[vlc-devel] [PATCH] Reorganize the dbus control module code
Mirsal Ennaime
mirsal.ennaime at gmail.com
Mon Jul 5 09:05:34 CEST 2010
* Split the module source code into several files
Functionality is unchanged, but the result is more maintainable.
---
configure.ac | 1 +
modules/control/Modules.am | 3 +-
modules/control/dbus.c | 1312 ---------------------------------
modules/control/dbus/Modules.am | 11 +
modules/control/dbus/dbus.c | 554 ++++++++++++++
modules/control/dbus/dbus.h | 32 +
modules/control/dbus/dbus_common.h | 110 +++
modules/control/dbus/dbus_player.c | 482 ++++++++++++
modules/control/dbus/dbus_player.h | 62 ++
modules/control/dbus/dbus_root.c | 141 ++++
modules/control/dbus/dbus_root.h | 49 ++
modules/control/dbus/dbus_tracklist.c | 346 +++++++++
modules/control/dbus/dbus_tracklist.h | 48 ++
13 files changed, 1837 insertions(+), 1314 deletions(-)
delete mode 100644 modules/control/dbus.c
create mode 100644 modules/control/dbus/Modules.am
create mode 100644 modules/control/dbus/dbus.c
create mode 100644 modules/control/dbus/dbus.h
create mode 100644 modules/control/dbus/dbus_common.h
create mode 100644 modules/control/dbus/dbus_player.c
create mode 100644 modules/control/dbus/dbus_player.h
create mode 100644 modules/control/dbus/dbus_root.c
create mode 100644 modules/control/dbus/dbus_root.h
create mode 100644 modules/control/dbus/dbus_tracklist.c
create mode 100644 modules/control/dbus/dbus_tracklist.h
diff --git a/configure.ac b/configure.ac
index c709758..9308cc5 100644
--- a/configure.ac
+++ b/configure.ac
@@ -4746,6 +4746,7 @@ AC_CONFIG_FILES([
modules/codec/wmafixed/Makefile
modules/control/Makefile
modules/control/http/Makefile
+ modules/control/dbus/Makefile
modules/control/globalhotkeys/Makefile
modules/demux/Makefile
modules/demux/asf/Makefile
diff --git a/modules/control/Modules.am b/modules/control/Modules.am
index f48413e..630945d 100644
--- a/modules/control/Modules.am
+++ b/modules/control/Modules.am
@@ -1,11 +1,10 @@
-SUBDIRS = http globalhotkeys
+SUBDIRS = http globalhotkeys dbus
SOURCES_gestures = gestures.c
SOURCES_netsync = netsync.c
SOURCES_ntservice = ntservice.c
SOURCES_hotkeys = hotkeys.c
SOURCES_lirc = lirc.c
SOURCES_oldrc = rc.c
-SOURCES_dbus = dbus.c dbus.h
if HAVE_DARWIN
motion_extra = unimotion.c unimotion.h
else
diff --git a/modules/control/dbus.c b/modules/control/dbus.c
deleted file mode 100644
index a9f59c1..0000000
--- a/modules/control/dbus.c
+++ /dev/null
@@ -1,1312 +0,0 @@
-/*****************************************************************************
- * dbus.c : D-Bus control interface
- *****************************************************************************
- * Copyright © 2006-2008 Rafaël Carré
- * Copyright © 2007-2008 Mirsal Ennaime
- * Copyright © 2009 The VideoLAN team
- * $Id$
- *
- * Authors: Rafaël Carré <funman at videolanorg>
- * Mirsal Ennaime <mirsal dot ennaime at gmail dot com>
- *
- * 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 Street, Fifth Floor, Boston MA 02110-1301, USA.
- *****************************************************************************/
-
-/*
- * D-Bus Specification:
- * http://dbus.freedesktop.org/doc/dbus-specification.html
- * D-Bus low-level C API (libdbus)
- * http://dbus.freedesktop.org/doc/dbus/api/html/index.html
- * extract:
- * "If you use this low-level API directly, you're signing up for some pain."
- *
- * MPRIS Specification version 1.0
- * http://wiki.xmms2.xmms.se/index.php/MPRIS
- */
-
-/*****************************************************************************
- * Preamble
- *****************************************************************************/
-
-#ifdef HAVE_CONFIG_H
-# include "config.h"
-#endif
-
-#include <dbus/dbus.h>
-#include "dbus.h"
-
-#include <vlc_common.h>
-#include <vlc_plugin.h>
-#include <vlc_aout.h>
-#include <vlc_interface.h>
-#include <vlc_playlist.h>
-#include <vlc_meta.h>
-
-#include <math.h>
-
-#include <assert.h>
-
-/*****************************************************************************
- * Local prototypes.
- *****************************************************************************/
-
-static int Open ( vlc_object_t * );
-static void Close ( vlc_object_t * );
-static void Run ( intf_thread_t * );
-
-static int StateChange( intf_thread_t *, int );
-static int TrackChange( intf_thread_t * );
-static int StatusChangeEmit( intf_thread_t *);
-static int TrackListChangeEmit( intf_thread_t *, int, int );
-
-static int AllCallback( vlc_object_t*, const char*, vlc_value_t, vlc_value_t, void* );
-
-static int GetInputMeta ( input_item_t *, DBusMessageIter * );
-static int MarshalStatus ( intf_thread_t *, DBusMessageIter * );
-static int UpdateCaps( intf_thread_t* );
-
-/* GetCaps() capabilities */
-enum
-{
- CAPS_NONE = 0,
- CAPS_CAN_GO_NEXT = 1 << 0,
- CAPS_CAN_GO_PREV = 1 << 1,
- CAPS_CAN_PAUSE = 1 << 2,
- CAPS_CAN_PLAY = 1 << 3,
- CAPS_CAN_SEEK = 1 << 4,
- CAPS_CAN_PROVIDE_METADATA = 1 << 5,
- CAPS_CAN_HAS_TRACKLIST = 1 << 6
-};
-
-// The signal that can be get from the callbacks
-enum
-{
- SIGNAL_ITEM_CURRENT,
- SIGNAL_INTF_CHANGE,
- SIGNAL_PLAYLIST_ITEM_APPEND,
- SIGNAL_PLAYLIST_ITEM_DELETED,
- SIGNAL_RANDOM,
- SIGNAL_REPEAT,
- SIGNAL_LOOP,
- SIGNAL_STATE
-};
-
-struct intf_sys_t
-{
- DBusConnection *p_conn;
- playlist_t *p_playlist;
- bool b_meta_read;
- dbus_int32_t i_caps;
- bool b_dead;
- vlc_array_t *p_events;
- vlc_mutex_t lock;
- input_thread_t *p_input;
- bool b_unique;
-};
-
-typedef struct
-{
- int signal;
- int i_node;
- int i_input_state;
-} callback_info_t;
-
-#define INTF ((intf_thread_t *)p_this)
-#define PL (INTF->p_sys->p_playlist)
-
-
-/*****************************************************************************
- * Module descriptor
- *****************************************************************************/
-#define DBUS_UNIQUE_TEXT N_("Unique DBUS service id (org.mpris.vlc-<pid>)")
-#define DBUS_UNIQUE_LONGTEXT N_( \
- "Use a unique dbus service id to identify this VLC instance on the DBUS bus. " \
- "The process identifier (PID) is added to the service name: org.mpris.vlc-<pid>" )
-
-vlc_module_begin ()
- set_shortname( N_("dbus"))
- set_category( CAT_INTERFACE )
- set_subcategory( SUBCAT_INTERFACE_CONTROL )
- set_description( N_("D-Bus control interface") )
- set_capability( "interface", 0 )
- set_callbacks( Open, Close )
- add_bool( "dbus-unique-service-id", false, NULL,
- DBUS_UNIQUE_TEXT, DBUS_UNIQUE_LONGTEXT, true )
-vlc_module_end ()
-
-/*****************************************************************************
- * Methods
- *****************************************************************************/
-
-/* Player */
-
-DBUS_METHOD( Quit )
-{ /* exits vlc */
- REPLY_INIT;
- libvlc_Quit(INTF->p_libvlc);
- REPLY_SEND;
-}
-
-DBUS_METHOD( MprisVersion )
-{ /*implemented version of the mpris spec */
- REPLY_INIT;
- OUT_ARGUMENTS;
- VLC_UNUSED( p_this );
- dbus_uint16_t i_major = VLC_MPRIS_VERSION_MAJOR;
- dbus_uint16_t i_minor = VLC_MPRIS_VERSION_MINOR;
- DBusMessageIter version;
-
- if( !dbus_message_iter_open_container( &args, DBUS_TYPE_STRUCT, NULL,
- &version ) )
- return DBUS_HANDLER_RESULT_NEED_MEMORY;
-
- if( !dbus_message_iter_append_basic( &version, DBUS_TYPE_UINT16,
- &i_major ) )
- return DBUS_HANDLER_RESULT_NEED_MEMORY;
-
- if( !dbus_message_iter_append_basic( &version, DBUS_TYPE_UINT16,
- &i_minor ) )
- return DBUS_HANDLER_RESULT_NEED_MEMORY;
-
- if( !dbus_message_iter_close_container( &args, &version ) )
- return DBUS_HANDLER_RESULT_NEED_MEMORY;
- REPLY_SEND;
-}
-
-DBUS_METHOD( PositionGet )
-{ /* returns position in milliseconds */
- REPLY_INIT;
- OUT_ARGUMENTS;
- dbus_int32_t i_pos;
-
- input_thread_t *p_input = playlist_CurrentInput( PL );
-
- if( !p_input )
- i_pos = 0;
- else
- {
- i_pos = var_GetTime( p_input, "time" ) / 1000;
- vlc_object_release( p_input );
- }
- ADD_INT32( &i_pos );
- REPLY_SEND;
-}
-
-DBUS_METHOD( PositionSet )
-{ /* set position in milliseconds */
-
- REPLY_INIT;
- vlc_value_t position;
- dbus_int32_t i_pos;
-
- DBusError error;
- dbus_error_init( &error );
-
- dbus_message_get_args( p_from, &error,
- DBUS_TYPE_INT32, &i_pos,
- DBUS_TYPE_INVALID );
-
- if( dbus_error_is_set( &error ) )
- {
- msg_Err( (vlc_object_t*) p_this, "D-Bus message reading : %s",
- error.message );
- dbus_error_free( &error );
- return DBUS_HANDLER_RESULT_NOT_YET_HANDLED;
- }
- input_thread_t *p_input = playlist_CurrentInput( PL );
-
- if( p_input )
- {
- position.i_time = ((mtime_t)i_pos) * 1000;
- var_Set( p_input, "time", position );
- vlc_object_release( p_input );
- }
- REPLY_SEND;
-}
-
-DBUS_METHOD( VolumeGet )
-{ /* returns volume in percentage */
- REPLY_INIT;
- OUT_ARGUMENTS;
- dbus_int32_t i_dbus_vol;
- audio_volume_t i_vol;
-
- /* 2nd argument of aout_VolumeGet is int32 */
- aout_VolumeGet( PL, &i_vol );
-
- double f_vol = 100. * i_vol / AOUT_VOLUME_MAX;
- i_dbus_vol = round( f_vol );
- ADD_INT32( &i_dbus_vol );
- REPLY_SEND;
-}
-
-DBUS_METHOD( VolumeSet )
-{ /* set volume in percentage */
- REPLY_INIT;
-
- DBusError error;
- dbus_error_init( &error );
-
- dbus_int32_t i_dbus_vol;
- audio_volume_t i_vol;
-
- dbus_message_get_args( p_from, &error,
- DBUS_TYPE_INT32, &i_dbus_vol,
- DBUS_TYPE_INVALID );
-
- if( dbus_error_is_set( &error ) )
- {
- msg_Err( (vlc_object_t*) p_this, "D-Bus message reading : %s",
- error.message );
- dbus_error_free( &error );
- return DBUS_HANDLER_RESULT_NOT_YET_HANDLED;
- }
-
- double f_vol = AOUT_VOLUME_MAX * i_dbus_vol / 100.;
- i_vol = round( f_vol );
- aout_VolumeSet( PL, i_vol );
- REPLY_SEND;
-}
-
-DBUS_METHOD( Next )
-{ /* next playlist item */
- REPLY_INIT;
- playlist_Next( PL );
- REPLY_SEND;
-}
-
-DBUS_METHOD( Prev )
-{ /* previous playlist item */
- REPLY_INIT;
- playlist_Prev( PL );
- REPLY_SEND;
-}
-
-DBUS_METHOD( Stop )
-{ /* stop playing */
- REPLY_INIT;
- playlist_Stop( PL );
- REPLY_SEND;
-}
-
-DBUS_METHOD( GetStatus )
-{ /* returns the current status as a struct of 4 ints */
-/*
- First 0 = Playing, 1 = Paused, 2 = Stopped.
- Second 0 = Playing linearly , 1 = Playing randomly.
