src/ipconfig.c

   1 /*
   2  *
   3  *  Connection Manager
   4  *
   5  *  Copyright (C) 2007-2010  Intel Corporation. All rights reserved.
   6  *
   7  *  This program is free software; you can redistribute it and/or modify
   8  *  it under the terms of the GNU General Public License version 2 as
   9  *  published by the Free Software Foundation.
  10  *
  11  *  This program is distributed in the hope that it will be useful,
  12  *  but WITHOUT ANY WARRANTY; without even the implied warranty of
  13  *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14  *  GNU General Public License for more details.
  15  *
  16  *  You should have received a copy of the GNU General Public License
  17  *  along with this program; if not, write to the Free Software
  18  *  Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
  19  *
  20  */
  21
  22 #ifdef HAVE_CONFIG_H
  23 #include <config.h>
  24 #endif
  25
  26 #include <stdio.h>
  27 #include <net/if.h>
  28 #include <net/if_arp.h>
  29 #include <linux/if_link.h>
  30 #include <string.h>
  31 #include <stdlib.h>
  32
  33 #ifndef IFF_LOWER_UP
  34 #define IFF_LOWER_UP    0x10000
  35 #endif
  36
  37 #include <gdbus.h>
  38
  39 #include "connman.h"
  40
  41 struct connman_ipconfig {
  42         gint refcount;
  43         int index;
  44         enum connman_ipconfig_type type;
  45
  46         struct connman_ipconfig *origin;
  47
  48         const struct connman_ipconfig_ops *ops;
  49         void *ops_data;
  50
  51         enum connman_ipconfig_method method;
  52         struct connman_ipaddress *address;
  53         struct connman_ipaddress *system;
  54
  55         int ipv6_privacy_config;
  56 };
  57
  58 struct connman_ipdevice {
  59         int index;
  60         char *ifname;
  61         unsigned short type;
  62         unsigned int flags;
  63         char *address;
  64         uint16_t mtu;
  65         uint32_t rx_packets;
  66         uint32_t tx_packets;
  67         uint32_t rx_bytes;
  68         uint32_t tx_bytes;
  69         uint32_t rx_errors;
  70         uint32_t tx_errors;
  71         uint32_t rx_dropped;
  72         uint32_t tx_dropped;
  73
  74         GSList *address_list;
  75         char *ipv4_gateway;
  76         char *ipv6_gateway;
  77
  78         char *pac;
  79
  80         struct connman_ipconfig *config_ipv4;
  81         struct connman_ipconfig *config_ipv6;
  82
  83         gboolean ipv6_enabled;
  84         int ipv6_privacy;
  85 };
  86
  87 static GHashTable *ipdevice_hash = NULL;
  88 static GList *ipconfig_list = NULL;
  89
  90 struct connman_ipaddress *connman_ipaddress_alloc(int family)
  91 {
  92         struct connman_ipaddress *ipaddress;
  93
  94         ipaddress = g_try_new0(struct connman_ipaddress, 1);
  95         if (ipaddress == NULL)
  96                 return NULL;
  97
  98         ipaddress->family = family;
  99         ipaddress->prefixlen = 0;
 100         ipaddress->local = NULL;
 101         ipaddress->peer = NULL;
 102         ipaddress->broadcast = NULL;
 103         ipaddress->gateway = NULL;
 104
 105         return ipaddress;
 106 }
 107
 108 void connman_ipaddress_free(struct connman_ipaddress *ipaddress)
 109 {
 110         if (ipaddress == NULL)
 111                 return;
 112
 113         g_free(ipaddress->broadcast);
 114         g_free(ipaddress->peer);
 115         g_free(ipaddress->local);
 116         g_free(ipaddress->gateway);
 117         g_free(ipaddress);
 118 }
 119
 120 unsigned char __connman_ipconfig_netmask_prefix_len(const char *netmask)
 121 {
 122         unsigned char bits;
 123         in_addr_t mask;
 124         in_addr_t host;
 125
 126         if (netmask == NULL)
 127                 return 32;
 128
 129         mask = inet_network(netmask);
 130         host = ~mask;
 131
 132         /* a valid netmask must be 2^n - 1 */
 133         if ((host & (host + 1)) != 0)
 134                 return -1;
 135
 136         bits = 0;
 137         for (; mask; mask <<= 1)
 138                 ++bits;
 139
 140         return bits;
 141 }
 142
 143 static gboolean check_ipv6_address(const char *address)
 144 {
 145         unsigned char buf[sizeof(struct in6_addr)];
 146         int err;
 147
 148         err = inet_pton(AF_INET6, address, buf);
 149         if (err > 0)
 150                 return TRUE;
 151
 152         return FALSE;
 153 }
 154
 155 int connman_ipaddress_set_ipv6(struct connman_ipaddress *ipaddress,
 156                                 const char *address, const char *gateway,
 157                                                 unsigned char prefix_length)
 158 {
 159         if (ipaddress == NULL)
 160                 return -EINVAL;
 161
 162         if (check_ipv6_address(address) == FALSE)
 163                 return -EINVAL;
 164
 165         if (check_ipv6_address(gateway) == FALSE)
 166                 return -EINVAL;
 167
 168         DBG("prefix_len %d address %s gateway %s",
 169                         prefix_length, address, gateway);
 170
 171         ipaddress->family = AF_INET6;
 172
 173         ipaddress->prefixlen = prefix_length;
 174
 175         g_free(ipaddress->local);
 176         ipaddress->local = g_strdup(address);
 177
 178         g_free(ipaddress->gateway);
 179         ipaddress->gateway = g_strdup(gateway);
 180
 181         return 0;
 182 }
 183
 184 int connman_ipaddress_set_ipv4(struct connman_ipaddress *ipaddress,
 185                 const char *address, const char *netmask, const char *gateway)
 186 {
 187         if (ipaddress == NULL)
 188                 return -EINVAL;
 189
 190         ipaddress->family = AF_INET;
 191
 192         ipaddress->prefixlen = __connman_ipconfig_netmask_prefix_len(netmask);
 193
 194         g_free(ipaddress->local);
 195         ipaddress->local = g_strdup(address);
 196
 197         g_free(ipaddress->gateway);
 198         ipaddress->gateway = g_strdup(gateway);
 199
 200         return 0;
 201 }
 202
 203 void connman_ipaddress_set_peer(struct connman_ipaddress *ipaddress,
 204                                 const char *peer)
 205 {
 206         if (ipaddress == NULL)
 207                 return;
 208
 209         g_free(ipaddress->peer);
 210         ipaddress->peer = g_strdup(peer);
 211 }
 212
 213 void connman_ipaddress_clear(struct connman_ipaddress *ipaddress)
 214 {
 215         if (ipaddress == NULL)
 216                 return;
 217
 218         ipaddress->prefixlen = 0;
 219
 220         g_free(ipaddress->local);
 221         ipaddress->local = NULL;
 222
 223         g_free(ipaddress->peer);
 224         ipaddress->peer = NULL;
 225
 226         g_free(ipaddress->broadcast);
 227         ipaddress->broadcast = NULL;
 228
 229         g_free(ipaddress->gateway);
 230         ipaddress->gateway = NULL;
 231 }
 232
 233 void connman_ipaddress_copy(struct connman_ipaddress *ipaddress,
 234                                         struct connman_ipaddress *source)
 235 {
 236         if (ipaddress == NULL || source == NULL)
 237                 return;
 238
 239         ipaddress->family = source->family;
 240         ipaddress->prefixlen = source->prefixlen;
 241
 242         g_free(ipaddress->local);
 243         ipaddress->local = g_strdup(source->local);
 244
 245         g_free(ipaddress->peer);
 246         ipaddress->peer = g_strdup(source->peer);
 247
 248         g_free(ipaddress->broadcast);
 249         ipaddress->broadcast = g_strdup(source->broadcast);
 250
 251         g_free(ipaddress->gateway);
 252         ipaddress->gateway = g_strdup(source->gateway);
 253 }
 254
 255 static void free_address_list(struct connman_ipdevice *ipdevice)
 256 {
 257         GSList *list;
 258
 259         for (list = ipdevice->address_list; list; list = list->next) {
 260                 struct connman_ipaddress *ipaddress = list->data;
 261
 262                 connman_ipaddress_free(ipaddress);
 263                 list->data = NULL;
 264         }
 265
 266         g_slist_free(ipdevice->address_list);
 267         ipdevice->address_list = NULL;
 268 }
 269
 270 static struct connman_ipaddress *find_ipaddress(struct connman_ipdevice *ipdevice,
 271                                 unsigned char prefixlen, const char *local)
 272 {
 273         GSList *list;
 274
 275         for (list = ipdevice->address_list; list; list = list->next) {
 276                 struct connman_ipaddress *ipaddress = list->data;
 277
 278                 if (g_strcmp0(ipaddress->local, local) == 0 &&
 279                                         ipaddress->prefixlen == prefixlen)
 280                         return ipaddress;
 281         }
 282
 283         return NULL;
 284 }
 285
 286 static const char *type2str(unsigned short type)
 287 {
 288         switch (type) {
 289         case ARPHRD_ETHER:
 290                 return "ETHER";
 291         case ARPHRD_LOOPBACK:
 292                 return "LOOPBACK";
 293         case ARPHRD_PPP:
 294                 return "PPP";
 295         case ARPHRD_NONE:
 296                 return "NONE";
 297         case ARPHRD_VOID:
 298                 return "VOID";
 299         }
 300
 301         return "";
 302 }
 303
 304 static const char *scope2str(unsigned char scope)
 305 {
 306         switch (scope) {
 307         case 0:
 308                 return "UNIVERSE";
 309         case 253:
 310                 return "LINK";
 311         }
 312
 313         return "";
 314 }
 315
 316 static gboolean get_ipv6_state(gchar *ifname)
 317 {
 318         int disabled;
 319         gchar *path;
 320         FILE *f;
 321         gboolean enabled = FALSE;
 322
 323         if (ifname == NULL)
 324                 path = g_strdup("/proc/sys/net/ipv6/conf/all/disable_ipv6");
 325         else
 326                 path = g_strdup_printf(
 327                         "/proc/sys/net/ipv6/conf/%s/disable_ipv6", ifname);
 328
 329         if (path == NULL)
 330                 return enabled;
 331
 332         f = fopen(path, "r");
 333
 334         g_free(path);
 335
 336         if (f != NULL) {
 337                 if (fscanf(f, "%d", &disabled) > 0)
 338                         enabled = !disabled;
 339                 fclose(f);
 340         }
 341
 342         return enabled;
 343 }
 344
 345 static void set_ipv6_state(gchar *ifname, gboolean enable)
 346 {
 347         gchar *path;
 348         FILE *f;
 349
 350         if (ifname == NULL)
 351                 path = g_strdup("/proc/sys/net/ipv6/conf/all/disable_ipv6");
 352         else
 353                 path = g_strdup_printf(
 354                         "/proc/sys/net/ipv6/conf/%s/disable_ipv6", ifname);
 355
 356         if (path == NULL)
 357                 return;
 358
 359         f = fopen(path, "r+");
 360
 361         g_free(path);
 362
 363         if (f == NULL)
 364                 return;
 365
 366         if (enable == FALSE)
 367                 fprintf(f, "1");
 368         else
 369                 fprintf(f, "0");
 370
 371         fclose(f);
 372 }
 373
 374 static int get_ipv6_privacy(gchar *ifname)
 375 {
 376         gchar *path;
 377         FILE *f;
 378         int value;
 379
 380         if (ifname == NULL)
 381                 return 0;
 382
 383         path = g_strdup_printf("/proc/sys/net/ipv6/conf/%s/use_tempaddr",
 384                                                                 ifname);
 385
 386         if (path == NULL)
 387                 return 0;
 388
 389         f = fopen(path, "r");
 390
 391         g_free(path);
 392
 393         if (f == NULL)
 394                 return 0;
 395
 396         if (fscanf(f, "%d", &value) <= 0)
 397                 value = 0;
 398
 399         fclose(f);
 400
 401         return value;
 402 }
 403
 404 /* Enable the IPv6 privacy extension for stateless address autoconfiguration.
