src/ipconfig.c

   1 /*
   2  *
   3  *  Connection Manager
   4  *
   5  *  Copyright (C) 2007-2010  Intel Corporation. All rights reserved.
   6  *
   7  *  This program is free software; you can redistribute it and/or modify
   8  *  it under the terms of the GNU General Public License version 2 as
   9  *  published by the Free Software Foundation.
  10  *
  11  *  This program is distributed in the hope that it will be useful,
  12  *  but WITHOUT ANY WARRANTY; without even the implied warranty of
  13  *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14  *  GNU General Public License for more details.
  15  *
  16  *  You should have received a copy of the GNU General Public License
  17  *  along with this program; if not, write to the Free Software
  18  *  Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
  19  *
  20  */
  21
  22 #ifdef HAVE_CONFIG_H
  23 #include <config.h>
  24 #endif
  25
  26 #include <errno.h>
  27 #include <stdio.h>
  28 #include <net/if.h>
  29 #include <net/if_arp.h>
  30 #include <linux/if_link.h>
  31 #include <string.h>
  32 #include <stdlib.h>
  33
  34 #ifndef IFF_LOWER_UP
  35 #define IFF_LOWER_UP    0x10000
  36 #endif
  37
  38 #include <gdbus.h>
  39
  40 #include "connman.h"
  41
  42 struct connman_ipconfig {
  43         gint refcount;
  44         int index;
  45         enum connman_ipconfig_type type;
  46
  47         struct connman_ipconfig *origin;
  48
  49         const struct connman_ipconfig_ops *ops;
  50         void *ops_data;
  51
  52         enum connman_ipconfig_method method;
  53         struct connman_ipaddress *address;
  54         struct connman_ipaddress *system;
  55
  56         int ipv6_privacy_config;
  57 };
  58
  59 struct connman_ipdevice {
  60         int index;
  61         char *ifname;
  62         unsigned short type;
  63         unsigned int flags;
  64         char *address;
  65         uint16_t mtu;
  66         uint32_t rx_packets;
  67         uint32_t tx_packets;
  68         uint32_t rx_bytes;
  69         uint32_t tx_bytes;
  70         uint32_t rx_errors;
  71         uint32_t tx_errors;
  72         uint32_t rx_dropped;
  73         uint32_t tx_dropped;
  74
  75         GSList *address_list;
  76         char *ipv4_gateway;
  77         char *ipv6_gateway;
  78
  79         char *pac;
  80
  81         struct connman_ipconfig *config_ipv4;
  82         struct connman_ipconfig *config_ipv6;
  83
  84         gboolean ipv6_enabled;
  85         int ipv6_privacy;
  86 };
  87
  88 static GHashTable *ipdevice_hash = NULL;
  89 static GList *ipconfig_list = NULL;
  90
  91 struct connman_ipaddress *connman_ipaddress_alloc(int family)
  92 {
  93         struct connman_ipaddress *ipaddress;
  94
  95         ipaddress = g_try_new0(struct connman_ipaddress, 1);
  96         if (ipaddress == NULL)
  97                 return NULL;
  98
  99         ipaddress->family = family;
 100         ipaddress->prefixlen = 0;
 101         ipaddress->local = NULL;
 102         ipaddress->peer = NULL;
 103         ipaddress->broadcast = NULL;
 104         ipaddress->gateway = NULL;
 105
 106         return ipaddress;
 107 }
 108
 109 void connman_ipaddress_free(struct connman_ipaddress *ipaddress)
 110 {
 111         if (ipaddress == NULL)
 112                 return;
 113
 114         g_free(ipaddress->broadcast);
 115         g_free(ipaddress->peer);
 116         g_free(ipaddress->local);
 117         g_free(ipaddress->gateway);
 118         g_free(ipaddress);
 119 }
 120
 121 unsigned char __connman_ipconfig_netmask_prefix_len(const char *netmask)
 122 {
 123         unsigned char bits;
 124         in_addr_t mask;
 125         in_addr_t host;
 126
 127         if (netmask == NULL)
 128                 return 32;
 129
 130         mask = inet_network(netmask);
 131         host = ~mask;
 132
 133         /* a valid netmask must be 2^n - 1 */
 134         if ((host & (host + 1)) != 0)
 135                 return -1;
 136
 137         bits = 0;
 138         for (; mask; mask <<= 1)
 139                 ++bits;
 140
 141         return bits;
 142 }
 143
 144 static gboolean check_ipv6_address(const char *address)
 145 {
 146         unsigned char buf[sizeof(struct in6_addr)];
 147         int err;
 148
 149         if (address == NULL)
 150                 return FALSE;
 151
 152         err = inet_pton(AF_INET6, address, buf);
 153         if (err > 0)
 154                 return TRUE;
 155
 156         return FALSE;
 157 }
 158
 159 int connman_ipaddress_set_ipv6(struct connman_ipaddress *ipaddress,
 160                                 const char *address,
 161                                 unsigned char prefix_length,
 162                                 const char *gateway)
 163 {
 164         if (ipaddress == NULL)
 165                 return -EINVAL;
 166
 167         if (check_ipv6_address(address) == FALSE)
 168                 return -EINVAL;
 169
 170         if (check_ipv6_address(gateway) == FALSE)
 171                 return -EINVAL;
 172
 173         DBG("prefix_len %d address %s gateway %s",
 174                         prefix_length, address, gateway);
 175
 176         ipaddress->family = AF_INET6;
 177
 178         ipaddress->prefixlen = prefix_length;
 179
 180         g_free(ipaddress->local);
 181         ipaddress->local = g_strdup(address);
 182
 183         g_free(ipaddress->gateway);
 184         ipaddress->gateway = g_strdup(gateway);
 185
 186         return 0;
 187 }
 188
 189 int connman_ipaddress_set_ipv4(struct connman_ipaddress *ipaddress,
 190                 const char *address, const char *netmask, const char *gateway)
 191 {
 192         if (ipaddress == NULL)
 193                 return -EINVAL;
 194
 195         ipaddress->family = AF_INET;
 196
 197         ipaddress->prefixlen = __connman_ipconfig_netmask_prefix_len(netmask);
 198
 199         g_free(ipaddress->local);
 200         ipaddress->local = g_strdup(address);
 201
 202         g_free(ipaddress->gateway);
 203         ipaddress->gateway = g_strdup(gateway);
 204
 205         return 0;
 206 }
 207
 208 void connman_ipaddress_set_peer(struct connman_ipaddress *ipaddress,
 209                                 const char *peer)
 210 {
 211         if (ipaddress == NULL)
 212                 return;
 213
 214         g_free(ipaddress->peer);
 215         ipaddress->peer = g_strdup(peer);
 216 }
 217
 218 void connman_ipaddress_clear(struct connman_ipaddress *ipaddress)
 219 {
 220         if (ipaddress == NULL)
 221                 return;
 222
 223         ipaddress->prefixlen = 0;
 224
 225         g_free(ipaddress->local);
 226         ipaddress->local = NULL;
 227
 228         g_free(ipaddress->peer);
 229         ipaddress->peer = NULL;
 230
 231         g_free(ipaddress->broadcast);
 232         ipaddress->broadcast = NULL;
 233
 234         g_free(ipaddress->gateway);
 235         ipaddress->gateway = NULL;
 236 }
 237
 238 void connman_ipaddress_copy(struct connman_ipaddress *ipaddress,
 239                                         struct connman_ipaddress *source)
 240 {
 241         if (ipaddress == NULL || source == NULL)
 242                 return;
 243
 244         ipaddress->family = source->family;
 245         ipaddress->prefixlen = source->prefixlen;
 246
 247         g_free(ipaddress->local);
 248         ipaddress->local = g_strdup(source->local);
 249
 250         g_free(ipaddress->peer);
 251         ipaddress->peer = g_strdup(source->peer);
 252
 253         g_free(ipaddress->broadcast);
 254         ipaddress->broadcast = g_strdup(source->broadcast);
 255
 256         g_free(ipaddress->gateway);
 257         ipaddress->gateway = g_strdup(source->gateway);
 258 }
 259
 260 static void free_address_list(struct connman_ipdevice *ipdevice)
 261 {
 262         GSList *list;
 263
 264         for (list = ipdevice->address_list; list; list = list->next) {
 265                 struct connman_ipaddress *ipaddress = list->data;
 266
 267                 connman_ipaddress_free(ipaddress);
 268                 list->data = NULL;
 269         }
 270
 271         g_slist_free(ipdevice->address_list);
 272         ipdevice->address_list = NULL;
 273 }
 274
 275 static struct connman_ipaddress *find_ipaddress(struct connman_ipdevice *ipdevice,
 276                                 unsigned char prefixlen, const char *local)
 277 {
 278         GSList *list;
 279
 280         for (list = ipdevice->address_list; list; list = list->next) {
 281                 struct connman_ipaddress *ipaddress = list->data;
 282
 283                 if (g_strcmp0(ipaddress->local, local) == 0 &&
 284                                         ipaddress->prefixlen == prefixlen)
 285                         return ipaddress;
 286         }
 287
 288         return NULL;
 289 }
 290
 291 const char *__connman_ipconfig_type2string(enum connman_ipconfig_type type)
 292 {
 293         switch (type) {
 294         case CONNMAN_IPCONFIG_TYPE_UNKNOWN:
 295                 return "unknown";
 296         case CONNMAN_IPCONFIG_TYPE_IPV4:
 297                 return "IPv4";
 298         case CONNMAN_IPCONFIG_TYPE_IPV6:
 299                 return "IPv6";
 300         }
 301
 302         return NULL;
 303 }
 304
 305 static const char *type2str(unsigned short type)
 306 {
 307         switch (type) {
 308         case ARPHRD_ETHER:
 309                 return "ETHER";
 310         case ARPHRD_LOOPBACK:
 311                 return "LOOPBACK";
 312         case ARPHRD_PPP:
 313                 return "PPP";
 314         case ARPHRD_NONE:
 315                 return "NONE";
 316         case ARPHRD_VOID:
 317                 return "VOID";
 318         }
 319
 320         return "";
 321 }
 322
 323 static const char *scope2str(unsigned char scope)
 324 {
 325         switch (scope) {
 326         case 0:
 327                 return "UNIVERSE";
 328         case 253:
 329                 return "LINK";
 330         }
 331
 332         return "";
 333 }
 334
 335 static gboolean get_ipv6_state(gchar *ifname)
 336 {
 337         int disabled;
 338         gchar *path;
 339         FILE *f;
 340         gboolean enabled = FALSE;
 341
 342         if (ifname == NULL)
 343                 path = g_strdup("/proc/sys/net/ipv6/conf/all/disable_ipv6");
 344         else
 345                 path = g_strdup_printf(
 346                         "/proc/sys/net/ipv6/conf/%s/disable_ipv6", ifname);
 347
 348         if (path == NULL)
 349                 return enabled;
 350
 351         f = fopen(path, "r");
 352
 353         g_free(path);
 354
 355         if (f != NULL) {
 356                 if (fscanf(f, "%d", &disabled) > 0)
 357                         enabled = !disabled;
 358                 fclose(f);
 359         }
 360
 361         return enabled;
 362 }
 363
 364 static void set_ipv6_state(gchar *ifname, gboolean enable)
 365 {
 366         gchar *path;
 367         FILE *f;
 368
 369         if (ifname == NULL)
 370                 path = g_strdup("/proc/sys/net/ipv6/conf/all/disable_ipv6");
 371         else
 372                 path = g_strdup_printf(
 373                         "/proc/sys/net/ipv6/conf/%s/disable_ipv6", ifname);
 374
 375         if (path == NULL)
 376                 return;
 377
 378         f = fopen(path, "r+");
 379
 380         g_free(path);
 381
 382         if (f == NULL)
 383                 return;
 384
 385         if (enable == FALSE)
 386                 fprintf(f, "1");
 387         else
 388                 fprintf(f, "0");
 389
 390         fclose(f);
 391 }
 392
 393 static int get_ipv6_privacy(gchar *ifname)
 394 {
 395         gchar *path;
 396         FILE *f;
 397         int value;
 398
 399         if (ifname == NULL)
 400                 return 0;
 401
 402         path = g_strdup_printf("/proc/sys/net/ipv6/conf/%s/use_tempaddr",
 403                                                                 ifname);
 404
 405         if (path == NULL)
 406                 return 0;
 407
 408         f = fopen(path, "r");
 409
 410         g_free(path);
 411
 412         if (f == NULL)
 413                 return 0;
 414
 415         if (fscanf(f, "%d", &value) <= 0)
 416                 value = 0;
 417
 418         fclose(f);
 419
 420         return value;
 421 }
 422
 423 /* Enable the IPv6 privacy extension for stateless address autoconfiguration.
