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Aegisub/contrib/iconv/libiconv/converters.h

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/*
* Copyright (C) 1999-2002, 2004-2009 Free Software Foundation, Inc.
* This file is part of the GNU LIBICONV Library.
*
* The GNU LIBICONV Library is free software; you can redistribute it
* and/or modify it under the terms of the GNU Library General Public
* License as published by the Free Software Foundation; either version 2
* of the License, or (at your option) any later version.
*
* The GNU LIBICONV Library 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
* Library General Public License for more details.
*
* You should have received a copy of the GNU Library General Public
* License along with the GNU LIBICONV Library; see the file COPYING.LIB.
* If not, write to the Free Software Foundation, Inc., 51 Franklin Street,
* Fifth Floor, Boston, MA 02110-1301, USA.
*/
/* This file defines all the converters. */
/* Our own notion of wide character, as UCS-4, according to ISO-10646-1. */
typedef unsigned int ucs4_t;
/* State used by a conversion. 0 denotes the initial state. */
typedef unsigned int state_t;
/* iconv_t is an opaque type. This is the real iconv_t type. */
typedef struct conv_struct * conv_t;
/*
* Data type for conversion multibyte -> unicode
*/
struct mbtowc_funcs {
int (*xxx_mbtowc) (conv_t conv, ucs4_t *pwc, unsigned char const *s, int n);
/*
* int xxx_mbtowc (conv_t conv, ucs4_t *pwc, unsigned char const *s, int n)
* converts the byte sequence starting at s to a wide character. Up to n bytes
* are available at s. n is >= 1.
* Result is number of bytes consumed (if a wide character was read),
* or -1 if invalid, or -2 if n too small, or -2-(number of bytes consumed)
* if only a shift sequence was read.
*/
int (*xxx_flushwc) (conv_t conv, ucs4_t *pwc);
/*
* int xxx_flushwc (conv_t conv, ucs4_t *pwc)
* returns to the initial state and stores the pending wide character, if any.
* Result is 1 (if a wide character was read) or 0 if none was pending.
*/
};
/* Return code if invalid input after a shift sequence of n bytes was read.
(xxx_mbtowc) */
#define RET_SHIFT_ILSEQ(n) (-1-2*(n))
/* Return code if invalid. (xxx_mbtowc) */
#define RET_ILSEQ RET_SHIFT_ILSEQ(0)
/* Return code if only a shift sequence of n bytes was read. (xxx_mbtowc) */
#define RET_TOOFEW(n) (-2-2*(n))
/* Retrieve the n from the encoded RET_... value. */
#define DECODE_SHIFT_ILSEQ(r) ((unsigned int)(RET_SHIFT_ILSEQ(0) - (r)) / 2)
#define DECODE_TOOFEW(r) ((unsigned int)(RET_TOOFEW(0) - (r)) / 2)
/*
* Data type for conversion unicode -> multibyte
*/
struct wctomb_funcs {
int (*xxx_wctomb) (conv_t conv, unsigned char *r, ucs4_t wc, int n);
/*
* int xxx_wctomb (conv_t conv, unsigned char *r, ucs4_t wc, int n)
* converts the wide character wc to the character set xxx, and stores the
* result beginning at r. Up to n bytes may be written at r. n is >= 1.
* Result is number of bytes written, or -1 if invalid, or -2 if n too small.
*/
int (*xxx_reset) (conv_t conv, unsigned char *r, int n);
/*
* int xxx_reset (conv_t conv, unsigned char *r, int n)
* stores a shift sequences returning to the initial state beginning at r.
* Up to n bytes may be written at r. n is >= 0.
* Result is number of bytes written, or -2 if n too small.
*/
};
/* Return code if invalid. (xxx_wctomb) */
#define RET_ILUNI -1
/* Return code if output buffer is too small. (xxx_wctomb, xxx_reset) */
#define RET_TOOSMALL -2
/*
* Contents of a conversion descriptor.
*/
struct conv_struct {
struct loop_funcs lfuncs;
/* Input (conversion multibyte -> unicode) */
int iindex;
struct mbtowc_funcs ifuncs;
state_t istate;
/* Output (conversion unicode -> multibyte) */
int oindex;
struct wctomb_funcs ofuncs;
int oflags;
state_t ostate;
/* Operation flags */
int transliterate;
int discard_ilseq;
#ifndef LIBICONV_PLUG
struct iconv_fallbacks fallbacks;
struct iconv_hooks hooks;
#endif
};
/*
* Include all the converters.
