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);
466 type = __connman_rtnl_get_device_type(index);
469 case CONNMAN_DEVICE_TYPE_UNKNOWN:
470 connman_info("Ignoring interface %s (type unknown)", devname);
473 case CONNMAN_DEVICE_TYPE_ETHERNET:
474 case CONNMAN_DEVICE_TYPE_GADGET:
475 case CONNMAN_DEVICE_TYPE_WIFI:
476 case CONNMAN_DEVICE_TYPE_WIMAX:
477 name = index2ident(index, "");
478 addr = index2addr(index);
480 case CONNMAN_DEVICE_TYPE_BLUETOOTH:
481 case CONNMAN_DEVICE_TYPE_CELLULAR:
482 case CONNMAN_DEVICE_TYPE_GPS:
483 case CONNMAN_DEVICE_TYPE_VENDOR:
484 name = strdup(devname);
488 device = connman_device_create(name, type);
493 case CONNMAN_DEVICE_TYPE_UNKNOWN:
494 case CONNMAN_DEVICE_TYPE_VENDOR:
495 case CONNMAN_DEVICE_TYPE_GPS:
497 case CONNMAN_DEVICE_TYPE_ETHERNET:
498 case CONNMAN_DEVICE_TYPE_GADGET:
499 ident = index2ident(index, NULL);
501 case CONNMAN_DEVICE_TYPE_WIFI:
502 case CONNMAN_DEVICE_TYPE_WIMAX:
503 ident = index2ident(index, NULL);
505 case CONNMAN_DEVICE_TYPE_BLUETOOTH:
507 case CONNMAN_DEVICE_TYPE_CELLULAR:
508 ident = index2ident(index, NULL);
512 connman_device_set_index(device, index);
513 connman_device_set_interface(device, devname);
516 connman_device_set_ident(device, ident);
520 connman_device_set_string(device, "Address", addr);
531 struct in6_addr ifr6_addr;
532 __u32 ifr6_prefixlen;
533 unsigned int ifr6_ifindex;
536 int connman_inet_set_ipv6_address(int index,
537 struct connman_ipaddress *ipaddress)
539 unsigned char prefix_len;
542 if (ipaddress->local == NULL)
545 prefix_len = ipaddress->prefixlen;
546 address = ipaddress->local;
548 DBG("index %d address %s prefix_len %d", index, address, prefix_len);
550 if ((__connman_inet_modify_address(RTM_NEWADDR,
551 NLM_F_REPLACE | NLM_F_ACK, index, AF_INET6,
552 address, NULL, prefix_len, NULL)) < 0) {
553 connman_error("Set IPv6 address error");
560 int connman_inet_set_address(int index, struct connman_ipaddress *ipaddress)
562 unsigned char prefix_len;
563 const char *address, *broadcast, *peer;
565 if (ipaddress->local == NULL)
568 prefix_len = ipaddress->prefixlen;
569 address = ipaddress->local;
570 broadcast = ipaddress->broadcast;
571 peer = ipaddress->peer;
573 DBG("index %d address %s prefix_len %d", index, address, prefix_len);
575 if ((__connman_inet_modify_address(RTM_NEWADDR,
576 NLM_F_REPLACE | NLM_F_ACK, index, AF_INET,
577 address, peer, prefix_len, broadcast)) < 0) {
578 DBG("address setting failed");
585 int connman_inet_clear_ipv6_address(int index, const char *address,
588 DBG("index %d address %s prefix_len %d", index, address, prefix_len);
590 if ((__connman_inet_modify_address(RTM_DELADDR, 0, index, AF_INET6,
591 address, NULL, prefix_len, NULL)) < 0) {
592 connman_error("Clear IPv6 address error");
599 int connman_inet_clear_address(int index, struct connman_ipaddress *ipaddress)
601 unsigned char prefix_len;
602 const char *address, *broadcast, *peer;
604 prefix_len = ipaddress->prefixlen;
605 address = ipaddress->local;
606 broadcast = ipaddress->broadcast;
607 peer = ipaddress->peer;
609 DBG("index %d address %s prefix_len %d", index, address, prefix_len);
