src/ipconfig.c

   1 /*
   2  *
   3  *  Connection Manager
   4  *
   5  *  Copyright (C) 2007-2013  Intel Corporation. All rights reserved.
   6  *
   7  *  This program is free software; you can redistribute it and/or modify
   8  *  it under the terms of the GNU General Public License version 2 as
   9  *  published by the Free Software Foundation.
  10  *
  11  *  This program is distributed in the hope that it will be useful,
  12  *  but WITHOUT ANY WARRANTY; without even the implied warranty of
  13  *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14  *  GNU General Public License for more details.
  15  *
  16  *  You should have received a copy of the GNU General Public License
  17  *  along with this program; if not, write to the Free Software
  18  *  Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
  19  *
  20  */
  21
  22 #ifdef HAVE_CONFIG_H
  23 #include <config.h>
  24 #endif
  25
  26 #include <errno.h>
  27 #include <stdio.h>
  28 #include <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 #include <connman/ipaddress.h>
  40
  41 #include "connman.h"
  42
  43 struct connman_ipconfig {
  44         int refcount;
  45         int index;
  46         enum connman_ipconfig_type type;
  47
  48         const struct connman_ipconfig_ops *ops;
  49         void *ops_data;
  50
  51         enum connman_ipconfig_method method;
  52         struct connman_ipaddress *address;
  53         struct connman_ipaddress *system;
  54
  55 #if defined TIZEN_EXT
  56         int dhcp_lease_duration;
  57 #endif
  58
  59         int ipv6_privacy_config;
  60         char *last_dhcp_address;
  61         char **last_dhcpv6_prefixes;
  62 };
  63
  64 struct connman_ipdevice {
  65         int index;
  66         unsigned short type;
  67         unsigned int flags;
  68         char *address;
  69         uint16_t mtu;
  70         uint32_t rx_packets;
  71         uint32_t tx_packets;
  72         uint32_t rx_bytes;
  73         uint32_t tx_bytes;
  74         uint32_t rx_errors;
  75         uint32_t tx_errors;
  76         uint32_t rx_dropped;
  77         uint32_t tx_dropped;
  78
  79         GSList *address_list;
  80         char *ipv4_gateway;
  81         char *ipv6_gateway;
  82
  83         char *pac;
  84
  85         struct connman_ipconfig *config_ipv4;
  86         struct connman_ipconfig *config_ipv6;
  87
  88         bool ipv6_enabled;
  89         int ipv6_privacy;
  90 };
  91
  92 static GHashTable *ipdevice_hash = NULL;
  93 static GList *ipconfig_list = NULL;
  94 static bool is_ipv6_supported = false;
  95
  96 void __connman_ipconfig_clear_address(struct connman_ipconfig *ipconfig)
  97 {
  98         if (!ipconfig)
  99                 return;
 100
 101         connman_ipaddress_clear(ipconfig->address);
 102 }
 103
 104 static void free_address_list(struct connman_ipdevice *ipdevice)
 105 {
 106         GSList *list;
 107
 108         for (list = ipdevice->address_list; list; list = list->next) {
 109                 struct connman_ipaddress *ipaddress = list->data;
 110
 111                 connman_ipaddress_free(ipaddress);
 112                 list->data = NULL;
 113         }
 114
 115         g_slist_free(ipdevice->address_list);
 116         ipdevice->address_list = NULL;
 117 }
 118
 119 static struct connman_ipaddress *find_ipaddress(struct connman_ipdevice *ipdevice,
 120                                 unsigned char prefixlen, const char *local)
 121 {
 122         GSList *list;
 123
 124         for (list = ipdevice->address_list; list; list = list->next) {
 125                 struct connman_ipaddress *ipaddress = list->data;
 126
 127                 if (g_strcmp0(ipaddress->local, local) == 0 &&
 128                                         ipaddress->prefixlen == prefixlen)
 129                         return ipaddress;
 130         }
 131
 132         return NULL;
 133 }
 134
 135 const char *__connman_ipconfig_type2string(enum connman_ipconfig_type type)
 136 {
 137         switch (type) {
 138         case CONNMAN_IPCONFIG_TYPE_UNKNOWN:
 139         case CONNMAN_IPCONFIG_TYPE_ALL:
 140                 return "unknown";
 141         case CONNMAN_IPCONFIG_TYPE_IPV4:
 142                 return "IPv4";
 143         case CONNMAN_IPCONFIG_TYPE_IPV6:
 144                 return "IPv6";
 145         }
 146
 147         return NULL;
 148 }
 149
 150 static const char *type2str(unsigned short type)
 151 {
 152         switch (type) {
 153         case ARPHRD_ETHER:
 154                 return "ETHER";
 155         case ARPHRD_LOOPBACK:
 156                 return "LOOPBACK";
 157         case ARPHRD_PPP:
 158                 return "PPP";
 159         case ARPHRD_NONE:
 160                 return "NONE";
 161         case ARPHRD_VOID:
 162                 return "VOID";
 163         }
 164
 165         return "";
 166 }
 167
 168 static const char *scope2str(unsigned char scope)
 169 {
 170         switch (scope) {
 171         case 0:
 172                 return "UNIVERSE";
 173         case 253:
 174                 return "LINK";
 175         }
 176
 177         return "";
 178 }
 179
 180 static bool get_ipv6_state(gchar *ifname)
 181 {
 182         int disabled;
 183         gchar *path;
 184         FILE *f;
 185         bool enabled = false;
 186
 187         if (!ifname)
 188                 path = g_strdup("/proc/sys/net/ipv6/conf/all/disable_ipv6");
 189         else
 190                 path = g_strdup_printf(
 191                         "/proc/sys/net/ipv6/conf/%s/disable_ipv6", ifname);
 192
 193         if (!path)
 194                 return enabled;
 195
 196         f = fopen(path, "r");
 197
 198         g_free(path);
 199
 200         if (f) {
 201                 if (fscanf(f, "%d", &disabled) > 0)
 202                         enabled = !disabled;
 203                 fclose(f);
 204         }
 205
 206         return enabled;
 207 }
 208
 209 static void set_ipv6_state(gchar *ifname, bool enable)
 210 {
 211         gchar *path;
 212         FILE *f;
 213
 214         if (!ifname)
 215                 path = g_strdup("/proc/sys/net/ipv6/conf/all/disable_ipv6");
 216         else
 217                 path = g_strdup_printf(
 218                         "/proc/sys/net/ipv6/conf/%s/disable_ipv6", ifname);
 219
 220         if (!path)
 221                 return;
 222
 223         f = fopen(path, "r+");
 224
 225         g_free(path);
 226
 227         if (!f)
 228                 return;
 229
 230         if (!enable)
 231                 fprintf(f, "1");
 232         else
 233                 fprintf(f, "0");
 234
 235         fclose(f);
 236 }
 237
 238 static int get_ipv6_privacy(gchar *ifname)
 239 {
 240         gchar *path;
 241         FILE *f;
 242         int value;
 243
 244         if (!ifname)
 245                 return 0;
 246
 247         path = g_strdup_printf("/proc/sys/net/ipv6/conf/%s/use_tempaddr",
 248                                                                 ifname);
 249
 250         if (!path)
 251                 return 0;
 252
 253         f = fopen(path, "r");
 254
 255         g_free(path);
 256
 257         if (!f)
 258                 return 0;
 259
 260         if (fscanf(f, "%d", &value) <= 0)
 261                 value = 0;
 262
 263         fclose(f);
 264
 265         return value;
 266 }
 267
 268 /* Enable the IPv6 privacy extension for stateless address autoconfiguration.
 269  * The privacy extension is described in RFC 3041 and RFC 4941
 270  */
 271 static void set_ipv6_privacy(gchar *ifname, int value)
 272 {
 273         gchar *path;
 274         FILE *f;
 275
 276         if (!ifname)
 277                 return;
 278
 279         path = g_strdup_printf("/proc/sys/net/ipv6/conf/%s/use_tempaddr",
 280                                                                 ifname);
 281
 282         if (!path)
 283                 return;
 284
 285         if (value < 0)
 286                 value = 0;
 287
 288         f = fopen(path, "r+");
 289
 290         g_free(path);
 291
 292         if (!f)
 293                 return;
 294
 295         fprintf(f, "%d", value);
 296         fclose(f);
 297 }
 298
 299 static int get_rp_filter(void)
 300 {
 301         FILE *f;
 302         int value = -EINVAL, tmp;
 303
 304         f = fopen("/proc/sys/net/ipv4/conf/all/rp_filter", "r");
 305
 306         if (f) {
 307                 if (fscanf(f, "%d", &tmp) == 1)
 308                         value = tmp;
 309                 fclose(f);
 310         }
 311
 312         return value;
 313 }
 314
 315 static void set_rp_filter(int value)
 316 {
 317         FILE *f;
 318
 319         f = fopen("/proc/sys/net/ipv4/conf/all/rp_filter", "r+");
 320
 321         if (!f)
 322                 return;
 323
 324         fprintf(f, "%d", value);
 325
 326         fclose(f);
 327 }
 328
 329 int __connman_ipconfig_set_rp_filter()
 330 {
 331         int value;
 332
 333         value = get_rp_filter();
 334
 335         if (value < 0)
 336                 return value;
 337
 338         set_rp_filter(2);
 339
 340         connman_info("rp_filter set to 2 (loose mode routing), "
 341                         "old value was %d", value);
 342
 343         return value;
 344 }
 345
 346 void __connman_ipconfig_unset_rp_filter(int old_value)
 347 {
 348         set_rp_filter(old_value);
 349
 350         connman_info("rp_filter restored to %d", old_value);
 351 }
 352
 353 bool __connman_ipconfig_ipv6_privacy_enabled(struct connman_ipconfig *ipconfig)
 354 {
 355         if (!ipconfig)
 356                 return false;
 357
 358         return ipconfig->ipv6_privacy_config == 0 ? FALSE : TRUE;
 359 }
 360
 361 bool __connman_ipconfig_ipv6_is_enabled(struct connman_ipconfig *ipconfig)
 362 {
 363         struct connman_ipdevice *ipdevice;
 364         char *ifname;
 365         bool ret;
 366
 367         if (!ipconfig)
 368                 return false;
 369
 370         ipdevice = g_hash_table_lookup(ipdevice_hash,
 371                                         GINT_TO_POINTER(ipconfig->index));
 372         if (!ipdevice)
 373                 return false;
 374
 375         ifname = connman_inet_ifname(ipconfig->index);
 376         ret = get_ipv6_state(ifname);
 377         g_free(ifname);
 378
 379         return ret;
 380 }
 381
 382 static void free_ipdevice(gpointer data)
 383 {
 384         struct connman_ipdevice *ipdevice = data;
 385         char *ifname = connman_inet_ifname(ipdevice->index);
 386
 387         connman_info("%s {remove} index %d", ifname, ipdevice->index);
 388
 389         if (ipdevice->config_ipv4) {
 390                 __connman_ipconfig_unref(ipdevice->config_ipv4);
 391                 ipdevice->config_ipv4 = NULL;
 392         }
 393
 394         if (ipdevice->config_ipv6) {
 395                 __connman_ipconfig_unref(ipdevice->config_ipv6);
 396                 ipdevice->config_ipv6 = NULL;
 397         }
 398
 399         free_address_list(ipdevice);
 400         g_free(ipdevice->ipv4_gateway);
 401         g_free(ipdevice->ipv6_gateway);
 402         g_free(ipdevice->pac);
 403
