--- /dev/null
+/*
+ *
+ * BlueZ - Bluetooth protocol stack for Linux
+ *
+ * Copyright (C) 2004-2010 Marcel Holtmann <marcel@holtmann.org>
+ *
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
+ *
+ */
+
+#ifdef HAVE_CONFIG_H
+#include <config.h>
+#endif
+
+#include <stdio.h>
+#include <errno.h>
+#include <unistd.h>
+#include <stdlib.h>
+#include <signal.h>
+#include <getopt.h>
+#include <string.h>
+#include <inttypes.h>
+
+#include <dbus/dbus.h>
+#include <glib.h>
+#include <gdbus/gdbus.h>
+
+#define BLUEZ_BUS_NAME "org.bluez"
+#define BLUEZ_PATH "/org/bluez"
+#define BLUEZ_ADAPTER_INTERFACE "org.bluez.Adapter1"
+#define BLUEZ_MEDIA_INTERFACE "org.bluez.Media1"
+#define BLUEZ_MEDIA_PLAYER_INTERFACE "org.bluez.MediaPlayer1"
+#define BLUEZ_MEDIA_FOLDER_INTERFACE "org.bluez.MediaFolder1"
+#define BLUEZ_MEDIA_ITEM_INTERFACE "org.bluez.MediaItem1"
+#define BLUEZ_MEDIA_TRANSPORT_INTERFACE "org.bluez.MediaTransport1"
+#define MPRIS_BUS_NAME "org.mpris.MediaPlayer2."
+#define MPRIS_INTERFACE "org.mpris.MediaPlayer2"
+#define MPRIS_PLAYER_INTERFACE "org.mpris.MediaPlayer2.Player"
+#define MPRIS_TRACKLIST_INTERFACE "org.mpris.MediaPlayer2.TrackList"
+#define MPRIS_PLAYLISTS_INTERFACE "org.mpris.MediaPlayer2.Playlists"
+#define MPRIS_PLAYER_PATH "/org/mpris/MediaPlayer2"
+#define ERROR_INTERFACE "org.mpris.MediaPlayer2.Error"
+
+static GMainLoop *main_loop;
+static GDBusProxy *adapter = NULL;
+static DBusConnection *sys = NULL;
+static DBusConnection *session = NULL;
+static GDBusClient *client = NULL;
+static GSList *players = NULL;
+static GSList *transports = NULL;
+
+static gboolean option_version = FALSE;
+static gboolean option_export = FALSE;
+
+struct tracklist {
+ GDBusProxy *proxy;
+ GSList *items;
+};
+
+struct player {
+ char *bus_name;
+ DBusConnection *conn;
+ GDBusProxy *proxy;
+ GDBusProxy *folder;
+ GDBusProxy *device;
+ GDBusProxy *transport;
+ GDBusProxy *playlist;
+ struct tracklist *tracklist;
+};
+
+typedef int (* parse_metadata_func) (DBusMessageIter *iter, const char *key,
+ DBusMessageIter *metadata);
+
+static void dict_append_entry(DBusMessageIter *dict, const char *key, int type,
+ void *val);
+
+static void sig_term(int sig)
+{
+ g_main_loop_quit(main_loop);
+}
+
+static DBusMessage *get_all(DBusConnection *conn, const char *name)
+{
+ DBusMessage *msg, *reply;
+ DBusError err;
+ const char *iface = MPRIS_PLAYER_INTERFACE;
+
+ msg = dbus_message_new_method_call(name, MPRIS_PLAYER_PATH,
+ DBUS_INTERFACE_PROPERTIES, "GetAll");
+ if (!msg) {
+ fprintf(stderr, "Can't allocate new method call\n");
+ return NULL;
+ }
+
+ dbus_message_append_args(msg, DBUS_TYPE_STRING, &iface,
+ DBUS_TYPE_INVALID);
+
+ dbus_error_init(&err);
+
+ reply = dbus_connection_send_with_reply_and_block(conn, msg, -1, &err);
+
+ dbus_message_unref(msg);
+
+ if (!reply) {
+ if (dbus_error_is_set(&err)) {
+ fprintf(stderr, "%s\n", err.message);
+ dbus_error_free(&err);
+ }
+ return NULL;
+ }
+
+ return reply;
+}
+
+static void append_variant(DBusMessageIter *iter, int type, void *val)
+{
+ DBusMessageIter value;
+ char sig[2] = { type, '\0' };
+
+ dbus_message_iter_open_container(iter, DBUS_TYPE_VARIANT, sig, &value);
+
+ dbus_message_iter_append_basic(&value, type, val);
+
+ dbus_message_iter_close_container(iter, &value);
+}
+
+static void append_array_variant(DBusMessageIter *iter, int type, void *val,
+ int n_elements)
+{
+ DBusMessageIter variant, array;
+ char type_sig[2] = { type, '\0' };
+ char array_sig[3] = { DBUS_TYPE_ARRAY, type, '\0' };
+
+ dbus_message_iter_open_container(iter, DBUS_TYPE_VARIANT,
+ array_sig, &variant);
+
+ dbus_message_iter_open_container(&variant, DBUS_TYPE_ARRAY,
+ type_sig, &array);
+
+ if (dbus_type_is_fixed(type) == TRUE) {
+ dbus_message_iter_append_fixed_array(&array, type, val,
+ n_elements);
+ } else if (type == DBUS_TYPE_STRING || type == DBUS_TYPE_OBJECT_PATH) {
+ const char ***str_array = val;
+ int i;
+
+ for (i = 0; i < n_elements; i++)
+ dbus_message_iter_append_basic(&array, type,
+ &((*str_array)[i]));
+ }
+
+ dbus_message_iter_close_container(&variant, &array);
+
+ dbus_message_iter_close_container(iter, &variant);
+}
+
+static void dict_append_array(DBusMessageIter *dict, const char *key, int type,
+ void *val, int n_elements)
+{
+ DBusMessageIter entry;
+
+ dbus_message_iter_open_container(dict, DBUS_TYPE_DICT_ENTRY,
+ NULL, &entry);
+
+ dbus_message_iter_append_basic(&entry, DBUS_TYPE_STRING, &key);
+
+ append_array_variant(&entry, type, val, n_elements);
+
+ dbus_message_iter_close_container(dict, &entry);
+}
+
+static void append_basic(DBusMessageIter *base, DBusMessageIter *iter,
+ int type)
+{
+ const void *value;
+
+ dbus_message_iter_get_basic(iter, &value);
+ dbus_message_iter_append_basic(base, type, &value);
+}
+
+static void append_iter(DBusMessageIter *base, DBusMessageIter *iter);
+static void append_container(DBusMessageIter *base, DBusMessageIter *iter,
+ int type)
+{
+ DBusMessageIter iter_sub, base_sub;
+ char *sig;
+
+ dbus_message_iter_recurse(iter, &iter_sub);
+
+ switch (type) {
+ case DBUS_TYPE_ARRAY:
+ case DBUS_TYPE_VARIANT:
+ sig = dbus_message_iter_get_signature(&iter_sub);
+ break;
+ default:
+ sig = NULL;
+ break;
+ }
+
+ dbus_message_iter_open_container(base, type, sig, &base_sub);
+
+ if (sig != NULL)
+ dbus_free(sig);
+
+ append_iter(&base_sub, &iter_sub);
+
+ dbus_message_iter_close_container(base, &base_sub);
+}
+
+static void append_iter(DBusMessageIter *base, DBusMessageIter *iter)
+{
+ int type;
+
+ while ((type = dbus_message_iter_get_arg_type(iter)) !=
+ DBUS_TYPE_INVALID) {
+ if (dbus_type_is_basic(type))
+ append_basic(base, iter, type);
+ else if (dbus_type_is_container(type))
+ append_container(base, iter, type);
+
+ dbus_message_iter_next(iter);
+ }
+}
+
+static void dict_append_iter(DBusMessageIter *dict, const char *key,
+ DBusMessageIter *iter)
+{
+ DBusMessageIter entry;
+
+ dbus_message_iter_open_container(dict, DBUS_TYPE_DICT_ENTRY,
+ NULL, &entry);
+
+ dbus_message_iter_append_basic(&entry, DBUS_TYPE_STRING, &key);
+
+ append_iter(&entry, iter);
+
+ dbus_message_iter_close_container(dict, &entry);
+}
+
+static int parse_metadata_entry(DBusMessageIter *entry, const char *key,
+ DBusMessageIter *metadata)
+{
+ if (dbus_message_iter_get_arg_type(entry) != DBUS_TYPE_VARIANT)
+ return -EINVAL;
+
+ dict_append_iter(metadata, key, entry);
+
+ return 0;
+}
+
+static int parse_metadata(DBusMessageIter *args, DBusMessageIter *metadata,
+ parse_metadata_func func)
+{
+ DBusMessageIter dict;
+ int ctype;
+
+ ctype = dbus_message_iter_get_arg_type(args);
+ if (ctype != DBUS_TYPE_ARRAY)
+ return -EINVAL;
+
+ dbus_message_iter_recurse(args, &dict);
+
+ while ((ctype = dbus_message_iter_get_arg_type(&dict)) !=
+ DBUS_TYPE_INVALID) {
+ DBusMessageIter entry;
+ const char *key;
+
+ if (ctype != DBUS_TYPE_DICT_ENTRY)
+ return -EINVAL;
+
+ dbus_message_iter_recurse(&dict, &entry);
+ if (dbus_message_iter_get_arg_type(&entry) != DBUS_TYPE_STRING)
+ return -EINVAL;
+
+ dbus_message_iter_get_basic(&entry, &key);
+ dbus_message_iter_next(&entry);
+
+ if (func(&entry, key, metadata) < 0)
+ return -EINVAL;
+
+ dbus_message_iter_next(&dict);
+ }
+
+ return 0;
+}
+
+static void append_metadata(DBusMessageIter *iter, DBusMessageIter *dict,
+ parse_metadata_func func)
+{
+ DBusMessageIter value, metadata;
+
+ dbus_message_iter_open_container(iter, DBUS_TYPE_VARIANT, "a{sv}",
+ &value);
+
+ dbus_message_iter_open_container(&value, DBUS_TYPE_ARRAY,
+ DBUS_DICT_ENTRY_BEGIN_CHAR_AS_STRING
+ DBUS_TYPE_STRING_AS_STRING DBUS_TYPE_VARIANT_AS_STRING
+ DBUS_DICT_ENTRY_END_CHAR_AS_STRING, &metadata);
+
+ parse_metadata(dict, &metadata, func);
+
+ dbus_message_iter_close_container(&value, &metadata);
+ dbus_message_iter_close_container(iter, &value);
+}
+
+static void dict_append_entry(DBusMessageIter *dict, const char *key, int type,
+ void *val)
+{
+ DBusMessageIter entry;
+
+ if (type == DBUS_TYPE_STRING) {