 405  * The privacy extension is described in RFC 3041 and RFC 4941
 406  */
 407 static void set_ipv6_privacy(gchar *ifname, int value)
 408 {
 409         gchar *path;
 410         FILE *f;
 411
 412         if (ifname == NULL)
 413                 return;
 414
 415         path = g_strdup_printf("/proc/sys/net/ipv6/conf/%s/use_tempaddr",
 416                                                                 ifname);
 417
 418         if (path == NULL)
 419                 return;
 420
 421         if (value < 0)
 422                 value = 0;
 423
 424         f = fopen(path, "r+");
 425
 426         g_free(path);
 427
 428         if (f == NULL)
 429                 return;
 430
 431         fprintf(f, "%d", value);
 432         fclose(f);
 433 }
 434
 435 static void free_ipdevice(gpointer data)
 436 {
 437         struct connman_ipdevice *ipdevice = data;
 438
 439         connman_info("%s {remove} index %d", ipdevice->ifname,
 440                                                         ipdevice->index);
 441
 442         if (ipdevice->config_ipv4 != NULL) {
 443                 connman_ipconfig_unref(ipdevice->config_ipv4);
 444                 ipdevice->config_ipv4 = NULL;
 445         }
 446
 447         if (ipdevice->config_ipv6 != NULL) {
 448                 connman_ipconfig_unref(ipdevice->config_ipv6);
 449                 ipdevice->config_ipv6 = NULL;
 450         }
 451
 452         free_address_list(ipdevice);
 453         g_free(ipdevice->ipv4_gateway);
 454         g_free(ipdevice->ipv6_gateway);
 455         g_free(ipdevice->pac);
 456
 457         g_free(ipdevice->address);
 458
 459         set_ipv6_state(ipdevice->ifname, ipdevice->ipv6_enabled);
 460         set_ipv6_privacy(ipdevice->ifname, ipdevice->ipv6_privacy);
 461
 462         g_free(ipdevice->ifname);
 463         g_free(ipdevice);
 464 }
 465
 466 static void __connman_ipconfig_lower_up(struct connman_ipdevice *ipdevice)
 467 {
 468         DBG("ipconfig ipv4 %p ipv6 %p", ipdevice->config_ipv4,
 469                                         ipdevice->config_ipv6);
 470 }
 471
 472 static void __connman_ipconfig_lower_down(struct connman_ipdevice *ipdevice)
 473 {
 474         DBG("ipconfig ipv4 %p ipv6 %p", ipdevice->config_ipv4,
 475                                         ipdevice->config_ipv6);
 476
 477         if (ipdevice->config_ipv4)
 478                 connman_inet_clear_address(ipdevice->index,
 479                                         ipdevice->config_ipv4->address);
 480
 481         if (ipdevice->config_ipv6)
 482                 connman_inet_clear_ipv6_address(ipdevice->index,
 483                                 ipdevice->config_ipv6->address->local,
 484                                 ipdevice->config_ipv6->address->prefixlen);
 485 }
 486
 487 static void update_stats(struct connman_ipdevice *ipdevice,
 488                                                 struct rtnl_link_stats *stats)
 489 {
 490         struct connman_service *service;
 491
 492         if (stats->rx_packets == 0 && stats->tx_packets == 0)
 493                 return;
 494
 495         connman_info("%s {RX} %u packets %u bytes", ipdevice->ifname,
 496                                         stats->rx_packets, stats->rx_bytes);
 497         connman_info("%s {TX} %u packets %u bytes", ipdevice->ifname,
 498                                         stats->tx_packets, stats->tx_bytes);
 499
 500         if (ipdevice->config_ipv4 == NULL && ipdevice->config_ipv6 == NULL)
 501                 return;
 502
 503         if (ipdevice->config_ipv4)
 504                 service = connman_ipconfig_get_data(ipdevice->config_ipv4);
 505         else if (ipdevice->config_ipv6)
 506                 service = connman_ipconfig_get_data(ipdevice->config_ipv6);
 507         else
 508                 return;
 509
 510         if (service == NULL)
 511                 return;
 512
 513         ipdevice->rx_packets = stats->rx_packets;
 514         ipdevice->tx_packets = stats->tx_packets;
 515         ipdevice->rx_bytes = stats->rx_bytes;
 516         ipdevice->tx_bytes = stats->tx_bytes;
 517         ipdevice->rx_errors = stats->rx_errors;
 518         ipdevice->tx_errors = stats->tx_errors;
 519         ipdevice->rx_dropped = stats->rx_dropped;
 520         ipdevice->tx_dropped = stats->tx_dropped;
 521
 522         __connman_service_notify(service,
 523                                 ipdevice->rx_packets, ipdevice->tx_packets,
 524                                 ipdevice->rx_bytes, ipdevice->tx_bytes,
 525                                 ipdevice->rx_errors, ipdevice->tx_errors,
 526                                 ipdevice->rx_dropped, ipdevice->tx_dropped);
 527 }
 528
 529 void __connman_ipconfig_newlink(int index, unsigned short type,
 530                                 unsigned int flags, const char *address,
 531                                                         unsigned short mtu,
 532                                                 struct rtnl_link_stats *stats)
 533 {
 534         struct connman_ipdevice *ipdevice;
 535         GList *list;
 536         GString *str;
 537         gboolean up = FALSE, down = FALSE;
 538         gboolean lower_up = FALSE, lower_down = FALSE;
 539
 540         DBG("index %d", index);
 541
 542         if (type == ARPHRD_LOOPBACK)
 543                 return;
 544
 545         ipdevice = g_hash_table_lookup(ipdevice_hash, GINT_TO_POINTER(index));
 546         if (ipdevice != NULL)
 547                 goto update;
 548
 549         ipdevice = g_try_new0(struct connman_ipdevice, 1);
 550         if (ipdevice == NULL)
 551                 return;
 552
 553         ipdevice->index = index;
 554         ipdevice->ifname = connman_inet_ifname(index);
 555         ipdevice->type = type;
 556
 557         ipdevice->ipv6_enabled = get_ipv6_state(ipdevice->ifname);
 558         ipdevice->ipv6_privacy = get_ipv6_privacy(ipdevice->ifname);
 559
 560         ipdevice->address = g_strdup(address);
 561
 562         g_hash_table_insert(ipdevice_hash, GINT_TO_POINTER(index), ipdevice);
 563
 564         connman_info("%s {create} index %d type %d <%s>", ipdevice->ifname,
 565                                                 index, type, type2str(type));
 566
 567 update:
 568         ipdevice->mtu = mtu;
 569
 570         update_stats(ipdevice, stats);
 571
 572         if (flags == ipdevice->flags)
 573                 return;
 574
 575         if ((ipdevice->flags & IFF_UP) != (flags & IFF_UP)) {
 576                 if (flags & IFF_UP)
 577                         up = TRUE;
 578                 else
 579                         down = TRUE;
 580         }
 581
 582         if ((ipdevice->flags & (IFF_RUNNING | IFF_LOWER_UP)) !=
 583                                 (flags & (IFF_RUNNING | IFF_LOWER_UP))) {
 584                 if ((flags & (IFF_RUNNING | IFF_LOWER_UP)) ==
 585                                         (IFF_RUNNING | IFF_LOWER_UP))
 586                         lower_up = TRUE;
 587                 else if ((flags & (IFF_RUNNING | IFF_LOWER_UP)) == 0)
 588                         lower_down = TRUE;
 589         }
 590
 591         ipdevice->flags = flags;
 592
 593         str = g_string_new(NULL);
 594         if (str == NULL)
 595                 return;
 596
 597         if (flags & IFF_UP)
 598                 g_string_append(str, "UP");
 599         else
 600                 g_string_append(str, "DOWN");
 601
 602         if (flags & IFF_RUNNING)
 603                 g_string_append(str, ",RUNNING");
 604
 605         if (flags & IFF_LOWER_UP)
 606                 g_string_append(str, ",LOWER_UP");
 607
 608         connman_info("%s {update} flags %u <%s>", ipdevice->ifname,
 609                                                         flags, str->str);
 610
 611         g_string_free(str, TRUE);
 612
 613         for (list = g_list_first(ipconfig_list); list;
 614                                                 list = g_list_next(list)) {
 615                 struct connman_ipconfig *ipconfig = list->data;
 616
 617                 if (index != ipconfig->index)
 618                         continue;
 619
 620                 if (ipconfig->ops == NULL)
 621                         continue;
 622
 623                 if (up == TRUE && ipconfig->ops->up)
 624                         ipconfig->ops->up(ipconfig);
 625                 if (lower_up == TRUE && ipconfig->ops->lower_up)
 626                         ipconfig->ops->lower_up(ipconfig);
 627
 628                 if (lower_down == TRUE && ipconfig->ops->lower_down)
 629                         ipconfig->ops->lower_down(ipconfig);
 630                 if (down == TRUE && ipconfig->ops->down)
 631                         ipconfig->ops->down(ipconfig);
 632         }
 633
 634         if (lower_up)
 635                 __connman_ipconfig_lower_up(ipdevice);
 636         if (lower_down)
 637                 __connman_ipconfig_lower_down(ipdevice);
 638 }
 639
 640 void __connman_ipconfig_dellink(int index, struct rtnl_link_stats *stats)
 641 {
 642         struct connman_ipdevice *ipdevice;
 643         GList *list;
 644
 645         DBG("index %d", index);
 646
 647         ipdevice = g_hash_table_lookup(ipdevice_hash, GINT_TO_POINTER(index));
 648         if (ipdevice == NULL)
 649                 return;
 650
 651         update_stats(ipdevice, stats);
 652
 653         for (list = g_list_first(ipconfig_list); list;
 654                                                 list = g_list_next(list)) {
 655                 struct connman_ipconfig *ipconfig = list->data;
