From fab1c990ee59d3f41331f6c612ba302c2543710b Mon Sep 17 00:00:00 2001 From: Luiz Augusto von Dentz Date: Tue, 27 Mar 2007 21:58:58 +0000 Subject: Add code to check server capabilities. --- network/manager.c | 322 ++++++++++++++++++++++++++++++++++++++++++------------ 1 file changed, 251 insertions(+), 71 deletions(-) (limited to 'network') diff --git a/network/manager.c b/network/manager.c index a8b9974f..58c335bb 100644 --- a/network/manager.c +++ b/network/manager.c @@ -51,40 +51,28 @@ struct manager { GSList *connections; /* Network registered connections paths */ }; +struct pending_reply { + DBusConnection *conn; + DBusMessage *msg; + struct manager *mgr; + uint16_t id; + char *addr; + char *path; + char *adapter_path; +}; + static DBusConnection *connection = NULL; -static DBusHandlerResult list_paths(DBusConnection *conn, DBusMessage *msg, - GSList *list) +static void pending_reply_free(struct pending_reply *pr) { - DBusMessage *reply; - DBusMessageIter iter; - DBusMessageIter array_iter; - - reply = dbus_message_new_method_return(msg); - if (!reply) - return DBUS_HANDLER_RESULT_NEED_MEMORY; + if (pr->addr) + g_free(pr->addr); - dbus_message_iter_init_append(reply, &iter); - dbus_message_iter_open_container(&iter, DBUS_TYPE_ARRAY, - DBUS_TYPE_STRING_AS_STRING, &array_iter); + if (pr->path) + g_free(pr->path); - for (; list; list = list->next) { - dbus_message_iter_append_basic(&array_iter, - DBUS_TYPE_STRING, - &list->data); - } - - dbus_message_iter_close_container(&iter, &array_iter); - - return send_message_and_unref(conn, reply); -} - -static DBusHandlerResult list_servers(DBusConnection *conn, DBusMessage *msg, - void *data) -{ - struct manager *mgr = data; - - return list_paths(conn, msg, mgr->servers); + if (pr->adapter_path) + g_free(pr->adapter_path); } static DBusHandlerResult create_path(DBusConnection *conn, @@ -116,44 +104,29 @@ static DBusHandlerResult create_path(DBusConnection *conn, return send_message_and_unref(conn, reply); } -static DBusHandlerResult create_server(DBusConnection *conn, - DBusMessage *msg, void *data) +static DBusHandlerResult list_paths(DBusConnection *conn, DBusMessage *msg, + GSList *list) { - struct manager *mgr = data; - DBusError derr; - const char *str; - char *path; - uint16_t id; - - dbus_error_init(&derr); - if (!dbus_message_get_args(msg, &derr, - DBUS_TYPE_STRING, &str, - DBUS_TYPE_INVALID)) { - err_invalid_args(conn, msg, derr.message); - dbus_error_free(&derr); - return DBUS_HANDLER_RESULT_HANDLED; - } - - id = bnep_service_id(str); - if ((id != BNEP_SVC_GN) && (id != BNEP_SVC_NAP)) - return err_invalid_args(conn, msg, "Not supported"); + DBusMessage *reply; + DBusMessageIter iter; + DBusMessageIter array_iter; - path = g_new0(char, 32); - snprintf(path, 32, NETWORK_PATH "/server/%s", bnep_name(id)); + reply = dbus_message_new_method_return(msg); + if (!reply) + return DBUS_HANDLER_RESULT_NEED_MEMORY; - /* Path already registered */ - if (g_slist_find_custom(mgr->servers, path, (GCompareFunc) strcmp)) - return create_path(conn, msg, path, NULL); /* Return already exist error */ + dbus_message_iter_init_append(reply, &iter); + dbus_message_iter_open_container(&iter, DBUS_TYPE_ARRAY, + DBUS_TYPE_STRING_AS_STRING, &array_iter); - if (server_register(conn, path, id) < 0) { - err_failed(conn, msg, "D-Bus path registration failed"); - g_free(path); - return DBUS_HANDLER_RESULT_HANDLED; + for (; list; list = list->next) { + dbus_message_iter_append_basic(&array_iter, + DBUS_TYPE_STRING, + &list->data); } + dbus_message_iter_close_container(&iter, &array_iter); - mgr->servers = g_slist_append(mgr->servers, g_strdup(path)); - - return create_path(conn, msg, path, "ServerCreated"); + return send_message_and_unref(conn, reply); } static DBusHandlerResult remove_path(DBusConnection *conn, @@ -200,6 +173,206 @@ static DBusHandlerResult remove_path(DBusConnection *conn, return send_message_and_unref(conn, reply); } +static void pan_record_reply(DBusPendingCall *call, void *data) +{ + struct pending_reply *pr = data; + DBusMessage *reply = dbus_pending_call_steal_reply(call); + DBusError derr; + int len; + uint8_t *rec_bin; + + dbus_error_init(&derr); + if (dbus_set_error_from_message(&derr, reply)) { + if (dbus_error_has_name(&derr, "org.bluez.Error.ConnectionAttemptFailed")) + err_connection_failed(pr->conn, pr->msg, derr.message); + else + err_not_supported(pr->conn, pr->msg); + + error("GetRemoteServiceRecord failed: %s(%s)", derr.name, + derr.message); + goto fail; + } + + if (!dbus_message_get_args(reply, &derr, + DBUS_TYPE_ARRAY, DBUS_TYPE_BYTE, &rec_bin, &len, + DBUS_TYPE_INVALID)) { + err_not_supported(pr->conn, pr->msg); + error("%s: %s", derr.name, derr.message); + goto fail; + } + + if (len == 0) { + err_not_supported(pr->conn, pr->msg); + error("Invalid PAN service record length"); + goto fail; + } + + + if (connection_register(pr->conn, pr->path, pr->addr, pr->id) == -1) { + err_failed(pr->conn, pr->msg, "D-Bus path registration failed"); + goto fail; + } + + pr->mgr->connections = g_slist_append(pr->mgr->connections, + g_strdup(pr->path)); + + create_path(pr->conn, pr->msg, g_strdup (pr->path), "ConnectionCreated"); +fail: + dbus_error_free(&derr); + pending_reply_free(pr); + dbus_message_unref(reply); + dbus_pending_call_unref(call); +} + +static int get_record(struct pending_reply *pr, uint32_t handle, + DBusPendingCallNotifyFunction cb) +{ + DBusMessage *msg; + DBusPendingCall *pending; + + msg = dbus_message_new_method_call("org.bluez", pr->adapter_path, + "org.bluez.Adapter", "GetRemoteServiceRecord"); + if (!msg) + return -1; + + dbus_message_append_args(msg, + DBUS_TYPE_STRING, &pr->addr, + DBUS_TYPE_UINT32, &handle, + DBUS_TYPE_INVALID); + + if (dbus_connection_send_with_reply(pr->conn, msg, &pending, -1) == FALSE) { + error("Can't send D-Bus message."); + return -1; + } + + dbus_pending_call_set_notify(pending, cb, pr, NULL); + dbus_message_unref(msg); + + return 0; +} + +static void pan_handle_reply(DBusPendingCall *call, void *data) +{ + struct pending_reply *pr = data; + DBusMessage *reply = dbus_pending_call_steal_reply(call); + DBusError derr; + uint32_t *phandle; + int len; + + dbus_error_init(&derr); + if (dbus_set_error_from_message(&derr, reply)) { + if (dbus_error_has_name(&derr, "org.bluez.Error.ConnectionAttemptFailed")) + err_connection_failed(pr->conn, pr->msg, derr.message); + else + err_not_supported(pr->conn, pr->msg); + + error("GetRemoteServiceHandles: %s(%s)", derr.name, derr.message); + goto fail; + } + + if (!dbus_message_get_args(reply, &derr, + DBUS_TYPE_ARRAY, DBUS_TYPE_UINT32, &phandle, &len, + DBUS_TYPE_INVALID)) { + err_not_supported(pr->conn, pr->msg); + error("%s: %s", derr.name, derr.message); + goto fail; + } + + if (!len) { + err_not_supported(pr->conn, pr->msg); + goto fail; + } + + if (get_record(pr, *phandle, pan_record_reply) < 0) { + err_not_supported(pr->conn, pr->msg); + goto fail; + } + + dbus_message_unref(reply); + dbus_pending_call_unref(call); + return; +fail: + dbus_error_free(&derr); + pending_reply_free(pr); +} + +static int get_handles(struct pending_reply *pr, DBusPendingCallNotifyFunction cb) +{ + DBusMessage *msg; + DBusPendingCall *pending; + const char *uuid; + + msg = dbus_message_new_method_call("org.bluez", pr->adapter_path, + "org.bluez.Adapter", "GetRemoteServiceHandles"); + if (!msg) + return -1; + + uuid = bnep_uuid(pr->id); + dbus_message_append_args(msg, + DBUS_TYPE_STRING, &pr->addr, + DBUS_TYPE_STRING, &uuid, + DBUS_TYPE_INVALID); + + if (dbus_connection_send_with_reply(pr->conn, msg, &pending, -1) == FALSE) { + error("Can't send D-Bus message."); + return -1; + } + + dbus_pending_call_set_notify(pending, cb, pr, NULL); + dbus_message_unref(msg); + + return 0; +} + +static DBusHandlerResult list_servers(DBusConnection *conn, DBusMessage *msg, + void *data) +{ + struct manager *mgr = data; + + return list_paths(conn, msg, mgr->servers); +} + +static DBusHandlerResult create_server(DBusConnection *conn, + DBusMessage *msg, void *data) +{ + struct manager *mgr = data; + DBusError derr; + const char *str; + char *path; + int id; + + dbus_error_init(&derr); + if (!dbus_message_get_args(msg, &derr, + DBUS_TYPE_STRING, &str, + DBUS_TYPE_INVALID)) { + err_invalid_args(conn, msg, derr.message); + dbus_error_free(&derr); + return DBUS_HANDLER_RESULT_HANDLED; + } + + id = bnep_service_id(str); + if ((id != BNEP_SVC_GN) && (id != BNEP_SVC_NAP)) + return err_invalid_args(conn, msg, "Not supported"); + + path = g_new0(char, 32); + snprintf(path, 32, NETWORK_PATH "/server/%X", id); + + /* Path already registered */ + if (g_slist_find_custom(mgr->servers, path, (GCompareFunc) strcmp)) + return create_path(conn, msg, path, NULL); /* Return already exist error */ + + /* FIXME: define which type should be used -- string/uuid str/uui128 */ + if (server_register(conn, path, id) == -1) { + err_failed(conn, msg, "D-Bus path registration failed"); + g_free(path); + return DBUS_HANDLER_RESULT_HANDLED; + } + + mgr->servers = g_slist_append(mgr->servers, g_strdup(path)); + + return create_path(conn, msg, path, "ServerCreated"); +} + static DBusHandlerResult remove_server(DBusConnection *conn, DBusMessage *msg, void *data) { @@ -220,11 +393,12 @@ static DBusHandlerResult create_connection(DBusConnection *conn, DBusMessage *msg, void *data) { struct manager *mgr = data; + struct pending_reply *pr; static int uid = 0; DBusError derr; + char src_addr[18]; const char *addr; const char *str; - char *path; uint16_t id; dbus_error_init(&derr); @@ -241,18 +415,24 @@ static DBusHandlerResult create_connection(DBusConnection *conn, if ((id != BNEP_SVC_GN) && (id != BNEP_SVC_NAP)) return err_invalid_args(conn, msg, "Not supported"); - path = g_new0(char, 32); - snprintf(path, 32, NETWORK_PATH "/connection%d", uid++); - - if (connection_register(conn, path, addr, id) == -1) { + pr = g_new(struct pending_reply, 1); + pr->conn = conn; + pr->msg = dbus_message_ref(msg); + pr->mgr = mgr; + pr->addr = g_strdup(addr); + pr->id = id; + pr->path = g_new0(char, 48); + snprintf(pr->path, 48, NETWORK_PATH "/connection%d", uid++); + ba2str(&mgr->src, src_addr); + pr->adapter_path = g_new0(char, 32); + snprintf(pr->adapter_path , 32, "/org/bluez/hci%d", hci_devid(src_addr)); + + if (get_handles(pr, pan_handle_reply) < 0) { err_failed(conn, msg, "D-Bus path registration failed"); - g_free(path); - return DBUS_HANDLER_RESULT_HANDLED; + pending_reply_free(pr); } - mgr->connections = g_slist_append(mgr->connections, g_strdup(path)); - - return create_path(conn, msg, path, "ConnectionCreated"); + return DBUS_HANDLER_RESULT_HANDLED; } static DBusHandlerResult remove_connection(DBusConnection *conn, -- cgit