+ const char *str = *((const char **) val);
+ if (str == NULL)
+ return;
+ }
+
+ dbus_message_iter_open_container(dict, DBUS_TYPE_DICT_ENTRY,
+ NULL, &entry);
+
+ dbus_message_iter_append_basic(&entry, DBUS_TYPE_STRING, &key);
+
+ if (strcasecmp(key, "Metadata") == 0)
+ append_metadata(&entry, val, parse_metadata_entry);
+ else
+ append_variant(&entry, type, val);
+
+ dbus_message_iter_close_container(dict, &entry);
+}
+
+static char *sender2path(const char *sender)
+{
+ char *path;
+
+ path = g_strconcat("/", sender, NULL);
+ return g_strdelimit(path, ":.", '_');
+}
+
+static void copy_reply(DBusPendingCall *call, void *user_data)
+{
+ DBusMessage *msg = user_data;
+ DBusMessage *reply = dbus_pending_call_steal_reply(call);
+ DBusMessage *copy;
+ DBusMessageIter args, iter;
+
+ copy = dbus_message_new_method_return(msg);
+ if (copy == NULL) {
+ dbus_message_unref(reply);
+ return;
+ }
+
+ dbus_message_iter_init_append(copy, &iter);
+
+ if (!dbus_message_iter_init(reply, &args))
+ goto done;
+
+ append_iter(&iter, &args);
+
+ dbus_connection_send(sys, copy, NULL);
+
+done:
+ dbus_message_unref(copy);
+ dbus_message_unref(reply);
+}
+
+static DBusHandlerResult player_message(DBusConnection *conn,
+ DBusMessage *msg, void *data)
+{
+ char *owner = data;
+ DBusMessage *copy;
+ DBusMessageIter args, iter;
+ DBusPendingCall *call;
+
+ dbus_message_iter_init(msg, &args);
+
+ copy = dbus_message_new_method_call(owner,
+ MPRIS_PLAYER_PATH,
+ dbus_message_get_interface(msg),
+ dbus_message_get_member(msg));
+ if (copy == NULL)
+ return DBUS_HANDLER_RESULT_NOT_YET_HANDLED;
+
+ dbus_message_iter_init_append(copy, &iter);
+ append_iter(&iter, &args);
+
+ if (!dbus_connection_send_with_reply(session, copy, &call, -1))
+ goto done;
+
+ dbus_message_ref(msg);
+ dbus_pending_call_set_notify(call, copy_reply, msg, NULL);
+ dbus_pending_call_unref(call);
+
+done:
+ dbus_message_unref(copy);
+
+ return DBUS_HANDLER_RESULT_NOT_YET_HANDLED;
+}
+
+static struct player *find_player_by_bus_name(const char *name)
+{
+ GSList *l;
+
+ for (l = players; l; l = l->next) {
+ struct player *player = l->data;
+
+ if (strcmp(player->bus_name, name) == 0)
+ return player;
+ }
+
+ return NULL;
+}
+
+static const DBusObjectPathVTable player_table = {
+ .message_function = player_message,
+};
+
+static void add_player(DBusConnection *conn, const char *name,
+ const char *sender)
+{
+ DBusMessage *reply = NULL;
+ DBusMessage *msg;
+ DBusMessageIter iter, args;
+ DBusError err;
+ char *path, *owner;
+ struct player *player;
+
+ if (!adapter)
+ return;
+
+ player = find_player_by_bus_name(name);
+ if (player == NULL) {
+ reply = get_all(conn, name);
+ if (reply == NULL)
+ return;
+ dbus_message_iter_init(reply, &args);
+ }
+
+ msg = dbus_message_new_method_call(BLUEZ_BUS_NAME,
+ g_dbus_proxy_get_path(adapter),
+ BLUEZ_MEDIA_INTERFACE,
+ "RegisterPlayer");
+ if (!msg) {
+ fprintf(stderr, "Can't allocate new method call\n");
+ return;
+ }
+
+ path = sender2path(sender);
+ dbus_connection_get_object_path_data(sys, path, (void **) &owner);
+
+ if (owner != NULL)
+ goto done;
+
+ dbus_message_iter_init_append(msg, &iter);
+
+ dbus_message_iter_append_basic(&iter, DBUS_TYPE_OBJECT_PATH, &path);
+
+ if (player != NULL) {
+ if (!g_dbus_get_properties(player->conn,
+ MPRIS_PLAYER_PATH,
+ MPRIS_PLAYER_INTERFACE,
+ &iter))
+ goto done;
+ } else {
+ append_iter(&iter, &args);
+ dbus_message_unref(reply);
+ }
+
+ dbus_error_init(&err);
+
+ owner = strdup(sender);
+
+ if (!dbus_connection_register_object_path(sys, path, &player_table,
+ owner)) {
+ fprintf(stderr, "Can't register object path for player\n");
+ free(owner);
+ goto done;
+ }
+
+ reply = dbus_connection_send_with_reply_and_block(sys, msg, -1, &err);
+ if (!reply) {
+ fprintf(stderr, "Can't register player\n");
+ free(owner);
+ if (dbus_error_is_set(&err)) {
+ fprintf(stderr, "%s\n", err.message);
+ dbus_error_free(&err);
+ }
+ }
+
+done:
+ if (reply)
+ dbus_message_unref(reply);
+ dbus_message_unref(msg);
+ g_free(path);
+}
+
+static void remove_player(DBusConnection *conn, const char *sender)
+{
+ DBusMessage *msg;
+ char *path, *owner;
+
+ if (!adapter)
+ return;
+
+ path = sender2path(sender);
+ dbus_connection_get_object_path_data(sys, path, (void **) &owner);
+
+ if (owner == NULL) {
+ g_free(path);
+ return;
+ }
+
+ msg = dbus_message_new_method_call(BLUEZ_BUS_NAME,
+ g_dbus_proxy_get_path(adapter),
+ BLUEZ_MEDIA_INTERFACE,
+ "UnregisterPlayer");
+ if (!msg) {
+ fprintf(stderr, "Can't allocate new method call\n");
+ g_free(path);
+ return;
+ }
+
+ dbus_message_append_args(msg, DBUS_TYPE_OBJECT_PATH, &path,
+ DBUS_TYPE_INVALID);
+
+ dbus_connection_send(sys, msg, NULL);
+
+ dbus_connection_unregister_object_path(sys, path);
+
+ dbus_message_unref(msg);
+ g_free(path);
+ g_free(owner);
+}
+
+static gboolean player_signal(DBusConnection *conn, DBusMessage *msg,
+ void *user_data)
+{
+ DBusMessage *signal;
+ DBusMessageIter iter, args;
+ char *path, *owner;
+
+ dbus_message_iter_init(msg, &iter);
+
+ path = sender2path(dbus_message_get_sender(msg));
+ dbus_connection_get_object_path_data(sys, path, (void **) &owner);
+
+ if (owner == NULL)
+ goto done;
+
+ signal = dbus_message_new_signal(path, dbus_message_get_interface(msg),
+ dbus_message_get_member(msg));
+ if (signal == NULL) {
+ fprintf(stderr, "Unable to allocate new %s.%s signal",
+ dbus_message_get_interface(msg),
+ dbus_message_get_member(msg));
+ goto done;
+ }
+
+ dbus_message_iter_init_append(signal, &args);
+
+ append_iter(&args, &iter);
+
+ dbus_connection_send(sys, signal, NULL);
+ dbus_message_unref(signal);
+
+done:
+ g_free(path);
+
+ return TRUE;
+}
+
+static gboolean name_owner_changed(DBusConnection *conn,
+ DBusMessage *msg, void *data)
+{
+ const char *name, *old, *new;
+
+ if (!dbus_message_get_args(msg, NULL,
+ DBUS_TYPE_STRING, &name,
+ DBUS_TYPE_STRING, &old,
+ DBUS_TYPE_STRING, &new,
+ DBUS_TYPE_INVALID)) {
+ fprintf(stderr, "Invalid arguments for NameOwnerChanged signal");
+ return DBUS_HANDLER_RESULT_NOT_YET_HANDLED;
+ }
+
+ if (!g_str_has_prefix(name, "org.mpris"))
+ return DBUS_HANDLER_RESULT_NOT_YET_HANDLED;
+
+ if (*new == '\0') {
+ printf("player %s at %s disappear\n", name, old);
+ remove_player(conn, old);
+ } else if (option_export || find_player_by_bus_name(name) == NULL) {
+ printf("player %s at %s found\n", name, new);
+ add_player(conn, name, new);
+ }
+
+ return TRUE;
+}
+
+static char *get_name_owner(DBusConnection *conn, const char *name)
+{
+ DBusMessage *msg, *reply;
+ DBusError err;
+ char *owner;
+
+ msg = dbus_message_new_method_call(DBUS_SERVICE_DBUS, DBUS_PATH_DBUS,
+ DBUS_INTERFACE_DBUS, "GetNameOwner");
+
+ if (!msg) {
+ fprintf(stderr, "Can't allocate new method call\n");
+ return NULL;
+ }
+
+ dbus_message_append_args(msg, DBUS_TYPE_STRING, &name,
+ DBUS_TYPE_INVALID);
+
+ dbus_error_init(&err);
+
+ reply = dbus_connection_send_with_reply_and_block(conn, msg, -1, &err);
+
+ dbus_message_unref(msg);
+
+ if (!reply) {
+ if (dbus_error_is_set(&err)) {
+ fprintf(stderr, "%s\n", err.message);
+ dbus_error_free(&err);
+ }
+ return NULL;
+ }
+
+ if (!dbus_message_get_args(reply, NULL,
+ DBUS_TYPE_STRING, &owner,
+ DBUS_TYPE_INVALID)) {
+ dbus_message_unref(reply);
+ return NULL;
+ }
+
+ owner = g_strdup(owner);
+
+ dbus_message_unref(reply);
+
+ dbus_connection_flush(conn);
+
+ return owner;
+}
+
+static void parse_list_names(DBusConnection *conn, DBusMessageIter *args)
+{
+ DBusMessageIter array;
+ int ctype;
+
+ ctype = dbus_message_iter_get_arg_type(args);
+ if (ctype != DBUS_TYPE_ARRAY)
+ return;
+
+ dbus_message_iter_recurse(args, &array);
+
+ while ((ctype = dbus_message_iter_get_arg_type(&array)) !=
+ DBUS_TYPE_INVALID) {
+ const char *name;
+ char *owner;
+
+ if (ctype != DBUS_TYPE_STRING)
+ goto next;
+
+ dbus_message_iter_get_basic(&array, &name);
+
+ if (!g_str_has_prefix(name, "org.mpris"))
+ goto next;
+
+ owner = get_name_owner(conn, name);
+
