]> git.sesse.net Git - vlc/blobdiff - src/misc/objects.c
Allocate global object as the others - not statically anymore
[vlc] / src / misc / objects.c
index de29859275f5f2bcb0aa6e496558345c0826f8d0..dc9c09f76a5f7ee39214ce5ec14c1ba80822f702 100644 (file)
@@ -80,7 +80,7 @@ static void           DetachObject  ( vlc_object_t * );
 static void           PrintObject   ( vlc_object_t *, const char * );
 static void           DumpStructure ( vlc_object_t *, int, char * );
 static int            FindIndex     ( vlc_object_t *, vlc_object_t **, int );
-static void           SetAttachment ( vlc_object_t *, vlc_bool_t );
+static void           SetAttachment ( vlc_object_t *, bool );
 
 static vlc_list_t   * NewList       ( int );
 static void           ListReplace   ( vlc_list_t *, vlc_object_t *, int );
@@ -115,13 +115,8 @@ void *vlc_custom_create( vlc_object_t *p_this, size_t i_size,
     if( p_priv == NULL )
         return NULL;
 
-    if( i_type == VLC_OBJECT_GLOBAL )
-        p_new = p_this;
-    else
-    {
-        assert (i_size >= sizeof (vlc_object_t));
-        p_new = (vlc_object_t *)(p_priv + 1);
-    }
+    assert (i_size >= sizeof (vlc_object_t));
+    p_new = (vlc_object_t *)(p_priv + 1);
 
     p_new->p_internals = p_priv;
     p_new->i_object_type = i_type;
@@ -129,16 +124,17 @@ void *vlc_custom_create( vlc_object_t *p_this, size_t i_size,
 
     p_new->psz_object_name = NULL;
 
-    p_new->b_die = VLC_FALSE;
-    p_new->b_error = VLC_FALSE;
-    p_new->b_dead = VLC_FALSE;
-    p_priv->b_attached = VLC_FALSE;
-    p_new->b_force = VLC_FALSE;
+    p_new->b_die = false;
+    p_new->b_error = false;
+    p_new->b_dead = false;
+    p_priv->b_attached = false;
+    p_new->b_force = false;
 
     p_new->psz_header = NULL;
 
-    p_new->i_flags |= p_this->i_flags
-        & (OBJECT_FLAGS_NODBG|OBJECT_FLAGS_QUIET|OBJECT_FLAGS_NOINTERACT);
+    if (p_this)
+        p_new->i_flags = p_this->i_flags
+            & (OBJECT_FLAGS_NODBG|OBJECT_FLAGS_QUIET|OBJECT_FLAGS_NOINTERACT);
 
     p_priv->p_vars = calloc( sizeof( variable_t ), 16 );
 
@@ -148,50 +144,45 @@ void *vlc_custom_create( vlc_object_t *p_this, size_t i_size,
         return NULL;
     }
 
+    libvlc_global_data_t *p_libvlc_global;
     if( i_type == VLC_OBJECT_GLOBAL )
     {
         /* If i_type is global, then p_new is actually p_libvlc_global */
-        libvlc_global_data_t *p_libvlc_global = (libvlc_global_data_t *)p_new;
+        p_libvlc_global = (libvlc_global_data_t *)p_new;
         p_new->p_libvlc = NULL;
 
         p_libvlc_global->i_counter = 0;
-        p_new->i_object_id = 0;
-
-        p_libvlc_global->i_objects = 1;
-        p_libvlc_global->pp_objects = malloc( sizeof(vlc_object_t *) );
-        p_libvlc_global->pp_objects[0] = p_new;
-        p_priv->b_attached = VLC_TRUE;
+        p_libvlc_global->i_objects = 0;
+        p_libvlc_global->pp_objects = NULL;
+        p_priv->b_attached = true;
         vlc_mutex_init( p_new, &structure_lock );
     }
     else
     {
-        libvlc_global_data_t *p_libvlc_global = vlc_global();
+        p_libvlc_global = vlc_global();
         if( i_type == VLC_OBJECT_LIBVLC )
         {
             p_new->p_libvlc = (libvlc_int_t*)p_new;
-            p_priv->b_attached = VLC_TRUE;
+            p_priv->b_attached = true;
         }
         else
         {
             p_new->p_libvlc = p_this->p_libvlc;
         }
+    }
 
