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DEFINITIONS
This source file includes following definitions.
- iso_8859_4_mbc_to_normalize
- iso_8859_4_is_mbc_ambiguous
- iso_8859_4_is_code_ctype
- iso_8859_4_get_all_pair_ambig_codes
/**********************************************************************
iso8859_4.c - Oniguruma (regular expression library)
**********************************************************************/
/*-
* Copyright (c) 2002-2005 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"
#define ENC_ISO_8859_4_TO_LOWER_CASE(c) EncISO_8859_4_ToLowerCaseTable[c]
#define ENC_IS_ISO_8859_4_CTYPE(code,ctype) \
((EncISO_8859_4_CtypeTable[code] & ctype) != 0)
static const UChar EncISO_8859_4_ToLowerCaseTable[256] = {
'\000', '\001', '\002', '\003', '\004', '\005', '\006', '\007',
'\010', '\011', '\012', '\013', '\014', '\015', '\016', '\017',
'\020', '\021', '\022', '\023', '\024', '\025', '\026', '\027',
'\030', '\031', '\032', '\033', '\034', '\035', '\036', '\037',
'\040', '\041', '\042', '\043', '\044', '\045', '\046', '\047',
'\050', '\051', '\052', '\053', '\054', '\055', '\056', '\057',
'\060', '\061', '\062', '\063', '\064', '\065', '\066', '\067',
'\070', '\071', '\072', '\073', '\074', '\075', '\076', '\077',
'\100', '\141', '\142', '\143', '\144', '\145', '\146', '\147',
'\150', '\151', '\152', '\153', '\154', '\155', '\156', '\157',
'\160', '\161', '\162', '\163', '\164', '\165', '\166', '\167',
'\170', '\171', '\172', '\133', '\134', '\135', '\136', '\137',
'\140', '\141', '\142', '\143', '\144', '\145', '\146', '\147',
'\150', '\151', '\152', '\153', '\154', '\155', '\156', '\157',
'\160', '\161', '\162', '\163', '\164', '\165', '\166', '\167',
'\170', '\171', '\172', '\173', '\174', '\175', '\176', '\177',
'\200', '\201', '\202', '\203', '\204', '\205', '\206', '\207',
'\210', '\211', '\212', '\213', '\214', '\215', '\216', '\217',
'\220', '\221', '\222', '\223', '\224', '\225', '\226', '\227',
'\230', '\231', '\232', '\233', '\234', '\235', '\236', '\237',
'\240', '\261', '\242', '\263', '\244', '\265', '\266', '\247',
'\250', '\271', '\272', '\273', '\274', '\255', '\276', '\257',
'\260', '\261', '\262', '\263', '\264', '\265', '\266', '\267',
'\270', '\271', '\272', '\273', '\274', '\277', '\276', '\277',
'\340', '\341', '\342', '\343', '\344', '\345', '\346', '\347',
'\350', '\351', '\352', '\353', '\354', '\355', '\356', '\357',
'\360', '\361', '\362', '\363', '\364', '\365', '\366', '\327',
