_array_foreach(iter, eap_method, NULL); debug_strvalmap("EAP method", eap_method_map, eap_methods); } else if (g_strcmp0(key, "Country") == 0) { const char *country = NULL; dbus_message_iter_get_basic(iter, &country); SUPPLICANT_DBG("Country %s", country); } else SUPPLICANT_DBG("key %s type %c", key, dbus_message_iter_get_arg_type(iter)); } static void signal_name_owner_changed(const char *path, DBusMessageIter *iter) { const char *name = NULL, *old = NULL, *new = NULL; SUPPLICANT_DBG(""); if (g_strcmp0(path, DBUS_PATH_DBUS) != 0) return; dbus_message_iter_get_basic(iter, &name); if (!name) return; if (g_strcmp0(name, SUPPLICANT_SERVICE) != 0) return; dbus_message_iter_next(iter); dbus_message_iter_get_basic(iter, &old); dbus_message_iter_next(iter); dbus_message_iter_get_basic(iter, &new); if (!old || !new) return; if (strlen(old) > 0 && strlen(new) == 0) { system_available = FALSE; g_hash_table_remove_all(bss_mapping); g_hash_table_remove_all(peer_mapping); g_hash_table_remove_all(group_mapping); g_hash_table_remove_all(interface_table); callback_system_killed(); } if (strlen(new) > 0 && strlen(old) == 0) { system_available = TRUE; supplicant_dbus_property_get_all(SUPPLICANT_PATH, SUPPLICANT_INTERFACE, service_property, NULL, NULL); } } static void signal_properties_changed(const char *path, DBusMessageIter *iter) { SUPPLICANT_DBG(""); if (g_strcmp0(path, SUPPLICANT_PATH) != 0) return; supplicant_dbus_property_foreach(iter, service_property, NULL); } static void signal_interface_added(const char *path, DBusMessageIter *iter) { SUPPLICANT_DBG("path %s %s", path, SUPPLICANT_PATH); if (g_strcmp0(path, SUPPLICANT_PATH) == 0) interface_added(iter, NULL); } static void signal_interface_removed(const char *path, DBusMessageIter *iter) { SUPPLICANT_DBG(""); if (g_strcmp0(path, SUPPLICANT_PATH) == 0) interface_removed(iter, NULL); } static void signal_interface_changed(const char *path, DBusMessageIter *iter) { GSupplicantInterface *interface; SUPPLICANT_DBG(""); interface = g_hash_table_lookup(interface_table, path); if (!interface) return; supplicant_dbus_property_foreach(iter, interface_property, interface); } static void signal_scan_done(const char *path, DBusMessageIter *iter) { GSupplicantInterface *interface; dbus_bool_t success = FALSE; SUPPLICANT_DBG(""); interface = g_hash_table_lookup(interface_table, path); if (!interface) return; dbus_message_iter_get_basic(iter, &success); if (interface->scanning) { callback_scan_finished(interface); interface->scanning = FALSE; } /* * If scan is unsuccessful return -EIO else get the scanned BSSs * and update the network details accordingly */ if (!success) { if (interface->scan_callback) interface->scan_callback(-EIO, interface, interface->scan_data); interface->scan_callback = NULL; interface->scan_data = NULL; return; } supplicant_dbus_property_get(path, SUPPLICANT_INTERFACE ".Interface", "BSSs", scan_bss_data, interface, interface); } static void signal_bss_added(const char *path, DBusMessageIter *iter) { GSupplicantInterface *interface; SUPPLICANT_DBG(""); interface = g_hash_table_lookup(interface_table, path); if (!interface) return; interface_bss_added_with_keys(iter, interface); } static void signal_bss_removed(const char *path, DBusMessageIter *iter) { GSupplicantInterface *interface; SUPPLICANT_DBG(""); interface = g_hash_table_lookup(interface_table, path); if (!interface) return; interface_bss_removed(iter, interface); } static void signal_network_added(const char *path, DBusMessageIter *iter) { GSupplicantInterface *interface; SUPPLICANT_DBG(""); interface = g_hash_table_lookup(interface_table, path); if (!interface) return; interface_network_added(iter, interface); } static void signal_network_removed(const char *path, DBusMessageIter *iter) { GSupplicantInterface *interface; SUPPLICANT_DBG(""); interface = g_hash_table_lookup(interface_table, path); if (!interface) return; interface_network_removed(iter, interface); } static void signal_bss_changed(const char *path, DBusMessageIter *iter) { GSupplicantInterface *interface; GSupplicantNetwork *network; GSupplicantSecurity old_security; struct g_supplicant_bss *bss; SUPPLICANT_DBG(""); interface = g_hash_table_lookup(bss_mapping, path); if (!interface) return; network = g_hash_table_lookup(interface->bss_mapping, path); if (!network) return; bss = g_hash_table_lookup(network->bss_table, path); if (!bss) return; supplicant_dbus_property_foreach(iter, bss_property, bss); old_security = network->security; bss_compute_security(bss); if (old_security != bss->security) { struct g_supplicant_bss *new_bss; SUPPLICANT_DBG("New network security for %s", bss->ssid); /* Security change policy: * - we first copy the current bss into a new one with * its own pointer (path) * - we remove the current bss related network which will * tell the plugin about such removal. This is done due * to the fact that a security change means a group change * so a complete network change. * (current bss becomes invalid as well) * - we add the new bss: it adds new network and tell the * plugin about it. */ new_bss = g_try_new0(struct g_supplicant_bss, 1); if (!new_bss) return; memcpy(new_bss, bss, sizeof(struct g_supplicant_bss)); new_bss->path = g_strdup(bss->path); g_hash_table_remove(interface->network_table, network->group); add_or_replace_bss_to_network(new_bss); return; } #if defined TIZEN_EXT if ((bss->keymgmt & G_SUPPLICANT_KEYMGMT_WPS) != 0) { network->wps = TRUE; network->wps_capabilities |= bss->wps_capabilities; } else network->wps = FALSE; #endif if (bss->signal == network->signal) #ifndef TIZEN_EXT return; #else { callback_network_changed(network, ""); return; } #endif /* * If the new signal is lower than the SSID signal, we need * to check for the new maximum. */ if (bss->signal < network->signal) { if (bss != network->best_bss) #ifndef TIZEN_EXT return; #else { callback_network_changed(network, ""); return; } #endif network->signal = bss->signal; update_network_signal(network); } else { network->signal = bss->signal; network->best_bss = bss; } SUPPLICANT_DBG("New network signal for %s %d dBm", network->ssid, network->signal); callback_network_changed(network, "Signal"); } static void wps_credentials(const char *key, DBusMessageIter *iter, void *user_data) { GSupplicantInterface *interface = user_data; if (!key) return; SUPPLICANT_DBG("key %s", key); if (g_strcmp0(key, "Key") == 0) { DBusMessageIter array; unsigned char *key_val; int key_len; dbus_message_iter_recurse(iter, &array); dbus_message_iter_get_fixed_array(&array, &key_val, &key_len); g_free(interface->wps_cred.key); interface->wps_cred.key = g_try_malloc0( sizeof(char) * key_len + 1); if (!interface->wps_cred.key) return; memcpy(interface->wps_cred.key, key_val, sizeof(char) * key_len); SUPPLICANT_DBG("WPS key present"); } else if (g_strcmp0(key, "SSID") == 0) { DBusMessageIter array; unsigned char *ssid; int ssid_len; dbus_message_iter_recurse(iter, &array); dbus_message_iter_get_fixed_array(&array, &ssid, &ssid_len); if (ssid_len > 0 && ssid_len < 33) { memcpy(interface->wps_cred.ssid, ssid, ssid_len); interface->wps_cred.ssid_len = ssid_len; } else { memset(interface->wps_cred.ssid, 0, 32); interface->wps_cred.ssid_len = 0; } } } static void signal_wps_credentials(const char *path, DBusMessageIter *iter) { GSupplicantInterface *interface; SUPPLICANT_DBG(""); interface = g_hash_table_lookup(interface_table, path); if (!interface) return; supplicant_dbus_property_foreach(iter, wps_credentials, interface); } static void wps_event_args(const char *key, DBusMessageIter *iter, void *user_data) { GSupplicantInterface *interface = user_data; if (!key || !interface) return; SUPPLICANT_DBG("Arg Key %s", key); } static void signal_wps_event(const char *path, DBusMessageIter *iter) { GSupplicantInterface *interface; const char *name = NULL; SUPPLICANT_DBG(""); interface = g_hash_table_lookup(interface_table, path); if (!interface) return; dbus_message_iter_get_basic(iter, &name); SUPPLICANT_DBG("Name: %s", name); if (g_strcmp0(name, "success") == 0) interface->wps_state = G_SUPPLICANT_WPS_STATE_SUCCESS; else if (g_strcmp0(name, "failed") == 0) interface->wps_state = G_SUPPLICANT_WPS_STATE_FAIL; else interface->wps_state = G_SUPPLICANT_WPS_STATE_UNKNOWN; if (!dbus_message_iter_has_next(iter)) return; dbus_message_iter_next(iter); supplicant_dbus_property_foreach(iter, wps_event_args, interface); } #if defined TIZEN_EXT static void signal_power_off(const char *path, DBusMessageIter *iter) { int poweroff_state = 0; dbus_message_iter_get_basic(iter, &poweroff_state); SUPPLICANT_DBG("poweroff_state(%d)", poweroff_state); /* POWER_OFF_DIRECT 2 && POWER_OFF_RESTART 3 */ if (poweroff_state != 2 && poweroff_state != 3) return; if (callbacks_pointer == NULL) return; if (callbacks_pointer->system_power_off == NULL) return; callbacks_pointer->system_power_off(); } #endif static void signal_station_connected(const char *path, DBusMessageIter *iter) { GSupplicantInterface *interface; const char *sta_mac = NULL; SUPPLICANT_DBG("path %s %s", path, SUPPLICANT_PATH); if (callbacks_pointer->add_station == NULL) return; if (g_strcmp0(path, "/") == 0) return; interface = g_hash_table_lookup(interface_table, path); if (interface == NULL) return; dbus_message_iter_get_basic(iter, &sta_mac); if (sta_mac == NULL) return; SUPPLICANT_DBG("New station %s connected", sta_mac); callbacks_pointer->add_station(sta_mac); } static void signal_station_disconnected(const char *path, DBusMessageIter *iter) { GSupplicantInterface *interface; const char *sta_mac = NULL; SUPPLICANT_DBG("path %s %s", path, SUPPLICANT_PATH); if (callbacks_pointer->remove_station == NULL) return; if (g_strcmp0(path, "/") == 0) return; interface = g_hash_table_lookup(interface_table, path); if (interface == NULL) return; dbus_message_iter_get_basic(iter, &sta_mac); if (sta_mac == NULL) return; SUPPLICANT_DBG("Station %s disconnected", sta_mac); callbacks_pointer->remove_station(sta_mac); } static void create_peer_identifier(GSupplicantPeer *peer) { const unsigned char test[ETH_ALEN] = {}; if (!peer) return; if (!memcmp(peer->device_address, test, ETH_ALEN)) { peer->identifier = g_strdup(peer->name); return; } peer->identifier = g_malloc0(19); snprintf(peer->identifier, 19, "%02x%02x%02x%02x%02x%02x", peer->device_address[0], peer->device_address[1], peer->device_address[2], peer->device_address[3], peer->device_address[4], peer->device_address[5]); } struct peer_property_data { GSupplicantPeer *peer; GSList *old_groups; bool groups_changed; bool services_changed; }; static void peer_groups_relation(DBusMessageIter *iter, void *user_data) { struct peer_property_data *data = user_data; GSupplicantPeer *peer = data->peer; GSupplicantGroup *group; const char *str = NULL; GSList *elem; dbus_message_iter_get_basic(iter, &str); if (!str) return; group = g_hash_table_lookup(group_mapping, str); if (!group) return; elem = g_slist_find_custom(data->old_groups, str, g_str_equal); if (elem) { data->old_groups = g_slist_remove_link(data->old_groups, elem); peer->groups = g_slist_concat(elem, peer->groups); } else { peer->groups = g_slist_prepend(peer->groups, g_strdup(str)); data->groups_changed = true; } } static void peer_property(const char *key, DBusMessageIter *iter, void *user_data) { GSupplicantPeer *pending_peer; struct peer_property_data *data = user_data; GSupplicantPeer *peer = data->peer; SUPPLICANT_DBG("key: %s", key); if (!peer->interface) return; if (!key) { if (peer->name) { create_peer_identifier(peer); callback_peer_found(peer); pending_peer = g_hash_table_lookup( pending_peer_connection, peer->path); if (pending_peer && pending_peer == peer) { callback_peer_request(peer); g_hash_table_remove(pending_peer_connection, peer->path); } dbus_free(data); } return; } if (g_strcmp0(key, "DeviceAddress") == 0) { unsigned char *dev_addr; DBusMessageIter array; int len; dbus_message_iter_recurse(iter, &array); dbus_message_iter_get_fixed_array(&array, &dev_addr, &len); if (len == ETH_ALEN) memcpy(peer->device_address, dev_addr, len); } else if (g_strcmp0(key, "DeviceName") == 0) { const char *str = NULL; dbus_message_iter_get_basic(iter, &str); if (str) peer->name = g_strdup(str); } else if (g_strcmp0(key, "config_method") == 0) { uint16_t wps_config; dbus_message_iter_get_basic(iter, &wps_config); if (wps_config & G_SUPPLICANT_WPS_CONFIG_PBC) peer->wps_capabilities |= G_SUPPLICANT_WPS_PBC; if (wps_config & ~G_SUPPLICANT_WPS_CONFIG_PBC) peer->wps_capabilities |= G_SUPPLICANT_WPS_PIN; } else if (g_strcmp0(key, "Groups") == 0) { data->old_groups = peer->groups; peer->groups = NULL; supplicant_dbus_array_foreach(iter, peer_groups_relation, data); if (g_slist_length(data->old_groups) > 0) { g_slist_free_full(data->old_groups, g_free); data->groups_changed = true; } } else if (g_strcmp0(key, "IEs") == 0) { DBusMessageIter array; unsigned char *ie; int ie_len; dbus_message_iter_recurse(iter, &array); dbus_message_iter_get_fixed_array(&array, &ie, &ie_len); if (!ie || ie_len < 2) return; if (peer->widi_ies) { if (memcmp(peer->widi_ies, ie, ie_len) == 0) return; g_free(peer->widi_ies); peer->widi_ies_length = 0; } peer->widi_ies = g_malloc0(ie_len * sizeof(unsigned char)); memcpy(peer->widi_ies, ie, ie_len); peer->widi_ies_length = ie_len; data->services_changed = true; } } static void signal_peer_found(const char *path, DBusMessageIter *iter) { struct peer_property_data *property_data; GSupplicantInterface *interface; const char *obj_path = NULL; GSupplicantPeer *peer; SUPPLICANT_DBG(""); interface = g_hash_table_lookup(interface_table, path); if (!interface) return; dbus_message_iter_get_basic(iter, &obj_path); if (!obj_path || g_strcmp0(obj_path, "/") == 0) return; peer = g_hash_table_lookup(interface->peer_table, obj_path); if (peer) return; peer = g_try_new0(GSupplicantPeer, 1); if (!peer) return; peer->interface = interface; peer->path = g_strdup(obj_path); g_hash_table_insert(interface->peer_table, peer->path, peer); g_hash_table_replace(peer_mapping, peer->path, interface); property_data = dbus_malloc0(sizeof(struct peer_property_data)); property_data->peer = peer; dbus_message_iter_next(iter); if (dbus_message_iter_get_arg_type(iter) != DBUS_TYPE_INVALID) { supplicant_dbus_property_foreach(iter, peer_property, property_data); peer_property(NULL, NULL, property_data); return; } supplicant_dbus_property_get_all(obj_path, SUPPLICANT_INTERFACE ".Peer", peer_property, property_data, NULL); } static void signal_peer_lost(const char *path, DBusMessageIter *iter) { GSupplicantInterface *interface; const char *obj_path = NULL; GSupplicantPeer *peer; SUPPLICANT_DBG(""); interface = g_hash_table_lookup(interface_table, path); if (!interface) return; dbus_message_iter_get_basic(iter, &obj_path); if (!obj_path || g_strcmp0(obj_path, "/") == 0) return; peer = g_hash_table_lookup(interface->peer_table, obj_path); if (!peer) return; g_hash_table_remove(interface->peer_table, obj_path); } static void signal_peer_changed(const char *path, DBusMessageIter *iter) { struct peer_property_data *property_data; GSupplicantInterface *interface; GSupplicantPeer *peer; SUPPLICANT_DBG(""); interface = g_hash_table_lookup(peer_mapping, path); if (!interface) return; peer = g_hash_table_lookup(interface->peer_table, path); if (!peer) { g_hash_table_remove(peer_mapping, path); return; } property_data = dbus_malloc0(sizeof(struct peer_property_data)); property_data->peer = peer; supplicant_dbus_property_foreach(iter, peer_property, property_data); if (property_data->services_changed) callback_peer_changed(peer, G_SUPPLICANT_PEER_SERVICES_CHANGED); if (property_data->groups_changed) callback_peer_changed(peer, G_SUPPLICANT_PEER_GROUP_CHANGED); dbus_free(property_data); if (!g_supplicant_peer_is_in_a_group(peer)) peer->connection_requested = false; } struct group_sig_data { const char *peer_obj_path; unsigned char iface_address[ETH_ALEN]; const char *interface_obj_path; const char *group_obj_path; int role; }; static void group_sig_property(const char *key, DBusMessageIter *iter, void *user_data) { struct group_sig_data *data = user_data; if (!key) return; if (g_strcmp0(key, "peer_interface_addr") == 0) { unsigned char *dev_addr; DBusMessageIter array; int len; dbus_message_iter_recurse(iter, &array); dbus_message_iter_get_fixed_array(&array, &dev_addr, &len); if (len == ETH_ALEN) memcpy(data->iface_address, dev_addr, len); } else if (g_strcmp0(key, "role") == 0) { const char *str = NULL; dbus_message_iter_get_basic(iter, &str); if (g_strcmp0(str, "GO") == 0) data->role = G_SUPPLICANT_GROUP_ROLE_GO; else data->role = G_SUPPLICANT_GROUP_ROLE_CLIENT; } else if (g_strcmp0(key, "peer_object") == 0) dbus_message_iter_get_basic(iter, &data->peer_obj_path); else if (g_strcmp0(key, "interface_object") == 0) dbus_message_iter_get_basic(iter, &data->interface_obj_path); else if (g_strcmp0(key, "group_object") == 0) dbus_message_iter_get_basic(iter, &data->group_obj_path); } static void signal_group_success(const char *path, DBusMessageIter *iter) { GSupplicantInterface *interface; struct group_sig_data data = {}; GSupplicantPeer *peer; SUPPLICANT_DBG(""); interface = g_hash_table_lookup(interface_table, path); if (!interface) return; supplicant_dbus_property_foreach(iter, group_sig_property, &data); if (!data.peer_obj_path) return; peer = g_hash_table_lookup(interface->peer_table, data.peer_obj_path); if (!peer) return; memcpy(peer->iface_address, data.iface_address, ETH_ALEN); interface->pending_peer_path = peer->path; } static void signal_group_failure(const char *path, DBusMessageIter *iter) { GSupplicantInterface *interface; struct group_sig_data data = {}; GSupplicantPeer *peer; SUPPLICANT_DBG(""); interface = g_hash_table_lookup(interface_table, path); if (!interface) return; supplicant_dbus_property_foreach(iter, group_sig_property, &data); if (!data.peer_obj_path) return; peer = g_hash_table_lookup(interface->peer_table, data.peer_obj_path); if (!peer) return; callback_peer_changed(peer, G_SUPPLICANT_PEER_GROUP_FAILED); peer->connection_requested = false; } static void signal_group_started(const char *path, DBusMessageIter *iter) { GSupplicantInterface *interface, *g_interface; struct group_sig_data data = {}; GSupplicantGroup *group; GSupplicantPeer *peer; SUPPLICANT_DBG(""); interface = g_hash_table_lookup(interface_table, path); if (!interface) return; supplicant_dbus_property_foreach(iter, group_sig_property, &data); if (!data.interface_obj_path || !data.group_obj_path) return; peer = g_hash_table_lookup(interface->peer_table, interface->pending_peer_path); interface->pending_peer_path = NULL; if (!peer) return; g_interface = g_hash_table_lookup(interface_table, data.interface_obj_path); if (!g_interface) return; group = g_hash_table_lookup(interface->group_table, data.group_obj_path); if (group) return; group = g_try_new0(GSupplicantGroup, 1); if (!group) return; group->interface = g_interface; group->orig_interface = interface; group->path = g_strdup(data.group_obj_path); group->role = data.role; g_hash_table_insert(interface->group_table, group->path, group); g_hash_table_replace(group_mapping, group->path, group); peer->current_group_iface = g_interface; callback_peer_changed(peer, G_SUPPLICANT_PEER_GROUP_STARTED); } static void remove_peer_group_interface(GHashTable *group_table, const char* path) { GSupplicantGroup *group; GHashTableIter iter; gpointer value, key; if (!group_table) return; group = g_hash_table_lookup(group_table, path); if (!group || !group->orig_interface) return; g_hash_table_iter_init(&iter, group->orig_interface->peer_table); while (g_hash_table_iter_next(&iter, &key, &value)) { GSupplicantPeer *peer = value; if (peer->current_group_iface == group->interface) peer->current_group_iface = NULL; } } static void signal_group_finished(const char *path, DBusMessageIter *iter) { GSupplicantInterface *interface; struct group_sig_data data = {}; SUPPLICANT_DBG(""); interface = g_hash_table_lookup(interface_table, path); if (!interface) return; supplicant_dbus_property_foreach(iter, group_sig_property, &data); if (!data.interface_obj_path || !data.group_obj_path) return; remove_peer_group_interface(interface->group_table, data.group_obj_path); g_hash_table_remove(group_mapping, data.group_obj_path); g_hash_table_remove(interface->group_table, data.group_obj_path); } static void signal_group_request(const char *path, DBusMessageIter *iter) { GSupplicantInterface *interface; GSupplicantPeer *peer; const char *obj_path; SUPPLICANT_DBG(""); interface = g_hash_table_lookup(interface_table, path); if (!interface) return; dbus_message_iter_get_basic(iter, &obj_path); if (!obj_path || !g_strcmp0(obj_path, "/")) return; peer = g_hash_table_lookup(interface->peer_table, obj_path); if (!peer) return; /* * Peer has been previously found and property set, * otherwise, defer connection to when peer property * is set. */ if (peer->identifier) callback_peer_request(peer); else g_hash_table_replace(pending_peer_connection, peer->path, peer); } static void signal_group_peer_joined(const char *path, DBusMessageIter *iter) { const char *peer_path = NULL; GSupplicantInterface *interface; GSupplicantGroup *group; GSupplicantPeer *peer; SUPPLICANT_DBG(""); group = g_hash_table_lookup(group_mapping, path); if (!group) return; dbus_message_iter_get_basic(iter, &peer_path); if (!peer_path) return; interface = g_hash_table_lookup(peer_mapping, peer_path); if (!interface) return; peer = g_hash_table_lookup(interface->peer_table, peer_path); if (!peer) return; group->members = g_slist_prepend(group->members, g_strdup(peer_path)); callback_peer_changed(peer, G_SUPPLICANT_PEER_GROUP_JOINED); } static void signal_group_peer_disconnected(const char *path, DBusMessageIter *iter) { const char *peer_path = NULL; GSupplicantInterface *interface; GSupplicantGroup *group; GSupplicantPeer *peer; GSList *elem; SUPPLICANT_DBG(""); group = g_hash_table_lookup(group_mapping, path); if (!group) return; dbus_message_iter_get_basic(iter, &peer_path); if (!peer_path) return; for (elem = group->members; elem; elem = elem->next) { if (!g_strcmp0(elem->data, peer_path)) break; } if (!elem) return; g_free(elem->data); group->members = g_slist_delete_link(group->members, elem); interface = g_hash_table_lookup(peer_mapping, peer_path); if (!interface) return; peer = g_hash_table_lookup(interface->peer_table, peer_path); if (!peer) return; callback_peer_changed(peer, G_SUPPLICANT_PEER_GROUP_DISCONNECTED); peer->connection_requested = false; } static struct { const char *interface; const char *member; void (*function) (const char *path, DBusMessageIter *iter); } signal_map[] = { { DBUS_INTERFACE_DBUS, "NameOwnerChanged", signal_name_owner_changed }, { SUPPLICANT_INTERFACE, "PropertiesChanged", signal_properties_changed }, { SUPPLICANT_INTERFACE, "InterfaceAdded", signal_interface_added }, { SUPPLICANT_INTERFACE, "InterfaceCreated", signal_interface_added }, { SUPPLICANT_INTERFACE, "InterfaceRemoved", signal_interface_removed }, { SUPPLICANT_INTERFACE ".Interface", "PropertiesChanged", signal_interface_changed }, { SUPPLICANT_INTERFACE ".Interface", "ScanDone", signal_scan_done }, { SUPPLICANT_INTERFACE ".Interface", "BSSAdded", signal_bss_added }, { SUPPLICANT_INTERFACE ".Interface", "BSSRemoved", signal_bss_removed }, { SUPPLICANT_INTERFACE ".Interface", "NetworkAdded", signal_network_added }, { SUPPLICANT_INTERFACE ".Interface", "NetworkRemoved", signal_network_removed }, { SUPPLICANT_INTERFACE ".BSS", "PropertiesChanged", signal_bss_changed }, { SUPPLICANT_INTERFACE ".Interface.WPS", "Credentials", signal_wps_credentials }, { SUPPLICANT_INTERFACE ".Interface.WPS", "Event", signal_wps_event }, #if defined TIZEN_EXT { "org.tizen.system.deviced.PowerOff", "ChangeState", signal_power_off }, #endif { SUPPLICANT_INTERFACE".Interface", "StaAuthorized", signal_station_connected }, { SUPPLICANT_INTERFACE".Interface", "StaDeauthorized", signal_station_disconnected }, { SUPPLICANT_INTERFACE ".Interface.P2PDevice", "DeviceFound", signal_peer_found }, { SUPPLICANT_INTERFACE ".Interface.P2PDevice", "DeviceLost", signal_peer_lost }, { SUPPLICANT_INTERFACE ".Peer", "PropertiesChanged", signal_peer_changed }, { SUPPLICANT_INTERFACE ".Interface.P2PDevice", "GONegotiationSuccess", signal_group_success }, { SUPPLICANT_INTERFACE ".Interface.P2PDevice", "GONegotiationFailure", signal_group_failure }, { SUPPLICANT_INTERFACE ".Interface.P2PDevice", "GroupStarted", signal_group_started }, { SUPPLICANT_INTERFACE ".Interface.P2PDevice", "GroupFinished", signal_group_finished }, { SUPPLICANT_INTERFACE ".Interface.P2PDevice", "GONegotiationRequest", signal_group_request }, { SUPPLICANT_INTERFACE ".Group", "PeerJoined", signal_group_peer_joined }, { SUPPLICANT_INTERFACE ".Group", "PeerDisconnected", signal_group_peer_disconnected }, { } }; static DBusHandlerResult g_supplicant_filter(DBusConnection *conn, DBusMessage *message, void *data) { DBusMessageIter iter; const char *path; int i; path = dbus_message_get_path(message); if (!path) return DBUS_HANDLER_RESULT_NOT_YET_HANDLED; if (!dbus_message_iter_init(message, &iter)) return DBUS_HANDLER_RESULT_NOT_YET_HANDLED; for (i = 0; signal_map[i].interface; i++) { if (!dbus_message_has_interface(message, signal_map[i].interface)) continue; if (!dbus_message_has_member(message, signal_map[i].member)) continue; signal_map[i].function(path, &iter); break; } return DBUS_HANDLER_RESULT_NOT_YET_HANDLED; } void g_supplicant_interface_cancel(GSupplicantInterface *interface) { SUPPLICANT_DBG("Cancelling any pending DBus calls"); supplicant_dbus_method_call_cancel_all(interface); supplicant_dbus_property_call_cancel_all(interface); } struct supplicant_regdom { GSupplicantCountryCallback callback; const char *alpha2; const void *user_data; }; static void country_result(const char *error, DBusMessageIter *iter, void *user_data) { struct supplicant_regdom *regdom = user_data; int result = 0; SUPPLICANT_DBG("Country setting result"); if (!user_data) return; if (error) { SUPPLICANT_DBG("Country setting failure %s", error); result = -EINVAL; } if (regdom->callback) regdom->callback(result, regdom->alpha2, (void *) regdom->user_data); g_free(regdom); } static void country_params(DBusMessageIter *iter, void *user_data) { struct supplicant_regdom *regdom = user_data; dbus_message_iter_append_basic(iter, DBUS_TYPE_STRING, ®dom->alpha2); } int g_supplicant_set_country(const char *alpha2, GSupplicantCountryCallback callback, const void *user_data) { struct supplicant_regdom *regdom; SUPPLICANT_DBG("Country setting %s", alpha2); if (!system_available) return -EFAULT; regdom = dbus_malloc0(sizeof(*regdom)); if (!regdom) return -ENOMEM; regdom->callback = callback; regdom->alpha2 = alpha2; regdom->user_data = user_data; return supplicant_dbus_property_set(SUPPLICANT_PATH, SUPPLICANT_INTERFACE, "Country", DBUS_TYPE_STRING_AS_STRING, country_params, country_result, regdom, NULL); } int g_supplicant_interface_set_country(GSupplicantInterface *interface, GSupplicantCountryCallback callback, const char *alpha2, void *user_data) { struct supplicant_regdom *regdom; regdom = dbus_malloc0(sizeof(*regdom)); if (!regdom) return -ENOMEM; regdom->callback = callback; regdom->alpha2 = alpha2; regdom->user_data = user_data; return supplicant_dbus_property_set(interface->path, SUPPLICANT_INTERFACE ".Interface", "Country", DBUS_TYPE_STRING_AS_STRING, country_params, country_result, regdom, NULL); } bool g_supplicant_interface_has_p2p(GSupplicantInterface *interface) { if (!interface) return false; return interface->p2p_support; } struct supplicant_p2p_dev_config { char *device_name; char *dev_type; }; static void p2p_device_config_result(const char *error, DBusMessageIter *iter, void *user_data) { struct supplicant_p2p_dev_config *config = user_data; if (error) SUPPLICANT_DBG("Unable to set P2P Device configuration: %s", error); g_free(config->device_name); g_free(config->dev_type); dbus_free(config); } static