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