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
28 #include <sys/ioctl.h>
29 #include <sys/socket.h>
31 #include <linux/netlink.h>
32 #include <linux/rtnetlink.h>
34 #include <connman/plugin.h>
35 #include <connman/driver.h>
36 #include <connman/rtnl.h>
37 #include <connman/log.h>
39 struct ethernet_data {
44 static GSList *ethernet_list = NULL;
46 static void ethernet_newlink(unsigned short type, int index,
47 unsigned flags, unsigned change)
51 DBG("index %d flags %ld change %ld", index, flags, change);
53 for (list = ethernet_list; list; list = list->next) {
54 struct connman_element *element = list->data;
55 struct connman_element *netdev;
56 struct ethernet_data *ethernet;
58 ethernet = connman_element_get_data(element);
62 if (ethernet->index != index)
65 if ((ethernet->flags & IFF_LOWER_UP) == (flags & IFF_LOWER_UP))
68 ethernet->flags = flags;
70 if (ethernet->flags & IFF_LOWER_UP) {
73 netdev = connman_element_create(NULL);
75 netdev->type = CONNMAN_ELEMENT_TYPE_DEVICE;
76 netdev->subtype = CONNMAN_ELEMENT_SUBTYPE_NETWORK;
77 netdev->index = element->index;
79 if (connman_element_register(netdev, element) < 0)
80 connman_element_unref(netdev);
85 connman_element_unregister_children(element);
90 static struct connman_rtnl ethernet_rtnl = {
92 .newlink = ethernet_newlink,
95 static int iface_up(struct ethernet_data *ethernet)
100 DBG("index %d flags %d", ethernet->index, ethernet->flags);
102 sk = socket(PF_INET, SOCK_DGRAM, 0);
106 memset(&ifr, 0, sizeof(ifr));
107 ifr.ifr_ifindex = ethernet->index;
109 if (ioctl(sk, SIOCGIFNAME, &ifr) < 0) {
114 if (ioctl(sk, SIOCGIFFLAGS, &ifr) < 0) {
119 if (ifr.ifr_flags & IFF_UP) {
124 ifr.ifr_flags |= IFF_UP;
126 if (ioctl(sk, SIOCSIFFLAGS, &ifr) < 0) {
139 static int iface_down(struct ethernet_data *ethernet)
144 DBG("index %d flags %d", ethernet->index, ethernet->flags);
146 sk = socket(PF_INET, SOCK_DGRAM, 0);
150 memset(&ifr, 0, sizeof(ifr));
151 ifr.ifr_ifindex = ethernet->index;
153 if (ioctl(sk, SIOCGIFNAME, &ifr) < 0) {
158 if (ioctl(sk, SIOCGIFFLAGS, &ifr) < 0) {
163 if (!(ifr.ifr_flags & IFF_UP)) {
168 ifr.ifr_flags &= ~IFF_UP;
170 if (ioctl(sk, SIOCSIFFLAGS, &ifr) < 0)
181 static int ethernet_probe(struct connman_element *element)
183 struct ethernet_data *ethernet;
185 DBG("element %p name %s", element, element->name);
187 ethernet = g_try_new0(struct ethernet_data, 1);
188 if (ethernet == NULL)
191 ethernet_list = g_slist_append(ethernet_list, element);
193 connman_element_set_data(element, ethernet);
195 ethernet->index = element->index;
197 connman_rtnl_send_getlink();
202 static void ethernet_remove(struct connman_element *element)
204 struct ethernet_data *ethernet = connman_element_get_data(element);
206 DBG("element %p name %s", element, element->name);
208 connman_element_set_data(element, NULL);
210 ethernet_list = g_slist_remove(ethernet_list, element);
215 static int ethernet_enable(struct connman_element *element)
217 struct ethernet_data *ethernet = connman_element_get_data(element);
219 DBG("element %p name %s", element, element->name);
226 static int ethernet_disable(struct connman_element *element)
228 struct ethernet_data *ethernet = connman_element_get_data(element);
230 DBG("element %p name %s", element, element->name);
232 iface_down(ethernet);
237 static struct connman_driver ethernet_driver = {
239 .type = CONNMAN_ELEMENT_TYPE_DEVICE,
240 .subtype = CONNMAN_ELEMENT_SUBTYPE_ETHERNET,
241 .probe = ethernet_probe,
242 .remove = ethernet_remove,
243 .enable = ethernet_enable,
244 .disable = ethernet_disable,
247 static int ethernet_init(void)
251 err = connman_rtnl_register(ðernet_rtnl);
255 err = connman_driver_register(ðernet_driver);
257 connman_rtnl_unregister(ðernet_rtnl);
264 static void ethernet_exit(void)
266 connman_driver_unregister(ðernet_driver);
268 connman_rtnl_unregister(ðernet_rtnl);
271 CONNMAN_PLUGIN_DEFINE(ethernet, "Ethernet interface plugin", VERSION,
272 ethernet_init, ethernet_exit)