 424  * The privacy extension is described in RFC 3041 and RFC 4941
 425  */
 426 static void set_ipv6_privacy(gchar *ifname, int value)
 427 {
 428         gchar *path;
 429         FILE *f;
 430
 431         if (ifname == NULL)
 432                 return;
 433
 434         path = g_strdup_printf("/proc/sys/net/ipv6/conf/%s/use_tempaddr",
 435                                                                 ifname);
 436
 437         if (path == NULL)
 438                 return;
 439
 440         if (value < 0)
 441                 value = 0;
 442
 443         f = fopen(path, "r+");
 444
 445         g_free(path);
 446
 447         if (f == NULL)
 448                 return;
 449
 450         fprintf(f, "%d", value);
 451         fclose(f);
 452 }
 453
 454 static void free_ipdevice(gpointer data)
 455 {
 456         struct connman_ipdevice *ipdevice = data;
 457
 458         connman_info("%s {remove} index %d", ipdevice->ifname,
 459                                                         ipdevice->index);
 460
 461         if (ipdevice->config_ipv4 != NULL) {
 462                 connman_ipconfig_unref(ipdevice->config_ipv4);
 463                 ipdevice->config_ipv4 = NULL;
 464         }
 465
 466         if (ipdevice->config_ipv6 != NULL) {
 467                 connman_ipconfig_unref(ipdevice->config_ipv6);
 468                 ipdevice->config_ipv6 = NULL;
 469         }
 470
 471         free_address_list(ipdevice);
 472         g_free(ipdevice->ipv4_gateway);
 473         g_free(ipdevice->ipv6_gateway);
 474         g_free(ipdevice->pac);
 475
 476         g_free(ipdevice->address);
 477
 478         set_ipv6_state(ipdevice->ifname, ipdevice->ipv6_enabled);
 479         set_ipv6_privacy(ipdevice->ifname, ipdevice->ipv6_privacy);
 480
 481         g_free(ipdevice->ifname);
 482         g_free(ipdevice);
 483 }
 484
 485 static void __connman_ipconfig_lower_up(struct connman_ipdevice *ipdevice)
 486 {
 487         DBG("ipconfig ipv4 %p ipv6 %p", ipdevice->config_ipv4,
 488                                         ipdevice->config_ipv6);
 489 }
 490
 491 static void __connman_ipconfig_lower_down(struct connman_ipdevice *ipdevice)
 492 {
 493         DBG("ipconfig ipv4 %p ipv6 %p", ipdevice->config_ipv4,
 494                                         ipdevice->config_ipv6);
 495
 496         if (ipdevice->config_ipv4)
 497                 connman_inet_clear_address(ipdevice->index,
 498                                         ipdevice->config_ipv4->address);
 499
 500         if (ipdevice->config_ipv6)
 501                 connman_inet_clear_ipv6_address(ipdevice->index,
 502                                 ipdevice->config_ipv6->address->local,
 503                                 ipdevice->config_ipv6->address->prefixlen);
 504 }
 505
 506 static void update_stats(struct connman_ipdevice *ipdevice,
 507                                                 struct rtnl_link_stats *stats)
 508 {
 509         struct connman_service *service;
 510
 511         if (stats->rx_packets == 0 && stats->tx_packets == 0)
 512                 return;
 513
 514         connman_info("%s {RX} %u packets %u bytes", ipdevice->ifname,
 515                                         stats->rx_packets, stats->rx_bytes);
 516         connman_info("%s {TX} %u packets %u bytes", ipdevice->ifname,
 517                                         stats->tx_packets, stats->tx_bytes);
 518
 519         if (ipdevice->config_ipv4 == NULL && ipdevice->config_ipv6 == NULL)
 520                 return;
 521
 522         if (ipdevice->config_ipv4)
 523                 service = connman_ipconfig_get_data(ipdevice->config_ipv4);
 524         else if (ipdevice->config_ipv6)
 525                 service = connman_ipconfig_get_data(ipdevice->config_ipv6);
 526         else
 527                 return;
 528
 529         if (service == NULL)
 530                 return;
 531
 532         ipdevice->rx_packets = stats->rx_packets;
 533         ipdevice->tx_packets = stats->tx_packets;
 534         ipdevice->rx_bytes = stats->rx_bytes;
 535         ipdevice->tx_bytes = stats->tx_bytes;
 536         ipdevice->rx_errors = stats->rx_errors;
 537         ipdevice->tx_errors = stats->tx_errors;
 538         ipdevice->rx_dropped = stats->rx_dropped;
 539         ipdevice->tx_dropped = stats->tx_dropped;
 540
 541         __connman_service_notify(service,
 542                                 ipdevice->rx_packets, ipdevice->tx_packets,
 543                                 ipdevice->rx_bytes, ipdevice->tx_bytes,
 544                                 ipdevice->rx_errors, ipdevice->tx_errors,
 545                                 ipdevice->rx_dropped, ipdevice->tx_dropped);
 546 }
 547
 548 void __connman_ipconfig_newlink(int index, unsigned short type,
 549                                 unsigned int flags, const char *address,
 550                                                         unsigned short mtu,
 551                                                 struct rtnl_link_stats *stats)
 552 {
 553         struct connman_ipdevice *ipdevice;
 554         GList *list;
 555         GString *str;
 556         gboolean up = FALSE, down = FALSE;
 557         gboolean lower_up = FALSE, lower_down = FALSE;
 558
 559         DBG("index %d", index);
 560
 561         if (type == ARPHRD_LOOPBACK)
 562                 return;
 563
 564         ipdevice = g_hash_table_lookup(ipdevice_hash, GINT_TO_POINTER(index));
 565         if (ipdevice != NULL)
 566                 goto update;
 567
 568         ipdevice = g_try_new0(struct connman_ipdevice, 1);
 569         if (ipdevice == NULL)
 570                 return;
 571
 572         ipdevice->index = index;
 573         ipdevice->ifname = connman_inet_ifname(index);
 574         ipdevice->type = type;
 575
 576         ipdevice->ipv6_enabled = get_ipv6_state(ipdevice->ifname);
 577         ipdevice->ipv6_privacy = get_ipv6_privacy(ipdevice->ifname);
 578
 579         ipdevice->address = g_strdup(address);
 580
 581         g_hash_table_insert(ipdevice_hash, GINT_TO_POINTER(index), ipdevice);
 582
 583         connman_info("%s {create} index %d type %d <%s>", ipdevice->ifname,
 584                                                 index, type, type2str(type));
 585
 586 update:
 587         ipdevice->mtu = mtu;
 588
 589         update_stats(ipdevice, stats);
 590
 591         if (flags == ipdevice->flags)
 592                 return;
 593
 594         if ((ipdevice->flags & IFF_UP) != (flags & IFF_UP)) {
 595                 if (flags & IFF_UP)
 596                         up = TRUE;
 597                 else
 598                         down = TRUE;
 599         }
 600
 601         if ((ipdevice->flags & (IFF_RUNNING | IFF_LOWER_UP)) !=
 602                                 (flags & (IFF_RUNNING | IFF_LOWER_UP))) {
 603                 if ((flags & (IFF_RUNNING | IFF_LOWER_UP)) ==
 604                                         (IFF_RUNNING | IFF_LOWER_UP))
 605                         lower_up = TRUE;
 606                 else if ((flags & (IFF_RUNNING | IFF_LOWER_UP)) == 0)
 607                         lower_down = TRUE;
 608         }
 609
 610         ipdevice->flags = flags;
 611
 612         str = g_string_new(NULL);
 613         if (str == NULL)
 614                 return;
 615
 616         if (flags & IFF_UP)
 617                 g_string_append(str, "UP");
 618         else
 619                 g_string_append(str, "DOWN");
 620
 621         if (flags & IFF_RUNNING)
 622                 g_string_append(str, ",RUNNING");
 623
 624         if (flags & IFF_LOWER_UP)
 625                 g_string_append(str, ",LOWER_UP");
 626
 627         connman_info("%s {update} flags %u <%s>", ipdevice->ifname,
 628                                                         flags, str->str);
 629
 630         g_string_free(str, TRUE);
 631
 632         for (list = g_list_first(ipconfig_list); list;
 633                                                 list = g_list_next(list)) {
 634                 struct connman_ipconfig *ipconfig = list->data;
 635
 636                 if (index != ipconfig->index)
 637                         continue;
 638
 639                 if (ipconfig->ops == NULL)
 640                         continue;
 641
 642                 if (up == TRUE && ipconfig->ops->up)
 643                         ipconfig->ops->up(ipconfig);
 644                 if (lower_up == TRUE && ipconfig->ops->lower_up)
 645                         ipconfig->ops->lower_up(ipconfig);
 646
 647                 if (lower_down == TRUE && ipconfig->ops->lower_down)
 648                         ipconfig->ops->lower_down(ipconfig);
 649                 if (down == TRUE && ipconfig->ops->down)
 650                         ipconfig->ops->down(ipconfig);
 651         }
 652
 653         if (lower_up)
 654                 __connman_ipconfig_lower_up(ipdevice);
 655         if (lower_down)
 656                 __connman_ipconfig_lower_down(ipdevice);
 657 }
 658
 659 void __connman_ipconfig_dellink(int index, struct rtnl_link_stats *stats)
 660 {
 661         struct connman_ipdevice *ipdevice;
 662         GList *list;
 663
 664         DBG("index %d", index);
 665
 666         ipdevice = g_hash_table_lookup(ipdevice_hash, GINT_TO_POINTER(index));
 667         if (ipdevice == NULL)
 668                 return;
 669
 670         update_stats(ipdevice, stats);
 671
 672         for (list = g_list_first(ipconfig_list); list;
 673                                                 list = g_list_next(list)) {
 674                 struct connman_ipconfig *ipconfig = list->data;