- Third 0 = Go to the next element once the current has finished playing , 1 = Repeat the current element
- Fourth 0 = Stop playing once the last element has been played, 1 = Never give up playing *
- */
- REPLY_INIT;
- OUT_ARGUMENTS;
-
- MarshalStatus( p_this, &args );
-
- REPLY_SEND;
-}
-
-DBUS_METHOD( Pause )
-{
- REPLY_INIT;
- playlist_Pause( PL );
- REPLY_SEND;
-}
-
-DBUS_METHOD( Play )
-{
- REPLY_INIT;
-
- input_thread_t *p_input = playlist_CurrentInput( PL );
-
- if( p_input )
- {
- double i_pos = 0;
- input_Control( p_input, INPUT_SET_POSITION, i_pos );
- vlc_object_release( p_input );
- }
- else
- playlist_Play( PL );
-
- REPLY_SEND;
-}
-
-DBUS_METHOD( GetCurrentMetadata )
-{
- REPLY_INIT;
- OUT_ARGUMENTS;
- playlist_t *p_playlist = PL;
-
- PL_LOCK;
- playlist_item_t* p_item = playlist_CurrentPlayingItem( p_playlist );
- if( p_item )
- GetInputMeta( p_item->p_input, &args );
- PL_UNLOCK;
- REPLY_SEND;
-}
-
-DBUS_METHOD( GetCaps )
-{
- REPLY_INIT;
- OUT_ARGUMENTS;
-
- ADD_INT32( &INTF->p_sys->i_caps );
-
- REPLY_SEND;
-}
-
-/* Media Player information */
-
-DBUS_METHOD( Identity )
-{
- VLC_UNUSED(p_this);
- REPLY_INIT;
- OUT_ARGUMENTS;
- char *psz_identity;
-
- if( asprintf( &psz_identity, "%s %s", PACKAGE, VERSION ) != -1 )
- {
- ADD_STRING( &psz_identity );
- free( psz_identity );
- }
- else
- return DBUS_HANDLER_RESULT_NEED_MEMORY;
-
- REPLY_SEND;
-}
-
-/* TrackList */
-
-DBUS_METHOD( AddTrack )
-{ /* add the string to the playlist, and play it if the boolean is true */
- REPLY_INIT;
- OUT_ARGUMENTS;
-
- DBusError error;
- dbus_error_init( &error );
-
- char *psz_mrl;
- dbus_bool_t b_play;
-
- dbus_message_get_args( p_from, &error,
- DBUS_TYPE_STRING, &psz_mrl,
- DBUS_TYPE_BOOLEAN, &b_play,
- DBUS_TYPE_INVALID );
-
- if( dbus_error_is_set( &error ) )
- {
- msg_Err( (vlc_object_t*) p_this, "D-Bus message reading : %s",
- error.message );
- dbus_error_free( &error );
- return DBUS_HANDLER_RESULT_NOT_YET_HANDLED;
- }
-
- playlist_Add( PL, psz_mrl, NULL, PLAYLIST_APPEND |
- ( ( b_play == TRUE ) ? PLAYLIST_GO : 0 ) ,
- PLAYLIST_END, true, false );
-
- dbus_int32_t i_success = 0;
- ADD_INT32( &i_success );
-
- REPLY_SEND;
-}
-
-DBUS_METHOD( GetCurrentTrack )
-{
- REPLY_INIT;
- OUT_ARGUMENTS;
-
- playlist_t *p_playlist = PL;
-
- PL_LOCK;
- dbus_int32_t i_position = PL->i_current_index;
- PL_UNLOCK;
-
- ADD_INT32( &i_position );
- REPLY_SEND;
-}
-
-DBUS_METHOD( GetMetadata )
-{
- REPLY_INIT;
- OUT_ARGUMENTS;
- DBusError error;
- dbus_error_init( &error );
-
- dbus_int32_t i_position;
- playlist_t *p_playlist = PL;
-
- dbus_message_get_args( p_from, &error,
- DBUS_TYPE_INT32, &i_position,
- DBUS_TYPE_INVALID );
-
- if( dbus_error_is_set( &error ) )
- {
- msg_Err( (vlc_object_t*) p_this, "D-Bus message reading : %s",
- error.message );
- dbus_error_free( &error );
- return DBUS_HANDLER_RESULT_NOT_YET_HANDLED;
- }
-
- PL_LOCK;
- if( i_position < p_playlist->current.i_size )
- {
- GetInputMeta( p_playlist->current.p_elems[i_position]->p_input, &args );
- }
-
- PL_UNLOCK;
- REPLY_SEND;
-}
-
-DBUS_METHOD( GetLength )
-{
- REPLY_INIT;
- OUT_ARGUMENTS;
- playlist_t *p_playlist = PL;
-
- PL_LOCK;
- dbus_int32_t i_elements = PL->current.i_size;
- PL_UNLOCK;
-
- ADD_INT32( &i_elements );
- REPLY_SEND;
-}
-
-DBUS_METHOD( DelTrack )
-{
- REPLY_INIT;
-
- DBusError error;
- dbus_error_init( &error );
-
- dbus_int32_t i_position;
- playlist_t *p_playlist = PL;
-
- dbus_message_get_args( p_from, &error,
- DBUS_TYPE_INT32, &i_position,
- DBUS_TYPE_INVALID );
-
- if( dbus_error_is_set( &error ) )
- {
- msg_Err( (vlc_object_t*) p_this, "D-Bus message reading : %s",
- error.message );
- dbus_error_free( &error );
- return DBUS_HANDLER_RESULT_NOT_YET_HANDLED;
- }
-
- PL_LOCK;
- if( i_position < p_playlist->current.i_size )
- {
- playlist_DeleteFromInput( p_playlist,
- p_playlist->current.p_elems[i_position]->p_input,
- pl_Locked );
- }
- PL_UNLOCK;
-
- REPLY_SEND;
-}
-
-DBUS_METHOD( SetLoop )
-{
- REPLY_INIT;
- OUT_ARGUMENTS;
-
- DBusError error;
- dbus_bool_t b_loop;
-
- dbus_error_init( &error );
- dbus_message_get_args( p_from, &error,
- DBUS_TYPE_BOOLEAN, &b_loop,
- DBUS_TYPE_INVALID );
-
- if( dbus_error_is_set( &error ) )
- {
- msg_Err( (vlc_object_t*) p_this, "D-Bus message reading : %s",
- error.message );
- dbus_error_free( &error );
- return DBUS_HANDLER_RESULT_NOT_YET_HANDLED;
- }
-
- var_SetBool( PL, "loop", ( b_loop == TRUE ) );
-
- REPLY_SEND;
-}
-
-DBUS_METHOD( Repeat )
-{
- REPLY_INIT;
- OUT_ARGUMENTS;
-
- DBusError error;
- dbus_bool_t b_repeat;
-
- dbus_error_init( &error );
- dbus_message_get_args( p_from, &error,
- DBUS_TYPE_BOOLEAN, &b_repeat,
- DBUS_TYPE_INVALID );
-
- if( dbus_error_is_set( &error ) )
- {
- msg_Err( (vlc_object_t*) p_this, "D-Bus message reading : %s",
- error.message );
- dbus_error_free( &error );
- return DBUS_HANDLER_RESULT_NOT_YET_HANDLED;
- }
-
- var_SetBool( PL, "repeat", ( b_repeat == TRUE ) );
-
- REPLY_SEND;
-}
-
-DBUS_METHOD( SetRandom )
-{
- REPLY_INIT;
- OUT_ARGUMENTS;
-
- DBusError error;
- dbus_bool_t b_random;
-
- dbus_error_init( &error );
- dbus_message_get_args( p_from, &error,
- DBUS_TYPE_BOOLEAN, &b_random,
- DBUS_TYPE_INVALID );
-
- if( dbus_error_is_set( &error ) )
- {
- msg_Err( (vlc_object_t*) p_this, "D-Bus message reading : %s",
- error.message );
- dbus_error_free( &error );
- return DBUS_HANDLER_RESULT_NOT_YET_HANDLED;
- }
-
- var_SetBool( PL, "random", ( b_random == TRUE ) );
-
- REPLY_SEND;
-}
-/*****************************************************************************
- * Introspection method
- *****************************************************************************/
-
-DBUS_METHOD( handle_introspect_root )
-{ /* handles introspection of root object */
- VLC_UNUSED(p_this);
- REPLY_INIT;
- OUT_ARGUMENTS;
- ADD_STRING( &psz_introspection_xml_data_root );
- REPLY_SEND;
-}
-
-DBUS_METHOD( handle_introspect_player )
-{
- VLC_UNUSED(p_this);
- REPLY_INIT;
- OUT_ARGUMENTS;
- ADD_STRING( &psz_introspection_xml_data_player );
- REPLY_SEND;
-}
-
-DBUS_METHOD( handle_introspect_tracklist )
-{
- VLC_UNUSED(p_this);
- REPLY_INIT;
- OUT_ARGUMENTS;
- ADD_STRING( &psz_introspection_xml_data_tracklist );
- REPLY_SEND;
-}
-
-/*****************************************************************************
- * handle_*: answer to incoming messages
- *****************************************************************************/
-
-#define METHOD_FUNC( interface, method, function ) \
- else if( dbus_message_is_method_call( p_from, interface, method ) )\
- return function( p_conn, p_from, p_this )
-
-DBUS_METHOD( handle_root )
-{
-
- if( dbus_message_is_method_call( p_from,
- DBUS_INTERFACE_INTROSPECTABLE, "Introspect" ) )
- return handle_introspect_root( p_conn, p_from, p_this );
-
- /* here D-Bus method's names are associated to an handler */
-
- METHOD_FUNC( MPRIS_DBUS_ROOT_INTERFACE, "Identity", Identity );
- METHOD_FUNC( MPRIS_DBUS_ROOT_INTERFACE, "MprisVersion", MprisVersion );
- METHOD_FUNC( MPRIS_DBUS_ROOT_INTERFACE, "Quit", Quit );
-
- return DBUS_HANDLER_RESULT_NOT_YET_HANDLED;
-}
-
-
-DBUS_METHOD( handle_player )
-{
- if( dbus_message_is_method_call( p_from,
- DBUS_INTERFACE_INTROSPECTABLE, "Introspect" ) )
- return handle_introspect_player( p_conn, p_from, p_this );
-
- /* here D-Bus method's names are associated to an handler */
-
- METHOD_FUNC( MPRIS_DBUS_PLAYER_INTERFACE, "Prev", Prev );
- METHOD_FUNC( MPRIS_DBUS_PLAYER_INTERFACE, "Next", Next );
- METHOD_FUNC( MPRIS_DBUS_PLAYER_INTERFACE, "Stop", Stop );
- METHOD_FUNC( MPRIS_DBUS_PLAYER_INTERFACE, "Play", Play );
- METHOD_FUNC( MPRIS_DBUS_PLAYER_INTERFACE, "Pause", Pause );
- METHOD_FUNC( MPRIS_DBUS_PLAYER_INTERFACE, "Repeat", Repeat );
- METHOD_FUNC( MPRIS_DBUS_PLAYER_INTERFACE, "VolumeSet", VolumeSet );
- METHOD_FUNC( MPRIS_DBUS_PLAYER_INTERFACE, "VolumeGet", VolumeGet );
- METHOD_FUNC( MPRIS_DBUS_PLAYER_INTERFACE, "PositionSet", PositionSet );
- METHOD_FUNC( MPRIS_DBUS_PLAYER_INTERFACE, "PositionGet", PositionGet );
- METHOD_FUNC( MPRIS_DBUS_PLAYER_INTERFACE, "GetStatus", GetStatus );
- METHOD_FUNC( MPRIS_DBUS_PLAYER_INTERFACE, "GetMetadata", GetCurrentMetadata );
- METHOD_FUNC( MPRIS_DBUS_PLAYER_INTERFACE, "GetCaps", GetCaps );
-
- return DBUS_HANDLER_RESULT_NOT_YET_HANDLED;
-}
-
-DBUS_METHOD( handle_tracklist )
-{
- if( dbus_message_is_method_call( p_from,
- DBUS_INTERFACE_INTROSPECTABLE, "Introspect" ) )
- return handle_introspect_tracklist( p_conn, p_from, p_this );
-
- /* here D-Bus method's names are associated to an handler */
-
- METHOD_FUNC( MPRIS_DBUS_TRACKLIST_INTERFACE, "GetMetadata", GetMetadata );
- METHOD_FUNC( MPRIS_DBUS_TRACKLIST_INTERFACE, "GetCurrentTrack", GetCurrentTrack );
- METHOD_FUNC( MPRIS_DBUS_TRACKLIST_INTERFACE, "GetLength", GetLength );
- METHOD_FUNC( MPRIS_DBUS_TRACKLIST_INTERFACE, "AddTrack", AddTrack );
- METHOD_FUNC( MPRIS_DBUS_TRACKLIST_INTERFACE, "DelTrack", DelTrack );
- METHOD_FUNC( MPRIS_DBUS_TRACKLIST_INTERFACE, "SetLoop", SetLoop );
- METHOD_FUNC( MPRIS_DBUS_TRACKLIST_INTERFACE, "SetRandom", SetRandom );
-
- return DBUS_HANDLER_RESULT_NOT_YET_HANDLED;
-}
-
-/*****************************************************************************
- * Open: initialize interface
- *****************************************************************************/
-
-static int Open( vlc_object_t *p_this )
-{ /* initialisation of the connection */
- intf_thread_t *p_intf = (intf_thread_t*)p_this;
- intf_sys_t *p_sys = malloc( sizeof( intf_sys_t ) );
- playlist_t *p_playlist;
- DBusConnection *p_conn;
- DBusError error;
- char *psz_service_name = NULL;
-
- if( !p_sys )
- return VLC_ENOMEM;
-
- p_sys->b_meta_read = false;
- p_sys->i_caps = CAPS_NONE;
- p_sys->b_dead = false;
- p_sys->p_input = NULL;
-
- p_sys->b_unique = var_CreateGetBool( p_intf, "dbus-unique-service-id" );
- if( p_sys->b_unique )
- {
- if( asprintf( &psz_service_name, "%s-%d",
- VLC_MPRIS_DBUS_SERVICE, getpid() ) < 0 )
- {
- free( p_sys );
- return VLC_ENOMEM;
- }
- }
- else
- {
- psz_service_name = strdup(VLC_MPRIS_DBUS_SERVICE);
- }
-
- dbus_error_init( &error );
-
- /* connect to the session bus */
- p_conn = dbus_bus_get( DBUS_BUS_SESSION, &error );
- if( !p_conn )
- {
- msg_Err( p_this, "Failed to connect to the D-Bus session daemon: %s",
- error.message );
- dbus_error_free( &error );
- free( p_sys );
- return VLC_EGENERIC;
- }
-
- /* register a well-known name on the bus */
- dbus_bus_request_name( p_conn, psz_service_name, 0, &error );
- if( dbus_error_is_set( &error ) )
- {
- msg_Err( p_this, "Error requesting service %s: %s",
- psz_service_name, error.message );
- dbus_error_free( &error );
- free( psz_service_name );
- free( p_sys );
- return VLC_EGENERIC;
- }
- msg_Info( p_intf, "listening on dbus as: %s", psz_service_name );
- free( psz_service_name );
-
- /* we register the objects */
- dbus_connection_register_object_path( p_conn, MPRIS_DBUS_ROOT_PATH,
- &vlc_dbus_root_vtable, p_this );
- dbus_connection_register_object_path( p_conn, MPRIS_DBUS_PLAYER_PATH,
- &vlc_dbus_player_vtable, p_this );
- dbus_connection_register_object_path( p_conn, MPRIS_DBUS_TRACKLIST_PATH,
- &vlc_dbus_tracklist_vtable, p_this );
-
- dbus_connection_flush( p_conn );
-
- p_intf->pf_run = Run;
- p_intf->p_sys = p_sys;
- p_sys->p_conn = p_conn;
- p_sys->p_events = vlc_array_new();
- vlc_mutex_init( &p_sys->lock );
-
- p_playlist = pl_Get( p_intf );
- p_sys->p_playlist = p_playlist;
-
- var_AddCallback( p_playlist, "item-current", AllCallback, p_intf );
- var_AddCallback( p_playlist, "intf-change", AllCallback, p_intf );
- var_AddCallback( p_playlist, "playlist-item-append", AllCallback, p_intf );
- var_AddCallback( p_playlist, "playlist-item-deleted", AllCallback, p_intf );
- var_AddCallback( p_playlist, "random", AllCallback, p_intf );
- var_AddCallback( p_playlist, "repeat", AllCallback, p_intf );
- var_AddCallback( p_playlist, "loop", AllCallback, p_intf );
-
- UpdateCaps( p_intf );
-
- return VLC_SUCCESS;
-}
-
-/*****************************************************************************
- * Close: destroy interface
- *****************************************************************************/
-
-static void Close ( vlc_object_t *p_this )
-{
- intf_thread_t *p_intf = (intf_thread_t*) p_this;
- intf_sys_t *p_sys = p_intf->p_sys;
- playlist_t *p_playlist = p_sys->p_playlist;
-
- var_DelCallback( p_playlist, "item-current", AllCallback, p_intf );
- var_DelCallback( p_playlist, "intf-change", AllCallback, p_intf );
- var_DelCallback( p_playlist, "playlist-item-append", AllCallback, p_intf );
- var_DelCallback( p_playlist, "playlist-item-deleted", AllCallback, p_intf );
- var_DelCallback( p_playlist, "random", AllCallback, p_intf );
- var_DelCallback( p_playlist, "repeat", AllCallback, p_intf );
- var_DelCallback( p_playlist, "loop", AllCallback, p_intf );
-
- if( p_sys->p_input )
- {
- var_DelCallback( p_sys->p_input, "state", AllCallback, p_intf );
- vlc_object_release( p_sys->p_input );
- }
-
- dbus_connection_unref( p_sys->p_conn );
-
- // Free the events array
- for( int i = 0; i < vlc_array_count( p_sys->p_events ); i++ )
- {
- callback_info_t* info = vlc_array_item_at_index( p_sys->p_events, i );
- free( info );
- }
- vlc_mutex_destroy( &p_sys->lock );
- vlc_array_destroy( p_sys->p_events );
- free( p_sys );
-}
-
-/*****************************************************************************
- * Run: main loop
- *****************************************************************************/
-
-static void Run ( intf_thread_t *p_intf )
-{
- for( ;; )
- {
- if( dbus_connection_get_dispatch_status(p_intf->p_sys->p_conn)
- == DBUS_DISPATCH_COMPLETE )
- msleep( INTF_IDLE_SLEEP );
- int canc = vlc_savecancel();
- dbus_connection_read_write_dispatch( p_intf->p_sys->p_conn, 0 );
-
- /* Get the list of events to process
- *
- * We can't keep the lock on p_intf->p_sys->p_events, else we risk a
- * deadlock:
- * The signal functions could lock mutex X while p_events is locked;
- * While some other function in vlc (playlist) might lock mutex X
- * and then set a variable which would call AllCallback(), which itself
- * needs to lock p_events to add a new event.