*/
#include "ascii.h"
/* General multi-byte encodings */
#include "utf8.h"
#include "ucs2.h"
#include "ucs2be.h"
#include "ucs2le.h"
#include "ucs4.h"
#include "ucs4be.h"
#include "ucs4le.h"
#include "utf16.h"
#include "utf16be.h"
#include "utf16le.h"
#include "utf32.h"
#include "utf32be.h"
#include "utf32le.h"
#include "utf7.h"
#include "ucs2internal.h"
#include "ucs2swapped.h"
#include "ucs4internal.h"
#include "ucs4swapped.h"
#include "c99.h"
#include "java.h"
/* 8-bit encodings */
#include "iso8859_1.h"
#include "iso8859_2.h"
#include "iso8859_3.h"
#include "iso8859_4.h"
#include "iso8859_5.h"
#include "iso8859_6.h"
#include "iso8859_7.h"
#include "iso8859_8.h"
#include "iso8859_9.h"
#include "iso8859_10.h"
#include "iso8859_11.h"
#include "iso8859_13.h"
#include "iso8859_14.h"
#include "iso8859_15.h"
#include "iso8859_16.h"
#include "koi8_r.h"
#include "koi8_u.h"
#include "koi8_ru.h"
#include "cp1250.h"
#include "cp1251.h"
#include "cp1252.h"
#include "cp1253.h"
#include "cp1254.h"
#include "cp1255.h"
#include "cp1256.h"
#include "cp1257.h"
#include "cp1258.h"
#include "cp850.h"
#include "cp862.h"
#include "cp866.h"
#include "cp1131.h"
#include "mac_roman.h"
#include "mac_centraleurope.h"
#include "mac_iceland.h"
#include "mac_croatian.h"
#include "mac_romania.h"
#include "mac_cyrillic.h"
#include "mac_ukraine.h"
#include "mac_greek.h"
#include "mac_turkish.h"
#include "mac_hebrew.h"
#include "mac_arabic.h"
#include "mac_thai.h"
#include "hp_roman8.h"
#include "nextstep.h"
#include "armscii_8.h"
#include "georgian_academy.h"
#include "georgian_ps.h"
#include "koi8_t.h"
#include "pt154.h"
#include "rk1048.h"
#include "mulelao.h"
#include "cp1133.h"
#include "tis620.h"
#include "cp874.h"
#include "viscii.h"
#include "tcvn.h"
/* CJK character sets [CCS = coded character set] [CJKV.INF chapter 3] */
typedef struct {
unsigned short indx; /* index into big table */
unsigned short used; /* bitmask of used entries */
} Summary16;
#include "iso646_jp.h"
#include "jisx0201.h"
#include "jisx0208.h"
#include "jisx0212.h"
#include "iso646_cn.h"
#include "gb2312.h"
#include "isoir165.h"
/*#include "gb12345.h"*/
#include "gbk.h"
#include "cns11643.h"
#include "big5.h"
#include "ksc5601.h"
#include "johab_hangul.h"
/* CJK encodings [CES = character encoding scheme] [CJKV.INF chapter 4] */
#include "euc_jp.h"
#include "sjis.h"
#include "cp932.h"
#include "iso2022_jp.h"
#include "iso2022_jp1.h"
#include "iso2022_jp2.h"
#include "euc_cn.h"
#include "ces_gbk.h"
#include "cp936.h"
#include "gb18030.h"
#include "iso2022_cn.h"
#include "iso2022_cnext.h"
#include "hz.h"
#include "euc_tw.h"
#include "ces_big5.h"
#include "cp950.h"
#include "big5hkscs1999.h"
#include "big5hkscs2001.h"
#include "big5hkscs2004.h"
#include "euc_kr.h"
#include "cp949.h"
#include "johab.h"
#include "iso2022_kr.h"
/* Encodings used by system dependent locales. */
#ifdef USE_AIX
#include "cp856.h"
#include "cp922.h"
#include "cp943.h"
#include "cp1046.h"
#include "cp1124.h"
#include "cp1129.h"
#include "cp1161.h"
#include "cp1162.h"
#include "cp1163.h"
#endif
#ifdef USE_OSF1
#include "dec_kanji.h"
#include "dec_hanyu.h"
#endif
#ifdef USE_DOS
#include "cp437.h"
#include "cp737.h"
#include "cp775.h"
#include "cp852.h"
#include "cp853.h"
#include "cp855.h"
#include "cp857.h"
#include "cp858.h"
#include "cp860.h"
#include "cp861.h"
#include "cp863.h"
#include "cp864.h"
#include "cp865.h"
#include "cp869.h"
#include "cp1125.h"
#endif
#ifdef USE_EXTRA
#include "euc_jisx0213.h"
#include "shift_jisx0213.h"
#include "iso2022_jp3.h"
#include "big5_2003.h"
#include "tds565.h"
#include "atarist.h"
#include "riscos1.h"
#endif
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