int dev_type_str2bin(const char *type, unsigned char dev_type[8]) { int length, pos, end; char b[3] = {}; char *e = NULL; end = strlen(type); for (length = pos = 0; type[pos] != '\0' && length < 8; length++) { if (pos+2 > end) return 0; b[0] = type[pos]; b[1] = type[pos+1]; dev_type[length] = strtol(b, &e, 16); if (e && *e != '\0') return 0; pos += 2; } return 8; } static void p2p_device_config_params(DBusMessageIter *iter, void *user_data) { struct supplicant_p2p_dev_config *config = user_data; DBusMessageIter dict; supplicant_dbus_dict_open(iter, &dict); supplicant_dbus_dict_append_basic(&dict, "DeviceName", DBUS_TYPE_STRING, &config->device_name); if (config->dev_type) { unsigned char dev_type[8] = {}, *type; int len; len = dev_type_str2bin(config->dev_type, dev_type); if (len) { type = dev_type; supplicant_dbus_dict_append_fixed_array(&dict, "PrimaryDeviceType", DBUS_TYPE_BYTE, &type, len); } } supplicant_dbus_dict_close(iter, &dict); } int g_supplicant_interface_set_p2p_device_config(GSupplicantInterface *interface, const char *device_name, const char *primary_dev_type) { struct supplicant_p2p_dev_config *config; int ret; SUPPLICANT_DBG("P2P Device settings %s/%s", device_name, primary_dev_type); config = dbus_malloc0(sizeof(*config)); if (!config) return -ENOMEM; config->device_name = g_strdup(device_name); config->dev_type = g_strdup(primary_dev_type); ret = supplicant_dbus_property_set(interface->path, SUPPLICANT_INTERFACE ".Interface.P2PDevice", "P2PDeviceConfig", DBUS_TYPE_ARRAY_AS_STRING DBUS_DICT_ENTRY_BEGIN_CHAR_AS_STRING DBUS_TYPE_STRING_AS_STRING DBUS_TYPE_VARIANT_AS_STRING DBUS_DICT_ENTRY_END_CHAR_AS_STRING, p2p_device_config_params, p2p_device_config_result, config, NULL); if (ret < 0) { g_free(config->device_name); g_free(config->dev_type); dbus_free(config); SUPPLICANT_DBG("Unable to set P2P Device configuration"); } return ret; } static gboolean peer_lookup_by_identifier(gpointer key, gpointer value, gpointer user_data) { const GSupplicantPeer *peer = value; const char *identifier = user_data; if (!g_strcmp0(identifier, peer->identifier)) return TRUE; return FALSE; } GSupplicantPeer *g_supplicant_interface_peer_lookup(GSupplicantInterface *interface, const char *identifier) { GSupplicantPeer *peer; peer = g_hash_table_find(interface->peer_table, peer_lookup_by_identifier, (void *) identifier); return peer; } struct interface_data { GSupplicantInterface *interface; char *path; /* Interface path cannot be taken from interface (above) as * it might have been freed already. */ GSupplicantInterfaceCallback callback; void *user_data; }; struct interface_create_data { char *ifname; char *driver; char *bridge; GSupplicantInterface *interface; GSupplicantInterfaceCallback callback; void *user_data; }; struct interface_connect_data { GSupplicantInterface *interface; char *path; GSupplicantInterfaceCallback callback; union { GSupplicantSSID *ssid; GSupplicantPeerParams *peer; }; void *user_data; }; struct interface_scan_data { GSupplicantInterface *interface; char *path; GSupplicantInterfaceCallback callback; GSupplicantScanParams *scan_params; void *user_data; }; static void interface_create_data_free(struct interface_create_data *data) { g_free(data->ifname); g_free(data->driver); g_free(data->bridge); dbus_free(data); } static bool interface_exists(GSupplicantInterface *interface, const char *path) { GSupplicantInterface *tmp; tmp = g_hash_table_lookup(interface_table, path); if (tmp && tmp == interface) return true; return false; } static void interface_create_property(const char *key, DBusMessageIter *iter, void *user_data) { struct interface_create_data *data = user_data; GSupplicantInterface *interface = data->interface; if (!key) { if (data->callback) { data->callback(0, data->interface, data->user_data); #if !defined TIZEN_EXT callback_p2p_support(interface); #endif } interface_create_data_free(data); } interface_property(key, iter, interface); } static void interface_create_result(const char *error, DBusMessageIter *iter, void *user_data) { struct interface_create_data *data = user_data; const char *path = NULL; int err; SUPPLICANT_DBG(""); if (error) { g_warning("error %s", error); err = -EIO; goto done; } dbus_message_iter_get_basic(iter, &path); if (!path) { err = -EINVAL; goto done; } if (!system_available) { err = -EFAULT; goto done; } data->interface = g_hash_table_lookup(interface_table, path); if (!data->interface) { data->interface = interface_alloc(path); if (!data->interface) { err = -ENOMEM; goto done; } } err = supplicant_dbus_property_get_all(path, SUPPLICANT_INTERFACE ".Interface", interface_create_property, data, NULL); if (err == 0) return; done: if (data->callback) data->callback(err, NULL, data->user_data); interface_create_data_free(data); } static void interface_create_params(DBusMessageIter *iter, void *user_data) { struct interface_create_data *data = user_data; DBusMessageIter dict; SUPPLICANT_DBG(""); supplicant_dbus_dict_open(iter, &dict); supplicant_dbus_dict_append_basic(&dict, "Ifname", DBUS_TYPE_STRING, &data->ifname); if (data->driver) supplicant_dbus_dict_append_basic(&dict, "Driver", DBUS_TYPE_STRING, &data->driver); if (data->bridge) supplicant_dbus_dict_append_basic(&dict, "BridgeIfname", DBUS_TYPE_STRING, &data->bridge); supplicant_dbus_dict_close(iter, &dict); } static void interface_get_result(const char *error, DBusMessageIter *iter, void *user_data) { struct interface_create_data *data = user_data; GSupplicantInterface *interface; const char *path = NULL; int err; SUPPLICANT_DBG(""); if (error) { SUPPLICANT_DBG("Interface not created yet"); goto create; } dbus_message_iter_get_basic(iter, &path); if (!path) { err = -EINVAL; goto done; } interface = g_hash_table_lookup(interface_table, path); if (!interface) { err = -ENOENT; goto done; } if (data->callback) { data->callback(0, interface, data->user_data); #if !defined TIZEN_EXT callback_p2p_support(interface); #endif } interface_create_data_free(data); return; create: if (!system_available) { err = -EFAULT; goto done; } SUPPLICANT_DBG("Creating interface"); err = supplicant_dbus_method_call(SUPPLICANT_PATH, SUPPLICANT_INTERFACE, "CreateInterface", interface_create_params, interface_create_result, data, NULL); if (err == 0) return; done: if (data->callback) data->callback(err, NULL, data->user_data); interface_create_data_free(data); } static void interface_get_params(DBusMessageIter *iter, void *user_data) { struct interface_create_data *data = user_data; SUPPLICANT_DBG(""); dbus_message_iter_append_basic(iter, DBUS_TYPE_STRING, &data->ifname); } int g_supplicant_interface_create(const char *ifname, const char *driver, const char *bridge, GSupplicantInterfaceCallback callback, void *user_data) { struct interface_create_data *data; int ret; SUPPLICANT_DBG("ifname %s", ifname); if (!ifname) return -EINVAL; if (!system_available) return -EFAULT; data = dbus_malloc0(sizeof(*data)); if (!data) return -ENOMEM; data->ifname = g_strdup(ifname); data->driver = g_strdup(driver); data->bridge = g_strdup(bridge); data->callback = callback; data->user_data = user_data; ret = supplicant_dbus_method_call(SUPPLICANT_PATH, SUPPLICANT_INTERFACE, "GetInterface", interface_get_params, interface_get_result, data, NULL); if (ret < 0) interface_create_data_free(data); return ret; } static void interface_remove_result(const char *error, DBusMessageIter *iter, void *user_data) { struct interface_data *data = user_data; int err; if (error) { err = -EIO; goto done; } if (!system_available) { err = -EFAULT; goto done; } /* * The gsupplicant interface is already freed by the InterfaceRemoved * signal callback. Simply invoke the interface_data callback. */ err = 0; done: g_free(data->path); if (data->callback) data->callback(err, NULL, data->user_data); dbus_free(data); } static void interface_remove_params(DBusMessageIter *iter, void *user_data) { struct interface_data *data = user_data; dbus_message_iter_append_basic(iter, DBUS_TYPE_OBJECT_PATH, &data->interface->path); } int g_supplicant_interface_remove(GSupplicantInterface *interface, GSupplicantInterfaceCallback callback, void *user_data) { struct interface_data *data; int ret; if (!interface) return -EINVAL; if (!system_available) return -EFAULT; g_supplicant_interface_cancel(interface); data = dbus_malloc0(sizeof(*data)); if (!data) return -ENOMEM; data->interface = interface; data->path = g_strdup(interface->path); data->callback = callback; data->user_data = user_data; ret = supplicant_dbus_method_call(SUPPLICANT_PATH, SUPPLICANT_INTERFACE, "RemoveInterface", interface_remove_params, interface_remove_result, data, NULL); if (ret < 0) { g_free(data->path); dbus_free(data); } return ret; } static void interface_scan_result(const char *error, DBusMessageIter *iter, void *user_data) { struct interface_scan_data *data = user_data; int err = 0; if (error) { SUPPLICANT_DBG("error %s", error); err = -EIO; } /* A non ready interface cannot send/receive anything */ if (interface_exists(data->interface, data->path)) { if (!data->interface->ready) err = -ENOLINK; } g_free(data->path); if (err != 0) { if (data->callback) data->callback(err, data->interface, data->user_data); } else { data->interface->scan_callback = data->callback; data->interface->scan_data = data->user_data; } if (data->scan_params) g_supplicant_free_scan_params(data->scan_params); dbus_free(data); } static void add_scan_frequency(DBusMessageIter *iter, unsigned int freq) { DBusMessageIter data; unsigned int width = 0; /* Not used by wpa_supplicant atm */ dbus_message_iter_open_container(iter, DBUS_TYPE_STRUCT, NULL, &data); dbus_message_iter_append_basic(&data, DBUS_TYPE_UINT32, &freq); dbus_message_iter_append_basic(&data, DBUS_TYPE_UINT32, &width); dbus_message_iter_close_container(iter, &data); } static void add_scan_frequencies(DBusMessageIter *iter, void *user_data) { GSupplicantScanParams *scan_data = user_data; unsigned int freq; int i; for (i = 0; i < scan_data->num_freqs; i++) { freq = scan_data->freqs[i]; if (!freq) break; add_scan_frequency(iter, freq); } } static void append_ssid(DBusMessageIter *iter, const void *ssid, unsigned int len) { DBusMessageIter array; dbus_message_iter_open_container(iter, DBUS_TYPE_ARRAY, DBUS_TYPE_BYTE_AS_STRING, &array); dbus_message_iter_append_fixed_array(&array, DBUS_TYPE_BYTE, &ssid, len); dbus_message_iter_close_container(iter, &array); } static void append_ssids(DBusMessageIter *iter, void *user_data) { GSupplicantScanParams *scan_data = user_data; GSList *list; for (list = scan_data->ssids; list; list = list->next) { struct scan_ssid *scan_ssid = list->data; append_ssid(iter, scan_ssid->ssid, scan_ssid->ssid_len); } } static void supplicant_add_scan_frequency(DBusMessageIter *dict, supplicant_dbus_array_function function, void *user_data) { GSupplicantScanParams *scan_params = user_data; DBusMessageIter entry, value, array; const char *key = "Channels"; if (scan_params->freqs && scan_params->freqs[0] != 0) { dbus_message_iter_open_container(dict, DBUS_TYPE_DICT_ENTRY, NULL, &entry); dbus_message_iter_append_basic(&entry, DBUS_TYPE_STRING, &key); dbus_message_iter_open_container(&entry, DBUS_TYPE_VARIANT, DBUS_TYPE_ARRAY_AS_STRING DBUS_STRUCT_BEGIN_CHAR_AS_STRING DBUS_TYPE_UINT32_AS_STRING DBUS_TYPE_UINT32_AS_STRING DBUS_STRUCT_END_CHAR_AS_STRING, &value); dbus_message_iter_open_container(&value, DBUS_TYPE_ARRAY, DBUS_STRUCT_BEGIN_CHAR_AS_STRING DBUS_TYPE_UINT32_AS_STRING DBUS_TYPE_UINT32_AS_STRING DBUS_STRUCT_END_CHAR_AS_STRING, &array); if (function) function(&array, user_data); dbus_message_iter_close_container(&value, &array); dbus_message_iter_close_container(&entry, &value); dbus_message_iter_close_container(dict, &entry); } } static void interface_scan_params(DBusMessageIter *iter, void *user_data) { DBusMessageIter dict; const char *type = "passive"; struct interface_scan_data *data = user_data; supplicant_dbus_dict_open(iter, &dict); if (data && data->scan_params) { type = "active"; supplicant_dbus_dict_append_basic(&dict, "Type", DBUS_TYPE_STRING, &type); supplicant_dbus_dict_append_array(&dict, "SSIDs", DBUS_TYPE_STRING, append_ssids, data->scan_params); supplicant_add_scan_frequency(&dict, add_scan_frequencies, data->scan_params); } else supplicant_dbus_dict_append_basic(&dict, "Type", DBUS_TYPE_STRING, &type); supplicant_dbus_dict_close(iter, &dict); } static int interface_ready_to_scan(GSupplicantInterface *interface) { if (!interface) return -EINVAL; if (!system_available) return -EFAULT; if (interface->scanning) return -EALREADY; switch (interface->state) { case G_SUPPLICANT_STATE_AUTHENTICATING: case G_SUPPLICANT_STATE_ASSOCIATING: case G_SUPPLICANT_STATE_ASSOCIATED: case G_SUPPLICANT_STATE_4WAY_HANDSHAKE: case G_SUPPLICANT_STATE_GROUP_HANDSHAKE: return -EBUSY; case G_SUPPLICANT_STATE_UNKNOWN: case G_SUPPLICANT_STATE_DISABLED: case G_SUPPLICANT_STATE_DISCONNECTED: case G_SUPPLICANT_STATE_INACTIVE: case G_SUPPLICANT_STATE_SCANNING: case G_SUPPLICANT_STATE_COMPLETED: break; } return 0; } int g_supplicant_interface_scan(GSupplicantInterface *interface, GSupplicantScanParams *scan_data, GSupplicantInterfaceCallback callback, void *user_data) { struct interface_scan_data *data; int ret; ret = interface_ready_to_scan(interface); if (ret) return ret; data = dbus_malloc0(sizeof(*data)); if (!data) return -ENOMEM; data->interface = interface; data->path = g_strdup(interface->path); data->callback = callback; data->user_data = user_data; data->scan_params = scan_data; interface->scan_callback = callback; interface->scan_data = user_data; ret = supplicant_dbus_method_call(interface->path, SUPPLICANT_INTERFACE ".Interface", "Scan", interface_scan_params, interface_scan_result, data, interface); if (ret < 0) { g_free(data->path); dbus_free(data); } return ret; } static int parse_supplicant_error(DBusMessageIter *iter) { int err = -ECANCELED; char *key; if (!iter) return err; /* If the given passphrase is malformed wpa_s returns * "invalid message format" but this error should be interpreted as * invalid-key. */ while (dbus_message_iter_get_arg_type(iter) == DBUS_TYPE_STRING) { dbus_message_iter_get_basic(iter, &key); if (strncmp(key, "psk", 3) == 0 || strncmp(key, "wep_key", 7) == 0 || strcmp(key, "invalid message format") == 0) { err = -ENOKEY; break; } dbus_message_iter_next(iter); } return err; } static void interface_select_network_result(const char *error, DBusMessageIter *iter, void *user_data) { struct interface_connect_data *data = user_data; int err; SUPPLICANT_DBG(""); err = 0; if (error) { SUPPLICANT_DBG("SelectNetwork error %s", error); err = parse_supplicant_error(iter); } g_free(data->path); if (data->callback) data->callback(err, data->interface, data->user_data); g_free(data->ssid); dbus_free(data); } static void interface_select_network_params(DBusMessageIter *iter, void *user_data) { struct interface_connect_data *data = user_data; GSupplicantInterface *interface = data->interface; dbus_message_iter_append_basic(iter, DBUS_TYPE_OBJECT_PATH, &interface->network_path); } static void interface_add_network_result(const char *error, DBusMessageIter *iter, void *user_data) { struct interface_connect_data *data = user_data; GSupplicantInterface *interface = data->interface; const char *path; int err; if (error) goto error; dbus_message_iter_get_basic(iter, &path); if (!path) goto error; SUPPLICANT_DBG("PATH: %s", path); g_free(interface->network_path); interface->network_path = g_strdup(path); supplicant_dbus_method_call(data->interface->path, SUPPLICANT_INTERFACE ".Interface", "SelectNetwork", interface_select_network_params, interface_select_network_result, data, interface); return; error: SUPPLICANT_DBG("AddNetwork error %s", error); if (interface_exists(data->interface, data->interface->path)) { err = parse_supplicant_error(iter); if (data->callback) data->callback(err, data->interface, data->user_data); g_free(interface->network_path); interface->network_path = NULL; } g_free(data->path); g_free(data->ssid); g_free(data); } static void add_network_security_none(DBusMessageIter *dict) { const char *auth_alg = "OPEN"; supplicant_dbus_dict_append_basic(dict, "auth_alg", DBUS_TYPE_STRING, &auth_alg); } static void add_network_security_wep(DBusMessageIter *dict, GSupplicantSSID *ssid) { const char *auth_alg = "OPEN SHARED"; dbus_uint32_t key_index = 0; supplicant_dbus_dict_append_basic(dict, "auth_alg", DBUS_TYPE_STRING, &auth_alg); if (ssid->passphrase) { int size = strlen(ssid->passphrase); if (size == 10 || size == 26) { unsigned char *key = g_try_malloc(13); char tmp[3]; int i; memset(tmp, 0, sizeof(tmp)); if (!key) size = 0; for (i = 0; i < size / 2; i++) { memcpy(tmp, ssid->passphrase + (i * 2), 2); key[i] = (unsigned char) strtol(tmp, NULL, 16); } supplicant_dbus_dict_append_fixed_array(dict, "wep_key0", DBUS_TYPE_BYTE, &key, size / 2); g_free(key); } else if (size == 5 || size == 13) { unsigned char *key = g_try_malloc(13); int i; if (!key) size = 0; for (i = 0; i < size; i++) key[i] = (unsigned char) ssid->passphrase[i]; supplicant_dbus_dict_append_fixed_array(dict, "wep_key0", DBUS_TYPE_BYTE, &key, size); g_free(key); } else supplicant_dbus_dict_append_basic(dict, "wep_key0", DBUS_TYPE_STRING, &ssid->passphrase); supplicant_dbus_dict_append_basic(dict, "wep_tx_keyidx", DBUS_TYPE_UINT32, &key_index); } } static dbus_bool_t is_psk_raw_key(const char *psk) { int i; /* A raw key is always 64 bytes length... */ if (strlen(psk) != 64) return FALSE; /* ... and its content is in hex representation */ for (i = 0; i < 64; i++) if (!isxdigit((unsigned char) psk[i])) return FALSE; return TRUE; } static unsigned char hexchar2bin(char c) { if ((c >= '0') && (c <= '9')) return c - '0'; else if ((c >= 'A') && (c <= 'F')) return c - 'A' + 10; else if ((c >= 'a') && (c <= 'f')) return c - 'a' + 10; else return c; } static void hexstring2bin(const char *string, unsigned char *data, size_t data_len) { size_t i; for (i = 0; i < data_len; i++) data[i] = (hexchar2bin(string[i * 2 + 0]) << 4 | hexchar2bin(string[i * 2 + 1]) << 0); } static void add_network_security_psk(DBusMessageIter *dict, GSupplicantSSID *ssid) { if (ssid->passphrase && strlen(ssid->passphrase) > 0) { const char *key = "psk"; if (is_psk_raw_key(ssid->passphrase)) { unsigned char data[32]; unsigned char *datap = data; /* The above pointer alias is required by D-Bus because * with D-Bus and GCC, non-heap-allocated arrays cannot * be passed directly by their base pointer. */ hexstring2bin(ssid->passphrase, datap, sizeof(data)); supplicant_dbus_dict_append_fixed_array(dict, key, DBUS_TYPE_BYTE, &datap, sizeof(data)); } else