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playlist_list: rewind the stream before opening the playlist

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If one plugin has failed to open the playlist, it may have consumed a
part of the stream already.  This may lead to a failure in all
following plugins.  Fix: rewind the stream before each open() call.
This commit is contained in:
Max Kellermann 2009-11-06 00:11:36 +01:00
parent 945287358b
commit a4970c66ef
1 changed files with 9 additions and 0 deletions
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9
src/playlist_list.c
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@ -34,6 +34,7 @@
#include <assert.h>
#include <string.h>
#include <stdio.h>
static const struct playlist_plugin *const playlist_plugins[] = {
&m3u_playlist_plugin,
@ -141,6 +142,10 @@ playlist_list_open_stream_mime(struct input_stream *is)
if (playlist_plugins_enabled[i] &&
stringFoundInStringArray(plugin->mime_types, is->mime)) {
/* rewind the stream, so each plugin gets a
fresh start */
input_stream_seek(is, 0, SEEK_SET);
playlist = playlist_plugin_open_stream(plugin, is);
if (playlist != NULL)
return playlist;
@ -163,6 +168,10 @@ playlist_list_open_stream_suffix(struct input_stream *is, const char *suffix)
if (playlist_plugins_enabled[i] &&
stringFoundInStringArray(plugin->suffixes, suffix)) {
/* rewind the stream, so each plugin gets a
fresh start */
input_stream_seek(is, 0, SEEK_SET);
playlist = playlist_plugin_open_stream(plugin, is);
if (playlist != NULL)
return playlist;