src/service.c

/*
 *
 *  Connection Manager
 *
 *  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
 *  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 <errno.h>
#include <stdio.h>
#include <string.h>
#include <netdb.h>
#include <gdbus.h>
#include <ctype.h>

#include <connman/storage.h>
#include <connman/setting.h>
#include <connman/agent.h>

#include "connman.h"

#define CONNECT_TIMEOUT		120

static DBusConnection *connection = NULL;

static GSequence *service_list = NULL;
static GHashTable *service_hash = NULL;
static GSList *counter_list = NULL;
static unsigned int autoconnect_timeout = 0;
static struct connman_service *current_default = NULL;
static connman_bool_t services_dirty = FALSE;

struct connman_stats {
	connman_bool_t valid;
	connman_bool_t enabled;
	struct connman_stats_data data_last;
	struct connman_stats_data data;
	GTimer *timer;
};

struct connman_stats_counter {
	connman_bool_t append_all;
	struct connman_stats stats;
	struct connman_stats stats_roaming;
};

struct connman_service {
	int refcount;
	int session_usage_count;
	char *identifier;
	char *path;
	enum connman_service_type type;
	enum connman_service_security security;
	enum connman_service_state state;
	enum connman_service_state state_ipv4;
	enum connman_service_state state_ipv6;
	enum connman_service_error error;
	connman_uint8_t strength;
	connman_bool_t favorite;
	connman_bool_t immutable;
	connman_bool_t hidden;
	connman_bool_t ignore;
	connman_bool_t autoconnect;
	connman_bool_t userconnect;
	GTimeVal modified;
	unsigned int order;
	char *name;
	char *passphrase;
	char *agent_passphrase;
	connman_bool_t roaming;
	struct connman_ipconfig *ipconfig_ipv4;
	struct connman_ipconfig *ipconfig_ipv6;
	struct connman_network *network;
	struct connman_provider *provider;
	char **nameservers;
	char **nameservers_config;
	char **nameservers_auto;
	char **domains;
	char *domainname;
	char **timeservers;
	char **timeservers_config;
	/* 802.1x settings from the config files */
	char *eap;
	char *identity;
	char *agent_identity;
	char *ca_cert_file;
	char *client_cert_file;
	char *private_key_file;
	char *private_key_passphrase;
	char *phase2;
	DBusMessage *pending;
	DBusMessage *provider_pending;
	guint timeout;
	struct connman_stats stats;
	struct connman_stats stats_roaming;
	GHashTable *counter_table;
	enum connman_service_proxy_method proxy;
	enum connman_service_proxy_method proxy_config;
	char **proxies;
	char **excludes;
	char *pac;
	connman_bool_t wps;
	int online_check_count;
	connman_bool_t do_split_routing;
	connman_bool_t new_service;
	connman_bool_t hidden_service;
	char *config_file;
	char *config_entry;
};

static connman_bool_t allow_property_changed(struct connman_service *service);

struct find_data {
	const char *path;
	struct connman_service *service;
};

static void compare_path(gpointer value, gpointer user_data)
{
	struct connman_service *service = value;
	struct find_data *data = user_data;

	if (data->service != NULL)
		return;

	if (g_strcmp0(service->path, data->path) == 0)
		data->service = service;
}

static struct connman_service *find_service(const char *path)
{
	struct find_data data = { .path = path, .service = NULL };

	DBG("path %s", path);

	g_sequence_foreach(service_list, compare_path, &data);

	return data.service;
}

const char *__connman_service_type2string(enum connman_service_type type)
{
	switch (type) {
	case CONNMAN_SERVICE_TYPE_UNKNOWN:
		break;
	case CONNMAN_SERVICE_TYPE_SYSTEM:
		return "system";
	case CONNMAN_SERVICE_TYPE_ETHERNET:
		return "ethernet";
	case CONNMAN_SERVICE_TYPE_WIFI:
		return "wifi";
	case CONNMAN_SERVICE_TYPE_BLUETOOTH:
		return "bluetooth";
	case CONNMAN_SERVICE_TYPE_CELLULAR:
		return "cellular";
	case CONNMAN_SERVICE_TYPE_GPS:
		return "gps";
	case CONNMAN_SERVICE_TYPE_VPN:
		return "vpn";
	case CONNMAN_SERVICE_TYPE_GADGET:
		return "gadget";
	case CONNMAN_SERVICE_TYPE_LOWPAN:
		return "lowpan";
	}

	return NULL;
}

enum connman_service_type __connman_service_string2type(const char *str)
{
	if (str == NULL)
		return CONNMAN_SERVICE_TYPE_UNKNOWN;

	if (strcmp(str, "ethernet") == 0)
		return CONNMAN_SERVICE_TYPE_ETHERNET;
	if (strcmp(str, "gadget") == 0)
		return CONNMAN_SERVICE_TYPE_GADGET;
	if (strcmp(str, "wifi") == 0)
		return CONNMAN_SERVICE_TYPE_WIFI;
	if (strcmp(str, "cellular") == 0)
		return CONNMAN_SERVICE_TYPE_CELLULAR;
	if (strcmp(str, "bluetooth") == 0)
		return CONNMAN_SERVICE_TYPE_BLUETOOTH;
	if (strcmp(str, "vpn") == 0)
		return CONNMAN_SERVICE_TYPE_VPN;
	if (strcmp(str, "gps") == 0)
		return CONNMAN_SERVICE_TYPE_GPS;
	if (strcmp(str, "system") == 0)
		return CONNMAN_SERVICE_TYPE_SYSTEM;

	return CONNMAN_SERVICE_TYPE_UNKNOWN;
}

static const char *security2string(enum connman_service_security security)
{
	switch (security) {
	case CONNMAN_SERVICE_SECURITY_UNKNOWN:
		break;
	case CONNMAN_SERVICE_SECURITY_NONE:
		return "none";
	case CONNMAN_SERVICE_SECURITY_WEP:
		return "wep";
	case CONNMAN_SERVICE_SECURITY_PSK:
	case CONNMAN_SERVICE_SECURITY_WPA:
	case CONNMAN_SERVICE_SECURITY_RSN:
		return "psk";
	case CONNMAN_SERVICE_SECURITY_8021X:
		return "ieee8021x";
	}

	return NULL;
}

static const char *state2string(enum connman_service_state state)
{
	switch (state) {
	case CONNMAN_SERVICE_STATE_UNKNOWN:
		break;
	case CONNMAN_SERVICE_STATE_IDLE:
		return "idle";
	case CONNMAN_SERVICE_STATE_ASSOCIATION:
		return "association";
	case CONNMAN_SERVICE_STATE_CONFIGURATION:
		return "configuration";
	case CONNMAN_SERVICE_STATE_READY:
		return "ready";
	case CONNMAN_SERVICE_STATE_ONLINE:
		return "online";
	case CONNMAN_SERVICE_STATE_DISCONNECT:
		return "disconnect";
	case CONNMAN_SERVICE_STATE_FAILURE:
		return "failure";
	}

	return NULL;
}

static const char *error2string(enum connman_service_error error)
{
	switch (error) {
	case CONNMAN_SERVICE_ERROR_UNKNOWN:
		break;
	case CONNMAN_SERVICE_ERROR_OUT_OF_RANGE:
		return "out-of-range";
	case CONNMAN_SERVICE_ERROR_PIN_MISSING:
		return "pin-missing";
	case CONNMAN_SERVICE_ERROR_DHCP_FAILED:
		return "dhcp-failed";
	case CONNMAN_SERVICE_ERROR_CONNECT_FAILED:
		return "connect-failed";
	case CONNMAN_SERVICE_ERROR_LOGIN_FAILED:
		return "login-failed";
	case CONNMAN_SERVICE_ERROR_AUTH_FAILED:
		return "auth-failed";
	case CONNMAN_SERVICE_ERROR_INVALID_KEY:
		return "invalid-key";
	}

	return NULL;
}

static enum connman_service_error string2error(const char *error)
{
	if (g_strcmp0(error, "dhcp-failed") == 0)
		return CONNMAN_SERVICE_ERROR_DHCP_FAILED;
	else if (g_strcmp0(error, "pin-missing") == 0)
		return CONNMAN_SERVICE_ERROR_PIN_MISSING;
	else if (g_strcmp0(error, "invalid-key") == 0)
		return CONNMAN_SERVICE_ERROR_INVALID_KEY;

	return CONNMAN_SERVICE_ERROR_UNKNOWN;
}

static const char *proxymethod2string(enum connman_service_proxy_method method)
{
	switch (method) {
	case CONNMAN_SERVICE_PROXY_METHOD_DIRECT:
		return "direct";
	case CONNMAN_SERVICE_PROXY_METHOD_MANUAL:
		return "manual";
	case CONNMAN_SERVICE_PROXY_METHOD_AUTO:
		return "auto";
	case CONNMAN_SERVICE_PROXY_METHOD_UNKNOWN:
		break;
	}

	return NULL;
}

static enum connman_service_proxy_method string2proxymethod(const char *method)
{
	if (g_strcmp0(method, "direct") == 0)
		return CONNMAN_SERVICE_PROXY_METHOD_DIRECT;
	else if (g_strcmp0(method, "auto") == 0)
		return CONNMAN_SERVICE_PROXY_METHOD_AUTO;
	else if (g_strcmp0(method, "manual") == 0)
		return CONNMAN_SERVICE_PROXY_METHOD_MANUAL;
	else
		return CONNMAN_SERVICE_PROXY_METHOD_UNKNOWN;
}

static int service_load(struct connman_service *service)
{
	GKeyFile *keyfile;
	GError *error = NULL;
	gsize length;
	gchar *str;
	connman_bool_t autoconnect;
	unsigned int ssid_len;
	int err = 0;

