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 <errno.h>
  27 #include <stdio.h>
  28 #include <net/if.h>
  29 #include <net/if_arp.h>
  30 #include <linux/if_link.h>
  31 #include <string.h>
  32 #include <stdlib.h>
  33
  34 #ifndef IFF_LOWER_UP
  35 #define IFF_LOWER_UP    0x10000
  36 #endif
  37
  38 #include <gdbus.h>
  39
  40 #include "connman.h"
  41
  42 struct connman_ipconfig {
  43         gint refcount;
  44         int index;
  45         enum connman_ipconfig_type type;
  46
  47         struct connman_ipconfig *origin;
  48
  49         const struct connman_ipconfig_ops *ops;
  50         void *ops_data;
  51
  52         enum connman_ipconfig_method method;
  53         struct connman_ipaddress *address;
  54         struct connman_ipaddress *system;
  55
  56         int ipv6_privacy_config;
  57 };
  58
  59 struct connman_ipdevice {
  60         int index;
  61         char *ifname;
  62         unsigned short type;
  63         unsigned int flags;
  64         char *address;
  65         uint16_t mtu;
  66         uint32_t rx_packets;
  67         uint32_t tx_packets;
  68         uint32_t rx_bytes;
  69         uint32_t tx_bytes;
  70         uint32_t rx_errors;
  71         uint32_t tx_errors;
  72         uint32_t rx_dropped;
  73         uint32_t tx_dropped;
  74
  75         GSList *address_list;
  76         char *ipv4_gateway;
  77         char *ipv6_gateway;
  78
  79         char *pac;
  80
  81         struct connman_ipconfig *config_ipv4;
  82         struct connman_ipconfig *config_ipv6;
  83
  84         gboolean ipv6_enabled;
  85         int ipv6_privacy;
  86 };
  87
  88 static GHashTable *ipdevice_hash = NULL;
  89 static GList *ipconfig_list = NULL;
  90
  91 struct connman_ipaddress *connman_ipaddress_alloc(int family)
  92 {
  93         struct connman_ipaddress *ipaddress;
  94
  95         ipaddress = g_try_new0(struct connman_ipaddress, 1);
  96         if (ipaddress == NULL)
  97                 return NULL;
  98
  99         ipaddress->family = family;
 100         ipaddress->prefixlen = 0;
 101         ipaddress->local = NULL;
 102         ipaddress->peer = NULL;
 103         ipaddress->broadcast = NULL;
 104         ipaddress->gateway = NULL;
 105
 106         return ipaddress;
 107 }
 108
 109 void connman_ipaddress_free(struct connman_ipaddress *ipaddress)
 110 {
 111         if (ipaddress == NULL)
 112                 return;
 113
 114         g_free(ipaddress->broadcast);
 115         g_free(ipaddress->peer);
 116         g_free(ipaddress->local);
 117         g_free(ipaddress->gateway);
 118         g_free(ipaddress);
 119 }
 120
 121 unsigned char __connman_ipconfig_netmask_prefix_len(const char *netmask)
 122 {
 123         unsigned char bits;
 124         in_addr_t mask;
 125         in_addr_t host;
 126
 127         if (netmask == NULL)
 128                 return 32;
 129
 130         mask = inet_network(netmask);
 131         host = ~mask;
 132
 133         /* a valid netmask must be 2^n - 1 */
 134         if ((host & (host + 1)) != 0)
 135                 return -1;
 136
 137         bits = 0;
 138         for (; mask; mask <<= 1)
 139                 ++bits;
 140
 141         return bits;
 142 }
 143
 144 static gboolean check_ipv6_address(const char *address)
 145 {
 146         unsigned char buf[sizeof(struct in6_addr)];
 147         int err;
 148
 149         if (address == NULL)
 150                 return FALSE;
 151
 152         err = inet_pton(AF_INET6, address, buf);
 153         if (err > 0)
 154                 return TRUE;
 155
 156         return FALSE;
 157 }
 158
 159 int connman_ipaddress_set_ipv6(struct connman_ipaddress *ipaddress,
 160                                 const char *address,
 161                                 unsigned char prefix_length,
 162                                 const char *gateway)
 163 {
 164         if (ipaddress == NULL)
 165                 return -EINVAL;
 166
 167         if (check_ipv6_address(address) == FALSE)
 168                 return -EINVAL;
 169
 170         if (check_ipv6_address(gateway) == FALSE)
 171                 return -EINVAL;
 172
 173         DBG("prefix_len %d address %s gateway %s",
 174                         prefix_length, address, gateway);
 175
 176         ipaddress->family = AF_INET6;
 177
 178         ipaddress->prefixlen = prefix_length;
 179
 180         g_free(ipaddress->local);
 181         ipaddress->local = g_strdup(address);
 182
 183         g_free(ipaddress->gateway);
 184         ipaddress->gateway = g_strdup(gateway);
 185
 186         return 0;
 187 }
 188
 189 int connman_ipaddress_set_ipv4(struct connman_ipaddress *ipaddress,
 190                 const char *address, const char *netmask, const char *gateway)
 191 {
 192         if (ipaddress == NULL)
 193                 return -EINVAL;
 194
 195         ipaddress->family = AF_INET;
 196
 197         ipaddress->prefixlen = __connman_ipconfig_netmask_prefix_len(netmask);
 198
 199         g_free(ipaddress->local);
 200         ipaddress->local = g_strdup(address);
 201
 202         g_free(ipaddress->gateway);
 203         ipaddress->gateway = g_strdup(gateway);
 204
 205         return 0;
 206 }
 207
 208 void connman_ipaddress_set_peer(struct connman_ipaddress *ipaddress,
 209                                 const char *peer)
 210 {
 211         if (ipaddress == NULL)
 212                 return;
 213
 214         g_free(ipaddress->peer);
 215         ipaddress->peer = g_strdup(peer);
 216 }
 217
 218 void connman_ipaddress_clear(struct connman_ipaddress *ipaddress)
 219 {
 220         if (ipaddress == NULL)
 221                 return;
 222
 223         ipaddress->prefixlen = 0;
 224
 225         g_free(ipaddress->local);
 226         ipaddress->local = NULL;
 227
 228         g_free(ipaddress->peer);
 229         ipaddress->peer = NULL;
 230
 231         g_free(ipaddress->broadcast);
 232         ipaddress->broadcast = NULL;
 233
 234         g_free(ipaddress->gateway);
 235         ipaddress->gateway = NULL;
 236 }
 237
 238 void connman_ipaddress_copy(struct connman_ipaddress *ipaddress,
 239                                         struct connman_ipaddress *source)
 240 {
 241         if (ipaddress == NULL || source == NULL)
 242                 return;
 243
 244         ipaddress->family = source->family;
 245         ipaddress->prefixlen = source->prefixlen;
 246
 247         g_free(ipaddress->local);
 248         ipaddress->local = g_strdup(source->local);
 249
 250         g_free(ipaddress->peer);
 251         ipaddress->peer = g_strdup(source->peer);
 252
 253         g_free(ipaddress->broadcast);
 254         ipaddress->broadcast = g_strdup(source->broadcast);
 255
 256         g_free(ipaddress->gateway);
 257         ipaddress->gateway = g_strdup(source->gateway);
 258 }
 259
 260 static void free_address_list(struct connman_ipdevice *ipdevice)
 261 {
 262         GSList *list;
 263
 264         for (list = ipdevice->address_list; list; list = list->next) {
 265                 struct connman_ipaddress *ipaddress = list->data;
 266
 267                 connman_ipaddress_free(ipaddress);
 268                 list->data = NULL;
 269         }
 270
 271         g_slist_free(ipdevice->address_list);
 272         ipdevice->address_list = NULL;
 273 }
 274
 275 static struct connman_ipaddress *find_ipaddress(struct connman_ipdevice *ipdevice,
 276                                 unsigned char prefixlen, const char *local)
 277 {
 278         GSList *list;
 279
 280         for (list = ipdevice->address_list; list; list = list->next) {
 281                 struct connman_ipaddress *ipaddress = list->data;
 282
 283                 if (g_strcmp0(ipaddress->local, local) == 0 &&
 284                                         ipaddress->prefixlen == prefixlen)
 285                         return ipaddress;
 286         }
 287
 288         return NULL;
 289 }
 290
 291 const char *__connman_ipconfig_type2string(enum connman_ipconfig_type type)
 292 {
 293         switch (type) {
 294         case CONNMAN_IPCONFIG_TYPE_UNKNOWN:
 295                 return "unknown";
 296         case CONNMAN_IPCONFIG_TYPE_IPV4:
 297                 return "IPv4";
 298         case CONNMAN_IPCONFIG_TYPE_IPV6:
 299                 return "IPv6";
 300         }
 301
 302         return NULL;
 303 }
 304
 305 static const char *type2str(unsigned short type)
 306 {
 307         switch (type) {
 308         case ARPHRD_ETHER:
 309                 return "ETHER";
 310         case ARPHRD_LOOPBACK:
 311                 return "LOOPBACK";
 312         case ARPHRD_PPP:
 313                 return "PPP";
 314         case ARPHRD_NONE:
 315                 return "NONE";
 316         case ARPHRD_VOID:
 317                 return "VOID";
 318         }
 319
 320         return "";
 321 }
 322
 323 static const char *scope2str(unsigned char scope)
 324 {
 325         switch (scope) {
 326         case 0:
 327                 return "UNIVERSE";
 328         case 253:
 329                 return "LINK";
 330         }
 331
 332         return "";
 333 }
 334
 335 static gboolean get_ipv6_state(gchar *ifname)
 336 {
 337         int disabled;
 338         gchar *path;
 339         FILE *f;
 340         gboolean enabled = FALSE;
 341
 342         if (ifname == NULL)
 343                 path = g_strdup("/proc/sys/net/ipv6/conf/all/disable_ipv6");
 344         else
 345                 path = g_strdup_printf(
 346                         "/proc/sys/net/ipv6/conf/%s/disable_ipv6", ifname);
 347
 348         if (path == NULL)
 349                 return enabled;
 350
 351         f = fopen(path, "r");
 352
 353         g_free(path);
 354
 355         if (f != NULL) {
 356                 if (fscanf(f, "%d", &disabled) > 0)
 357                         enabled = !disabled;
 358                 fclose(f);
 359         }
 360
 361         return enabled;
 362 }
 363
 364 static void set_ipv6_state(gchar *ifname, gboolean enable)
 365 {
 366         gchar *path;
 367         FILE *f;
 368
 369         if (ifname == NULL)
 370                 path = g_strdup("/proc/sys/net/ipv6/conf/all/disable_ipv6");
 371         else
 372                 path = g_strdup_printf(
 373                         "/proc/sys/net/ipv6/conf/%s/disable_ipv6", ifname);
 374
 375         if (path == NULL)
 376                 return;
 377
 378         f = fopen(path, "r+");
 379
 380         g_free(path);
 381
 382         if (f == NULL)
 383                 return;
 384
 385         if (enable == FALSE)
 386                 fprintf(f, "1");
 387         else
 388                 fprintf(f, "0");
 389
 390         fclose(f);
 391 }
 392
 393 static int get_ipv6_privacy(gchar *ifname)
 394 {
 395         gchar *path;
 396         FILE *f;
 397         int value;
 398
 399         if (ifname == NULL)
 400                 return 0;
 401
 402         path = g_strdup_printf("/proc/sys/net/ipv6/conf/%s/use_tempaddr",
 403                                                                 ifname);
 404
 405         if (path == NULL)
 406                 return 0;
 407
 408         f = fopen(path, "r");
 409
 410         g_free(path);
 411
 412         if (f == NULL)
 413                 return 0;
 414
 415         if (fscanf(f, "%d", &value) <= 0)
 416                 value = 0;
 417
 418         fclose(f);
 419
 420         return value;
 421 }
 422
 423 /* Enable the IPv6 privacy extension for stateless address autoconfiguration.