 404         g_free(ipdevice->address);
 405
 406         if (ifname) {
 407                 set_ipv6_state(ifname, ipdevice->ipv6_enabled);
 408                 set_ipv6_privacy(ifname, ipdevice->ipv6_privacy);
 409         }
 410
 411         g_free(ifname);
 412         g_free(ipdevice);
 413 }
 414
 415 static void update_stats(struct connman_ipdevice *ipdevice,
 416                         const char *ifname, struct rtnl_link_stats *stats)
 417 {
 418         struct connman_service *service;
 419
 420         if (stats->rx_packets == 0 && stats->tx_packets == 0)
 421                 return;
 422
 423         connman_info("%s {RX} %u packets %u bytes", ifname,
 424                                         stats->rx_packets, stats->rx_bytes);
 425         connman_info("%s {TX} %u packets %u bytes", ifname,
 426                                         stats->tx_packets, stats->tx_bytes);
 427
 428         if (!ipdevice->config_ipv4 && !ipdevice->config_ipv6)
 429                 return;
 430
 431         service = __connman_service_lookup_from_index(ipdevice->index);
 432
 433         DBG("service %p", service);
 434
 435         if (!service)
 436                 return;
 437
 438         ipdevice->rx_packets = stats->rx_packets;
 439         ipdevice->tx_packets = stats->tx_packets;
 440         ipdevice->rx_bytes = stats->rx_bytes;
 441         ipdevice->tx_bytes = stats->tx_bytes;
 442         ipdevice->rx_errors = stats->rx_errors;
 443         ipdevice->tx_errors = stats->tx_errors;
 444         ipdevice->rx_dropped = stats->rx_dropped;
 445         ipdevice->tx_dropped = stats->tx_dropped;
 446
 447         __connman_service_notify(service,
 448                                 ipdevice->rx_packets, ipdevice->tx_packets,
 449                                 ipdevice->rx_bytes, ipdevice->tx_bytes,
 450                                 ipdevice->rx_errors, ipdevice->tx_errors,
 451                                 ipdevice->rx_dropped, ipdevice->tx_dropped);
 452 }
 453
 454 void __connman_ipconfig_newlink(int index, unsigned short type,
 455                                 unsigned int flags, const char *address,
 456                                                         unsigned short mtu,
 457                                                 struct rtnl_link_stats *stats)
 458 {
 459         struct connman_ipdevice *ipdevice;
 460         GList *list, *ipconfig_copy;
 461         GString *str;
 462         bool up = false, down = false;
 463         bool lower_up = false, lower_down = false;
 464         char *ifname;
 465
 466         DBG("index %d", index);
 467
 468         if (type == ARPHRD_LOOPBACK)
 469                 return;
 470
 471         ifname = connman_inet_ifname(index);
 472
 473         ipdevice = g_hash_table_lookup(ipdevice_hash, GINT_TO_POINTER(index));
 474         if (ipdevice)
 475                 goto update;
 476
 477         ipdevice = g_try_new0(struct connman_ipdevice, 1);
 478         if (!ipdevice)
 479                 goto out;
 480
 481         ipdevice->index = index;
 482         ipdevice->type = type;
 483
 484         ipdevice->ipv6_enabled = get_ipv6_state(ifname);
 485         ipdevice->ipv6_privacy = get_ipv6_privacy(ifname);
 486
 487         ipdevice->address = g_strdup(address);
 488
 489         g_hash_table_insert(ipdevice_hash, GINT_TO_POINTER(index), ipdevice);
 490
 491         connman_info("%s {create} index %d type %d <%s>", ifname,
 492                                                 index, type, type2str(type));
 493
 494 update:
 495 #if defined TIZEN_EXT
 496         if (g_strcmp0(ipdevice->address, address) != 0) {
 497                 /* If an original address is built-in physical device,
 498                  * it's hardly get an address at a initial creation
 499                  */
 500                 g_free(ipdevice->address);
 501                 ipdevice->address = g_strdup(address);
 502         }
 503 #endif
 504
 505         ipdevice->mtu = mtu;
 506
 507         update_stats(ipdevice, ifname, stats);
 508
 509         if (flags == ipdevice->flags)
 510                 goto out;
 511
 512         if ((ipdevice->flags & IFF_UP) != (flags & IFF_UP)) {
 513                 if (flags & IFF_UP)
 514                         up = true;
 515                 else
 516                         down = true;
 517         }
 518
 519         if ((ipdevice->flags & (IFF_RUNNING | IFF_LOWER_UP)) !=
 520                                 (flags & (IFF_RUNNING | IFF_LOWER_UP))) {
 521                 if ((flags & (IFF_RUNNING | IFF_LOWER_UP)) ==
 522                                         (IFF_RUNNING | IFF_LOWER_UP))
 523                         lower_up = true;
 524                 else if ((flags & (IFF_RUNNING | IFF_LOWER_UP)) == 0)
 525                         lower_down = true;
 526         }
 527
 528         ipdevice->flags = flags;
 529
 530         str = g_string_new(NULL);
 531         if (!str)
 532                 goto out;
 533
 534         if (flags & IFF_UP)
 535                 g_string_append(str, "UP");
 536         else
 537                 g_string_append(str, "DOWN");
 538
 539         if (flags & IFF_RUNNING)
 540                 g_string_append(str, ",RUNNING");
 541
 542         if (flags & IFF_LOWER_UP)
 543                 g_string_append(str, ",LOWER_UP");
 544
 545         connman_info("%s {update} flags %u <%s>", ifname, flags, str->str);
 546
 547         g_string_free(str, TRUE);
 548
 549         ipconfig_copy = g_list_copy(ipconfig_list);
 550
 551         for (list = g_list_first(ipconfig_copy); list;
 552                                                 list = g_list_next(list)) {
 553                 struct connman_ipconfig *ipconfig = list->data;
 554
 555                 if (index != ipconfig->index)
 556                         continue;
 557
 558                 if (!ipconfig->ops)
 559                         continue;
 560
 561                 if (up && ipconfig->ops->up)
 562                         ipconfig->ops->up(ipconfig, ifname);
 563                 if (lower_up && ipconfig->ops->lower_up)
 564                         ipconfig->ops->lower_up(ipconfig, ifname);
 565
 566                 if (lower_down && ipconfig->ops->lower_down)
 567                         ipconfig->ops->lower_down(ipconfig, ifname);
 568                 if (down && ipconfig->ops->down)
 569                         ipconfig->ops->down(ipconfig, ifname);
 570         }
 571
 572         g_list_free(ipconfig_copy);
 573
 574 out:
 575         g_free(ifname);
 576 }
 577
 578 void __connman_ipconfig_dellink(int index, struct rtnl_link_stats *stats)
 579 {
 580         struct connman_ipdevice *ipdevice;
 581         GList *list;
 582         char *ifname;
 583
 584         DBG("index %d", index);
 585
 586         ipdevice = g_hash_table_lookup(ipdevice_hash, GINT_TO_POINTER(index));
 587         if (!ipdevice)
 588                 return;
 589
 590         ifname = connman_inet_ifname(index);
 591
 592         update_stats(ipdevice, ifname, stats);
 593
 594         for (list = g_list_first(ipconfig_list); list;
 595                                                 list = g_list_next(list)) {
 596                 struct connman_ipconfig *ipconfig = list->data;
 597
 598                 if (index != ipconfig->index)
 599                         continue;
 600
 601                 ipconfig->index = -1;
 602
 603                 if (!ipconfig->ops)
 604                         continue;
 605
 606                 if (ipconfig->ops->lower_down)
 607                         ipconfig->ops->lower_down(ipconfig, ifname);
 608                 if (ipconfig->ops->down)
 609                         ipconfig->ops->down(ipconfig, ifname);
 610         }
 611
 612         g_free(ifname);
 613
 614         g_hash_table_remove(ipdevice_hash, GINT_TO_POINTER(index));
 615 }
 616
 617 static inline gint check_duplicate_address(gconstpointer a, gconstpointer b)
 618 {
 619         const struct connman_ipaddress *addr1 = a;
 620         const struct connman_ipaddress *addr2 = b;
 621
 622         if (addr1->prefixlen != addr2->prefixlen)
 623                 return addr2->prefixlen - addr1->prefixlen;
 624
 625         return g_strcmp0(addr1->local, addr2->local);
 626 }
 627
 628 int __connman_ipconfig_newaddr(int index, int family, const char *label,
 629                                 unsigned char prefixlen, const char *address)
 630 {
 631         struct connman_ipdevice *ipdevice;
 632         struct connman_ipaddress *ipaddress;
 633         enum connman_ipconfig_type type;
 634         GList *list;
 635         char *ifname;
 636
 637         DBG("index %d", index);
 638
 639         ipdevice = g_hash_table_lookup(ipdevice_hash, GINT_TO_POINTER(index));
 640         if (!ipdevice)
 641                 return -ENXIO;
 642
 643         ipaddress = connman_ipaddress_alloc(family);
 644         if (!ipaddress)
 645                 return -ENOMEM;
 646
 647         ipaddress->prefixlen = prefixlen;
 648         ipaddress->local = g_strdup(address);
 649
 650         if (g_slist_find_custom(ipdevice->address_list, ipaddress,
 651                                         check_duplicate_address)) {
 652                 connman_ipaddress_free(ipaddress);
 653                 return -EALREADY;
 654         }
 655
 656         if (family == AF_INET)
 657                 type = CONNMAN_IPCONFIG_TYPE_IPV4;
 658         else if (family == AF_INET6)
 659                 type = CONNMAN_IPCONFIG_TYPE_IPV6;
 660         else
 661                 return -EINVAL;
 662
 663         ipdevice->address_list = g_slist_prepend(ipdevice->address_list,
 664                                                                 ipaddress);
 665
 666         ifname = connman_inet_ifname(index);
 667         connman_info("%s {add} address %s/%u label %s family %d",
 668                 ifname, address, prefixlen, label, family);
 669
 670         if (type == CONNMAN_IPCONFIG_TYPE_IPV4)
 671                 __connman_ippool_newaddr(index, address, prefixlen);
 672
 673         if (ipdevice->config_ipv4 && family == AF_INET)
 674                 connman_ipaddress_copy_address(ipdevice->config_ipv4->system,
 675                                         ipaddress);
 676
 677         else if (ipdevice->config_ipv6 && family == AF_INET6)
 678                 connman_ipaddress_copy_address(ipdevice->config_ipv6->system,
 679                                         ipaddress);
 680         else
 681                 goto out;
 682
 683         if ((ipdevice->flags & (IFF_RUNNING | IFF_LOWER_UP)) != (IFF_RUNNING | IFF_LOWER_UP))
 684                 goto out;
 685
 686         for (list = g_list_first(ipconfig_list); list;
 687                                                 list = g_list_next(list)) {
 688                 struct connman_ipconfig *ipconfig = list->data;
 689
 690                 if (index != ipconfig->index)
 691                         continue;
 692
 693                 if (type != ipconfig->type)
 694                         continue;
 695
 696                 if (!ipconfig->ops)
