Merge "Remove RW upgrade script" into tizen
[platform/upstream/connman.git] / 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
1207         DBG("ipconfig %p index %d", ipconfig, index);
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 *
1220 __connman_ipconfig_ref_debug(struct connman_ipconfig *ipconfig,
1221                                 const char *file, int line, const char *caller)
1222 {
1223         DBG("%p ref %d by %s:%d:%s()", ipconfig, ipconfig->refcount + 1,
1224                 file, line, caller);
1225
1226         __sync_fetch_and_add(&ipconfig->refcount, 1);
1227
1228         return ipconfig;
1229 }
1230
1231 /**
1232  * connman_ipconfig_unref:
1233  * @ipconfig: ipconfig structure
1234  *
1235  * Decrease reference counter of ipconfig
1236  */
1237 void __connman_ipconfig_unref_debug(struct connman_ipconfig *ipconfig,
1238                                 const char *file, int line, const char *caller)
1239 {
1240         if (!ipconfig)
1241                 return;
1242
1243         DBG("%p ref %d by %s:%d:%s()", ipconfig, ipconfig->refcount - 1,
1244                 file, line, caller);
1245
1246         if (__sync_fetch_and_sub(&ipconfig->refcount, 1) != 1)
1247                 return;
1248
1249         if (__connman_ipconfig_disable(ipconfig) < 0)
1250                 ipconfig_list = g_list_remove(ipconfig_list, ipconfig);
1251
1252         __connman_ipconfig_set_ops(ipconfig, NULL);
1253
1254         connman_ipaddress_free(ipconfig->system);
1255         connman_ipaddress_free(ipconfig->address);
1256         g_free(ipconfig->last_dhcp_address);
1257         g_strfreev(ipconfig->last_dhcpv6_prefixes);
1258         g_free(ipconfig);
1259 }
1260
1261 /**
1262  * connman_ipconfig_get_data:
1263  * @ipconfig: ipconfig structure
1264  *
1265  * Get private data pointer
1266  */
1267 void *__connman_ipconfig_get_data(struct connman_ipconfig *ipconfig)
1268 {
1269         if (!ipconfig)
1270                 return NULL;
1271
1272         return ipconfig->ops_data;
1273 }
1274
1275 /**
1276  * connman_ipconfig_set_data:
1277  * @ipconfig: ipconfig structure
1278  * @data: data pointer
1279  *
1280  * Set private data pointer
1281  */
1282 void __connman_ipconfig_set_data(struct connman_ipconfig *ipconfig, void *data)
1283 {
1284         ipconfig->ops_data = data;
1285 }
1286
1287 /**
1288  * connman_ipconfig_get_index:
1289  * @ipconfig: ipconfig structure
1290  *
1291  * Get interface index
1292  */
1293 int __connman_ipconfig_get_index(struct connman_ipconfig *ipconfig)
1294 {
1295         if (!ipconfig)
1296                 return -1;
1297
1298         return ipconfig->index;
1299 }
1300
1301 /**
1302  * connman_ipconfig_set_ops:
1303  * @ipconfig: ipconfig structure
1304  * @ops: operation callbacks
1305  *
1306  * Set the operation callbacks
1307  */
1308 void __connman_ipconfig_set_ops(struct connman_ipconfig *ipconfig,
1309                                 const struct connman_ipconfig_ops *ops)
1310 {
1311         ipconfig->ops = ops;
1312 }
1313
1314 /**
1315  * connman_ipconfig_set_method:
1316  * @ipconfig: ipconfig structure
1317  * @method: configuration method
1318  *
1319  * Set the configuration method
1320  */
1321 int __connman_ipconfig_set_method(struct connman_ipconfig *ipconfig,
1322                                         enum connman_ipconfig_method method)
1323 {
1324         ipconfig->method = method;
1325
1326         return 0;
1327 }
1328
1329 enum connman_ipconfig_method __connman_ipconfig_get_method(
1330                                 struct connman_ipconfig *ipconfig)
1331 {
1332         if (!ipconfig)
1333                 return CONNMAN_IPCONFIG_METHOD_UNKNOWN;
1334
1335         return ipconfig->method;
1336 }
1337
1338 int __connman_ipconfig_address_add(struct connman_ipconfig *ipconfig)
1339 {
1340         switch (ipconfig->method) {
1341         case CONNMAN_IPCONFIG_METHOD_UNKNOWN:
1342         case CONNMAN_IPCONFIG_METHOD_OFF:
1343                 break;
1344         case CONNMAN_IPCONFIG_METHOD_AUTO:
1345         case CONNMAN_IPCONFIG_METHOD_FIXED:
1346         case CONNMAN_IPCONFIG_METHOD_DHCP:
1347         case CONNMAN_IPCONFIG_METHOD_MANUAL:
1348                 if (ipconfig->type == CONNMAN_IPCONFIG_TYPE_IPV4)
1349                         return connman_inet_set_address(ipconfig->index,
1350                                                         ipconfig->address);
1351                 else if (ipconfig->type == CONNMAN_IPCONFIG_TYPE_IPV6)
1352                         return connman_inet_set_ipv6_address(
1353                                         ipconfig->index, ipconfig->address);
1354         }
1355
1356         return 0;
1357 }
1358
1359 int __connman_ipconfig_address_remove(struct connman_ipconfig *ipconfig)
1360 {
1361         int err;
1362
1363         if (!ipconfig)
1364                 return 0;
1365
1366         switch (ipconfig->method) {
1367         case CONNMAN_IPCONFIG_METHOD_UNKNOWN:
1368         case CONNMAN_IPCONFIG_METHOD_OFF:
1369                 break;
1370         case CONNMAN_IPCONFIG_METHOD_AUTO:
1371         case CONNMAN_IPCONFIG_METHOD_FIXED:
1372         case CONNMAN_IPCONFIG_METHOD_DHCP:
1373         case CONNMAN_IPCONFIG_METHOD_MANUAL:
1374                 err = __connman_ipconfig_address_unset(ipconfig);
1375                 connman_ipaddress_clear(ipconfig->address);
1376
1377                 return err;
1378         }
1379
1380         return 0;
1381 }
1382
1383 int __connman_ipconfig_address_unset(struct connman_ipconfig *ipconfig)
1384 {
1385         int err;
1386
1387         if (!ipconfig)
1388                 return 0;
1389
1390 #if defined TIZEN_EXT
1391         DBG("ipconfig method %d type %d", ipconfig->method, ipconfig->type);
1392 #else
1393         DBG("method %d", ipconfig->method);
1394 #endif
1395
1396         switch (ipconfig->method) {
1397         case CONNMAN_IPCONFIG_METHOD_UNKNOWN:
1398         case CONNMAN_IPCONFIG_METHOD_OFF:
1399                 break;
1400         case CONNMAN_IPCONFIG_METHOD_AUTO:
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                 return err;
1416         }
1417
1418         return 0;
1419 }
1420
1421 int __connman_ipconfig_set_proxy_autoconfig(struct connman_ipconfig *ipconfig,
1422                                                         const char *url)
1423 {
1424         struct connman_ipdevice *ipdevice;
1425
1426         if (!ipconfig || ipconfig->index < 0)
1427                 return -ENODEV;
1428
1429         ipdevice = g_hash_table_lookup(ipdevice_hash,
1430                                         GINT_TO_POINTER(ipconfig->index));
1431         if (!ipdevice)
1432                 return -ENXIO;
1433
1434         g_free(ipdevice->pac);
1435         ipdevice->pac = g_strdup(url);
1436
1437         return 0;
1438 }
1439
1440 const char *__connman_ipconfig_get_proxy_autoconfig(struct connman_ipconfig *ipconfig)
1441 {
1442         struct connman_ipdevice *ipdevice;
1443
1444         if (!ipconfig || ipconfig->index < 0)
1445                 return NULL;
1446
1447         ipdevice = g_hash_table_lookup(ipdevice_hash,
1448                                         GINT_TO_POINTER(ipconfig->index));
1449         if (!ipdevice)
1450                 return NULL;
1451
1452         return ipdevice->pac;
1453 }
1454
1455 void __connman_ipconfig_set_dhcp_address(struct connman_ipconfig *ipconfig,
1456                                         const char *address)
1457 {
1458         if (!ipconfig)
1459                 return;
1460
1461         g_free(ipconfig->last_dhcp_address);
1462         ipconfig->last_dhcp_address = g_strdup(address);
1463 }
1464
1465 char *__connman_ipconfig_get_dhcp_address(struct connman_ipconfig *ipconfig)
1466 {
1467         if (!ipconfig)
1468                 return NULL;
1469
1470         return ipconfig->last_dhcp_address;
1471 }
1472
1473 void __connman_ipconfig_set_dhcpv6_prefixes(struct connman_ipconfig *ipconfig,
1474                                         char **prefixes)
1475 {
1476         if (!ipconfig)
1477                 return;
1478
1479         g_strfreev(ipconfig->last_dhcpv6_prefixes);
1480         ipconfig->last_dhcpv6_prefixes = prefixes;
1481 }
1482
1483 char **__connman_ipconfig_get_dhcpv6_prefixes(struct connman_ipconfig *ipconfig)
1484 {
1485         if (!ipconfig)
1486                 return NULL;
1487
1488         return ipconfig->last_dhcpv6_prefixes;
1489 }
1490
1491 static void disable_ipv6(struct connman_ipconfig *ipconfig)
1492 {
1493         struct connman_ipdevice *ipdevice;
1494         char *ifname;
1495
1496         DBG("");
1497
1498         ipdevice = g_hash_table_lookup(ipdevice_hash,
1499                                         GINT_TO_POINTER(ipconfig->index));
1500         if (!ipdevice)
1501                 return;
1502
1503         ifname = connman_inet_ifname(ipconfig->index);
1504
1505         set_ipv6_state(ifname, false);
1506
1507         g_free(ifname);
1508 }
1509
1510 static void enable_ipv6(struct connman_ipconfig *ipconfig)
1511 {
1512         struct connman_ipdevice *ipdevice;
1513         char *ifname;
1514
1515         DBG("");
1516
1517         ipdevice = g_hash_table_lookup(ipdevice_hash,
1518                                         GINT_TO_POINTER(ipconfig->index));
1519         if (!ipdevice)
1520                 return;
1521
1522         ifname = connman_inet_ifname(ipconfig->index);
1523
1524         if (ipconfig->method == CONNMAN_IPCONFIG_METHOD_AUTO)
1525                 set_ipv6_privacy(ifname, ipconfig->ipv6_privacy_config);
1526
1527         set_ipv6_state(ifname, true);
1528
1529         g_free(ifname);
1530 }
1531
1532 void __connman_ipconfig_enable_ipv6(struct connman_ipconfig *ipconfig)
1533 {
1534         if (!ipconfig || ipconfig->type != CONNMAN_IPCONFIG_TYPE_IPV6)
1535                 return;
1536
1537         enable_ipv6(ipconfig);
1538 }
1539
1540 void __connman_ipconfig_disable_ipv6(struct connman_ipconfig *ipconfig)
1541 {
1542         if (!ipconfig || ipconfig->type != CONNMAN_IPCONFIG_TYPE_IPV6)
1543                 return;
1544
1545         disable_ipv6(ipconfig);
1546 }
1547
1548 bool __connman_ipconfig_is_usable(struct connman_ipconfig *ipconfig)
1549 {
1550         if (!ipconfig)
1551                 return false;
1552
1553         switch (ipconfig->method) {
1554         case CONNMAN_IPCONFIG_METHOD_UNKNOWN:
1555         case CONNMAN_IPCONFIG_METHOD_OFF:
1556                 return false;
1557         case CONNMAN_IPCONFIG_METHOD_AUTO:
1558         case CONNMAN_IPCONFIG_METHOD_FIXED:
1559         case CONNMAN_IPCONFIG_METHOD_DHCP:
1560         case CONNMAN_IPCONFIG_METHOD_MANUAL:
1561                 break;
1562         }
1563
1564         return true;
1565 }
1566
1567 int __connman_ipconfig_enable(struct connman_ipconfig *ipconfig)
1568 {
1569         struct connman_ipdevice *ipdevice;
1570         bool up = false, down = false;
1571         bool lower_up = false, lower_down = false;
1572         enum connman_ipconfig_type type;
1573         char *ifname;
1574
1575         DBG("ipconfig %p", ipconfig);
1576
1577         if (!ipconfig || ipconfig->index < 0)
1578                 return -ENODEV;
1579
1580         ipdevice = g_hash_table_lookup(ipdevice_hash,
1581                                         GINT_TO_POINTER(ipconfig->index));
1582         if (!ipdevice)
1583                 return -ENXIO;
1584
1585         if (ipconfig->type == CONNMAN_IPCONFIG_TYPE_IPV4) {
1586                 if (ipdevice->config_ipv4 == ipconfig)
1587                         return -EALREADY;
1588                 type = CONNMAN_IPCONFIG_TYPE_IPV4;
1589         } else if (ipconfig->type == CONNMAN_IPCONFIG_TYPE_IPV6) {
1590                 if (ipdevice->config_ipv6 == ipconfig)
1591                         return -EALREADY;
