5 * Copyright (C) 2007-2010 Intel Corporation. All rights reserved.
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.
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.
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
32 #include <sys/ioctl.h>
33 #include <sys/socket.h>
34 #include <linux/sockios.h>
35 #include <arpa/inet.h>
36 #include <net/route.h>
37 #include <net/ethernet.h>
38 #include <linux/if_arp.h>
39 #include <linux/wireless.h>
43 #define NLMSG_TAIL(nmsg) \
44 ((struct rtattr *) (((uint8_t*) (nmsg)) + \
45 NLMSG_ALIGN((nmsg)->nlmsg_len)))
47 static int add_rtattr(struct nlmsghdr *n, size_t max_length, int type,
48 const void *data, size_t data_length)
53 length = RTA_LENGTH(data_length);
55 if (NLMSG_ALIGN(n->nlmsg_len) + RTA_ALIGN(length) > max_length)
60 rta->rta_len = length;
61 memcpy(RTA_DATA(rta), data, data_length);
62 n->nlmsg_len = NLMSG_ALIGN(n->nlmsg_len) + RTA_ALIGN(length);
67 int __connman_inet_modify_address(int cmd, int flags,
68 int index, int family,
71 unsigned char prefixlen,
72 const char *broadcast)
74 uint8_t request[NLMSG_ALIGN(sizeof(struct nlmsghdr)) +
75 NLMSG_ALIGN(sizeof(struct ifaddrmsg)) +
76 RTA_LENGTH(sizeof(struct in6_addr)) +
77 RTA_LENGTH(sizeof(struct in6_addr))];
79 struct nlmsghdr *header;
80 struct sockaddr_nl nl_addr;
81 struct ifaddrmsg *ifaddrmsg;
82 struct in6_addr ipv6_addr;
83 struct in_addr ipv4_addr, ipv4_dest, ipv4_bcast;
91 if (family != AF_INET && family != AF_INET6)
94 memset(&request, 0, sizeof(request));
96 header = (struct nlmsghdr *)request;
97 header->nlmsg_len = NLMSG_LENGTH(sizeof(struct ifaddrmsg));
98 header->nlmsg_type = cmd;
99 header->nlmsg_flags = NLM_F_REQUEST | flags;
100 header->nlmsg_seq = 1;
102 ifaddrmsg = NLMSG_DATA(header);
103 ifaddrmsg->ifa_family = family;
104 ifaddrmsg->ifa_prefixlen = prefixlen;
105 ifaddrmsg->ifa_flags = IFA_F_PERMANENT;
106 ifaddrmsg->ifa_scope = RT_SCOPE_UNIVERSE;
107 ifaddrmsg->ifa_index = index;
109 if (family == AF_INET) {
110 if (inet_pton(AF_INET, address, &ipv4_addr) < 1)
113 if (broadcast != NULL)
114 inet_pton(AF_INET, broadcast, &ipv4_bcast);
116 ipv4_bcast.s_addr = ipv4_addr.s_addr |
117 htonl(0xfffffffflu >> prefixlen);
120 if (inet_pton(AF_INET, peer, &ipv4_dest) < 1)
123 if ((err = add_rtattr(header, sizeof(request),
125 &ipv4_dest, sizeof(ipv4_dest))) < 0)
129 if ((err = add_rtattr(header, sizeof(request), IFA_LOCAL,
130 &ipv4_addr, sizeof(ipv4_addr))) < 0)
133 if ((err = add_rtattr(header, sizeof(request), IFA_BROADCAST,
134 &ipv4_bcast, sizeof(ipv4_bcast))) < 0)
137 } else if (family == AF_INET6) {
138 if (inet_pton(AF_INET6, address, &ipv6_addr) < 1)
141 if ((err = add_rtattr(header, sizeof(request), IFA_LOCAL,
142 &ipv6_addr, sizeof(ipv6_addr))) < 0)
146 sk = socket(AF_NETLINK, SOCK_DGRAM, NETLINK_ROUTE);
150 memset(&nl_addr, 0, sizeof(nl_addr));
151 nl_addr.nl_family = AF_NETLINK;
153 if ((err = sendto(sk, request, header->nlmsg_len, 0,
154 (struct sockaddr *) &nl_addr, sizeof(nl_addr))) < 0)
165 int connman_inet_ifindex(const char *name)
173 sk = socket(PF_INET, SOCK_DGRAM, 0);
