gsupplicant/supplicant.c

   1 /*
   2  *
   3  *  WPA supplicant library with GLib integration
   4  *
   5  *  Copyright (C) 2010  Intel Corporation. All rights reserved.
   6  *
   7  *  This program is free software; you can redistribute it and/or modify
   8  *  it under the terms of the GNU General Public License version 2 as
   9  *  published by the Free Software Foundation.
  10  *
  11  *  This program is distributed in the hope that it will be useful,
  12  *  but WITHOUT ANY WARRANTY; without even the implied warranty of
  13  *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14  *  GNU General Public License for more details.
  15  *
  16  *  You should have received a copy of the GNU General Public License
  17  *  along with this program; if not, write to the Free Software
  18  *  Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
  19  *
  20  */
  21
  22 #ifdef HAVE_CONFIG_H
  23 #include <config.h>
  24 #endif
  25
  26 #include <errno.h>
  27 #include <stdio.h>
  28 #include <stdlib.h>
  29 #include <string.h>
  30 #include <stdint.h>
  31 #include <syslog.h>
  32
  33 #include <glib.h>
  34 #include <gdbus.h>
  35
  36 #include "dbus.h"
  37 #include "gsupplicant.h"
  38
  39 #define TIMEOUT 5000
  40
  41 #define IEEE80211_CAP_ESS       0x0001
  42 #define IEEE80211_CAP_IBSS      0x0002
  43 #define IEEE80211_CAP_PRIVACY   0x0010
  44
  45 static DBusConnection *connection;
  46
  47 static const GSupplicantCallbacks *callbacks_pointer;
  48
  49 static dbus_bool_t system_available = FALSE;
  50 static dbus_bool_t system_ready = FALSE;
  51
  52 static dbus_int32_t debug_level;
  53 static dbus_bool_t debug_timestamp = FALSE;
  54 static dbus_bool_t debug_showkeys = FALSE;
  55
  56 static const char *debug_strings[] = {
  57         "msgdump", "debug", "info", "warning", "error", NULL
  58 };
  59
  60 static unsigned int eap_methods;
  61
  62 struct strvalmap {
  63         const char *str;
  64         unsigned int val;
  65 };
  66
  67 static struct strvalmap eap_method_map[] = {
  68         { "MD5",        G_SUPPLICANT_EAP_METHOD_MD5     },
  69         { "TLS",        G_SUPPLICANT_EAP_METHOD_TLS     },
  70         { "MSCHAPV2",   G_SUPPLICANT_EAP_METHOD_MSCHAPV2        },
  71         { "PEAP",       G_SUPPLICANT_EAP_METHOD_PEAP    },
  72         { "TTLS",       G_SUPPLICANT_EAP_METHOD_TTLS    },
  73         { "GTC",        G_SUPPLICANT_EAP_METHOD_GTC     },
  74         { "OTP",        G_SUPPLICANT_EAP_METHOD_OTP     },
  75         { "LEAP",       G_SUPPLICANT_EAP_METHOD_LEAP    },
  76         { "WSC",        G_SUPPLICANT_EAP_METHOD_WSC     },
  77         { }
  78 };
  79
  80 static struct strvalmap keymgmt_map[] = {
  81         { "none",               G_SUPPLICANT_KEYMGMT_NONE               },
  82         { "ieee8021x",          G_SUPPLICANT_KEYMGMT_IEEE8021X  },
  83         { "wpa-none",           G_SUPPLICANT_KEYMGMT_WPA_NONE   },
  84         { "wpa-psk",            G_SUPPLICANT_KEYMGMT_WPA_PSK    },
  85         { "wpa-psk-sha256",     G_SUPPLICANT_KEYMGMT_WPA_PSK_256        },
  86         { "wpa-ft-psk",         G_SUPPLICANT_KEYMGMT_WPA_FT_PSK },
  87         { "wpa-ft-eap",         G_SUPPLICANT_KEYMGMT_WPA_FT_EAP },
  88         { "wpa-eap",            G_SUPPLICANT_KEYMGMT_WPA_EAP    },
  89         { "wpa-eap-sha256",     G_SUPPLICANT_KEYMGMT_WPA_EAP_256        },
  90         { "wps",                G_SUPPLICANT_KEYMGMT_WPS                },
  91         { }
  92 };
  93
  94 static struct strvalmap authalg_capa_map[] = {
  95         { "open",       G_SUPPLICANT_CAPABILITY_AUTHALG_OPEN    },
  96         { "shared",     G_SUPPLICANT_CAPABILITY_AUTHALG_SHARED  },
  97         { "leap",       G_SUPPLICANT_CAPABILITY_AUTHALG_LEAP    },
  98         { }
  99 };
 100
 101 static struct strvalmap proto_capa_map[] = {
 102         { "wpa",        G_SUPPLICANT_CAPABILITY_PROTO_WPA               },
 103         { "rsn",        G_SUPPLICANT_CAPABILITY_PROTO_RSN               },
 104         { }
 105 };
 106
 107 static struct strvalmap group_map[] = {
 108         { "wep40",      G_SUPPLICANT_GROUP_WEP40        },
 109         { "wep104",     G_SUPPLICANT_GROUP_WEP104       },
 110         { "tkip",       G_SUPPLICANT_GROUP_TKIP },
 111         { "ccmp",       G_SUPPLICANT_GROUP_CCMP },
 112         { }
 113 };
 114
 115 static struct strvalmap pairwise_map[] = {
 116         { "none",       G_SUPPLICANT_PAIRWISE_NONE      },
 117         { "tkip",       G_SUPPLICANT_PAIRWISE_TKIP      },
 118         { "ccmp",       G_SUPPLICANT_PAIRWISE_CCMP      },
 119         { }
 120 };
 121
 122 static struct strvalmap scan_capa_map[] = {
 123         { "active",     G_SUPPLICANT_CAPABILITY_SCAN_ACTIVE     },
 124         { "passive",    G_SUPPLICANT_CAPABILITY_SCAN_PASSIVE    },
 125         { "ssid",       G_SUPPLICANT_CAPABILITY_SCAN_SSID               },
 126         { }
 127 };
 128
 129 static struct strvalmap mode_capa_map[] = {
 130         { "infrastructure",     G_SUPPLICANT_CAPABILITY_MODE_INFRA      },
 131         { "ad-hoc",             G_SUPPLICANT_CAPABILITY_MODE_IBSS       },
 132         { "ap",                 G_SUPPLICANT_CAPABILITY_MODE_AP         },
 133         { }
 134 };
 135
 136 static GHashTable *interface_table;
 137 static GHashTable *bss_mapping;
 138
 139 struct _GSupplicantWpsCredentials {
 140         unsigned char ssid[32];
 141         unsigned int ssid_len;
 142         char *key;
 143 };
 144
 145 struct _GSupplicantInterface {
 146         char *path;
 147         char *network_path;
 148         unsigned int keymgmt_capa;
 149         unsigned int authalg_capa;
 150         unsigned int proto_capa;
 151         unsigned int group_capa;
 152         unsigned int pairwise_capa;
 153         unsigned int scan_capa;
 154         unsigned int mode_capa;
 155         dbus_bool_t ready;
 156         GSupplicantState state;
 157         dbus_bool_t scanning;
 158         GSupplicantInterfaceCallback scan_callback;
 159         void *scan_data;
 160         int apscan;
 161         char *ifname;
 162         char *driver;
 163         char *bridge;
 164         struct _GSupplicantWpsCredentials wps_cred;
 165         GSupplicantWpsState wps_state;
 166         GHashTable *network_table;
 167         GHashTable *net_mapping;
 168         GHashTable *bss_mapping;
 169         void *data;
 170 };
 171
 172 struct _GSupplicantNetwork {
 173         GSupplicantInterface *interface;
 174         char *path;
 175         char *group;
 176         char *name;
 177         unsigned char ssid[32];
 178         unsigned int ssid_len;
 179         dbus_int16_t signal;
 180         GSupplicantMode mode;
 181         GSupplicantSecurity security;
 182         dbus_bool_t wps;
 183         GHashTable *bss_table;
 184         GHashTable *config_table;
 185 };
 186
 187 struct g_supplicant_bss {
 188         GSupplicantInterface *interface;
 189         char *path;
 190         unsigned char bssid[6];
 191         unsigned char ssid[32];
 192         unsigned int ssid_len;
 193         dbus_uint16_t frequency;
 194         dbus_uint32_t maxrate;
 195         dbus_int16_t signal;
 196         GSupplicantMode mode;
 197         GSupplicantSecurity security;
 198         unsigned int keymgmt;
 199         unsigned int pairwise;
 200         unsigned int group;
 201         dbus_bool_t privacy;
 202         dbus_bool_t psk;
 203         dbus_bool_t ieee8021x;
 204 };
 205
 206 static inline void debug(const char *format, ...)
 207 {
 208         char str[256];
 209         va_list ap;
 210
 211         if (callbacks_pointer->debug == NULL)
 212                 return;
 213
 214         va_start(ap, format);
 215
 216         if (vsnprintf(str, sizeof(str), format, ap) > 0)
 217                 callbacks_pointer->debug(str);
 218
 219         va_end(ap);
 220 }
 221
 222 #define SUPPLICANT_DBG(fmt, arg...) \
 223         debug("%s:%s() " fmt, __FILE__, __FUNCTION__ , ## arg);
 224
 225 static GSupplicantMode string2mode(const char *mode)
 226 {
 227         if (mode == NULL)
 228                 return G_SUPPLICANT_MODE_UNKNOWN;
 229
 230         if (g_str_equal(mode, "infrastructure") == TRUE)
 231                 return G_SUPPLICANT_MODE_INFRA;
 232         else if (g_str_equal(mode, "ad-hoc") == TRUE)
 233                 return G_SUPPLICANT_MODE_IBSS;
 234
 235         return G_SUPPLICANT_MODE_UNKNOWN;
 236 }
 237
 238 static const char *mode2string(GSupplicantMode mode)
 239 {
 240         switch (mode) {
 241         case G_SUPPLICANT_MODE_UNKNOWN:
 242                 break;
 243         case G_SUPPLICANT_MODE_INFRA:
 244                 return "managed";
 245         case G_SUPPLICANT_MODE_IBSS:
 246                 return "adhoc";
 247         }
 248
 249         return NULL;
 250 }
 251
 252 static const char *security2string(GSupplicantSecurity security)
 253 {
 254         switch (security) {
 255         case G_SUPPLICANT_SECURITY_UNKNOWN:
 256                 break;
 257         case G_SUPPLICANT_SECURITY_NONE:
 258                 return "none";
 259         case G_SUPPLICANT_SECURITY_WEP:
 260                 return "wep";
 261         case G_SUPPLICANT_SECURITY_PSK:
 262                 return "psk";
 263         case G_SUPPLICANT_SECURITY_IEEE8021X:
 264                 return "ieee8021x";
 265         }
 266
 267         return NULL;
 268 }
 269
 270 static GSupplicantState string2state(const char *state)
 271 {
 272         if (state == NULL)
 273                 return G_SUPPLICANT_STATE_UNKNOWN;
 274
 275         if (g_str_equal(state, "unknown") == TRUE)
 276                 return G_SUPPLICANT_STATE_UNKNOWN;
 277         else if (g_str_equal(state, "disconnected") == TRUE)
 278                 return G_SUPPLICANT_STATE_DISCONNECTED;
 279         else if (g_str_equal(state, "inactive") == TRUE)
 280                 return G_SUPPLICANT_STATE_INACTIVE;
 281         else if (g_str_equal(state, "scanning") == TRUE)
 282                 return G_SUPPLICANT_STATE_SCANNING;
 283         else if (g_str_equal(state, "authenticating") == TRUE)
 284                 return G_SUPPLICANT_STATE_AUTHENTICATING;
 285         else if (g_str_equal(state, "associating") == TRUE)
 286                 return G_SUPPLICANT_STATE_ASSOCIATING;
 287         else if (g_str_equal(state, "associated") == TRUE)
 288                 return G_SUPPLICANT_STATE_ASSOCIATED;
 289         else if (g_str_equal(state, "group_handshake") == TRUE)
 290                 return G_SUPPLICANT_STATE_GROUP_HANDSHAKE;
 291         else if (g_str_equal(state, "4way_handshake") == TRUE)
 292                 return G_SUPPLICANT_STATE_4WAY_HANDSHAKE;
 293         else if (g_str_equal(state, "completed") == TRUE)
 294                 return G_SUPPLICANT_STATE_COMPLETED;
 295
 296         return G_SUPPLICANT_STATE_UNKNOWN;
 297 }
 298
 299 static void callback_system_ready(void)
 300 {
 301         if (system_ready == TRUE)
 302                 return;
 303
 304         system_ready = TRUE;
 305
 306         if (callbacks_pointer == NULL)
 307                 return;
 308
 309         if (callbacks_pointer->system_ready == NULL)
 310                 return;
 311
 312         callbacks_pointer->system_ready();
 313 }
 314
 315 static void callback_system_killed(void)
 316 {
 317         system_ready = FALSE;
 318
 319         if (callbacks_pointer == NULL)
 320                 return;
 321
 322         if (callbacks_pointer->system_killed == NULL)
 323                 return;
 324
 325         callbacks_pointer->system_killed();
 326 }
 327
 328 static void callback_interface_added(GSupplicantInterface *interface)
 329 {
 330         SUPPLICANT_DBG("");
 331
 332         if (callbacks_pointer == NULL)
 333                 return;
 334
 335         if (callbacks_pointer->interface_added == NULL)
 336                 return;
 337
 338         callbacks_pointer->interface_added(interface);
 339 }
 340
 341 static void callback_interface_state(GSupplicantInterface *interface)
 342 {
 343         if (callbacks_pointer == NULL)
 344                 return;
 345
 346         if (callbacks_pointer->interface_state == NULL)
 347                 return;
 348
 349         callbacks_pointer->interface_state(interface);
 350 }
 351
 352 static void callback_interface_removed(GSupplicantInterface *interface)
 353 {
 354         if (callbacks_pointer == NULL)
 355                 return;
 356
 357         if (callbacks_pointer->interface_removed == NULL)
 358                 return;
 359
 360         callbacks_pointer->interface_removed(interface);
 361 }
 362
 363 static void callback_scan_started(GSupplicantInterface *interface)
 364 {
 365         if (callbacks_pointer == NULL)
 366                 return;
 367
 368         if (callbacks_pointer->scan_started == NULL)
 369                 return;
 370
 371         callbacks_pointer->scan_started(interface);
 372 }
 373
 374 static void callback_scan_finished(GSupplicantInterface *interface)
 375 {
 376         if (callbacks_pointer == NULL)
 377                 return;
 378
 379         if (callbacks_pointer->scan_finished == NULL)
 380                 return;
 381
 382         callbacks_pointer->scan_finished(interface);
 383 }
 384
 385 static void callback_network_added(GSupplicantNetwork *network)
 386 {
 387         if (callbacks_pointer == NULL)
 388                 return;
 389
 390         if (callbacks_pointer->network_added == NULL)
 391                 return;
 392
 393         callbacks_pointer->network_added(network);
 394 }
 395
 396 static void callback_network_removed(GSupplicantNetwork *network)
 397 {
 398         if (callbacks_pointer == NULL)
 399                 return;
