src/config.c

   1 /*
   2  *
   3  *  Connection Manager
   4  *
   5  *  Copyright (C) 2007-2013  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 <unistd.h>
  30 #include <string.h>
  31 #include <sys/vfs.h>
  32 #include <sys/inotify.h>
  33 #include <netdb.h>
  34 #include <glib.h>
  35
  36 #include <connman/provision.h>
  37 #include <connman/ipaddress.h>
  38 #include "connman.h"
  39
  40 struct connman_config_service {
  41         char *ident;
  42         char *name;
  43         char *type;
  44         void *ssid;
  45         unsigned int ssid_len;
  46         char *eap;
  47         char *identity;
  48         char *ca_cert_file;
  49         char *client_cert_file;
  50         char *private_key_file;
  51         char *private_key_passphrase;
  52         char *private_key_passphrase_type;
  53         char *phase2;
  54         char *passphrase;
  55         enum connman_service_security security;
  56         GSList *service_identifiers;
  57         char *config_ident; /* file prefix */
  58         char *config_entry; /* entry name */
  59         bool hidden;
  60         bool virtual;
  61         char *virtual_file;
  62         char *ipv4_address;
  63         char *ipv4_netmask;
  64         char *ipv4_gateway;
  65         char *ipv6_address;
  66         unsigned char ipv6_prefix_length;
  67         char *ipv6_gateway;
  68         char *ipv6_privacy;
  69         char *mac;
  70         char **nameservers;
  71         char **search_domains;
  72         char **timeservers;
  73         char *domain_name;
  74 };
  75
  76 struct connman_config {
  77         char *ident;
  78         char *name;
  79         char *description;
  80         GHashTable *service_table;
  81 };
  82
  83 static GHashTable *config_table = NULL;
  84
  85 static bool cleanup = false;
  86
  87 /* Definition of possible strings in the .config files */
  88 #define CONFIG_KEY_NAME                "Name"
  89 #define CONFIG_KEY_DESC                "Description"
  90
  91 #define SERVICE_KEY_TYPE               "Type"
  92 #define SERVICE_KEY_NAME               "Name"
  93 #define SERVICE_KEY_SSID               "SSID"
  94 #define SERVICE_KEY_EAP                "EAP"
  95 #define SERVICE_KEY_CA_CERT            "CACertFile"
  96 #define SERVICE_KEY_CL_CERT            "ClientCertFile"
  97 #define SERVICE_KEY_PRV_KEY            "PrivateKeyFile"
  98 #define SERVICE_KEY_PRV_KEY_PASS       "PrivateKeyPassphrase"
  99 #define SERVICE_KEY_PRV_KEY_PASS_TYPE  "PrivateKeyPassphraseType"
 100 #define SERVICE_KEY_IDENTITY           "Identity"
 101 #define SERVICE_KEY_PHASE2             "Phase2"
 102 #define SERVICE_KEY_PASSPHRASE         "Passphrase"
 103 #define SERVICE_KEY_SECURITY           "Security"
 104 #define SERVICE_KEY_HIDDEN             "Hidden"
 105
 106 #define SERVICE_KEY_IPv4               "IPv4"
 107 #define SERVICE_KEY_IPv6               "IPv6"
 108 #define SERVICE_KEY_IPv6_PRIVACY       "IPv6.Privacy"
 109 #define SERVICE_KEY_MAC                "MAC"
 110 #define SERVICE_KEY_NAMESERVERS        "Nameservers"
 111 #define SERVICE_KEY_SEARCH_DOMAINS     "SearchDomains"
 112 #define SERVICE_KEY_TIMESERVERS        "Timeservers"
 113 #define SERVICE_KEY_DOMAIN             "Domain"
 114
 115 static const char *config_possible_keys[] = {
 116         CONFIG_KEY_NAME,
 117         CONFIG_KEY_DESC,
 118         NULL,
 119 };
 120
 121 static const char *service_possible_keys[] = {
 122         SERVICE_KEY_TYPE,
 123         SERVICE_KEY_NAME,
 124         SERVICE_KEY_SSID,
 125         SERVICE_KEY_EAP,
 126         SERVICE_KEY_CA_CERT,
 127         SERVICE_KEY_CL_CERT,
 128         SERVICE_KEY_PRV_KEY,
 129         SERVICE_KEY_PRV_KEY_PASS,
 130         SERVICE_KEY_PRV_KEY_PASS_TYPE,
 131         SERVICE_KEY_IDENTITY,
 132         SERVICE_KEY_PHASE2,
 133         SERVICE_KEY_PASSPHRASE,
 134         SERVICE_KEY_SECURITY,
 135         SERVICE_KEY_HIDDEN,
 136         SERVICE_KEY_IPv4,
 137         SERVICE_KEY_IPv6,
 138         SERVICE_KEY_IPv6_PRIVACY,
 139         SERVICE_KEY_MAC,
 140         SERVICE_KEY_NAMESERVERS,
 141         SERVICE_KEY_SEARCH_DOMAINS,
 142         SERVICE_KEY_TIMESERVERS,
 143         SERVICE_KEY_DOMAIN,
 144         NULL,
 145 };
 146
 147 static void unregister_config(gpointer data)
 148 {
 149         struct connman_config *config = data;
 150
 151         connman_info("Removing configuration %s", config->ident);
 152
 153         g_hash_table_destroy(config->service_table);
 154
 155         g_free(config->description);
 156         g_free(config->name);
 157         g_free(config->ident);
 158         g_free(config);
 159 }
 160
 161 static void unregister_service(gpointer data)
 162 {
 163         struct connman_config_service *config_service = data;
 164         struct connman_service *service;
 165         char *service_id;
 166         GSList *list;
 167
 168         if (cleanup)
 169                 goto free_only;
 170
 171         connman_info("Removing service configuration %s",
 172                                                 config_service->ident);
 173
 174         if (config_service->virtual)
 175                 goto free_only;
 176
 177         for (list = config_service->service_identifiers; list;
 178                                                         list = list->next) {
 179                 service_id = list->data;
 180
 181                 service = __connman_service_lookup_from_ident(service_id);
 182                 if (service) {
 183                         __connman_service_set_immutable(service, false);
 184                         __connman_service_set_config(service, NULL, NULL);
 185                         __connman_service_remove(service);
 186
 187                         /*
 188                          * Ethernet or gadget service cannot be removed by
 189                          * __connman_service_remove() so reset the ipconfig
 190                          * here.