+ if (owner == NULL)
+ goto next;
+
+ printf("player %s at %s found\n", name, owner);
+
+ add_player(conn, name, owner);
+
+ g_free(owner);
+next:
+ dbus_message_iter_next(&array);
+ }
+}
+
+static void list_names(DBusConnection *conn)
+{
+ DBusMessage *msg, *reply;
+ DBusMessageIter iter;
+ DBusError err;
+
+ msg = dbus_message_new_method_call(DBUS_SERVICE_DBUS, DBUS_PATH_DBUS,
+ DBUS_INTERFACE_DBUS, "ListNames");
+
+ if (!msg) {
+ fprintf(stderr, "Can't allocate new method call\n");
+ return;
+ }
+
+ dbus_error_init(&err);
+
+ reply = dbus_connection_send_with_reply_and_block(conn, msg, -1, &err);
+
+ dbus_message_unref(msg);
+
+ if (!reply) {
+ if (dbus_error_is_set(&err)) {
+ fprintf(stderr, "%s\n", err.message);
+ dbus_error_free(&err);
+ }
+ return;
+ }
+
+ dbus_message_iter_init(reply, &iter);
+
+ parse_list_names(conn, &iter);
+
+ dbus_message_unref(reply);
+
+ dbus_connection_flush(conn);
+}
+
+static void usage(void)
+{
+ printf("Bluetooth mpris-player ver %s\n\n", VERSION);
+
+ printf("Usage:\n");
+}
+
+static GOptionEntry options[] = {
+ { "version", 'v', 0, G_OPTION_ARG_NONE, &option_version,
+ "Show version information and exit" },
+ { "export", 'e', 0, G_OPTION_ARG_NONE, &option_export,
+ "Export remote players" },
+ { NULL },
+};
+
+static void connect_handler(DBusConnection *connection, void *user_data)
+{
+ printf("org.bluez appeared\n");
+}
+
+static void disconnect_handler(DBusConnection *connection, void *user_data)
+{
+ printf("org.bluez disappeared\n");
+}
+
+static void unregister_tracklist(struct player *player)
+{
+ struct tracklist *tracklist = player->tracklist;
+
+ g_slist_free(tracklist->items);
+ g_dbus_proxy_unref(tracklist->proxy);
+ g_free(tracklist);
+ player->tracklist = NULL;
+}
+
+static void player_free(void *data)
+{
+ struct player *player = data;
+
+ if (player->tracklist != NULL)
+ unregister_tracklist(player);
+
+ if (player->conn) {
+ dbus_connection_close(player->conn);
+ dbus_connection_unref(player->conn);
+ }
+
+ g_dbus_proxy_unref(player->device);
+ g_dbus_proxy_unref(player->proxy);
+
+ if (player->transport)
+ g_dbus_proxy_unref(player->transport);
+
+ if (player->playlist)
+ g_dbus_proxy_unref(player->playlist);
+
+ g_free(player->bus_name);
+ g_free(player);
+}
+
+struct pending_call {
+ struct player *player;
+ DBusMessage *msg;
+};
+
+static void pending_call_free(void *data)
+{
+ struct pending_call *p = data;
+
+ if (p->msg)
+ dbus_message_unref(p->msg);
+
+ g_free(p);
+}
+
+static void player_reply(DBusMessage *message, void *user_data)
+{
+ struct pending_call *p = user_data;
+ struct player *player = p->player;
+ DBusMessage *msg = p->msg;
+ DBusMessage *reply;
+ DBusError err;
+
+ dbus_error_init(&err);
+ if (dbus_set_error_from_message(&err, message)) {
+ fprintf(stderr, "error: %s", err.name);
+ reply = g_dbus_create_error(msg, err.name, "%s", err.message);
+ dbus_error_free(&err);
+ } else
+ reply = g_dbus_create_reply(msg, DBUS_TYPE_INVALID);
+
+ g_dbus_send_message(player->conn, reply);
+}
+
+static void player_control(struct player *player, DBusMessage *msg,
+ const char *name)
+{
+ struct pending_call *p;
+
+ p = g_new0(struct pending_call, 1);
+ p->player = player;
+ p->msg = dbus_message_ref(msg);
+
+ g_dbus_proxy_method_call(player->proxy, name, NULL, player_reply,
+ p, pending_call_free);
+}
+
+static const char *status_to_playback(const char *status)
+{
+ if (strcasecmp(status, "playing") == 0)
+ return "Playing";
+ else if (strcasecmp(status, "paused") == 0)
+ return "Paused";
+ else
+ return "Stopped";
+}
+
+static const char *player_get_status(struct player *player)
+{
+ const char *status;
+ DBusMessageIter value;
+
+ if (g_dbus_proxy_get_property(player->proxy, "Status", &value)) {
+ dbus_message_iter_get_basic(&value, &status);
+ return status_to_playback(status);
+ }
+
+ if (player->transport == NULL)
+ goto done;
+
+ if (!g_dbus_proxy_get_property(player->transport, "State", &value))
+ goto done;
+
+ dbus_message_iter_get_basic(&value, &status);
+
+ if (strcasecmp(status, "active") == 0)
+ return "Playing";
+
+done:
+ return "Stopped";
+}
+
+static DBusMessage *player_toggle(DBusConnection *conn, DBusMessage *msg,
+ void *data)
+{
+ struct player *player = data;
+ const char *status;
+
+ status = player_get_status(player);
+
+ if (strcasecmp(status, "Playing") == 0)
+ player_control(player, msg, "Pause");
+ else
+ player_control(player, msg, "Play");
+
+ return NULL;
+}
+
+static DBusMessage *player_play(DBusConnection *conn, DBusMessage *msg,
+ void *data)
+{
+ struct player *player = data;
+
+ player_control(player, msg, "Play");
+
+ return NULL;
+}
+
+static DBusMessage *player_pause(DBusConnection *conn, DBusMessage *msg,
+ void *data)
+{
+ struct player *player = data;
+
+ player_control(player, msg, "Pause");
+
+ return NULL;
+}
+
+static DBusMessage *player_stop(DBusConnection *conn, DBusMessage *msg,
+ void *data)
+{
+ struct player *player = data;
+
+ player_control(player, msg, "Stop");
+
+ return NULL;
+}
+
+static DBusMessage *player_next(DBusConnection *conn, DBusMessage *msg,
+ void *data)
+{
+ struct player *player = data;
+
+ player_control(player, msg, "Next");
+
+ return NULL;
+}
+
+static DBusMessage *player_previous(DBusConnection *conn, DBusMessage *msg,
+ void *data)
+{
+ struct player *player = data;
+
+ player_control(player, msg, "Previous");
+
+ return NULL;
+}
+
+static gboolean status_exists(const GDBusPropertyTable *property, void *data)
+{
+ struct player *player = data;
+
+ return player_get_status(player) != NULL;
+}
+
+static gboolean get_status(const GDBusPropertyTable *property,
+ DBusMessageIter *iter, void *data)
+{
+ struct player *player = data;
+ const char *status;
+
+ status = player_get_status(player);
+
+ dbus_message_iter_append_basic(iter, DBUS_TYPE_STRING, &status);
+
+ return TRUE;
+}
+
+static gboolean repeat_exists(const GDBusPropertyTable *property, void *data)
+{
+ DBusMessageIter iter;
+ struct player *player = data;
+
+ return g_dbus_proxy_get_property(player->proxy, "Repeat", &iter);
+}
+
+static const char *repeat_to_loopstatus(const char *value)
+{
+ if (strcasecmp(value, "off") == 0)
+ return "None";
+ else if (strcasecmp(value, "singletrack") == 0)
+ return "Track";
+ else if (strcasecmp(value, "alltracks") == 0)
+ return "Playlist";
+
+ return NULL;
+}
+
+static gboolean get_repeat(const GDBusPropertyTable *property,
+ DBusMessageIter *iter, void *data)
+{
+ struct player *player = data;
+ DBusMessageIter value;
+ const char *status;
+
+ if (!g_dbus_proxy_get_property(player->proxy, "Repeat", &value))
+ return FALSE;
+
+ dbus_message_iter_get_basic(&value, &status);
+
+ status = repeat_to_loopstatus(status);
+ if (status == NULL)
+ return FALSE;
+
+ dbus_message_iter_append_basic(iter, DBUS_TYPE_STRING, &status);
+
+ return TRUE;
+}
+
+static const char *loopstatus_to_repeat(const char *value)
+{
+ if (strcasecmp(value, "None") == 0)
+ return "off";
+ else if (strcasecmp(value, "Track") == 0)
+ return "singletrack";
+ else if (strcasecmp(value, "Playlist") == 0)
+ return "alltracks";
+
+ return NULL;
+}
+
+static void property_result(const DBusError *err, void *user_data)
+{
+ GDBusPendingPropertySet id = GPOINTER_TO_UINT(user_data);
+
+ if (!dbus_error_is_set(err))
+ return g_dbus_pending_property_success(id);
+
+ g_dbus_pending_property_error(id, err->name, err->message);
+}
+
+static void set_repeat(const GDBusPropertyTable *property,
+ DBusMessageIter *iter, GDBusPendingPropertySet id,
+ void *data)
+{
+ struct player *player = data;
+ const char *value;
+
+ if (dbus_message_iter_get_arg_type(iter) != DBUS_TYPE_STRING) {
+ g_dbus_pending_property_error(id,
+ ERROR_INTERFACE ".InvalidArguments",
+ "Invalid arguments in method call");
+ return;
+ }
+
+ dbus_message_iter_get_basic(iter, &value);
+
+ value = loopstatus_to_repeat(value);
+ if (value == NULL) {
+ g_dbus_pending_property_error(id,
+ ERROR_INTERFACE ".InvalidArguments",
