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d2a5354255
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@47598 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
239 lines
8.9 KiB
C
239 lines
8.9 KiB
C
/**********************************************************************
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iso8859_7.c - Oniguruma (regular expression library)
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**********************************************************************/
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/*-
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* Copyright (c) 2002-2007 K.Kosako <sndgk393 AT ybb DOT ne DOT jp>
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*/
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#include "regenc.h"
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#define ENC_ISO_8859_7_TO_LOWER_CASE(c) EncISO_8859_7_ToLowerCaseTable[c]
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#define ENC_IS_ISO_8859_7_CTYPE(code,ctype) \
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((EncISO_8859_7_CtypeTable[code] & CTYPE_TO_BIT(ctype)) != 0)
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static const UChar EncISO_8859_7_ToLowerCaseTable[256] = {
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'\000', '\001', '\002', '\003', '\004', '\005', '\006', '\007',
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'\010', '\011', '\012', '\013', '\014', '\015', '\016', '\017',
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'\020', '\021', '\022', '\023', '\024', '\025', '\026', '\027',
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'\030', '\031', '\032', '\033', '\034', '\035', '\036', '\037',
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'\040', '\041', '\042', '\043', '\044', '\045', '\046', '\047',
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'\050', '\051', '\052', '\053', '\054', '\055', '\056', '\057',
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'\060', '\061', '\062', '\063', '\064', '\065', '\066', '\067',
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'\070', '\071', '\072', '\073', '\074', '\075', '\076', '\077',
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'\100', '\141', '\142', '\143', '\144', '\145', '\146', '\147',
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'\150', '\151', '\152', '\153', '\154', '\155', '\156', '\157',
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'\160', '\161', '\162', '\163', '\164', '\165', '\166', '\167',
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'\170', '\171', '\172', '\133', '\134', '\135', '\136', '\137',
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'\140', '\141', '\142', '\143', '\144', '\145', '\146', '\147',
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'\150', '\151', '\152', '\153', '\154', '\155', '\156', '\157',
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'\160', '\161', '\162', '\163', '\164', '\165', '\166', '\167',
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'\170', '\171', '\172', '\173', '\174', '\175', '\176', '\177',
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'\200', '\201', '\202', '\203', '\204', '\205', '\206', '\207',
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'\210', '\211', '\212', '\213', '\214', '\215', '\216', '\217',
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'\220', '\221', '\222', '\223', '\224', '\225', '\226', '\227',
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'\230', '\231', '\232', '\233', '\234', '\235', '\236', '\237',
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'\240', '\241', '\242', '\243', '\244', '\245', '\246', '\247',
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'\250', '\251', '\252', '\253', '\254', '\255', '\256', '\257',
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'\260', '\261', '\262', '\263', '\264', '\265', '\334', '\267',
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'\335', '\336', '\337', '\273', '\374', '\275', '\375', '\376',
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'\300', '\341', '\342', '\343', '\344', '\345', '\346', '\347',
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'\350', '\351', '\352', '\353', '\354', '\355', '\356', '\357',
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'\360', '\361', '\322', '\363', '\364', '\365', '\366', '\367',
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'\370', '\371', '\372', '\373', '\334', '\335', '\336', '\337',
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'\340', '\341', '\342', '\343', '\344', '\345', '\346', '\347',
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'\350', '\351', '\352', '\353', '\354', '\355', '\356', '\357',
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'\360', '\361', '\362', '\363', '\364', '\365', '\366', '\367',
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'\370', '\371', '\372', '\373', '\374', '\375', '\376', '\377'
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};
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static const unsigned short EncISO_8859_7_CtypeTable[256] = {
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0x4008, 0x4008, 0x4008, 0x4008, 0x4008, 0x4008, 0x4008, 0x4008,
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0x4008, 0x420c, 0x4209, 0x4208, 0x4208, 0x4208, 0x4008, 0x4008,
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0x4008, 0x4008, 0x4008, 0x4008, 0x4008, 0x4008, 0x4008, 0x4008,
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0x4008, 0x4008, 0x4008, 0x4008, 0x4008, 0x4008, 0x4008, 0x4008,
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0x4284, 0x41a0, 0x41a0, 0x41a0, 0x41a0, 0x41a0, 0x41a0, 0x41a0,
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0x41a0, 0x41a0, 0x41a0, 0x41a0, 0x41a0, 0x41a0, 0x41a0, 0x41a0,
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0x78b0, 0x78b0, 0x78b0, 0x78b0, 0x78b0, 0x78b0, 0x78b0, 0x78b0,