177 memset(&ifr, 0, sizeof(ifr));
178 strncpy(ifr.ifr_name, name, sizeof(ifr.ifr_name));
180 err = ioctl(sk, SIOCGIFINDEX, &ifr);
187 return ifr.ifr_ifindex;
190 char *connman_inet_ifname(int index)
198 sk = socket(PF_INET, SOCK_DGRAM, 0);
202 memset(&ifr, 0, sizeof(ifr));
203 ifr.ifr_ifindex = index;
205 err = ioctl(sk, SIOCGIFNAME, &ifr);
212 return strdup(ifr.ifr_name);
215 short int connman_inet_ifflags(int index)
220 sk = socket(PF_INET, SOCK_DGRAM, 0);
224 memset(&ifr, 0, sizeof(ifr));
225 ifr.ifr_ifindex = index;
227 if (ioctl(sk, SIOCGIFNAME, &ifr) < 0) {
232 if (ioctl(sk, SIOCGIFFLAGS, &ifr) < 0) {
245 int connman_inet_ifup(int index)
250 sk = socket(PF_INET, SOCK_DGRAM, 0);
254 memset(&ifr, 0, sizeof(ifr));
255 ifr.ifr_ifindex = index;
257 if (ioctl(sk, SIOCGIFNAME, &ifr) < 0) {
262 if (ioctl(sk, SIOCGIFFLAGS, &ifr) < 0) {
267 if (ifr.ifr_flags & IFF_UP) {
272 ifr.ifr_flags |= IFF_UP;
274 if (ioctl(sk, SIOCSIFFLAGS, &ifr) < 0) {
287 int connman_inet_ifdown(int index)
292 sk = socket(PF_INET, SOCK_DGRAM, 0);
296 memset(&ifr, 0, sizeof(ifr));
297 ifr.ifr_ifindex = index;
299 if (ioctl(sk, SIOCGIFNAME, &ifr) < 0) {
304 if (ioctl(sk, SIOCGIFFLAGS, &ifr) < 0) {
309 if (!(ifr.ifr_flags & IFF_UP)) {
314 ifr.ifr_flags &= ~IFF_UP;
316 if (ioctl(sk, SIOCSIFFLAGS, &ifr) < 0)
327 static char *index2addr(int index)
330 struct ether_addr eth;
337 sk = socket(PF_INET, SOCK_DGRAM, 0);
341 memset(&ifr, 0, sizeof(ifr));
342 ifr.ifr_ifindex = index;
344 err = ioctl(sk, SIOCGIFNAME, &ifr);
347 err = ioctl(sk, SIOCGIFHWADDR, &ifr);
358 memcpy(ð, &ifr.ifr_hwaddr.sa_data, sizeof(eth));
359 snprintf(str, 18, "%02X:%02X:%02X:%02X:%02X:%02X",
360 eth.ether_addr_octet[0],
361 eth.ether_addr_octet[1],
362 eth.ether_addr_octet[2],
363 eth.ether_addr_octet[3],
364 eth.ether_addr_octet[4],
365 eth.ether_addr_octet[5]);
370 static char *index2ident(int index, const char *prefix)
373 struct ether_addr eth;
380 sk = socket(PF_INET, SOCK_DGRAM, 0);
384 memset(&ifr, 0, sizeof(ifr));
385 ifr.ifr_ifindex = index;
387 err = ioctl(sk, SIOCGIFNAME, &ifr);
390 err = ioctl(sk, SIOCGIFHWADDR, &ifr);
397 len = prefix ? strlen(prefix) + 18 : 18;
403 memcpy(ð, &ifr.ifr_hwaddr.sa_data, sizeof(eth));
404 snprintf(str, len, "%s%02x%02x%02x%02x%02x%02x",
405 prefix ? prefix : "",
406 eth.ether_addr_octet[0],
407 eth.ether_addr_octet[1],
408 eth.ether_addr_octet[2],
409 eth.ether_addr_octet[3],
410 eth.ether_addr_octet[4],
411 eth.ether_addr_octet[5]);
416 connman_bool_t connman_inet_is_cfg80211(int index)
418 connman_bool_t result = FALSE;
419 char phy80211_path[PATH_MAX];
424 sk = socket(PF_INET, SOCK_DGRAM, 0);
428 memset(&ifr, 0, sizeof(ifr));
429 ifr.ifr_ifindex = index;
431 if (ioctl(sk, SIOCGIFNAME, &ifr) < 0)
434 snprintf(phy80211_path, PATH_MAX,
435 "/sys/class/net/%s/phy80211", ifr.ifr_name);
437 if (stat(phy80211_path, &st) == 0 && (st.st_mode & S_IFDIR))
446 struct connman_device *connman_inet_create_device(int index)
448 enum connman_device_type type;
449 struct connman_device *device;
450 char *devname, *ident = NULL;