 424  * The privacy extension is described in RFC 3041 and RFC 4941
 425  */
 426 static void set_ipv6_privacy(gchar *ifname, int value)
 427 {
 428         gchar *path;
 429         FILE *f;
 430
 431         if (ifname == NULL)
 432                 return;
 433
 434         path = g_strdup_printf("/proc/sys/net/ipv6/conf/%s/use_tempaddr",
 435                                                                 ifname);
 436
 437         if (path == NULL)
 438                 return;
 439
 440         if (value < 0)
 441                 value = 0;
 442
 443         f = fopen(path, "r+");
 444
 445         g_free(path);
 446
 447         if (f == NULL)
 448                 return;
 449
 450         fprintf(f, "%d", value);
 451         fclose(f);
 452 }
 453
 454 static void free_ipdevice(gpointer data)
 455 {
 456         struct connman_ipdevice *ipdevice = data;
 457
 458         connman_info("%s {remove} index %d", ipdevice->ifname,
 459                                                         ipdevice->index);
 460
 461         if (ipdevice->config_ipv4 != NULL) {
 462                 connman_ipconfig_unref(ipdevice->config_ipv4);
 463                 ipdevice->config_ipv4 = NULL;
 464         }
 465
 466         if (ipdevice->config_ipv6 != NULL) {
 467                 connman_ipconfig_unref(ipdevice->config_ipv6);
 468                 ipdevice->config_ipv6 = NULL;
 469         }
 470
 471         free_address_list(ipdevice);
 472         g_free(ipdevice->ipv4_gateway);
 473         g_free(ipdevice->ipv6_gateway);
 474         g_free(ipdevice->pac);
 475
 476         g_free(ipdevice->address);
 477
 478         set_ipv6_state(ipdevice->ifname, ipdevice->ipv6_enabled);
 479         set_ipv6_privacy(ipdevice->ifname, ipdevice->ipv6_privacy);
 480
 481         g_free(ipdevice->ifname);
 482         g_free(ipdevice);
 483 }
 484
 485 static void __connman_ipconfig_lower_up(struct connman_ipdevice *ipdevice)
 486 {
 487         DBG("ipconfig ipv4 %p ipv6 %p", ipdevice->config_ipv4,
 488                                         ipdevice->config_ipv6);
 489 }
 490
 491 static void __connman_ipconfig_lower_down(struct connman_ipdevice *ipdevice)
 492 {
 493         DBG("ipconfig ipv4 %p ipv6 %p", ipdevice->config_ipv4,
 494                                         ipdevice->config_ipv6);
 495
 496         if (ipdevice->config_ipv4)
 497                 connman_inet_clear_address(ipdevice->index,
 498                                         ipdevice->config_ipv4->address);
 499
 500         if (ipdevice->config_ipv6)
 501                 connman_inet_clear_ipv6_address(ipdevice->index,
 502                                 ipdevice->config_ipv6->address->local,
 503                                 ipdevice->config_ipv6->address->prefixlen);
 504 }
 505
 506 static void update_stats(struct connman_ipdevice *ipdevice,
 507                                                 struct rtnl_link_stats *stats)
 508 {
 509         struct connman_service *service;
 510
 511         if (stats->rx_packets == 0 && stats->tx_packets == 0)
 512                 return;
 513
 514         connman_info("%s {RX} %u packets %u bytes", ipdevice->ifname,
 515                                         stats->rx_packets, stats->rx_bytes);
 516         connman_info("%s {TX} %u packets %u bytes", ipdevice->ifname,
 517                                         stats->tx_packets, stats->tx_bytes);
 518
 519         if (ipdevice->config_ipv4 == NULL && ipdevice->config_ipv6 == NULL)
 520                 return;
 521
 522         if (ipdevice->config_ipv4)
 523                 service = connman_ipconfig_get_data(ipdevice->config_ipv4);
 524         else if (ipdevice->config_ipv6)
 525                 service = connman_ipconfig_get_data(ipdevice->config_ipv6);
 526         else
 527                 return;
 528
 529         if (service == NULL)
 530                 return;
 531
 532         ipdevice->rx_packets = stats->rx_packets;
 533         ipdevice->tx_packets = stats->tx_packets;
 534         ipdevice->rx_bytes = stats->rx_bytes;
 535         ipdevice->tx_bytes = stats->tx_bytes;
 536         ipdevice->rx_errors = stats->rx_errors;
 537         ipdevice->tx_errors = stats->tx_errors;
 538         ipdevice->rx_dropped = stats->rx_dropped;
 539         ipdevice->tx_dropped = stats->tx_dropped;
 540
 541         __connman_service_notify(service,
 542                                 ipdevice->rx_packets, ipdevice->tx_packets,
 543                                 ipdevice->rx_bytes, ipdevice->tx_bytes,
 544                                 ipdevice->rx_errors, ipdevice->tx_errors,
 545                                 ipdevice->rx_dropped, ipdevice->tx_dropped);
 546 }
 547
 548 void __connman_ipconfig_newlink(int index, unsigned short type,
 549                                 unsigned int flags, const char *address,
 550                                                         unsigned short mtu,
 551                                                 struct rtnl_link_stats *stats)
 552 {
 553         struct connman_ipdevice *ipdevice;
 554         GList *list;
 555         GString *str;
 556         gboolean up = FALSE, down = FALSE;
 557         gboolean lower_up = FALSE, lower_down = FALSE;
 558
 559         DBG("index %d", index);
 560
 561         if (type == ARPHRD_LOOPBACK)
 562                 return;
 563
 564         ipdevice = g_hash_table_lookup(ipdevice_hash, GINT_TO_POINTER(index));
 565         if (ipdevice != NULL)
 566                 goto update;
 567
 568         ipdevice = g_try_new0(struct connman_ipdevice, 1);
 569         if (ipdevice == NULL)
 570                 return;
 571
 572         ipdevice->index = index;
 573         ipdevice->ifname = connman_inet_ifname(index);
 574         ipdevice->type = type;
 575
 576         ipdevice->ipv6_enabled = get_ipv6_state(ipdevice->ifname);
 577         ipdevice->ipv6_privacy = get_ipv6_privacy(ipdevice->ifname);
 578
 579         ipdevice->address = g_strdup(address);
 580
 581         g_hash_table_insert(ipdevice_hash, GINT_TO_POINTER(index), ipdevice);
 582
 583         connman_info("%s {create} index %d type %d <%s>", ipdevice->ifname,
 584                                                 index, type, type2str(type));
 585
 586 update:
 587         ipdevice->mtu = mtu;
 588
 589         update_stats(ipdevice, stats);
 590
 591         if (flags == ipdevice->flags)
 592                 return;
 593
 594         if ((ipdevice->flags & IFF_UP) != (flags & IFF_UP)) {
 595                 if (flags & IFF_UP)
 596                         up = TRUE;
 597                 else
 598                         down = TRUE;
 599         }
 600
 601         if ((ipdevice->flags & (IFF_RUNNING | IFF_LOWER_UP)) !=
 602                                 (flags & (IFF_RUNNING | IFF_LOWER_UP))) {
 603                 if ((flags & (IFF_RUNNING | IFF_LOWER_UP)) ==
 604                                         (IFF_RUNNING | IFF_LOWER_UP))
 605                         lower_up = TRUE;
 606                 else if ((flags & (IFF_RUNNING | IFF_LOWER_UP)) == 0)
 607                         lower_down = TRUE;
 608         }
 609
 610         ipdevice->flags = flags;
 611
 612         str = g_string_new(NULL);
 613         if (str == NULL)
 614                 return;
 615
 616         if (flags & IFF_UP)
 617                 g_string_append(str, "UP");
 618         else
 619                 g_string_append(str, "DOWN");
 620
 621         if (flags & IFF_RUNNING)
 622                 g_string_append(str, ",RUNNING");
 623
 624         if (flags & IFF_LOWER_UP)
 625                 g_string_append(str, ",LOWER_UP");
 626
 627         connman_info("%s {update} flags %u <%s>", ipdevice->ifname,
 628                                                         flags, str->str);
 629
 630         g_string_free(str, TRUE);
 631
 632         for (list = g_list_first(ipconfig_list); list;
 633                                                 list = g_list_next(list)) {
 634                 struct connman_ipconfig *ipconfig = list->data;
 635
 636                 if (index != ipconfig->index)
 637                         continue;
 638
 639                 if (ipconfig->ops == NULL)
 640                         continue;
 641
 642                 if (up == TRUE && ipconfig->ops->up)
 643                         ipconfig->ops->up(ipconfig);
 644                 if (lower_up == TRUE && ipconfig->ops->lower_up)
 645                         ipconfig->ops->lower_up(ipconfig);
 646
 647                 if (lower_down == TRUE && ipconfig->ops->lower_down)
 648                         ipconfig->ops->lower_down(ipconfig);
 649                 if (down == TRUE && ipconfig->ops->down)
 650                         ipconfig->ops->down(ipconfig);
 651         }
 652
 653         if (lower_up)
 654                 __connman_ipconfig_lower_up(ipdevice);
 655         if (lower_down)
 656                 __connman_ipconfig_lower_down(ipdevice);
 657 }
 658
 659 void __connman_ipconfig_dellink(int index, struct rtnl_link_stats *stats)
 660 {
 661         struct connman_ipdevice *ipdevice;
 662         GList *list;
 663
 664         DBG("index %d", index);
 665
 666         ipdevice = g_hash_table_lookup(ipdevice_hash, GINT_TO_POINTER(index));
 667         if (ipdevice == NULL)
 668                 return;
 669
 670         update_stats(ipdevice, stats);
 671
 672         for (list = g_list_first(ipconfig_list); list;
 673                                                 list = g_list_next(list)) {
 674                 struct connman_ipconfig *ipconfig = list->data;
 675
 676                 if (index != ipconfig->index)
 677                         continue;
 678
 679                 ipconfig->index = -1;
 680
 681                 if (ipconfig->ops == NULL)
 682                         continue;
 683
 684                 if (ipconfig->ops->lower_down)
 685                         ipconfig->ops->lower_down(ipconfig);
 686                 if (ipconfig->ops->down)
