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         int 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         char *last_dhcp_address;
  58 };
  59
  60 struct connman_ipdevice {
  61         int index;
  62         char *ifname;
  63         unsigned short type;
  64         unsigned int flags;
  65         char *address;
  66         uint16_t mtu;
  67         uint32_t rx_packets;
  68         uint32_t tx_packets;
  69         uint32_t rx_bytes;
  70         uint32_t tx_bytes;
  71         uint32_t rx_errors;
  72         uint32_t tx_errors;
  73         uint32_t rx_dropped;
  74         uint32_t tx_dropped;
  75
  76         GSList *address_list;
  77         char *ipv4_gateway;
  78         char *ipv6_gateway;
  79
  80         char *pac;
  81
  82         struct connman_ipconfig *config_ipv4;
  83         struct connman_ipconfig *config_ipv6;
  84
  85         gboolean ipv6_enabled;
  86         int ipv6_privacy;
  87 };
  88
  89 static GHashTable *ipdevice_hash = NULL;
  90 static GList *ipconfig_list = NULL;
  91
  92 struct connman_ipaddress *connman_ipaddress_alloc(int family)
  93 {
  94         struct connman_ipaddress *ipaddress;
  95
  96         ipaddress = g_try_new0(struct connman_ipaddress, 1);
  97         if (ipaddress == NULL)
  98                 return NULL;
  99
 100         ipaddress->family = family;
 101         ipaddress->prefixlen = 0;
 102         ipaddress->local = NULL;
 103         ipaddress->peer = NULL;
 104         ipaddress->broadcast = NULL;
 105         ipaddress->gateway = NULL;
 106
 107         return ipaddress;
 108 }
 109
 110 void connman_ipaddress_free(struct connman_ipaddress *ipaddress)
 111 {
 112         if (ipaddress == NULL)
 113                 return;
 114
 115         g_free(ipaddress->broadcast);
 116         g_free(ipaddress->peer);
 117         g_free(ipaddress->local);
 118         g_free(ipaddress->gateway);
 119         g_free(ipaddress);
 120 }
 121
 122 unsigned char __connman_ipconfig_netmask_prefix_len(const char *netmask)
 123 {
 124         unsigned char bits;
 125         in_addr_t mask;
 126         in_addr_t host;
 127
 128         if (netmask == NULL)
 129                 return 32;
 130
 131         mask = inet_network(netmask);
 132         host = ~mask;
 133
 134         /* a valid netmask must be 2^n - 1 */
 135         if ((host & (host + 1)) != 0)
 136                 return -1;
 137
 138         bits = 0;
 139         for (; mask; mask <<= 1)
 140                 ++bits;
 141
 142         return bits;
 143 }
 144
 145 static gboolean check_ipv6_address(const char *address)
 146 {
 147         unsigned char buf[sizeof(struct in6_addr)];
 148         int err;
 149
 150         if (address == NULL)
 151                 return FALSE;
 152
 153         err = inet_pton(AF_INET6, address, buf);
 154         if (err > 0)
 155                 return TRUE;
 156
 157         return FALSE;
 158 }
 159
 160 int connman_ipaddress_set_ipv6(struct connman_ipaddress *ipaddress,
 161                                 const char *address,
 162                                 unsigned char prefix_length,
 163                                 const char *gateway)
 164 {
 165         if (ipaddress == NULL)
 166                 return -EINVAL;
 167
 168         if (check_ipv6_address(address) == FALSE)
 169                 return -EINVAL;
 170
 171         if (check_ipv6_address(gateway) == FALSE)
 172                 return -EINVAL;
 173
 174         DBG("prefix_len %d address %s gateway %s",
 175                         prefix_length, address, gateway);
 176
 177         ipaddress->family = AF_INET6;
 178
 179         ipaddress->prefixlen = prefix_length;
 180
 181         g_free(ipaddress->local);
 182         ipaddress->local = g_strdup(address);
 183
 184         g_free(ipaddress->gateway);
 185         ipaddress->gateway = g_strdup(gateway);
 186
 187         return 0;
 188 }
 189
 190 int connman_ipaddress_set_ipv4(struct connman_ipaddress *ipaddress,
 191                 const char *address, const char *netmask, const char *gateway)
 192 {
 193         if (ipaddress == NULL)
 194                 return -EINVAL;
 195
 196         ipaddress->family = AF_INET;
 197
 198         ipaddress->prefixlen = __connman_ipconfig_netmask_prefix_len(netmask);
 199
 200         g_free(ipaddress->local);
 201         ipaddress->local = g_strdup(address);
 202
 203         g_free(ipaddress->gateway);
 204         ipaddress->gateway = g_strdup(gateway);
 205
 206         return 0;
 207 }
 208
 209 void connman_ipaddress_set_peer(struct connman_ipaddress *ipaddress,
 210                                 const char *peer)
 211 {
 212         if (ipaddress == NULL)
 213                 return;
 214
 215         g_free(ipaddress->peer);
 216         ipaddress->peer = g_strdup(peer);
 217 }
 218
 219 void connman_ipaddress_clear(struct connman_ipaddress *ipaddress)
 220 {
 221         if (ipaddress == NULL)
 222                 return;
 223
 224         ipaddress->prefixlen = 0;
 225
 226         g_free(ipaddress->local);
 227         ipaddress->local = NULL;
 228
 229         g_free(ipaddress->peer);
 230         ipaddress->peer = NULL;
 231
 232         g_free(ipaddress->broadcast);
 233         ipaddress->broadcast = NULL;
 234
 235         g_free(ipaddress->gateway);
 236         ipaddress->gateway = NULL;
 237 }
 238
 239 void connman_ipaddress_copy(struct connman_ipaddress *ipaddress,
 240                                         struct connman_ipaddress *source)
 241 {
 242         if (ipaddress == NULL || source == NULL)
 243                 return;
 244
 245         ipaddress->family = source->family;
 246         ipaddress->prefixlen = source->prefixlen;
 247
 248         g_free(ipaddress->local);
 249         ipaddress->local = g_strdup(source->local);
 250
 251         g_free(ipaddress->peer);
 252         ipaddress->peer = g_strdup(source->peer);
 253
 254         g_free(ipaddress->broadcast);
 255         ipaddress->broadcast = g_strdup(source->broadcast);
 256
 257         g_free(ipaddress->gateway);
 258         ipaddress->gateway = g_strdup(source->gateway);
 259 }
 260
 261 static void free_address_list(struct connman_ipdevice *ipdevice)
 262 {
 263         GSList *list;
 264
 265         for (list = ipdevice->address_list; list; list = list->next) {
 266                 struct connman_ipaddress *ipaddress = list->data;
 267
 268                 connman_ipaddress_free(ipaddress);
 269                 list->data = NULL;
 270         }
 271
 272         g_slist_free(ipdevice->address_list);
 273         ipdevice->address_list = NULL;
 274 }
 275
 276 static struct connman_ipaddress *find_ipaddress(struct connman_ipdevice *ipdevice,
 277                                 unsigned char prefixlen, const char *local)
 278 {
 279         GSList *list;
 280
 281         for (list = ipdevice->address_list; list; list = list->next) {
 282                 struct connman_ipaddress *ipaddress = list->data;
 283
 284                 if (g_strcmp0(ipaddress->local, local) == 0 &&
 285                                         ipaddress->prefixlen == prefixlen)
 286                         return ipaddress;
 287         }
 288
 289         return NULL;
 290 }
 291
 292 const char *__connman_ipconfig_type2string(enum connman_ipconfig_type type)
 293 {
 294         switch (type) {
 295         case CONNMAN_IPCONFIG_TYPE_UNKNOWN:
 296                 return "unknown";
 297         case CONNMAN_IPCONFIG_TYPE_IPV4:
 298                 return "IPv4";
 299         case CONNMAN_IPCONFIG_TYPE_IPV6:
 300                 return "IPv6";
 301         }
 302
 303         return NULL;
 304 }
 305
 306 static const char *type2str(unsigned short type)
 307 {
 308         switch (type) {
 309         case ARPHRD_ETHER:
 310                 return "ETHER";
 311         case ARPHRD_LOOPBACK:
 312                 return "LOOPBACK";
 313         case ARPHRD_PPP:
 314                 return "PPP";
 315         case ARPHRD_NONE:
 316                 return "NONE";
 317         case ARPHRD_VOID:
 318                 return "VOID";
 319         }
 320
 321         return "";
 322 }
 323
 324 static const char *scope2str(unsigned char scope)
 325 {
 326         switch (scope) {
 327         case 0:
 328                 return "UNIVERSE";
 329         case 253:
 330                 return "LINK";
 331         }
 332
 333         return "";
 334 }
 335
 336 static gboolean get_ipv6_state(gchar *ifname)
 337 {
 338         int disabled;
 339         gchar *path;
 340         FILE *f;
 341         gboolean enabled = FALSE;
 342
 343         if (ifname == NULL)
 344                 path = g_strdup("/proc/sys/net/ipv6/conf/all/disable_ipv6");
 345         else
 346                 path = g_strdup_printf(
 347                         "/proc/sys/net/ipv6/conf/%s/disable_ipv6", ifname);
 348
 349         if (path == NULL)
 350                 return enabled;
 351
 352         f = fopen(path, "r");
 353
 354         g_free(path);
 355
 356         if (f != NULL) {
 357                 if (fscanf(f, "%d", &disabled) > 0)
 358                         enabled = !disabled;
 359                 fclose(f);
 360         }
 361
 362         return enabled;
 363 }
 364
 365 static void set_ipv6_state(gchar *ifname, gboolean enable)
 366 {
 367         gchar *path;
 368         FILE *f;
 369
 370         if (ifname == NULL)
 371                 path = g_strdup("/proc/sys/net/ipv6/conf/all/disable_ipv6");
 372         else
 373                 path = g_strdup_printf(
 374                         "/proc/sys/net/ipv6/conf/%s/disable_ipv6", ifname);
 375
 376         if (path == NULL)
 377                 return;
 378
 379         f = fopen(path, "r+");
 380
 381         g_free(path);
 382
 383         if (f == NULL)
 384                 return;
 385
 386         if (enable == FALSE)
 387                 fprintf(f, "1");
 388         else
 389                 fprintf(f, "0");
 390
 391         fclose(f);
 392 }
 393
 394 static int get_ipv6_privacy(gchar *ifname)
 395 {
 396         gchar *path;
 397         FILE *f;
 398         int value;
 399
 400         if (ifname == NULL)
 401                 return 0;
 402
 403         path = g_strdup_printf("/proc/sys/net/ipv6/conf/%s/use_tempaddr",
 404                                                                 ifname);
 405
 406         if (path == NULL)
 407                 return 0;
 408
 409         f = fopen(path, "r");
 410
 411         g_free(path);
 412
 413         if (f == NULL)
 414                 return 0;
 415
 416         if (fscanf(f, "%d", &value) <= 0)
 417                 value = 0;
 418
 419         fclose(f);
 420
 421         return value;
 422 }
 423
 424 /* Enable the IPv6 privacy extension for stateless address autoconfiguration.