 191                          */
 192                         if (connman_service_get_type(service) ==
 193                                                 CONNMAN_SERVICE_TYPE_ETHERNET ||
 194                                         connman_service_get_type(service) ==
 195                                                 CONNMAN_SERVICE_TYPE_GADGET) {
 196                                 __connman_service_disconnect(service);
 197                                 __connman_service_reset_ipconfig(service,
 198                                         CONNMAN_IPCONFIG_TYPE_IPV4, NULL, NULL);
 199                                 __connman_service_reset_ipconfig(service,
 200                                         CONNMAN_IPCONFIG_TYPE_IPV6, NULL, NULL);
 201                                 __connman_service_set_ignore(service, true);
 202
 203                                 /*
 204                                  * After these operations, user needs to
 205                                  * reconnect ethernet cable to get IP
 206                                  * address.
 207                                  */
 208                         }
 209                 }
 210
 211                 if (!__connman_storage_remove_service(service_id))
 212                         DBG("Could not remove all files for service %s",
 213                                                                 service_id);
 214         }
 215
 216 free_only:
 217         g_free(config_service->ident);
 218         g_free(config_service->type);
 219         g_free(config_service->name);
 220         g_free(config_service->ssid);
 221         g_free(config_service->eap);
 222         g_free(config_service->identity);
 223         g_free(config_service->ca_cert_file);
 224         g_free(config_service->client_cert_file);
 225         g_free(config_service->private_key_file);
 226         g_free(config_service->private_key_passphrase);
 227         g_free(config_service->private_key_passphrase_type);
 228         g_free(config_service->phase2);
 229         g_free(config_service->passphrase);
 230         g_free(config_service->ipv4_address);
 231         g_free(config_service->ipv4_gateway);
 232         g_free(config_service->ipv4_netmask);
 233         g_free(config_service->ipv6_address);
 234         g_free(config_service->ipv6_gateway);
 235         g_free(config_service->ipv6_privacy);
 236         g_free(config_service->mac);
 237         g_strfreev(config_service->nameservers);
 238         g_strfreev(config_service->search_domains);
 239         g_strfreev(config_service->timeservers);
 240         g_free(config_service->domain_name);
 241         g_slist_free_full(config_service->service_identifiers, g_free);
 242         g_free(config_service->config_ident);
 243         g_free(config_service->config_entry);
 244         g_free(config_service->virtual_file);
 245         g_free(config_service);
 246 }
 247
 248 static void check_keys(GKeyFile *keyfile, const char *group,
 249                         const char **possible_keys)
 250 {
 251         char **avail_keys;
 252         gsize nb_avail_keys, i, j;
 253
 254         avail_keys = g_key_file_get_keys(keyfile, group, &nb_avail_keys, NULL);
 255         if (!avail_keys)
 256                 return;
 257
 258         /*
 259          * For each key in the configuration file,
 260          * verify it is understood by connman
 261          */
 262         for (i = 0 ; i < nb_avail_keys; i++) {
 263                 for (j = 0; possible_keys[j] ; j++)
 264                         if (g_strcmp0(avail_keys[i], possible_keys[j]) == 0)
 265                                 break;
 266
 267                 if (!possible_keys[j])
 268                         connman_warn("Unknown configuration key %s in [%s]",
 269                                         avail_keys[i], group);
 270         }
 271
 272         g_strfreev(avail_keys);
 273 }
 274
 275 static int check_family(const char *address, int expected_family)
 276 {
 277         int family;
 278         int err = 0;
 279
 280         family = connman_inet_check_ipaddress(address);
 281         if (family < 0) {
 282                 DBG("Cannot get address family of %s (%d/%s)", address,
 283                         family, gai_strerror(family));
 284                 err = -EINVAL;
 285                 goto out;
 286         }
 287
 288         switch (family) {
 289         case AF_INET:
 290                 if (expected_family != AF_INET) {
 291                         DBG("Wrong type address %s, expecting IPv4", address);
 292                         err = -EINVAL;
 293                         goto out;
 294                 }
 295                 break;
 296         case AF_INET6:
 297                 if (expected_family != AF_INET6) {
 298                         DBG("Wrong type address %s, expecting IPv6", address);
 299                         err = -EINVAL;
 300                         goto out;
 301                 }
 302                 break;
 303         default:
 304                 DBG("Unsupported address family %d", family);
 305                 err = -EINVAL;
 306                 goto out;
 307         }
 308
 309 out:
 310         return err;
 311 }
 312
 313 static int parse_address(const char *address_str, int address_family,
 314                         char **address, char **netmask, char **gateway)
 315 {
 316         char *addr_str, *mask_str, *gw_str;
 317         int err = 0;
 318         char **route;
 319
 320         route = g_strsplit(address_str, "/", 0);
 321         if (!route)
 322                 return -EINVAL;
 323
 324         addr_str = route[0];
 325         if (!addr_str || addr_str[0] == '\0') {
 326                 err = -EINVAL;
 327                 goto out;
 328         }
 329
 330         if ((err = check_family(addr_str, address_family)) < 0)
 331                 goto out;
 332
 333         mask_str = route[1];
 334         if (!mask_str || mask_str[0] == '\0') {
 335                 err = -EINVAL;
 336                 goto out;
 337         }
 338
 339         gw_str = route[2];
 340         if (gw_str && gw_str[0]) {
 341                 if ((err = check_family(gw_str, address_family)) < 0)
 342                         goto out;
 343         }
 344
 345         g_free(*address);
 346         *address = g_strdup(addr_str);
 347
 348         g_free(*netmask);
 349         *netmask = g_strdup(mask_str);
 350
 351         g_free(*gateway);
 352         *gateway = g_strdup(gw_str);
 353
 354         if (*gateway)
 355                 DBG("address %s/%s via %s", *address, *netmask, *gateway);
 356         else
 357                 DBG("address %s/%s", *address, *netmask);
 358
 359 out:
 360         g_strfreev(route);
 361
 362         return err;
 363 }
 364
 365 static bool check_address(char *address_str, char **address)
 366 {
 367         if (g_ascii_strcasecmp(address_str, "auto") == 0 ||
 368                         g_ascii_strcasecmp(address_str, "dhcp") == 0 ||
 369                         g_ascii_strcasecmp(address_str, "off") == 0) {
 370                 *address = address_str;
 371                 return false;
 372         }
 373
 374         return true;
 375 }
 376
 377 static bool load_service_generic(GKeyFile *keyfile,
 378                         const char *group, struct connman_config *config,
 379                         struct connman_config_service *service)
 380 {
 381         char *str, *mask;
 382         char **strlist;
 383         gsize length;
 384
 385         str = __connman_config_get_string(keyfile, group, SERVICE_KEY_IPv4, NULL);
 386         if (str && check_address(str, &service->ipv4_address)) {
 387                 mask = NULL;
 388
 389                 if (parse_address(str, AF_INET, &service->ipv4_address,
 390                                         &mask, &service->ipv4_gateway) < 0) {
 391                         connman_warn("Invalid format for IPv4 address %s",
 392                                                                         str);
 393                         g_free(str);
 394                         goto err;
 395                 }
 396
 397                 if (!g_strrstr(mask, ".")) {