- */
- vlc_mutex_lock( &p_intf->p_sys->lock );
- int i_events = vlc_array_count( p_intf->p_sys->p_events );
- callback_info_t* info[i_events];
- for( int i = i_events - 1; i >= 0; i-- )
- {
- info[i] = vlc_array_item_at_index( p_intf->p_sys->p_events, i );
- vlc_array_remove( p_intf->p_sys->p_events, i );
- }
- vlc_mutex_unlock( &p_intf->p_sys->lock );
-
- for( int i = 0; i < i_events; i++ )
- {
- switch( info[i]->signal )
- {
- case SIGNAL_ITEM_CURRENT:
- TrackChange( p_intf );
- break;
- case SIGNAL_INTF_CHANGE:
- case SIGNAL_PLAYLIST_ITEM_APPEND:
- case SIGNAL_PLAYLIST_ITEM_DELETED:
- TrackListChangeEmit( p_intf, info[i]->signal, info[i]->i_node );
- break;
- case SIGNAL_RANDOM:
- case SIGNAL_REPEAT:
- case SIGNAL_LOOP:
- StatusChangeEmit( p_intf );
- break;
- case SIGNAL_STATE:
- StateChange( p_intf, info[i]->i_input_state );
- break;
- default:
- assert(0);
- }
- free( info[i] );
- }
- vlc_restorecancel( canc );
- }
-}
-
-
-// Get all the callbacks
-static int AllCallback( vlc_object_t *p_this, const char *psz_var,
- vlc_value_t oldval, vlc_value_t newval, void *p_data )
-{
- (void)p_this;
- (void)oldval;
- intf_thread_t *p_intf = (intf_thread_t*)p_data;
-
- callback_info_t *info = malloc( sizeof( callback_info_t ) );
- if( !info )
- return VLC_ENOMEM;
-
- // Wich event is it ?
- if( !strcmp( "item-current", psz_var ) )
- info->signal = SIGNAL_ITEM_CURRENT;
- else if( !strcmp( "intf-change", psz_var ) )
- info->signal = SIGNAL_INTF_CHANGE;
- else if( !strcmp( "playlist-item-append", psz_var ) )
- {
- info->signal = SIGNAL_PLAYLIST_ITEM_APPEND;
- info->i_node = ((playlist_add_t*)newval.p_address)->i_node;
- }
- else if( !strcmp( "playlist-item-deleted", psz_var ) )
- info->signal = SIGNAL_PLAYLIST_ITEM_DELETED;
- else if( !strcmp( "random", psz_var ) )
- info->signal = SIGNAL_RANDOM;
- else if( !strcmp( "repeat", psz_var ) )
- info->signal = SIGNAL_REPEAT;
- else if( !strcmp( "loop", psz_var ) )
- info->signal = SIGNAL_LOOP;
- else if( !strcmp( "state", psz_var ) )
- {
- info->signal = SIGNAL_STATE;
- info->i_input_state = newval.i_int;
- }
- else
- assert(0);
-
- // Append the event
- vlc_mutex_lock( &p_intf->p_sys->lock );
- vlc_array_append( p_intf->p_sys->p_events, info );
- vlc_mutex_unlock( &p_intf->p_sys->lock );
- return VLC_SUCCESS;
-}
-
-/******************************************************************************
- * CapsChange: player capabilities change signal
- *****************************************************************************/
-DBUS_SIGNAL( CapsChangeSignal )
-{
- SIGNAL_INIT( MPRIS_DBUS_PLAYER_INTERFACE,
- MPRIS_DBUS_PLAYER_PATH,
- "CapsChange" );
-
- OUT_ARGUMENTS;
-
- ADD_INT32( &((intf_thread_t*)p_data)->p_sys->i_caps );
- SIGNAL_SEND;
-}
-
-/******************************************************************************
- * TrackListChange: tracklist order / length change signal
- *****************************************************************************/
-DBUS_SIGNAL( TrackListChangeSignal )
-{ /* emit the new tracklist lengh */
- SIGNAL_INIT( MPRIS_DBUS_TRACKLIST_INTERFACE,
- MPRIS_DBUS_TRACKLIST_PATH,
- "TrackListChange");
-
- OUT_ARGUMENTS;
-
- playlist_t *p_playlist = ((intf_thread_t*)p_data)->p_sys->p_playlist;
- PL_LOCK;
- dbus_int32_t i_elements = p_playlist->current.i_size;
- PL_UNLOCK;
-
- ADD_INT32( &i_elements );
- SIGNAL_SEND;
-}
-
-/*****************************************************************************
- * TrackListChangeEmit: Emits the TrackListChange signal
- *****************************************************************************/
-/* FIXME: It is not called on tracklist reordering */
-static int TrackListChangeEmit( intf_thread_t *p_intf, int signal, int i_node )
-{
- // "playlist-item-append"
- if( signal == SIGNAL_PLAYLIST_ITEM_APPEND )
- {
- /* don't signal when items are added/removed in p_category */
- playlist_t *p_playlist = p_intf->p_sys->p_playlist;
- PL_LOCK;
- playlist_item_t *p_item = playlist_ItemGetById( p_playlist, i_node );
- assert( p_item );
- while( p_item->p_parent )
- p_item = p_item->p_parent;
- if( p_item == p_playlist->p_root_category )
- {
- PL_UNLOCK;
- return VLC_SUCCESS;
- }
- PL_UNLOCK;
- }
-
- if( p_intf->p_sys->b_dead )
- return VLC_SUCCESS;
-
- UpdateCaps( p_intf );
- TrackListChangeSignal( p_intf->p_sys->p_conn, p_intf );
- return VLC_SUCCESS;
-}
-/*****************************************************************************
- * TrackChange: Playlist item change callback
- *****************************************************************************/
-
-DBUS_SIGNAL( TrackChangeSignal )
-{ /* emit the metadata of the new item */
- SIGNAL_INIT( MPRIS_DBUS_PLAYER_INTERFACE,
- MPRIS_DBUS_PLAYER_PATH,
- "TrackChange" );
-
- OUT_ARGUMENTS;
-
- input_item_t *p_item = (input_item_t*) p_data;
- GetInputMeta ( p_item, &args );
-
- SIGNAL_SEND;
-}
-
-/*****************************************************************************
- * StatusChange: Player status change signal
- *****************************************************************************/
-
-DBUS_SIGNAL( StatusChangeSignal )
-{ /* send the updated status info on the bus */
- SIGNAL_INIT( MPRIS_DBUS_PLAYER_INTERFACE,
- MPRIS_DBUS_PLAYER_PATH,
- "StatusChange" );
-
- OUT_ARGUMENTS;
-
- /* we're called from a callback of input_thread_t, so it can not be
- * destroyed before we return */
- MarshalStatus( (intf_thread_t*) p_data, &args );
-
- SIGNAL_SEND;
-}
-
-/*****************************************************************************
- * StateChange: callback on input "state"
- *****************************************************************************/
-//static int StateChange( vlc_object_t *p_this, const char* psz_var,
-// vlc_value_t oldval, vlc_value_t newval, void *p_data )
-static int StateChange( intf_thread_t *p_intf, int i_input_state )
-{
- intf_sys_t *p_sys = p_intf->p_sys;
- playlist_t *p_playlist = p_sys->p_playlist;
- input_thread_t *p_input;
- input_item_t *p_item;
-
- if( p_intf->p_sys->b_dead )
- return VLC_SUCCESS;
-
- UpdateCaps( p_intf );
-
- if( !p_sys->b_meta_read && i_input_state == PLAYING_S )
- {
- p_input = playlist_CurrentInput( p_playlist );
- if( p_input )
- {
- p_item = input_GetItem( p_input );
- if( p_item )
- {
- p_sys->b_meta_read = true;
- TrackChangeSignal( p_sys->p_conn, p_item );
- }
- vlc_object_release( p_input );
- }
- }
-
- if( i_input_state == PLAYING_S || i_input_state == PAUSE_S ||
- i_input_state == END_S )
- {
- StatusChangeSignal( p_sys->p_conn, p_intf );
- }
-
- return VLC_SUCCESS;
-}
-
-/*****************************************************************************
- * StatusChangeEmit: Emits the StatusChange signal
- *****************************************************************************/
-static int StatusChangeEmit( intf_thread_t * p_intf )
-{
- if( p_intf->p_sys->b_dead )
- return VLC_SUCCESS;
-
- UpdateCaps( p_intf );
- StatusChangeSignal( p_intf->p_sys->p_conn, p_intf );
- return VLC_SUCCESS;
-}
-
-/*****************************************************************************
- * TrackChange: callback on playlist "item-current"
- *****************************************************************************/
-static int TrackChange( intf_thread_t *p_intf )
-{
- intf_sys_t *p_sys = p_intf->p_sys;
- playlist_t *p_playlist = p_sys->p_playlist;
- input_thread_t *p_input = NULL;
- input_item_t *p_item = NULL;
-
- if( p_intf->p_sys->b_dead )
- return VLC_SUCCESS;
-
- if( p_sys->p_input )
- {
- var_DelCallback( p_sys->p_input, "state", AllCallback, p_intf );
- vlc_object_release( p_sys->p_input );
- p_sys->p_input = NULL;
- }
-
- p_sys->b_meta_read = false;
-
- p_input = playlist_CurrentInput( p_playlist );
- if( !p_input )
- {
- return VLC_SUCCESS;
- }
-
- p_item = input_GetItem( p_input );
- if( !p_item )
- {
- vlc_object_release( p_input );
- return VLC_EGENERIC;
- }
-
- if( input_item_IsPreparsed( p_item ) )
- {
- p_sys->b_meta_read = true;
- TrackChangeSignal( p_sys->p_conn, p_item );
- }
-
- p_sys->p_input = p_input;
- var_AddCallback( p_input, "state", AllCallback, p_intf );
-
- return VLC_SUCCESS;
-}
-
-/*****************************************************************************
- * UpdateCaps: update p_sys->i_caps
- * This function have to be called with the playlist unlocked
- ****************************************************************************/
-static int UpdateCaps( intf_thread_t* p_intf )
-{
- intf_sys_t* p_sys = p_intf->p_sys;
- dbus_int32_t i_caps = CAPS_CAN_HAS_TRACKLIST;
- playlist_t* p_playlist = p_sys->p_playlist;
-
- PL_LOCK;
- if( p_playlist->current.i_size > 0 )
- i_caps |= CAPS_CAN_PLAY | CAPS_CAN_GO_PREV | CAPS_CAN_GO_NEXT;
- PL_UNLOCK;
-
- input_thread_t* p_input = playlist_CurrentInput( p_playlist );
- if( p_input )
- {
- /* XXX: if UpdateCaps() is called too early, these are
- * unconditionnaly true */
- if( var_GetBool( p_input, "can-pause" ) )
- i_caps |= CAPS_CAN_PAUSE;
- if( var_GetBool( p_input, "can-seek" ) )
- i_caps |= CAPS_CAN_SEEK;
- vlc_object_release( p_input );
- }
-
- if( p_sys->b_meta_read )
- i_caps |= CAPS_CAN_PROVIDE_METADATA;
-
- if( i_caps != p_intf->p_sys->i_caps )
- {
- p_sys->i_caps = i_caps;
- CapsChangeSignal( p_intf->p_sys->p_conn, (vlc_object_t*)p_intf );
- }
-
- return VLC_SUCCESS;
-}
-
-/*****************************************************************************
- * GetInputMeta: Fill a DBusMessage with the given input item metadata
- *****************************************************************************/
-
-#define ADD_META( entry, type, data ) \
- if( data ) { \
- dbus_message_iter_open_container( &dict, DBUS_TYPE_DICT_ENTRY, \
- NULL, &dict_entry ); \
- dbus_message_iter_append_basic( &dict_entry, DBUS_TYPE_STRING, \
- &ppsz_meta_items[entry] ); \
- dbus_message_iter_open_container( &dict_entry, DBUS_TYPE_VARIANT, \
- type##_AS_STRING, &variant ); \
- dbus_message_iter_append_basic( &variant, \
- type, \
- & data ); \
- dbus_message_iter_close_container( &dict_entry, &variant ); \
- dbus_message_iter_close_container( &dict, &dict_entry ); }
-
-#define ADD_VLC_META_STRING( entry, item ) \
- { \
- char * psz = input_item_Get##item( p_input );\
- ADD_META( entry, DBUS_TYPE_STRING, \
- psz ); \
- free( psz ); \
- }
-
-static int GetInputMeta( input_item_t* p_input,
- DBusMessageIter *args )
-{
- DBusMessageIter dict, dict_entry, variant;
- /** The duration of the track can be expressed in second, milli-seconds and
- µ-seconds */
- dbus_int64_t i_mtime = input_item_GetDuration( p_input );
- dbus_uint32_t i_time = i_mtime / 1000000;
- dbus_int64_t i_length = i_mtime / 1000;
-
- const char* ppsz_meta_items[] =
- {
- /* Official MPRIS metas */
- "location", "title", "artist", "album", "tracknumber", "time", "mtime",
- "genre", "rating", "date", "arturl",
- "audio-bitrate", "audio-samplerate", "video-bitrate",
- /* VLC specifics metas */
- "audio-codec", "copyright", "description", "encodedby", "language", "length",
- "nowplaying", "publisher", "setting", "status", "trackid", "url",
- "video-codec"
- };
-
- dbus_message_iter_open_container( args, DBUS_TYPE_ARRAY, "{sv}", &dict );
-
- ADD_VLC_META_STRING( 0, URI );
- ADD_VLC_META_STRING( 1, Title );
