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vlc-1.1
Commit e0784be1 authored by Rémi Denis-Courmont's avatar Rémi Denis-Courmont
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Hide object reference counter. 

Good news is, no plugins used it anyway.
Bad news is, some parts of libvlc still use which is wrong (i_refcount is protected by the "structure lock", meaning only misc/objects.c functions can use it safely).
parent 02102ee3
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Showing with 34 additions and 27 deletions
include/vlc_common.h
View file @ e0784be1
......@@ -576,7 +576,6 @@ typedef struct vlc_object_internals_t vlc_object_internals_t;
/* Stuff related to the libvlc structure */ \
libvlc_int_t *p_libvlc; /**< (root of all evil) - 1 */ \
\
volatile int i_refcount; /**< usage count */ \
vlc_object_t * p_parent; /**< our parent */ \
vlc_object_t ** pp_children; /**< our children */ \
volatile int i_children; \
......
src/control/media_instance.c
View file @ e0784be1
......@@ -52,7 +52,7 @@ static void release_input_thread( libvlc_media_instance_t *p_mi )
/* release for previous vlc_object_get */
vlc_object_release( p_input_thread );
should_destroy = p_input_thread->i_refcount == 1;
should_destroy = p_input_thread->p_internals->i_refcount == 1;
/* release for initial p_input_thread yield (see _new()) */
vlc_object_release( p_input_thread );
......
src/input/vlm.c
View file @ e0784be1
......@@ -167,7 +167,7 @@ void vlm_Delete( vlm_t *p_vlm )
vlc_object_release( p_vlm );
if( p_vlm->i_refcount > 0 )
if( p_vlm->p_internals->i_refcount > 0 )
{
vlc_mutex_unlock( lockval.p_address );
return;
......
src/libvlc.h
View file @ e0784be1
......@@ -112,6 +112,7 @@ struct vlc_object_internals_t
vlc_bool_t b_thread;
/* Objects management */
unsigned i_refcount;
vlc_bool_t b_attached;
};
......
src/misc/objects.c
View file @ e0784be1
......@@ -177,7 +177,7 @@ vlc_object_t *vlc_custom_create( vlc_object_t *p_this, size_t i_size,
vlc_mutex_unlock( &structure_lock );
}
p_new->i_refcount = 0;
p_priv->i_refcount = 0;
p_new->p_parent = NULL;
p_new->pp_children = NULL;
p_new->i_children = 0;
......@@ -358,7 +358,7 @@ void __vlc_object_destroy( vlc_object_t *p_this )
return;
}
while( p_this->i_refcount )
while( p_priv->i_refcount > 0 )
{
i_delay++;
......@@ -366,15 +366,15 @@ void __vlc_object_destroy( vlc_object_t *p_this )
if( i_delay == 2 )
{
msg_Warn( p_this,
"refcount is %i, delaying before deletion (id=%d,type=%d)",
p_this->i_refcount, p_this->i_object_id,
"refcount is %u, delaying before deletion (id=%d,type=%d)",
p_priv->i_refcount, p_this->i_object_id,
p_this->i_object_type );
}
else if( i_delay == 10 )
{
msg_Err( p_this,
"refcount is %i, delaying again (id=%d,type=%d)",
p_this->i_refcount, p_this->i_object_id,
"refcount is %u, delaying again (id=%d,type=%d)",
p_priv->i_refcount, p_this->i_object_id,
p_this->i_object_type );
}
else if( i_delay == 20 )
......@@ -558,7 +558,7 @@ void * __vlc_object_get( vlc_object_t *p_this, int i_id )
if( pp_objects[i_middle+1]->i_object_id == i_id )
{
vlc_mutex_unlock( &structure_lock );
pp_objects[i_middle+1]->i_refcount++;
pp_objects[i_middle+1]->p_internals->i_refcount++;
return pp_objects[i_middle+1];
}
break;
......@@ -567,7 +567,7 @@ void * __vlc_object_get( vlc_object_t *p_this, int i_id )
else
{
vlc_mutex_unlock( &structure_lock );
pp_objects[i_middle]->i_refcount++;
pp_objects[i_middle]->p_internals->i_refcount++;
return pp_objects[i_middle];
}
......@@ -599,7 +599,7 @@ void * __vlc_object_find( vlc_object_t *p_this, int i_type, int i_mode )
/* If we are of the requested type ourselves, don't look further */
if( !(i_mode & FIND_STRICT) && p_this->i_object_type == i_type )
{
p_this->i_refcount++;
p_this->p_internals->i_refcount++;
vlc_mutex_unlock( &structure_lock );
return p_this;
}
