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Commit cd1bd86e authored by Rémi Duraffort's avatar Rémi Duraffort
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b4s: cleaning 

* remove unneded p_sys variables (p_xml)
* fix memleaks.
* fix object leaks.
parent 83f96959
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Showing with 34 additions and 38 deletions
modules/demux/playlist/b4s.c
View file @ cd1bd86e
......@@ -39,8 +39,6 @@
struct demux_sys_t
{
char *psz_prefix;
xml_t *p_xml;
xml_reader_t *p_xml_reader;
};
/*****************************************************************************
......@@ -59,8 +57,6 @@ int Import_B4S( vlc_object_t *p_this )
DEMUX_BY_EXTENSION_OR_FORCED_MSG( ".b4s", "b4s-open",
"using B4S playlist reader" );
p_demux->p_sys->psz_prefix = FindPrefix( p_demux );
p_demux->p_sys->p_xml = NULL;
p_demux->p_sys->p_xml_reader = NULL;
return VLC_SUCCESS;
}
......@@ -73,43 +69,40 @@ void Close_B4S( vlc_object_t *p_this )
demux_sys_t *p_sys = p_demux->p_sys;
free( p_sys->psz_prefix );
if( p_sys->p_xml_reader ) xml_ReaderDelete( p_sys->p_xml, p_sys->p_xml_reader );
if( p_sys->p_xml ) xml_Delete( p_sys->p_xml );
free( p_sys );
}
static int Demux( demux_t *p_demux )
{
demux_sys_t *p_sys = p_demux->p_sys;
int i_ret;
int i_ret = -1;
xml_t *p_xml;
xml_reader_t *p_xml_reader;
xml_reader_t *p_xml_reader = NULL;
char *psz_elname = NULL;
int i_type;
input_item_t *p_input;
char *psz_mrl = NULL, *psz_name = NULL, *psz_genre = NULL;
char *psz_mrl = NULL, *psz_title = NULL, *psz_genre = NULL;
char *psz_now = NULL, *psz_listeners = NULL, *psz_bitrate = NULL;
input_item_t *p_current_input = GetCurrentItem(p_demux);
p_xml = p_sys->p_xml = xml_Create( p_demux );
if( !p_xml ) return -1;
p_xml = xml_Create( p_demux );
if( !p_xml )
goto end;
psz_elname = stream_ReadLine( p_demux->s );
free( psz_elname );
psz_elname = NULL;
p_xml_reader = xml_ReaderCreate( p_xml, p_demux->s );
if( !p_xml_reader ) return -1;
p_sys->p_xml_reader = p_xml_reader;
if( !p_xml_reader )
goto end;
/* xml */
/* check root node */
if( xml_ReaderRead( p_xml_reader ) != 1 )
{
msg_Err( p_demux, "invalid file (no root node)" );
return -1;
goto end;
}
if( xml_ReaderNodeType( p_xml_reader ) != XML_READER_STARTELEM ||
......@@ -118,10 +111,9 @@ static int Demux( demux_t *p_demux )
{
msg_Err( p_demux, "invalid root node %i, %s",
xml_ReaderNodeType( p_xml_reader ), psz_elname );
free( psz_elname );
return -1;
goto end;
}
free( psz_elname );
FREENULL( psz_elname );
/* root node should not have any attributes, and should only
* contain the "playlist node */
......@@ -132,17 +124,16 @@ static int Demux( demux_t *p_demux )
if( i_ret != 1 )
{
msg_Err( p_demux, "invalid file (no child node)" );
return -1;
goto end;
}
if( ( psz_elname = xml_ReaderName( p_xml_reader ) ) == NULL ||
strcmp( psz_elname, "playlist" ) )
{
msg_Err( p_demux, "invalid child node %s", psz_elname );
free( psz_elname );
return -1;
goto end;
}
free( psz_elname ); psz_elname = NULL;
FREENULL( psz_elname );
// Read the attributes
while( xml_ReaderNextAttr( p_xml_reader ) == VLC_SUCCESS )
......@@ -153,7 +144,7 @@ static int Demux( demux_t *p_demux )
{
free( psz_name );
free( psz_value );
return -1;
goto end;
}
if( !strcmp( psz_name, "num_entries" ) )
{
......@@ -175,21 +166,19 @@ static int Demux( demux_t *p_demux )
while( (i_ret = xml_ReaderRead( p_xml_reader )) == 1 )
{
// Get the node type
i_type = xml_ReaderNodeType( p_xml_reader );
switch( i_type )
switch( xml_ReaderNodeType( p_xml_reader ) )
{
// Error
case -1:
return -1;
break;
goto end;
case XML_READER_STARTELEM:
{
// Read the element name
free( psz_elname );
psz_elname = xml_ReaderName( p_xml_reader );
if( !psz_elname ) return -1;
if( !psz_elname )
goto end;
// Read the attributes
while( xml_ReaderNextAttr( p_xml_reader ) == VLC_SUCCESS )
......@@ -200,7 +189,7 @@ static int Demux( demux_t *p_demux )
{
free( psz_name );
free( psz_value );
return -1;
goto end;
}
if( !strcmp( psz_elname, "entry" ) &&
!strcmp( psz_name, "Playstring" ) )
......@@ -227,7 +216,7 @@ static int Demux( demux_t *p_demux )
}
if( !strcmp( psz_elname, "Name" ) )
{
psz_name = psz_text;
psz_title = psz_text;
}
else if( !strcmp( psz_elname, "Genre" ) )
{
......@@ -263,10 +252,11 @@ static int Demux( demux_t *p_demux )
// Read the element name
free( psz_elname );
psz_elname = xml_ReaderName( p_xml_reader );
if( !psz_elname ) return -1;
if( !psz_elname )
goto end;
if( !strcmp( psz_elname, "entry" ) )
{
p_input = input_item_New( p_demux, psz_mrl, psz_name );
p_input = input_item_New( p_demux, psz_mrl, psz_title );
if( psz_now )
input_item_SetNowPlaying( p_input, psz_now );
if( psz_genre )
......@@ -278,7 +268,7 @@ static int Demux( demux_t *p_demux )
input_item_AddSubItem( p_current_input, p_input );
vlc_gc_decref( p_input );
FREENULL( psz_name );
FREENULL( psz_title );
FREENULL( psz_mrl );
FREENULL( psz_genre );
FREENULL( psz_bitrate );
......@@ -296,12 +286,18 @@ static int Demux( demux_t *p_demux )
if( i_ret != 0 )
{
msg_Warn( p_demux, "error while parsing data" );
i_ret = 0; /* Needed for correct operation of go back */
}
end:
free( psz_elname );
vlc_gc_decref(p_current_input);
return 0; /* Needed for correct operation of go back */
vlc_gc_decref( p_current_input );
if( p_xml_reader )
xml_ReaderDelete( p_xml, p_xml_reader );
if( p_xml )
xml_Delete( p_xml );
return i_ret;
}
static int Control( demux_t *p_demux, int i_query, va_list args )
......
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