 656
 657                 if (index != ipconfig->index)
 658                         continue;
 659
 660                 ipconfig->index = -1;
 661
 662                 if (ipconfig->ops == NULL)
 663                         continue;
 664
 665                 if (ipconfig->ops->lower_down)
 666                         ipconfig->ops->lower_down(ipconfig);
 667                 if (ipconfig->ops->down)
 668                         ipconfig->ops->down(ipconfig);
 669         }
 670
 671         __connman_ipconfig_lower_down(ipdevice);
 672
 673         g_hash_table_remove(ipdevice_hash, GINT_TO_POINTER(index));
 674 }
 675
 676 static inline gint check_duplicate_address(gconstpointer a, gconstpointer b)
 677 {
 678         const struct connman_ipaddress *addr1 = a;
 679         const struct connman_ipaddress *addr2 = b;
 680
 681         if (addr1->prefixlen != addr2->prefixlen)
 682                 return addr2->prefixlen - addr1->prefixlen;
 683
 684         return g_strcmp0(addr1->local, addr2->local);
 685 }
 686
 687 void __connman_ipconfig_newaddr(int index, int family, const char *label,
 688                                 unsigned char prefixlen, const char *address)
 689 {
 690         struct connman_ipdevice *ipdevice;
 691         struct connman_ipaddress *ipaddress;
 692         GList *list;
 693
 694         DBG("index %d", index);
 695
 696         ipdevice = g_hash_table_lookup(ipdevice_hash, GINT_TO_POINTER(index));
 697         if (ipdevice == NULL)
 698                 return;
 699
 700         ipaddress = connman_ipaddress_alloc(family);
 701         if (ipaddress == NULL)
 702                 return;
 703
 704         ipaddress->prefixlen = prefixlen;
 705         ipaddress->local = g_strdup(address);
 706
 707         if (g_slist_find_custom(ipdevice->address_list, ipaddress,
 708                                         check_duplicate_address)) {
 709                 connman_ipaddress_free(ipaddress);
 710                 return;
 711         }
 712
 713         ipdevice->address_list = g_slist_append(ipdevice->address_list,
 714                                                                 ipaddress);
 715
 716         connman_info("%s {add} address %s/%u label %s family %d",
 717                 ipdevice->ifname, address, prefixlen, label, family);
 718
 719         if (ipdevice->config_ipv4 != NULL && family == AF_INET)
 720                 connman_ipaddress_copy(ipdevice->config_ipv4->system,
 721                                         ipaddress);
 722
 723         else if (ipdevice->config_ipv6 != NULL && family == AF_INET6)
 724                 connman_ipaddress_copy(ipdevice->config_ipv6->system,
 725                                         ipaddress);
 726         else
 727                 return;
 728
 729         if ((ipdevice->flags & (IFF_RUNNING | IFF_LOWER_UP)) != (IFF_RUNNING | IFF_LOWER_UP))
 730                 return;
 731
 732         for (list = g_list_first(ipconfig_list); list;
 733                                                 list = g_list_next(list)) {
 734                 struct connman_ipconfig *ipconfig = list->data;
 735
 736                 if (index != ipconfig->index)
 737                         continue;
 738
 739                 if (ipconfig->ops == NULL)
 740                         continue;
 741
 742                 if (ipconfig->ops->ip_bound)
 743                         ipconfig->ops->ip_bound(ipconfig);
 744         }
 745 }
 746
 747 void __connman_ipconfig_deladdr(int index, int family, const char *label,
 748                                 unsigned char prefixlen, const char *address)
 749 {
 750         struct connman_ipdevice *ipdevice;
 751         struct connman_ipaddress *ipaddress;
 752         GList *list;
 753
 754         DBG("index %d", index);
 755
 756         ipdevice = g_hash_table_lookup(ipdevice_hash, GINT_TO_POINTER(index));
 757         if (ipdevice == NULL)
 758                 return;
 759
 760         ipaddress = find_ipaddress(ipdevice, prefixlen, address);
 761         if (ipaddress == NULL)
 762                 return;
 763
 764         ipdevice->address_list = g_slist_remove(ipdevice->address_list,
 765                                                                 ipaddress);
 766
 767         connman_ipaddress_clear(ipaddress);
 768         g_free(ipaddress);
 769
 770         connman_info("%s {del} address %s/%u label %s", ipdevice->ifname,
 771                                                 address, prefixlen, label);
 772
 773         if ((ipdevice->flags & (IFF_RUNNING | IFF_LOWER_UP)) != (IFF_RUNNING | IFF_LOWER_UP))
 774                 return;
 775
 776         if (g_slist_length(ipdevice->address_list) > 0)
 777                 return;
 778
 779         for (list = g_list_first(ipconfig_list); list;
 780                                                 list = g_list_next(list)) {
 781                 struct connman_ipconfig *ipconfig = list->data;
 782
 783                 if (index != ipconfig->index)
 784                         continue;
 785
 786                 if (ipconfig->ops == NULL)
 787                         continue;
 788
 789                 if (ipconfig->ops->ip_release)
 790                         ipconfig->ops->ip_release(ipconfig);
 791         }
 792 }
 793
 794 void __connman_ipconfig_newroute(int index, int family, unsigned char scope,
 795                                         const char *dst, const char *gateway)
 796 {
 797         struct connman_ipdevice *ipdevice;
 798
 799         DBG("index %d", index);
 800
 801         ipdevice = g_hash_table_lookup(ipdevice_hash, GINT_TO_POINTER(index));
 802         if (ipdevice == NULL)
 803                 return;
 804
 805         if (scope == 0 && (g_strcmp0(dst, "0.0.0.0") == 0 ||
 806                                                 g_strcmp0(dst, "::") == 0)) {
 807                 GSList *list;
 808                 GList *config_list;
 809
 810                 if (family == AF_INET6) {
 811                         g_free(ipdevice->ipv6_gateway);
 812                         ipdevice->ipv6_gateway = g_strdup(gateway);
 813
 814                         if (ipdevice->config_ipv6 != NULL &&
 815                                 ipdevice->config_ipv6->system != NULL) {
 816                                 g_free(ipdevice->config_ipv6->system->gateway);
 817                                 ipdevice->config_ipv6->system->gateway =
 818                                         g_strdup(gateway);
 819                         }
 820                 } else if (family == AF_INET) {
 821                         g_free(ipdevice->ipv4_gateway);
 822                         ipdevice->ipv4_gateway = g_strdup(gateway);
 823
 824                         if (ipdevice->config_ipv4 != NULL &&
 825                                 ipdevice->config_ipv4->system != NULL) {
 826                                 g_free(ipdevice->config_ipv4->system->gateway);
 827                                 ipdevice->config_ipv4->system->gateway =
 828                                         g_strdup(gateway);
 829                         }
 830                 } else
 831                         return;
 832
 833                 for (list = ipdevice->address_list; list; list = list->next) {
 834                         struct connman_ipaddress *ipaddress = list->data;
 835
 836                         g_free(ipaddress->gateway);
 837                         ipaddress->gateway = g_strdup(gateway);
 838                 }
 839
 840                 for (config_list = g_list_first(ipconfig_list); config_list;
 841                                         config_list = g_list_next(config_list)) {
 842                         struct connman_ipconfig *ipconfig = config_list->data;
 843
 844                         if (index != ipconfig->index)
 845                                 continue;
 846
 847                         if (ipconfig->ops == NULL)
 848                                 continue;
 849
 850                         if (ipconfig->ops->ip_bound)
 851                                 ipconfig->ops->ip_bound(ipconfig);
 852                 }
 853         }
 854
 855         connman_info("%s {add} route %s gw %s scope %u <%s>",
 856                                         ipdevice->ifname, dst, gateway,
 857                                                 scope, scope2str(scope));
 858 }
 859
 860 void __connman_ipconfig_delroute(int index, int family, unsigned char scope,
 861                                         const char *dst, const char *gateway)
 862 {
 863         struct connman_ipdevice *ipdevice;
 864
 865         DBG("index %d", index);
 866
 867         ipdevice = g_hash_table_lookup(ipdevice_hash, GINT_TO_POINTER(index));
 868         if (ipdevice == NULL)
 869                 return;
 870
 871         if (scope == 0 && (g_strcmp0(dst, "0.0.0.0") == 0 ||
 872                                                 g_strcmp0(dst, "::") == 0)) {
 873                 GSList *list;
 874                 GList *config_list;
 875
 876                 if (family == AF_INET6) {
 877                         g_free(ipdevice->ipv6_gateway);
 878                         ipdevice->ipv6_gateway = NULL;
 879
 880                         if (ipdevice->config_ipv6 != NULL &&
 881                                 ipdevice->config_ipv6->system != NULL) {
 882                                 g_free(ipdevice->config_ipv6->system->gateway);
 883                                 ipdevice->config_ipv6->system->gateway = NULL;
 884                         }