 697                         continue;
 698
 699                 if (ipconfig->ops->ip_bound)
 700                         ipconfig->ops->ip_bound(ipconfig, ifname);
 701         }
 702
 703 out:
 704         g_free(ifname);
 705         return 0;
 706 }
 707
 708 void __connman_ipconfig_deladdr(int index, int family, const char *label,
 709                                 unsigned char prefixlen, const char *address)
 710 {
 711         struct connman_ipdevice *ipdevice;
 712         struct connman_ipaddress *ipaddress;
 713         enum connman_ipconfig_type type;
 714         GList *list;
 715         char *ifname;
 716
 717         DBG("index %d", index);
 718
 719         ipdevice = g_hash_table_lookup(ipdevice_hash, GINT_TO_POINTER(index));
 720         if (!ipdevice)
 721                 return;
 722
 723         ipaddress = find_ipaddress(ipdevice, prefixlen, address);
 724         if (!ipaddress)
 725                 return;
 726
 727         if (family == AF_INET)
 728                 type = CONNMAN_IPCONFIG_TYPE_IPV4;
 729         else if (family == AF_INET6)
 730                 type = CONNMAN_IPCONFIG_TYPE_IPV6;
 731         else
 732                 return;
 733
 734         ipdevice->address_list = g_slist_remove(ipdevice->address_list,
 735                                                                 ipaddress);
 736
 737         if (type == CONNMAN_IPCONFIG_TYPE_IPV4)
 738                 __connman_ippool_deladdr(index, address, prefixlen);
 739
 740         connman_ipaddress_clear(ipaddress);
 741         g_free(ipaddress);
 742
 743         ifname = connman_inet_ifname(index);
 744         connman_info("%s {del} address %s/%u label %s", ifname,
 745                                                 address, prefixlen, label);
 746
 747         if ((ipdevice->flags & (IFF_RUNNING | IFF_LOWER_UP)) != (IFF_RUNNING | IFF_LOWER_UP))
 748                 goto out;
 749
 750         if (g_slist_length(ipdevice->address_list) > 0)
 751                 goto out;
 752
 753         for (list = g_list_first(ipconfig_list); list;
 754                                                 list = g_list_next(list)) {
 755                 struct connman_ipconfig *ipconfig = list->data;
 756
 757                 if (index != ipconfig->index)
 758                         continue;
 759
 760                 if (type != ipconfig->type)
 761                         continue;
 762
 763                 if (!ipconfig->ops)
 764                         continue;
 765
 766                 if (ipconfig->ops->ip_release)
 767                         ipconfig->ops->ip_release(ipconfig, ifname);
 768         }
 769
 770 out:
 771         g_free(ifname);
 772 }
 773
 774 void __connman_ipconfig_newroute(int index, int family, unsigned char scope,
 775                                         const char *dst, const char *gateway)
 776 {
 777         struct connman_ipdevice *ipdevice;
 778         char *ifname;
 779
 780         DBG("index %d", index);
 781
 782         ipdevice = g_hash_table_lookup(ipdevice_hash, GINT_TO_POINTER(index));
 783         if (!ipdevice)
 784                 return;
 785
 786         ifname = connman_inet_ifname(index);
 787
 788         if (scope == 0 && (g_strcmp0(dst, "0.0.0.0") == 0 ||
 789                                                 g_strcmp0(dst, "::") == 0)) {
 790                 GList *config_list;
 791                 enum connman_ipconfig_type type;
 792
 793                 if (family == AF_INET6) {
 794                         type = CONNMAN_IPCONFIG_TYPE_IPV6;
 795                         g_free(ipdevice->ipv6_gateway);
 796                         ipdevice->ipv6_gateway = g_strdup(gateway);
 797
 798                         if (ipdevice->config_ipv6 &&
 799                                 ipdevice->config_ipv6->system) {
 800                                 g_free(ipdevice->config_ipv6->system->gateway);
 801                                 ipdevice->config_ipv6->system->gateway =
 802                                         g_strdup(gateway);
 803                         }
 804                 } else if (family == AF_INET) {
 805                         type = CONNMAN_IPCONFIG_TYPE_IPV4;
 806                         g_free(ipdevice->ipv4_gateway);
 807                         ipdevice->ipv4_gateway = g_strdup(gateway);
 808
 809                         if (ipdevice->config_ipv4 &&
 810                                 ipdevice->config_ipv4->system) {
 811                                 g_free(ipdevice->config_ipv4->system->gateway);
 812                                 ipdevice->config_ipv4->system->gateway =
 813                                         g_strdup(gateway);
 814                         }
 815                 } else
 816                         goto out;
 817
 818                 for (config_list = g_list_first(ipconfig_list); config_list;
 819                                         config_list = g_list_next(config_list)) {
 820                         struct connman_ipconfig *ipconfig = config_list->data;
 821
 822                         if (index != ipconfig->index)
 823                                 continue;
 824
 825                         if (type != ipconfig->type)
 826                                 continue;
 827
 828                         if (!ipconfig->ops)
 829                                 continue;
 830
 831                         if (ipconfig->ops->route_set)
 832                                 ipconfig->ops->route_set(ipconfig, ifname);
 833                 }
 834         }
 835
 836         connman_info("%s {add} route %s gw %s scope %u <%s>",
 837                 ifname, dst, gateway, scope, scope2str(scope));
 838
 839 out:
 840         g_free(ifname);
 841 }
 842
 843 void __connman_ipconfig_delroute(int index, int family, unsigned char scope,
 844                                         const char *dst, const char *gateway)
 845 {
 846         struct connman_ipdevice *ipdevice;
 847         char *ifname;
 848
 849         DBG("index %d", index);
 850
 851         ipdevice = g_hash_table_lookup(ipdevice_hash, GINT_TO_POINTER(index));
 852         if (!ipdevice)
 853                 return;
 854
 855         ifname = connman_inet_ifname(index);
 856
 857         if (scope == 0 && (g_strcmp0(dst, "0.0.0.0") == 0 ||
 858                                                 g_strcmp0(dst, "::") == 0)) {
 859                 GList *config_list;
 860                 enum connman_ipconfig_type type;
 861
 862                 if (family == AF_INET6) {
 863                         type = CONNMAN_IPCONFIG_TYPE_IPV6;
 864                         g_free(ipdevice->ipv6_gateway);
 865                         ipdevice->ipv6_gateway = NULL;
 866
 867                         if (ipdevice->config_ipv6 &&
 868                                 ipdevice->config_ipv6->system) {
 869                                 g_free(ipdevice->config_ipv6->system->gateway);
 870                                 ipdevice->config_ipv6->system->gateway = NULL;
 871                         }
 872                 } else if (family == AF_INET) {
 873                         type = CONNMAN_IPCONFIG_TYPE_IPV4;
 874                         g_free(ipdevice->ipv4_gateway);
 875                         ipdevice->ipv4_gateway = NULL;
 876
 877                         if (ipdevice->config_ipv4 &&
 878                                 ipdevice->config_ipv4->system) {
 879                                 g_free(ipdevice->config_ipv4->system->gateway);
 880                                 ipdevice->config_ipv4->system->gateway = NULL;
 881                         }
 882                 } else
 883                         goto out;
 884
 885                 for (config_list = g_list_first(ipconfig_list); config_list;
 886                                         config_list = g_list_next(config_list)) {
 887                         struct connman_ipconfig *ipconfig = config_list->data;
 888
 889                         if (index != ipconfig->index)
 890                                 continue;
 891
 892                         if (type != ipconfig->type)
 893                                 continue;
 894
 895                         if (!ipconfig->ops)
 896                                 continue;
 897
 898                         if (ipconfig->ops->route_unset)
 899                                 ipconfig->ops->route_unset(ipconfig, ifname);
 900                 }
 901         }
 902
 903         connman_info("%s {del} route %s gw %s scope %u <%s>",
 904                 ifname, dst, gateway, scope, scope2str(scope));
 905
 906 out:
 907         g_free(ifname);
 908 }
 909
 910 void __connman_ipconfig_foreach(void (*function) (int index, void *user_data),
 911                                                         void *user_data)
 912 {
 913         GList *list, *keys;
 914
 915         keys = g_hash_table_get_keys(ipdevice_hash);
 916         if (!keys)
 917                 return;
 918
 919         for (list = g_list_first(keys); list; list = g_list_next(list)) {
 920                 int index = GPOINTER_TO_INT(list->data);
 921
 922                 function(index, user_data);
 923         }
 924
 925         g_list_free(keys);
 926 }
 927
 928 enum connman_ipconfig_type __connman_ipconfig_get_config_type(
 929                                         struct connman_ipconfig *ipconfig)
 930 {
 931         return ipconfig ? ipconfig->type : CONNMAN_IPCONFIG_TYPE_UNKNOWN;
 932 }
 933
 934 unsigned short __connman_ipconfig_get_type_from_index(int index)
 935 {
 936         struct connman_ipdevice *ipdevice;
 937
 938         ipdevice = g_hash_table_lookup(ipdevice_hash, GINT_TO_POINTER(index));
 939         if (!ipdevice)
 940                 return ARPHRD_VOID;
 941
 942         return ipdevice->type;
 943 }
 944
 945 unsigned int __connman_ipconfig_get_flags_from_index(int index)
 946 {
 947         struct connman_ipdevice *ipdevice;
 948
 949         ipdevice = g_hash_table_lookup(ipdevice_hash, GINT_TO_POINTER(index));
 950         if (!ipdevice)
 951                 return 0;
 952
 953         return ipdevice->flags;
 954 }
 955
 956 const char *__connman_ipconfig_get_gateway_from_index(int index,
 957         enum connman_ipconfig_type type)
 958 {
 959         struct connman_ipdevice *ipdevice;
 960
 961         ipdevice = g_hash_table_lookup(ipdevice_hash, GINT_TO_POINTER(index));
 962         if (!ipdevice)
 963                 return NULL;
 964
 965         if (type != CONNMAN_IPCONFIG_TYPE_IPV6) {
 966                 if (ipdevice->ipv4_gateway)
 967                         return ipdevice->ipv4_gateway;
 968
 969                 if (ipdevice->config_ipv4 &&
 970                                 ipdevice->config_ipv4->address)
 971                         return ipdevice->config_ipv4->address->gateway;
 972         }
 973
 974         if (type != CONNMAN_IPCONFIG_TYPE_IPV4) {
 975                 if (ipdevice->ipv6_gateway)
 976                         return ipdevice->ipv6_gateway;
 977
 978                 if (ipdevice->config_ipv6 &&
 979                                 ipdevice->config_ipv6->address)
