src/config.c

   1 /*
   2  *
   3  *  Connection Manager
   4  *
   5  *  Copyright (C) 2007-2012  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 <unistd.h>
  29 #include <string.h>
  30 #include <sys/vfs.h>
  31 #include <sys/inotify.h>
  32 #include <glib.h>
  33
  34 #include <connman/provision.h>
  35 #include "connman.h"
  36
  37 struct connman_config_service {
  38         char *ident;
  39         char *name;
  40         char *type;
  41         void *ssid;
  42         unsigned int ssid_len;
  43         char *eap;
  44         char *identity;
  45         char *ca_cert_file;
  46         char *client_cert_file;
  47         char *private_key_file;
  48         char *private_key_passphrase;
  49         char *private_key_passphrase_type;
  50         char *phase2;
  51         char *passphrase;
  52         GSList *service_identifiers;
  53         char *config_ident; /* file prefix */
  54         char *config_entry; /* entry name */
  55         connman_bool_t hidden;
  56 };
  57
  58 struct connman_config {
  59         char *ident;
  60         char *name;
  61         char *description;
  62         connman_bool_t protected;
  63         GHashTable *service_table;
  64 };
  65
  66 static GHashTable *config_table = NULL;
  67 static GSList *protected_services = NULL;
  68
  69 static int inotify_wd = -1;
  70
  71 static GIOChannel *inotify_channel = NULL;
  72 static uint inotify_watch = 0;
  73 static connman_bool_t cleanup = FALSE;
  74
  75 #define INTERNAL_CONFIG_PREFIX           "__internal"
  76
  77 /* Definition of possible strings in the .config files */
  78 #define CONFIG_KEY_NAME                "Name"
  79 #define CONFIG_KEY_DESC                "Description"
  80 #define CONFIG_KEY_PROT                "Protected"
  81
  82 #define SERVICE_KEY_TYPE               "Type"
  83 #define SERVICE_KEY_NAME               "Name"
  84 #define SERVICE_KEY_SSID               "SSID"
  85 #define SERVICE_KEY_EAP                "EAP"
  86 #define SERVICE_KEY_CA_CERT            "CACertFile"
  87 #define SERVICE_KEY_CL_CERT            "ClientCertFile"
  88 #define SERVICE_KEY_PRV_KEY            "PrivateKeyFile"
  89 #define SERVICE_KEY_PRV_KEY_PASS       "PrivateKeyPassphrase"
  90 #define SERVICE_KEY_PRV_KEY_PASS_TYPE  "PrivateKeyPassphraseType"
  91 #define SERVICE_KEY_IDENTITY           "Identity"
  92 #define SERVICE_KEY_PHASE2             "Phase2"
  93 #define SERVICE_KEY_PASSPHRASE         "Passphrase"
  94 #define SERVICE_KEY_HIDDEN             "Hidden"
  95
  96 static const char *config_possible_keys[] = {
  97         CONFIG_KEY_NAME,
  98         CONFIG_KEY_DESC,
  99         CONFIG_KEY_PROT,
 100         NULL,
 101 };
 102
 103 static const char *service_possible_keys[] = {
 104         SERVICE_KEY_TYPE,
 105         SERVICE_KEY_NAME,
 106         SERVICE_KEY_SSID,
 107         SERVICE_KEY_EAP,
 108         SERVICE_KEY_CA_CERT,
 109         SERVICE_KEY_CL_CERT,
 110         SERVICE_KEY_PRV_KEY,
 111         SERVICE_KEY_PRV_KEY_PASS,
 112         SERVICE_KEY_PRV_KEY_PASS_TYPE,
 113         SERVICE_KEY_IDENTITY,
 114         SERVICE_KEY_PHASE2,
 115         SERVICE_KEY_PASSPHRASE,
 116         SERVICE_KEY_HIDDEN,
 117         NULL,
 118 };
 119
 120 static void unregister_config(gpointer data)
 121 {
 122         struct connman_config *config = data;
 123
 124         connman_info("Removing configuration %s", config->ident);
 125
 126         g_hash_table_destroy(config->service_table);
 127
 128         g_free(config->description);
 129         g_free(config->name);
 130         g_free(config->ident);
 131         g_free(config);
 132 }
 133
 134 static void unregister_service(gpointer data)
 135 {
 136         struct connman_config_service *config_service = data;
 137         struct connman_service *service;
 138         char *service_id;
 139         GSList *list;
 140
 141         if (cleanup == TRUE)
 142                 goto free_only;
 143
 144         connman_info("Removing service configuration %s",
 145                                                 config_service->ident);
 146
 147         protected_services = g_slist_remove(protected_services,
 148                                                 config_service);
 149
 150         for (list = config_service->service_identifiers; list != NULL;
 151                                                         list = list->next) {
 152                 service_id = list->data;
 153
 154                 service = __connman_service_lookup_from_ident(service_id);
 155                 if (service != NULL) {
 156                         __connman_service_set_immutable(service, FALSE);