 687                         ipconfig->ops->down(ipconfig);
 688         }
 689
 690         __connman_ipconfig_lower_down(ipdevice);
 691
 692         g_hash_table_remove(ipdevice_hash, GINT_TO_POINTER(index));
 693 }
 694
 695 static inline gint check_duplicate_address(gconstpointer a, gconstpointer b)
 696 {
 697         const struct connman_ipaddress *addr1 = a;
 698         const struct connman_ipaddress *addr2 = b;
 699
 700         if (addr1->prefixlen != addr2->prefixlen)
 701                 return addr2->prefixlen - addr1->prefixlen;
 702
 703         return g_strcmp0(addr1->local, addr2->local);
 704 }
 705
 706 void __connman_ipconfig_newaddr(int index, int family, const char *label,
 707                                 unsigned char prefixlen, const char *address)
 708 {
 709         struct connman_ipdevice *ipdevice;
 710         struct connman_ipaddress *ipaddress;
 711         enum connman_ipconfig_type type;
 712         GList *list;
 713
 714         DBG("index %d", index);
 715
 716         ipdevice = g_hash_table_lookup(ipdevice_hash, GINT_TO_POINTER(index));
 717         if (ipdevice == NULL)
 718                 return;
 719
 720         ipaddress = connman_ipaddress_alloc(family);
 721         if (ipaddress == NULL)
 722                 return;
 723
 724         ipaddress->prefixlen = prefixlen;
 725         ipaddress->local = g_strdup(address);
 726
 727         if (g_slist_find_custom(ipdevice->address_list, ipaddress,
 728                                         check_duplicate_address)) {
 729                 connman_ipaddress_free(ipaddress);
 730                 return;
 731         }
 732
 733         if (family == AF_INET)
 734                 type = CONNMAN_IPCONFIG_TYPE_IPV4;
 735         else if (family == AF_INET6)
 736                 type = CONNMAN_IPCONFIG_TYPE_IPV6;
 737         else
 738                 return;
 739
 740         ipdevice->address_list = g_slist_append(ipdevice->address_list,
 741                                                                 ipaddress);
 742
 743         connman_info("%s {add} address %s/%u label %s family %d",
 744                 ipdevice->ifname, address, prefixlen, label, family);
 745
 746         if (ipdevice->config_ipv4 != NULL && family == AF_INET)
 747                 connman_ipaddress_copy(ipdevice->config_ipv4->system,
 748                                         ipaddress);
 749
 750         else if (ipdevice->config_ipv6 != NULL && family == AF_INET6)
 751                 connman_ipaddress_copy(ipdevice->config_ipv6->system,
 752                                         ipaddress);
 753         else
 754                 return;
 755
 756         if ((ipdevice->flags & (IFF_RUNNING | IFF_LOWER_UP)) != (IFF_RUNNING | IFF_LOWER_UP))
 757                 return;
 758
 759         for (list = g_list_first(ipconfig_list); list;
 760                                                 list = g_list_next(list)) {
 761                 struct connman_ipconfig *ipconfig = list->data;
 762
 763                 if (index != ipconfig->index)
 764                         continue;
 765
 766                 if (type != ipconfig->type)
 767                         continue;
 768
 769                 if (ipconfig->ops == NULL)
 770                         continue;
 771
 772                 if (ipconfig->ops->ip_bound)
 773                         ipconfig->ops->ip_bound(ipconfig);
 774         }
 775 }
 776
 777 void __connman_ipconfig_deladdr(int index, int family, const char *label,
 778                                 unsigned char prefixlen, const char *address)
 779 {
 780         struct connman_ipdevice *ipdevice;
 781         struct connman_ipaddress *ipaddress;
 782         enum connman_ipconfig_type type;
 783         GList *list;
 784
 785         DBG("index %d", index);
 786
 787         ipdevice = g_hash_table_lookup(ipdevice_hash, GINT_TO_POINTER(index));
 788         if (ipdevice == NULL)
 789                 return;
 790
 791         ipaddress = find_ipaddress(ipdevice, prefixlen, address);
 792         if (ipaddress == NULL)
 793                 return;
 794
 795         if (family == AF_INET)
 796                 type = CONNMAN_IPCONFIG_TYPE_IPV4;
 797         else if (family == AF_INET6)
 798                 type = CONNMAN_IPCONFIG_TYPE_IPV6;
 799         else
 800                 return;
 801
 802         ipdevice->address_list = g_slist_remove(ipdevice->address_list,
 803                                                                 ipaddress);
 804
 805         connman_ipaddress_clear(ipaddress);
 806         g_free(ipaddress);
 807
 808         connman_info("%s {del} address %s/%u label %s", ipdevice->ifname,
 809                                                 address, prefixlen, label);
 810
 811         if ((ipdevice->flags & (IFF_RUNNING | IFF_LOWER_UP)) != (IFF_RUNNING | IFF_LOWER_UP))
 812                 return;
 813
 814         if (g_slist_length(ipdevice->address_list) > 0)
 815                 return;
 816
 817         for (list = g_list_first(ipconfig_list); list;
 818                                                 list = g_list_next(list)) {
 819                 struct connman_ipconfig *ipconfig = list->data;
 820
 821                 if (index != ipconfig->index)
 822                         continue;
 823
 824                 if (type != ipconfig->type)
 825                         continue;
 826
 827                 if (ipconfig->ops == NULL)
 828                         continue;
 829
 830                 if (ipconfig->ops->ip_release)
 831                         ipconfig->ops->ip_release(ipconfig);
 832         }
 833 }
 834
 835 void __connman_ipconfig_newroute(int index, int family, unsigned char scope,
 836                                         const char *dst, const char *gateway)
 837 {
 838         struct connman_ipdevice *ipdevice;
 839
 840         DBG("index %d", index);
 841
 842         ipdevice = g_hash_table_lookup(ipdevice_hash, GINT_TO_POINTER(index));
 843         if (ipdevice == NULL)
 844                 return;
 845
 846         if (scope == 0 && (g_strcmp0(dst, "0.0.0.0") == 0 ||
 847                                                 g_strcmp0(dst, "::") == 0)) {
 848                 GSList *list;
 849                 GList *config_list;
 850                 enum connman_ipconfig_type type;
 851
 852                 if (family == AF_INET6) {
 853                         type = CONNMAN_IPCONFIG_TYPE_IPV6;
 854                         g_free(ipdevice->ipv6_gateway);
 855                         ipdevice->ipv6_gateway = g_strdup(gateway);
 856
 857                         if (ipdevice->config_ipv6 != NULL &&
 858                                 ipdevice->config_ipv6->system != NULL) {
 859                                 g_free(ipdevice->config_ipv6->system->gateway);
 860                                 ipdevice->config_ipv6->system->gateway =
 861                                         g_strdup(gateway);
 862                         }
 863                 } else if (family == AF_INET) {
 864                         type = CONNMAN_IPCONFIG_TYPE_IPV4;
 865                         g_free(ipdevice->ipv4_gateway);
 866                         ipdevice->ipv4_gateway = g_strdup(gateway);
 867
 868                         if (ipdevice->config_ipv4 != NULL &&
 869                                 ipdevice->config_ipv4->system != NULL) {
 870                                 g_free(ipdevice->config_ipv4->system->gateway);
 871                                 ipdevice->config_ipv4->system->gateway =
 872                                         g_strdup(gateway);
 873                         }
 874                 } else
 875                         return;
 876
 877                 for (list = ipdevice->address_list; list; list = list->next) {
 878                         struct connman_ipaddress *ipaddress = list->data;
 879
 880                         g_free(ipaddress->gateway);
 881                         ipaddress->gateway = g_strdup(gateway);
 882                 }
 883
 884                 for (config_list = g_list_first(ipconfig_list); config_list;
 885                                         config_list = g_list_next(config_list)) {
 886                         struct connman_ipconfig *ipconfig = config_list->data;
 887
 888                         if (index != ipconfig->index)
 889                                 continue;
 890
 891                         if (type != ipconfig->type)
 892                                 continue;
 893
 894                         if (ipconfig->ops == NULL)
 895                                 continue;
 896
 897                         if (ipconfig->ops->ip_bound)
 898                                 ipconfig->ops->ip_bound(ipconfig);
 899                 }
 900         }
 901
 902         connman_info("%s {add} route %s gw %s scope %u <%s>",
 903                                         ipdevice->ifname, dst, gateway,
 904                                                 scope, scope2str(scope));
 905 }
 906
 907 void __connman_ipconfig_delroute(int index, int family, unsigned char scope,
 908                                         const char *dst, const char *gateway)
 909 {
 910         struct connman_ipdevice *ipdevice;
 911
 912         DBG("index %d", index);
 913
 914         ipdevice = g_hash_table_lookup(ipdevice_hash, GINT_TO_POINTER(index));
 915         if (ipdevice == NULL)
 916                 return;
 917
 918         if (scope == 0 && (g_strcmp0(dst, "0.0.0.0") == 0 ||
 919                                                 g_strcmp0(dst, "::") == 0)) {
 920                 GSList *list;
 921                 GList *config_list;
 922                 enum connman_ipconfig_type type;
 923
 924                 if (family == AF_INET6) {
 925                         type = CONNMAN_IPCONFIG_TYPE_IPV6;
 926                         g_free(ipdevice->ipv6_gateway);
 927                         ipdevice->ipv6_gateway = NULL;
 928
 929                         if (ipdevice->config_ipv6 != NULL &&