1592                 type = CONNMAN_IPCONFIG_TYPE_IPV6;
1593         } else
1594                 return -EINVAL;
1595
1596         if (type == CONNMAN_IPCONFIG_TYPE_IPV4 &&
1597                                         ipdevice->config_ipv4) {
1598                 ipconfig_list = g_list_remove(ipconfig_list,
1599                                                         ipdevice->config_ipv4);
1600
1601                 connman_ipaddress_clear(ipdevice->config_ipv4->system);
1602
1603                 __connman_ipconfig_unref(ipdevice->config_ipv4);
1604         }
1605
1606         if (type == CONNMAN_IPCONFIG_TYPE_IPV6 &&
1607                                         ipdevice->config_ipv6) {
1608                 ipconfig_list = g_list_remove(ipconfig_list,
1609                                                         ipdevice->config_ipv6);
1610
1611                 connman_ipaddress_clear(ipdevice->config_ipv6->system);
1612
1613                 __connman_ipconfig_unref(ipdevice->config_ipv6);
1614         }
1615
1616         if (type == CONNMAN_IPCONFIG_TYPE_IPV4)
1617                 ipdevice->config_ipv4 = __connman_ipconfig_ref(ipconfig);
1618         else if (type == CONNMAN_IPCONFIG_TYPE_IPV6) {
1619                 ipdevice->config_ipv6 = __connman_ipconfig_ref(ipconfig);
1620
1621                 enable_ipv6(ipdevice->config_ipv6);
1622         }
1623         ipconfig_list = g_list_append(ipconfig_list, ipconfig);
1624
1625         if (ipdevice->flags & IFF_UP)
1626                 up = true;
1627         else
1628                 down = true;
1629
1630         if ((ipdevice->flags & (IFF_RUNNING | IFF_LOWER_UP)) ==
1631                         (IFF_RUNNING | IFF_LOWER_UP))
1632                 lower_up = true;
1633         else if ((ipdevice->flags & (IFF_RUNNING | IFF_LOWER_UP)) == 0)
1634                 lower_down = true;
1635
1636         ifname = connman_inet_ifname(ipconfig->index);
1637
1638         if (up && ipconfig->ops->up)
1639                 ipconfig->ops->up(ipconfig, ifname);
1640         if (lower_up && ipconfig->ops->lower_up)
1641                 ipconfig->ops->lower_up(ipconfig, ifname);
1642
1643         if (lower_down && ipconfig->ops->lower_down)
1644                 ipconfig->ops->lower_down(ipconfig, ifname);
1645         if (down && ipconfig->ops->down)
1646                 ipconfig->ops->down(ipconfig, ifname);
1647
1648         g_free(ifname);
1649
1650         return 0;
1651 }
1652
1653 int __connman_ipconfig_disable(struct connman_ipconfig *ipconfig)
1654 {
1655         struct connman_ipdevice *ipdevice;
1656
1657         DBG("ipconfig %p", ipconfig);
1658
1659         if (!ipconfig || ipconfig->index < 0)
1660                 return -ENODEV;
1661
1662         ipdevice = g_hash_table_lookup(ipdevice_hash,
1663                                         GINT_TO_POINTER(ipconfig->index));
1664         if (!ipdevice)
1665                 return -ENXIO;
1666
1667         if (!ipdevice->config_ipv4 && !ipdevice->config_ipv6)
1668                 return -EINVAL;
1669
1670         if (ipdevice->config_ipv4 == ipconfig) {
1671                 ipconfig_list = g_list_remove(ipconfig_list, ipconfig);
1672
1673                 connman_ipaddress_clear(ipdevice->config_ipv4->system);
1674                 __connman_ipconfig_unref(ipdevice->config_ipv4);
1675                 ipdevice->config_ipv4 = NULL;
1676                 return 0;
1677         }
1678
1679         if (ipdevice->config_ipv6 == ipconfig) {
1680                 ipconfig_list = g_list_remove(ipconfig_list, ipconfig);
1681
1682 #if defined TIZEN_EXT
1683                 if (ipdevice->config_ipv6->method ==
1684                                 CONNMAN_IPCONFIG_METHOD_AUTO)
1685                         disable_ipv6(ipdevice->config_ipv6);
1686 #endif
1687                 connman_ipaddress_clear(ipdevice->config_ipv6->system);
1688                 __connman_ipconfig_unref(ipdevice->config_ipv6);
1689                 ipdevice->config_ipv6 = NULL;
1690                 return 0;
1691         }
1692
1693         return -EINVAL;
1694 }
1695
1696 const char *__connman_ipconfig_method2string(enum connman_ipconfig_method method)
1697 {
1698         switch (method) {
1699         case CONNMAN_IPCONFIG_METHOD_UNKNOWN:
1700                 break;
1701         case CONNMAN_IPCONFIG_METHOD_OFF:
1702                 return "off";
1703         case CONNMAN_IPCONFIG_METHOD_FIXED:
1704                 return "fixed";
1705         case CONNMAN_IPCONFIG_METHOD_MANUAL:
1706                 return "manual";
1707         case CONNMAN_IPCONFIG_METHOD_DHCP:
1708                 return "dhcp";
1709         case CONNMAN_IPCONFIG_METHOD_AUTO:
1710                 return "auto";
1711         }
1712
1713         return NULL;
1714 }
1715
1716 enum connman_ipconfig_method __connman_ipconfig_string2method(const char *method)
1717 {
1718         if (g_strcmp0(method, "off") == 0)
1719                 return CONNMAN_IPCONFIG_METHOD_OFF;
1720         else if (g_strcmp0(method, "fixed") == 0)
1721                 return CONNMAN_IPCONFIG_METHOD_FIXED;
1722         else if (g_strcmp0(method, "manual") == 0)
1723                 return CONNMAN_IPCONFIG_METHOD_MANUAL;
1724         else if (g_strcmp0(method, "dhcp") == 0)
1725                 return CONNMAN_IPCONFIG_METHOD_DHCP;
1726         else if (g_strcmp0(method, "auto") == 0)
1727                 return CONNMAN_IPCONFIG_METHOD_AUTO;
1728         else
1729                 return CONNMAN_IPCONFIG_METHOD_UNKNOWN;
1730 }
1731
1732 static const char *privacy2string(int privacy)
1733 {
1734         if (privacy <= 0)
1735                 return "disabled";
1736         else if (privacy == 1)
1737                 return "enabled";
1738         else
1739                 return "prefered";
1740 }
1741
1742 static int string2privacy(const char *privacy)
1743 {
1744         if (g_strcmp0(privacy, "disabled") == 0)