 157                         __connman_service_remove(service);
 158                 }
 159
 160                 if (__connman_storage_remove_service(service_id) == FALSE)
 161                         DBG("Could not remove all files for service %s",
 162                                                                 service_id);
 163         }
 164
 165 free_only:
 166         g_free(config_service->ident);
 167         g_free(config_service->type);
 168         g_free(config_service->name);
 169         g_free(config_service->ssid);
 170         g_free(config_service->eap);
 171         g_free(config_service->identity);
 172         g_free(config_service->ca_cert_file);
 173         g_free(config_service->client_cert_file);
 174         g_free(config_service->private_key_file);
 175         g_free(config_service->private_key_passphrase);
 176         g_free(config_service->private_key_passphrase_type);
 177         g_free(config_service->phase2);
 178         g_free(config_service->passphrase);
 179         g_slist_free_full(config_service->service_identifiers, g_free);
 180         g_free(config_service->config_ident);
 181         g_free(config_service->config_entry);
 182         g_free(config_service);
 183 }
 184
 185 static void check_keys(GKeyFile *keyfile, const char *group,
 186                         const char **possible_keys)
 187 {
 188         char **avail_keys;
 189         gsize nb_avail_keys, i, j;
 190
 191         avail_keys = g_key_file_get_keys(keyfile, group, &nb_avail_keys, NULL);
 192         if (avail_keys == NULL)
 193                 return;
 194
 195         /*
 196          * For each key in the configuration file,
 197          * verify it is understood by connman
 198          */
 199         for (i = 0 ; i < nb_avail_keys; i++) {
 200                 for (j = 0; possible_keys[j] ; j++)
 201                         if (g_strcmp0(avail_keys[i], possible_keys[j]) == 0)
 202                                 break;
 203
 204                 if (possible_keys[j] == NULL)
 205                         connman_warn("Unknown configuration key %s in [%s]",
 206                                         avail_keys[i], group);
 207         }
 208
 209         g_strfreev(avail_keys);
 210 }
 211
 212 static connman_bool_t
 213 is_protected_service(struct connman_config_service *service)
 214 {
 215         GSList *list;
 216
 217         DBG("ident %s", service->ident);
 218
 219         for (list = protected_services; list; list = list->next) {
 220                 struct connman_config_service *s = list->data;
 221
 222                 if (g_strcmp0(s->type, service->type) != 0)
 223                         continue;
 224
 225                 if (s->ssid == NULL || service->ssid == NULL)
 226                         continue;
 227
 228                 if (s->ssid_len != service->ssid_len)
 229                         continue;
 230
 231                 if (g_strcmp0(service->type, "wifi") == 0 &&
 232                         strncmp(s->ssid, service->ssid, s->ssid_len) == 0) {
 233                         return TRUE;
 234                 }
 235         }
 236
 237         return FALSE;
 238 }
 239
 240 static int load_service(GKeyFile *keyfile, const char *group,
 241                                                 struct connman_config *config)
 242 {
 243         struct connman_config_service *service;
 244         const char *ident;
 245         char *str, *hex_ssid;
 246         gboolean service_created = FALSE;
 247         int err;
 248
 249         /* Strip off "service_" prefix */
 250         ident = group + 8;
 251
 252         if (strlen(ident) < 1)
 253                 return -EINVAL;
 254
 255         /* Verify that provided keys are good */
 256         check_keys(keyfile, group, service_possible_keys);
 257
 258         service = g_hash_table_lookup(config->service_table, ident);
 259         if (service == NULL) {
 260                 service = g_try_new0(struct connman_config_service, 1);
 261                 if (service == NULL)
 262                         return -ENOMEM;
 263
 264                 service->ident = g_strdup(ident);
 265
 266                 service_created = TRUE;
 267         }
 268
 269         str = g_key_file_get_string(keyfile, group, SERVICE_KEY_TYPE, NULL);
 270         if (str != NULL) {
 271                 g_free(service->type);
 272                 service->type = str;
 273         }
 274
 275         str = g_key_file_get_string(keyfile, group, SERVICE_KEY_NAME, NULL);
 276         if (str != NULL) {
 277                 g_free(service->name);
 278                 service->name = str;
 279         }
 280
 281         hex_ssid = g_key_file_get_string(keyfile, group, SERVICE_KEY_SSID,