 400
 401         if (callbacks_pointer->network_removed == NULL)
 402                 return;
 403
 404         callbacks_pointer->network_removed(network);
 405 }
 406
 407 static void remove_interface(gpointer data)
 408 {
 409         GSupplicantInterface *interface = data;
 410
 411         g_hash_table_destroy(interface->bss_mapping);
 412         g_hash_table_destroy(interface->net_mapping);
 413         g_hash_table_destroy(interface->network_table);
 414
 415         callback_interface_removed(interface);
 416
 417         g_free(interface->wps_cred.key);
 418         g_free(interface->path);
 419         g_free(interface->network_path);
 420         g_free(interface->ifname);
 421         g_free(interface->driver);
 422         g_free(interface->bridge);
 423         g_free(interface);
 424 }
 425
 426 static void remove_network(gpointer data)
 427 {
 428         GSupplicantNetwork *network = data;
 429
 430         g_hash_table_destroy(network->bss_table);
 431
 432         callback_network_removed(network);
 433
 434         g_hash_table_destroy(network->config_table);
 435
 436         g_free(network->path);
 437         g_free(network->group);
 438         g_free(network->name);
 439         g_free(network);
 440 }
 441
 442 static void remove_bss(gpointer data)
 443 {
 444         struct g_supplicant_bss *bss = data;
 445
 446         g_free(bss->path);
 447         g_free(bss);
 448 }
 449
 450 static void debug_strvalmap(const char *label, struct strvalmap *map,
 451                                                         unsigned int val)
 452 {
 453         int i;
 454
 455         for (i = 0; map[i].str != NULL; i++) {
 456                 if (val & map[i].val)
 457                         SUPPLICANT_DBG("%s: %s", label, map[i].str);
 458         }
 459 }
 460
 461 static void interface_capability_keymgmt(DBusMessageIter *iter, void *user_data)
 462 {
 463         GSupplicantInterface *interface = user_data;
 464         const char *str = NULL;
 465         int i;
 466
 467         dbus_message_iter_get_basic(iter, &str);
 468         if (str == NULL)
 469                 return;
 470
 471         for (i = 0; keymgmt_map[i].str != NULL; i++)
 472                 if (strcmp(str, keymgmt_map[i].str) == 0) {
 473                         interface->keymgmt_capa |= keymgmt_map[i].val;
 474                         break;
 475                 }
 476 }
 477
 478 static void interface_capability_authalg(DBusMessageIter *iter, void *user_data)
 479 {
 480         GSupplicantInterface *interface = user_data;
 481         const char *str = NULL;
 482         int i;
 483
 484         dbus_message_iter_get_basic(iter, &str);
 485         if (str == NULL)
 486                 return;
 487
 488         for (i = 0; authalg_capa_map[i].str != NULL; i++)
 489                 if (strcmp(str, authalg_capa_map[i].str) == 0) {
 490                         interface->authalg_capa |= authalg_capa_map[i].val;
 491                         break;
 492                 }
 493 }
 494
 495 static void interface_capability_proto(DBusMessageIter *iter, void *user_data)
 496 {
 497         GSupplicantInterface *interface = user_data;
 498         const char *str = NULL;
 499         int i;
 500
 501         dbus_message_iter_get_basic(iter, &str);
 502         if (str == NULL)
 503                 return;
 504
 505         for (i = 0; proto_capa_map[i].str != NULL; i++)
 506                 if (strcmp(str, proto_capa_map[i].str) == 0) {
 507                         interface->proto_capa |= proto_capa_map[i].val;
 508                         break;
 509                 }
 510 }
 511
 512 static void interface_capability_pairwise(DBusMessageIter *iter,
 513                                                         void *user_data)
 514 {
 515         GSupplicantInterface *interface = user_data;
 516         const char *str = NULL;
 517         int i;
 518
 519         dbus_message_iter_get_basic(iter, &str);
 520         if (str == NULL)
 521                 return;
 522
 523         for (i = 0; pairwise_map[i].str != NULL; i++)
 524                 if (strcmp(str, pairwise_map[i].str) == 0) {
 525                         interface->pairwise_capa |= pairwise_map[i].val;
 526                         break;
 527                 }
 528 }
 529
 530 static void interface_capability_group(DBusMessageIter *iter, void *user_data)
 531 {
 532         GSupplicantInterface *interface = user_data;
 533         const char *str = NULL;
 534         int i;
 535
 536         dbus_message_iter_get_basic(iter, &str);
 537         if (str == NULL)
 538                 return;
 539
 540         for (i = 0; group_map[i].str != NULL; i++)
 541                 if (strcmp(str, group_map[i].str) == 0) {
 542                         interface->group_capa |= group_map[i].val;
 543                         break;
 544                 }
 545 }
 546
 547 static void interface_capability_scan(DBusMessageIter *iter, void *user_data)
 548 {
 549         GSupplicantInterface *interface = user_data;
 550         const char *str = NULL;
 551         int i;
 552
 553         dbus_message_iter_get_basic(iter, &str);
 554         if (str == NULL)
 555                 return;
 556
 557         for (i = 0; scan_capa_map[i].str != NULL; i++)
 558                 if (strcmp(str, scan_capa_map[i].str) == 0) {
 559                         interface->scan_capa |= scan_capa_map[i].val;
 560                         break;
 561                 }
 562 }
 563
 564 static void interface_capability_mode(DBusMessageIter *iter, void *user_data)
 565 {
 566         GSupplicantInterface *interface = user_data;
 567         const char *str = NULL;
 568         int i;
 569
 570         dbus_message_iter_get_basic(iter, &str);
 571         if (str == NULL)
 572                 return;
 573
 574         for (i = 0; mode_capa_map[i].str != NULL; i++)
 575                 if (strcmp(str, mode_capa_map[i].str) == 0) {
 576                         interface->mode_capa |= mode_capa_map[i].val;
 577                         break;
 578                 }
 579 }
 580
 581 static void interface_capability(const char *key, DBusMessageIter *iter,
 582                                                         void *user_data)
 583 {
 584         GSupplicantInterface *interface = user_data;
 585
 586         if (key == NULL)
 587                 return;
 588
 589         if (g_strcmp0(key, "KeyMgmt") == 0)
 590                 supplicant_dbus_array_foreach(iter,
 591                                 interface_capability_keymgmt, interface);
 592         else if (g_strcmp0(key, "AuthAlg") == 0)
 593                 supplicant_dbus_array_foreach(iter,
 594                                 interface_capability_authalg, interface);
 595         else if (g_strcmp0(key, "Protocol") == 0)
 596                 supplicant_dbus_array_foreach(iter,
 597                                 interface_capability_proto, interface);
 598         else if (g_strcmp0(key, "Pairwise") == 0)
 599                 supplicant_dbus_array_foreach(iter,
 600                                 interface_capability_pairwise, interface);
 601         else if (g_strcmp0(key, "Group") == 0)
 602                 supplicant_dbus_array_foreach(iter,
 603                                 interface_capability_group, interface);
 604         else if (g_strcmp0(key, "Scan") == 0)
 605                 supplicant_dbus_array_foreach(iter,
 606                                 interface_capability_scan, interface);
 607         else if (g_strcmp0(key, "Modes") == 0)
 608                 supplicant_dbus_array_foreach(iter,
 609                                 interface_capability_mode, interface);
 610         else
 611                 SUPPLICANT_DBG("key %s type %c",
 612                                 key, dbus_message_iter_get_arg_type(iter));
 613 }
 614
 615 void g_supplicant_interface_set_data(GSupplicantInterface *interface,
 616                                                                 void *data)
 617 {
 618         if (interface == NULL)
 619                 return;
 620
 621         interface->data = data;
 622 }
 623
 624 void *g_supplicant_interface_get_data(GSupplicantInterface *interface)
 625 {
 626         if (interface == NULL)
 627                 return NULL;
 628
 629         return interface->data;
 630 }
 631
 632 const char *g_supplicant_interface_get_ifname(GSupplicantInterface *interface)
 633 {
 634         if (interface == NULL)
 635                 return NULL;
 636
 637         return interface->ifname;
 638 }
 639
 640 const char *g_supplicant_interface_get_driver(GSupplicantInterface *interface)
 641 {
 642         if (interface == NULL)
 643                 return NULL;
 644
 645         return interface->driver;
 646 }
 647
 648 GSupplicantState g_supplicant_interface_get_state(
 649                                         GSupplicantInterface *interface)
 650 {
 651         if (interface == NULL)
 652                 return G_SUPPLICANT_STATE_UNKNOWN;
 653
 654         return interface->state;
 655 }
 656
 657 const char *g_supplicant_interface_get_wps_key(GSupplicantInterface *interface)
 658 {
 659         if (interface == NULL)
 660                 return NULL;
 661
 662         return (const char *)interface->wps_cred.key;
 663 }
 664
 665 const void *g_supplicant_interface_get_wps_ssid(GSupplicantInterface *interface,
 666                                                         unsigned int *ssid_len)
 667 {
 668         if (ssid_len == NULL)
 669                 return NULL;
 670
 671         if (interface == NULL || interface->wps_cred.ssid == NULL) {
 672                 *ssid_len = 0;
 673                 return NULL;
 674         }
 675
 676         *ssid_len = interface->wps_cred.ssid_len;
 677         return interface->wps_cred.ssid;
 678 }
 679
 680 GSupplicantWpsState g_supplicant_interface_get_wps_state(
 681                                         GSupplicantInterface *interface)
 682 {
 683         if (interface == NULL)
 684                 return G_SUPPLICANT_WPS_STATE_UNKNOWN;
 685
 686         return interface->wps_state;
 687 }
 688
 689 GSupplicantInterface *g_supplicant_network_get_interface(
 690                                         GSupplicantNetwork *network)
 691 {
 692         if (network == NULL)
 693                 return NULL;
 694
 695         return network->interface;
 696 }
 697
 698 const char *g_supplicant_network_get_name(GSupplicantNetwork *network)
 699 {
 700         if (network == NULL || network->name == NULL)
 701                 return "";
 702
 703         return network->name;
 704 }
 705
 706 const char *g_supplicant_network_get_identifier(GSupplicantNetwork *network)
 707 {
 708         if (network == NULL || network->group == NULL)
 709                 return "";
 710
 711         return network->group;
 712 }
 713
 714 const char *g_supplicant_network_get_path(GSupplicantNetwork *network)
 715 {
 716         if (network == NULL || network->path == NULL)
 717                 return NULL;
 718
 719         return network->path;
 720 }
 721
 722 const char *g_supplicant_network_get_mode(GSupplicantNetwork *network)
 723 {
 724         if (network == NULL)
 725                 return G_SUPPLICANT_MODE_UNKNOWN;
 726
 727         return mode2string(network->mode);
 728 }
 729
 730 const char *g_supplicant_network_get_security(GSupplicantNetwork *network)
 731 {
 732         if (network == NULL)
 733                 return G_SUPPLICANT_SECURITY_UNKNOWN;
 734
 735         return security2string(network->security);
 736 }
 737
 738 const void *g_supplicant_network_get_ssid(GSupplicantNetwork *network,
 739                                                 unsigned int *ssid_len)
 740 {
 741         if (network == NULL || network->ssid == NULL) {
 742                 *ssid_len = 0;
 743                 return NULL;
 744         }
 745
 746         *ssid_len = network->ssid_len;
 747         return network->ssid;
 748 }
 749
 750 dbus_int16_t g_supplicant_network_get_signal(GSupplicantNetwork *network)
 751 {
 752         if (network == NULL)
 753                 return 0;
 754
 755         return network->signal;
 756 }
 757
 758 dbus_bool_t g_supplicant_network_get_wps(GSupplicantNetwork *network)
 759 {
 760         if (network == NULL)
 761                 return FALSE;
 762
 763         return network->wps;
 764 }
 765
 766 static void merge_network(GSupplicantNetwork *network)
 767 {
 768         GString *str;
 769         const char *ssid, *mode, *key_mgmt;
 770         unsigned int i, ssid_len;
 771         char *group;
 772
 773         ssid = g_hash_table_lookup(network->config_table, "ssid");
 774         mode = g_hash_table_lookup(network->config_table, "mode");
 775         key_mgmt = g_hash_table_lookup(network->config_table, "key_mgmt");
 776
 777         SUPPLICANT_DBG("ssid %s mode %s", ssid, mode);
 778
 779         if (ssid != NULL)
 780                 ssid_len = strlen(ssid);
 781         else
 782                 ssid_len = 0;
 783
 784         str = g_string_sized_new((ssid_len * 2) + 24);
 785         if (str == NULL)
 786                 return;
 787
 788         for (i = 0; i < ssid_len; i++)
 789                 g_string_append_printf(str, "%02x", ssid[i]);
 790
 791         if (g_strcmp0(mode, "0") == 0)
 792                 g_string_append_printf(str, "_managed");
 793         else if (g_strcmp0(mode, "1") == 0)
 794                 g_string_append_printf(str, "_adhoc");
 795
 796         if (g_strcmp0(key_mgmt, "WPA-PSK") == 0)
 797                 g_string_append_printf(str, "_psk");
 798
 799         group = g_string_free(str, FALSE);
 800
