*
* Connection Manager
*
- * Copyright (C) 2007-2008 Intel Corporation. All rights reserved.
+ * Copyright (C) 2007-2012 Intel Corporation. All rights reserved.
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 2 as
#include <config.h>
#endif
-#include <unistd.h>
-#include <string.h>
-#include <sys/ioctl.h>
-#include <sys/socket.h>
-#include <linux/if.h>
-#include <linux/netlink.h>
-#include <linux/rtnetlink.h>
+#include <errno.h>
+#include <net/if.h>
+#ifndef IFF_LOWER_UP
+#define IFF_LOWER_UP 0x10000
+#endif
+
+#include <glib.h>
+
+#define CONNMAN_API_SUBJECT_TO_CHANGE
+#include <connman/technology.h>
#include <connman/plugin.h>
-#include <connman/driver.h>
+#include <connman/device.h>
+#include <connman/inet.h>
+#include <connman/rtnl.h>
#include <connman/log.h>
-static GStaticMutex ethernet_mutex = G_STATIC_MUTEX_INIT;
-static GSList *ethernet_list = NULL;
-
-static GStaticMutex element_mutex = G_STATIC_MUTEX_INIT;
-static GSList *element_list = NULL;
+struct ethernet_data {
+ int index;
+ unsigned flags;
+ unsigned int watch;
+ struct connman_network *network;
+};
-static void create_element(struct connman_element *parent,
- enum connman_element_type type)
+static int cable_probe(struct connman_network *network)
{
- struct connman_element *element;
+ DBG("network %p", network);
- DBG("parent %p name %s", parent, parent->name);
+ return 0;
+}
- element = connman_element_create();
+static void cable_remove(struct connman_network *network)
+{
+ DBG("network %p", network);
+}
- element->type = type;
- element->netdev.index = parent->netdev.index;
- element->netdev.name = g_strdup(parent->netdev.name);
+static int cable_connect(struct connman_network *network)
+{
+ DBG("network %p", network);
- g_static_mutex_lock(&element_mutex);
- element_list = g_slist_append(element_list, element);
- g_static_mutex_unlock(&element_mutex);
+ connman_network_set_connected(network, TRUE);
- connman_element_register(element, parent);
+ return 0;
}
-static void remove_elements(struct connman_element *parent)
+static int cable_disconnect(struct connman_network *network)
{
- GSList *list = element_list;
+ DBG("network %p", network);
- DBG("parent %p name %s", parent, parent->name);
+ connman_network_set_connected(network, FALSE);
- g_static_mutex_lock(&element_mutex);
+ return 0;
+}
- while (list) {
- GSList *next = list->next;
- struct connman_element *element = list->data;
+static struct connman_network_driver cable_driver = {
+ .name = "cable",
+ .type = CONNMAN_NETWORK_TYPE_ETHERNET,
+ .probe = cable_probe,
+ .remove = cable_remove,
+ .connect = cable_connect,
+ .disconnect = cable_disconnect,
+};
- if (element->netdev.index != parent->netdev.index) {
- list = next;
- continue;
- }
+static void add_network(struct connman_device *device,
+ struct ethernet_data *ethernet)
+{
+ struct connman_network *network;
+ int index;
- element_list = g_slist_delete_link(element_list, list);
+ network = connman_network_create("carrier",
+ CONNMAN_NETWORK_TYPE_ETHERNET);
+ if (network == NULL)
+ return;
- connman_element_unregister(element);
+ index = connman_device_get_index(device);
+ connman_network_set_index(network, index);
- connman_element_unref(element);
+ connman_network_set_name(network, "Wired");
- list = next;
+ if (connman_device_add_network(device, network) < 0) {
+ connman_network_unref(network);
+ return;
}
- g_static_mutex_unlock(&element_mutex);
-}
-
-static void rtnl_link(struct nlmsghdr *hdr, const char *type)
-{
- GSList *list;
- struct ifinfomsg *msg;
- int bytes;
+ connman_network_set_available(network, TRUE);
- msg = (struct ifinfomsg *) NLMSG_DATA(hdr);
- bytes = IFLA_PAYLOAD(hdr);
+ connman_network_set_group(network, "cable");
- DBG("%s ifi_index %d ifi_flags 0x%04x",