451 char *addr = NULL, *name = NULL;
456 devname = connman_inet_ifname(index);
460 if (__connman_element_device_isfiltered(devname) == TRUE) {
461 connman_info("Ignoring interface %s (filtered)", devname);
465 type = __connman_rtnl_get_device_type(index);
468 case CONNMAN_DEVICE_TYPE_UNKNOWN:
469 connman_info("Ignoring interface %s (type unknown)", devname);
472 case CONNMAN_DEVICE_TYPE_ETHERNET:
473 case CONNMAN_DEVICE_TYPE_GADGET:
474 case CONNMAN_DEVICE_TYPE_WIFI:
475 case CONNMAN_DEVICE_TYPE_WIMAX:
476 name = index2ident(index, "");
477 addr = index2addr(index);
479 case CONNMAN_DEVICE_TYPE_BLUETOOTH:
480 case CONNMAN_DEVICE_TYPE_CELLULAR:
481 case CONNMAN_DEVICE_TYPE_GPS:
482 case CONNMAN_DEVICE_TYPE_VENDOR:
483 name = strdup(devname);
487 device = connman_device_create(name, type);
492 case CONNMAN_DEVICE_TYPE_UNKNOWN:
493 case CONNMAN_DEVICE_TYPE_VENDOR:
494 case CONNMAN_DEVICE_TYPE_GPS:
496 case CONNMAN_DEVICE_TYPE_ETHERNET:
497 case CONNMAN_DEVICE_TYPE_GADGET:
498 ident = index2ident(index, NULL);
500 case CONNMAN_DEVICE_TYPE_WIFI:
501 case CONNMAN_DEVICE_TYPE_WIMAX:
502 ident = index2ident(index, NULL);
504 case CONNMAN_DEVICE_TYPE_BLUETOOTH:
506 case CONNMAN_DEVICE_TYPE_CELLULAR:
507 ident = index2ident(index, NULL);
511 connman_device_set_index(device, index);
512 connman_device_set_interface(device, devname);
515 connman_device_set_ident(device, ident);
519 connman_device_set_string(device, "Address", addr);
530 struct in6_addr ifr6_addr;
531 __u32 ifr6_prefixlen;
532 unsigned int ifr6_ifindex;
535 int connman_inet_set_ipv6_address(int index,
536 struct connman_ipaddress *ipaddress)
538 unsigned char prefix_len;
541 if (ipaddress->local == NULL)
544 prefix_len = ipaddress->prefixlen;
545 address = ipaddress->local;
547 DBG("index %d address %s prefix_len %d", index, address, prefix_len);
549 if ((__connman_inet_modify_address(RTM_NEWADDR,
550 NLM_F_REPLACE | NLM_F_ACK, index, AF_INET6,
551 address, NULL, prefix_len, NULL)) < 0) {
552 connman_error("Set IPv6 address error");
559 int connman_inet_set_address(int index, struct connman_ipaddress *ipaddress)
561 unsigned char prefix_len;
562 const char *address, *broadcast, *peer;
564 if (ipaddress->local == NULL)
567 prefix_len = ipaddress->prefixlen;
568 address = ipaddress->local;
569 broadcast = ipaddress->broadcast;
570 peer = ipaddress->peer;
572 DBG("index %d address %s prefix_len %d", index, address, prefix_len);
574 if ((__connman_inet_modify_address(RTM_NEWADDR,
575 NLM_F_REPLACE | NLM_F_ACK, index, AF_INET,
576 address, peer, prefix_len, broadcast)) < 0) {
577 DBG("address setting failed");
584 int connman_inet_clear_ipv6_address(int index, const char *address,
587 DBG("index %d address %s prefix_len %d", index, address, prefix_len);
589 if ((__connman_inet_modify_address(RTM_DELADDR, 0, index, AF_INET6,
590 address, NULL, prefix_len, NULL)) < 0) {
591 connman_error("Clear IPv6 address error");
598 int connman_inet_clear_address(int index, struct connman_ipaddress *ipaddress)
600 unsigned char prefix_len;