1745                 return 0;
1746         else if (g_strcmp0(privacy, "enabled") == 0)
1747                 return 1;
1748         else if (g_strcmp0(privacy, "preferred") == 0)
1749                 return 2;
1750         else if (g_strcmp0(privacy, "prefered") == 0)
1751                 return 2;
1752         else
1753                 return 0;
1754 }
1755
1756 int __connman_ipconfig_ipv6_reset_privacy(struct connman_ipconfig *ipconfig)
1757 {
1758         struct connman_ipdevice *ipdevice;
1759         int err;
1760
1761         if (!ipconfig)
1762                 return -EINVAL;
1763
1764         ipdevice = g_hash_table_lookup(ipdevice_hash,
1765                                                 GINT_TO_POINTER(ipconfig->index));
1766         if (!ipdevice)
1767                 return -ENODEV;
1768
1769         err = __connman_ipconfig_ipv6_set_privacy(ipconfig, privacy2string(
1770                                                         ipdevice->ipv6_privacy));
1771
1772         return err;
1773 }
1774
1775 int __connman_ipconfig_ipv6_set_privacy(struct connman_ipconfig *ipconfig,
1776                                         const char *value)
1777 {
1778         int privacy;
1779
1780         if (!ipconfig)
1781                 return -EINVAL;
1782
1783         privacy = string2privacy(value);
1784
1785         ipconfig->ipv6_privacy_config = privacy;
1786
1787         enable_ipv6(ipconfig);
1788
1789         return 0;
1790 }
1791
1792 void __connman_ipconfig_append_ipv4(struct connman_ipconfig *ipconfig,
1793                                                         DBusMessageIter *iter)
1794 {
1795         struct connman_ipaddress *append_addr = NULL;
1796         const char *str;
1797
1798         if (ipconfig->type != CONNMAN_IPCONFIG_TYPE_IPV4)
1799                 return;
1800
1801         str = __connman_ipconfig_method2string(ipconfig->method);
1802         if (!str)
1803                 return;
1804
1805         connman_dbus_dict_append_basic(iter, "Method", DBUS_TYPE_STRING, &str);
1806
1807         switch (ipconfig->method) {
1808         case CONNMAN_IPCONFIG_METHOD_UNKNOWN:
1809         case CONNMAN_IPCONFIG_METHOD_OFF:
1810                 return;
1811
1812         case CONNMAN_IPCONFIG_METHOD_FIXED:
1813                 append_addr = ipconfig->address;
1814                 break;
1815
1816         case CONNMAN_IPCONFIG_METHOD_AUTO:
1817         case CONNMAN_IPCONFIG_METHOD_MANUAL:
1818         case CONNMAN_IPCONFIG_METHOD_DHCP:
1819                 append_addr = ipconfig->system;
1820 #if defined TIZEN_EXT
1821                 /* TIZEN enables get_properties before __connman_ipconfig_newaddr */
1822                 if (append_addr && append_addr->local == NULL)
1823                         append_addr = ipconfig->address;
1824 #endif
1825                 break;
1826         }
1827
1828         if (!append_addr)
1829                 return;
1830
1831         if (append_addr->local) {
1832                 in_addr_t addr;
1833                 struct in_addr netmask;
1834                 char *mask;
1835
1836                 connman_dbus_dict_append_basic(iter, "Address",
1837                                 DBUS_TYPE_STRING, &append_addr->local);
1838
1839                 addr = 0xffffffff << (32 - append_addr->prefixlen);
1840                 netmask.s_addr = htonl(addr);
1841                 mask = inet_ntoa(netmask);
1842                 connman_dbus_dict_append_basic(iter, "Netmask",
1843                                                 DBUS_TYPE_STRING, &mask);
1844         }
1845
1846         if (append_addr->gateway)
1847                 connman_dbus_dict_append_basic(iter, "Gateway",
1848                                 DBUS_TYPE_STRING, &append_addr->gateway);
1849
1850 #if defined TIZEN_EXT
1851         if (ipconfig->method == CONNMAN_IPCONFIG_METHOD_DHCP) {
1852                 char *server_ip;
1853                 server_ip = __connman_dhcp_get_server_address(ipconfig);
1854                 if (server_ip) {
1855                         connman_dbus_dict_append_basic(iter, "DHCPServerIP",
1856                                         DBUS_TYPE_STRING, &server_ip);
1857                         g_free(server_ip);
1858                 }
1859                 connman_dbus_dict_append_basic(iter, "DHCPLeaseDuration",
1860                                 DBUS_TYPE_INT32, &ipconfig->dhcp_lease_duration);
1861         }
1862 #endif
1863 }
1864
1865 void __connman_ipconfig_append_ipv6(struct connman_ipconfig *ipconfig,
1866                                         DBusMessageIter *iter,
1867                                         struct connman_ipconfig *ipconfig_ipv4)
1868 {
1869         struct connman_ipaddress *append_addr = NULL;
1870         const char *str, *privacy;
1871
1872         if (ipconfig->type != CONNMAN_IPCONFIG_TYPE_IPV6)
1873                 return;
1874
1875         str = __connman_ipconfig_method2string(ipconfig->method);
1876         if (!str)
1877                 return;
1878
1879         if (ipconfig_ipv4 &&
1880                         ipconfig->method == CONNMAN_IPCONFIG_METHOD_AUTO) {
1881                 if (__connman_6to4_check(ipconfig_ipv4) == 1)
1882                         str = "6to4";
1883         }
1884
1885         connman_dbus_dict_append_basic(iter, "Method", DBUS_TYPE_STRING, &str);
1886
1887         switch (ipconfig->method) {
1888         case CONNMAN_IPCONFIG_METHOD_UNKNOWN:
1889         case CONNMAN_IPCONFIG_METHOD_OFF:
1890                 return;
1891
1892         case CONNMAN_IPCONFIG_METHOD_FIXED:
1893                 append_addr = ipconfig->address;
1894                 break;
1895
1896         case CONNMAN_IPCONFIG_METHOD_MANUAL:
1897         case CONNMAN_IPCONFIG_METHOD_DHCP:
1898         case CONNMAN_IPCONFIG_METHOD_AUTO:
1899                 append_addr = ipconfig->system;
1900 #if defined TIZEN_EXT
