src/wifi.c

   1 /*
   2  * Network Configuration Module
   3  *
   4  * Copyright (c) 2000 - 2012 Samsung Electronics Co., Ltd. All rights reserved.
   5  *
   6  * Licensed under the Apache License, Version 2.0 (the "License");
   7  * you may not use this file except in compliance with the License.
   8  * You may obtain a copy of the License at
   9  *
  10  * http://www.apache.org/licenses/LICENSE-2.0
  11  *
  12  * Unless required by applicable law or agreed to in writing, software
  13  * distributed under the License is distributed on an "AS IS" BASIS,
  14  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  15  * See the License for the specific language governing permissions and
  16  * limitations under the License.
  17  *
  18  */
  19
  20 #include <stdio.h>
  21 #include <stdlib.h>
  22 #include <unistd.h>
  23 #include <vconf.h>
  24 #include <vconf-keys.h>
  25 #include <sys/stat.h>
  26 #include <fcntl.h>
  27
  28 #include "log.h"
  29 #include "wifi.h"
  30 #include "util.h"
  31 #include "netdbus.h"
  32 #include "neterror.h"
  33 #include "wifi-eap.h"
  34 #include "wifi-wps.h"
  35 #include "wifi-bssid-scan.h"
  36 #include "wifi-netlink-scan.h"
  37 #include "wifi-power.h"
  38 #include "wifi-state.h"
  39 #include "wifi-agent.h"
  40 #include "wifi-firmware.h"
  41 #include "wifi-passpoint.h"
  42 #include "wifi-eap-config.h"
  43 #include "wifi-background-scan.h"
  44 #include "ip-conflict-detect.h"
  45 #include "wifi-config.h"
  46 #include "wifi-tdls.h"
  47 #include "wifi-key-encryption.h"
  48 #include "wifi-extension.h"
  49 #include "wifi-dpp.h"
  50
  51 #define SPRD_CP2_FIRMWARE_PATH "/hal/bin/cp2-downloader"
  52 #define SPRD_CP2_FIRMWARE_STATE_PATH "/tmp/.wifi-firmware-loaded"
  53 #define WIFI_SYSTEMD_SERVICE_PATH "/usr/lib/systemd/system/wifi-ready.service"
  54 static int is_wifi_firmware_downloaded = FALSE;
  55
  56 static Wifi *wifi_object = NULL;
  57 static NetConnmanAgent *connman_agent_object = NULL;
  58 static WifiFirmware *wififirmware_object = NULL;
  59 static char *wifi_def_mac = NULL;
  60
  61 Wifi *get_wifi_object(void){
  62         return wifi_object;
  63 }
  64
  65 static gboolean handle_check_black_list(Wifi *wifi, GDBusMethodInvocation *context,
  66                 const gchar *name, const gchar *security_type, const gchar *eap)
  67 {
  68         ERR("Name (%s)", name);
  69         INFO("disable to check");
  70         wifi_complete_check_black_list(wifi, context, TRUE);
  71         return TRUE;
  72 }
  73
  74 static void _set_wifi_mac_address(void)
  75 {
  76         gchar *mac_addr = NULL;
  77
  78         mac_addr = vconf_get_str(VCONFKEY_WIFI_BSSID_ADDRESS);
  79         if (mac_addr == NULL || strlen(mac_addr) == 0) {
  80                 if (wifi_def_mac)
  81                         netconfig_set_mac_address_to_vconf(wifi_def_mac);
  82                 else
  83                         netconfig_set_mac_address_from_file();
  84         }
  85
  86         g_free(mac_addr);
  87 }
  88
  89 void wifi_set_default_mac(char *def_mac)
  90 {
  91         if (!def_mac)
  92                 return;
  93
  94         if (wifi_def_mac)
  95                 g_free(wifi_def_mac);
  96
  97         wifi_def_mac = def_mac;
  98 }
  99
 100 int wifi_check_systemd_service(void)
 101 {
 102         if (access(WIFI_SYSTEMD_SERVICE_PATH, F_OK ) != -1 )
 103             return 1;
 104         else
 105             return 0;
 106 }
 107
 108 void __netconfig_wifi_connect_reply(GObject *source_object, GAsyncResult *res,
 109                 gpointer user_data)
 110 {
 111         GDBusConnection *conn = NULL;
 112         GError *error = NULL;
 113         GVariant *params = NULL;
 114         char *interface_name = user_data;
 115
 116         DBG("WiFi Connection Reply");
 117
 118         conn = G_DBUS_CONNECTION(source_object);