611 if ((__connman_inet_modify_address(RTM_DELADDR, 0, index, AF_INET,
612 address, peer, prefix_len, broadcast)) < 0) {
613 DBG("address removal failed");
620 int connman_inet_add_host_route(int index, const char *host,
623 return connman_inet_add_network_route(index, host, gateway, NULL);
626 int connman_inet_del_host_route(int index, const char *host)
628 return connman_inet_del_network_route(index, host);
631 int connman_inet_add_network_route(int index, const char *host,
637 struct sockaddr_in addr;
640 sk = socket(PF_INET, SOCK_DGRAM, 0);
644 memset(&ifr, 0, sizeof(ifr));
645 ifr.ifr_ifindex = index;
647 if (ioctl(sk, SIOCGIFNAME, &ifr) < 0) {
652 DBG("ifname %s", ifr.ifr_name);
654 memset(&rt, 0, sizeof(rt));
655 rt.rt_flags = RTF_UP;
657 rt.rt_flags |= RTF_GATEWAY;
659 rt.rt_flags |= RTF_HOST;
661 memset(&addr, 0, sizeof(addr));
662 addr.sin_family = AF_INET;
663 addr.sin_addr.s_addr = inet_addr(host);
664 memcpy(&rt.rt_dst, &addr, sizeof(rt.rt_dst));
666 memset(&addr, 0, sizeof(addr));
667 addr.sin_family = AF_INET;
669 addr.sin_addr.s_addr = inet_addr(gateway);
671 addr.sin_addr.s_addr = INADDR_ANY;
672 memcpy(&rt.rt_gateway, &addr, sizeof(rt.rt_gateway));
674 memset(&addr, 0, sizeof(addr));
675 addr.sin_family = AF_INET;
676 addr.sin_addr.s_addr = INADDR_ANY;
678 addr.sin_addr.s_addr = inet_addr(netmask);
680 addr.sin_addr.s_addr = INADDR_ANY;
681 memcpy(&rt.rt_genmask, &addr, sizeof(rt.rt_genmask));
683 rt.rt_dev = ifr.ifr_name;
685 err = ioctl(sk, SIOCADDRT, &rt);
687 connman_error("Adding host route failed (%s)",
695 int connman_inet_del_network_route(int index, const char *host)
699 struct sockaddr_in addr;
702 sk = socket(PF_INET, SOCK_DGRAM, 0);
706 memset(&ifr, 0, sizeof(ifr));
707 ifr.ifr_ifindex = index;
709 if (ioctl(sk, SIOCGIFNAME, &ifr) < 0) {
714 DBG("ifname %s", ifr.ifr_name);
716 memset(&rt, 0, sizeof(rt));
717 rt.rt_flags = RTF_UP | RTF_HOST;
719 memset(&addr, 0, sizeof(addr));
720 addr.sin_family = AF_INET;
721 addr.sin_addr.s_addr = inet_addr(host);
722 memcpy(&rt.rt_dst, &addr, sizeof(rt.rt_dst));
724 rt.rt_dev = ifr.ifr_name;
726 err = ioctl(sk, SIOCDELRT, &rt);
728 connman_error("Deleting host route failed (%s)",
736 int connman_inet_del_ipv6_network_route(int index, const char *host,
737 unsigned char prefix_len)
742 DBG("index %d host %s", index, host);
747 memset(&rt, 0, sizeof(rt));
749 rt.rtmsg_dst_len = prefix_len;
751 err = inet_pton(AF_INET6, host, &rt.rtmsg_dst);
755 rt.rtmsg_flags = RTF_UP | RTF_HOST;
758 rt.rtmsg_ifindex = index;
760 sk = socket(AF_INET6, SOCK_DGRAM, 0);
766 err = ioctl(sk, SIOCDELRT, &rt);
770 connman_error("Del IPv6 host route error");
775 int connman_inet_del_ipv6_host_route(int index, const char *host)
777 return connman_inet_del_ipv6_network_route(index, host, 128);
780 int connman_inet_add_ipv6_network_route(int index, const char *host,
782 unsigned char prefix_len)
787 DBG("index %d host %s gateway %s", index, host, gateway);
792 memset(&rt, 0, sizeof(rt));
794 rt.rtmsg_dst_len = prefix_len;
796 err = inet_pton(AF_INET6, host, &rt.rtmsg_dst);