 425  * The privacy extension is described in RFC 3041 and RFC 4941
 426  */
 427 static void set_ipv6_privacy(gchar *ifname, int value)
 428 {
 429         gchar *path;
 430         FILE *f;
 431
 432         if (ifname == NULL)
 433                 return;
 434
 435         path = g_strdup_printf("/proc/sys/net/ipv6/conf/%s/use_tempaddr",
 436                                                                 ifname);
 437
 438         if (path == NULL)
 439                 return;
 440
 441         if (value < 0)
 442                 value = 0;
 443
 444         f = fopen(path, "r+");
 445
 446         g_free(path);
 447
 448         if (f == NULL)
 449                 return;
 450
 451         fprintf(f, "%d", value);
 452         fclose(f);
 453 }
 454
 455 static int get_rp_filter()
 456 {
 457         FILE *f;
 458         int value = -EINVAL, tmp;
 459
 460         f = fopen("/proc/sys/net/ipv4/conf/all/rp_filter", "r");
 461
 462         if (f != NULL) {
 463                 if (fscanf(f, "%d", &tmp) == 1)
 464                         value = tmp;
 465                 fclose(f);
 466         }
 467
 468         return value;
 469 }
 470
 471 static void set_rp_filter(int value)
 472 {
 473         FILE *f;
 474
 475         f = fopen("/proc/sys/net/ipv4/conf/all/rp_filter", "r+");
 476
 477         if (f == NULL)
 478                 return;
 479
 480         fprintf(f, "%d", value);
 481
 482         fclose(f);
 483 }
 484
 485 int __connman_ipconfig_set_rp_filter()
 486 {
 487         int value;
 488
 489         value = get_rp_filter();
 490
 491         if (value < 0)
 492                 return value;
 493
 494         set_rp_filter(2);
 495
 496         connman_info("rp_filter set to 2 (loose mode routing), "
 497                         "old value was %d", value);
 498
 499         return value;
 500 }
 501
 502 void __connman_ipconfig_unset_rp_filter(int old_value)
 503 {
 504         set_rp_filter(old_value);
 505
 506         connman_info("rp_filter restored to %d", old_value);
 507 }
 508
 509 static void free_ipdevice(gpointer data)
 510 {
 511         struct connman_ipdevice *ipdevice = data;
 512
 513         connman_info("%s {remove} index %d", ipdevice->ifname,
 514                                                         ipdevice->index);
 515
 516         if (ipdevice->config_ipv4 != NULL) {
 517                 connman_ipconfig_unref(ipdevice->config_ipv4);
 518                 ipdevice->config_ipv4 = NULL;
 519         }
 520
 521         if (ipdevice->config_ipv6 != NULL) {
 522                 connman_ipconfig_unref(ipdevice->config_ipv6);
 523                 ipdevice->config_ipv6 = NULL;
 524         }
 525
 526         free_address_list(ipdevice);
 527         g_free(ipdevice->ipv4_gateway);
 528         g_free(ipdevice->ipv6_gateway);
 529         g_free(ipdevice->pac);
 530
 531         g_free(ipdevice->address);
 532
 533         set_ipv6_state(ipdevice->ifname, ipdevice->ipv6_enabled);
 534         set_ipv6_privacy(ipdevice->ifname, ipdevice->ipv6_privacy);
 535
 536         g_free(ipdevice->ifname);
 537         g_free(ipdevice);
 538 }
 539
 540 static void __connman_ipconfig_lower_up(struct connman_ipdevice *ipdevice)
 541 {
 542         DBG("ipconfig ipv4 %p ipv6 %p", ipdevice->config_ipv4,
 543                                         ipdevice->config_ipv6);
 544 }
 545
 546 static void __connman_ipconfig_lower_down(struct connman_ipdevice *ipdevice)
 547 {
 548         DBG("ipconfig ipv4 %p ipv6 %p", ipdevice->config_ipv4,
 549                                         ipdevice->config_ipv6);
 550
 551         if (ipdevice->config_ipv4)
 552                 connman_inet_clear_address(ipdevice->index,
 553                                         ipdevice->config_ipv4->address);
 554
 555         if (ipdevice->config_ipv6)
 556                 connman_inet_clear_ipv6_address(ipdevice->index,
 557                                 ipdevice->config_ipv6->address->local,
 558                                 ipdevice->config_ipv6->address->prefixlen);
 559 }
 560
 561 static void update_stats(struct connman_ipdevice *ipdevice,
 562                                                 struct rtnl_link_stats *stats)
 563 {
 564         struct connman_service *service;
 565
 566         if (stats->rx_packets == 0 && stats->tx_packets == 0)
 567                 return;
 568
 569         connman_info("%s {RX} %u packets %u bytes", ipdevice->ifname,
 570                                         stats->rx_packets, stats->rx_bytes);
 571         connman_info("%s {TX} %u packets %u bytes", ipdevice->ifname,
 572                                         stats->tx_packets, stats->tx_bytes);
 573
 574         if (ipdevice->config_ipv4 == NULL && ipdevice->config_ipv6 == NULL)
 575                 return;
 576
 577         if (ipdevice->config_ipv4)
 578                 service = connman_ipconfig_get_data(ipdevice->config_ipv4);
 579         else if (ipdevice->config_ipv6)
 580                 service = connman_ipconfig_get_data(ipdevice->config_ipv6);
 581         else
 582                 return;
 583
 584         if (service == NULL)
 585                 return;
 586
 587         ipdevice->rx_packets = stats->rx_packets;
 588         ipdevice->tx_packets = stats->tx_packets;
 589         ipdevice->rx_bytes = stats->rx_bytes;
 590         ipdevice->tx_bytes = stats->tx_bytes;
 591         ipdevice->rx_errors = stats->rx_errors;
 592         ipdevice->tx_errors = stats->tx_errors;
 593         ipdevice->rx_dropped = stats->rx_dropped;
 594         ipdevice->tx_dropped = stats->tx_dropped;
 595
 596         __connman_service_notify(service,
 597                                 ipdevice->rx_packets, ipdevice->tx_packets,
 598                                 ipdevice->rx_bytes, ipdevice->tx_bytes,
 599                                 ipdevice->rx_errors, ipdevice->tx_errors,
 600                                 ipdevice->rx_dropped, ipdevice->tx_dropped);
 601 }
 602
 603 void __connman_ipconfig_newlink(int index, unsigned short type,
 604                                 unsigned int flags, const char *address,
 605                                                         unsigned short mtu,
 606                                                 struct rtnl_link_stats *stats)
 607 {
 608         struct connman_ipdevice *ipdevice;
 609         GList *list;
 610         GString *str;
 611         gboolean up = FALSE, down = FALSE;
 612         gboolean lower_up = FALSE, lower_down = FALSE;
 613
 614         DBG("index %d", index);
 615
 616         if (type == ARPHRD_LOOPBACK)
 617                 return;
 618
 619         ipdevice = g_hash_table_lookup(ipdevice_hash, GINT_TO_POINTER(index));
 620         if (ipdevice != NULL)
 621                 goto update;
 622
 623         ipdevice = g_try_new0(struct connman_ipdevice, 1);
 624         if (ipdevice == NULL)
 625                 return;
 626
 627         ipdevice->index = index;
 628         ipdevice->ifname = connman_inet_ifname(index);
 629         ipdevice->type = type;
 630
 631         ipdevice->ipv6_enabled = get_ipv6_state(ipdevice->ifname);
 632         ipdevice->ipv6_privacy = get_ipv6_privacy(ipdevice->ifname);
 633
 634         ipdevice->address = g_strdup(address);
 635
 636         g_hash_table_insert(ipdevice_hash, GINT_TO_POINTER(index), ipdevice);
 637
 638         connman_info("%s {create} index %d type %d <%s>", ipdevice->ifname,
 639                                                 index, type, type2str(type));
 640
 641 update:
 642         ipdevice->mtu = mtu;
 643
 644         update_stats(ipdevice, stats);
 645
 646         if (flags == ipdevice->flags)
 647                 return;
 648
 649         if ((ipdevice->flags & IFF_UP) != (flags & IFF_UP)) {
 650                 if (flags & IFF_UP)
 651                         up = TRUE;
 652                 else
 653                         down = TRUE;
 654         }
 655
 656         if ((ipdevice->flags & (IFF_RUNNING | IFF_LOWER_UP)) !=
 657                                 (flags & (IFF_RUNNING | IFF_LOWER_UP))) {
 658                 if ((flags & (IFF_RUNNING | IFF_LOWER_UP)) ==
 659                                         (IFF_RUNNING | IFF_LOWER_UP))
 660                         lower_up = TRUE;
 661                 else if ((flags & (IFF_RUNNING | IFF_LOWER_UP)) == 0)
 662                         lower_down = TRUE;
 663         }
 664
 665         ipdevice->flags = flags;
 666
 667         str = g_string_new(NULL);
 668         if (str == NULL)
 669                 return;
 670
 671         if (flags & IFF_UP)
 672                 g_string_append(str, "UP");
 673         else
 674                 g_string_append(str, "DOWN");
 675
 676         if (flags & IFF_RUNNING)
 677                 g_string_append(str, ",RUNNING");
 678
 679         if (flags & IFF_LOWER_UP)
 680                 g_string_append(str, ",LOWER_UP");
 681
 682         connman_info("%s {update} flags %u <%s>", ipdevice->ifname,
 683                                                         flags, str->str);
 684
 685         g_string_free(str, TRUE);
 686
 687         for (list = g_list_first(ipconfig_list); list;
 688                                                 list = g_list_next(list)) {
 689                 struct connman_ipconfig *ipconfig = list->data;
 690
 691                 if (index != ipconfig->index)
 692                         continue;
 693
 694                 if (ipconfig->ops == NULL)
 695                         continue;
 696
 697                 if (up == TRUE && ipconfig->ops->up)
 698                         ipconfig->ops->up(ipconfig);
 699                 if (lower_up == TRUE && ipconfig->ops->lower_up)
 700                         ipconfig->ops->lower_up(ipconfig);
 701
 702                 if (lower_down == TRUE && ipconfig->ops->lower_down)
 703                         ipconfig->ops->lower_down(ipconfig);
 704                 if (down == TRUE && ipconfig->ops->down)
 705                         ipconfig->ops->down(ipconfig);
 706         }
 707
 708 #if defined TIZEN_EXT
 709         if (g_strcmp0(ipdevice->address, address) != 0) {
 710                 g_free(ipdevice->address);
 711                 ipdevice->address = g_strdup(address);
 712         }
 713 #endif
 714
 715         if (lower_up)
 716                 __connman_ipconfig_lower_up(ipdevice);
 717         if (lower_down)
 718                 __connman_ipconfig_lower_down(ipdevice);
 719 }
 720
 721 void __connman_ipconfig_dellink(int index, struct rtnl_link_stats *stats)
