Fix playlist crasher and simplify a few things

[vlc] / include / vlc_common.h

diff --git a/include/vlc_common.h b/include/vlc_common.h
index a7ea304e089662df316f3955524125b0fe97c36c..661f72c39dbd9574d2cc331bab0822a9610aa5a2 100644 (file)
--- a/include/vlc_common.h
+++ b/include/vlc_common.h
@@ -24,6 +24,7 @@
  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston MA 02110-1301, USA.
  *****************************************************************************/
 
+
 /**
  * \file
  * This file is a collection of common definitions and types
@@ -203,6 +204,7 @@ typedef struct vlc_t vlc_t;
 typedef struct variable_t variable_t;
 typedef struct date_t date_t;
 typedef struct hashtable_entry_t hashtable_entry_t;
+typedef struct gc_object_t gc_object_t ;
 
 /* Messages */
 typedef struct msg_bank_t msg_bank_t;
@@ -218,14 +220,11 @@ typedef struct msg_subscription_t msg_subscription_t;
 typedef enum {
     PLAYLIST_PLAY,      /**< No arg.                            res=can fail*/
     PLAYLIST_AUTOPLAY,  /**< No arg.                            res=cant fail*/
-    PLAYLIST_VIEWPLAY,  /**< arg1= int, arg2= playlist_item_t*,*/
-                        /**  arg3 = playlist_item_t*          , res=can fail */
-    PLAYLIST_ITEMPLAY,  /** <arg1 = playlist_item_t *         , res=can fail */
+    PLAYLIST_VIEWPLAY,  /**< arg1= playlist_item_t*,*/
+                        /**  arg2 = playlist_item_t*          , res=can fail */
     PLAYLIST_PAUSE,     /**< No arg                             res=can fail*/
     PLAYLIST_STOP,      /**< No arg                             res=can fail*/
     PLAYLIST_SKIP,      /**< arg1=int,                          res=can fail*/
-    PLAYLIST_GOTO,      /**< arg1=int                           res=can fail */
-    PLAYLIST_VIEWGOTO   /**< arg1=int                           res=can fail */
 } playlist_command_t;
 
 
@@ -525,6 +524,44 @@ typedef int ( * vlc_callback_t ) ( vlc_object_t *,      /* variable's object */
 #define VLC_OBJECT( x ) \
     ((vlc_object_t *)(x))+0*(x)->be_sure_to_add_VLC_COMMON_MEMBERS_to_struct
 
+#define VLC_GC_MEMBERS                                                       \
+/** \name VLC_GC_MEMBERS                                                     \
+ * these members are common to all objects that wish to be garbage-collected \
+ */                                                                          \
+/**@{*/                                                                      \
+    int i_gc_refcount;                                                       \
+    void (*pf_destructor) ( gc_object_t * );                                 \
+    void *p_destructor_arg;                                                  \
+/**@}*/
+
+struct gc_object_t
+{
+            VLC_GC_MEMBERS
+};
+
+static inline void __vlc_gc_incref( gc_object_t * p_gc )
+{
+    p_gc->i_gc_refcount ++;
+};
+
+static inline void __vlc_gc_decref( gc_object_t *p_gc )
+{
+    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 ! */
+     }
+}
+
+#define vlc_gc_incref( a ) __vlc_gc_incref( (gc_object_t *)a )
+#define vlc_gc_decref( a ) __vlc_gc_decref( (gc_object_t *)a )
+#define vlc_gc_init( a,b,c ) {  ((gc_object_t *)a)->i_gc_refcount = 0; \
+                              ((gc_object_t *)a)->pf_destructor = b; \
+                              ((gc_object_t *)a)->p_destructor_arg = c; }
+
+
 /*****************************************************************************
  * Macros and inline functions
  *****************************************************************************/
@@ -846,6 +883,13 @@ static inline void _SetQWBE( uint8_t *p, uint64_t i_qw )
 #   define vlc_strndup NULL
 #endif
 
+#ifndef HAVE_STRLCPY
+#   define strlcpy vlc_strlcpy
+    VLC_EXPORT( size_t, vlc_strlcpy, ( char *, const char *, size_t ) );
+#elif !defined(__PLUGIN__)
+#   define vlc_strlcpy NULL
+#endif
+
 #ifndef HAVE_ATOF
 #   define atof vlc_atof
     VLC_EXPORT( double, vlc_atof, ( const char *nptr ) );
@@ -1085,7 +1129,7 @@ VLC_EXPORT( char *, vlc_wraptext, ( const char *, int ) );
 /* iconv wrappers (defined in src/extras/libc.c) */
 typedef void *vlc_iconv_t;
 VLC_EXPORT( vlc_iconv_t, vlc_iconv_open, ( const char *, const char * ) );
-VLC_EXPORT( size_t, vlc_iconv, ( vlc_iconv_t, char **, size_t *, char **, size_t * ) );
+VLC_EXPORT( size_t, vlc_iconv, ( vlc_iconv_t, const char **, size_t *, char **, size_t * ) );
 VLC_EXPORT( int, vlc_iconv_close, ( vlc_iconv_t ) );
 
 /* execve wrapper (defined in src/extras/libc.c) */