supplicant_dbus_dict_append_basic(dict, key, DBUS_TYPE_STRING, &ssid->passphrase); } } static void add_network_security_tls(DBusMessageIter *dict, GSupplicantSSID *ssid) { /* * For TLS, we at least need: * The client certificate * The client private key file * The client private key file password * * The Authority certificate is optional. */ if (!ssid->client_cert_path) return; if (!ssid->private_key_path) return; if (!ssid->private_key_passphrase) return; if (ssid->ca_cert_path) supplicant_dbus_dict_append_basic(dict, "ca_cert", DBUS_TYPE_STRING, &ssid->ca_cert_path); supplicant_dbus_dict_append_basic(dict, "private_key", DBUS_TYPE_STRING, &ssid->private_key_path); supplicant_dbus_dict_append_basic(dict, "private_key_passwd", DBUS_TYPE_STRING, &ssid->private_key_passphrase); supplicant_dbus_dict_append_basic(dict, "client_cert", DBUS_TYPE_STRING, &ssid->client_cert_path); } static void add_network_security_peap(DBusMessageIter *dict, GSupplicantSSID *ssid) { char *phase2_auth; /* * For PEAP/TTLS, we at least need * The authority certificate * The 2nd phase authentication method * The 2nd phase passphrase * * The Client certificate is optional although strongly recommended * When setting it, we need in addition * The Client private key file * The Client private key file password */ if (!ssid->passphrase) return; if (!ssid->phase2_auth) return; if (ssid->client_cert_path) { if (!ssid->private_key_path) return; if (!ssid->private_key_passphrase) return; supplicant_dbus_dict_append_basic(dict, "client_cert", DBUS_TYPE_STRING, &ssid->client_cert_path); supplicant_dbus_dict_append_basic(dict, "private_key", DBUS_TYPE_STRING, &ssid->private_key_path); supplicant_dbus_dict_append_basic(dict, "private_key_passwd", DBUS_TYPE_STRING, &ssid->private_key_passphrase); } if (g_str_has_prefix(ssid->phase2_auth, "EAP-")) { phase2_auth = g_strdup_printf("autheap=%s", ssid->phase2_auth + strlen("EAP-")); } else phase2_auth = g_strdup_printf("auth=%s", ssid->phase2_auth); supplicant_dbus_dict_append_basic(dict, "password", DBUS_TYPE_STRING, &ssid->passphrase); if (ssid->ca_cert_path) supplicant_dbus_dict_append_basic(dict, "ca_cert", DBUS_TYPE_STRING, &ssid->ca_cert_path); supplicant_dbus_dict_append_basic(dict, "phase2", DBUS_TYPE_STRING, &phase2_auth); g_free(phase2_auth); } static void add_network_security_eap(DBusMessageIter *dict, GSupplicantSSID *ssid) { char *eap_value; #if defined TIZEN_EXT if (!ssid->eap) #else if (!ssid->eap || !ssid->identity) #endif return; if (g_strcmp0(ssid->eap, "tls") == 0) { add_network_security_tls(dict, ssid); } else if (g_strcmp0(ssid->eap, "peap") == 0 || g_strcmp0(ssid->eap, "ttls") == 0) { #if defined TIZEN_EXT if (!ssid->identity) return; #endif add_network_security_peap(dict, ssid); #if defined TIZEN_EXT } else if (g_strcmp0(ssid->eap, "sim") == 0 || g_strcmp0(ssid->eap, "aka") == 0) { #endif } else return; eap_value = g_ascii_strup(ssid->eap, -1); supplicant_dbus_dict_append_basic(dict, "eap", DBUS_TYPE_STRING, &eap_value); #if defined TIZEN_EXT if (ssid->identity != NULL) supplicant_dbus_dict_append_basic(dict, "identity", DBUS_TYPE_STRING, &ssid->identity); #else supplicant_dbus_dict_append_basic(dict, "identity", DBUS_TYPE_STRING, &ssid->identity); #endif g_free(eap_value); } static void add_network_security_ciphers(DBusMessageIter *dict, GSupplicantSSID *ssid) { unsigned int p_cipher, g_cipher, i; char *pairwise, *group; char *pair_ciphers[4]; char *group_ciphers[5]; p_cipher = ssid->pairwise_cipher; g_cipher = ssid->group_cipher; if (p_cipher == 0 && g_cipher == 0) return; i = 0; if (p_cipher & G_SUPPLICANT_PAIRWISE_CCMP) pair_ciphers[i++] = "CCMP"; if (p_cipher & G_SUPPLICANT_PAIRWISE_TKIP) pair_ciphers[i++] = "TKIP"; if (p_cipher & G_SUPPLICANT_PAIRWISE_NONE) pair_ciphers[i++] = "NONE"; pair_ciphers[i] = NULL; i = 0; if (g_cipher & G_SUPPLICANT_GROUP_CCMP) group_ciphers[i++] = "CCMP"; if (g_cipher & G_SUPPLICANT_GROUP_TKIP) group_ciphers[i++] = "TKIP"; if (g_cipher & G_SUPPLICANT_GROUP_WEP104) group_ciphers[i++] = "WEP104"; if (g_cipher & G_SUPPLICANT_GROUP_WEP40) group_ciphers[i++] = "WEP40"; group_ciphers[i] = NULL; pairwise = g_strjoinv(" ", pair_ciphers); group = g_strjoinv(" ", group_ciphers); SUPPLICANT_DBG("cipher %s %s", pairwise, group); supplicant_dbus_dict_append_basic(dict, "pairwise", DBUS_TYPE_STRING, &pairwise); supplicant_dbus_dict_append_basic(dict, "group", DBUS_TYPE_STRING, &group); g_free(pairwise); g_free(group); } static void add_network_security_proto(DBusMessageIter *dict, GSupplicantSSID *ssid) { unsigned int protocol, i; char *proto; char *protos[3]; protocol = ssid->protocol; if (protocol == 0) return; i = 0; if (protocol & G_SUPPLICANT_PROTO_RSN) protos[i++] = "RSN"; if (protocol & G_SUPPLICANT_PROTO_WPA) protos[i++] = "WPA"; protos[i] = NULL; proto = g_strjoinv(" ", protos); SUPPLICANT_DBG("proto %s", proto); supplicant_dbus_dict_append_basic(dict, "proto", DBUS_TYPE_STRING, &proto); g_free(proto); } static void add_network_security(DBusMessageIter *dict, GSupplicantSSID *ssid) { char *key_mgmt; switch (ssid->security) { case G_SUPPLICANT_SECURITY_NONE: key_mgmt = "NONE"; add_network_security_none(dict); add_network_security_ciphers(dict, ssid); break; case G_SUPPLICANT_SECURITY_UNKNOWN: case G_SUPPLICANT_SECURITY_WEP: key_mgmt = "NONE"; add_network_security_wep(dict, ssid); add_network_security_ciphers(dict, ssid); break; case G_SUPPLICANT_SECURITY_PSK: key_mgmt = "WPA-PSK"; add_network_security_psk(dict, ssid); add_network_security_ciphers(dict, ssid); add_network_security_proto(dict, ssid); break; case G_SUPPLICANT_SECURITY_IEEE8021X: key_mgmt = "WPA-EAP"; add_network_security_eap(dict, ssid); add_network_security_ciphers(dict, ssid); add_network_security_proto(dict, ssid); break; } supplicant_dbus_dict_append_basic(dict, "key_mgmt", DBUS_TYPE_STRING, &key_mgmt); } static void add_network_mode(DBusMessageIter *dict, GSupplicantSSID *ssid) { dbus_uint32_t mode; switch (ssid->mode) { case G_SUPPLICANT_MODE_UNKNOWN: case G_SUPPLICANT_MODE_INFRA: mode = 0; break; case G_SUPPLICANT_MODE_IBSS: mode = 1; break; case G_SUPPLICANT_MODE_MASTER: mode = 2; break; } supplicant_dbus_dict_append_basic(dict, "mode", DBUS_TYPE_UINT32, &mode); } static void interface_add_network_params(DBusMessageIter *iter, void *user_data) { DBusMessageIter dict; struct interface_connect_data *data = user_data; GSupplicantSSID *ssid = data->ssid; supplicant_dbus_dict_open(iter, &dict); if (ssid->scan_ssid) supplicant_dbus_dict_append_basic(&dict, "scan_ssid", DBUS_TYPE_UINT32, &ssid->scan_ssid); if (ssid->freq) supplicant_dbus_dict_append_basic(&dict, "frequency", DBUS_TYPE_UINT32, &ssid->freq); if (ssid->bgscan) supplicant_dbus_dict_append_basic(&dict, "bgscan", DBUS_TYPE_STRING, &ssid->bgscan); add_network_mode(&dict, ssid); add_network_security(&dict, ssid); supplicant_dbus_dict_append_fixed_array(&dict, "ssid", DBUS_TYPE_BYTE, &ssid->ssid, ssid->ssid_len); supplicant_dbus_dict_append_basic(&dict, "ignore_broadcast_ssid", DBUS_TYPE_INT32, &ssid->ignore_broadcast_ssid); supplicant_dbus_dict_close(iter, &dict); } static void interface_wps_start_result(const char *error, DBusMessageIter *iter, void *user_data) { struct interface_connect_data *data = user_data; int err; SUPPLICANT_DBG(""); err = 0; if (error) { SUPPLICANT_DBG("error: %s", error); err = parse_supplicant_error(iter); } if(data->callback) data->callback(err, data->interface, data->user_data); g_free(data->path); g_free(data->ssid); dbus_free(data); } static void interface_add_wps_params(DBusMessageIter *iter, void *user_data) { struct interface_connect_data *data = user_data; GSupplicantSSID *ssid = data->ssid; const char *role = "enrollee", *type; DBusMessageIter dict; SUPPLICANT_DBG(""); supplicant_dbus_dict_open(iter, &dict); supplicant_dbus_dict_append_basic(&dict, "Role", DBUS_TYPE_STRING, &role); type = "pbc"; if (ssid->pin_wps) { type = "pin"; supplicant_dbus_dict_append_basic(&dict, "Pin", DBUS_TYPE_STRING, &ssid->pin_wps); } supplicant_dbus_dict_append_basic(&dict, "Type", DBUS_TYPE_STRING, &type); #if defined TIZEN_EXT if (ssid->bssid) supplicant_dbus_dict_append_fixed_array(&dict, "Bssid", DBUS_TYPE_BYTE, &ssid->bssid, 6); #endif supplicant_dbus_dict_close(iter, &dict); } static void wps_start(const char *error, DBusMessageIter *iter, void *user_data) { struct interface_connect_data *data = user_data; SUPPLICANT_DBG(""); if (error) { SUPPLICANT_DBG("error: %s", error); g_free(data->path); g_free(data->ssid); dbus_free(data); return; } #if defined TIZEN_EXT GSupplicantSSID *ssid = data->ssid; if (ssid->pin_wps != NULL) { if (!g_utf8_validate(ssid->pin_wps, 8, NULL)) { SUPPLICANT_DBG("Invalid characters in WPS_PIN"); g_free(data->ssid); dbus_free(data); return; } } #endif supplicant_dbus_method_call(data->interface->path, SUPPLICANT_INTERFACE ".Interface.WPS", "Start", interface_add_wps_params, interface_wps_start_result, data, NULL); } static void wps_process_credentials(DBusMessageIter *iter, void *user_data) { dbus_bool_t credentials = TRUE; SUPPLICANT_DBG(""); dbus_message_iter_append_basic(iter, DBUS_TYPE_BOOLEAN, &credentials); } int g_supplicant_interface_connect(GSupplicantInterface *interface, GSupplicantSSID *ssid, GSupplicantInterfaceCallback callback, void *user_data) { struct interface_connect_data *data; int ret; if (!interface) return -EINVAL; if (!system_available) return -EFAULT; /* TODO: Check if we're already connected and switch */ data = dbus_malloc0(sizeof(*data)); if (!data) return -ENOMEM; data->interface = interface; data->path = g_strdup(interface->path); data->callback = callback; data->ssid = ssid; data->user_data = user_data; if (ssid->use_wps) { g_free(interface->wps_cred.key); memset(&interface->wps_cred, 0, sizeof(struct _GSupplicantWpsCredentials)); ret = supplicant_dbus_property_set(interface->path, SUPPLICANT_INTERFACE ".Interface.WPS", "ProcessCredentials", DBUS_TYPE_BOOLEAN_AS_STRING, wps_process_credentials, wps_start, data, interface); } else ret = supplicant_dbus_method_call(interface->path, SUPPLICANT_INTERFACE ".Interface", "AddNetwork", interface_add_network_params, interface_add_network_result, data, interface); if (ret < 0) { g_free(data->path); dbus_free(data); return ret; } return -EINPROGRESS; } static void network_remove_result(const char *error, DBusMessageIter *iter, void *user_data) { struct interface_data *data = user_data; int result = 0; SUPPLICANT_DBG(""); if (error) { result = -EIO; if (g_strcmp0("org.freedesktop.DBus.Error.UnknownMethod", error) == 0) result = -ECONNABORTED; } g_free(data->path); if (data->callback) data->callback(result, data->interface, data->user_data); dbus_free(data); } static void network_remove_params(DBusMessageIter *iter, void *user_data) { struct interface_data *data = user_data; const char *path = data->interface->network_path; SUPPLICANT_DBG("path %s", path); dbus_message_iter_append_basic(iter, DBUS_TYPE_OBJECT_PATH, &path); } static int network_remove(struct interface_data *data) { GSupplicantInterface *interface = data->interface; SUPPLICANT_DBG(""); #if defined TIZEN_EXT GSupplicantInterface *intf = NULL; /* * Check if 'interface' is valid */ intf = g_hash_table_lookup(interface_table, interface->path); if (intf == NULL) return -EINVAL; #endif return supplicant_dbus_method_call(interface->path, SUPPLICANT_INTERFACE ".Interface", "RemoveNetwork", network_remove_params, network_remove_result, data, interface); } static void interface_disconnect_result(const char *error, DBusMessageIter *iter, void *user_data) { struct interface_data *data = user_data; int result = 0; SUPPLICANT_DBG(""); if (error) { result = -EIO; if (g_strcmp0("org.freedesktop.DBus.Error.UnknownMethod", error) == 0) result = -ECONNABORTED; } if (result < 0 && data->callback) { data->callback(result, data->interface, data->user_data); data->callback = NULL; } /* If we are disconnecting from previous WPS successful * association. i.e.: it did not went through AddNetwork, * and interface->network_path was never set. */ if (!data->interface->network_path) { g_free(data->path); dbus_free(data); return; } if (result != -ECONNABORTED) { if (network_remove(data) < 0) { g_free(data->path); dbus_free(data); } } else { g_free(data->path); dbus_free(data); } } int g_supplicant_interface_disconnect(GSupplicantInterface *interface, GSupplicantInterfaceCallback callback, void *user_data) { struct interface_data *data; int ret; SUPPLICANT_DBG(""); if (!interface) return -EINVAL; if (!system_available) return -EFAULT; data = dbus_malloc0(sizeof(*data)); if (!data) return -ENOMEM; data->interface = interface; data->path = g_strdup(interface->path); data->callback = callback; data->user_data = user_data; ret = supplicant_dbus_method_call(interface->path, SUPPLICANT_INTERFACE ".Interface", "Disconnect", NULL, interface_disconnect_result, data, interface); if (ret < 0) { g_free(data->path); dbus_free(data); } return ret; } static void interface_p2p_find_result(const char *error, DBusMessageIter *iter, void *user_data) { struct interface_scan_data *data = user_data; int err = 0; SUPPLICANT_DBG("error %s", error); if (error) err = -EIO; if (interface_exists(data->interface, data->path)) { if (!data->interface->ready) err = -ENOLINK; if (!err) data->interface->p2p_finding = true; } if (data->callback) data->callback(err, data->interface, data->user_data); g_free(data->path); dbus_free(data); } static void interface_p2p_find_params(DBusMessageIter *iter, void *user_data) { DBusMessageIter dict; supplicant_dbus_dict_open(iter, &dict); supplicant_dbus_dict_close(iter, &dict); } int g_supplicant_interface_p2p_find(GSupplicantInterface *interface, GSupplicantInterfaceCallback callback, void *user_data) { struct interface_scan_data *data; int ret; if (!interface->p2p_support) return -ENOTSUP; ret = interface_ready_to_scan(interface); if (ret && ret != -EALREADY) return ret; data = dbus_malloc0(sizeof(*data)); if (!data) return -ENOMEM; data->interface = interface; data->path = g_strdup(interface->path); data->callback = callback; data->user_data = user_data; ret = supplicant_dbus_method_call(interface->path, SUPPLICANT_INTERFACE ".Interface.P2PDevice", "Find", interface_p2p_find_params, interface_p2p_find_result, data, interface); if (ret < 0) { g_free(data->path); dbus_free(data); } return ret; } bool g_supplicant_interface_is_p2p_finding(GSupplicantInterface *interface) { if (!interface) return false; return interface->p2p_finding; } int g_supplicant_interface_p2p_stop_find(GSupplicantInterface *interface) { if (!interface->p2p_finding) return 0; SUPPLICANT_DBG(""); interface->p2p_finding = false; return supplicant_dbus_method_call(interface->path, SUPPLICANT_INTERFACE ".Interface.P2PDevice", "StopFind", NULL, NULL, NULL, NULL); } static void interface_p2p_connect_result(const char *error, DBusMessageIter *iter, void *user_data) { struct interface_connect_data *data = user_data; int err = 0; SUPPLICANT_DBG(""); if (error) err = parse_supplicant_error(iter); if (data->callback) data->callback(err, data->interface, data->user_data); g_free(data->path); g_free(data->peer->wps_pin); g_free(data->peer->path); g_free(data->peer); g_free(data); } static void interface_p2p_connect_params(DBusMessageIter *iter, void *user_data) { struct interface_connect_data *data = user_data; const char *wps = "pbc"; DBusMessageIter dict; int go_intent = 7; SUPPLICANT_DBG(""); supplicant_dbus_dict_open(iter, &dict); if (data->peer->master) go_intent = 15; if (data->peer->wps_pin) wps = "pin"; supplicant_dbus_dict_append_basic(&dict, "peer", DBUS_TYPE_OBJECT_PATH, &data->peer->path); supplicant_dbus_dict_append_basic(&dict, "wps_method", DBUS_TYPE_STRING, &wps); if (data->peer->wps_pin) { supplicant_dbus_dict_append_basic(&dict, "pin", DBUS_TYPE_STRING, &data->peer->wps_pin); } supplicant_dbus_dict_append_basic(&dict, "go_intent", DBUS_TYPE_INT32, &go_intent); supplicant_dbus_dict_close(iter, &dict); } int g_supplicant_interface_p2p_connect(GSupplicantInterface *interface, GSupplicantPeerParams *peer_params, GSupplicantInterfaceCallback callback, void *user_data) { struct interface_connect_data *data; int ret; SUPPLICANT_DBG(""); if (!interface->p2p_support) return -ENOTSUP; data = dbus_malloc0(sizeof(*data)); data->interface = interface; data->path = g_strdup(interface->path); data->peer = peer_params; data->callback = callback; data->user_data = user_data; ret = supplicant_dbus_method_call(interface->path, SUPPLICANT_INTERFACE ".Interface.P2PDevice", "Connect", interface_p2p_connect_params, interface_p2p_connect_result, data, interface); if (ret < 0) { g_free(data->path); dbus_free(data); return ret; } return -EINPROGRESS; } int g_supplicant_interface_p2p_disconnect(GSupplicantInterface *interface, GSupplicantPeerParams *peer_params) { GSupplicantPeer *peer; int count = 0; GSList *list; SUPPLICANT_DBG(""); if (!interface->p2p_support) return -ENOTSUP; peer = g_hash_table_lookup(interface->peer_table, peer_params->path); if (!peer) return -ENODEV; for (list = peer->groups; list; list = list->next, count++) { const char *group_obj_path = list->data; GSupplicantInterface *g_interface; GSupplicantGroup *group; group = g_hash_table_lookup(group_mapping, group_obj_path); if (!group || !group->interface) continue; g_interface = group->interface; supplicant_dbus_method_call(g_interface->path, SUPPLICANT_INTERFACE ".Interface.P2PDevice", "Disconnect", NULL, NULL, NULL, g_interface); } if (count == 0 && peer->current_group_iface) { supplicant_dbus_method_call(peer->current_group_iface->path, SUPPLICANT_INTERFACE ".Interface.P2PDevice", "Disconnect", NULL, NULL, NULL, peer->current_group_iface->path); } peer->current_group_iface = NULL; return -EINPROGRESS; } struct p2p_service_data { bool registration; GSupplicantInterface *interface; GSupplicantP2PServiceParams *service; GSupplicantInterfaceCallback callback; void *user_data; }; static void interface_p2p_service_result(const char *error, DBusMessageIter *iter, void *user_data) { struct p2p_service_data *data = user_data; int result = 0; SUPPLICANT_DBG("%s result - %s", data->registration ? "Registration" : "Deletion", error ? error : "Success"); if (error) result = -EINVAL; if (data->callback) data->callback(result, data->interface, data->user_data); g_free(data->service->query); g_free(data->service->response); g_free(data->service->service); g_free(data->service->wfd_ies); g_free(data->service); dbus_free(data); } static void interface_p2p_service_params(DBusMessageIter *iter, void *user_data) { struct p2p_service_data *data = user_data; GSupplicantP2PServiceParams *service; DBusMessageIter