 722 {
 723         struct connman_ipdevice *ipdevice;
 724         GList *list;
 725
 726         DBG("index %d", index);
 727
 728         ipdevice = g_hash_table_lookup(ipdevice_hash, GINT_TO_POINTER(index));
 729         if (ipdevice == NULL)
 730                 return;
 731
 732         update_stats(ipdevice, stats);
 733
 734         for (list = g_list_first(ipconfig_list); list;
 735                                                 list = g_list_next(list)) {
 736                 struct connman_ipconfig *ipconfig = list->data;
 737
 738                 if (index != ipconfig->index)
 739                         continue;
 740
 741                 ipconfig->index = -1;
 742
 743                 if (ipconfig->ops == NULL)
 744                         continue;
 745
 746                 if (ipconfig->ops->lower_down)
 747                         ipconfig->ops->lower_down(ipconfig);
 748                 if (ipconfig->ops->down)
 749                         ipconfig->ops->down(ipconfig);
 750         }
 751
 752         __connman_ipconfig_lower_down(ipdevice);
 753
 754         g_hash_table_remove(ipdevice_hash, GINT_TO_POINTER(index));
 755 }
 756
 757 static inline gint check_duplicate_address(gconstpointer a, gconstpointer b)
 758 {
 759         const struct connman_ipaddress *addr1 = a;
 760         const struct connman_ipaddress *addr2 = b;
 761
 762         if (addr1->prefixlen != addr2->prefixlen)
 763                 return addr2->prefixlen - addr1->prefixlen;
 764
 765         return g_strcmp0(addr1->local, addr2->local);
 766 }
 767
 768 void __connman_ipconfig_newaddr(int index, int family, const char *label,
 769                                 unsigned char prefixlen, const char *address)
 770 {
 771         struct connman_ipdevice *ipdevice;
 772         struct connman_ipaddress *ipaddress;
 773         enum connman_ipconfig_type type;
 774         GList *list;
 775
 776         DBG("index %d", index);
 777
 778         ipdevice = g_hash_table_lookup(ipdevice_hash, GINT_TO_POINTER(index));
 779         if (ipdevice == NULL)
 780                 return;
 781
 782         ipaddress = connman_ipaddress_alloc(family);
 783         if (ipaddress == NULL)
 784                 return;
 785
 786         ipaddress->prefixlen = prefixlen;
 787         ipaddress->local = g_strdup(address);
 788
 789         if (g_slist_find_custom(ipdevice->address_list, ipaddress,
 790                                         check_duplicate_address)) {
 791                 connman_ipaddress_free(ipaddress);
 792                 return;
 793         }
 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_append(ipdevice->address_list,
 803                                                                 ipaddress);
 804
 805         connman_info("%s {add} address %s/%u label %s family %d",
 806                 ipdevice->ifname, address, prefixlen, label, family);
 807
 808         if (ipdevice->config_ipv4 != NULL && family == AF_INET)
 809                 connman_ipaddress_copy(ipdevice->config_ipv4->system,
 810                                         ipaddress);
 811
 812         else if (ipdevice->config_ipv6 != NULL && family == AF_INET6)
 813                 connman_ipaddress_copy(ipdevice->config_ipv6->system,
 814                                         ipaddress);
 815         else
 816                 return;
 817
 818         if ((ipdevice->flags & (IFF_RUNNING | IFF_LOWER_UP)) != (IFF_RUNNING | IFF_LOWER_UP))
 819                 return;
 820
 821         for (list = g_list_first(ipconfig_list); list;
 822                                                 list = g_list_next(list)) {
 823                 struct connman_ipconfig *ipconfig = list->data;
 824
 825                 if (index != ipconfig->index)
 826                         continue;
 827
 828                 if (type != ipconfig->type)
 829                         continue;
 830
 831                 if (ipconfig->ops == NULL)
 832                         continue;
 833
 834                 if (ipconfig->ops->ip_bound)
 835                         ipconfig->ops->ip_bound(ipconfig);
 836         }
 837 }
 838
 839 void __connman_ipconfig_deladdr(int index, int family, const char *label,
 840                                 unsigned char prefixlen, const char *address)
 841 {
 842         struct connman_ipdevice *ipdevice;
 843         struct connman_ipaddress *ipaddress;
 844         enum connman_ipconfig_type type;
 845         GList *list;
 846
 847         DBG("index %d", index);
 848
 849         ipdevice = g_hash_table_lookup(ipdevice_hash, GINT_TO_POINTER(index));
 850         if (ipdevice == NULL)
 851                 return;
 852
 853         ipaddress = find_ipaddress(ipdevice, prefixlen, address);
 854         if (ipaddress == NULL)
 855                 return;
 856
 857         if (family == AF_INET)
 858                 type = CONNMAN_IPCONFIG_TYPE_IPV4;
 859         else if (family == AF_INET6)
 860                 type = CONNMAN_IPCONFIG_TYPE_IPV6;
 861         else
 862                 return;
 863
 864         ipdevice->address_list = g_slist_remove(ipdevice->address_list,
 865                                                                 ipaddress);
 866
 867         connman_ipaddress_clear(ipaddress);
 868         g_free(ipaddress);
 869
 870         connman_info("%s {del} address %s/%u label %s", ipdevice->ifname,
 871                                                 address, prefixlen, label);
 872
 873         if ((ipdevice->flags & (IFF_RUNNING | IFF_LOWER_UP)) != (IFF_RUNNING | IFF_LOWER_UP))
 874                 return;
 875
 876         if (g_slist_length(ipdevice->address_list) > 0)
 877                 return;
 878
 879         for (list = g_list_first(ipconfig_list); list;
 880                                                 list = g_list_next(list)) {
 881                 struct connman_ipconfig *ipconfig = list->data;
 882
 883                 if (index != ipconfig->index)
 884                         continue;
 885
 886                 if (type != ipconfig->type)
 887                         continue;
 888
 889                 if (ipconfig->ops == NULL)
 890                         continue;
 891
 892                 if (ipconfig->ops->ip_release)
 893                         ipconfig->ops->ip_release(ipconfig);
 894         }
 895 }
 896
 897 void __connman_ipconfig_newroute(int index, int family, unsigned char scope,
 898                                         const char *dst, const char *gateway)
 899 {
 900         struct connman_ipdevice *ipdevice;
 901
 902         DBG("index %d", index);
 903
 904         ipdevice = g_hash_table_lookup(ipdevice_hash, GINT_TO_POINTER(index));
 905         if (ipdevice == NULL)
 906                 return;
 907
 908         if (scope == 0 && (g_strcmp0(dst, "0.0.0.0") == 0 ||
 909                                                 g_strcmp0(dst, "::") == 0)) {
 910                 GSList *list;
 911                 GList *config_list;
 912                 enum connman_ipconfig_type type;
 913
 914                 if (family == AF_INET6) {
 915                         type = CONNMAN_IPCONFIG_TYPE_IPV6;
 916                         g_free(ipdevice->ipv6_gateway);
 917                         ipdevice->ipv6_gateway = g_strdup(gateway);
 918
 919                         if (ipdevice->config_ipv6 != NULL &&
 920                                 ipdevice->config_ipv6->system != NULL) {
 921                                 g_free(ipdevice->config_ipv6->system->gateway);
 922                                 ipdevice->config_ipv6->system->gateway =
 923                                         g_strdup(gateway);
 924                         }
 925                 } else if (family == AF_INET) {
 926                         type = CONNMAN_IPCONFIG_TYPE_IPV4;
 927                         g_free(ipdevice->ipv4_gateway);
 928                         ipdevice->ipv4_gateway = g_strdup(gateway);
 929
 930                         if (ipdevice->config_ipv4 != NULL &&
 931                                 ipdevice->config_ipv4->system != NULL) {
 932                                 g_free(ipdevice->config_ipv4->system->gateway);
 933                                 ipdevice->config_ipv4->system->gateway =
 934                                         g_strdup(gateway);
 935                         }
 936                 } else
 937                         return;
 938
 939                 for (list = ipdevice->address_list; list; list = list->next) {
 940                         struct connman_ipaddress *ipaddress = list->data;
 941
 942                         g_free(ipaddress->gateway);
 943                         ipaddress->gateway = g_strdup(gateway);
 944                 }
 945
 946                 for (config_list = g_list_first(ipconfig_list); config_list;
 947                                         config_list = g_list_next(config_list)) {
 948                         struct connman_ipconfig *ipconfig = config_list->data;
 949
 950                         if (index != ipconfig->index)
 951                                 continue;
 952
 953                         if (type != ipconfig->type)
 954                                 continue;
 955
 956                         if (ipconfig->ops == NULL)
 957                                 continue;
 958
 959                         if (ipconfig->ops->ip_bound)
 960                                 ipconfig->ops->ip_bound(ipconfig);
 961                 }
 962         }
 963
 964         connman_info("%s {add} route %s gw %s scope %u <%s>",
 965                                         ipdevice->ifname, dst, gateway,
 966                                                 scope, scope2str(scope));
 967 }
 968
 969 void __connman_ipconfig_delroute(int index, int family, unsigned char scope,
 970                                         const char *dst, const char *gateway)
 971 {
 972         struct connman_ipdevice *ipdevice;
 973
 974         DBG("index %d", index);
 975
 976         ipdevice = g_hash_table_lookup(ipdevice_hash, GINT_TO_POINTER(index));
 977         if (ipdevice == NULL)
 978                 return;
 979
 980         if (scope == 0 && (g_strcmp0(dst, "0.0.0.0") == 0 ||
 981                                                 g_strcmp0(dst, "::") == 0)) {
 982                 GSList *list;
 983                 GList *config_list;
 984                 enum connman_ipconfig_type type;
 985
 986                 if (family == AF_INET6) {
 987                         type = CONNMAN_IPCONFIG_TYPE_IPV6;
