diff options
Diffstat (limited to 'ruby_1_9_3/enc/euc_tw.c')
| -rw-r--r-- | ruby_1_9_3/enc/euc_tw.c | 225 |
1 files changed, 0 insertions, 225 deletions
diff --git a/ruby_1_9_3/enc/euc_tw.c b/ruby_1_9_3/enc/euc_tw.c deleted file mode 100644 index 5fed8a893d..0000000000 --- a/ruby_1_9_3/enc/euc_tw.c +++ /dev/null @@ -1,225 +0,0 @@ -/********************************************************************** - euc_tw.c - Oniguruma (regular expression library) -**********************************************************************/ -/*- - * Copyright (c) 2002-2008 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 "regenc.h" - -static const int EncLen_EUCTW[] = { - 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, - 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, - 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, - 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, - 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, - 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, - 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, - 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, - 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 4, 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, - 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, 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, 2, 1 -}; - -typedef enum { FAILURE = -2, ACCEPT = -1, S0 = 0, S1, S2, S3 } 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, F, F, F, F, F, F, F, F, F, F, F, F, F, 2, F, - /* 9 */ F, F, F, F, F, F, F, F, F, F, F, F, F, F, F, F, - /* a */ F, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, - /* b */ 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, - /* c */ 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, - /* d */ 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, - /* 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, 1, 1, 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 */ F, F, F, F, F, F, F, F, F, F, F, F, F, F, F, F, - /* 5 */ F, F, F, F, F, F, F, F, F, F, F, F, F, F, F, F, - /* 6 */ F, F, F, F, F, F, F, F, F, F, F, F, F, F, F, F, - /* 7 */ F, F, F, F, F, F, F, F, F, F, F, F, F, F, F, F, - /* 8 */ F, F, F, F, F, F, F, F, F, F, F, F, F, F, F, F, - /* 9 */ F, F, F, F, F, F, F, F, F, F, F, F, F, F, F, F, - /* 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 */ 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, A, A, F - }, - { /* S2 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 */ F, F, F, F, F, F, F, F, F, F, F, F, F, F, F, F, - /* 5 */ F, F, F, F, F, F, F, F, F, F, F, F, F, F, F, F, - /* 6 */ F, F, F, F, F, F, F, F, F, F, F, F, F, F, F, F, - /* 7 */ F, F, F, F, F, F, F, F, F, F, F, F, F, F, F, F, - /* 8 */ F, F, F, F, F, F, F, F, F, F, F, F, F, F, F, F, - /* 9 */ F, F, F, F, F, F, F, F, F, F, F, F, F, F, F, F, - /* a */ F, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, - /* b */ 3, F, F, F, F, F, F, F, F, F, F, F, F, F, F, F, - /* c */ F, F, F, F, F, F, F, F, F, F, F, F, F, F, F, F, - /* d */ F, F, F, F, F, F, F, F, F, F, F, F, F, F, F, F, - /* e */ F, F, F, F, F, F, F, F, F, F, F, F, F, F, F, F, - /* f */ F, F, F, F, F, F, F, F, F, F, F, F, F, F, F, F - }, - { /* S3 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 */ F, F, F, F, F, F, F, F, F, F, F, F, F, F, F, F, - /* 5 */ F, F, F, F, F, F, F, F, F, F, F, F, F, F, F, F, - /* 6 */ F, F, F, F, F, F, F, F, F, F, F, F, F, F, F, F, - /* 7 */ F, F, F, F, F, F, F, F, F, F, F, F, F, F, F, F, - /* 8 */ F, F, F, F, F, F, F, F, F, F, F, F, F, F, F, F, - /* 9 */ F, F, F, F, F, F, F, F, F, F, F, F, F, F, F, F, - /* a */ F, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, - /* b */ 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, - /* c */ 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, - /* d */ 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, - /* 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, 1, 1, F - } -}; -#undef A -#undef F - -static int -euctw_mbc_enc_len(const UChar* p, const UChar* e, OnigEncoding enc ARG_UNUSED) -{ - int firstbyte = *p++; - state_t s = trans[0][firstbyte]; -#define RETURN(n) \ - return s == ACCEPT ? ONIGENC_CONSTRUCT_MBCLEN_CHARFOUND(n) : \ - ONIGENC_CONSTRUCT_MBCLEN_INVALID() - if (s < 0) RETURN(1); - if (p == e) return ONIGENC_CONSTRUCT_MBCLEN_NEEDMORE(EncLen_EUCTW[firstbyte]-1); - s = trans[s][*p++]; - if (s < 0) RETURN(2); - if (p == e) return ONIGENC_CONSTRUCT_MBCLEN_NEEDMORE(4-2); - s = trans[s][*p++]; - if (s < 0) RETURN(3); - if (p == e) return ONIGENC_CONSTRUCT_MBCLEN_NEEDMORE(4-3); - s = trans[s][*p++]; - RETURN(4); -#undef RETURN -} - -static OnigCodePoint -euctw_mbc_to_code(const UChar* p, const UChar* end, OnigEncoding enc ARG_UNUSED) -{ - return onigenc_mbn_mbc_to_code(enc, p, end); -} - -static int -euctw_code_to_mbc(OnigCodePoint code, UChar *buf, OnigEncoding enc) -{ - return onigenc_mb4_code_to_mbc(enc, code, buf); -} - -static int -euctw_mbc_case_fold(OnigCaseFoldType flag, const UChar** pp, const UChar* end, - UChar* lower, OnigEncoding enc) -{ - return onigenc_mbn_mbc_case_fold(enc, flag, - pp, end, lower); -} - -static int -euctw_is_code_ctype(OnigCodePoint code, unsigned int ctype, OnigEncoding enc) -{ - return onigenc_mb4_is_code_ctype(enc, code, ctype); -} - -#define euctw_islead(c) ((UChar )((c) - 0xa1) > 0xfe - 0xa1) - -static UChar* -euctw_left_adjust_char_head(const UChar* start, const UChar* s, const UChar* end, OnigEncoding enc) -{ - /* Assumed in this encoding, - mb-trail bytes don't mix with single bytes. - */ - const UChar *p; - int len; - - if (s <= start) return (UChar* )s; - p = s; - - while (!euctw_islead(*p) && p > start) p--; - len = enclen(enc, p, end); - if (p + len > s) return (UChar* )p; - p += len; - return (UChar* )(p + ((s - p) & ~1)); -} - -static int -euctw_is_allowed_reverse_match(const UChar* s, const UChar* end ARG_UNUSED, OnigEncoding enc ARG_UNUSED) -{ - const UChar c = *s; - if (c <= 0x7e) return TRUE; - else return FALSE; -} - -OnigEncodingDefine(euc_tw, EUC_TW) = { - euctw_mbc_enc_len, - "EUC-TW", /* name */ - 4, /* max enc length */ - 1, /* min enc length */ - onigenc_is_mbc_newline_0x0a, - euctw_mbc_to_code, - onigenc_mb4_code_to_mbclen, - euctw_code_to_mbc, - euctw_mbc_case_fold, - onigenc_ascii_apply_all_case_fold, - onigenc_ascii_get_case_fold_codes_by_str, - onigenc_minimum_property_name_to_ctype, - euctw_is_code_ctype, - onigenc_not_support_get_ctype_code_range, - euctw_left_adjust_char_head, - euctw_is_allowed_reverse_match -}; -ENC_ALIAS("eucTW", "EUC-TW") |