-/*
- *
- * Connection Manager
- *
- * Copyright (C) 2007-2008 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
- * published by the Free Software Foundation.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
- *
- */
-
-#ifdef HAVE_CONFIG_H
-#include <config.h>
-#endif
-
-#include <stdio.h>
-#include <sys/stat.h>
-
-#include <dbus/dbus.h>
-#include <hal/libhal.h>
-
-#include <connman/plugin.h>
-#include <connman/element.h>
-#include <connman/log.h>
-
-static struct {
- const char *name;
- enum connman_element_subtype subtype;
-} capabilities[] = {
- { "net.80203", CONNMAN_ELEMENT_SUBTYPE_ETHERNET },
- { "net.80211", CONNMAN_ELEMENT_SUBTYPE_WIFI },
- { "net.wimax", CONNMAN_ELEMENT_SUBTYPE_WIMAX },
- { "modem", CONNMAN_ELEMENT_SUBTYPE_MODEM },
- { }
-};
-
-static GStaticMutex element_mutex = G_STATIC_MUTEX_INIT;
-static GSList *element_list = NULL;
-
-static void device_info(LibHalContext *ctx, const char *udi,
- struct connman_element *element)
-{
- char *parent, *subsys, *value;
-
- parent = libhal_device_get_property_string(ctx, udi,
- "info.parent", NULL);
-
- subsys = libhal_device_get_property_string(ctx, udi,
- "linux.subsystem", NULL);
-
- value = libhal_device_get_property_string(ctx, udi,
- "info.linux.driver", NULL);
- if (value == NULL) {
- value = libhal_device_get_property_string(ctx, parent,
- "info.linux.driver", NULL);
- if (value != NULL)
- connman_element_add_static_property(element,
- "Driver", DBUS_TYPE_STRING, &value);
- }
-
- if (g_str_equal(subsys, "net") == TRUE ||
- g_str_equal(subsys, "tty") == TRUE) {
- value = libhal_device_get_property_string(ctx, parent,
- "info.vendor", NULL);
- if (value != NULL)
- connman_element_add_static_property(element,
- "Vendor", DBUS_TYPE_STRING, &value);
-
- value = libhal_device_get_property_string(ctx, parent,
- "info.product", NULL);
- if (value != NULL)
- connman_element_add_static_property(element,
- "Product", DBUS_TYPE_STRING, &value);
- }
-}
-
-static void device_netdev(LibHalContext *ctx, const char *udi,
- struct connman_element *element)
-{
- if (element->subtype == CONNMAN_ELEMENT_SUBTYPE_ETHERNET ||
- element->subtype == CONNMAN_ELEMENT_SUBTYPE_WIFI ||
- element->subtype == CONNMAN_ELEMENT_SUBTYPE_WIMAX) {
- element->index = libhal_device_get_property_int(ctx,
- udi, "net.linux.ifindex", NULL);
-
- element->name = libhal_device_get_property_string(ctx,
- udi, "net.interface", NULL);
- }
-
- if (element->subtype == CONNMAN_ELEMENT_SUBTYPE_MODEM) {
- element->index = libhal_device_get_property_int(ctx,
- udi, "serial.port", NULL);
-
- element->name = libhal_device_get_property_string(ctx,
- udi, "serial.device", NULL);
- }
-}
-
-static void create_element(LibHalContext *ctx, const char *udi,
- enum connman_element_subtype subtype)
-{
- struct connman_element *element;
-
- DBG("ctx %p udi %s", ctx, udi);
-
- if (subtype == CONNMAN_ELEMENT_SUBTYPE_ETHERNET) {
- char *sysfs_path, wimax_path[PATH_MAX];
- struct stat st;
-
- sysfs_path = libhal_device_get_property_string(ctx, udi,
- "linux.sysfs_path", NULL);
- if (sysfs_path != NULL) {
- snprintf(wimax_path, PATH_MAX, "%s/wimax", sysfs_path);
-
- if (stat(wimax_path, &st) == 0 &&
- (st.st_mode & S_IFDIR))
- subtype = CONNMAN_ELEMENT_SUBTYPE_WIMAX;
- }
- }
-
- element = connman_element_create(NULL);
-
- element->type = CONNMAN_ELEMENT_TYPE_DEVICE;
- element->subtype = subtype;
-
- device_info(ctx, udi, element);
- device_netdev(ctx, udi, element);
-
- if (element->name == NULL) {
- element->name = g_path_get_basename(udi);
- if (element->name == NULL) {
- connman_element_unref(element);
- return;
- }
- }