 119         g_dbus_connection_call_finish(conn, res, &error);
 120         if (error != NULL) {
 121                 ERR("WiFi Connection Error [%s]", error->message);
 122                 /* No need to emit WiFiConnectFail signal if Connection is
 123                  * in progress */
 124                 if (error->code == G_IO_ERROR_TIMED_OUT) {
 125                         g_error_free(error);
 126                         DBG("WiFi Connection in Progress");
 127                         netconfig_gdbus_pending_call_unref();
 128                         g_free(interface_name);
 129                         return;
 130                 }
 131                 g_error_free(error);
 132
 133                 params = g_variant_new("(s)", interface_name);
 134                 if (netconfig_dbus_emit_signal(NULL, NETCONFIG_WIFI_PATH,
 135                                 NETCONFIG_WIFI_INTERFACE, "WiFiConnectFail",
 136                                 params) == FALSE)
 137                         ERR("Failed to emit WiFiConnectFail signal");
 138                 else
 139                         DBG("Successfully sent WiFiConnectFail signal");
 140         } else
 141                 DBG("WiFi Connection has been initiated successfully");
 142
 143         netconfig_gdbus_pending_call_unref();
 144         g_free(interface_name);
 145         return;
 146 }
 147
 148 static void _update_wifi_firmware_state(void)
 149 {
 150         int fd;
 151         mode_t mode = S_IRGRP | S_IWUSR | S_IXGRP;
 152
 153         fd = creat(SPRD_CP2_FIRMWARE_STATE_PATH, mode);
 154         if (fd >= 0)
 155                 close(fd);
 156         else
 157                 DBG("Failed to create wifi firmware state file");
 158
 159         is_wifi_firmware_downloaded = TRUE;
 160 }
 161
 162 static int _get_wifi_firmware_state(void)
 163 {
 164         if (!is_wifi_firmware_downloaded
 165                         && access(SPRD_CP2_FIRMWARE_STATE_PATH, F_OK) != 0)
 166                 is_wifi_firmware_downloaded = FALSE;
 167         else
 168                 is_wifi_firmware_downloaded = TRUE;
 169         return is_wifi_firmware_downloaded;
 170 }
 171
 172 int wifi_firmware_download(void)
 173 {
 174         int rv = 0;
 175         const char *path = SPRD_CP2_FIRMWARE_PATH;
 176         char *const args[] = { SPRD_CP2_FIRMWARE_PATH, NULL };
 177         char *const envs[] = { NULL };
 178
 179         if (!_get_wifi_firmware_state()) {
 180                 rv = netconfig_execute_file(path, args, envs);
 181                 if (rv < 0) {
 182                         DBG("wifi firmware download fails");
 183                         return -EIO;
 184                 }
 185                 _update_wifi_firmware_state();
 186                 DBG("wifi firmware download successes");
 187         }
 188
 189         return 0;
 190 }
 191
 192 void wifi_object_create_and_init(void)
 193 {
 194         DBG("Create wifi object.");
 195         GDBusInterfaceSkeleton *interface_wifi = NULL;
 196         GDBusInterfaceSkeleton *interface_connman_agent = NULL;
 197         GDBusInterfaceSkeleton *interface_wifi_firmware = NULL;
 198         GDBusConnection *connection = NULL;
 199         GDBusObjectManagerServer *server = netdbus_get_wifi_manager();
 200         if (server == NULL)
 201                 return;
 202
 203         connection = netdbus_get_connection();
 204         g_dbus_object_manager_server_set_connection(server, connection);
 205
 206         /*Interface netconfig.wifi*/
 207         wifi_object = wifi_skeleton_new();
 208         interface_wifi = G_DBUS_INTERFACE_SKELETON(wifi_object);
 209
 210         /* WIFI power */
 211         g_signal_connect(wifi_object, "handle-load-driver",
 212                         G_CALLBACK(handle_load_driver), NULL);