+ "Invalid arguments in method call");
+ return;
+ }
+
+ g_dbus_proxy_set_property_basic(player->proxy, "Repeat",
+ DBUS_TYPE_STRING, &value,
+ property_result, GUINT_TO_POINTER(id),
+ NULL);
+}
+
+static gboolean get_double(const GDBusPropertyTable *property,
+ DBusMessageIter *iter, void *data)
+{
+ double value = 1.0;
+
+ dbus_message_iter_append_basic(iter, DBUS_TYPE_DOUBLE, &value);
+
+ return TRUE;
+}
+
+static gboolean shuffle_exists(const GDBusPropertyTable *property, void *data)
+{
+ DBusMessageIter iter;
+ struct player *player = data;
+
+ return g_dbus_proxy_get_property(player->proxy, "Shuffle", &iter);
+}
+
+static gboolean get_shuffle(const GDBusPropertyTable *property,
+ DBusMessageIter *iter, void *data)
+{
+ struct player *player = data;
+ DBusMessageIter value;
+ const char *string;
+ dbus_bool_t shuffle;
+
+ if (!g_dbus_proxy_get_property(player->proxy, "Shuffle", &value))
+ return FALSE;
+
+ dbus_message_iter_get_basic(&value, &string);
+
+ shuffle = strcmp(string, "off") != 0;
+
+ dbus_message_iter_append_basic(iter, DBUS_TYPE_BOOLEAN, &shuffle);
+
+ return TRUE;
+}
+
+static void set_shuffle(const GDBusPropertyTable *property,
+ DBusMessageIter *iter, GDBusPendingPropertySet id,
+ void *data)
+{
+ struct player *player = data;
+ dbus_bool_t shuffle;
+ const char *value;
+
+ if (dbus_message_iter_get_arg_type(iter) != DBUS_TYPE_BOOLEAN) {
+ g_dbus_pending_property_error(id,
+ ERROR_INTERFACE ".InvalidArguments",
+ "Invalid arguments in method call");
+ return;
+ }
+
+ dbus_message_iter_get_basic(iter, &shuffle);
+ value = shuffle ? "alltracks" : "off";
+
+ g_dbus_proxy_set_property_basic(player->proxy, "Shuffle",
+ DBUS_TYPE_STRING, &value,
+ property_result, GUINT_TO_POINTER(id),
+ NULL);
+}
+
+static gboolean position_exists(const GDBusPropertyTable *property, void *data)
+{
+ DBusMessageIter iter;
+ struct player *player = data;
+
+ return g_dbus_proxy_get_property(player->proxy, "Position", &iter);
+}
+
+static gboolean get_position(const GDBusPropertyTable *property,
+ DBusMessageIter *iter, void *data)
+{
+ struct player *player = data;
+ DBusMessageIter var;
+ uint32_t position;
+ int64_t value;
+
+ if (!g_dbus_proxy_get_property(player->proxy, "Position", &var))
+ return FALSE;
+
+ dbus_message_iter_get_basic(&var, &position);
+
+ value = position * 1000;
+
+ dbus_message_iter_append_basic(iter, DBUS_TYPE_INT64, &value);
+
+ return TRUE;
+}
+
+static gboolean track_exists(const GDBusPropertyTable *property, void *data)
+{
+ DBusMessageIter iter;
+ struct player *player = data;
+
+ return g_dbus_proxy_get_property(player->proxy, "Track", &iter);
+}
+
+static gboolean parse_string_metadata(DBusMessageIter *iter, const char *key,
+ DBusMessageIter *metadata)
+{
+ const char *value;
+
+ if (dbus_message_iter_get_arg_type(iter) != DBUS_TYPE_STRING)
+ return FALSE;
+
+ dbus_message_iter_get_basic(iter, &value);
+
+ dict_append_entry(metadata, key, DBUS_TYPE_STRING, &value);
+
+ return TRUE;
+}
+
+static gboolean parse_array_metadata(DBusMessageIter *iter, const char *key,
+ DBusMessageIter *metadata)
+{
+ char **value;
+
+ if (dbus_message_iter_get_arg_type(iter) != DBUS_TYPE_STRING)
+ return FALSE;
+
+ value = dbus_malloc0(sizeof(char *));
+
+ dbus_message_iter_get_basic(iter, &(value[0]));
+
+ dict_append_array(metadata, key, DBUS_TYPE_STRING, &value, 1);
+
+ dbus_free(value);
+
+ return TRUE;
+}
+
+static gboolean parse_int64_metadata(DBusMessageIter *iter, const char *key,
+ DBusMessageIter *metadata)
+{
+ uint32_t duration;
+ int64_t value;
+
+ if (dbus_message_iter_get_arg_type(iter) != DBUS_TYPE_UINT32)
+ return FALSE;
+
+ dbus_message_iter_get_basic(iter, &duration);
+
+ value = duration * 1000;
+
+ dict_append_entry(metadata, key, DBUS_TYPE_INT64, &value);
+
+ return TRUE;
+}
+
+static gboolean parse_int32_metadata(DBusMessageIter *iter, const char *key,
+ DBusMessageIter *metadata)
+{
+ uint32_t value;
+
+ if (dbus_message_iter_get_arg_type(iter) != DBUS_TYPE_UINT32)
+ return FALSE;
+
+ dbus_message_iter_get_basic(iter, &value);
+
+ dict_append_entry(metadata, key, DBUS_TYPE_INT32, &value);
+
+ return TRUE;
+}
+
+static gboolean parse_path_metadata(DBusMessageIter *iter, const char *key,
+ DBusMessageIter *metadata)
+{
+ const char *value;
+
+ if (dbus_message_iter_get_arg_type(iter) != DBUS_TYPE_OBJECT_PATH)
+ return FALSE;
+
+ dbus_message_iter_get_basic(iter, &value);
+
+ dict_append_entry(metadata, key, DBUS_TYPE_OBJECT_PATH, &value);
+
+ return TRUE;
+}
+
+static int parse_track_entry(DBusMessageIter *entry, const char *key,
+ DBusMessageIter *metadata)
+{
+ DBusMessageIter var;
+
+ if (dbus_message_iter_get_arg_type(entry) != DBUS_TYPE_VARIANT)
+ return -EINVAL;
+
+ dbus_message_iter_recurse(entry, &var);
+
+ if (strcasecmp(key, "Title") == 0) {
+ if (!parse_string_metadata(&var, "xesam:title", metadata))
+ return -EINVAL;
+ } else if (strcasecmp(key, "Artist") == 0) {
+ if (!parse_array_metadata(&var, "xesam:artist", metadata))
+ return -EINVAL;
+ } else if (strcasecmp(key, "Album") == 0) {
+ if (!parse_string_metadata(&var, "xesam:album", metadata))
+ return -EINVAL;
+ } else if (strcasecmp(key, "Genre") == 0) {
+ if (!parse_array_metadata(&var, "xesam:genre", metadata))
+ return -EINVAL;
+ } else if (strcasecmp(key, "Duration") == 0) {
+ if (!parse_int64_metadata(&var, "mpris:length", metadata))
+ return -EINVAL;
+ } else if (strcasecmp(key, "TrackNumber") == 0) {
+ if (!parse_int32_metadata(&var, "xesam:trackNumber", metadata))
+ return -EINVAL;
+ } else if (strcasecmp(key, "Item") == 0) {
+ if (!parse_path_metadata(&var, "mpris:trackid", metadata))
+ return -EINVAL;
+ }
+
+ return 0;
+}
+
+static gboolean get_track(const GDBusPropertyTable *property,
+ DBusMessageIter *iter, void *data)
+{
+ struct player *player = data;
+ DBusMessageIter var, metadata;
+
+ if (!g_dbus_proxy_get_property(player->proxy, "Track", &var))
+ return FALSE;
+
+ dbus_message_iter_open_container(iter, DBUS_TYPE_ARRAY,
+ DBUS_DICT_ENTRY_BEGIN_CHAR_AS_STRING
+ DBUS_TYPE_STRING_AS_STRING DBUS_TYPE_VARIANT_AS_STRING
+ DBUS_DICT_ENTRY_END_CHAR_AS_STRING, &metadata);
+
+ parse_metadata(&var, &metadata, parse_track_entry);
+
+ dbus_message_iter_close_container(iter, &metadata);
+
+ return TRUE;
+}
+
+static gboolean get_enable(const GDBusPropertyTable *property,
+ DBusMessageIter *iter, void *data)
+{
+ dbus_bool_t value = TRUE;
+
+ dbus_message_iter_append_basic(iter, DBUS_TYPE_BOOLEAN, &value);
+
+ return TRUE;
+}
+
+
+static gboolean get_volume(const GDBusPropertyTable *property,
+ DBusMessageIter *iter, void *data)
+{
+ struct player *player = data;
+ double value = 0.0;
+ uint16_t volume;
+ DBusMessageIter var;
+
+ if (player->transport == NULL)
+ goto done;
+
+ if (!g_dbus_proxy_get_property(player->transport, "Volume", &var))
+ goto done;
+
+ dbus_message_iter_get_basic(&var, &volume);
+
+ value = (double) volume / 127;
+
+done:
+ dbus_message_iter_append_basic(iter, DBUS_TYPE_DOUBLE, &value);
+
+ return TRUE;
+}
+
+static const GDBusMethodTable player_methods[] = {
+ { GDBUS_ASYNC_METHOD("PlayPause", NULL, NULL, player_toggle) },
+ { GDBUS_ASYNC_METHOD("Play", NULL, NULL, player_play) },
+ { GDBUS_ASYNC_METHOD("Pause", NULL, NULL, player_pause) },
+ { GDBUS_ASYNC_METHOD("Stop", NULL, NULL, player_stop) },
+ { GDBUS_ASYNC_METHOD("Next", NULL, NULL, player_next) },
+ { GDBUS_ASYNC_METHOD("Previous", NULL, NULL, player_previous) },
+ { }
+};
+
+static const GDBusSignalTable player_signals[] = {
+ { GDBUS_SIGNAL("Seeked", GDBUS_ARGS({"Position", "x"})) },
+ { }
+};
+
+static const GDBusPropertyTable player_properties[] = {
+ { "PlaybackStatus", "s", get_status, NULL, status_exists },
+ { "LoopStatus", "s", get_repeat, set_repeat, repeat_exists },
+ { "Rate", "d", get_double, NULL, NULL },
+ { "MinimumRate", "d", get_double, NULL, NULL },
+ { "MaximumRate", "d", get_double, NULL, NULL },
+ { "Shuffle", "b", get_shuffle, set_shuffle, shuffle_exists },