 930                                 ipdevice->config_ipv6->system != NULL) {
 931                                 g_free(ipdevice->config_ipv6->system->gateway);
 932                                 ipdevice->config_ipv6->system->gateway = NULL;
 933                         }
 934                 } else if (family == AF_INET) {
 935                         type = CONNMAN_IPCONFIG_TYPE_IPV4;
 936                         g_free(ipdevice->ipv4_gateway);
 937                         ipdevice->ipv4_gateway = NULL;
 938
 939                         if (ipdevice->config_ipv4 != NULL &&
 940                                 ipdevice->config_ipv4->system != NULL) {
 941                                 g_free(ipdevice->config_ipv4->system->gateway);
 942                                 ipdevice->config_ipv4->system->gateway = NULL;
 943                         }
 944                 } else
 945                         return;
 946
 947                 for (list = ipdevice->address_list; list; list = list->next) {
 948                         struct connman_ipaddress *ipaddress = list->data;
 949
 950                         g_free(ipaddress->gateway);
 951                         ipaddress->gateway = NULL;
 952                 }
 953
 954                 for (config_list = g_list_first(ipconfig_list); config_list;
 955                                         config_list = g_list_next(config_list)) {
 956                         struct connman_ipconfig *ipconfig = config_list->data;
 957
 958                         if (index != ipconfig->index)
 959                                 continue;
 960
 961                         if (type != ipconfig->type)
 962                                 continue;
 963
 964                         if (ipconfig->ops == NULL)
 965                                 continue;
 966
 967                         if (ipconfig->ops->ip_release)
 968                                 ipconfig->ops->ip_release(ipconfig);
 969                 }
 970         }
 971
 972         connman_info("%s {del} route %s gw %s scope %u <%s>",
 973                                         ipdevice->ifname, dst, gateway,
 974                                                 scope, scope2str(scope));
 975 }
 976
 977 void __connman_ipconfig_foreach(void (*function) (int index, void *user_data),
 978                                                         void *user_data)
 979 {
 980         GList *list, *keys;
 981
 982         keys = g_hash_table_get_keys(ipdevice_hash);
 983         if (keys == NULL)
 984                 return;
 985
 986         for (list = g_list_first(keys); list; list = g_list_next(list)) {
 987                 int index = GPOINTER_TO_INT(list->data);
 988
 989                 function(index, user_data);
 990         }
 991
 992         g_list_free(keys);
 993 }
 994
 995 enum connman_ipconfig_type __connman_ipconfig_get_config_type(
 996                                         struct connman_ipconfig *ipconfig)
 997 {
 998         return ipconfig ? ipconfig->type : CONNMAN_IPCONFIG_TYPE_UNKNOWN;
 999 }
1000
1001 unsigned short __connman_ipconfig_get_type_from_index(int index)
1002 {
1003         struct connman_ipdevice *ipdevice;
1004
1005         ipdevice = g_hash_table_lookup(ipdevice_hash, GINT_TO_POINTER(index));
1006         if (ipdevice == NULL)
1007                 return ARPHRD_VOID;
1008
1009         return ipdevice->type;
1010 }
1011
1012 unsigned int __connman_ipconfig_get_flags_from_index(int index)
1013 {
1014         struct connman_ipdevice *ipdevice;
1015
1016         ipdevice = g_hash_table_lookup(ipdevice_hash, GINT_TO_POINTER(index));
1017         if (ipdevice == NULL)
1018                 return 0;
1019
1020         return ipdevice->flags;
1021 }
1022
1023 const char *__connman_ipconfig_get_gateway_from_index(int index)
1024 {
1025         struct connman_ipdevice *ipdevice;
1026
1027         ipdevice = g_hash_table_lookup(ipdevice_hash, GINT_TO_POINTER(index));
1028         if (ipdevice == NULL)
1029                 return NULL;
1030
1031         if (ipdevice->ipv4_gateway != NULL)
1032                 return ipdevice->ipv4_gateway;
1033
1034         if (ipdevice->config_ipv4 != NULL &&
1035                         ipdevice->config_ipv4->address != NULL)
1036                 return ipdevice->config_ipv4->address->gateway;
1037
1038         if (ipdevice->ipv6_gateway != NULL)
1039                 return ipdevice->ipv6_gateway;
1040
1041         if (ipdevice->config_ipv6 != NULL &&
1042                         ipdevice->config_ipv6->address != NULL)
1043                 return ipdevice->config_ipv6->address->gateway;
1044
1045         return NULL;
1046 }
1047
1048 void __connman_ipconfig_set_index(struct connman_ipconfig *ipconfig, int index)
1049 {
1050         ipconfig->index = index;
1051 }
1052
1053 const char *__connman_ipconfig_get_local(struct connman_ipconfig *ipconfig)
1054 {
1055         if (ipconfig->address == NULL)
1056                 return NULL;
1057
1058         return ipconfig->address->local;
1059 }
1060
1061 void __connman_ipconfig_set_local(struct connman_ipconfig *ipconfig, const char *address)
1062 {
1063         if (ipconfig->address == NULL)
1064                 return;
1065
1066         g_free(ipconfig->address->local);
1067         ipconfig->address->local = g_strdup(address);
1068 }
1069
1070 const char *__connman_ipconfig_get_peer(struct connman_ipconfig *ipconfig)
1071 {
1072         if (ipconfig->address == NULL)
1073                 return NULL;
1074
1075         return ipconfig->address->peer;
1076 }
1077
1078 void __connman_ipconfig_set_peer(struct connman_ipconfig *ipconfig, const char *address)
1079 {
1080         if (ipconfig->address == NULL)
1081                 return;
1082
1083         g_free(ipconfig->address->peer);
1084         ipconfig->address->peer = g_strdup(address);
1085 }
1086
1087 const char *__connman_ipconfig_get_broadcast(struct connman_ipconfig *ipconfig)
1088 {
1089         if (ipconfig->address == NULL)
1090                 return NULL;
1091
1092         return ipconfig->address->broadcast;
1093 }
1094
1095 void __connman_ipconfig_set_broadcast(struct connman_ipconfig *ipconfig, const char *broadcast)
1096 {
1097         if (ipconfig->address == NULL)
1098                 return;
1099
1100         g_free(ipconfig->address->broadcast);
1101         ipconfig->address->broadcast = g_strdup(broadcast);
1102 }
1103
1104 const char *__connman_ipconfig_get_gateway(struct connman_ipconfig *ipconfig)
1105 {
1106         if (ipconfig->address == NULL)
1107                 return NULL;
1108
1109         return ipconfig->address->gateway;
1110 }
1111
1112 void __connman_ipconfig_set_gateway(struct connman_ipconfig *ipconfig, const char *gateway)
1113 {
1114         DBG("");
1115
1116         if (ipconfig->address == NULL)
1117                 return;
1118         g_free(ipconfig->address->gateway);
1119         ipconfig->address->gateway = g_strdup(gateway);
1120 }
1121
1122 int __connman_ipconfig_gateway_add(struct connman_ipconfig *ipconfig)
1123 {
1124         struct connman_service *service;
1125
1126         DBG("");
1127
1128         if (ipconfig->address == NULL)
1129                 return -EINVAL;
1130
1131         service = __connman_service_lookup_from_index(ipconfig->index);
1132         if (service == NULL)
1133                 return -EINVAL;
1134
1135         __connman_connection_gateway_remove(service, ipconfig->type);
1136
1137         DBG("type %d gw %s peer %s", ipconfig->type,
1138                 ipconfig->address->gateway, ipconfig->address->peer);
1139
1140         if (ipconfig->type == CONNMAN_IPCONFIG_TYPE_IPV6 ||
1141                                 ipconfig->type == CONNMAN_IPCONFIG_TYPE_IPV4)
1142                 return __connman_connection_gateway_add(service,
1143                                                 ipconfig->address->gateway,
1144                                                 ipconfig->type,
1145                                                 ipconfig->address->peer);
1146
1147         return 0;
1148 }
1149
1150 void __connman_ipconfig_gateway_remove(struct connman_ipconfig *ipconfig)
1151 {
1152         struct connman_service *service;
1153
1154         DBG("");
1155
1156         service = __connman_service_lookup_from_index(ipconfig->index);
1157         if (service != NULL)
1158                 __connman_connection_gateway_remove(service, ipconfig->type);
1159 }
1160
1161 unsigned char __connman_ipconfig_get_prefixlen(struct connman_ipconfig *ipconfig)
1162 {
1163         if (ipconfig->address == NULL)
1164                 return 0;
1165
1166         return ipconfig->address->prefixlen;
1167 }
1168
1169 void __connman_ipconfig_set_prefixlen(struct connman_ipconfig *ipconfig, unsigned char prefixlen)
1170 {
1171         if (ipconfig->address == NULL)
1172                 return;
1173
1174         ipconfig->address->prefixlen = prefixlen;
1175 }
1176
1177 static struct connman_ipconfig *create_ipv6config(int index)
1178 {
1179         struct connman_ipconfig *ipv6config;
1180
1181         DBG("index %d", index);
1182
1183         ipv6config = g_try_new0(struct connman_ipconfig, 1);
1184         if (ipv6config == NULL)
1185                 return NULL;
1186
1187         ipv6config->refcount = 1;
1188
1189         ipv6config->index = index;
1190         ipv6config->type = CONNMAN_IPCONFIG_TYPE_IPV6;
1191         ipv6config->method = CONNMAN_IPCONFIG_METHOD_AUTO;
1192         ipv6config->ipv6_privacy_config = 0;
1193
1194         ipv6config->address = connman_ipaddress_alloc(AF_INET6);
1195         if (ipv6config->address == NULL) {
1196                 g_free(ipv6config);
1197                 return NULL;
1198         }
1199
1200         ipv6config->system = connman_ipaddress_alloc(AF_INET6);
1201
1202         DBG("ipconfig %p", ipv6config);
1203
1204         return ipv6config;
1205 }
1206
1207 /**
1208  * connman_ipconfig_create:
1209  *
1210  * Allocate a new ipconfig structure.