1901                 /* TIZEN enables get_properties before __connman_ipconfig_newaddr */
1902                 if (append_addr && append_addr->local == NULL)
1903                         append_addr = ipconfig->address;
1904 #endif
1905                 break;
1906         }
1907
1908         if (!append_addr)
1909                 return;
1910
1911         if (append_addr->local) {
1912                 connman_dbus_dict_append_basic(iter, "Address",
1913                                 DBUS_TYPE_STRING, &append_addr->local);
1914                 connman_dbus_dict_append_basic(iter, "PrefixLength",
1915                                                 DBUS_TYPE_BYTE,
1916                                                 &append_addr->prefixlen);
1917         }
1918
1919         if (append_addr->gateway)
1920                 connman_dbus_dict_append_basic(iter, "Gateway",
1921                                 DBUS_TYPE_STRING, &append_addr->gateway);
1922
1923         privacy = privacy2string(ipconfig->ipv6_privacy_config);
1924         connman_dbus_dict_append_basic(iter, "Privacy",
1925                                 DBUS_TYPE_STRING, &privacy);
1926 }
1927
1928 void __connman_ipconfig_append_ipv6config(struct connman_ipconfig *ipconfig,
1929                                                         DBusMessageIter *iter)
1930 {
1931         const char *str, *privacy;
1932
1933         str = __connman_ipconfig_method2string(ipconfig->method);
1934         if (!str)
1935                 return;
1936
1937         connman_dbus_dict_append_basic(iter, "Method", DBUS_TYPE_STRING, &str);
1938
1939         switch (ipconfig->method) {
1940         case CONNMAN_IPCONFIG_METHOD_UNKNOWN:
1941         case CONNMAN_IPCONFIG_METHOD_OFF:
1942         case CONNMAN_IPCONFIG_METHOD_DHCP:
1943                 return;
1944         case CONNMAN_IPCONFIG_METHOD_FIXED:
1945         case CONNMAN_IPCONFIG_METHOD_MANUAL:
1946         case CONNMAN_IPCONFIG_METHOD_AUTO:
1947                 break;
1948         }
1949
1950         if (!ipconfig->address)
1951                 return;
1952
1953         if (ipconfig->address->local) {
1954                 connman_dbus_dict_append_basic(iter, "Address",
1955                                 DBUS_TYPE_STRING, &ipconfig->address->local);
1956                 connman_dbus_dict_append_basic(iter, "PrefixLength",
1957                                                 DBUS_TYPE_BYTE,
1958                                                 &ipconfig->address->prefixlen);
1959         }
1960
1961         if (ipconfig->address->gateway)
1962                 connman_dbus_dict_append_basic(iter, "Gateway",
1963                                 DBUS_TYPE_STRING, &ipconfig->address->gateway);
1964
1965         privacy = privacy2string(ipconfig->ipv6_privacy_config);
1966         connman_dbus_dict_append_basic(iter, "Privacy",
1967                                 DBUS_TYPE_STRING, &privacy);
1968 }
1969
1970 void __connman_ipconfig_append_ipv4config(struct connman_ipconfig *ipconfig,
1971                                                         DBusMessageIter *iter)
1972 {
1973         const char *str;
1974
1975         str = __connman_ipconfig_method2string(ipconfig->method);
1976         if (!str)
1977                 return;
1978
1979         connman_dbus_dict_append_basic(iter, "Method", DBUS_TYPE_STRING, &str);
1980
1981         switch (ipconfig->method) {
1982         case CONNMAN_IPCONFIG_METHOD_UNKNOWN:
1983         case CONNMAN_IPCONFIG_METHOD_OFF:
1984         case CONNMAN_IPCONFIG_METHOD_DHCP:
1985         case CONNMAN_IPCONFIG_METHOD_AUTO:
1986                 return;
1987         case CONNMAN_IPCONFIG_METHOD_FIXED:
1988         case CONNMAN_IPCONFIG_METHOD_MANUAL:
1989                 break;
1990         }
1991
1992         if (!ipconfig->address)
1993                 return;
1994
1995         if (ipconfig->address->local) {
1996                 in_addr_t addr;
1997                 struct in_addr netmask;
1998                 char *mask;
1999
2000                 connman_dbus_dict_append_basic(iter, "Address",
2001                                 DBUS_TYPE_STRING, &ipconfig->address->local);
2002
2003                 addr = 0xffffffff << (32 - ipconfig->address->prefixlen);
2004                 netmask.s_addr = htonl(addr);
2005                 mask = inet_ntoa(netmask);
2006                 connman_dbus_dict_append_basic(iter, "Netmask",
2007                                                 DBUS_TYPE_STRING, &mask);
2008         }
2009
2010         if (ipconfig->address->gateway)
2011                 connman_dbus_dict_append_basic(iter, "Gateway",
2012                                 DBUS_TYPE_STRING, &ipconfig->address->gateway);
2013 }
2014
2015 int __connman_ipconfig_set_config(struct connman_ipconfig *ipconfig,
2016                                                         DBusMessageIter *array)
2017 {
2018         enum connman_ipconfig_method method = CONNMAN_IPCONFIG_METHOD_UNKNOWN;
2019         const char *address = NULL, *netmask = NULL, *gateway = NULL,
2020                 *privacy_string = NULL;
2021         int prefix_length = 0, privacy = 0;
2022         DBusMessageIter dict;
2023         int type = -1;
2024
2025         if (dbus_message_iter_get_arg_type(array) != DBUS_TYPE_ARRAY)
2026                 return -EINVAL;
2027
2028         dbus_message_iter_recurse(array, &dict);
2029
2030         while (dbus_message_iter_get_arg_type(&dict) == DBUS_TYPE_DICT_ENTRY) {
2031                 DBusMessageIter entry, value;
2032                 const char *key;
2033                 int type;
2034
2035                 dbus_message_iter_recurse(&dict, &entry);
2036
2037                 if (dbus_message_iter_get_arg_type(&entry) != DBUS_TYPE_STRING)
2038                         return -EINVAL;
2039
2040                 dbus_message_iter_get_basic(&entry, &key);
2041                 dbus_message_iter_next(&entry);
