[vlc-commits] input: do not misinterpret attachment MRLs as file paths, fixes #10046

Rémi Denis-Courmont git at videolan.org
Fri Dec 6 14:16:57 CET 2013


vlc/vlc-2.1 | branch: master | Rémi Denis-Courmont <remi at remlab.net> | Fri Dec  6 15:09:01 2013 +0200| [5b976ed762e50c9e00d7c4e0ffbce653b8e0e346] | committer: Rémi Denis-Courmont

input: do not misinterpret attachment MRLs as file paths, fixes #10046

(cherry picked from commit e26b44bb61231f54f33700e17345475f06ca17f9)

> http://git.videolan.org/gitweb.cgi/vlc/vlc-2.1.git/?a=commit;h=5b976ed762e50c9e00d7c4e0ffbce653b8e0e346
---

 src/input/input.c |   93 ++++++++++++++++++++++++++++++-----------------------
 1 file changed, 53 insertions(+), 40 deletions(-)

diff --git a/src/input/input.c b/src/input/input.c
index 1ab327f..67ba782 100644
--- a/src/input/input.c
+++ b/src/input/input.c
@@ -110,8 +110,9 @@ enum {
     SUB_FORCED = 0x01,
     SUB_CANFAIL = 0x02,
 };
-static void SubtitleAdd( input_thread_t *p_input, char *psz_subtitle, unsigned i_flags );
 
+static void input_SubtitleAdd( input_thread_t *, const char *, unsigned );
+static void input_SubtitleFileAdd( input_thread_t *, char *, unsigned );
 static void input_ChangeState( input_thread_t *p_input, int i_state ); /* TODO fix name */
 
 #undef input_Create
@@ -999,7 +1000,7 @@ static void LoadSubtitles( input_thread_t *p_input )
     if( psz_subtitle != NULL )
     {
         msg_Dbg( p_input, "forced subtitle: %s", psz_subtitle );
-        SubtitleAdd( p_input, psz_subtitle, i_flags );
+        input_SubtitleFileAdd( p_input, psz_subtitle, i_flags );
         i_flags = SUB_NOFLAG;
     }
 
@@ -1015,7 +1016,7 @@ static void LoadSubtitles( input_thread_t *p_input )
             if( !psz_subtitle || strcmp( psz_subtitle, ppsz_subs[i] ) )
             {
                 i_flags |= SUB_CANFAIL;
-                SubtitleAdd( p_input, ppsz_subs[i], i_flags );
+                input_SubtitleFileAdd( p_input, ppsz_subs[i], i_flags );
                 i_flags = SUB_NOFLAG;
             }
 
@@ -1053,7 +1054,7 @@ static void LoadSubtitles( input_thread_t *p_input )
         {
             var_SetString( p_input, "sub-description", a->psz_description ? a->psz_description : "");
 
-            SubtitleAdd( p_input, psz_mrl, i_flags );
+            input_SubtitleAdd( p_input, psz_mrl, i_flags );
 
             i_flags = SUB_NOFLAG;
             free( psz_mrl );
@@ -1987,7 +1988,7 @@ static bool Control( input_thread_t *p_input,
 
         case INPUT_CONTROL_ADD_SUBTITLE:
             if( val.psz_string )
-                SubtitleAdd( p_input, val.psz_string, true );
+                input_SubtitleFileAdd( p_input, val.psz_string, true );
             break;
 