 675
 676                 if (index != ipconfig->index)
 677                         continue;
 678
 679                 ipconfig->index = -1;
 680
 681                 if (ipconfig->ops == NULL)
 682                         continue;
 683
 684                 if (ipconfig->ops->lower_down)
 685                         ipconfig->ops->lower_down(ipconfig);
 686                 if (ipconfig->ops->down)
 687                         ipconfig->ops->down(ipconfig);
 688         }
 689
 690         __connman_ipconfig_lower_down(ipdevice);
 691
 692         g_hash_table_remove(ipdevice_hash, GINT_TO_POINTER(index));
 693 }
 694
 695 static inline gint check_duplicate_address(gconstpointer a, gconstpointer b)
 696 {
 697         const struct connman_ipaddress *addr1 = a;
 698         const struct connman_ipaddress *addr2 = b;
 699
 700         if (addr1->prefixlen != addr2->prefixlen)
 701                 return addr2->prefixlen - addr1->prefixlen;
 702
 703         return g_strcmp0(addr1->local, addr2->local);
 704 }
 705
 706 void __connman_ipconfig_newaddr(int index, int family, const char *label,
 707                                 unsigned char prefixlen, const char *address)
 708 {
 709         struct connman_ipdevice *ipdevice;
 710         struct connman_ipaddress *ipaddress;
 711         GList *list;
 712
 713         DBG("index %d", index);
 714
 715         ipdevice = g_hash_table_lookup(ipdevice_hash, GINT_TO_POINTER(index));
 716         if (ipdevice == NULL)
 717                 return;
 718
 719         ipaddress = connman_ipaddress_alloc(family);
 720         if (ipaddress == NULL)
 721                 return;
 722
 723         ipaddress->prefixlen = prefixlen;
 724         ipaddress->local = g_strdup(address);
 725
 726         if (g_slist_find_custom(ipdevice->address_list, ipaddress,
 727                                         check_duplicate_address)) {
 728                 connman_ipaddress_free(ipaddress);
 729                 return;
 730         }
 731
 732         ipdevice->address_list = g_slist_append(ipdevice->address_list,
 733                                                                 ipaddress);
 734
 735         connman_info("%s {add} address %s/%u label %s family %d",
 736                 ipdevice->ifname, address, prefixlen, label, family);
 737
 738         if (ipdevice->config_ipv4 != NULL && family == AF_INET)
 739                 connman_ipaddress_copy(ipdevice->config_ipv4->system,
 740                                         ipaddress);
 741
 742         else if (ipdevice->config_ipv6 != NULL && family == AF_INET6)
 743                 connman_ipaddress_copy(ipdevice->config_ipv6->system,
 744                                         ipaddress);
 745         else
 746                 return;
 747
 748         if ((ipdevice->flags & (IFF_RUNNING | IFF_LOWER_UP)) != (IFF_RUNNING | IFF_LOWER_UP))
 749                 return;
 750
 751         for (list = g_list_first(ipconfig_list); list;
 752                                                 list = g_list_next(list)) {
 753                 struct connman_ipconfig *ipconfig = list->data;
 754
 755                 if (index != ipconfig->index)
 756                         continue;
 757
 758                 if (ipconfig->ops == NULL)
 759                         continue;
 760
 761                 if (ipconfig->ops->ip_bound)
 762                         ipconfig->ops->ip_bound(ipconfig);
 763         }
 764 }
 765
 766 void __connman_ipconfig_deladdr(int index, int family, const char *label,
 767                                 unsigned char prefixlen, const char *address)
 768 {
 769         struct connman_ipdevice *ipdevice;
 770         struct connman_ipaddress *ipaddress;
 771         GList *list;
 772
 773         DBG("index %d", index);
 774
 775         ipdevice = g_hash_table_lookup(ipdevice_hash, GINT_TO_POINTER(index));
 776         if (ipdevice == NULL)
 777                 return;
 778
 779         ipaddress = find_ipaddress(ipdevice, prefixlen, address);
 780         if (ipaddress == NULL)
 781                 return;
 782
 783         ipdevice->address_list = g_slist_remove(ipdevice->address_list,
 784                                                                 ipaddress);
 785
 786         connman_ipaddress_clear(ipaddress);
 787         g_free(ipaddress);
 788
 789         connman_info("%s {del} address %s/%u label %s", ipdevice->ifname,
 790                                                 address, prefixlen, label);
 791
 792         if ((ipdevice->flags & (IFF_RUNNING | IFF_LOWER_UP)) != (IFF_RUNNING | IFF_LOWER_UP))
 793                 return;
 794
 795         if (g_slist_length(ipdevice->address_list) > 0)
 796                 return;
 797
 798         for (list = g_list_first(ipconfig_list); list;
 799                                                 list = g_list_next(list)) {
 800                 struct connman_ipconfig *ipconfig = list->data;
 801
 802                 if (index != ipconfig->index)
 803                         continue;
 804
 805                 if (ipconfig->ops == NULL)
 806                         continue;
 807
 808                 if (ipconfig->ops->ip_release)
 809                         ipconfig->ops->ip_release(ipconfig);
 810         }
 811 }
 812
 813 void __connman_ipconfig_newroute(int index, int family, unsigned char scope,
 814                                         const char *dst, const char *gateway)
 815 {
 816         struct connman_ipdevice *ipdevice;
 817
 818         DBG("index %d", index);
 819
 820         ipdevice = g_hash_table_lookup(ipdevice_hash, GINT_TO_POINTER(index));
 821         if (ipdevice == NULL)
 822                 return;
 823
 824         if (scope == 0 && (g_strcmp0(dst, "0.0.0.0") == 0 ||
 825                                                 g_strcmp0(dst, "::") == 0)) {
 826                 GSList *list;
 827                 GList *config_list;
 828
 829                 if (family == AF_INET6) {
 830                         g_free(ipdevice->ipv6_gateway);
 831                         ipdevice->ipv6_gateway = g_strdup(gateway);
 832
 833                         if (ipdevice->config_ipv6 != NULL &&
 834                                 ipdevice->config_ipv6->system != NULL) {
 835                                 g_free(ipdevice->config_ipv6->system->gateway);
 836                                 ipdevice->config_ipv6->system->gateway =
 837                                         g_strdup(gateway);
 838                         }
 839                 } else if (family == AF_INET) {
 840                         g_free(ipdevice->ipv4_gateway);
 841                         ipdevice->ipv4_gateway = g_strdup(gateway);
 842
 843                         if (ipdevice->config_ipv4 != NULL &&
 844                                 ipdevice->config_ipv4->system != NULL) {
 845                                 g_free(ipdevice->config_ipv4->system->gateway);
 846                                 ipdevice->config_ipv4->system->gateway =
 847                                         g_strdup(gateway);
 848                         }
 849                 } else
 850                         return;
 851
 852                 for (list = ipdevice->address_list; list; list = list->next) {
 853                         struct connman_ipaddress *ipaddress = list->data;
 854
 855                         g_free(ipaddress->gateway);
 856                         ipaddress->gateway = g_strdup(gateway);
 857                 }
 858
 859                 for (config_list = g_list_first(ipconfig_list); config_list;
 860                                         config_list = g_list_next(config_list)) {
 861                         struct connman_ipconfig *ipconfig = config_list->data;
 862
 863                         if (index != ipconfig->index)
 864                                 continue;
 865
 866                         if (ipconfig->ops == NULL)
 867                                 continue;
 868
 869                         if (ipconfig->ops->ip_bound)
 870                                 ipconfig->ops->ip_bound(ipconfig);
 871                 }
 872         }
 873
 874         connman_info("%s {add} route %s gw %s scope %u <%s>",
 875                                         ipdevice->ifname, dst, gateway,
 876                                                 scope, scope2str(scope));
 877 }
 878
 879 void __connman_ipconfig_delroute(int index, int family, unsigned char scope,
 880                                         const char *dst, const char *gateway)
 881 {
 882         struct connman_ipdevice *ipdevice;
 883
 884         DBG("index %d", index);
 885
 886         ipdevice = g_hash_table_lookup(ipdevice_hash, GINT_TO_POINTER(index));
 887         if (ipdevice == NULL)
 888                 return;
 889
 890         if (scope == 0 && (g_strcmp0(dst, "0.0.0.0") == 0 ||
 891                                                 g_strcmp0(dst, "::") == 0)) {
 892                 GSList *list;
 893                 GList *config_list;
 894
 895                 if (family == AF_INET6) {
 896                         g_free(ipdevice->ipv6_gateway);
 897                         ipdevice->ipv6_gateway = NULL;
 898
 899                         if (ipdevice->config_ipv6 != NULL &&
 900                                 ipdevice->config_ipv6->system != NULL) {
 901                                 g_free(ipdevice->config_ipv6->system->gateway);
 902                                 ipdevice->config_ipv6->system->gateway = NULL;