 801         SUPPLICANT_DBG("%s", group);
 802
 803         g_free(group);
 804
 805         g_hash_table_destroy(network->config_table);
 806
 807         g_free(network->path);
 808         g_free(network);
 809 }
 810
 811 static void network_property(const char *key, DBusMessageIter *iter,
 812                                                         void *user_data)
 813 {
 814         GSupplicantNetwork *network = user_data;
 815
 816         if (network->interface == NULL)
 817                 return;
 818
 819         if (key == NULL) {
 820                 merge_network(network);
 821                 return;
 822         }
 823
 824         if (g_strcmp0(key, "Enabled") == 0) {
 825                 dbus_bool_t enabled = FALSE;
 826
 827                 dbus_message_iter_get_basic(iter, &enabled);
 828         } else if (dbus_message_iter_get_arg_type(iter) == DBUS_TYPE_STRING) {
 829                 const char *str = NULL;
 830
 831                 dbus_message_iter_get_basic(iter, &str);
 832                 if (str != NULL) {
 833                         g_hash_table_replace(network->config_table,
 834                                                 g_strdup(key), g_strdup(str));
 835                 }
 836         } else
 837                 SUPPLICANT_DBG("key %s type %c",
 838                                 key, dbus_message_iter_get_arg_type(iter));
 839 }
 840
 841 static void interface_network_added(DBusMessageIter *iter, void *user_data)
 842 {
 843         GSupplicantInterface *interface = user_data;
 844         GSupplicantNetwork *network;
 845         const char *path = NULL;
 846
 847         SUPPLICANT_DBG("");
 848
 849         dbus_message_iter_get_basic(iter, &path);
 850         if (path == NULL)
 851                 return;
 852
 853         if (g_strcmp0(path, "/") == 0)
 854                 return;
 855
 856         network = g_hash_table_lookup(interface->net_mapping, path);
 857         if (network != NULL)
 858                 return;
 859
 860         network = g_try_new0(GSupplicantNetwork, 1);
 861         if (network == NULL)
 862                 return;
 863
 864         network->interface = interface;
 865         network->path = g_strdup(path);
 866
 867         network->config_table = g_hash_table_new_full(g_str_hash, g_str_equal,
 868                                                         g_free, g_free);
 869
 870         dbus_message_iter_next(iter);
 871         if (dbus_message_iter_get_arg_type(iter) != DBUS_TYPE_INVALID) {
 872                 supplicant_dbus_property_foreach(iter, network_property,
 873                                                                 network);
 874                 network_property(NULL, NULL, network);
 875                 return;
 876         }
 877
 878         supplicant_dbus_property_get_all(path,
 879                                 SUPPLICANT_INTERFACE ".Network",
 880                                                 network_property, network);
 881 }
 882
 883 static void interface_network_removed(DBusMessageIter *iter, void *user_data)
 884 {
 885         GSupplicantInterface *interface = user_data;
 886         GSupplicantNetwork *network;
 887         const char *path = NULL;
 888
 889         dbus_message_iter_get_basic(iter, &path);
 890         if (path == NULL)
 891                 return;
 892
 893         network = g_hash_table_lookup(interface->net_mapping, path);
 894         if (network == NULL)
 895                 return;
 896
 897         g_hash_table_remove(interface->net_mapping, path);
 898 }
 899
 900 static char *create_name(unsigned char *ssid, int ssid_len)
 901 {
 902         char *name;
 903         int i;
 904
 905         if (ssid_len < 1 || ssid[0] == '\0')
 906                 name = NULL;
 907         else
 908                 name = g_try_malloc0(ssid_len + 1);
 909
 910         if (name == NULL)
 911                 return g_strdup("");
 912
 913         for (i = 0; i < ssid_len; i++) {
 914                 if (g_ascii_isprint(ssid[i]))
 915                         name[i] = ssid[i];
 916                 else
 917                         name[i] = ' ';
 918         }
 919
 920         return name;
 921 }
 922
 923 static char *create_group(struct g_supplicant_bss *bss)
 924 {
 925         GString *str;
 926         unsigned int i;
 927         const char *mode, *security;
 928
 929         str = g_string_sized_new((bss->ssid_len * 2) + 24);
 930         if (str == NULL)
 931                 return NULL;
 932
 933         if (bss->ssid_len > 0 && bss->ssid[0] != '\0') {
 934                 for (i = 0; i < bss->ssid_len; i++)
 935                         g_string_append_printf(str, "%02x", bss->ssid[i]);
 936         } else
 937                 g_string_append_printf(str, "hidden");
 938
 939         mode = mode2string(bss->mode);
 940         if (mode != NULL)
 941                 g_string_append_printf(str, "_%s", mode);
 942
 943         security = security2string(bss->security);
 944         if (security != NULL)
 945                 g_string_append_printf(str, "_%s", security);
 946
 947         return g_string_free(str, FALSE);
 948 }
 949
 950 static void add_bss_to_network(struct g_supplicant_bss *bss)
 951 {
 952         GSupplicantInterface *interface = bss->interface;
 953         GSupplicantNetwork *network;
 954         char *group;
 955
 956         group = create_group(bss);
 957         if (group == NULL)
 958                 return;
 959
 960         network = g_hash_table_lookup(interface->network_table, group);
 961         if (network != NULL) {
 962                 g_free(group);
 963                 goto done;
 964         }
 965
 966         network = g_try_new0(GSupplicantNetwork, 1);
 967         if (network == NULL) {
 968                 g_free(group);
 969                 return;
 970         }
 971
 972         network->interface = interface;
 973         if (network->path == NULL)
 974                 network->path = g_strdup(bss->path);
 975         network->group = group;
 976         network->name = create_name(bss->ssid, bss->ssid_len);
 977         network->mode = bss->mode;
 978         network->security = bss->security;
 979         network->ssid_len = bss->ssid_len;
 980         memcpy(network->ssid, bss->ssid, bss->ssid_len);
 981         network->signal = bss->signal;
 982
 983         network->wps = FALSE;
 984         if ((bss->keymgmt & G_SUPPLICANT_KEYMGMT_WPS) != 0)
 985                 network->wps = TRUE;
 986
 987         network->bss_table = g_hash_table_new_full(g_str_hash, g_str_equal,
 988                                                         NULL, remove_bss);
 989
 990         network->config_table = g_hash_table_new_full(g_str_hash, g_str_equal,
 991                                                         g_free, g_free);
 992
 993         g_hash_table_replace(interface->network_table,
 994                                                 network->group, network);
 995
 996         callback_network_added(network);
 997
 998 done:
 999         g_hash_table_replace(interface->bss_mapping, bss->path, network);
1000         g_hash_table_replace(network->bss_table, bss->path, bss);
1001
1002         g_hash_table_replace(bss_mapping, bss->path, interface);
1003 }
1004
1005 static void bss_rates(DBusMessageIter *iter, void *user_data)
1006 {
1007         struct g_supplicant_bss *bss = user_data;
1008         dbus_uint32_t rate = 0;
1009
1010         dbus_message_iter_get_basic(iter, &rate);
1011         if (rate == 0)
1012                 return;
1013
1014         if (rate > bss->maxrate)
1015                 bss->maxrate = rate;
1016 }
1017
1018 static void bss_keymgmt(DBusMessageIter *iter, void *user_data)
1019 {
1020         struct g_supplicant_bss *bss = user_data;
1021         const char *str = NULL;
1022         int i;
1023
1024         dbus_message_iter_get_basic(iter, &str);
1025         if (str == NULL)
1026                 return;
1027
1028         for (i = 0; keymgmt_map[i].str != NULL; i++)
1029                 if (strcmp(str, keymgmt_map[i].str) == 0) {
1030                         bss->keymgmt |= keymgmt_map[i].val;
1031                         break;
1032                 }
1033 }
1034
1035 static void bss_group(DBusMessageIter *iter, void *user_data)
1036 {
1037         struct g_supplicant_bss *bss = user_data;
1038         const char *str = NULL;
1039         int i;
1040
1041         dbus_message_iter_get_basic(iter, &str);
1042         if (str == NULL)
1043                 return;
1044
1045         for (i = 0; group_map[i].str != NULL; i++)
1046                 if (strcmp(str, group_map[i].str) == 0) {
1047                         bss->group |= group_map[i].val;
1048                         break;
1049                 }
1050 }
1051
1052 static void bss_pairwise(DBusMessageIter *iter, void *user_data)
1053 {
1054         struct g_supplicant_bss *bss = user_data;
1055         const char *str = NULL;
1056         int i;
1057
1058         dbus_message_iter_get_basic(iter, &str);
1059         if (str == NULL)
1060                 return;
1061
1062         for (i = 0; pairwise_map[i].str != NULL; i++)
1063                 if (strcmp(str, pairwise_map[i].str) == 0) {
1064                         bss->pairwise |= pairwise_map[i].val;
1065                         break;
1066                 }
1067 }
1068
1069 static void bss_wpa(const char *key, DBusMessageIter *iter,
1070                         void *user_data)
1071 {
1072         if (g_strcmp0(key, "KeyMgmt") == 0)
1073                 supplicant_dbus_array_foreach(iter, bss_keymgmt, user_data);
1074         else if (g_strcmp0(key, "Group") == 0)
1075                 supplicant_dbus_array_foreach(iter, bss_group, user_data);
1076         else if (g_strcmp0(key, "Pairwise") == 0)
1077                 supplicant_dbus_array_foreach(iter, bss_pairwise, user_data);
1078
1079 }
1080
1081 static unsigned int get_tlv(unsigned char *ie, unsigned int ie_size,
1082                                                         unsigned int type)
1083 {
1084         unsigned int len = 0;
1085
1086         while (len + 4 < ie_size) {
1087                 unsigned int hi = ie[len];
1088                 unsigned int lo = ie[len + 1];
1089                 unsigned int tmp_type = (hi << 8) + lo;
1090                 unsigned int v_len = 0;
1091
1092                 /* hi and lo are used to recreate an unsigned int
1093                  * based on 2 8bits length unsigned int. */
1094
1095                 hi = ie[len + 2];
1096                 lo = ie[len + 3];
1097                 v_len = (hi << 8) + lo;
1098
1099                 if (tmp_type == type) {
1100                         unsigned int ret_value = 0;
1101                         unsigned char *value = (unsigned char *)&ret_value;
1102
1103                         SUPPLICANT_DBG("IE: match type 0x%x", type);
1104
1105                         /* Verifying length relevance */
1106                         if (v_len > sizeof(unsigned int) ||
1107                                 len + 4 + v_len > ie_size)
1108                                 break;
1109
1110                         memcpy(value, ie + len + 4, v_len);
1111
1112                         SUPPLICANT_DBG("returning 0x%x", ret_value);
1113                         return ret_value;
1114                 }
1115
1116                 len += v_len + 4;
1117         }
1118
1119         SUPPLICANT_DBG("returning 0");
1120         return 0;
1121 }
1122
1123 static void bss_process_ies(DBusMessageIter *iter, void *user_data)
1124 {
1125         struct g_supplicant_bss *bss = user_data;
1126         const unsigned char WPS_OUI[] = { 0x00, 0x50, 0xf2, 0x04 };
1127         unsigned char *ie, *ie_end;
1128         DBusMessageIter array;
1129         int ie_len;
1130
1131 #define WMM_WPA1_WPS_INFO 221
1132 #define WPS_INFO_MIN_LEN  6
1133 #define WPS_VERSION_TLV   0x104A
1134 #define WPS_STATE_TLV     0x1044
1135 #define WPS_VERSION       0x10
1136
1137         dbus_message_iter_recurse(iter, &array);
1138         dbus_message_iter_get_fixed_array(&array, &ie, &ie_len);
1139
1140         if (ie == NULL || ie_len < 2)
1141                 return;
1142
1143         for (ie_end = ie+ie_len; ie+ie[1]+1 <= ie_end; ie += ie[1]+2) {
1144                 if (ie[0] != WMM_WPA1_WPS_INFO || ie[1] < WPS_INFO_MIN_LEN ||
1145                         memcmp(ie+2, WPS_OUI, sizeof(WPS_OUI)) != 0)
1146                         continue;
1147
1148                 SUPPLICANT_DBG("IE: match WPS_OUI");
1149
1150                 if (get_tlv(&ie[6], ie[1],
1151                                 WPS_VERSION_TLV) == WPS_VERSION &&
1152                         get_tlv(&ie[6], ie[1],
1153                                 WPS_STATE_TLV) != 0)
1154                         bss->keymgmt |= G_SUPPLICANT_KEYMGMT_WPS;
1155         }
1156 }
1157
1158 static void bss_property(const char *key, DBusMessageIter *iter,
1159                                                         void *user_data)
1160 {
1161         struct g_supplicant_bss *bss = user_data;
1162
1163         if (bss->interface == NULL)
1164                 return;
1165
1166         SUPPLICANT_DBG("key %s", key);
1167
1168         if (key == NULL) {
1169                 if (bss->ieee8021x == TRUE)
1170                         bss->security = G_SUPPLICANT_SECURITY_IEEE8021X;
1171                 else if (bss->psk == TRUE)
1172                         bss->security = G_SUPPLICANT_SECURITY_PSK;
1173                 else if (bss->privacy == TRUE)
1174                         bss->security = G_SUPPLICANT_SECURITY_WEP;
1175                 else
1176                         bss->security = G_SUPPLICANT_SECURITY_NONE;
1177
