/* * * Connection Manager * * Copyright (C) 2007-2014 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 #endif #include #include #include #include #include #include #include #include #include #include #include #include #include "connman.h" #define CONNECT_TIMEOUT 120 #define USER_ROOT 0 #define USER_NONE (uid_t)-1 #if defined TIZEN_EXT #define WIFI_BSSID_STR_LEN 18 #endif static DBusConnection *connection = NULL; static GList *service_list = NULL; static GHashTable *service_hash = NULL; static GSList *counter_list = NULL; static unsigned int autoconnect_timeout = 0; static unsigned int vpn_autoconnect_timeout = 0; static struct connman_service *current_default = NULL; static bool services_dirty = false; struct connman_stats { bool valid; bool enabled; struct connman_stats_data data_last; struct connman_stats_data data; GTimer *timer; }; struct connman_stats_counter { bool append_all; struct connman_stats stats; struct connman_stats stats_roaming; }; struct connman_service_user { uid_t favorite_user; uid_t current_user; }; struct connman_service { int refcount; 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; enum connman_service_connect_reason connect_reason; uint8_t strength; bool favorite; bool immutable; bool hidden; bool ignore; bool autoconnect; GTimeVal modified; unsigned int order; char *name; char *passphrase; bool roaming; bool request_passphrase_input; struct connman_service_user user; 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 *hostname; 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; bool wps; int online_check_count; bool do_split_routing; bool new_service; bool hidden_service; char *config_file; char *config_entry; }; static bool allow_property_changed(struct connman_service *service); static struct connman_ipconfig *create_ip4config(struct connman_service *service, int index, enum connman_ipconfig_method method); static struct connman_ipconfig *create_ip6config(struct connman_service *service, int index); 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) 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_list_foreach(service_list, compare_path, &data); return data.service; } static const char *reason2string(enum connman_service_connect_reason reason) { switch (reason) { case CONNMAN_SERVICE_CONNECT_REASON_NONE: return "none"; case CONNMAN_SERVICE_CONNECT_REASON_USER: return "user"; case CONNMAN_SERVICE_CONNECT_REASON_AUTO: return "auto"; case CONNMAN_SERVICE_CONNECT_REASON_SESSION: return "session"; } return "unknown"; } 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_P2P: return "p2p"; } return NULL; } enum connman_service_type __connman_service_string2type(const char *str) { if (!str) 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; if (strcmp(str, "p2p") == 0) return CONNMAN_SERVICE_TYPE_P2P; return CONNMAN_SERVICE_TYPE_UNKNOWN; } enum connman_service_security __connman_service_string2security(const char *str) { if (!str) return CONNMAN_SERVICE_SECURITY_UNKNOWN; if (!strcmp(str, "psk")) return CONNMAN_SERVICE_SECURITY_PSK; if (!strcmp(str, "ieee8021x")) return CONNMAN_SERVICE_SECURITY_8021X; if (!strcmp(str, "none")) return CONNMAN_SERVICE_SECURITY_NONE; if (!strcmp(str, "wep")) return CONNMAN_SERVICE_SECURITY_WEP; return CONNMAN_SERVICE_SECURITY_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 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 bool connman_service_is_user_allowed(struct connman_service *service, uid_t uid) { uid_t favorite_user = service->user.favorite_user; uid_t current_user = uid; DBG("Service favorite UID: %d, current UID: %d", favorite_user, current_user); if (favorite_user == USER_NONE || current_user == USER_ROOT) return true; if (favorite_user != current_user || current_user == USER_NONE) { DBG("Current user is not a favorite user to this service!"); return false; } return true; } static GList *connman_service_get_login_users() { struct utmpx *utmp; struct passwd *pwd; GList *user_list = NULL; setutxent(); while ((utmp = getutxent()) != NULL) { if (utmp->ut_user != USER_ROOT && utmp->ut_type != USER_PROCESS) continue; pwd = getpwnam(utmp->ut_user); if (!g_list_find(user_list, GUINT_TO_POINTER(pwd->pw_uid))) user_list = g_list_append(user_list, GUINT_TO_POINTER(pwd->pw_uid)); DBG("User Name: %s, UID: %d", utmp->ut_user, pwd->pw_uid); } endutxent(); return user_list; } static bool is_service_owner_user_login(struct connman_service *service) { GList *list, *user_list; bool ret = false; /* Here we only care about wifi service */ if (service->type != CONNMAN_SERVICE_TYPE_WIFI) return true; user_list = connman_service_get_login_users(); DBG("service favorite user id is: %d", service->user.favorite_user); for (list = user_list; list; list = list->next) { uid_t uid = GPOINTER_TO_UINT(list->data); DBG("login user id is %d", uid); if (service->user.favorite_user == uid) { ret = true; break; } } g_list_free(user_list); return ret; } int __connman_service_load_modifiable(struct connman_service *service) { GKeyFile *keyfile; GError *error = NULL; gchar *str; bool autoconnect; DBG("service %p", service); keyfile = connman_storage_load_service(service->identifier); if (!keyfile) return -EIO; switch (service->type) { case CONNMAN_SERVICE_TYPE_UNKNOWN: case CONNMAN_SERVICE_TYPE_SYSTEM: case CONNMAN_SERVICE_TYPE_GPS: case CONNMAN_SERVICE_TYPE_P2P: break; case CONNMAN_SERVICE_TYPE_VPN: service->do_split_routing = g_key_file_get_boolean(keyfile, service->identifier, "SplitRouting", NULL); /* fall through */ case CONNMAN_SERVICE_TYPE_WIFI: case CONNMAN_SERVICE_TYPE_GADGET: case CONNMAN_SERVICE_TYPE_BLUETOOTH: case CONNMAN_SERVICE_TYPE_CELLULAR: case CONNMAN_SERVICE_TYPE_ETHERNET: autoconnect = g_key_file_get_boolean(keyfile, service->identifier, "AutoConnect", &error); if (!error) service->autoconnect = autoconnect; g_clear_error(&error); break; } str = g_key_file_get_string(keyfile, service->identifier, "Modified", NULL); if (str) { g_time_val_from_iso8601(str, &service->modified); g_free(str); } g_key_file_free(keyfile); return 0; } static int service_load_passphrase(struct connman_service *service) { GKeyFile *keyfile; gchar *str; keyfile = connman_storage_load_service(service->identifier); if (!keyfile) return -EIO; str = g_key_file_get_string(keyfile, service->identifier, "Passphrase", NULL); if (str) service->passphrase = str; return 0; } static int service_load(struct connman_service *service) { GKeyFile *keyfile; GError *error = NULL; gsize length; gchar *str; bool autoconnect; unsigned int ssid_len; int err = 0; DBG("service %p", service); keyfile = connman_storage_load_service(service->identifier); if (!keyfile) { 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_P2P: break; case CONNMAN_SERVICE_TYPE_VPN: service->do_split_routing = g_key_file_get_boolean(keyfile, service->identifier, "SplitRouting", NULL); autoconnect = g_key_file_get_boolean(keyfile, service->identifier, "AutoConnect", &error); if (!error) service->autoconnect = autoconnect; g_clear_error(&error); break; case CONNMAN_SERVICE_TYPE_WIFI: if (!service->name) { gchar *name; name = g_key_file_get_string(keyfile, service->identifier, "Name", NULL); if (name) { g_free(service->name); service->name = name; } if (service->network) connman_network_set_name(service->network, name); } if (service->network && !connman_network_get_blob(service->network, "WiFi.SSID", &ssid_len)) { gchar *hex_ssid; hex_ssid = g_key_file_get_string(keyfile, service->identifier, "SSID", NULL); if (hex_ssid) { 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) { 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_GADGET: case CONNMAN_SERVICE_TYPE_BLUETOOTH: case CONNMAN_SERVICE_TYPE_CELLULAR: service->favorite = g_key_file_get_boolean(keyfile, service->identifier, "Favorite", NULL); /* fall through */ case CONNMAN_SERVICE_TYPE_ETHERNET: autoconnect = g_key_file_get_boolean(keyfile, service->identifier, "AutoConnect", &error); if (!error) service->autoconnect = autoconnect; g_clear_error(&error); break; } str = g_key_file_get_string(keyfile, service->identifier, "Modified", NULL); if (str) { g_time_val_from_iso8601(str, &service->modified); g_free(str); } str = g_key_file_get_string(keyfile, service->identifier, "Passphrase", NULL); if (str) { g_free(service->passphrase); service->passphrase = str; } if (service->ipconfig_ipv4) __connman_ipconfig_load(service->ipconfig_ipv4, keyfile, service->identifier, "IPv4."); if (service->ipconfig_ipv6) __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 && 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 && 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 && length == 0) { g_strfreev(service->domains); service->domains = NULL; } str = g_key_file_get_string(keyfile, service->identifier, "Proxy.Method", NULL); if (str) 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 && 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 && length == 0) { g_strfreev(service->excludes); service->excludes = NULL; } str = g_key_file_get_string(keyfile, service->identifier, "Proxy.URL", NULL); if (str) { g_free(service->pac); service->pac = str; } service->hidden_service = g_key_file_get_boolean(keyfile, service->identifier, "Hidden", NULL); if (g_key_file_has_key(keyfile, service->identifier, "UID", NULL)) service->user.favorite_user = g_key_file_get_integer(keyfile, service->identifier, "UID", 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) return -ESRCH; keyfile = __connman_storage_open_service(service->identifier); if (!keyfile) return -EIO; if (service->name) 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_P2P: break; case CONNMAN_SERVICE_TYPE_VPN: g_key_file_set_boolean(keyfile, service->identifier, "SplitRouting", service->do_split_routing); if (service->favorite) g_key_file_set_boolean(keyfile, service->identifier, "AutoConnect", service->autoconnect); break; case CONNMAN_SERVICE_TYPE_WIFI: if (service->network) { const unsigned char *ssid; unsigned int ssid_len = 0; if (service->user.favorite_user == USER_NONE) g_key_file_remove_key(keyfile, service->identifier, "UID", NULL); else g_key_file_set_integer(keyfile, service->identifier, "UID", service->user.favorite_user); ssid = connman_network_get_blob(service->network, "WiFi.SSID", &ssid_len); if (ssid && 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) { 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_GADGET: case CONNMAN_SERVICE_TYPE_BLUETOOTH: case CONNMAN_SERVICE_TYPE_CELLULAR: g_key_file_set_boolean(keyfile, service->identifier, "Favorite", service->favorite); g_key_file_remove_key(keyfile, service->identifier, "Failure", NULL); /* fall through */ case CONNMAN_SERVICE_TYPE_ETHERNET: if (service->favorite) g_key_file_set_boolean(keyfile, service->identifier, "AutoConnect", service->autoconnect); break; } str = g_time_val_to_iso8601(&service->modified); if (str) { g_key_file_set_string(keyfile, service->identifier, "Modified", str); g_free(str); } if (service->user.current_user == service->user.favorite_user) { if (service->passphrase && 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) __connman_ipconfig_save(service->ipconfig_ipv4, keyfile, service->identifier, "IPv4."); if (service->ipconfig_ipv6) __connman_ipconfig_save(service->ipconfig_ipv6, keyfile, service->identifier, "IPv6."); if (service->nameservers_config) { 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) { 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) { 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) g_key_file_set_string(keyfile, service->identifier, "Proxy.Method", cst_str); if (service->proxies) { 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) { 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 && 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) g_key_file_set_boolean(keyfile, service->identifier, "Hidden", TRUE); if (service->config_file && strlen(service->config_file) > 0) g_key_file_set_string(keyfile, service->identifier, "Config.file", service->config_file); if (service->config_entry && 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) { if (!service) return; 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 bool 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) 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 bool 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 bool 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 bool is_connecting(struct connman_service *service) { return is_connecting_state(service, service->state); } static bool is_connected(struct connman_service *service) { return is_connected_state(service, service->state); } static int nameserver_get_index(struct connman_service *service) { 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 __connman_service_get_index(service); } static void remove_nameservers(struct connman_service *service, int index, char **ns) { int i; if (!ns) return; if (index < 0) index = nameserver_get_index(service); if (index < 0) return; for (i = 0; ns[i]; i++) connman_resolver_remove(index, NULL, ns[i]); } static void remove_searchdomains(struct connman_service *service, int index, char **sd) { int i; if (!sd) return; if (index < 0) index = nameserver_get_index(service); if (index < 0) return; for (i = 0; sd[i]; i++) connman_resolver_remove(index, sd[i], NULL); } static bool nameserver_available(struct connman_service *service, char *ns) { int family; family = connman_inet_check_ipaddress(ns); if (family == AF_INET) return is_connected_state(service, service->state_ipv4); if (family == AF_INET6) return is_connected_state(service, service->state_ipv6); return false; } static void update_nameservers(struct connman_service *service) { int index; char *ns; 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) { int i; remove_nameservers(service, index, service->nameservers); i = g_strv_length(service->nameservers_config); while (i != 0) { i--; ns = service->nameservers_config[i]; if (nameserver_available(service, ns)) connman_resolver_append(index, NULL, ns); } } else if (service->nameservers) { int i; remove_nameservers(service, index, service->nameservers); i = g_strv_length(service->nameservers); while (i != 0) { i--; ns = service->nameservers[i]; if (nameserver_available(service, ns)) connman_resolver_append(index, NULL, ns); } } if (service->domains) { 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) 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, bool is_auto) { char **nameservers; int len, i; DBG("service %p nameserver %s auto %d", service, nameserver, is_auto); if (!nameserver) return -EINVAL; if (is_auto) nameservers = service->nameservers_auto; else nameservers = service->nameservers; for (i = 0; nameservers && nameservers[i]; i++) if (g_strcmp0(nameservers[i], nameserver) == 0) return -EEXIST; if (nameservers) { 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) return -ENOMEM; nameservers[len] = g_strdup(nameserver); if (!nameservers[len]) return -ENOMEM; nameservers[len + 1] = NULL; if (is_auto) { 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, bool is_auto) { char **servers, **nameservers; bool found = false; int len, i, j; DBG("service %p nameserver %s auto %d", service, nameserver, is_auto); if (!nameserver) return -EINVAL; if (is_auto) nameservers = service->nameservers_auto; else nameservers = service->nameservers; if (!nameservers) return 0; for (i = 0; nameservers && nameservers[i]; i++) if (g_strcmp0(nameservers[i], nameserver) == 0) { found = true; break; } if (!found) return 0; len = g_strv_length(nameservers); if (len == 1) { g_strfreev(nameservers); if (is_auto) service->nameservers_auto = NULL; else service->nameservers = NULL; return 0; } servers = g_try_new0(char *, len); if (!servers) 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]) return -ENOMEM; j++; } } servers[len - 1] = NULL; g_strfreev(nameservers); nameservers = servers; if (is_auto) { 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)) 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]; 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]; 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; if (!service) return; index = __connman_service_get_index(service); if (service->nameservers_config) { /* * 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) { /* * 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; if (!service) return; index = __connman_service_get_index(service); if (service->nameservers_config) nameserver_del_routes(index, service->nameservers_config, type); else if (service->nameservers) nameserver_del_routes(index, service->nameservers, type); } static struct connman_stats *stats_get(struct connman_service *service) { if (service->roaming) return &service->stats_roaming; else return &service->stats; } static bool 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); if (!stats->timer) 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); if (!stats->timer) return; if (!stats->enabled) 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; if (!service_list) return NULL; service = service_list->data; if (!is_connected(service)) return NULL; return service; } bool __connman_service_index_is_default(int index) { struct connman_service *service; if (index < 0) return false; service = __connman_service_get_default(); return __connman_service_get_index(service) == index; } static void default_changed(void) { struct connman_service *service = __connman_service_get_default(); if (service == current_default) return; DBG("current default %p %s", current_default, current_default ? current_default->identifier : ""); DBG("new default %p %s", service, service ? service->identifier : ""); __connman_service_timeserver_changed(current_default, NULL); current_default = service; if (service) { if (service->hostname && connman_setting_get_bool("AllowHostnameUpdates")) __connman_utsname_set_hostname(service->hostname); if (service->domainname) __connman_utsname_set_domainname(service->domainname); } __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) return; if (!allow_property_changed(service)) 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)) 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) { dbus_bool_t favorite; if (!service->path) return; if (!allow_property_changed(service)) return; favorite = service->favorite; connman_dbus_property_changed_basic(service->path, CONNMAN_SERVICE_INTERFACE, "Favorite", DBUS_TYPE_BOOLEAN, &favorite); } static void immutable_changed(struct connman_service *service) { dbus_bool_t immutable; if (!service->path) return; if (!allow_property_changed(service)) return; immutable = service->immutable; connman_dbus_property_changed_basic(service->path, CONNMAN_SERVICE_INTERFACE, "Immutable", DBUS_TYPE_BOOLEAN, &immutable); } static void roaming_changed(struct connman_service *service) { dbus_bool_t roaming; if (!service->path) return; if (!allow_property_changed(service)) return; roaming = service->roaming; connman_dbus_property_changed_basic(service->path, CONNMAN_SERVICE_INTERFACE, "Roaming", DBUS_TYPE_BOOLEAN, &roaming); } static void autoconnect_changed(struct connman_service *service) { dbus_bool_t autoconnect; if (!service->path) return; if (!allow_property_changed(service)) return; autoconnect = service->autoconnect; connman_dbus_property_changed_basic(service->path, CONNMAN_SERVICE_INTERFACE, "AutoConnect", DBUS_TYPE_BOOLEAN, &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) 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) { 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) __connman_ipconfig_append_ethernet(service->ipconfig_ipv4, iter); else if (service->ipconfig_ipv6) __connman_ipconfig_append_ethernet(service->ipconfig_ipv6, iter); } static void append_ipv4(DBusMessageIter *iter, void *user_data) { struct connman_service *service = user_data; if (!is_connected_state(service, service->state_ipv4)) return; if (service->ipconfig_ipv4) __connman_ipconfig_append_ipv4(service->ipconfig_ipv4, iter); } static void append_ipv6(DBusMessageIter *iter, void *user_data) { struct connman_service *service = user_data; if (!is_connected_state(service, service->state_ipv6)) return; if (service->ipconfig_ipv6) __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) __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) __connman_ipconfig_append_ipv6config(service->ipconfig_ipv6, iter); } static void append_nameservers(DBusMessageIter *iter, struct connman_service *service, char **servers) { int i; bool available = true; for (i = 0; servers[i]; i++) { if (service) available = nameserver_available(service, servers[i]); DBG("servers[%d] %s available %d", i, servers[i], available); if (available) 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)) return; if (service->nameservers_config) { append_nameservers(iter, service, service->nameservers_config); return; } else { if (service->nameservers) append_nameservers(iter, service, service->nameservers); if (service->nameservers_auto) append_nameservers(iter, service, service->nameservers_auto); if (!service->nameservers && !service->nameservers_auto) { char **ns; DBG("append fallback nameservers"); ns = connman_setting_get_string_list("FallbackNameservers"); if (ns) append_nameservers(iter, service, ns); } } } static void append_dnsconfig(DBusMessageIter *iter, void *user_data) { struct connman_service *service = user_data; if (!service->nameservers_config) return; append_nameservers(iter, NULL, service->nameservers_config); } static void append_ts(DBusMessageIter *iter, void *user_data) { GSList *list = user_data; while (list) { char *timeserver = list->data; if (timeserver) dbus_message_iter_append_basic(iter, DBUS_TYPE_STRING, ×erver); 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) 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) 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) && !is_connecting(service)) return; if (service->domains) append_domainconfig(iter, user_data); else if (service->domainname) 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) 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) 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); if (!is_connected(service)) 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) pac = __connman_ipconfig_get_proxy_autoconfig( service->ipconfig_ipv4); else if (service->ipconfig_ipv6) pac = __connman_ipconfig_get_proxy_autoconfig( service->ipconfig_ipv6); if (!service->pac && !pac) goto done; if (service->pac) 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) connman_dbus_dict_append_array(iter, "Servers", DBUS_TYPE_STRING, append_proxies, service); if (service->excludes) connman_dbus_dict_append_array(iter, "Excludes", DBUS_TYPE_STRING, append_excludes, service); break; case CONNMAN_SERVICE_PROXY_METHOD_AUTO: if (service->pac) 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; if (!is_connected(service)) return; if (service->provider) __connman_provider_append_properties(service->provider, iter); } static void settings_changed(struct connman_service *service, struct connman_ipconfig *ipconfig) { enum connman_ipconfig_type type; if (!allow_property_changed(service)) return; type = __connman_ipconfig_get_config_type(ipconfig); if (type == CONNMAN_IPCONFIG_TYPE_IPV4) connman_dbus_property_changed_dict(service->path, CONNMAN_SERVICE_INTERFACE, "IPv4", append_ipv4, service); else if (type == CONNMAN_IPCONFIG_TYPE_IPV6) 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)) 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)) 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)) 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)) 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)) 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)) 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)) 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)) 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)) 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)) 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, bool 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, bool 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) 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) { 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) return; if (!is_connected(service)) 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; GList *list; struct connman_stats_counter *counters; DBG("counter %s", counter); counter_list = g_slist_prepend(counter_list, (gpointer)counter); for (list = service_list; list; list = list->next) { service = list->data; counters = g_try_new0(struct connman_stats_counter, 1); if (!counters) return -ENOMEM; counters->append_all = true; g_hash_table_replace(service->counter_table, (gpointer)counter, counters); } return 0; } void __connman_service_counter_unregister(const char *counter) { struct connman_service *service; GList *list; DBG("counter %s", counter); for (list = service_list; list; list = list->next) { service = list->data; g_hash_table_remove(service->counter_table, counter); } counter_list = g_slist_remove(counter_list, counter); } int __connman_service_iterate_services(service_iterate_cb cb, void *user_data) { GList *list; for (list = service_list; list; list = list->next) { struct connman_service *service = list->data; cb(service, user_data); } return 0; } #if defined TIZEN_EXT static void append_wifi_ext_info(DBusMessageIter *dict, struct connman_network *network) { char bssid_buff[WIFI_BSSID_STR_LEN] = {0,}; char *bssid_str = bssid_buff; unsigned char *bssid; unsigned int maxrate; uint16_t frequency; const char *enc_mode; bssid = connman_network_get_bssid(network); maxrate = connman_network_get_maxrate(network); frequency = connman_network_get_frequency(network); enc_mode = connman_network_get_enc_mode(network); snprintf(bssid_str, WIFI_BSSID_STR_LEN, "%02x:%02x:%02x:%02x:%02x:%02x", bssid[0], bssid[1], bssid[2], bssid[3], bssid[4], bssid[5]); connman_dbus_dict_append_basic(dict, "BSSID", DBUS_TYPE_STRING, &bssid_str); connman_dbus_dict_append_basic(dict, "MaxRate", DBUS_TYPE_UINT32, &maxrate); connman_dbus_dict_append_basic(dict, "Frequency", DBUS_TYPE_UINT16, &frequency); connman_dbus_dict_append_basic(dict, "EncryptionMode", DBUS_TYPE_STRING, &enc_mode); } #endif static void append_properties(DBusMessageIter *dict, dbus_bool_t limited, struct connman_service *service) { dbus_bool_t val; const char *str; GSList *list; str = __connman_service_type2string(service->type); if (str) connman_dbus_dict_append_basic(dict, "Type", DBUS_TYPE_STRING, &str); connman_dbus_dict_append_array(dict, "Security", DBUS_TYPE_STRING, append_security, service); str = state2string(service->state); if (str) connman_dbus_dict_append_basic(dict, "State", DBUS_TYPE_STRING, &str); str = error2string(service->error); if (str) 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); val = service->favorite; connman_dbus_dict_append_basic(dict, "Favorite", DBUS_TYPE_BOOLEAN, &val); val = service->immutable; connman_dbus_dict_append_basic(dict, "Immutable", DBUS_TYPE_BOOLEAN, &val); if (service->favorite) val = service->autoconnect; else val = service->favorite; connman_dbus_dict_append_basic(dict, "AutoConnect", DBUS_TYPE_BOOLEAN, &val); if (service->name) 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_P2P: break; case CONNMAN_SERVICE_TYPE_CELLULAR: val = service->roaming; connman_dbus_dict_append_basic(dict, "Roaming", DBUS_TYPE_BOOLEAN, &val); connman_dbus_dict_append_dict(dict, "Ethernet", append_ethernet, service); break; case CONNMAN_SERVICE_TYPE_WIFI: #if defined TIZEN_EXT if (service->network != NULL) append_wifi_ext_info(dict, service->network); connman_dbus_dict_append_dict(dict, "Ethernet", append_ethernet, service); break; #endif case CONNMAN_SERVICE_TYPE_ETHERNET: case CONNMAN_SERVICE_TYPE_BLUETOOTH: case CONNMAN_SERVICE_TYPE_GADGET: 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; 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) 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) return; append_struct_service(iter, append_dict_properties, service); } void __connman_service_list_struct(DBusMessageIter *iter) { g_list_foreach(service_list, append_struct, iter); } bool __connman_service_is_hidden(struct connman_service *service) { return service->hidden; } bool __connman_service_is_split_routing(struct connman_service *service) { return service->do_split_routing; } bool __connman_service_index_is_split_routing(int index) { struct connman_service *service; if (index < 0) return false; service = __connman_service_lookup_from_index(index); if (!service) return false; return __connman_service_is_split_routing(service); } int __connman_service_get_index(struct connman_service *service) { if (!service) return -1; if (service->network) return connman_network_get_index(service->network); else if (service->provider) return connman_provider_get_index(service->provider); return -1; } void __connman_service_set_hidden(struct connman_service *service) { if (!service || service->hidden) return; service->hidden_service = true; } void __connman_service_set_hostname(struct connman_service *service, const char *hostname) { if (!service || service->hidden) return; g_free(service->hostname); service->hostname = g_strdup(hostname); } const char *__connman_service_get_hostname(struct connman_service *service) { if (!service) return NULL; return service->hostname; } void __connman_service_set_domainname(struct connman_service *service, const char *domainname) { if (!service || service->hidden) 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) return NULL; if (service->domains) return service->domains[0]; else return service->domainname; } char **connman_service_get_nameservers(struct connman_service *service) { if (!service) return NULL; if (service->nameservers_config) return g_strdupv(service->nameservers_config); else if (service->nameservers || service->nameservers_auto) { int len = 0, len_auto = 0, i; char **nameservers; if (service->nameservers) len = g_strv_length(service->nameservers); if (service->nameservers_auto) len_auto = g_strv_length(service->nameservers_auto); nameservers = g_try_new0(char *, len + len_auto + 1); if (!nameservers) 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 g_strdupv(connman_setting_get_string_list("FallbackNameservers")); } char **connman_service_get_timeservers_config(struct connman_service *service) { if (!service) return NULL; return service->timeservers_config; } char **connman_service_get_timeservers(struct connman_service *service) { if (!service) return NULL; return service->timeservers; } void connman_service_set_proxy_method(struct connman_service *service, enum connman_service_proxy_method method) { if (!service || service->hidden) 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) 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) 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) return NULL; return service->pac; } void __connman_service_set_proxy_autoconfig(struct connman_service *service, const char *url) { if (!service || service->hidden) 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) 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; } void __connman_service_set_timeservers(struct connman_service *service, char **timeservers) { int i; if (!service) return; g_strfreev(service->timeservers); service->timeservers = NULL; for (i = 0; timeservers && timeservers[i]; i++) __connman_service_timeserver_append(service, timeservers[i]); } int __connman_service_timeserver_append(struct connman_service *service, const char *timeserver) { int len; DBG("service %p timeserver %s", service, timeserver); if (!timeserver) return -EINVAL; if (service->timeservers) { int i; for (i = 0; service->timeservers[i]; 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) 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) return -EINVAL; if (!service->timeservers) return 0; for (i = 0; service->timeservers && service->timeservers[i]; 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) 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]) 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) return; if (!allow_property_changed(service)) 