+ { "Position", "x", get_position, NULL, position_exists },
+ { "Metadata", "a{sv}", get_track, NULL, track_exists },
+ { "Volume", "d", get_volume, NULL, NULL },
+ { "CanGoNext", "b", get_enable, NULL, NULL },
+ { "CanGoPrevious", "b", get_enable, NULL, NULL },
+ { "CanPlay", "b", get_enable, NULL, NULL },
+ { "CanPause", "b", get_enable, NULL, NULL },
+ { "CanSeek", "b", get_enable, NULL, NULL },
+ { "CanControl", "b", get_enable, NULL, NULL },
+ { }
+};
+
+static gboolean get_disable(const GDBusPropertyTable *property,
+ DBusMessageIter *iter, void *data)
+{
+ dbus_bool_t value = FALSE;
+
+ dbus_message_iter_append_basic(iter, DBUS_TYPE_BOOLEAN, &value);
+
+ return TRUE;
+}
+
+static gboolean get_name(const GDBusPropertyTable *property,
+ DBusMessageIter *iter, void *data)
+{
+ struct player *player = data;
+ DBusMessageIter var;
+ const char *alias;
+ char *name;
+
+ if (!g_dbus_proxy_get_property(player->device, "Alias", &var))
+ return FALSE;
+
+ dbus_message_iter_get_basic(&var, &alias);
+
+ if (g_dbus_proxy_get_property(player->proxy, "Name", &var)) {
+ dbus_message_iter_get_basic(&var, &name);
+ name = g_strconcat(alias, " ", name, NULL);
+ } else
+ name = g_strdup(alias);
+
+ dbus_message_iter_append_basic(iter, DBUS_TYPE_STRING, &name);
+
+ g_free(name);
+
+ return TRUE;
+}
+
+static const GDBusMethodTable mpris_methods[] = {
+ { }
+};
+
+static gboolean get_tracklist(const GDBusPropertyTable *property,
+ DBusMessageIter *iter, void *data)
+{
+ struct player *player = data;
+ dbus_bool_t value;
+
+ value = player->tracklist != NULL ? TRUE : FALSE;
+
+ dbus_message_iter_append_basic(iter, DBUS_TYPE_BOOLEAN, &value);
+
+ return TRUE;
+}
+
+static const GDBusPropertyTable mpris_properties[] = {
+ { "CanQuit", "b", get_disable, NULL, NULL },
+ { "Fullscreen", "b", get_disable, NULL, NULL },
+ { "CanSetFullscreen", "b", get_disable, NULL, NULL },
+ { "CanRaise", "b", get_disable, NULL, NULL },
+ { "HasTrackList", "b", get_tracklist, NULL, NULL },
+ { "Identity", "s", get_name, NULL, NULL },
+ { }
+};
+
+static GDBusProxy *find_item(struct player *player, const char *path)
+{
+ struct tracklist *tracklist = player->tracklist;
+ GSList *l;
+
+ for (l = tracklist->items; l; l = l->next) {
+ GDBusProxy *proxy = l->data;
+ const char *p = g_dbus_proxy_get_path(proxy);
+
+ if (g_str_equal(path, p))
+ return proxy;
+ }
+
+ return NULL;
+}
+
+static void append_item_metadata(void *data, void *user_data)
+{
+ GDBusProxy *item = data;
+ DBusMessageIter *iter = user_data;
+ DBusMessageIter var, metadata;
+ const char *path = g_dbus_proxy_get_path(item);
+
+ dbus_message_iter_open_container(iter, DBUS_TYPE_ARRAY,
+ DBUS_DICT_ENTRY_BEGIN_CHAR_AS_STRING
+ DBUS_TYPE_STRING_AS_STRING DBUS_TYPE_VARIANT_AS_STRING
+ DBUS_DICT_ENTRY_END_CHAR_AS_STRING, &metadata);
+
+ dict_append_entry(&metadata, "mpris:trackid", DBUS_TYPE_OBJECT_PATH,
+ &path);
+
+ if (g_dbus_proxy_get_property(item, "Metadata", &var))
+ parse_metadata(&var, &metadata, parse_track_entry);
+
+ dbus_message_iter_close_container(iter, &metadata);
+
+ return;
+}
+
+static DBusMessage *tracklist_get_metadata(DBusConnection *conn,
+ DBusMessage *msg, void *data)
+{
+ struct player *player = data;
+ DBusMessage *reply;
+ DBusMessageIter args, array;
+ GSList *l = NULL;
+
+ dbus_message_iter_init(msg, &args);
+
+ if (dbus_message_iter_get_arg_type(&args) != DBUS_TYPE_ARRAY)
+ return g_dbus_create_error(msg,
+ ERROR_INTERFACE ".InvalidArguments",
+ "Invalid Arguments");
+
+ dbus_message_iter_recurse(&args, &array);
+
+ while (dbus_message_iter_get_arg_type(&array) ==
+ DBUS_TYPE_OBJECT_PATH) {
+ const char *path;
+ GDBusProxy *item;
+
+ dbus_message_iter_get_basic(&array, &path);
+
+ item = find_item(player, path);
+ if (item == NULL)
+ return g_dbus_create_error(msg,
+ ERROR_INTERFACE ".InvalidArguments",
+ "Invalid Arguments");
+
+ l = g_slist_append(l, item);
+
+ dbus_message_iter_next(&array);
+ }
+
+ reply = dbus_message_new_method_return(msg);
+
+ dbus_message_iter_init_append(reply, &args);
+
+ dbus_message_iter_open_container(&args, DBUS_TYPE_ARRAY,
+ DBUS_TYPE_ARRAY_AS_STRING
+ DBUS_DICT_ENTRY_BEGIN_CHAR_AS_STRING
+ DBUS_TYPE_STRING_AS_STRING
+ DBUS_TYPE_VARIANT_AS_STRING
+ DBUS_DICT_ENTRY_END_CHAR_AS_STRING,
+ &array);
+
+ g_slist_foreach(l, append_item_metadata, &array);
+
+ dbus_message_iter_close_container(&args, &array);
+
+ return reply;
+}
+
+static void item_play_reply(DBusMessage *message, void *user_data)
+{
+ struct pending_call *p = user_data;
+ struct player *player = p->player;
+ DBusMessage *msg = p->msg;
+ DBusMessage *reply;
+ DBusError err;
+
+ dbus_error_init(&err);
+ if (dbus_set_error_from_message(&err, message)) {
+ fprintf(stderr, "error: %s", err.name);
+ reply = g_dbus_create_error(msg, err.name, "%s", err.message);
+ dbus_error_free(&err);
+ } else
+ reply = g_dbus_create_reply(msg, DBUS_TYPE_INVALID);
+
+ g_dbus_send_message(player->conn, reply);
+}
+
+static void item_play(struct player *player, DBusMessage *msg,
+ GDBusProxy *item)
+{
+ struct pending_call *p;
+
+ p = g_new0(struct pending_call, 1);
+ p->player = player;
+ p->msg = dbus_message_ref(msg);
+
+ g_dbus_proxy_method_call(item, "Play", NULL, item_play_reply,
+ p, pending_call_free);
+}
+
+static DBusMessage *tracklist_goto(DBusConnection *conn,
+ DBusMessage *msg, void *data)
+{
+ struct player *player = data;
+ GDBusProxy *item;
+ const char *path;
+
+ if (!dbus_message_get_args(msg, NULL,
+ DBUS_TYPE_OBJECT_PATH, &path,
+ DBUS_TYPE_INVALID))
+ return g_dbus_create_error(msg,
+ ERROR_INTERFACE ".InvalidArguments",
+ "Invalid arguments");
+
+ item = find_item(player, path);
+ if (item == NULL)
+ return g_dbus_create_error(msg,
+ ERROR_INTERFACE ".InvalidArguments",
+ "Invalid arguments");
+
+ item_play(player, msg, item);
+
+ return NULL;
+}
+
+static DBusMessage *tracklist_add_track(DBusConnection *conn,
+ DBusMessage *msg, void *data)
+{
+ return g_dbus_create_error(msg, ERROR_INTERFACE ".NotImplemented",
+ "Not implemented");
+}
+
+static DBusMessage *tracklist_remove_track(DBusConnection *conn,
+ DBusMessage *msg, void *data)
+{
+ return g_dbus_create_error(msg, ERROR_INTERFACE ".NotImplemented",
+ "Not implemented");
+}
+
+static const GDBusMethodTable tracklist_methods[] = {
+ { GDBUS_METHOD("GetTracksMetadata",
+ GDBUS_ARGS({ "tracks", "ao" }),
+ GDBUS_ARGS({ "metadata", "aa{sv}" }),
+ tracklist_get_metadata) },
+ { GDBUS_METHOD("AddTrack",
+ GDBUS_ARGS({ "uri", "s" }, { "after", "o" },
+ { "current", "b" }),
+ NULL,
+ tracklist_add_track) },
+ { GDBUS_METHOD("RemoveTrack",
+ GDBUS_ARGS({ "track", "o" }), NULL,
+ tracklist_remove_track) },
+ { GDBUS_ASYNC_METHOD("GoTo",
+ GDBUS_ARGS({ "track", "o" }), NULL,
+ tracklist_goto) },
+ { },
+};
+
+static const GDBusSignalTable tracklist_signals[] = {
+ { GDBUS_SIGNAL("TrackAdded", GDBUS_ARGS({"metadata", "a{sv}"},
+ {"after", "o"})) },
+ { GDBUS_SIGNAL("TrackRemoved", GDBUS_ARGS({"track", "o"})) },
+ { GDBUS_SIGNAL("TrackMetadataChanged", GDBUS_ARGS({"track", "o"},
+ {"metadata", "a{sv}"})) },
+ { }
+};
+
+static gboolean tracklist_exists(const GDBusPropertyTable *property, void *data)
+{
+ struct player *player = data;
+
+ return player->tracklist != NULL;
+}
+
+static void append_path(gpointer data, gpointer user_data)
+{
+ GDBusProxy *proxy = data;
+ DBusMessageIter *iter = user_data;
+ const char *path = g_dbus_proxy_get_path(proxy);
+
+ dbus_message_iter_append_basic(iter, DBUS_TYPE_OBJECT_PATH, &path);
+}
+
+static gboolean get_tracks(const GDBusPropertyTable *property,
+ DBusMessageIter *iter, void *data)
+{
+ struct player *player = data;
+ struct tracklist *tracklist = player->tracklist;
+ DBusMessageIter value;
+
+ if (tracklist == NULL)
+ return FALSE;
+
+ dbus_message_iter_open_container(iter, DBUS_TYPE_ARRAY,
+ DBUS_TYPE_OBJECT_PATH_AS_STRING,
+ &value);
+ g_slist_foreach(player->tracklist->items, append_path, &value);
+ dbus_message_iter_close_container(iter, &value);