1178                 add_bss_to_network(bss);
1179                 return;
1180         }
1181
1182         if (g_strcmp0(key, "BSSID") == 0) {
1183                 DBusMessageIter array;
1184                 unsigned char *addr;
1185                 int addr_len;
1186
1187                 dbus_message_iter_recurse(iter, &array);
1188                 dbus_message_iter_get_fixed_array(&array, &addr, &addr_len);
1189
1190                 if (addr_len == 6)
1191                         memcpy(bss->bssid, addr, addr_len);
1192         } else if (g_strcmp0(key, "SSID") == 0) {
1193                 DBusMessageIter array;
1194                 unsigned char *ssid;
1195                 int ssid_len;
1196
1197                 dbus_message_iter_recurse(iter, &array);
1198                 dbus_message_iter_get_fixed_array(&array, &ssid, &ssid_len);
1199
1200                 if (ssid_len > 0 && ssid_len < 33) {
1201                         memcpy(bss->ssid, ssid, ssid_len);
1202                         bss->ssid_len = ssid_len;
1203                 } else {
1204                         memset(bss->ssid, 0, sizeof(bss->ssid));
1205                         bss->ssid_len = 0;
1206                 }
1207         } else if (g_strcmp0(key, "Capabilities") == 0) {
1208                 dbus_uint16_t capabilities = 0x0000;
1209
1210                 dbus_message_iter_get_basic(iter, &capabilities);
1211
1212                 if (capabilities & IEEE80211_CAP_ESS)
1213                         bss->mode = G_SUPPLICANT_MODE_INFRA;
1214                 else if (capabilities & IEEE80211_CAP_IBSS)
1215                         bss->mode = G_SUPPLICANT_MODE_IBSS;
1216
1217                 if (capabilities & IEEE80211_CAP_PRIVACY)
1218                         bss->privacy = TRUE;
1219         } else if (g_strcmp0(key, "Mode") == 0) {
1220                 const char *mode = NULL;
1221
1222                 dbus_message_iter_get_basic(iter, &mode);
1223                 bss->mode = string2mode(mode);
1224         } else if (g_strcmp0(key, "Frequency") == 0) {
1225                 dbus_uint16_t frequency = 0;
1226
1227                 dbus_message_iter_get_basic(iter, &frequency);
1228                 bss->frequency = frequency;
1229         } else if (g_strcmp0(key, "Signal") == 0) {
1230                 dbus_int16_t signal = 0;
1231
1232                 dbus_message_iter_get_basic(iter, &signal);
1233
1234                 bss->signal = signal;
1235         } else if (g_strcmp0(key, "Level") == 0) {
1236                 dbus_int32_t level = 0;
1237
1238                 dbus_message_iter_get_basic(iter, &level);
1239         } else if (g_strcmp0(key, "Rates") == 0) {
1240                 supplicant_dbus_array_foreach(iter, bss_rates, bss);
1241         } else if (g_strcmp0(key, "MaxRate") == 0) {
1242                 dbus_uint32_t maxrate = 0;
1243
1244                 dbus_message_iter_get_basic(iter, &maxrate);
1245                 if (maxrate != 0)
1246                         bss->maxrate = maxrate;
1247         } else if (g_strcmp0(key, "Privacy") == 0) {
1248                 dbus_bool_t privacy = FALSE;
1249
1250                 dbus_message_iter_get_basic(iter, &privacy);
1251                 bss->privacy = privacy;
1252         } else if ((g_strcmp0(key, "RSN") == 0) ||
1253                         (g_strcmp0(key, "WPA") == 0)) {
1254                 supplicant_dbus_property_foreach(iter, bss_wpa, bss);
1255
1256                 if (bss->keymgmt &
1257                         (G_SUPPLICANT_KEYMGMT_WPA_EAP |
1258                                 G_SUPPLICANT_KEYMGMT_WPA_FT_EAP |
1259                                 G_SUPPLICANT_KEYMGMT_WPA_EAP_256))
1260                         bss->ieee8021x = TRUE;
1261
1262                 if (bss->keymgmt &
1263                         (G_SUPPLICANT_KEYMGMT_WPA_PSK |
1264                                 G_SUPPLICANT_KEYMGMT_WPA_FT_PSK |
1265                                 G_SUPPLICANT_KEYMGMT_WPA_PSK_256))
1266                         bss->psk = TRUE;
1267         } else if (g_strcmp0(key, "IEs") == 0)
1268                 bss_process_ies(iter, bss);
1269         else
1270                 SUPPLICANT_DBG("key %s type %c",
1271                                 key, dbus_message_iter_get_arg_type(iter));
1272 }
1273
1274 static struct g_supplicant_bss *interface_bss_added(DBusMessageIter *iter,
1275                                                         void *user_data)
1276 {
1277         GSupplicantInterface *interface = user_data;
1278         GSupplicantNetwork *network;
1279         struct g_supplicant_bss *bss;
1280         const char *path = NULL;
1281
1282         SUPPLICANT_DBG("");
1283
1284         dbus_message_iter_get_basic(iter, &path);
1285         if (path == NULL)
1286                 return NULL;
1287
1288         if (g_strcmp0(path, "/") == 0)
1289                 return NULL;
1290
1291         SUPPLICANT_DBG("%s", path);
1292
1293         network = g_hash_table_lookup(interface->bss_mapping, path);
1294         if (network != NULL) {
1295                 bss = g_hash_table_lookup(network->bss_table, path);
1296                 if (bss != NULL)
1297                         return NULL;
1298         }
1299
1300         bss = g_try_new0(struct g_supplicant_bss, 1);
1301         if (bss == NULL)
1302                 return NULL;
1303
1304         bss->interface = interface;
1305         bss->path = g_strdup(path);
1306
1307         return bss;
1308 }
1309
1310 static void interface_bss_added_with_keys(DBusMessageIter *iter,
1311                                                 void *user_data)
1312 {
1313         struct g_supplicant_bss *bss;
1314
1315         SUPPLICANT_DBG("");
1316
1317         bss = interface_bss_added(iter, user_data);
1318         if (bss == NULL)
1319                 return;
1320
1321         dbus_message_iter_next(iter);
1322
1323         if (dbus_message_iter_get_arg_type(iter) == DBUS_TYPE_INVALID)
1324                 return;
1325
1326         supplicant_dbus_property_foreach(iter, bss_property, bss);
1327         bss_property(NULL, NULL, bss);
1328 }
1329
1330 static void interface_bss_added_without_keys(DBusMessageIter *iter,
1331                                                 void *user_data)
1332 {
1333         struct g_supplicant_bss *bss;
1334
1335         SUPPLICANT_DBG("");
1336
1337         bss = interface_bss_added(iter, user_data);
1338         if (bss == NULL)
1339                 return;
1340
1341         supplicant_dbus_property_get_all(bss->path,
1342                                         SUPPLICANT_INTERFACE ".BSS",
1343                                                         bss_property, bss);
1344 }
1345
1346 static void interface_bss_removed(DBusMessageIter *iter, void *user_data)
1347 {
1348         GSupplicantInterface *interface = user_data;
1349         GSupplicantNetwork *network;
1350         const char *path = NULL;
1351
1352         dbus_message_iter_get_basic(iter, &path);
1353         if (path == NULL)
1354                 return;
1355
1356         network = g_hash_table_lookup(interface->bss_mapping, path);
1357         if (network == NULL)
1358                 return;
1359
1360         g_hash_table_remove(bss_mapping, path);
1361
1362         g_hash_table_remove(interface->bss_mapping, path);
1363         g_hash_table_remove(network->bss_table, path);
1364
1365         if (g_hash_table_size(network->bss_table) == 0)
1366                 g_hash_table_remove(interface->network_table, network->group);
1367 }
1368
1369 static void interface_property(const char *key, DBusMessageIter *iter,
1370                                                         void *user_data)
1371 {
1372         GSupplicantInterface *interface = user_data;
1373
1374         if (interface == NULL)
1375                 return;
1376
1377         SUPPLICANT_DBG("%s", key);
1378
1379         if (key == NULL) {
1380                 debug_strvalmap("KeyMgmt capability", keymgmt_map,
1381                                                 interface->keymgmt_capa);
1382                 debug_strvalmap("AuthAlg capability", authalg_capa_map,
1383                                                 interface->authalg_capa);
1384                 debug_strvalmap("Protocol capability", proto_capa_map,
1385                                                 interface->proto_capa);
1386                 debug_strvalmap("Pairwise capability", pairwise_map,
1387                                                 interface->pairwise_capa);
1388                 debug_strvalmap("Group capability", group_map,
1389                                                 interface->group_capa);
1390                 debug_strvalmap("Scan capability", scan_capa_map,
1391                                                 interface->scan_capa);
1392                 debug_strvalmap("Mode capability", mode_capa_map,
1393                                                 interface->mode_capa);
1394
1395                 interface->ready = TRUE;
1396                 callback_interface_added(interface);
1397                 return;
1398         }
1399
1400         if (g_strcmp0(key, "Capabilities") == 0) {
1401                 supplicant_dbus_property_foreach(iter, interface_capability,
1402                                                                 interface);
1403         } else if (g_strcmp0(key, "State") == 0) {
1404                 const char *str = NULL;
1405
1406                 dbus_message_iter_get_basic(iter, &str);
1407                 if (str != NULL)
1408                         if (string2state(str) != interface->state) {
1409                                 interface->state = string2state(str);
1410                                 callback_interface_state(interface);
1411                         }
1412
1413                 SUPPLICANT_DBG("state %s (%d)", str, interface->state);
1414         } else if (g_strcmp0(key, "Scanning") == 0) {
1415                 dbus_bool_t scanning = FALSE;
1416
1417                 dbus_message_iter_get_basic(iter, &scanning);
1418                 interface->scanning = scanning;
1419
1420                 if (interface->ready == TRUE) {
1421                         if (interface->scanning == TRUE)
1422                                 callback_scan_started(interface);
1423                         else
1424                                 callback_scan_finished(interface);
1425                 }
1426         } else if (g_strcmp0(key, "ApScan") == 0) {
1427                 int apscan = 1;
1428
1429                 dbus_message_iter_get_basic(iter, &apscan);
1430                 interface->apscan = apscan;
1431         } else if (g_strcmp0(key, "Ifname") == 0) {
1432                 const char *str = NULL;
1433
1434                 dbus_message_iter_get_basic(iter, &str);
1435                 if (str != NULL) {
1436                         g_free(interface->ifname);
1437                         interface->ifname = g_strdup(str);
1438                 }
1439         } else if (g_strcmp0(key, "Driver") == 0) {
1440                 const char *str = NULL;
1441
1442                 dbus_message_iter_get_basic(iter, &str);
1443                 if (str != NULL) {
1444                         g_free(interface->driver);
1445                         interface->driver = g_strdup(str);
1446                 }
1447         } else if (g_strcmp0(key, "BridgeIfname") == 0) {
1448                 const char *str = NULL;
1449
1450                 dbus_message_iter_get_basic(iter, &str);
1451                 if (str != NULL) {
1452                         g_free(interface->bridge);
1453                         interface->bridge = g_strdup(str);
1454                 }
1455         } else if (g_strcmp0(key, "CurrentBSS") == 0) {
1456                 interface_bss_added_without_keys(iter, interface);
1457         } else if (g_strcmp0(key, "CurrentNetwork") == 0) {
1458                 interface_network_added(iter, interface);
1459         } else if (g_strcmp0(key, "BSSs") == 0) {
1460                 supplicant_dbus_array_foreach(iter, interface_bss_added_without_keys,
1461                                                                 interface);
1462         } else if (g_strcmp0(key, "Blobs") == 0) {
1463                 /* Nothing */
1464         } else if (g_strcmp0(key, "Networks") == 0) {
1465                 supplicant_dbus_array_foreach(iter, interface_network_added,
1466                                                                 interface);
1467         } else
1468                 SUPPLICANT_DBG("key %s type %c",
1469                                 key, dbus_message_iter_get_arg_type(iter));
1470 }
1471
1472 static void scan_network_update(DBusMessageIter *iter, void *user_data)
1473 {
1474         GSupplicantInterface *interface = user_data;
1475         GSupplicantNetwork *network;
1476         char *path;
1477
1478         if (iter == NULL)
1479                 return;
1480
1481         dbus_message_iter_get_basic(iter, &path);
1482
1483         if (path == NULL)
1484                 return;
1485
1486         if (g_strcmp0(path, "/") == 0)
1487                 return;
1488
1489         /* Update the network details based on scan BSS data */
1490         network = g_hash_table_lookup(interface->bss_mapping, path);
1491         if (network != NULL)
1492                 callback_network_added(network);
1493 }
1494
1495 static void scan_bss_data(const char *key, DBusMessageIter *iter,
1496                                 void *user_data)
1497 {
1498         GSupplicantInterface *interface = user_data;
1499
1500         if (iter)
1501                 supplicant_dbus_array_foreach(iter, scan_network_update,