-        vlc_mutex_lock( &structure_lock );
-
-        p_libvlc_global->i_counter++;
-        p_new->i_object_id = p_libvlc_global->i_counter;
-
-        /* Wooohaa! If *this* fails, we're in serious trouble! Anyway it's
-         * useless to try and recover anything if pp_objects gets smashed. */
-        TAB_APPEND( p_libvlc_global->i_objects, p_libvlc_global->pp_objects,
-                    p_new );
+    vlc_mutex_lock( &structure_lock );
+    p_new->i_object_id = p_libvlc_global->i_counter++;
 
-        vlc_mutex_unlock( &structure_lock );
-    }
+    /* Wooohaa! If *this* fails, we're in serious trouble! Anyway it's
+     * useless to try and recover anything if pp_objects gets smashed. */
+    TAB_APPEND( p_libvlc_global->i_objects, p_libvlc_global->pp_objects,
+                p_new );
+    vlc_mutex_unlock( &structure_lock );
 
     p_priv->i_refcount = 1;
     p_priv->pf_destructor = kVLCDestructor;
-    p_priv->b_thread = VLC_FALSE;
+    p_priv->b_thread = false;
     p_new->p_parent = NULL;
     p_new->pp_children = NULL;
     p_new->i_children = 0;
@@ -371,8 +362,10 @@ static void vlc_object_destroy( vlc_object_t *p_this )
                      p_this->pp_children[i]->psz_object_name );
         }
         fflush(stderr);
+
         /* Dump libvlc object to ease debugging */
         vlc_object_dump( p_this->p_libvlc );
+
         abort();
     }
 
@@ -404,8 +397,16 @@ static void vlc_object_destroy( vlc_object_t *p_this )
                          p_global->pp_objects[i]->i_object_id,
                          p_global->pp_objects[i]->psz_object_type,
                          p_global->pp_objects[i]->psz_object_name );
+
+                /* Dump libvlc object to ease debugging */
+                vlc_object_dump( p_global->pp_objects[i] );
+
                 fflush(stderr);
             }
+
+            /* Dump libvlc object to ease debugging */
+            vlc_object_dump( p_this );
+
             /* Strongly abort, cause we want these to be fixed */
             abort();
         }
@@ -417,6 +418,8 @@ static void vlc_object_destroy( vlc_object_t *p_this )
         vlc_mutex_destroy( &structure_lock );
     }
 
+    FREENULL( p_this->psz_object_name );
+
 #if defined(WIN32) || defined(UNDER_CE)
     /* if object has an associated thread, close it now */
     if( p_priv->thread_id.hThread )
@@ -516,8 +519,8 @@ error:
 int __vlc_object_waitpipe( vlc_object_t *obj )
 {
     int pfd[2] = { -1, -1 };
-    struct vlc_object_internals_t *internals = obj->p_internals;
-    vlc_bool_t killed = VLC_FALSE;
+    vlc_object_internals_t *internals = vlc_internals( obj );
+    bool killed = false;
 
     vlc_spin_lock (&internals->spin);
     if (internals->pipes[0] == -1)
@@ -572,7 +575,7 @@ int __vlc_object_waitpipe( vlc_object_t *obj )
  *
  * @return true if the object is dying and should terminate.
  */
-vlc_bool_t __vlc_object_wait( vlc_object_t *obj )
+bool __vlc_object_wait( vlc_object_t *obj )
 {
     vlc_assert_locked( &obj->object_lock );
     vlc_cond_wait( &obj->object_wait, &obj->object_lock );
@@ -625,7 +628,7 @@ int __vlc_object_timedwait( vlc_object_t *obj, mtime_t deadline )
  *
  * @return true iff the object has not been killed yet
  */
-vlc_bool_t __vlc_object_alive( vlc_object_t *obj )
+bool __vlc_object_alive( vlc_object_t *obj )
 {
     vlc_assert_locked( &obj->object_lock );
     return !obj->b_die;
@@ -648,11 +651,11 @@ void __vlc_object_signal_unlocked( vlc_object_t *obj )
  */
 void __vlc_object_kill( vlc_object_t *p_this )
 {
-    struct vlc_object_internals_t *internals = p_this->p_internals;
+    vlc_object_internals_t *internals = vlc_internals( p_this );
     int fd;
 