 885                 } else if (family == AF_INET) {
 886                         g_free(ipdevice->ipv4_gateway);
 887                         ipdevice->ipv4_gateway = NULL;
 888
 889                         if (ipdevice->config_ipv4 != NULL &&
 890                                 ipdevice->config_ipv4->system != NULL) {
 891                                 g_free(ipdevice->config_ipv4->system->gateway);
 892                                 ipdevice->config_ipv4->system->gateway = NULL;
 893                         }
 894                 } else
 895                         return;
 896
 897                 for (list = ipdevice->address_list; list; list = list->next) {
 898                         struct connman_ipaddress *ipaddress = list->data;
 899
 900                         g_free(ipaddress->gateway);
 901                         ipaddress->gateway = NULL;
 902                 }
 903
 904                 for (config_list = g_list_first(ipconfig_list); config_list;
 905                                         config_list = g_list_next(config_list)) {
 906                         struct connman_ipconfig *ipconfig = config_list->data;
 907
 908                         if (index != ipconfig->index)
 909                                 continue;
 910
 911                         if (ipconfig->ops == NULL)
 912                                 continue;
 913
 914                         if (ipconfig->ops->ip_release)
 915                                 ipconfig->ops->ip_release(ipconfig);
 916                 }
 917         }
 918
 919         connman_info("%s {del} route %s gw %s scope %u <%s>",
 920                                         ipdevice->ifname, dst, gateway,
 921                                                 scope, scope2str(scope));
 922 }
 923
 924 void __connman_ipconfig_foreach(void (*function) (int index, void *user_data),
 925                                                         void *user_data)
 926 {
 927         GList *list, *keys;
 928
 929         keys = g_hash_table_get_keys(ipdevice_hash);
 930         if (keys == NULL)
 931                 return;
 932
 933         for (list = g_list_first(keys); list; list = g_list_next(list)) {
 934                 int index = GPOINTER_TO_INT(list->data);
 935
 936                 function(index, user_data);
 937         }
 938
 939         g_list_free(keys);
 940 }
 941
 942 enum connman_ipconfig_type __connman_ipconfig_get_config_type(
 943                                         struct connman_ipconfig *ipconfig)
 944 {
 945         return ipconfig ? ipconfig->type : CONNMAN_IPCONFIG_TYPE_UNKNOWN;
 946 }
 947
 948 unsigned short __connman_ipconfig_get_type_from_index(int index)
 949 {
 950         struct connman_ipdevice *ipdevice;
 951
 952         ipdevice = g_hash_table_lookup(ipdevice_hash, GINT_TO_POINTER(index));
 953         if (ipdevice == NULL)
 954                 return ARPHRD_VOID;
 955
 956         return ipdevice->type;
 957 }
 958
 959 unsigned int __connman_ipconfig_get_flags_from_index(int index)
 960 {
 961         struct connman_ipdevice *ipdevice;
 962
 963         ipdevice = g_hash_table_lookup(ipdevice_hash, GINT_TO_POINTER(index));
 964         if (ipdevice == NULL)
 965                 return 0;
 966
 967         return ipdevice->flags;
 968 }
 969
 970 const char *__connman_ipconfig_get_gateway_from_index(int index)
 971 {
 972         struct connman_ipdevice *ipdevice;
 973
 974         ipdevice = g_hash_table_lookup(ipdevice_hash, GINT_TO_POINTER(index));
 975         if (ipdevice == NULL)
 976                 return NULL;
 977
 978         if (ipdevice->ipv4_gateway != NULL)
 979                 return ipdevice->ipv4_gateway;
 980
 981         if (ipdevice->config_ipv4 != NULL &&
 982                         ipdevice->config_ipv4->address != NULL)
 983                 return ipdevice->config_ipv4->address->gateway;
 984
 985         if (ipdevice->ipv6_gateway != NULL)
 986                 return ipdevice->ipv6_gateway;
 987
 988         if (ipdevice->config_ipv6 != NULL &&
 989                         ipdevice->config_ipv6->address != NULL)
 990                 return ipdevice->config_ipv6->address->gateway;
 991
 992         return NULL;
 993 }
 994
 995 void __connman_ipconfig_set_index(struct connman_ipconfig *ipconfig, int index)
 996 {
 997         ipconfig->index = index;
 998 }
 999
1000 const char *__connman_ipconfig_get_local(struct connman_ipconfig *ipconfig)
1001 {
1002         if (ipconfig->address == NULL)
1003                 return NULL;
1004
1005         return ipconfig->address->local;
1006 }
1007
1008 void __connman_ipconfig_set_local(struct connman_ipconfig *ipconfig, const char *address)
1009 {
1010         if (ipconfig->address == NULL)
1011                 return;
1012
1013         g_free(ipconfig->address->local);
1014         ipconfig->address->local = g_strdup(address);
1015 }
1016
1017 const char *__connman_ipconfig_get_peer(struct connman_ipconfig *ipconfig)
1018 {
1019         if (ipconfig->address == NULL)
1020                 return NULL;
1021
1022         return ipconfig->address->peer;
1023 }
1024
1025 void __connman_ipconfig_set_peer(struct connman_ipconfig *ipconfig, const char *address)
1026 {
1027         if (ipconfig->address == NULL)
1028                 return;
1029
1030         g_free(ipconfig->address->peer);
1031         ipconfig->address->peer = g_strdup(address);
1032 }
1033
1034 const char *__connman_ipconfig_get_broadcast(struct connman_ipconfig *ipconfig)
1035 {
1036         if (ipconfig->address == NULL)
1037                 return NULL;
1038
1039         return ipconfig->address->broadcast;
1040 }
1041
1042 void __connman_ipconfig_set_broadcast(struct connman_ipconfig *ipconfig, const char *broadcast)
1043 {
1044         if (ipconfig->address == NULL)
1045                 return;
1046
1047         g_free(ipconfig->address->broadcast);
1048         ipconfig->address->broadcast = g_strdup(broadcast);
1049 }
1050
1051 const char *__connman_ipconfig_get_gateway(struct connman_ipconfig *ipconfig)
1052 {
1053         if (ipconfig->address == NULL)
1054                 return NULL;
1055
1056         return ipconfig->address->gateway;
1057 }
1058
1059 void __connman_ipconfig_set_gateway(struct connman_ipconfig *ipconfig, const char *gateway)
1060 {
1061         DBG("");
1062
1063         if (ipconfig->address == NULL)
1064                 return;
1065         g_free(ipconfig->address->gateway);
1066         ipconfig->address->gateway = g_strdup(gateway);
1067 }
1068
1069 int __connman_ipconfig_gateway_add(struct connman_ipconfig *ipconfig)
1070 {
1071         struct connman_service *service;
1072
1073         DBG("");
1074
1075         if (ipconfig->address == NULL)
1076                 return -EINVAL;
1077
1078         service = __connman_service_lookup_from_index(ipconfig->index);
1079         if (service == NULL)
1080                 return -EINVAL;
1081
1082         __connman_connection_gateway_remove(service);
1083
1084         if (ipconfig->type == CONNMAN_IPCONFIG_TYPE_IPV6) {
1085                 return __connman_connection_gateway_add(service, NULL,
1086                                                 ipconfig->address->gateway,
1087                                                         ipconfig->address->peer);
1088         } else if (ipconfig->type == CONNMAN_IPCONFIG_TYPE_IPV4) {
1089                 return __connman_connection_gateway_add(service,
1090                                                 ipconfig->address->gateway,
1091                                                         NULL, ipconfig->address->peer);
1092         }
1093
1094         return 0;
1095 }
1096
1097 void __connman_ipconfig_gateway_remove(struct connman_ipconfig *ipconfig)
1098 {
1099         struct connman_service *service;
1100
1101         DBG("");
1102
1103         service = __connman_service_lookup_from_index(ipconfig->index);
1104         if (service != NULL)
1105                 __connman_connection_gateway_remove(service);
1106 }
1107
1108 unsigned char __connman_ipconfig_get_prefixlen(struct connman_ipconfig *ipconfig)
1109 {
1110         if (ipconfig->address == NULL)
1111                 return 0;
1112
1113         return ipconfig->address->prefixlen;
1114 }
1115
1116 void __connman_ipconfig_set_prefixlen(struct connman_ipconfig *ipconfig, unsigned char prefixlen)
1117 {
1118         if (ipconfig->address == NULL)
1119                 return;
1120
1121         ipconfig->address->prefixlen = prefixlen;
1122 }
1123
1124 static struct connman_ipconfig *create_ipv6config(int index)
1125 {
1126         struct connman_ipconfig *ipv6config;
1127
1128         DBG("index %d", index);
1129
1130         ipv6config = g_try_new0(struct connman_ipconfig, 1);
1131         if (ipv6config == NULL)
1132                 return NULL;
1133
1134         ipv6config->refcount = 1;
1135
1136         ipv6config->index = index;
1137         ipv6config->type = CONNMAN_IPCONFIG_TYPE_IPV6;
1138         ipv6config->method = CONNMAN_IPCONFIG_METHOD_AUTO;
1139         ipv6config->ipv6_privacy_config = 0;
1140
1141         ipv6config->address = connman_ipaddress_alloc(AF_INET6);
1142         if (ipv6config->address == NULL) {
1143                 g_free(ipv6config);
1144                 return NULL;
1145         }
1146
1147         ipv6config->system = connman_ipaddress_alloc(AF_INET6);
1148
1149         DBG("ipconfig %p", ipv6config);
1150
1151         return ipv6config;
1152 }
1153
1154 /**
1155  * connman_ipconfig_create:
1156  *
1157  * Allocate a new ipconfig structure.