2042
2043                 if (dbus_message_iter_get_arg_type(&entry) != DBUS_TYPE_VARIANT)
2044                         return -EINVAL;
2045
2046                 dbus_message_iter_recurse(&entry, &value);
2047
2048                 type = dbus_message_iter_get_arg_type(&value);
2049
2050                 if (g_str_equal(key, "Method")) {
2051                         const char *str;
2052
2053                         if (type != DBUS_TYPE_STRING)
2054                                 return -EINVAL;
2055
2056                         dbus_message_iter_get_basic(&value, &str);
2057                         method = __connman_ipconfig_string2method(str);
2058                 } else if (g_str_equal(key, "Address")) {
2059                         if (type != DBUS_TYPE_STRING)
2060                                 return -EINVAL;
2061
2062                         dbus_message_iter_get_basic(&value, &address);
2063                 } else if (g_str_equal(key, "PrefixLength")) {
2064                         if (type != DBUS_TYPE_BYTE)
2065                                 return -EINVAL;
2066
2067                         dbus_message_iter_get_basic(&value, &prefix_length);
2068
2069                         if (prefix_length < 0 || prefix_length > 128)
2070                                 return -EINVAL;
2071                 } else if (g_str_equal(key, "Netmask")) {
2072                         if (type != DBUS_TYPE_STRING)
2073                                 return -EINVAL;
2074
2075                         dbus_message_iter_get_basic(&value, &netmask);
2076                 } else if (g_str_equal(key, "Gateway")) {
2077                         if (type != DBUS_TYPE_STRING)
2078                                 return -EINVAL;
2079
2080                         dbus_message_iter_get_basic(&value, &gateway);
2081                 } else if (g_str_equal(key, "Privacy")) {
2082                         if (type != DBUS_TYPE_STRING)
2083                                 return -EINVAL;
2084
2085                         dbus_message_iter_get_basic(&value, &privacy_string);
2086                         privacy = string2privacy(privacy_string);
2087                 }
2088
2089                 dbus_message_iter_next(&dict);
2090         }
2091
2092         DBG("method %d address %s netmask %s gateway %s prefix_length %d "
2093                 "privacy %s",
2094                 method, address, netmask, gateway, prefix_length,
2095                 privacy_string);
2096
2097         switch (method) {
2098         case CONNMAN_IPCONFIG_METHOD_UNKNOWN:
2099         case CONNMAN_IPCONFIG_METHOD_FIXED:
2100                 return -EINVAL;
2101
2102         case CONNMAN_IPCONFIG_METHOD_OFF:
2103                 ipconfig->method = method;
2104 #if defined TIZEN_EXT
2105                 if (ipconfig->type == CONNMAN_IPCONFIG_TYPE_IPV6)
2106                         disable_ipv6(ipconfig);
2107 #endif
2108
2109                 break;
2110
2111         case CONNMAN_IPCONFIG_METHOD_AUTO:
2112                 if (ipconfig->type != CONNMAN_IPCONFIG_TYPE_IPV6)
2113                         return -EOPNOTSUPP;
2114
2115                 ipconfig->method = method;
2116                 if (privacy_string)
2117                         ipconfig->ipv6_privacy_config = privacy;
2118 #if defined TIZEN_EXT
2119                 enable_ipv6(ipconfig);
2120 #endif
2121
2122                 break;
2123
2124         case CONNMAN_IPCONFIG_METHOD_MANUAL:
2125                 switch (ipconfig->type) {
2126                 case CONNMAN_IPCONFIG_TYPE_IPV4:
2127                         type = AF_INET;
2128                         break;
2129                 case CONNMAN_IPCONFIG_TYPE_IPV6:
2130                         type = AF_INET6;
2131                         break;
2132                 case CONNMAN_IPCONFIG_TYPE_UNKNOWN:
2133                 case CONNMAN_IPCONFIG_TYPE_ALL:
2134                         type = -1;
2135                         break;
2136                 }
2137
2138                 if ((address && connman_inet_check_ipaddress(address)
2139                                                 != type) ||
2140                                 (netmask &&
2141                                 connman_inet_check_ipaddress(netmask)
2142                                                 != type) ||
2143                                 (gateway &&
2144                                 connman_inet_check_ipaddress(gateway)
2145                                                 != type))
2146                         return -EINVAL;
2147
2148                 ipconfig->method = method;
2149
2150                 if (ipconfig->type == CONNMAN_IPCONFIG_TYPE_IPV4)
2151                         connman_ipaddress_set_ipv4(ipconfig->address,
2152                                                 address, netmask, gateway);
2153                 else
2154                         return connman_ipaddress_set_ipv6(
2155                                         ipconfig->address, address,
2156                                                 prefix_length, gateway);
2157
2158                 break;
2159
2160         case CONNMAN_IPCONFIG_METHOD_DHCP:
2161                 if (ipconfig->type != CONNMAN_IPCONFIG_TYPE_IPV4)
2162                         return -EOPNOTSUPP;
2163
2164                 ipconfig->method = method;
2165                 break;
2166         }
2167
2168         return 0;
2169 }
2170
2171 void __connman_ipconfig_append_ethernet(struct connman_ipconfig *ipconfig,
2172                                                         DBusMessageIter *iter)
2173 {
2174         struct connman_ipdevice *ipdevice;
2175         const char *method = "auto";
2176
2177         connman_dbus_dict_append_basic(iter, "Method",
2178                                                 DBUS_TYPE_STRING, &method);
2179
2180         ipdevice = g_hash_table_lookup(ipdevice_hash,