1211  *
1212  * Returns: a newly-allocated #connman_ipconfig structure
1213  */
1214 struct connman_ipconfig *connman_ipconfig_create(int index,
1215                                         enum connman_ipconfig_type type)
1216 {
1217         struct connman_ipconfig *ipconfig;
1218
1219         if (type == CONNMAN_IPCONFIG_TYPE_IPV6)
1220                 return create_ipv6config(index);
1221
1222         DBG("index %d", index);
1223
1224         ipconfig = g_try_new0(struct connman_ipconfig, 1);
1225         if (ipconfig == NULL)
1226                 return NULL;
1227
1228         ipconfig->refcount = 1;
1229
1230         ipconfig->index = index;
1231         ipconfig->type = CONNMAN_IPCONFIG_TYPE_IPV4;
1232
1233         ipconfig->address = connman_ipaddress_alloc(AF_INET);
1234         if (ipconfig->address == NULL) {
1235                 g_free(ipconfig);
1236                 return NULL;
1237         }
1238
1239         ipconfig->system = connman_ipaddress_alloc(AF_INET);
1240
1241         DBG("ipconfig %p", ipconfig);
1242
1243         return ipconfig;
1244 }
1245
1246
1247 /**
1248  * connman_ipconfig_ref:
1249  * @ipconfig: ipconfig structure
1250  *
1251  * Increase reference counter of ipconfig
1252  */
1253 struct connman_ipconfig *connman_ipconfig_ref(struct connman_ipconfig *ipconfig)
1254 {
1255         DBG("ipconfig %p refcount %d", ipconfig,
1256                                 g_atomic_int_get(&ipconfig->refcount) + 1);
1257
1258         g_atomic_int_inc(&ipconfig->refcount);
1259
1260         return ipconfig;
1261 }
1262
1263 /**
1264  * connman_ipconfig_unref:
1265  * @ipconfig: ipconfig structure
1266  *
1267  * Decrease reference counter of ipconfig
1268  */
1269 void connman_ipconfig_unref(struct connman_ipconfig *ipconfig)
1270 {
1271         if (ipconfig == NULL)
1272                 return;
1273
1274         DBG("ipconfig %p refcount %d", ipconfig,
1275                         g_atomic_int_get(&ipconfig->refcount) - 1);
1276
1277         if (g_atomic_int_dec_and_test(&ipconfig->refcount) == TRUE) {
1278                 __connman_ipconfig_disable(ipconfig);
1279
1280                 connman_ipconfig_set_ops(ipconfig, NULL);
1281
1282                 if (ipconfig->origin != NULL) {
1283                         connman_ipconfig_unref(ipconfig->origin);
1284                         ipconfig->origin = NULL;
1285                 }
1286
1287                 connman_ipaddress_free(ipconfig->system);
1288                 connman_ipaddress_free(ipconfig->address);
1289                 g_free(ipconfig);
1290         }
1291 }
1292
1293 /**
1294  * connman_ipconfig_get_data:
1295  * @ipconfig: ipconfig structure
1296  *
1297  * Get private data pointer
1298  */
1299 void *connman_ipconfig_get_data(struct connman_ipconfig *ipconfig)
1300 {
1301         if (ipconfig == NULL)
1302                 return NULL;
1303
1304         return ipconfig->ops_data;
1305 }
1306
1307 /**
1308  * connman_ipconfig_set_data:
1309  * @ipconfig: ipconfig structure
1310  * @data: data pointer
1311  *
1312  * Set private data pointer
1313  */
1314 void connman_ipconfig_set_data(struct connman_ipconfig *ipconfig, void *data)
1315 {
1316         ipconfig->ops_data = data;
1317 }
1318
1319 /**
1320  * connman_ipconfig_get_index:
1321  * @ipconfig: ipconfig structure
1322  *
1323  * Get interface index
1324  */
1325 int connman_ipconfig_get_index(struct connman_ipconfig *ipconfig)
1326 {
1327         if (ipconfig == NULL)
1328                 return -1;
1329
1330         if (ipconfig->origin != NULL)
1331                 return ipconfig->origin->index;
1332
1333         return ipconfig->index;
1334 }
1335
1336 /**
1337  * connman_ipconfig_get_ifname:
1338  * @ipconfig: ipconfig structure
1339  *
1340  * Get interface name
1341  */
1342 const char *connman_ipconfig_get_ifname(struct connman_ipconfig *ipconfig)
1343 {
1344         struct connman_ipdevice *ipdevice;
1345
1346         if (ipconfig == NULL)
1347                 return NULL;
1348
1349         if (ipconfig->index < 0)
1350                 return NULL;
1351
1352         ipdevice = g_hash_table_lookup(ipdevice_hash,
1353                                         GINT_TO_POINTER(ipconfig->index));
1354         if (ipdevice == NULL)
1355                 return NULL;
1356
1357         return ipdevice->ifname;
1358 }
1359
1360 /**
1361  * connman_ipconfig_set_ops:
1362  * @ipconfig: ipconfig structure
1363  * @ops: operation callbacks
1364  *
1365  * Set the operation callbacks
1366  */
1367 void connman_ipconfig_set_ops(struct connman_ipconfig *ipconfig,
1368                                 const struct connman_ipconfig_ops *ops)
1369 {
1370         ipconfig->ops = ops;
1371 }
1372
1373 /**
1374  * connman_ipconfig_set_method:
1375  * @ipconfig: ipconfig structure
1376  * @method: configuration method
1377  *
1378  * Set the configuration method
1379  */
1380 int connman_ipconfig_set_method(struct connman_ipconfig *ipconfig,
1381                                         enum connman_ipconfig_method method)
1382 {
1383         ipconfig->method = method;
1384
1385         return 0;
1386 }
1387
1388 enum connman_ipconfig_method __connman_ipconfig_get_method(struct connman_ipconfig *ipconfig)
1389 {
1390         if (ipconfig == NULL)
1391                 return CONNMAN_IPCONFIG_METHOD_UNKNOWN;
1392
1393         return ipconfig->method;
1394 }
1395
1396 int __connman_ipconfig_address_add(struct connman_ipconfig *ipconfig)
1397 {
1398         DBG("");
1399
1400         switch (ipconfig->method) {
1401         case CONNMAN_IPCONFIG_METHOD_UNKNOWN:
1402         case CONNMAN_IPCONFIG_METHOD_OFF:
1403         case CONNMAN_IPCONFIG_METHOD_AUTO:
1404                 break;
1405         case CONNMAN_IPCONFIG_METHOD_FIXED:
1406         case CONNMAN_IPCONFIG_METHOD_DHCP:
1407         case CONNMAN_IPCONFIG_METHOD_MANUAL:
1408                 if (ipconfig->type == CONNMAN_IPCONFIG_TYPE_IPV4)
1409                         return connman_inet_set_address(ipconfig->index,
1410                                                         ipconfig->address);
1411                 else if (ipconfig->type == CONNMAN_IPCONFIG_TYPE_IPV6)
1412                         return connman_inet_set_ipv6_address(
1413                                         ipconfig->index, ipconfig->address);
1414         }
1415
1416         return 0;
1417 }
1418
1419 int __connman_ipconfig_address_remove(struct connman_ipconfig *ipconfig)
1420 {
1421         int err;
1422
1423         DBG("");
1424
1425         if (ipconfig == NULL)
1426                 return 0;
1427
1428         DBG("method %d", ipconfig->method);
1429
1430         switch (ipconfig->method) {
1431         case CONNMAN_IPCONFIG_METHOD_UNKNOWN:
1432         case CONNMAN_IPCONFIG_METHOD_OFF:
1433         case CONNMAN_IPCONFIG_METHOD_AUTO:
1434                 break;
1435         case CONNMAN_IPCONFIG_METHOD_FIXED:
1436         case CONNMAN_IPCONFIG_METHOD_DHCP:
1437         case CONNMAN_IPCONFIG_METHOD_MANUAL:
1438                 err = __connman_ipconfig_address_unset(ipconfig);
1439                 connman_ipaddress_clear(ipconfig->address);
1440
1441                 return err;
1442         }
1443
1444         return 0;
1445 }
1446
1447 int __connman_ipconfig_address_unset(struct connman_ipconfig *ipconfig)
1448 {
1449         int err;
1450
1451         DBG("");
1452
1453         if (ipconfig == NULL)
1454                 return 0;
1455
1456         DBG("method %d", ipconfig->method);
1457
1458         switch (ipconfig->method) {
1459         case CONNMAN_IPCONFIG_METHOD_UNKNOWN:
1460         case CONNMAN_IPCONFIG_METHOD_OFF:
1461         case CONNMAN_IPCONFIG_METHOD_AUTO:
1462                 break;
1463         case CONNMAN_IPCONFIG_METHOD_FIXED:
1464         case CONNMAN_IPCONFIG_METHOD_DHCP:
1465         case CONNMAN_IPCONFIG_METHOD_MANUAL:
1466                 if (ipconfig->type == CONNMAN_IPCONFIG_TYPE_IPV4)
1467                         err = connman_inet_clear_address(ipconfig->index,
1468                                                         ipconfig->address);
1469                 else if (ipconfig->type == CONNMAN_IPCONFIG_TYPE_IPV6)
1470                         err = connman_inet_clear_ipv6_address(
1471                                                 ipconfig->index,
1472                                                 ipconfig->address->local,
1473                                                 ipconfig->address->prefixlen);
1474                 else
1475                         err = -EINVAL;
1476
1477                 return err;
1478         }
1479
1480         return 0;
1481 }
1482
1483 int __connman_ipconfig_set_proxy_autoconfig(struct connman_ipconfig *ipconfig,
1484                                                         const char *url)
1485 {
1486         struct connman_ipdevice *ipdevice;
1487
1488         DBG("ipconfig %p", ipconfig);
1489
1490         if (ipconfig == NULL || ipconfig->index < 0)
1491                 return -ENODEV;
1492
1493         ipdevice = g_hash_table_lookup(ipdevice_hash,
1494                                         GINT_TO_POINTER(ipconfig->index));
1495         if (ipdevice == NULL)
1496                 return -ENXIO;
1497
1498         g_free(ipdevice->pac);
1499         ipdevice->pac = g_strdup(url);
1500
1501         return 0;
1502 }
1503
1504 const char *__connman_ipconfig_get_proxy_autoconfig(struct connman_ipconfig *ipconfig)
1505 {
1506         struct connman_ipdevice *ipdevice;
1507
1508         DBG("ipconfig %p", ipconfig);
1509
1510         if (ipconfig == NULL || ipconfig->index < 0)
1511                 return NULL;
1512