1158  *
1159  * Returns: a newly-allocated #connman_ipconfig structure
1160  */
1161 struct connman_ipconfig *connman_ipconfig_create(int index,
1162                                         enum connman_ipconfig_type type)
1163 {
1164         struct connman_ipconfig *ipconfig;
1165
1166         if (type == CONNMAN_IPCONFIG_TYPE_IPV6)
1167                 return create_ipv6config(index);
1168
1169         DBG("index %d", index);
1170
1171         ipconfig = g_try_new0(struct connman_ipconfig, 1);
1172         if (ipconfig == NULL)
1173                 return NULL;
1174
1175         ipconfig->refcount = 1;
1176
1177         ipconfig->index = index;
1178         ipconfig->type = CONNMAN_IPCONFIG_TYPE_IPV4;
1179
1180         ipconfig->address = connman_ipaddress_alloc(AF_INET);
1181         if (ipconfig->address == NULL) {
1182                 g_free(ipconfig);
1183                 return NULL;
1184         }
1185
1186         ipconfig->system = connman_ipaddress_alloc(AF_INET);
1187
1188         DBG("ipconfig %p", ipconfig);
1189
1190         return ipconfig;
1191 }
1192
1193
1194 /**
1195  * connman_ipconfig_ref:
1196  * @ipconfig: ipconfig structure
1197  *
1198  * Increase reference counter of ipconfig
1199  */
1200 struct connman_ipconfig *connman_ipconfig_ref(struct connman_ipconfig *ipconfig)
1201 {
1202         DBG("ipconfig %p refcount %d", ipconfig,
1203                                 g_atomic_int_get(&ipconfig->refcount) + 1);
1204
1205         g_atomic_int_inc(&ipconfig->refcount);
1206
1207         return ipconfig;
1208 }
1209
1210 /**
1211  * connman_ipconfig_unref:
1212  * @ipconfig: ipconfig structure
1213  *
1214  * Decrease reference counter of ipconfig
1215  */
1216 void connman_ipconfig_unref(struct connman_ipconfig *ipconfig)
1217 {
1218         if (ipconfig == NULL)
1219                 return;
1220
1221         DBG("ipconfig %p refcount %d", ipconfig,
1222                         g_atomic_int_get(&ipconfig->refcount) - 1);
1223
1224         if (g_atomic_int_dec_and_test(&ipconfig->refcount) == TRUE) {
1225                 __connman_ipconfig_disable(ipconfig);
1226
1227                 connman_ipconfig_set_ops(ipconfig, NULL);
1228
1229                 if (ipconfig->origin != NULL) {
1230                         connman_ipconfig_unref(ipconfig->origin);
1231                         ipconfig->origin = NULL;
1232                 }
1233
1234                 connman_ipaddress_free(ipconfig->system);
1235                 connman_ipaddress_free(ipconfig->address);
1236                 g_free(ipconfig);
1237         }
1238 }
1239
1240 /**
1241  * connman_ipconfig_get_data:
1242  * @ipconfig: ipconfig structure
1243  *
1244  * Get private data pointer
1245  */
1246 void *connman_ipconfig_get_data(struct connman_ipconfig *ipconfig)
1247 {
1248         if (ipconfig == NULL)
1249                 return NULL;
1250
1251         return ipconfig->ops_data;
1252 }
1253
1254 /**
1255  * connman_ipconfig_set_data:
1256  * @ipconfig: ipconfig structure
1257  * @data: data pointer
1258  *
1259  * Set private data pointer
1260  */
1261 void connman_ipconfig_set_data(struct connman_ipconfig *ipconfig, void *data)
1262 {
1263         ipconfig->ops_data = data;
1264 }
1265
1266 /**
1267  * connman_ipconfig_get_index:
1268  * @ipconfig: ipconfig structure
1269  *
1270  * Get interface index
1271  */
1272 int connman_ipconfig_get_index(struct connman_ipconfig *ipconfig)
1273 {
1274         if (ipconfig == NULL)
1275                 return -1;
1276
1277         if (ipconfig->origin != NULL)
1278                 return ipconfig->origin->index;
1279
1280         return ipconfig->index;
1281 }
1282
1283 /**
1284  * connman_ipconfig_get_ifname:
1285  * @ipconfig: ipconfig structure
1286  *
1287  * Get interface name
1288  */
1289 const char *connman_ipconfig_get_ifname(struct connman_ipconfig *ipconfig)
1290 {
1291         struct connman_ipdevice *ipdevice;
1292
1293         if (ipconfig == NULL)
1294                 return NULL;
1295
1296         if (ipconfig->index < 0)
1297                 return NULL;
1298
1299         ipdevice = g_hash_table_lookup(ipdevice_hash,
1300                                         GINT_TO_POINTER(ipconfig->index));
1301         if (ipdevice == NULL)
1302                 return NULL;
1303
1304         return ipdevice->ifname;
1305 }
1306
1307 /**
1308  * connman_ipconfig_set_ops:
1309  * @ipconfig: ipconfig structure
1310  * @ops: operation callbacks
1311  *
1312  * Set the operation callbacks
1313  */
1314 void connman_ipconfig_set_ops(struct connman_ipconfig *ipconfig,
1315                                 const struct connman_ipconfig_ops *ops)
1316 {
1317         ipconfig->ops = ops;
1318 }
1319
1320 /**
1321  * connman_ipconfig_set_method:
1322  * @ipconfig: ipconfig structure
1323  * @method: configuration method
1324  *
1325  * Set the configuration method
1326  */
1327 int connman_ipconfig_set_method(struct connman_ipconfig *ipconfig,
1328                                         enum connman_ipconfig_method method)
1329 {
1330         ipconfig->method = method;
1331
1332         return 0;
1333 }
1334
1335 enum connman_ipconfig_method __connman_ipconfig_get_method(struct connman_ipconfig *ipconfig)
1336 {
1337         if (ipconfig == NULL)
1338                 return CONNMAN_IPCONFIG_METHOD_UNKNOWN;
1339
1340         return ipconfig->method;
1341 }
1342
1343 int __connman_ipconfig_address_add(struct connman_ipconfig *ipconfig)
1344 {
1345         DBG("");
1346
1347         switch (ipconfig->method) {
1348         case CONNMAN_IPCONFIG_METHOD_UNKNOWN:
1349         case CONNMAN_IPCONFIG_METHOD_OFF:
1350         case CONNMAN_IPCONFIG_METHOD_AUTO:
1351                 break;
1352         case CONNMAN_IPCONFIG_METHOD_FIXED:
1353         case CONNMAN_IPCONFIG_METHOD_DHCP:
1354         case CONNMAN_IPCONFIG_METHOD_MANUAL:
1355                 if (ipconfig->type == CONNMAN_IPCONFIG_TYPE_IPV4)
1356                         return connman_inet_set_address(ipconfig->index,
1357                                                         ipconfig->address);
1358                 else if (ipconfig->type == CONNMAN_IPCONFIG_TYPE_IPV6)
1359                         return connman_inet_set_ipv6_address(
1360                                         ipconfig->index, ipconfig->address);
1361         }
1362
1363         return 0;
1364 }
1365
1366 int __connman_ipconfig_address_remove(struct connman_ipconfig *ipconfig)
1367 {
1368         DBG("");
1369
1370         if (ipconfig == NULL)
1371                 return 0;
1372
1373         DBG("method %d", ipconfig->method);
1374
1375         switch (ipconfig->method) {
1376         case CONNMAN_IPCONFIG_METHOD_UNKNOWN:
1377         case CONNMAN_IPCONFIG_METHOD_OFF:
1378         case CONNMAN_IPCONFIG_METHOD_AUTO:
1379                 break;
1380         case CONNMAN_IPCONFIG_METHOD_FIXED:
1381         case CONNMAN_IPCONFIG_METHOD_DHCP:
1382         case CONNMAN_IPCONFIG_METHOD_MANUAL:
1383                 if (ipconfig->type == CONNMAN_IPCONFIG_TYPE_IPV4)
1384                         return connman_inet_clear_address(ipconfig->index,
1385                                                         ipconfig->address);
1386                 else if (ipconfig->type == CONNMAN_IPCONFIG_TYPE_IPV6)
1387                         return connman_inet_clear_ipv6_address(
1388                                                 ipconfig->index,
1389                                                 ipconfig->address->local,
1390                                                 ipconfig->address->prefixlen);
1391         }
1392
1393         return 0;
1394 }
1395
1396 int __connman_ipconfig_set_proxy_autoconfig(struct connman_ipconfig *ipconfig,
1397                                                         const char *url)
1398 {
1399         struct connman_ipdevice *ipdevice;
1400
1401         DBG("ipconfig %p", ipconfig);
1402
1403         if (ipconfig == NULL || ipconfig->index < 0)
1404                 return -ENODEV;
1405
1406         ipdevice = g_hash_table_lookup(ipdevice_hash,
1407                                         GINT_TO_POINTER(ipconfig->index));
1408         if (ipdevice == NULL)
1409                 return -ENXIO;
1410
1411         g_free(ipdevice->pac);
1412         ipdevice->pac = g_strdup(url);
1413
1414         return 0;
1415 }
1416
1417 const char *__connman_ipconfig_get_proxy_autoconfig(struct connman_ipconfig *ipconfig)
1418 {
1419         struct connman_ipdevice *ipdevice;
1420
1421         DBG("ipconfig %p", ipconfig);
1422
1423         if (ipconfig == NULL || ipconfig->index < 0)
1424                 return NULL;
1425
1426         ipdevice = g_hash_table_lookup(ipdevice_hash,
1427                                         GINT_TO_POINTER(ipconfig->index));
1428         if (ipdevice == NULL)
1429                 return NULL;
1430
1431         return ipdevice->pac;
1432 }
1433
1434 static void disable_ipv6(struct connman_ipconfig *ipconfig)
1435 {
1436         struct connman_ipdevice *ipdevice;
1437
1438         DBG("");
1439
1440         ipdevice = g_hash_table_lookup(ipdevice_hash,
1441                                         GINT_TO_POINTER(ipconfig->index));
1442         if (ipdevice == NULL)
1443                 return;
1444