	DBG("service %p", service);

	keyfile = connman_storage_load_service(service->identifier);
	if (keyfile == NULL) {
		service->new_service = TRUE;
		return -EIO;
	} else
		service->new_service = FALSE;

	switch (service->type) {
	case CONNMAN_SERVICE_TYPE_UNKNOWN:
	case CONNMAN_SERVICE_TYPE_SYSTEM:
	case CONNMAN_SERVICE_TYPE_GPS:
	case CONNMAN_SERVICE_TYPE_GADGET:
		break;
	case CONNMAN_SERVICE_TYPE_VPN:
		service->do_split_routing = g_key_file_get_boolean(keyfile,
				service->identifier, "SplitRouting", NULL);
		break;
	case CONNMAN_SERVICE_TYPE_WIFI:
		if (service->name == NULL) {
			gchar *name;

			name = g_key_file_get_string(keyfile,
					service->identifier, "Name", NULL);
			if (name != NULL) {
				g_free(service->name);
				service->name = name;
			}

			if (service->network != NULL)
				connman_network_set_name(service->network,
									name);
		}

		if (service->network &&
				connman_network_get_blob(service->network,
					"WiFi.SSID", &ssid_len) == NULL) {
			gchar *hex_ssid;

			hex_ssid = g_key_file_get_string(keyfile,
							service->identifier,
								"SSID", NULL);

			if (hex_ssid != NULL) {
				gchar *ssid;
				unsigned int i, j = 0, hex;
				size_t hex_ssid_len = strlen(hex_ssid);

				ssid = g_try_malloc0(hex_ssid_len / 2);
				if (ssid == NULL) {
					g_free(hex_ssid);
					err = -ENOMEM;
					goto done;
				}

				for (i = 0; i < hex_ssid_len; i += 2) {
					sscanf(hex_ssid + i, "%02x", &hex);
					ssid[j++] = hex;
				}

				connman_network_set_blob(service->network,
					"WiFi.SSID", ssid, hex_ssid_len / 2);
			}

			g_free(hex_ssid);
		}
		/* fall through */

	case CONNMAN_SERVICE_TYPE_LOWPAN:
	case CONNMAN_SERVICE_TYPE_BLUETOOTH:
	case CONNMAN_SERVICE_TYPE_CELLULAR:
		service->favorite = g_key_file_get_boolean(keyfile,
				service->identifier, "Favorite", NULL);

		str = g_key_file_get_string(keyfile,
				service->identifier, "Failure", NULL);
		if (str != NULL) {
			if (service->favorite == FALSE)
				service->state_ipv4 = service->state_ipv6 =
					CONNMAN_SERVICE_STATE_FAILURE;
			service->error = string2error(str);
			g_free(str);
		}
		/* fall through */

	case CONNMAN_SERVICE_TYPE_ETHERNET:
		autoconnect = g_key_file_get_boolean(keyfile,
				service->identifier, "AutoConnect", &error);
		if (error == NULL)
			service->autoconnect = autoconnect;
		g_clear_error(&error);
		break;
	}

	str = g_key_file_get_string(keyfile,
				service->identifier, "Modified", NULL);
	if (str != NULL) {
		g_time_val_from_iso8601(str, &service->modified);
		g_free(str);
	}

	str = g_key_file_get_string(keyfile,
				service->identifier, "Passphrase", NULL);
	if (str != NULL) {
		g_free(service->passphrase);
		service->passphrase = str;
	}

	if (service->ipconfig_ipv4 != NULL)
		__connman_ipconfig_load(service->ipconfig_ipv4, keyfile,
					service->identifier, "IPv4.");

	if (service->ipconfig_ipv6 != NULL)
		__connman_ipconfig_load(service->ipconfig_ipv6, keyfile,
					service->identifier, "IPv6.");

	service->nameservers_config = g_key_file_get_string_list(keyfile,
			service->identifier, "Nameservers", &length, NULL);
	if (service->nameservers_config != NULL && length == 0) {
		g_strfreev(service->nameservers_config);
		service->nameservers_config = NULL;
	}

	service->timeservers_config = g_key_file_get_string_list(keyfile,
			service->identifier, "Timeservers", &length, NULL);
	if (service->timeservers_config != NULL && length == 0) {
		g_strfreev(service->timeservers_config);
		service->timeservers_config = NULL;
	}

	service->domains = g_key_file_get_string_list(keyfile,
			service->identifier, "Domains", &length, NULL);
	if (service->domains != NULL && length == 0) {
		g_strfreev(service->domains);
		service->domains = NULL;
	}

	str = g_key_file_get_string(keyfile,
				service->identifier, "Proxy.Method", NULL);
	if (str != NULL)
		service->proxy_config = string2proxymethod(str);

	g_free(str);

	service->proxies = g_key_file_get_string_list(keyfile,
			service->identifier, "Proxy.Servers", &length, NULL);
	if (service->proxies != NULL && length == 0) {
		g_strfreev(service->proxies);
		service->proxies = NULL;
	}

	service->excludes = g_key_file_get_string_list(keyfile,
			service->identifier, "Proxy.Excludes", &length, NULL);
	if (service->excludes != NULL && length == 0) {
		g_strfreev(service->excludes);
		service->excludes = NULL;
	}

	str = g_key_file_get_string(keyfile,
				service->identifier, "Proxy.URL", NULL);
	if (str != NULL) {
		g_free(service->pac);
		service->pac = str;
	}

	service->hidden_service = g_key_file_get_boolean(keyfile,
					service->identifier, "Hidden", NULL);

done:
	g_key_file_free(keyfile);

	return err;
}

static int service_save(struct connman_service *service)
{
	GKeyFile *keyfile;
	gchar *str;
	guint freq;
	const char *cst_str = NULL;
	int err = 0;

	DBG("service %p new %d", service, service->new_service);

	if (service->new_service == TRUE)
		return -ESRCH;

	keyfile = __connman_storage_open_service(service->identifier);
	if (keyfile == NULL)
		return -EIO;

	if (service->name != NULL)
		g_key_file_set_string(keyfile, service->identifier,
						"Name", service->name);

	switch (service->type) {
	case CONNMAN_SERVICE_TYPE_UNKNOWN:
	case CONNMAN_SERVICE_TYPE_SYSTEM:
	case CONNMAN_SERVICE_TYPE_GPS:
	case CONNMAN_SERVICE_TYPE_GADGET:
		break;
	case CONNMAN_SERVICE_TYPE_VPN:
		g_key_file_set_boolean(keyfile, service->identifier,
				"SplitRouting", service->do_split_routing);
		break;
	case CONNMAN_SERVICE_TYPE_WIFI:
		if (service->network) {
			const unsigned char *ssid;
			unsigned int ssid_len = 0;

			ssid = connman_network_get_blob(service->network,
							"WiFi.SSID", &ssid_len);

			if (ssid != NULL && ssid_len > 0 && ssid[0] != '\0') {
				char *identifier = service->identifier;
				GString *ssid_str;
				unsigned int i;

				ssid_str = g_string_sized_new(ssid_len * 2);
				if (ssid_str == NULL) {
					err = -ENOMEM;
					goto done;
				}

				for (i = 0; i < ssid_len; i++)
					g_string_append_printf(ssid_str,
							"%02x", ssid[i]);

				g_key_file_set_string(keyfile, identifier,
							"SSID", ssid_str->str);

				g_string_free(ssid_str, TRUE);
			}

			freq = connman_network_get_frequency(service->network);
			g_key_file_set_integer(keyfile, service->identifier,
						"Frequency", freq);
		}
		/* fall through */

	case CONNMAN_SERVICE_TYPE_LOWPAN:
	case CONNMAN_SERVICE_TYPE_BLUETOOTH:
	case CONNMAN_SERVICE_TYPE_CELLULAR:
		g_key_file_set_boolean(keyfile, service->identifier,
					"Favorite", service->favorite);

		if (service->state_ipv4 == CONNMAN_SERVICE_STATE_FAILURE ||
			service->state_ipv6 == CONNMAN_SERVICE_STATE_FAILURE) {
			const char *failure = error2string(service->error);
			if (failure != NULL)
				g_key_file_set_string(keyfile,
							service->identifier,
							"Failure", failure);
		} else {
			g_key_file_remove_key(keyfile, service->identifier,
							"Failure", NULL);
		}
		/* fall through */

	case CONNMAN_SERVICE_TYPE_ETHERNET:
		if (service->favorite == TRUE)
			g_key_file_set_boolean(keyfile, service->identifier,
					"AutoConnect", service->autoconnect);
		break;
	}

	str = g_time_val_to_iso8601(&service->modified);
	if (str != NULL) {
		g_key_file_set_string(keyfile, service->identifier,
							"Modified", str);
		g_free(str);
	}

	if (service->passphrase != NULL && strlen(service->passphrase) > 0)
		g_key_file_set_string(keyfile, service->identifier,
					"Passphrase", service->passphrase);
	else
		g_key_file_remove_key(keyfile, service->identifier,
							"Passphrase", NULL);

	if (service->ipconfig_ipv4 != NULL)
		__connman_ipconfig_save(service->ipconfig_ipv4, keyfile,
					service->identifier, "IPv4.");

	if (service->ipconfig_ipv6 != NULL)
		__connman_ipconfig_save(service->ipconfig_ipv6, keyfile,
						service->identifier, "IPv6.");

	if (service->nameservers_config != NULL) {
		guint len = g_strv_length(service->nameservers_config);

		g_key_file_set_string_list(keyfile, service->identifier,
								"Nameservers",
				(const gchar **) service->nameservers_config, len);
	} else
	g_key_file_remove_key(keyfile, service->identifier,
							"Nameservers", NULL);

	if (service->timeservers_config != NULL) {
		guint len = g_strv_length(service->timeservers_config);

		g_key_file_set_string_list(keyfile, service->identifier,
								"Timeservers",
				(const gchar **) service->timeservers_config, len);
	} else
		g_key_file_remove_key(keyfile, service->identifier,
							"Timeservers", NULL);

	if (service->domains != NULL) {
		guint len = g_strv_length(service->domains);

		g_key_file_set_string_list(keyfile, service->identifier,
								"Domains",
				(const gchar **) service->domains, len);
	} else
		g_key_file_remove_key(keyfile, service->identifier,
							"Domains", NULL);

	cst_str = proxymethod2string(service->proxy_config);
	if (cst_str != NULL)
		g_key_file_set_string(keyfile, service->identifier,
				"Proxy.Method", cst_str);

	if (service->proxies != NULL) {
		guint len = g_strv_length(service->proxies);

		g_key_file_set_string_list(keyfile, service->identifier,
				"Proxy.Servers",
				(const gchar **) service->proxies, len);
	} else
		g_key_file_remove_key(keyfile, service->identifier,
						"Proxy.Servers", NULL);

	if (service->excludes != NULL) {
		guint len = g_strv_length(service->excludes);

		g_key_file_set_string_list(keyfile, service->identifier,
				"Proxy.Excludes",
				(const gchar **) service->excludes, len);
	} else
		g_key_file_remove_key(keyfile, service->identifier,
						"Proxy.Excludes", NULL);

	if (service->pac != NULL && strlen(service->pac) > 0)
		g_key_file_set_string(keyfile, service->identifier,
					"Proxy.URL", service->pac);
	else
		g_key_file_remove_key(keyfile, service->identifier,
							"Proxy.URL", NULL);

	if (service->hidden_service == TRUE)
		g_key_file_set_boolean(keyfile, service->identifier, "Hidden",
									TRUE);

	if (service->config_file != NULL && strlen(service->config_file) > 0)
		g_key_file_set_string(keyfile, service->identifier,
				"Config.file", service->config_file);

	if (service->config_entry != NULL &&
					strlen(service->config_entry) > 0)
		g_key_file_set_string(keyfile, service->identifier,
				"Config.ident", service->config_entry);

done:
	__connman_storage_save_service(keyfile, service->identifier);

	g_key_file_free(keyfile);

	return err;
}

void __connman_service_save(struct connman_service *service)
{
	service_save(service);
}

static enum connman_service_state combine_state(
					enum connman_service_state state_a,
					enum connman_service_state state_b)
{
	enum connman_service_state result;

	if (state_a == state_b) {
		result = state_a;
		goto done;
	}

	if (state_a == CONNMAN_SERVICE_STATE_UNKNOWN) {
		result = state_b;
		goto done;
	}

	if (state_b == CONNMAN_SERVICE_STATE_UNKNOWN) {
		result = state_a;
		goto done;
	}

	if (state_a == CONNMAN_SERVICE_STATE_IDLE) {
		result = state_b;
		goto done;
	}

	if (state_b == CONNMAN_SERVICE_STATE_IDLE) {
		result = state_a;
		goto done;
	}

	if (state_a == CONNMAN_SERVICE_STATE_ONLINE) {
		result = state_a;
		goto done;
	}