- ADD_VLC_META_STRING( 2, Artist );
- ADD_VLC_META_STRING( 3, Album );
- ADD_VLC_META_STRING( 4, TrackNum );
- ADD_META( 5, DBUS_TYPE_UINT32, i_time );
- ADD_META( 6, DBUS_TYPE_UINT32, i_mtime );
- ADD_VLC_META_STRING( 7, Genre );
- ADD_VLC_META_STRING( 8, Rating );
- ADD_VLC_META_STRING( 9, Date );
- ADD_VLC_META_STRING( 10, ArtURL );
-
- ADD_VLC_META_STRING( 15, Copyright );
- ADD_VLC_META_STRING( 16, Description );
- ADD_VLC_META_STRING( 17, EncodedBy );
- ADD_VLC_META_STRING( 18, Language );
- ADD_META( 19, DBUS_TYPE_INT64, i_length );
- ADD_VLC_META_STRING( 20, NowPlaying );
- ADD_VLC_META_STRING( 21, Publisher );
- ADD_VLC_META_STRING( 22, Setting );
- ADD_VLC_META_STRING( 24, TrackID );
- ADD_VLC_META_STRING( 25, URL );
-
- vlc_mutex_lock( &p_input->lock );
- if( p_input->p_meta )
- {
- int i_status = vlc_meta_GetStatus( p_input->p_meta );
- ADD_META( 23, DBUS_TYPE_INT32, i_status );
- }
- vlc_mutex_unlock( &p_input->lock );
-
- dbus_message_iter_close_container( args, &dict );
- return VLC_SUCCESS;
-}
-
-#undef ADD_META
-#undef ADD_VLC_META_STRING
-
-/*****************************************************************************
- * MarshalStatus: Fill a DBusMessage with the current player status
- *****************************************************************************/
-
-static int MarshalStatus( intf_thread_t* p_intf, DBusMessageIter* args )
-{ /* This is NOT the right way to do that, it would be better to sore
- the status information in p_sys and update it on change, thus
- avoiding a long lock */
-
- DBusMessageIter status;
- dbus_int32_t i_state, i_random, i_repeat, i_loop;
- int i_val;
- playlist_t* p_playlist = p_intf->p_sys->p_playlist;
- input_thread_t* p_input = NULL;
-
- i_state = 2;
-
- p_input = playlist_CurrentInput( p_playlist );
- if( p_input )
- {
- i_val = var_GetInteger( p_input, "state" );
- if( i_val >= END_S )
- i_state = 2;
- else if( i_val == PAUSE_S )
- i_state = 1;
- else if( i_val <= PLAYING_S )
- i_state = 0;
- vlc_object_release( p_input );
- }
-
- i_random = var_CreateGetBool( p_playlist, "random" );
-
- i_repeat = var_CreateGetBool( p_playlist, "repeat" );
-
- i_loop = var_CreateGetBool( p_playlist, "loop" );
-
- dbus_message_iter_open_container( args, DBUS_TYPE_STRUCT, NULL, &status );
- dbus_message_iter_append_basic( &status, DBUS_TYPE_INT32, &i_state );
- dbus_message_iter_append_basic( &status, DBUS_TYPE_INT32, &i_random );
- dbus_message_iter_append_basic( &status, DBUS_TYPE_INT32, &i_repeat );
- dbus_message_iter_append_basic( &status, DBUS_TYPE_INT32, &i_loop );
- dbus_message_iter_close_container( args, &status );
-
- return VLC_SUCCESS;
-}
diff --git a/modules/control/dbus/Modules.am b/modules/control/dbus/Modules.am
new file mode 100644
index 0000000..0570c12
--- /dev/null
+++ b/modules/control/dbus/Modules.am
@@ -0,0 +1,11 @@
+SOURCES_dbus = \
+ dbus.c \
+ dbus.h \
+ dbus_common.h \
+ dbus_root.h \
+ dbus_root.c \
+ dbus_player.h \
+ dbus_player.c \
+ dbus_tracklist.h \
+ dbus_tracklist.c \
+ $(NULL)
diff --git a/modules/control/dbus/dbus.c b/modules/control/dbus/dbus.c
new file mode 100644
index 0000000..afc7fa6
--- /dev/null
+++ b/modules/control/dbus/dbus.c
@@ -0,0 +1,554 @@
+/*****************************************************************************
+ * dbus.c : D-Bus control interface
+ *****************************************************************************
+ * Copyright © 2006-2008 Rafaël Carré
+ * Copyright © 2007-2010 Mirsal Ennaime
+ * Copyright © 2009-2010 The VideoLAN team
+ * $Id$
+ *
+ * Authors: Rafaël Carré <funman at videolanorg>
+ * Mirsal Ennaime <mirsal dot ennaime at gmail dot com>
+ *
+ * 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 Street, Fifth Floor, Boston MA 02110-1301, USA.
+ *****************************************************************************/
+
+/*
+ * D-Bus Specification:
+ * http://dbus.freedesktop.org/doc/dbus-specification.html
+ * D-Bus low-level C API (libdbus)
+ * http://dbus.freedesktop.org/doc/dbus/api/html/index.html
+ * extract:
+ * "If you use this low-level API directly, you're signing up for some pain."
+ *
+ * MPRIS Specification version 1.0
+ * http://wiki.xmms2.xmms.se/index.php/MPRIS
+ */
+
+/*****************************************************************************
+ * Preamble
+ *****************************************************************************/
+
+#ifdef HAVE_CONFIG_H
+# include "config.h"
+#endif
+
+#include <dbus/dbus.h>
+#include "dbus.h"
+#include "dbus_common.h"
+#include "dbus_root.h"
+#include "dbus_player.h"
+#include "dbus_tracklist.h"
+
+#include <vlc_common.h>
+#include <vlc_plugin.h>
+#include <vlc_interface.h>
+#include <vlc_playlist.h>
+#include <vlc_meta.h>
+
+#include <assert.h>
+
+/*****************************************************************************
+ * Local prototypes.
+ *****************************************************************************/
+
+static int Open ( vlc_object_t * );
+static void Close ( vlc_object_t * );
+static void Run ( intf_thread_t * );
+
+static int StateChange( intf_thread_t *, int );
+static int TrackChange( intf_thread_t * );
+static int AllCallback( vlc_object_t*, const char*, vlc_value_t, vlc_value_t, void* );
+
+typedef struct
+{
+ int signal;
+ int i_node;
+ int i_input_state;
+} callback_info_t;
+
+/*****************************************************************************
+ * Module descriptor
+ *****************************************************************************/
+#define DBUS_UNIQUE_TEXT N_("Unique DBUS service id (org.mpris.vlc-<pid>)")
+#define DBUS_UNIQUE_LONGTEXT N_( \
+ "Use a unique dbus service id to identify this VLC instance on the DBUS bus. " \
+ "The process identifier (PID) is added to the service name: org.mpris.vlc-<pid>" )
+
+vlc_module_begin ()
+ set_shortname( N_("dbus"))
+ set_category( CAT_INTERFACE )
+ set_subcategory( SUBCAT_INTERFACE_CONTROL )
+ set_description( N_("D-Bus control interface") )
+ set_capability( "interface", 0 )
+ set_callbacks( Open, Close )
+ add_bool( "dbus-unique-service-id", false, NULL,
+ DBUS_UNIQUE_TEXT, DBUS_UNIQUE_LONGTEXT, true )
+vlc_module_end ()
+
+/*****************************************************************************
+ * Open: initialize interface
+ *****************************************************************************/
+
+static int Open( vlc_object_t *p_this )
+{ /* initialisation of the connection */
+ intf_thread_t *p_intf = (intf_thread_t*)p_this;
+ intf_sys_t *p_sys = malloc( sizeof( intf_sys_t ) );
+ playlist_t *p_playlist;
+ DBusConnection *p_conn;
+ DBusError error;
+ char *psz_service_name = NULL;
+
+ if( !p_sys )
+ return VLC_ENOMEM;
+
+ p_sys->b_meta_read = false;
+ p_sys->i_caps = CAPS_NONE;
+ p_sys->b_dead = false;
+ p_sys->p_input = NULL;
+
+ p_sys->b_unique = var_CreateGetBool( p_intf, "dbus-unique-service-id" );
+ if( p_sys->b_unique )
+ {
+ if( asprintf( &psz_service_name, "%s-%d",
+ DBUS_MPRIS_BUS_NAME, getpid() ) < 0 )
+ {
+ free( p_sys );
+ return VLC_ENOMEM;
+ }
+ }
+ else
+ {
+ psz_service_name = strdup(DBUS_MPRIS_BUS_NAME);
+ }
+
+ dbus_error_init( &error );
+
+ /* connect to the session bus */
+ p_conn = dbus_bus_get( DBUS_BUS_SESSION, &error );
+ if( !p_conn )
+ {
+ msg_Err( p_this, "Failed to connect to the D-Bus session daemon: %s",
+ error.message );
+ dbus_error_free( &error );
+ free( p_sys );
+ return VLC_EGENERIC;
+ }
+
+ /* register a well-known name on the bus */
+ dbus_bus_request_name( p_conn, psz_service_name, 0, &error );
+ if( dbus_error_is_set( &error ) )
+ {
+ msg_Err( p_this, "Error requesting service %s: %s",
+ psz_service_name, error.message );
+ dbus_error_free( &error );
+ free( psz_service_name );
+ free( p_sys );
+ return VLC_EGENERIC;
+ }
+ msg_Info( p_intf, "listening on dbus as: %s", psz_service_name );
+ free( psz_service_name );
+
+ /* we register the objects */
+ dbus_connection_register_object_path( p_conn, DBUS_MPRIS_ROOT_PATH,
+ &dbus_mpris_root_vtable, p_this );
+ dbus_connection_register_object_path( p_conn, DBUS_MPRIS_PLAYER_PATH,
+ &dbus_mpris_player_vtable, p_this );
+ dbus_connection_register_object_path( p_conn, DBUS_MPRIS_TRACKLIST_PATH,
+ &dbus_mpris_tracklist_vtable, p_this );
+
+ dbus_connection_flush( p_conn );
+
+ p_intf->pf_run = Run;
+ p_intf->p_sys = p_sys;
+ p_sys->p_conn = p_conn;
+ p_sys->p_events = vlc_array_new();
+ vlc_mutex_init( &p_sys->lock );
+
+ p_playlist = pl_Get( p_intf );
+ p_sys->p_playlist = p_playlist;
+
+ var_AddCallback( p_playlist, "item-current", AllCallback, p_intf );
+ var_AddCallback( p_playlist, "intf-change", AllCallback, p_intf );
+ var_AddCallback( p_playlist, "playlist-item-append", AllCallback, p_intf );
+ var_AddCallback( p_playlist, "playlist-item-deleted", AllCallback, p_intf );
+ var_AddCallback( p_playlist, "random", AllCallback, p_intf );
+ var_AddCallback( p_playlist, "repeat", AllCallback, p_intf );
+ var_AddCallback( p_playlist, "loop", AllCallback, p_intf );
+
+ UpdateCaps( p_intf );
+
+ return VLC_SUCCESS;
+}
+
+/*****************************************************************************
+ * Close: destroy interface
+ *****************************************************************************/
+
+static void Close ( vlc_object_t *p_this )
+{
+ intf_thread_t *p_intf = (intf_thread_t*) p_this;
+ intf_sys_t *p_sys = p_intf->p_sys;
+ playlist_t *p_playlist = p_sys->p_playlist;
+
+ var_DelCallback( p_playlist, "item-current", AllCallback, p_intf );
+ var_DelCallback( p_playlist, "intf-change", AllCallback, p_intf );
+ var_DelCallback( p_playlist, "playlist-item-append", AllCallback, p_intf );
+ var_DelCallback( p_playlist, "playlist-item-deleted", AllCallback, p_intf );
+ var_DelCallback( p_playlist, "random", AllCallback, p_intf );
+ var_DelCallback( p_playlist, "repeat", AllCallback, p_intf );
+ var_DelCallback( p_playlist, "loop", AllCallback, p_intf );
+
+ if( p_sys->p_input )
+ {
+ var_DelCallback( p_sys->p_input, "state", AllCallback, p_intf );
+ vlc_object_release( p_sys->p_input );
+ }
+
+ dbus_connection_unref( p_sys->p_conn );
+
+ // Free the events array
+ for( int i = 0; i < vlc_array_count( p_sys->p_events ); i++ )
+ {
+ callback_info_t* info = vlc_array_item_at_index( p_sys->p_events, i );
+ free( info );
+ }
+ vlc_mutex_destroy( &p_sys->lock );
+ vlc_array_destroy( p_sys->p_events );
+ free( p_sys );
+}
+
+/*****************************************************************************
+ * Run: main loop
+ *****************************************************************************/
+
+static void Run ( intf_thread_t *p_intf )
+{
+ for( ;; )
+ {
+ if( dbus_connection_get_dispatch_status(p_intf->p_sys->p_conn)
+ == DBUS_DISPATCH_COMPLETE )
+ msleep( INTF_IDLE_SLEEP );
+ int canc = vlc_savecancel();
+ dbus_connection_read_write_dispatch( p_intf->p_sys->p_conn, 0 );
+
+ /* Get the list of events to process
+ *
+ * We can't keep the lock on p_intf->p_sys->p_events, else we risk a
+ * deadlock:
+ * The signal functions could lock mutex X while p_events is locked;
+ * While some other function in vlc (playlist) might lock mutex X
+ * and then set a variable which would call AllCallback(), which itself
+ * needs to lock p_events to add a new event.