 903                         }
 904                 } else if (family == AF_INET) {
 905                         g_free(ipdevice->ipv4_gateway);
 906                         ipdevice->ipv4_gateway = NULL;
 907
 908                         if (ipdevice->config_ipv4 != NULL &&
 909                                 ipdevice->config_ipv4->system != NULL) {
 910                                 g_free(ipdevice->config_ipv4->system->gateway);
 911                                 ipdevice->config_ipv4->system->gateway = NULL;
 912                         }
 913                 } else
 914                         return;
 915
 916                 for (list = ipdevice->address_list; list; list = list->next) {
 917                         struct connman_ipaddress *ipaddress = list->data;
 918
 919                         g_free(ipaddress->gateway);
 920                         ipaddress->gateway = NULL;
 921                 }
 922
 923                 for (config_list = g_list_first(ipconfig_list); config_list;
 924                                         config_list = g_list_next(config_list)) {
 925                         struct connman_ipconfig *ipconfig = config_list->data;
 926
 927                         if (index != ipconfig->index)
 928                                 continue;
 929
 930                         if (ipconfig->ops == NULL)
 931                                 continue;
 932
 933                         if (ipconfig->ops->ip_release)
 934                                 ipconfig->ops->ip_release(ipconfig);
 935                 }
 936         }
 937
 938         connman_info("%s {del} route %s gw %s scope %u <%s>",
 939                                         ipdevice->ifname, dst, gateway,
 940                                                 scope, scope2str(scope));
 941 }
 942
 943 void __connman_ipconfig_foreach(void (*function) (int index, void *user_data),
 944                                                         void *user_data)
 945 {
 946         GList *list, *keys;
 947
 948         keys = g_hash_table_get_keys(ipdevice_hash);
 949         if (keys == NULL)
 950                 return;
 951
 952         for (list = g_list_first(keys); list; list = g_list_next(list)) {
 953                 int index = GPOINTER_TO_INT(list->data);
 954
 955                 function(index, user_data);
 956         }
 957
 958         g_list_free(keys);
 959 }
 960
 961 enum connman_ipconfig_type __connman_ipconfig_get_config_type(
 962                                         struct connman_ipconfig *ipconfig)
 963 {
 964         return ipconfig ? ipconfig->type : CONNMAN_IPCONFIG_TYPE_UNKNOWN;
 965 }
 966
 967 unsigned short __connman_ipconfig_get_type_from_index(int index)
 968 {
 969         struct connman_ipdevice *ipdevice;
 970
 971         ipdevice = g_hash_table_lookup(ipdevice_hash, GINT_TO_POINTER(index));
 972         if (ipdevice == NULL)
 973                 return ARPHRD_VOID;
 974
 975         return ipdevice->type;
 976 }
 977
 978 unsigned int __connman_ipconfig_get_flags_from_index(int index)
 979 {
 980         struct connman_ipdevice *ipdevice;
 981
 982         ipdevice = g_hash_table_lookup(ipdevice_hash, GINT_TO_POINTER(index));
 983         if (ipdevice == NULL)
 984                 return 0;
 985
 986         return ipdevice->flags;
 987 }
 988
 989 const char *__connman_ipconfig_get_gateway_from_index(int index)
 990 {
 991         struct connman_ipdevice *ipdevice;
 992
 993         ipdevice = g_hash_table_lookup(ipdevice_hash, GINT_TO_POINTER(index));
 994         if (ipdevice == NULL)
 995                 return NULL;
 996
 997         if (ipdevice->ipv4_gateway != NULL)
 998                 return ipdevice->ipv4_gateway;
 999
1000         if (ipdevice->config_ipv4 != NULL &&
1001                         ipdevice->config_ipv4->address != NULL)
1002                 return ipdevice->config_ipv4->address->gateway;
1003
1004         if (ipdevice->ipv6_gateway != NULL)
1005                 return ipdevice->ipv6_gateway;
1006
1007         if (ipdevice->config_ipv6 != NULL &&
1008                         ipdevice->config_ipv6->address != NULL)
1009                 return ipdevice->config_ipv6->address->gateway;
1010
1011         return NULL;
1012 }
1013
1014 void __connman_ipconfig_set_index(struct connman_ipconfig *ipconfig, int index)
1015 {
1016         ipconfig->index = index;
1017 }
1018
1019 const char *__connman_ipconfig_get_local(struct connman_ipconfig *ipconfig)
1020 {
1021         if (ipconfig->address == NULL)
1022                 return NULL;
1023
1024         return ipconfig->address->local;
1025 }
1026
1027 void __connman_ipconfig_set_local(struct connman_ipconfig *ipconfig, const char *address)
1028 {
1029         if (ipconfig->address == NULL)
1030                 return;
1031
1032         g_free(ipconfig->address->local);
1033         ipconfig->address->local = g_strdup(address);
1034 }
1035
1036 const char *__connman_ipconfig_get_peer(struct connman_ipconfig *ipconfig)
1037 {
1038         if (ipconfig->address == NULL)
1039                 return NULL;
1040
1041         return ipconfig->address->peer;
1042 }
1043
1044 void __connman_ipconfig_set_peer(struct connman_ipconfig *ipconfig, const char *address)
1045 {
1046         if (ipconfig->address == NULL)
1047                 return;
1048
1049         g_free(ipconfig->address->peer);
1050         ipconfig->address->peer = g_strdup(address);
1051 }
1052
1053 const char *__connman_ipconfig_get_broadcast(struct connman_ipconfig *ipconfig)
1054 {
1055         if (ipconfig->address == NULL)
1056                 return NULL;
1057
1058         return ipconfig->address->broadcast;
1059 }
1060
1061 void __connman_ipconfig_set_broadcast(struct connman_ipconfig *ipconfig, const char *broadcast)
1062 {
1063         if (ipconfig->address == NULL)
1064                 return;
1065
1066         g_free(ipconfig->address->broadcast);
1067         ipconfig->address->broadcast = g_strdup(broadcast);
1068 }
1069
1070 const char *__connman_ipconfig_get_gateway(struct connman_ipconfig *ipconfig)
1071 {
1072         if (ipconfig->address == NULL)
1073                 return NULL;
1074
1075         return ipconfig->address->gateway;
1076 }
1077
1078 void __connman_ipconfig_set_gateway(struct connman_ipconfig *ipconfig, const char *gateway)
1079 {
1080         DBG("");
1081
1082         if (ipconfig->address == NULL)
1083                 return;
1084         g_free(ipconfig->address->gateway);
1085         ipconfig->address->gateway = g_strdup(gateway);
1086 }
1087
1088 int __connman_ipconfig_gateway_add(struct connman_ipconfig *ipconfig)
1089 {
1090         struct connman_service *service;
1091
1092         DBG("");
1093
1094         if (ipconfig->address == NULL)
1095                 return -EINVAL;
1096
1097         service = __connman_service_lookup_from_index(ipconfig->index);
1098         if (service == NULL)
1099                 return -EINVAL;
1100
1101         __connman_connection_gateway_remove(service, ipconfig->type);
1102
1103         DBG("type %d gw %s peer %s", ipconfig->type,
1104                 ipconfig->address->gateway, ipconfig->address->peer);
1105
1106         if (ipconfig->type == CONNMAN_IPCONFIG_TYPE_IPV6 ||
1107                                 ipconfig->type == CONNMAN_IPCONFIG_TYPE_IPV4)
1108                 return __connman_connection_gateway_add(service,
1109                                                 ipconfig->address->gateway,
1110                                                 ipconfig->type,
1111                                                 ipconfig->address->peer);
1112
1113         return 0;
1114 }
1115
1116 void __connman_ipconfig_gateway_remove(struct connman_ipconfig *ipconfig)
1117 {
1118         struct connman_service *service;
1119
1120         DBG("");
1121
1122         service = __connman_service_lookup_from_index(ipconfig->index);
1123         if (service != NULL)
1124                 __connman_connection_gateway_remove(service, ipconfig->type);
1125 }
1126
1127 unsigned char __connman_ipconfig_get_prefixlen(struct connman_ipconfig *ipconfig)
1128 {
1129         if (ipconfig->address == NULL)
1130                 return 0;
1131
1132         return ipconfig->address->prefixlen;
1133 }
1134
1135 void __connman_ipconfig_set_prefixlen(struct connman_ipconfig *ipconfig, unsigned char prefixlen)
1136 {
1137         if (ipconfig->address == NULL)
1138                 return;
1139
1140         ipconfig->address->prefixlen = prefixlen;
1141 }
1142
1143 static struct connman_ipconfig *create_ipv6config(int index)
1144 {
1145         struct connman_ipconfig *ipv6config;
1146
1147         DBG("index %d", index);
1148
1149         ipv6config = g_try_new0(struct connman_ipconfig, 1);
1150         if (ipv6config == NULL)
1151                 return NULL;
1152
1153         ipv6config->refcount = 1;
1154
1155         ipv6config->index = index;
1156         ipv6config->type = CONNMAN_IPCONFIG_TYPE_IPV6;
1157         ipv6config->method = CONNMAN_IPCONFIG_METHOD_AUTO;
1158         ipv6config->ipv6_privacy_config = 0;
1159
1160         ipv6config->address = connman_ipaddress_alloc(AF_INET6);
1161         if (ipv6config->address == NULL) {
1162                 g_free(ipv6config);
1163                 return NULL;
1164         }
1165
1166         ipv6config->system = connman_ipaddress_alloc(AF_INET6);
1167
1168         DBG("ipconfig %p", ipv6config);
1169
1170         return ipv6config;
1171 }
1172
1173 /**
1174  * connman_ipconfig_create:
1175  *
1176  * Allocate a new ipconfig structure.