 213         g_signal_connect(wifi_object, "handle-remove-driver",
 214                         G_CALLBACK(handle_remove_driver), NULL);
 215         g_signal_connect(wifi_object, "handle-load-p2p-driver",
 216                                 G_CALLBACK(handle_load_p2p_driver), NULL);
 217         g_signal_connect(wifi_object, "handle-remove-p2p-driver",
 218                         G_CALLBACK(handle_remove_p2p_driver), NULL);
 219
 220         /* WIFI scan */
 221         g_signal_connect(wifi_object, "handle-request-bssid-scan",
 222                         G_CALLBACK(handle_request_bssid_scan), NULL);
 223         g_signal_connect(wifi_object, "handle-get-bssid-list",
 224                         G_CALLBACK(handle_get_bssid_list), NULL);
 225         g_signal_connect(wifi_object, "handle-netlink-scan",
 226                         G_CALLBACK(handle_netlink_scan), NULL);
 227
 228         /* WPS Connect */
 229         g_signal_connect(wifi_object, "handle-request-wps-connect",
 230                         G_CALLBACK(handle_request_wps_connect), NULL);
 231         g_signal_connect(wifi_object, "handle-request-wps-cancel",
 232                         G_CALLBACK(handle_request_wps_cancel), NULL);
 233
 234         /* WIFI direct */
 235         g_signal_connect(wifi_object, "handle-launch-direct",
 236                         G_CALLBACK(handle_launch_direct), NULL);
 237
 238         /* EAP config */
 239         g_signal_connect(wifi_object, "handle-create-eap-config",
 240                         G_CALLBACK(handle_create_eap_config), NULL);
 241         g_signal_connect(wifi_object, "handle-delete-eap-config",
 242                         G_CALLBACK(handle_delete_eap_config), NULL);
 243
 244         /* VSIE methods */
 245         g_signal_connect(wifi_object, "handle-add-vsie",
 246                         G_CALLBACK(handle_add_vsie), NULL);
 247         g_signal_connect(wifi_object, "handle-get-vsie",
 248                         G_CALLBACK(handle_get_vsie), NULL);
 249         g_signal_connect(wifi_object, "handle-remove-vsie",
 250                         G_CALLBACK(handle_remove_vsie), NULL);
 251
 252         /* IP conflict methods */
 253         g_signal_connect(wifi_object, "handle-ip-conflict-set-enable",
 254                         G_CALLBACK(handle_ip_conflict_set_enable), NULL);
 255         g_signal_connect(wifi_object, "handle-is-ip-conflict-detect-enabled",
 256                         G_CALLBACK(handle_is_ip_conflict_detect_enabled), NULL);
 257         g_signal_connect(wifi_object, "handle-set-ip-conflict-period",
 258                         G_CALLBACK(handle_set_ip_conflict_period), NULL);
 259         g_signal_connect(wifi_object, "handle-get-ip-conflict-state",
 260                         G_CALLBACK(handle_get_ip_conflict_state), NULL);
 261         g_signal_connect(wifi_object, "handle-get-ip-conflict-period",
 262                         G_CALLBACK(handle_get_ip_conflict_period), NULL);
 263
 264         /* WIFI configuration */
 265         g_signal_connect(wifi_object, "handle-save-configuration",
 266                         G_CALLBACK(handle_save_configuration), NULL);
 267         g_signal_connect(wifi_object, "handle-remove-configuration",
 268                         G_CALLBACK(handle_remove_configuration), NULL);
 269         g_signal_connect(wifi_object, "handle-get-config-ids",
 270                         G_CALLBACK(handle_get_config_ids), NULL);
 271         g_signal_connect(wifi_object, "handle-load-configuration",
 272                         G_CALLBACK(handle_load_configuration), NULL);
 273         g_signal_connect(wifi_object, "handle-set-config-field",
 274                         G_CALLBACK(handle_set_config_field), NULL);
 275         g_signal_connect(wifi_object, "handle-get-config-passphrase",
 276                         G_CALLBACK(handle_get_config_passphrase), NULL);