+ */
+ vlc_mutex_lock( &p_intf->p_sys->lock );
+ int i_events = vlc_array_count( p_intf->p_sys->p_events );
+ callback_info_t* info[i_events];
+ for( int i = i_events - 1; i >= 0; i-- )
+ {
+ info[i] = vlc_array_item_at_index( p_intf->p_sys->p_events, i );
+ vlc_array_remove( p_intf->p_sys->p_events, i );
+ }
+ vlc_mutex_unlock( &p_intf->p_sys->lock );
+
+ for( int i = 0; i < i_events; i++ )
+ {
+ switch( info[i]->signal )
+ {
+ case SIGNAL_ITEM_CURRENT:
+ TrackChange( p_intf );
+ break;
+ case SIGNAL_INTF_CHANGE:
+ case SIGNAL_PLAYLIST_ITEM_APPEND:
+ case SIGNAL_PLAYLIST_ITEM_DELETED:
+ TrackListChangeEmit( p_intf, info[i]->signal, info[i]->i_node );
+ break;
+ case SIGNAL_RANDOM:
+ case SIGNAL_REPEAT:
+ case SIGNAL_LOOP:
+ StatusChangeEmit( p_intf );
+ break;
+ case SIGNAL_STATE:
+ StateChange( p_intf, info[i]->i_input_state );
+ break;
+ default:
+ assert(0);
+ }
+ free( info[i] );
+ }
+ vlc_restorecancel( canc );
+ }
+}
+
+/*****************************************************************************
+ * UpdateCaps: update p_sys->i_caps
+ * This function have to be called with the playlist unlocked
+ ****************************************************************************/
+int UpdateCaps( intf_thread_t* p_intf )
+{
+ intf_sys_t* p_sys = p_intf->p_sys;
+ dbus_int32_t i_caps = CAPS_CAN_HAS_TRACKLIST;
+ playlist_t* p_playlist = p_sys->p_playlist;
+
+ PL_LOCK;
+ if( p_playlist->current.i_size > 0 )
+ i_caps |= CAPS_CAN_PLAY | CAPS_CAN_GO_PREV | CAPS_CAN_GO_NEXT;
+ PL_UNLOCK;
+
+ input_thread_t* p_input = playlist_CurrentInput( p_playlist );
+ if( p_input )
+ {
+ /* XXX: if UpdateCaps() is called too early, these are
+ * unconditionnaly true */
+ if( var_GetBool( p_input, "can-pause" ) )
+ i_caps |= CAPS_CAN_PAUSE;
+ if( var_GetBool( p_input, "can-seek" ) )
+ i_caps |= CAPS_CAN_SEEK;
+ vlc_object_release( p_input );
+ }
+
+ if( p_sys->b_meta_read )
+ i_caps |= CAPS_CAN_PROVIDE_METADATA;
+
+ if( i_caps != p_intf->p_sys->i_caps )
+ {
+ p_sys->i_caps = i_caps;
+ CapsChangeEmit( p_intf );
+ }
+
+ return VLC_SUCCESS;
+}
+
+// Get all the callbacks
+static int AllCallback( vlc_object_t *p_this, const char *psz_var,
+ vlc_value_t oldval, vlc_value_t newval, void *p_data )
+{
+ (void)p_this;
+ (void)oldval;
+ intf_thread_t *p_intf = (intf_thread_t*)p_data;
+
+ callback_info_t *info = malloc( sizeof( callback_info_t ) );
+ if( !info )
+ return VLC_ENOMEM;
+
+ // Wich event is it ?
+ if( !strcmp( "item-current", psz_var ) )
+ info->signal = SIGNAL_ITEM_CURRENT;
+ else if( !strcmp( "intf-change", psz_var ) )
+ info->signal = SIGNAL_INTF_CHANGE;
+ else if( !strcmp( "playlist-item-append", psz_var ) )
+ {
+ info->signal = SIGNAL_PLAYLIST_ITEM_APPEND;
+ info->i_node = ((playlist_add_t*)newval.p_address)->i_node;
+ }
+ else if( !strcmp( "playlist-item-deleted", psz_var ) )
+ info->signal = SIGNAL_PLAYLIST_ITEM_DELETED;
+ else if( !strcmp( "random", psz_var ) )
+ info->signal = SIGNAL_RANDOM;
+ else if( !strcmp( "repeat", psz_var ) )
+ info->signal = SIGNAL_REPEAT;
+ else if( !strcmp( "loop", psz_var ) )
+ info->signal = SIGNAL_LOOP;
+ else if( !strcmp( "state", psz_var ) )
+ {
+ info->signal = SIGNAL_STATE;
+ info->i_input_state = newval.i_int;
+ }
+ else
+ assert(0);
+
+ // Append the event
+ vlc_mutex_lock( &p_intf->p_sys->lock );
+ vlc_array_append( p_intf->p_sys->p_events, info );
+ vlc_mutex_unlock( &p_intf->p_sys->lock );
+ return VLC_SUCCESS;
+}
+
+/*****************************************************************************
+ * StateChange: callback on input "state"
+ *****************************************************************************/
+//static int StateChange( vlc_object_t *p_this, const char* psz_var,
+// vlc_value_t oldval, vlc_value_t newval, void *p_data )
+static int StateChange( intf_thread_t *p_intf, int i_input_state )
+{
+ intf_sys_t *p_sys = p_intf->p_sys;
+ playlist_t *p_playlist = p_sys->p_playlist;
+ input_thread_t *p_input;
+ input_item_t *p_item;
+
+ if( p_intf->p_sys->b_dead )
+ return VLC_SUCCESS;
+
+ UpdateCaps( p_intf );
+
+ if( !p_sys->b_meta_read && i_input_state == PLAYING_S )
+ {
+ p_input = playlist_CurrentInput( p_playlist );
+ if( p_input )
+ {
+ p_item = input_GetItem( p_input );
+ if( p_item )
+ {
+ p_sys->b_meta_read = true;
+ TrackChangeEmit( p_intf, p_item );
+ }
+ vlc_object_release( p_input );
+ }
+ }
+
+ if( i_input_state == PLAYING_S || i_input_state == PAUSE_S ||
+ i_input_state == END_S )
+ {
+ StatusChangeEmit( p_intf );
+ }
+
+ return VLC_SUCCESS;
+}
+
+/*****************************************************************************
+ * TrackChange: callback on playlist "item-current"
+ *****************************************************************************/
+static int TrackChange( intf_thread_t *p_intf )
+{
+ intf_sys_t *p_sys = p_intf->p_sys;
+ playlist_t *p_playlist = p_sys->p_playlist;
+ input_thread_t *p_input = NULL;
+ input_item_t *p_item = NULL;
+
+ if( p_intf->p_sys->b_dead )
+ return VLC_SUCCESS;
+
+ if( p_sys->p_input )
+ {
+ var_DelCallback( p_sys->p_input, "state", AllCallback, p_intf );
+ vlc_object_release( p_sys->p_input );
+ p_sys->p_input = NULL;
+ }
+
+ p_sys->b_meta_read = false;
+
+ p_input = playlist_CurrentInput( p_playlist );
+ if( !p_input )
+ {
+ return VLC_SUCCESS;
+ }
+
+ p_item = input_GetItem( p_input );
+ if( !p_item )
+ {
+ vlc_object_release( p_input );
+ return VLC_EGENERIC;
+ }
+
+ if( input_item_IsPreparsed( p_item ) )
+ {
+ p_sys->b_meta_read = true;
+ TrackChangeEmit( p_intf, p_item );
+ }
+
+ p_sys->p_input = p_input;
+ var_AddCallback( p_input, "state", AllCallback, p_intf );
+
+ return VLC_SUCCESS;
+}
+
+/*****************************************************************************
+ * GetInputMeta: Fill a DBusMessage with the given input item metadata
+ *****************************************************************************/
+
+#define ADD_META( entry, type, data ) \
+ if( data ) { \
+ dbus_message_iter_open_container( &dict, DBUS_TYPE_DICT_ENTRY, \
+ NULL, &dict_entry ); \
+ dbus_message_iter_append_basic( &dict_entry, DBUS_TYPE_STRING, \
+ &ppsz_meta_items[entry] ); \
+ dbus_message_iter_open_container( &dict_entry, DBUS_TYPE_VARIANT, \
+ type##_AS_STRING, &variant ); \
+ dbus_message_iter_append_basic( &variant, \
+ type, \
+ & data ); \
+ dbus_message_iter_close_container( &dict_entry, &variant ); \
+ dbus_message_iter_close_container( &dict, &dict_entry ); }
+
+#define ADD_VLC_META_STRING( entry, item ) \
+ { \
+ char * psz = input_item_Get##item( p_input );\
+ ADD_META( entry, DBUS_TYPE_STRING, \
+ psz ); \
+ free( psz ); \
+ }
+
+int GetInputMeta( input_item_t* p_input,
+ DBusMessageIter *args )
+{
+ DBusMessageIter dict, dict_entry, variant;
+ /** The duration of the track can be expressed in second, milli-seconds and
+ µ-seconds */
+ dbus_int64_t i_mtime = input_item_GetDuration( p_input );
+ dbus_uint32_t i_time = i_mtime / 1000000;
+ dbus_int64_t i_length = i_mtime / 1000;
+
+ const char* ppsz_meta_items[] =
+ {
+ /* Official MPRIS metas */
+ "location", "title", "artist", "album", "tracknumber", "time", "mtime",
+ "genre", "rating", "date", "arturl",
+ "audio-bitrate", "audio-samplerate", "video-bitrate",
+ /* VLC specifics metas */
+ "audio-codec", "copyright", "description", "encodedby", "language", "length",
+ "nowplaying", "publisher", "setting", "status", "trackid", "url",
+ "video-codec"
+ };
+
+ dbus_message_iter_open_container( args, DBUS_TYPE_ARRAY, "{sv}", &dict );
+
+ ADD_VLC_META_STRING( 0, URI );
+ ADD_VLC_META_STRING( 1, Title );
+ ADD_VLC_META_STRING( 2, Artist );
+ ADD_VLC_META_STRING( 3, Album );
+ ADD_VLC_META_STRING( 4, TrackNum );
+ ADD_META( 5, DBUS_TYPE_UINT32, i_time );
+ ADD_META( 6, DBUS_TYPE_UINT32, i_mtime );
+ ADD_VLC_META_STRING( 7, Genre );
+ ADD_VLC_META_STRING( 8, Rating );
+ ADD_VLC_META_STRING( 9, Date );
+ ADD_VLC_META_STRING( 10, ArtURL );
+
+ ADD_VLC_META_STRING( 15, Copyright );
+ ADD_VLC_META_STRING( 16, Description );
+ ADD_VLC_META_STRING( 17, EncodedBy );
+ ADD_VLC_META_STRING( 18, Language );
+ ADD_META( 19, DBUS_TYPE_INT64, i_length );
+ ADD_VLC_META_STRING( 20, NowPlaying );
+ ADD_VLC_META_STRING( 21, Publisher );
+ ADD_VLC_META_STRING( 22, Setting );
+ ADD_VLC_META_STRING( 24, TrackID );
+ ADD_VLC_META_STRING( 25, URL );
+
+ vlc_mutex_lock( &p_input->lock );
+ if( p_input->p_meta )
+ {
+ int i_status = vlc_meta_GetStatus( p_input->p_meta );
+ ADD_META( 23, DBUS_TYPE_INT32, i_status );
+ }
+ vlc_mutex_unlock( &p_input->lock );
+
+ dbus_message_iter_close_container( args, &dict );
+ return VLC_SUCCESS;
+}
+
+#undef ADD_META
+#undef ADD_VLC_META_STRING
+
+
diff --git a/modules/control/dbus/dbus.h b/modules/control/dbus/dbus.h
new file mode 100644
index 0000000..7a6a5e5
--- /dev/null
+++ b/modules/control/dbus/dbus.h
@@ -0,0 +1,32 @@
+/*****************************************************************************
+ * dbus.h : D-Bus control interface
+ *****************************************************************************
+ * Copyright © 2006-2008 Rafaël Carré
+ * Copyright © 2007-2010 Mirsal Ennaime
+ * Copyright © 2009-2010 The VideoLAN team
+ * $Id$
+ *
+ * Authors: Rafaël Carré <funman at videolanorg>
+ * Mirsal ENNAIME <mirsal dot ennaime at gmail dot com>
+ *
+ * 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 Street, Fifth Floor, Boston MA 02110-1301, USA.
+ *****************************************************************************/
+
+#ifndef _VLC_DBUS_H
+#define _VLC_DBUS_H
+
+#define DBUS_MPRIS_BUS_NAME "org.mpris.vlc"
+
+#endif //dbus.h
diff --git a/modules/control/dbus/dbus_common.h b/modules/control/dbus/dbus_common.h
new file mode 100644
index 0000000..7007d4d
--- /dev/null
+++ b/modules/control/dbus/dbus_common.h
@@ -0,0 +1,110 @@
+/*****************************************************************************
+ * dbus-common.h : Common header for D-Bus control modules
+ *****************************************************************************
+ * Copyright © 2006-2008 Rafaël Carré
+ * Copyright © 2007-2010 Mirsal Ennaime
+ * Copyright © 2009-2010 The VideoLAN team
+ * $Id$
+ *
+ * Authors: Mirsal ENNAIME <mirsal dot ennaime at gmail dot com>
+ *
+ * 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 Street, Fifth Floor, Boston MA 02110-1301, USA.