dict; const char *type; SUPPLICANT_DBG(""); service = data->service; supplicant_dbus_dict_open(iter, &dict); if (service->query && service->response) { type = "bonjour"; supplicant_dbus_dict_append_basic(&dict, "service_type", DBUS_TYPE_STRING, &type); supplicant_dbus_dict_append_fixed_array(&dict, "query", DBUS_TYPE_BYTE, &service->query, service->query_length); supplicant_dbus_dict_append_fixed_array(&dict, "response", DBUS_TYPE_BYTE, &service->response, service->response_length); } else if (service->version && service->service) { type = "upnp"; supplicant_dbus_dict_append_basic(&dict, "service_type", DBUS_TYPE_STRING, &type); supplicant_dbus_dict_append_basic(&dict, "version", DBUS_TYPE_INT32, &service->version); supplicant_dbus_dict_append_basic(&dict, "service", DBUS_TYPE_STRING, &service->service); } supplicant_dbus_dict_close(iter, &dict); } int g_supplicant_interface_p2p_add_service(GSupplicantInterface *interface, GSupplicantInterfaceCallback callback, GSupplicantP2PServiceParams *p2p_service_params, void *user_data) { struct p2p_service_data *data; int ret; SUPPLICANT_DBG(""); if (!interface->p2p_support) return -ENOTSUP; data = dbus_malloc0(sizeof(*data)); data->registration = true; data->interface = interface; data->service = p2p_service_params; data->callback = callback; data->user_data = user_data; ret = supplicant_dbus_method_call(interface->path, SUPPLICANT_INTERFACE ".Interface.P2PDevice", "AddService", interface_p2p_service_params, interface_p2p_service_result, data, interface); if (ret < 0) { dbus_free(data); return ret; } return -EINPROGRESS; } int g_supplicant_interface_p2p_del_service(GSupplicantInterface *interface, GSupplicantP2PServiceParams *p2p_service_params) { struct p2p_service_data *data; int ret; SUPPLICANT_DBG(""); if (!interface->p2p_support) return -ENOTSUP; data = dbus_malloc0(sizeof(*data)); data->interface = interface; data->service = p2p_service_params; ret = supplicant_dbus_method_call(interface->path, SUPPLICANT_INTERFACE ".Interface.P2PDevice", "DeleteService", interface_p2p_service_params, interface_p2p_service_result, data, interface); if (ret < 0) { dbus_free(data); return ret; } return -EINPROGRESS; } struct p2p_listen_data { int period; int interval; }; static void interface_p2p_listen_params(DBusMessageIter *iter, void *user_data) { struct p2p_listen_data *params = user_data; DBusMessageIter dict; supplicant_dbus_dict_open(iter, &dict); supplicant_dbus_dict_append_basic(&dict, "period", DBUS_TYPE_INT32, ¶ms->period); supplicant_dbus_dict_append_basic(&dict, "interval", DBUS_TYPE_INT32, ¶ms->interval); supplicant_dbus_dict_close(iter, &dict); } int g_supplicant_interface_p2p_listen(GSupplicantInterface *interface, int period, int interval) { struct p2p_listen_data params; SUPPLICANT_DBG(""); if (!interface->p2p_support) return -ENOTSUP; params.period = period; params.interval = interval; return supplicant_dbus_method_call(interface->path, SUPPLICANT_INTERFACE ".Interface.P2PDevice", "ExtendedListen", interface_p2p_listen_params, NULL, ¶ms, NULL); } static void widi_ies_params(DBusMessageIter *iter, void *user_data) { struct p2p_service_data *data = user_data; GSupplicantP2PServiceParams *service = data->service; DBusMessageIter array; SUPPLICANT_DBG("%p - %d", service->wfd_ies, service->wfd_ies_length); dbus_message_iter_open_container(iter, DBUS_TYPE_ARRAY, DBUS_TYPE_BYTE_AS_STRING, &array); if (service->wfd_ies && service->wfd_ies_length > 0) { dbus_message_iter_append_fixed_array(&array, DBUS_TYPE_BYTE, &service->wfd_ies, service->wfd_ies_length); } dbus_message_iter_close_container(iter, &array); } int g_supplicant_set_widi_ies(GSupplicantP2PServiceParams *p2p_service_params, GSupplicantInterfaceCallback callback, void *user_data) { struct p2p_service_data *data; int ret; SUPPLICANT_DBG(""); if (!system_available) return -EFAULT; data = dbus_malloc0(sizeof(*data)); data->service = p2p_service_params; data->callback = callback; data->user_data = user_data; if (p2p_service_params->wfd_ies) data->registration = true; ret = supplicant_dbus_property_set(SUPPLICANT_PATH, SUPPLICANT_INTERFACE, "WFDIEs", DBUS_TYPE_ARRAY_AS_STRING DBUS_TYPE_BYTE_AS_STRING, widi_ies_params, interface_p2p_service_result, data, NULL); if (ret < 0 && ret != -EINPROGRESS) { dbus_free(data); return ret; } return -EINPROGRESS; } static const char *g_supplicant_rule0 = "type=signal," "path=" DBUS_PATH_DBUS "," "sender=" DBUS_SERVICE_DBUS "," "interface=" DBUS_INTERFACE_DBUS "," "member=NameOwnerChanged," "arg0=" SUPPLICANT_SERVICE; static const char *g_supplicant_rule1 = "type=signal," "interface=" SUPPLICANT_INTERFACE; static const char *g_supplicant_rule2 = "type=signal," "interface=" SUPPLICANT_INTERFACE ".Interface"; static const char *g_supplicant_rule3 = "type=signal," "interface=" SUPPLICANT_INTERFACE ".Interface.WPS"; static const char *g_supplicant_rule4 = "type=signal," "interface=" SUPPLICANT_INTERFACE ".BSS"; static const char *g_supplicant_rule5 = "type=signal," "interface=" SUPPLICANT_INTERFACE ".Network"; #if !defined TIZEN_EXT static const char *g_supplicant_rule6 = "type=signal," "interface=" SUPPLICANT_INTERFACE ".Interface.P2PDevice"; static const char *g_supplicant_rule7 = "type=signal," "interface=" SUPPLICANT_INTERFACE ".Peer"; static const char *g_supplicant_rule8 = "type=signal," "interface=" SUPPLICANT_INTERFACE ".Group"; #endif static void invoke_introspect_method(void) { DBusMessage *message; message = dbus_message_new_method_call(SUPPLICANT_SERVICE, SUPPLICANT_PATH, DBUS_INTERFACE_INTROSPECTABLE, "Introspect"); if (!message) return; dbus_message_set_no_reply(message, TRUE); dbus_connection_send(connection, message, NULL); dbus_message_unref(message); } int g_supplicant_register(const GSupplicantCallbacks *callbacks) { connection = dbus_bus_get(DBUS_BUS_SYSTEM, NULL); if (!connection) return -EIO; if (!dbus_connection_add_filter(connection, g_supplicant_filter, NULL, NULL)) { dbus_connection_unref(connection); connection = NULL; return -EIO; } callbacks_pointer = callbacks; eap_methods = 0; interface_table = g_hash_table_new_full(g_str_hash, g_str_equal, NULL, remove_interface); bss_mapping = g_hash_table_new_full(g_str_hash, g_str_equal, NULL, NULL); peer_mapping = g_hash_table_new_full(g_str_hash, g_str_equal, NULL, NULL); group_mapping = g_hash_table_new_full(g_str_hash, g_str_equal, NULL, NULL); pending_peer_connection = g_hash_table_new_full(g_str_hash, g_str_equal, NULL, NULL); supplicant_dbus_setup(connection); dbus_bus_add_match(connection, g_supplicant_rule0, NULL); dbus_bus_add_match(connection, g_supplicant_rule1, NULL); dbus_bus_add_match(connection, g_supplicant_rule2, NULL); dbus_bus_add_match(connection, g_supplicant_rule3, NULL); dbus_bus_add_match(connection, g_supplicant_rule4, NULL); dbus_bus_add_match(connection, g_supplicant_rule5, NULL); #if defined TIZEN_EXT dbus_bus_add_match(connection, "type=signal,interface=org.tizen.system.deviced.PowerOff," "member=ChangeState", NULL); #endif #if !defined TIZEN_EXT dbus_bus_add_match(connection, g_supplicant_rule6, NULL); dbus_bus_add_match(connection, g_supplicant_rule7, NULL); dbus_bus_add_match(connection, g_supplicant_rule8, NULL); #endif dbus_connection_flush(connection); if (dbus_bus_name_has_owner(connection, SUPPLICANT_SERVICE, NULL)) { system_available = TRUE; supplicant_dbus_property_get_all(SUPPLICANT_PATH, SUPPLICANT_INTERFACE, service_property, NULL, NULL); } else invoke_introspect_method(); return 0; } static void unregister_interface_remove_params(DBusMessageIter *iter, void *user_data) { const char *path = user_data; dbus_message_iter_append_basic(iter, DBUS_TYPE_OBJECT_PATH, &path); } static void unregister_remove_interface(gpointer key, gpointer value, gpointer user_data) { GSupplicantInterface *interface = value; supplicant_dbus_method_call(SUPPLICANT_PATH, SUPPLICANT_INTERFACE, "RemoveInterface", unregister_interface_remove_params, NULL, interface->path, NULL); } void g_supplicant_unregister(const GSupplicantCallbacks *callbacks) { SUPPLICANT_DBG(""); if (connection) { #if !defined TIZEN_EXT dbus_bus_remove_match(connection, g_supplicant_rule8, NULL); dbus_bus_remove_match(connection, g_supplicant_rule7, NULL); dbus_bus_remove_match(connection, g_supplicant_rule6, NULL); #endif dbus_bus_remove_match(connection, g_supplicant_rule5, NULL); dbus_bus_remove_match(connection, g_supplicant_rule4, NULL); dbus_bus_remove_match(connection, g_supplicant_rule3, NULL); dbus_bus_remove_match(connection, g_supplicant_rule2, NULL); dbus_bus_remove_match(connection, g_supplicant_rule1, NULL); dbus_bus_remove_match(connection, g_supplicant_rule0, NULL); dbus_connection_flush(connection); dbus_connection_remove_filter(connection, g_supplicant_filter, NULL); } if (bss_mapping) { g_hash_table_destroy(bss_mapping); bss_mapping = NULL; } if (peer_mapping) { g_hash_table_destroy(peer_mapping); peer_mapping = NULL; } if (group_mapping) { g_hash_table_destroy(group_mapping); group_mapping = NULL; } if (interface_table) { g_hash_table_foreach(interface_table, unregister_remove_interface, NULL); g_hash_table_destroy(interface_table); interface_table = NULL; } if (system_available) callback_system_killed(); if (connection) { dbus_connection_unref(connection); connection = NULL; } callbacks_pointer = NULL; eap_methods = 0; }