 988                         g_free(ipdevice->ipv6_gateway);
 989                         ipdevice->ipv6_gateway = NULL;
 990
 991                         if (ipdevice->config_ipv6 != NULL &&
 992                                 ipdevice->config_ipv6->system != NULL) {
 993                                 g_free(ipdevice->config_ipv6->system->gateway);
 994                                 ipdevice->config_ipv6->system->gateway = NULL;
 995                         }
 996                 } else if (family == AF_INET) {
 997                         type = CONNMAN_IPCONFIG_TYPE_IPV4;
 998                         g_free(ipdevice->ipv4_gateway);
 999                         ipdevice->ipv4_gateway = NULL;
1000
1001                         if (ipdevice->config_ipv4 != NULL &&
1002                                 ipdevice->config_ipv4->system != NULL) {
1003                                 g_free(ipdevice->config_ipv4->system->gateway);
1004                                 ipdevice->config_ipv4->system->gateway = NULL;
1005                         }
1006                 } else
1007                         return;
1008
1009                 for (list = ipdevice->address_list; list; list = list->next) {
1010                         struct connman_ipaddress *ipaddress = list->data;
1011
1012                         g_free(ipaddress->gateway);
1013                         ipaddress->gateway = NULL;
1014                 }
1015
1016                 for (config_list = g_list_first(ipconfig_list); config_list;
1017                                         config_list = g_list_next(config_list)) {
1018                         struct connman_ipconfig *ipconfig = config_list->data;
1019
1020                         if (index != ipconfig->index)
1021                                 continue;
1022
1023                         if (type != ipconfig->type)
1024                                 continue;
1025
1026                         if (ipconfig->ops == NULL)
1027                                 continue;
1028
1029                         if (ipconfig->ops->ip_release)
1030                                 ipconfig->ops->ip_release(ipconfig);
1031                 }
1032         }
1033
1034         connman_info("%s {del} route %s gw %s scope %u <%s>",
1035                                         ipdevice->ifname, dst, gateway,
1036                                                 scope, scope2str(scope));
1037 }
1038
1039 void __connman_ipconfig_foreach(void (*function) (int index, void *user_data),
1040                                                         void *user_data)
1041 {
1042         GList *list, *keys;
1043
1044         keys = g_hash_table_get_keys(ipdevice_hash);
1045         if (keys == NULL)
1046                 return;
1047
1048         for (list = g_list_first(keys); list; list = g_list_next(list)) {
1049                 int index = GPOINTER_TO_INT(list->data);
1050
1051                 function(index, user_data);
1052         }
1053
1054         g_list_free(keys);
1055 }
1056
1057 enum connman_ipconfig_type __connman_ipconfig_get_config_type(
1058                                         struct connman_ipconfig *ipconfig)
1059 {
1060         return ipconfig ? ipconfig->type : CONNMAN_IPCONFIG_TYPE_UNKNOWN;
1061 }
1062
1063 unsigned short __connman_ipconfig_get_type_from_index(int index)
1064 {
1065         struct connman_ipdevice *ipdevice;
1066
1067         ipdevice = g_hash_table_lookup(ipdevice_hash, GINT_TO_POINTER(index));
1068         if (ipdevice == NULL)
1069                 return ARPHRD_VOID;
1070
1071         return ipdevice->type;
1072 }
1073
1074 unsigned int __connman_ipconfig_get_flags_from_index(int index)
1075 {
1076         struct connman_ipdevice *ipdevice;
1077
1078         ipdevice = g_hash_table_lookup(ipdevice_hash, GINT_TO_POINTER(index));
1079         if (ipdevice == NULL)
1080                 return 0;
1081
1082         return ipdevice->flags;
1083 }
1084
1085 const char *__connman_ipconfig_get_gateway_from_index(int index)
1086 {
1087         struct connman_ipdevice *ipdevice;
1088
1089         ipdevice = g_hash_table_lookup(ipdevice_hash, GINT_TO_POINTER(index));
1090         if (ipdevice == NULL)
1091                 return NULL;
1092
1093         if (ipdevice->ipv4_gateway != NULL)
1094                 return ipdevice->ipv4_gateway;
1095
1096         if (ipdevice->config_ipv4 != NULL &&
1097                         ipdevice->config_ipv4->address != NULL)
1098                 return ipdevice->config_ipv4->address->gateway;
1099
1100         if (ipdevice->ipv6_gateway != NULL)
1101                 return ipdevice->ipv6_gateway;
1102
1103         if (ipdevice->config_ipv6 != NULL &&
1104                         ipdevice->config_ipv6->address != NULL)
1105                 return ipdevice->config_ipv6->address->gateway;
1106
1107         return NULL;
1108 }
1109
1110 void __connman_ipconfig_set_index(struct connman_ipconfig *ipconfig, int index)
1111 {
1112         ipconfig->index = index;
1113 }
1114
1115 const char *__connman_ipconfig_get_local(struct connman_ipconfig *ipconfig)
1116 {
1117         if (ipconfig->address == NULL)
1118                 return NULL;
1119
1120         return ipconfig->address->local;
1121 }
1122
1123 void __connman_ipconfig_set_local(struct connman_ipconfig *ipconfig, const char *address)
1124 {
1125         if (ipconfig->address == NULL)
1126                 return;
1127
1128         g_free(ipconfig->address->local);
1129         ipconfig->address->local = g_strdup(address);
1130 }
1131
1132 const char *__connman_ipconfig_get_peer(struct connman_ipconfig *ipconfig)
1133 {
1134         if (ipconfig->address == NULL)
1135                 return NULL;
1136
1137         return ipconfig->address->peer;
1138 }
1139
1140 void __connman_ipconfig_set_peer(struct connman_ipconfig *ipconfig, const char *address)
1141 {
1142         if (ipconfig->address == NULL)
1143                 return;
1144
1145         g_free(ipconfig->address->peer);
1146         ipconfig->address->peer = g_strdup(address);
1147 }
1148
1149 const char *__connman_ipconfig_get_broadcast(struct connman_ipconfig *ipconfig)
1150 {
1151         if (ipconfig->address == NULL)
1152                 return NULL;
1153
1154         return ipconfig->address->broadcast;
1155 }
1156
1157 void __connman_ipconfig_set_broadcast(struct connman_ipconfig *ipconfig, const char *broadcast)
1158 {
1159         if (ipconfig->address == NULL)
1160                 return;
1161
1162         g_free(ipconfig->address->broadcast);
1163         ipconfig->address->broadcast = g_strdup(broadcast);
1164 }
1165
1166 const char *__connman_ipconfig_get_gateway(struct connman_ipconfig *ipconfig)
1167 {
1168         if (ipconfig->address == NULL)
1169                 return NULL;
1170
1171         return ipconfig->address->gateway;
1172 }
1173
1174 void __connman_ipconfig_set_gateway(struct connman_ipconfig *ipconfig, const char *gateway)
1175 {
1176         DBG("");
1177
1178         if (ipconfig->address == NULL)
1179                 return;
1180         g_free(ipconfig->address->gateway);
1181         ipconfig->address->gateway = g_strdup(gateway);
1182 }
1183
1184 #if defined TIZEN_EXT
1185 /*
1186  * Description: __connman_service_lookup_from_index cannot find correct service
1187  */
1188 int __connman_ipconfig_gateway_add(struct connman_ipconfig *ipconfig, struct connman_service *service)
1189 #else
1190 int __connman_ipconfig_gateway_add(struct connman_ipconfig *ipconfig)
1191 #endif
1192 {
1193 #if !defined TIZEN_EXT
1194         struct connman_service *service;
1195 #endif
1196
1197         DBG("");
1198
1199         if (ipconfig->address == NULL)
1200                 return -EINVAL;
1201
1202 #if !defined TIZEN_EXT
1203         service = __connman_service_lookup_from_index(ipconfig->index);
1204 #endif
1205         if (service == NULL)
1206                 return -EINVAL;
1207
1208         __connman_connection_gateway_remove(service, ipconfig->type);
1209
1210         DBG("type %d gw %s peer %s", ipconfig->type,
1211                 ipconfig->address->gateway, ipconfig->address->peer);
1212
1213         if (ipconfig->type == CONNMAN_IPCONFIG_TYPE_IPV6 ||
1214                                 ipconfig->type == CONNMAN_IPCONFIG_TYPE_IPV4)
1215                 return __connman_connection_gateway_add(service,
1216                                                 ipconfig->address->gateway,
1217                                                 ipconfig->type,
1218                                                 ipconfig->address->peer);
1219
1220         return 0;
1221 }
1222
1223 void __connman_ipconfig_gateway_remove(struct connman_ipconfig *ipconfig)
1224 {
1225         struct connman_service *service;
1226
1227         DBG("");
1228
1229         service = __connman_service_lookup_from_index(ipconfig->index);
1230         if (service != NULL)
1231                 __connman_connection_gateway_remove(service, ipconfig->type);
1232 }
1233
1234 unsigned char __connman_ipconfig_get_prefixlen(struct connman_ipconfig *ipconfig)
1235 {
1236         if (ipconfig->address == NULL)
1237                 return 0;
1238
1239         return ipconfig->address->prefixlen;
1240 }
1241
1242 void __connman_ipconfig_set_prefixlen(struct connman_ipconfig *ipconfig, unsigned char prefixlen)
1243 {
1244         if (ipconfig->address == NULL)
1245                 return;
1246
1247         ipconfig->address->prefixlen = prefixlen;
1248 }
1249
1250 static struct connman_ipconfig *create_ipv6config(int index)
1251 {
1252         struct connman_ipconfig *ipv6config;
1253
1254         DBG("index %d", index);
1255
1256         ipv6config = g_try_new0(struct connman_ipconfig, 1);
1257         if (ipv6config == NULL)
1258                 return NULL;
1259
1260         ipv6config->refcount = 1;
1261
1262         ipv6config->index = index;
1263         ipv6config->type = CONNMAN_IPCONFIG_TYPE_IPV6;
1264         ipv6config->method = CONNMAN_IPCONFIG_METHOD_AUTO;
1265         ipv6config->ipv6_privacy_config = 0;
1266
1267         ipv6config->address = connman_ipaddress_alloc(AF_INET6);
1268         if (ipv6config->address == NULL) {
1269                 g_free(ipv6config);
1270                 return NULL;
1271         }
1272
1273         ipv6config->system = connman_ipaddress_alloc(AF_INET6);
1274
1275         DBG("ipconfig %p", ipv6config);
1276
1277         return ipv6config;
1278 }
1279
1280 /**
1281  * connman_ipconfig_create:
1282  *
1283  * Allocate a new ipconfig structure.