1502                                                 interface);
1503
1504         if (interface->scan_callback != NULL)
1505                 interface->scan_callback(0, interface, interface->scan_data);
1506
1507         interface->scan_callback = NULL;
1508         interface->scan_data = NULL;
1509 }
1510
1511 static GSupplicantInterface *interface_alloc(const char *path)
1512 {
1513         GSupplicantInterface *interface;
1514
1515         interface = g_try_new0(GSupplicantInterface, 1);
1516         if (interface == NULL)
1517                 return NULL;
1518
1519         interface->path = g_strdup(path);
1520
1521         interface->network_table = g_hash_table_new_full(g_str_hash,
1522                                         g_str_equal, NULL, remove_network);
1523
1524         interface->net_mapping = g_hash_table_new_full(g_str_hash, g_str_equal,
1525                                                                 NULL, NULL);
1526         interface->bss_mapping = g_hash_table_new_full(g_str_hash, g_str_equal,
1527                                                                 NULL, NULL);
1528
1529         g_hash_table_replace(interface_table, interface->path, interface);
1530
1531         return interface;
1532 }
1533
1534 static void interface_added(DBusMessageIter *iter, void *user_data)
1535 {
1536         GSupplicantInterface *interface;
1537         const char *path = NULL;
1538
1539         SUPPLICANT_DBG("");
1540
1541         dbus_message_iter_get_basic(iter, &path);
1542         if (path == NULL)
1543                 return;
1544
1545         if (g_strcmp0(path, "/") == 0)
1546                 return;
1547
1548         interface = g_hash_table_lookup(interface_table, path);
1549         if (interface != NULL)
1550                 return;
1551
1552         interface = interface_alloc(path);
1553         if (interface == NULL)
1554                 return;
1555
1556         dbus_message_iter_next(iter);
1557         if (dbus_message_iter_get_arg_type(iter) != DBUS_TYPE_INVALID) {
1558                 supplicant_dbus_property_foreach(iter, interface_property,
1559                                                                 interface);
1560                 interface_property(NULL, NULL, interface);
1561                 return;
1562         }
1563
1564         supplicant_dbus_property_get_all(path,
1565                                         SUPPLICANT_INTERFACE ".Interface",
1566                                                 interface_property, interface);
1567 }
1568
1569 static void interface_removed(DBusMessageIter *iter, void *user_data)
1570 {
1571         const char *path = NULL;
1572
1573         dbus_message_iter_get_basic(iter, &path);
1574         if (path == NULL)
1575                 return;
1576
1577         g_hash_table_remove(interface_table, path);
1578 }
1579
1580 static void eap_method(DBusMessageIter *iter, void *user_data)
1581 {
1582         const char *str = NULL;
1583         int i;
1584
1585         dbus_message_iter_get_basic(iter, &str);
1586         if (str == NULL)
1587                 return;
1588
1589         for (i = 0; eap_method_map[i].str != NULL; i++)
1590                 if (strcmp(str, eap_method_map[i].str) == 0) {
1591                         eap_methods |= eap_method_map[i].val;
1592                         break;
1593                 }
1594 }
1595
1596 static void service_property(const char *key, DBusMessageIter *iter,
1597                                                         void *user_data)
1598 {
1599         if (key == NULL) {
1600                 callback_system_ready();
1601                 return;
1602         }
1603
1604         if (g_strcmp0(key, "DebugLevel") == 0) {
1605                 const char *str = NULL;
1606                 int i;
1607
1608                 dbus_message_iter_get_basic(iter, &str);
1609                 for (i = 0; debug_strings[i] != NULL; i++)
1610                         if (g_strcmp0(debug_strings[i], str) == 0) {
1611                                 debug_level = i;
1612                                 break;
1613                         }
1614                 SUPPLICANT_DBG("Debug level %d", debug_level);
1615         } else if (g_strcmp0(key, "DebugTimestamp") == 0) {
1616                 dbus_message_iter_get_basic(iter, &debug_timestamp);
1617                 SUPPLICANT_DBG("Debug timestamp %u", debug_timestamp);
1618         } else if (g_strcmp0(key, "DebugShowKeys") == 0) {
1619                 dbus_message_iter_get_basic(iter, &debug_showkeys);
1620                 SUPPLICANT_DBG("Debug show keys %u", debug_showkeys);
1621         } else if (g_strcmp0(key, "Interfaces") == 0) {
1622                 supplicant_dbus_array_foreach(iter, interface_added, NULL);
1623         } else if (g_strcmp0(key, "EapMethods") == 0) {
1624                 supplicant_dbus_array_foreach(iter, eap_method, NULL);
1625                 debug_strvalmap("EAP method", eap_method_map, eap_methods);
1626         } else if (g_strcmp0(key, "Country") == 0) {
1627                 const char *country = NULL;
1628
1629                 dbus_message_iter_get_basic(iter, &country);
1630                 SUPPLICANT_DBG("Country %s", country);
1631         } else
1632                 SUPPLICANT_DBG("key %s type %c",
1633                                 key, dbus_message_iter_get_arg_type(iter));
1634 }
1635
1636 static void signal_name_owner_changed(const char *path, DBusMessageIter *iter)
1637 {
1638         const char *name = NULL, *old = NULL, *new = NULL;
1639
1640         SUPPLICANT_DBG("");
1641
1642         if (g_strcmp0(path, DBUS_PATH_DBUS) != 0)
1643                 return;
1644
1645         dbus_message_iter_get_basic(iter, &name);
1646         if (name == NULL)
1647                 return;
1648
1649         if (g_strcmp0(name, SUPPLICANT_SERVICE) != 0)
1650                 return;
1651
1652         dbus_message_iter_next(iter);
1653         dbus_message_iter_get_basic(iter, &old);
1654         dbus_message_iter_next(iter);
1655         dbus_message_iter_get_basic(iter, &new);
1656
1657         if (old == NULL || new == NULL)
1658                 return;
1659
1660         if (strlen(old) > 0 && strlen(new) == 0) {
1661                 system_available = FALSE;
1662                 g_hash_table_remove_all(bss_mapping);
1663                 g_hash_table_remove_all(interface_table);
1664                 callback_system_killed();
1665         }
1666
1667         if (strlen(new) > 0 && strlen(old) == 0) {
1668                 system_available = TRUE;
1669                 supplicant_dbus_property_get_all(SUPPLICANT_PATH,
1670                                                         SUPPLICANT_INTERFACE,
1671                                                         service_property, NULL);
1672         }
1673 }
1674
1675 static void signal_properties_changed(const char *path, DBusMessageIter *iter)
1676 {
1677         SUPPLICANT_DBG("");
1678
1679         if (g_strcmp0(path, SUPPLICANT_PATH) != 0)
1680                 return;
1681
1682         supplicant_dbus_property_foreach(iter, service_property, NULL);
1683 }
1684
1685 static void signal_interface_added(const char *path, DBusMessageIter *iter)
1686 {
1687         SUPPLICANT_DBG("path %s %s", path, SUPPLICANT_PATH);
1688
1689         if (g_strcmp0(path, SUPPLICANT_PATH) == 0)
1690                 interface_added(iter, NULL);
1691 }
1692
1693 static void signal_interface_removed(const char *path, DBusMessageIter *iter)
1694 {
1695         SUPPLICANT_DBG("");
1696
1697         if (g_strcmp0(path, SUPPLICANT_PATH) == 0)
1698                 interface_removed(iter, NULL);
1699 }
1700
1701 static void signal_interface_changed(const char *path, DBusMessageIter *iter)
1702 {
1703         GSupplicantInterface *interface;
1704
1705         SUPPLICANT_DBG("");
1706
1707         interface = g_hash_table_lookup(interface_table, path);
1708         if (interface == NULL)
1709                 return;
1710
1711         supplicant_dbus_property_foreach(iter, interface_property, interface);
1712 }
1713
1714 static void signal_scan_done(const char *path, DBusMessageIter *iter)
1715 {
1716         GSupplicantInterface *interface;
1717         dbus_bool_t success = FALSE;
1718
1719         SUPPLICANT_DBG("");
1720
1721         interface = g_hash_table_lookup(interface_table, path);
1722         if (interface == NULL)
1723                 return;
1724
1725         dbus_message_iter_get_basic(iter, &success);
1726
1727         /*
1728          * If scan is unsuccessful return -EIO else get the scanned BSSs
1729          * and update the network details accordingly
1730          */
1731         if (success == FALSE) {
1732                 if (interface->scan_callback != NULL)
1733                         interface->scan_callback(-EIO, interface,
1734                                                 interface->scan_data);
1735
1736                 interface->scan_callback = NULL;
1737                 interface->scan_data = NULL;
1738
1739                 return;
1740         }
1741
1742         supplicant_dbus_property_get(path, SUPPLICANT_INTERFACE ".Interface",
1743                                         "BSSs", scan_bss_data, interface);
1744 }
1745
1746 static void signal_bss_added(const char *path, DBusMessageIter *iter)
1747 {
1748         GSupplicantInterface *interface;
1749
1750         SUPPLICANT_DBG("");
1751
1752         interface = g_hash_table_lookup(interface_table, path);
1753         if (interface == NULL)
1754                 return;
1755
1756         interface_bss_added_with_keys(iter, interface);
1757 }
1758
1759 static void signal_bss_removed(const char *path, DBusMessageIter *iter)
1760 {
1761         GSupplicantInterface *interface;
1762
1763         SUPPLICANT_DBG("");
1764
1765         interface = g_hash_table_lookup(interface_table, path);
1766         if (interface == NULL)
1767                 return;
1768
1769         interface_bss_removed(iter, interface);
1770 }
1771
1772 static void signal_network_added(const char *path, DBusMessageIter *iter)
1773 {
1774         GSupplicantInterface *interface;
1775
1776         SUPPLICANT_DBG("");
1777
1778         interface = g_hash_table_lookup(interface_table, path);
1779         if (interface == NULL)
1780                 return;
1781
1782         interface_network_added(iter, interface);
1783 }
1784
1785 static void signal_network_removed(const char *path, DBusMessageIter *iter)
1786 {
1787         GSupplicantInterface *interface;
1788
1789         SUPPLICANT_DBG("");
1790
1791         interface = g_hash_table_lookup(interface_table, path);
1792         if (interface == NULL)
1793                 return;
1794
1795         interface_network_removed(iter, interface);
1796 }
1797
1798 static void signal_bss_changed(const char *path, DBusMessageIter *iter)
1799 {
1800         GSupplicantInterface *interface;
1801         GSupplicantNetwork *network;
1802         struct g_supplicant_bss *bss;
1803
1804         SUPPLICANT_DBG("");
1805
1806         interface = g_hash_table_lookup(bss_mapping, path);
1807         if (interface == NULL)
1808                 return;
1809
1810         network = g_hash_table_lookup(interface->bss_mapping, path);
1811         if (network == NULL)
1812                 return;
1813
1814         bss = g_hash_table_lookup(network->bss_table, path);
1815         if (bss == NULL)
1816                 return;
1817
1818         supplicant_dbus_property_foreach(iter, bss_property, bss);
1819 }
1820
1821 static void wps_credentials(const char *key, DBusMessageIter *iter,
1822                         void *user_data)
1823 {
1824         GSupplicantInterface *interface = user_data;
1825
1826         if (key == NULL)
1827                 return;
1828
1829         SUPPLICANT_DBG("key %s", key);
1830
1831         if (g_strcmp0(key, "Key") == 0) {
1832                 DBusMessageIter array;
1833                 unsigned char *key;
1834                 int key_len;
1835
1836                 dbus_message_iter_recurse(iter, &array);
1837                 dbus_message_iter_get_fixed_array(&array, &key, &key_len);
1838
1839                 g_free(interface->wps_cred.key);
1840                 interface->wps_cred.key = g_try_malloc0(
1841                                                 sizeof(char) * key_len+1);
1842
1843                 if (interface->wps_cred.key == NULL)
1844                         return;
1845
1846                 memcpy(interface->wps_cred.key, key, sizeof(char) * key_len);
1847
1848                 SUPPLICANT_DBG("WPS key present");
1849         } else if (g_strcmp0(key, "SSID") == 0) {
1850                 DBusMessageIter array;
1851                 unsigned char *ssid;
1852                 int ssid_len;
1853
1854                 dbus_message_iter_recurse(iter, &array);
1855                 dbus_message_iter_get_fixed_array(&array, &ssid, &ssid_len);
1856
1857                 if (ssid_len > 0 && ssid_len < 33) {
1858                         memcpy(interface->wps_cred.ssid, ssid, ssid_len);
1859                         interface->wps_cred.ssid_len = ssid_len;
1860                 } else {
1861                         memset(interface->wps_cred.ssid, 0, 32);
1862                         interface->wps_cred.ssid_len = 0;
1863                 }
1864         }
1865 }
1866
1867 static void signal_wps_credentials(const char *path, DBusMessageIter *iter)
1868 {
1869         GSupplicantInterface *interface;
1870
1871         SUPPLICANT_DBG("");
1872
1873         interface = g_hash_table_lookup(interface_table, path);
1874         if (interface == NULL)
1875                 return;
1876
1877         supplicant_dbus_property_foreach(iter, wps_credentials, interface);