1177  *
1178  * Returns: a newly-allocated #connman_ipconfig structure
1179  */
1180 struct connman_ipconfig *connman_ipconfig_create(int index,
1181                                         enum connman_ipconfig_type type)
1182 {
1183         struct connman_ipconfig *ipconfig;
1184
1185         if (type == CONNMAN_IPCONFIG_TYPE_IPV6)
1186                 return create_ipv6config(index);
1187
1188         DBG("index %d", index);
1189
1190         ipconfig = g_try_new0(struct connman_ipconfig, 1);
1191         if (ipconfig == NULL)
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 == NULL) {
1201                 g_free(ipconfig);
1202                 return NULL;
1203         }
1204
1205         ipconfig->system = connman_ipaddress_alloc(AF_INET);
1206
1207         DBG("ipconfig %p", ipconfig);
1208
1209         return ipconfig;
1210 }
1211
1212
1213 /**
1214  * connman_ipconfig_ref:
1215  * @ipconfig: ipconfig structure
1216  *
1217  * Increase reference counter of ipconfig
1218  */
1219 struct connman_ipconfig *connman_ipconfig_ref(struct connman_ipconfig *ipconfig)
1220 {
1221         DBG("ipconfig %p refcount %d", ipconfig,
1222                                 g_atomic_int_get(&ipconfig->refcount) + 1);
1223
1224         g_atomic_int_inc(&ipconfig->refcount);
1225
1226         return ipconfig;
1227 }
1228
1229 /**
1230  * connman_ipconfig_unref:
1231  * @ipconfig: ipconfig structure
1232  *
1233  * Decrease reference counter of ipconfig
1234  */
1235 void connman_ipconfig_unref(struct connman_ipconfig *ipconfig)
1236 {
1237         if (ipconfig == NULL)
1238                 return;
1239
1240         DBG("ipconfig %p refcount %d", ipconfig,
1241                         g_atomic_int_get(&ipconfig->refcount) - 1);
1242
1243         if (g_atomic_int_dec_and_test(&ipconfig->refcount) == TRUE) {
1244                 __connman_ipconfig_disable(ipconfig);
1245
1246                 connman_ipconfig_set_ops(ipconfig, NULL);
1247
1248                 if (ipconfig->origin != NULL) {
1249                         connman_ipconfig_unref(ipconfig->origin);
1250                         ipconfig->origin = NULL;
1251                 }
1252
1253                 connman_ipaddress_free(ipconfig->system);
1254                 connman_ipaddress_free(ipconfig->address);
1255                 g_free(ipconfig);
1256         }
1257 }
1258
1259 /**
1260  * connman_ipconfig_get_data:
1261  * @ipconfig: ipconfig structure
1262  *
1263  * Get private data pointer
1264  */
1265 void *connman_ipconfig_get_data(struct connman_ipconfig *ipconfig)
1266 {
1267         if (ipconfig == NULL)
1268                 return NULL;
1269
1270         return ipconfig->ops_data;
1271 }
1272
1273 /**
1274  * connman_ipconfig_set_data:
1275  * @ipconfig: ipconfig structure
1276  * @data: data pointer
1277  *
1278  * Set private data pointer
1279  */
1280 void connman_ipconfig_set_data(struct connman_ipconfig *ipconfig, void *data)
1281 {
1282         ipconfig->ops_data = data;
1283 }
1284
1285 /**
1286  * connman_ipconfig_get_index:
1287  * @ipconfig: ipconfig structure
1288  *
1289  * Get interface index
1290  */
1291 int connman_ipconfig_get_index(struct connman_ipconfig *ipconfig)
1292 {
1293         if (ipconfig == NULL)
1294                 return -1;
1295
1296         if (ipconfig->origin != NULL)
1297                 return ipconfig->origin->index;
1298
1299         return ipconfig->index;
1300 }
1301
1302 /**
1303  * connman_ipconfig_get_ifname:
1304  * @ipconfig: ipconfig structure
1305  *
1306  * Get interface name
1307  */
1308 const char *connman_ipconfig_get_ifname(struct connman_ipconfig *ipconfig)
1309 {
1310         struct connman_ipdevice *ipdevice;
1311
1312         if (ipconfig == NULL)
1313                 return NULL;
1314
1315         if (ipconfig->index < 0)
1316                 return NULL;
1317
1318         ipdevice = g_hash_table_lookup(ipdevice_hash,
1319                                         GINT_TO_POINTER(ipconfig->index));
1320         if (ipdevice == NULL)
1321                 return NULL;
1322
1323         return ipdevice->ifname;
1324 }
1325
1326 /**
1327  * connman_ipconfig_set_ops:
1328  * @ipconfig: ipconfig structure
1329  * @ops: operation callbacks
1330  *
1331  * Set the operation callbacks
1332  */
1333 void connman_ipconfig_set_ops(struct connman_ipconfig *ipconfig,
1334                                 const struct connman_ipconfig_ops *ops)
1335 {
1336         ipconfig->ops = ops;
1337 }
1338
1339 /**
1340  * connman_ipconfig_set_method:
1341  * @ipconfig: ipconfig structure
1342  * @method: configuration method
1343  *
1344  * Set the configuration method
1345  */
1346 int connman_ipconfig_set_method(struct connman_ipconfig *ipconfig,
1347                                         enum connman_ipconfig_method method)
1348 {
1349         ipconfig->method = method;
1350
1351         return 0;
1352 }
1353
1354 enum connman_ipconfig_method __connman_ipconfig_get_method(struct connman_ipconfig *ipconfig)
1355 {
1356         if (ipconfig == NULL)
1357                 return CONNMAN_IPCONFIG_METHOD_UNKNOWN;
1358
1359         return ipconfig->method;
1360 }
1361
1362 int __connman_ipconfig_address_add(struct connman_ipconfig *ipconfig)
1363 {
1364         DBG("");
1365
1366         switch (ipconfig->method) {
1367         case CONNMAN_IPCONFIG_METHOD_UNKNOWN:
1368         case CONNMAN_IPCONFIG_METHOD_OFF:
1369         case CONNMAN_IPCONFIG_METHOD_AUTO:
1370                 break;
1371         case CONNMAN_IPCONFIG_METHOD_FIXED:
1372         case CONNMAN_IPCONFIG_METHOD_DHCP:
1373         case CONNMAN_IPCONFIG_METHOD_MANUAL:
1374                 if (ipconfig->type == CONNMAN_IPCONFIG_TYPE_IPV4)
1375                         return connman_inet_set_address(ipconfig->index,
1376                                                         ipconfig->address);
1377                 else if (ipconfig->type == CONNMAN_IPCONFIG_TYPE_IPV6)
1378                         return connman_inet_set_ipv6_address(
1379                                         ipconfig->index, ipconfig->address);
1380         }
1381
1382         return 0;
1383 }
1384
1385 int __connman_ipconfig_address_remove(struct connman_ipconfig *ipconfig)
1386 {
1387         int err;
1388
1389         DBG("");
1390
1391         if (ipconfig == NULL)
1392                 return 0;
1393
1394         DBG("method %d", ipconfig->method);
1395
1396         switch (ipconfig->method) {
1397         case CONNMAN_IPCONFIG_METHOD_UNKNOWN:
1398         case CONNMAN_IPCONFIG_METHOD_OFF:
1399         case CONNMAN_IPCONFIG_METHOD_AUTO:
1400                 break;
1401         case CONNMAN_IPCONFIG_METHOD_FIXED:
1402         case CONNMAN_IPCONFIG_METHOD_DHCP:
1403         case CONNMAN_IPCONFIG_METHOD_MANUAL:
1404                 if (ipconfig->type == CONNMAN_IPCONFIG_TYPE_IPV4)
1405                         err = connman_inet_clear_address(ipconfig->index,
1406                                                         ipconfig->address);
1407                 else if (ipconfig->type == CONNMAN_IPCONFIG_TYPE_IPV6)
1408                         err = connman_inet_clear_ipv6_address(
1409                                                 ipconfig->index,
1410                                                 ipconfig->address->local,
1411                                                 ipconfig->address->prefixlen);
1412                 else
1413                         err = -EINVAL;
1414
1415                 connman_ipaddress_clear(ipconfig->address);
1416
1417                 return err;
1418         }
1419
1420         return 0;
1421 }
1422
1423 int __connman_ipconfig_set_proxy_autoconfig(struct connman_ipconfig *ipconfig,
1424                                                         const char *url)
1425 {
1426         struct connman_ipdevice *ipdevice;
1427
1428         DBG("ipconfig %p", ipconfig);
1429
1430         if (ipconfig == NULL || ipconfig->index < 0)
1431                 return -ENODEV;
1432
1433         ipdevice = g_hash_table_lookup(ipdevice_hash,
1434                                         GINT_TO_POINTER(ipconfig->index));
1435         if (ipdevice == NULL)
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         DBG("ipconfig %p", ipconfig);
1449
1450         if (ipconfig == NULL || ipconfig->index < 0)
1451                 return NULL;
1452
1453         ipdevice = g_hash_table_lookup(ipdevice_hash,
1454                                         GINT_TO_POINTER(ipconfig->index));
1455         if (ipdevice == NULL)
1456                 return NULL;
1457
1458         return ipdevice->pac;
1459 }
1460
1461 static void disable_ipv6(struct connman_ipconfig *ipconfig)
1462 {
1463         struct connman_ipdevice *ipdevice;
1464
1465         DBG("");
1466
1467         ipdevice = g_hash_table_lookup(ipdevice_hash,
1468                                         GINT_TO_POINTER(ipconfig->index));
1469         if (ipdevice == NULL)
1470                 return;
1471
1472         set_ipv6_state(ipdevice->ifname, FALSE);
1473 }
1474
1475 static void enable_ipv6(struct connman_ipconfig *ipconfig)
1476 {
1477         struct connman_ipdevice *ipdevice;
1478
1479         DBG("");
1480
1481         ipdevice = g_hash_table_lookup(ipdevice_hash,