     vlc_mutex_lock( &p_this->object_lock );
-    p_this->b_die = VLC_TRUE;
+    p_this->b_die = true;
 
     vlc_spin_lock (&internals->spin);
     fd = internals->pipes[1];
@@ -710,7 +713,7 @@ void * vlc_object_get( int i_id )
             {
                 /* This happens when there are only two remaining objects */
                 if( pp_objects[i_middle+1]->i_object_id == i_id
-                    && pp_objects[i_middle+1]->p_internals->i_refcount > 0 )
+                    && vlc_internals( pp_objects[i_middle+1] )->i_refcount > 0 )
                 {
                     vlc_object_yield_locked( pp_objects[i_middle+1] );
                     vlc_mutex_unlock( &structure_lock );
@@ -719,7 +722,7 @@ void * vlc_object_get( int i_id )
                 break;
             }
         }
-        else if( pp_objects[i_middle]->p_internals->i_refcount > 0 )
+        else if( vlc_internals( pp_objects[i_middle] )->i_refcount > 0 )
         {
             vlc_object_yield_locked( pp_objects[i_middle] );
             vlc_mutex_unlock( &structure_lock );
@@ -753,7 +756,7 @@ 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->p_internals->i_refcount > 0 )
+        && vlc_internals( p_this )->i_refcount > 0 )
     {
         vlc_object_yield_locked( p_this );
         vlc_mutex_unlock( &structure_lock );
@@ -804,13 +807,13 @@ void * __vlc_object_find_name( vlc_object_t *p_this, const char *psz_name,
     vlc_mutex_lock( &structure_lock );
 
     /* Avoid obvious freed object uses */
-    assert( p_this->p_internals->i_refcount > 0 );
+    assert( vlc_internals( p_this )->i_refcount > 0 );
 
     /* If have the requested name ourselves, don't look further */
     if( !(i_mode & FIND_STRICT)
         && p_this->psz_object_name
         && !strcmp( p_this->psz_object_name, psz_name )
-        && p_this->p_internals->i_refcount > 0 )
+        && vlc_internals( p_this )->i_refcount > 0 )
     {
         vlc_object_yield_locked( p_this );
         vlc_mutex_unlock( &structure_lock );
@@ -858,10 +861,10 @@ static void vlc_object_yield_locked( vlc_object_t *p_this )
     vlc_assert_locked (&structure_lock);
 
     /* Avoid obvious freed object uses */
-    assert( p_this->p_internals->i_refcount > 0 );
+    assert( vlc_internals( p_this )->i_refcount > 0 );
 
     /* Increment the counter */
-    p_this->p_internals->i_refcount++;
+    vlc_internals( p_this )->i_refcount++;
 }
 
 /* Public function */
@@ -879,13 +882,13 @@ void __vlc_object_yield( vlc_object_t *p_this )
  *****************************************************************************/
 void __vlc_object_release( vlc_object_t *p_this )
 {
-    vlc_bool_t b_should_destroy;
+    bool b_should_destroy;
 
     vlc_mutex_lock( &structure_lock );
 
-    assert( p_this->p_internals->i_refcount > 0 );
-    p_this->p_internals->i_refcount--;
-    b_should_destroy = (p_this->p_internals->i_refcount == 0);
+    assert( vlc_internals( p_this )->i_refcount > 0 );
+    vlc_internals( p_this )->i_refcount--;
+    b_should_destroy = (vlc_internals( p_this )->i_refcount == 0);
 
     if( b_should_destroy )
     {
@@ -922,7 +925,7 @@ void __vlc_object_attach( vlc_object_t *p_this, vlc_object_t *p_parent )
     vlc_mutex_lock( &structure_lock );
 