+
+ return TRUE;
+}
+
+static const GDBusPropertyTable tracklist_properties[] = {
+ { "Tracks", "ao", get_tracks, NULL, tracklist_exists },
+ { "CanEditTracks", "b", get_disable, NULL, NULL },
+ { }
+};
+
+static void list_items_setup(DBusMessageIter *iter, void *user_data)
+{
+ DBusMessageIter dict;
+
+ dbus_message_iter_open_container(iter, DBUS_TYPE_ARRAY,
+ DBUS_DICT_ENTRY_BEGIN_CHAR_AS_STRING
+ DBUS_TYPE_STRING_AS_STRING
+ DBUS_TYPE_VARIANT_AS_STRING
+ DBUS_DICT_ENTRY_END_CHAR_AS_STRING,
+ &dict);
+ dbus_message_iter_close_container(iter, &dict);
+}
+
+static void change_folder_reply(DBusMessage *message, void *user_data)
+{
+ struct player *player = user_data;
+ struct tracklist *tracklist = player->tracklist;
+ DBusError err;
+
+ dbus_error_init(&err);
+ if (dbus_set_error_from_message(&err, message)) {
+ fprintf(stderr, "error: %s", err.name);
+ return;
+ }
+
+ g_dbus_emit_property_changed(player->conn, MPRIS_PLAYER_PATH,
+ MPRIS_PLAYLISTS_INTERFACE,
+ "ActivePlaylist");
+
+ g_dbus_proxy_method_call(tracklist->proxy, "ListItems",
+ list_items_setup, NULL, NULL, NULL);
+}
+
+static void change_folder_setup(DBusMessageIter *iter, void *user_data)
+{
+ struct player *player = user_data;
+ const char *path;
+
+ path = g_dbus_proxy_get_path(player->playlist);
+
+ dbus_message_iter_append_basic(iter, DBUS_TYPE_OBJECT_PATH, &path);
+}
+
+static DBusMessage *playlist_activate(DBusConnection *conn,
+ DBusMessage *msg, void *data)
+{
+ struct player *player = data;
+ struct tracklist *tracklist = player->tracklist;
+ const char *path;
+
+ if (player->playlist == NULL || tracklist == NULL)
+ return g_dbus_create_error(msg,
+ ERROR_INTERFACE ".InvalidArguments",
+ "Invalid Arguments");
+
+ if (!dbus_message_get_args(msg, NULL,
+ DBUS_TYPE_OBJECT_PATH, &path,
+ DBUS_TYPE_INVALID))
+ return g_dbus_create_error(msg,
+ ERROR_INTERFACE ".InvalidArguments",
+ "Invalid Arguments");
+
+ if (!g_str_equal(path, g_dbus_proxy_get_path(player->playlist)))
+ return g_dbus_create_error(msg,
+ ERROR_INTERFACE ".InvalidArguments",
+ "Invalid Arguments");
+
+ g_dbus_proxy_method_call(tracklist->proxy, "ChangeFolder",
+ change_folder_setup, change_folder_reply,
+ player, NULL);
+
+ return g_dbus_create_reply(msg, DBUS_TYPE_INVALID);
+}
+
+static DBusMessage *playlist_get(DBusConnection *conn, DBusMessage *msg,
+ void *data)
+{
+ struct player *player = data;
+ uint32_t index, count;
+ const char *order;
+ dbus_bool_t reverse;
+ DBusMessage *reply;
+ DBusMessageIter iter, entry, value, name;
+ const char *string, *path;
+ const char *empty = "";
+
+ if (player->playlist == NULL)
+ return g_dbus_create_error(msg,
+ ERROR_INTERFACE ".InvalidArguments",
+ "Invalid Arguments");
+
+ if (!dbus_message_get_args(msg, NULL,
+ DBUS_TYPE_UINT32, &index,
+ DBUS_TYPE_UINT32, &count,
+ DBUS_TYPE_STRING, &order,
+ DBUS_TYPE_BOOLEAN, &reverse,
+ DBUS_TYPE_INVALID))
+ return g_dbus_create_error(msg,
+ ERROR_INTERFACE ".InvalidArguments",
+ "Invalid Arguments");
+
+ path = g_dbus_proxy_get_path(player->playlist);
+
+ reply = dbus_message_new_method_return(msg);
+
+ dbus_message_iter_init_append(reply, &iter);
+
+ dbus_message_iter_open_container(&iter, DBUS_TYPE_ARRAY, "(oss)",
+ &entry);
+ dbus_message_iter_open_container(&entry, DBUS_TYPE_STRUCT, NULL,
+ &value);
+ dbus_message_iter_append_basic(&value, DBUS_TYPE_OBJECT_PATH, &path);
+ if (g_dbus_proxy_get_property(player->playlist, "Name", &name)) {
+ dbus_message_iter_get_basic(&name, &string);
+ dbus_message_iter_append_basic(&value, DBUS_TYPE_STRING,
+ &string);
+ } else {
+ dbus_message_iter_append_basic(&value, DBUS_TYPE_STRING,
+ &path);
+ }
+ dbus_message_iter_append_basic(&value, DBUS_TYPE_STRING, &empty);
+ dbus_message_iter_close_container(&entry, &value);
+ dbus_message_iter_close_container(&iter, &entry);
+
+ return reply;
+}
+
+static const GDBusMethodTable playlist_methods[] = {
+ { GDBUS_METHOD("ActivatePlaylist",
+ GDBUS_ARGS({ "playlist", "o" }), NULL,
+ playlist_activate) },
+ { GDBUS_METHOD("GetPlaylists",
+ GDBUS_ARGS({ "index", "u" }, { "maxcount", "u"},
+ { "order", "s" }, { "reverse", "b" }),
+ GDBUS_ARGS({ "playlists", "a(oss)"}),
+ playlist_get) },
+ { },
+};
+
+static gboolean playlist_exists(const GDBusPropertyTable *property, void *data)
+{
+ struct player *player = data;
+
+ return player->playlist != NULL;
+}
+
+static gboolean get_playlist_count(const GDBusPropertyTable *property,
+ DBusMessageIter *iter, void *data)
+{
+ struct player *player = data;
+ uint32_t count = 1;
+
+ if (player->playlist == NULL)
+ return FALSE;
+
+ dbus_message_iter_append_basic(iter, DBUS_TYPE_UINT32, &count);
+
+ return TRUE;
+}
+
+static gboolean get_orderings(const GDBusPropertyTable *property,
+ DBusMessageIter *iter, void *data)
+{
+ DBusMessageIter value;
+ const char *order = "User";
+
+ dbus_message_iter_open_container(iter, DBUS_TYPE_ARRAY,
+ DBUS_TYPE_OBJECT_PATH_AS_STRING,
+ &value);
+ dbus_message_iter_append_basic(&value, DBUS_TYPE_STRING, &order);
+ dbus_message_iter_close_container(iter, &value);
+
+ return TRUE;
+}
+
+static gboolean get_active_playlist(const GDBusPropertyTable *property,
+ DBusMessageIter *iter, void *data)
+{
+ struct player *player = data;
+ DBusMessageIter value, entry;
+ dbus_bool_t enabled = TRUE;
+ const char *path, *empty = "";
+
+ if (player->playlist == NULL)
+ return FALSE;
+
+ path = g_dbus_proxy_get_path(player->playlist);
+
+ dbus_message_iter_open_container(iter, DBUS_TYPE_STRUCT,
+ NULL, &value);
+ dbus_message_iter_append_basic(&value, DBUS_TYPE_BOOLEAN, &enabled);
+ dbus_message_iter_open_container(&value, DBUS_TYPE_STRUCT, NULL,
+ &entry);
+ dbus_message_iter_append_basic(&entry, DBUS_TYPE_OBJECT_PATH, &path);
+ dbus_message_iter_append_basic(&entry, DBUS_TYPE_STRING, &path);
+ dbus_message_iter_append_basic(&entry, DBUS_TYPE_STRING, &empty);
+ dbus_message_iter_close_container(&value, &entry);
+ dbus_message_iter_close_container(iter, &value);
+
+ return TRUE;
+}
+
+static const GDBusPropertyTable playlist_properties[] = {
+ { "PlaylistCount", "u", get_playlist_count, NULL, playlist_exists },
+ { "Orderings", "as", get_orderings, NULL, NULL },
+ { "ActivePlaylist", "(b(oss))", get_active_playlist, NULL,
+ playlist_exists },
+ { }
+};
+
+#define a_z "abcdefghijklmnopqrstuvwxyz"
+#define A_Z "ABCDEFGHIJKLMNOPQRSTUVWXYZ"
+#define _0_9 "_0123456789"
+
+static char *mpris_busname(char *name)
+{
+ if (g_ascii_isdigit(name[0]))
+ return g_strconcat(MPRIS_BUS_NAME, "bt_",
+ g_strcanon(name, A_Z a_z _0_9, '_'), NULL);
+ else
+ return g_strconcat(MPRIS_BUS_NAME,
+ g_strcanon(name, A_Z a_z _0_9, '_'), NULL);
+}
+
+static GDBusProxy *find_transport_by_path(const char *path)
+{
+ GSList *l;
+
+ for (l = transports; l; l = l->next) {
+ GDBusProxy *transport = l->data;
+ DBusMessageIter iter;
+ const char *value;
+
+ if (!g_dbus_proxy_get_property(transport, "Device", &iter))
+ continue;
+
+ dbus_message_iter_get_basic(&iter, &value);
+
+ if (strcmp(path, value) == 0)
+ return transport;
+ }
+
+ return NULL;
+}
+
+static struct player *find_player(GDBusProxy *proxy)
+{
+ GSList *l;
+
+ for (l = players; l; l = l->next) {
+ struct player *player = l->data;
+ const char *path, *p;
+
+ if (player->proxy == proxy)
+ return player;
+
+ path = g_dbus_proxy_get_path(proxy);
+ p = g_dbus_proxy_get_path(player->proxy);
+ if (g_str_equal(path, p))
+ return player;
+ }
+
+ return NULL;
+}
+
+static void register_tracklist(GDBusProxy *proxy)
+{
+ struct player *player;
+ struct tracklist *tracklist;
+
+ player = find_player(proxy);
+ if (player == NULL)
+ return;
+
+ if (player->tracklist != NULL)
+ return;
+
+ tracklist = g_new0(struct tracklist, 1);
+ tracklist->proxy = g_dbus_proxy_ref(proxy);
+
+ player->tracklist = tracklist;
+
+ g_dbus_emit_property_changed(player->conn, MPRIS_PLAYER_PATH,
+ MPRIS_INTERFACE,
+ "HasTrackList");
+
+ if (player->playlist == NULL)
+ return;
+