1513         ipdevice = g_hash_table_lookup(ipdevice_hash,
1514                                         GINT_TO_POINTER(ipconfig->index));
1515         if (ipdevice == NULL)
1516                 return NULL;
1517
1518         return ipdevice->pac;
1519 }
1520
1521 static void disable_ipv6(struct connman_ipconfig *ipconfig)
1522 {
1523         struct connman_ipdevice *ipdevice;
1524
1525         DBG("");
1526
1527         ipdevice = g_hash_table_lookup(ipdevice_hash,
1528                                         GINT_TO_POINTER(ipconfig->index));
1529         if (ipdevice == NULL)
1530                 return;
1531
1532         set_ipv6_state(ipdevice->ifname, FALSE);
1533 }
1534
1535 static void enable_ipv6(struct connman_ipconfig *ipconfig)
1536 {
1537         struct connman_ipdevice *ipdevice;
1538
1539         DBG("");
1540
1541         ipdevice = g_hash_table_lookup(ipdevice_hash,
1542                                         GINT_TO_POINTER(ipconfig->index));
1543         if (ipdevice == NULL)
1544                 return;
1545
1546         if (ipconfig->method == CONNMAN_IPCONFIG_METHOD_AUTO)
1547                 set_ipv6_privacy(ipdevice->ifname,
1548                                 ipconfig->ipv6_privacy_config);
1549
1550         set_ipv6_state(ipdevice->ifname, TRUE);
1551 }
1552
1553 void __connman_ipconfig_enable_ipv6(struct connman_ipconfig *ipconfig)
1554 {
1555         if (ipconfig == NULL || ipconfig->type != CONNMAN_IPCONFIG_TYPE_IPV6)
1556                 return;
1557
1558         enable_ipv6(ipconfig);
1559 }
1560
1561 void __connman_ipconfig_disable_ipv6(struct connman_ipconfig *ipconfig)
1562 {
1563         if (ipconfig == NULL || ipconfig->type != CONNMAN_IPCONFIG_TYPE_IPV6)
1564                 return;
1565
1566         disable_ipv6(ipconfig);
1567 }
1568
1569 int __connman_ipconfig_enable(struct connman_ipconfig *ipconfig)
1570 {
1571         struct connman_ipdevice *ipdevice;
1572         gboolean up = FALSE, down = FALSE;
1573         gboolean lower_up = FALSE, lower_down = FALSE;
1574         enum connman_ipconfig_type type;
1575
1576         DBG("ipconfig %p", ipconfig);
1577
1578         if (ipconfig == NULL || ipconfig->index < 0)
1579                 return -ENODEV;
1580
1581         ipdevice = g_hash_table_lookup(ipdevice_hash,
1582                                         GINT_TO_POINTER(ipconfig->index));
1583         if (ipdevice == NULL)
1584                 return -ENXIO;
1585
1586         if (ipconfig->type == CONNMAN_IPCONFIG_TYPE_IPV4) {
1587                 if (ipdevice->config_ipv4 == ipconfig)
1588                         return -EALREADY;
1589                 type = CONNMAN_IPCONFIG_TYPE_IPV4;
1590         } else if (ipconfig->type == CONNMAN_IPCONFIG_TYPE_IPV6) {
1591                 if (ipdevice->config_ipv6 == ipconfig)
1592                         return -EALREADY;
1593                 type = CONNMAN_IPCONFIG_TYPE_IPV6;
1594                 enable_ipv6(ipconfig);
1595         } else
1596                 return -EINVAL;
1597
1598         if (type == CONNMAN_IPCONFIG_TYPE_IPV4 &&
1599                                         ipdevice->config_ipv4 != NULL) {
1600                 ipconfig_list = g_list_remove(ipconfig_list,
1601                                                         ipdevice->config_ipv4);
1602
1603                 connman_ipaddress_clear(ipdevice->config_ipv4->system);
1604
1605                 connman_ipconfig_unref(ipdevice->config_ipv4);
1606         }
1607
1608         if (type == CONNMAN_IPCONFIG_TYPE_IPV6 &&
1609                                         ipdevice->config_ipv6 != NULL) {
1610                 ipconfig_list = g_list_remove(ipconfig_list,
1611                                                         ipdevice->config_ipv6);
1612
1613                 connman_ipaddress_clear(ipdevice->config_ipv6->system);
1614
1615                 connman_ipconfig_unref(ipdevice->config_ipv6);
1616         }
1617
1618         if (type == CONNMAN_IPCONFIG_TYPE_IPV4)
1619                 ipdevice->config_ipv4 = connman_ipconfig_ref(ipconfig);
1620         else if (type == CONNMAN_IPCONFIG_TYPE_IPV6)
1621                 ipdevice->config_ipv6 = connman_ipconfig_ref(ipconfig);
1622
1623         ipconfig_list = g_list_append(ipconfig_list, ipconfig);
1624
1625         if (ipdevice->flags & IFF_UP)
1626                 up = TRUE;
1627         else
1628                 down = TRUE;
1629
1630         if ((ipdevice->flags & (IFF_RUNNING | IFF_LOWER_UP)) ==
1631                         (IFF_RUNNING | IFF_LOWER_UP))
1632                 lower_up = TRUE;
1633         else if ((ipdevice->flags & (IFF_RUNNING | IFF_LOWER_UP)) == 0)
1634                 lower_down = TRUE;
1635
1636         if (up == TRUE && ipconfig->ops->up)
1637                 ipconfig->ops->up(ipconfig);
1638         if (lower_up == TRUE && ipconfig->ops->lower_up)
1639                 ipconfig->ops->lower_up(ipconfig);
1640
1641         if (lower_down == TRUE && ipconfig->ops->lower_down)
1642                 ipconfig->ops->lower_down(ipconfig);
1643         if (down == TRUE && ipconfig->ops->down)
1644                 ipconfig->ops->down(ipconfig);
1645
1646         return 0;
1647 }
1648
1649 int __connman_ipconfig_disable(struct connman_ipconfig *ipconfig)
1650 {
1651         struct connman_ipdevice *ipdevice;
1652
1653         DBG("ipconfig %p", ipconfig);
1654
1655         if (ipconfig == NULL || ipconfig->index < 0)
1656                 return -ENODEV;
1657
1658         ipdevice = g_hash_table_lookup(ipdevice_hash,
1659                                         GINT_TO_POINTER(ipconfig->index));
1660         if (ipdevice == NULL)
1661                 return -ENXIO;
1662
1663         if (ipdevice->config_ipv4 == NULL && ipdevice->config_ipv6 == NULL)
1664                 return -EINVAL;
1665
1666         if (ipdevice->config_ipv4 == ipconfig) {
1667                 ipconfig_list = g_list_remove(ipconfig_list, ipconfig);
1668
1669                 connman_ipaddress_clear(ipdevice->config_ipv4->system);
1670                 connman_ipconfig_unref(ipdevice->config_ipv4);
1671                 ipdevice->config_ipv4 = NULL;
1672                 return 0;
1673         }
1674
1675         if (ipdevice->config_ipv6 == ipconfig) {
1676                 ipconfig_list = g_list_remove(ipconfig_list, ipconfig);
1677
1678                 if (ipdevice->config_ipv6->method ==
1679                                                 CONNMAN_IPCONFIG_METHOD_AUTO)
1680                         disable_ipv6(ipdevice->config_ipv6);
1681
1682                 connman_ipaddress_clear(ipdevice->config_ipv6->system);
1683                 connman_ipconfig_unref(ipdevice->config_ipv6);
1684                 ipdevice->config_ipv6 = NULL;
1685                 return 0;
1686         }
1687
1688         return -EINVAL;
1689 }
1690
1691 const char *__connman_ipconfig_method2string(enum connman_ipconfig_method method)
1692 {
1693         switch (method) {
1694         case CONNMAN_IPCONFIG_METHOD_UNKNOWN:
1695                 break;
1696         case CONNMAN_IPCONFIG_METHOD_OFF:
1697                 return "off";
1698         case CONNMAN_IPCONFIG_METHOD_FIXED:
1699                 return "fixed";
1700         case CONNMAN_IPCONFIG_METHOD_MANUAL:
1701                 return "manual";
1702         case CONNMAN_IPCONFIG_METHOD_DHCP:
1703                 return "dhcp";
1704         case CONNMAN_IPCONFIG_METHOD_AUTO:
1705                 return "auto";
1706         }
1707
1708         return NULL;
1709 }
1710
1711 enum connman_ipconfig_method __connman_ipconfig_string2method(const char *method)
1712 {
1713         if (g_strcmp0(method, "off") == 0)
1714                 return CONNMAN_IPCONFIG_METHOD_OFF;
1715         else if (g_strcmp0(method, "fixed") == 0)
1716                 return CONNMAN_IPCONFIG_METHOD_FIXED;
1717         else if (g_strcmp0(method, "manual") == 0)
1718                 return CONNMAN_IPCONFIG_METHOD_MANUAL;
1719         else if (g_strcmp0(method, "dhcp") == 0)
1720                 return CONNMAN_IPCONFIG_METHOD_DHCP;
1721         else if (g_strcmp0(method, "auto") == 0)
1722                 return CONNMAN_IPCONFIG_METHOD_AUTO;
1723         else
1724                 return CONNMAN_IPCONFIG_METHOD_UNKNOWN;
1725 }
1726
1727 static const char *privacy2string(int privacy)
1728 {
1729         if (privacy <= 0)
1730                 return "disabled";
1731         else if (privacy == 1)
1732                 return "enabled";
1733         else if (privacy > 1)
1734                 return "prefered";
1735
1736         return "disabled";
1737 }
1738
1739 static int string2privacy(const char *privacy)
1740 {
1741         if (g_strcmp0(privacy, "disabled") == 0)
1742                 return 0;
1743         else if (g_strcmp0(privacy, "enabled") == 0)
1744                 return 1;
1745         else if (g_strcmp0(privacy, "prefered") == 0)
1746                 return 2;
1747         else
1748                 return 0;
1749 }
1750
1751 void __connman_ipconfig_append_ipv4(struct connman_ipconfig *ipconfig,
1752                                                         DBusMessageIter *iter)
1753 {
1754         const char *str;
1755
1756         DBG("");
1757
1758         if (ipconfig->type != CONNMAN_IPCONFIG_TYPE_IPV4)
1759                 return;
1760
1761         str = __connman_ipconfig_method2string(ipconfig->method);
1762         if (str == NULL)
1763                 return;
1764
1765         connman_dbus_dict_append_basic(iter, "Method", DBUS_TYPE_STRING, &str);
1766
1767         if (ipconfig->system == NULL)
1768                 return;
1769
1770         if (ipconfig->system->local != NULL) {