 398                         /* We have netmask length */
 399                         in_addr_t addr;
 400                         struct in_addr netmask_in;
 401                         unsigned char prefix_len = 32;
 402                         char *ptr;
 403                         long int value = strtol(mask, &ptr, 10);
 404
 405                         if (ptr != mask && *ptr == '\0' && value && value <= 32)
 406                                 prefix_len = value;
 407
 408                         addr = 0xffffffff << (32 - prefix_len);
 409                         netmask_in.s_addr = htonl(addr);
 410                         service->ipv4_netmask =
 411                                 g_strdup(inet_ntoa(netmask_in));
 412
 413                         g_free(mask);
 414                 } else
 415                         service->ipv4_netmask = mask;
 416
 417                 g_free(str);
 418         }
 419
 420         str =  __connman_config_get_string(keyfile, group, SERVICE_KEY_IPv6, NULL);
 421         if (str && check_address(str, &service->ipv6_address)) {
 422                 long int value;
 423                 char *ptr;
 424
 425                 mask = NULL;
 426
 427                 if (parse_address(str, AF_INET6, &service->ipv6_address,
 428                                         &mask, &service->ipv6_gateway) < 0) {
 429                         connman_warn("Invalid format for IPv6 address %s",
 430                                                                         str);
 431                         g_free(str);
 432                         goto err;
 433                 }
 434
 435                 value = strtol(mask, &ptr, 10);
 436                 if (ptr != mask && *ptr == '\0' && value <= 128)
 437                         service->ipv6_prefix_length = value;
 438                 else
 439                         service->ipv6_prefix_length = 128;
 440
 441                 g_free(mask);
 442                 g_free(str);
 443         }
 444
 445         str = __connman_config_get_string(keyfile, group, SERVICE_KEY_IPv6_PRIVACY,
 446                                                                         NULL);
 447         if (str) {
 448                 g_free(service->ipv6_privacy);
 449                 service->ipv6_privacy = str;
 450         }
 451
 452         str = __connman_config_get_string(keyfile, group, SERVICE_KEY_MAC, NULL);
 453         if (str) {
 454                 g_free(service->mac);
 455                 service->mac = str;
 456         }
 457
 458         str = __connman_config_get_string(keyfile, group, SERVICE_KEY_DOMAIN, NULL);
 459         if (str) {
 460                 g_free(service->domain_name);
 461                 service->domain_name = str;
 462         }
 463
 464         strlist = __connman_config_get_string_list(keyfile, group,
 465                                         SERVICE_KEY_NAMESERVERS,
 466                                         &length, NULL);
 467         if (strlist) {
 468                 if (length != 0) {
 469                         g_strfreev(service->nameservers);
 470                         service->nameservers = strlist;
 471                 } else
 472                         g_strfreev(strlist);
 473         }
 474
 475         strlist = __connman_config_get_string_list(keyfile, group,
 476                                         SERVICE_KEY_SEARCH_DOMAINS,
 477                                         &length, NULL);
 478         if (strlist) {
 479                 if (length != 0) {
 480                         g_strfreev(service->search_domains);
 481                         service->search_domains = strlist;
 482                 } else
 483                         g_strfreev(strlist);
 484         }
 485
 486         strlist = __connman_config_get_string_list(keyfile, group,
 487                                         SERVICE_KEY_TIMESERVERS,
 488                                         &length, NULL);
 489         if (strlist) {
 490                 if (length != 0) {
 491                         g_strfreev(service->timeservers);
 492                         service->timeservers = strlist;
 493                 } else
 494                         g_strfreev(strlist);
 495         }
 496
 497         return true;
 498
 499 err:
 500         g_free(service->ident);
 501         g_free(service->type);
 502         g_free(service->ipv4_address);
 503         g_free(service->ipv4_netmask);
 504         g_free(service->ipv4_gateway);
 505         g_free(service->ipv6_address);
 506         g_free(service->ipv6_gateway);
 507         g_free(service->mac);
 508         g_free(service);
 509
 510         return false;
 511 }
 512
 513 static bool load_service(GKeyFile *keyfile, const char *group,
 514                                                 struct connman_config *config)
 515 {
 516         struct connman_config_service *service;
 517         const char *ident;
 518         char *str, *hex_ssid;
 519         enum connman_service_security security;
 520         bool service_created = false;
 521
 522         /* Strip off "service_" prefix */
 523         ident = group + 8;
 524
 525         if (strlen(ident) < 1)
 526                 return false;
 527
 528         /* Verify that provided keys are good */
 529         check_keys(keyfile, group, service_possible_keys);
 530
 531         service = g_hash_table_lookup(config->service_table, ident);
 532         if (!service) {
 533                 service = g_try_new0(struct connman_config_service, 1);
 534                 if (!service)
 535                         return false;
 536
 537                 service->ident = g_strdup(ident);
 538
 539                 service_created = true;
 540         }
 541
 542         str = __connman_config_get_string(keyfile, group, SERVICE_KEY_TYPE, NULL);
 543         if (str) {
 544                 g_free(service->type);
 545                 service->type = str;
 546         } else {
 547                 DBG("Type of the configured service is missing for group %s",
 548                                                                         group);
 549                 goto err;
 550         }
 551
 552         if (!load_service_generic(keyfile, group, config, service))
 553                 return false;
 554
 555         if (g_strcmp0(str, "ethernet") == 0) {
 556                 service->config_ident = g_strdup(config->ident);
 557                 service->config_entry = g_strdup_printf("service_%s",
 558                                                         service->ident);
 559
 560                 g_hash_table_insert(config->service_table, service->ident,
 561                                                                 service);
 562                 return true;
 563         }
 564
 565         str = __connman_config_get_string(keyfile, group, SERVICE_KEY_NAME, NULL);
 566         if (str) {
 567                 g_free(service->name);
 568                 service->name = str;
 569         }
 570
 571         hex_ssid = __connman_config_get_string(keyfile, group, SERVICE_KEY_SSID,
 572                                          NULL);
 573         if (hex_ssid) {
 574                 char *ssid;
 575                 unsigned int i, j = 0, hex;
 576                 size_t hex_ssid_len = strlen(hex_ssid);
 577
 578                 ssid = g_try_malloc0(hex_ssid_len / 2);
 579                 if (!ssid) {
 580                         g_free(hex_ssid);
 581                         goto err;
 582                 }
 583
 584                 for (i = 0; i < hex_ssid_len; i += 2) {
 585                         if (sscanf(hex_ssid + i, "%02x", &hex) <= 0) {
 586                                 connman_warn("Invalid SSID %s", hex_ssid);
 587                                 g_free(ssid);
 588                                 g_free(hex_ssid);
 589                                 goto err;
 590                         }
 591                         ssid[j++] = hex;
 592                 }
 593
 594                 g_free(hex_ssid);
 595
 596                 g_free(service->ssid);
 597                 service->ssid = ssid;
 598                 service->ssid_len = hex_ssid_len / 2;
 599         } else if (service->name) {