	if (state_b == CONNMAN_SERVICE_STATE_ONLINE) {
		result = state_b;
		goto done;
	}

	if (state_a == CONNMAN_SERVICE_STATE_READY) {
		result = state_a;
		goto done;
	}

	if (state_b == CONNMAN_SERVICE_STATE_READY) {
		result = state_b;
		goto done;
	}

	if (state_a == CONNMAN_SERVICE_STATE_CONFIGURATION) {
		result = state_a;
		goto done;
	}

	if (state_b == CONNMAN_SERVICE_STATE_CONFIGURATION) {
		result = state_b;
		goto done;
	}

	if (state_a == CONNMAN_SERVICE_STATE_ASSOCIATION) {
		result = state_a;
		goto done;
	}

	if (state_b == CONNMAN_SERVICE_STATE_ASSOCIATION) {
		result = state_b;
		goto done;
	}

	if (state_a == CONNMAN_SERVICE_STATE_DISCONNECT) {
		result = state_a;
		goto done;
	}

	if (state_b == CONNMAN_SERVICE_STATE_DISCONNECT) {
		result = state_b;
		goto done;
	}

	result = CONNMAN_SERVICE_STATE_FAILURE;

done:
	return result;
}

static connman_bool_t is_connecting_state(struct connman_service *service,
					enum connman_service_state state)
{
	switch (state) {
	case CONNMAN_SERVICE_STATE_UNKNOWN:
	case CONNMAN_SERVICE_STATE_IDLE:
	case CONNMAN_SERVICE_STATE_FAILURE:
		if (service->network != NULL)
			return connman_network_get_connecting(service->network);
	case CONNMAN_SERVICE_STATE_DISCONNECT:
	case CONNMAN_SERVICE_STATE_READY:
	case CONNMAN_SERVICE_STATE_ONLINE:
		break;
	case CONNMAN_SERVICE_STATE_ASSOCIATION:
	case CONNMAN_SERVICE_STATE_CONFIGURATION:
		return TRUE;
	}

	return FALSE;
}

static connman_bool_t is_connected_state(const struct connman_service *service,
					enum connman_service_state state)
{
	switch (state) {
	case CONNMAN_SERVICE_STATE_UNKNOWN:
	case CONNMAN_SERVICE_STATE_IDLE:
	case CONNMAN_SERVICE_STATE_ASSOCIATION:
	case CONNMAN_SERVICE_STATE_CONFIGURATION:
	case CONNMAN_SERVICE_STATE_DISCONNECT:
	case CONNMAN_SERVICE_STATE_FAILURE:
		break;
	case CONNMAN_SERVICE_STATE_READY:
	case CONNMAN_SERVICE_STATE_ONLINE:
		return TRUE;
	}

	return FALSE;
}

static connman_bool_t is_idle_state(const struct connman_service *service,
				enum connman_service_state state)
{
	switch (state) {
	case CONNMAN_SERVICE_STATE_UNKNOWN:
	case CONNMAN_SERVICE_STATE_ASSOCIATION:
	case CONNMAN_SERVICE_STATE_CONFIGURATION:
	case CONNMAN_SERVICE_STATE_READY:
	case CONNMAN_SERVICE_STATE_ONLINE:
	case CONNMAN_SERVICE_STATE_DISCONNECT:
	case CONNMAN_SERVICE_STATE_FAILURE:
		break;
	case CONNMAN_SERVICE_STATE_IDLE:
		return TRUE;
	}

	return FALSE;
}

static connman_bool_t is_connecting(struct connman_service *service)
{
	return is_connecting_state(service, service->state);
}

static connman_bool_t is_connected(struct connman_service *service)
{
	return is_connected_state(service, service->state);
}

static int nameserver_get_index(struct connman_service *service)
{
	int index;

	index = __connman_service_get_index(service);

	if (index < 0)
		return -1;

	switch (combine_state(service->state_ipv4, service->state_ipv6)) {
	case CONNMAN_SERVICE_STATE_UNKNOWN:
	case CONNMAN_SERVICE_STATE_IDLE:
	case CONNMAN_SERVICE_STATE_ASSOCIATION:
	case CONNMAN_SERVICE_STATE_CONFIGURATION:
	case CONNMAN_SERVICE_STATE_FAILURE:
	case CONNMAN_SERVICE_STATE_DISCONNECT:
		return -1;
	case CONNMAN_SERVICE_STATE_READY:
	case CONNMAN_SERVICE_STATE_ONLINE:
		break;
	}

	return index;
}

static void remove_nameservers(struct connman_service *service,
		int index, char **ns)
{
	int i;

	if (ns == NULL)
		return;

	if (index < 0)
		index = nameserver_get_index(service);

	if (index < 0)
			return;

	for (i = 0; ns[i] != NULL; i++)
		connman_resolver_remove(index, NULL, ns[i]);
}

static void remove_searchdomains(struct connman_service *service,
		int index, char **sd)
{
	int i;

	if (sd == NULL)
		return;

	if (index < 0)
		index = nameserver_get_index(service);

	if (index < 0)
		return;

	for (i = 0; sd[i] != NULL; i++)
		connman_resolver_remove(index, sd[i], NULL);
}

static void update_nameservers(struct connman_service *service)
{
	int index;

	index = __connman_service_get_index(service);
	if (index < 0)
		return;

	switch (combine_state(service->state_ipv4, service->state_ipv6)) {
	case CONNMAN_SERVICE_STATE_UNKNOWN:
	case CONNMAN_SERVICE_STATE_IDLE:
	case CONNMAN_SERVICE_STATE_ASSOCIATION:
	case CONNMAN_SERVICE_STATE_CONFIGURATION:
		return;
	case CONNMAN_SERVICE_STATE_FAILURE:
	case CONNMAN_SERVICE_STATE_DISCONNECT:
		connman_resolver_remove_all(index);
		return;
	case CONNMAN_SERVICE_STATE_READY:
	case CONNMAN_SERVICE_STATE_ONLINE:
		break;
	}

	if (service->nameservers_config != NULL) {
		int i;

		remove_nameservers(service, index, service->nameservers);

		i = g_strv_length(service->nameservers_config);
		while (i != 0) {
			i--;
			connman_resolver_append(index, NULL,
					service->nameservers_config[i]);
		}
	} else if (service->nameservers != NULL) {
		int i;

		i = g_strv_length(service->nameservers);
		while (i != 0) {
			i--;
			connman_resolver_append(index, NULL,
					service->nameservers[i]);
		}
	}

	if (service->domains != NULL) {
		char *searchdomains[2] = {NULL, NULL};
		int i;

		searchdomains[0] = service->domainname;
		remove_searchdomains(service, index, searchdomains);

		i = g_strv_length(service->domains);
		while (i != 0) {
			i--;
			connman_resolver_append(index, service->domains[i],
						NULL);
		}
	} else if (service->domainname != NULL)
		connman_resolver_append(index, service->domainname, NULL);

	connman_resolver_flush();
}

/*
 * The is_auto variable is set to true when IPv6 autoconf nameservers are
 * inserted to resolver via netlink message (see rtnl.c:rtnl_newnduseropt()
 * for details) and not through service.c
 */
int __connman_service_nameserver_append(struct connman_service *service,
				const char *nameserver, gboolean is_auto)
{
	char **nameservers;
	int len, i;

	DBG("service %p nameserver %s auto %d",	service, nameserver, is_auto);

	if (nameserver == NULL)
		return -EINVAL;

	if (is_auto == TRUE)
		nameservers = service->nameservers_auto;
	else
		nameservers = service->nameservers;

	for (i = 0; nameservers != NULL && nameservers[i] != NULL; i++)
		if (g_strcmp0(nameservers[i], nameserver) == 0)
			return -EEXIST;

	if (nameservers != NULL) {
		len = g_strv_length(nameservers);
		nameservers = g_try_renew(char *, nameservers, len + 2);
	} else {
		len = 0;
		nameservers = g_try_new0(char *, len + 2);
	}

	if (nameservers == NULL)
		return -ENOMEM;

	nameservers[len] = g_strdup(nameserver);
	if (nameservers[len] == NULL)
		return -ENOMEM;

	nameservers[len + 1] = NULL;

	if (is_auto == TRUE) {
		service->nameservers_auto = nameservers;
	} else {
		service->nameservers = nameservers;
		update_nameservers(service);
	}

	return 0;
}

int __connman_service_nameserver_remove(struct connman_service *service,
				const char *nameserver, gboolean is_auto)
{
	char **servers, **nameservers;
	gboolean found = FALSE;
	int len, i, j;

	DBG("service %p nameserver %s auto %d", service, nameserver, is_auto);

	if (nameserver == NULL)
		return -EINVAL;

	if (is_auto == TRUE)
		nameservers = service->nameservers_auto;
	else
		nameservers = service->nameservers;

	if (nameservers == NULL)
		return 0;

	for (i = 0; nameservers != NULL && nameservers[i] != NULL; i++)
		if (g_strcmp0(nameservers[i], nameserver) == 0) {
			found = TRUE;
			break;
		}

	if (found == FALSE)
		return 0;

	len = g_strv_length(nameservers);

	if (len == 1) {
		g_strfreev(nameservers);
		if (is_auto == TRUE)
			service->nameservers_auto = NULL;
		else
			service->nameservers = NULL;

		return 0;
	}

	servers = g_try_new0(char *, len);
	if (servers == NULL)
		return -ENOMEM;

	for (i = 0, j = 0; i < len; i++) {
		if (g_strcmp0(nameservers[i], nameserver) != 0) {
			servers[j] = g_strdup(nameservers[i]);
			if (servers[j] == NULL)
				return -ENOMEM;
			j++;
		}
	}
	servers[len - 1] = NULL;

	g_strfreev(nameservers);
	nameservers = servers;

	if (is_auto == TRUE) {
		service->nameservers_auto = nameservers;
	} else {
		service->nameservers = nameservers;
		update_nameservers(service);
	}

	return 0;
}

void __connman_service_nameserver_clear(struct connman_service *service)
{
	g_strfreev(service->nameservers);
	service->nameservers = NULL;

	update_nameservers(service);
}

static void add_nameserver_route(int family, int index, char *nameserver,
				const char *gw)
{
	switch (family) {
	case AF_INET:
		if (connman_inet_compare_subnet(index, nameserver) == TRUE)
			break;

		if (connman_inet_add_host_route(index, nameserver, gw) < 0)
			/* For P-t-P link the above route add will fail */
			connman_inet_add_host_route(index, nameserver, NULL);
		break;

	case AF_INET6:
		if (connman_inet_add_ipv6_host_route(index, nameserver,
								gw) < 0)
			connman_inet_add_ipv6_host_route(index, nameserver,
							NULL);
		break;
	}
}

static void nameserver_add_routes(int index, char **nameservers,
					const char *gw)
{
	int i, family;

	for (i = 0; nameservers[i] != NULL; i++) {
		family = connman_inet_check_ipaddress(nameservers[i]);
		if (family < 0)
			continue;

		add_nameserver_route(family, index, nameservers[i], gw);
	}
}

static void nameserver_del_routes(int index, char **nameservers,
				enum connman_ipconfig_type type)
{
	int i, family;