+ *****************************************************************************/
+
+#ifndef _VLC_DBUS_COMMON_H
+#define _VLC_DBUS_COMMON_H
+
+#include <vlc_common.h>
+#include <vlc_interface.h>
+#include <dbus/dbus.h>
+
+/* MACROS */
+
+#define INTF ((intf_thread_t *)p_this)
+#define PL (INTF->p_sys->p_playlist)
+
+#define DBUS_METHOD( method_function ) \
+ static DBusHandlerResult method_function \
+ ( DBusConnection *p_conn, DBusMessage *p_from, void *p_this )
+
+#define DBUS_SIGNAL( signal_function ) \
+ static DBusHandlerResult signal_function \
+ ( DBusConnection *p_conn, void *p_data )
+
+#define REPLY_INIT \
+ DBusMessage* p_msg = dbus_message_new_method_return( p_from ); \
+ if( !p_msg ) return DBUS_HANDLER_RESULT_NEED_MEMORY; \
+
+#define REPLY_SEND \
+ if( !dbus_connection_send( p_conn, p_msg, NULL ) ) \
+ return DBUS_HANDLER_RESULT_NEED_MEMORY; \
+ dbus_connection_flush( p_conn ); \
+ dbus_message_unref( p_msg ); \
+ return DBUS_HANDLER_RESULT_HANDLED
+
+#define SIGNAL_INIT( interface, path, signal ) \
+ DBusMessage *p_msg = dbus_message_new_signal( path, \
+ interface, signal ); \
+ if( !p_msg ) return DBUS_HANDLER_RESULT_NEED_MEMORY; \
+
+#define SIGNAL_SEND \
+ if( !dbus_connection_send( p_conn, p_msg, NULL ) ) \
+ return DBUS_HANDLER_RESULT_NEED_MEMORY; \
+ dbus_message_unref( p_msg ); \
+ dbus_connection_flush( p_conn ); \
+ return DBUS_HANDLER_RESULT_HANDLED
+
+#define OUT_ARGUMENTS \
+ DBusMessageIter args; \
+ dbus_message_iter_init_append( p_msg, &args )
+
+#define DBUS_ADD( dbus_type, value ) \
+ if( !dbus_message_iter_append_basic( &args, dbus_type, value ) ) \
+ return DBUS_HANDLER_RESULT_NEED_MEMORY
+
+#define ADD_STRING( s ) DBUS_ADD( DBUS_TYPE_STRING, s )
+#define ADD_BOOL( b ) DBUS_ADD( DBUS_TYPE_BOOLEAN, b )
+#define ADD_INT32( i ) DBUS_ADD( DBUS_TYPE_INT32, i )
+#define ADD_BYTE( b ) DBUS_ADD( DBUS_TYPE_BYTE, b )
+
+struct intf_sys_t
+{
+ DBusConnection *p_conn;
+ playlist_t *p_playlist;
+ bool b_meta_read;
+ dbus_int32_t i_caps;
+ bool b_dead;
+ vlc_array_t *p_events;
+ vlc_mutex_t lock;
+ input_thread_t *p_input;
+ bool b_unique;
+};
+
+enum
+{
+ SIGNAL_ITEM_CURRENT,
+ SIGNAL_INTF_CHANGE,
+ SIGNAL_PLAYLIST_ITEM_APPEND,
+ SIGNAL_PLAYLIST_ITEM_DELETED,
+ SIGNAL_RANDOM,
+ SIGNAL_REPEAT,
+ SIGNAL_LOOP,
+ SIGNAL_STATE
+};
+
+int GetInputMeta ( input_item_t* p_input, DBusMessageIter *args );
+int UpdateCaps ( intf_thread_t* );
+
+#endif //dbus-common.h
diff --git a/modules/control/dbus/dbus_player.c b/modules/control/dbus/dbus_player.c
new file mode 100644
index 0000000..4189a25
--- /dev/null
+++ b/modules/control/dbus/dbus_player.c
@@ -0,0 +1,482 @@
+/*****************************************************************************
+ * dbus-player.h : dbus control module (mpris v1.0) - /Player object
+ *****************************************************************************
+ * Copyright © 2006-2008 Rafaël Carré
+ * Copyright © 2007-2010 Mirsal Ennaime
+ * Copyright © 2009-2010 The VideoLAN team
+ * $Id$
+ *
+ * Authors: Mirsal ENNAIME <mirsal dot ennaime at gmail dot com>
+ *
+ * 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 Street, Fifth Floor, Boston MA 02110-1301, USA.
+ *****************************************************************************/
+
+#ifdef HAVE_CONFIG_H
+# include "config.h"
+#endif
+
+#include <vlc_common.h>
+#include <vlc_playlist.h>
+#include <vlc_interface.h>
+#include <vlc_aout.h>
+
+#include <math.h>
+
+#include "dbus_player.h"
+#include "dbus_common.h"
+
+static int MarshalStatus ( intf_thread_t *, DBusMessageIter * );
+
+/* XML data to answer org.freedesktop.DBus.Introspectable.Introspect requests */
+static const char* psz_player_introspection_xml =
+"<!DOCTYPE node PUBLIC \"-//freedesktop//DTD D-BUS Object Introspection 1.0//EN\"\n"
+"\"http://www.freedesktop.org/standards/dbus/1.0/introspect.dtd\">\n"
+"<node>"
+" <interface name=\"org.freedesktop.DBus.Introspectable\">\n"
+" <method name=\"Introspect\">\n"
+" <arg name=\"data\" direction=\"out\" type=\"s\"/>\n"
+" </method>\n"
+" </interface>\n"
+" <interface name=\"org.freedesktop.MediaPlayer\">\n"
+" <method name=\"GetStatus\">\n"
+" <arg type=\"(iiii)\" direction=\"out\" />\n"
+" </method>\n"
+" <method name=\"Prev\">\n"
+" </method>\n"
+" <method name=\"Next\">\n"
+" </method>\n"
+" <method name=\"Stop\">\n"
+" </method>\n"
+" <method name=\"Play\">\n"
+" </method>\n"
+" <method name=\"Pause\">\n"
+" </method>\n"
+" <method name=\"Repeat\">\n"
+" <arg type=\"b\" direction=\"in\" />\n"
+" </method>\n"
+" <method name=\"VolumeSet\">\n"
+" <arg type=\"i\" direction=\"in\" />\n"
+" </method>\n"
+" <method name=\"VolumeGet\">\n"
+" <arg type=\"i\" direction=\"out\" />\n"
+" </method>\n"
+" <method name=\"PositionSet\">\n"
+" <arg type=\"i\" direction=\"in\" />\n"
+" </method>\n"
+" <method name=\"PositionGet\">\n"
+" <arg type=\"i\" direction=\"out\" />\n"
+" </method>\n"
+" <method name=\"GetMetadata\">\n"
+" <arg type=\"a{sv}\" direction=\"out\" />\n"
+" </method>\n"
+" <method name=\"GetCaps\">\n"
+" <arg type=\"i\" direction=\"out\" />\n"
+" </method>\n"
+" <signal name=\"TrackChange\">\n"
+" <arg type=\"a{sv}\"/>\n"
+" </signal>\n"
+" <signal name=\"StatusChange\">\n"
+" <arg type=\"(iiii)\"/>\n"
+" </signal>\n"
+" <signal name=\"CapsChange\">\n"
+" <arg type=\"i\"/>\n"
+" </signal>\n"
+" </interface>\n"
+"</node>\n"
+;
+
+DBUS_METHOD( PositionGet )
+{ /* returns position in milliseconds */
+ REPLY_INIT;
+ OUT_ARGUMENTS;
+ dbus_int32_t i_pos;
+
+ input_thread_t *p_input = playlist_CurrentInput( PL );
+
+ if( !p_input )
+ i_pos = 0;
+ else
+ {
+ i_pos = var_GetTime( p_input, "time" ) / 1000;
+ vlc_object_release( p_input );
+ }
+ ADD_INT32( &i_pos );
+ REPLY_SEND;
+}
+
+DBUS_METHOD( PositionSet )
+{ /* set position in milliseconds */
+
+ REPLY_INIT;
+ vlc_value_t position;
+ dbus_int32_t i_pos;
+
+ DBusError error;
+ dbus_error_init( &error );
+
+ dbus_message_get_args( p_from, &error,
+ DBUS_TYPE_INT32, &i_pos,
+ DBUS_TYPE_INVALID );
+
+ if( dbus_error_is_set( &error ) )
+ {
+ msg_Err( (vlc_object_t*) p_this, "D-Bus message reading : %s",
+ error.message );
+ dbus_error_free( &error );
+ return DBUS_HANDLER_RESULT_NOT_YET_HANDLED;
+ }
+ input_thread_t *p_input = playlist_CurrentInput( PL );
+
+ if( p_input )
+ {
+ position.i_time = ((mtime_t)i_pos) * 1000;
+ var_Set( p_input, "time", position );
+ vlc_object_release( p_input );
+ }
+ REPLY_SEND;
+}
+
+DBUS_METHOD( VolumeGet )
+{ /* returns volume in percentage */
+ REPLY_INIT;
+ OUT_ARGUMENTS;
+ dbus_int32_t i_dbus_vol;
+ audio_volume_t i_vol;
+
+ /* 2nd argument of aout_VolumeGet is int32 */
+ aout_VolumeGet( PL, &i_vol );
+
+ double f_vol = 100. * i_vol / AOUT_VOLUME_MAX;
+ i_dbus_vol = round( f_vol );
+ ADD_INT32( &i_dbus_vol );
+ REPLY_SEND;
+}
+
+DBUS_METHOD( VolumeSet )
+{ /* set volume in percentage */
+ REPLY_INIT;
+
+ DBusError error;
+ dbus_error_init( &error );
+
+ dbus_int32_t i_dbus_vol;
+ audio_volume_t i_vol;
+
+ dbus_message_get_args( p_from, &error,
+ DBUS_TYPE_INT32, &i_dbus_vol,
+ DBUS_TYPE_INVALID );
+
+ if( dbus_error_is_set( &error ) )
+ {
+ msg_Err( (vlc_object_t*) p_this, "D-Bus message reading : %s",
+ error.message );
+ dbus_error_free( &error );
+ return DBUS_HANDLER_RESULT_NOT_YET_HANDLED;
+ }
+
+ double f_vol = AOUT_VOLUME_MAX * i_dbus_vol / 100.;
+ i_vol = round( f_vol );
+ aout_VolumeSet( PL, i_vol );
+ REPLY_SEND;
+}
+
+DBUS_METHOD( Next )
+{ /* next playlist item */
+ REPLY_INIT;
+ playlist_Next( PL );
+ REPLY_SEND;
+}
+
+DBUS_METHOD( Prev )
+{ /* previous playlist item */
+ REPLY_INIT;
+ playlist_Prev( PL );
+ REPLY_SEND;
+}
+
+DBUS_METHOD( Stop )
+{ /* stop playing */
+ REPLY_INIT;
+ playlist_Stop( PL );
+ REPLY_SEND;
+}
+
+DBUS_METHOD( GetStatus )
+{ /* returns the current status as a struct of 4 ints */
+/*
+ First 0 = Playing, 1 = Paused, 2 = Stopped.
+ Second 0 = Playing linearly , 1 = Playing randomly.