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0x78b0, 0x78b0, 0x41a0, 0x41a0, 0x41a0, 0x41a0, 0x41a0, 0x41a0,
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0x41a0, 0x7ca2, 0x7ca2, 0x7ca2, 0x7ca2, 0x7ca2, 0x7ca2, 0x74a2,
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0x74a2, 0x74a2, 0x74a2, 0x74a2, 0x74a2, 0x74a2, 0x74a2, 0x74a2,
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0x74a2, 0x74a2, 0x74a2, 0x74a2, 0x74a2, 0x74a2, 0x74a2, 0x74a2,
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0x74a2, 0x74a2, 0x74a2, 0x41a0, 0x41a0, 0x41a0, 0x41a0, 0x51a0,
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0x41a0, 0x78e2, 0x78e2, 0x78e2, 0x78e2, 0x78e2, 0x78e2, 0x70e2,
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0x70e2, 0x70e2, 0x70e2, 0x70e2, 0x70e2, 0x70e2, 0x70e2, 0x70e2,
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0x70e2, 0x70e2, 0x70e2, 0x70e2, 0x70e2, 0x70e2, 0x70e2, 0x70e2,
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0x70e2, 0x70e2, 0x70e2, 0x41a0, 0x41a0, 0x41a0, 0x41a0, 0x4008,
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0x0008, 0x0008, 0x0008, 0x0008, 0x0008, 0x0008, 0x0008, 0x0008,
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0x0008, 0x0008, 0x0008, 0x0008, 0x0008, 0x0008, 0x0008, 0x0008,
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0x0008, 0x0008, 0x0008, 0x0008, 0x0008, 0x0008, 0x0008, 0x0008,
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0x0008, 0x0008, 0x0008, 0x0008, 0x0008, 0x0008, 0x0008, 0x0008,
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0x0284, 0x01a0, 0x01a0, 0x00a0, 0x0000, 0x0000, 0x00a0, 0x00a0,
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0x00a0, 0x00a0, 0x0000, 0x01a0, 0x00a0, 0x01a0, 0x0000, 0x01a0,
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0x00a0, 0x00a0, 0x10a0, 0x10a0, 0x00a0, 0x00a0, 0x34a2, 0x01a0,
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0x34a2, 0x34a2, 0x34a2, 0x01a0, 0x34a2, 0x10a0, 0x34a2, 0x34a2,
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0x30e2, 0x34a2, 0x34a2, 0x34a2, 0x34a2, 0x34a2, 0x34a2, 0x34a2,
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0x34a2, 0x34a2, 0x34a2, 0x34a2, 0x34a2, 0x34a2, 0x34a2, 0x34a2,
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0x34a2, 0x34a2, 0x0000, 0x34a2, 0x34a2, 0x34a2, 0x34a2, 0x34a2,
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0x34a2, 0x34a2, 0x34a2, 0x34a2, 0x30e2, 0x30e2, 0x30e2, 0x30e2,
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0x30e2, 0x30e2, 0x30e2, 0x30e2, 0x30e2, 0x30e2, 0x30e2, 0x30e2,
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0x30e2, 0x30e2, 0x30e2, 0x30e2, 0x30e2, 0x30e2, 0x30e2, 0x30e2,
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0x30e2, 0x30e2, 0x30e2, 0x30e2, 0x30e2, 0x30e2, 0x30e2, 0x30e2,
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0x30e2, 0x30e2, 0x30e2, 0x30e2, 0x30e2, 0x30e2, 0x30e2, 0x0000
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};
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static int
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mbc_case_fold(OnigCaseFoldType flag,
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const UChar** pp, const UChar* end ARG_UNUSED, UChar* lower,
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OnigEncoding enc ARG_UNUSED)
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{
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const UChar* p = *pp;
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*lower = ENC_ISO_8859_7_TO_LOWER_CASE(*p);
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(*pp)++;
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return 1;
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}
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#if 0
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static int
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is_mbc_ambiguous(OnigCaseFoldType flag,
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const UChar** pp, const UChar* end)
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{
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int v;
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const UChar* p = *pp;
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(*pp)++;
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v = (EncISO_8859_7_CtypeTable[*p] & (BIT_CTYPE_UPPER | BIT_CTYPE_LOWER));
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if ((v | BIT_CTYPE_LOWER) != 0) {
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if (*p == 0xc0 || *p == 0xe0)
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return FALSE;
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else
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return TRUE;
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}
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return (v != 0 ? TRUE : FALSE);
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}
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#endif
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static int
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is_code_ctype(OnigCodePoint code, unsigned int ctype, OnigEncoding enc ARG_UNUSED)
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{
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if (code < 256)
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return ENC_IS_ISO_8859_7_CTYPE(code, ctype);
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else
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return FALSE;
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}
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static const OnigPairCaseFoldCodes CaseFoldMap[] = {
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{ 0xb6, 0xdc },
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{ 0xb8, 0xdd },
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{ 0xb9, 0xde },
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{ 0xba, 0xdf },
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{ 0xbc, 0xfc },