	for (i = 0; nameservers[i] != NULL; i++) {
		family = connman_inet_check_ipaddress(nameservers[i]);
		if (family < 0)
			continue;

		switch (family) {
		case AF_INET:
			if (type != CONNMAN_IPCONFIG_TYPE_IPV6)
				connman_inet_del_host_route(index,
							nameservers[i]);
			break;
		case AF_INET6:
			if (type != CONNMAN_IPCONFIG_TYPE_IPV4)
				connman_inet_del_ipv6_host_route(index,
							nameservers[i]);
			break;
		}
	}
}

void __connman_service_nameserver_add_routes(struct connman_service *service,
						const char *gw)
{
	int index = -1;

	if (service == NULL)
		return;

	if (service->network != NULL)
		index = connman_network_get_index(service->network);
	else if (service->provider != NULL)
		index = connman_provider_get_index(service->provider);

	if (service->nameservers_config != NULL) {
		/*
		 * Configured nameserver takes preference over the
		 * discoverd nameserver gathered from DHCP, VPN, etc.
		 */
		nameserver_add_routes(index, service->nameservers_config, gw);
	} else if (service->nameservers != NULL) {
		/*
		 * We add nameservers host routes for nameservers that
		 * are not on our subnet. For those who are, the subnet
		 * route will be installed by the time the dns proxy code
		 * tries to reach them. The subnet route is installed
		 * when setting the interface IP address.
		 */
		nameserver_add_routes(index, service->nameservers, gw);
	}
}

void __connman_service_nameserver_del_routes(struct connman_service *service,
					enum connman_ipconfig_type type)
{
	int index = -1;

	if (service == NULL)
		return;

	if (service->network != NULL)
		index = connman_network_get_index(service->network);
	else if (service->provider != NULL)
		index = connman_provider_get_index(service->provider);

	if (service->nameservers_config != NULL)
		nameserver_del_routes(index, service->nameservers_config,
					type);
	else if (service->nameservers != NULL)
		nameserver_del_routes(index, service->nameservers, type);
}

static struct connman_stats *stats_get(struct connman_service *service)
{
	if (service->roaming == TRUE)
		return &service->stats_roaming;
	else
		return &service->stats;
}

static connman_bool_t stats_enabled(struct connman_service *service)
{
	struct connman_stats *stats = stats_get(service);

	return stats->enabled;
}

static void stats_start(struct connman_service *service)
{
	struct connman_stats *stats = stats_get(service);

	DBG("service %p", service);

	connman_verify_execute(stats != NULL, return);

	if (stats->timer == NULL)
		return;

	stats->enabled = TRUE;
	stats->data_last.time = stats->data.time;

	g_timer_start(stats->timer);
}

static void stats_stop(struct connman_service *service)
{
	struct connman_stats *stats = stats_get(service);
	unsigned int seconds;

	DBG("service %p", service);

	connman_verify_execute(stats != NULL, return);

	if (stats->timer == NULL)
		return;

	if (stats->enabled == FALSE)
		return;

	g_timer_stop(stats->timer);

	seconds = g_timer_elapsed(stats->timer, NULL);
	stats->data.time = stats->data_last.time + seconds;

	stats->enabled = FALSE;
}

static void reset_stats(struct connman_service *service)
{
	DBG("service %p", service);

	/* home */
	service->stats.valid = FALSE;

	service->stats.data.rx_packets = 0;
	service->stats.data.tx_packets = 0;
	service->stats.data.rx_bytes = 0;
	service->stats.data.tx_bytes = 0;
	service->stats.data.rx_errors = 0;
	service->stats.data.tx_errors = 0;
	service->stats.data.rx_dropped = 0;
	service->stats.data.tx_dropped = 0;
	service->stats.data.time = 0;
	service->stats.data_last.time = 0;

	g_timer_reset(service->stats.timer);

	/* roaming */
	service->stats_roaming.valid = FALSE;

	service->stats_roaming.data.rx_packets = 0;
	service->stats_roaming.data.tx_packets = 0;
	service->stats_roaming.data.rx_bytes = 0;
	service->stats_roaming.data.tx_bytes = 0;
	service->stats_roaming.data.rx_errors = 0;
	service->stats_roaming.data.tx_errors = 0;
	service->stats_roaming.data.rx_dropped = 0;
	service->stats_roaming.data.tx_dropped = 0;
	service->stats_roaming.data.time = 0;
	service->stats_roaming.data_last.time = 0;

	g_timer_reset(service->stats_roaming.timer);
}

struct connman_service *__connman_service_get_default(void)
{
	struct connman_service *service;
	GSequenceIter *iter;

	iter = g_sequence_get_begin_iter(service_list);

	if (g_sequence_iter_is_end(iter) == TRUE)
		return NULL;

	service = g_sequence_get(iter);

	if (is_connected(service) == FALSE)
		return NULL;

	return service;
}

static void default_changed(void)
{
	struct connman_service *service = __connman_service_get_default();

	if (service == current_default)
		return;

	__connman_service_timeserver_changed(current_default, NULL);

	current_default = service;

	__connman_notifier_default_changed(service);
}

static void state_changed(struct connman_service *service)
{
	const char *str;

	__connman_notifier_service_state_changed(service, service->state);

	str = state2string(service->state);
	if (str == NULL)
		return;

	if (allow_property_changed(service) == FALSE)
		return;

	connman_dbus_property_changed_basic(service->path,
				CONNMAN_SERVICE_INTERFACE, "State",
						DBUS_TYPE_STRING, &str);
}

static void strength_changed(struct connman_service *service)
{
	if (service->strength == 0)
		return;

	if (allow_property_changed(service) == FALSE)
		return;

	connman_dbus_property_changed_basic(service->path,
				CONNMAN_SERVICE_INTERFACE, "Strength",
					DBUS_TYPE_BYTE, &service->strength);
}

static void favorite_changed(struct connman_service *service)
{
	if (service->path == NULL)
		return;

	if (allow_property_changed(service) == FALSE)
		return;

	connman_dbus_property_changed_basic(service->path,
				CONNMAN_SERVICE_INTERFACE, "Favorite",
					DBUS_TYPE_BOOLEAN, &service->favorite);
}

static void immutable_changed(struct connman_service *service)
{
	if (service->path == NULL)
		return;

	if (allow_property_changed(service) == FALSE)
		return;

	connman_dbus_property_changed_basic(service->path,
				CONNMAN_SERVICE_INTERFACE, "Immutable",
					DBUS_TYPE_BOOLEAN, &service->immutable);
}

static void roaming_changed(struct connman_service *service)
{
	if (service->path == NULL)
		return;

	if (allow_property_changed(service) == FALSE)
		return;

	connman_dbus_property_changed_basic(service->path,
				CONNMAN_SERVICE_INTERFACE, "Roaming",
					DBUS_TYPE_BOOLEAN, &service->roaming);
}

static void autoconnect_changed(struct connman_service *service)
{
	if (service->path == NULL)
		return;

	if (allow_property_changed(service) == FALSE)
		return;

	connman_dbus_property_changed_basic(service->path,
				CONNMAN_SERVICE_INTERFACE, "AutoConnect",
				DBUS_TYPE_BOOLEAN, &service->autoconnect);
}

static void append_security(DBusMessageIter *iter, void *user_data)
{
	struct connman_service *service = user_data;
	const char *str;

	str = security2string(service->security);
	if (str != NULL)
		dbus_message_iter_append_basic(iter,
				DBUS_TYPE_STRING, &str);

	/*
	 * Some access points incorrectly advertise WPS even when they
	 * are configured as open or no security, so filter
	 * appropriately.
	 */
	if (service->wps == TRUE) {
		switch (service->security) {
		case CONNMAN_SERVICE_SECURITY_PSK:
		case CONNMAN_SERVICE_SECURITY_WPA:
		case CONNMAN_SERVICE_SECURITY_RSN:
			str = "wps";
			dbus_message_iter_append_basic(iter,
			        DBUS_TYPE_STRING, &str);
			break;
		case CONNMAN_SERVICE_SECURITY_UNKNOWN:
		case CONNMAN_SERVICE_SECURITY_NONE:
		case CONNMAN_SERVICE_SECURITY_WEP:
		case CONNMAN_SERVICE_SECURITY_8021X:
			break;
		}
	}
}

static void append_ethernet(DBusMessageIter *iter, void *user_data)
{
	struct connman_service *service = user_data;

	if (service->ipconfig_ipv4 != NULL)
		__connman_ipconfig_append_ethernet(service->ipconfig_ipv4,
									iter);
	else if (service->ipconfig_ipv6 != NULL)
		__connman_ipconfig_append_ethernet(service->ipconfig_ipv6,
									iter);
}

static void append_ipv4(DBusMessageIter *iter, void *user_data)
{
	struct connman_service *service = user_data;

	DBG("ipv4 %p state %s", service->ipconfig_ipv4,
				state2string(service->state_ipv4));

	if (is_connected_state(service, service->state_ipv4) == FALSE)
		return;

	if (service->ipconfig_ipv4 != NULL)
		__connman_ipconfig_append_ipv4(service->ipconfig_ipv4, iter);
}

static void append_ipv6(DBusMessageIter *iter, void *user_data)
{
	struct connman_service *service = user_data;

	DBG("ipv6 %p state %s", service->ipconfig_ipv6,
				state2string(service->state_ipv6));

	if (is_connected_state(service, service->state_ipv6) == FALSE)
		return;

	if (service->ipconfig_ipv6 != NULL)
		__connman_ipconfig_append_ipv6(service->ipconfig_ipv6, iter,
						service->ipconfig_ipv4);
}

static void append_ipv4config(DBusMessageIter *iter, void *user_data)
{
	struct connman_service *service = user_data;

	if (service->ipconfig_ipv4 != NULL)
		__connman_ipconfig_append_ipv4config(service->ipconfig_ipv4,
							iter);
}

static void append_ipv6config(DBusMessageIter *iter, void *user_data)
{
	struct connman_service *service = user_data;

	if (service->ipconfig_ipv6 != NULL)
		__connman_ipconfig_append_ipv6config(service->ipconfig_ipv6,
							iter);
}

static void append_nameservers(DBusMessageIter *iter, char **servers)
{
	int i;