 282                                          NULL);
 283         if (hex_ssid != NULL) {
 284                 char *ssid;
 285                 unsigned int i, j = 0, hex;
 286                 size_t hex_ssid_len = strlen(hex_ssid);
 287
 288                 ssid = g_try_malloc0(hex_ssid_len / 2);
 289                 if (ssid == NULL) {
 290                         err = -ENOMEM;
 291                         g_free(hex_ssid);
 292                         goto err;
 293                 }
 294
 295                 for (i = 0; i < hex_ssid_len; i += 2) {
 296                         if (sscanf(hex_ssid + i, "%02x", &hex) <= 0) {
 297                                 connman_warn("Invalid SSID %s", hex_ssid);
 298                                 g_free(ssid);
 299                                 g_free(hex_ssid);
 300                                 err = -EILSEQ;
 301                                 goto err;
 302                         }
 303                         ssid[j++] = hex;
 304                 }
 305
 306                 g_free(hex_ssid);
 307
 308                 g_free(service->ssid);
 309                 service->ssid = ssid;
 310                 service->ssid_len = hex_ssid_len / 2;
 311         } else if (service->name != NULL) {
 312                 char *ssid;
 313                 unsigned int ssid_len;
 314
 315                 ssid_len = strlen(service->name);
 316                 ssid = g_try_malloc0(ssid_len);
 317                 if (ssid == NULL) {
 318                         err = -ENOMEM;
 319                         goto err;
 320                 }
 321
 322                 memcpy(ssid, service->name, ssid_len);
 323                 g_free(service->ssid);
 324                 service->ssid = ssid;
 325                 service->ssid_len = ssid_len;
 326         }
 327
 328         if (is_protected_service(service) == TRUE) {
 329                 connman_error("Trying to provision a protected service");
 330                 err = -EACCES;
 331                 goto err;
 332         }
 333
 334         str = g_key_file_get_string(keyfile, group, SERVICE_KEY_EAP, NULL);
 335         if (str != NULL) {
 336                 g_free(service->eap);
 337                 service->eap = str;
 338         }
 339
 340         str = g_key_file_get_string(keyfile, group, SERVICE_KEY_CA_CERT, NULL);
 341         if (str != NULL) {
 342                 g_free(service->ca_cert_file);
 343                 service->ca_cert_file = str;
 344         }
 345
 346         str = g_key_file_get_string(keyfile, group, SERVICE_KEY_CL_CERT, NULL);
 347         if (str != NULL) {
 348                 g_free(service->client_cert_file);
 349                 service->client_cert_file = str;
 350         }
 351
 352         str = g_key_file_get_string(keyfile, group, SERVICE_KEY_PRV_KEY, NULL);
 353         if (str != NULL) {
 354                 g_free(service->private_key_file);
 355                 service->private_key_file = str;
 356         }
 357
 358         str = g_key_file_get_string(keyfile, group,
 359                                                 SERVICE_KEY_PRV_KEY_PASS, NULL);
 360         if (str != NULL) {
 361                 g_free(service->private_key_passphrase);
 362                 service->private_key_passphrase = str;
 363         }
 364
 365         str = g_key_file_get_string(keyfile, group,
 366                                         SERVICE_KEY_PRV_KEY_PASS_TYPE, NULL);
 367         if (str != NULL) {
 368                 g_free(service->private_key_passphrase_type);
 369                 service->private_key_passphrase_type = str;
 370         }
 371
 372         str = g_key_file_get_string(keyfile, group, SERVICE_KEY_IDENTITY, NULL);
 373         if (str != NULL) {
 374                 g_free(service->identity);
 375                 service->identity = str;
 376         }
 377
 378         str = g_key_file_get_string(keyfile, group, SERVICE_KEY_PHASE2, NULL);
 379         if (str != NULL) {
 380                 g_free(service->phase2);
 381                 service->phase2 = str;
 382         }
 383
 384         str = g_key_file_get_string(keyfile, group, SERVICE_KEY_PASSPHRASE,
 385                                         NULL);
 386         if (str != NULL) {
 387                 g_free(service->passphrase);
 388                 service->passphrase = str;
 389         }
 390
 391         service->config_ident = g_strdup(config->ident);
 392         service->config_entry = g_strdup_printf("service_%s", service->ident);
 393
 394         service->hidden = g_key_file_get_boolean(keyfile, group,
 395                                                 SERVICE_KEY_HIDDEN, NULL);