1445         set_ipv6_state(ipdevice->ifname, FALSE);
1446 }
1447
1448 static void enable_ipv6(struct connman_ipconfig *ipconfig)
1449 {
1450         struct connman_ipdevice *ipdevice;
1451
1452         DBG("");
1453
1454         ipdevice = g_hash_table_lookup(ipdevice_hash,
1455                                         GINT_TO_POINTER(ipconfig->index));
1456         if (ipdevice == NULL)
1457                 return;
1458
1459         if (ipconfig->method == CONNMAN_IPCONFIG_METHOD_AUTO)
1460                 set_ipv6_privacy(ipdevice->ifname,
1461                                 ipconfig->ipv6_privacy_config);
1462
1463         set_ipv6_state(ipdevice->ifname, TRUE);
1464 }
1465
1466 void __connman_ipconfig_disable_ipv6(struct connman_ipconfig *ipconfig)
1467 {
1468         if (ipconfig == NULL || ipconfig->type != CONNMAN_IPCONFIG_TYPE_IPV6)
1469                 return;
1470
1471         disable_ipv6(ipconfig);
1472 }
1473
1474 int __connman_ipconfig_enable(struct connman_ipconfig *ipconfig)
1475 {
1476         struct connman_ipdevice *ipdevice;
1477         gboolean up = FALSE, down = FALSE;
1478         gboolean lower_up = FALSE, lower_down = FALSE;
1479         enum connman_ipconfig_type type;
1480
1481         DBG("ipconfig %p", ipconfig);
1482
1483         if (ipconfig == NULL || ipconfig->index < 0)
1484                 return -ENODEV;
1485
1486         ipdevice = g_hash_table_lookup(ipdevice_hash,
1487                                         GINT_TO_POINTER(ipconfig->index));
1488         if (ipdevice == NULL)
1489                 return -ENXIO;
1490
1491         if (ipconfig->type == CONNMAN_IPCONFIG_TYPE_IPV4) {
1492                 if (ipdevice->config_ipv4 == ipconfig)
1493                         return -EALREADY;
1494                 type = CONNMAN_IPCONFIG_TYPE_IPV4;
1495         } else if (ipconfig->type == CONNMAN_IPCONFIG_TYPE_IPV6) {
1496                 if (ipdevice->config_ipv6 == ipconfig)
1497                         return -EALREADY;
1498                 type = CONNMAN_IPCONFIG_TYPE_IPV6;
1499                 enable_ipv6(ipconfig);
1500         } else
1501                 return -EINVAL;
1502
1503         if (type == CONNMAN_IPCONFIG_TYPE_IPV4 &&
1504                                         ipdevice->config_ipv4 != NULL) {
1505                 ipconfig_list = g_list_remove(ipconfig_list,
1506                                                         ipdevice->config_ipv4);
1507
1508                 connman_ipaddress_clear(ipdevice->config_ipv4->system);
1509
1510                 connman_ipconfig_unref(ipdevice->config_ipv4);
1511         }
1512
1513         if (type == CONNMAN_IPCONFIG_TYPE_IPV6 &&
1514                                         ipdevice->config_ipv6 != NULL) {
1515                 ipconfig_list = g_list_remove(ipconfig_list,
1516                                                         ipdevice->config_ipv6);
1517
1518                 connman_ipaddress_clear(ipdevice->config_ipv6->system);
1519
1520                 connman_ipconfig_unref(ipdevice->config_ipv6);
1521         }
1522
1523         if (type == CONNMAN_IPCONFIG_TYPE_IPV4)
1524                 ipdevice->config_ipv4 = connman_ipconfig_ref(ipconfig);
1525         else if (type == CONNMAN_IPCONFIG_TYPE_IPV6)
1526                 ipdevice->config_ipv6 = connman_ipconfig_ref(ipconfig);
1527
1528         ipconfig_list = g_list_append(ipconfig_list, ipconfig);
1529
1530         if (ipdevice->flags & IFF_UP)
1531                 up = TRUE;
1532         else
1533                 down = TRUE;
1534
1535         if ((ipdevice->flags & (IFF_RUNNING | IFF_LOWER_UP)) ==
1536                         (IFF_RUNNING | IFF_LOWER_UP))
1537                 lower_up = TRUE;
1538         else if ((ipdevice->flags & (IFF_RUNNING | IFF_LOWER_UP)) == 0)
1539                 lower_down = TRUE;
1540
1541         if (up == TRUE && ipconfig->ops->up)
1542                 ipconfig->ops->up(ipconfig);
1543         if (lower_up == TRUE && ipconfig->ops->lower_up)
1544                 ipconfig->ops->lower_up(ipconfig);
1545
1546         if (lower_down == TRUE && ipconfig->ops->lower_down)
1547                 ipconfig->ops->lower_down(ipconfig);
1548         if (down == TRUE && ipconfig->ops->down)
1549                 ipconfig->ops->down(ipconfig);
1550
1551         return 0;
1552 }
1553
1554 int __connman_ipconfig_disable(struct connman_ipconfig *ipconfig)
1555 {
1556         struct connman_ipdevice *ipdevice;
1557
1558         DBG("ipconfig %p", ipconfig);
1559
1560         if (ipconfig == NULL || ipconfig->index < 0)
1561                 return -ENODEV;
1562
1563         ipdevice = g_hash_table_lookup(ipdevice_hash,
1564                                         GINT_TO_POINTER(ipconfig->index));
1565         if (ipdevice == NULL)
1566                 return -ENXIO;
1567
1568         if (ipdevice->config_ipv4 == NULL && ipdevice->config_ipv6 == NULL)
1569                 return -EINVAL;
1570
1571         if (ipdevice->config_ipv4 == ipconfig) {
1572                 ipconfig_list = g_list_remove(ipconfig_list, ipconfig);
1573
1574                 connman_ipaddress_clear(ipdevice->config_ipv4->system);
1575                 connman_ipconfig_unref(ipdevice->config_ipv4);
1576                 ipdevice->config_ipv4 = NULL;
1577                 return 0;
1578         }
1579
1580         if (ipdevice->config_ipv6 == ipconfig) {
1581                 ipconfig_list = g_list_remove(ipconfig_list, ipconfig);
1582
1583                 if (ipdevice->config_ipv6->method ==
1584                                                 CONNMAN_IPCONFIG_METHOD_AUTO)
1585                         disable_ipv6(ipdevice->config_ipv6);
1586
1587                 connman_ipaddress_clear(ipdevice->config_ipv6->system);
1588                 connman_ipconfig_unref(ipdevice->config_ipv6);
1589                 ipdevice->config_ipv6 = NULL;
1590                 return 0;
1591         }
1592
1593         return -EINVAL;
1594 }
1595
1596 const char *__connman_ipconfig_method2string(enum connman_ipconfig_method method)
1597 {
1598         switch (method) {
1599         case CONNMAN_IPCONFIG_METHOD_UNKNOWN:
1600                 break;
1601         case CONNMAN_IPCONFIG_METHOD_OFF:
1602                 return "off";
1603         case CONNMAN_IPCONFIG_METHOD_FIXED:
1604                 return "fixed";
1605         case CONNMAN_IPCONFIG_METHOD_MANUAL:
1606                 return "manual";
1607         case CONNMAN_IPCONFIG_METHOD_DHCP:
1608                 return "dhcp";
1609         case CONNMAN_IPCONFIG_METHOD_AUTO:
1610                 return "auto";
1611         }
1612
1613         return NULL;
1614 }
1615
1616 enum connman_ipconfig_method __connman_ipconfig_string2method(const char *method)
1617 {
1618         if (g_strcmp0(method, "off") == 0)
1619                 return CONNMAN_IPCONFIG_METHOD_OFF;
1620         else if (g_strcmp0(method, "fixed") == 0)
1621                 return CONNMAN_IPCONFIG_METHOD_FIXED;
1622         else if (g_strcmp0(method, "manual") == 0)
1623                 return CONNMAN_IPCONFIG_METHOD_MANUAL;
1624         else if (g_strcmp0(method, "dhcp") == 0)
1625                 return CONNMAN_IPCONFIG_METHOD_DHCP;
1626         else if (g_strcmp0(method, "auto") == 0)
1627                 return CONNMAN_IPCONFIG_METHOD_AUTO;
1628         else
1629                 return CONNMAN_IPCONFIG_METHOD_UNKNOWN;
1630 }
1631
1632 static const char *privacy2string(int privacy)
1633 {
1634         if (privacy <= 0)
1635                 return "disabled";
1636         else if (privacy == 1)
1637                 return "enabled";
1638         else if (privacy > 1)
1639                 return "prefered";
1640
1641         return "disabled";
1642 }
1643
1644 static int string2privacy(const char *privacy)
1645 {
1646         if (g_strcmp0(privacy, "disabled") == 0)
1647                 return 0;
1648         else if (g_strcmp0(privacy, "enabled") == 0)
1649                 return 1;
1650         else if (g_strcmp0(privacy, "prefered") == 0)
1651                 return 2;
1652         else
1653                 return 0;
1654 }
1655
1656 void __connman_ipconfig_append_ipv4(struct connman_ipconfig *ipconfig,
1657                                                         DBusMessageIter *iter)
1658 {
1659         const char *str;
1660
1661         DBG("");
1662
1663         if (ipconfig->type != CONNMAN_IPCONFIG_TYPE_IPV4)
1664                 return;
1665
1666         str = __connman_ipconfig_method2string(ipconfig->method);
1667         if (str == NULL)
1668                 return;
1669
1670         connman_dbus_dict_append_basic(iter, "Method", DBUS_TYPE_STRING, &str);
1671
1672         if (ipconfig->system == NULL)
1673                 return;
1674
1675         if (ipconfig->system->local != NULL) {
1676                 in_addr_t addr;
1677                 struct in_addr netmask;
1678                 char *mask;
1679
1680                 connman_dbus_dict_append_basic(iter, "Address",
1681                                 DBUS_TYPE_STRING, &ipconfig->system->local);
1682
1683                 addr = 0xffffffff << (32 - ipconfig->system->prefixlen);
1684                 netmask.s_addr = htonl(addr);
1685                 mask = inet_ntoa(netmask);
