/*****************************************************************************
- * vlc_objects.h: vlc_object_t definition.
+ * vlc_objects.h: vlc_object_t definition and manipulation methods
*****************************************************************************
- * Copyright (C) 2002 VideoLAN (Centrale Réseaux) and its contributors
+ * Copyright (C) 2002-2008 the VideoLAN team
* $Id$
*
* Authors: Samuel Hocevar <sam@zoy.org>
*
* 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., 59 Temple Place - Suite 330, Boston, MA 02111, USA.
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston MA 02110-1301, USA.
*****************************************************************************/
/**
* \file
- * This file defines the vlc_object_t structure and object types
+ * This file defines the vlc_object_t structure and object types.
*/
/**
*/
/* Object types */
-#define VLC_OBJECT_ROOT (-1)
-#define VLC_OBJECT_VLC (-2)
-#define VLC_OBJECT_MODULE (-3)
-#define VLC_OBJECT_INTF (-4)
-#define VLC_OBJECT_PLAYLIST (-5)
-#define VLC_OBJECT_ITEM (-6)
-#define VLC_OBJECT_INPUT (-7)
-#define VLC_OBJECT_DECODER (-8)
-#define VLC_OBJECT_VOUT (-9)
-#define VLC_OBJECT_AOUT (-10)
-#define VLC_OBJECT_SOUT (-11)
-#define VLC_OBJECT_HTTPD (-12)
-#define VLC_OBJECT_PACKETIZER (-13)
-#define VLC_OBJECT_ENCODER (-14)
-#define VLC_OBJECT_DIALOGS (-15)
-#define VLC_OBJECT_VLM (-16)
-#define VLC_OBJECT_ANNOUNCE (-17)
-#define VLC_OBJECT_DEMUX (-18)
-#define VLC_OBJECT_ACCESS (-19)
-#define VLC_OBJECT_STREAM (-20)
-#define VLC_OBJECT_OPENGL (-21)
-#define VLC_OBJECT_FILTER (-22)
-#define VLC_OBJECT_VOD (-23)
-#define VLC_OBJECT_SPU (-24)
-#define VLC_OBJECT_TLS (-25)
-#define VLC_OBJECT_SD (-26)
-#define VLC_OBJECT_XML (-27)
-
-#define VLC_OBJECT_GENERIC (-666)
+#define VLC_OBJECT_LIBVLC (-2)
+#define VLC_OBJECT_MODULE (-3)
+#define VLC_OBJECT_INTF (-4)
+#define VLC_OBJECT_PLAYLIST (-5)
+#define VLC_OBJECT_INPUT (-7)
+#define VLC_OBJECT_DECODER (-8)
+#define VLC_OBJECT_VOUT (-9)
+#define VLC_OBJECT_AOUT (-10)
+#define VLC_OBJECT_PACKETIZER (-13)
+#define VLC_OBJECT_ENCODER (-14)
+#define VLC_OBJECT_ANNOUNCE (-17)
+#define VLC_OBJECT_OPENGL (-21)
+#define VLC_OBJECT_OSDMENU (-28)
+/* Please add new object types below -34 */
+/* Please do not add new object types anyway */
+#define VLC_OBJECT_GENERIC (-666)
/* Object search mode */
#define FIND_PARENT 0x0001
#define FIND_STRICT 0x0010
+/* Object flags */
+#define OBJECT_FLAGS_NODBG 0x0001
+#define OBJECT_FLAGS_QUIET 0x0002
+#define OBJECT_FLAGS_NOINTERACT 0x0004
+
+/* Types */
+typedef void (*vlc_destructor_t)(struct vlc_object_t *);
+
/*****************************************************************************
* The vlc_object_t type. Yes, it's that simple :-)
*****************************************************************************/
* Prototypes
*****************************************************************************/
VLC_EXPORT( void *, __vlc_object_create, ( vlc_object_t *, int ) );
-VLC_EXPORT( void, __vlc_object_destroy, ( vlc_object_t * ) );
+VLC_EXPORT( void, __vlc_object_set_destructor, ( vlc_object_t *, vlc_destructor_t ) );
VLC_EXPORT( void, __vlc_object_attach, ( vlc_object_t *, vlc_object_t * ) );
VLC_EXPORT( void, __vlc_object_detach, ( vlc_object_t * ) );
-VLC_EXPORT( void *, __vlc_object_get, ( vlc_object_t *, int ) );
+VLC_EXPORT( void *, vlc_object_get, ( int ) );
VLC_EXPORT( void *, __vlc_object_find, ( vlc_object_t *, int, int ) );