     /* Avoid obvious freed object uses */
-    assert( p_this->p_internals->i_refcount > 0 );
+    assert( vlc_internals( p_this )->i_refcount > 0 );
 
     /* Attach the parent to its child */
     p_this->p_parent = p_parent;
@@ -932,9 +935,9 @@ void __vlc_object_attach( vlc_object_t *p_this, vlc_object_t *p_parent )
                  p_parent->i_children, p_this );
 
     /* Climb up the tree to see whether we are connected with the root */
-    if( p_parent->p_internals->b_attached )
+    if( vlc_internals( p_parent )->b_attached )
     {
-        SetAttachment( p_this, VLC_TRUE );
+        SetAttachment( p_this, true );
     }
 
     vlc_mutex_unlock( &structure_lock );
@@ -960,9 +963,9 @@ void __vlc_object_detach( vlc_object_t *p_this )
     }
 
     /* Climb up the tree to see whether we are connected with the root */
-    if( p_this->p_parent->p_internals->b_attached )
+    if( vlc_internals( p_this->p_parent )->b_attached )
     {
-        SetAttachment( p_this, VLC_FALSE );
+        SetAttachment( p_this, false );
     }
 
     DetachObject( p_this );
@@ -995,7 +998,7 @@ vlc_list_t * __vlc_list_find( vlc_object_t *p_this, int i_type, int i_mode )
 
         for( ; pp_current < pp_end ; pp_current++ )
         {
-            if( (*pp_current)->p_internals->b_attached
+            if( vlc_internals(*pp_current)->b_attached
                  && (*pp_current)->i_object_type == i_type )
             {
                 i_count++;
@@ -1007,7 +1010,7 @@ vlc_list_t * __vlc_list_find( vlc_object_t *p_this, int i_type, int i_mode )
 
         for( ; pp_current < pp_end ; pp_current++ )
         {
-            if( (*pp_current)->p_internals->b_attached
+            if( vlc_internals(*pp_current)->b_attached
                  && (*pp_current)->i_object_type == i_type )
             {
                 ListReplace( p_list, *pp_current, i_index );
@@ -1067,7 +1070,7 @@ static int DumpCommand( vlc_object_t *p_this, char const *psz_cmd,
 
         for( ; pp_current < pp_end ; pp_current++ )
         {
-            if( (*pp_current)->p_internals->b_attached )
+            if( vlc_internals(*pp_current)->b_attached )
             {
                 PrintObject( *pp_current, "" );
             }
@@ -1139,11 +1142,11 @@ static int DumpCommand( vlc_object_t *p_this, char const *psz_cmd,
 
             PrintObject( p_object, "" );
 
-            if( !p_object->p_internals->i_vars )
+            if( !vlc_internals( p_object )->i_vars )
                 printf( " `-o No variables\n" );
-            for( i = 0; i < p_object->p_internals->i_vars; i++ )
+            for( i = 0; i < vlc_internals( p_object )->i_vars; i++ )
             {
-                variable_t *p_var = p_object->p_internals->p_vars + i;
+                variable_t *p_var = vlc_internals( p_object )->p_vars + i;
 