	DBG("%p", servers);

	for (i = 0; servers[i] != NULL; i++) {
		DBG("servers[%d] %s", i, servers[i]);
		dbus_message_iter_append_basic(iter,
					DBUS_TYPE_STRING, &servers[i]);
	}
}

static void append_dns(DBusMessageIter *iter, void *user_data)
{
	struct connman_service *service = user_data;

	if (is_connected(service) == FALSE)
		return;

	if (service->nameservers_config != NULL) {
		append_nameservers(iter, service->nameservers_config);
		return;
	} else {
		if (service->nameservers != NULL)
			append_nameservers(iter, service->nameservers);

		if (service->nameservers_auto != NULL)
			append_nameservers(iter, service->nameservers_auto);
	}
}

static void append_dnsconfig(DBusMessageIter *iter, void *user_data)
{
	struct connman_service *service = user_data;

	if (service->nameservers_config == NULL)
		return;

	append_nameservers(iter, service->nameservers_config);
}

static void append_ts(DBusMessageIter *iter, void *user_data)
{
	GSList *list = user_data;

	while (list != NULL) {
		char *timeserver = list->data;

		if (timeserver != NULL)
			dbus_message_iter_append_basic(iter, DBUS_TYPE_STRING,
					&timeserver);

		list = g_slist_next(list);
	}
}

static void append_tsconfig(DBusMessageIter *iter, void *user_data)
{
	struct connman_service *service = user_data;
	int i;

	if (service->timeservers_config == NULL)
		return;

	for (i = 0; service->timeservers_config[i]; i++) {
		dbus_message_iter_append_basic(iter,
				DBUS_TYPE_STRING,
				&service->timeservers_config[i]);
	}
}

static void append_domainconfig(DBusMessageIter *iter, void *user_data)
{
	struct connman_service *service = user_data;
	int i;

	if (service->domains == NULL)
		return;

	for (i = 0; service->domains[i]; i++)
		dbus_message_iter_append_basic(iter,
				DBUS_TYPE_STRING, &service->domains[i]);
}

static void append_domain(DBusMessageIter *iter, void *user_data)
{
	struct connman_service *service = user_data;

	if (is_connected(service) == FALSE &&
				is_connecting(service) == FALSE)
		return;

	if (service->domains != NULL)
		append_domainconfig(iter, user_data);
	else if (service->domainname != NULL)
		dbus_message_iter_append_basic(iter,
				DBUS_TYPE_STRING, &service->domainname);
}

static void append_proxies(DBusMessageIter *iter, void *user_data)
{
	struct connman_service *service = user_data;
	int i;

	if (service->proxies == NULL)
		return;

	for (i = 0; service->proxies[i]; i++)
		dbus_message_iter_append_basic(iter,
				DBUS_TYPE_STRING, &service->proxies[i]);
}

static void append_excludes(DBusMessageIter *iter, void *user_data)
{
	struct connman_service *service = user_data;
	int i;

	if (service->excludes == NULL)
		return;

	for (i = 0; service->excludes[i]; i++)
		dbus_message_iter_append_basic(iter,
				DBUS_TYPE_STRING, &service->excludes[i]);
}

static void append_proxy(DBusMessageIter *iter, void *user_data)
{
	struct connman_service *service = user_data;
	enum connman_service_proxy_method proxy;
	const char *pac = NULL;
	const char *method = proxymethod2string(
		CONNMAN_SERVICE_PROXY_METHOD_DIRECT);

	DBG("");

	if (is_connected(service) == FALSE)
		return;

	proxy = connman_service_get_proxy_method(service);

	switch (proxy) {
	case CONNMAN_SERVICE_PROXY_METHOD_UNKNOWN:
		return;
	case CONNMAN_SERVICE_PROXY_METHOD_DIRECT:
		goto done;
	case CONNMAN_SERVICE_PROXY_METHOD_MANUAL:
		connman_dbus_dict_append_array(iter, "Servers",
					DBUS_TYPE_STRING, append_proxies,
					service);

		connman_dbus_dict_append_array(iter, "Excludes",
					DBUS_TYPE_STRING, append_excludes,
					service);
		break;
	case CONNMAN_SERVICE_PROXY_METHOD_AUTO:
		/* Maybe DHCP, or WPAD,  has provided an url for a pac file */
		if (service->ipconfig_ipv4 != NULL)
			pac = __connman_ipconfig_get_proxy_autoconfig(
				service->ipconfig_ipv4);
		else if (service->ipconfig_ipv6 != NULL)
			pac = __connman_ipconfig_get_proxy_autoconfig(
				service->ipconfig_ipv6);

		if (service->pac == NULL && pac == NULL)
			goto done;

		if (service->pac != NULL)
			pac = service->pac;

		connman_dbus_dict_append_basic(iter, "URL",
					DBUS_TYPE_STRING, &pac);
		break;
	}

	method = proxymethod2string(proxy);

done:
	connman_dbus_dict_append_basic(iter, "Method",
					DBUS_TYPE_STRING, &method);
}

static void append_proxyconfig(DBusMessageIter *iter, void *user_data)
{
	struct connman_service *service = user_data;
	const char *method;

	if (service->proxy_config == CONNMAN_SERVICE_PROXY_METHOD_UNKNOWN)
		return;

	switch (service->proxy_config) {
	case CONNMAN_SERVICE_PROXY_METHOD_UNKNOWN:
		return;
	case CONNMAN_SERVICE_PROXY_METHOD_DIRECT:
		break;
	case CONNMAN_SERVICE_PROXY_METHOD_MANUAL:
		if (service->proxies != NULL)
			connman_dbus_dict_append_array(iter, "Servers",
						DBUS_TYPE_STRING,
						append_proxies, service);

		if (service->excludes != NULL)
			connman_dbus_dict_append_array(iter, "Excludes",
						DBUS_TYPE_STRING,
						append_excludes, service);
		break;
	case CONNMAN_SERVICE_PROXY_METHOD_AUTO:
		if (service->pac != NULL)
			connman_dbus_dict_append_basic(iter, "URL",
					DBUS_TYPE_STRING, &service->pac);
		break;
	}

	method = proxymethod2string(service->proxy_config);

	connman_dbus_dict_append_basic(iter, "Method",
				DBUS_TYPE_STRING, &method);
}

static void append_provider(DBusMessageIter *iter, void *user_data)
{
	struct connman_service *service = user_data;

	DBG("%p %p", service, service->provider);

	if (is_connected(service) == FALSE)
		return;

	if (service->provider != NULL)
		__connman_provider_append_properties(service->provider, iter);
}


static void settings_changed(struct connman_service *service,
				struct connman_ipconfig *ipconfig)
{
	if (allow_property_changed(service) == FALSE)
		return;

	connman_dbus_property_changed_dict(service->path,
					CONNMAN_SERVICE_INTERFACE, "IPv4",
							append_ipv4, service);

	connman_dbus_property_changed_dict(service->path,
					CONNMAN_SERVICE_INTERFACE, "IPv6",
							append_ipv6, service);

	__connman_notifier_ipconfig_changed(service, ipconfig);
}

static void ipv4_configuration_changed(struct connman_service *service)
{
	if (allow_property_changed(service) == FALSE)
		return;

	connman_dbus_property_changed_dict(service->path,
					CONNMAN_SERVICE_INTERFACE,
							"IPv4.Configuration",
							append_ipv4config,
							service);
}

static void ipv6_configuration_changed(struct connman_service *service)
{
	if (allow_property_changed(service) == FALSE)
		return;

	connman_dbus_property_changed_dict(service->path,
					CONNMAN_SERVICE_INTERFACE,
							"IPv6.Configuration",
							append_ipv6config,
							service);
}

static void dns_changed(struct connman_service *service)
{
	if (allow_property_changed(service) == FALSE)
		return;

	connman_dbus_property_changed_array(service->path,
				CONNMAN_SERVICE_INTERFACE, "Nameservers",
					DBUS_TYPE_STRING, append_dns, service);
}

static void dns_configuration_changed(struct connman_service *service)
{
	if (allow_property_changed(service) == FALSE)
		return;

	connman_dbus_property_changed_array(service->path,
				CONNMAN_SERVICE_INTERFACE,
				"Nameservers.Configuration",
				DBUS_TYPE_STRING, append_dnsconfig, service);

	dns_changed(service);
}

static void domain_changed(struct connman_service *service)
{
	if (allow_property_changed(service) == FALSE)
		return;

	connman_dbus_property_changed_array(service->path,
				CONNMAN_SERVICE_INTERFACE, "Domains",
				DBUS_TYPE_STRING, append_domain, service);
}

static void domain_configuration_changed(struct connman_service *service)
{
	if (allow_property_changed(service) == FALSE)
		return;

	connman_dbus_property_changed_array(service->path,
				CONNMAN_SERVICE_INTERFACE,
				"Domains.Configuration",
				DBUS_TYPE_STRING, append_domainconfig, service);
}

static void proxy_changed(struct connman_service *service)
{
	if (allow_property_changed(service) == FALSE)
		return;

	connman_dbus_property_changed_dict(service->path,
					CONNMAN_SERVICE_INTERFACE, "Proxy",
							append_proxy, service);
}

static void proxy_configuration_changed(struct connman_service *service)
{
	if (allow_property_changed(service) == FALSE)
		return;

	connman_dbus_property_changed_dict(service->path,
			CONNMAN_SERVICE_INTERFACE, "Proxy.Configuration",
						append_proxyconfig, service);

	proxy_changed(service);
}

static void timeservers_configuration_changed(struct connman_service *service)
{
	if (allow_property_changed(service) == FALSE)
		return;

	connman_dbus_property_changed_array(service->path,
			CONNMAN_SERVICE_INTERFACE,
			"Timeservers.Configuration",
			DBUS_TYPE_STRING,
			append_tsconfig, service);
}

static void link_changed(struct connman_service *service)
{
	if (allow_property_changed(service) == FALSE)
		return;

	connman_dbus_property_changed_dict(service->path,
					CONNMAN_SERVICE_INTERFACE, "Ethernet",
						append_ethernet, service);
}

static void stats_append_counters(DBusMessageIter *dict,
			struct connman_stats_data *stats,
			struct connman_stats_data *counters,
			connman_bool_t append_all)
{
	if (counters->rx_packets != stats->rx_packets || append_all) {
		counters->rx_packets = stats->rx_packets;
		connman_dbus_dict_append_basic(dict, "RX.Packets",
					DBUS_TYPE_UINT32, &stats->rx_packets);
	}

	if (counters->tx_packets != stats->tx_packets || append_all) {
		counters->tx_packets = stats->tx_packets;
		connman_dbus_dict_append_basic(dict, "TX.Packets",
					DBUS_TYPE_UINT32, &stats->tx_packets);
	}

	if (counters->rx_bytes != stats->rx_bytes || append_all) {
		counters->rx_bytes = stats->rx_bytes;
		connman_dbus_dict_append_basic(dict, "RX.Bytes",
					DBUS_TYPE_UINT32, &stats->rx_bytes);
	}

	if (counters->tx_bytes != stats->tx_bytes || append_all) {
		counters->tx_bytes = stats->tx_bytes;
		connman_dbus_dict_append_basic(dict, "TX.Bytes",
					DBUS_TYPE_UINT32, &stats->tx_bytes);
	}

	if (counters->rx_errors != stats->rx_errors || append_all) {
		counters->rx_errors = stats->rx_errors;
		connman_dbus_dict_append_basic(dict, "RX.Errors",
					DBUS_TYPE_UINT32, &stats->rx_errors);
	}

	if (counters->tx_errors != stats->tx_errors || append_all) {
		counters->tx_errors = stats->tx_errors;
		connman_dbus_dict_append_basic(dict, "TX.Errors",
					DBUS_TYPE_UINT32, &stats->tx_errors);
	}

	if (counters->rx_dropped != stats->rx_dropped || append_all) {
		counters->rx_dropped = stats->rx_dropped;
		connman_dbus_dict_append_basic(dict, "RX.Dropped",
					DBUS_TYPE_UINT32, &stats->rx_dropped);
	}

	if (counters->tx_dropped != stats->tx_dropped || append_all) {
		counters->tx_dropped = stats->tx_dropped;
		connman_dbus_dict_append_basic(dict, "TX.Dropped",
					DBUS_TYPE_UINT32, &stats->tx_dropped);
	}

	if (counters->time != stats->time || append_all) {
		counters->time = stats->time;
		connman_dbus_dict_append_basic(dict, "Time",
					DBUS_TYPE_UINT32, &stats->time);
	}
}

static void stats_append(struct connman_service *service,
				const char *counter,
				struct connman_stats_counter *counters,
				connman_bool_t append_all)
{
	DBusMessageIter array, dict;
	DBusMessage *msg;