-
- g_static_mutex_lock(&element_mutex);
-
- connman_element_register(element, NULL);
-
- element_list = g_slist_append(element_list, element);
-
- g_static_mutex_unlock(&element_mutex);
-}
-
-static void device_added(LibHalContext *ctx, const char *udi)
-{
- int i;
-
- DBG("ctx %p udi %s", ctx, udi);
-
- for (i = 0; capabilities[i].name; i++) {
- if (libhal_device_query_capability(ctx, udi,
- capabilities[i].name, NULL) == TRUE)
- create_element(ctx, udi, capabilities[i].subtype);
- }
-}
-
-static void device_removed(LibHalContext *ctx, const char *udi)
-{
- struct connman_element *removal = NULL;
- GSList *list;
- gchar *name;
-
- DBG("ctx %p udi %s", ctx, udi);
-
- name = g_path_get_basename(udi);
-
- g_static_mutex_lock(&element_mutex);
-
- for (list = element_list; list; list = list->next) {
- struct connman_element *element = list->data;
-
- if (g_str_equal(element->name, name) == TRUE) {
- removal = element;
- break;
- }
- }
-
- if (removal != NULL) {
- element_list = g_slist_remove(element_list, removal);
-
- connman_element_unregister(removal);
- connman_element_unref(removal);
- }
-
- g_static_mutex_unlock(&element_mutex);
-
- g_free(name);
-}
-
-static void probe_capability(LibHalContext *ctx, const char *capability,
- enum connman_element_subtype subtype)
-{
- char **list;
- int num;
-
- DBG("ctx %p capability %s", ctx, capability);
-
- list = libhal_find_device_by_capability(ctx, capability, &num, NULL);
- if (list) {
- char **tmp = list;
-
- while (*tmp) {
- create_element(ctx, *tmp, subtype);
- tmp++;
- }
-
- libhal_free_string_array(list);
- }
-}
-
-static void find_devices(LibHalContext *ctx)
-{
- int i;
-
- DBG("ctx %p", ctx);
-
- for (i = 0; capabilities[i].name; i++)
- probe_capability(ctx, capabilities[i].name,
- capabilities[i].subtype);
-}
-
-static LibHalContext *hal_ctx = NULL;
-
-static void libhal_init(void *data)
-{
- DBusConnection *conn = data;
-
- DBG("conn %p", conn);
-
- if (hal_ctx != NULL)
- return;
-
- hal_ctx = libhal_ctx_new();
- if (hal_ctx == NULL)
- return;
-
- if (libhal_ctx_set_dbus_connection(hal_ctx, conn) == FALSE) {
- libhal_ctx_free(hal_ctx);
- return;
- }
-
- if (libhal_ctx_init(hal_ctx, NULL) == FALSE) {
- libhal_ctx_free(hal_ctx);
- return ;
- }
-
- libhal_ctx_set_device_added(hal_ctx, device_added);
- libhal_ctx_set_device_removed(hal_ctx, device_removed);
-
- //libhal_ctx_set_device_new_capability(hal_ctx, new_capability);
- //libhal_ctx_set_device_lost_capability(hal_ctx, lost_capability);
-
- find_devices(hal_ctx);
-}
-
-static void libhal_cleanup(void *data)
-{
- DBusConnection *conn = data;
- GSList *list;
-
- DBG("conn %p", conn);
-
- g_static_mutex_lock(&element_mutex);
-
- for (list = element_list; list; list = list->next) {
- struct connman_element *element = list->data;
-
- connman_element_unregister(element);
- connman_element_unref(element);
- }
-
- g_slist_free(element_list);
- element_list = NULL;
-
- g_static_mutex_unlock(&element_mutex);
-
- if (hal_ctx == NULL)
- return;
-
- libhal_ctx_shutdown(hal_ctx, NULL);
-
- libhal_ctx_free(hal_ctx);
-
- hal_ctx = NULL;
-}
-
-static int hal_init(void)
-{
- DBusConnection *conn;
-
- conn = dbus_bus_get(DBUS_BUS_SYSTEM, NULL);
- if (conn == NULL)
- return -EIO;
-
- libhal_init(conn);
-
- return 0;
-}
-
-static void hal_exit(void)
-{
- DBusConnection *conn;
-
- conn = libhal_ctx_get_dbus_connection(hal_ctx);
- if (conn == NULL)
- return;
-
- libhal_cleanup(conn);
-
- dbus_connection_unref(conn);
-}
-
-CONNMAN_PLUGIN_DEFINE("hal", "Hardware detection plugin", VERSION,
- hal_init, hal_exit)
projects / connman / commitdiff