1878 }
1879
1880 static void wps_event_args(const char *key, DBusMessageIter *iter,
1881                         void *user_data)
1882 {
1883         GSupplicantInterface *interface = user_data;
1884
1885         if (key == NULL || interface == NULL)
1886                 return;
1887
1888         SUPPLICANT_DBG("Arg Key %s", key);
1889 }
1890
1891 static void signal_wps_event(const char *path, DBusMessageIter *iter)
1892 {
1893         GSupplicantInterface *interface;
1894         const char *name = NULL;
1895
1896         SUPPLICANT_DBG("");
1897
1898         interface = g_hash_table_lookup(interface_table, path);
1899         if (interface == NULL)
1900                 return;
1901
1902         dbus_message_iter_get_basic(iter, &name);
1903
1904         SUPPLICANT_DBG("Name: %s", name);
1905
1906         if (g_strcmp0(name, "success") == 0)
1907                 interface->wps_state = G_SUPPLICANT_WPS_STATE_SUCCESS;
1908         else if (g_strcmp0(name, "failed") == 0)
1909                 interface->wps_state = G_SUPPLICANT_WPS_STATE_FAIL;
1910         else
1911                 interface->wps_state = G_SUPPLICANT_WPS_STATE_UNKNOWN;
1912
1913         if (!dbus_message_iter_has_next(iter))
1914                 return;
1915
1916         dbus_message_iter_next(iter);
1917
1918         supplicant_dbus_property_foreach(iter, wps_event_args, interface);
1919 }
1920
1921 static struct {
1922         const char *interface;
1923         const char *member;
1924         void (*function) (const char *path, DBusMessageIter *iter);
1925 } signal_map[] = {
1926         { DBUS_INTERFACE_DBUS,  "NameOwnerChanged",  signal_name_owner_changed },
1927
1928         { SUPPLICANT_INTERFACE, "PropertiesChanged", signal_properties_changed },
1929         { SUPPLICANT_INTERFACE, "InterfaceAdded",    signal_interface_added    },
1930         { SUPPLICANT_INTERFACE, "InterfaceCreated",  signal_interface_added    },
1931         { SUPPLICANT_INTERFACE, "InterfaceRemoved",  signal_interface_removed  },
1932
1933         { SUPPLICANT_INTERFACE ".Interface", "PropertiesChanged", signal_interface_changed },
1934         { SUPPLICANT_INTERFACE ".Interface", "ScanDone",          signal_scan_done         },
1935         { SUPPLICANT_INTERFACE ".Interface", "BSSAdded",          signal_bss_added         },
1936         { SUPPLICANT_INTERFACE ".Interface", "BSSRemoved",        signal_bss_removed       },
1937         { SUPPLICANT_INTERFACE ".Interface", "NetworkAdded",      signal_network_added     },
1938         { SUPPLICANT_INTERFACE ".Interface", "NetworkRemoved",    signal_network_removed   },
1939
1940         { SUPPLICANT_INTERFACE ".BSS", "PropertiesChanged", signal_bss_changed   },
1941
1942         { SUPPLICANT_INTERFACE ".Interface.WPS", "Credentials", signal_wps_credentials },
1943         { SUPPLICANT_INTERFACE ".Interface.WPS", "Event",       signal_wps_event       },
1944
1945         { }
1946 };
1947
1948 static DBusHandlerResult g_supplicant_filter(DBusConnection *conn,
1949                                         DBusMessage *message, void *data)
1950 {
1951         DBusMessageIter iter;
1952         const char *path;
1953         int i;
1954
1955         path = dbus_message_get_path(message);
1956         if (path == NULL)
1957                 return DBUS_HANDLER_RESULT_NOT_YET_HANDLED;
1958
1959         if (dbus_message_iter_init(message, &iter) == FALSE)
1960                 return DBUS_HANDLER_RESULT_NOT_YET_HANDLED;
1961
1962         for (i = 0; signal_map[i].interface != NULL; i++) {
1963                 if (dbus_message_has_interface(message,
1964                                         signal_map[i].interface) == FALSE)
1965                         continue;
1966
1967                 if (dbus_message_has_member(message,
1968                                         signal_map[i].member) == FALSE)
1969                         continue;
1970
1971                 signal_map[i].function(path, &iter);
1972                 break;
1973         }
1974
1975         return DBUS_HANDLER_RESULT_NOT_YET_HANDLED;
1976 }
1977
1978 struct supplicant_regdom {
1979         GSupplicantCountryCallback callback;
1980         const void *user_data;
1981 };
1982
1983 static void country_result(const char *error,
1984                                 DBusMessageIter *iter, void *user_data)
1985 {
1986         struct supplicant_regdom *regdom = user_data;
1987         char *alpha2;
1988
1989         SUPPLICANT_DBG("Country setting result");
1990
1991         if (user_data == NULL)
1992                 return;
1993
1994         if (error == NULL) {
1995                 alpha2 = (char *)regdom->user_data;
1996         } else {
1997                 SUPPLICANT_DBG("Country setting failure %s", error);
1998                 alpha2 = NULL;
1999         }
2000
2001         if (regdom->callback)
2002                 regdom->callback(alpha2);
2003
2004         g_free(regdom);
2005 }
2006
2007 static void country_params(DBusMessageIter *iter, void *user_data)
2008 {
2009         struct supplicant_regdom *regdom = user_data;
2010         const char *country;
2011
2012         country = regdom->user_data;
2013
2014         dbus_message_iter_append_basic(iter, DBUS_TYPE_STRING, &country);
2015 }
2016
2017 int g_supplicant_set_country(const char *alpha2,
2018                                 GSupplicantCountryCallback callback,
2019                                         const void *user_data)
2020 {
2021         struct supplicant_regdom *regdom;
2022
2023         SUPPLICANT_DBG("Country setting %s", alpha2);
2024
2025         if (system_available == FALSE)
2026                 return -EFAULT;
2027
2028         regdom = dbus_malloc0(sizeof(*regdom));
2029         if (regdom == NULL)
2030                 return -ENOMEM;
2031
2032         regdom->callback = callback;
2033         regdom->user_data = user_data;
2034
2035         return supplicant_dbus_property_set(SUPPLICANT_PATH, SUPPLICANT_INTERFACE,
2036                                         "Country", DBUS_TYPE_STRING_AS_STRING,
2037                                         country_params, country_result,
2038                                                 regdom);
2039 }
2040
2041 struct interface_data {
2042         GSupplicantInterface *interface;
2043         GSupplicantInterfaceCallback callback;
2044         void *user_data;
2045 };
2046
2047 struct interface_create_data {
2048         const char *ifname;
2049         const char *driver;
2050         GSupplicantInterface *interface;
2051         GSupplicantInterfaceCallback callback;
2052         void *user_data;
2053 };
2054
2055 struct interface_connect_data {
2056         GSupplicantInterface *interface;
2057         GSupplicantInterfaceCallback callback;
2058         GSupplicantSSID *ssid;
2059         void *user_data;
2060 };
2061
2062 static void interface_create_property(const char *key, DBusMessageIter *iter,
2063                                                         void *user_data)
2064 {
2065         struct interface_create_data *data = user_data;
2066         GSupplicantInterface *interface = data->interface;
2067
2068         if (key == NULL) {
2069                 if (data->callback != NULL)
2070                         data->callback(0, data->interface, data->user_data);
2071
2072                 dbus_free(data);
2073         }
2074
2075         interface_property(key, iter, interface);
2076 }
2077
2078 static void interface_create_result(const char *error,
2079                                 DBusMessageIter *iter, void *user_data)
2080 {
2081         struct interface_create_data *data = user_data;
2082         const char *path = NULL;
2083         int err;
2084
2085         SUPPLICANT_DBG("");
2086
2087         if (error != NULL) {
2088                 g_critical("error %s", error);
2089                 err = -EIO;
2090                 goto done;
2091         }
2092
2093         dbus_message_iter_get_basic(iter, &path);
2094         if (path == NULL) {
2095                 err = -EINVAL;
2096                 goto done;
2097         }
2098
2099         if (system_available == FALSE) {
2100                 err = -EFAULT;
2101                 goto done;
2102         }
2103
2104         data->interface = g_hash_table_lookup(interface_table, path);
2105         if (data->interface == NULL) {
2106                 data->interface = interface_alloc(path);
2107                 if (data->interface == NULL) {
2108                         err = -ENOMEM;
2109                         goto done;
2110                 }
2111         }
2112
2113         err = supplicant_dbus_property_get_all(path,
2114                                         SUPPLICANT_INTERFACE ".Interface",
2115                                         interface_create_property, data);
2116         if (err == 0)
2117                 return;
2118
2119 done:
2120         if (data->callback != NULL)
2121                 data->callback(err, NULL, data->user_data);
2122
2123         dbus_free(data);
2124 }
2125
2126 static void interface_create_params(DBusMessageIter *iter, void *user_data)
2127 {
2128         struct interface_create_data *data = user_data;
2129         DBusMessageIter dict;
2130
2131         SUPPLICANT_DBG("");
2132
2133         supplicant_dbus_dict_open(iter, &dict);
2134
2135         supplicant_dbus_dict_append_basic(&dict, "Ifname",
2136                                         DBUS_TYPE_STRING, &data->ifname);
2137
2138         if (data->driver != NULL)
2139                 supplicant_dbus_dict_append_basic(&dict, "Driver",
2140                                         DBUS_TYPE_STRING, &data->driver);
2141
2142         supplicant_dbus_dict_close(iter, &dict);
2143 }
2144
2145 static void interface_get_result(const char *error,
2146                                 DBusMessageIter *iter, void *user_data)
2147 {
2148         struct interface_create_data *data = user_data;
2149         GSupplicantInterface *interface;
2150         const char *path = NULL;
2151         int err;
2152
2153         SUPPLICANT_DBG("");
2154
2155         if (error != NULL) {
2156                 SUPPLICANT_DBG("Interface not created yet");
2157                 err = -EIO;
2158                 goto create;
2159         }
2160
2161         dbus_message_iter_get_basic(iter, &path);
2162         if (path == NULL) {
2163                 err = -EINVAL;
2164                 goto done;
2165         }
2166
2167         interface = g_hash_table_lookup(interface_table, path);
2168         if (interface == NULL) {
2169                 err = -ENOENT;
2170                 goto done;
2171         }
2172
2173         if (data->callback != NULL)
2174                 data->callback(0, interface, data->user_data);
2175
2176         dbus_free(data);
2177
2178         return;
2179
2180 create:
2181         if (system_available == FALSE) {
2182                 err = -EFAULT;
2183                 goto done;
2184         }
2185
2186         SUPPLICANT_DBG("Creating interface");
2187
2188         err = supplicant_dbus_method_call(SUPPLICANT_PATH,
2189                                                 SUPPLICANT_INTERFACE,
2190                                                 "CreateInterface",
2191                                                 interface_create_params,
2192                                                 interface_create_result, data);
2193         if (err == 0)
2194                 return;
2195
2196 done:
2197         if (data->callback != NULL)
2198                 data->callback(err, NULL, data->user_data);
2199
2200         dbus_free(data);
2201 }
2202
2203 static void interface_get_params(DBusMessageIter *iter, void *user_data)
2204 {
2205         struct interface_create_data *data = user_data;
2206
2207         SUPPLICANT_DBG("");
2208
2209         dbus_message_iter_append_basic(iter, DBUS_TYPE_STRING, &data->ifname);
2210 }
2211
2212 int g_supplicant_interface_create(const char *ifname, const char *driver,
2213                                         GSupplicantInterfaceCallback callback,
2214                                                         void *user_data)
2215 {
2216         struct interface_create_data *data;
2217
2218         SUPPLICANT_DBG("ifname %s", ifname);
2219
2220         if (ifname == NULL)
2221                 return -EINVAL;
2222
2223         if (system_available == FALSE)
2224                 return -EFAULT;
2225
2226         data = dbus_malloc0(sizeof(*data));
2227         if (data == NULL)
2228                 return -ENOMEM;
2229
2230         data->ifname = ifname;
2231         data->driver = driver;
2232         data->callback = callback;
2233         data->user_data = user_data;
2234
2235         return supplicant_dbus_method_call(SUPPLICANT_PATH,
2236                                                 SUPPLICANT_INTERFACE,
2237                                                 "GetInterface",
2238                                                 interface_get_params,
2239                                                 interface_get_result, data);
2240 }
2241
2242 static void interface_remove_result(const char *error,
2243                                 DBusMessageIter *iter, void *user_data)
2244 {
2245         struct interface_data *data = user_data;
2246         int err;
2247
2248         if (error != NULL) {
2249                 err = -EIO;
2250                 goto done;
2251         }
2252
2253         if (system_available == FALSE) {
2254                 err = -EFAULT;
2255                 goto done;
2256         }
2257
2258         /*
2259          * The gsupplicant interface is already freed by the InterfaceRemoved
2260          * signal callback. Simply invoke the interface_data callback.