1284  *
1285  * Returns: a newly-allocated #connman_ipconfig structure
1286  */
1287 struct connman_ipconfig *connman_ipconfig_create(int index,
1288                                         enum connman_ipconfig_type type)
1289 {
1290         struct connman_ipconfig *ipconfig;
1291
1292         if (type == CONNMAN_IPCONFIG_TYPE_IPV6)
1293                 return create_ipv6config(index);
1294
1295         DBG("index %d", index);
1296
1297         ipconfig = g_try_new0(struct connman_ipconfig, 1);
1298         if (ipconfig == NULL)
1299                 return NULL;
1300
1301         ipconfig->refcount = 1;
1302
1303         ipconfig->index = index;
1304         ipconfig->type = CONNMAN_IPCONFIG_TYPE_IPV4;
1305
1306         ipconfig->address = connman_ipaddress_alloc(AF_INET);
1307         if (ipconfig->address == NULL) {
1308                 g_free(ipconfig);
1309                 return NULL;
1310         }
1311
1312         ipconfig->system = connman_ipaddress_alloc(AF_INET);
1313
1314         DBG("ipconfig %p", ipconfig);
1315
1316         return ipconfig;
1317 }
1318
1319
1320 /**
1321  * connman_ipconfig_ref:
1322  * @ipconfig: ipconfig structure
1323  *
1324  * Increase reference counter of ipconfig
1325  */
1326 struct connman_ipconfig *connman_ipconfig_ref(struct connman_ipconfig *ipconfig)
1327 {
1328         DBG("ipconfig %p refcount %d", ipconfig, ipconfig->refcount + 1);
1329
1330         __sync_fetch_and_add(&ipconfig->refcount, 1);
1331
1332         return ipconfig;
1333 }
1334
1335 /**
1336  * connman_ipconfig_unref:
1337  * @ipconfig: ipconfig structure
1338  *
1339  * Decrease reference counter of ipconfig
1340  */
1341 void connman_ipconfig_unref(struct connman_ipconfig *ipconfig)
1342 {
1343         if (ipconfig == NULL)
1344                 return;
1345
1346         DBG("ipconfig %p refcount %d", ipconfig, ipconfig->refcount - 1);
1347
1348         if (__sync_fetch_and_sub(&ipconfig->refcount, 1) != 1)
1349                 return;
1350
1351         if (__connman_ipconfig_disable(ipconfig) < 0)
1352                 ipconfig_list = g_list_remove(ipconfig_list, ipconfig);
1353
1354         connman_ipconfig_set_ops(ipconfig, NULL);
1355
1356         if (ipconfig->origin != NULL) {
1357                 connman_ipconfig_unref(ipconfig->origin);
1358                 ipconfig->origin = NULL;
1359         }
1360
1361         connman_ipaddress_free(ipconfig->system);
1362         connman_ipaddress_free(ipconfig->address);
1363         g_free(ipconfig->last_dhcp_address);
1364         g_free(ipconfig);
1365 }
1366
1367 /**
1368  * connman_ipconfig_get_data:
1369  * @ipconfig: ipconfig structure
1370  *
1371  * Get private data pointer
1372  */
1373 void *connman_ipconfig_get_data(struct connman_ipconfig *ipconfig)
1374 {
1375         if (ipconfig == NULL)
1376                 return NULL;
1377
1378         return ipconfig->ops_data;
1379 }
1380
1381 /**
1382  * connman_ipconfig_set_data:
1383  * @ipconfig: ipconfig structure
1384  * @data: data pointer
1385  *
1386  * Set private data pointer
1387  */
1388 void connman_ipconfig_set_data(struct connman_ipconfig *ipconfig, void *data)
1389 {
1390         ipconfig->ops_data = data;
1391 }
1392
1393 /**
1394  * connman_ipconfig_get_index:
1395  * @ipconfig: ipconfig structure
1396  *
1397  * Get interface index
1398  */
1399 int connman_ipconfig_get_index(struct connman_ipconfig *ipconfig)
1400 {
1401         if (ipconfig == NULL)
1402                 return -1;
1403
1404         if (ipconfig->origin != NULL)
1405                 return ipconfig->origin->index;
1406
1407         return ipconfig->index;
1408 }
1409
1410 /**
1411  * connman_ipconfig_get_ifname:
1412  * @ipconfig: ipconfig structure
1413  *
1414  * Get interface name
1415  */
1416 const char *connman_ipconfig_get_ifname(struct connman_ipconfig *ipconfig)
1417 {
1418         struct connman_ipdevice *ipdevice;
1419
1420         if (ipconfig == NULL)
1421                 return NULL;
1422
1423         if (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->ifname;
1432 }
1433
1434 /**
1435  * connman_ipconfig_set_ops:
1436  * @ipconfig: ipconfig structure
1437  * @ops: operation callbacks
1438  *
1439  * Set the operation callbacks
1440  */
1441 void connman_ipconfig_set_ops(struct connman_ipconfig *ipconfig,
1442                                 const struct connman_ipconfig_ops *ops)
1443 {
1444         ipconfig->ops = ops;
1445 }
1446
1447 /**
1448  * connman_ipconfig_set_method:
1449  * @ipconfig: ipconfig structure
1450  * @method: configuration method
1451  *
1452  * Set the configuration method
1453  */
1454 int connman_ipconfig_set_method(struct connman_ipconfig *ipconfig,
1455                                         enum connman_ipconfig_method method)
1456 {
1457         ipconfig->method = method;
1458
1459         return 0;
1460 }
1461
1462 enum connman_ipconfig_method __connman_ipconfig_get_method(struct connman_ipconfig *ipconfig)
1463 {
1464         if (ipconfig == NULL)
1465                 return CONNMAN_IPCONFIG_METHOD_UNKNOWN;
1466
1467         return ipconfig->method;
1468 }
1469
1470 int __connman_ipconfig_address_add(struct connman_ipconfig *ipconfig)
1471 {
1472         DBG("");
1473
1474         switch (ipconfig->method) {
1475         case CONNMAN_IPCONFIG_METHOD_UNKNOWN:
1476         case CONNMAN_IPCONFIG_METHOD_OFF:
1477         case CONNMAN_IPCONFIG_METHOD_AUTO:
1478                 break;
1479         case CONNMAN_IPCONFIG_METHOD_FIXED:
1480         case CONNMAN_IPCONFIG_METHOD_DHCP:
1481         case CONNMAN_IPCONFIG_METHOD_MANUAL:
1482                 if (ipconfig->type == CONNMAN_IPCONFIG_TYPE_IPV4)
1483                         return connman_inet_set_address(ipconfig->index,
1484                                                         ipconfig->address);
1485                 else if (ipconfig->type == CONNMAN_IPCONFIG_TYPE_IPV6)
1486                         return connman_inet_set_ipv6_address(
1487                                         ipconfig->index, ipconfig->address);
1488         }
1489
1490         return 0;
1491 }
1492
1493 int __connman_ipconfig_address_remove(struct connman_ipconfig *ipconfig)
1494 {
1495         int err;
1496
1497         DBG("");
1498
1499         if (ipconfig == NULL)
1500                 return 0;
1501
1502         DBG("method %d", ipconfig->method);
1503
1504         switch (ipconfig->method) {
1505         case CONNMAN_IPCONFIG_METHOD_UNKNOWN:
1506         case CONNMAN_IPCONFIG_METHOD_OFF:
1507         case CONNMAN_IPCONFIG_METHOD_AUTO:
1508                 break;
1509         case CONNMAN_IPCONFIG_METHOD_FIXED:
1510         case CONNMAN_IPCONFIG_METHOD_DHCP:
1511         case CONNMAN_IPCONFIG_METHOD_MANUAL:
1512                 err = __connman_ipconfig_address_unset(ipconfig);
1513                 connman_ipaddress_clear(ipconfig->address);
1514
1515                 return err;
1516         }
1517
1518         return 0;
1519 }
1520
1521 int __connman_ipconfig_address_unset(struct connman_ipconfig *ipconfig)
1522 {
1523         int err;
1524
1525         DBG("");
1526
1527         if (ipconfig == NULL)
1528                 return 0;
1529
1530         DBG("method %d", ipconfig->method);
1531
1532         switch (ipconfig->method) {
1533         case CONNMAN_IPCONFIG_METHOD_UNKNOWN:
1534         case CONNMAN_IPCONFIG_METHOD_OFF:
1535         case CONNMAN_IPCONFIG_METHOD_AUTO:
1536                 break;
1537         case CONNMAN_IPCONFIG_METHOD_FIXED:
1538         case CONNMAN_IPCONFIG_METHOD_DHCP:
1539         case CONNMAN_IPCONFIG_METHOD_MANUAL:
1540                 if (ipconfig->type == CONNMAN_IPCONFIG_TYPE_IPV4)
1541                         err = connman_inet_clear_address(ipconfig->index,
1542                                                         ipconfig->address);
1543                 else if (ipconfig->type == CONNMAN_IPCONFIG_TYPE_IPV6)
1544                         err = connman_inet_clear_ipv6_address(
1545                                                 ipconfig->index,
1546                                                 ipconfig->address->local,
1547                                                 ipconfig->address->prefixlen);
1548                 else
1549                         err = -EINVAL;
1550
1551                 return err;
1552         }
1553
1554         return 0;
1555 }
1556
1557 int __connman_ipconfig_set_proxy_autoconfig(struct connman_ipconfig *ipconfig,
1558                                                         const char *url)
1559 {
1560         struct connman_ipdevice *ipdevice;
1561
1562         DBG("ipconfig %p", ipconfig);
1563
1564         if (ipconfig == NULL || ipconfig->index < 0)
1565                 return -ENODEV;
1566
1567         ipdevice = g_hash_table_lookup(ipdevice_hash,
1568                                         GINT_TO_POINTER(ipconfig->index));
1569         if (ipdevice == NULL)
1570                 return -ENXIO;
1571
1572         g_free(ipdevice->pac);
1573         ipdevice->pac = g_strdup(url);
1574
1575         return 0;
1576 }
1577
1578 const char *__connman_ipconfig_get_proxy_autoconfig(struct connman_ipconfig *ipconfig)
1579 {
1580         struct connman_ipdevice *ipdevice;
1581
1582         DBG("ipconfig %p", ipconfig);
1583
1584         if (ipconfig == NULL || ipconfig->index < 0)
1585                 return NULL;
1586
1587         ipdevice = g_hash_table_lookup(ipdevice_hash,
1588                                         GINT_TO_POINTER(ipconfig->index));
1589         if (ipdevice == NULL)
1590                 return NULL;
1591
1592         return ipdevice->pac;
1593 }
1594
1595 void __connman_ipconfig_set_dhcp_address(struct connman_ipconfig *ipconfig,
1596                                         const char *address)
1597 {
1598         if (ipconfig == NULL)
1599                 return;
1600
1601         g_free(ipconfig->last_dhcp_address);
1602         ipconfig->last_dhcp_address = g_strdup(address);