- type, msg->ifi_index, msg->ifi_flags);
+ ethernet->network = network;
+}
- g_static_mutex_lock(ðernet_mutex);
+static void remove_network(struct connman_device *device,
+ struct ethernet_data *ethernet)
+{
+ if (ethernet->network == NULL)
+ return;
- for (list = ethernet_list; list; list = list->next) {
- struct connman_element *element = list->data;
+ connman_device_remove_network(device, ethernet->network);
+ connman_network_unref(ethernet->network);
- if (element->type != CONNMAN_ELEMENT_TYPE_DEVICE)
- continue;
+ ethernet->network = NULL;
+}
- if (element->netdev.index != msg->ifi_index)
- continue;
+static void ethernet_newlink(unsigned flags, unsigned change, void *user_data)
+{
+ struct connman_device *device = user_data;
+ struct ethernet_data *ethernet = connman_device_get_data(device);
- if ((element->netdev.flags & IFF_RUNNING) ==
- (msg->ifi_flags & IFF_RUNNING))
- continue;
+ DBG("index %d flags %d change %d", ethernet->index, flags, change);
- element->netdev.flags = msg->ifi_flags;
+ if ((ethernet->flags & IFF_UP) != (flags & IFF_UP)) {
+ if (flags & IFF_UP) {
+ DBG("power on");
+ connman_device_set_powered(device, TRUE);
+ } else {
+ DBG("power off");
+ connman_device_set_powered(device, FALSE);
+ }
+ }
- if (msg->ifi_flags & IFF_RUNNING) {
+ if ((ethernet->flags & IFF_LOWER_UP) != (flags & IFF_LOWER_UP)) {
+ if (flags & IFF_LOWER_UP) {
DBG("carrier on");
-
- create_element(element, CONNMAN_ELEMENT_TYPE_DHCP);
- create_element(element, CONNMAN_ELEMENT_TYPE_ZEROCONF);
+ add_network(device, ethernet);
} else {
DBG("carrier off");
-
- remove_elements(element);
+ remove_network(device, ethernet);
}
}
- g_static_mutex_unlock(ðernet_mutex);
+ ethernet->flags = flags;
}
-static gboolean rtnl_event(GIOChannel *chan, GIOCondition cond, gpointer data)
+static int ethernet_probe(struct connman_device *device)
{
- unsigned char buf[1024];
- void *ptr = buf;
- gsize len;
- GIOError err;
+ struct ethernet_data *ethernet;
- if (cond & (G_IO_NVAL | G_IO_HUP | G_IO_ERR))
- return FALSE;
+ DBG("device %p", device);
- memset(buf, 0, sizeof(buf));
+ ethernet = g_try_new0(struct ethernet_data, 1);
+ if (ethernet == NULL)
+ return -ENOMEM;
- err = g_io_channel_read(chan, (gchar *) buf, sizeof(buf), &len);
- if (err) {
- if (err == G_IO_ERROR_AGAIN)
- return TRUE;
- return FALSE;
- }
+ connman_device_set_data(device, ethernet);
- DBG("buf %p len %zd", buf, len);
+ ethernet->index = connman_device_get_index(device);
+ ethernet->flags = 0;
- while (len > 0) {
- struct nlmsghdr *hdr = ptr;
- struct nlmsgerr *err;
+ ethernet->watch = connman_rtnl_add_newlink_watch(ethernet->index,
+ ethernet_newlink, device);
- if (!NLMSG_OK(hdr, len))
- break;
+ return 0;
+}
- DBG("len %d type %d flags 0x%04x seq %d",
- hdr->nlmsg_len, hdr->nlmsg_type,
- hdr->nlmsg_flags, hdr->nlmsg_seq);
+static void ethernet_remove(struct connman_device *device)
+{
+ struct ethernet_data *ethernet = connman_device_get_data(device);
- switch (hdr->nlmsg_type) {
- case NLMSG_ERROR:
- err = NLMSG_DATA(hdr);
- DBG("ERROR %d (%s)", -err->error,
- strerror(-err->error));
- break;
+ DBG("device %p", device);
- case RTM_NEWLINK:
- rtnl_link(hdr, "NEWLINK");
- break;
+ connman_device_set_data(device, NULL);
- case RTM_DELLINK:
- rtnl_link(hdr, "DELLINK");
- break;
- }
+ connman_rtnl_remove_watch(ethernet->watch);
- len -= hdr->nlmsg_len;
- ptr += hdr->nlmsg_len;
- }
+ remove_network(device, ethernet);
- return TRUE;
+ g_free(ethernet);
}
-static GIOChannel *channel = NULL;
-
-static int rtnl_request(void)
+static int ethernet_enable(struct connman_device *device)
{
- struct {
- struct nlmsghdr hdr;
- struct rtgenmsg msg;
- } req;
+ struct ethernet_data *ethernet = connman_device_get_data(device);