 980                         return ipdevice->config_ipv6->address->gateway;
 981         }
 982
 983         return NULL;
 984 }
 985
 986 void __connman_ipconfig_set_index(struct connman_ipconfig *ipconfig, int index)
 987 {
 988         ipconfig->index = index;
 989 }
 990
 991 const char *__connman_ipconfig_get_local(struct connman_ipconfig *ipconfig)
 992 {
 993         if (!ipconfig->address)
 994                 return NULL;
 995
 996         return ipconfig->address->local;
 997 }
 998
 999 void __connman_ipconfig_set_local(struct connman_ipconfig *ipconfig,
1000                                         const char *address)
1001 {
1002         if (!ipconfig->address)
1003                 return;
1004
1005         g_free(ipconfig->address->local);
1006         ipconfig->address->local = g_strdup(address);
1007 }
1008
1009 const char *__connman_ipconfig_get_peer(struct connman_ipconfig *ipconfig)
1010 {
1011         if (!ipconfig->address)
1012                 return NULL;
1013
1014         return ipconfig->address->peer;
1015 }
1016
1017 void __connman_ipconfig_set_peer(struct connman_ipconfig *ipconfig,
1018                                         const char *address)
1019 {
1020         if (!ipconfig->address)
1021                 return;
1022
1023         g_free(ipconfig->address->peer);
1024         ipconfig->address->peer = g_strdup(address);
1025 }
1026
1027 const char *__connman_ipconfig_get_broadcast(struct connman_ipconfig *ipconfig)
1028 {
1029         if (!ipconfig->address)
1030                 return NULL;
1031
1032         return ipconfig->address->broadcast;
1033 }
1034
1035 void __connman_ipconfig_set_broadcast(struct connman_ipconfig *ipconfig,
1036                                         const char *broadcast)
1037 {
1038         if (!ipconfig->address)
1039                 return;
1040
1041         g_free(ipconfig->address->broadcast);
1042         ipconfig->address->broadcast = g_strdup(broadcast);
1043 }
1044
1045 const char *__connman_ipconfig_get_gateway(struct connman_ipconfig *ipconfig)
1046 {
1047         if (!ipconfig->address)
1048                 return NULL;
1049
1050         return ipconfig->address->gateway;
1051 }
1052
1053 void __connman_ipconfig_set_gateway(struct connman_ipconfig *ipconfig,
1054                                         const char *gateway)
1055 {
1056         DBG("");
1057
1058         if (!ipconfig->address)
1059                 return;
1060         g_free(ipconfig->address->gateway);
1061         ipconfig->address->gateway = g_strdup(gateway);
1062 }
1063
1064 #if defined TIZEN_EXT
1065 void __connman_ipconfig_set_dhcp_lease_duration(struct connman_ipconfig *ipconfig,
1066                 int dhcp_lease_duration)
1067 {
1068         ipconfig->dhcp_lease_duration = dhcp_lease_duration;
1069 }
1070 #endif
1071
1072 #if defined TIZEN_EXT
1073 int __connman_ipconfig_gateway_add(struct connman_ipconfig *ipconfig, struct connman_service *service)
1074 #else
1075 int __connman_ipconfig_gateway_add(struct connman_ipconfig *ipconfig)
1076 #endif
1077 {
1078 #if !defined TIZEN_EXT
1079         struct connman_service *service;
1080 #endif
1081
1082         DBG("");
1083
1084         if (!ipconfig->address)
1085                 return -EINVAL;
1086
1087 #if !defined TIZEN_EXT
1088         service = __connman_service_lookup_from_index(ipconfig->index);
1089 #endif
1090         if (!service)
1091                 return -EINVAL;
1092
1093         DBG("type %d gw %s peer %s", ipconfig->type,
1094                 ipconfig->address->gateway, ipconfig->address->peer);
1095
1096         if (ipconfig->type == CONNMAN_IPCONFIG_TYPE_IPV6 ||
1097                                 ipconfig->type == CONNMAN_IPCONFIG_TYPE_IPV4)
1098                 return __connman_connection_gateway_add(service,
1099                                                 ipconfig->address->gateway,
1100                                                 ipconfig->type,
1101                                                 ipconfig->address->peer);
1102
1103         return 0;
1104 }
1105
1106 void __connman_ipconfig_gateway_remove(struct connman_ipconfig *ipconfig)
1107 {
1108         struct connman_service *service;
1109
1110         DBG("");
1111
1112         service = __connman_service_lookup_from_index(ipconfig->index);
1113         if (service)
1114                 __connman_connection_gateway_remove(service, ipconfig->type);
1115 }
1116
1117 unsigned char __connman_ipconfig_get_prefixlen(struct connman_ipconfig *ipconfig)
1118 {
1119         if (!ipconfig->address)
1120                 return 0;
1121
1122         return ipconfig->address->prefixlen;
1123 }
1124
1125 void __connman_ipconfig_set_prefixlen(struct connman_ipconfig *ipconfig,
1126                                         unsigned char prefixlen)
1127 {
1128         if (!ipconfig->address)
1129                 return;
1130
1131         ipconfig->address->prefixlen = prefixlen;
1132 }
1133
1134 static struct connman_ipconfig *create_ipv6config(int index)
1135 {
1136         struct connman_ipconfig *ipv6config;
1137         struct connman_ipdevice *ipdevice;
1138
1139         ipv6config = g_try_new0(struct connman_ipconfig, 1);
1140         if (!ipv6config)
1141                 return NULL;
1142
1143         ipv6config->refcount = 1;
1144
1145         ipv6config->index = index;
1146         ipv6config->type = CONNMAN_IPCONFIG_TYPE_IPV6;
1147
1148         if (!is_ipv6_supported)
1149                 ipv6config->method = CONNMAN_IPCONFIG_METHOD_OFF;
1150         else
1151                 ipv6config->method = CONNMAN_IPCONFIG_METHOD_AUTO;
1152
1153         ipdevice = g_hash_table_lookup(ipdevice_hash, GINT_TO_POINTER(index));
1154         if (ipdevice)
1155 #if !defined TIZEN_EXT
1156                 ipv6config->ipv6_privacy_config = ipdevice->ipv6_privacy;
1157 #else
1158                 ipv6config->ipv6_privacy_config = ipdevice->ipv6_privacy = 2;
1159 #endif
1160
1161         ipv6config->address = connman_ipaddress_alloc(AF_INET6);
1162         if (!ipv6config->address) {
1163                 g_free(ipv6config);
1164                 return NULL;
1165         }
1166
1167         ipv6config->system = connman_ipaddress_alloc(AF_INET6);
1168
1169         DBG("ipconfig %p index %d method %s", ipv6config, index,
1170                 __connman_ipconfig_method2string(ipv6config->method));
1171
1172         return ipv6config;
1173 }
1174
1175 /**
1176  * connman_ipconfig_create:
1177  *
1178  * Allocate a new ipconfig structure.
1179  *
1180  * Returns: a newly-allocated #connman_ipconfig structure
1181  */
1182 struct connman_ipconfig *__connman_ipconfig_create(int index,
1183                                         enum connman_ipconfig_type type)
1184 {
1185         struct connman_ipconfig *ipconfig;
1186
1187         if (type == CONNMAN_IPCONFIG_TYPE_IPV6)
1188                 return create_ipv6config(index);
1189
1190         ipconfig = g_try_new0(struct connman_ipconfig, 1);
1191         if (!ipconfig)
1192                 return NULL;
1193
1194         ipconfig->refcount = 1;
1195
1196         ipconfig->index = index;
1197         ipconfig->type = CONNMAN_IPCONFIG_TYPE_IPV4;
1198
1199         ipconfig->address = connman_ipaddress_alloc(AF_INET);
1200         if (!ipconfig->address) {
1201                 g_free(ipconfig);
1202                 return NULL;
1203         }
1204
1205         ipconfig->system = connman_ipaddress_alloc(AF_INET);
1206 #if defined TIZEN_EXT
1207         if (!simplified_log)
1208 #endif
1209         DBG("ipconfig %p index %d", ipconfig, index);
1210
1211         return ipconfig;
1212 }
1213
1214
1215 /**
1216  * connman_ipconfig_ref:
1217  * @ipconfig: ipconfig structure
1218  *
1219  * Increase reference counter of ipconfig
1220  */
1221 struct connman_ipconfig *
1222 __connman_ipconfig_ref_debug(struct connman_ipconfig *ipconfig,
1223                                 const char *file, int line, const char *caller)
1224 {
1225         DBG("%p ref %d by %s:%d:%s()", ipconfig, ipconfig->refcount + 1,
1226                 file, line, caller);
1227
1228         __sync_fetch_and_add(&ipconfig->refcount, 1);
1229
1230         return ipconfig;
1231 }
1232
1233 /**
1234  * connman_ipconfig_unref:
1235  * @ipconfig: ipconfig structure
1236  *
1237  * Decrease reference counter of ipconfig
1238  */
1239 void __connman_ipconfig_unref_debug(struct connman_ipconfig *ipconfig,
1240                                 const char *file, int line, const char *caller)
1241 {
1242         if (!ipconfig)
1243                 return;
1244 #if defined TIZEN_EXT
1245         if (!simplified_log)
1246 #endif
1247         DBG("%p ref %d by %s:%d:%s()", ipconfig, ipconfig->refcount - 1,
1248                 file, line, caller);
1249
1250         if (__sync_fetch_and_sub(&ipconfig->refcount, 1) != 1)
1251                 return;
1252
1253         if (__connman_ipconfig_disable(ipconfig) < 0)
1254                 ipconfig_list = g_list_remove(ipconfig_list, ipconfig);
1255
1256         __connman_ipconfig_set_ops(ipconfig, NULL);
1257
1258         connman_ipaddress_free(ipconfig->system);
1259         connman_ipaddress_free(ipconfig->address);
1260         g_free(ipconfig->last_dhcp_address);
1261         g_strfreev(ipconfig->last_dhcpv6_prefixes);
1262         g_free(ipconfig);
1263 }
1264
1265 /**
1266  * connman_ipconfig_get_data:
1267  * @ipconfig: ipconfig structure
1268  *
1269  * Get private data pointer
1270  */
1271 void *__connman_ipconfig_get_data(struct connman_ipconfig *ipconfig)
1272 {
1273         if (!ipconfig)
1274                 return NULL;
1275
1276         return ipconfig->ops_data;
1277 }
1278
1279 /**
1280  * connman_ipconfig_set_data:
1281  * @ipconfig: ipconfig structure
1282  * @data: data pointer
1283  *
1284  * Set private data pointer
1285  */
1286 void __connman_ipconfig_set_data(struct connman_ipconfig *ipconfig, void *data)
1287 {
1288         ipconfig->ops_data = data;
1289 }
1290
1291 /**
1292  * connman_ipconfig_get_index:
1293  * @ipconfig: ipconfig structure
1294  *
1295  * Get interface index
1296  */
1297 int __connman_ipconfig_get_index(struct connman_ipconfig *ipconfig)
1298 {
1299         if (!ipconfig)
1300                 return -1;
1301
1302         return ipconfig->index;
1303 }
1304
1305 /**
1306  * connman_ipconfig_set_ops:
1307  * @ipconfig: ipconfig structure
1308  * @ops: operation callbacks
1309  *
1310  * Set the operation callbacks
1311  */
1312 void __connman_ipconfig_set_ops(struct connman_ipconfig *ipconfig,
1313                                 const struct connman_ipconfig_ops *ops)
1314 {
1315         ipconfig->ops = ops;
1316 }
1317
1318 /**
1319  * connman_ipconfig_set_method:
1320  * @ipconfig: ipconfig structure
1321  * @method: configuration method
1322  *
1323  * Set the configuration method
1324  */
1325 int __connman_ipconfig_set_method(struct connman_ipconfig *ipconfig,
1326                                         enum connman_ipconfig_method method)
1327 {
1328         ipconfig->method = method;
1329
1330         return 0;
1331 }
1332