1603 }
1604
1605 char *__connman_ipconfig_get_dhcp_address(struct connman_ipconfig *ipconfig)
1606 {
1607         if (ipconfig == NULL)
1608                 return NULL;
1609
1610         return ipconfig->last_dhcp_address;
1611 }
1612
1613 static void disable_ipv6(struct connman_ipconfig *ipconfig)
1614 {
1615         struct connman_ipdevice *ipdevice;
1616
1617         DBG("");
1618
1619         ipdevice = g_hash_table_lookup(ipdevice_hash,
1620                                         GINT_TO_POINTER(ipconfig->index));
1621         if (ipdevice == NULL)
1622                 return;
1623
1624         set_ipv6_state(ipdevice->ifname, FALSE);
1625 }
1626
1627 static void enable_ipv6(struct connman_ipconfig *ipconfig)
1628 {
1629         struct connman_ipdevice *ipdevice;
1630
1631         DBG("");
1632
1633         ipdevice = g_hash_table_lookup(ipdevice_hash,
1634                                         GINT_TO_POINTER(ipconfig->index));
1635         if (ipdevice == NULL)
1636                 return;
1637
1638         if (ipconfig->method == CONNMAN_IPCONFIG_METHOD_AUTO)
1639                 set_ipv6_privacy(ipdevice->ifname,
1640                                 ipconfig->ipv6_privacy_config);
1641
1642         set_ipv6_state(ipdevice->ifname, TRUE);
1643 }
1644
1645 void __connman_ipconfig_enable_ipv6(struct connman_ipconfig *ipconfig)
1646 {
1647         if (ipconfig == NULL || ipconfig->type != CONNMAN_IPCONFIG_TYPE_IPV6)
1648                 return;
1649
1650         enable_ipv6(ipconfig);
1651 }
1652
1653 void __connman_ipconfig_disable_ipv6(struct connman_ipconfig *ipconfig)
1654 {
1655         if (ipconfig == NULL || ipconfig->type != CONNMAN_IPCONFIG_TYPE_IPV6)
1656                 return;
1657
1658         disable_ipv6(ipconfig);
1659 }
1660
1661 int __connman_ipconfig_enable(struct connman_ipconfig *ipconfig)
1662 {
1663         struct connman_ipdevice *ipdevice;
1664         gboolean up = FALSE, down = FALSE;
1665         gboolean lower_up = FALSE, lower_down = FALSE;
1666         enum connman_ipconfig_type type;
1667
1668         DBG("ipconfig %p", ipconfig);
1669
1670         if (ipconfig == NULL || ipconfig->index < 0)
1671                 return -ENODEV;
1672
1673         ipdevice = g_hash_table_lookup(ipdevice_hash,
1674                                         GINT_TO_POINTER(ipconfig->index));
1675         if (ipdevice == NULL)
1676                 return -ENXIO;
1677
1678         if (ipconfig->type == CONNMAN_IPCONFIG_TYPE_IPV4) {
1679                 if (ipdevice->config_ipv4 == ipconfig)
1680                         return -EALREADY;
1681                 type = CONNMAN_IPCONFIG_TYPE_IPV4;
1682         } else if (ipconfig->type == CONNMAN_IPCONFIG_TYPE_IPV6) {
1683                 if (ipdevice->config_ipv6 == ipconfig)
1684                         return -EALREADY;
1685                 type = CONNMAN_IPCONFIG_TYPE_IPV6;
1686                 enable_ipv6(ipconfig);
1687         } else
1688                 return -EINVAL;
1689
1690         if (type == CONNMAN_IPCONFIG_TYPE_IPV4 &&
1691                                         ipdevice->config_ipv4 != NULL) {
1692                 ipconfig_list = g_list_remove(ipconfig_list,
1693                                                         ipdevice->config_ipv4);
1694
1695                 connman_ipaddress_clear(ipdevice->config_ipv4->system);
1696
1697                 connman_ipconfig_unref(ipdevice->config_ipv4);
1698         }
1699
1700         if (type == CONNMAN_IPCONFIG_TYPE_IPV6 &&
1701                                         ipdevice->config_ipv6 != NULL) {
1702                 ipconfig_list = g_list_remove(ipconfig_list,
1703                                                         ipdevice->config_ipv6);
1704
1705                 connman_ipaddress_clear(ipdevice->config_ipv6->system);
1706
1707                 connman_ipconfig_unref(ipdevice->config_ipv6);
1708         }
1709
1710         if (type == CONNMAN_IPCONFIG_TYPE_IPV4)
1711                 ipdevice->config_ipv4 = connman_ipconfig_ref(ipconfig);
1712         else if (type == CONNMAN_IPCONFIG_TYPE_IPV6)
1713                 ipdevice->config_ipv6 = connman_ipconfig_ref(ipconfig);
1714
1715         ipconfig_list = g_list_append(ipconfig_list, ipconfig);
1716
1717         if (ipdevice->flags & IFF_UP)
1718                 up = TRUE;
1719         else
1720                 down = TRUE;
1721
1722         if ((ipdevice->flags & (IFF_RUNNING | IFF_LOWER_UP)) ==
1723                         (IFF_RUNNING | IFF_LOWER_UP))
1724                 lower_up = TRUE;
1725         else if ((ipdevice->flags & (IFF_RUNNING | IFF_LOWER_UP)) == 0)
1726                 lower_down = TRUE;
1727
1728         if (up == TRUE && ipconfig->ops->up)
1729                 ipconfig->ops->up(ipconfig);
1730         if (lower_up == TRUE && ipconfig->ops->lower_up)
1731                 ipconfig->ops->lower_up(ipconfig);
1732
1733         if (lower_down == TRUE && ipconfig->ops->lower_down)
1734                 ipconfig->ops->lower_down(ipconfig);
1735         if (down == TRUE && ipconfig->ops->down)
1736                 ipconfig->ops->down(ipconfig);
1737
1738         return 0;
1739 }
1740
1741 int __connman_ipconfig_disable(struct connman_ipconfig *ipconfig)
1742 {
1743         struct connman_ipdevice *ipdevice;
1744
1745         DBG("ipconfig %p", ipconfig);
1746
1747         if (ipconfig == NULL || ipconfig->index < 0)
1748                 return -ENODEV;
1749
1750         ipdevice = g_hash_table_lookup(ipdevice_hash,
1751                                         GINT_TO_POINTER(ipconfig->index));
1752         if (ipdevice == NULL)
1753                 return -ENXIO;
1754
1755         if (ipdevice->config_ipv4 == NULL && ipdevice->config_ipv6 == NULL)
1756                 return -EINVAL;
1757
1758         if (ipdevice->config_ipv4 == ipconfig) {
1759                 ipconfig_list = g_list_remove(ipconfig_list, ipconfig);
1760
1761                 connman_ipaddress_clear(ipdevice->config_ipv4->system);
1762                 connman_ipconfig_unref(ipdevice->config_ipv4);
1763                 ipdevice->config_ipv4 = NULL;
1764                 return 0;
1765         }
1766
1767         if (ipdevice->config_ipv6 == ipconfig) {
1768                 ipconfig_list = g_list_remove(ipconfig_list, ipconfig);
1769
1770                 if (ipdevice->config_ipv6->method ==
1771                                                 CONNMAN_IPCONFIG_METHOD_AUTO)
1772                         disable_ipv6(ipdevice->config_ipv6);
1773
1774                 connman_ipaddress_clear(ipdevice->config_ipv6->system);
1775                 connman_ipconfig_unref(ipdevice->config_ipv6);
1776                 ipdevice->config_ipv6 = NULL;
1777                 return 0;
1778         }
1779
1780         return -EINVAL;
1781 }
1782
1783 const char *__connman_ipconfig_method2string(enum connman_ipconfig_method method)
1784 {
1785         switch (method) {
1786         case CONNMAN_IPCONFIG_METHOD_UNKNOWN:
1787                 break;
1788         case CONNMAN_IPCONFIG_METHOD_OFF:
1789                 return "off";
1790         case CONNMAN_IPCONFIG_METHOD_FIXED:
1791                 return "fixed";
1792         case CONNMAN_IPCONFIG_METHOD_MANUAL:
1793                 return "manual";
1794         case CONNMAN_IPCONFIG_METHOD_DHCP:
1795                 return "dhcp";
1796         case CONNMAN_IPCONFIG_METHOD_AUTO:
1797                 return "auto";
1798         }
1799
1800         return NULL;
1801 }
1802
1803 enum connman_ipconfig_method __connman_ipconfig_string2method(const char *method)
1804 {
1805         if (g_strcmp0(method, "off") == 0)
1806                 return CONNMAN_IPCONFIG_METHOD_OFF;
1807         else if (g_strcmp0(method, "fixed") == 0)
1808                 return CONNMAN_IPCONFIG_METHOD_FIXED;
1809         else if (g_strcmp0(method, "manual") == 0)
1810                 return CONNMAN_IPCONFIG_METHOD_MANUAL;
1811         else if (g_strcmp0(method, "dhcp") == 0)
1812                 return CONNMAN_IPCONFIG_METHOD_DHCP;
1813         else if (g_strcmp0(method, "auto") == 0)
1814                 return CONNMAN_IPCONFIG_METHOD_AUTO;
1815         else
1816                 return CONNMAN_IPCONFIG_METHOD_UNKNOWN;
1817 }
1818
1819 static const char *privacy2string(int privacy)
1820 {
1821         if (privacy <= 0)
1822                 return "disabled";
1823         else if (privacy == 1)
1824                 return "enabled";
1825         else if (privacy > 1)
1826                 return "prefered";
1827
1828         return "disabled";
1829 }
1830
1831 static int string2privacy(const char *privacy)
1832 {
1833         if (g_strcmp0(privacy, "disabled") == 0)
1834                 return 0;
1835         else if (g_strcmp0(privacy, "enabled") == 0)
1836                 return 1;
1837         else if (g_strcmp0(privacy, "prefered") == 0)
1838                 return 2;
1839         else
1840                 return 0;
1841 }
1842
1843 void __connman_ipconfig_append_ipv4(struct connman_ipconfig *ipconfig,
1844                                                         DBusMessageIter *iter)
1845 {
1846         const char *str;
1847
1848         DBG("");
1849
1850         if (ipconfig->type != CONNMAN_IPCONFIG_TYPE_IPV4)
1851                 return;
1852
1853         str = __connman_ipconfig_method2string(ipconfig->method);
1854         if (str == NULL)
1855                 return;
1856
1857         connman_dbus_dict_append_basic(iter, "Method", DBUS_TYPE_STRING, &str);
1858
1859         if (ipconfig->system == NULL)
1860                 return;
1861
1862         if (ipconfig->system->local != NULL) {
1863                 in_addr_t addr;
1864                 struct in_addr netmask;
1865                 char *mask;
1866
1867                 connman_dbus_dict_append_basic(iter, "Address",
1868                                 DBUS_TYPE_STRING, &ipconfig->system->local);
1869