- struct sockaddr_nl addr;
- int sk;
+ DBG("device %p", device);
- DBG("");
-
- memset(&req, 0, sizeof(req));
- req.hdr.nlmsg_len = sizeof(req.hdr) + sizeof(req.msg);
- req.hdr.nlmsg_type = RTM_GETLINK;
- req.hdr.nlmsg_flags = NLM_F_REQUEST | NLM_F_DUMP;
- req.hdr.nlmsg_pid = 0;
- req.hdr.nlmsg_seq = 42;
- req.msg.rtgen_family = AF_INET;
-
- sk = g_io_channel_unix_get_fd(channel);
-
- memset(&addr, 0, sizeof(addr));
- addr.nl_family = AF_NETLINK;
-
- return sendto(sk, &req, sizeof(req), 0,
- (struct sockaddr *) &addr, sizeof(addr));
+ return connman_inet_ifup(ethernet->index);
}
-static int iface_up(struct connman_element *element)
+static int ethernet_disable(struct connman_device *device)
{
- struct ifreq ifr;
- int sk, err;
-
- DBG("element %p", element);
-
- sk = socket(PF_INET, SOCK_DGRAM, 0);
- if (sk < 0)
- return -errno;
+ struct ethernet_data *ethernet = connman_device_get_data(device);
- memset(&ifr, 0, sizeof(ifr));
- ifr.ifr_ifindex = element->netdev.index;
+ DBG("device %p", device);
- if (ioctl(sk, SIOCGIFNAME, &ifr) < 0) {
- err = -errno;
- goto done;
- }
+ return connman_inet_ifdown(ethernet->index);
+}
- if (ioctl(sk, SIOCGIFFLAGS, &ifr) < 0) {
- err = -errno;
- goto done;
- }
+static struct connman_device_driver ethernet_driver = {
+ .name = "ethernet",
+ .type = CONNMAN_DEVICE_TYPE_ETHERNET,
+ .probe = ethernet_probe,
+ .remove = ethernet_remove,
+ .enable = ethernet_enable,
+ .disable = ethernet_disable,
+};
- if (ifr.ifr_flags & IFF_UP) {
- err = -EALREADY;
- goto done;
- }
+static GList *cdc_interface_list = NULL;
- ifr.ifr_flags |= IFF_UP;
+static void tech_add_interface(struct connman_technology *technology,
+ int index, const char *name, const char *ident)
+{
+ DBG("index %d name %s ident %s", index, name, ident);
- if (ioctl(sk, SIOCSIFFLAGS, &ifr) < 0) {
- err = -errno;
- goto done;
- }
+ if (g_list_find(cdc_interface_list,
+ GINT_TO_POINTER((int) index)) != NULL)
+ return;
- err = 0;
+ cdc_interface_list = g_list_prepend(cdc_interface_list,
+ (GINT_TO_POINTER((int) index)));
+}
-done:
- close(sk);
+static void tech_remove_interface(struct connman_technology *technology,
+ int index)
+{
+ DBG("index %d", index);
- return err;
+ cdc_interface_list = g_list_remove(cdc_interface_list,
+ GINT_TO_POINTER((int) index));
}
-static int iface_down(struct connman_element *element)
+static void enable_tethering(struct connman_technology *technology,
+ const char *bridge)
{
- struct ifreq ifr;
- int sk, err;
-
- DBG("element %p", element);
+ GList *list;
- sk = socket(PF_INET, SOCK_DGRAM, 0);
- if (sk < 0)
- return -errno;
+ for (list = cdc_interface_list; list; list = list->next) {
+ int index = GPOINTER_TO_INT(list->data);
- memset(&ifr, 0, sizeof(ifr));
- ifr.ifr_ifindex = element->netdev.index;
+ connman_technology_tethering_notify(technology, TRUE);
- if (ioctl(sk, SIOCGIFNAME, &ifr) < 0) {
- err = -errno;
- goto done;
- }
+ connman_inet_ifup(index);
- if (ioctl(sk, SIOCGIFFLAGS, &ifr) < 0) {
- err = -errno;
- goto done;
+ connman_inet_add_to_bridge(index, bridge);
}
+}
- if (!(ifr.ifr_flags & IFF_UP)) {
- err = -EALREADY;
- goto done;
- }
+static void disable_tethering(struct connman_technology *technology,
+ const char *bridge)
+{
+ GList *list;
- ifr.ifr_flags &= ~IFF_UP;
+ for (list = cdc_interface_list; list; list = list->next) {
+ int index = GPOINTER_TO_INT(list->data);
- if (ioctl(sk, SIOCSIFFLAGS, &ifr) < 0)
- err = -errno;
- else
- err = 0;
+ connman_inet_remove_from_bridge(index, bridge);
-done:
- close(sk);
+ connman_inet_ifdown(index);
- return err;
+ connman_technology_tethering_notify(technology, FALSE);
+ }
}
-static int ethernet_probe(struct connman_element *element)
+static int tech_set_tethering(struct connman_technology *technology,