 277
 278         /* WIFI EAP configuration */
 279         g_signal_connect(wifi_object, "handle-save-eap-configuration",
 280                         G_CALLBACK(handle_save_eap_configuration), NULL);
 281         g_signal_connect(wifi_object, "handle-load-eap-configuration",
 282                         G_CALLBACK(handle_load_eap_configuration), NULL);
 283
 284         /* BG scan mode */
 285         g_signal_connect(wifi_object, "handle-set-bgscan",
 286                         G_CALLBACK(handle_set_bgscan), NULL);
 287         g_signal_connect(wifi_object, "handle-resume-bgscan",
 288                         G_CALLBACK(handle_resume_bgscan), NULL);
 289         g_signal_connect(wifi_object, "handle-pause-bgscan",
 290                         G_CALLBACK(handle_pause_bgscan), NULL);
 291         g_signal_connect(wifi_object, "handle-reset-bgscan-interval",
 292                         G_CALLBACK(handle_reset_bgscan_interval), NULL);
 293
 294         /* Auto Scan Mode */
 295         g_signal_connect(wifi_object, "handle-get-autoscan",
 296                         G_CALLBACK(handle_get_autoscan), NULL);
 297         g_signal_connect(wifi_object, "handle-get-autoscanmode",
 298                         G_CALLBACK(handle_get_autoscanmode), NULL);
 299
 300         /* Extension API methods */
 301         g_signal_connect(wifi_object, "handle-flush-bss",
 302                         G_CALLBACK(handle_flush_bss), NULL);
 303
 304         /* Passpoint */
 305         g_signal_connect(wifi_object, "handle-set-passpoint",
 306                                 G_CALLBACK(handle_set_passpoint), NULL);
 307         g_signal_connect(wifi_object, "handle-get-passpoint",
 308                                         G_CALLBACK(handle_get_passpoint), NULL);
 309
 310         /* EAP authentication */
 311         g_signal_connect(wifi_object, "handle-get-aka-auth",
 312                                 G_CALLBACK(handle_get_aka_auth), NULL);
 313         g_signal_connect(wifi_object, "handle-get-sim-auth",
 314                                 G_CALLBACK(handle_get_sim_auth), NULL);
 315         g_signal_connect(wifi_object, "handle-get-sim-imsi",
 316                                 G_CALLBACK(handle_get_sim_imsi), NULL);
 317         g_signal_connect(wifi_object, "handle-req-aka-auth",
 318                         G_CALLBACK(handle_req_aka_auth), NULL);
 319         g_signal_connect(wifi_object, "handle-req-sim-auth",
 320                         G_CALLBACK(handle_req_sim_auth), NULL);
 321
 322         /* WIFI MDM blacklist */
 323         g_signal_connect(wifi_object, "handle-check-black-list",
 324                         G_CALLBACK(handle_check_black_list), NULL);
 325
 326         /* TDLS methods */
 327         g_signal_connect(wifi_object, "handle-tdls-disconnect",
 328                         G_CALLBACK(handle_tdls_disconnect), NULL);
 329         g_signal_connect(wifi_object, "handle-tdls-connected-peer",
 330                         G_CALLBACK(handle_tdls_connected_peer), NULL);
 331         g_signal_connect(wifi_object, "handle-tdls-discover",
 332                         G_CALLBACK(handle_tdls_discover), NULL);
 333         g_signal_connect(wifi_object, "handle-tdls-connect",
 334                         G_CALLBACK(handle_tdls_connect), NULL);
 335         g_signal_connect(wifi_object, "handle-tdls-channel-switch",
 336                         G_CALLBACK(handle_tdls_channel_switch), NULL);
 337         g_signal_connect(wifi_object, "handle-tdls-cancel-channel-switch",
 338                         G_CALLBACK(handle_tdls_cancel_channel_switch), NULL);
 339
 340         /* Passphrase Encryption */
 341         g_signal_connect(wifi_object, "handle-encrypt-passphrase",
 342                         G_CALLBACK(handle_encrypt_passphrase), NULL);
