rockbox/firmware/include/rbunicode.h
Thomas Martitz 07f484824c codepages: Translate to linux codepage names for use on APPLICATION.
The iocharset mount option names the codepages slightly differently and
must be translated properly.

Change-Id: I147a256e3453136282244201c27225a30cdfdca0
2014-02-23 20:23:52 +01:00

86 lines
3 KiB
C

/***************************************************************************
* __________ __ ___.
* Open \______ \ ____ ____ | | _\_ |__ _______ ___
* Source | _// _ \_/ ___\| |/ /| __ \ / _ \ \/ /
* Jukebox | | ( <_> ) \___| < | \_\ ( <_> > < <
* Firmware |____|_ /\____/ \___ >__|_ \|___ /\____/__/\_ \
* \/ \/ \/ \/ \/
* $Id$
*
* Copyright (c) 2004,2005 by Marcoen Hirschberg
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* as published by the Free Software Foundation; either version 2
* of the License, or (at your option) any later version.
*
* This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
* KIND, either express or implied.
*
****************************************************************************/
/* Some conversion functions for handling UTF-8
*
* I got all the info from:
* http://www.cl.cam.ac.uk/~mgk25/unicode.html#utf-8
* and
* http://en.wikipedia.org/wiki/Unicode
*/
#ifndef _RBUNICODE_H_
#define _RBUNICODE_H_
#include "config.h"
#define MASK 0xC0 /* 11000000 */
#define COMP 0x80 /* 10x */
#ifdef HAVE_LCD_BITMAP
enum codepages {
ISO_8859_1 = 0, /* Latin1 */
ISO_8859_7, /* Greek */
ISO_8859_8, /* Hebrew */
WIN_1251, /* Cyrillic */
ISO_8859_11, /* Thai */
WIN_1256, /* Arabic */
ISO_8859_9, /* Turkish */
ISO_8859_2, /* Latin Extended */
WIN_1250, /* Central European */
WIN_1252, /* Western European */
SJIS, /* Japanese */
GB_2312, /* Simp. Chinese */
KSX_1001, /* Korean */
BIG_5, /* Trad. Chinese */
UTF_8, /* Unicode */
NUM_CODEPAGES
};
#else /* !HAVE_LCD_BITMAP, reduced support */
enum codepages {
ISO_8859_1 = 0, /* Latin1 */
ISO_8859_7, /* Greek */
WIN_1251, /* Cyrillic */
ISO_8859_9, /* Turkish */
ISO_8859_2, /* Latin Extended */
WIN_1250, /* Central European */
WIN_1252, /* Western European */
UTF_8, /* Unicode */
NUM_CODEPAGES
};
#endif
/* Encode a UCS value as UTF-8 and return a pointer after this UTF-8 char. */
unsigned char* utf8encode(unsigned long ucs, unsigned char *utf8);
unsigned char* iso_decode(const unsigned char *latin1, unsigned char *utf8, int cp, int count);
unsigned char* utf16LEdecode(const unsigned char *utf16, unsigned char *utf8, int count);
unsigned char* utf16BEdecode(const unsigned char *utf16, unsigned char *utf8, int count);
unsigned long utf8length(const unsigned char *utf8);
const unsigned char* utf8decode(const unsigned char *utf8, unsigned short *ucs);
void set_codepage(int cp);
int utf8seek(const unsigned char* utf8, int offset);
const char* get_codepage_name(int cp);
#if defined(APPLICATION) && defined(__linux__)
const char *get_current_codepage_name_linux(void);
#endif
#endif /* _RBUNICODE_H_ */