                 const char *psz_type = "unknown";
                 switch( p_var->i_type & VLC_VAR_TYPE )
@@ -1169,7 +1172,7 @@ static int DumpCommand( vlc_object_t *p_this, char const *psz_cmd,
 #undef MYCASE
                 }
                 printf( " %c-o \"%s\" (%s",
-                        i + 1 == p_object->p_internals->i_vars ? '`' : '|',
+                        i + 1 == vlc_internals( p_object )->i_vars ? '`' : '|',
                         p_var->psz_name, psz_type );
                 if( p_var->psz_text )
                     printf( ", %s", p_var->psz_text );
@@ -1196,7 +1199,7 @@ static int DumpCommand( vlc_object_t *p_this, char const *psz_cmd,
                         printf( ": %f", p_var->val.f_float );
                         break;
                     case VLC_VAR_TIME:
-                        printf( ": " I64Fi, (int64_t)p_var->val.i_time );
+                        printf( ": %"PRIi64, (int64_t)p_var->val.i_time );
                         break;
                     case VLC_VAR_ADDRESS:
                         printf( ": %p", p_var->val.p_address );
@@ -1305,7 +1308,7 @@ static vlc_object_t * FindObject( vlc_object_t *p_this, int i_type, int i_mode )
         if( p_tmp )
         {
             if( p_tmp->i_object_type == i_type
-                && p_tmp->p_internals->i_refcount > 0 )
+                && vlc_internals( p_tmp )->i_refcount > 0 )
             {
                 vlc_object_yield_locked( p_tmp );
                 return p_tmp;
@@ -1322,7 +1325,7 @@ 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->p_internals->i_refcount > 0 )
+                && vlc_internals( p_tmp )->i_refcount > 0 )
             {
                 vlc_object_yield_locked( p_tmp );
                 return p_tmp;
@@ -1361,7 +1364,7 @@ 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->p_internals->i_refcount > 0 )
+                && vlc_internals( p_tmp )->i_refcount > 0 )
             {
                 vlc_object_yield_locked( p_tmp );
                 return p_tmp;
@@ -1379,7 +1382,7 @@ static vlc_object_t * FindObjectName( vlc_object_t *p_this,
             p_tmp = p_this->pp_children[i];
             if( p_tmp->psz_object_name
                 && !strcmp( p_tmp->psz_object_name, psz_name )
-                && p_tmp->p_internals->i_refcount > 0 )
+                && vlc_internals( p_tmp )->i_refcount > 0 )
             {
                 vlc_object_yield_locked( p_tmp );
                 return p_tmp;
@@ -1442,7 +1445,7 @@ static void DetachObject( vlc_object_t *p_this )
  * This function is used by the attach and detach functions to propagate
  * the b_attached flag in a subtree.
  *****************************************************************************/
-static void SetAttachment( vlc_object_t *p_this, vlc_bool_t b_attached )
+static void SetAttachment( vlc_object_t *p_this, bool b_attached )
 {
     int i_index;
 
@@ -1451,7 +1454,7 @@ static void SetAttachment( vlc_object_t *p_this, vlc_bool_t b_attached )
         SetAttachment( p_this->pp_children[i_index], b_attached );
     }
 
-    p_this->p_internals->b_attached = b_attached;
+    vlc_internals( p_this )->b_attached = b_attached;
 }
 
 static void PrintObject( vlc_object_t *p_this, const char *psz_prefix )
@@ -1459,7 +1462,7 @@ static void PrintObject( vlc_object_t *p_this, const char *psz_prefix )
     char psz_children[20], psz_refcount[20], psz_thread[30], psz_name[50],
          psz_parent[20];
 
-    psz_name[0] = '\0';
+    memset( &psz_name, 0, sizeof(psz_name) );
     if( p_this->psz_object_name )
     {
         snprintf( psz_name, 49, " \"%s\"", p_this->psz_object_name );
@@ -1481,17 +1484,17 @@ static void PrintObject( vlc_object_t *p_this, const char *psz_prefix )
     }
 
     psz_refcount[0] = '\0';
-    if( p_this->p_internals->i_refcount > 0 )
+    if( vlc_internals( p_this )->i_refcount > 0 )
         snprintf( psz_refcount, 19, ", refcount %u",
-                  p_this->p_internals->i_refcount );
+                  vlc_internals( p_this )->i_refcount );
 
     psz_thread[0] = '\0';
-    if( p_this->p_internals->b_thread )
+    if( vlc_internals( p_this )->b_thread )
         snprintf( psz_thread, 29, " (thread %u)",
 #if defined(WIN32) || defined(UNDER_CE)
-                  (unsigned)p_this->p_internals->thread_id.id );
+                  (unsigned)vlc_internals( p_this )->thread_id.id );
 #else
-                  (unsigned)p_this->p_internals->thread_id );
+                  (unsigned)vlc_internals( p_this )->thread_id );
 #endif
 
     psz_parent[0] = '\0';