800 rt.rtmsg_flags = RTF_UP | RTF_HOST;
802 if (gateway != NULL) {
803 rt.rtmsg_flags |= RTF_GATEWAY;
804 inet_pton(AF_INET6, gateway, &rt.rtmsg_gateway);
808 rt.rtmsg_ifindex = index;
810 sk = socket(AF_INET6, SOCK_DGRAM, 0);
816 err = ioctl(sk, SIOCADDRT, &rt);
820 connman_error("Set IPv6 host route error");
825 int connman_inet_add_ipv6_host_route(int index, const char *host,
828 return connman_inet_add_ipv6_network_route(index, host, gateway, 128);
831 int connman_inet_set_ipv6_gateway_address(int index, const char *gateway)
836 DBG("index %d, gateway %s", index, gateway);
841 memset(&rt, 0, sizeof(rt));
843 err = inet_pton(AF_INET6, gateway, &rt.rtmsg_gateway);
847 rt.rtmsg_flags = RTF_UP | RTF_GATEWAY;
849 rt.rtmsg_dst_len = 0;
850 rt.rtmsg_ifindex = index;
852 sk = socket(AF_INET6, SOCK_DGRAM, 0);
858 err = ioctl(sk, SIOCADDRT, &rt);
862 connman_error("Set default IPv6 gateway error");
867 int connman_inet_clear_ipv6_gateway_address(int index, const char *gateway)
872 DBG("index %d, gateway %s", index, gateway);
877 memset(&rt, 0, sizeof(rt));
879 err = inet_pton(AF_INET6, gateway, &rt.rtmsg_gateway);
883 rt.rtmsg_flags = RTF_UP | RTF_GATEWAY;
885 rt.rtmsg_dst_len = 0;
886 rt.rtmsg_ifindex = index;
888 sk = socket(AF_INET6, SOCK_DGRAM, 0);
894 err = ioctl(sk, SIOCDELRT, &rt);
898 connman_error("Clear default IPv6 gateway error");
903 int connman_inet_set_gateway_address(int index, const char *gateway)
907 struct sockaddr_in addr;
910 sk = socket(PF_INET, SOCK_DGRAM, 0);
914 memset(&ifr, 0, sizeof(ifr));
915 ifr.ifr_ifindex = index;
917 if (ioctl(sk, SIOCGIFNAME, &ifr) < 0) {
922 DBG("ifname %s", ifr.ifr_name);
924 memset(&rt, 0, sizeof(rt));
925 rt.rt_flags = RTF_UP | RTF_GATEWAY;
927 memset(&addr, 0, sizeof(addr));
928 addr.sin_family = AF_INET;
929 addr.sin_addr.s_addr = INADDR_ANY;
930 memcpy(&rt.rt_dst, &addr, sizeof(rt.rt_dst));
932 memset(&addr, 0, sizeof(addr));
933 addr.sin_family = AF_INET;
934 addr.sin_addr.s_addr = inet_addr(gateway);
935 memcpy(&rt.rt_gateway, &addr, sizeof(rt.rt_gateway));
937 memset(&addr, 0, sizeof(addr));
938 addr.sin_family = AF_INET;
939 addr.sin_addr.s_addr = INADDR_ANY;
940 memcpy(&rt.rt_genmask, &addr, sizeof(rt.rt_genmask));
942 err = ioctl(sk, SIOCADDRT, &rt);
944 connman_error("Setting default gateway route failed (%s)",
952 int connman_inet_set_gateway_interface(int index)
956 struct sockaddr_in addr;
961 sk = socket(PF_INET, SOCK_DGRAM, 0);
965 memset(&ifr, 0, sizeof(ifr));
966 ifr.ifr_ifindex = index;
968 if (ioctl(sk, SIOCGIFNAME, &ifr) < 0) {
973 DBG("ifname %s", ifr.ifr_name);
975 memset(&rt, 0, sizeof(rt));
976 rt.rt_flags = RTF_UP;
978 memset(&addr, 0, sizeof(addr));
979 addr.sin_family = AF_INET;
980 addr.sin_addr.s_addr = INADDR_ANY;
982 memcpy(&rt.rt_genmask, &addr, sizeof(rt.rt_genmask));
983 memcpy(&rt.rt_dst, &addr, sizeof(rt.rt_dst));
984 memcpy(&rt.rt_gateway, &addr, sizeof(rt.rt_gateway));
986 rt.rt_dev = ifr.ifr_name;
988 err = ioctl(sk, SIOCADDRT, &rt);
990 connman_error("Setting default interface route failed (%s)",
997 int connman_inet_clear_gateway_address(int index, const char *gateway)
