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- Partial fix for reading characters with multibyte local encoding (refs #548)

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- Fix memory leak
This commit is contained in:
Rémi Denis-Courmont 2006-02-14 09:57:58 +00:00
parent 1b49bb5113
commit 8bcbcd936d
1 changed files with 54 additions and 13 deletions
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67
modules/gui/ncurses.c
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@ -1,7 +1,7 @@
/*****************************************************************************
* ncurses.c : NCurses plugin for vlc
*****************************************************************************
* Copyright (C) 2001-2004 the VideoLAN team
* Copyright (C) 2001-2006 the VideoLAN team
* $Id$
*
* Authors: Sam Hocevar <sam@zoy.org>
@ -39,6 +39,7 @@
#include <vlc/intf.h>
#include <vlc/vout.h>
#include <vlc/aout.h>
#include "charset.h"
#ifdef HAVE_SYS_STAT_H
# include <sys/stat.h>
@ -160,6 +161,7 @@ struct intf_sys_t
int i_before_search;
char *psz_open_chain;
char psz_partial_keys[7];
char *psz_current_dir;
int i_dir_entries;
@ -201,6 +203,7 @@ static int Open( vlc_object_t *p_this )
p_sys->p_plnode = NULL;
p_sys->i_box_bidx = 0;
p_sys->p_sub = msg_Subscribe( p_intf, MSG_QUEUE_NORMAL );
memset( p_sys->psz_partial_keys, 0, sizeof( p_sys->psz_partial_keys ) );
/* Initialize the curses library */
p_sys->w = initscr();
@ -400,10 +403,41 @@ static void Run( intf_thread_t *p_intf )
/* following functions are local */
static inline const char *KeyToUTF8( int i_key )
static char *KeyToUTF8( int i_key, char *psz_part )
{
char local[2] = { (char)i_key, 0 };
return FromLocaleDup( local );
char *psz_utf8, *psz;
int len = strlen( psz_part );
if( len == 6 )
{
/* overflow error - should not happen */
memset( psz_part, 0, 6 );
return NULL;
}
psz_part[len] = (char)i_key;
psz_utf8 = FromLocaleDup( psz_part );
/* Ugly check for incomplete bytes sequences
* (in case of non-UTF8 multibyte local encoding) */
for( psz = psz_utf8; *psz; psz++ )
if( ( *psz == '?' ) && ( *psz_utf8 != '?' ) )
{
/* incomplete bytes sequence detected
* (VLC core inserted dummy question marks) */
free( psz_utf8 );
return NULL;
}
/* Check for incomplete UTF8 bytes sequence */
if( EnsureUTF8( psz_utf8 ) == NULL )
{
free( psz_utf8 );
return NULL;
}
memset( psz_part, 0, 6 );
return psz_utf8;
}
static inline int RemoveLastUTF8Entity( char *psz, int len )
@ -715,13 +749,17 @@ static int HandleKey( intf_thread_t *p_intf, int i_key )
break;
default:
{
const char *psz_utf8 = KeyToUTF8( i_key );
char *psz_utf8 = KeyToUTF8( i_key, p_sys->psz_partial_keys );
if( i_chain_len + strlen( psz_utf8 ) < SEARCH_CHAIN_SIZE )
if( psz_utf8 != NULL )
{
strcpy( p_sys->psz_search_chain + i_chain_len, psz_utf8 );
if( i_chain_len + strlen( psz_utf8 ) < SEARCH_CHAIN_SIZE )
{
strcpy( p_sys->psz_search_chain + i_chain_len,
psz_utf8 );
}
free( psz_utf8 );
}
LocaleFree( psz_utf8 );
break;
}
}
@ -762,14 +800,17 @@ static int HandleKey( intf_thread_t *p_intf, int i_key )
break;
default:
{
const char *psz_utf8 = KeyToUTF8( i_key );
char *psz_utf8 = KeyToUTF8( i_key, p_sys->psz_partial_keys );
if( i_chain_len + strlen( psz_utf8 ) < OPEN_CHAIN_SIZE )
if( psz_utf8 != NULL )
{
strcpy( p_sys->psz_open_chain + i_chain_len, psz_utf8 );
i_chain_len += strlen( psz_utf8 );
if( i_chain_len + strlen( psz_utf8 ) < OPEN_CHAIN_SIZE )
{
strcpy( p_sys->psz_open_chain + i_chain_len,
psz_utf8 );
}
free( psz_utf8 );
}
LocaleFree( psz_utf8 );
break;
}
}