2261          */
2262         err = 0;
2263
2264 done:
2265         if (data->callback != NULL)
2266                 data->callback(err, NULL, data->user_data);
2267
2268         dbus_free(data);
2269 }
2270
2271
2272 static void interface_remove_params(DBusMessageIter *iter, void *user_data)
2273 {
2274         struct interface_data *data = user_data;
2275
2276         dbus_message_iter_append_basic(iter, DBUS_TYPE_OBJECT_PATH,
2277                                                         &data->interface->path);
2278 }
2279
2280
2281 int g_supplicant_interface_remove(GSupplicantInterface *interface,
2282                         GSupplicantInterfaceCallback callback,
2283                                                         void *user_data)
2284 {
2285         struct interface_data *data;
2286
2287         if (interface == NULL)
2288                 return -EINVAL;
2289
2290         if (system_available == FALSE)
2291                 return -EFAULT;
2292
2293         data = dbus_malloc0(sizeof(*data));
2294         if (data == NULL)
2295                 return -ENOMEM;
2296
2297         data->interface = interface;
2298         data->callback = callback;
2299         data->user_data = user_data;
2300
2301         return supplicant_dbus_method_call(SUPPLICANT_PATH,
2302                                                 SUPPLICANT_INTERFACE,
2303                                                 "RemoveInterface",
2304                                                 interface_remove_params,
2305                                                 interface_remove_result, data);
2306 }
2307
2308 static void interface_scan_result(const char *error,
2309                                 DBusMessageIter *iter, void *user_data)
2310 {
2311         struct interface_data *data = user_data;
2312
2313         if (error != NULL) {
2314                 if (data->callback != NULL)
2315                         data->callback(-EIO, data->interface, data->user_data);
2316         } else {
2317                 data->interface->scan_callback = data->callback;
2318                 data->interface->scan_data = data->user_data;
2319         }
2320
2321         dbus_free(data);
2322 }
2323
2324 static void interface_scan_params(DBusMessageIter *iter, void *user_data)
2325 {
2326         DBusMessageIter dict;
2327         const char *type = "passive";
2328
2329         supplicant_dbus_dict_open(iter, &dict);
2330
2331         supplicant_dbus_dict_append_basic(&dict, "Type",
2332                                                 DBUS_TYPE_STRING, &type);
2333
2334         supplicant_dbus_dict_close(iter, &dict);
2335 }
2336
2337 int g_supplicant_interface_scan(GSupplicantInterface *interface,
2338                                 GSupplicantInterfaceCallback callback,
2339                                                         void *user_data)
2340 {
2341         struct interface_data *data;
2342
2343         if (interface == NULL)
2344                 return -EINVAL;
2345
2346         if (system_available == FALSE)
2347                 return -EFAULT;
2348
2349         if (interface->scanning == TRUE)
2350                 return -EALREADY;
2351
2352         switch (interface->state) {
2353         case G_SUPPLICANT_STATE_AUTHENTICATING:
2354         case G_SUPPLICANT_STATE_ASSOCIATING:
2355         case G_SUPPLICANT_STATE_ASSOCIATED:
2356         case G_SUPPLICANT_STATE_4WAY_HANDSHAKE:
2357         case G_SUPPLICANT_STATE_GROUP_HANDSHAKE:
2358                 return -EBUSY;
2359         case G_SUPPLICANT_STATE_UNKNOWN:
2360         case G_SUPPLICANT_STATE_DISCONNECTED:
2361         case G_SUPPLICANT_STATE_INACTIVE:
2362         case G_SUPPLICANT_STATE_SCANNING:
2363         case G_SUPPLICANT_STATE_COMPLETED:
2364                 break;
2365         }
2366
2367         data = dbus_malloc0(sizeof(*data));
2368         if (data == NULL)
2369                 return -ENOMEM;
2370
2371         data->interface = interface;
2372         data->callback = callback;
2373         data->user_data = user_data;
2374
2375         return supplicant_dbus_method_call(interface->path,
2376                         SUPPLICANT_INTERFACE ".Interface", "Scan",
2377                         interface_scan_params, interface_scan_result, data);
2378 }
2379
2380 static void interface_select_network_result(const char *error,
2381                                 DBusMessageIter *iter, void *user_data)
2382 {
2383         struct interface_connect_data *data = user_data;
2384
2385         SUPPLICANT_DBG("");
2386
2387         g_free(data->ssid);
2388         dbus_free(data);
2389 }
2390
2391 static void interface_select_network_params(DBusMessageIter *iter,
2392                                                         void *user_data)
2393 {
2394         struct interface_connect_data *data = user_data;
2395         GSupplicantInterface *interface = data->interface;
2396
2397         dbus_message_iter_append_basic(iter, DBUS_TYPE_OBJECT_PATH,
2398                                         &interface->network_path);
2399 }
2400
2401 static void interface_add_network_result(const char *error,
2402                                 DBusMessageIter *iter, void *user_data)
2403 {
2404         struct interface_connect_data *data = user_data;
2405         GSupplicantInterface *interface = data->interface;
2406         const char *path;
2407
2408         if (error != NULL)
2409                 goto error;
2410
2411         dbus_message_iter_get_basic(iter, &path);
2412         if (path == NULL)
2413                 goto error;
2414
2415         SUPPLICANT_DBG("PATH: %s", path);
2416
2417         g_free(interface->network_path);
2418         interface->network_path = g_strdup(path);
2419
2420         supplicant_dbus_method_call(data->interface->path,
2421                         SUPPLICANT_INTERFACE ".Interface", "SelectNetwork",
2422                         interface_select_network_params,
2423                         interface_select_network_result, data);
2424
2425         return;
2426
2427 error:
2428         g_free(interface->network_path);
2429         interface->network_path = NULL;
2430         g_free(data->ssid);
2431         g_free(data);
2432 }
2433
2434 static void add_network_security_wep(DBusMessageIter *dict,
2435                                         GSupplicantSSID *ssid)
2436 {
2437         const char *auth_alg = "OPEN SHARED";
2438         const char *key_index = "0";
2439
2440         supplicant_dbus_dict_append_basic(dict, "auth_alg",
2441                                         DBUS_TYPE_STRING, &auth_alg);
2442
2443         if (ssid->passphrase) {
2444                 int size = strlen(ssid->passphrase);
2445                 if (size == 10 || size == 26) {
2446                         unsigned char *key = g_try_malloc(13);
2447                         char tmp[3];
2448                         int i;
2449
2450                         memset(tmp, 0, sizeof(tmp));
2451                         if (key == NULL)
2452                                 size = 0;
2453
2454                         for (i = 0; i < size / 2; i++) {
2455                                 memcpy(tmp, ssid->passphrase + (i * 2), 2);
2456                                 key[i] = (unsigned char) strtol(tmp, NULL, 16);
2457                         }
2458
2459                         supplicant_dbus_dict_append_fixed_array(dict,
2460                                                         "wep_key0",
2461                                                         DBUS_TYPE_BYTE,
2462                                                         &key, size / 2);
2463                         g_free(key);
2464                 } else if (size == 5 || size == 13) {
2465                         unsigned char *key = g_try_malloc(13);
2466                         int i;
2467
2468                         if (key == NULL)
2469                                 size = 0;
2470
2471                         for (i = 0; i < size; i++)
2472                                 key[i] = (unsigned char) ssid->passphrase[i];
2473
2474                         supplicant_dbus_dict_append_fixed_array(dict,
2475                                                                 "wep_key0",
2476                                                                 DBUS_TYPE_BYTE,
2477                                                                 &key, size);
2478                         g_free(key);
2479                 } else
2480                         supplicant_dbus_dict_append_basic(dict,
2481                                                         "wep_key0",
2482                                                         DBUS_TYPE_STRING,
2483                                                         &ssid->passphrase);
2484
2485                 supplicant_dbus_dict_append_basic(dict, "wep_tx_keyidx",
2486                                         DBUS_TYPE_STRING, &key_index);
2487         }
2488 }
2489
2490 static void add_network_security_psk(DBusMessageIter *dict,
2491                                         GSupplicantSSID *ssid)
2492 {
2493         if (ssid->passphrase && strlen(ssid->passphrase) > 0)
2494                         supplicant_dbus_dict_append_basic(dict, "psk",
2495                                                 DBUS_TYPE_STRING,
2496                                                         &ssid->passphrase);
2497 }
2498
2499 static void add_network_security_tls(DBusMessageIter *dict,
2500                                         GSupplicantSSID *ssid)
2501 {
2502         /*
2503          * For TLS, we at least need:
2504          *              The client certificate
2505          *              The client private key file
2506          *              The client private key file password
2507          *
2508          * The Authority certificate is optional.
2509          */
2510         if (ssid->client_cert_path == NULL)
2511                 return;
2512
2513         if (ssid->private_key_path == NULL)
2514                 return;
2515
2516         if (ssid->private_key_passphrase == NULL)
2517                 return;
2518
2519         if (ssid->ca_cert_path)
2520                 supplicant_dbus_dict_append_basic(dict, "ca_cert",
2521                                         DBUS_TYPE_STRING, &ssid->ca_cert_path);
2522
2523         supplicant_dbus_dict_append_basic(dict, "private_key",
2524                                                 DBUS_TYPE_STRING,
2525                                                 &ssid->private_key_path);
2526         supplicant_dbus_dict_append_basic(dict, "private_key_passwd",
2527                                                 DBUS_TYPE_STRING,
2528                                                 &ssid->private_key_passphrase);
2529         supplicant_dbus_dict_append_basic(dict, "client_cert",
2530                                                 DBUS_TYPE_STRING,
2531                                                 &ssid->client_cert_path);
2532 }
2533
2534 static void add_network_security_peap(DBusMessageIter *dict,
2535                                         GSupplicantSSID *ssid)
2536 {
2537         char *phase2_auth;
2538
2539         /*
2540          * For PEAP/TTLS, we at least need
2541          *              The authority certificate
2542          *              The 2nd phase authentication method
2543          *              The 2nd phase passphrase
2544          *
2545          * The Client certificate is optional although strongly required
2546          * When setting it, we need in addition
2547          *              The Client private key file
2548          *              The Client private key file password
2549          */
2550         if (ssid->passphrase == NULL)
2551                 return;
2552
2553         if (ssid->ca_cert_path == NULL)
2554                 return;
2555
2556         if (ssid->phase2_auth == NULL)
2557                 return;
2558
2559         if (ssid->client_cert_path) {
2560                 if (ssid->private_key_path == NULL)
2561                         return;
2562
2563                 if (ssid->private_key_passphrase == NULL)
2564                         return;
2565
2566                 supplicant_dbus_dict_append_basic(dict, "client_cert",
2567                                                 DBUS_TYPE_STRING,
2568                                                 &ssid->client_cert_path);
2569
2570                 supplicant_dbus_dict_append_basic(dict, "private_key",
2571                                                 DBUS_TYPE_STRING,
2572                                                 &ssid->private_key_path);
2573
2574                 supplicant_dbus_dict_append_basic(dict, "private_key_passwd",
2575                                                 DBUS_TYPE_STRING,
2576                                                 &ssid->private_key_passphrase);
2577
2578         }
2579
2580         if (g_str_has_prefix(ssid->phase2_auth, "EAP-") == TRUE) {
2581                 phase2_auth = g_strdup_printf("autheap=%s",
2582                                         ssid->phase2_auth + strlen("EAP-"));
2583         } else
2584                 phase2_auth = g_strdup_printf("auth=%s", ssid->phase2_auth);
2585
2586         supplicant_dbus_dict_append_basic(dict, "password",
2587                                                 DBUS_TYPE_STRING,
2588                                                 &ssid->passphrase);
2589
2590         supplicant_dbus_dict_append_basic(dict, "ca_cert",
2591                                                 DBUS_TYPE_STRING,
2592                                                 &ssid->ca_cert_path);
2593
2594         supplicant_dbus_dict_append_basic(dict, "phase2",
2595                                                 DBUS_TYPE_STRING,
2596                                                 &phase2_auth);
2597
2598         g_free(phase2_auth);
2599 }
2600
2601 static void add_network_security_eap(DBusMessageIter *dict,
2602                                         GSupplicantSSID *ssid)
2603 {
2604         char *eap_value;
2605
2606         if (ssid->eap == NULL || ssid->identity == NULL)
2607                 return;
2608
2609         if (g_strcmp0(ssid->eap, "tls") == 0) {
2610                 add_network_security_tls(dict, ssid);
2611         } else if (g_strcmp0(ssid->eap, "peap") == 0 ||
2612                                 g_strcmp0(ssid->eap, "ttls") == 0) {
2613                 add_network_security_peap(dict, ssid);
2614         } else
2615                 return;
2616
2617         eap_value = g_ascii_strup(ssid->eap, -1);
2618
2619         supplicant_dbus_dict_append_basic(dict, "eap",
2620                                                 DBUS_TYPE_STRING,
2621                                                 &eap_value);
2622         supplicant_dbus_dict_append_basic(dict, "identity",
2623                                                 DBUS_TYPE_STRING,
2624                                                 &ssid->identity);
2625
