5 * Copyright (C) 2007-2008 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
30 #include <sys/ioctl.h>
31 #include <sys/socket.h>
32 #include <linux/if_arp.h>
33 #include <linux/wireless.h>
35 #include <connman/plugin.h>
36 #include <connman/element.h>
37 #include <connman/rtnl.h>
38 #include <connman/log.h>
42 static GStaticMutex device_mutex = G_STATIC_MUTEX_INIT;
43 static GSList *device_list = NULL;
45 static void rtnllink_newlink(unsigned short type, int index,
46 unsigned flags, unsigned change)
48 enum connman_element_subtype subtype = CONNMAN_ELEMENT_SUBTYPE_UNKNOWN;
49 struct connman_element *device;
51 gboolean exists = FALSE;
54 DBG("index %d", index);
56 g_static_mutex_lock(&device_mutex);
58 for (list = device_list; list; list = list->next) {
59 struct connman_element *device = list->data;
61 if (device->index == index) {
67 g_static_mutex_unlock(&device_mutex);
72 name = inet_index2name(index);
74 if (type == ARPHRD_ETHER) {
75 char bridge_path[PATH_MAX], wimax_path[PATH_MAX];
80 snprintf(bridge_path, PATH_MAX,
81 "/sys/class/net/%s/bridge", name);
82 snprintf(wimax_path, PATH_MAX,
83 "/sys/class/net/%s/wimax", name);
85 memset(&iwr, 0, sizeof(iwr));
86 strncpy(iwr.ifr_ifrn.ifrn_name, name, IFNAMSIZ);
88 sk = socket(PF_INET, SOCK_DGRAM, 0);
90 if (g_str_has_prefix(name, "bnep") == TRUE)
91 subtype = CONNMAN_ELEMENT_SUBTYPE_UNKNOWN;
92 else if (stat(bridge_path, &st) == 0 && (st.st_mode & S_IFDIR))
93 subtype = CONNMAN_ELEMENT_SUBTYPE_UNKNOWN;
94 else if (stat(wimax_path, &st) == 0 && (st.st_mode & S_IFDIR))
95 subtype = CONNMAN_ELEMENT_SUBTYPE_WIMAX;
96 else if (ioctl(sk, SIOCGIWNAME, &iwr) == 0)
97 subtype = CONNMAN_ELEMENT_SUBTYPE_UNKNOWN;
99 subtype = CONNMAN_ELEMENT_SUBTYPE_ETHERNET;
104 if (subtype == CONNMAN_ELEMENT_SUBTYPE_UNKNOWN) {
109 device = connman_element_create(NULL);
110 device->type = CONNMAN_ELEMENT_TYPE_DEVICE;
111 device->subtype = subtype;
113 device->index = index;
116 g_static_mutex_lock(&device_mutex);
118 connman_element_register(device, NULL);
119 device_list = g_slist_append(device_list, device);
121 g_static_mutex_unlock(&device_mutex);
124 static void rtnllink_dellink(unsigned short type, int index,
125 unsigned flags, unsigned change)
129 DBG("index %d", index);
131 g_static_mutex_lock(&device_mutex);
133 for (list = device_list; list; list = list->next) {
134 struct connman_element *device = list->data;
136 if (device->index == index) {
137 device_list = g_slist_remove(device_list, device);
138 connman_element_unregister(device);
139 connman_element_unref(device);
144 g_static_mutex_unlock(&device_mutex);
147 static struct connman_rtnl rtnllink_rtnl = {
149 .newlink = rtnllink_newlink,
150 .dellink = rtnllink_dellink,
153 static int rtnllink_init(void)
157 err = connman_rtnl_register(&rtnllink_rtnl);
161 connman_rtnl_send_getlink();
166 static void rtnllink_exit(void)
170 connman_rtnl_unregister(&rtnllink_rtnl);
172 g_static_mutex_lock(&device_mutex);
174 for (list = device_list; list; list = list->next) {
175 struct connman_element *device = list->data;
177 connman_element_unregister(device);
178 connman_element_unref(device);
181 g_slist_free(device_list);
184 g_static_mutex_unlock(&device_mutex);
187 CONNMAN_PLUGIN_DEFINE("rtnllink", "RTNL link detection plugin", VERSION,
188 rtnllink_init, rtnllink_exit)