+ g_dbus_proxy_method_call(player->tracklist->proxy, "ChangeFolder",
+ change_folder_setup, change_folder_reply,
+ player, NULL);
+}
+
+static void register_player(GDBusProxy *proxy)
+{
+ struct player *player;
+ DBusMessageIter iter;
+ const char *path, *alias, *name;
+ char *busname;
+ GDBusProxy *device, *transport;
+
+ if (!g_dbus_proxy_get_property(proxy, "Device", &iter))
+ return;
+
+ dbus_message_iter_get_basic(&iter, &path);
+
+ device = g_dbus_proxy_new(client, path, "org.bluez.Device1");
+ if (device == NULL)
+ return;
+
+ if (!g_dbus_proxy_get_property(device, "Alias", &iter))
+ return;
+
+ dbus_message_iter_get_basic(&iter, &alias);
+
+ if (g_dbus_proxy_get_property(proxy, "Name", &iter)) {
+ dbus_message_iter_get_basic(&iter, &name);
+ busname = g_strconcat(alias, " ", name, NULL);
+ } else
+ busname = g_strdup(alias);
+
+ player = g_new0(struct player, 1);
+ player->bus_name = mpris_busname(busname);
+ player->proxy = g_dbus_proxy_ref(proxy);
+ player->device = device;
+
+ g_free(busname);
+
+ players = g_slist_prepend(players, player);
+
+ printf("Player %s created\n", player->bus_name);
+
+ player->conn = g_dbus_setup_private(DBUS_BUS_SESSION, player->bus_name,
+ NULL);
+ if (!session) {
+ fprintf(stderr, "Could not register bus name %s",
+ player->bus_name);
+ goto fail;
+ }
+
+ if (!g_dbus_register_interface(player->conn, MPRIS_PLAYER_PATH,
+ MPRIS_INTERFACE,
+ mpris_methods,
+ NULL,
+ mpris_properties,
+ player, NULL)) {
+ fprintf(stderr, "Could not register interface %s",
+ MPRIS_INTERFACE);
+ goto fail;
+ }
+
+ if (!g_dbus_register_interface(player->conn, MPRIS_PLAYER_PATH,
+ MPRIS_PLAYER_INTERFACE,
+ player_methods,
+ player_signals,
+ player_properties,
+ player, player_free)) {
+ fprintf(stderr, "Could not register interface %s",
+ MPRIS_PLAYER_INTERFACE);
+ goto fail;
+ }
+
+ if (!g_dbus_register_interface(player->conn, MPRIS_PLAYER_PATH,
+ MPRIS_TRACKLIST_INTERFACE,
+ tracklist_methods,
+ tracklist_signals,
+ tracklist_properties,
+ player, NULL)) {
+ fprintf(stderr, "Could not register interface %s",
+ MPRIS_TRACKLIST_INTERFACE);
+ goto fail;
+ }
+
+ if (!g_dbus_register_interface(player->conn, MPRIS_PLAYER_PATH,
+ MPRIS_PLAYLISTS_INTERFACE,
+ playlist_methods,
+ NULL,
+ playlist_properties,
+ player, NULL)) {
+ fprintf(stderr, "Could not register interface %s",
+ MPRIS_PLAYLISTS_INTERFACE);
+ goto fail;
+ }
+
+ transport = find_transport_by_path(path);
+ if (transport)
+ player->transport = g_dbus_proxy_ref(transport);
+
+ return;
+
+fail:
+ players = g_slist_remove(players, player);
+ player_free(player);
+}
+
+static struct player *find_player_by_device(const char *device)
+{
+ GSList *l;
+
+ for (l = players; l; l = l->next) {
+ struct player *player = l->data;
+ const char *path = g_dbus_proxy_get_path(player->device);
+
+ if (g_strcmp0(device, path) == 0)
+ return player;
+ }
+
+ return NULL;
+}
+
+static void register_transport(GDBusProxy *proxy)
+{
+ struct player *player;
+ DBusMessageIter iter;
+ const char *path;
+
+ if (g_slist_find(transports, proxy) != NULL)
+ return;
+
+ if (!g_dbus_proxy_get_property(proxy, "Volume", &iter))
+ return;
+
+ if (!g_dbus_proxy_get_property(proxy, "Device", &iter))
+ return;
+
+ dbus_message_iter_get_basic(&iter, &path);
+
+ transports = g_slist_append(transports, proxy);
+
+ player = find_player_by_device(path);
+ if (player == NULL || player->transport != NULL)
+ return;
+
+ player->transport = g_dbus_proxy_ref(proxy);
+}
+
+static struct player *find_player_by_item(const char *item)
+{
+ GSList *l;
+
+ for (l = players; l; l = l->next) {
+ struct player *player = l->data;
+ const char *path = g_dbus_proxy_get_path(player->proxy);
+
+ if (g_str_has_prefix(item, path))
+ return player;
+ }
+
+ return NULL;
+}
+
+static void register_playlist(struct player *player, GDBusProxy *proxy)
+{
+ const char *path;
+ DBusMessageIter iter;
+
+ if (!g_dbus_proxy_get_property(player->proxy, "Playlist", &iter))
+ return;
+
+ dbus_message_iter_get_basic(&iter, &path);
+
+ if (!g_str_equal(path, g_dbus_proxy_get_path(proxy)))
+ return;
+
+ player->playlist = g_dbus_proxy_ref(proxy);
+
+ g_dbus_emit_property_changed(player->conn, MPRIS_PLAYER_PATH,
+ MPRIS_PLAYLISTS_INTERFACE,
+ "PlaylistCount");
+
+ if (player->tracklist == NULL)
+ return;
+
+ g_dbus_proxy_method_call(player->tracklist->proxy, "ChangeFolder",
+ change_folder_setup, change_folder_reply,
+ player, NULL);
+}
+
+static void register_item(struct player *player, GDBusProxy *proxy)
+{
+ struct tracklist *tracklist;
+ const char *path, *playlist;
+ DBusMessage *signal;
+ DBusMessageIter iter, args, metadata;
+ GSList *l;
+ GDBusProxy *after;
+
+ if (player->playlist == NULL) {
+ register_playlist(player, proxy);
+ return;
+ }
+
+ tracklist = player->tracklist;
+ if (tracklist == NULL)
+ return;
+
+ path = g_dbus_proxy_get_path(proxy);
+ playlist = g_dbus_proxy_get_path(player->playlist);
+ if (!g_str_has_prefix(path, playlist))
+ return;
+
+ l = g_slist_last(tracklist->items);
+ tracklist->items = g_slist_append(tracklist->items, proxy);
+
+ g_dbus_emit_property_changed(player->conn, MPRIS_PLAYER_PATH,
+ MPRIS_TRACKLIST_INTERFACE,
+ "Tracks");
+
+ if (l == NULL)
+ return;
+
+ signal = dbus_message_new_signal(MPRIS_PLAYER_PATH,
+ MPRIS_TRACKLIST_INTERFACE,
+ "TrackAdded");
+ if (!signal) {
+ fprintf(stderr, "Unable to allocate new %s.TrackAdded signal",
+ MPRIS_TRACKLIST_INTERFACE);
+ return;
+ }
+
+ dbus_message_iter_init_append(signal, &args);
+
+ if (!g_dbus_proxy_get_property(proxy, "Metadata", &iter)) {
+ dbus_message_unref(signal);
+ return;
+ }
+
+ dbus_message_iter_open_container(&args, DBUS_TYPE_ARRAY,
+ DBUS_DICT_ENTRY_BEGIN_CHAR_AS_STRING
+ DBUS_TYPE_STRING_AS_STRING DBUS_TYPE_VARIANT_AS_STRING
+ DBUS_DICT_ENTRY_END_CHAR_AS_STRING, &metadata);
+
+ parse_metadata(&iter, &metadata, parse_track_entry);
+
+ dbus_message_iter_close_container(&args, &metadata);
+
+ after = l->data;
+ path = g_dbus_proxy_get_path(after);
+ dbus_message_iter_append_basic(&args, DBUS_TYPE_OBJECT_PATH, &path);
+
+ g_dbus_send_message(player->conn, signal);
+}
+
+static void proxy_added(GDBusProxy *proxy, void *user_data)
+{
+ const char *interface;
+ const char *path;
+
+ interface = g_dbus_proxy_get_interface(proxy);
+ path = g_dbus_proxy_get_path(proxy);
+
+ if (!strcmp(interface, BLUEZ_ADAPTER_INTERFACE)) {
+ if (adapter != NULL)
+ return;
+
+ printf("Bluetooth Adapter %s found\n", path);
+ adapter = proxy;
+ list_names(session);
+ } else if (!strcmp(interface, BLUEZ_MEDIA_PLAYER_INTERFACE)) {
+ printf("Bluetooth Player %s found\n", path);
+ register_player(proxy);
+ } else if (!strcmp(interface, BLUEZ_MEDIA_TRANSPORT_INTERFACE)) {
+ printf("Bluetooth Transport %s found\n", path);
+ register_transport(proxy);
+ } else if (!strcmp(interface, BLUEZ_MEDIA_FOLDER_INTERFACE)) {
+ printf("Bluetooth Folder %s found\n", path);
+ register_tracklist(proxy);
+ } else if (!strcmp(interface, BLUEZ_MEDIA_ITEM_INTERFACE)) {
+ struct player *player;
+
+ player = find_player_by_item(path);
+ if (player == NULL)
+ return;
+
+ printf("Bluetooth Item %s found\n", path);
+ register_item(player, proxy);
+ }
+}
+
+static void unregister_player(struct player *player)
+{
+ players = g_slist_remove(players, player);
+
+ if (player->tracklist != NULL) {
+ g_dbus_unregister_interface(player->conn, MPRIS_PLAYER_PATH,
+ MPRIS_PLAYLISTS_INTERFACE);
+ g_dbus_unregister_interface(player->conn, MPRIS_PLAYER_PATH,
+ MPRIS_TRACKLIST_INTERFACE);
+ }
+
+ g_dbus_unregister_interface(player->conn, MPRIS_PLAYER_PATH,
+ MPRIS_INTERFACE);
+
+ g_dbus_unregister_interface(player->conn, MPRIS_PLAYER_PATH,
+ MPRIS_PLAYER_INTERFACE);
+}
+
+static struct player *find_player_by_transport(GDBusProxy *proxy)
+{
+ GSList *l;
+
+ for (l = players; l; l = l->next) {
+ struct player *player = l->data;
+
+ if (player->transport == proxy)
+ return player;
+ }
+
+ return NULL;
+}
+
+static void unregister_transport(GDBusProxy *proxy)
+{
