Edit
thodg/libiconv/lib/converters.h
Bruno Haible
- lib/converters.h
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/* Copyright (C) 1999-2000 Free Software Foundation, Inc. This file is part of the GNU ICONV Library. The GNU ICONV 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 ICONV 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 ICONV Library; see the file COPYING.LIB. If not, write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, 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 0 if invalid, or -1 if n too small, or -1-(number of bytes consumed) * if only a shift sequence was read. */ }; /* * 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 0 if invalid, or -1 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 -1 if n too small. */ }; /* Return code if invalid. (xxx_mbtowc, xxx_wctomb) */ #define RET_ILSEQ 0 /* Return code if only a shift sequence of n bytes was read. (xxx_mbtowc) */ #define RET_TOOFEW(n) (-1-(n)) /* Return code if output buffer is too small. (xxx_wctomb, xxx_reset) */ #define RET_TOOSMALL -1 /* * 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; }; /* * 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 "utf7.h" #include "ucs2internal.h" #include "ucs2swapped.h" #include "ucs4internal.h" #include "ucs4swapped.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_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 "cp866.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 "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 "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 "big5hkscs.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" #endif