 396
 397         if (service_created)
 398                 g_hash_table_insert(config->service_table, service->ident,
 399                                         service);
 400
 401         if (config->protected == TRUE)
 402                 protected_services =
 403                         g_slist_prepend(protected_services, service);
 404
 405         connman_info("Adding service configuration %s", service->ident);
 406
 407         return 0;
 408
 409 err:
 410         if (service_created == TRUE) {
 411                 g_free(service->ident);
 412                 g_free(service->type);
 413                 g_free(service->name);
 414                 g_free(service->ssid);
 415                 g_free(service);
 416         }
 417
 418         return err;
 419 }
 420
 421 static int load_config(struct connman_config *config)
 422 {
 423         GKeyFile *keyfile;
 424         GError *error = NULL;
 425         gsize length;
 426         char **groups;
 427         char *str;
 428         gboolean protected, found = FALSE;
 429         int i;
 430
 431         DBG("config %p", config);
 432
 433         keyfile = __connman_storage_load_config(config->ident);
 434         if (keyfile == NULL)
 435                 return -EIO;
 436
 437         /* Verify keys validity of the global section */
 438         check_keys(keyfile, "global", config_possible_keys);
 439
 440         str = g_key_file_get_string(keyfile, "global", CONFIG_KEY_NAME, NULL);
 441         if (str != NULL) {
 442                 g_free(config->name);
 443                 config->name = str;
 444         }
 445
 446         str = g_key_file_get_string(keyfile, "global", CONFIG_KEY_DESC, NULL);
 447         if (str != NULL) {
 448                 g_free(config->description);
 449                 config->description = str;
 450         }
 451
 452         protected = g_key_file_get_boolean(keyfile, "global",
 453                                         CONFIG_KEY_PROT, &error);
 454         if (error == NULL)
 455                 config->protected = protected;
 456         else
 457                 config->protected = TRUE;
 458
 459         groups = g_key_file_get_groups(keyfile, &length);
 460
 461         for (i = 0; groups[i] != NULL; i++) {
 462                 if (g_str_has_prefix(groups[i], "service_") == TRUE) {
 463                         if (load_service(keyfile, groups[i], config) == 0)
 464                                 found = TRUE;
 465                 }
 466         }
 467
 468         if (found == FALSE)
 469                 connman_warn("Config file %s/%s.config does not contain any "
 470                         "configuration that can be provisioned!",
 471                         STORAGEDIR, config->ident);
 472
 473         g_strfreev(groups);
 474
 475         g_key_file_free(keyfile);
 476
 477         return 0;
 478 }
 479
 480 static struct connman_config *create_config(const char *ident)
 481 {
 482         struct connman_config *config;
 483
 484         DBG("ident %s", ident);
 485
 486         if (g_hash_table_lookup(config_table, ident) != NULL)
 487                 return NULL;
 488
 489         config = g_try_new0(struct connman_config, 1);
 490         if (config == NULL)
 491                 return NULL;
 492
 493         config->ident = g_strdup(ident);
 494
 495         config->service_table = g_hash_table_new_full(g_str_hash, g_str_equal,
 496                                                 NULL, unregister_service);
 497
 498         g_hash_table_insert(config_table, config->ident, config);
 499
 500         connman_info("Adding configuration %s", config->ident);
 501
 502         return config;
 503 }
 504
 505 static connman_bool_t validate_ident(const char *ident)
 506 {
 507         unsigned int i;
 508
 509         if (ident == NULL)
 510                 return FALSE;
 511
 512         for (i = 0; i < strlen(ident); i++)
 513                 if (g_ascii_isprint(ident[i]) == FALSE)
 514                         return FALSE;
 515
 516         return TRUE;
 517 }
 518
 519 static int read_configs(void)
 520 {
 521         GDir *dir;
 522
 523         DBG("");
 524
 525         dir = g_dir_open(STORAGEDIR, 0, NULL);
 526         if (dir != NULL) {
 527                 const gchar *file;
 528
 529                 while ((file = g_dir_read_name(dir)) != NULL) {
 530                         GString *str;
 531                         gchar *ident;
 532
 533                         if (g_str_has_suffix(file, ".config") == FALSE)
 534                                 continue;
 535
 536                         ident = g_strrstr(file, ".config");
