/*****************************************************************************
* iso_lang.c: function to decode language code (in dvd or a52 for instance).
*****************************************************************************
* Copyright (C) 1998-2004 VLC authors and VideoLAN
*
* Author: Stéphane Borel <stef@via.ecp.fr>
* Arnaud de Bossoreille de Ribou <bozo@via.ecp.fr>
*
* 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.
*****************************************************************************/
/*****************************************************************************
* Preamble
*****************************************************************************/
#ifdef HAVE_CONFIG_H
# include "config.h"
#endif
#include <stdio.h>
#include <vlc_common.h>
#include "vlc_iso_lang.h"
/*****************************************************************************
* Local tables
*****************************************************************************/
#include "iso-639_def.h"
static const iso639_lang_t * GetLang_1( const char * psz_code )
{
const iso639_lang_t *p_lang;
for( p_lang = p_languages; p_lang->psz_eng_name; p_lang++ )
if( !strcasecmp( p_lang->psz_iso639_1, psz_code ) )
return p_lang;
return NULL;
}
static const iso639_lang_t * GetLang_2T( const char * psz_code )
{
const iso639_lang_t *p_lang;
for( p_lang = p_languages; p_lang->psz_eng_name; p_lang++ )
if( !strcasecmp( p_lang->psz_iso639_2T, psz_code ) )
return p_lang;
return NULL;
}
static const iso639_lang_t * GetLang_2B( const char * psz_code )
{
const iso639_lang_t *p_lang;
for( p_lang = p_languages; p_lang->psz_eng_name; p_lang++ )
if( !strcasecmp( p_lang->psz_iso639_2B, psz_code ) )
return p_lang;
return NULL;
}
static const iso639_lang_t * GetLang_name( const char * psz_lang )
{
const iso639_lang_t *p_lang;
for( p_lang = p_languages; p_lang->psz_eng_name; p_lang++ )
if( !strcasecmp( p_lang->psz_eng_name, psz_lang ) )
return p_lang;
return NULL;
}
const iso639_lang_t * vlc_find_iso639( const char *code, bool try_name )
{
const iso639_lang_t *result = NULL;
size_t len = strlen(code);
if (len == 2)
result = GetLang_1(code);
else if (len == 3)
{
result = GetLang_2B(code);
if (result == NULL)
result = GetLang_2T(code);
}
if (try_name && !result && len != 0)
result = GetLang_name(code);
return result;
}
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