1771                 in_addr_t addr;
1772                 struct in_addr netmask;
1773                 char *mask;
1774
1775                 connman_dbus_dict_append_basic(iter, "Address",
1776                                 DBUS_TYPE_STRING, &ipconfig->system->local);
1777
1778                 addr = 0xffffffff << (32 - ipconfig->system->prefixlen);
1779                 netmask.s_addr = htonl(addr);
1780                 mask = inet_ntoa(netmask);
1781                 connman_dbus_dict_append_basic(iter, "Netmask",
1782                                                 DBUS_TYPE_STRING, &mask);
1783         }
1784
1785         if (ipconfig->system->gateway != NULL)
1786                 connman_dbus_dict_append_basic(iter, "Gateway",
1787                                 DBUS_TYPE_STRING, &ipconfig->system->gateway);
1788 }
1789
1790 void __connman_ipconfig_append_ipv6(struct connman_ipconfig *ipconfig,
1791                                         DBusMessageIter *iter,
1792                                         struct connman_ipconfig *ipconfig_ipv4)
1793 {
1794         const char *str, *privacy;
1795
1796         DBG("");
1797
1798         if (ipconfig->type != CONNMAN_IPCONFIG_TYPE_IPV6)
1799                 return;
1800
1801         str = __connman_ipconfig_method2string(ipconfig->method);
1802         if (str == NULL)
1803                 return;
1804
1805         if (ipconfig_ipv4 != NULL &&
1806                         ipconfig->method == CONNMAN_IPCONFIG_METHOD_AUTO) {
1807                 if (__connman_6to4_check(ipconfig_ipv4) == 1)
1808                         str = "6to4";
1809         }
1810
1811         connman_dbus_dict_append_basic(iter, "Method", DBUS_TYPE_STRING, &str);
1812
1813         if (ipconfig->system == NULL)
1814                 return;
1815
1816         if (ipconfig->system->local != NULL) {
1817                 connman_dbus_dict_append_basic(iter, "Address",
1818                                 DBUS_TYPE_STRING, &ipconfig->system->local);
1819                 connman_dbus_dict_append_basic(iter, "PrefixLength",
1820                                                 DBUS_TYPE_BYTE,
1821                                                 &ipconfig->system->prefixlen);
1822         }
1823
1824         if (ipconfig->system->gateway != NULL)
1825                 connman_dbus_dict_append_basic(iter, "Gateway",
1826                                 DBUS_TYPE_STRING, &ipconfig->system->gateway);
1827
1828         privacy = privacy2string(ipconfig->ipv6_privacy_config);
1829         connman_dbus_dict_append_basic(iter, "Privacy",
1830                                 DBUS_TYPE_STRING, &privacy);
1831 }
1832
1833 void __connman_ipconfig_append_ipv6config(struct connman_ipconfig *ipconfig,
1834                                                         DBusMessageIter *iter)
1835 {
1836         const char *str, *privacy;
1837
1838         DBG("");
1839
1840         str = __connman_ipconfig_method2string(ipconfig->method);
1841         if (str == NULL)
1842                 return;
1843
1844         connman_dbus_dict_append_basic(iter, "Method", DBUS_TYPE_STRING, &str);
1845
1846         switch (ipconfig->method) {
1847         case CONNMAN_IPCONFIG_METHOD_UNKNOWN:
1848         case CONNMAN_IPCONFIG_METHOD_OFF:
1849         case CONNMAN_IPCONFIG_METHOD_DHCP:
1850                 return;
1851         case CONNMAN_IPCONFIG_METHOD_FIXED:
1852         case CONNMAN_IPCONFIG_METHOD_MANUAL:
1853         case CONNMAN_IPCONFIG_METHOD_AUTO:
1854                 break;
1855         }
1856
1857         if (ipconfig->address == NULL)
1858                 return;
1859
1860         if (ipconfig->address->local != NULL) {
1861                 connman_dbus_dict_append_basic(iter, "Address",
1862                                 DBUS_TYPE_STRING, &ipconfig->address->local);
1863                 connman_dbus_dict_append_basic(iter, "PrefixLength",
1864                                                 DBUS_TYPE_BYTE,
1865                                                 &ipconfig->address->prefixlen);
1866         }
1867
1868         if (ipconfig->address->gateway != NULL)
1869                 connman_dbus_dict_append_basic(iter, "Gateway",
1870                                 DBUS_TYPE_STRING, &ipconfig->address->gateway);
1871
1872         privacy = privacy2string(ipconfig->ipv6_privacy_config);
1873         connman_dbus_dict_append_basic(iter, "Privacy",
1874                                 DBUS_TYPE_STRING, &privacy);
1875 }
1876
1877 void __connman_ipconfig_append_ipv4config(struct connman_ipconfig *ipconfig,
1878                                                         DBusMessageIter *iter)
1879 {
1880         const char *str;
1881
1882         DBG("");
1883
1884         str = __connman_ipconfig_method2string(ipconfig->method);
1885         if (str == NULL)
1886                 return;
1887
1888         connman_dbus_dict_append_basic(iter, "Method", DBUS_TYPE_STRING, &str);
1889
1890         switch (ipconfig->method) {
1891         case CONNMAN_IPCONFIG_METHOD_UNKNOWN:
1892         case CONNMAN_IPCONFIG_METHOD_OFF:
1893         case CONNMAN_IPCONFIG_METHOD_FIXED:
1894         case CONNMAN_IPCONFIG_METHOD_DHCP:
1895         case CONNMAN_IPCONFIG_METHOD_AUTO:
1896                 return;
1897         case CONNMAN_IPCONFIG_METHOD_MANUAL:
1898                 break;
1899         }
1900
1901         if (ipconfig->address == NULL)
1902                 return;
1903
1904         if (ipconfig->address->local != NULL) {
1905                 in_addr_t addr;
1906                 struct in_addr netmask;
1907                 char *mask;
1908
1909                 connman_dbus_dict_append_basic(iter, "Address",
1910                                 DBUS_TYPE_STRING, &ipconfig->address->local);
1911
1912                 addr = 0xffffffff << (32 - ipconfig->address->prefixlen);
1913                 netmask.s_addr = htonl(addr);
1914                 mask = inet_ntoa(netmask);
1915                 connman_dbus_dict_append_basic(iter, "Netmask",
1916                                                 DBUS_TYPE_STRING, &mask);
1917         }
1918
1919         if (ipconfig->address->gateway != NULL)
1920                 connman_dbus_dict_append_basic(iter, "Gateway",
1921                                 DBUS_TYPE_STRING, &ipconfig->address->gateway);
1922 }
1923
1924 int __connman_ipconfig_set_config(struct connman_ipconfig *ipconfig,
1925                                                         DBusMessageIter *array)
1926 {
1927         enum connman_ipconfig_method method = CONNMAN_IPCONFIG_METHOD_UNKNOWN;
1928         const char *address = NULL, *netmask = NULL, *gateway = NULL,
1929                 *prefix_length_string = NULL, *privacy_string = NULL;
1930         int prefix_length = 0, privacy = 0;
1931         DBusMessageIter dict;
1932
1933         DBG("ipconfig %p", ipconfig);
1934
1935         if (dbus_message_iter_get_arg_type(array) != DBUS_TYPE_ARRAY)
1936                 return -EINVAL;
1937
1938         dbus_message_iter_recurse(array, &dict);
1939
1940         while (dbus_message_iter_get_arg_type(&dict) == DBUS_TYPE_DICT_ENTRY) {
1941                 DBusMessageIter entry;
1942                 const char *key;
1943                 int type;
1944
1945                 dbus_message_iter_recurse(&dict, &entry);
1946
1947                 if (dbus_message_iter_get_arg_type(&entry) != DBUS_TYPE_STRING)
1948                         return -EINVAL;
1949
1950                 dbus_message_iter_get_basic(&entry, &key);
1951                 dbus_message_iter_next(&entry);
1952
1953                 type = dbus_message_iter_get_arg_type(&entry);
1954
1955                 if (g_str_equal(key, "Method") == TRUE) {
1956                         const char *str;
1957
1958                         if (type != DBUS_TYPE_STRING)
1959                                 return -EINVAL;
1960
1961                         dbus_message_iter_get_basic(&entry, &str);
1962                         method = __connman_ipconfig_string2method(str);
1963                 } else if (g_str_equal(key, "Address") == TRUE) {
1964                         if (type != DBUS_TYPE_STRING)
1965                                 return -EINVAL;
1966
1967                         dbus_message_iter_get_basic(&entry, &address);
1968                 } else if (g_str_equal(key, "PrefixLength") == TRUE) {
1969                         if (type != DBUS_TYPE_STRING)
1970                                 return -EINVAL;
1971
1972                         dbus_message_iter_get_basic(&entry,
1973                                                         &prefix_length_string);
1974
1975                         prefix_length = atoi(prefix_length_string);
1976                         if (prefix_length < 0 || prefix_length > 128)
1977                                 return -EINVAL;
1978
1979                 } else if (g_str_equal(key, "Netmask") == TRUE) {
1980                         if (type != DBUS_TYPE_STRING)
1981                                 return -EINVAL;
1982
1983                         dbus_message_iter_get_basic(&entry, &netmask);
1984                 } else if (g_str_equal(key, "Gateway") == TRUE) {
1985                         if (type != DBUS_TYPE_STRING)
1986                                 return -EINVAL;
1987
1988                         dbus_message_iter_get_basic(&entry, &gateway);
1989                 } else if (g_str_equal(key, "Privacy") == TRUE) {
1990                         if (type != DBUS_TYPE_STRING)
1991                                 return -EINVAL;
1992
1993                         dbus_message_iter_get_basic(&entry, &privacy_string);