 537                         if (ident == NULL)
 538                                 continue;
 539
 540                         str = g_string_new_len(file, ident - file);
 541                         if (str == NULL)
 542                                 continue;
 543
 544                         ident = g_string_free(str, FALSE);
 545
 546                         if (validate_ident(ident) == TRUE) {
 547                                 struct connman_config *config;
 548
 549                                 config = create_config(ident);
 550                                 if (config != NULL)
 551                                         load_config(config);
 552                         } else {
 553                                 connman_error("Invalid config ident %s", ident);
 554                         }
 555                         g_free(ident);
 556                 }
 557
 558                 g_dir_close(dir);
 559         }
 560
 561         return 0;
 562 }
 563
 564 static gboolean inotify_data(GIOChannel *channel, GIOCondition cond,
 565                                                         gpointer user_data)
 566 {
 567         char buffer[256];
 568         char *next_event;
 569         gsize bytes_read;
 570         GIOStatus status;
 571
 572         if (cond & (G_IO_NVAL | G_IO_ERR | G_IO_HUP)) {
 573                 inotify_watch = 0;
 574                 return FALSE;
 575         }
 576
 577         status = g_io_channel_read_chars(channel, buffer,
 578                                         sizeof(buffer) -1, &bytes_read, NULL);
 579
 580         switch (status) {
 581         case G_IO_STATUS_NORMAL:
 582                 break;
 583         case G_IO_STATUS_AGAIN:
 584                 return TRUE;
 585         default:
 586                 connman_error("Reading from inotify channel failed");
 587                 inotify_watch = 0;
 588                 return FALSE;
 589         }
 590
 591         next_event = buffer;
 592
 593         while (bytes_read > 0) {
 594                 struct inotify_event *event;
 595                 gchar *ext;
 596                 gchar *ident;
 597                 gsize len;
 598
 599                 event = (struct inotify_event *) next_event;
 600                 if (event->len)
 601                         ident = next_event + sizeof(struct inotify_event);
 602                 else
 603                         ident = NULL;
 604
 605                 len = sizeof(struct inotify_event) + event->len;
 606
 607                 /* check if inotify_event block fit */
 608                 if (len > bytes_read)
 609                         break;
 610
 611                 next_event += len;
 612                 bytes_read -= len;
 613
 614                 if (ident == NULL)
 615                         continue;
 616
 617                 if (g_str_has_suffix(ident, ".config") == FALSE)
 618                         continue;
 619
 620                 ext = g_strrstr(ident, ".config");
 621                 if (ext == NULL)
 622                         continue;
 623
 624                 *ext = '\0';
 625
 626                 if (validate_ident(ident) == FALSE) {
 627                         connman_error("Invalid config ident %s", ident);
 628                         continue;
 629                 }
 630
 631                 if (event->mask & IN_CREATE)
 632                         create_config(ident);
 633
 634                 if (event->mask & IN_MODIFY) {
 635                         struct connman_config *config;
 636
 637                         config = g_hash_table_lookup(config_table, ident);
 638                         if (config != NULL) {
 639                                 int ret;
 640
 641                                 g_hash_table_remove_all(config->service_table);
 642                                 load_config(config);
 643                                 ret = __connman_service_provision_changed(ident);
 644                                 if (ret > 0) {
 645                                         /*
 646                                          * Re-scan the config file for any
 647                                          * changes
 648                                          */
 649                                         g_hash_table_remove_all(config->service_table);
 650                                         load_config(config);
 651                                         __connman_service_provision_changed(ident);
 652                                 }
 653                         }
 654                 }
 655
 656                 if (event->mask & IN_DELETE)
 657                         g_hash_table_remove(config_table, ident);