601 const char *address, *broadcast, *peer;
603 prefix_len = ipaddress->prefixlen;
604 address = ipaddress->local;
605 broadcast = ipaddress->broadcast;
606 peer = ipaddress->peer;
608 DBG("index %d address %s prefix_len %d", index, address, prefix_len);
610 if ((__connman_inet_modify_address(RTM_DELADDR, 0, index, AF_INET,
611 address, peer, prefix_len, broadcast)) < 0) {
612 DBG("address removal failed");
619 int connman_inet_add_host_route(int index, const char *host,
622 return connman_inet_add_network_route(index, host, gateway, NULL);
625 int connman_inet_del_host_route(int index, const char *host)
627 return connman_inet_del_network_route(index, host);
630 int connman_inet_add_network_route(int index, const char *host,
636 struct sockaddr_in addr;
639 sk = socket(PF_INET, SOCK_DGRAM, 0);
643 memset(&ifr, 0, sizeof(ifr));
644 ifr.ifr_ifindex = index;
646 if (ioctl(sk, SIOCGIFNAME, &ifr) < 0) {
651 DBG("ifname %s", ifr.ifr_name);
653 memset(&rt, 0, sizeof(rt));
654 rt.rt_flags = RTF_UP;
656 rt.rt_flags |= RTF_GATEWAY;
658 rt.rt_flags |= RTF_HOST;
660 memset(&addr, 0, sizeof(addr));
661 addr.sin_family = AF_INET;
662 addr.sin_addr.s_addr = inet_addr(host);
663 memcpy(&rt.rt_dst, &addr, sizeof(rt.rt_dst));
665 memset(&addr, 0, sizeof(addr));
666 addr.sin_family = AF_INET;
668 addr.sin_addr.s_addr = inet_addr(gateway);
670 addr.sin_addr.s_addr = INADDR_ANY;
671 memcpy(&rt.rt_gateway, &addr, sizeof(rt.rt_gateway));
673 memset(&addr, 0, sizeof(addr));
674 addr.sin_family = AF_INET;
675 addr.sin_addr.s_addr = INADDR_ANY;
677 addr.sin_addr.s_addr = inet_addr(netmask);
679 addr.sin_addr.s_addr = INADDR_ANY;
680 memcpy(&rt.rt_genmask, &addr, sizeof(rt.rt_genmask));
682 rt.rt_dev = ifr.ifr_name;
684 err = ioctl(sk, SIOCADDRT, &rt);
686 connman_error("Adding host route failed (%s)",
694 int connman_inet_del_network_route(int index, const char *host)
698 struct sockaddr_in addr;
701 sk = socket(PF_INET, SOCK_DGRAM, 0);
705 memset(&ifr, 0, sizeof(ifr));
706 ifr.ifr_ifindex = index;
708 if (ioctl(sk, SIOCGIFNAME, &ifr) < 0) {
713 DBG("ifname %s", ifr.ifr_name);
715 memset(&rt, 0, sizeof(rt));
716 rt.rt_flags = RTF_UP | RTF_HOST;
718 memset(&addr, 0, sizeof(addr));
719 addr.sin_family = AF_INET;
720 addr.sin_addr.s_addr = inet_addr(host);
721 memcpy(&rt.rt_dst, &addr, sizeof(rt.rt_dst));
723 rt.rt_dev = ifr.ifr_name;
725 err = ioctl(sk, SIOCDELRT, &rt);
727 connman_error("Deleting host route failed (%s)",
735 int connman_inet_del_ipv6_host_route(int index, const char *host)
740 DBG("index %d host %s", index, host);
745 memset(&rt, 0, sizeof(rt));
747 rt.rtmsg_dst_len = 128;
749 err = inet_pton(AF_INET6, host, &rt.rtmsg_dst);
753 rt.rtmsg_flags = RTF_UP | RTF_HOST;
756 rt.rtmsg_ifindex = index;
758 sk = socket(AF_INET6, SOCK_DGRAM, 0);
764 err = ioctl(sk, SIOCDELRT, &rt);
768 connman_error("Del IPv6 host route error");
773 int connman_inet_add_ipv6_host_route(int index, const char *host,
779 DBG("index %d host %s gateway %s", index, host, gateway);
784 memset(&rt, 0, sizeof(rt));
786 rt.rtmsg_dst_len = 128;