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) return; g_free(service->pac); service->pac = g_strdup(pac); proxy_changed(service); } #if defined TIZEN_EXT void __connman_service_set_proxy(struct connman_service *service, const char *proxies) { char **proxies_array = NULL; g_strfreev(service->proxies); service->proxies = NULL; if (proxies != NULL) proxies_array = g_strsplit(proxies, " ", 0); service->proxies = proxies_array; } #endif void __connman_service_set_identity(struct connman_service *service, const char *identity) { if (service->immutable || service->hidden) return; g_free(service->identity); service->identity = g_strdup(identity); if (service->network) 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) return; g_free(service->agent_identity); service->agent_identity = g_strdup(agent_identity); if (service->network) connman_network_set_string(service->network, "WiFi.AgentIdentity", service->agent_identity); } static int check_passphrase(enum connman_service_security security, const char *passphrase) { guint i; gsize length; if (!passphrase) return 0; length = strlen(passphrase); switch (security) { case CONNMAN_SERVICE_SECURITY_UNKNOWN: case CONNMAN_SERVICE_SECURITY_NONE: case CONNMAN_SERVICE_SECURITY_WPA: case CONNMAN_SERVICE_SECURITY_RSN: DBG("service security '%s' (%d) not handled", security2string(security), security); return -EOPNOTSUPP; case CONNMAN_SERVICE_SECURITY_PSK: /* 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_8021X: break; } return 0; } int __connman_service_set_passphrase(struct connman_service *service, const char *passphrase) { int err; if (service->hidden) return -EINVAL; if (service->immutable && service->security != CONNMAN_SERVICE_SECURITY_8021X) return -EINVAL; err = check_passphrase(service->security, passphrase); if (err < 0) return err; g_free(service->passphrase); service->passphrase = g_strdup(passphrase); if (service->network) connman_network_set_string(service->network, "WiFi.Passphrase", service->passphrase); service_save(service); return 0; } const char *__connman_service_get_passphrase(struct connman_service *service) { if (!service) return NULL; return service->passphrase; } static void clear_passphrase(struct connman_service *service) { g_free(service->passphrase); service->passphrase = NULL; if (service->network) connman_network_set_string(service->network, "WiFi.Passphrase", service->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) 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")) { 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")) { if (type != DBUS_TYPE_STRING) goto error; dbus_message_iter_get_basic(&variant, &url); } else if (g_str_equal(key, "Servers")) { DBusMessageIter str_array; if (type != DBUS_TYPE_ARRAY) goto error; servers_str = g_string_new(NULL); if (!servers_str) 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")) { DBusMessageIter str_array; if (type != DBUS_TYPE_ARRAY) goto error; excludes_str = g_string_new(NULL); if (!excludes_str) 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 && !service->proxies) goto error; if (servers_str) { 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) { 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) method = CONNMAN_SERVICE_PROXY_METHOD_DIRECT; break; case CONNMAN_SERVICE_PROXY_METHOD_AUTO: g_free(service->pac); if (url && 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) g_string_free(servers_str, TRUE); if (excludes_str) g_string_free(excludes_str, TRUE); service->proxy_config = method; return 0; error: if (servers_str) g_string_free(servers_str, TRUE); if (excludes_str) g_string_free(excludes_str, TRUE); return -EINVAL; } int __connman_service_reset_ipconfig(struct connman_service *service, enum connman_ipconfig_type type, DBusMessageIter *array, enum connman_service_state *new_state) { struct connman_ipconfig *ipconfig, *new_ipconfig; enum connman_ipconfig_method old_method, new_method; enum connman_service_state state; int err = 0, index; if (type == CONNMAN_IPCONFIG_TYPE_IPV4) { ipconfig = service->ipconfig_ipv4; state = service->state_ipv4; new_method = CONNMAN_IPCONFIG_METHOD_DHCP; } else if (type == CONNMAN_IPCONFIG_TYPE_IPV6) { ipconfig = service->ipconfig_ipv6; state = service->state_ipv6; new_method = CONNMAN_IPCONFIG_METHOD_AUTO; } else return -EINVAL; if (!ipconfig) return -ENXIO; old_method = __connman_ipconfig_get_method(ipconfig); index = __connman_ipconfig_get_index(ipconfig); if (type == CONNMAN_IPCONFIG_TYPE_IPV4) new_ipconfig = create_ip4config(service, index, CONNMAN_IPCONFIG_METHOD_UNKNOWN); else new_ipconfig = create_ip6config(service, index); if (array) { err = __connman_ipconfig_set_config(new_ipconfig, array); if (err < 0) { __connman_ipconfig_unref(new_ipconfig); return err; } new_method = __connman_ipconfig_get_method(new_ipconfig); } if (is_connecting_state(service, state) || is_connected_state(service, state)) __connman_network_clear_ipconfig(service->network, ipconfig); __connman_ipconfig_unref(ipconfig); if (type == CONNMAN_IPCONFIG_TYPE_IPV4) service->ipconfig_ipv4 = new_ipconfig; else if (type == CONNMAN_IPCONFIG_TYPE_IPV6) service->ipconfig_ipv6 = new_ipconfig; if (is_connecting_state(service, state) || is_connected_state(service, state)) __connman_ipconfig_enable(new_ipconfig); if (new_state && new_method != old_method) { if (type == CONNMAN_IPCONFIG_TYPE_IPV4) *new_state = service->state_ipv4; else *new_state = service->state_ipv6; __connman_service_auto_connect(CONNMAN_SERVICE_CONNECT_REASON_AUTO); } DBG("err %d ipconfig %p type %d method %d state %s", err, new_ipconfig, type, new_method, !new_state ? "-" : 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)) return __connman_error_invalid_arguments(msg); if (dbus_message_iter_get_arg_type(&iter) != DBUS_TYPE_STRING) return __connman_error_invalid_arguments(msg); if (service->type == CONNMAN_SERVICE_TYPE_WIFI && is_connected(service)) { uid_t uid; if (connman_dbus_get_connection_unix_user_sync(conn, dbus_message_get_sender(msg), &uid) < 0) { DBG("Can not get unix user id!"); return __connman_error_permission_denied(msg); } if (!connman_service_is_user_allowed(service, uid)) { DBG("Not allow this user to operate this wifi service now!"); return __connman_error_permission_denied(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")) { dbus_bool_t autoconnect; if (type != DBUS_TYPE_BOOLEAN) return __connman_error_invalid_arguments(msg); if (!service->favorite) 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) __connman_service_auto_connect(CONNMAN_SERVICE_CONNECT_REASON_AUTO); service_save(service); } else if (g_str_equal(name, "Nameservers.Configuration")) { DBusMessageIter entry; GString *str; int index; const char *gw; if (__connman_provider_is_immutable(service->provider) || service->immutable) return __connman_error_not_supported(msg); if (type != DBUS_TYPE_ARRAY) return __connman_error_invalid_arguments(msg); str = g_string_new(NULL); if (!str) return __connman_error_invalid_arguments(msg); index = __connman_service_get_index(service); 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); while (dbus_message_iter_get_arg_type(&entry) == DBUS_TYPE_STRING) { const char *val; dbus_message_iter_get_basic(&entry, &val); dbus_message_iter_next(&entry); if (connman_inet_check_ipaddress(val) > 0) { if (str->len > 0) g_string_append_printf(str, " %s", val); else g_string_append(str, val); } } remove_nameservers(service, -1, service->nameservers_config); g_strfreev(service->nameservers_config); if (str->len > 0) { service->nameservers_config = g_strsplit_set(str->str, " ", 0); } else { service->nameservers_config = NULL; } g_string_free(str, TRUE); if (gw && strlen(gw)) __connman_service_nameserver_add_routes(service, gw); update_nameservers(service); dns_configuration_changed(service); if (__connman_service_is_connected_state(service, CONNMAN_IPCONFIG_TYPE_IPV4)) __connman_wispr_start(service, CONNMAN_IPCONFIG_TYPE_IPV4); if (__connman_service_is_connected_state(service, CONNMAN_IPCONFIG_TYPE_IPV6)) __connman_wispr_start(service, CONNMAN_IPCONFIG_TYPE_IPV6); service_save(service); } else if (g_str_equal(name, "Timeservers.Configuration")) { DBusMessageIter entry; GSList *list = NULL; int count = 0; if (service->immutable) return __connman_error_not_supported(msg); if (type != DBUS_TYPE_ARRAY) return __connman_error_invalid_arguments(msg); dbus_message_iter_recurse(&value, &entry); while (dbus_message_iter_get_arg_type(&entry) == DBUS_TYPE_STRING) { const char *val; GSList *new_head; dbus_message_iter_get_basic(&entry, &val); new_head = __connman_timeserver_add_list(list, val); if (list != new_head) { count++; list = new_head; } dbus_message_iter_next(&entry); } g_strfreev(service->timeservers_config); service->timeservers_config = NULL; if (list) { service->timeservers_config = g_new0(char *, count+1); while (list) { count--; service->timeservers_config[count] = list->data; list = g_slist_delete_link(list, list); }; } service_save(service); timeservers_configuration_changed(service); if (service == __connman_service_get_default()) __connman_timeserver_sync(service); } else if (g_str_equal(name, "Domains.Configuration")) { DBusMessageIter entry; GString *str; if (service->immutable) return __connman_error_not_supported(msg); if (type != DBUS_TYPE_ARRAY) return __connman_error_invalid_arguments(msg); str = g_string_new(NULL); if (!str) return __connman_error_invalid_arguments(msg); dbus_message_iter_recurse(&value, &entry); while (dbus_message_iter_get_arg_type(&entry) == DBUS_TYPE_STRING) { const char *val; dbus_message_iter_get_basic(&entry, &val); dbus_message_iter_next(&entry); if (str->len > 0) g_string_append_printf(str, " %s", val); else g_string_append(str, val); } remove_searchdomains(service, -1, service->domains); g_strfreev(service->domains); if (str->len > 0) service->domains = g_strsplit_set(str->str, " ", 0); else service->domains = NULL; g_string_free(str, TRUE); update_nameservers(service); domain_configuration_changed(service); domain_changed(service); service_save(service); } else if (g_str_equal(name, "Proxy.Configuration")) { int err; if (service->immutable) return __connman_error_not_supported(msg); if (type != DBUS_TYPE_ARRAY) return __connman_error_invalid_arguments(msg); err = update_proxy_configuration(service, &value); if (err < 0) return __connman_error_failed(msg, -err); proxy_configuration_changed(service); __connman_notifier_proxy_changed(service); service_save(service); } else if (g_str_equal(name, "IPv4.Configuration") || g_str_equal(name, "IPv6.Configuration")) { enum connman_service_state state = CONNMAN_SERVICE_STATE_UNKNOWN; enum connman_ipconfig_type type = CONNMAN_IPCONFIG_TYPE_UNKNOWN; int err = 0; if (service->type == CONNMAN_SERVICE_TYPE_VPN || service->immutable) return __connman_error_not_supported(msg); DBG("%s", name); if (!service->ipconfig_ipv4 && !service->ipconfig_ipv6) return __connman_error_invalid_property(msg); if (g_str_equal(name, "IPv4.Configuration")) type = CONNMAN_IPCONFIG_TYPE_IPV4; else type = CONNMAN_IPCONFIG_TYPE_IPV6; err = __connman_service_reset_ipconfig(service, type, &value, &state); if (err < 0) { if (is_connected_state(service, state) || is_connecting_state(service, state)) __connman_network_set_ipconfig(service->network, service->ipconfig_ipv4, service->ipconfig_ipv6); return __connman_error_failed(msg, -err); } if (type == CONNMAN_IPCONFIG_TYPE_IPV4) ipv4_configuration_changed(service); else ipv6_configuration_changed(service); if (is_connecting(service) || is_connected(service)) __connman_network_set_ipconfig(service->network, service->ipconfig_ipv4, service->ipconfig_ipv6); service_save(service); } else return __connman_error_invalid_property(msg); return g_dbus_create_reply(msg, DBUS_TYPE_INVALID); } static void set_error(struct connman_service *service, enum connman_service_error error) { const char *str; if (service->error == error) return; service->error = error; if (!service->path) return; str = error2string(service->error); if (!str) str = ""; if (!allow_property_changed(service)) return; connman_dbus_property_changed_basic(service->path, CONNMAN_SERVICE_INTERFACE, "Error", DBUS_TYPE_STRING, &str); } static DBusMessage *clear_property(DBusConnection *conn, DBusMessage *msg, void *user_data) { struct connman_service *service = user_data; const char *name; DBG("service %p", service); dbus_message_get_args(msg, NULL, DBUS_TYPE_STRING, &name, DBUS_TYPE_INVALID); if (g_str_equal(name, "Error")) { set_error(service, CONNMAN_SERVICE_ERROR_UNKNOWN); g_get_current_time(&service->modified); service_save(service); } else return __connman_error_invalid_property(msg); return g_dbus_create_reply(msg, DBUS_TYPE_INVALID); } static bool is_ipconfig_usable(struct connman_service *service) { if (!__connman_ipconfig_is_usable(service->ipconfig_ipv4) && !__connman_ipconfig_is_usable(service->ipconfig_ipv6)) return false; return true; } static bool is_ignore(struct connman_service *service) { if (!service->autoconnect) return true; if (service->roaming) return true; if (service->ignore) return true; if (service->state == CONNMAN_SERVICE_STATE_FAILURE) return true; if (!is_ipconfig_usable(service)) return true; return false; } static void disconnect_on_last_session(enum connman_service_type type) { GList *list; for (list = service_list; list; list = list->next) { struct connman_service *service = list->data; if (service->type != type) continue; if (service->connect_reason != CONNMAN_SERVICE_CONNECT_REASON_SESSION) continue; __connman_service_disconnect(service); return; } } static int active_sessions[MAX_CONNMAN_SERVICE_TYPES] = {}; static int active_count = 0; void __connman_service_set_active_session(bool enable, GSList *list) { if (!list) return; if (enable) active_count++; else active_count--; while (list != NULL) { enum connman_service_type type = GPOINTER_TO_INT(list->data); switch (type) { case CONNMAN_SERVICE_TYPE_ETHERNET: case CONNMAN_SERVICE_TYPE_WIFI: case CONNMAN_SERVICE_TYPE_BLUETOOTH: case CONNMAN_SERVICE_TYPE_CELLULAR: case CONNMAN_SERVICE_TYPE_GADGET: if (enable) active_sessions[type]++; else active_sessions[type]--; break; case CONNMAN_SERVICE_TYPE_UNKNOWN: case CONNMAN_SERVICE_TYPE_SYSTEM: case CONNMAN_SERVICE_TYPE_GPS: case CONNMAN_SERVICE_TYPE_VPN: case CONNMAN_SERVICE_TYPE_P2P: break; } if (active_sessions[type] == 0) disconnect_on_last_session(type); list = g_slist_next(list); } DBG("eth %d wifi %d bt %d cellular %d gadget %d sessions %d", active_sessions[CONNMAN_SERVICE_TYPE_ETHERNET], active_sessions[CONNMAN_SERVICE_TYPE_WIFI], active_sessions[CONNMAN_SERVICE_TYPE_BLUETOOTH], active_sessions[CONNMAN_SERVICE_TYPE_CELLULAR], active_sessions[CONNMAN_SERVICE_TYPE_GADGET], active_count); } struct preferred_tech_data { GList *preferred_list; enum connman_service_type type; }; static void preferred_tech_add_by_type(gpointer data, gpointer user_data) { struct connman_service *service = data; struct preferred_tech_data *tech_data = user_data; if (service->type == tech_data->type) { tech_data->preferred_list = g_list_append(tech_data->preferred_list, service); DBG("type %d service %p %s", tech_data->type, service, service->name); } } static GList *preferred_tech_list_get(void) { unsigned int *tech_array; struct preferred_tech_data tech_data = { 0, }; int i; tech_array = connman_setting_get_uint_list("PreferredTechnologies"); if (!tech_array) return NULL; if (connman_setting_get_bool("SingleConnectedTechnology")) { GList *list; for (list = service_list; list; list = list->next) { struct connman_service *service = list->data; if (!is_connected(service)) break; if (service->connect_reason == CONNMAN_SERVICE_CONNECT_REASON_USER) { DBG("service %p name %s is user connected", service, service->name); return NULL; } } } for (i = 0; tech_array[i] != 0; i += 1) { tech_data.type = tech_array[i]; g_list_foreach(service_list, preferred_tech_add_by_type, &tech_data); } return tech_data.preferred_list; } static bool auto_connect_service(GList *services, enum connman_service_connect_reason reason, bool preferred) { struct connman_service *service = NULL; bool ignore[MAX_CONNMAN_SERVICE_TYPES] = { }; bool autoconnecting = false; GList *list; DBG("preferred %d sessions %d reason %s", preferred, active_count, reason2string(reason)); ignore[CONNMAN_SERVICE_TYPE_VPN] = true; for (list = services; list; list = list->next) { service = list->data; if (ignore[service->type]) { DBG("service %p type %s ignore", service, __connman_service_type2string(service->type)); continue; } if (service->pending || is_connecting(service) || is_connected(service)) { if (!active_count) return true; ignore[service->type] = true; autoconnecting = true; DBG("service %p type %s busy", service, __connman_service_type2string(service->type)); continue; } if (!service->favorite) { if (preferred) continue; return autoconnecting; } if (is_ignore(service) || service->state != CONNMAN_SERVICE_STATE_IDLE) continue; if (autoconnecting && !active_sessions[service->type]) { DBG("service %p type %s has no users", service, __connman_service_type2string(service->type)); continue; } if (!is_service_owner_user_login(service)) { DBG("favorite user not login, wifi auto connect denied"); continue; } DBG("service %p %s %s", service, service->name, (preferred) ? "preferred" : reason2string(reason)); __connman_service_connect(service, reason); if (!active_count) return true; ignore[service->type] = true; } return autoconnecting; } static gboolean run_auto_connect(gpointer data) { enum connman_service_connect_reason reason = GPOINTER_TO_UINT(data); bool autoconnecting = false; GList *preferred_tech; autoconnect_timeout = 0; DBG(""); preferred_tech = preferred_tech_list_get(); if (preferred_tech) { autoconnecting = auto_connect_service(preferred_tech, reason, true); g_list_free(preferred_tech); } if (!autoconnecting || active_count) auto_connect_service(service_list, reason, false); return FALSE; } void __connman_service_auto_connect(enum connman_service_connect_reason reason) { DBG(""); if (autoconnect_timeout != 0) return; if (!