1482                                         GINT_TO_POINTER(ipconfig->index));
1483         if (ipdevice == NULL)
1484                 return;
1485
1486         if (ipconfig->method == CONNMAN_IPCONFIG_METHOD_AUTO)
1487                 set_ipv6_privacy(ipdevice->ifname,
1488                                 ipconfig->ipv6_privacy_config);
1489
1490         set_ipv6_state(ipdevice->ifname, TRUE);
1491 }
1492
1493 void __connman_ipconfig_disable_ipv6(struct connman_ipconfig *ipconfig)
1494 {
1495         if (ipconfig == NULL || ipconfig->type != CONNMAN_IPCONFIG_TYPE_IPV6)
1496                 return;
1497
1498         disable_ipv6(ipconfig);
1499 }
1500
1501 int __connman_ipconfig_enable(struct connman_ipconfig *ipconfig)
1502 {
1503         struct connman_ipdevice *ipdevice;
1504         gboolean up = FALSE, down = FALSE;
1505         gboolean lower_up = FALSE, lower_down = FALSE;
1506         enum connman_ipconfig_type type;
1507
1508         DBG("ipconfig %p", ipconfig);
1509
1510         if (ipconfig == NULL || ipconfig->index < 0)
1511                 return -ENODEV;
1512
1513         ipdevice = g_hash_table_lookup(ipdevice_hash,
1514                                         GINT_TO_POINTER(ipconfig->index));
1515         if (ipdevice == NULL)
1516                 return -ENXIO;
1517
1518         if (ipconfig->type == CONNMAN_IPCONFIG_TYPE_IPV4) {
1519                 if (ipdevice->config_ipv4 == ipconfig)
1520                         return -EALREADY;
1521                 type = CONNMAN_IPCONFIG_TYPE_IPV4;
1522         } else if (ipconfig->type == CONNMAN_IPCONFIG_TYPE_IPV6) {
1523                 if (ipdevice->config_ipv6 == ipconfig)
1524                         return -EALREADY;
1525                 type = CONNMAN_IPCONFIG_TYPE_IPV6;
1526                 enable_ipv6(ipconfig);
1527         } else
1528                 return -EINVAL;
1529
1530         if (type == CONNMAN_IPCONFIG_TYPE_IPV4 &&
1531                                         ipdevice->config_ipv4 != NULL) {
1532                 ipconfig_list = g_list_remove(ipconfig_list,
1533                                                         ipdevice->config_ipv4);
1534
1535                 connman_ipaddress_clear(ipdevice->config_ipv4->system);
1536
1537                 connman_ipconfig_unref(ipdevice->config_ipv4);
1538         }
1539
1540         if (type == CONNMAN_IPCONFIG_TYPE_IPV6 &&
1541                                         ipdevice->config_ipv6 != NULL) {
1542                 ipconfig_list = g_list_remove(ipconfig_list,
1543                                                         ipdevice->config_ipv6);
1544
1545                 connman_ipaddress_clear(ipdevice->config_ipv6->system);
1546
1547                 connman_ipconfig_unref(ipdevice->config_ipv6);
1548         }
1549
1550         if (type == CONNMAN_IPCONFIG_TYPE_IPV4)
1551                 ipdevice->config_ipv4 = connman_ipconfig_ref(ipconfig);
1552         else if (type == CONNMAN_IPCONFIG_TYPE_IPV6)
1553                 ipdevice->config_ipv6 = connman_ipconfig_ref(ipconfig);
1554
1555         ipconfig_list = g_list_append(ipconfig_list, ipconfig);
1556
1557         if (ipdevice->flags & IFF_UP)
1558                 up = TRUE;
1559         else
1560                 down = TRUE;
1561
1562         if ((ipdevice->flags & (IFF_RUNNING | IFF_LOWER_UP)) ==
1563                         (IFF_RUNNING | IFF_LOWER_UP))
1564                 lower_up = TRUE;
1565         else if ((ipdevice->flags & (IFF_RUNNING | IFF_LOWER_UP)) == 0)
1566                 lower_down = TRUE;
1567
1568         if (up == TRUE && ipconfig->ops->up)
1569                 ipconfig->ops->up(ipconfig);
1570         if (lower_up == TRUE && ipconfig->ops->lower_up)
1571                 ipconfig->ops->lower_up(ipconfig);
1572
1573         if (lower_down == TRUE && ipconfig->ops->lower_down)
1574                 ipconfig->ops->lower_down(ipconfig);
1575         if (down == TRUE && ipconfig->ops->down)
1576                 ipconfig->ops->down(ipconfig);
1577
1578         return 0;
1579 }
1580
1581 int __connman_ipconfig_disable(struct connman_ipconfig *ipconfig)
1582 {
1583         struct connman_ipdevice *ipdevice;
1584
1585         DBG("ipconfig %p", ipconfig);
1586
1587         if (ipconfig == NULL || ipconfig->index < 0)
1588                 return -ENODEV;
1589
1590         ipdevice = g_hash_table_lookup(ipdevice_hash,
1591                                         GINT_TO_POINTER(ipconfig->index));
1592         if (ipdevice == NULL)
1593                 return -ENXIO;
1594
1595         if (ipdevice->config_ipv4 == NULL && ipdevice->config_ipv6 == NULL)
1596                 return -EINVAL;
1597
1598         if (ipdevice->config_ipv4 == ipconfig) {
1599                 ipconfig_list = g_list_remove(ipconfig_list, ipconfig);
1600
1601                 connman_ipaddress_clear(ipdevice->config_ipv4->system);
1602                 connman_ipconfig_unref(ipdevice->config_ipv4);
1603                 ipdevice->config_ipv4 = NULL;
1604                 return 0;
1605         }
1606
1607         if (ipdevice->config_ipv6 == ipconfig) {
1608                 ipconfig_list = g_list_remove(ipconfig_list, ipconfig);
1609
1610                 if (ipdevice->config_ipv6->method ==
1611                                                 CONNMAN_IPCONFIG_METHOD_AUTO)
1612                         disable_ipv6(ipdevice->config_ipv6);
1613
1614                 connman_ipaddress_clear(ipdevice->config_ipv6->system);
1615                 connman_ipconfig_unref(ipdevice->config_ipv6);
1616                 ipdevice->config_ipv6 = NULL;
1617                 return 0;
1618         }
1619
1620         return -EINVAL;
1621 }
1622
1623 const char *__connman_ipconfig_method2string(enum connman_ipconfig_method method)
1624 {
1625         switch (method) {
1626         case CONNMAN_IPCONFIG_METHOD_UNKNOWN:
1627                 break;
1628         case CONNMAN_IPCONFIG_METHOD_OFF:
1629                 return "off";
1630         case CONNMAN_IPCONFIG_METHOD_FIXED:
1631                 return "fixed";
1632         case CONNMAN_IPCONFIG_METHOD_MANUAL:
1633                 return "manual";
1634         case CONNMAN_IPCONFIG_METHOD_DHCP:
1635                 return "dhcp";
1636         case CONNMAN_IPCONFIG_METHOD_AUTO:
1637                 return "auto";
1638         }
1639
1640         return NULL;
1641 }
1642
1643 enum connman_ipconfig_method __connman_ipconfig_string2method(const char *method)
1644 {
1645         if (g_strcmp0(method, "off") == 0)
1646                 return CONNMAN_IPCONFIG_METHOD_OFF;
1647         else if (g_strcmp0(method, "fixed") == 0)
1648                 return CONNMAN_IPCONFIG_METHOD_FIXED;
1649         else if (g_strcmp0(method, "manual") == 0)
1650                 return CONNMAN_IPCONFIG_METHOD_MANUAL;
1651         else if (g_strcmp0(method, "dhcp") == 0)
1652                 return CONNMAN_IPCONFIG_METHOD_DHCP;
1653         else if (g_strcmp0(method, "auto") == 0)
1654                 return CONNMAN_IPCONFIG_METHOD_AUTO;
1655         else
1656                 return CONNMAN_IPCONFIG_METHOD_UNKNOWN;
1657 }
1658
1659 static const char *privacy2string(int privacy)
1660 {
1661         if (privacy <= 0)
1662                 return "disabled";
1663         else if (privacy == 1)
1664                 return "enabled";
1665         else if (privacy > 1)
1666                 return "prefered";
1667
1668         return "disabled";
1669 }
1670
1671 static int string2privacy(const char *privacy)
1672 {
1673         if (g_strcmp0(privacy, "disabled") == 0)
1674                 return 0;
1675         else if (g_strcmp0(privacy, "enabled") == 0)
1676                 return 1;
1677         else if (g_strcmp0(privacy, "prefered") == 0)
1678                 return 2;
1679         else
1680                 return 0;
1681 }
1682
1683 void __connman_ipconfig_append_ipv4(struct connman_ipconfig *ipconfig,
1684                                                         DBusMessageIter *iter)
1685 {
1686         const char *str;
1687
1688         DBG("");
1689
1690         if (ipconfig->type != CONNMAN_IPCONFIG_TYPE_IPV4)
1691                 return;
1692
1693         str = __connman_ipconfig_method2string(ipconfig->method);
1694         if (str == NULL)
1695                 return;
1696
1697         connman_dbus_dict_append_basic(iter, "Method", DBUS_TYPE_STRING, &str);
1698
1699         if (ipconfig->system == NULL)
1700                 return;
1701
1702         if (ipconfig->system->local != NULL) {
1703                 in_addr_t addr;
1704                 struct in_addr netmask;
1705                 char *mask;
1706
1707                 connman_dbus_dict_append_basic(iter, "Address",
1708                                 DBUS_TYPE_STRING, &ipconfig->system->local);
1709
1710                 addr = 0xffffffff << (32 - ipconfig->system->prefixlen);
1711                 netmask.s_addr = htonl(addr);
1712                 mask = inet_ntoa(netmask);
1713                 connman_dbus_dict_append_basic(iter, "Netmask",
1714                                                 DBUS_TYPE_STRING, &mask);
1715         }
1716
1717         if (ipconfig->system->gateway != NULL)
1718                 connman_dbus_dict_append_basic(iter, "Gateway",