+ Third 0 = Go to the next element once the current has finished playing , 1 = Repeat the current element
+ Fourth 0 = Stop playing once the last element has been played, 1 = Never give up playing *
+ */
+ REPLY_INIT;
+ OUT_ARGUMENTS;
+
+ MarshalStatus( p_this, &args );
+
+ REPLY_SEND;
+}
+
+DBUS_METHOD( Pause )
+{
+ REPLY_INIT;
+ playlist_Pause( PL );
+ REPLY_SEND;
+}
+
+DBUS_METHOD( Play )
+{
+ REPLY_INIT;
+
+ input_thread_t *p_input = playlist_CurrentInput( PL );
+
+ if( p_input )
+ {
+ double i_pos = 0;
+ input_Control( p_input, INPUT_SET_POSITION, i_pos );
+ vlc_object_release( p_input );
+ }
+ else
+ playlist_Play( PL );
+
+ REPLY_SEND;
+}
+
+DBUS_METHOD( Repeat )
+{
+ REPLY_INIT;
+ OUT_ARGUMENTS;
+
+ DBusError error;
+ dbus_bool_t b_repeat;
+
+ dbus_error_init( &error );
+ dbus_message_get_args( p_from, &error,
+ DBUS_TYPE_BOOLEAN, &b_repeat,
+ DBUS_TYPE_INVALID );
+
+ if( dbus_error_is_set( &error ) )
+ {
+ msg_Err( (vlc_object_t*) p_this, "D-Bus message reading : %s",
+ error.message );
+ dbus_error_free( &error );
+ return DBUS_HANDLER_RESULT_NOT_YET_HANDLED;
+ }
+
+ var_SetBool( PL, "repeat", ( b_repeat == TRUE ) );
+
+ REPLY_SEND;
+}
+
+DBUS_METHOD( GetCurrentMetadata )
+{
+ REPLY_INIT;
+ OUT_ARGUMENTS;
+ playlist_t *p_playlist = PL;
+
+ PL_LOCK;
+ playlist_item_t* p_item = playlist_CurrentPlayingItem( p_playlist );
+ if( p_item )
+ GetInputMeta( p_item->p_input, &args );
+ PL_UNLOCK;
+ REPLY_SEND;
+}
+
+DBUS_METHOD( GetCaps )
+{
+ REPLY_INIT;
+ OUT_ARGUMENTS;
+
+ ADD_INT32( &INTF->p_sys->i_caps );
+
+ REPLY_SEND;
+}
+
+/*****************************************************************************
+ * StatusChange: Player status change signal
+ *****************************************************************************/
+
+DBUS_SIGNAL( StatusChangeSignal )
+{ /* send the updated status info on the bus */
+ SIGNAL_INIT( DBUS_MPRIS_PLAYER_INTERFACE,
+ DBUS_MPRIS_PLAYER_PATH,
+ "StatusChange" );
+
+ OUT_ARGUMENTS;
+
+ /* we're called from a callback of input_thread_t, so it can not be
+ * destroyed before we return */
+ MarshalStatus( (intf_thread_t*) p_data, &args );
+
+ SIGNAL_SEND;
+}
+
+/*****************************************************************************
+ * TrackChange: Playlist item change callback
+ *****************************************************************************/
+
+DBUS_SIGNAL( TrackChangeSignal )
+{ /* emit the metadata of the new item */
+ SIGNAL_INIT( DBUS_MPRIS_PLAYER_INTERFACE,
+ DBUS_MPRIS_PLAYER_PATH,
+ "TrackChange" );
+
+ OUT_ARGUMENTS;
+
+ input_item_t *p_item = (input_item_t*) p_data;
+ GetInputMeta ( p_item, &args );
+
+ SIGNAL_SEND;
+}
+
+/******************************************************************************
+ * CapsChange: player capabilities change signal
+ *****************************************************************************/
+DBUS_SIGNAL( CapsChangeSignal )
+{
+ SIGNAL_INIT( DBUS_MPRIS_PLAYER_INTERFACE,
+ DBUS_MPRIS_PLAYER_PATH,
+ "CapsChange" );
+
+ OUT_ARGUMENTS;
+
+ ADD_INT32( &((intf_thread_t*)p_data)->p_sys->i_caps );
+ SIGNAL_SEND;
+}
+
+DBUS_METHOD( handle_introspect_player )
+{
+ VLC_UNUSED(p_this);
+ REPLY_INIT;
+ OUT_ARGUMENTS;
+ ADD_STRING( &psz_player_introspection_xml );
+ REPLY_SEND;
+}
+
+#define METHOD_FUNC( interface, method, function ) \
+ else if( dbus_message_is_method_call( p_from, interface, method ) )\
+ return function( p_conn, p_from, p_this )
+
+DBusHandlerResult
+handle_player ( DBusConnection *p_conn, DBusMessage *p_from, void *p_this )
+{
+ if( dbus_message_is_method_call( p_from,
+ DBUS_INTERFACE_INTROSPECTABLE, "Introspect" ) )
+ return handle_introspect_player( p_conn, p_from, p_this );
+
+ /* here D-Bus method names are associated to an handler */
+
+ METHOD_FUNC( DBUS_MPRIS_PLAYER_INTERFACE, "Prev", Prev );
+ METHOD_FUNC( DBUS_MPRIS_PLAYER_INTERFACE, "Next", Next );
+ METHOD_FUNC( DBUS_MPRIS_PLAYER_INTERFACE, "Stop", Stop );
+ METHOD_FUNC( DBUS_MPRIS_PLAYER_INTERFACE, "Play", Play );
+ METHOD_FUNC( DBUS_MPRIS_PLAYER_INTERFACE, "Pause", Pause );
+ METHOD_FUNC( DBUS_MPRIS_PLAYER_INTERFACE, "Repeat", Repeat );
+ METHOD_FUNC( DBUS_MPRIS_PLAYER_INTERFACE, "VolumeSet", VolumeSet );
+ METHOD_FUNC( DBUS_MPRIS_PLAYER_INTERFACE, "VolumeGet", VolumeGet );
+ METHOD_FUNC( DBUS_MPRIS_PLAYER_INTERFACE, "PositionSet", PositionSet );
+ METHOD_FUNC( DBUS_MPRIS_PLAYER_INTERFACE, "PositionGet", PositionGet );
+ METHOD_FUNC( DBUS_MPRIS_PLAYER_INTERFACE, "GetStatus", GetStatus );
+ METHOD_FUNC( DBUS_MPRIS_PLAYER_INTERFACE, "GetMetadata", GetCurrentMetadata );
+ METHOD_FUNC( DBUS_MPRIS_PLAYER_INTERFACE, "GetCaps", GetCaps );
+
+ return DBUS_HANDLER_RESULT_NOT_YET_HANDLED;
+}
+
+#undef METHOD_FUNC
+
+/*****************************************************************************
+ * StatusChangeEmit: Emits the StatusChange signal
+ *****************************************************************************/
+int StatusChangeEmit( intf_thread_t * p_intf )
+{
+ if( p_intf->p_sys->b_dead )
+ return VLC_SUCCESS;
+
+ UpdateCaps( p_intf );
+ StatusChangeSignal( p_intf->p_sys->p_conn, p_intf );
+ return VLC_SUCCESS;
+}
+
+/*****************************************************************************
+ * CapsChangeEmit: Emits the CapsChange signal
+ *****************************************************************************/
+int CapsChangeEmit( intf_thread_t * p_intf )
+{
+ if( p_intf->p_sys->b_dead )
+ return VLC_SUCCESS;
+
+ CapsChangeSignal( p_intf->p_sys->p_conn, p_intf );
+ return VLC_SUCCESS;
+}
+
+/*****************************************************************************
+ * TrackChangeEmit: Emits the TrackChange signal
+ *****************************************************************************/
+int TrackChangeEmit( intf_thread_t * p_intf, input_item_t* p_item )
+{
+ if( p_intf->p_sys->b_dead )
+ return VLC_SUCCESS;
+
+ UpdateCaps( p_intf );
+ TrackChangeSignal( p_intf->p_sys->p_conn, p_item );
+ return VLC_SUCCESS;
+}
+
+/*****************************************************************************
+ * MarshalStatus: Fill a DBusMessage with the current player status
+ *****************************************************************************/
+
+static int MarshalStatus( intf_thread_t* p_intf, DBusMessageIter* args )
+{ /* This is NOT the right way to do that, it would be better to sore
+ the status information in p_sys and update it on change, thus
+ avoiding a long lock */
+
+ DBusMessageIter status;
+ dbus_int32_t i_state, i_random, i_repeat, i_loop;
+ int i_val;
+ playlist_t* p_playlist = p_intf->p_sys->p_playlist;
+ input_thread_t* p_input = NULL;
+
+ i_state = 2;
+
+ p_input = playlist_CurrentInput( p_playlist );
+ if( p_input )
+ {
+ i_val = var_GetInteger( p_input, "state" );
+ if( i_val >= END_S )
+ i_state = 2;
+ else if( i_val == PAUSE_S )
+ i_state = 1;
+ else if( i_val <= PLAYING_S )
+ i_state = 0;
+ vlc_object_release( p_input );
+ }
+
+ i_random = var_CreateGetBool( p_playlist, "random" );
+
+ i_repeat = var_CreateGetBool( p_playlist, "repeat" );
+
+ i_loop = var_CreateGetBool( p_playlist, "loop" );
+
+ dbus_message_iter_open_container( args, DBUS_TYPE_STRUCT, NULL, &status );
+ dbus_message_iter_append_basic( &status, DBUS_TYPE_INT32, &i_state );
+ dbus_message_iter_append_basic( &status, DBUS_TYPE_INT32, &i_random );
+ dbus_message_iter_append_basic( &status, DBUS_TYPE_INT32, &i_repeat );
+ dbus_message_iter_append_basic( &status, DBUS_TYPE_INT32, &i_loop );
+ dbus_message_iter_close_container( args, &status );
+
+ return VLC_SUCCESS;
+}
diff --git a/modules/control/dbus/dbus_player.h b/modules/control/dbus/dbus_player.h
new file mode 100644
index 0000000..db8a031
--- /dev/null
+++ b/modules/control/dbus/dbus_player.h
@@ -0,0 +1,62 @@
+/*****************************************************************************
+ * dbus-player.h : dbus control module (mpris v1.0) - /Player object
+ *****************************************************************************
+ * Copyright © 2006-2008 Rafaël Carré
+ * Copyright © 2007-2010 Mirsal Ennaime
+ * Copyright © 2009-2010 The VideoLAN team
+ * $Id$
+ *
+ * Authors: Mirsal ENNAIME <mirsal dot ennaime at gmail dot com>
+ *
+ * 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 Street, Fifth Floor, Boston MA 02110-1301, USA.
+ *****************************************************************************/
+
+#ifndef _VLC_DBUS_PLAYER_H
+#define _VLC_DBUS_PLAYER_H
+
+#include <vlc_interface.h>
+#include "dbus_common.h"
+
+#define DBUS_MPRIS_PLAYER_INTERFACE "org.freedesktop.MediaPlayer"
+#define DBUS_MPRIS_PLAYER_PATH "/Player"
+
+/* Handle incoming dbus messages */
+DBusHandlerResult handle_player ( DBusConnection *p_conn,
+ DBusMessage *p_from,
+ void *p_this );
+
+static const DBusObjectPathVTable dbus_mpris_player_vtable = {
+ NULL, handle_player, /* handler function */
+ NULL, NULL, NULL, NULL
+};
+
+/* GetCaps() capabilities */
+enum
+{
+ CAPS_NONE = 0,
+ CAPS_CAN_GO_NEXT = 1 << 0,
+ CAPS_CAN_GO_PREV = 1 << 1,
+ CAPS_CAN_PAUSE = 1 << 2,
+ CAPS_CAN_PLAY = 1 << 3,
+ CAPS_CAN_SEEK = 1 << 4,
+ CAPS_CAN_PROVIDE_METADATA = 1 << 5,
+ CAPS_CAN_HAS_TRACKLIST = 1 << 6
+};
+
+int StatusChangeEmit ( intf_thread_t * );
+int CapsChangeEmit ( intf_thread_t * );
+int TrackChangeEmit ( intf_thread_t *, input_item_t * );
+
+#endif //dbus_player.h
diff --git a/modules/control/dbus/dbus_root.c b/modules/control/dbus/dbus_root.c
new file mode 100644
index 0000000..aa43caa
--- /dev/null
+++ b/modules/control/dbus/dbus_root.c
@@ -0,0 +1,141 @@
+/*****************************************************************************
+ * dbus-root.c : dbus control module (mpris v1.0) - root object
+ *****************************************************************************
+ * Copyright © 2006-2008 Rafaël Carré
+ * Copyright © 2007-2010 Mirsal Ennaime
+ * Copyright © 2009-2010 The VideoLAN team
+ * $Id$
+ *
+ * Authors: Mirsal ENNAIME <mirsal dot ennaime at gmail dot com>
+ *
+ * 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 Street, Fifth Floor, Boston MA 02110-1301, USA.
+ *****************************************************************************/
+
+#ifdef HAVE_CONFIG_H
+# include "config.h"
+#endif
+
+#include <vlc_common.h>
+#include <vlc_interface.h>
+
+#include "dbus_root.h"
+#include "dbus_common.h"
+
+/* XML data to answer org.freedesktop.DBus.Introspectable.Introspect requests */
+static const char* psz_root_introspection_xml =
+"<!DOCTYPE node PUBLIC \"-//freedesktop//DTD D-BUS Object Introspection 1.0//EN\"\n"
+"\"http://www.freedesktop.org/standards/dbus/1.0/introspect.dtd\">\n"
+"<node>\n"
+" <node name=\"Player\"/>\n"
+" <node name=\"TrackList\"/>\n"
+" <interface name=\"org.freedesktop.DBus.Introspectable\">\n"
+" <method name=\"Introspect\">\n"
+" <arg name=\"data\" direction=\"out\" type=\"s\"/>\n"
+" </method>\n"
+" </interface>\n"
+" <interface name=\"org.freedesktop.MediaPlayer\">\n"
+" <method name=\"Identity\">\n"
+" <arg type=\"s\" direction=\"out\" />\n"
+" </method>\n"
+" <method name=\"MprisVersion\">\n"
+" <arg type=\"(qq)\" direction=\"out\" />\n"
+" </method>\n"
+" <method name=\"Quit\">\n"
+" </method>\n"
+" </interface>\n"
+"</node>\n"
+;
+
+DBUS_METHOD( Identity )
+{
+ VLC_UNUSED(p_this);
+ REPLY_INIT;
+ OUT_ARGUMENTS;
+ char *psz_identity;
+
+ if( asprintf( &psz_identity, "%s %s", PACKAGE, VERSION ) != -1 )
+ {
+ ADD_STRING( &psz_identity );
+ free( psz_identity );
+ }
+ else
+ return DBUS_HANDLER_RESULT_NEED_MEMORY;
+
+ REPLY_SEND;
+}
+
+DBUS_METHOD( MprisVersion )
+{ /*implemented version of the mpris spec */
+ REPLY_INIT;
+ OUT_ARGUMENTS;
+ VLC_UNUSED( p_this );
+ dbus_uint16_t i_major = DBUS_MPRIS_VERSION_MAJOR;
+ dbus_uint16_t i_minor = DBUS_MPRIS_VERSION_MINOR;
+ DBusMessageIter version;
+
+ if( !dbus_message_iter_open_container( &args, DBUS_TYPE_STRUCT, NULL,
+ &version ) )
+ return DBUS_HANDLER_RESULT_NEED_MEMORY;
+
+ if( !dbus_message_iter_append_basic( &version, DBUS_TYPE_UINT16,
+ &i_major ) )
+ return DBUS_HANDLER_RESULT_NEED_MEMORY;
+
+ if( !dbus_message_iter_append_basic( &version, DBUS_TYPE_UINT16,
+ &i_minor ) )
+ return DBUS_HANDLER_RESULT_NEED_MEMORY;
+
+ if( !dbus_message_iter_close_container( &args, &version ) )
+ return DBUS_HANDLER_RESULT_NEED_MEMORY;
+ REPLY_SEND;
+}
+
+DBUS_METHOD( Quit )
+{ /* exits vlc */
+ REPLY_INIT;
+ libvlc_Quit(INTF->p_libvlc);
+ REPLY_SEND;
+}
+
+DBUS_METHOD( handle_introspect_root )
+{ /* handles introspection of root object */
+ VLC_UNUSED(p_this);
+ REPLY_INIT;
+ OUT_ARGUMENTS;
+ ADD_STRING( &psz_root_introspection_xml );
+ REPLY_SEND;
+}
+
+#define METHOD_FUNC( interface, method, function ) \
+ else if( dbus_message_is_method_call( p_from, interface, method ) )\
+ return function( p_conn, p_from, p_this )
+
+DBusHandlerResult
+handle_root ( DBusConnection *p_conn, DBusMessage *p_from, void *p_this )
+{
+ if( dbus_message_is_method_call( p_from,
+ DBUS_INTERFACE_INTROSPECTABLE, "Introspect" ) )
+ return handle_introspect_root( p_conn, p_from, p_this );
+
+ /* here D-Bus method names are associated to an handler */
+
+ METHOD_FUNC( DBUS_MPRIS_ROOT_INTERFACE, "Identity", Identity );
+ METHOD_FUNC( DBUS_MPRIS_ROOT_INTERFACE, "MprisVersion", MprisVersion );
+ METHOD_FUNC( DBUS_MPRIS_ROOT_INTERFACE, "Quit", Quit );
+
+ return DBUS_HANDLER_RESULT_NOT_YET_HANDLED;
+}
+
+#undef METHOD_FUNC
diff --git a/modules/control/dbus/dbus_root.h b/modules/control/dbus/dbus_root.h
new file mode 100644
index 0000000..03a2e99
--- /dev/null
+++ b/modules/control/dbus/dbus_root.h
@@ -0,0 +1,49 @@
+/*****************************************************************************
+ * dbus-root.h : dbus control module (mpris v1.0) - root object
+ *****************************************************************************
+ * Copyright © 2006-2008 Rafaël Carré
+ * Copyright © 2007-2010 Mirsal Ennaime
+ * Copyright © 2009-2010 The VideoLAN team
+ * $Id$
+ *
+ * Authors: Mirsal ENNAIME <mirsal dot ennaime at gmail dot com>
+ *
+ * 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 Street, Fifth Floor, Boston MA 02110-1301, USA.