2626         g_free(eap_value);
2627 }
2628
2629 static void add_network_security(DBusMessageIter *dict, GSupplicantSSID *ssid)
2630 {
2631         char *key_mgmt;
2632
2633         switch (ssid->security) {
2634         case G_SUPPLICANT_SECURITY_UNKNOWN:
2635         case G_SUPPLICANT_SECURITY_NONE:
2636         case G_SUPPLICANT_SECURITY_WEP:
2637                 key_mgmt = "NONE";
2638                 add_network_security_wep(dict, ssid);
2639                 break;
2640         case G_SUPPLICANT_SECURITY_PSK:
2641                 key_mgmt = "WPA-PSK";
2642                 add_network_security_psk(dict, ssid);
2643                 break;
2644         case G_SUPPLICANT_SECURITY_IEEE8021X:
2645                 key_mgmt = "WPA-EAP";
2646                 add_network_security_eap(dict, ssid);
2647                 break;
2648         }
2649
2650         supplicant_dbus_dict_append_basic(dict, "key_mgmt",
2651                                 DBUS_TYPE_STRING, &key_mgmt);
2652 }
2653
2654 static void interface_add_network_params(DBusMessageIter *iter, void *user_data)
2655 {
2656         DBusMessageIter dict;
2657         dbus_uint32_t scan_ssid = 1;
2658         struct interface_connect_data *data = user_data;
2659         GSupplicantSSID *ssid = data->ssid;
2660
2661         supplicant_dbus_dict_open(iter, &dict);
2662
2663         supplicant_dbus_dict_append_basic(&dict, "scan_ssid",
2664                                          DBUS_TYPE_UINT32, &scan_ssid);
2665
2666         add_network_security(&dict, ssid);
2667
2668         supplicant_dbus_dict_append_fixed_array(&dict, "ssid",
2669                                         DBUS_TYPE_BYTE, &ssid->ssid,
2670                                                 ssid->ssid_len);
2671
2672         supplicant_dbus_dict_close(iter, &dict);
2673 }
2674
2675 static void interface_wps_start_result(const char *error,
2676                                 DBusMessageIter *iter, void *user_data)
2677 {
2678         struct interface_connect_data *data = user_data;
2679
2680         SUPPLICANT_DBG("");
2681         if (error != NULL)
2682                 SUPPLICANT_DBG("error: %s", error);
2683
2684         g_free(data->ssid);
2685         dbus_free(data);
2686 }
2687
2688 static void interface_add_wps_params(DBusMessageIter *iter, void *user_data)
2689 {
2690         struct interface_connect_data *data = user_data;
2691         GSupplicantSSID *ssid = data->ssid;
2692         const char *role = "enrollee", *type;
2693         DBusMessageIter dict;
2694
2695         SUPPLICANT_DBG("");
2696
2697         supplicant_dbus_dict_open(iter, &dict);
2698
2699         supplicant_dbus_dict_append_basic(&dict, "Role",
2700                                                 DBUS_TYPE_STRING, &role);
2701
2702         type = "pbc";
2703         if (ssid->pin_wps != NULL) {
2704                 type = "pin";
2705                 supplicant_dbus_dict_append_basic(&dict, "Pin",
2706                                         DBUS_TYPE_STRING, &ssid->pin_wps);
2707         }
2708
2709         supplicant_dbus_dict_append_basic(&dict, "Type",
2710                                         DBUS_TYPE_STRING, &type);
2711
2712         supplicant_dbus_dict_close(iter, &dict);
2713 }
2714
2715 static void wps_start(const char *error, DBusMessageIter *iter, void *user_data)
2716 {
2717         struct interface_connect_data *data = user_data;
2718
2719         SUPPLICANT_DBG("");
2720
2721         if (error != NULL) {
2722                 SUPPLICANT_DBG("error: %s", error);
2723                 g_free(data->ssid);
2724                 dbus_free(data);
2725                 return;
2726         }
2727
2728         supplicant_dbus_method_call(data->interface->path,
2729                         SUPPLICANT_INTERFACE ".Interface.WPS", "Start",
2730                         interface_add_wps_params,
2731                         interface_wps_start_result, data);
2732 }
2733
2734 static void wps_process_credentials(DBusMessageIter *iter, void *user_data)
2735 {
2736         dbus_bool_t credentials = TRUE;
2737
2738         SUPPLICANT_DBG("");
2739
2740         dbus_message_iter_append_basic(iter, DBUS_TYPE_BOOLEAN, &credentials);
2741 }
2742
2743
2744 int g_supplicant_interface_connect(GSupplicantInterface *interface,
2745                                 GSupplicantSSID *ssid,
2746                                 GSupplicantInterfaceCallback callback,
2747                                                         void *user_data)
2748 {
2749         struct interface_connect_data *data;
2750         int ret;
2751
2752         if (interface == NULL)
2753                 return -EINVAL;
2754
2755         if (system_available == FALSE)
2756                 return -EFAULT;
2757
2758         /* TODO: Check if we're already connected and switch */
2759
2760         data = dbus_malloc0(sizeof(*data));
2761         if (data == NULL)
2762                 return -ENOMEM;
2763
2764         data->interface = interface;
2765         data->callback = callback;
2766         data->ssid = ssid;
2767         data->user_data = user_data;
2768
2769         if (ssid->use_wps == TRUE) {
2770                 g_free(interface->wps_cred.key);
2771                 memset(&interface->wps_cred, 0,
2772                                 sizeof(struct _GSupplicantWpsCredentials));
2773
2774                 ret = supplicant_dbus_property_set(interface->path,
2775                         SUPPLICANT_INTERFACE ".Interface.WPS",
2776                         "ProcessCredentials", DBUS_TYPE_BOOLEAN_AS_STRING,
2777                         wps_process_credentials, wps_start, data);
2778         } else
2779                 ret = supplicant_dbus_method_call(interface->path,
2780                         SUPPLICANT_INTERFACE ".Interface", "AddNetwork",
2781                         interface_add_network_params,
2782                         interface_add_network_result, data);
2783
2784         if (ret < 0)
2785                 return ret;
2786
2787         return -EINPROGRESS;
2788 }
2789
2790 static void network_remove_result(const char *error,
2791                                 DBusMessageIter *iter, void *user_data)
2792 {
2793         struct interface_data *data = user_data;
2794         int result = 0;
2795
2796         SUPPLICANT_DBG("");
2797
2798         if (error != NULL)
2799                 result = -EIO;
2800
2801         if (data->callback != NULL)
2802                 data->callback(result, data->interface, data->user_data);
2803
2804         dbus_free(data);
2805 }
2806
2807 static void network_remove_params(DBusMessageIter *iter, void *user_data)
2808 {
2809         struct interface_data *data = user_data;
2810         const char *path = data->interface->network_path;
2811
2812         SUPPLICANT_DBG("path %s", path);
2813
2814         dbus_message_iter_append_basic(iter, DBUS_TYPE_OBJECT_PATH, &path);
2815 }
2816
2817 static int network_remove(struct interface_data *data)
2818 {
2819         GSupplicantInterface *interface = data->interface;
2820
2821         SUPPLICANT_DBG("");
2822
2823         return supplicant_dbus_method_call(interface->path,
2824                         SUPPLICANT_INTERFACE ".Interface", "RemoveNetwork",
2825                         network_remove_params, network_remove_result, data);
2826 }
2827
2828 static void interface_disconnect_result(const char *error,
2829                                 DBusMessageIter *iter, void *user_data)
2830 {
2831         struct interface_data *data = user_data;
2832
2833         SUPPLICANT_DBG("");
2834
2835         if (error != NULL && data->callback != NULL)
2836                 data->callback(-EIO, data->interface, data->user_data);
2837
2838         network_remove(data);
2839 }
2840
2841 int g_supplicant_interface_disconnect(GSupplicantInterface *interface,
2842                                         GSupplicantInterfaceCallback callback,
2843                                                         void *user_data)
2844 {
2845         struct interface_data *data;
2846
2847         SUPPLICANT_DBG("");
2848
2849         if (interface == NULL)
2850                 return -EINVAL;
2851
2852         if (system_available == FALSE)
2853                 return -EFAULT;
2854
2855         data = dbus_malloc0(sizeof(*data));
2856         if (data == NULL)
2857                 return -ENOMEM;
2858
2859         data->interface = interface;
2860         data->callback = callback;
2861         data->user_data = user_data;
2862
2863         return supplicant_dbus_method_call(interface->path,
2864                         SUPPLICANT_INTERFACE ".Interface", "Disconnect",
2865                                 NULL, interface_disconnect_result, data);
2866 }
2867
2868
2869 static const char *g_supplicant_rule0 = "type=signal,"
2870                                         "path=" DBUS_PATH_DBUS ","
2871                                         "sender=" DBUS_SERVICE_DBUS ","
2872                                         "interface=" DBUS_INTERFACE_DBUS ","
2873                                         "member=NameOwnerChanged,"
2874                                         "arg0=" SUPPLICANT_SERVICE;
2875 static const char *g_supplicant_rule1 = "type=signal,"
2876                         "interface=" SUPPLICANT_INTERFACE;
2877 static const char *g_supplicant_rule2 = "type=signal,"
2878                         "interface=" SUPPLICANT_INTERFACE ".Interface";
2879 static const char *g_supplicant_rule3 = "type=signal,"
2880                         "interface=" SUPPLICANT_INTERFACE ".Interface.WPS";
2881 static const char *g_supplicant_rule4 = "type=signal,"
2882                         "interface=" SUPPLICANT_INTERFACE ".BSS";
2883 static const char *g_supplicant_rule5 = "type=signal,"
2884                         "interface=" SUPPLICANT_INTERFACE ".Network";
2885
2886 static void invoke_introspect_method(void)
2887 {
2888         DBusMessage *message;
2889
2890         message = dbus_message_new_method_call(SUPPLICANT_SERVICE,
2891                                         SUPPLICANT_PATH,
2892                                         DBUS_INTERFACE_INTROSPECTABLE,
2893                                         "Introspect");
2894
2895         if (message == NULL)
2896                 return;
2897
2898         dbus_message_set_no_reply(message, TRUE);
2899         dbus_connection_send(connection, message, NULL);
2900         dbus_message_unref(message);
2901 }
2902
2903 int g_supplicant_register(const GSupplicantCallbacks *callbacks)
2904 {
2905         connection = dbus_bus_get(DBUS_BUS_SYSTEM, NULL);
2906         if (connection == NULL)
2907                 return -EIO;
2908
2909         if (dbus_connection_add_filter(connection,
2910                                 g_supplicant_filter, NULL, NULL) == FALSE) {
2911                 dbus_connection_unref(connection);
2912                 connection = NULL;
2913                 return -EIO;
2914         }
2915
2916         callbacks_pointer = callbacks;
2917         eap_methods = 0;
2918
2919         interface_table = g_hash_table_new_full(g_str_hash, g_str_equal,
2920                                                 NULL, remove_interface);
2921
2922         bss_mapping = g_hash_table_new_full(g_str_hash, g_str_equal,
2923                                                                 NULL, NULL);
2924
2925         supplicant_dbus_setup(connection);
2926
2927         dbus_bus_add_match(connection, g_supplicant_rule0, NULL);
2928         dbus_bus_add_match(connection, g_supplicant_rule1, NULL);
2929         dbus_bus_add_match(connection, g_supplicant_rule2, NULL);
2930         dbus_bus_add_match(connection, g_supplicant_rule3, NULL);
2931         dbus_bus_add_match(connection, g_supplicant_rule4, NULL);
2932         dbus_bus_add_match(connection, g_supplicant_rule5, NULL);
2933         dbus_connection_flush(connection);
2934
2935         if (dbus_bus_name_has_owner(connection,
2936                                         SUPPLICANT_SERVICE, NULL) == TRUE) {
2937                 system_available = TRUE;
2938                 supplicant_dbus_property_get_all(SUPPLICANT_PATH,
2939                                                 SUPPLICANT_INTERFACE,
2940                                                 service_property, NULL);
2941         } else
2942                 invoke_introspect_method();
2943
2944         return 0;
2945 }
2946
2947 static void unregister_interface_remove_params(DBusMessageIter *iter,
2948                                                 void *user_data)
2949 {
2950         const char *path = user_data;
2951
2952         dbus_message_iter_append_basic(iter, DBUS_TYPE_OBJECT_PATH,
2953                                                         &path);
2954 }
2955
2956
2957 static void unregister_remove_interface(gpointer key, gpointer value,
2958                                                 gpointer user_data)
2959 {
2960         GSupplicantInterface *interface = value;
2961
2962         supplicant_dbus_method_call(SUPPLICANT_PATH,
2963                                         SUPPLICANT_INTERFACE,
2964                                         "RemoveInterface",
2965                                         unregister_interface_remove_params,
2966                                                 NULL, interface->path);
2967 }
2968
2969 void g_supplicant_unregister(const GSupplicantCallbacks *callbacks)
2970 {
2971         SUPPLICANT_DBG("");
2972
2973         if (connection != NULL) {
2974                 dbus_bus_remove_match(connection, g_supplicant_rule5, NULL);
2975                 dbus_bus_remove_match(connection, g_supplicant_rule4, NULL);
2976                 dbus_bus_remove_match(connection, g_supplicant_rule3, NULL);
2977                 dbus_bus_remove_match(connection, g_supplicant_rule2, NULL);
2978                 dbus_bus_remove_match(connection, g_supplicant_rule1, NULL);
2979                 dbus_bus_remove_match(connection, g_supplicant_rule0, NULL);
2980                 dbus_connection_flush(connection);
2981
2982                 dbus_connection_remove_filter(connection,
2983                                                 g_supplicant_filter, NULL);
2984         }
2985
2986         if (bss_mapping != NULL) {
2987                 g_hash_table_destroy(bss_mapping);
2988                 bss_mapping = NULL;
2989         }
2990
2991         if (system_available == TRUE)
2992                 callback_system_killed();
2993
2994         if (interface_table != NULL) {
2995                 g_hash_table_foreach(interface_table,
2996                                         unregister_remove_interface, NULL);
2997                 g_hash_table_destroy(interface_table);
2998                 interface_table = NULL;
2999         }
3000
3001         if (connection != NULL) {
3002                 dbus_connection_unref(connection);
3003                 connection = NULL;
3004         }
3005
3006         callbacks_pointer = NULL;
3007         eap_methods = 0;
3008 }