1686                 connman_dbus_dict_append_basic(iter, "Netmask",
1687                                                 DBUS_TYPE_STRING, &mask);
1688         }
1689
1690         if (ipconfig->system->gateway != NULL)
1691                 connman_dbus_dict_append_basic(iter, "Gateway",
1692                                 DBUS_TYPE_STRING, &ipconfig->system->gateway);
1693 }
1694
1695 void __connman_ipconfig_append_ipv6(struct connman_ipconfig *ipconfig,
1696                                                         DBusMessageIter *iter)
1697 {
1698         const char *str, *privacy;
1699
1700         DBG("");
1701
1702         if (ipconfig->type != CONNMAN_IPCONFIG_TYPE_IPV6)
1703                 return;
1704
1705         str = __connman_ipconfig_method2string(ipconfig->method);
1706         if (str == NULL)
1707                 return;
1708
1709         connman_dbus_dict_append_basic(iter, "Method", DBUS_TYPE_STRING, &str);
1710
1711         if (ipconfig->system == NULL)
1712                 return;
1713
1714         if (ipconfig->system->local != NULL) {
1715                 connman_dbus_dict_append_basic(iter, "Address",
1716                                 DBUS_TYPE_STRING, &ipconfig->system->local);
1717                 connman_dbus_dict_append_basic(iter, "PrefixLength",
1718                                                 DBUS_TYPE_BYTE,
1719                                                 &ipconfig->system->prefixlen);
1720         }
1721
1722         if (ipconfig->system->gateway != NULL)
1723                 connman_dbus_dict_append_basic(iter, "Gateway",
1724                                 DBUS_TYPE_STRING, &ipconfig->system->gateway);
1725
1726         privacy = privacy2string(ipconfig->ipv6_privacy_config);
1727         connman_dbus_dict_append_basic(iter, "Privacy",
1728                                 DBUS_TYPE_STRING, &privacy);
1729 }
1730
1731 void __connman_ipconfig_append_ipv6config(struct connman_ipconfig *ipconfig,
1732                                                         DBusMessageIter *iter)
1733 {
1734         const char *str, *privacy;
1735
1736         DBG("");
1737
1738         str = __connman_ipconfig_method2string(ipconfig->method);
1739         if (str == NULL)
1740                 return;
1741
1742         connman_dbus_dict_append_basic(iter, "Method", DBUS_TYPE_STRING, &str);
1743
1744         switch (ipconfig->method) {
1745         case CONNMAN_IPCONFIG_METHOD_UNKNOWN:
1746         case CONNMAN_IPCONFIG_METHOD_OFF:
1747         case CONNMAN_IPCONFIG_METHOD_DHCP:
1748                 return;
1749         case CONNMAN_IPCONFIG_METHOD_FIXED:
1750         case CONNMAN_IPCONFIG_METHOD_MANUAL:
1751         case CONNMAN_IPCONFIG_METHOD_AUTO:
1752                 break;
1753         }
1754
1755         if (ipconfig->address == NULL)
1756                 return;
1757
1758         if (ipconfig->address->local != NULL) {
1759                 connman_dbus_dict_append_basic(iter, "Address",
1760                                 DBUS_TYPE_STRING, &ipconfig->address->local);
1761                 connman_dbus_dict_append_basic(iter, "PrefixLength",
1762                                                 DBUS_TYPE_BYTE,
1763                                                 &ipconfig->address->prefixlen);
1764         }
1765
1766         if (ipconfig->address->gateway != NULL)
1767                 connman_dbus_dict_append_basic(iter, "Gateway",
1768                                 DBUS_TYPE_STRING, &ipconfig->address->gateway);
1769
1770         privacy = privacy2string(ipconfig->ipv6_privacy_config);
1771         connman_dbus_dict_append_basic(iter, "Privacy",
1772                                 DBUS_TYPE_STRING, &privacy);
1773 }
1774
1775 void __connman_ipconfig_append_ipv4config(struct connman_ipconfig *ipconfig,
1776                                                         DBusMessageIter *iter)
1777 {
1778         const char *str;
1779
1780         DBG("");
1781
1782         str = __connman_ipconfig_method2string(ipconfig->method);
1783         if (str == NULL)
1784                 return;
1785
1786         connman_dbus_dict_append_basic(iter, "Method", DBUS_TYPE_STRING, &str);
1787
1788         switch (ipconfig->method) {
1789         case CONNMAN_IPCONFIG_METHOD_UNKNOWN:
1790         case CONNMAN_IPCONFIG_METHOD_OFF:
1791         case CONNMAN_IPCONFIG_METHOD_FIXED:
1792         case CONNMAN_IPCONFIG_METHOD_DHCP:
1793         case CONNMAN_IPCONFIG_METHOD_AUTO:
1794                 return;
1795         case CONNMAN_IPCONFIG_METHOD_MANUAL:
1796                 break;
1797         }
1798
1799         if (ipconfig->address == NULL)
1800                 return;
1801
1802         if (ipconfig->address->local != NULL) {
1803                 in_addr_t addr;
1804                 struct in_addr netmask;
1805                 char *mask;
1806
1807                 connman_dbus_dict_append_basic(iter, "Address",
1808                                 DBUS_TYPE_STRING, &ipconfig->address->local);
1809
1810                 addr = 0xffffffff << (32 - ipconfig->address->prefixlen);
1811                 netmask.s_addr = htonl(addr);
1812                 mask = inet_ntoa(netmask);
1813                 connman_dbus_dict_append_basic(iter, "Netmask",
1814                                                 DBUS_TYPE_STRING, &mask);
1815         }
1816
1817         if (ipconfig->address->gateway != NULL)
1818                 connman_dbus_dict_append_basic(iter, "Gateway",
1819                                 DBUS_TYPE_STRING, &ipconfig->address->gateway);
1820 }
1821
1822 int __connman_ipconfig_set_config(struct connman_ipconfig *ipconfig,
1823                                                         DBusMessageIter *array)
1824 {
1825         enum connman_ipconfig_method method = CONNMAN_IPCONFIG_METHOD_UNKNOWN;
1826         const char *address = NULL, *netmask = NULL, *gateway = NULL,
1827                 *prefix_length_string = NULL, *privacy_string = NULL;
1828         int prefix_length = 0, privacy = 0;
1829         DBusMessageIter dict;
1830
1831         DBG("ipconfig %p", ipconfig);
1832
1833         if (dbus_message_iter_get_arg_type(array) != DBUS_TYPE_ARRAY)
1834                 return -EINVAL;
1835
1836         dbus_message_iter_recurse(array, &dict);
1837
1838         while (dbus_message_iter_get_arg_type(&dict) == DBUS_TYPE_DICT_ENTRY) {
1839                 DBusMessageIter entry;
1840                 const char *key;
1841                 int type;
1842
1843                 dbus_message_iter_recurse(&dict, &entry);
1844
1845                 if (dbus_message_iter_get_arg_type(&entry) != DBUS_TYPE_STRING)
1846                         return -EINVAL;
1847
1848                 dbus_message_iter_get_basic(&entry, &key);
1849                 dbus_message_iter_next(&entry);
1850
1851                 type = dbus_message_iter_get_arg_type(&entry);
1852
1853                 if (g_str_equal(key, "Method") == TRUE) {
1854                         const char *str;
1855
1856                         if (type != DBUS_TYPE_STRING)
1857                                 return -EINVAL;
1858
1859                         dbus_message_iter_get_basic(&entry, &str);
1860                         method = __connman_ipconfig_string2method(str);
1861                 } else if (g_str_equal(key, "Address") == TRUE) {
1862                         if (type != DBUS_TYPE_STRING)
1863                                 return -EINVAL;
1864
1865                         dbus_message_iter_get_basic(&entry, &address);
1866                 } else if (g_str_equal(key, "PrefixLength") == TRUE) {
1867                         if (type != DBUS_TYPE_STRING)
1868                                 return -EINVAL;
1869
1870                         dbus_message_iter_get_basic(&entry,
1871                                                         &prefix_length_string);
1872
1873                         prefix_length = atoi(prefix_length_string);
1874                         if (prefix_length < 0 || prefix_length > 128)
1875                                 return -EINVAL;
1876
1877                 } else if (g_str_equal(key, "Netmask") == TRUE) {
1878                         if (type != DBUS_TYPE_STRING)
1879                                 return -EINVAL;
1880
1881                         dbus_message_iter_get_basic(&entry, &netmask);
1882                 } else if (g_str_equal(key, "Gateway") == TRUE) {
1883                         if (type != DBUS_TYPE_STRING)
1884                                 return -EINVAL;
1885
1886                         dbus_message_iter_get_basic(&entry, &gateway);
1887                 } else if (g_str_equal(key, "Privacy") == TRUE) {
1888                         if (type != DBUS_TYPE_STRING)
1889                                 return -EINVAL;
1890
1891                         dbus_message_iter_get_basic(&entry, &privacy_string);
1892                         privacy = string2privacy(privacy_string);
1893                 }
1894                 dbus_message_iter_next(&dict);
1895         }
1896
1897         DBG("method %d address %s netmask %s gateway %s prefix_length %d "
1898                 "privacy %s",
1899                 method, address, netmask, gateway, prefix_length,
1900                 privacy_string);