 658         }
 659
 660         return TRUE;
 661 }
 662
 663 static int create_watch(void)
 664 {
 665         int fd;
 666
 667         fd = inotify_init();
 668         if (fd < 0)
 669                 return -EIO;
 670
 671         inotify_wd = inotify_add_watch(fd, STORAGEDIR,
 672                                         IN_MODIFY | IN_CREATE | IN_DELETE);
 673         if (inotify_wd < 0) {
 674                 connman_error("Creation of STORAGEDIR  watch failed");
 675                 close(fd);
 676                 return -EIO;
 677         }
 678
 679         inotify_channel = g_io_channel_unix_new(fd);
 680         if (inotify_channel == NULL) {
 681                 connman_error("Creation of inotify channel failed");
 682                 inotify_rm_watch(fd, inotify_wd);
 683                 inotify_wd = 0;
 684
 685                 close(fd);
 686                 return -EIO;
 687         }
 688
 689         g_io_channel_set_close_on_unref(inotify_channel, TRUE);
 690         g_io_channel_set_encoding(inotify_channel, NULL, NULL);
 691         g_io_channel_set_buffered(inotify_channel, FALSE);
 692
 693         inotify_watch = g_io_add_watch(inotify_channel,
 694                                 G_IO_IN | G_IO_HUP | G_IO_NVAL | G_IO_ERR,
 695                                 inotify_data, NULL);
 696
 697         return 0;
 698 }
 699
 700 static void remove_watch(void)
 701 {
 702         int fd;
 703
 704         if (inotify_channel == NULL)
 705                 return;
 706
 707         if (inotify_watch > 0) {
 708                 g_source_remove(inotify_watch);
 709                 inotify_watch = 0;
 710         }
 711
 712         fd = g_io_channel_unix_get_fd(inotify_channel);
 713
 714         if (inotify_wd >= 0) {
 715                 inotify_rm_watch(fd, inotify_wd);
 716                 inotify_wd = 0;
 717         }
 718
 719         g_io_channel_unref(inotify_channel);
 720 }
 721
 722 int __connman_config_init(void)
 723 {
 724         DBG("");
 725
 726         config_table = g_hash_table_new_full(g_str_hash, g_str_equal,
 727                                                 NULL, unregister_config);
 728
 729         create_watch();
 730
 731         return read_configs();
 732 }
 733
 734 void __connman_config_cleanup(void)
 735 {
 736         DBG("");
 737
 738         cleanup = TRUE;
 739
 740         remove_watch();
 741
 742         g_hash_table_destroy(config_table);
 743         config_table = NULL;
 744
 745         cleanup = FALSE;
 746 }
 747
 748 static char *config_pem_fsid(const char *pem_file)
 749 {
 750         struct statfs buf;
 751         unsigned *fsid = (unsigned *) &buf.f_fsid;
 752         unsigned long long fsid64;
 753
 754         if (pem_file == NULL)
 755                 return NULL;
 756
 757         if (statfs(pem_file, &buf) < 0) {
 758                 connman_error("statfs error %s for %s",
 759                                                 strerror(errno), pem_file);
 760                 return NULL;
 761         }
 762
 763         fsid64 = ((unsigned long long) fsid[0] << 32) | fsid[1];
 764
 765         return g_strdup_printf("%llx", fsid64);
 766 }
 767
 768 static void provision_service(gpointer key, gpointer value, gpointer user_data)
 769 {
 770         struct connman_service *service = user_data;
 771         struct connman_config_service *config = value;
 772         struct connman_network *network;
 773         const void *ssid, *service_id;
 774         unsigned int ssid_len;
 775
 776         /* For now only WiFi service entries are supported */
 777         if (g_strcmp0(config->type, "wifi") != 0)
 778                 return;
 779
 780         network = __connman_service_get_network(service);
 781         if (network == NULL) {
 782                 connman_error("Service has no network set");
 783                 return;
 784         }
 785
 786         ssid = connman_network_get_blob(network, "WiFi.SSID", &ssid_len);
 787         if (ssid == NULL) {
 788                 connman_error("Network SSID not set");
 789                 return;
 790         }
 791
 792         if (config->ssid == NULL || ssid_len != config->ssid_len)
 793                 return;
 794
 795         if (memcmp(config->ssid, ssid, ssid_len) != 0)
 796                 return;
 797
 798         service_id = __connman_service_get_ident(service);
 799         config->service_identifiers =
 800                 g_slist_prepend(config->service_identifiers,
 801                                 g_strdup(service_id));
 802
 803         __connman_service_set_immutable(service, TRUE);
 804
 805         __connman_service_set_favorite_delayed(service, TRUE, TRUE);