788 err = inet_pton(AF_INET6, host, &rt.rtmsg_dst);
792 rt.rtmsg_flags = RTF_UP | RTF_HOST;
794 if (gateway != NULL) {
795 rt.rtmsg_flags |= RTF_GATEWAY;
796 inet_pton(AF_INET6, gateway, &rt.rtmsg_gateway);
800 rt.rtmsg_ifindex = index;
802 sk = socket(AF_INET6, SOCK_DGRAM, 0);
808 err = ioctl(sk, SIOCADDRT, &rt);
812 connman_error("Set IPv6 host route error");
817 int connman_inet_set_ipv6_gateway_address(int index, const char *gateway)
822 DBG("index %d, gateway %s", index, gateway);
827 memset(&rt, 0, sizeof(rt));
829 err = inet_pton(AF_INET6, gateway, &rt.rtmsg_gateway);
833 rt.rtmsg_flags = RTF_UP | RTF_GATEWAY;
835 rt.rtmsg_dst_len = 0;
836 rt.rtmsg_ifindex = index;
838 sk = socket(AF_INET6, SOCK_DGRAM, 0);
844 err = ioctl(sk, SIOCADDRT, &rt);
848 connman_error("Set default IPv6 gateway error");
853 int connman_inet_clear_ipv6_gateway_address(int index, const char *gateway)
858 DBG("index %d, gateway %s", index, gateway);
863 memset(&rt, 0, sizeof(rt));
865 err = inet_pton(AF_INET6, gateway, &rt.rtmsg_gateway);
869 rt.rtmsg_flags = RTF_UP | RTF_GATEWAY;
871 rt.rtmsg_dst_len = 0;
872 rt.rtmsg_ifindex = index;
874 sk = socket(AF_INET6, SOCK_DGRAM, 0);
880 err = ioctl(sk, SIOCDELRT, &rt);
884 connman_error("Clear default IPv6 gateway error");
889 int connman_inet_set_gateway_address(int index, const char *gateway)
893 struct sockaddr_in addr;
896 sk = socket(PF_INET, SOCK_DGRAM, 0);
900 memset(&ifr, 0, sizeof(ifr));
901 ifr.ifr_ifindex = index;
903 if (ioctl(sk, SIOCGIFNAME, &ifr) < 0) {
908 DBG("ifname %s", ifr.ifr_name);
910 memset(&rt, 0, sizeof(rt));
911 rt.rt_flags = RTF_UP | RTF_GATEWAY;
913 memset(&addr, 0, sizeof(addr));
914 addr.sin_family = AF_INET;
915 addr.sin_addr.s_addr = INADDR_ANY;
916 memcpy(&rt.rt_dst, &addr, sizeof(rt.rt_dst));
918 memset(&addr, 0, sizeof(addr));
919 addr.sin_family = AF_INET;
920 addr.sin_addr.s_addr = inet_addr(gateway);
921 memcpy(&rt.rt_gateway, &addr, sizeof(rt.rt_gateway));
923 memset(&addr, 0, sizeof(addr));
924 addr.sin_family = AF_INET;
925 addr.sin_addr.s_addr = INADDR_ANY;
926 memcpy(&rt.rt_genmask, &addr, sizeof(rt.rt_genmask));
928 err = ioctl(sk, SIOCADDRT, &rt);
930 connman_error("Setting default gateway route failed (%s)",
938 int connman_inet_set_gateway_interface(int index)
942 struct sockaddr_in addr;
947 sk = socket(PF_INET, SOCK_DGRAM, 0);
951 memset(&ifr, 0, sizeof(ifr));
952 ifr.ifr_ifindex = index;
954 if (ioctl(sk, SIOCGIFNAME, &ifr) < 0) {
959 DBG("ifname %s", ifr.ifr_name);
961 memset(&rt, 0, sizeof(rt));
962 rt.rt_flags = RTF_UP;
964 memset(&addr, 0, sizeof(addr));
965 addr.sin_family = AF_INET;
966 addr.sin_addr.s_addr = INADDR_ANY;
968 memcpy(&rt.rt_genmask, &addr, sizeof(rt.rt_genmask));
969 memcpy(&rt.rt_dst, &addr, sizeof(rt.rt_dst));
970 memcpy(&rt.rt_gateway, &addr, sizeof(rt.rt_gateway));
972 rt.rt_dev = ifr.ifr_name;
974 err = ioctl(sk, SIOCADDRT, &rt);
976 connman_error("Setting default interface route failed (%s)",
983 int connman_inet_clear_gateway_address(int index, const char *gateway)
987 struct sockaddr_in addr;
992 sk = socket(PF_INET, SOCK_DGRAM, 0);