         case INPUT_CONTROL_ADD_SLAVE:
@@ -3118,19 +3119,56 @@ static void MRLSections( const char *p,
 /*****************************************************************************
  * input_AddSubtitles: add a subtitle file and enable it
  *****************************************************************************/
-static void SubtitleAdd( input_thread_t *p_input, char *psz_subtitle, unsigned i_flags )
+static void input_SubtitleAdd( input_thread_t *p_input,
+                               const char *url, unsigned i_flags )
 {
-    input_source_t *sub;
+    input_source_t *sub = InputSourceNew( p_input );
+    if( sub == NULL )
+        return;
+
     vlc_value_t count;
+
+    var_Change( p_input, "spu-es", VLC_VAR_CHOICESCOUNT, &count, NULL );
+
+    if( InputSourceInit( p_input, sub, url, "subtitle",
+                         (i_flags & SUB_CANFAIL) ) )
+    {
+        free( sub );
+        return;
+    }
+    TAB_APPEND( p_input->p->i_slave, p_input->p->slave, sub );
+
+    if( !(i_flags & SUB_FORCED) )
+        return;
+
+    /* Select the ES */
     vlc_value_t list;
-    char *psz_path, *psz_extension;
 
+    if( var_Change( p_input, "spu-es", VLC_VAR_GETLIST, &list, NULL ) )
+        return;
+    if( count.i_int == 0 )
+        count.i_int++;
+    /* if it was first one, there is disable too */
+
+    if( count.i_int < list.p_list->i_count )
+    {
+        const int i_id = list.p_list->p_values[count.i_int].i_int;
+
+        es_out_Control( p_input->p->p_es_out_display, ES_OUT_SET_ES_DEFAULT_BY_ID, i_id );
+        es_out_Control( p_input->p->p_es_out_display, ES_OUT_SET_ES_BY_ID, i_id );
+    }
+    var_FreeList( &list, NULL );
+}
+
+static void input_SubtitleFileAdd( input_thread_t *p_input, char *psz_subtitle,
+                                   unsigned i_flags )
+{
     /* if we are provided a subtitle.sub file,
      * see if we don't have a subtitle.idx and use it instead */
-    psz_path = strdup( psz_subtitle );
-    if( psz_path )
+    char *psz_path = strdup( psz_subtitle );
+    if( likely(psz_path != NULL) )
     {
-        psz_extension = strrchr( psz_path, '.');
+        char *psz_extension = strrchr( psz_path, '.');
         if( psz_extension && strcmp( psz_extension, ".sub" ) == 0 )
         {
             struct stat st;
@@ -3141,43 +3179,18 @@ static void SubtitleAdd( input_thread_t *p_input, char *psz_subtitle, unsigned i
             {
                 msg_Dbg( p_input, "using %s as subtitle file instead of %s",
                          psz_path, psz_subtitle );
-                strcpy( psz_subtitle, psz_path );
+                strcpy( psz_subtitle, psz_path ); /* <- FIXME! constify */
             }
         }
         free( psz_path );
     }
 
     char *url = vlc_path2uri( psz_subtitle, NULL );
-
-    var_Change( p_input, "spu-es", VLC_VAR_CHOICESCOUNT, &count, NULL );
-
-    sub = InputSourceNew( p_input );
-    if( !sub || !url
-     || InputSourceInit( p_input, sub, url, "subtitle", (i_flags & SUB_CANFAIL) ) )
-    {
-        free( sub );
-        free( url );
+    if( url == NULL )
         return;
-    }
-    free( url );
-    TAB_APPEND( p_input->p->i_slave, p_input->p->slave, sub );
 
-    /* Select the ES */
-    if( (i_flags & SUB_FORCED) && !var_Change( p_input, "spu-es", VLC_VAR_GETLIST, &list, NULL ) )
-    {
-        if( count.i_int == 0 )
-            count.i_int++;
-        /* if it was first one, there is disable too */
-
-        if( count.i_int < list.p_list->i_count )
-        {
-            const int i_id = list.p_list->p_values[count.i_int].i_int;
-
-            es_out_Control( p_input->p->p_es_out_display, ES_OUT_SET_ES_DEFAULT_BY_ID, i_id );
-            es_out_Control( p_input->p->p_es_out_display, ES_OUT_SET_ES_BY_ID, i_id );
-        }
-        var_FreeList( &list, NULL );
-    }
+    input_SubtitleAdd( p_input, url, i_flags );
+    free( url );
 }
 
 /*****************************************************************************



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