	DBG("service %p counter %s", service, counter);

	msg = dbus_message_new(DBUS_MESSAGE_TYPE_METHOD_CALL);
	if (msg == NULL)
		return;

	dbus_message_append_args(msg, DBUS_TYPE_OBJECT_PATH,
				&service->path, DBUS_TYPE_INVALID);

	dbus_message_iter_init_append(msg, &array);

	/* home counter */
	connman_dbus_dict_open(&array, &dict);

	stats_append_counters(&dict, &service->stats.data,
				&counters->stats.data, append_all);

	connman_dbus_dict_close(&array, &dict);

	/* roaming counter */
	connman_dbus_dict_open(&array, &dict);

	stats_append_counters(&dict, &service->stats_roaming.data,
				&counters->stats_roaming.data, append_all);

	connman_dbus_dict_close(&array, &dict);

	__connman_counter_send_usage(counter, msg);
}

static void stats_update(struct connman_service *service,
				unsigned int rx_packets, unsigned int tx_packets,
				unsigned int rx_bytes, unsigned int tx_bytes,
				unsigned int rx_errors, unsigned int tx_errors,
				unsigned int rx_dropped, unsigned int tx_dropped)
{
	struct connman_stats *stats = stats_get(service);
	struct connman_stats_data *data_last = &stats->data_last;
	struct connman_stats_data *data = &stats->data;
	unsigned int seconds;

	DBG("service %p", service);

	if (stats->valid == TRUE) {
		data->rx_packets +=
			rx_packets - data_last->rx_packets;
		data->tx_packets +=
			tx_packets - data_last->tx_packets;
		data->rx_bytes +=
			rx_bytes - data_last->rx_bytes;
		data->tx_bytes +=
			tx_bytes - data_last->tx_bytes;
		data->rx_errors +=
			rx_errors - data_last->rx_errors;
		data->tx_errors +=
			tx_errors - data_last->tx_errors;
		data->rx_dropped +=
			rx_dropped - data_last->rx_dropped;
		data->tx_dropped +=
			tx_dropped - data_last->tx_dropped;
	} else {
		stats->valid = TRUE;
	}

	data_last->rx_packets = rx_packets;
	data_last->tx_packets = tx_packets;
	data_last->rx_bytes = rx_bytes;
	data_last->tx_bytes = tx_bytes;
	data_last->rx_errors = rx_errors;
	data_last->tx_errors = tx_errors;
	data_last->rx_dropped = rx_dropped;
	data_last->tx_dropped = tx_dropped;

	seconds = g_timer_elapsed(stats->timer, NULL);
	stats->data.time = stats->data_last.time + seconds;
}

void __connman_service_notify(struct connman_service *service,
			unsigned int rx_packets, unsigned int tx_packets,
			unsigned int rx_bytes, unsigned int tx_bytes,
			unsigned int rx_errors, unsigned int tx_errors,
			unsigned int rx_dropped, unsigned int tx_dropped)
{
	GHashTableIter iter;
	gpointer key, value;
	const char *counter;
	struct connman_stats_counter *counters;
	struct connman_stats_data *data;
	int err;

	if (service == NULL)
		return;

	if (is_connected(service) == FALSE)
		return;

	stats_update(service,
		rx_packets, tx_packets,
		rx_bytes, tx_bytes,
		rx_errors, tx_errors,
		rx_dropped, tx_dropped);

	data = &stats_get(service)->data;
	err = __connman_stats_update(service, service->roaming, data);
	if (err < 0)
		connman_error("Failed to store statistics for %s",
				service->identifier);

	g_hash_table_iter_init(&iter, service->counter_table);
	while (g_hash_table_iter_next(&iter, &key, &value)) {
		counter = key;
		counters = value;

		stats_append(service, counter, counters, counters->append_all);
		counters->append_all = FALSE;
	}
}

int __connman_service_counter_register(const char *counter)
{
	struct connman_service *service;
	GSequenceIter *iter;
	struct connman_stats_counter *counters;

	DBG("counter %s", counter);

	counter_list = g_slist_prepend(counter_list, (gpointer)counter);

	iter = g_sequence_get_begin_iter(service_list);

	while (g_sequence_iter_is_end(iter) == FALSE) {
		service = g_sequence_get(iter);

		counters = g_try_new0(struct connman_stats_counter, 1);
		if (counters == NULL)
			return -ENOMEM;

		counters->append_all = TRUE;

		g_hash_table_replace(service->counter_table, (gpointer)counter,
					counters);

		iter = g_sequence_iter_next(iter);
	}

	return 0;
}

void __connman_service_counter_unregister(const char *counter)
{
	struct connman_service *service;
	GSequenceIter *iter;

	DBG("counter %s", counter);

	iter = g_sequence_get_begin_iter(service_list);

	while (g_sequence_iter_is_end(iter) == FALSE) {
		service = g_sequence_get(iter);

		g_hash_table_remove(service->counter_table, counter);

		iter = g_sequence_iter_next(iter);
	}

	counter_list = g_slist_remove(counter_list, counter);
}

GSequence *__connman_service_get_list(struct connman_session *session,
				service_match_cb service_match,
				create_service_entry_cb create_service_entry,
				GDestroyNotify destroy_service_entry)
{
	GSequence *list;
	GSequenceIter *iter;
	struct connman_service *service;
	struct service_entry *entry;

	list = g_sequence_new(destroy_service_entry);
	if (list == NULL)
		return NULL;

	iter = g_sequence_get_begin_iter(service_list);

	while (g_sequence_iter_is_end(iter) == FALSE) {
		service = g_sequence_get(iter);

		if (service_match(session, service) == TRUE) {
			entry = create_service_entry(service, service->name,
							service->state);
			if (entry == NULL)
				return list;

			g_sequence_append(list, entry);
		}

		iter = g_sequence_iter_next(iter);
	}

	return list;
}

void __connman_service_session_inc(struct connman_service *service)
{
	DBG("service %p ref count %d", service,
		service->session_usage_count + 1);

	__sync_fetch_and_add(&service->session_usage_count, 1);
}

connman_bool_t __connman_service_session_dec(struct connman_service *service)
{
	DBG("service %p ref count %d", service,
		service->session_usage_count - 1);

	if (__sync_fetch_and_sub(&service->session_usage_count, 1) != 1)
		return FALSE;

	return TRUE;
}

static void append_properties(DBusMessageIter *dict, dbus_bool_t limited,
					struct connman_service *service)
{
	const char *str;
	GSList *list;

	str = __connman_service_type2string(service->type);
	if (str != NULL)
		connman_dbus_dict_append_basic(dict, "Type",
						DBUS_TYPE_STRING, &str);

	connman_dbus_dict_append_array(dict, "Security",
				DBUS_TYPE_STRING, append_security, service);

	// TODO: This is a temporary hack to support fetching the passphrase
	// from lowpan networks!

	// Long term, I’d rather have a way for a ConnMan client to be able to
	// explicitly query authentication credentials for a service instead of always
	// providing them with the service dictionary. My reasoning is that since
	// the dictionary has never had sensitive information in it before that
	// there might be code that is using it in a way that would not be
	// appropriate for network security credentials. More about hardening
	// than anything else.

	// TODO: This is another temporary hack to expose WiFi PSKs in support of Roger's in-field provisioning efforts.
	// The NetworkManager API shall remain the same, but how we do things here in ConnMan may change.

	if ((service->type == CONNMAN_SERVICE_TYPE_LOWPAN || service->type == CONNMAN_SERVICE_TYPE_WIFI)
		&& (service->passphrase != NULL))
		connman_dbus_dict_append_basic(dict, "Passphrase",
					DBUS_TYPE_STRING, &service->passphrase);

	str = state2string(service->state);
	if (str != NULL)
		connman_dbus_dict_append_basic(dict, "State",
						DBUS_TYPE_STRING, &str);

	str = error2string(service->error);
	if (str != NULL)
		connman_dbus_dict_append_basic(dict, "Error",
						DBUS_TYPE_STRING, &str);

	if (service->strength > 0)
		connman_dbus_dict_append_basic(dict, "Strength",
					DBUS_TYPE_BYTE, &service->strength);

	connman_dbus_dict_append_basic(dict, "Favorite",
					DBUS_TYPE_BOOLEAN, &service->favorite);

	connman_dbus_dict_append_basic(dict, "Immutable",
					DBUS_TYPE_BOOLEAN, &service->immutable);

	if (service->favorite == TRUE)
		connman_dbus_dict_append_basic(dict, "AutoConnect",
				DBUS_TYPE_BOOLEAN, &service->autoconnect);
	else
		connman_dbus_dict_append_basic(dict, "AutoConnect",
					DBUS_TYPE_BOOLEAN, &service->favorite);

	if (service->name != NULL)
		connman_dbus_dict_append_basic(dict, "Name",
					DBUS_TYPE_STRING, &service->name);

	switch (service->type) {
	case CONNMAN_SERVICE_TYPE_UNKNOWN:
	case CONNMAN_SERVICE_TYPE_SYSTEM:
	case CONNMAN_SERVICE_TYPE_GPS:
	case CONNMAN_SERVICE_TYPE_VPN:
	case CONNMAN_SERVICE_TYPE_GADGET:
		break;
	case CONNMAN_SERVICE_TYPE_CELLULAR:
		connman_dbus_dict_append_basic(dict, "Roaming",
					DBUS_TYPE_BOOLEAN, &service->roaming);

		connman_dbus_dict_append_dict(dict, "Ethernet",
						append_ethernet, service);
		break;
	case CONNMAN_SERVICE_TYPE_WIFI:
	case CONNMAN_SERVICE_TYPE_LOWPAN:
	case CONNMAN_SERVICE_TYPE_ETHERNET:
	case CONNMAN_SERVICE_TYPE_BLUETOOTH:
		connman_dbus_dict_append_dict(dict, "Ethernet",
						append_ethernet, service);
		break;
	}

	connman_dbus_dict_append_dict(dict, "IPv4", append_ipv4, service);

	connman_dbus_dict_append_dict(dict, "IPv4.Configuration",
						append_ipv4config, service);

	connman_dbus_dict_append_dict(dict, "IPv6", append_ipv6, service);

	connman_dbus_dict_append_dict(dict, "IPv6.Configuration",
						append_ipv6config, service);

	connman_dbus_dict_append_array(dict, "Nameservers",
				DBUS_TYPE_STRING, append_dns, service);

	connman_dbus_dict_append_array(dict, "Nameservers.Configuration",
				DBUS_TYPE_STRING, append_dnsconfig, service);