1994                         privacy = string2privacy(privacy_string);
1995                 }
1996                 dbus_message_iter_next(&dict);
1997         }
1998
1999         DBG("method %d address %s netmask %s gateway %s prefix_length %d "
2000                 "privacy %s",
2001                 method, address, netmask, gateway, prefix_length,
2002                 privacy_string);
2003
2004         switch (method) {
2005         case CONNMAN_IPCONFIG_METHOD_UNKNOWN:
2006         case CONNMAN_IPCONFIG_METHOD_FIXED:
2007                 return -EINVAL;
2008
2009         case CONNMAN_IPCONFIG_METHOD_OFF:
2010                 ipconfig->method = method;
2011                 if (ipconfig->type == CONNMAN_IPCONFIG_TYPE_IPV6)
2012                         disable_ipv6(ipconfig);
2013                 break;
2014
2015         case CONNMAN_IPCONFIG_METHOD_AUTO:
2016                 if (ipconfig->type != CONNMAN_IPCONFIG_TYPE_IPV6)
2017                         return -EINVAL;
2018
2019                 ipconfig->method = method;
2020                 if (privacy_string != NULL)
2021                         ipconfig->ipv6_privacy_config = privacy;
2022                 enable_ipv6(ipconfig);
2023                 break;
2024
2025         case CONNMAN_IPCONFIG_METHOD_MANUAL:
2026                 if (address == NULL)
2027                         return -EINVAL;
2028
2029                 ipconfig->method = method;
2030
2031                 if (ipconfig->type == CONNMAN_IPCONFIG_TYPE_IPV4)
2032                         connman_ipaddress_set_ipv4(ipconfig->address,
2033                                                 address, netmask, gateway);
2034                 else
2035                         return connman_ipaddress_set_ipv6(
2036                                         ipconfig->address, address,
2037                                                 prefix_length, gateway);
2038                 break;
2039
2040         case CONNMAN_IPCONFIG_METHOD_DHCP:
2041                 if (ipconfig->type == CONNMAN_IPCONFIG_TYPE_IPV6)
2042                         return -EOPNOTSUPP;
2043
2044                 ipconfig->method = method;
2045                 break;
2046         }
2047
2048         return 0;
2049 }
2050
2051 void __connman_ipconfig_append_ethernet(struct connman_ipconfig *ipconfig,
2052                                                         DBusMessageIter *iter)
2053 {
2054         struct connman_ipdevice *ipdevice;
2055         const char *method = "auto";
2056
2057         connman_dbus_dict_append_basic(iter, "Method",
2058                                                 DBUS_TYPE_STRING, &method);
2059
2060         ipdevice = g_hash_table_lookup(ipdevice_hash,
2061                                         GINT_TO_POINTER(ipconfig->index));
2062         if (ipdevice == NULL)
2063                 return;
2064
2065         if (ipdevice->ifname != NULL)
2066                 connman_dbus_dict_append_basic(iter, "Interface",
2067                                         DBUS_TYPE_STRING, &ipdevice->ifname);
2068
2069         if (ipdevice->address != NULL)
2070                 connman_dbus_dict_append_basic(iter, "Address",
2071                                         DBUS_TYPE_STRING, &ipdevice->address);
2072
2073         if (ipdevice->mtu > 0)
2074                 connman_dbus_dict_append_basic(iter, "MTU",
2075                                         DBUS_TYPE_UINT16, &ipdevice->mtu);
2076 }
2077
2078 int __connman_ipconfig_load(struct connman_ipconfig *ipconfig,
2079                 GKeyFile *keyfile, const char *identifier, const char *prefix)
2080 {
2081         char *method;
2082         char *key;
2083
2084         DBG("ipconfig %p identifier %s", ipconfig, identifier);
2085
2086         key = g_strdup_printf("%smethod", prefix);
2087         method = g_key_file_get_string(keyfile, identifier, key, NULL);
2088         if (method == NULL) {
2089                 if (ipconfig->type == CONNMAN_IPCONFIG_TYPE_IPV4)
2090                         ipconfig->method = CONNMAN_IPCONFIG_METHOD_DHCP;
2091                 else
2092                         ipconfig->method = CONNMAN_IPCONFIG_METHOD_OFF;
2093         } else
2094                 ipconfig->method = __connman_ipconfig_string2method(method);
2095
2096         if (ipconfig->method == CONNMAN_IPCONFIG_METHOD_UNKNOWN)
2097                 ipconfig->method = CONNMAN_IPCONFIG_METHOD_OFF;
2098
2099         if (ipconfig->type == CONNMAN_IPCONFIG_TYPE_IPV6) {
2100                 if (ipconfig->method == CONNMAN_IPCONFIG_METHOD_AUTO ||
2101                         ipconfig->method == CONNMAN_IPCONFIG_METHOD_MANUAL) {
2102                         char *privacy;
2103                         char *pprefix = g_strdup_printf("%sprivacy", prefix);
2104                         privacy = g_key_file_get_string(keyfile, identifier,
2105                                                         pprefix, NULL);
2106                         ipconfig->ipv6_privacy_config = string2privacy(privacy);
2107                         g_free(pprefix);
2108                         g_free(privacy);
2109
2110                         __connman_ipconfig_enable(ipconfig);
2111                         enable_ipv6(ipconfig);
2112                 }
2113         }
2114
2115         g_free(method);
2116         g_free(key);
2117
2118         key = g_strdup_printf("%snetmask_prefixlen", prefix);
2119         ipconfig->address->prefixlen = g_key_file_get_integer(
2120                                 keyfile, identifier, key, NULL);
2121         g_free(key);
2122
2123         key = g_strdup_printf("%slocal_address", prefix);
2124         ipconfig->address->local = g_key_file_get_string(
2125                         keyfile, identifier, key, NULL);
2126         g_free(key);
2127
2128         key = g_strdup_printf("%speer_address", prefix);
2129         ipconfig->address->peer = g_key_file_get_string(
2130                                 keyfile, identifier, key, NULL);
2131         g_free(key);
2132
2133         key = g_strdup_printf("%sbroadcast_address", prefix);
2134         ipconfig->address->broadcast = g_key_file_get_string(
2135                                 keyfile, identifier, key, NULL);
2136         g_free(key);
2137
2138         key = g_strdup_printf("%sgateway", prefix);
2139         ipconfig->address->gateway = g_key_file_get_string(
2140                                 keyfile, identifier, key, NULL);
2141         g_free(key);
2142
2143         return 0;
2144 }
2145
2146 int __connman_ipconfig_save(struct connman_ipconfig *ipconfig,
2147                 GKeyFile *keyfile, const char *identifier, const char *prefix)
2148 {
2149         const char *method;
2150         char *key;
2151
2152         DBG("ipconfig %p identifier %s", ipconfig, identifier);
2153
2154         method = __connman_ipconfig_method2string(ipconfig->method);
2155
2156         key = g_strdup_printf("%smethod", prefix);
2157         g_key_file_set_string(keyfile, identifier, key, method);
2158         g_free(key);
2159
2160         if (ipconfig->type == CONNMAN_IPCONFIG_TYPE_IPV6) {
2161                 const char *privacy;
2162                 privacy = privacy2string(ipconfig->ipv6_privacy_config);
2163                 key = g_strdup_printf("%sprivacy", prefix);
2164                 g_key_file_set_string(keyfile, identifier, key, privacy);
2165                 g_free(key);
2166         }
2167
2168         switch (ipconfig->method) {
2169         case CONNMAN_IPCONFIG_METHOD_FIXED:
2170         case CONNMAN_IPCONFIG_METHOD_MANUAL:
2171                 break;
2172         case CONNMAN_IPCONFIG_METHOD_UNKNOWN:
2173         case CONNMAN_IPCONFIG_METHOD_OFF:
2174         case CONNMAN_IPCONFIG_METHOD_DHCP:
2175         case CONNMAN_IPCONFIG_METHOD_AUTO:
2176                 return 0;
2177         }
2178
2179         key = g_strdup_printf("%snetmask_prefixlen", prefix);
2180         g_key_file_set_integer(keyfile, identifier,
2181                         key, ipconfig->address->prefixlen);
2182         g_free(key);
2183
2184         key = g_strdup_printf("%slocal_address", prefix);
2185         if (ipconfig->address->local != NULL)
2186                 g_key_file_set_string(keyfile, identifier,
2187                                 key, ipconfig->address->local);
2188         g_free(key);
2189
2190         key = g_strdup_printf("%speer_address", prefix);
2191         if (ipconfig->address->peer != NULL)
2192                 g_key_file_set_string(keyfile, identifier,
2193                                 key, ipconfig->address->peer);
2194         g_free(key);
2195
2196         key = g_strdup_printf("%sbroadcast_address", prefix);
2197         if (ipconfig->address->broadcast != NULL)
2198                 g_key_file_set_string(keyfile, identifier,
2199                         key, ipconfig->address->broadcast);
2200         g_free(key);
2201
2202         key = g_strdup_printf("%sgateway", prefix);
2203         if (ipconfig->address->gateway != NULL)
2204                 g_key_file_set_string(keyfile, identifier,
2205                         key, ipconfig->address->gateway);
2206         g_free(key);
2207
2208         return 0;
2209 }
2210
2211 int __connman_ipconfig_init(void)
2212 {
2213         DBG("");
2214
2215         ipdevice_hash = g_hash_table_new_full(g_direct_hash, g_direct_equal,
2216                                                         NULL, free_ipdevice);
2217
2218         return 0;
2219 }
2220
2221 void __connman_ipconfig_cleanup(void)
2222 {
2223         DBG("");
2224
2225         g_hash_table_destroy(ipdevice_hash);
2226         ipdevice_hash = NULL;
2227 }