+ *****************************************************************************/
+
+#ifndef _VLC_DBUS_ROOT_H
+#define _VLC_DBUS_ROOT_H
+
+#include "dbus_common.h"
+
+/* MPRIS VERSION */
+#define DBUS_MPRIS_VERSION_MAJOR 2
+#define DBUS_MPRIS_VERSION_MINOR 0
+
+/* DBUS IDENTIFIERS */
+#define DBUS_MPRIS_ROOT_INTERFACE "org.freedesktop.MediaPlayer"
+#define DBUS_MPRIS_ROOT_PATH "/"
+
+/* Handle incoming dbus messages */
+DBusHandlerResult handle_root ( DBusConnection *p_conn,
+ DBusMessage *p_from,
+ void *p_this );
+
+static const DBusObjectPathVTable dbus_mpris_root_vtable = {
+ NULL, handle_root, /* handler function */
+ NULL, NULL, NULL, NULL
+};
+
+#endif //dbus-root.h
diff --git a/modules/control/dbus/dbus_tracklist.c b/modules/control/dbus/dbus_tracklist.c
new file mode 100644
index 0000000..a4e6a62
--- /dev/null
+++ b/modules/control/dbus/dbus_tracklist.c
@@ -0,0 +1,346 @@
+/*****************************************************************************
+ * dbus-tracklist.c : dbus control module (mpris v1.0) - /TrackList object
+ *****************************************************************************
+ * Copyright © 2006-2008 Rafaël Carré
+ * Copyright © 2007-2010 Mirsal Ennaime
+ * Copyright © 2009-2010 The VideoLAN team
+ * $Id$
+ *
+ * Authors: Mirsal ENNAIME <mirsal dot ennaime at gmail dot com>
+ *
+ * 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 Street, Fifth Floor, Boston MA 02110-1301, USA.
+ *****************************************************************************/
+
+#ifdef HAVE_CONFIG_H
+# include "config.h"
+#endif
+
+#include <vlc_common.h>
+#include <vlc_playlist.h>
+
+#include <assert.h>
+
+#include "dbus_tracklist.h"
+#include "dbus_common.h"
+
+
+const char* psz_tracklist_introspection_xml =
+"<!DOCTYPE node PUBLIC \"-//freedesktop//DTD D-BUS Object Introspection 1.0//EN\"\n"
+"\"http://www.freedesktop.org/standards/dbus/1.0/introspect.dtd\">\n"
+"<node>"
+" <interface name=\"org.freedesktop.DBus.Introspectable\">\n"
+" <method name=\"Introspect\">\n"
+" <arg name=\"data\" direction=\"out\" type=\"s\"/>\n"
+" </method>\n"
+" </interface>\n"
+" <interface name=\"org.freedesktop.MediaPlayer\">\n"
+" <method name=\"AddTrack\">\n"
+" <arg type=\"s\" direction=\"in\" />\n"
+" <arg type=\"b\" direction=\"in\" />\n"
+" <arg type=\"i\" direction=\"out\" />\n"
+" </method>\n"
+" <method name=\"DelTrack\">\n"
+" <arg type=\"i\" direction=\"in\" />\n"
+" </method>\n"
+" <method name=\"GetMetadata\">\n"
+" <arg type=\"i\" direction=\"in\" />\n"
+" <arg type=\"a{sv}\" direction=\"out\" />\n"
+" </method>\n"
+" <method name=\"GetCurrentTrack\">\n"
+" <arg type=\"i\" direction=\"out\" />\n"
+" </method>\n"
+" <method name=\"GetLength\">\n"
+" <arg type=#include <vlc_common.h>\"i\" direction=\"out\" />\n"
+" </method>\n"
+" <method name=\"SetLoop\">\n"
+" <arg type=\"b\" direction=\"in\" />\n"
+" </method>\n"
+" <method name=\"SetRandom\">\n"
+" <arg type=\"b\" direction=\"in\" />\n"
+" </method>\n"
+" <signal name=\"TrackListChange\">\n"
+" <arg type=\"i\" />\n"
+" </signal>\n"
+" </interface>\n"
+"</node>\n"
+;
+
+DBUS_METHOD( AddTrack )
+{ /* add the string to the playlist, and play it if the boolean is true */
+ REPLY_INIT;
+ OUT_ARGUMENTS;
+
+ DBusError error;
+ dbus_error_init( &error );
+
+ char *psz_mrl;
+ dbus_bool_t b_play;
+
+ dbus_message_get_args( p_from, &error,
+ DBUS_TYPE_STRING, &psz_mrl,
+ DBUS_TYPE_BOOLEAN, &b_play,
+ DBUS_TYPE_INVALID );
+
+ if( dbus_error_is_set( &error ) )
+ {
+ msg_Err( (vlc_object_t*) p_this, "D-Bus message reading : %s",
+ error.message );
+ dbus_error_free( &error );
+ return DBUS_HANDLER_RESULT_NOT_YET_HANDLED;
+ }
+
+ playlist_Add( PL, psz_mrl, NULL, PLAYLIST_APPEND |
+ ( ( b_play == TRUE ) ? PLAYLIST_GO : 0 ) ,
+ PLAYLIST_END, true, false );
+
+ dbus_int32_t i_success = 0;
+ ADD_INT32( &i_success );
+
+ REPLY_SEND;
+}
+
+DBUS_METHOD( GetCurrentTrack )
+{
+ REPLY_INIT;
+ OUT_ARGUMENTS;
+
+ playlist_t *p_playlist = PL;
+
+ PL_LOCK;
+ dbus_int32_t i_position = PL->i_current_index;
+ PL_UNLOCK;
+
+ ADD_INT32( &i_position );
+ REPLY_SEND;
+}
+
+DBUS_METHOD( GetMetadata )
+{
+ REPLY_INIT;
+ OUT_ARGUMENTS;
+ DBusError error;
+ dbus_error_init( &error );
+
+ dbus_int32_t i_position;
+ playlist_t *p_playlist = PL;
+
+ dbus_message_get_args( p_from, &error,
+ DBUS_TYPE_INT32, &i_position,
+ DBUS_TYPE_INVALID );
+
+ if( dbus_error_is_set( &error ) )
+ {
+ msg_Err( (vlc_object_t*) p_this, "D-Bus message reading : %s",
+ error.message );
+ dbus_error_free( &error );
+ return DBUS_HANDLER_RESULT_NOT_YET_HANDLED;
+ }
+
+ PL_LOCK;
+ if( i_position < p_playlist->current.i_size )
+ {
+ GetInputMeta( p_playlist->current.p_elems[i_position]->p_input, &args );
+ }
+
+ PL_UNLOCK;
+ REPLY_SEND;
+}
+
+DBUS_METHOD( GetLength )
+{
+ REPLY_INIT;
+ OUT_ARGUMENTS;
+ playlist_t *p_playlist = PL;
+
+ PL_LOCK;
+ dbus_int32_t i_elements = PL->current.i_size;
+ PL_UNLOCK;
+
+ ADD_INT32( &i_elements );
+ REPLY_SEND;
+}
+
+DBUS_METHOD( DelTrack )
+{
+ REPLY_INIT;
+
+ DBusError error;
+ dbus_error_init( &error );
+
+ dbus_int32_t i_position;
+ playlist_t *p_playlist = PL;
+
+ dbus_message_get_args( p_from, &error,
+ DBUS_TYPE_INT32, &i_position,
+ DBUS_TYPE_INVALID );
+
+ if( dbus_error_is_set( &error ) )
+ {
+ msg_Err( (vlc_object_t*) p_this, "D-Bus message reading : %s",
+ error.message );
+ dbus_error_free( &error );
+ return DBUS_HANDLER_RESULT_NOT_YET_HANDLED;
+ }
+
+ PL_LOCK;
+ if( i_position < p_playlist->current.i_size )
+ {
+ playlist_DeleteFromInput( p_playlist,
+ p_playlist->current.p_elems[i_position]->p_input,
+ pl_Locked );
+ }
+ PL_UNLOCK;
+
+ REPLY_SEND;
+}
+
+DBUS_METHOD( SetLoop )
+{
+ REPLY_INIT;
+ OUT_ARGUMENTS;
+
+ DBusError error;
+ dbus_bool_t b_loop;
+
+ dbus_error_init( &error );
+ dbus_message_get_args( p_from, &error,
+ DBUS_TYPE_BOOLEAN, &b_loop,
+ DBUS_TYPE_INVALID );
+
+ if( dbus_error_is_set( &error ) )
+ {
+ msg_Err( (vlc_object_t*) p_this, "D-Bus message reading : %s",
+ error.message );
+ dbus_error_free( &error );
+ return DBUS_HANDLER_RESULT_NOT_YET_HANDLED;
+ }
+
+ var_SetBool( PL, "loop", ( b_loop == TRUE ) );
+
+ REPLY_SEND;
+}
+
+DBUS_METHOD( SetRandom )
+{
+ REPLY_INIT;
+ OUT_ARGUMENTS;
+
+ DBusError error;
+ dbus_bool_t b_random;
+
+ dbus_error_init( &error );
+ dbus_message_get_args( p_from, &error,
+ DBUS_TYPE_BOOLEAN, &b_random,
+ DBUS_TYPE_INVALID );
+
+ if( dbus_error_is_set( &error ) )
+ {
+ msg_Err( (vlc_object_t*) p_this, "D-Bus message reading : %s",
+ error.message );
+ dbus_error_free( &error );
+ return DBUS_HANDLER_RESULT_NOT_YET_HANDLED;
+ }
+
+ var_SetBool( PL, "random", ( b_random == TRUE ) );
+
+ REPLY_SEND;
+}
+
+/******************************************************************************
+ * TrackListChange: tracklist order / length change signal
+ *****************************************************************************/
+DBUS_SIGNAL( TrackListChangeSignal )
+{ /* emit the new tracklist lengh */
+ SIGNAL_INIT( DBUS_MPRIS_TRACKLIST_INTERFACE,
+ DBUS_MPRIS_TRACKLIST_PATH,
+ "TrackListChange");
+
+ OUT_ARGUMENTS;
+
+ playlist_t *p_playlist = ((intf_thread_t*)p_data)->p_sys->p_playlist;
+ PL_LOCK;
+ dbus_int32_t i_elements = p_playlist->current.i_size;
+ PL_UNLOCK;
+
+ ADD_INT32( &i_elements );
+ SIGNAL_SEND;
+}
+
+DBUS_METHOD( handle_introspect_tracklist )
+{
+ VLC_UNUSED(p_this);
+ REPLY_INIT;
+ OUT_ARGUMENTS;
+ ADD_STRING( &psz_tracklist_introspection_xml );
+ REPLY_SEND;
+}
+
+#define METHOD_FUNC( interface, method, function ) \
+ else if( dbus_message_is_method_call( p_from, interface, method ) )\
+ return function( p_conn, p_from, p_this )
+
+DBusHandlerResult
+handle_tracklist ( DBusConnection *p_conn, DBusMessage *p_from, void *p_this )
+{
+ if( dbus_message_is_method_call( p_from,
+ DBUS_INTERFACE_INTROSPECTABLE, "Introspect" ) )
+ return handle_introspect_tracklist( p_conn, p_from, p_this );
+
+ /* here D-Bus method names are associated to an handler */
+
+ METHOD_FUNC( DBUS_MPRIS_TRACKLIST_INTERFACE, "GetMetadata", GetMetadata );
+ METHOD_FUNC( DBUS_MPRIS_TRACKLIST_INTERFACE, "GetCurrentTrack", GetCurrentTrack );
+ METHOD_FUNC( DBUS_MPRIS_TRACKLIST_INTERFACE, "GetLength", GetLength );
+ METHOD_FUNC( DBUS_MPRIS_TRACKLIST_INTERFACE, "AddTrack", AddTrack );
+ METHOD_FUNC( DBUS_MPRIS_TRACKLIST_INTERFACE, "DelTrack", DelTrack );
+ METHOD_FUNC( DBUS_MPRIS_TRACKLIST_INTERFACE, "SetLoop", SetLoop );
+ METHOD_FUNC( DBUS_MPRIS_TRACKLIST_INTERFACE, "SetRandom", SetRandom );
+
+ return DBUS_HANDLER_RESULT_NOT_YET_HANDLED;
+}
+
+/*****************************************************************************
+ * TrackListChangeEmit: Emits the TrackListChange signal
+ *****************************************************************************/
+/* FIXME: It is not called on tracklist reordering */
+int TrackListChangeEmit( intf_thread_t *p_intf, int signal, int i_node )
+{
+ // "playlist-item-append"
+ if( signal == SIGNAL_PLAYLIST_ITEM_APPEND )
+ {
+ /* don't signal when items are added/removed in p_category */
+ playlist_t *p_playlist = p_intf->p_sys->p_playlist;
+ PL_LOCK;
+ playlist_item_t *p_item = playlist_ItemGetById( p_playlist, i_node );
+ assert( p_item );
+ while( p_item->p_parent )
+ p_item = p_item->p_parent;
+ if( p_item == p_playlist->p_root_category )
+ {
+ PL_UNLOCK;
+ return VLC_SUCCESS;
+ }
+ PL_UNLOCK;
+ }
+
+ if( p_intf->p_sys->b_dead )
+ return VLC_SUCCESS;
+
+ UpdateCaps( p_intf );
+ TrackListChangeSignal( p_intf->p_sys->p_conn, p_intf );
+ return VLC_SUCCESS;
+}
+
+#undef METHOD_FUNC
diff --git a/modules/control/dbus/dbus_tracklist.h b/modules/control/dbus/dbus_tracklist.h
new file mode 100644
index 0000000..c28f30f
--- /dev/null
+++ b/modules/control/dbus/dbus_tracklist.h
@@ -0,0 +1,48 @@
+/*****************************************************************************
+ * dbus-tracklist.h : dbus control module (mpris v1.0) - /TrackList object
+ *****************************************************************************
+ * Copyright © 2006-2008 Rafaël Carré
+ * Copyright © 2007-2010 Mirsal Ennaime
+ * Copyright © 2009-2010 The VideoLAN team
+ * $Id$
+ *
+ * Authors: Mirsal ENNAIME <mirsal dot ennaime at gmail dot com>
+ *
+ * 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 Street, Fifth Floor, Boston MA 02110-1301, USA.
+ *****************************************************************************/
+
+#ifndef _VLC_DBUS_TRACKLIST_H
+#define _VLC_DBUS_TRACKLIST_H
+
+#include <vlc_common.h>
+#include <vlc_interface.h>
+#include "dbus_common.h"
+
+#define DBUS_MPRIS_TRACKLIST_INTERFACE "org.freedesktop.MediaPlayer"
+#define DBUS_MPRIS_TRACKLIST_PATH "/TrackList"
+
+/* Handle incoming dbus messages */
+DBusHandlerResult handle_tracklist ( DBusConnection *p_conn,
+ DBusMessage *p_from,
+ void *p_this );
+
+static const DBusObjectPathVTable dbus_mpris_tracklist_vtable = {
+ NULL, handle_tracklist, /* handler function */
+ NULL, NULL, NULL, NULL
+};
+
+int TrackListChangeEmit( intf_thread_t *, int, int );
+
+#endif //dbus_tracklist.h
--
1.7.0.4
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