__connman_session_policy_autoconnect(reason)) return; autoconnect_timeout = g_timeout_add_seconds(0, run_auto_connect, GUINT_TO_POINTER(reason)); } static gboolean run_vpn_auto_connect(gpointer data) { GList *list; bool need_split = false; vpn_autoconnect_timeout = 0; for (list = service_list; list; list = list->next) { struct connman_service *service = list->data; int res; if (service->type != CONNMAN_SERVICE_TYPE_VPN) continue; if (is_connected(service) || is_connecting(service)) { if (!service->do_split_routing) need_split = true; continue; } if (is_ignore(service) || !service->favorite) continue; if (need_split && !service->do_split_routing) { DBG("service %p no split routing", service); continue; } DBG("service %p %s %s", service, service->name, service->do_split_routing ? "split routing" : ""); res = __connman_service_connect(service, CONNMAN_SERVICE_CONNECT_REASON_AUTO); if (res < 0 && res != -EINPROGRESS) continue; if (!service->do_split_routing) need_split = true; } return FALSE; } static void vpn_auto_connect(void) { if (vpn_autoconnect_timeout) return; vpn_autoconnect_timeout = g_timeout_add_seconds(0, run_vpn_auto_connect, NULL); } static void remove_timeout(struct connman_service *service) { if (service->timeout > 0) { g_source_remove(service->timeout); service->timeout = 0; } } static void reply_pending(struct connman_service *service, int error) { remove_timeout(service); if (service->pending) { connman_dbus_reply_pending(service->pending, error, NULL); service->pending = NULL; } if (service->provider_pending) { connman_dbus_reply_pending(service->provider_pending, error, service->path); service->provider_pending = NULL; } } bool __connman_service_is_provider_pending(struct connman_service *service) { if (!service) return false; if (service->provider_pending) return true; return false; } void __connman_service_set_provider_pending(struct connman_service *service, DBusMessage *msg) { if (service->provider_pending) { DBG("service %p provider pending msg %p already exists", service, service->provider_pending); return; } service->provider_pending = msg; return; } static void check_pending_msg(struct connman_service *service) { if (!service->pending) return; DBG("service %p pending msg %p already exists", service, service->pending); dbus_message_unref(service->pending); } void __connman_service_set_hidden_data(struct connman_service *service, gpointer user_data) { DBusMessage *pending = user_data; DBG("service %p pending %p", service, pending); if (!pending) return; check_pending_msg(service); service->pending = pending; } void __connman_service_return_error(struct connman_service *service, int error, gpointer user_data) { DBG("service %p error %d user_data %p", service, error, user_data); __connman_service_set_hidden_data(service, user_data); reply_pending(service, error); } static gboolean connect_timeout(gpointer user_data) { struct connman_service *service = user_data; bool autoconnect = false; DBG("service %p", service); service->timeout = 0; if (service->network) __connman_network_disconnect(service->network); else if (service->provider) connman_provider_disconnect(service->provider); __connman_ipconfig_disable(service->ipconfig_ipv4); __connman_ipconfig_disable(service->ipconfig_ipv6); __connman_stats_service_unregister(service); if (service->pending) { DBusMessage *reply; reply = __connman_error_operation_timeout(service->pending); if (reply) g_dbus_send_message(connection, reply); dbus_message_unref(service->pending); service->pending = NULL; } else autoconnect = true; __connman_service_ipconfig_indicate_state(service, CONNMAN_SERVICE_STATE_FAILURE, CONNMAN_IPCONFIG_TYPE_IPV4); __connman_service_ipconfig_indicate_state(service, CONNMAN_SERVICE_STATE_FAILURE, CONNMAN_IPCONFIG_TYPE_IPV6); if (autoconnect && service->connect_reason != CONNMAN_SERVICE_CONNECT_REASON_USER) __connman_service_auto_connect(CONNMAN_SERVICE_CONNECT_REASON_AUTO); return FALSE; } static DBusMessage *connect_service(DBusConnection *conn, DBusMessage *msg, void *user_data) { struct connman_service *service = user_data; int index, err = 0; GList *list; DBG("service %p", service); if (service->pending) return __connman_error_in_progress(msg); if (service->type == CONNMAN_SERVICE_TYPE_WIFI) { uid_t uid; if (connman_dbus_get_connection_unix_user_sync(conn, dbus_message_get_sender(msg), &uid) < 0) { DBG("Can not get unix user id!"); return __connman_error_permission_denied(msg); } if (!__connman_service_is_user_allowed(CONNMAN_SERVICE_TYPE_WIFI, uid)) { DBG("Not allow this user to connect this wifi service now!"); return __connman_error_permission_denied(msg); } if (uid != USER_ROOT && uid != service->user.favorite_user) service->request_passphrase_input = true; service->user.current_user = uid; if (!service->passphrase && uid == service->user.favorite_user) { DBG("Now load this favorite user's passphrase."); service_load_passphrase(service); } } index = __connman_service_get_index(service); for (list = service_list; list; list = list->next) { struct connman_service *temp = list->data; if (!is_connecting(temp) && !is_connected(temp)) break; if (service == temp) continue; if (service->type != temp->type) continue; if (__connman_service_get_index(temp) == index && __connman_service_disconnect(temp) == -EINPROGRESS) err = -EINPROGRESS; } if (err == -EINPROGRESS) return __connman_error_operation_timeout(msg); service->ignore = false; service->pending = dbus_message_ref(msg); err = __connman_service_connect(service, CONNMAN_SERVICE_CONNECT_REASON_USER); if (err == -EINPROGRESS) return NULL; if (service->pending) { dbus_message_unref(service->pending); service->pending = NULL; } if (err < 0) return __connman_error_failed(msg, -err); return g_dbus_create_reply(msg, DBUS_TYPE_INVALID); } static DBusMessage *disconnect_service(DBusConnection *conn, DBusMessage *msg, void *user_data) { struct connman_service *service = user_data; int err; DBG("service %p", service); if (service->type == CONNMAN_SERVICE_TYPE_WIFI) { uid_t uid; if (connman_dbus_get_connection_unix_user_sync(conn, dbus_message_get_sender(msg), &uid) < 0) { DBG("Can not get unix user id!"); return __connman_error_permission_denied(msg); } if (!connman_service_is_user_allowed(service, uid)) { DBG("Not allow this user to disconnect this wifi service now!"); return __connman_error_permission_denied(msg); } } service->ignore = true; err = __connman_service_disconnect(service); if (err < 0 && err != -EINPROGRESS) return __connman_error_failed(msg, -err); return g_dbus_create_reply(msg, DBUS_TYPE_INVALID); } bool __connman_service_remove(struct connman_service *service) { if (service->type == CONNMAN_SERVICE_TYPE_ETHERNET || service->type == CONNMAN_SERVICE_TYPE_GADGET) return false; if (service->immutable || service->hidden || __connman_provider_is_immutable(service->provider)) return false; if (!service->favorite && service->state != CONNMAN_SERVICE_STATE_FAILURE) return false; __connman_service_disconnect(service); g_free(service->passphrase); service->passphrase = NULL; g_free(service->identity); service->identity = NULL; g_free(service->agent_identity); service->agent_identity = NULL; g_free(service->eap); service->eap = NULL; service->error = CONNMAN_SERVICE_ERROR_UNKNOWN; service->user.favorite_user = USER_NONE; __connman_service_set_favorite(service, false); __connman_ipconfig_ipv6_reset_privacy(service->ipconfig_ipv6); service_save(service); return true; } static DBusMessage *remove_service(DBusConnection *conn, DBusMessage *msg, void *user_data) { struct connman_service *service = user_data; DBG("service %p", service); if (service->type == CONNMAN_SERVICE_TYPE_WIFI) { uid_t uid; if (connman_dbus_get_connection_unix_user_sync(conn, dbus_message_get_sender(msg), &uid) < 0) { DBG("Can not get unix user id!"); return __connman_error_permission_denied(msg); } if (!connman_service_is_user_allowed(service, uid)) { DBG("Not allow this user to remove this wifi service now!"); return __connman_error_permission_denied(msg); } } if (!__connman_service_remove(service)) return __connman_error_not_supported(msg); return g_dbus_create_reply(msg, DBUS_TYPE_INVALID); } static bool check_suitable_state(enum connman_service_state a, enum connman_service_state b) { /* * Special check so that "ready" service can be moved before * "online" one. */ if ((a == CONNMAN_SERVICE_STATE_ONLINE && b == CONNMAN_SERVICE_STATE_READY) || (b == CONNMAN_SERVICE_STATE_ONLINE && a == CONNMAN_SERVICE_STATE_READY)) return true; return a == b; } static void downgrade_state(struct connman_service *service) { if (!service) return; DBG("service %p state4 %d state6 %d", service, service->state_ipv4, service->state_ipv6); if (service->state_ipv4 == CONNMAN_SERVICE_STATE_ONLINE) __connman_service_ipconfig_indicate_state(service, CONNMAN_SERVICE_STATE_READY, CONNMAN_IPCONFIG_TYPE_IPV4); if (service->state_ipv6 == CONNMAN_SERVICE_STATE_ONLINE) __connman_service_ipconfig_indicate_state(service, CONNMAN_SERVICE_STATE_READY, CONNMAN_IPCONFIG_TYPE_IPV6); } static void apply_relevant_default_downgrade(struct connman_service *service) { struct connman_service *def_service; def_service = __connman_service_get_default(); if (!def_service) return; if (def_service == service && def_service->state == CONNMAN_SERVICE_STATE_ONLINE) { def_service->state = CONNMAN_SERVICE_STATE_READY; __connman_notifier_leave_online(def_service->type); state_changed(def_service); } } static void switch_default_service(struct connman_service *default_service, struct connman_service *downgrade_service) { struct connman_service *service; GList *src, *dst; apply_relevant_default_downgrade(default_service); src = g_list_find(service_list, downgrade_service); dst = g_list_find(service_list, default_service); /* Nothing to do */ if (src == dst || src->next == dst) return; service = src->data; service_list = g_list_delete_link(service_list, src); service_list = g_list_insert_before(service_list, dst, service); downgrade_state(downgrade_service); } static DBusMessage *move_service(DBusConnection *conn, DBusMessage *msg, void *user_data, bool before) { struct connman_service *service = user_data; struct connman_service *target; const char *path; enum connman_ipconfig_method target4, target6; enum connman_ipconfig_method service4, service6; DBG("service %p", service); dbus_message_get_args(msg, NULL, DBUS_TYPE_OBJECT_PATH, &path, DBUS_TYPE_INVALID); if (!service->favorite) return __connman_error_not_supported(msg); target = find_service(path); if (!target || !target->favorite || target == service) return __connman_error_invalid_service(msg); if (target->type == CONNMAN_SERVICE_TYPE_VPN) { /* * We only allow VPN route splitting if there are * routes defined for a given VPN. */ if (!__connman_provider_check_routes(target->provider)) { connman_info("Cannot move service. " "No routes defined for provider %s", __connman_provider_get_ident(target->provider)); return __connman_error_invalid_service(msg); } target->do_split_routing = true; } else target->do_split_routing = false; service->do_split_routing = false; target4 = __connman_ipconfig_get_method(target->ipconfig_ipv4); target6 = __connman_ipconfig_get_method(target->ipconfig_ipv6); service4 = __connman_ipconfig_get_method(service->ipconfig_ipv4); service6 = __connman_ipconfig_get_method(service->ipconfig_ipv6); DBG("target %s method %d/%d state %d/%d split %d", target->identifier, target4, target6, target->state_ipv4, target->state_ipv6, target->do_split_routing); DBG("service %s method %d/%d state %d/%d", service->identifier, service4, service6, service->state_ipv4, service->state_ipv6); /* * If method is OFF, then we do not need to check the corresponding * ipconfig state. */ if (target4 == CONNMAN_IPCONFIG_METHOD_OFF) { if (service6 != CONNMAN_IPCONFIG_METHOD_OFF) { if (!check_suitable_state(target->state_ipv6, service->state_ipv6)) return __connman_error_invalid_service(msg); } } if (target6 == CONNMAN_IPCONFIG_METHOD_OFF) { if (service4 != CONNMAN_IPCONFIG_METHOD_OFF) { if (!check_suitable_state(target->state_ipv4, service->state_ipv4)) return __connman_error_invalid_service(msg); } } if (service4 == CONNMAN_IPCONFIG_METHOD_OFF) { if (target6 != CONNMAN_IPCONFIG_METHOD_OFF) { if (!check_suitable_state(target->state_ipv6, service->state_ipv6)) return __connman_error_invalid_service(msg); } } if (service6 == CONNMAN_IPCONFIG_METHOD_OFF) { if (target4 != CONNMAN_IPCONFIG_METHOD_OFF) { if (!check_suitable_state(target->state_ipv4, service->state_ipv4)) return __connman_error_invalid_service(msg); } } g_get_current_time(&service->modified); service_save(service); service_save(target); /* * If the service which goes down is the default service and is * online, we downgrade directly its state to ready so: * the service which goes up, needs to recompute its state which * is triggered via downgrading it - if relevant - to state ready. */ if (before) switch_default_service(target, service); else switch_default_service(service, target); __connman_connection_update_gateway(); return g_dbus_create_reply(msg, DBUS_TYPE_INVALID); } static DBusMessage *move_before(DBusConnection *conn, DBusMessage *msg, void *user_data) { return move_service(conn, msg, user_data, true); } static DBusMessage *move_after(DBusConnection *conn, DBusMessage *msg, void *user_data) { return move_service(conn, msg, user_data, false); } static DBusMessage *reset_counters(DBusConnection *conn, DBusMessage *msg, void *user_data) { struct connman_service *service = user_data; reset_stats(service); return g_dbus_create_reply(msg, DBUS_TYPE_INVALID); } static DBusMessage *get_user_favorite(DBusConnection *conn, DBusMessage *msg, void *user_data) { DBusMessage *reply; uid_t uid = USER_NONE; dbus_bool_t user_favorite = false; struct connman_service *service = user_data; connman_dbus_get_connection_unix_user_sync(conn, dbus_message_get_sender(msg), &uid); if (uid == USER_ROOT) user_favorite = service->favorite; else if (uid != USER_NONE && uid == service->user.favorite_user) { DBG("The service is favorite to this user!"); user_favorite = true; } reply = g_dbus_create_reply(msg, DBUS_TYPE_INVALID); dbus_message_append_args(reply, DBUS_TYPE_BOOLEAN, &user_favorite, DBUS_TYPE_INVALID); return reply; } static struct _services_notify { int id; GHashTable *add; GHashTable *remove; } *services_notify; static void service_append_added_foreach(gpointer data, gpointer user_data) { struct connman_service *service = data; DBusMessageIter *iter = user_data; if (!service || !service->path) { DBG("service %p or path is NULL", service); return; } if (g_hash_table_lookup(services_notify->add, service->path)) { DBG("new %s", service->path); append_struct(service, iter); g_hash_table_remove(services_notify->add, service->path); } else { DBG("changed %s", service->path); append_struct_service(iter, NULL, service); } } static void service_append_ordered(DBusMessageIter *iter, void *user_data) { g_list_foreach(service_list, service_append_added_foreach, iter); } static void append_removed(gpointer key, gpointer value, gpointer user_data) { char *objpath = key; DBusMessageIter *iter = user_data; DBG("removed %s", objpath); dbus_message_iter_append_basic(iter, DBUS_TYPE_OBJECT_PATH, &objpath); } static void service_append_removed(DBusMessageIter *iter, void *user_data) { g_hash_table_foreach(services_notify->remove, append_removed, iter); } static gboolean service_send_changed(gpointer data) { DBusMessage *signal; DBG(""); services_notify->id = 0; signal = dbus_message_new_signal(CONNMAN_MANAGER_PATH, CONNMAN_MANAGER_INTERFACE, "ServicesChanged"); if (!signal) return FALSE; __connman_dbus_append_objpath_dict_array(signal, service_append_ordered, NULL); __connman_dbus_append_objpath_array(signal, service_append_removed, NULL); dbus_connection_send(connection, signal, NULL); dbus_message_unref(signal); g_hash_table_remove_all(services_notify->remove); g_hash_table_remove_all(services_notify->add); return FALSE; } static void service_schedule_changed(void) { if (services_notify->id != 0) return; services_notify->id = g_timeout_add(100, service_send_changed, NULL); } static void service_schedule_added(struct connman_service *service) { DBG("service %p", service); g_hash_table_remove(services_notify->remove, service->path); g_hash_table_replace(services_notify->add, service->path, service); service_schedule_changed(); } static void service_schedule_removed(struct connman_service *service) { if (!service || !service->path) { DBG("service %p or path is NULL", service); return; } DBG("service %p %s", service, service->path); g_hash_table_remove(services_notify->add, service->path); g_hash_table_replace(services_notify->remove, g_strdup(service->path), NULL); service_schedule_changed(); } static bool allow_property_changed(struct connman_service *service) { if (g_hash_table_lookup_extended(services_notify->add, service->path, NULL, NULL)) { DBG("no property updates for service %p", service); return false; } return true; } static const GDBusMethodTable service_methods[] = { { GDBUS_DEPRECATED_METHOD("GetProperties", NULL, GDBUS_ARGS({ "properties", "a{sv}" }), get_properties) }, { GDBUS_METHOD("SetProperty", GDBUS_ARGS({ "name", "s" }, { "value", "v" }), NULL, set_property) }, { GDBUS_METHOD("ClearProperty", GDBUS_ARGS({ "name", "s" }), NULL, clear_property) }, { GDBUS_ASYNC_METHOD("Connect", NULL, NULL, connect_service) }, { GDBUS_METHOD("Disconnect", NULL, NULL, disconnect_service) }, { GDBUS_METHOD("Remove", NULL, NULL, remove_service) }, { GDBUS_METHOD("MoveBefore", GDBUS_ARGS({ "service", "o" }), NULL, move_before) }, { GDBUS_METHOD("MoveAfter", GDBUS_ARGS({ "service", "o" }), NULL, move_after) }, { GDBUS_METHOD("ResetCounters", NULL, NULL, reset_counters) }, { GDBUS_METHOD("GetUserFavorite", NULL, GDBUS_ARGS({ "value", "v" }), get_user_favorite) }, { }, }; static const GDBusSignalTable service_signals[] = { { GDBUS_SIGNAL("PropertyChanged", GDBUS_ARGS({ "name", "s" }, { "value", "v" })) }, { }, }; static void service_free(gpointer user_data) { struct connman_service *service = user_data; char *path = service->path; DBG("service %p", service); reply_pending(service, ENOENT); __connman_notifier_service_remove(service); service_schedule_removed(service); __connman_wispr_stop(service); stats_stop(service); service->path = NULL; if (path) { __connman_connection_update_gateway(); g_dbus_unregister_interface(connection, path, CONNMAN_SERVICE_INTERFACE); g_free(path); } g_hash_table_destroy(service->counter_table); if (service->network) { __connman_network_disconnect(service->network); connman_network_unref(service->network); service->network = NULL; } if (service->provider) connman_provider_unref(service->provider); if (service->ipconfig_ipv4) { __connman_ipconfig_set_ops(service->ipconfig_ipv4, NULL); __connman_ipconfig_set_data(service->ipconfig_ipv4, NULL); __connman_ipconfig_unref(service->ipconfig_ipv4); service->ipconfig_ipv4 = NULL; } if (service->ipconfig_ipv6) { __connman_ipconfig_set_ops(service->ipconfig_ipv6, NULL); __connman_ipconfig_set_data(service->ipconfig_ipv6, NULL); __connman_ipconfig_unref(service->ipconfig_ipv6); service->ipconfig_ipv6 = NULL; } g_strfreev(service->timeservers); g_strfreev(service->timeservers_config); g_strfreev(service->nameservers); g_strfreev(service->nameservers_config); g_strfreev(service->nameservers_auto); g_strfreev(service->domains); g_strfreev(service->proxies); g_strfreev(service->excludes); g_free(service->hostname); g_free(service->domainname); g_free(service->pac); g_free(service->name); g_free(service->passphrase); g_free(service->identifier); g_free(service->eap); g_free(service->identity); g_free(service->agent_identity); g_free(service->ca_cert_file); g_free(service->client_cert_file); g_free(service->private_key_file); g_free(service->private_key_passphrase); g_free(service->phase2); g_free(service->config_file); g_free(service->config_entry); if (service->stats.timer) g_timer_destroy(service->stats.timer); if (service->stats_roaming.timer) g_timer_destroy(service->stats_roaming.timer); if (current_default == service) current_default = NULL; g_free(service); } static void stats_init(struct connman_service *service) { /* home */ service->stats.valid = false; service->stats.enabled = false; service->stats.timer = g_timer_new(); /* roaming */ service->stats_roaming.valid = false; service->stats_roaming.enabled = false; service->stats_roaming.timer = g_timer_new(); } static void service_initialize(struct connman_service *service) { DBG("service %p", service); service->refcount = 1; service->error = CONNMAN_SERVICE_ERROR_UNKNOWN; service->type = CONNMAN_SERVICE_TYPE_UNKNOWN; service->security = CONNMAN_SERVICE_SECURITY_UNKNOWN; service->state = CONNMAN_SERVICE_STATE_UNKNOWN; service->state_ipv4 = CONNMAN_SERVICE_STATE_UNKNOWN; service->state_ipv6 = CONNMAN_SERVICE_STATE_UNKNOWN; service->favorite = false; service->immutable = false; service->hidden = false; service->ignore = false; service->user.favorite_user = USER_NONE; service->user.current_user = USER_NONE; service->request_passphrase_input = false; service->connect_reason = CONNMAN_SERVICE_CONNECT_REASON_NONE; service->order = 0; stats_init(service); service->provider = NULL; service->wps = false; } /** * connman_service_create: * * Allocate a new service. * * Returns: a newly-allocated #connman_service structure */ struct connman_service *connman_service_create(void) { GSList *list; struct connman_stats_counter *counters; const char *counter; struct connman_service *service; service = g_try_new0(struct connman_service, 1); if (!service) return NULL; DBG("service %p", service); service->counter_table = g_hash_table_new_full(g_str_hash, g_str_equal, NULL, g_free); for (list = counter_list; list; list = list->next) { counter = list->data; counters = g_try_new0(struct connman_stats_counter, 1); if (!counters) { g_hash_table_destroy(service->counter_table); g_free(service); return NULL; } counters->append_all = true; g_hash_table_replace(service->counter_table, (gpointer)counter, counters); } service_initialize(service); return service; } /** * connman_service_ref: * @service: service structure * * Increase reference counter of service */ struct connman_service * connman_service_ref_debug(struct connman_service *service, const char *file, int line, const char *caller) { DBG("%p ref %d by %s:%d:%s()", service, service->refcount + 1, file, line, caller); __sync_fetch_and_add(&service->refcount, 1); return service; } /** * connman_service_unref: * @service: service structure * * Decrease reference counter of service and release service if no * longer needed. */ void connman_service_unref_debug(struct connman_service *service, const char *file, int line, const char *caller) { DBG("%p ref %d by %s:%d:%s()", service, service->refcount - 1, file, line, caller); if (__sync_fetch_and_sub(&service->refcount, 1) != 1) return; service_list = g_list_remove(service_list, service); __connman_service_disconnect(service); g_hash_table_remove(service_hash, service->identifier); } static gint service_compare(gconstpointer a, gconstpointer b) { struct connman_service *service_a = (void *) a; struct connman_service *service_b = (void *) b; enum connman_service_state state_a, state_b; bool a_connected, b_connected; gint strength; state_a = service_a->state; state_b = service_b->state; a_connected = is_connected(service_a); b_connected = is_connected(service_b); if (a_connected && b_connected) { if (service_a->order > service_b->order) return -1; if (service_a->order < service_b->order) return 1; } if (state_a != state_b) { if (a_connected && b_connected) { /* We prefer online over ready state */ if (state_a == CONNMAN_SERVICE_STATE_ONLINE) return -1; if (state_b == CONNMAN_SERVICE_STATE_ONLINE) return 1; } if (a_connected) return -1; if (b_connected) return 1; if (is_connecting(service_a)) return -1; if (is_connecting(service_b)) return 1; } if (service_a->favorite && !service_b->favorite) return -1; if (!service_a->favorite && service_b->favorite) return 1; if (service_a->type != service_b->type) { if (service_a->type == CONNMAN_SERVICE_TYPE_ETHERNET) return -1; if (service_b->type == CONNMAN_SERVICE_TYPE_ETHERNET) return 1; if (service_a->type == CONNMAN_SERVICE_TYPE_WIFI) return -1; if (service_b->type == CONNMAN_SERVICE_TYPE_WIFI) return 1; if (service_a->type == CONNMAN_SERVICE_TYPE_CELLULAR) return -1; if (service_b->type == CONNMAN_SERVICE_TYPE_CELLULAR) return 1; if (service_a->type == CONNMAN_SERVICE_TYPE_BLUETOOTH) return -1; if (service_b->type == CONNMAN_SERVICE_TYPE_BLUETOOTH) return 1; if (service_a->type == CONNMAN_SERVICE_TYPE_VPN) return -1; if (service_b->type == CONNMAN_SERVICE_TYPE_VPN) return 1; if (service_a->type == CONNMAN_SERVICE_TYPE_GADGET) return -1; if (service_b->type == CONNMAN_SERVICE_TYPE_GADGET) return 1; } strength = (gint) service_b->strength - (gint) service_a->strength; if (strength) return strength; return g_strcmp0(service_a->name, service_b->name); } static void service_list_sort(void) { if (service_list && service_list->next) { service_list = g_list_sort(service_list, service_compare); service_schedule_changed(); } } /** * connman_service_get_type: * @service: service structure * * Get the type of service */ enum connman_service_type connman_service_get_type(struct connman_service *service) { if (!service) return CONNMAN_SERVICE_TYPE_UNKNOWN; return service->type; } /** * connman_service_get_interface: * @service: service structure * * Get network interface of service */ char *connman_service_get_interface(struct connman_service *service) { int index; if (!service) return NULL; index = __connman_service_get_index(service); return connman_inet_ifname(index); } /** * __connman_service_is_user_allowed: * @type: service type * @uid: user id * * Check a user is allowed to operate a type of service */ bool __connman_service_is_user_allowed(enum connman_service_type type, uid_t uid) { GList *list; uid_t owner_user = USER_NONE; for (list = service_list; list; list = list->next) { struct connman_service *service = list->data; if (service->type != type) continue; if (is_connected(service)) { owner_user = service->user.favorite_user; break; } } if (uid == USER_NONE || (uid != USER_ROOT && owner_user != USER_NONE && owner_user != uid)) return false; return true; } /** * connman_service_get_network: * @service: service structure * * Get the service network */ struct connman_network * __connman_service_get_network(struct connman_service *service) { if (!service) return NULL; return service->network; } struct connman_ipconfig * __connman_service_get_ip4config(struct connman_service *service) { if (!service) return NULL; return service->ipconfig_ipv4; } struct connman_ipconfig * __connman_service_get_ip6config(struct connman_service *service) { if (!service) return NULL; return service->ipconfig_ipv6; } struct connman_ipconfig * __connman_service_get_ipconfig(struct connman_service *service, int family) { if (family == AF_INET) return __connman_service_get_ip4config(service); else if (family == AF_INET6) return __connman_service_get_ip6config(service); else return NULL; } bool __connman_service_is_connected_state(struct connman_service *service, enum connman_ipconfig_type type) { if (!service) return false; switch (type) { case CONNMAN_IPCONFIG_TYPE_UNKNOWN: break; case CONNMAN_IPCONFIG_TYPE_IPV4: return is_connected_state(service, service->state_ipv4); case CONNMAN_IPCONFIG_TYPE_IPV6: return is_connected_state(service, service->state_ipv6); } return false; } enum connman_service_security __connman_service_get_security( struct connman_service *service) { if (!service) return CONNMAN_SERVICE_SECURITY_UNKNOWN; return service->security; } const char *__connman_service_get_phase2(struct connman_service *service) { if (!service) return NULL; return service->phase2; } bool __connman_service_wps_enabled(struct connman_service *service) { if (!service) return false; return service->wps; } void __connman_service_mark_dirty(void) { services_dirty = true; } /** * __connman_service_set_favorite_delayed: * @service: service structure * @favorite: favorite value * @delay_ordering: do not order service sequence * * Change the favorite setting of service */ int __connman_service_set_favorite_delayed(struct connman_service *service, bool favorite, bool delay_ordering) { if (service->hidden) return -EOPNOTSUPP; if (service->favorite == favorite) return -EALREADY; service->favorite = favorite; if (!delay_ordering) __connman_service_get_order(service); favorite_changed(service); if (!delay_ordering) { service_list_sort(); __connman_connection_update_gateway(); } return 0; } /** * __connman_service_set_favorite: * @service: service structure * @favorite: favorite value * * Change the favorite setting of service */ int __connman_service_set_favorite(struct connman_service *service, bool favorite) { return __connman_service_set_favorite_delayed(service, favorite, false); } bool connman_service_get_favorite(struct connman_service *service) { return service->favorite; } bool connman_service_get_autoconnect(struct connman_service *service) { return service->autoconnect; } int __connman_service_set_immutable(struct connman_service *service, bool immutable) { if (service->hidden) return -EOPNOTSUPP; if (service->immutable == immutable) return 0; service->immutable = immutable; immutable_changed(service); return 0; } int __connman_service_set_ignore(struct connman_service *service, bool ignore) { if (!service) return -EINVAL; service->ignore = ignore; return 0; } void __connman_service_set_string(struct connman_service *service, const char *key, const char *value) { if (service->hidden) return; if (g_str_equal(key, "EAP")) { g_free(service->eap); service->eap = g_strdup(value); } else if (g_str_equal(key, "Identity")) { g_free(service->identity); service->identity = g_strdup(value); } else if (g_str_equal(key, "CACertFile")) { g_free(service->ca_cert_file); service->ca_cert_file = g_strdup(value); } else if (g_str_equal(key, "ClientCertFile")) { g_free(service->client_cert_file); service->client_cert_file = g_strdup(value); } else if (g_str_equal(key, "PrivateKeyFile")) { g_free(service->private_key_file); service->private_key_file = g_strdup(value); } else if (g_str_equal(key, "PrivateKeyPassphrase")) { g_free(service->private_key_passphrase); service->private_key_passphrase = g_strdup(value); } else if (g_str_equal(key, "Phase2")) { g_free(service->phase2); service->phase2 = g_strdup(value); } else if (g_str_equal(key, "Passphrase")) __connman_service_set_passphrase(service, value); } void __connman_service_set_search_domains(struct connman_service *service, char **domains) { int index; index = __connman_service_get_index(service); if (index < 0) return; if (service->domains) { remove_searchdomains(service, index, service->domains); g_strfreev(service->domains); service->domains = g_strdupv(domains); update_nameservers(service); } } /* * This variant is used when domain search list is updated via * dhcp and in that case the service is not yet fully connected so * we cannot do same things as what the set() variant is doing. */ void __connman_service_update_search_domains(struct connman_service *service, char **domains) { g_strfreev(service->domains); service->domains = g_strdupv(domains); } static void service_complete(struct connman_service *service) { reply_pending(service, EIO); if (service->connect_reason != CONNMAN_SERVICE_CONNECT_REASON_USER) __connman_service_auto_connect(service->connect_reason); g_get_current_time(&service->modified); service_save(service); } static void report_error_cb(void *user_context, bool retry, void *user_data) { struct connman_service *service = user_context; if (retry) __connman_service_connect(service, CONNMAN_SERVICE_CONNECT_REASON_USER); else { /* It is not relevant to stay on Failure state * when failing is due to wrong user input */ __connman_service_clear_error(service); service_complete(service); __connman_connection_update_gateway(); } } static int check_wpspin(struct connman_service *service, const char *wpspin) { int length; guint i; if (!wpspin) return 0; length = strlen(wpspin); /* If 0, it will mean user wants to use PBC method */ if (length == 0) { connman_network_set_string(service->network, "WiFi.PinWPS", NULL); return 0; } /* A WPS PIN is always 8 chars length, * its content is in digit representation. */ if (length != 8) return -ENOKEY; for (i = 0; i < 8; i++) if (!isdigit((unsigned char) wpspin[i])) return -ENOKEY; connman_network_set_string(service->network, "WiFi.PinWPS", wpspin); return 0; } static void request_input_cb(struct connman_service *service, bool values_received, const char *name, int name_len, const char *identity, const char *passphrase, bool wps, const char *wpspin, const char *error, void *user_data) { struct connman_device *device; const char *security; int err = 0; DBG("RequestInput return, %p", service); if (error) { DBG("error: %s", error); if (g_strcmp0(error, "net.connman.Agent.Error.Canceled") == 0) { err = -EINVAL; if (service->hidden) __connman_service_return_error(service, ECANCELED, user_data); goto done; } else { if (service->hidden) __connman_service_return_error(service, ETIMEDOUT, user_data); } } if (service->hidden && name_len > 0 && name_len <= 32) { device = connman_network_get_device(service->network); security = connman_network_get_string(service->network, "WiFi.Security"); err = __connman_device_request_hidden_scan(device, name, name_len, identity, passphrase, security, user_data); if (err < 0) __connman_service_return_error(service, -err, user_data); } if (!values_received || service->hidden) { err = -EINVAL; goto done; } if (wps && service->network) { err = check_wpspin(service, wpspin); if (err < 0) goto done; connman_network_set_bool(service->network, "WiFi.UseWPS", wps); } if (identity) __connman_service_set_agent_identity(service, identity); if (passphrase) err = __connman_service_set_passphrase(service, passphrase); done: if (err >= 0) { /* We forget any previous error. */ set_error(service, CONNMAN_SERVICE_ERROR_UNKNOWN); __connman_service_connect(service, CONNMAN_SERVICE_CONNECT_REASON_USER); } else if (err == -ENOKEY) { __connman_service_indicate_error(service, CONNMAN_SERVICE_ERROR_INVALID_KEY); } else { /* It is not relevant to stay on Failure state * when failing is due to wrong user input */ service->state = CONNMAN_SERVICE_STATE_IDLE; if (!service->hidden) { /* * If there was a real error when requesting * hidden scan, then that error is returned already * to the user somewhere above so do not try to * do this again. */ __connman_service_return_error(service, -err, user_data); } service_complete(service); __connman_connection_update_gateway(); } } static void downgrade_connected_services(void) { struct connman_service *up_service; GList *list; for (list = service_list; list; list = list->next) { up_service = list->data; if (!is_connected(up_service)) continue; if (up_service->state == CONNMAN_SERVICE_STATE_ONLINE) return; downgrade_state(up_service); } } static int service_update_preferred_order(struct connman_service *default_service, struct connman_service *new_service, enum connman_service_state new_state) { unsigned int *tech_array; int i; if (!default_service || default_service == new_service || default_service->state != new_state) return 0; tech_array = connman_setting_get_uint_list("PreferredTechnologies"); if (tech_array) { for (i = 0; tech_array[i] != 0; i += 1) { if (default_service->type == tech_array[i]) return -EALREADY; if (new_service->type == tech_array[i]) { switch_default_service(default_service, new_service); __connman_connection_update_gateway(); return 0; } } } return -EALREADY; } static void single_connected_tech(struct connman_service *allowed) { struct connman_service *service; GSList *services = NULL, *list; GList *iter; DBG("keeping %p %s", allowed, allowed->path); for (iter = service_list; iter; iter = iter->next) { service = iter->data; if (!is_connected(service)) break; if (service == allowed) continue; services = g_slist_prepend(services, service); } for (list = services; list; list = list->next) { service = list->data; DBG("disconnecting %p %s", service, service->path); __connman_service_disconnect(service); } g_slist_free(services); } static const char *get_dbus_sender(struct connman_service *service) { if (!service->pending) return NULL; return dbus_message_get_sender(service->pending); } static int service_indicate_state(struct connman_service *service) { enum connman_service_state old_state, new_state; struct connman_service *def_service; enum connman_ipconfig_method method; int result; if (!service) return -EINVAL; old_state = service->state; new_state = combine_state(service->state_ipv4, service->state_ipv6); DBG("service %p old %s - new %s/%s => %s", service, state2string(old_state), state2string(service->state_ipv4), state2string(service->state_ipv6), state2string(new_state)); if (old_state == new_state) return -EALREADY; def_service = __connman_service_get_default(); if (new_state == CONNMAN_SERVICE_STATE_ONLINE) { result = service_update_preferred_order(def_service, service, new_state); if (result == -EALREADY) return result; } if (old_state == CONNMAN_SERVICE_STATE_ONLINE) __connman_notifier_leave_online(service->type); service->state = new_state; state_changed(service); switch(new_state) { case CONNMAN_SERVICE_STATE_UNKNOWN: break; case CONNMAN_SERVICE_STATE_IDLE: if (old_state != CONNMAN_SERVICE_STATE_DISCONNECT) __connman_service_disconnect(service); break; case CONNMAN_SERVICE_STATE_ASSOCIATION: break; case CONNMAN_SERVICE_STATE_CONFIGURATION: if (!service->new_service && __connman_stats_service_register(service) == 0) { /* * For new services the statistics are updated after * we have successfully connected. */ __connman_stats_get(service, false, &service->stats.data); __connman_stats_get(service, true, &service->stats_roaming.data); } break; case CONNMAN_SERVICE_STATE_READY: if (service->new_service && __connman_stats_service_register(service) == 0) { /* * This is normally done after configuring state * but for new service do this after we have connected * successfully. */ __connman_stats_get(service, false, &service->stats.data); __connman_stats_get(service, true, &service->stats_roaming.data); } service->new_service = false; default_changed(); def_service = __connman_service_get_default(); service_update_preferred_order(def_service, service, new_state); __connman_service_set_favorite(service, true); reply_pending(service, 0); g_get_current_time(&service->modified); service_save(service); dns_changed(service); domain_changed(service); proxy_changed(service); if (old_state != CONNMAN_SERVICE_STATE_ONLINE) __connman_notifier_connect(service->type); if (service->type == CONNMAN_SERVICE_TYPE_WIFI && connman_network_get_bool(service->network, "WiFi.UseWPS")) { const char *pass; pass = connman_network_get_string(service->network, "WiFi.Passphrase"); __connman_service_set_passphrase(service, pass); connman_network_set_bool(service->network, "WiFi.UseWPS", false); } method = __connman_ipconfig_get_method(service->ipconfig_ipv6); if (method == CONNMAN_IPCONFIG_METHOD_OFF) __connman_ipconfig_disable_ipv6( service->ipconfig_ipv6); if (connman_setting_get_bool("SingleConnectedTechnology")) single_connected_tech(service); else if (service->type != CONNMAN_SERVICE_TYPE_VPN) vpn_auto_connect(); break; case CONNMAN_SERVICE_STATE_ONLINE: break; case CONNMAN_SERVICE_STATE_DISCONNECT: reply_pending(service, ECONNABORTED); def_service = __connman_service_get_default(); if (!__connman_notifier_is_connected() && def_service && def_service->provider) connman_provider_disconnect(def_service->provider); default_changed(); __connman_wispr_stop(service); __connman_wpad_stop(service); dns_changed(service); domain_changed(service); proxy_changed(service); /* * Previous services which are connected and which states * are set to online should reset relevantly ipconfig_state * to ready so wispr/portal will be rerun on those */ downgrade_connected_services(); __connman_service_auto_connect(CONNMAN_SERVICE_CONNECT_REASON_AUTO); break; case CONNMAN_SERVICE_STATE_FAILURE: if (service->connect_reason == CONNMAN_SERVICE_CONNECT_REASON_USER && connman_agent_report_error(service, service->path, error2string(service->error), report_error_cb, get_dbus_sender(service), NULL) == -EINPROGRESS) return 0; service_complete(service); break; } if (new_state != CONNMAN_SERVICE_STATE_FAILURE) set_error(service, CONNMAN_SERVICE_ERROR_UNKNOWN); service_list_sort(); __connman_connection_update_gateway(); if ((old_state == CONNMAN_SERVICE_STATE_ONLINE && new_state != CONNMAN_SERVICE_STATE_READY) || (old_state == CONNMAN_SERVICE_STATE_READY && new_state != CONNMAN_SERVICE_STATE_ONLINE)) { __connman_notifier_disconnect(service->type); } if (new_state == CONNMAN_SERVICE_STATE_ONLINE) { __connman_notifier_enter_online(service->type); default_changed(); } if (service->type == CONNMAN_SERVICE_TYPE_WIFI && service->connect_reason == CONNMAN_SERVICE_CONNECT_REASON_USER && (new_state == CONNMAN_SERVICE_STATE_READY || new_state == CONNMAN_SERVICE_STATE_ONLINE)) { if (service->user.favorite_user != service->user.current_user) { DBG("Now set service favorite user id from %d to %d", service->user.favorite_user, service->user.current_user); service->user.favorite_user = service->user.current_user; service_save(service); } } return 0; } int __connman_service_indicate_error(struct connman_service *service, enum connman_service_error error) { DBG("service %p error %d", service, error); if (!service) return -EINVAL; set_error(service, error); /* * Supplicant does not always return invalid key error for * WPA-EAP so clear the credentials always. */ if (service->error == CONNMAN_SERVICE_ERROR_INVALID_KEY || service->security == CONNMAN_SERVICE_SECURITY_8021X) clear_passphrase(service); __connman_service_set_agent_identity(service, NULL); __connman_service_ipconfig_indicate_state(service, CONNMAN_SERVICE_STATE_FAILURE, CONNMAN_IPCONFIG_TYPE_IPV4); __connman_service_ipconfig_indicate_state(service, CONNMAN_SERVICE_STATE_FAILURE, CONNMAN_IPCONFIG_TYPE_IPV6); return 0; } int __connman_service_clear_error(struct connman_service *service) { DBusMessage *pending, *provider_pending; DBG("service %p", service); if (!service) return -EINVAL; if (service->state != CONNMAN_SERVICE_STATE_FAILURE) return -EINVAL; pending = service->pending; service->pending = NULL; provider_pending = service->provider_pending; service->provider_pending = NULL; __connman_service_ipconfig_indicate_state(service, CONNMAN_SERVICE_STATE_IDLE, CONNMAN_IPCONFIG_TYPE_IPV6); __connman_service_ipconfig_indicate_state(service, CONNMAN_SERVICE_STATE_IDLE, CONNMAN_IPCONFIG_TYPE_IPV4); service->pending = pending; service->provider_pending = provider_pending; return 0; } int __connman_service_indicate_default(struct connman_service *service) { DBG("service %p state %s", service, state2string(service->state)); if (!is_connected(service)) { /* * If service is not yet fully connected, then we must not * change the default yet. The default gw will be changed * after the service state is in ready. */ return -EINPROGRESS; } default_changed(); return 0; } enum connman_service_state __connman_service_ipconfig_get_state( struct connman_service *service, enum connman_ipconfig_type type) { if (!service) return CONNMAN_SERVICE_STATE_UNKNOWN; if (type == CONNMAN_IPCONFIG_TYPE_IPV4) return service->state_ipv4; if (type == CONNMAN_IPCONFIG_TYPE_IPV6) return service->state_ipv6; return CONNMAN_SERVICE_STATE_UNKNOWN; } static void check_proxy_setup(struct connman_service *service) { /* * We start WPAD if we haven't got a PAC URL from DHCP and * if our proxy manual configuration is either empty or set * to AUTO with an empty URL. */ if (service->proxy != CONNMAN_SERVICE_PROXY_METHOD_UNKNOWN) goto done; if (service->proxy_config != CONNMAN_SERVICE_PROXY_METHOD_UNKNOWN && (service->proxy_config != CONNMAN_SERVICE_PROXY_METHOD_AUTO || service->pac)) goto done; if (__connman_wpad_start(service) < 0) { service->proxy = CONNMAN_SERVICE_PROXY_METHOD_DIRECT; __connman_notifier_proxy_changed(service); goto done; } return; done: __connman_wispr_start(service, CONNMAN_IPCONFIG_TYPE_IPV4); } /* * How many networks are connected at the same time. If more than 1, * then set the rp_filter setting properly (loose mode routing) so that network * connectivity works ok. This is only done for IPv4 networks as IPv6 * does not have rp_filter knob. */ static int connected_networks_count; static int original_rp_filter; static void service_rp_filter(struct connman_service *service, bool connected) { enum connman_ipconfig_method method; method = __connman_ipconfig_get_method(service->ipconfig_ipv4); switch (method) { case CONNMAN_IPCONFIG_METHOD_UNKNOWN: case CONNMAN_IPCONFIG_METHOD_OFF: case CONNMAN_IPCONFIG_METHOD_AUTO: return; case CONNMAN_IPCONFIG_METHOD_FIXED: case CONNMAN_IPCONFIG_METHOD_MANUAL: case CONNMAN_IPCONFIG_METHOD_DHCP: break; } if (connected) { if (connected_networks_count == 1) { int filter_value; filter_value = __connman_ipconfig_set_rp_filter(); if (filter_value < 0) return; original_rp_filter = filter_value; } connected_networks_count++; } else { if (connected_networks_count == 2) __connman_ipconfig_unset_rp_filter(original_rp_filter); connected_networks_count--; if (connected_networks_count < 0) connected_networks_count = 0; } DBG("%s %s ipconfig %p method %d count %d filter %d", connected ? "connected" : "disconnected", service->identifier, service->ipconfig_ipv4, method, connected_networks_count, original_rp_filter); } static gboolean redo_wispr(gpointer user_data) { struct connman_service *service = user_data; int refcount = service->refcount - 1; connman_service_unref(service); if (refcount == 0) { DBG("Service %p already removed", service); return FALSE; } __connman_wispr_start(service, CONNMAN_IPCONFIG_TYPE_IPV6); return FALSE; } int __connman_service_online_check_failed(struct connman_service *service, enum connman_ipconfig_type type) { DBG("service %p type %d count %d", service, type, service->online_check_count); /* currently we only retry IPv6 stuff */ if (type == CONNMAN_IPCONFIG_TYPE_IPV4 || service->online_check_count != 1) { connman_warn("Online check failed for %p %s", service, service->name); return 0; } service->online_check_count = 0; /* * We set the timeout to 1 sec so that we have a chance to get * necessary IPv6 router advertisement messages that might have * DNS data etc. */ g_timeout_add_seconds(1, redo_wispr, connman_service_ref(service)); return EAGAIN; } int __connman_service_ipconfig_indicate_state(struct connman_service *service, enum connman_service_state new_state, enum connman_ipconfig_type type) { struct connman_ipconfig *ipconfig = NULL; enum connman_service_state *old_state; enum connman_ipconfig_method method; if (!service) return -EINVAL; switch (type) { case CONNMAN_IPCONFIG_TYPE_UNKNOWN: return -EINVAL; case CONNMAN_IPCONFIG_TYPE_IPV4: old_state = &service->state_ipv4; ipconfig = service->ipconfig_ipv4; break; case CONNMAN_IPCONFIG_TYPE_IPV6: old_state = &service->state_ipv6; ipconfig = service->ipconfig_ipv6; break; } if (!ipconfig) return -EINVAL; /* Any change? */ if (*old_state == new_state) return -EALREADY; DBG("service %p (%s) old state %d (%s) new state %d (%s) type %d (%s)", service, service ? service->identifier : NULL, *old_state, state2string(*old_state), new_state, state2string(new_state), type, __connman_ipconfig_type2string(type)); switch (new_state) { case CONNMAN_SERVICE_STATE_UNKNOWN: case CONNMAN_SERVICE_STATE_IDLE: case CONNMAN_SERVICE_STATE_ASSOCIATION: break; case CONNMAN_SERVICE_STATE_CONFIGURATION: __connman_ipconfig_enable(ipconfig); break; case CONNMAN_SERVICE_STATE_READY: if (type == CONNMAN_IPCONFIG_TYPE_IPV4) { check_proxy_setup(service); service_rp_filter(service, true); } else { service->online_check_count = 1; __connman_wispr_start(service, type); } break; case CONNMAN_SERVICE_STATE_ONLINE: break; case CONNMAN_SERVICE_STATE_DISCONNECT: if (service->state == CONNMAN_SERVICE_STATE_IDLE) return -EINVAL; if (type == CONNMAN_IPCONFIG_TYPE_IPV4) service_rp_filter(service, false); break; case CONNMAN_SERVICE_STATE_FAILURE: break; } /* Keep that state, but if the ipconfig method is OFF, then we set the state to IDLE so that it will not affect the combined state in the future. */ method = __connman_ipconfig_get_method(ipconfig); switch (method) { case CONNMAN_IPCONFIG_METHOD_UNKNOWN: case CONNMAN_IPCONFIG_METHOD_OFF: new_state = CONNMAN_SERVICE_STATE_IDLE; break; case CONNMAN_IPCONFIG_METHOD_FIXED: case CONNMAN_IPCONFIG_METHOD_MANUAL: case CONNMAN_IPCONFIG_METHOD_DHCP: case CONNMAN_IPCONFIG_METHOD_AUTO: break; } *old_state = new_state; update_nameservers(service); return service_indicate_state(service); } static bool prepare_network(struct connman_service *service) { enum connman_network_type type; unsigned int ssid_len; type = connman_network_get_type(service->network); switch (type) { case CONNMAN_NETWORK_TYPE_UNKNOWN: case CONNMAN_NETWORK_TYPE_VENDOR: return false; case CONNMAN_NETWORK_TYPE_WIFI: if (!connman_network_get_blob(service->network, "WiFi.SSID", &ssid_len)) return false; if (service->passphrase) connman_network_set_string(service->network, "WiFi.Passphrase", service->passphrase); break; case CONNMAN_NETWORK_TYPE_ETHERNET: case CONNMAN_NETWORK_TYPE_GADGET: case CONNMAN_NETWORK_TYPE_BLUETOOTH_PAN: case CONNMAN_NETWORK_TYPE_BLUETOOTH_DUN: case CONNMAN_NETWORK_TYPE_CELLULAR: break; } return true; } static void prepare_8021x(struct connman_service *service) { if (service->eap) connman_network_set_string(service->network, "WiFi.EAP", service->eap); if (service->identity) connman_network_set_string(service->network, "WiFi.Identity", service->identity); if (service->ca_cert_file) connman_network_set_string(service->network, "WiFi.CACertFile", service->ca_cert_file); if (service->client_cert_file) connman_network_set_string(service->network, "WiFi.ClientCertFile", service->client_cert_file); if (service->private_key_file) connman_network_set_string(service->network, "WiFi.PrivateKeyFile", service->private_key_file); if (service->private_key_passphrase) connman_network_set_string(service->network, "WiFi.PrivateKeyPassphrase", service->private_key_passphrase); if (service->phase2) connman_network_set_string(service->network, "WiFi.Phase2", service->phase2); } static int service_connect(struct connman_service *service) { int err; if (service->hidden) return -EPERM; switch (service->type) { case CONNMAN_SERVICE_TYPE_UNKNOWN: case CONNMAN_SERVICE_TYPE_SYSTEM: case CONNMAN_SERVICE_TYPE_GPS: case CONNMAN_SERVICE_TYPE_P2P: return -EINVAL; case CONNMAN_SERVICE_TYPE_ETHERNET: case CONNMAN_SERVICE_TYPE_GADGET: case CONNMAN_SERVICE_TYPE_BLUETOOTH: case CONNMAN_SERVICE_TYPE_CELLULAR: case CONNMAN_SERVICE_TYPE_VPN: break; case CONNMAN_SERVICE_TYPE_WIFI: switch (service->security) { case CONNMAN_SERVICE_SECURITY_UNKNOWN: case CONNMAN_SERVICE_SECURITY_NONE: break; case CONNMAN_SERVICE_SECURITY_WEP: case CONNMAN_SERVICE_SECURITY_PSK: case CONNMAN_SERVICE_SECURITY_WPA: case CONNMAN_SERVICE_SECURITY_RSN: if (service->request_passphrase_input) { DBG("Now try to connect other user's favorite service"); service->request_passphrase_input = false; return -ENOKEY; } else if (!service->passphrase) { if (!service->network) return -EOPNOTSUPP; if (!service->wps || !connman_network_get_bool(service->network, "WiFi.UseWPS")) return -ENOKEY; } break; case CONNMAN_SERVICE_SECURITY_8021X: if (!service->eap) return -EINVAL; #if defined TIZEN_EXT /* * never request credentials if using EAP-TLS, EAP-SIM * or EAP-AKA (EAP-TLS, EAP-SIM and EAP-AKA networks * need to be fully provisioned) */ if (g_str_equal(service->eap, "tls") || g_str_equal(service->eap, "sim") || g_str_equal(service->eap, "aka")) break; #else /* * never request credentials if using EAP-TLS * (EAP-TLS networks need to be fully provisioned) */ if (g_str_equal(service->eap, "tls")) break; #endif /* * Return -ENOKEY if either identity or passphrase is * missing. Agent provided credentials can be used as * fallback if needed. */ if ((!service->identity && !service->agent_identity) || !service->passphrase) return -ENOKEY; break; } break; } if (service->network) { if (!prepare_network(service)) return -EINVAL; switch (service->security) { case CONNMAN_SERVICE_SECURITY_UNKNOWN: case CONNMAN_SERVICE_SECURITY_NONE: case CONNMAN_SERVICE_SECURITY_WEP: case CONNMAN_SERVICE_SECURITY_PSK: case CONNMAN_SERVICE_SECURITY_WPA: case CONNMAN_SERVICE_SECURITY_RSN: break; case CONNMAN_SERVICE_SECURITY_8021X: prepare_8021x(service); break; } if (__connman_stats_service_register(service) == 0) { __connman_stats_get(service, false, &service->stats.data); __connman_stats_get(service, true, &service->stats_roaming.data); } if (service->ipconfig_ipv4) __connman_ipconfig_enable(service->ipconfig_ipv4); if (service->ipconfig_ipv6) __connman_ipconfig_enable(service->ipconfig_ipv6); err = __connman_network_connect(service->network); } else if (service->type == CONNMAN_SERVICE_TYPE_VPN && service->provider) err = __connman_provider_connect(service->provider); else return -EOPNOTSUPP; if (err < 0) { if (err != -EINPROGRESS) { __connman_ipconfig_disable(service->ipconfig_ipv4); __connman_ipconfig_disable(service->ipconfig_ipv6); __connman_stats_service_unregister(service); } } return err; } int __connman_service_connect(struct connman_service *service, enum connman_service_connect_reason reason) { int err; DBG("service %p state %s connect reason %s -> %s", service, state2string(service->state), reason2string(service->connect_reason), reason2string(reason)); if (is_connected(service)) return -EISCONN; if (is_connecting(service)) return -EALREADY; switch (service->type) { case CONNMAN_SERVICE_TYPE_UNKNOWN: case CONNMAN_SERVICE_TYPE_SYSTEM: case CONNMAN_SERVICE_TYPE_GPS: case CONNMAN_SERVICE_TYPE_P2P: return -EINVAL; case CONNMAN_SERVICE_TYPE_ETHERNET: case CONNMAN_SERVICE_TYPE_GADGET: case CONNMAN_SERVICE_TYPE_BLUETOOTH: case CONNMAN_SERVICE_TYPE_CELLULAR: case CONNMAN_SERVICE_TYPE_VPN: case CONNMAN_SERVICE_TYPE_WIFI: break; } if (!is_ipconfig_usable(service)) return -ENOLINK; __connman_service_clear_error(service); err = service_connect(service); service->connect_reason = reason; if (err >= 0) { set_error(service, CONNMAN_SERVICE_ERROR_UNKNOWN); return 0; } if (err == -EINPROGRESS) { if (service->timeout == 0) service->timeout = g_timeout_add_seconds( CONNECT_TIMEOUT, connect_timeout, service); set_error(service, CONNMAN_SERVICE_ERROR_UNKNOWN); return -EINPROGRESS; } if (service->network) __connman_network_disconnect(service->network); else if (service->type == CONNMAN_SERVICE_TYPE_VPN && service->provider) connman_provider_disconnect(service->provider); if (service->connect_reason == CONNMAN_SERVICE_CONNECT_REASON_USER) { if (err == -ENOKEY || err == -EPERM) { DBusMessage *pending = NULL; /* * We steal the reply here. The idea is that the * connecting client will see the connection status * after the real hidden network is connected or * connection failed. */ if (service->hidden) { pending = service->pending; service->pending = NULL; } err = __connman_agent_request_passphrase_input(service, request_input_cb, get_dbus_sender(service), pending); if (service->hidden && err != -EINPROGRESS) service->pending = pending; return err; } reply_pending(service, -err); } return err; } int __connman_service_disconnect(struct connman_service *service) { int err; DBG("service %p", service); service->connect_reason = CONNMAN_SERVICE_CONNECT_REASON_NONE; service->proxy = CONNMAN_SERVICE_PROXY_METHOD_UNKNOWN; connman_agent_cancel(service); reply_pending(service, ECONNABORTED); if (service->network) { err = __connman_network_disconnect(service->network); } else if (service->type == CONNMAN_SERVICE_TYPE_VPN && service->provider) err = connman_provider_disconnect(service->provider); else return -EOPNOTSUPP; if (err < 0 && err != -EINPROGRESS) return err; __connman_6to4_remove(service->ipconfig_ipv4); if (service->ipconfig_ipv4) __connman_ipconfig_set_proxy_autoconfig(service->ipconfig_ipv4, NULL); else __connman_ipconfig_set_proxy_autoconfig(service->ipconfig_ipv6, NULL); __connman_ipconfig_address_remove(service->ipconfig_ipv4); settings_changed(service, service->ipconfig_ipv4); __connman_ipconfig_address_remove(service->ipconfig_ipv6); settings_changed(service, service->ipconfig_ipv6); __connman_ipconfig_disable(service->ipconfig_ipv4); __connman_ipconfig_disable(service->ipconfig_ipv6); __connman_stats_service_unregister(service); return err; } int __connman_service_disconnect_all(void) { struct connman_service *service; GSList *services = NULL, *list; GList *iter; DBG(""); for (iter = service_list; iter; iter = iter->next) { service = iter->data; if (!is_connected(service)) break; services = g_slist_prepend(services, service); } for (list = services; list; list = list->next) { struct connman_service *service = list->data; service->ignore = true; __connman_service_disconnect(service); } g_slist_free(services); return 0; } /** * lookup_by_identifier: * @identifier: service identifier * * Look up a service by identifier (reference count will not be increased) */ static struct connman_service *lookup_by_identifier(const char *identifier) { return g_hash_table_lookup(service_hash, identifier); } struct provision_user_data { const char *ident; int ret; }; static void provision_changed(gpointer value, gpointer user_data) { struct connman_service *service = value; struct provision_user_data *data = user_data; const char *path = data->ident; int ret; ret = __connman_config_provision_service_ident(service, path, service->config_file, service->config_entry); if (ret > 0) data->ret = ret; } int __connman_service_provision_changed(const char *ident) { struct provision_user_data data = { .ident = ident, .ret = 0 }; g_list_foreach(service_list, provision_changed, (void *)&data); /* * Because the provision_changed() might have set some services * as favorite, we must sort the sequence now. */ if (services_dirty) { services_dirty = false; service_list_sort(); __connman_connection_update_gateway(); } return data.ret; } void __connman_service_set_config(struct connman_service *service, const char *file_id, const char *entry) { if (!service) return; g_free(service->config_file); service->config_file = g_strdup(file_id); g_free(service->config_entry); service->config_entry = g_strdup(entry); } /** * __connman_service_get: * @identifier: service identifier * * Look up a service by identifier or create a new one if not found */ static struct connman_service *service_get(const char *identifier) { struct connman_service *service; service = g_hash_table_lookup(service_hash, identifier); if (service) { connman_service_ref(service); return service; } service = connman_service_create(); if (!service) return NULL; DBG("service %p", service); service->identifier = g_strdup(identifier); service_list = g_list_insert_sorted(service_list, service, service_compare); g_hash_table_insert(service_hash, service->identifier, service); return service; } static int service_register(struct connman_service *service) { DBG("service %p", service); if (service->path) return -EALREADY; service->path = g_strdup_printf("%s/service/%s", CONNMAN_PATH, service->identifier); DBG("path %s", service->path); if (__connman_config_provision_service(service) < 0) service_load(service); g_dbus_register_interface(connection, service->path, CONNMAN_SERVICE_INTERFACE, service_methods, service_signals, NULL, service, NULL); service_list_sort(); __connman_connection_update_gateway(); return 0; } static void service_up(struct connman_ipconfig *ipconfig, const char *ifname) { struct connman_service *service = __connman_ipconfig_get_data(ipconfig); DBG("%s up", ifname); link_changed(service); service->stats.valid = false; service->stats_roaming.valid = false; } static void service_down(struct connman_ipconfig *ipconfig, const char *ifname) { DBG("%s down", ifname); } static void service_lower_up(struct connman_ipconfig *ipconfig, const char *ifname) { struct connman_service *service = __connman_ipconfig_get_data(ipconfig); DBG("%s lower up", ifname); stats_start(service); } static void service_lower_down(struct connman_ipconfig *ipconfig, const char *ifname) { struct connman_service *service = __connman_ipconfig_get_data(ipconfig); DBG("%s lower down", ifname); if (!is_idle_state(service, service->state_ipv4)) __connman_ipconfig_disable(service->ipconfig_ipv4); if (!is_idle_state(service, service->state_ipv6)) __connman_ipconfig_disable(service->ipconfig_ipv6); stats_stop(service); service_save(service); } static void service_ip_bound(struct connman_ipconfig *ipconfig, const char *ifname) { struct connman_service *service = __connman_ipconfig_get_data(ipconfig); enum connman_ipconfig_method method = CONNMAN_IPCONFIG_METHOD_UNKNOWN; enum connman_ipconfig_type type = CONNMAN_IPCONFIG_TYPE_UNKNOWN; DBG("%s ip bound", ifname); type = __connman_ipconfig_get_config_type(ipconfig); method = __connman_ipconfig_get_method(ipconfig); DBG("service %p ipconfig %p type %d method %d", service, ipconfig, type, method); if (type == CONNMAN_IPCONFIG_TYPE_IPV6 && method == CONNMAN_IPCONFIG_METHOD_AUTO) __connman_service_ipconfig_indicate_state(service, CONNMAN_SERVICE_STATE_READY, CONNMAN_IPCONFIG_TYPE_IPV6); settings_changed(service, ipconfig); } static void service_ip_release(struct connman_ipconfig *ipconfig, const char *ifname) { struct connman_service *service = __connman_ipconfig_get_data(ipconfig); enum connman_ipconfig_method method = CONNMAN_IPCONFIG_METHOD_UNKNOWN; enum connman_ipconfig_type type = CONNMAN_IPCONFIG_TYPE_UNKNOWN; DBG("%s ip release", ifname); type = __connman_ipconfig_get_config_type(ipconfig); method = __connman_ipconfig_get_method(ipconfig); DBG("service %p ipconfig %p type %d method %d", service, ipconfig, type, method); if (type == CONNMAN_IPCONFIG_TYPE_IPV6 && method == CONNMAN_IPCONFIG_METHOD_OFF) __connman_service_ipconfig_indicate_state(service, CONNMAN_SERVICE_STATE_DISCONNECT, CONNMAN_IPCONFIG_TYPE_IPV6); if (type == CONNMAN_IPCONFIG_TYPE_IPV4 && method == CONNMAN_IPCONFIG_METHOD_OFF) __connman_service_ipconfig_indicate_state(service, CONNMAN_SERVICE_STATE_DISCONNECT, CONNMAN_IPCONFIG_TYPE_IPV4); settings_changed(service, ipconfig); } static void service_route_changed(struct connman_ipconfig *ipconfig, const char *ifname) { struct connman_service *service = __connman_ipconfig_get_data(ipconfig); DBG("%s route changed", ifname); settings_changed(service, ipconfig); } static const struct connman_ipconfig_ops service_ops = { .up = service_up, .down = service_down, .lower_up = service_lower_up, .lower_down = service_lower_down, .ip_bound = service_ip_bound, .ip_release = service_ip_release, .route_set = service_route_changed, .route_unset = service_route_changed, }; static struct connman_ipconfig *create_ip4config(struct connman_service *service, int index, enum connman_ipconfig_method method) { struct connman_ipconfig *ipconfig_ipv4; ipconfig_ipv4 = __connman_ipconfig_create(index, CONNMAN_IPCONFIG_TYPE_IPV4); if (!ipconfig_ipv4) return NULL; __connman_ipconfig_set_method(ipconfig_ipv4, method); __connman_ipconfig_set_data(ipconfig_ipv4, service); __connman_ipconfig_set_ops(ipconfig_ipv4, &service_ops); return ipconfig_ipv4; } static struct connman_ipconfig *create_ip6config(struct connman_service *service, int index) { struct connman_ipconfig *ipconfig_ipv6; ipconfig_ipv6 = __connman_ipconfig_create(index, CONNMAN_IPCONFIG_TYPE_IPV6); if (!ipconfig_ipv6) return NULL; __connman_ipconfig_set_data(ipconfig_ipv6, service); __connman_ipconfig_set_ops(ipconfig_ipv6, &service_ops); return ipconfig_ipv6; } void __connman_service_read_ip4config(struct connman_service *service) { GKeyFile *keyfile; if (!service->ipconfig_ipv4) return; keyfile = connman_storage_load_service(service->identifier); if (!keyfile) return; __connman_ipconfig_load(service->ipconfig_ipv4, keyfile, service->identifier, "IPv4."); g_key_file_free(keyfile); } void connman_service_create_ip4config(struct connman_service *service, int index) { DBG("ipv4 %p", service->ipconfig_ipv4); if (service->ipconfig_ipv4) return; service->ipconfig_ipv4 = create_ip4config(service, index, CONNMAN_IPCONFIG_METHOD_DHCP); __connman_service_read_ip4config(service); } void __connman_service_read_ip6config(struct connman_service *service) { GKeyFile *keyfile; if (!service->ipconfig_ipv6) return; keyfile = connman_storage_load_service(service->identifier); if (!keyfile) return; __connman_ipconfig_load(service->ipconfig_ipv6, keyfile, service->identifier, "IPv6."); g_key_file_free(keyfile); } void connman_service_create_ip6config(struct connman_service *service, int index) { DBG("ipv6 %p", service->ipconfig_ipv6); if (service->ipconfig_ipv6) return; service->ipconfig_ipv6 = create_ip6config(service, index); __connman_service_read_ip6config(service); } /** * connman_service_lookup_from_network: * @network: network structure * * Look up a service by network (reference count will not be increased) */ struct connman_service *connman_service_lookup_from_network(struct connman_network *network) { struct connman_service *service; const char *ident, *group; char *name; if (!network) return NULL; ident = __connman_network_get_ident(network); if (!ident) return NULL; group = connman_network_get_group(network); if (!group) return NULL; name = g_strdup_printf("%s_%s_%s", __connman_network_get_type(network), ident, group); service = lookup_by_identifier(name); g_free(name); return service; } struct connman_service *__connman_service_lookup_from_index(int index) { struct connman_service *service; GList *list; for (list = service_list; list; list = list->next) { service = list->data; if (__connman_ipconfig_get_index(service->ipconfig_ipv4) == index) return service; if (__connman_ipconfig_get_index(service->ipconfig_ipv6) == index) return service; } return NULL; } struct connman_service *__connman_service_lookup_from_ident(const char *identifier) { return lookup_by_identifier(identifier); } const char *__connman_service_get_ident(struct connman_service *service) { return service->identifier; } const char *__connman_service_get_path(struct connman_service *service) { return service->path; } const char *__connman_service_get_name(struct connman_service *service) { return service->name; } enum connman_service_state __connman_service_get_state(struct connman_service *service) { return service->state; } unsigned int __connman_service_get_order(struct connman_service *service) { unsigned int order = 0; if (!service) return 0; service->order = 0; if (!service->favorite) return 0; if (service == service_list->data) order = 1; if (service->type == CONNMAN_SERVICE_TYPE_VPN && !service->do_split_routing) { service->order = 10; order = 10; } DBG("service %p name %s order %d split %d", service, service->name, order, service->do_split_routing); return order; } void __connman_service_update_ordering(void) { if (service_list && service_list->next) service_list = g_list_sort(service_list, service_compare); } static enum connman_service_type convert_network_type(struct connman_network *network) { enum connman_network_type type = connman_network_get_type(network); switch (type) { case CONNMAN_NETWORK_TYPE_UNKNOWN: case CONNMAN_NETWORK_TYPE_VENDOR: break; case CONNMAN_NETWORK_TYPE_ETHERNET: return CONNMAN_SERVICE_TYPE_ETHERNET; case CONNMAN_NETWORK_TYPE_WIFI: return CONNMAN_SERVICE_TYPE_WIFI; case CONNMAN_NETWORK_TYPE_BLUETOOTH_PAN: case CONNMAN_NETWORK_TYPE_BLUETOOTH_DUN: return CONNMAN_SERVICE_TYPE_BLUETOOTH; case CONNMAN_NETWORK_TYPE_CELLULAR: return CONNMAN_SERVICE_TYPE_CELLULAR; case CONNMAN_NETWORK_TYPE_GADGET: return CONNMAN_SERVICE_TYPE_GADGET; } return CONNMAN_SERVICE_TYPE_UNKNOWN; } static enum connman_service_security convert_wifi_security(const char *security) { if (!security) return CONNMAN_SERVICE_SECURITY_UNKNOWN; else if (g_str_equal(security, "none")) return CONNMAN_SERVICE_SECURITY_NONE; else if (g_str_equal(security, "wep")) return CONNMAN_SERVICE_SECURITY_WEP; else if (g_str_equal(security, "psk")) return CONNMAN_SERVICE_SECURITY_PSK; else if (g_str_equal(security, "ieee8021x")) return CONNMAN_SERVICE_SECURITY_8021X; else if (g_str_equal(security, "wpa")) return CONNMAN_SERVICE_SECURITY_WPA; else if (g_str_equal(security, "rsn")) return CONNMAN_SERVICE_SECURITY_RSN; else return CONNMAN_SERVICE_SECURITY_UNKNOWN; } static void update_from_network(struct connman_service *service, struct connman_network *network) { uint8_t strength = service->strength; const char *str; DBG("service %p network %p", service, network); if (is_connected(service)) return; if (is_connecting(service)) return; str = connman_network_get_string(network, "Name"); if (str) { g_free(service->name); service->name = g_strdup(str); service->hidden = false; } else { g_free(service->name); service->name = NULL; service->hidden = true; } service->strength = connman_network_get_strength(network); service->roaming = connman_network_get_bool(network, "Roaming"); if (service->strength == 0) { /* * Filter out 0-values; it's unclear what they mean * and they cause anomalous sorting of the priority list. */ service->strength = strength; } str = connman_network_get_string(network, "WiFi.Security"); service->security = convert_wifi_security(str); if (service->type == CONNMAN_SERVICE_TYPE_WIFI) service->wps = connman_network_get_bool(network, "WiFi.WPS"); if (service->strength > strength && service->network) { connman_network_unref(service->network); service->network = connman_network_ref(network); strength_changed(service); } if (!service->network) service->network = connman_network_ref(network); service_list_sort(); } /** * __connman_service_create_from_network: * @network: network structure * * Look up service by network and if not found, create one */ struct connman_service * __connman_service_create_from_network(struct connman_network *network) { struct connman_service *service; struct connman_device *device; const char *ident, *group; char *name; unsigned int *auto_connect_types; int i, index; DBG("network %p", network); if (!network) return NULL; ident = __connman_network_get_ident(network); if (!ident) return NULL; group = connman_network_get_group(network); if (!group) return NULL; name = g_strdup_printf("%s_%s_%s", __connman_network_get_type(network), ident, group); service = service_get(name); g_free(name); if (!service) return NULL; if (__connman_network_get_weakness(network)) return service; if (service->path) { update_from_network(service, network); __connman_connection_update_gateway(); return service; } service->type = convert_network_type(network); auto_connect_types = connman_setting_get_uint_list("DefaultAutoConnectTechnologies"); service->autoconnect = false; for (i = 0; auto_connect_types && auto_connect_types[i] != 0; i++) { if (service->type == auto_connect_types[i]) { service->autoconnect = true; break; } } switch (service->type) { case CONNMAN_SERVICE_TYPE_UNKNOWN: case CONNMAN_SERVICE_TYPE_SYSTEM: case CONNMAN_SERVICE_TYPE_BLUETOOTH: case CONNMAN_SERVICE_TYPE_GPS: case CONNMAN_SERVICE_TYPE_VPN: case CONNMAN_SERVICE_TYPE_GADGET: case CONNMAN_SERVICE_TYPE_WIFI: case CONNMAN_SERVICE_TYPE_CELLULAR: case CONNMAN_SERVICE_TYPE_P2P: break; case CONNMAN_SERVICE_TYPE_ETHERNET: service->favorite = true; break; } service->state_ipv4 = service->state_ipv6 = CONNMAN_SERVICE_STATE_IDLE; service->state = combine_state(service->state_ipv4, service->state_ipv6); update_from_network(service, network); index = connman_network_get_index(network); if (!service->ipconfig_ipv4) service->ipconfig_ipv4 = create_ip4config(service, index, CONNMAN_IPCONFIG_METHOD_DHCP); if (!service->ipconfig_ipv6) service->ipconfig_ipv6 = create_ip6config(service, index); service_register(service); if (service->favorite) { device = connman_network_get_device(service->network); if (device && !connman_device_get_scanning(device)) __connman_service_auto_connect(CONNMAN_SERVICE_CONNECT_REASON_AUTO); } __connman_notifier_service_add(service, service->name); service_schedule_added(service); return service; } void __connman_service_update_from_network(struct connman_network *network) { bool need_sort = false; struct connman_service *service; uint8_t strength; bool roaming; const char *name; bool stats_enable; service = connman_service_lookup_from_network(network); if (!service) return; if (!service->network) return; name = connman_network_get_string(service->network, "Name"); if (g_strcmp0(service->name, name) != 0) { g_free(service->name); service->name = g_strdup(name); if (allow_property_changed(service)) connman_dbus_property_changed_basic(service->path, CONNMAN_SERVICE_INTERFACE, "Name", DBUS_TYPE_STRING, &service->name); } if (service->type == CONNMAN_SERVICE_TYPE_WIFI) service->wps = connman_network_get_bool(network, "WiFi.WPS"); strength = connman_network_get_strength(service->network); if (strength == service->strength) goto roaming; service->strength = strength; need_sort = true; strength_changed(service); roaming: roaming = connman_network_get_bool(service->network, "Roaming"); if (roaming == service->roaming) goto sorting; stats_enable = stats_enabled(service); if (stats_enable) stats_stop(service); service->roaming = roaming; need_sort = true; if (stats_enable) stats_start(service); roaming_changed(service); sorting: if (need_sort) { service_list_sort(); } } void __connman_service_remove_from_network(struct connman_network *network) { struct connman_service *service; service = connman_service_lookup_from_network(network); DBG("network %p service %p", network, service); if (!service) return; service->ignore = true; __connman_connection_gateway_remove(service, CONNMAN_IPCONFIG_TYPE_ALL); connman_service_unref(service); } /** * __connman_service_create_from_provider: * @provider: provider structure * * Look up service by provider and if not found, create one */ struct connman_service * __connman_service_create_from_provider(struct connman_provider *provider) { struct connman_service *service; const char *ident, *str; char *name; int index = connman_provider_get_index(provider); DBG("provider %p", provider); ident = __connman_provider_get_ident(provider); if (!ident) return NULL; name = g_strdup_printf("vpn_%s", ident); service = service_get(name); g_free(name); if (!service) return NULL; service->type = CONNMAN_SERVICE_TYPE_VPN; service->provider = connman_provider_ref(provider); service->autoconnect = false; service->favorite = true; service->state_ipv4 = service->state_ipv6 = CONNMAN_SERVICE_STATE_IDLE; service->state = combine_state(service->state_ipv4, service->state_ipv6); str = connman_provider_get_string(provider, "Name"); if (str) { g_free(service->name); service->name = g_strdup(str); service->hidden = false; } else { g_free(service->name); service->name = NULL; service->hidden = true; } service->strength = 0; if (!service->ipconfig_ipv4) service->ipconfig_ipv4 = create_ip4config(service, index, CONNMAN_IPCONFIG_METHOD_MANUAL); if (!service->ipconfig_ipv6) service->ipconfig_ipv6 = create_ip6config(service, index); service_register(service); __connman_notifier_service_add(service, service->name); service_schedule_added(service); return service; } static void remove_unprovisioned_services(void) { gchar **services; GKeyFile *keyfile, *configkeyfile; char *file, *section; int i = 0; services = connman_storage_get_services(); if (!services) return; for (; services[i]; i++) { file = section = NULL; keyfile = configkeyfile = NULL; keyfile = connman_storage_load_service(services[i]); if (!keyfile) continue; file = g_key_file_get_string(keyfile, services[i], "Config.file", NULL); if (!file) goto next; section = g_key_file_get_string(keyfile, services[i], "Config.ident", NULL); if (!section) goto next; configkeyfile = __connman_storage_load_config(file); if (!configkeyfile) { /* * Config file is missing, remove the provisioned * service. */ __connman_storage_remove_service(services[i]); goto next; } if (!g_key_file_has_group(configkeyfile, section)) /* * Config section is missing, remove the provisioned * service. */ __connman_storage_remove_service(services[i]); next: if (keyfile) g_key_file_free(keyfile); if (configkeyfile) g_key_file_free(configkeyfile); g_free(section); g_free(file); } g_strfreev(services); } static int agent_probe(struct connman_agent *agent) { DBG("agent %p", agent); return 0; } static void agent_remove(struct connman_agent *agent) { DBG("agent %p", agent); } static void *agent_context_ref(void *context) { struct connman_service *service = context; return (void *)connman_service_ref(service); } static void agent_context_unref(void *context) { struct connman_service *service = context; connman_service_unref(service); } static struct connman_agent_driver agent_driver = { .name = "service", .interface = CONNMAN_AGENT_INTERFACE, .probe = agent_probe, .remove = agent_remove, .context_ref = agent_context_ref, .context_unref = agent_context_unref, }; int __connman_service_init(void) { int err; DBG(""); err = connman_agent_driver_register(&agent_driver); if (err < 0) { connman_error("Cannot register agent driver for %s", agent_driver.name); return err; } connection = connman_dbus_get_connection(); service_hash = g_hash_table_new_full(g_str_hash, g_str_equal, NULL, service_free); services_notify = g_new0(struct _services_notify, 1); services_notify->remove = g_hash_table_new_full(g_str_hash, g_str_equal, g_free, NULL); services_notify->add = g_hash_table_new(g_str_hash, g_str_equal); remove_unprovisioned_services(); return 0; } void __connman_service_cleanup(void) { DBG(""); if (vpn_autoconnect_timeout) { g_source_remove(vpn_autoconnect_timeout); vpn_autoconnect_timeout = 0; } if (autoconnect_timeout != 0) { g_source_remove(autoconnect_timeout); autoconnect_timeout = 0; } connman_agent_driver_unregister(&agent_driver); g_list_free(service_list); service_list = NULL; g_hash_table_destroy(service_hash); service_hash = NULL; g_slist_free(counter_list); counter_list = NULL; if (services_notify->id != 0) { g_source_remove(services_notify->id); service_send_changed(NULL); g_hash_table_destroy(services_notify->remove); g_hash_table_destroy(services_notify->add); } g_free(services_notify); dbus_connection_unref(connection); }