1870                 addr = 0xffffffff << (32 - ipconfig->system->prefixlen);
1871                 netmask.s_addr = htonl(addr);
1872                 mask = inet_ntoa(netmask);
1873                 connman_dbus_dict_append_basic(iter, "Netmask",
1874                                                 DBUS_TYPE_STRING, &mask);
1875         }
1876
1877         if (ipconfig->system->gateway != NULL)
1878                 connman_dbus_dict_append_basic(iter, "Gateway",
1879                                 DBUS_TYPE_STRING, &ipconfig->system->gateway);
1880 }
1881
1882 void __connman_ipconfig_append_ipv6(struct connman_ipconfig *ipconfig,
1883                                         DBusMessageIter *iter,
1884                                         struct connman_ipconfig *ipconfig_ipv4)
1885 {
1886         const char *str, *privacy;
1887
1888         DBG("");
1889
1890         if (ipconfig->type != CONNMAN_IPCONFIG_TYPE_IPV6)
1891                 return;
1892
1893         str = __connman_ipconfig_method2string(ipconfig->method);
1894         if (str == NULL)
1895                 return;
1896
1897         if (ipconfig_ipv4 != NULL &&
1898                         ipconfig->method == CONNMAN_IPCONFIG_METHOD_AUTO) {
1899                 if (__connman_6to4_check(ipconfig_ipv4) == 1)
1900                         str = "6to4";
1901         }
1902
1903         connman_dbus_dict_append_basic(iter, "Method", DBUS_TYPE_STRING, &str);
1904
1905         if (ipconfig->system == NULL)
1906                 return;
1907
1908         if (ipconfig->system->local != NULL) {
1909                 connman_dbus_dict_append_basic(iter, "Address",
1910                                 DBUS_TYPE_STRING, &ipconfig->system->local);
1911                 connman_dbus_dict_append_basic(iter, "PrefixLength",
1912                                                 DBUS_TYPE_BYTE,
1913                                                 &ipconfig->system->prefixlen);
1914         }
1915
1916         if (ipconfig->system->gateway != NULL)
1917                 connman_dbus_dict_append_basic(iter, "Gateway",
1918                                 DBUS_TYPE_STRING, &ipconfig->system->gateway);
1919
1920         privacy = privacy2string(ipconfig->ipv6_privacy_config);
1921         connman_dbus_dict_append_basic(iter, "Privacy",
1922                                 DBUS_TYPE_STRING, &privacy);
1923 }
1924
1925 void __connman_ipconfig_append_ipv6config(struct connman_ipconfig *ipconfig,
1926                                                         DBusMessageIter *iter)
1927 {
1928         const char *str, *privacy;
1929
1930         DBG("");
1931
1932         str = __connman_ipconfig_method2string(ipconfig->method);
1933         if (str == NULL)
1934                 return;
1935
1936         connman_dbus_dict_append_basic(iter, "Method", DBUS_TYPE_STRING, &str);
1937
1938         switch (ipconfig->method) {
1939         case CONNMAN_IPCONFIG_METHOD_UNKNOWN:
1940         case CONNMAN_IPCONFIG_METHOD_OFF:
1941         case CONNMAN_IPCONFIG_METHOD_DHCP:
1942                 return;
1943         case CONNMAN_IPCONFIG_METHOD_FIXED:
1944         case CONNMAN_IPCONFIG_METHOD_MANUAL:
1945         case CONNMAN_IPCONFIG_METHOD_AUTO:
1946                 break;
1947         }
1948
1949         if (ipconfig->address == NULL)
1950                 return;
1951
1952         if (ipconfig->address->local != NULL) {
1953                 connman_dbus_dict_append_basic(iter, "Address",
1954                                 DBUS_TYPE_STRING, &ipconfig->address->local);
1955                 connman_dbus_dict_append_basic(iter, "PrefixLength",
1956                                                 DBUS_TYPE_BYTE,
1957                                                 &ipconfig->address->prefixlen);
1958         }
1959
1960         if (ipconfig->address->gateway != NULL)
1961                 connman_dbus_dict_append_basic(iter, "Gateway",
1962                                 DBUS_TYPE_STRING, &ipconfig->address->gateway);
1963
1964         privacy = privacy2string(ipconfig->ipv6_privacy_config);
1965         connman_dbus_dict_append_basic(iter, "Privacy",
1966                                 DBUS_TYPE_STRING, &privacy);
1967 }
1968
1969 void __connman_ipconfig_append_ipv4config(struct connman_ipconfig *ipconfig,
1970                                                         DBusMessageIter *iter)
1971 {
1972         const char *str;
1973
1974         DBG("");
1975
1976         str = __connman_ipconfig_method2string(ipconfig->method);
1977         if (str == NULL)
1978                 return;
1979
1980         connman_dbus_dict_append_basic(iter, "Method", DBUS_TYPE_STRING, &str);
1981
1982         switch (ipconfig->method) {
1983         case CONNMAN_IPCONFIG_METHOD_UNKNOWN:
1984         case CONNMAN_IPCONFIG_METHOD_OFF:
1985         case CONNMAN_IPCONFIG_METHOD_DHCP:
1986         case CONNMAN_IPCONFIG_METHOD_AUTO:
1987                 return;
1988         case CONNMAN_IPCONFIG_METHOD_FIXED:
1989         case CONNMAN_IPCONFIG_METHOD_MANUAL:
1990                 break;
1991         }
1992
1993         if (ipconfig->address == NULL)
1994                 return;
1995
1996         if (ipconfig->address->local != NULL) {
1997                 in_addr_t addr;
1998                 struct in_addr netmask;
1999                 char *mask;
2000
2001                 connman_dbus_dict_append_basic(iter, "Address",
2002                                 DBUS_TYPE_STRING, &ipconfig->address->local);
2003
2004                 addr = 0xffffffff << (32 - ipconfig->address->prefixlen);
2005                 netmask.s_addr = htonl(addr);
2006                 mask = inet_ntoa(netmask);
2007                 connman_dbus_dict_append_basic(iter, "Netmask",
2008                                                 DBUS_TYPE_STRING, &mask);
2009         }
2010
2011         if (ipconfig->address->gateway != NULL)
2012                 connman_dbus_dict_append_basic(iter, "Gateway",
2013                                 DBUS_TYPE_STRING, &ipconfig->address->gateway);
2014 }
2015
2016 int __connman_ipconfig_set_config(struct connman_ipconfig *ipconfig,
2017                                                         DBusMessageIter *array)
2018 {
2019         enum connman_ipconfig_method method = CONNMAN_IPCONFIG_METHOD_UNKNOWN;
2020         const char *address = NULL, *netmask = NULL, *gateway = NULL,
2021                 *prefix_length_string = NULL, *privacy_string = NULL;
2022         int prefix_length = 0, privacy = 0;
2023         DBusMessageIter dict;
2024
2025         DBG("ipconfig %p", ipconfig);
2026
2027         if (dbus_message_iter_get_arg_type(array) != DBUS_TYPE_ARRAY)
2028                 return -EINVAL;
2029
2030         dbus_message_iter_recurse(array, &dict);
2031
2032         while (dbus_message_iter_get_arg_type(&dict) == DBUS_TYPE_DICT_ENTRY) {
2033                 DBusMessageIter entry;
2034                 const char *key;
2035                 int type;
2036
2037                 dbus_message_iter_recurse(&dict, &entry);
2038
2039                 if (dbus_message_iter_get_arg_type(&entry) != DBUS_TYPE_STRING)
2040                         return -EINVAL;
2041
2042                 dbus_message_iter_get_basic(&entry, &key);
2043                 dbus_message_iter_next(&entry);
2044
2045                 type = dbus_message_iter_get_arg_type(&entry);
2046
2047                 if (g_str_equal(key, "Method") == TRUE) {
2048                         const char *str;
2049
2050                         if (type != DBUS_TYPE_STRING)
2051                                 return -EINVAL;
2052
2053                         dbus_message_iter_get_basic(&entry, &str);
2054                         method = __connman_ipconfig_string2method(str);
2055                 } else if (g_str_equal(key, "Address") == TRUE) {
2056                         if (type != DBUS_TYPE_STRING)
2057                                 return -EINVAL;
2058
2059                         dbus_message_iter_get_basic(&entry, &address);
2060                 } else if (g_str_equal(key, "PrefixLength") == TRUE) {
2061                         if (type != DBUS_TYPE_STRING)
2062                                 return -EINVAL;
2063
2064                         dbus_message_iter_get_basic(&entry,
2065                                                         &prefix_length_string);
2066
2067                         prefix_length = atoi(prefix_length_string);
2068                         if (prefix_length < 0 || prefix_length > 128)
2069                                 return -EINVAL;
2070
2071                 } else if (g_str_equal(key, "Netmask") == TRUE) {
2072                         if (type != DBUS_TYPE_STRING)
2073                                 return -EINVAL;
2074
2075                         dbus_message_iter_get_basic(&entry, &netmask);
2076                 } else if (g_str_equal(key, "Gateway") == TRUE) {
2077                         if (type != DBUS_TYPE_STRING)
2078                                 return -EINVAL;
2079
2080                         dbus_message_iter_get_basic(&entry, &gateway);
2081                 } else if (g_str_equal(key, "Privacy") == TRUE) {
2082                         if (type != DBUS_TYPE_STRING)
2083                                 return -EINVAL;
2084
2085                         dbus_message_iter_get_basic(&entry, &privacy_string);
2086                         privacy = string2privacy(privacy_string);
2087                 }
2088                 dbus_message_iter_next(&dict);
2089         }
2090
2091         DBG("method %d address %s netmask %s gateway %s prefix_length %d "
2092                 "privacy %s",
2093                 method, address, netmask, gateway, prefix_length,
2094                 privacy_string);
2095
2096         switch (method) {
2097         case CONNMAN_IPCONFIG_METHOD_UNKNOWN:
2098         case CONNMAN_IPCONFIG_METHOD_FIXED:
2099                 return -EINVAL;
2100
2101         case CONNMAN_IPCONFIG_METHOD_OFF:
2102                 ipconfig->method = method;
2103                 if (ipconfig->type == CONNMAN_IPCONFIG_TYPE_IPV6)
2104                         disable_ipv6(ipconfig);
2105                 break;
2106
2107         case CONNMAN_IPCONFIG_METHOD_AUTO:
2108                 if (ipconfig->type != CONNMAN_IPCONFIG_TYPE_IPV6)
2109                         return -EINVAL;
2110
2111                 ipconfig->method = method;
2112                 if (privacy_string != NULL)
2113                         ipconfig->ipv6_privacy_config = privacy;
2114                 enable_ipv6(ipconfig);
2115                 break;
2116
2117         case CONNMAN_IPCONFIG_METHOD_MANUAL:
2118                 if (address == NULL)
2119                         return -EINVAL;
2120
2121                 ipconfig->method = method;
2122
2123                 if (ipconfig->type == CONNMAN_IPCONFIG_TYPE_IPV4)
2124                         connman_ipaddress_set_ipv4(ipconfig->address,
2125                                                 address, netmask, gateway);
2126                 else
2127                         return connman_ipaddress_set_ipv6(
2128                                         ipconfig->address, address,
2129                                                 prefix_length, gateway);
2130                 break;
2131
2132         case CONNMAN_IPCONFIG_METHOD_DHCP:
2133                 if (ipconfig->type == CONNMAN_IPCONFIG_TYPE_IPV6)
2134                         return -EOPNOTSUPP;
2135
2136                 ipconfig->method = method;
2137                 break;
2138         }
2139
2140         return 0;
2141 }
2142
2143 void __connman_ipconfig_append_ethernet(struct connman_ipconfig *ipconfig,
2144                                                         DBusMessageIter *iter)
2145 {
2146         struct connman_ipdevice *ipdevice;
2147         const char *method = "auto";
2148
2149         connman_dbus_dict_append_basic(iter, "Method",
2150                                                 DBUS_TYPE_STRING, &method);
2151
2152         ipdevice = g_hash_table_lookup(ipdevice_hash,
2153                                         GINT_TO_POINTER(ipconfig->index));
2154         if (ipdevice == NULL)
2155                 return;
2156
2157         if (ipdevice->ifname != NULL)
2158                 connman_dbus_dict_append_basic(iter, "Interface",
2159                                         DBUS_TYPE_STRING, &ipdevice->ifname);
2160
2161         if (ipdevice->address != NULL)
2162                 connman_dbus_dict_append_basic(iter, "Address",
2163                                         DBUS_TYPE_STRING, &ipdevice->address);
2164
2165         if (ipdevice->mtu > 0)
2166                 connman_dbus_dict_append_basic(iter, "MTU",
2167                                         DBUS_TYPE_UINT16, &ipdevice->mtu);
2168 }
2169
2170 int __connman_ipconfig_load(struct connman_ipconfig *ipconfig,
2171                 GKeyFile *keyfile, const char *identifier, const char *prefix)
2172 {
2173         char *method;
2174         char *key;
2175         char *str;
2176
2177         DBG("ipconfig %p identifier %s", ipconfig, identifier);
2178
2179         key = g_strdup_printf("%smethod", prefix);
2180         method = g_key_file_get_string(keyfile, identifier, key, NULL);
2181         if (method == NULL) {
2182                 if (ipconfig->type == CONNMAN_IPCONFIG_TYPE_IPV4)
2183                         ipconfig->method = CONNMAN_IPCONFIG_METHOD_DHCP;
2184                 else
2185                         ipconfig->method = CONNMAN_IPCONFIG_METHOD_OFF;
2186         } else
2187                 ipconfig->method = __connman_ipconfig_string2method(method);
2188
2189         if (ipconfig->method == CONNMAN_IPCONFIG_METHOD_UNKNOWN)
2190                 ipconfig->method = CONNMAN_IPCONFIG_METHOD_OFF;
2191
2192         if (ipconfig->type == CONNMAN_IPCONFIG_TYPE_IPV6) {
2193                 if (ipconfig->method == CONNMAN_IPCONFIG_METHOD_AUTO ||
2194                         ipconfig->method == CONNMAN_IPCONFIG_METHOD_MANUAL) {
2195                         char *privacy;
2196                         char *pprefix = g_strdup_printf("%sprivacy", prefix);
2197                         privacy = g_key_file_get_string(keyfile, identifier,
2198                                                         pprefix, NULL);
2199                         ipconfig->ipv6_privacy_config = string2privacy(privacy);
2200                         g_free(pprefix);
2201                         g_free(privacy);
2202
2203                         __connman_ipconfig_enable(ipconfig);
2204                         enable_ipv6(ipconfig);
2205                 }
2206         }
2207
2208         g_free(method);
2209         g_free(key);
2210
2211         key = g_strdup_printf("%snetmask_prefixlen", prefix);
2212         ipconfig->address->prefixlen = g_key_file_get_integer(
2213                                 keyfile, identifier, key, NULL);
2214         g_free(key);
2215
2216         key = g_strdup_printf("%slocal_address", prefix);
2217         ipconfig->address->local = g_key_file_get_string(
2218                         keyfile, identifier, key, NULL);
2219         g_free(key);
2220
2221         key = g_strdup_printf("%speer_address", prefix);
2222         ipconfig->address->peer = g_key_file_get_string(
2223                                 keyfile, identifier, key, NULL);
2224         g_free(key);
2225
2226         key = g_strdup_printf("%sbroadcast_address", prefix);
2227         ipconfig->address->broadcast = g_key_file_get_string(
2228                                 keyfile, identifier, key, NULL);
2229         g_free(key);
2230
2231         key = g_strdup_printf("%sgateway", prefix);
2232         ipconfig->address->gateway = g_key_file_get_string(
2233                                 keyfile, identifier, key, NULL);
2234         g_free(key);
2235
2236         key = g_strdup_printf("%sDHCP.LastAddress", prefix);
2237         str = g_key_file_get_string(keyfile, identifier, key, NULL);
2238         if (str != NULL) {
2239                 g_free(ipconfig->last_dhcp_address);
2240                 ipconfig->last_dhcp_address = str;
2241         }
2242         g_free(key);
2243
2244         return 0;
2245 }
2246
2247 int __connman_ipconfig_save(struct connman_ipconfig *ipconfig,
2248                 GKeyFile *keyfile, const char *identifier, const char *prefix)
2249 {
2250         const char *method;
2251         char *key;
2252
2253         DBG("ipconfig %p identifier %s", ipconfig, identifier);
2254
2255         method = __connman_ipconfig_method2string(ipconfig->method);
2256
2257         key = g_strdup_printf("%smethod", prefix);
2258         g_key_file_set_string(keyfile, identifier, key, method);
2259         g_free(key);
2260
2261         if (ipconfig->type == CONNMAN_IPCONFIG_TYPE_IPV6) {
2262                 const char *privacy;
2263                 privacy = privacy2string(ipconfig->ipv6_privacy_config);
2264                 key = g_strdup_printf("%sprivacy", prefix);
2265                 g_key_file_set_string(keyfile, identifier, key, privacy);
2266                 g_free(key);
2267         }
2268
2269         switch (ipconfig->method) {
2270         case CONNMAN_IPCONFIG_METHOD_FIXED:
2271         case CONNMAN_IPCONFIG_METHOD_MANUAL:
2272                 break;
2273         case CONNMAN_IPCONFIG_METHOD_DHCP:
2274                 key = g_strdup_printf("%sDHCP.LastAddress", prefix);
2275                 if (ipconfig->last_dhcp_address != NULL &&
2276                                 strlen(ipconfig->last_dhcp_address) > 0)
2277                         g_key_file_set_string(keyfile, identifier, key,
2278                                         ipconfig->last_dhcp_address);
2279                 else
2280                         g_key_file_remove_key(keyfile, identifier, key, NULL);
2281                 g_free(key);
2282                 /* fall through */
2283         case CONNMAN_IPCONFIG_METHOD_UNKNOWN:
2284         case CONNMAN_IPCONFIG_METHOD_OFF:
2285         case CONNMAN_IPCONFIG_METHOD_AUTO:
2286                 return 0;
2287         }
2288
2289         key = g_strdup_printf("%snetmask_prefixlen", prefix);
2290         g_key_file_set_integer(keyfile, identifier,
2291                         key, ipconfig->address->prefixlen);
2292         g_free(key);
2293
2294         key = g_strdup_printf("%slocal_address", prefix);
2295         if (ipconfig->address->local != NULL)
2296                 g_key_file_set_string(keyfile, identifier,
2297                                 key, ipconfig->address->local);
2298         g_free(key);
2299
2300         key = g_strdup_printf("%speer_address", prefix);
2301         if (ipconfig->address->peer != NULL)
2302                 g_key_file_set_string(keyfile, identifier,
2303                                 key, ipconfig->address->peer);
2304         g_free(key);
2305
2306         key = g_strdup_printf("%sbroadcast_address", prefix);
2307         if (ipconfig->address->broadcast != NULL)
2308                 g_key_file_set_string(keyfile, identifier,
2309                         key, ipconfig->address->broadcast);
2310         g_free(key);
2311
2312         key = g_strdup_printf("%sgateway", prefix);
2313         if (ipconfig->address->gateway != NULL)
2314                 g_key_file_set_string(keyfile, identifier,
2315                         key, ipconfig->address->gateway);
2316         g_free(key);
2317
2318         return 0;
2319 }
2320
2321 int __connman_ipconfig_init(void)
2322 {
2323         DBG("");
2324
2325         ipdevice_hash = g_hash_table_new_full(g_direct_hash, g_direct_equal,
2326                                                         NULL, free_ipdevice);
2327
2328         return 0;
2329 }
2330
2331 void __connman_ipconfig_cleanup(void)
2332 {
2333         DBG("");
2334
2335         g_hash_table_destroy(ipdevice_hash);
2336         ipdevice_hash = NULL;
2337 }