	if (service->state == CONNMAN_SERVICE_STATE_READY ||
			service->state == CONNMAN_SERVICE_STATE_ONLINE)
		list = __connman_timeserver_get_all(service);
	else
		list = NULL;

	connman_dbus_dict_append_array(dict, "Timeservers",
				DBUS_TYPE_STRING, append_ts, list);

	g_slist_free_full(list, g_free);

	connman_dbus_dict_append_array(dict, "Timeservers.Configuration",
				DBUS_TYPE_STRING, append_tsconfig, service);

	connman_dbus_dict_append_array(dict, "Domains",
				DBUS_TYPE_STRING, append_domain, service);

	connman_dbus_dict_append_array(dict, "Domains.Configuration",
				DBUS_TYPE_STRING, append_domainconfig, service);

	connman_dbus_dict_append_dict(dict, "Proxy", append_proxy, service);

	connman_dbus_dict_append_dict(dict, "Proxy.Configuration",
						append_proxyconfig, service);

	connman_dbus_dict_append_dict(dict, "Provider",
						append_provider, service);
}

static void append_struct_service(DBusMessageIter *iter,
		connman_dbus_append_cb_t function,
		struct connman_service *service)
{
	DBusMessageIter entry, dict;
	
	if (service->path == NULL) {
		DBG("append_struct_service: [service %p] service->path is NULL!", service);
		return;
	}

	dbus_message_iter_open_container(iter, DBUS_TYPE_STRUCT, NULL, &entry);

	
	dbus_message_iter_append_basic(&entry, DBUS_TYPE_OBJECT_PATH,
							&service->path);

	connman_dbus_dict_open(&entry, &dict);
	if (function != NULL)
		function(&dict, service);
	connman_dbus_dict_close(&entry, &dict);

	dbus_message_iter_close_container(iter, &entry);
}

static void append_dict_properties(DBusMessageIter *dict, void *user_data)
{
	struct connman_service *service = user_data;

	append_properties(dict, TRUE, service);
}

static void append_struct(gpointer value, gpointer user_data)
{
	struct connman_service *service = value;
	DBusMessageIter *iter = user_data;

	if (service->path == NULL)
		return;

	append_struct_service(iter, append_dict_properties, service);
}

void __connman_service_list_struct(DBusMessageIter *iter)
{
	g_sequence_foreach(service_list, append_struct, iter);
}

connman_bool_t __connman_service_is_hidden(struct connman_service *service)
{
	return service->hidden;
}

connman_bool_t
__connman_service_is_split_routing(struct connman_service *service)
{
	return service->do_split_routing;
}

int __connman_service_get_index(struct connman_service *service)
{
	if (service == NULL)
		return -1;

	if (service->network != NULL)
		return connman_network_get_index(service->network);
	else if (service->provider != NULL)
		return connman_provider_get_index(service->provider);

	return -1;
}

void __connman_service_set_hidden(struct connman_service *service)
{
	if (service == NULL || service->hidden == TRUE)
		return;

	service->hidden_service = TRUE;
}

void __connman_service_set_domainname(struct connman_service *service,
						const char *domainname)
{
	if (service == NULL || service->hidden == TRUE)
		return;

	g_free(service->domainname);
	service->domainname = g_strdup(domainname);

	domain_changed(service);
}

const char *connman_service_get_domainname(struct connman_service *service)
{
	if (service == NULL)
		return NULL;

	if (service->domains != NULL)
		return service->domains[0];
	else
		return service->domainname;
}

char **connman_service_get_nameservers(struct connman_service *service)
{
	if (service == NULL)
		return NULL;

	if (service->nameservers_config != NULL)
		return g_strdupv(service->nameservers_config);
	else if (service->nameservers != NULL ||
					service->nameservers_auto != NULL) {
		int len = 0, len_auto = 0, i;
		char **nameservers;

		if (service->nameservers != NULL)
			len = g_strv_length(service->nameservers);
		if (service->nameservers_auto != NULL)
			len_auto = g_strv_length(service->nameservers_auto);

		nameservers = g_try_new0(char *, len + len_auto + 1);
		if (nameservers == NULL)
			return NULL;

		for (i = 0; i < len; i++)
			nameservers[i] = g_strdup(service->nameservers[i]);

		for (i = 0; i < len_auto; i++)
			nameservers[i + len] =
				g_strdup(service->nameservers_auto[i]);

		return nameservers;
	}

	return NULL;
}

char **connman_service_get_timeservers_config(struct connman_service *service)
{
	if (service == NULL)
		return NULL;

	return service->timeservers_config;
}

char **connman_service_get_timeservers(struct connman_service *service)
{
	if (service == NULL)
		return NULL;

	if (service->timeservers != NULL)
		return service->timeservers;

	return NULL;
}

void connman_service_set_proxy_method(struct connman_service *service,
					enum connman_service_proxy_method method)
{
	if (service == NULL || service->hidden == TRUE)
		return;

	service->proxy = method;

	proxy_changed(service);

	if (method != CONNMAN_SERVICE_PROXY_METHOD_AUTO)
		__connman_notifier_proxy_changed(service);
}

enum connman_service_proxy_method connman_service_get_proxy_method(
					struct connman_service *service)
{
	if (service == NULL)
		return CONNMAN_SERVICE_PROXY_METHOD_UNKNOWN;

	if (service->proxy_config != CONNMAN_SERVICE_PROXY_METHOD_UNKNOWN) {
		if (service->proxy_config == CONNMAN_SERVICE_PROXY_METHOD_AUTO &&
				service->pac == NULL)
			return service->proxy;

		return service->proxy_config;
	}

	return service->proxy;
}

char **connman_service_get_proxy_servers(struct connman_service *service)
{
	return g_strdupv(service->proxies);
}

char **connman_service_get_proxy_excludes(struct connman_service *service)
{
	return g_strdupv(service->excludes);
}

const char *connman_service_get_proxy_url(struct connman_service *service)
{
	if (service == NULL)
		return NULL;

	return service->pac;
}

void __connman_service_set_proxy_autoconfig(struct connman_service *service,
							const char *url)
{
	if (service == NULL || service->hidden == TRUE)
		return;

	service->proxy = CONNMAN_SERVICE_PROXY_METHOD_AUTO;

	if (service->ipconfig_ipv4) {
		if (__connman_ipconfig_set_proxy_autoconfig(
			    service->ipconfig_ipv4, url) < 0)
			return;
	} else if (service->ipconfig_ipv6) {
		if (__connman_ipconfig_set_proxy_autoconfig(
			    service->ipconfig_ipv6, url) < 0)
			return;
	} else
		return;

	proxy_changed(service);

	__connman_notifier_proxy_changed(service);
}

const char *connman_service_get_proxy_autoconfig(struct connman_service *service)
{
	if (service == NULL)
		return NULL;

	if (service->ipconfig_ipv4)
		return __connman_ipconfig_get_proxy_autoconfig(
						service->ipconfig_ipv4);
	else if (service->ipconfig_ipv6)
		return __connman_ipconfig_get_proxy_autoconfig(
						service->ipconfig_ipv6);
	return NULL;
}

int __connman_service_timeserver_append(struct connman_service *service,
						const char *timeserver)
{
	int len;

	DBG("service %p timeserver %s", service, timeserver);

	if (timeserver == NULL)
		return -EINVAL;

	if (service->timeservers != NULL) {
		int i;

		for (i = 0; service->timeservers[i] != NULL; i++)
			if (g_strcmp0(service->timeservers[i], timeserver) == 0)
				return -EEXIST;

		len = g_strv_length(service->timeservers);
		service->timeservers = g_try_renew(char *, service->timeservers,
							len + 2);
	} else {
		len = 0;
		service->timeservers = g_try_new0(char *, len + 2);
	}

	if (service->timeservers == NULL)
		return -ENOMEM;

	service->timeservers[len] = g_strdup(timeserver);
	service->timeservers[len + 1] = NULL;

	return 0;
}

int __connman_service_timeserver_remove(struct connman_service *service,
						const char *timeserver)
{
	char **servers;
	int len, i, j, found = 0;

	DBG("service %p timeserver %s", service, timeserver);

	if (timeserver == NULL)
		return -EINVAL;

	if (service->timeservers == NULL)
		return 0;

	for (i = 0; service->timeservers != NULL &&
					service->timeservers[i] != NULL; i++)
		if (g_strcmp0(service->timeservers[i], timeserver) == 0) {
			found = 1;
			break;
		}

	if (found == 0)
		return 0;

	len = g_strv_length(service->timeservers);

	if (len == 1) {
		g_strfreev(service->timeservers);
		service->timeservers = NULL;

		return 0;
	}

	servers = g_try_new0(char *, len);
	if (servers == NULL)
		return -ENOMEM;

	for (i = 0, j = 0; i < len; i++) {
		if (g_strcmp0(service->timeservers[i], timeserver) != 0) {
			servers[j] = g_strdup(service->timeservers[i]);
			if (servers[j] == NULL)
				return -ENOMEM;
			j++;
		}
	}
	servers[len - 1] = NULL;

	g_strfreev(service->timeservers);
	service->timeservers = servers;

	return 0;
}

void __connman_service_timeserver_changed(struct connman_service *service,
		GSList *ts_list)
{
	if (service == NULL)
		return;

	if (allow_property_changed(service) == FALSE)
		return;

	connman_dbus_property_changed_array(service->path,
			CONNMAN_SERVICE_INTERFACE, "Timeservers",
			DBUS_TYPE_STRING, append_ts, ts_list);
}

void __connman_service_set_pac(struct connman_service *service,
					const char *pac)
{
	if (service->hidden == TRUE)
		return;
	g_free(service->pac);
	service->pac = g_strdup(pac);

	proxy_changed(service);
}

void __connman_service_set_identity(struct connman_service *service,
					const char *identity)
{
	if (service->immutable || service->hidden == TRUE)
		return;

	g_free(service->identity);
	service->identity = g_strdup(identity);

	if (service->network != NULL)
		connman_network_set_string(service->network,
					"WiFi.Identity",
					service->identity);
}

void __connman_service_set_agent_identity(struct connman_service *service,
						const char *agent_identity)
{
	if (service->hidden == TRUE)
		return;
	g_free(service->agent_identity);
	service->agent_identity = g_strdup(agent_identity);

	if (service->network != NULL)
		connman_network_set_string(service->network,
					"WiFi.AgentIdentity",
					service->agent_identity);
}

static int check_passphrase(struct connman_service *service,
				enum connman_service_security security,
				const char *passphrase)
{
	guint i;
	gsize length;

	if (passphrase == NULL) {
		/*
		 * This will prevent __connman_service_set_passphrase() to
		 * wipe the passphrase out in case of -ENOKEY error for a
		 * favorite service. */
		if (service->favorite == TRUE)
			return 1;
		else
			return 0;
	}

	length = strlen(passphrase);