1719                                 DBUS_TYPE_STRING, &ipconfig->system->gateway);
1720 }
1721
1722 void __connman_ipconfig_append_ipv6(struct connman_ipconfig *ipconfig,
1723                                         DBusMessageIter *iter,
1724                                         struct connman_ipconfig *ipconfig_ipv4)
1725 {
1726         const char *str, *privacy;
1727
1728         DBG("");
1729
1730         if (ipconfig->type != CONNMAN_IPCONFIG_TYPE_IPV6)
1731                 return;
1732
1733         str = __connman_ipconfig_method2string(ipconfig->method);
1734         if (str == NULL)
1735                 return;
1736
1737         if (ipconfig_ipv4 != NULL &&
1738                         ipconfig->method == CONNMAN_IPCONFIG_METHOD_AUTO) {
1739                 if (__connman_6to4_check(ipconfig_ipv4) == 1)
1740                         str = "6to4";
1741         }
1742
1743         connman_dbus_dict_append_basic(iter, "Method", DBUS_TYPE_STRING, &str);
1744
1745         if (ipconfig->system == NULL)
1746                 return;
1747
1748         if (ipconfig->system->local != NULL) {
1749                 connman_dbus_dict_append_basic(iter, "Address",
1750                                 DBUS_TYPE_STRING, &ipconfig->system->local);
1751                 connman_dbus_dict_append_basic(iter, "PrefixLength",
1752                                                 DBUS_TYPE_BYTE,
1753                                                 &ipconfig->system->prefixlen);
1754         }
1755
1756         if (ipconfig->system->gateway != NULL)
1757                 connman_dbus_dict_append_basic(iter, "Gateway",
1758                                 DBUS_TYPE_STRING, &ipconfig->system->gateway);
1759
1760         privacy = privacy2string(ipconfig->ipv6_privacy_config);
1761         connman_dbus_dict_append_basic(iter, "Privacy",
1762                                 DBUS_TYPE_STRING, &privacy);
1763 }
1764
1765 void __connman_ipconfig_append_ipv6config(struct connman_ipconfig *ipconfig,
1766                                                         DBusMessageIter *iter)
1767 {
1768         const char *str, *privacy;
1769
1770         DBG("");
1771
1772         str = __connman_ipconfig_method2string(ipconfig->method);
1773         if (str == NULL)
1774                 return;
1775
1776         connman_dbus_dict_append_basic(iter, "Method", DBUS_TYPE_STRING, &str);
1777
1778         switch (ipconfig->method) {
1779         case CONNMAN_IPCONFIG_METHOD_UNKNOWN:
1780         case CONNMAN_IPCONFIG_METHOD_OFF:
1781         case CONNMAN_IPCONFIG_METHOD_DHCP:
1782                 return;
1783         case CONNMAN_IPCONFIG_METHOD_FIXED:
1784         case CONNMAN_IPCONFIG_METHOD_MANUAL:
1785         case CONNMAN_IPCONFIG_METHOD_AUTO:
1786                 break;
1787         }
1788
1789         if (ipconfig->address == NULL)
1790                 return;
1791
1792         if (ipconfig->address->local != NULL) {
1793                 connman_dbus_dict_append_basic(iter, "Address",
1794                                 DBUS_TYPE_STRING, &ipconfig->address->local);
1795                 connman_dbus_dict_append_basic(iter, "PrefixLength",
1796                                                 DBUS_TYPE_BYTE,
1797                                                 &ipconfig->address->prefixlen);
1798         }
1799
1800         if (ipconfig->address->gateway != NULL)
1801                 connman_dbus_dict_append_basic(iter, "Gateway",
1802                                 DBUS_TYPE_STRING, &ipconfig->address->gateway);
1803
1804         privacy = privacy2string(ipconfig->ipv6_privacy_config);
1805         connman_dbus_dict_append_basic(iter, "Privacy",
1806                                 DBUS_TYPE_STRING, &privacy);
1807 }
1808
1809 void __connman_ipconfig_append_ipv4config(struct connman_ipconfig *ipconfig,
1810                                                         DBusMessageIter *iter)
1811 {
1812         const char *str;
1813
1814         DBG("");
1815
1816         str = __connman_ipconfig_method2string(ipconfig->method);
1817         if (str == NULL)
1818                 return;
1819
1820         connman_dbus_dict_append_basic(iter, "Method", DBUS_TYPE_STRING, &str);
1821
1822         switch (ipconfig->method) {
1823         case CONNMAN_IPCONFIG_METHOD_UNKNOWN:
1824         case CONNMAN_IPCONFIG_METHOD_OFF:
1825         case CONNMAN_IPCONFIG_METHOD_FIXED:
1826         case CONNMAN_IPCONFIG_METHOD_DHCP:
1827         case CONNMAN_IPCONFIG_METHOD_AUTO:
1828                 return;
1829         case CONNMAN_IPCONFIG_METHOD_MANUAL:
1830                 break;
1831         }
1832
1833         if (ipconfig->address == NULL)
1834                 return;
1835
1836         if (ipconfig->address->local != NULL) {
1837                 in_addr_t addr;
1838                 struct in_addr netmask;
1839                 char *mask;
1840
1841                 connman_dbus_dict_append_basic(iter, "Address",
1842                                 DBUS_TYPE_STRING, &ipconfig->address->local);
1843
1844                 addr = 0xffffffff << (32 - ipconfig->address->prefixlen);
1845                 netmask.s_addr = htonl(addr);
1846                 mask = inet_ntoa(netmask);
1847                 connman_dbus_dict_append_basic(iter, "Netmask",
1848                                                 DBUS_TYPE_STRING, &mask);
1849         }
1850
1851         if (ipconfig->address->gateway != NULL)
1852                 connman_dbus_dict_append_basic(iter, "Gateway",
1853                                 DBUS_TYPE_STRING, &ipconfig->address->gateway);
1854 }
1855
1856 int __connman_ipconfig_set_config(struct connman_ipconfig *ipconfig,
1857                                                         DBusMessageIter *array)
1858 {
1859         enum connman_ipconfig_method method = CONNMAN_IPCONFIG_METHOD_UNKNOWN;
1860         const char *address = NULL, *netmask = NULL, *gateway = NULL,
1861                 *prefix_length_string = NULL, *privacy_string = NULL;
1862         int prefix_length = 0, privacy = 0;
1863         DBusMessageIter dict;
1864
1865         DBG("ipconfig %p", ipconfig);
1866
1867         if (dbus_message_iter_get_arg_type(array) != DBUS_TYPE_ARRAY)
1868                 return -EINVAL;
1869
1870         dbus_message_iter_recurse(array, &dict);
1871
1872         while (dbus_message_iter_get_arg_type(&dict) == DBUS_TYPE_DICT_ENTRY) {
1873                 DBusMessageIter entry;
1874                 const char *key;
1875                 int type;
1876
1877                 dbus_message_iter_recurse(&dict, &entry);
1878
1879                 if (dbus_message_iter_get_arg_type(&entry) != DBUS_TYPE_STRING)
1880                         return -EINVAL;
1881
1882                 dbus_message_iter_get_basic(&entry, &key);
1883                 dbus_message_iter_next(&entry);
1884
1885                 type = dbus_message_iter_get_arg_type(&entry);
1886
1887                 if (g_str_equal(key, "Method") == TRUE) {
1888                         const char *str;
1889
1890                         if (type != DBUS_TYPE_STRING)
1891                                 return -EINVAL;
1892
1893                         dbus_message_iter_get_basic(&entry, &str);
1894                         method = __connman_ipconfig_string2method(str);
1895                 } else if (g_str_equal(key, "Address") == TRUE) {
1896                         if (type != DBUS_TYPE_STRING)
1897                                 return -EINVAL;
1898
1899                         dbus_message_iter_get_basic(&entry, &address);
1900                 } else if (g_str_equal(key, "PrefixLength") == TRUE) {
1901                         if (type != DBUS_TYPE_STRING)
1902                                 return -EINVAL;
1903
1904                         dbus_message_iter_get_basic(&entry,
1905                                                         &prefix_length_string);
1906
1907                         prefix_length = atoi(prefix_length_string);
1908                         if (prefix_length < 0 || prefix_length > 128)
1909                                 return -EINVAL;
1910
1911                 } else if (g_str_equal(key, "Netmask") == TRUE) {
1912                         if (type != DBUS_TYPE_STRING)
1913                                 return -EINVAL;
1914
1915                         dbus_message_iter_get_basic(&entry, &netmask);
1916                 } else if (g_str_equal(key, "Gateway") == TRUE) {
1917                         if (type != DBUS_TYPE_STRING)
1918                                 return -EINVAL;
1919
1920                         dbus_message_iter_get_basic(&entry, &gateway);
1921                 } else if (g_str_equal(key, "Privacy") == TRUE) {
1922                         if (type != DBUS_TYPE_STRING)
1923                                 return -EINVAL;
1924
1925                         dbus_message_iter_get_basic(&entry, &privacy_string);
1926                         privacy = string2privacy(privacy_string);
1927                 }
1928                 dbus_message_iter_next(&dict);
1929         }
1930
1931         DBG("method %d address %s netmask %s gateway %s prefix_length %d "
1932                 "privacy %s",
1933                 method, address, netmask, gateway, prefix_length,
1934                 privacy_string);
