libvlccore: Make sure vlc_gc_* function correctly assert() on common errors, and...

[vlc] / src / libvlc.c

diff --git a/src/libvlc.c b/src/libvlc.c
index f68221ff121f39639baedfc0214c4333fb5352ef..7340e365f8634e003cca0401c586559986fbd691 100644 (file)
--- a/src/libvlc.c
+++ b/src/libvlc.c
@@ -105,6 +105,41 @@ static unsigned          i_instances = 0;
 
 static bool b_daemon = false;
 
+/*****************************************************************************
+ * vlc_gc_*.
+ *****************************************************************************/
+void __vlc_gc_incref( gc_object_t * p_gc )
+{
+    assert( p_gc->i_gc_refcount > 0 );
+
+    /* FIXME: atomic version needed! */
+    p_gc->i_gc_refcount ++;
+}
+
+void __vlc_gc_decref( gc_object_t *p_gc )
+{
+    assert( p_gc );
+    assert( p_gc->i_gc_refcount > 0 );
+
+    /* FIXME: atomic version needed! */
+    p_gc->i_gc_refcount -- ;
+
+    if( p_gc->i_gc_refcount == 0 )
+    {
+        p_gc->pf_destructor( p_gc );
+        /* Do not use the p_gc pointer from now on ! */
+    }
+}
+
+void
+__vlc_gc_init( gc_object_t * p_gc, void (*pf_destructor)( gc_object_t * ),
+               void * arg)
+{
+    p_gc->i_gc_refcount = 1;
+    p_gc->pf_destructor = pf_destructor;
+    p_gc->p_destructor_arg = arg;
+}
+
 /*****************************************************************************
  * Local prototypes
  *****************************************************************************/