 343         g_signal_connect(wifi_object, "handle-decrypt-passphrase",
 344                         G_CALLBACK(handle_decrypt_passphrase), NULL);
 345         g_signal_connect(wifi_object, "handle-decrypt-conf-obj",
 346                         G_CALLBACK(handle_decrypt_conf_obj), NULL);
 347
 348         /* DPP */
 349         g_signal_connect(wifi_object, "handle-dpp-enter-peer-uri",
 350                         G_CALLBACK(handle_dpp_enter_peer_uri), NULL);
 351         g_signal_connect(wifi_object, "handle-dpp-generate-uri",
 352                         G_CALLBACK(handle_dpp_generate_uri), NULL);
 353         g_signal_connect(wifi_object, "handle-dpp-start-configurator-initiator",
 354                         G_CALLBACK(handle_dpp_start_configurator_initiator), NULL);
 355         g_signal_connect(wifi_object, "handle-dpp-start-enrollee-initiator",
 356                         G_CALLBACK(handle_dpp_start_enrollee_initiator), NULL);
 357         g_signal_connect(wifi_object, "handle-dpp-start-configurator-responder",
 358                         G_CALLBACK(handle_dpp_start_configurator_responder), NULL);
 359         g_signal_connect(wifi_object, "handle-dpp-start-enrollee-responder",
 360                         G_CALLBACK(handle_dpp_start_enrollee_responder), NULL);
 361         g_signal_connect(wifi_object, "handle-dpp-stop",
 362                         G_CALLBACK(handle_dpp_stop), NULL);
 363
 364         if (!g_dbus_interface_skeleton_export(interface_wifi, connection,
 365                         NETCONFIG_WIFI_PATH, NULL)) {
 366                 ERR("Export WIFI_PATH for wifi failed");
 367         }
 368
 369         /* Interface connman.Agent */
 370         connman_agent_object = net_connman_agent_skeleton_new();
 371
 372         interface_connman_agent = G_DBUS_INTERFACE_SKELETON(connman_agent_object);
 373         g_signal_connect(connman_agent_object, "handle-report-error",
 374                         G_CALLBACK(handle_report_error), NULL);
 375         g_signal_connect(connman_agent_object, "handle-request-browser",
 376                         G_CALLBACK(handle_request_browser), NULL);
 377         g_signal_connect(connman_agent_object, "handle-request-input",
 378                         G_CALLBACK(handle_request_input), NULL);
 379         g_signal_connect(connman_agent_object, "handle-set-field",
 380                         G_CALLBACK(handle_set_field), NULL);
 381
 382         if (!g_dbus_interface_skeleton_export(interface_connman_agent, connection,
 383                         NETCONFIG_WIFI_PATH, NULL)) {
 384                 ERR("Export WIFI_PATH for agent failed");
 385         }
 386
 387         /*Interface netconfig.wifi.Firmware*/
 388         wififirmware_object = wifi_firmware_skeleton_new();
 389
 390         interface_wifi_firmware = G_DBUS_INTERFACE_SKELETON(wififirmware_object);
 391         g_signal_connect(wififirmware_object, "handle-start",
 392                         G_CALLBACK(handle_start), NULL);
 393         g_signal_connect(wififirmware_object, "handle-stop",
 394                                 G_CALLBACK(handle_stop), NULL);
 395
 396         if (!g_dbus_interface_skeleton_export(interface_wifi_firmware, connection,
 397                         NETCONFIG_WIFI_PATH, NULL)) {
 398                 ERR("Export WIFI_PATH for firmware failed");
 399         }
 400
 401         _set_wifi_mac_address();
 402
 403         wifi_state_initialize();
 404         wifi_power_initialize();
 405
 406         return;
 407 }
 408
 409 void wifi_object_deinit(void)
 410 {
 411         g_object_unref(wifi_object);
 412         g_object_unref(connman_agent_object);
 413         g_object_unref(wififirmware_object);
 414
 415         wifi_power_deinitialize();
 416         wifi_state_deinitialize();
 417
 418         g_free(wifi_def_mac);
 419 }