+VLC_EXPORT( void *, __vlc_object_find_name, ( vlc_object_t *, const char *, int ) );
VLC_EXPORT( void, __vlc_object_yield, ( vlc_object_t * ) );
VLC_EXPORT( void, __vlc_object_release, ( vlc_object_t * ) );
VLC_EXPORT( vlc_list_t *, __vlc_list_find, ( vlc_object_t *, int, int ) );
+VLC_EXPORT( vlc_list_t *, __vlc_list_children, ( vlc_object_t * ) );
VLC_EXPORT( void, vlc_list_release, ( vlc_list_t * ) );
+/* __vlc_object_dump */
+VLC_EXPORT( void, __vlc_object_dump, ( vlc_object_t *p_this ) );
+
/*}@*/
#define vlc_object_create(a,b) \
__vlc_object_create( VLC_OBJECT(a), b )
-#define vlc_object_destroy(a) do { \
- __vlc_object_destroy( VLC_OBJECT(a) ); \
- (a) = NULL; } while(0)
+#define vlc_object_set_destructor(a,b) \
+ __vlc_object_set_destructor( VLC_OBJECT(a), b )
#define vlc_object_detach(a) \
__vlc_object_detach( VLC_OBJECT(a) )
#define vlc_object_attach(a,b) \
__vlc_object_attach( VLC_OBJECT(a), VLC_OBJECT(b) )
-#define vlc_object_get(a,b) \
- __vlc_object_get( VLC_OBJECT(a),b)
-
#define vlc_object_find(a,b,c) \
__vlc_object_find( VLC_OBJECT(a),b,c)
+#define vlc_object_find_name(a,b,c) \
+ __vlc_object_find_name( VLC_OBJECT(a),b,c)
+
#define vlc_object_yield(a) \
__vlc_object_yield( VLC_OBJECT(a) )
#define vlc_list_find(a,b,c) \
__vlc_list_find( VLC_OBJECT(a),b,c)
+#define vlc_list_children(a) \
+ __vlc_list_children( VLC_OBJECT(a) )
+
+#define vlc_object_dump(a) \
+ __vlc_object_dump( VLC_OBJECT(a))
+
+
+/* Objects and threading */
+VLC_EXPORT( void, __vlc_object_lock, ( vlc_object_t * ) );
+#define vlc_object_lock( obj ) \
+ __vlc_object_lock( VLC_OBJECT( obj ) )
+
+VLC_EXPORT( void, __vlc_object_unlock, ( vlc_object_t * ) );
+#define vlc_object_unlock( obj ) \
+ __vlc_object_unlock( VLC_OBJECT( obj ) )
+
+VLC_EXPORT( void, __vlc_object_wait, ( vlc_object_t * ) );
+#define vlc_object_wait( obj ) \
+ __vlc_object_wait( VLC_OBJECT( obj ) )
+
+VLC_EXPORT( int, __vlc_object_timedwait, ( vlc_object_t *, mtime_t ) );
+#define vlc_object_timedwait( obj, d ) \
+ __vlc_object_timedwait( VLC_OBJECT( obj ), d )
+
+VLC_EXPORT( void, __vlc_object_signal_unlocked, ( vlc_object_t * ) );
+#define vlc_object_signal_unlocked( obj ) \
+ __vlc_object_signal_unlocked( VLC_OBJECT( obj ) )
+
+static inline void __vlc_object_signal( vlc_object_t *obj )
+{
+ vlc_object_lock( obj );
+ vlc_object_signal_unlocked( obj );
+ vlc_object_unlock( obj );
+}
+#define vlc_object_signal( obj ) \
+ __vlc_object_signal( VLC_OBJECT( obj ) )
+
+VLC_EXPORT( void, __vlc_object_kill, ( vlc_object_t * ) );
+#define vlc_object_kill(a) \
+ __vlc_object_kill( VLC_OBJECT(a) )
+
+static inline bool __vlc_object_alive (const vlc_object_t *obj)
+{
+ barrier ();
+ return !obj->b_die;
+}
+
+#define vlc_object_alive(a) \
+ __vlc_object_alive( VLC_OBJECT(a) )
+
+VLC_EXPORT( int, __vlc_object_waitpipe, ( vlc_object_t *obj ));
+#define vlc_object_waitpipe(a) \
+ __vlc_object_waitpipe( VLC_OBJECT(a) )
+
+/* NOTE: this function is a *temporary* convenience.
+ * See the vlc_object_alive() documentation for a better alternative.
+ */
+static inline
+bool __vlc_object_lock_and_wait( vlc_object_t *obj )
+{
+ bool b;
+
+ vlc_object_lock( obj );
+ b = vlc_object_alive( obj );
+ if( b )
+ {
+ vlc_object_wait( obj );
+ b = vlc_object_alive( obj );
+ }
+ vlc_object_unlock( obj );
+ return b;
+}
+#define vlc_object_lock_and_wait( obj ) \
+ __vlc_object_lock_and_wait( VLC_OBJECT(obj) )
+
+
projects / vlc / blobdiff