2181                                         GINT_TO_POINTER(ipconfig->index));
2182         if (!ipdevice)
2183                 return;
2184
2185         if (ipconfig->index >= 0) {
2186                 char *ifname = connman_inet_ifname(ipconfig->index);
2187                 if (ifname) {
2188                         connman_dbus_dict_append_basic(iter, "Interface",
2189                                                 DBUS_TYPE_STRING, &ifname);
2190                         g_free(ifname);
2191                 }
2192         }
2193
2194         if (ipdevice->address)
2195                 connman_dbus_dict_append_basic(iter, "Address",
2196                                         DBUS_TYPE_STRING, &ipdevice->address);
2197
2198         if (ipdevice->mtu > 0)
2199                 connman_dbus_dict_append_basic(iter, "MTU",
2200                                         DBUS_TYPE_UINT16, &ipdevice->mtu);
2201 }
2202
2203 int __connman_ipconfig_load(struct connman_ipconfig *ipconfig,
2204                 GKeyFile *keyfile, const char *identifier, const char *prefix)
2205 {
2206         char *method;
2207         char *key;
2208         char *str;
2209
2210         DBG("ipconfig %p identifier %s", ipconfig, identifier);
2211
2212         key = g_strdup_printf("%smethod", prefix);
2213         method = g_key_file_get_string(keyfile, identifier, key, NULL);
2214         if (!method) {
2215                 switch (ipconfig->type) {
2216                 case CONNMAN_IPCONFIG_TYPE_IPV4:
2217                         ipconfig->method = CONNMAN_IPCONFIG_METHOD_DHCP;
2218                         break;
2219                 case CONNMAN_IPCONFIG_TYPE_IPV6:
2220                         ipconfig->method = CONNMAN_IPCONFIG_METHOD_AUTO;
2221                         break;
2222                 case CONNMAN_IPCONFIG_TYPE_UNKNOWN:
2223                 case CONNMAN_IPCONFIG_TYPE_ALL:
2224                         ipconfig->method = CONNMAN_IPCONFIG_METHOD_OFF;
2225                         break;
2226                 }
2227         } else
2228                 ipconfig->method = __connman_ipconfig_string2method(method);
2229
2230         if (ipconfig->method == CONNMAN_IPCONFIG_METHOD_UNKNOWN)
2231                 ipconfig->method = CONNMAN_IPCONFIG_METHOD_OFF;
2232
2233         if (ipconfig->type == CONNMAN_IPCONFIG_TYPE_IPV6) {
2234                 gsize length;
2235                 char *pprefix;
2236
2237                 if (ipconfig->method == CONNMAN_IPCONFIG_METHOD_AUTO ||
2238                         ipconfig->method == CONNMAN_IPCONFIG_METHOD_MANUAL) {
2239                         char *privacy;
2240
2241                         pprefix = g_strdup_printf("%sprivacy", prefix);
2242                         privacy = g_key_file_get_string(keyfile, identifier,
2243                                                         pprefix, NULL);
2244                         ipconfig->ipv6_privacy_config = string2privacy(privacy);
2245                         g_free(pprefix);
2246                         g_free(privacy);
2247                 }
2248
2249                 pprefix = g_strdup_printf("%sDHCP.LastPrefixes", prefix);
2250                 ipconfig->last_dhcpv6_prefixes =
2251                         g_key_file_get_string_list(keyfile, identifier, pprefix,
2252                                                 &length, NULL);
2253                 if (ipconfig->last_dhcpv6_prefixes && length == 0) {
2254                         g_free(ipconfig->last_dhcpv6_prefixes);
2255                         ipconfig->last_dhcpv6_prefixes = NULL;
2256                 }
2257                 g_free(pprefix);
2258         }
2259
2260         g_free(method);
2261         g_free(key);
2262
2263         switch (ipconfig->method) {
2264         case CONNMAN_IPCONFIG_METHOD_UNKNOWN:
2265         case CONNMAN_IPCONFIG_METHOD_OFF:
2266                 break;
2267
2268         case CONNMAN_IPCONFIG_METHOD_FIXED:
2269         case CONNMAN_IPCONFIG_METHOD_MANUAL:
2270
2271                 key = g_strdup_printf("%snetmask_prefixlen", prefix);
2272                 ipconfig->address->prefixlen = g_key_file_get_integer(
2273                                 keyfile, identifier, key, NULL);
2274                 g_free(key);
2275
2276                 key = g_strdup_printf("%slocal_address", prefix);
2277                 g_free(ipconfig->address->local);
2278                 ipconfig->address->local = g_key_file_get_string(
2279                         keyfile, identifier, key, NULL);
2280                 g_free(key);
2281
2282                 key = g_strdup_printf("%speer_address", prefix);
2283                 g_free(ipconfig->address->peer);
2284                 ipconfig->address->peer = g_key_file_get_string(
2285                                 keyfile, identifier, key, NULL);
2286                 g_free(key);
2287
2288                 key = g_strdup_printf("%sbroadcast_address", prefix);
2289                 g_free(ipconfig->address->broadcast);
2290                 ipconfig->address->broadcast = g_key_file_get_string(
2291                                 keyfile, identifier, key, NULL);
2292                 g_free(key);
2293
2294                 key = g_strdup_printf("%sgateway", prefix);
2295                 g_free(ipconfig->address->gateway);
2296                 ipconfig->address->gateway = g_key_file_get_string(
2297                                 keyfile, identifier, key, NULL);
2298                 g_free(key);
2299                 break;
2300
2301         case CONNMAN_IPCONFIG_METHOD_AUTO:
2302
2303                 if (ipconfig->type != CONNMAN_IPCONFIG_TYPE_IPV4)
2304                         break;
2305
2306                 /*
2307                  * If the last used method for IPv4 was AUTO then we
2308                  * try first DHCP. We will try also to use the last
2309                  * used DHCP address, if exits.