 806
 807         __connman_service_set_config(service, config->config_ident,
 808                                                 config->config_entry);
 809
 810         if (config->eap != NULL)
 811                 __connman_service_set_string(service, "EAP", config->eap);
 812
 813         if (config->identity != NULL)
 814                 __connman_service_set_string(service, "Identity",
 815                                                         config->identity);
 816
 817         if (config->ca_cert_file != NULL)
 818                 __connman_service_set_string(service, "CACertFile",
 819                                                         config->ca_cert_file);
 820
 821         if (config->client_cert_file != NULL)
 822                 __connman_service_set_string(service, "ClientCertFile",
 823                                                 config->client_cert_file);
 824
 825         if (config->private_key_file != NULL)
 826                 __connman_service_set_string(service, "PrivateKeyFile",
 827                                                 config->private_key_file);
 828
 829         if (g_strcmp0(config->private_key_passphrase_type, "fsid") == 0 &&
 830                                         config->private_key_file != NULL) {
 831                 char *fsid;
 832
 833                 fsid = config_pem_fsid(config->private_key_file);
 834                 if (fsid == NULL)
 835                         return;
 836
 837                 g_free(config->private_key_passphrase);
 838                 config->private_key_passphrase = fsid;
 839         }
 840
 841         if (config->private_key_passphrase != NULL) {
 842                 __connman_service_set_string(service, "PrivateKeyPassphrase",
 843                                                 config->private_key_passphrase);
 844                 /*
 845                  * TODO: Support for PEAP with both identity and key passwd.
 846                  * In that case, we should check if both of them are found
 847                  * from the config file. If not, we should not set the
 848                  * service passphrase in order for the UI to request for an
 849                  * additional passphrase.
 850                  */
 851         }
 852
 853         if (config->phase2 != NULL)
 854                 __connman_service_set_string(service, "Phase2", config->phase2);
 855
 856         if (config->passphrase != NULL)
 857                 __connman_service_set_string(service, "Passphrase", config->passphrase);
 858
 859         if (config->hidden == TRUE)
 860                 __connman_service_set_hidden(service);
 861
 862         __connman_service_mark_dirty();
 863
 864         __connman_service_save(service);
 865 }
 866
 867 int __connman_config_provision_service(struct connman_service *service)
 868 {
 869         enum connman_service_type type;
 870         GHashTableIter iter;
 871         gpointer value, key;
 872
 873         DBG("service %p", service);
 874
 875         /* For now only WiFi services are supported */
 876         type = connman_service_get_type(service);
 877         if (type != CONNMAN_SERVICE_TYPE_WIFI)
 878                 return -ENOSYS;
 879
 880         g_hash_table_iter_init(&iter, config_table);
 881
 882         while (g_hash_table_iter_next(&iter, &key, &value) == TRUE) {
 883                 struct connman_config *config = value;
 884
 885                 g_hash_table_foreach(config->service_table,
 886                                                 provision_service, service);
 887         }
 888
 889         return 0;
 890 }
 891
 892 int __connman_config_provision_service_ident(struct connman_service *service,
 893                         const char *ident, const char *file, const char *entry)
 894 {
 895         enum connman_service_type type;
 896         struct connman_config *config;
 897         int ret = 0;
 898
 899         DBG("service %p", service);
 900
 901         /* For now only WiFi services are supported */
 902         type = connman_service_get_type(service);
 903         if (type != CONNMAN_SERVICE_TYPE_WIFI)
 904                 return -ENOSYS;
 905
 906         config = g_hash_table_lookup(config_table, ident);
 907         if (config != NULL) {
 908                 GHashTableIter iter;
 909                 gpointer value, key;
 910                 gboolean found = FALSE;
 911
 912                 g_hash_table_iter_init(&iter, config->service_table);
 913
 914                 /*
 915                  * Check if we need to remove individual service if it
 916                  * is missing from config file.
