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vlc_charset.h
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/*****************************************************************************
* charset.h: Unicode UTF-8 wrappers function
*****************************************************************************
* Copyright (C) 2003-2005 VLC authors and VideoLAN
* Copyright © 2005-2010 Rémi Denis-Courmont
* $Id: cd4d40725344eda07f51dd16f11aeadc351141e8 $
*
* Author: Rémi Denis-Courmont <rem # videolan,org>
*
* This program is free software; you can redistribute it and/or modify it
* under the terms of the GNU Lesser General Public License as published by
* the Free Software Foundation; either version 2.1 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public License
* along with this program; if not, write to the Free Software Foundation,
* Inc., 51 Franklin Street, Fifth Floor, Boston MA 02110-1301, USA.
*****************************************************************************/
#ifndef VLC_CHARSET_H
#define VLC_CHARSET_H 1
/**
* \file
* This files handles locale conversions in vlc
*/
/* iconv wrappers (defined in src/extras/libc.c) */
typedef void *vlc_iconv_t;
VLC_API vlc_iconv_t vlc_iconv_open( const char *, const char * ) VLC_USED;
VLC_API size_t vlc_iconv( vlc_iconv_t, const char **, size_t *, char **, size_t * ) VLC_USED;
VLC_API int vlc_iconv_close( vlc_iconv_t );
#include <stdarg.h>
VLC_API void LocaleFree( const char * );
VLC_API char * FromLocale( const char * ) VLC_USED;
VLC_API char * FromLocaleDup( const char * ) VLC_USED;
VLC_API char * ToLocale( const char * ) VLC_USED;
VLC_API char * ToLocaleDup( const char * ) VLC_USED;
VLC_API int utf8_vfprintf( FILE *stream, const char *fmt, va_list ap );
VLC_API int utf8_fprintf( FILE *, const char *, ... ) VLC_FORMAT( 2, 3 );
VLC_API char * vlc_strcasestr(const char *, const char *) VLC_USED;
VLC_API char * EnsureUTF8( char * );
VLC_API const char * IsUTF8( const char * ) VLC_USED;
#ifdef WIN32
VLC_USED
static inline char *FromWide (const wchar_t *wide)
{
size_t len = WideCharToMultiByte (CP_UTF8, 0, wide, -1, NULL, 0, NULL, NULL);
if (len == 0)
return NULL;
char *out = (char *)malloc (len);
if (likely(out))
WideCharToMultiByte (CP_UTF8, 0, wide, -1, out, len, NULL, NULL);
return out;
}
VLC_USED
static inline wchar_t *ToWide (const char *utf8)
{
int len = MultiByteToWideChar (CP_UTF8, 0, utf8, -1, NULL, 0);
if (len == 0)
return NULL;
wchar_t *out = (wchar_t *)malloc (len * sizeof (wchar_t));
if (likely(out))
MultiByteToWideChar (CP_UTF8, 0, utf8, -1, out, len);
return out;
}
#endif
/**
* Converts a nul-terminated string from ISO-8859-1 to UTF-8.
*/
static inline char *FromLatin1 (const char *latin)
{
char *str = (char *)malloc (2 * strlen (latin) + 1), *utf8 = str;
unsigned char c;
if (str == NULL)
return NULL;
while ((c = *(latin++)) != '\0')
{
if (c >= 0x80)
{
*(utf8++) = 0xC0 | (c >> 6);
*(utf8++) = 0x80 | (c & 0x3F);
}
else
*(utf8++) = c;
}
*(utf8++) = '\0';
utf8 = (char *)realloc (str, utf8 - str);
return utf8 ? utf8 : str;
}
VLC_API char * FromCharset( const char *charset, const void *data, size_t data_size ) VLC_USED;
VLC_API void * ToCharset( const char *charset, const char *in, size_t *outsize ) VLC_USED;
VLC_API double us_strtod( const char *, char ** ) VLC_USED;
VLC_API float us_strtof( const char *, char ** ) VLC_USED;
VLC_API double us_atof( const char * ) VLC_USED;
VLC_API int us_vasprintf( char **, const char *, va_list );
VLC_API int us_asprintf( char **, const char *, ... ) VLC_USED;
#endif