1333 enum connman_ipconfig_method __connman_ipconfig_get_method(
1334                                 struct connman_ipconfig *ipconfig)
1335 {
1336         if (!ipconfig)
1337                 return CONNMAN_IPCONFIG_METHOD_UNKNOWN;
1338
1339         return ipconfig->method;
1340 }
1341
1342 int __connman_ipconfig_address_add(struct connman_ipconfig *ipconfig)
1343 {
1344         switch (ipconfig->method) {
1345         case CONNMAN_IPCONFIG_METHOD_UNKNOWN:
1346         case CONNMAN_IPCONFIG_METHOD_OFF:
1347                 break;
1348         case CONNMAN_IPCONFIG_METHOD_AUTO:
1349         case CONNMAN_IPCONFIG_METHOD_FIXED:
1350         case CONNMAN_IPCONFIG_METHOD_DHCP:
1351         case CONNMAN_IPCONFIG_METHOD_MANUAL:
1352                 if (ipconfig->type == CONNMAN_IPCONFIG_TYPE_IPV4)
1353                         return connman_inet_set_address(ipconfig->index,
1354                                                         ipconfig->address);
1355                 else if (ipconfig->type == CONNMAN_IPCONFIG_TYPE_IPV6)
1356                         return connman_inet_set_ipv6_address(
1357                                         ipconfig->index, ipconfig->address);
1358         }
1359
1360         return 0;
1361 }
1362
1363 int __connman_ipconfig_address_remove(struct connman_ipconfig *ipconfig)
1364 {
1365         int err;
1366
1367         if (!ipconfig)
1368                 return 0;
1369
1370         switch (ipconfig->method) {
1371         case CONNMAN_IPCONFIG_METHOD_UNKNOWN:
1372         case CONNMAN_IPCONFIG_METHOD_OFF:
1373                 break;
1374         case CONNMAN_IPCONFIG_METHOD_AUTO:
1375         case CONNMAN_IPCONFIG_METHOD_FIXED:
1376         case CONNMAN_IPCONFIG_METHOD_DHCP:
1377         case CONNMAN_IPCONFIG_METHOD_MANUAL:
1378                 err = __connman_ipconfig_address_unset(ipconfig);
1379                 connman_ipaddress_clear(ipconfig->address);
1380
1381                 return err;
1382         }
1383
1384         return 0;
1385 }
1386
1387 int __connman_ipconfig_address_unset(struct connman_ipconfig *ipconfig)
1388 {
1389         int err;
1390
1391         if (!ipconfig)
1392                 return 0;
1393
1394 #if defined TIZEN_EXT
1395         DBG("ipconfig method %d type %d", ipconfig->method, ipconfig->type);
1396 #else
1397         DBG("method %d", ipconfig->method);
1398 #endif
1399
1400         switch (ipconfig->method) {
1401         case CONNMAN_IPCONFIG_METHOD_UNKNOWN:
1402         case CONNMAN_IPCONFIG_METHOD_OFF:
1403                 break;
1404         case CONNMAN_IPCONFIG_METHOD_AUTO:
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                         err = connman_inet_clear_address(ipconfig->index,
1410                                                         ipconfig->address);
1411                 else if (ipconfig->type == CONNMAN_IPCONFIG_TYPE_IPV6)
1412                         err = connman_inet_clear_ipv6_address(
1413                                                 ipconfig->index,
1414                                                 ipconfig->address->local,
1415                                                 ipconfig->address->prefixlen);
1416                 else
1417                         err = -EINVAL;
1418
1419                 return err;
1420         }
1421
1422         return 0;
1423 }
1424
1425 int __connman_ipconfig_set_proxy_autoconfig(struct connman_ipconfig *ipconfig,
1426                                                         const char *url)
1427 {
1428         struct connman_ipdevice *ipdevice;
1429
1430         if (!ipconfig || ipconfig->index < 0)
1431                 return -ENODEV;
1432
1433         ipdevice = g_hash_table_lookup(ipdevice_hash,
1434                                         GINT_TO_POINTER(ipconfig->index));
1435         if (!ipdevice)
1436                 return -ENXIO;
1437
1438         g_free(ipdevice->pac);
1439         ipdevice->pac = g_strdup(url);
1440
1441         return 0;
1442 }
1443
1444 const char *__connman_ipconfig_get_proxy_autoconfig(struct connman_ipconfig *ipconfig)
1445 {
1446         struct connman_ipdevice *ipdevice;
1447
1448         if (!ipconfig || ipconfig->index < 0)
1449                 return NULL;
1450
1451         ipdevice = g_hash_table_lookup(ipdevice_hash,
1452                                         GINT_TO_POINTER(ipconfig->index));
1453         if (!ipdevice)
1454                 return NULL;
1455
1456         return ipdevice->pac;
1457 }
1458
1459 void __connman_ipconfig_set_dhcp_address(struct connman_ipconfig *ipconfig,
1460                                         const char *address)
1461 {
1462         if (!ipconfig)
1463                 return;
1464
1465         g_free(ipconfig->last_dhcp_address);
1466         ipconfig->last_dhcp_address = g_strdup(address);
1467 }
1468
1469 char *__connman_ipconfig_get_dhcp_address(struct connman_ipconfig *ipconfig)
1470 {
1471         if (!ipconfig)
1472                 return NULL;
1473
1474         return ipconfig->last_dhcp_address;
1475 }
1476
1477 void __connman_ipconfig_set_dhcpv6_prefixes(struct connman_ipconfig *ipconfig,
1478                                         char **prefixes)
1479 {
1480         if (!ipconfig)
1481                 return;
1482
1483         g_strfreev(ipconfig->last_dhcpv6_prefixes);
1484         ipconfig->last_dhcpv6_prefixes = prefixes;
1485 }
1486
1487 char **__connman_ipconfig_get_dhcpv6_prefixes(struct connman_ipconfig *ipconfig)
1488 {
1489         if (!ipconfig)
1490                 return NULL;
1491
1492         return ipconfig->last_dhcpv6_prefixes;
1493 }
1494
1495 static void disable_ipv6(struct connman_ipconfig *ipconfig)
1496 {
1497         struct connman_ipdevice *ipdevice;
1498         char *ifname;
1499
1500         DBG("");
1501
1502         ipdevice = g_hash_table_lookup(ipdevice_hash,
1503                                         GINT_TO_POINTER(ipconfig->index));
1504         if (!ipdevice)
1505                 return;
1506
1507         ifname = connman_inet_ifname(ipconfig->index);
1508
1509         set_ipv6_state(ifname, false);
1510
1511         g_free(ifname);
1512 }
1513
1514 static void enable_ipv6(struct connman_ipconfig *ipconfig)
1515 {
1516         struct connman_ipdevice *ipdevice;
1517         char *ifname;
1518
1519         DBG("");
1520
1521         ipdevice = g_hash_table_lookup(ipdevice_hash,
1522                                         GINT_TO_POINTER(ipconfig->index));
1523         if (!ipdevice)
1524                 return;
1525
1526         ifname = connman_inet_ifname(ipconfig->index);
1527
1528         if (ipconfig->method == CONNMAN_IPCONFIG_METHOD_AUTO)
1529                 set_ipv6_privacy(ifname, ipconfig->ipv6_privacy_config);
1530
1531         set_ipv6_state(ifname, true);
1532
1533         g_free(ifname);
1534 }
1535
1536 void __connman_ipconfig_enable_ipv6(struct connman_ipconfig *ipconfig)
1537 {
1538         if (!ipconfig || ipconfig->type != CONNMAN_IPCONFIG_TYPE_IPV6)
1539                 return;
1540
1541         enable_ipv6(ipconfig);
1542 }
1543
1544 void __connman_ipconfig_disable_ipv6(struct connman_ipconfig *ipconfig)
1545 {
1546         if (!ipconfig || ipconfig->type != CONNMAN_IPCONFIG_TYPE_IPV6)
1547                 return;
1548
1549         disable_ipv6(ipconfig);
1550 }
1551
1552 bool __connman_ipconfig_is_usable(struct connman_ipconfig *ipconfig)
1553 {
1554         if (!ipconfig)
1555                 return false;
1556
1557         switch (ipconfig->method) {
1558         case CONNMAN_IPCONFIG_METHOD_UNKNOWN:
1559         case CONNMAN_IPCONFIG_METHOD_OFF:
1560                 return false;
1561         case CONNMAN_IPCONFIG_METHOD_AUTO:
1562         case CONNMAN_IPCONFIG_METHOD_FIXED:
1563         case CONNMAN_IPCONFIG_METHOD_DHCP:
1564         case CONNMAN_IPCONFIG_METHOD_MANUAL:
1565                 break;
1566         }
1567
1568         return true;
1569 }
1570
1571 int __connman_ipconfig_enable(struct connman_ipconfig *ipconfig)
1572 {
1573         struct connman_ipdevice *ipdevice;
1574         bool up = false, down = false;
1575         bool lower_up = false, lower_down = false;
1576         enum connman_ipconfig_type type;
1577         char *ifname;
1578
1579         DBG("ipconfig %p", ipconfig);
1580
1581         if (!ipconfig || ipconfig->index < 0)
1582                 return -ENODEV;
1583
1584         ipdevice = g_hash_table_lookup(ipdevice_hash,
1585                                         GINT_TO_POINTER(ipconfig->index));
1586         if (!ipdevice)
1587                 return -ENXIO;
1588
1589         if (ipconfig->type == CONNMAN_IPCONFIG_TYPE_IPV4) {
1590                 if (ipdevice->config_ipv4 == ipconfig)
1591                         return -EALREADY;
1592                 type = CONNMAN_IPCONFIG_TYPE_IPV4;
1593         } else if (ipconfig->type == CONNMAN_IPCONFIG_TYPE_IPV6) {
1594                 if (ipdevice->config_ipv6 == ipconfig)
1595                         return -EALREADY;
1596                 type = CONNMAN_IPCONFIG_TYPE_IPV6;
1597         } else
1598                 return -EINVAL;
1599
1600         if (type == CONNMAN_IPCONFIG_TYPE_IPV4 &&
1601                                         ipdevice->config_ipv4) {
1602                 ipconfig_list = g_list_remove(ipconfig_list,
1603                                                         ipdevice->config_ipv4);
1604
1605                 connman_ipaddress_clear(ipdevice->config_ipv4->system);
1606
1607                 __connman_ipconfig_unref(ipdevice->config_ipv4);
1608         }
1609
1610         if (type == CONNMAN_IPCONFIG_TYPE_IPV6 &&
1611                                         ipdevice->config_ipv6) {
1612                 ipconfig_list = g_list_remove(ipconfig_list,
1613                                                         ipdevice->config_ipv6);
1614
1615                 connman_ipaddress_clear(ipdevice->config_ipv6->system);
1616
1617                 __connman_ipconfig_unref(ipdevice->config_ipv6);
1618         }
1619
1620         if (type == CONNMAN_IPCONFIG_TYPE_IPV4)
1621                 ipdevice->config_ipv4 = __connman_ipconfig_ref(ipconfig);
1622         else if (type == CONNMAN_IPCONFIG_TYPE_IPV6) {
1623                 ipdevice->config_ipv6 = __connman_ipconfig_ref(ipconfig);
1624
1625                 enable_ipv6(ipdevice->config_ipv6);
1626         }
1627         ipconfig_list = g_list_append(ipconfig_list, ipconfig);
1628
1629         if (ipdevice->flags & IFF_UP)
1630                 up = true;
1631         else
1632                 down = true;
1633
1634         if ((ipdevice->flags & (IFF_RUNNING | IFF_LOWER_UP)) ==
1635                         (IFF_RUNNING | IFF_LOWER_UP))
1636                 lower_up = true;
1637         else if ((ipdevice->flags & (IFF_RUNNING | IFF_LOWER_UP)) == 0)
1638                 lower_down = true;
1639
1640         ifname = connman_inet_ifname(ipconfig->index);
1641
1642         if (up && ipconfig->ops->up)
1643                 ipconfig->ops->up(ipconfig, ifname);
1644         if (lower_up && ipconfig->ops->lower_up)
1645                 ipconfig->ops->lower_up(ipconfig, ifname);
1646
