diff options
Diffstat (limited to 'trunk/enc/shift_jis.c')
-rw-r--r-- | trunk/enc/shift_jis.c | 399 |
1 files changed, 0 insertions, 399 deletions
diff --git a/trunk/enc/shift_jis.c b/trunk/enc/shift_jis.c deleted file mode 100644 index f74afffa92..0000000000 --- a/trunk/enc/shift_jis.c +++ /dev/null @@ -1,399 +0,0 @@ -/********************************************************************** - sjis.c - Oniguruma (regular expression library) -**********************************************************************/ -/*- - * Copyright (c) 2002-2007 K.Kosako <sndgk393 AT ybb DOT ne DOT jp> - * All rights reserved. - * - * Redistribution and use in source and binary forms, with or without - * modification, are permitted provided that the following conditions - * are met: - * 1. Redistributions of source code must retain the above copyright - * notice, this list of conditions and the following disclaimer. - * 2. Redistributions in binary form must reproduce the above copyright - * notice, this list of conditions and the following disclaimer in the - * documentation and/or other materials provided with the distribution. - * - * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND - * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE - * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE - * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE - * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL - * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS - * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) - * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT - * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY - * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF - * SUCH DAMAGE. - */ - -#include "regint.h" - -static const int EncLen_SJIS[] = { - 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, - 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, - 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, - 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, - 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, - 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, - 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, - 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, - 1, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, - 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, - 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, - 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, - 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, - 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, - 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, - 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1 -}; - -static const char SJIS_CAN_BE_TRAIL_TABLE[256] = { - 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, - 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, - 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, - 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, - 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, - 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, - 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, - 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 0, - 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, - 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, - 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, - 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, - 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, - 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, - 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, - 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 0, 0, 0 -}; - -#define SJIS_ISMB_FIRST(byte) (EncLen_SJIS[byte] > 1) -#define SJIS_ISMB_TRAIL(byte) SJIS_CAN_BE_TRAIL_TABLE[(byte)] - -typedef enum { FAILURE = -2, ACCEPT = -1, S0 = 0, S1 } state_t; -#define A ACCEPT -#define F FAILURE -static const signed char trans[][0x100] = { - { /* S0 0 1 2 3 4 5 6 7 8 9 a b c d e f */ - /* 0 */ A, A, A, A, A, A, A, A, A, A, A, A, A, A, A, A, - /* 1 */ A, A, A, A, A, A, A, A, A, A, A, A, A, A, A, A, - /* 2 */ A, A, A, A, A, A, A, A, A, A, A, A, A, A, A, A, - /* 3 */ A, A, A, A, A, A, A, A, A, A, A, A, A, A, A, A, - /* 4 */ A, A, A, A, A, A, A, A, A, A, A, A, A, A, A, A, - /* 5 */ A, A, A, A, A, A, A, A, A, A, A, A, A, A, A, A, - /* 6 */ A, A, A, A, A, A, A, A, A, A, A, A, A, A, A, A, - /* 7 */ A, A, A, A, A, A, A, A, A, A, A, A, A, A, A, A, - /* 8 */ F, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, - /* 9 */ 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, - /* a */ F, A, A, A, A, A, A, A, A, A, A, A, A, A, A, A, - /* b */ A, A, A, A, A, A, A, A, A, A, A, A, A, A, A, A, - /* c */ A, A, A, A, A, A, A, A, A, A, A, A, A, A, A, A, - /* d */ A, A, A, A, A, A, A, A, A, A, A, A, A, A, A, A, - /* e */ 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, - /* f */ 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, F, F, F - }, - { /* S1 0 1 2 3 4 5 6 7 8 9 a b c d e f */ - /* 0 */ F, F, F, F, F, F, F, F, F, F, F, F, F, F, F, F, - /* 1 */ F, F, F, F, F, F, F, F, F, F, F, F, F, F, F, F, - /* 2 */ F, F, F, F, F, F, F, F, F, F, F, F, F, F, F, F, - /* 3 */ F, F, F, F, F, F, F, F, F, F, F, F, F, F, F, F, - /* 4 */ A, A, A, A, A, A, A, A, A, A, A, A, A, A, A, A, - /* 5 */ A, A, A, A, A, A, A, A, A, A, A, A, A, A, A, A, - /* 6 */ A, A, A, A, A, A, A, A, A, A, A, A, A, A, A, A, - /* 7 */ A, A, A, A, A, A, A, A, A, A, A, A, A, A, A, F, - /* 8 */ A, A, A, A, A, A, A, A, A, A, A, A, A, A, A, A, - /* 9 */ A, A, A, A, A, A, A, A, A, A, A, A, A, A, A, A, - /* a */ A, A, A, A, A, A, A, A, A, A, A, A, A, A, A, A, - /* b */ A, A, A, A, A, A, A, A, A, A, A, A, A, A, A, A, - /* c */ A, A, A, A, A, A, A, A, A, A, A, A, A, A, A, A, - /* d */ A, A, A, A, A, A, A, A, A, A, A, A, A, A, A, A, - /* e */ A, A, A, A, A, A, A, A, A, A, A, A, A, A, A, A, - /* f */ A, A, A, A, A, A, A, A, A, A, A, A, A, F, F, F - } -}; -#undef A -#undef F - -static int -mbc_enc_len(const UChar* p, const UChar* e, OnigEncoding enc ARG_UNUSED) -{ - int firstbyte = *p++; - state_t s; - s = trans[0][firstbyte]; - if (s < 0) return s == ACCEPT ? ONIGENC_CONSTRUCT_MBCLEN_CHARFOUND(1) : - ONIGENC_CONSTRUCT_MBCLEN_INVALID(); - if (p == e) return ONIGENC_CONSTRUCT_MBCLEN_NEEDMORE(EncLen_SJIS[firstbyte]-1); - s = trans[s][*p++]; - return s == ACCEPT ? ONIGENC_CONSTRUCT_MBCLEN_CHARFOUND(2) : - ONIGENC_CONSTRUCT_MBCLEN_INVALID(); -} - -static int -code_to_mbclen(OnigCodePoint code, OnigEncoding enc ARG_UNUSED) -{ - if (code < 256) { - if (EncLen_SJIS[(int )code] == 1) - return 1; - else - return 0; - } - else if (code <= 0xffff) { - return 2; - } - else - return ONIGERR_INVALID_CODE_POINT_VALUE; -} - -static OnigCodePoint -mbc_to_code(const UChar* p, const UChar* end, OnigEncoding enc) -{ - int c, i, len; - OnigCodePoint n; - - len = enclen(enc, p, end); - c = *p++; - n = c; - if (len == 1) return n; - - for (i = 1; i < len; i++) { - if (p >= end) break; - c = *p++; - n <<= 8; n += c; - } - return n; -} - -static int -code_to_mbc(OnigCodePoint code, UChar *buf, OnigEncoding enc) -{ - UChar *p = buf; - - if ((code & 0xff00) != 0) *p++ = (UChar )(((code >> 8) & 0xff)); - *p++ = (UChar )(code & 0xff); - -#if 0 - if (enclen(enc, buf) != (p - buf)) - return REGERR_INVALID_CODE_POINT_VALUE; -#endif - return p - buf; -} - -static int -mbc_case_fold(OnigCaseFoldType flag, - const UChar** pp, const UChar* end, UChar* lower, - OnigEncoding enc) -{ - const UChar* p = *pp; - - if (ONIGENC_IS_MBC_ASCII(p)) { - *lower = ONIGENC_ASCII_CODE_TO_LOWER_CASE(*p); - (*pp)++; - return 1; - } - else { - int i; - int len = enclen(enc, p, end); - - for (i = 0; i < len; i++) { - *lower++ = *p++; - } - (*pp) += len; - return len; /* return byte length of converted char to lower */ - } -} - -#if 0 -static int -is_mbc_ambiguous(OnigCaseFoldType flag, - const UChar** pp, const UChar* end) -{ - return onigenc_mbn_is_mbc_ambiguous(enc, flag, pp, end); - -} -#endif - -#if 0 -static int -is_code_ctype(OnigCodePoint code, unsigned int ctype) -{ - if (code < 