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{ 0xbe, 0xfd },
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{ 0xbf, 0xfe },
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{ 0xc1, 0xe1 },
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{ 0xc2, 0xe2 },
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{ 0xc3, 0xe3 },
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{ 0xc4, 0xe4 },
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{ 0xc5, 0xe5 },
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{ 0xc6, 0xe6 },
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{ 0xc7, 0xe7 },
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{ 0xc8, 0xe8 },
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{ 0xc9, 0xe9 },
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{ 0xca, 0xea },
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{ 0xcb, 0xeb },
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{ 0xcc, 0xec },
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{ 0xcd, 0xed },
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{ 0xce, 0xee },
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{ 0xcf, 0xef },
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{ 0xd0, 0xf0 },
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{ 0xd1, 0xf1 },
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{ 0xd2, 0xf2 },
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{ 0xd3, 0xf3 },
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{ 0xd4, 0xf4 },
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{ 0xd5, 0xf5 },
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{ 0xd6, 0xf6 },
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{ 0xd7, 0xf7 },
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{ 0xd8, 0xf8 },
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{ 0xd9, 0xf9 },
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{ 0xda, 0xfa },
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{ 0xdb, 0xfb }
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};
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static int
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apply_all_case_fold(OnigCaseFoldType flag,
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OnigApplyAllCaseFoldFunc f, void* arg,
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OnigEncoding enc ARG_UNUSED)
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{
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return onigenc_apply_all_case_fold_with_map(
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numberof(CaseFoldMap), CaseFoldMap, 0,
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flag, f, arg);
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}
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static int
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get_case_fold_codes_by_str(OnigCaseFoldType flag,
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const OnigUChar* p, const OnigUChar* end,
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OnigCaseFoldCodeItem items[],
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OnigEncoding enc ARG_UNUSED)
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{
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return onigenc_get_case_fold_codes_by_str_with_map(
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numberof(CaseFoldMap), CaseFoldMap, 0,
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flag, p, end, items);
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}
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OnigEncodingDefine(iso_8859_7, ISO_8859_7) = {
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onigenc_single_byte_mbc_enc_len,
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"ISO-8859-7", /* name */
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1, /* max enc length */
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1, /* min enc length */
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onigenc_is_mbc_newline_0x0a,
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onigenc_single_byte_mbc_to_code,
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onigenc_single_byte_code_to_mbclen,
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onigenc_single_byte_code_to_mbc,
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mbc_case_fold,
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apply_all_case_fold,
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get_case_fold_codes_by_str,
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onigenc_minimum_property_name_to_ctype,
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is_code_ctype,
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onigenc_not_support_get_ctype_code_range,
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onigenc_single_byte_left_adjust_char_head,
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onigenc_always_true_is_allowed_reverse_match,
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0,
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ONIGENC_FLAG_NONE,
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};
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ENC_ALIAS("ISO8859-7", "ISO-8859-7")
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/*
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* Name: windows-1253
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* MIBenum: 2253
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* Link: http://www.iana.org/assignments/character-sets
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* Link: http://www.microsoft.com/globaldev/reference/sbcs/1253.mspx
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* Link: http://en.wikipedia.org/wiki/Windows-1253
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*/
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ENC_REPLICATE("Windows-1253", "ISO-8859-7")
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ENC_ALIAS("CP1253", "Windows-1253")
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