1001 struct sockaddr_in addr;
1006 sk = socket(PF_INET, SOCK_DGRAM, 0);
1010 memset(&ifr, 0, sizeof(ifr));
1011 ifr.ifr_ifindex = index;
1013 if (ioctl(sk, SIOCGIFNAME, &ifr) < 0) {
1018 DBG("ifname %s", ifr.ifr_name);
1020 memset(&rt, 0, sizeof(rt));
1021 rt.rt_flags = RTF_UP | RTF_GATEWAY;
1023 memset(&addr, 0, sizeof(addr));
1024 addr.sin_family = AF_INET;
1025 addr.sin_addr.s_addr = INADDR_ANY;
1026 memcpy(&rt.rt_dst, &addr, sizeof(rt.rt_dst));
1028 memset(&addr, 0, sizeof(addr));
1029 addr.sin_family = AF_INET;
1030 addr.sin_addr.s_addr = inet_addr(gateway);
1031 memcpy(&rt.rt_gateway, &addr, sizeof(rt.rt_gateway));
1033 memset(&addr, 0, sizeof(addr));
1034 addr.sin_family = AF_INET;
1035 addr.sin_addr.s_addr = INADDR_ANY;
1036 memcpy(&rt.rt_genmask, &addr, sizeof(rt.rt_genmask));
1038 err = ioctl(sk, SIOCDELRT, &rt);
1040 connman_error("Removing default gateway route failed (%s)",
1048 int connman_inet_clear_gateway_interface(int index)
1052 struct sockaddr_in addr;
1057 sk = socket(PF_INET, SOCK_DGRAM, 0);
1061 memset(&ifr, 0, sizeof(ifr));
1062 ifr.ifr_ifindex = index;
1064 if (ioctl(sk, SIOCGIFNAME, &ifr) < 0) {
1069 DBG("ifname %s", ifr.ifr_name);
1071 memset(&rt, 0, sizeof(rt));
1072 rt.rt_flags = RTF_UP;
1074 memset(&addr, 0, sizeof(addr));
1075 addr.sin_family = AF_INET;
1076 addr.sin_addr.s_addr = INADDR_ANY;
1078 memcpy(&rt.rt_genmask, &addr, sizeof(rt.rt_genmask));
1079 memcpy(&rt.rt_dst, &addr, sizeof(rt.rt_dst));
1080 memcpy(&rt.rt_gateway, &addr, sizeof(rt.rt_gateway));
1082 rt.rt_dev = ifr.ifr_name;
1084 err = ioctl(sk, SIOCDELRT, &rt);
1086 connman_error("Removing default interface route failed (%s)",
1093 connman_bool_t connman_inet_compare_subnet(int index, const char *host)
1096 struct in_addr _host_addr;
1097 in_addr_t host_addr, netmask_addr, if_addr;
1098 struct sockaddr_in *netmask, *addr;
1101 DBG("host %s", host);
1106 if (inet_aton(host, &_host_addr) == 0)
1108 host_addr = _host_addr.s_addr;
1110 sk = socket(PF_INET, SOCK_DGRAM, 0);
1114 memset(&ifr, 0, sizeof(ifr));
1115 ifr.ifr_ifindex = index;
1117 if (ioctl(sk, SIOCGIFNAME, &ifr) < 0) {
1122 if (ioctl(sk, SIOCGIFNETMASK, &ifr) < 0) {
1127 netmask = (struct sockaddr_in *)&ifr.ifr_netmask;
1128 netmask_addr = netmask->sin_addr.s_addr;
1130 if (ioctl(sk, SIOCGIFADDR, &ifr) < 0) {
1134 addr = (struct sockaddr_in *)&ifr.ifr_addr;
1135 if_addr = addr->sin_addr.s_addr;
1137 return ((if_addr & netmask_addr) == (host_addr & netmask_addr));
1140 int connman_inet_remove_from_bridge(int index, const char *bridge)
1148 sk = socket(AF_INET, SOCK_STREAM, 0);
1152 memset(&ifr, 0, sizeof(ifr));
1153 strncpy(ifr.ifr_name, bridge, IFNAMSIZ - 1);
1154 ifr.ifr_ifindex = index;
1156 err = ioctl(sk, SIOCBRDELIF, &ifr);
1161 connman_error("Remove interface from bridge error %s",
1169 int connman_inet_add_to_bridge(int index, const char *bridge)
1177 sk = socket(AF_INET, SOCK_STREAM, 0);
1181 memset(&ifr, 0, sizeof(ifr));
1182 strncpy(ifr.ifr_name, bridge, IFNAMSIZ - 1);
1183 ifr.ifr_ifindex = index;
1185 err = ioctl(sk, SIOCBRADDIF, &ifr);
1190 connman_error("Add interface to bridge error %s",