2310                  */
2311                 __connman_ipconfig_set_method(ipconfig,
2312                                         CONNMAN_IPCONFIG_METHOD_DHCP);
2313                 /* fall through */
2314
2315         case CONNMAN_IPCONFIG_METHOD_DHCP:
2316
2317                 key = g_strdup_printf("%sDHCP.LastAddress", prefix);
2318                 str = g_key_file_get_string(keyfile, identifier, key, NULL);
2319                 if (str) {
2320                         g_free(ipconfig->last_dhcp_address);
2321                         ipconfig->last_dhcp_address = str;
2322                 }
2323                 g_free(key);
2324
2325                 break;
2326         }
2327
2328         return 0;
2329 }
2330
2331 int __connman_ipconfig_save(struct connman_ipconfig *ipconfig,
2332                 GKeyFile *keyfile, const char *identifier, const char *prefix)
2333 {
2334         const char *method;
2335         char *key;
2336
2337         method = __connman_ipconfig_method2string(ipconfig->method);
2338
2339         DBG("ipconfig %p identifier %s method %s", ipconfig, identifier,
2340                                                                 method);
2341         if (method) {
2342                 key = g_strdup_printf("%smethod", prefix);
2343                 g_key_file_set_string(keyfile, identifier, key, method);
2344                 g_free(key);
2345         }
2346
2347         if (ipconfig->type == CONNMAN_IPCONFIG_TYPE_IPV6) {
2348                 const char *privacy;
2349                 privacy = privacy2string(ipconfig->ipv6_privacy_config);
2350                 key = g_strdup_printf("%sprivacy", prefix);
2351                 g_key_file_set_string(keyfile, identifier, key, privacy);
2352                 g_free(key);
2353
2354                 key = g_strdup_printf("%sDHCP.LastAddress", prefix);
2355                 if (ipconfig->last_dhcp_address &&
2356                                 strlen(ipconfig->last_dhcp_address) > 0)
2357                         g_key_file_set_string(keyfile, identifier, key,
2358                                         ipconfig->last_dhcp_address);
2359                 else
2360                         g_key_file_remove_key(keyfile, identifier, key, NULL);
2361                 g_free(key);
2362
2363                 key = g_strdup_printf("%sDHCP.LastPrefixes", prefix);
2364                 if (ipconfig->last_dhcpv6_prefixes &&
2365                                 ipconfig->last_dhcpv6_prefixes[0]) {
2366                         guint len =
2367                                 g_strv_length(ipconfig->last_dhcpv6_prefixes);
2368
2369                         g_key_file_set_string_list(keyfile, identifier, key,
2370                                 (const gchar **)ipconfig->last_dhcpv6_prefixes,
2371                                                 len);
2372                 } else
2373                         g_key_file_remove_key(keyfile, identifier, key, NULL);
2374                 g_free(key);
2375         }
2376
2377         switch (ipconfig->method) {
2378         case CONNMAN_IPCONFIG_METHOD_FIXED:
2379         case CONNMAN_IPCONFIG_METHOD_MANUAL:
2380                 break;
2381         case CONNMAN_IPCONFIG_METHOD_DHCP:
2382                 key = g_strdup_printf("%sDHCP.LastAddress", prefix);
2383                 if (ipconfig->last_dhcp_address &&
2384                                 strlen(ipconfig->last_dhcp_address) > 0)
2385                         g_key_file_set_string(keyfile, identifier, key,
2386                                         ipconfig->last_dhcp_address);
2387                 else
2388                         g_key_file_remove_key(keyfile, identifier, key, NULL);
2389                 g_free(key);
2390                 /* fall through */
2391         case CONNMAN_IPCONFIG_METHOD_UNKNOWN:
2392         case CONNMAN_IPCONFIG_METHOD_OFF:
2393         case CONNMAN_IPCONFIG_METHOD_AUTO:
2394                 return 0;
2395         }
2396
2397         key = g_strdup_printf("%snetmask_prefixlen", prefix);
2398         if (ipconfig->address->prefixlen != 0)
2399                 g_key_file_set_integer(keyfile, identifier,
2400                                 key, ipconfig->address->prefixlen);
2401         g_free(key);
2402
2403         key = g_strdup_printf("%slocal_address", prefix);
2404         if (ipconfig->address->local)
2405                 g_key_file_set_string(keyfile, identifier,
2406                                 key, ipconfig->address->local);
2407         g_free(key);
2408
2409         key = g_strdup_printf("%speer_address", prefix);
2410         if (ipconfig->address->peer)
2411                 g_key_file_set_string(keyfile, identifier,
2412                                 key, ipconfig->address->peer);
2413         g_free(key);
2414
2415         key = g_strdup_printf("%sbroadcast_address", prefix);
2416         if (ipconfig->address->broadcast)
2417                 g_key_file_set_string(keyfile, identifier,
2418                         key, ipconfig->address->broadcast);
2419         g_free(key);
2420
2421         key = g_strdup_printf("%sgateway", prefix);
2422         if (ipconfig->address->gateway)
2423                 g_key_file_set_string(keyfile, identifier,
2424                         key, ipconfig->address->gateway);
2425         else
2426                 g_key_file_remove_key(keyfile, identifier, key, NULL);
2427         g_free(key);
2428
2429         return 0;
2430 }
2431
2432 int __connman_ipconfig_init(void)
2433 {
2434         DBG("");
2435
2436         ipdevice_hash = g_hash_table_new_full(g_direct_hash, g_direct_equal,
2437                                                         NULL, free_ipdevice);
2438
2439         is_ipv6_supported = connman_inet_is_ipv6_supported();
2440
2441         return 0;
2442 }
2443
2444 void __connman_ipconfig_cleanup(void)
2445 {
2446         DBG("");
2447
2448         g_hash_table_destroy(ipdevice_hash);
2449         ipdevice_hash = NULL;
2450 }