 600                 char *ssid;
 601                 unsigned int ssid_len;
 602
 603                 ssid_len = strlen(service->name);
 604                 ssid = g_try_malloc0(ssid_len);
 605                 if (!ssid)
 606                         goto err;
 607
 608                 memcpy(ssid, service->name, ssid_len);
 609                 g_free(service->ssid);
 610                 service->ssid = ssid;
 611                 service->ssid_len = ssid_len;
 612         }
 613
 614         str = __connman_config_get_string(keyfile, group, SERVICE_KEY_EAP, NULL);
 615         if (str) {
 616                 g_free(service->eap);
 617                 service->eap = str;
 618         }
 619
 620         str = __connman_config_get_string(keyfile, group, SERVICE_KEY_CA_CERT, NULL);
 621         if (str) {
 622                 g_free(service->ca_cert_file);
 623                 service->ca_cert_file = str;
 624         }
 625
 626         str = __connman_config_get_string(keyfile, group, SERVICE_KEY_CL_CERT, NULL);
 627         if (str) {
 628                 g_free(service->client_cert_file);
 629                 service->client_cert_file = str;
 630         }
 631
 632         str = __connman_config_get_string(keyfile, group, SERVICE_KEY_PRV_KEY, NULL);
 633         if (str) {
 634                 g_free(service->private_key_file);
 635                 service->private_key_file = str;
 636         }
 637
 638         str = __connman_config_get_string(keyfile, group,
 639                                                 SERVICE_KEY_PRV_KEY_PASS, NULL);
 640         if (str) {
 641                 g_free(service->private_key_passphrase);
 642                 service->private_key_passphrase = str;
 643         }
 644
 645         str = __connman_config_get_string(keyfile, group,
 646                                         SERVICE_KEY_PRV_KEY_PASS_TYPE, NULL);
 647         if (str) {
 648                 g_free(service->private_key_passphrase_type);
 649                 service->private_key_passphrase_type = str;
 650         }
 651
 652         str = __connman_config_get_string(keyfile, group, SERVICE_KEY_IDENTITY, NULL);
 653         if (str) {
 654                 g_free(service->identity);
 655                 service->identity = str;
 656         }
 657
 658         str = __connman_config_get_string(keyfile, group, SERVICE_KEY_PHASE2, NULL);
 659         if (str) {
 660                 g_free(service->phase2);
 661                 service->phase2 = str;
 662         }
 663
 664         str = __connman_config_get_string(keyfile, group, SERVICE_KEY_PASSPHRASE,
 665                                         NULL);
 666         if (str) {
 667                 g_free(service->passphrase);
 668                 service->passphrase = str;
 669         }
 670
 671         str = __connman_config_get_string(keyfile, group, SERVICE_KEY_SECURITY,
 672                         NULL);
 673         security = __connman_service_string2security(str);
 674
 675         if (service->eap) {
 676
 677                 if (str && security != CONNMAN_SERVICE_SECURITY_8021X)
 678                         connman_info("Mismatch between EAP configuration and "
 679                                         "setting %s = %s",
 680                                         SERVICE_KEY_SECURITY, str);
 681
 682                 service->security = CONNMAN_SERVICE_SECURITY_8021X;
 683
 684         } else if (service->passphrase) {
 685
 686                 if (str) {
 687                         if (security == CONNMAN_SERVICE_SECURITY_PSK ||
 688                                         security == CONNMAN_SERVICE_SECURITY_WEP) {
 689                                 service->security = security;
 690                         } else {
 691                                 connman_info("Mismatch with passphrase and "
 692                                                 "setting %s = %s",
 693                                                 SERVICE_KEY_SECURITY, str);
 694
 695                                 service->security =
 696                                         CONNMAN_SERVICE_SECURITY_PSK;
 697                         }
 698
 699                 } else
 700                         service->security = CONNMAN_SERVICE_SECURITY_PSK;
 701         }
 702
 703         service->config_ident = g_strdup(config->ident);
 704         service->config_entry = g_strdup_printf("service_%s", service->ident);
 705
 706         service->hidden = __connman_config_get_bool(keyfile, group,
 707                                                 SERVICE_KEY_HIDDEN, NULL);
 708
 709         if (service_created)
 710                 g_hash_table_insert(config->service_table, service->ident,
 711                                         service);
 712
 713         connman_info("Adding service configuration %s", service->ident);
 714
 715         return true;
 716
 717 err:
 718         if (service_created) {
 719                 g_free(service->ident);
 720                 g_free(service->type);
 721                 g_free(service->name);
 722                 g_free(service->ssid);
 723                 g_free(service);
 724         }
 725
 726         return false;
 727 }
 728
 729 static bool load_service_from_keyfile(GKeyFile *keyfile,
 730                                                 struct connman_config *config)
 731 {
 732         bool found = false;
 733         char **groups;
 734         int i;
 735
 736         groups = g_key_file_get_groups(keyfile, NULL);
 737
 738         for (i = 0; groups[i]; i++) {
 739                 if (!g_str_has_prefix(groups[i], "service_"))
 740                         continue;
 741                 if (load_service(keyfile, groups[i], config))
 742                         found = true;
 743         }
 744
 745         g_strfreev(groups);
 746
 747         return found;
 748 }
 749
 750 static int load_config(struct connman_config *config)
 751 {
 752         GKeyFile *keyfile;
 753         char *str;
 754
 755         DBG("config %p", config);
 756
 757         keyfile = __connman_storage_load_config(config->ident);
 758         if (!keyfile)
 759                 return -EIO;
 760
 761         g_key_file_set_list_separator(keyfile, ',');
 762
 763         /* Verify keys validity of the global section */
 764         check_keys(keyfile, "global", config_possible_keys);
 765
 766         str = __connman_config_get_string(keyfile, "global", CONFIG_KEY_NAME, NULL);
 767         if (str) {
 768                 g_free(config->name);
 769                 config->name = str;
 770         }
 771
 772         str = __connman_config_get_string(keyfile, "global", CONFIG_KEY_DESC, NULL);
 773         if (str) {
 774                 g_free(config->description);
 775                 config->description = str;
 776         }
 777
 778         if (!load_service_from_keyfile(keyfile, config))
 779                 connman_warn("Config file %s/%s.config does not contain any "
 780                         "configuration that can be provisioned!",
 781                         STORAGEDIR, config->ident);
 782
 783         g_key_file_free(keyfile);
 784
 785         return 0;
 786 }
 787
 788 static struct connman_config *create_config(const char *ident)
 789 {
 790         struct connman_config *config;
 791
 792         DBG("ident %s", ident);
 793
 794         if (g_hash_table_lookup(config_table, ident))
 795                 return NULL;
 796
 797         config = g_try_new0(struct connman_config, 1);
 798         if (!config)
 799                 return NULL;
 800
 801         config->ident = g_strdup(ident);
 802
 803         config->service_table = g_hash_table_new_full(g_str_hash, g_str_equal,
 804                                                 NULL, unregister_service);
 805
 806         g_hash_table_insert(config_table, config->ident, config);
 807
 808         connman_info("Adding configuration %s", config->ident);
 809
 810         return config;
 811 }
 812
 813 static bool validate_ident(const char *ident)
 814 {
 815         unsigned int i;
 816
 817         if (!ident)
 818                 return false;
 819
 820         for (i = 0; i < strlen(ident); i++)
 821                 if (!g_ascii_isprint(ident[i]))