128) - return ONIGENC_IS_ASCII_CODE_CTYPE(code, ctype); - else { - if (CTYPE_IS_WORD_GRAPH_PRINT(ctype)) { - return (code_to_mbclen(code) > 1 ? TRUE : FALSE); - } - } - - return FALSE; -} -#endif - -static UChar* -left_adjust_char_head(const UChar* start, const UChar* s, OnigEncoding enc) -{ - const UChar *p; - int len; - - if (s <= start) return (UChar* )s; - p = s; - - if (SJIS_ISMB_TRAIL(*p)) { - while (p > start) { - if (! SJIS_ISMB_FIRST(*--p)) { - p++; - break; - } - } - } - len = enclen(enc, p, s); - if (p + len > s) return (UChar* )p; - p += len; - return (UChar* )(p + ((s - p) & ~1)); -} - -static int -is_allowed_reverse_match(const UChar* s, const UChar* end, OnigEncoding enc ARG_UNUSED) -{ - const UChar c = *s; - return (SJIS_ISMB_TRAIL(c) ? FALSE : TRUE); -} - - -static int PropertyInited = 0; -static const OnigCodePoint** PropertyList; -static int PropertyListNum; -static int PropertyListSize; -static hash_table_type* PropertyNameTable; - -static const OnigCodePoint CR_Hiragana[] = { - 1, - 0x829f, 0x82f1 -}; /* CR_Hiragana */ - -static const OnigCodePoint CR_Katakana[] = { - 4, - 0x00a6, 0x00af, - 0x00b1, 0x00dd, - 0x8340, 0x837e, - 0x8380, 0x8396, -}; /* CR_Katakana */ - -static int -init_property_list(void) -{ - int r; - - PROPERTY_LIST_ADD_PROP("Hiragana", CR_Hiragana); - PROPERTY_LIST_ADD_PROP("Katakana", CR_Katakana); - PropertyInited = 1; - - end: - return r; -} - -static int -property_name_to_ctype(OnigEncoding enc, UChar* p, UChar* end) -{ - st_data_t ctype; - - PROPERTY_LIST_INIT_CHECK; - - if (onig_st_lookup_strend(PropertyNameTable, p, end, &ctype) == 0) { - return onigenc_minimum_property_name_to_ctype(enc, p, end); - } - - return ctype; -} - -static int -is_code_ctype(OnigCodePoint code, unsigned int ctype, OnigEncoding enc) -{ - if (ctype <= ONIGENC_MAX_STD_CTYPE) { - if (code < 128) - return ONIGENC_IS_ASCII_CODE_CTYPE(code, ctype); - else { - if (CTYPE_IS_WORD_GRAPH_PRINT(ctype)) { - return TRUE; - } - } - } - else { - PROPERTY_LIST_INIT_CHECK; - - ctype -= (ONIGENC_MAX_STD_CTYPE + 1); - if (ctype >= (unsigned int )PropertyListNum) - return ONIGERR_TYPE_BUG; - - return onig_is_in_code_range((UChar* )PropertyList[ctype], code); - } - - return FALSE; -} - -static int -get_ctype_code_range(OnigCtype ctype, OnigCodePoint* sb_out, - const OnigCodePoint* ranges[], OnigEncoding enc ARG_UNUSED) -{ - if (ctype <= ONIGENC_MAX_STD_CTYPE) { - return ONIG_NO_SUPPORT_CONFIG; - } - else { - *sb_out = 0x80; - - PROPERTY_LIST_INIT_CHECK; - - ctype -= (ONIGENC_MAX_STD_CTYPE + 1); - if (ctype >= (OnigCtype )PropertyListNum) - return ONIGERR_TYPE_BUG; - - *ranges = PropertyList[ctype]; - return 0; - } -} - -OnigEncodingDefine(shift_jis, Shift_JIS) = { - mbc_enc_len, - "Shift_JIS", /* name */ - 2, /* max byte length */ - 1, /* min byte length */ - onigenc_is_mbc_newline_0x0a, - mbc_to_code, - code_to_mbclen, - code_to_mbc, - mbc_case_fold, - onigenc_ascii_apply_all_case_fold, - onigenc_ascii_get_case_fold_codes_by_str, - property_name_to_ctype, - is_code_ctype, - get_ctype_code_range, - left_adjust_char_head, - is_allowed_reverse_match, - 0 -}; -/* - * Name: Shift_JIS - * MIBenum: 17 - * Link: http://www.iana.org/assignments/character-sets - * Link: http://ja.wikipedia.org/wiki/Shift_JIS - */ -ENC_ALIAS("SJIS", "Shift_JIS") - -/* - * Name: Windows-31J - * MIBenum: 2024 - * Link: http://www.iana.org/assignments/character-sets - * Link: http://www.microsoft.com/globaldev/reference/dbcs/932.mspx - * Link: http://ja.wikipedia.org/wiki/Windows-31J - * Link: http://source.icu-project.org/repos/icu/data/trunk/charset/data/ucm/windows-932-2000.ucm - */ -ENC_REPLICATE("Windows-31J", "Shift_JIS") -ENC_ALIAS("CP932", "Windows-31J") -ENC_ALIAS("csWindows31J", "Windows-31J") /* IANA. IE6 don't accept Windows-31J but csWindows31J. */ - -/* - * Name: MacJapanese - * Link: http://unicode.org/Public/MAPPINGS/VENDORS/APPLE/JAPANESE.TXT - * Link: http://ja.wikipedia.org/wiki/MacJapanese - */ -ENC_REPLICATE("MacJapanese", "Shift_JIS") -ENC_ALIAS("MacJapan", "MacJapanese") |