1901
1902         switch (method) {
1903         case CONNMAN_IPCONFIG_METHOD_UNKNOWN:
1904         case CONNMAN_IPCONFIG_METHOD_FIXED:
1905                 return -EINVAL;
1906
1907         case CONNMAN_IPCONFIG_METHOD_OFF:
1908                 ipconfig->method = method;
1909                 if (ipconfig->type == CONNMAN_IPCONFIG_TYPE_IPV6)
1910                         disable_ipv6(ipconfig);
1911                 break;
1912
1913         case CONNMAN_IPCONFIG_METHOD_AUTO:
1914                 if (ipconfig->type != CONNMAN_IPCONFIG_TYPE_IPV6)
1915                         return -EINVAL;
1916
1917                 ipconfig->method = method;
1918                 if (privacy_string != NULL)
1919                         ipconfig->ipv6_privacy_config = privacy;
1920                 enable_ipv6(ipconfig);
1921                 break;
1922
1923         case CONNMAN_IPCONFIG_METHOD_MANUAL:
1924                 if (address == NULL)
1925                         return -EINVAL;
1926
1927                 ipconfig->method = method;
1928
1929                 if (ipconfig->type == CONNMAN_IPCONFIG_TYPE_IPV4)
1930                         connman_ipaddress_set_ipv4(ipconfig->address,
1931                                                 address, netmask, gateway);
1932                 else
1933                         return connman_ipaddress_set_ipv6(
1934                                         ipconfig->address, address,
1935                                                 gateway, prefix_length);
1936                 break;
1937
1938         case CONNMAN_IPCONFIG_METHOD_DHCP:
1939                 if (ipconfig->type == CONNMAN_IPCONFIG_TYPE_IPV6)
1940                         return -EOPNOTSUPP;
1941
1942                 ipconfig->method = method;
1943                 break;
1944         }
1945
1946         return 0;
1947 }
1948
1949 void __connman_ipconfig_append_ethernet(struct connman_ipconfig *ipconfig,
1950                                                         DBusMessageIter *iter)
1951 {
1952         struct connman_ipdevice *ipdevice;
1953         const char *method = "auto";
1954
1955         connman_dbus_dict_append_basic(iter, "Method",
1956                                                 DBUS_TYPE_STRING, &method);
1957
1958         ipdevice = g_hash_table_lookup(ipdevice_hash,
1959                                         GINT_TO_POINTER(ipconfig->index));
1960         if (ipdevice == NULL)
1961                 return;
1962
1963         if (ipdevice->ifname != NULL)
1964                 connman_dbus_dict_append_basic(iter, "Interface",
1965                                         DBUS_TYPE_STRING, &ipdevice->ifname);
1966
1967         if (ipdevice->address != NULL)
1968                 connman_dbus_dict_append_basic(iter, "Address",
1969                                         DBUS_TYPE_STRING, &ipdevice->address);
1970
1971         if (ipdevice->mtu > 0)
1972                 connman_dbus_dict_append_basic(iter, "MTU",
1973                                         DBUS_TYPE_UINT16, &ipdevice->mtu);
1974 }
1975
1976 int __connman_ipconfig_load(struct connman_ipconfig *ipconfig,
1977                 GKeyFile *keyfile, const char *identifier, const char *prefix)
1978 {
1979         char *method;
1980         char *key;
1981
1982         DBG("ipconfig %p identifier %s", ipconfig, identifier);
1983
1984         key = g_strdup_printf("%smethod", prefix);
1985         method = g_key_file_get_string(keyfile, identifier, key, NULL);
1986         if (method == NULL) {
1987                 if (ipconfig->type == CONNMAN_IPCONFIG_TYPE_IPV4)
1988                         ipconfig->method = CONNMAN_IPCONFIG_METHOD_DHCP;
1989                 else
1990                         ipconfig->method = CONNMAN_IPCONFIG_METHOD_OFF;
1991         } else
1992                 ipconfig->method = __connman_ipconfig_string2method(method);
1993
1994         if (ipconfig->method == CONNMAN_IPCONFIG_METHOD_UNKNOWN)
1995                 ipconfig->method = CONNMAN_IPCONFIG_METHOD_OFF;
1996
1997         if (ipconfig->type == CONNMAN_IPCONFIG_TYPE_IPV6) {
1998                 if (ipconfig->method == CONNMAN_IPCONFIG_METHOD_AUTO ||
1999                         ipconfig->method == CONNMAN_IPCONFIG_METHOD_MANUAL) {
2000                         char *privacy;
2001                         char *pprefix = g_strdup_printf("%sprivacy", prefix);
2002                         privacy = g_key_file_get_string(keyfile, identifier,
2003                                                         pprefix, NULL);
2004                         ipconfig->ipv6_privacy_config = string2privacy(privacy);
2005                         g_free(pprefix);
2006                         g_free(privacy);
2007
2008                         __connman_ipconfig_enable(ipconfig);
2009                         enable_ipv6(ipconfig);
2010                 }
2011         }
2012
2013         g_free(method);
2014         g_free(key);
2015
2016         key = g_strdup_printf("%snetmask_prefixlen", prefix);
2017         ipconfig->address->prefixlen = g_key_file_get_integer(
2018                                 keyfile, identifier, key, NULL);
2019         g_free(key);
2020
2021         key = g_strdup_printf("%slocal_address", prefix);
2022         ipconfig->address->local = g_key_file_get_string(
2023                         keyfile, identifier, key, NULL);
2024         g_free(key);
2025
2026         key = g_strdup_printf("%speer_address", prefix);
2027         ipconfig->address->peer = g_key_file_get_string(
2028                                 keyfile, identifier, key, NULL);
2029         g_free(key);
2030
2031         key = g_strdup_printf("%sbroadcast_address", prefix);
2032         ipconfig->address->broadcast = g_key_file_get_string(
2033                                 keyfile, identifier, key, NULL);
2034         g_free(key);
2035
2036         key = g_strdup_printf("%sgateway", prefix);
2037         ipconfig->address->gateway = g_key_file_get_string(
2038                                 keyfile, identifier, key, NULL);
2039         g_free(key);
2040
2041         return 0;
2042 }
2043
2044 int __connman_ipconfig_save(struct connman_ipconfig *ipconfig,
2045                 GKeyFile *keyfile, const char *identifier, const char *prefix)
2046 {
2047         const char *method;
2048         char *key;
2049
2050         DBG("ipconfig %p identifier %s", ipconfig, identifier);
2051
2052         method = __connman_ipconfig_method2string(ipconfig->method);
2053
2054         key = g_strdup_printf("%smethod", prefix);
2055         g_key_file_set_string(keyfile, identifier, key, method);
2056         g_free(key);
2057
2058         if (ipconfig->type == CONNMAN_IPCONFIG_TYPE_IPV6) {
2059                 const char *privacy;
2060                 privacy = privacy2string(ipconfig->ipv6_privacy_config);
2061                 key = g_strdup_printf("%sprivacy", prefix);
2062                 g_key_file_set_string(keyfile, identifier, key, privacy);
2063                 g_free(key);
2064         }
2065
2066         switch (ipconfig->method) {
2067         case CONNMAN_IPCONFIG_METHOD_FIXED:
2068         case CONNMAN_IPCONFIG_METHOD_MANUAL:
2069                 break;
2070         case CONNMAN_IPCONFIG_METHOD_UNKNOWN:
2071         case CONNMAN_IPCONFIG_METHOD_OFF:
2072         case CONNMAN_IPCONFIG_METHOD_DHCP:
2073         case CONNMAN_IPCONFIG_METHOD_AUTO:
2074                 return 0;
2075         }
2076
2077         key = g_strdup_printf("%snetmask_prefixlen", prefix);
2078         g_key_file_set_integer(keyfile, identifier,
2079                         key, ipconfig->address->prefixlen);
2080         g_free(key);
2081
2082         key = g_strdup_printf("%slocal_address", prefix);
2083         if (ipconfig->address->local != NULL)
2084                 g_key_file_set_string(keyfile, identifier,
2085                                 key, ipconfig->address->local);
2086         g_free(key);
2087
2088         key = g_strdup_printf("%speer_address", prefix);
2089         if (ipconfig->address->peer != NULL)
2090                 g_key_file_set_string(keyfile, identifier,
2091                                 key, ipconfig->address->peer);
2092         g_free(key);
2093
2094         key = g_strdup_printf("%sbroadcast_address", prefix);
2095         if (ipconfig->address->broadcast != NULL)
2096                 g_key_file_set_string(keyfile, identifier,
2097                         key, ipconfig->address->broadcast);
2098         g_free(key);
2099
2100         key = g_strdup_printf("%sgateway", prefix);
2101         if (ipconfig->address->gateway != NULL)
2102                 g_key_file_set_string(keyfile, identifier,
2103                         key, ipconfig->address->gateway);
2104         g_free(key);
2105
2106         return 0;
2107 }
2108
2109 int __connman_ipconfig_init(void)
2110 {
2111         DBG("");
2112
2113         ipdevice_hash = g_hash_table_new_full(g_direct_hash, g_direct_equal,
2114                                                         NULL, free_ipdevice);
2115
2116         return 0;
2117 }
2118
2119 void __connman_ipconfig_cleanup(void)
2120 {
2121         DBG("");
2122
2123         g_hash_table_destroy(ipdevice_hash);
2124         ipdevice_hash = NULL;
2125 }