 917                  */
 918                 if (file != NULL && entry != NULL) {
 919                         while (g_hash_table_iter_next(&iter, &key,
 920                                                         &value) == TRUE) {
 921                                 struct connman_config_service *config_service;
 922
 923                                 config_service = value;
 924
 925                                 if (g_strcmp0(config_service->config_ident,
 926                                                                 file) != 0)
 927                                         continue;
 928
 929                                 if (g_strcmp0(config_service->config_entry,
 930                                                                 entry) != 0)
 931                                         continue;
 932
 933                                 found = TRUE;
 934                                 break;
 935                         }
 936
 937                         DBG("found %d ident %s file %s entry %s", found, ident,
 938                                                                 file, entry);
 939
 940                         if (found == FALSE) {
 941                                 /*
 942                                  * The entry+8 will skip "service_" prefix
 943                                  */
 944                                 g_hash_table_remove(config->service_table,
 945                                                 entry + 8);
 946                                 ret = 1;
 947                         }
 948                 }
 949
 950                 g_hash_table_foreach(config->service_table,
 951                                                 provision_service, service);
 952         }
 953
 954         return ret;
 955 }
 956
 957 struct connman_config_entry **connman_config_get_entries(void)
 958 {
 959         GHashTableIter iter_file, iter_config;
 960         gpointer value, key;
 961         struct connman_config_entry **entries = NULL;
 962         int i = 0, count;
 963
 964         g_hash_table_iter_init(&iter_file, config_table);
 965         while (g_hash_table_iter_next(&iter_file, &key, &value) == TRUE) {
 966                 struct connman_config *config_file = value;
 967
 968                 count = g_hash_table_size(config_file->service_table);
 969
 970                 entries = g_try_realloc(entries, (i + count + 1) *
 971                                         sizeof(struct connman_config_entry *));
 972                 if (entries == NULL)
 973                         return NULL;
 974
 975                 g_hash_table_iter_init(&iter_config,
 976                                                 config_file->service_table);
 977                 while (g_hash_table_iter_next(&iter_config, &key,
 978                                                         &value) == TRUE) {
 979                         struct connman_config_service *config = value;
 980
 981                         entries[i] = g_try_new0(struct connman_config_entry,
 982                                                 1);
 983                         if (entries[i] == NULL)
 984                                 goto cleanup;
 985
 986                         entries[i]->ident = g_strdup(config->ident);
 987                         entries[i]->name = g_strdup(config->name);
 988                         entries[i]->ssid = g_try_malloc0(config->ssid_len + 1);
 989                         if (entries[i]->ssid == NULL)
 990                                 goto cleanup;
 991
 992                         memcpy(entries[i]->ssid, config->ssid,
 993                                                         config->ssid_len);
 994                         entries[i]->ssid_len = config->ssid_len;
 995                         entries[i]->hidden = config->hidden;
 996
 997                         i++;
 998                 }
 999         }
1000
1001         if (entries != NULL) {
1002                 entries = g_try_realloc(entries, (i + 1) *
1003                                         sizeof(struct connman_config_entry *));
1004                 if (entries == NULL)
1005                         return NULL;
1006
1007                 entries[i] = NULL;
1008
1009                 DBG("%d provisioned AP found", i);
1010         }
1011
1012         return entries;
1013
1014 cleanup:
1015         connman_config_free_entries(entries);
1016         return NULL;
1017 }
1018
1019 void connman_config_free_entries(struct connman_config_entry **entries)
1020 {
1021         int i;
1022
1023         if (entries == NULL)
1024                 return;
1025
1026         for (i = 0; entries[i]; i++) {
1027                 g_free(entries[i]->ident);
1028                 g_free(entries[i]->name);
1029                 g_free(entries[i]->ssid);
1030                 g_free(entries[i]);
1031         }
1032
1033         g_free(entries);
1034         return;
1035 }