 822                         return false;
 823
 824         return true;
 825 }
 826
 827 static int read_configs(void)
 828 {
 829         GDir *dir;
 830
 831         DBG("");
 832
 833         dir = g_dir_open(STORAGEDIR, 0, NULL);
 834         if (dir) {
 835                 const gchar *file;
 836
 837                 while ((file = g_dir_read_name(dir))) {
 838                         GString *str;
 839                         gchar *ident;
 840
 841                         if (!g_str_has_suffix(file, ".config"))
 842                                 continue;
 843
 844                         ident = g_strrstr(file, ".config");
 845                         if (!ident)
 846                                 continue;
 847
 848                         str = g_string_new_len(file, ident - file);
 849                         if (!str)
 850                                 continue;
 851
 852                         ident = g_string_free(str, FALSE);
 853
 854                         if (validate_ident(ident)) {
 855                                 struct connman_config *config;
 856
 857                                 config = create_config(ident);
 858                                 if (config)
 859                                         load_config(config);
 860                         } else {
 861                                 connman_error("Invalid config ident %s", ident);
 862                         }
 863                         g_free(ident);
 864                 }
 865
 866                 g_dir_close(dir);
 867         }
 868
 869         return 0;
 870 }
 871
 872 static void config_notify_handler(struct inotify_event *event,
 873                                         const char *ident)
 874 {
 875         char *ext;
 876
 877         if (!ident)
 878                 return;
 879
 880         if (!g_str_has_suffix(ident, ".config"))
 881                 return;
 882
 883         ext = g_strrstr(ident, ".config");
 884         if (!ext)
 885                 return;
 886
 887         *ext = '\0';
 888
 889         if (!validate_ident(ident)) {
 890                 connman_error("Invalid config ident %s", ident);
 891                 return;
 892         }
 893
 894         if (event->mask & IN_CREATE)
 895                 create_config(ident);
 896
 897         if (event->mask & IN_MODIFY) {
 898                 struct connman_config *config;
 899
 900                 config = g_hash_table_lookup(config_table, ident);
 901                 if (config) {
 902                         int ret;
 903
 904                         g_hash_table_remove_all(config->service_table);
 905                         load_config(config);
 906                         ret = __connman_service_provision_changed(ident);
 907                         if (ret > 0) {
 908                                 /*
 909                                  * Re-scan the config file for any
 910                                  * changes
 911                                  */
 912                                 g_hash_table_remove_all(config->service_table);
 913                                 load_config(config);
 914                                 __connman_service_provision_changed(ident);
 915                         }
 916                 }
 917         }
 918
 919         if (event->mask & IN_DELETE)
 920                 g_hash_table_remove(config_table, ident);
 921 }
 922
 923 int __connman_config_init(void)
 924 {
 925         DBG("");
 926
 927         config_table = g_hash_table_new_full(g_str_hash, g_str_equal,
 928                                                 NULL, unregister_config);
 929
 930         connman_inotify_register(STORAGEDIR, config_notify_handler);
 931
 932         return read_configs();
 933 }
 934
 935 void __connman_config_cleanup(void)
 936 {
 937         DBG("");
 938
 939         cleanup = true;
 940
 941         connman_inotify_unregister(STORAGEDIR, config_notify_handler);
 942
 943         g_hash_table_destroy(config_table);
 944         config_table = NULL;
 945
 946         cleanup = false;
 947 }
 948
 949 char *__connman_config_get_string(GKeyFile *key_file,
 950         const char *group_name, const char *key, GError **error)
 951 {
 952         char *str = g_key_file_get_string(key_file, group_name, key, error);
 953         if (!str)
 954                 return NULL;
 955
 956         return g_strchomp(str);
 957 }
 958
 959 char **__connman_config_get_string_list(GKeyFile *key_file,
 960         const char *group_name, const char *key, gsize *length, GError **error)
 961 {
 962         char **p;
 963         char **strlist = g_key_file_get_string_list(key_file, group_name, key,
 964                 length, error);
 965         if (!strlist)
 966                 return NULL;
 967
 968         p = strlist;
 969         while (*p) {
 970                 *p = g_strstrip(*p);
 971                 p++;
 972         }
 973
 974         return strlist;
 975 }
 976
 977 bool __connman_config_get_bool(GKeyFile *key_file,
 978         const char *group_name, const char *key, GError **error)
 979 {
 980         char *valstr;
 981         bool val = false;
 982
 983         valstr = g_key_file_get_value(key_file, group_name, key, error);
 984         if (!valstr)
 985                 return false;
 986
 987         valstr = g_strchomp(valstr);
 988         if (strcmp(valstr, "true") == 0 || strcmp(valstr, "1") == 0)
 989                 val = true;
 990
 991         g_free(valstr);
 992
 993         return val;
 994 }
 995
 996 static char *config_pem_fsid(const char *pem_file)
 997 {
 998         struct statfs buf;
 999         unsigned *fsid = (unsigned *) &buf.f_fsid;
1000         unsigned long long fsid64;
1001
1002         if (!pem_file)
1003                 return NULL;
1004
1005         if (statfs(pem_file, &buf) < 0) {
1006                 connman_error("statfs error %s for %s",
1007                                                 strerror(errno), pem_file);
1008                 return NULL;
1009         }
1010
1011         fsid64 = ((unsigned long long) fsid[0] << 32) | fsid[1];
1012
1013         return g_strdup_printf("%llx", fsid64);
1014 }
1015
1016 static void provision_service_wifi(struct connman_config_service *config,
1017                                 struct connman_service *service,
1018                                 struct connman_network *network,
1019                                 const void *ssid, unsigned int ssid_len)
1020 {
1021         if (config->eap)
1022                 __connman_service_set_string(service, "EAP", config->eap);
1023
1024         if (config->identity)
1025                 __connman_service_set_string(service, "Identity",
1026                                                         config->identity);
1027
1028         if (config->ca_cert_file)
1029                 __connman_service_set_string(service, "CACertFile",
1030                                                         config->ca_cert_file);
1031
1032         if (config->client_cert_file)
1033                 __connman_service_set_string(service, "ClientCertFile",
1034                                                 config->client_cert_file);
1035
1036         if (config->private_key_file)
1037                 __connman_service_set_string(service, "PrivateKeyFile",
1038                                                 config->private_key_file);
1039
1040         if (g_strcmp0(config->private_key_passphrase_type, "fsid") == 0 &&
1041                                         config->private_key_file) {
1042                 char *fsid;
1043
1044                 fsid = config_pem_fsid(config->private_key_file);
1045                 if (!fsid)
1046                         return;
1047
1048                 g_free(config->private_key_passphrase);
1049                 config->private_key_passphrase = fsid;
1050         }
1051
1052         if (config->private_key_passphrase) {
1053                 __connman_service_set_string(service, "PrivateKeyPassphrase",
1054                                                 config->private_key_passphrase);
1055                 /*
1056                  * TODO: Support for PEAP with both identity and key passwd.