1647         if (lower_down && ipconfig->ops->lower_down)
1648                 ipconfig->ops->lower_down(ipconfig, ifname);
1649         if (down && ipconfig->ops->down)
1650                 ipconfig->ops->down(ipconfig, ifname);
1651
1652         g_free(ifname);
1653
1654         return 0;
1655 }
1656
1657 int __connman_ipconfig_disable(struct connman_ipconfig *ipconfig)
1658 {
1659         struct connman_ipdevice *ipdevice;
1660 #if defined TIZEN_EXT
1661         if (!simplified_log)
1662 #endif
1663         DBG("ipconfig %p", ipconfig);
1664
1665         if (!ipconfig || ipconfig->index < 0)
1666                 return -ENODEV;
1667
1668         ipdevice = g_hash_table_lookup(ipdevice_hash,
1669                                         GINT_TO_POINTER(ipconfig->index));
1670         if (!ipdevice)
1671                 return -ENXIO;
1672
1673         if (!ipdevice->config_ipv4 && !ipdevice->config_ipv6)
1674                 return -EINVAL;
1675
1676         if (ipdevice->config_ipv4 == ipconfig) {
1677                 ipconfig_list = g_list_remove(ipconfig_list, ipconfig);
1678
1679                 connman_ipaddress_clear(ipdevice->config_ipv4->system);
1680                 __connman_ipconfig_unref(ipdevice->config_ipv4);
1681                 ipdevice->config_ipv4 = NULL;
1682                 return 0;
1683         }
1684
1685         if (ipdevice->config_ipv6 == ipconfig) {
1686                 ipconfig_list = g_list_remove(ipconfig_list, ipconfig);
1687
1688 #if defined TIZEN_EXT
1689                 if (ipdevice->config_ipv6->method ==
1690                                 CONNMAN_IPCONFIG_METHOD_AUTO)
1691                         disable_ipv6(ipdevice->config_ipv6);
1692 #endif
1693                 connman_ipaddress_clear(ipdevice->config_ipv6->system);
1694                 __connman_ipconfig_unref(ipdevice->config_ipv6);
1695                 ipdevice->config_ipv6 = NULL;
1696                 return 0;
1697         }
1698
1699         return -EINVAL;
1700 }
1701
1702 const char *__connman_ipconfig_method2string(enum connman_ipconfig_method method)
1703 {
1704         switch (method) {
1705         case CONNMAN_IPCONFIG_METHOD_UNKNOWN:
1706                 break;
1707         case CONNMAN_IPCONFIG_METHOD_OFF:
1708                 return "off";
1709         case CONNMAN_IPCONFIG_METHOD_FIXED:
1710                 return "fixed";
1711         case CONNMAN_IPCONFIG_METHOD_MANUAL:
1712                 return "manual";
1713         case CONNMAN_IPCONFIG_METHOD_DHCP:
1714                 return "dhcp";
1715         case CONNMAN_IPCONFIG_METHOD_AUTO:
1716                 return "auto";
1717         }
1718
1719         return NULL;
1720 }
1721
1722 enum connman_ipconfig_method __connman_ipconfig_string2method(const char *method)
1723 {
1724         if (g_strcmp0(method, "off") == 0)
1725                 return CONNMAN_IPCONFIG_METHOD_OFF;
1726         else if (g_strcmp0(method, "fixed") == 0)
1727                 return CONNMAN_IPCONFIG_METHOD_FIXED;
1728         else if (g_strcmp0(method, "manual") == 0)
1729                 return CONNMAN_IPCONFIG_METHOD_MANUAL;
1730         else if (g_strcmp0(method, "dhcp") == 0)
1731                 return CONNMAN_IPCONFIG_METHOD_DHCP;
1732         else if (g_strcmp0(method, "auto") == 0)
1733                 return CONNMAN_IPCONFIG_METHOD_AUTO;
1734         else
1735                 return CONNMAN_IPCONFIG_METHOD_UNKNOWN;
1736 }
1737
1738 static const char *privacy2string(int privacy)
1739 {
1740         if (privacy <= 0)
1741                 return "disabled";
1742         else if (privacy == 1)
1743                 return "enabled";
1744         else
1745                 return "prefered";
1746 }
1747
1748 static int string2privacy(const char *privacy)
1749 {
1750         if (g_strcmp0(privacy, "disabled") == 0)
1751                 return 0;
1752         else if (g_strcmp0(privacy, "enabled") == 0)
1753                 return 1;
1754         else if (g_strcmp0(privacy, "preferred") == 0)
1755                 return 2;
1756         else if (g_strcmp0(privacy, "prefered") == 0)
1757                 return 2;
1758         else
1759                 return 0;
1760 }
1761
1762 int __connman_ipconfig_ipv6_reset_privacy(struct connman_ipconfig *ipconfig)
1763 {
1764         struct connman_ipdevice *ipdevice;
1765         int err;
1766
1767         if (!ipconfig)
1768                 return -EINVAL;
1769
1770         ipdevice = g_hash_table_lookup(ipdevice_hash,
1771                                                 GINT_TO_POINTER(ipconfig->index));
1772         if (!ipdevice)
1773                 return -ENODEV;
1774
1775         err = __connman_ipconfig_ipv6_set_privacy(ipconfig, privacy2string(
1776                                                         ipdevice->ipv6_privacy));
1777
1778         return err;
1779 }
1780
1781 int __connman_ipconfig_ipv6_set_privacy(struct connman_ipconfig *ipconfig,
1782                                         const char *value)
1783 {
1784         int privacy;
1785
1786         if (!ipconfig)
1787                 return -EINVAL;
1788
1789         privacy = string2privacy(value);
1790
1791         ipconfig->ipv6_privacy_config = privacy;
1792
1793         enable_ipv6(ipconfig);
1794
1795         return 0;
1796 }
1797
1798 void __connman_ipconfig_append_ipv4(struct connman_ipconfig *ipconfig,
1799                                                         DBusMessageIter *iter)
1800 {
1801         struct connman_ipaddress *append_addr = NULL;
1802         const char *str;
1803
1804         if (ipconfig->type != CONNMAN_IPCONFIG_TYPE_IPV4)
1805                 return;
1806
1807         str = __connman_ipconfig_method2string(ipconfig->method);
1808         if (!str)
1809                 return;
1810
1811         connman_dbus_dict_append_basic(iter, "Method", DBUS_TYPE_STRING, &str);
1812
1813         switch (ipconfig->method) {
1814         case CONNMAN_IPCONFIG_METHOD_UNKNOWN:
1815         case CONNMAN_IPCONFIG_METHOD_OFF:
1816                 return;
1817
1818         case CONNMAN_IPCONFIG_METHOD_FIXED:
1819                 append_addr = ipconfig->address;
1820                 break;
1821
1822         case CONNMAN_IPCONFIG_METHOD_AUTO:
1823         case CONNMAN_IPCONFIG_METHOD_MANUAL:
1824         case CONNMAN_IPCONFIG_METHOD_DHCP:
1825                 append_addr = ipconfig->system;
1826 #if defined TIZEN_EXT
1827                 /* TIZEN enables get_properties before __connman_ipconfig_newaddr */
1828                 if (append_addr && append_addr->local == NULL)
1829                         append_addr = ipconfig->address;
1830 #endif
1831                 break;
1832         }
1833
1834         if (!append_addr)
1835                 return;
1836
1837         if (append_addr->local) {
1838                 in_addr_t addr;
1839                 struct in_addr netmask;
1840                 char *mask;
1841
1842                 connman_dbus_dict_append_basic(iter, "Address",
1843                                 DBUS_TYPE_STRING, &append_addr->local);
1844
1845                 addr = 0xffffffff << (32 - append_addr->prefixlen);
1846                 netmask.s_addr = htonl(addr);
1847                 mask = inet_ntoa(netmask);
1848                 connman_dbus_dict_append_basic(iter, "Netmask",
1849                                                 DBUS_TYPE_STRING, &mask);
1850         }
1851
1852         if (append_addr->gateway)
1853                 connman_dbus_dict_append_basic(iter, "Gateway",
1854                                 DBUS_TYPE_STRING, &append_addr->gateway);
1855
1856 #if defined TIZEN_EXT
1857         if (ipconfig->method == CONNMAN_IPCONFIG_METHOD_DHCP) {
1858                 char *server_ip;
1859                 server_ip = __connman_dhcp_get_server_address(ipconfig);
1860                 if (server_ip) {
1861                         connman_dbus_dict_append_basic(iter, "DHCPServerIP",
1862                                         DBUS_TYPE_STRING, &server_ip);
1863                         g_free(server_ip);
1864                 }
1865                 connman_dbus_dict_append_basic(iter, "DHCPLeaseDuration",
1866                                 DBUS_TYPE_INT32, &ipconfig->dhcp_lease_duration);
1867         }
1868 #endif
1869 }
1870
1871 void __connman_ipconfig_append_ipv6(struct connman_ipconfig *ipconfig,
1872                                         DBusMessageIter *iter,
1873                                         struct connman_ipconfig *ipconfig_ipv4)
1874 {
1875         struct connman_ipaddress *append_addr = NULL;
1876         const char *str, *privacy;
1877
1878         if (ipconfig->type != CONNMAN_IPCONFIG_TYPE_IPV6)
1879                 return;
1880
1881         str = __connman_ipconfig_method2string(ipconfig->method);
1882         if (!str)
1883                 return;
1884
1885         if (ipconfig_ipv4 &&
1886                         ipconfig->method == CONNMAN_IPCONFIG_METHOD_AUTO) {
1887                 if (__connman_6to4_check(ipconfig_ipv4) == 1)
1888                         str = "6to4";
1889         }
1890
1891         connman_dbus_dict_append_basic(iter, "Method", DBUS_TYPE_STRING, &str);
1892
1893         switch (ipconfig->method) {
1894         case CONNMAN_IPCONFIG_METHOD_UNKNOWN:
1895         case CONNMAN_IPCONFIG_METHOD_OFF:
1896                 return;
1897
1898         case CONNMAN_IPCONFIG_METHOD_FIXED:
1899                 append_addr = ipconfig->address;
1900                 break;
1901
1902         case CONNMAN_IPCONFIG_METHOD_MANUAL:
1903         case CONNMAN_IPCONFIG_METHOD_DHCP:
1904         case CONNMAN_IPCONFIG_METHOD_AUTO:
1905                 append_addr = ipconfig->system;
1906 #if defined TIZEN_EXT
1907                 /* TIZEN enables get_properties before __connman_ipconfig_newaddr */
1908                 if (append_addr && append_addr->local == NULL)
1909                         append_addr = ipconfig->address;
1910 #endif
1911                 break;
1912         }
1913
1914         if (!append_addr)
1915                 return;
1916
1917         if (append_addr->local) {
1918                 connman_dbus_dict_append_basic(iter, "Address",
1919                                 DBUS_TYPE_STRING, &append_addr->local);
1920                 connman_dbus_dict_append_basic(iter, "PrefixLength",
1921                                                 DBUS_TYPE_BYTE,
1922                                                 &append_addr->prefixlen);
1923         }
1924
1925         if (append_addr->gateway)
1926                 connman_dbus_dict_append_basic(iter, "Gateway",
1927                                 DBUS_TYPE_STRING, &append_addr->gateway);
1928
1929         privacy = privacy2string(ipconfig->ipv6_privacy_config);
1930         connman_dbus_dict_append_basic(iter, "Privacy",
1931                                 DBUS_TYPE_STRING, &privacy);
1932 }
1933
1934 void __connman_ipconfig_append_ipv6config(struct connman_ipconfig *ipconfig,
1935                                                         DBusMessageIter *iter)
1936 {
1937         const char *str, *privacy;
1938
1939         str = __connman_ipconfig_method2string(ipconfig->method);