+ struct player *player;
+
+ if (g_slist_find(transports, proxy) == NULL)
+ return;
+
+ transports = g_slist_remove(transports, proxy);
+
+ player = find_player_by_transport(proxy);
+ if (player == NULL)
+ return;
+
+ g_dbus_proxy_unref(player->transport);
+ player->transport = NULL;
+}
+
+static void unregister_item(struct player *player, GDBusProxy *proxy)
+{
+ struct tracklist *tracklist = player->tracklist;
+ const char *path;
+
+ if (tracklist == NULL)
+ return;
+
+ if (g_slist_find(tracklist->items, proxy) == NULL)
+ return;
+
+ path = g_dbus_proxy_get_path(proxy);
+
+ tracklist->items = g_slist_remove(tracklist->items, proxy);
+
+ g_dbus_emit_property_changed(player->conn, MPRIS_PLAYER_PATH,
+ MPRIS_TRACKLIST_INTERFACE,
+ "Tracks");
+
+ g_dbus_emit_signal(player->conn, MPRIS_PLAYER_PATH,
+ MPRIS_TRACKLIST_INTERFACE, "TrackRemoved",
+ DBUS_TYPE_OBJECT_PATH, &path,
+ DBUS_TYPE_INVALID);
+}
+
+static void remove_players(DBusConnection *conn)
+{
+ char **paths;
+ int i;
+
+ dbus_connection_list_registered(conn, "/", &paths);
+
+ for (i = 0; paths[i]; i++) {
+ char *path;
+ void *data;
+
+ path = g_strdup_printf("/%s", paths[i]);
+ dbus_connection_get_object_path_data(sys, path, &data);
+ dbus_connection_unregister_object_path(sys, path);
+
+ g_free(path);
+ g_free(data);
+ }
+
+ dbus_free_string_array(paths);
+}
+
+static void proxy_removed(GDBusProxy *proxy, void *user_data)
+{
+ const char *interface;
+ const char *path;
+
+ if (adapter == NULL)
+ return;
+
+ interface = g_dbus_proxy_get_interface(proxy);
+ path = g_dbus_proxy_get_path(proxy);
+
+ if (strcmp(interface, BLUEZ_ADAPTER_INTERFACE) == 0) {
+ if (adapter != proxy)
+ return;
+ printf("Bluetooth Adapter %s removed\n", path);
+ adapter = NULL;
+ remove_players(sys);
+ } else if (strcmp(interface, BLUEZ_MEDIA_PLAYER_INTERFACE) == 0) {
+ struct player *player;
+
+ player = find_player(proxy);
+ if (player == NULL)
+ return;
+
+ printf("Bluetooth Player %s removed\n", path);
+ unregister_player(player);
+ } else if (strcmp(interface, BLUEZ_MEDIA_TRANSPORT_INTERFACE) == 0) {
+ printf("Bluetooth Transport %s removed\n", path);
+ unregister_transport(proxy);
+ } else if (strcmp(interface, BLUEZ_MEDIA_ITEM_INTERFACE) == 0) {
+ struct player *player;
+
+ player = find_player_by_item(path);
+ if (player == NULL)
+ return;
+
+ printf("Bluetooth Item %s removed\n", path);
+ unregister_item(player, proxy);
+ }
+}
+
+static const char *property_to_mpris(const char *property)
+{
+ if (strcasecmp(property, "Repeat") == 0)
+ return "LoopStatus";
+ else if (strcasecmp(property, "Shuffle") == 0)
+ return "Shuffle";
+ else if (strcasecmp(property, "Status") == 0)
+ return "PlaybackStatus";
+ else if (strcasecmp(property, "Position") == 0)
+ return "Position";
+ else if (strcasecmp(property, "Track") == 0)
+ return "Metadata";
+
+ return NULL;
+}
+
+static void player_property_changed(GDBusProxy *proxy, const char *name,
+ DBusMessageIter *iter, void *user_data)
+{
+ struct player *player;
+ const char *property;
+ uint32_t position;
+ uint64_t value;
+
+ player = find_player(proxy);
+ if (player == NULL)
+ return;
+
+ property = property_to_mpris(name);
+ if (property == NULL)
+ return;
+
+ g_dbus_emit_property_changed(player->conn, MPRIS_PLAYER_PATH,
+ MPRIS_PLAYER_INTERFACE,
+ property);
+
+ if (strcasecmp(name, "Position") != 0)
+ return;
+
+ dbus_message_iter_get_basic(iter, &position);
+
+ value = position * 1000;
+
+ g_dbus_emit_signal(player->conn, MPRIS_PLAYER_PATH,
+ MPRIS_PLAYER_INTERFACE, "Seeked",
+ DBUS_TYPE_INT64, &value,
+ DBUS_TYPE_INVALID);
+}
+
+static void transport_property_changed(GDBusProxy *proxy, const char *name,
+ DBusMessageIter *iter, void *user_data)
+{
+ struct player *player;
+ DBusMessageIter var;
+ const char *path;
+
+ if (strcasecmp(name, "Volume") != 0 && strcasecmp(name, "State") != 0)
+ return;
+
+ if (!g_dbus_proxy_get_property(proxy, "Device", &var))
+ return;
+
+ dbus_message_iter_get_basic(&var, &path);
+
+ player = find_player_by_device(path);
+ if (player == NULL)
+ return;
+
+ if (strcasecmp(name, "State") == 0) {
+ if (!g_dbus_proxy_get_property(player->proxy, "Status", &var))
+ g_dbus_emit_property_changed(player->conn,
+ MPRIS_PLAYER_PATH,
+ MPRIS_PLAYER_INTERFACE,
+ "PlaybackStatus");
+ return;
+ }
+
+ g_dbus_emit_property_changed(player->conn, MPRIS_PLAYER_PATH,
+ MPRIS_PLAYER_INTERFACE,
+ name);
+}
+
+static void item_property_changed(GDBusProxy *proxy, const char *name,
+ DBusMessageIter *iter, void *user_data)
+{
+ struct player *player;
+ DBusMessage *signal;
+ DBusMessageIter args;
+ const char *path;
+
+ path = g_dbus_proxy_get_path(proxy);
+
+ player = find_player_by_item(path);
+ if (player == NULL)
+ return;
+
+ if (strcasecmp(name, "Metadata") != 0)
+ return;
+
+ signal = dbus_message_new_signal(MPRIS_PLAYER_PATH,
+ MPRIS_TRACKLIST_INTERFACE,
+ "TrackMetadataChanged");
+ if (!signal) {
+ fprintf(stderr, "Unable to allocate new %s.TrackAdded signal",
+ MPRIS_TRACKLIST_INTERFACE);
+ return;
+ }
+
+ dbus_message_iter_init_append(signal, &args);
+
+ dbus_message_iter_append_basic(&args, DBUS_TYPE_OBJECT_PATH, &path);
+
+ append_iter(&args, iter);
+
+ g_dbus_send_message(player->conn, signal);
+}
+
+static void property_changed(GDBusProxy *proxy, const char *name,
+ DBusMessageIter *iter, void *user_data)
+{
+ const char *interface;
+
+ interface = g_dbus_proxy_get_interface(proxy);
+
+ if (strcmp(interface, BLUEZ_MEDIA_PLAYER_INTERFACE) == 0)
+ return player_property_changed(proxy, name, iter, user_data);
+
+ if (strcmp(interface, BLUEZ_MEDIA_TRANSPORT_INTERFACE) == 0)
+ return transport_property_changed(proxy, name, iter,
+ user_data);
+
+ if (strcmp(interface, BLUEZ_MEDIA_ITEM_INTERFACE) == 0)
+ return item_property_changed(proxy, name, iter, user_data);
+}
+
+int main(int argc, char *argv[])
+{
+ GOptionContext *context;
+ GError *error = NULL;
+ guint owner_watch, properties_watch, signal_watch;
+ struct sigaction sa;
+
+ context = g_option_context_new(NULL);
+ g_option_context_add_main_entries(context, options, NULL);
+
+ if (g_option_context_parse(context, &argc, &argv, &error) == FALSE) {
+ if (error != NULL) {
+ g_printerr("%s\n", error->message);
+ g_error_free(error);
+ } else
+ g_printerr("An unknown error occurred\n");
+ exit(1);
+ }
+
+ g_option_context_free(context);
+
+ if (option_version == TRUE) {
+ usage();
+ exit(0);
+ }
+
+ main_loop = g_main_loop_new(NULL, FALSE);
+
+ sys = g_dbus_setup_bus(DBUS_BUS_SYSTEM, NULL, NULL);
+ if (!sys) {
+ fprintf(stderr, "Can't get on system bus");
+ exit(1);
+ }
+
+ session = g_dbus_setup_bus(DBUS_BUS_SESSION, NULL, NULL);
+ if (!session) {
+ fprintf(stderr, "Can't get on session bus");
+ exit(1);
+ }
+
+ owner_watch = g_dbus_add_signal_watch(session, NULL, NULL,
+ DBUS_INTERFACE_DBUS,
+ "NameOwnerChanged",
+ name_owner_changed,
+ NULL, NULL);
+
+ properties_watch = g_dbus_add_properties_watch(session, NULL, NULL,
+ MPRIS_PLAYER_INTERFACE,
+ player_signal,
+ NULL, NULL);
+
+ signal_watch = g_dbus_add_signal_watch(session, NULL, NULL,
+ MPRIS_PLAYER_INTERFACE,
+ NULL, player_signal,
+ NULL, NULL);
+
+ memset(&sa, 0, sizeof(sa));
+ sa.sa_flags = SA_NOCLDSTOP;
+ sa.sa_handler = sig_term;
+ sigaction(SIGTERM, &sa, NULL);
+ sigaction(SIGINT, &sa, NULL);
+
+ client = g_dbus_client_new(sys, BLUEZ_BUS_NAME, BLUEZ_PATH);
+
+ g_dbus_client_set_connect_watch(client, connect_handler, NULL);
+ g_dbus_client_set_disconnect_watch(client, disconnect_handler, NULL);
+
+ g_dbus_client_set_proxy_handlers(client, proxy_added, proxy_removed,
+ property_changed, NULL);
+
+ g_main_loop_run(main_loop);
+
+ g_dbus_remove_watch(session, owner_watch);
+ g_dbus_remove_watch(session, properties_watch);
+ g_dbus_remove_watch(session, signal_watch);
+
+ g_dbus_client_unref(client);
+
+ dbus_connection_unref(session);
+ dbus_connection_unref(sys);
+
+ g_main_loop_unref(main_loop);
+
+ return 0;
+}
projects / platform / upstream / bluez.git / commitdiff