1057                  * In that case, we should check if both of them are found
1058                  * from the config file. If not, we should not set the
1059                  * service passphrase in order for the UI to request for an
1060                  * additional passphrase.
1061                  */
1062         }
1063
1064         if (config->phase2)
1065                 __connman_service_set_string(service, "Phase2", config->phase2);
1066
1067         if (config->passphrase)
1068                 __connman_service_set_string(service, "Passphrase",
1069                                                 config->passphrase);
1070
1071         if (config->hidden)
1072                 __connman_service_set_hidden(service);
1073 }
1074
1075 struct connect_virtual {
1076         struct connman_service *service;
1077         const char *vfile;
1078 };
1079
1080 static gboolean remove_virtual_config(gpointer user_data)
1081 {
1082         struct connect_virtual *virtual = user_data;
1083
1084         __connman_service_connect(virtual->service,
1085                                 CONNMAN_SERVICE_CONNECT_REASON_AUTO);
1086         g_hash_table_remove(config_table, virtual->vfile);
1087
1088         g_free(virtual);
1089
1090         return FALSE;
1091 }
1092
1093 static int try_provision_service(struct connman_config_service *config,
1094                                 struct connman_service *service)
1095 {
1096         struct connman_network *network;
1097         const void *service_id;
1098         enum connman_service_type type;
1099         const void *ssid;
1100         unsigned int ssid_len;
1101
1102         network = __connman_service_get_network(service);
1103         if (!network) {
1104                 connman_error("Service has no network set");
1105                 return -EINVAL;
1106         }
1107
1108         DBG("network %p ident %s", network,
1109                                 connman_network_get_identifier(network));
1110
1111         type = connman_service_get_type(service);
1112
1113         switch(type) {
1114         case CONNMAN_SERVICE_TYPE_WIFI:
1115                 if (__connman_service_string2type(config->type) != type)
1116                         return -ENOENT;
1117
1118                 ssid = connman_network_get_blob(network, "WiFi.SSID",
1119                                                 &ssid_len);
1120                 if (!ssid) {
1121                         connman_error("Network SSID not set");
1122                         return -EINVAL;
1123                 }
1124
1125                 if (!config->ssid || ssid_len != config->ssid_len)
1126                         return -ENOENT;
1127
1128                 if (memcmp(config->ssid, ssid, ssid_len))
1129                         return -ENOENT;
1130
1131                 break;
1132
1133         case CONNMAN_SERVICE_TYPE_ETHERNET:
1134         case CONNMAN_SERVICE_TYPE_GADGET:
1135
1136                 if (__connman_service_string2type(config->type) != type)
1137                         return -ENOENT;
1138
1139                 break;
1140
1141         case CONNMAN_SERVICE_TYPE_UNKNOWN:
1142         case CONNMAN_SERVICE_TYPE_SYSTEM:
1143         case CONNMAN_SERVICE_TYPE_BLUETOOTH:
1144         case CONNMAN_SERVICE_TYPE_CELLULAR:
1145         case CONNMAN_SERVICE_TYPE_GPS:
1146         case CONNMAN_SERVICE_TYPE_VPN:
1147         case CONNMAN_SERVICE_TYPE_P2P:
1148
1149                 return -ENOENT;
1150         }
1151
1152         DBG("service %p ident %s", service,
1153                                         __connman_service_get_ident(service));
1154
1155         if (config->mac) {
1156                 struct connman_device *device;
1157                 const char *device_addr;
1158
1159                 device = connman_network_get_device(network);
1160                 if (!device) {
1161                         connman_error("Network device is missing");
1162                         return -ENODEV;
1163                 }
1164
1165                 device_addr = connman_device_get_string(device, "Address");
1166
1167                 DBG("wants %s has %s", config->mac, device_addr);
1168
1169                 if (g_ascii_strcasecmp(device_addr, config->mac) != 0)
1170                         return -ENOENT;
1171         }
1172
1173         if (!config->ipv6_address) {
1174                 connman_network_set_ipv6_method(network,
1175                                                 CONNMAN_IPCONFIG_METHOD_AUTO);
1176         } else if (g_ascii_strcasecmp(config->ipv6_address, "off") == 0) {
1177                 connman_network_set_ipv6_method(network,
1178                                                 CONNMAN_IPCONFIG_METHOD_OFF);
1179         } else if (g_ascii_strcasecmp(config->ipv6_address, "auto") == 0 ||
1180                         g_ascii_strcasecmp(config->ipv6_address, "dhcp") == 0) {
1181                 connman_network_set_ipv6_method(network,
1182                                                 CONNMAN_IPCONFIG_METHOD_AUTO);
1183         } else {
1184                 struct connman_ipaddress *address;
1185
1186                 if (config->ipv6_prefix_length == 0) {
1187                         DBG("IPv6 prefix missing");
1188                         return -EINVAL;
1189                 }
1190
1191                 address = connman_ipaddress_alloc(AF_INET6);
1192                 if (!address)
1193                         return -ENOENT;
1194
1195                 connman_ipaddress_set_ipv6(address, config->ipv6_address,
1196                                         config->ipv6_prefix_length,
1197                                         config->ipv6_gateway);
1198
1199                 connman_network_set_ipv6_method(network,
1200                                                 CONNMAN_IPCONFIG_METHOD_FIXED);
1201
1202                 if (connman_network_set_ipaddress(network, address) < 0)
1203                         DBG("Unable to set IPv6 address to network %p",
1204                                                                 network);
1205
1206                 connman_ipaddress_free(address);
1207         }
1208
1209         if (config->ipv6_privacy) {
1210                 struct connman_ipconfig *ipconfig;
1211
1212                 ipconfig = __connman_service_get_ip6config(service);
1213                 if (ipconfig)
1214                         __connman_ipconfig_ipv6_set_privacy(ipconfig,
1215                                                         config->ipv6_privacy);
1216         }
1217
1218         if (!config->ipv4_address) {
1219                 connman_network_set_ipv4_method(network,
1220                                                 CONNMAN_IPCONFIG_METHOD_DHCP);
1221         } else if (g_ascii_strcasecmp(config->ipv4_address, "off") == 0) {
1222                 connman_network_set_ipv4_method(network,