1940         if (!str)
1941                 return;
1942
1943         connman_dbus_dict_append_basic(iter, "Method", DBUS_TYPE_STRING, &str);
1944
1945         switch (ipconfig->method) {
1946         case CONNMAN_IPCONFIG_METHOD_UNKNOWN:
1947         case CONNMAN_IPCONFIG_METHOD_OFF:
1948         case CONNMAN_IPCONFIG_METHOD_DHCP:
1949                 return;
1950         case CONNMAN_IPCONFIG_METHOD_FIXED:
1951         case CONNMAN_IPCONFIG_METHOD_MANUAL:
1952         case CONNMAN_IPCONFIG_METHOD_AUTO:
1953                 break;
1954         }
1955
1956         if (!ipconfig->address)
1957                 return;
1958
1959         if (ipconfig->address->local) {
1960                 connman_dbus_dict_append_basic(iter, "Address",
1961                                 DBUS_TYPE_STRING, &ipconfig->address->local);
1962                 connman_dbus_dict_append_basic(iter, "PrefixLength",
1963                                                 DBUS_TYPE_BYTE,
1964                                                 &ipconfig->address->prefixlen);
1965         }
1966
1967         if (ipconfig->address->gateway)
1968                 connman_dbus_dict_append_basic(iter, "Gateway",
1969                                 DBUS_TYPE_STRING, &ipconfig->address->gateway);
1970
1971         privacy = privacy2string(ipconfig->ipv6_privacy_config);
1972         connman_dbus_dict_append_basic(iter, "Privacy",
1973                                 DBUS_TYPE_STRING, &privacy);
1974 }
1975
1976 void __connman_ipconfig_append_ipv4config(struct connman_ipconfig *ipconfig,
1977                                                         DBusMessageIter *iter)
1978 {
1979         const char *str;
1980
1981         str = __connman_ipconfig_method2string(ipconfig->method);
1982         if (!str)
1983                 return;
1984
1985         connman_dbus_dict_append_basic(iter, "Method", DBUS_TYPE_STRING, &str);
1986
1987         switch (ipconfig->method) {
1988         case CONNMAN_IPCONFIG_METHOD_UNKNOWN:
1989         case CONNMAN_IPCONFIG_METHOD_OFF:
1990         case CONNMAN_IPCONFIG_METHOD_DHCP:
1991         case CONNMAN_IPCONFIG_METHOD_AUTO:
1992                 return;
1993         case CONNMAN_IPCONFIG_METHOD_FIXED:
1994         case CONNMAN_IPCONFIG_METHOD_MANUAL:
1995                 break;
1996         }
1997
1998         if (!ipconfig->address)
1999                 return;
2000
2001         if (ipconfig->address->local) {
2002                 in_addr_t addr;
2003                 struct in_addr netmask;
2004                 char *mask;
2005
2006                 connman_dbus_dict_append_basic(iter, "Address",
2007                                 DBUS_TYPE_STRING, &ipconfig->address->local);
2008
2009                 addr = 0xffffffff << (32 - ipconfig->address->prefixlen);
2010                 netmask.s_addr = htonl(addr);
2011                 mask = inet_ntoa(netmask);
2012                 connman_dbus_dict_append_basic(iter, "Netmask",
2013                                                 DBUS_TYPE_STRING, &mask);
2014         }
2015
2016         if (ipconfig->address->gateway)
2017                 connman_dbus_dict_append_basic(iter, "Gateway",
2018                                 DBUS_TYPE_STRING, &ipconfig->address->gateway);
2019 }
2020
2021 int __connman_ipconfig_set_config(struct connman_ipconfig *ipconfig,
2022                                                         DBusMessageIter *array)
2023 {
2024         enum connman_ipconfig_method method = CONNMAN_IPCONFIG_METHOD_UNKNOWN;
2025         const char *address = NULL, *netmask = NULL, *gateway = NULL,
2026                 *privacy_string = NULL;
2027         int prefix_length = 0, privacy = 0;
2028         DBusMessageIter dict;
2029         int type = -1;
2030
2031         if (dbus_message_iter_get_arg_type(array) != DBUS_TYPE_ARRAY)
2032                 return -EINVAL;
2033
2034         dbus_message_iter_recurse(array, &dict);
2035
2036         while (dbus_message_iter_get_arg_type(&dict) == DBUS_TYPE_DICT_ENTRY) {
2037                 DBusMessageIter entry, value;
2038                 const char *key;
2039                 int type;
2040
2041                 dbus_message_iter_recurse(&dict, &entry);
2042
2043                 if (dbus_message_iter_get_arg_type(&entry) != DBUS_TYPE_STRING)
2044                         return -EINVAL;
2045
2046                 dbus_message_iter_get_basic(&entry, &key);
2047                 dbus_message_iter_next(&entry);
2048
2049                 if (dbus_message_iter_get_arg_type(&entry) != DBUS_TYPE_VARIANT)
2050                         return -EINVAL;
2051
2052                 dbus_message_iter_recurse(&entry, &value);
2053
2054                 type = dbus_message_iter_get_arg_type(&value);
2055
2056                 if (g_str_equal(key, "Method")) {
2057                         const char *str;
2058
2059                         if (type != DBUS_TYPE_STRING)
2060                                 return -EINVAL;
2061
2062                         dbus_message_iter_get_basic(&value, &str);
2063                         method = __connman_ipconfig_string2method(str);
2064                 } else if (g_str_equal(key, "Address")) {
2065                         if (type != DBUS_TYPE_STRING)
2066                                 return -EINVAL;
2067
2068                         dbus_message_iter_get_basic(&value, &address);
2069                 } else if (g_str_equal(key, "PrefixLength")) {
2070                         if (type != DBUS_TYPE_BYTE)
2071                                 return -EINVAL;
2072
2073                         dbus_message_iter_get_basic(&value, &prefix_length);
2074
2075                         if (prefix_length < 0 || prefix_length > 128)
2076                                 return -EINVAL;
2077                 } else if (g_str_equal(key, "Netmask")) {
2078                         if (type != DBUS_TYPE_STRING)
2079                                 return -EINVAL;
2080
2081                         dbus_message_iter_get_basic(&value, &netmask);
2082                 } else if (g_str_equal(key, "Gateway")) {
2083                         if (type != DBUS_TYPE_STRING)
2084                                 return -EINVAL;
2085
2086                         dbus_message_iter_get_basic(&value, &gateway);
2087                 } else if (g_str_equal(key, "Privacy")) {
2088                         if (type != DBUS_TYPE_STRING)
2089                                 return -EINVAL;
2090
2091                         dbus_message_iter_get_basic(&value, &privacy_string);
2092                         privacy = string2privacy(privacy_string);
2093                 }
2094
2095                 dbus_message_iter_next(&dict);
2096         }
2097
2098         DBG("method %d address %s netmask %s gateway %s prefix_length %d "
2099                 "privacy %s",
2100                 method, address, netmask, gateway, prefix_length,
2101                 privacy_string);
2102
2103         switch (method) {
2104         case CONNMAN_IPCONFIG_METHOD_UNKNOWN:
2105         case CONNMAN_IPCONFIG_METHOD_FIXED:
2106                 return -EINVAL;
2107
2108         case CONNMAN_IPCONFIG_METHOD_OFF:
2109                 ipconfig->method = method;
2110 #if defined TIZEN_EXT
2111                 if (ipconfig->type == CONNMAN_IPCONFIG_TYPE_IPV6)
2112                         disable_ipv6(ipconfig);
2113 #endif
2114
2115                 break;
2116
2117         case CONNMAN_IPCONFIG_METHOD_AUTO:
2118                 if (ipconfig->type != CONNMAN_IPCONFIG_TYPE_IPV6)
2119                         return -EOPNOTSUPP;
2120
2121                 ipconfig->method = method;
2122                 if (privacy_string)
2123                         ipconfig->ipv6_privacy_config = privacy;
2124 #if defined TIZEN_EXT
2125                 enable_ipv6(ipconfig);
2126 #endif
2127
2128                 break;
2129
2130         case CONNMAN_IPCONFIG_METHOD_MANUAL:
2131                 switch (ipconfig->type) {
2132                 case CONNMAN_IPCONFIG_TYPE_IPV4:
2133                         type = AF_INET;
2134                         break;
2135                 case CONNMAN_IPCONFIG_TYPE_IPV6:
2136                         type = AF_INET6;
2137                         break;
2138                 case CONNMAN_IPCONFIG_TYPE_UNKNOWN:
2139                 case CONNMAN_IPCONFIG_TYPE_ALL:
2140                         type = -1;
2141                         break;
2142                 }
2143
2144                 if ((address && connman_inet_check_ipaddress(address)
2145                                                 != type) ||
2146                                 (netmask &&
2147                                 connman_inet_check_ipaddress(netmask)
2148                                                 != type) ||
2149                                 (gateway &&
2150                                 connman_inet_check_ipaddress(gateway)
2151                                                 != type))
2152                         return -EINVAL;
2153
2154                 ipconfig->method = method;
2155
2156                 if (ipconfig->type == CONNMAN_IPCONFIG_TYPE_IPV4)
2157                         connman_ipaddress_set_ipv4(ipconfig->address,
2158                                                 address, netmask, gateway);
2159                 else
2160                         return connman_ipaddress_set_ipv6(
2161                                         ipconfig->address, address,
2162                                                 prefix_length, gateway);
2163
2164                 break;
2165
2166         case CONNMAN_IPCONFIG_METHOD_DHCP:
2167                 if (ipconfig->type != CONNMAN_IPCONFIG_TYPE_IPV4)
2168                         return -EOPNOTSUPP;
2169
2170                 ipconfig->method = method;
2171                 break;
2172         }
2173
2174         return 0;
2175 }
2176
2177 void __connman_ipconfig_append_ethernet(struct connman_ipconfig *ipconfig,
2178                                                         DBusMessageIter *iter)
2179 {
2180         struct connman_ipdevice *ipdevice;
2181         const char *method = "auto";
2182
2183         connman_dbus_dict_append_basic(iter, "Method",
2184                                                 DBUS_TYPE_STRING, &method);
2185
2186         ipdevice = g_hash_table_lookup(ipdevice_hash,
2187                                         GINT_TO_POINTER(ipconfig->index));
2188         if (!ipdevice)
2189                 return;
2190
2191         if (ipconfig->index >= 0) {
2192                 char *ifname = connman_inet_ifname(ipconfig->index);
2193                 if (ifname) {
2194                         connman_dbus_dict_append_basic(iter, "Interface",
2195                                                 DBUS_TYPE_STRING, &ifname);
2196                         g_free(ifname);
2197                 }
2198         }
2199
2200         if (ipdevice->address)
2201                 connman_dbus_dict_append_basic(iter, "Address",
2202                                         DBUS_TYPE_STRING, &ipdevice->address);
2203