	switch (security) {
	case CONNMAN_SERVICE_SECURITY_PSK:
	case CONNMAN_SERVICE_SECURITY_WPA:
	case CONNMAN_SERVICE_SECURITY_RSN:
		/* A raw key is always 64 bytes length,
		 * its content is in hex representation.
		 * A PSK key must be between [8..63].
		 */
		if (length == 64) {
			for (i = 0; i < 64; i++)
				if (!isxdigit((unsigned char)
					      passphrase[i]))
					return -ENOKEY;
		} else if (length < 8 || length > 63)
			return -ENOKEY;
		break;
	case CONNMAN_SERVICE_SECURITY_WEP:
		/* length of WEP key is 10 or 26
		 * length of WEP passphrase is 5 or 13
		 */
		if (length == 10 || length == 26) {
			for (i = 0; i < length; i++)
				if (!isxdigit((unsigned char)
					      passphrase[i]))
					return -ENOKEY;
		} else if (length != 5 && length != 13)
			return -ENOKEY;
		break;
	case CONNMAN_SERVICE_SECURITY_UNKNOWN:
	case CONNMAN_SERVICE_SECURITY_NONE:
	case CONNMAN_SERVICE_SECURITY_8021X:
		break;
	}

	return 0;
}

int __connman_service_set_passphrase(struct connman_service *service,
					const char *passphrase)
{
	int err = 0;

	if (service->immutable == TRUE || service->hidden == TRUE)
		return -EINVAL;

	err = check_passphrase(service, service->security, passphrase);

	if (err == 0) {
		g_free(service->passphrase);
		service->passphrase = g_strdup(passphrase);

		if (service->network != NULL)
			connman_network_set_string(service->network,
							"WiFi.Passphrase",
							service->passphrase);
		service_save(service);
	}

	return err;
}

const char *__connman_service_get_passphrase(struct connman_service *service)
{
	if (service == NULL)
		return NULL;

	return service->passphrase;
}

void __connman_service_set_agent_passphrase(struct connman_service *service,
						const char *agent_passphrase)
{
	if (service->hidden == TRUE)
		return;
	g_free(service->agent_passphrase);
	service->agent_passphrase = g_strdup(agent_passphrase);

	if (service->network != NULL)
		connman_network_set_string(service->network,
					"WiFi.AgentPassphrase",
					service->agent_passphrase);
}

static DBusMessage *get_properties(DBusConnection *conn,
					DBusMessage *msg, void *user_data)
{
	struct connman_service *service = user_data;
	DBusMessage *reply;
	DBusMessageIter array, dict;

	DBG("service %p", service);

	reply = dbus_message_new_method_return(msg);
	if (reply == NULL)
		return NULL;

	dbus_message_iter_init_append(reply, &array);

	connman_dbus_dict_open(&array, &dict);
	append_properties(&dict, FALSE, service);
	connman_dbus_dict_close(&array, &dict);

	return reply;
}

static int update_proxy_configuration(struct connman_service *service,
				DBusMessageIter *array)
{
	DBusMessageIter dict;
	enum connman_service_proxy_method method;
	GString *servers_str = NULL;
	GString *excludes_str = NULL;
	const char *url = NULL;

	method = CONNMAN_SERVICE_PROXY_METHOD_UNKNOWN;

	dbus_message_iter_recurse(array, &dict);

	while (dbus_message_iter_get_arg_type(&dict) == DBUS_TYPE_DICT_ENTRY) {
		DBusMessageIter entry, variant;
		const char *key;
		int type;

		dbus_message_iter_recurse(&dict, &entry);

		if (dbus_message_iter_get_arg_type(&entry) != DBUS_TYPE_STRING)
			goto error;

		dbus_message_iter_get_basic(&entry, &key);
		dbus_message_iter_next(&entry);

		if (dbus_message_iter_get_arg_type(&entry) != DBUS_TYPE_VARIANT)
			goto error;

		dbus_message_iter_recurse(&entry, &variant);

		type = dbus_message_iter_get_arg_type(&variant);

		if (g_str_equal(key, "Method") == TRUE) {
			const char *val;

			if (type != DBUS_TYPE_STRING)
				goto error;

			dbus_message_iter_get_basic(&variant, &val);
			method = string2proxymethod(val);
		} else if (g_str_equal(key, "URL") == TRUE) {
			if (type != DBUS_TYPE_STRING)
				goto error;

			dbus_message_iter_get_basic(&variant, &url);
		} else if (g_str_equal(key, "Servers") == TRUE) {
			DBusMessageIter str_array;

			if (type != DBUS_TYPE_ARRAY)
				goto error;

			servers_str = g_string_new(NULL);
			if (servers_str == NULL)
				goto error;

			dbus_message_iter_recurse(&variant, &str_array);

			while (dbus_message_iter_get_arg_type(&str_array) ==
							DBUS_TYPE_STRING) {
				char *val = NULL;

				dbus_message_iter_get_basic(&str_array, &val);

				if (servers_str->len > 0)
					g_string_append_printf(servers_str,
							" %s", val);
				else
					g_string_append(servers_str, val);

				dbus_message_iter_next(&str_array);
			}
		} else if (g_str_equal(key, "Excludes") == TRUE) {
			DBusMessageIter str_array;

			if (type != DBUS_TYPE_ARRAY)
				goto error;

			excludes_str = g_string_new(NULL);
			if (excludes_str == NULL)
				goto error;

			dbus_message_iter_recurse(&variant, &str_array);

			while (dbus_message_iter_get_arg_type(&str_array) ==
							DBUS_TYPE_STRING) {
				char *val = NULL;

				dbus_message_iter_get_basic(&str_array, &val);

				if (excludes_str->len > 0)
					g_string_append_printf(excludes_str,
							" %s", val);
				else
					g_string_append(excludes_str, val);

				dbus_message_iter_next(&str_array);
			}
		}

		dbus_message_iter_next(&dict);
	}

	switch (method) {
	case CONNMAN_SERVICE_PROXY_METHOD_DIRECT:
		break;
	case CONNMAN_SERVICE_PROXY_METHOD_MANUAL:
		if (servers_str == NULL && service->proxies == NULL)
			goto error;

		if (servers_str != NULL) {
			g_strfreev(service->proxies);

			if (servers_str->len > 0)
				service->proxies = g_strsplit_set(
					servers_str->str, " ", 0);
			else
				service->proxies = NULL;
		}

		if (excludes_str != NULL) {
			g_strfreev(service->excludes);

			if (excludes_str->len > 0)
				service->excludes = g_strsplit_set(
					excludes_str->str, " ", 0);
			else
				service->excludes = NULL;
		}

		if (service->proxies == NULL)
			method = CONNMAN_SERVICE_PROXY_METHOD_DIRECT;

		break;
	case CONNMAN_SERVICE_PROXY_METHOD_AUTO:
		g_free(service->pac);

		if (url != NULL && strlen(url) > 0)
			service->pac = g_strdup(url);
		else
			service->pac = NULL;

		/* if we are connected:
		   - if service->pac == NULL
		   - if __connman_ipconfig_get_proxy_autoconfig(
		   service->ipconfig) == NULL
		   --> We should start WPAD */

		break;
	case CONNMAN_SERVICE_PROXY_METHOD_UNKNOWN:
		goto error;
	}

	if (servers_str != NULL)
		g_string_free(servers_str, TRUE);

	if (excludes_str != NULL)
		g_string_free(excludes_str, TRUE);

	service->proxy_config = method;

	return 0;

error:
	if (servers_str != NULL)
		g_string_free(servers_str, TRUE);

	if (excludes_str != NULL)
		g_string_free(excludes_str, TRUE);

	return -EINVAL;
}

static int set_ipconfig(struct connman_service *service,
			struct connman_ipconfig *ipconfig,
			DBusMessageIter *array,
			enum connman_service_state state,
			enum connman_service_state *new_state)
{
	enum connman_ipconfig_method old_method;
	enum connman_ipconfig_method method = CONNMAN_IPCONFIG_METHOD_UNKNOWN;
	enum connman_ipconfig_type type;
	int err;

	if (ipconfig == NULL)
		return -EINVAL;

	old_method = __connman_ipconfig_get_method(ipconfig);

	if (is_connecting_state(service, state) ||
					is_connected_state(service, state))
		__connman_network_clear_ipconfig(service->network, ipconfig);

	err = __connman_ipconfig_set_config(ipconfig, array);
	method = __connman_ipconfig_get_method(ipconfig);
	type = __connman_ipconfig_get_config_type(ipconfig);

	if (type == CONNMAN_IPCONFIG_TYPE_IPV4) {
		if (err == 0 && old_method == CONNMAN_IPCONFIG_METHOD_OFF &&
				method == CONNMAN_IPCONFIG_METHOD_DHCP) {
			*new_state = service->state_ipv4;
			__connman_ipconfig_enable(ipconfig);
			__connman_service_auto_connect();
		}

	} else if (type == CONNMAN_IPCONFIG_TYPE_IPV6) {
		if (err == 0 && old_method == CONNMAN_IPCONFIG_METHOD_OFF &&
				method == CONNMAN_IPCONFIG_METHOD_AUTO) {
			*new_state = service->state_ipv6;
			__connman_ipconfig_enable(ipconfig);
			__connman_service_auto_connect();
		}
	}

	DBG("err %d ipconfig %p type %d method %d state %s", err, ipconfig,
		type, method, state2string(*new_state));

	return err;
}

static DBusMessage *set_property(DBusConnection *conn,
					DBusMessage *msg, void *user_data)
{
	struct connman_service *service = user_data;
	DBusMessageIter iter, value;
	const char *name;
	int type;

	DBG("service %p", service);

	if (dbus_message_iter_init(msg, &iter) == FALSE)
		return __connman_error_invalid_arguments(msg);

	if (dbus_message_iter_get_arg_type(&iter) != DBUS_TYPE_STRING)
		return __connman_error_invalid_arguments(msg);

	dbus_message_iter_get_basic(&iter, &name);
	dbus_message_iter_next(&iter);

	if (dbus_message_iter_get_arg_type(&iter) != DBUS_TYPE_VARIANT)
		return __connman_error_invalid_arguments(msg);

	dbus_message_iter_recurse(&iter, &value);

	type = dbus_message_iter_get_arg_type(&value);

	if (g_str_equal(name, "AutoConnect") == TRUE) {
		connman_bool_t autoconnect;

		if (type != DBUS_TYPE_BOOLEAN)
			return __connman_error_invalid_arguments(msg);

		if (service->favorite == FALSE)
			return __connman_error_invalid_service(msg);

		dbus_message_iter_get_basic(&value, &autoconnect);

		if (service->autoconnect == autoconnect)
			return g_dbus_create_reply(msg, DBUS_TYPE_INVALID);

		service->autoconnect = autoconnect;

		autoconnect_changed(service);

		if (autoconnect == TRUE)
			__connman_service_auto_connect();

		service_save(service);
	} else if (g_str_equal(name, "Nameservers.Configuration") == TRUE) {
		DBusMessageIter entry;
		GString *str;
		int index;
		const char *gw;

		if (type != DBUS_TYPE_ARRAY)
			return __connman_error_invalid_arguments(msg);

		str = g_string_new(NULL);
		if (str == NULL)
			return __connman_error_invalid_arguments(msg);

		index = connman_network_get_index(service->network);
		gw = __connman_ipconfig_get_gateway_from_index(index,
			CONNMAN_IPCONFIG_TYPE_ALL);

		if (gw && strlen(gw))
			__connman_service_nameserver_del_routes(service,
						CONNMAN_IPCONFIG_TYPE_ALL);

		dbus_message_iter_recurse(&value, &entry);