1935
1936         switch (method) {
1937         case CONNMAN_IPCONFIG_METHOD_UNKNOWN:
1938         case CONNMAN_IPCONFIG_METHOD_FIXED:
1939                 return -EINVAL;
1940
1941         case CONNMAN_IPCONFIG_METHOD_OFF:
1942                 ipconfig->method = method;
1943                 if (ipconfig->type == CONNMAN_IPCONFIG_TYPE_IPV6)
1944                         disable_ipv6(ipconfig);
1945                 break;
1946
1947         case CONNMAN_IPCONFIG_METHOD_AUTO:
1948                 if (ipconfig->type != CONNMAN_IPCONFIG_TYPE_IPV6)
1949                         return -EINVAL;
1950
1951                 ipconfig->method = method;
1952                 if (privacy_string != NULL)
1953                         ipconfig->ipv6_privacy_config = privacy;
1954                 enable_ipv6(ipconfig);
1955                 break;
1956
1957         case CONNMAN_IPCONFIG_METHOD_MANUAL:
1958                 if (address == NULL)
1959                         return -EINVAL;
1960
1961                 ipconfig->method = method;
1962
1963                 if (ipconfig->type == CONNMAN_IPCONFIG_TYPE_IPV4)
1964                         connman_ipaddress_set_ipv4(ipconfig->address,
1965                                                 address, netmask, gateway);
1966                 else
1967                         return connman_ipaddress_set_ipv6(
1968                                         ipconfig->address, address,
1969                                                 prefix_length, gateway);
1970                 break;
1971
1972         case CONNMAN_IPCONFIG_METHOD_DHCP:
1973                 if (ipconfig->type == CONNMAN_IPCONFIG_TYPE_IPV6)
1974                         return -EOPNOTSUPP;
1975
1976                 ipconfig->method = method;
1977                 break;
1978         }
1979
1980         return 0;
1981 }
1982
1983 void __connman_ipconfig_append_ethernet(struct connman_ipconfig *ipconfig,
1984                                                         DBusMessageIter *iter)
1985 {
1986         struct connman_ipdevice *ipdevice;
1987         const char *method = "auto";
1988
1989         connman_dbus_dict_append_basic(iter, "Method",
1990                                                 DBUS_TYPE_STRING, &method);
1991
1992         ipdevice = g_hash_table_lookup(ipdevice_hash,
1993                                         GINT_TO_POINTER(ipconfig->index));
1994         if (ipdevice == NULL)
1995                 return;
1996
1997         if (ipdevice->ifname != NULL)
1998                 connman_dbus_dict_append_basic(iter, "Interface",
1999                                         DBUS_TYPE_STRING, &ipdevice->ifname);
2000
2001         if (ipdevice->address != NULL)
2002                 connman_dbus_dict_append_basic(iter, "Address",
2003                                         DBUS_TYPE_STRING, &ipdevice->address);
2004
2005         if (ipdevice->mtu > 0)
2006                 connman_dbus_dict_append_basic(iter, "MTU",
2007                                         DBUS_TYPE_UINT16, &ipdevice->mtu);
2008 }
2009
2010 int __connman_ipconfig_load(struct connman_ipconfig *ipconfig,
2011                 GKeyFile *keyfile, const char *identifier, const char *prefix)
2012 {
2013         char *method;
2014         char *key;
2015
2016         DBG("ipconfig %p identifier %s", ipconfig, identifier);
2017
2018         key = g_strdup_printf("%smethod", prefix);
2019         method = g_key_file_get_string(keyfile, identifier, key, NULL);
2020         if (method == NULL) {
2021                 if (ipconfig->type == CONNMAN_IPCONFIG_TYPE_IPV4)
2022                         ipconfig->method = CONNMAN_IPCONFIG_METHOD_DHCP;
2023                 else
2024                         ipconfig->method = CONNMAN_IPCONFIG_METHOD_OFF;
2025         } else
2026                 ipconfig->method = __connman_ipconfig_string2method(method);
2027
2028         if (ipconfig->method == CONNMAN_IPCONFIG_METHOD_UNKNOWN)
2029                 ipconfig->method = CONNMAN_IPCONFIG_METHOD_OFF;
2030
2031         if (ipconfig->type == CONNMAN_IPCONFIG_TYPE_IPV6) {
2032                 if (ipconfig->method == CONNMAN_IPCONFIG_METHOD_AUTO ||
2033                         ipconfig->method == CONNMAN_IPCONFIG_METHOD_MANUAL) {
2034                         char *privacy;
2035                         char *pprefix = g_strdup_printf("%sprivacy", prefix);
2036                         privacy = g_key_file_get_string(keyfile, identifier,
2037                                                         pprefix, NULL);
2038                         ipconfig->ipv6_privacy_config = string2privacy(privacy);
2039                         g_free(pprefix);
2040                         g_free(privacy);
2041
2042                         __connman_ipconfig_enable(ipconfig);
2043                         enable_ipv6(ipconfig);
2044                 }
2045         }
2046
2047         g_free(method);
2048         g_free(key);
2049
2050         key = g_strdup_printf("%snetmask_prefixlen", prefix);
2051         ipconfig->address->prefixlen = g_key_file_get_integer(
2052                                 keyfile, identifier, key, NULL);
2053         g_free(key);
2054
2055         key = g_strdup_printf("%slocal_address", prefix);
2056         ipconfig->address->local = g_key_file_get_string(
2057                         keyfile, identifier, key, NULL);
2058         g_free(key);
2059
2060         key = g_strdup_printf("%speer_address", prefix);
2061         ipconfig->address->peer = g_key_file_get_string(
2062                                 keyfile, identifier, key, NULL);
2063         g_free(key);
2064
2065         key = g_strdup_printf("%sbroadcast_address", prefix);
2066         ipconfig->address->broadcast = g_key_file_get_string(
2067                                 keyfile, identifier, key, NULL);
2068         g_free(key);
2069
2070         key = g_strdup_printf("%sgateway", prefix);
2071         ipconfig->address->gateway = g_key_file_get_string(
2072                                 keyfile, identifier, key, NULL);
2073         g_free(key);
2074
2075         return 0;
2076 }
2077
2078 int __connman_ipconfig_save(struct connman_ipconfig *ipconfig,
2079                 GKeyFile *keyfile, const char *identifier, const char *prefix)
2080 {
2081         const char *method;
2082         char *key;
2083
2084         DBG("ipconfig %p identifier %s", ipconfig, identifier);
2085
2086         method = __connman_ipconfig_method2string(ipconfig->method);
2087
2088         key = g_strdup_printf("%smethod", prefix);
2089         g_key_file_set_string(keyfile, identifier, key, method);
2090         g_free(key);
2091
2092         if (ipconfig->type == CONNMAN_IPCONFIG_TYPE_IPV6) {
2093                 const char *privacy;
2094                 privacy = privacy2string(ipconfig->ipv6_privacy_config);
2095                 key = g_strdup_printf("%sprivacy", prefix);
2096                 g_key_file_set_string(keyfile, identifier, key, privacy);
2097                 g_free(key);
2098         }
2099
2100         switch (ipconfig->method) {
2101         case CONNMAN_IPCONFIG_METHOD_FIXED:
2102         case CONNMAN_IPCONFIG_METHOD_MANUAL:
2103                 break;
2104         case CONNMAN_IPCONFIG_METHOD_UNKNOWN:
2105         case CONNMAN_IPCONFIG_METHOD_OFF:
2106         case CONNMAN_IPCONFIG_METHOD_DHCP:
2107         case CONNMAN_IPCONFIG_METHOD_AUTO:
2108                 return 0;
2109         }
2110
2111         key = g_strdup_printf("%snetmask_prefixlen", prefix);
2112         g_key_file_set_integer(keyfile, identifier,
2113                         key, ipconfig->address->prefixlen);
2114         g_free(key);
2115
2116         key = g_strdup_printf("%slocal_address", prefix);
2117         if (ipconfig->address->local != NULL)
2118                 g_key_file_set_string(keyfile, identifier,
2119                                 key, ipconfig->address->local);
2120         g_free(key);
2121
2122         key = g_strdup_printf("%speer_address", prefix);
2123         if (ipconfig->address->peer != NULL)
2124                 g_key_file_set_string(keyfile, identifier,
2125                                 key, ipconfig->address->peer);
2126         g_free(key);
2127
2128         key = g_strdup_printf("%sbroadcast_address", prefix);
2129         if (ipconfig->address->broadcast != NULL)
2130                 g_key_file_set_string(keyfile, identifier,
2131                         key, ipconfig->address->broadcast);
2132         g_free(key);
2133
2134         key = g_strdup_printf("%sgateway", prefix);
2135         if (ipconfig->address->gateway != NULL)
2136                 g_key_file_set_string(keyfile, identifier,
2137                         key, ipconfig->address->gateway);
2138         g_free(key);
2139
2140         return 0;
2141 }
2142
2143 int __connman_ipconfig_init(void)
2144 {
2145         DBG("");
2146
2147         ipdevice_hash = g_hash_table_new_full(g_direct_hash, g_direct_equal,
2148                                                         NULL, free_ipdevice);
2149
2150         return 0;
2151 }
2152
2153 void __connman_ipconfig_cleanup(void)
2154 {
2155         DBG("");
2156
2157         g_hash_table_destroy(ipdevice_hash);
2158         ipdevice_hash = NULL;
2159 }