2204         if (ipdevice->mtu > 0)
2205                 connman_dbus_dict_append_basic(iter, "MTU",
2206                                         DBUS_TYPE_UINT16, &ipdevice->mtu);
2207 }
2208
2209 int __connman_ipconfig_load(struct connman_ipconfig *ipconfig,
2210                 GKeyFile *keyfile, const char *identifier, const char *prefix)
2211 {
2212         char *method;
2213         char *key;
2214         char *str;
2215
2216         DBG("ipconfig %p identifier %s", ipconfig, identifier);
2217
2218         key = g_strdup_printf("%smethod", prefix);
2219         method = g_key_file_get_string(keyfile, identifier, key, NULL);
2220         if (!method) {
2221                 switch (ipconfig->type) {
2222                 case CONNMAN_IPCONFIG_TYPE_IPV4:
2223                         ipconfig->method = CONNMAN_IPCONFIG_METHOD_DHCP;
2224                         break;
2225                 case CONNMAN_IPCONFIG_TYPE_IPV6:
2226                         ipconfig->method = CONNMAN_IPCONFIG_METHOD_AUTO;
2227                         break;
2228                 case CONNMAN_IPCONFIG_TYPE_UNKNOWN:
2229                 case CONNMAN_IPCONFIG_TYPE_ALL:
2230                         ipconfig->method = CONNMAN_IPCONFIG_METHOD_OFF;
2231                         break;
2232                 }
2233         } else
2234                 ipconfig->method = __connman_ipconfig_string2method(method);
2235
2236         if (ipconfig->method == CONNMAN_IPCONFIG_METHOD_UNKNOWN)
2237                 ipconfig->method = CONNMAN_IPCONFIG_METHOD_OFF;
2238
2239         if (ipconfig->type == CONNMAN_IPCONFIG_TYPE_IPV6) {
2240                 gsize length;
2241                 char *pprefix;
2242
2243                 if (ipconfig->method == CONNMAN_IPCONFIG_METHOD_AUTO ||
2244                         ipconfig->method == CONNMAN_IPCONFIG_METHOD_MANUAL) {
2245                         char *privacy;
2246
2247                         pprefix = g_strdup_printf("%sprivacy", prefix);
2248                         privacy = g_key_file_get_string(keyfile, identifier,
2249                                                         pprefix, NULL);
2250                         ipconfig->ipv6_privacy_config = string2privacy(privacy);
2251                         g_free(pprefix);
2252                         g_free(privacy);
2253                 }
2254
2255                 pprefix = g_strdup_printf("%sDHCP.LastPrefixes", prefix);
2256                 ipconfig->last_dhcpv6_prefixes =
2257                         g_key_file_get_string_list(keyfile, identifier, pprefix,
2258                                                 &length, NULL);
2259                 if (ipconfig->last_dhcpv6_prefixes && length == 0) {
2260                         g_free(ipconfig->last_dhcpv6_prefixes);
2261                         ipconfig->last_dhcpv6_prefixes = NULL;
2262                 }
2263                 g_free(pprefix);
2264         }
2265
2266         g_free(method);
2267         g_free(key);
2268
2269         switch (ipconfig->method) {
2270         case CONNMAN_IPCONFIG_METHOD_UNKNOWN:
2271         case CONNMAN_IPCONFIG_METHOD_OFF:
2272                 break;
2273
2274         case CONNMAN_IPCONFIG_METHOD_FIXED:
2275         case CONNMAN_IPCONFIG_METHOD_MANUAL:
2276
2277                 key = g_strdup_printf("%snetmask_prefixlen", prefix);
2278                 ipconfig->address->prefixlen = g_key_file_get_integer(
2279                                 keyfile, identifier, key, NULL);
2280                 g_free(key);
2281
2282                 key = g_strdup_printf("%slocal_address", prefix);
2283                 g_free(ipconfig->address->local);
2284                 ipconfig->address->local = g_key_file_get_string(
2285                         keyfile, identifier, key, NULL);
2286                 g_free(key);
2287
2288                 key = g_strdup_printf("%speer_address", prefix);
2289                 g_free(ipconfig->address->peer);
2290                 ipconfig->address->peer = g_key_file_get_string(
2291                                 keyfile, identifier, key, NULL);
2292                 g_free(key);
2293
2294                 key = g_strdup_printf("%sbroadcast_address", prefix);
2295                 g_free(ipconfig->address->broadcast);
2296                 ipconfig->address->broadcast = g_key_file_get_string(
2297                                 keyfile, identifier, key, NULL);
2298                 g_free(key);
2299
2300                 key = g_strdup_printf("%sgateway", prefix);
2301                 g_free(ipconfig->address->gateway);
2302                 ipconfig->address->gateway = g_key_file_get_string(
2303                                 keyfile, identifier, key, NULL);
2304                 g_free(key);
2305                 break;
2306
2307         case CONNMAN_IPCONFIG_METHOD_AUTO:
2308
2309                 if (ipconfig->type != CONNMAN_IPCONFIG_TYPE_IPV4)
2310                         break;
2311
2312                 /*
2313                  * If the last used method for IPv4 was AUTO then we
2314                  * try first DHCP. We will try also to use the last
2315                  * used DHCP address, if exits.
2316                  */
2317                 __connman_ipconfig_set_method(ipconfig,
2318                                         CONNMAN_IPCONFIG_METHOD_DHCP);
2319                 /* fall through */
2320
2321         case CONNMAN_IPCONFIG_METHOD_DHCP:
2322
2323                 key = g_strdup_printf("%sDHCP.LastAddress", prefix);
2324                 str = g_key_file_get_string(keyfile, identifier, key, NULL);
2325                 if (str) {
2326                         g_free(ipconfig->last_dhcp_address);
2327                         ipconfig->last_dhcp_address = str;
2328                 }
2329                 g_free(key);
2330
2331                 break;
2332         }
2333
2334         return 0;
2335 }
2336
2337 int __connman_ipconfig_save(struct connman_ipconfig *ipconfig,
2338                 GKeyFile *keyfile, const char *identifier, const char *prefix)
2339 {
2340         const char *method;
2341         char *key;
2342
2343         method = __connman_ipconfig_method2string(ipconfig->method);
2344
2345         DBG("ipconfig %p identifier %s method %s", ipconfig, identifier,
2346                                                                 method);
2347         if (method) {
2348                 key = g_strdup_printf("%smethod", prefix);
2349                 g_key_file_set_string(keyfile, identifier, key, method);
2350                 g_free(key);
2351         }
2352
2353         if (ipconfig->type == CONNMAN_IPCONFIG_TYPE_IPV6) {
2354                 const char *privacy;
2355                 privacy = privacy2string(ipconfig->ipv6_privacy_config);
2356                 key = g_strdup_printf("%sprivacy", prefix);
2357                 g_key_file_set_string(keyfile, identifier, key, privacy);
2358                 g_free(key);
2359
2360                 key = g_strdup_printf("%sDHCP.LastAddress", prefix);
2361                 if (ipconfig->last_dhcp_address &&
2362                                 strlen(ipconfig->last_dhcp_address) > 0)
2363                         g_key_file_set_string(keyfile, identifier, key,
2364                                         ipconfig->last_dhcp_address);
2365                 else
2366                         g_key_file_remove_key(keyfile, identifier, key, NULL);
2367                 g_free(key);
2368
2369                 key = g_strdup_printf("%sDHCP.LastPrefixes", prefix);
2370                 if (ipconfig->last_dhcpv6_prefixes &&
2371                                 ipconfig->last_dhcpv6_prefixes[0]) {
2372                         guint len =
2373                                 g_strv_length(ipconfig->last_dhcpv6_prefixes);
2374
2375                         g_key_file_set_string_list(keyfile, identifier, key,
2376                                 (const gchar **)ipconfig->last_dhcpv6_prefixes,
2377                                                 len);
2378                 } else
2379                         g_key_file_remove_key(keyfile, identifier, key, NULL);
2380                 g_free(key);
2381         }
2382
2383         switch (ipconfig->method) {
2384         case CONNMAN_IPCONFIG_METHOD_FIXED:
2385         case CONNMAN_IPCONFIG_METHOD_MANUAL:
2386                 break;
2387         case CONNMAN_IPCONFIG_METHOD_DHCP:
2388                 key = g_strdup_printf("%sDHCP.LastAddress", prefix);
2389                 if (ipconfig->last_dhcp_address &&
2390                                 strlen(ipconfig->last_dhcp_address) > 0)
2391                         g_key_file_set_string(keyfile, identifier, key,
2392                                         ipconfig->last_dhcp_address);
2393                 else
2394                         g_key_file_remove_key(keyfile, identifier, key, NULL);
2395                 g_free(key);
2396                 /* fall through */
2397         case CONNMAN_IPCONFIG_METHOD_UNKNOWN:
2398         case CONNMAN_IPCONFIG_METHOD_OFF:
2399         case CONNMAN_IPCONFIG_METHOD_AUTO:
2400                 return 0;
2401         }
2402
2403         key = g_strdup_printf("%snetmask_prefixlen", prefix);
2404         if (ipconfig->address->prefixlen != 0)
2405                 g_key_file_set_integer(keyfile, identifier,
2406                                 key, ipconfig->address->prefixlen);
2407         g_free(key);
2408
2409         key = g_strdup_printf("%slocal_address", prefix);
2410         if (ipconfig->address->local)
2411                 g_key_file_set_string(keyfile, identifier,
2412                                 key, ipconfig->address->local);
2413         g_free(key);
2414
2415         key = g_strdup_printf("%speer_address", prefix);
2416         if (ipconfig->address->peer)
2417                 g_key_file_set_string(keyfile, identifier,
2418                                 key, ipconfig->address->peer);
2419         g_free(key);
2420
2421         key = g_strdup_printf("%sbroadcast_address", prefix);
2422         if (ipconfig->address->broadcast)
2423                 g_key_file_set_string(keyfile, identifier,
2424                         key, ipconfig->address->broadcast);
2425         g_free(key);
2426
2427         key = g_strdup_printf("%sgateway", prefix);
2428         if (ipconfig->address->gateway)
2429                 g_key_file_set_string(keyfile, identifier,
2430                         key, ipconfig->address->gateway);
2431         else
2432                 g_key_file_remove_key(keyfile, identifier, key, NULL);
2433         g_free(key);
2434
2435         return 0;
2436 }
2437
2438 int __connman_ipconfig_init(void)
2439 {
2440         DBG("");
2441
2442         ipdevice_hash = g_hash_table_new_full(g_direct_hash, g_direct_equal,
2443                                                         NULL, free_ipdevice);
2444
2445         is_ipv6_supported = connman_inet_is_ipv6_supported();
2446
2447         return 0;
2448 }
2449
2450 void __connman_ipconfig_cleanup(void)
2451 {
2452         DBG("");
2453
2454         g_hash_table_destroy(ipdevice_hash);
2455         ipdevice_hash = NULL;
2456 }