1223                                                 CONNMAN_IPCONFIG_METHOD_OFF);
1224         } else if (g_ascii_strcasecmp(config->ipv4_address, "auto") == 0 ||
1225                         g_ascii_strcasecmp(config->ipv4_address, "dhcp") == 0) {
1226                 connman_network_set_ipv4_method(network,
1227                                                 CONNMAN_IPCONFIG_METHOD_DHCP);
1228         } else {
1229                 struct connman_ipaddress *address;
1230
1231                 if (!config->ipv4_netmask) {
1232                         DBG("IPv4 netmask missing");
1233                         return -EINVAL;
1234                 }
1235
1236                 address = connman_ipaddress_alloc(AF_INET);
1237                 if (!address)
1238                         return -ENOENT;
1239
1240                 connman_ipaddress_set_ipv4(address, config->ipv4_address,
1241                                         config->ipv4_netmask,
1242                                         config->ipv4_gateway);
1243
1244                 connman_network_set_ipv4_method(network,
1245                                                 CONNMAN_IPCONFIG_METHOD_FIXED);
1246
1247                 if (connman_network_set_ipaddress(network, address) < 0)
1248                         DBG("Unable to set IPv4 address to network %p",
1249                                                                 network);
1250
1251                 connman_ipaddress_free(address);
1252         }
1253
1254         __connman_service_disconnect(service);
1255
1256         service_id = __connman_service_get_ident(service);
1257         config->service_identifiers =
1258                 g_slist_prepend(config->service_identifiers,
1259                                 g_strdup(service_id));
1260
1261         __connman_service_set_favorite_delayed(service, true, true);
1262
1263         __connman_service_set_config(service, config->config_ident,
1264                                                 config->config_entry);
1265
1266         if (config->domain_name)
1267                 __connman_service_set_domainname(service, config->domain_name);
1268
1269         if (config->nameservers) {
1270                 int i;
1271
1272                 __connman_service_nameserver_clear(service);
1273
1274                 for (i = 0; config->nameservers[i]; i++) {
1275                         __connman_service_nameserver_append(service,
1276                                                 config->nameservers[i], false);
1277                 }
1278         }
1279
1280         if (config->search_domains)
1281                 __connman_service_set_search_domains(service,
1282                                                 config->search_domains);
1283
1284         if (config->timeservers)
1285                 __connman_service_set_timeservers(service,
1286                                                 config->timeservers);
1287
1288         if (type == CONNMAN_SERVICE_TYPE_WIFI) {
1289                 provision_service_wifi(config, service, network,
1290                                                         ssid, ssid_len);
1291         }
1292
1293         __connman_service_mark_dirty();
1294
1295         __connman_service_load_modifiable(service);
1296
1297         if (config->virtual) {
1298                 struct connect_virtual *virtual;
1299
1300                 virtual = g_malloc0(sizeof(struct connect_virtual));
1301                 virtual->service = service;
1302                 virtual->vfile = config->virtual_file;
1303
1304                 g_timeout_add(0, remove_virtual_config, virtual);
1305
1306                 return 0;
1307         }
1308
1309         __connman_service_set_immutable(service, true);
1310
1311         if (type == CONNMAN_SERVICE_TYPE_ETHERNET ||
1312                         type == CONNMAN_SERVICE_TYPE_GADGET) {
1313                 __connman_service_connect(service,
1314                                 CONNMAN_SERVICE_CONNECT_REASON_AUTO);
1315
1316                 return 0;
1317         }
1318
1319         __connman_service_auto_connect(CONNMAN_SERVICE_CONNECT_REASON_AUTO);
1320
1321         return 0;
1322 }
1323
1324 static int find_and_provision_service(struct connman_service *service)
1325 {
1326         GHashTableIter iter, iter_service;
1327         gpointer value, key, value_service, key_service;
1328
1329         g_hash_table_iter_init(&iter, config_table);
1330
1331         while (g_hash_table_iter_next(&iter, &key, &value)) {
1332                 struct connman_config *config = value;
1333
1334                 g_hash_table_iter_init(&iter_service, config->service_table);
1335                 while (g_hash_table_iter_next(&iter_service, &key_service,
1336                                                 &value_service)) {
1337                         if (!try_provision_service(value_service, service))
1338                                 return 0;
1339                 }
1340         }
1341
1342         return -ENOENT;
1343 }
1344
1345 int __connman_config_provision_service(struct connman_service *service)
1346 {
1347         enum connman_service_type type;
1348
1349         /* For now only WiFi, Gadget and Ethernet services are supported */
1350         type = connman_service_get_type(service);
1351
1352         DBG("service %p type %d", service, type);
1353
1354         if (type != CONNMAN_SERVICE_TYPE_WIFI &&
1355                         type != CONNMAN_SERVICE_TYPE_ETHERNET &&
1356                         type != CONNMAN_SERVICE_TYPE_GADGET)
1357                 return -ENOSYS;
1358
1359         return find_and_provision_service(service);
1360 }
1361
1362 int __connman_config_provision_service_ident(struct connman_service *service,
1363                         const char *ident, const char *file, const char *entry)
1364 {
1365         enum connman_service_type type;
1366         struct connman_config *config;
1367         int ret = 0;
1368
1369         /* For now only WiFi, Gadget and Ethernet services are supported */
1370         type = connman_service_get_type(service);
1371
1372         DBG("service %p type %d", service, type);
1373
1374         if (type != CONNMAN_SERVICE_TYPE_WIFI &&
1375                         type != CONNMAN_SERVICE_TYPE_ETHERNET &&
1376                         type != CONNMAN_SERVICE_TYPE_GADGET)
1377                 return -ENOSYS;
1378
1379         config = g_hash_table_lookup(config_table, ident);
1380         if (config) {
1381                 GHashTableIter iter;
1382                 gpointer value, key;
1383                 bool found = false;
1384
1385                 g_hash_table_iter_init(&iter, config->service_table);
1386
1387                 /*
1388                  * Check if we need to remove individual service if it
1389                  * is missing from config file.