......@@ -652,7 +652,7 @@ void * __vlc_object_find_name( vlc_object_t *p_this, const char *psz_name,
&& p_this->psz_object_name
&& !strcmp( p_this->psz_object_name, psz_name ) )
{
p_this->i_refcount++;
p_this->p_internals->i_refcount++;
vlc_mutex_unlock( &structure_lock );
return p_this;
}
......@@ -694,18 +694,23 @@ void * __vlc_object_find_name( vlc_object_t *p_this, const char *psz_name,
void __vlc_object_yield( vlc_object_t *p_this )
{
vlc_mutex_lock( &structure_lock );
p_this->i_refcount++;
p_this->p_internals->i_refcount++;
vlc_mutex_unlock( &structure_lock );
}
/**
****************************************************************************
static inline void Release( vlc_object_t *obj )
{
assert( obj->p_internals->i_refcount > 0 );
obj->p_internals->i_refcount--;
}
/*****************************************************************************
* decrement an object refcount
*****************************************************************************/
void __vlc_object_release( vlc_object_t *p_this )
{
vlc_mutex_lock( &structure_lock );
p_this->i_refcount--;
Release( p_this );
vlc_mutex_unlock( &structure_lock );
}
......@@ -1030,7 +1035,7 @@ void vlc_list_release( vlc_list_t *p_list )
vlc_mutex_lock( &structure_lock );
for( i_index = 0; i_index < p_list->i_count; i_index++ )
{
p_list->p_values[i_index].p_object->i_refcount--;
Release( p_list->p_values[i_index].p_object );
}
vlc_mutex_unlock( &structure_lock );
......@@ -1093,7 +1098,7 @@ static vlc_object_t * FindObject( vlc_object_t *p_this, int i_type, int i_mode )
{
if( p_tmp->i_object_type == i_type )
{
p_tmp->i_refcount++;
p_tmp->p_internals->i_refcount++;
return p_tmp;
}
else
......@@ -1109,7 +1114,7 @@ static vlc_object_t * FindObject( vlc_object_t *p_this, int i_type, int i_mode )
p_tmp = p_this->pp_children[i];
if( p_tmp->i_object_type == i_type )
{
p_tmp->i_refcount++;
p_tmp->p_internals->i_refcount++;
return p_tmp;
}
else if( p_tmp->i_children )
......@@ -1147,7 +1152,7 @@ static vlc_object_t * FindObjectName( vlc_object_t *p_this,
if( p_tmp->psz_object_name
&& !strcmp( p_tmp->psz_object_name, psz_name ) )
{
p_tmp->i_refcount++;
p_tmp->p_internals->i_refcount++;
return p_tmp;
}
else
......@@ -1164,7 +1169,7 @@ static vlc_object_t * FindObjectName( vlc_object_t *p_this,
if( p_tmp->psz_object_name
&& !strcmp( p_tmp->psz_object_name, psz_name ) )
{
p_tmp->i_refcount++;
p_tmp->p_internals->i_refcount++;
return p_tmp;
}
else if( p_tmp->i_children )
......@@ -1264,8 +1269,9 @@ static void PrintObject( vlc_object_t *p_this, const char *psz_prefix )
}
psz_refcount[0] = '\0';
if( p_this->i_refcount )
snprintf( psz_refcount, 19, ", refcount %i", p_this->i_refcount );
if( p_this->p_internals->i_refcount > 0 )
snprintf( psz_refcount, 19, ", refcount %u",
p_this->p_internals->i_refcount );
psz_thread[0] = '\0';
if( p_this->p_internals->b_thread )
......@@ -1364,7 +1370,7 @@ static void ListReplace( vlc_list_t *p_list, vlc_object_t *p_object,
return;
}
p_object->i_refcount++;
p_object->p_internals->i_refcount++;
p_list->p_values[i_index].p_object = p_object;
......@@ -1386,7 +1392,7 @@ static void ListReplace( vlc_list_t *p_list, vlc_object_t *p_object,
return;
}
p_object->i_refcount++;
p_object->p_internals->i_refcount++;
p_list->p_values[p_list->i_count].p_object = p_object;
p_list->i_count++;
......
src/osd/osd.c
View file @ e0784be1
......@@ -28,6 +28,7 @@
#include <vlc/vlc.h>
#include <vlc_keys.h>
#include <vlc_osd.h>
#include "libvlc.h"
#undef OSD_MENU_DEBUG
......@@ -130,7 +131,7 @@ void __osd_MenuDelete( vlc_object_t *p_this, osd_menu_t *p_osd )
vlc_mutex_lock( lockval.p_address );
vlc_object_release( p_osd );
if( p_osd->i_refcount > 0 )
if( p_osd->p_internals->i_refcount > 0 )
{
vlc_mutex_unlock( lockval.p_address );
return;
......
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