+ const char *identifier, const char *passphrase,
+ const char *bridge, connman_bool_t enabled)
{
- DBG("element %p name %s", element, element->name);
-
- g_static_mutex_lock(ðernet_mutex);
- ethernet_list = g_slist_append(ethernet_list, element);
- g_static_mutex_unlock(ðernet_mutex);
+ DBG("bridge %s enabled %d", bridge, enabled);
- iface_up(element);
-
- rtnl_request();
+ if (enabled)
+ enable_tethering(technology, bridge);
+ else
+ disable_tethering(technology, bridge);
return 0;
}
-static void ethernet_remove(struct connman_element *element)
+static int tech_probe(struct connman_technology *technology)
{
- DBG("element %p name %s", element, element->name);
-
- iface_down(element);
+ return 0;
+}
- remove_elements(element);
+static void tech_remove(struct connman_technology *technology)
+{
+ g_list_free(cdc_interface_list);
- g_static_mutex_lock(ðernet_mutex);
- ethernet_list = g_slist_remove(ethernet_list, element);
- g_static_mutex_unlock(ðernet_mutex);
+ cdc_interface_list = NULL;
}
-static struct connman_driver ethernet_driver = {
- .name = "ethernet",
- .type = CONNMAN_ELEMENT_TYPE_DEVICE,
- .subtype = CONNMAN_ELEMENT_SUBTYPE_ETHERNET,
- .probe = ethernet_probe,
- .remove = ethernet_remove,
+static struct connman_technology_driver tech_driver = {
+ .name = "cdc_ethernet",
+ .type = CONNMAN_SERVICE_TYPE_GADGET,
+ .probe = tech_probe,
+ .remove = tech_remove,
+ .add_interface = tech_add_interface,
+ .remove_interface = tech_remove_interface,
+ .set_tethering = tech_set_tethering,
};
-static int rtnl_init(void)
+static int eth_probe(struct connman_technology *technology)
{
- struct sockaddr_nl addr;
- int sk, err;
-
- DBG("");
-
- sk = socket(PF_NETLINK, SOCK_DGRAM, NETLINK_ROUTE);
- if (sk < 0)
- return -errno;
-
- memset(&addr, 0, sizeof(addr));
- addr.nl_family = AF_NETLINK;
- addr.nl_groups = RTMGRP_LINK;
-
- if (bind(sk, (struct sockaddr *) &addr, sizeof(addr)) < 0) {
- err = -errno;
- close(sk);
- return err;
- }
-
- channel = g_io_channel_unix_new(sk);
- g_io_channel_set_close_on_unref(channel, TRUE);
-
- g_io_add_watch(channel, G_IO_IN | G_IO_NVAL | G_IO_HUP | G_IO_ERR,
- rtnl_event, NULL);
-
return 0;
}
-static void rtnl_cleanup(void)
+static void eth_remove(struct connman_technology *technology)
{
DBG("");
-
- g_io_channel_shutdown(channel, TRUE, NULL);
- g_io_channel_unref(channel);
-
- channel = NULL;
}
+static struct connman_technology_driver eth_driver = {
+ .name = "ethernet",
+ .type = CONNMAN_SERVICE_TYPE_ETHERNET,
+ .probe = eth_probe,
+ .remove = eth_remove,
+};
+
static int ethernet_init(void)
{
int err;
- err = rtnl_init();
+ err = connman_technology_driver_register(ð_driver);
+ if (err < 0)
+ return err;
+
+ err = connman_network_driver_register(&cable_driver);
if (err < 0)
return err;
- err = connman_driver_register(ðernet_driver);
+ err = connman_device_driver_register(ðernet_driver);
if (err < 0) {
- rtnl_cleanup();
+ connman_network_driver_unregister(&cable_driver);
+ return err;
+ }
+
+ err = connman_technology_driver_register(&tech_driver);
+ if (err < 0) {
+ connman_device_driver_unregister(ðernet_driver);
+ connman_network_driver_unregister(&cable_driver);
return err;
}
static void ethernet_exit(void)
{
- connman_driver_unregister(ðernet_driver);
+ connman_technology_driver_unregister(ð_driver);
+
+ connman_technology_driver_unregister(&tech_driver);
+
+ connman_network_driver_unregister(&cable_driver);
- rtnl_cleanup();
+ connman_device_driver_unregister(ðernet_driver);
}
-CONNMAN_PLUGIN_DEFINE("ethernet", "Ethernet interface plugin", VERSION,
- ethernet_init, ethernet_exit)
+CONNMAN_PLUGIN_DEFINE(ethernet, "Ethernet interface plugin", VERSION,
+ CONNMAN_PLUGIN_PRIORITY_DEFAULT, ethernet_init, ethernet_exit)