1390                  */
1391                 if (file && entry) {
1392                         while (g_hash_table_iter_next(&iter, &key,
1393                                                         &value)) {
1394                                 struct connman_config_service *config_service;
1395
1396                                 config_service = value;
1397
1398                                 if (g_strcmp0(config_service->config_ident,
1399                                                                 file) != 0)
1400                                         continue;
1401
1402                                 if (g_strcmp0(config_service->config_entry,
1403                                                                 entry) != 0)
1404                                         continue;
1405
1406                                 found = true;
1407                                 break;
1408                         }
1409
1410                         DBG("found %d ident %s file %s entry %s", found, ident,
1411                                                                 file, entry);
1412
1413                         if (!found) {
1414                                 /*
1415                                  * The entry+8 will skip "service_" prefix
1416                                  */
1417                                 g_hash_table_remove(config->service_table,
1418                                                 entry + 8);
1419                                 ret = 1;
1420                         }
1421                 }
1422
1423                 find_and_provision_service(service);
1424         }
1425
1426         return ret;
1427 }
1428
1429 static void generate_random_string(char *str, int length)
1430 {
1431         uint8_t val;
1432         int i;
1433
1434         memset(str, '\0', length);
1435
1436         for (i = 0; i < length-1; i++) {
1437                 do {
1438                         val = (uint8_t)(random() % 122);
1439                         if (val < 48)
1440                                 val += 48;
1441                 } while((val > 57 && val < 65) || (val > 90 && val < 97));
1442
1443                 str[i] = val;
1444         }
1445 }
1446
1447 int connman_config_provision_mutable_service(GKeyFile *keyfile)
1448 {
1449         struct connman_config_service *service_config;
1450         struct connman_config *config;
1451         char *vfile, *group;
1452         char rstr[11];
1453
1454         DBG("");
1455
1456         generate_random_string(rstr, 11);
1457
1458         vfile = g_strdup_printf("service_mutable_%s.config", rstr);
1459
1460         config = create_config(vfile);
1461         if (!config)
1462                 return -ENOMEM;
1463
1464         if (!load_service_from_keyfile(keyfile, config))
1465                 goto error;
1466
1467         group = g_key_file_get_start_group(keyfile);
1468
1469         service_config = g_hash_table_lookup(config->service_table, group+8);
1470         if (!service_config)
1471                 goto error;
1472
1473         /* Specific to non file based config: */
1474         g_free(service_config->config_ident);
1475         service_config->config_ident = NULL;
1476         g_free(service_config->config_entry);
1477         service_config->config_entry = NULL;
1478
1479         service_config->virtual = true;
1480         service_config->virtual_file = vfile;
1481
1482         __connman_service_provision_changed(vfile);
1483
1484         if (g_strcmp0(service_config->type, "wifi") == 0)
1485                 __connman_device_request_scan(CONNMAN_SERVICE_TYPE_WIFI);
1486
1487         return 0;
1488
1489 error:
1490         DBG("Could not proceed");
1491         g_hash_table_remove(config_table, vfile);
1492         g_free(vfile);
1493
1494         return -EINVAL;
1495 }
1496
1497 struct connman_config_entry **connman_config_get_entries(const char *type)
1498 {
1499         GHashTableIter iter_file, iter_config;
1500         gpointer value, key;
1501         struct connman_config_entry **entries = NULL;
1502         int i = 0, count;
1503
1504         g_hash_table_iter_init(&iter_file, config_table);
1505         while (g_hash_table_iter_next(&iter_file, &key, &value)) {
1506                 struct connman_config *config_file = value;
1507
1508                 count = g_hash_table_size(config_file->service_table);
1509
1510                 entries = g_try_realloc(entries, (i + count + 1) *
1511                                         sizeof(struct connman_config_entry *));
1512                 if (!entries)
1513                         return NULL;
1514
1515                 g_hash_table_iter_init(&iter_config,
1516                                                 config_file->service_table);
1517                 while (g_hash_table_iter_next(&iter_config, &key,
1518                                                         &value)) {
1519                         struct connman_config_service *config = value;
1520
1521                         if (type &&
1522                                         g_strcmp0(config->type, type) != 0)
1523                                 continue;
1524
1525                         entries[i] = g_try_new0(struct connman_config_entry,
1526                                                 1);
1527                         if (!entries[i])
1528                                 goto cleanup;
1529
1530                         entries[i]->ident = g_strdup(config->ident);
1531                         entries[i]->name = g_strdup(config->name);
1532                         entries[i]->ssid = g_try_malloc0(config->ssid_len + 1);
1533                         if (!entries[i]->ssid)
1534                                 goto cleanup;
1535
1536                         memcpy(entries[i]->ssid, config->ssid,
1537                                                         config->ssid_len);
1538                         entries[i]->ssid_len = config->ssid_len;
1539                         entries[i]->hidden = config->hidden;
1540
1541                         i++;
1542                 }
1543         }
1544
1545         if (entries) {
1546                 entries = g_try_realloc(entries, (i + 1) *
1547                                         sizeof(struct connman_config_entry *));
1548                 if (!entries)
1549                         return NULL;
1550
1551                 entries[i] = NULL;
1552
1553                 DBG("%d provisioned AP found", i);
1554         }
1555
1556         return entries;
1557
1558 cleanup:
1559         connman_config_free_entries(entries);
1560         return NULL;
1561 }
1562
1563 void connman_config_free_entries(struct connman_config_entry **entries)
1564 {
1565         int i;
1566
1567         if (!entries)
1568                 return;
1569
1570         for (i = 0; entries[i]; i++) {
1571                 g_free(entries[i]->ident);
1572                 g_free(entries[i]->name);
1573                 g_free(entries[i]->ssid);
1574                 g_free(entries[i]);
1575         }
1576
1577         g_free(entries);
1578         return;
1579 }
1580
1581 bool __connman_config_address_provisioned(const char *address,
1582                                         const char *netmask)
1583 {
1584         GHashTableIter iter, siter;
1585         gpointer value, key, svalue, skey;
1586
1587         if (!address || !netmask)
1588                 return false;
1589
1590         g_hash_table_iter_init(&iter, config_table);
1591
1592         while (g_hash_table_iter_next(&iter, &key, &value)) {
1593                 struct connman_config *config = value;
1594
1595                 g_hash_table_iter_init(&siter, config->service_table);
1596                 while (g_hash_table_iter_next(&siter, &skey, &svalue)) {
1597                         struct connman_config_service *service = svalue;
1598
1599                         if (!g_strcmp0(address, service->ipv4_address) &&
1600                                         !g_strcmp0(netmask,
1601                                                 service->ipv4_netmask))
1602                                 return true;
1603                 }
1604         }
1605
1606         return false;
1607 }