996 memset(&ifr, 0, sizeof(ifr));
997 ifr.ifr_ifindex = index;
999 if (ioctl(sk, SIOCGIFNAME, &ifr) < 0) {
1004 DBG("ifname %s", ifr.ifr_name);
1006 memset(&rt, 0, sizeof(rt));
1007 rt.rt_flags = RTF_UP | RTF_GATEWAY;
1009 memset(&addr, 0, sizeof(addr));
1010 addr.sin_family = AF_INET;
1011 addr.sin_addr.s_addr = INADDR_ANY;
1012 memcpy(&rt.rt_dst, &addr, sizeof(rt.rt_dst));
1014 memset(&addr, 0, sizeof(addr));
1015 addr.sin_family = AF_INET;
1016 addr.sin_addr.s_addr = inet_addr(gateway);
1017 memcpy(&rt.rt_gateway, &addr, sizeof(rt.rt_gateway));
1019 memset(&addr, 0, sizeof(addr));
1020 addr.sin_family = AF_INET;
1021 addr.sin_addr.s_addr = INADDR_ANY;
1022 memcpy(&rt.rt_genmask, &addr, sizeof(rt.rt_genmask));
1024 err = ioctl(sk, SIOCDELRT, &rt);
1026 connman_error("Removing default gateway route failed (%s)",
1034 int connman_inet_clear_gateway_interface(int index)
1038 struct sockaddr_in addr;
1043 sk = socket(PF_INET, SOCK_DGRAM, 0);
1047 memset(&ifr, 0, sizeof(ifr));
1048 ifr.ifr_ifindex = index;
1050 if (ioctl(sk, SIOCGIFNAME, &ifr) < 0) {
1055 DBG("ifname %s", ifr.ifr_name);
1057 memset(&rt, 0, sizeof(rt));
1058 rt.rt_flags = RTF_UP;
1060 memset(&addr, 0, sizeof(addr));
1061 addr.sin_family = AF_INET;
1062 addr.sin_addr.s_addr = INADDR_ANY;
1064 memcpy(&rt.rt_genmask, &addr, sizeof(rt.rt_genmask));
1065 memcpy(&rt.rt_dst, &addr, sizeof(rt.rt_dst));
1066 memcpy(&rt.rt_gateway, &addr, sizeof(rt.rt_gateway));
1068 rt.rt_dev = ifr.ifr_name;
1070 err = ioctl(sk, SIOCDELRT, &rt);
1072 connman_error("Removing default interface route failed (%s)",
1079 connman_bool_t connman_inet_compare_subnet(int index, const char *host)
1082 struct in_addr _host_addr;
1083 in_addr_t host_addr, netmask_addr, if_addr;
1084 struct sockaddr_in *netmask, *addr;
1087 DBG("host %s", host);
1092 if (inet_aton(host, &_host_addr) == 0)
1094 host_addr = _host_addr.s_addr;
1096 sk = socket(PF_INET, SOCK_DGRAM, 0);
1100 memset(&ifr, 0, sizeof(ifr));
1101 ifr.ifr_ifindex = index;
1103 if (ioctl(sk, SIOCGIFNAME, &ifr) < 0) {
1108 if (ioctl(sk, SIOCGIFNETMASK, &ifr) < 0) {
1113 netmask = (struct sockaddr_in *)&ifr.ifr_netmask;
1114 netmask_addr = netmask->sin_addr.s_addr;
1116 if (ioctl(sk, SIOCGIFADDR, &ifr) < 0) {
1120 addr = (struct sockaddr_in *)&ifr.ifr_addr;
1121 if_addr = addr->sin_addr.s_addr;
1123 return ((if_addr & netmask_addr) == (host_addr & netmask_addr));
1126 int connman_inet_remove_from_bridge(int index, const char *bridge)
1134 sk = socket(AF_INET, SOCK_STREAM, 0);
1138 memset(&ifr, 0, sizeof(ifr));
1139 strncpy(ifr.ifr_name, bridge, IFNAMSIZ - 1);
1140 ifr.ifr_ifindex = index;
1142 err = ioctl(sk, SIOCBRDELIF, &ifr);
1147 connman_error("Remove interface from bridge error %s",
1155 int connman_inet_add_to_bridge(int index, const char *bridge)
1163 sk = socket(AF_INET, SOCK_STREAM, 0);
1167 memset(&ifr, 0, sizeof(ifr));
1168 strncpy(ifr.ifr_name, bridge, IFNAMSIZ - 1);
1169 ifr.ifr_ifindex = index;
1171 err = ioctl(sk, SIOCBRADDIF, &ifr);
1176 connman_error("Add interface to bridge error %s",