'\370', '\371', '\372', '\373', '\374', '\375', '\376', '\337',
'\340', '\341', '\342', '\343', '\344', '\345', '\346', '\347',
'\350', '\351', '\352', '\353', '\354', '\355', '\356', '\357',
'\360', '\361', '\362', '\363', '\364', '\365', '\366', '\367',
'\370', '\371', '\372', '\373', '\374', '\375', '\376', '\377'
};
static const unsigned short EncISO_8859_4_CtypeTable[256] = {
0x2008, 0x2008, 0x2008, 0x2008, 0x2008, 0x2008, 0x2008, 0x2008,
0x2008, 0x220c, 0x2209, 0x2208, 0x2208, 0x2208, 0x2008, 0x2008,
0x2008, 0x2008, 0x2008, 0x2008, 0x2008, 0x2008, 0x2008, 0x2008,
0x2008, 0x2008, 0x2008, 0x2008, 0x2008, 0x2008, 0x2008, 0x2008,
0x2284, 0x21a0, 0x21a0, 0x21a0, 0x20a0, 0x21a0, 0x21a0, 0x21a0,
0x21a0, 0x21a0, 0x21a0, 0x20a0, 0x21a0, 0x21a0, 0x21a0, 0x21a0,
0x38b0, 0x38b0, 0x38b0, 0x38b0, 0x38b0, 0x38b0, 0x38b0, 0x38b0,
0x38b0, 0x38b0, 0x21a0, 0x21a0, 0x20a0, 0x20a0, 0x20a0, 0x21a0,
0x21a0, 0x3ca2, 0x3ca2, 0x3ca2, 0x3ca2, 0x3ca2, 0x3ca2, 0x34a2,
0x34a2, 0x34a2, 0x34a2, 0x34a2, 0x34a2, 0x34a2, 0x34a2, 0x34a2,
0x34a2, 0x34a2, 0x34a2, 0x34a2, 0x34a2, 0x34a2, 0x34a2, 0x34a2,
0x34a2, 0x34a2, 0x34a2, 0x21a0, 0x21a0, 0x21a0, 0x20a0, 0x31a0,
0x20a0, 0x38e2, 0x38e2, 0x38e2, 0x38e2, 0x38e2, 0x38e2, 0x30e2,
0x30e2, 0x30e2, 0x30e2, 0x30e2, 0x30e2, 0x30e2, 0x30e2, 0x30e2,
0x30e2, 0x30e2, 0x30e2, 0x30e2, 0x30e2, 0x30e2, 0x30e2, 0x30e2,
0x30e2, 0x30e2, 0x30e2, 0x21a0, 0x20a0, 0x21a0, 0x20a0, 0x2008,
0x0008, 0x0008, 0x0008, 0x0008, 0x0008, 0x0008, 0x0008, 0x0008,
0x0008, 0x0008, 0x0008, 0x0008, 0x0008, 0x0008, 0x0008, 0x0008,
0x0008, 0x0008, 0x0008, 0x0008, 0x0008, 0x0008, 0x0008, 0x0008,
0x0008, 0x0008, 0x0008, 0x0008, 0x0008, 0x0008, 0x0008, 0x0008,
0x0284, 0x14a2, 0x10e2, 0x14a2, 0x00a0, 0x14a2, 0x14a2, 0x00a0,
0x00a0, 0x14a2, 0x14a2, 0x14a2, 0x14a2, 0x01a0, 0x14a2, 0x00a0,
0x00a0, 0x10e2, 0x00a0, 0x10e2, 0x00a0, 0x10e2, 0x10e2, 0x00a0,
0x00a0, 0x10e2, 0x10e2, 0x10e2, 0x10e2, 0x14a2, 0x10e2, 0x10e2,
0x14a2, 0x14a2, 0x14a2, 0x14a2, 0x14a2, 0x14a2, 0x14a2, 0x14a2,
0x14a2, 0x14a2, 0x14a2, 0x14a2, 0x14a2, 0x14a2, 0x14a2, 0x14a2,
0x14a2, 0x14a2, 0x14a2, 0x14a2, 0x14a2, 0x14a2, 0x14a2, 0x00a0,
0x14a2, 0x14a2, 0x14a2, 0x14a2, 0x14a2, 0x14a2, 0x14a2, 0x10e2,
0x10e2, 0x10e2, 0x10e2, 0x10e2, 0x10e2, 0x10e2, 0x10e2, 0x10e2,
0x10e2, 0x10e2, 0x10e2, 0x10e2, 0x10e2, 0x10e2, 0x10e2, 0x10e2,
0x10e2, 0x10e2, 0x10e2, 0x10e2, 0x10e2, 0x10e2, 0x10e2, 0x00a0,
0x10e2, 0x10e2, 0x10e2, 0x10e2, 0x10e2, 0x10e2, 0x10e2, 0x00a0
};
static int
iso_8859_4_mbc_to_normalize(OnigAmbigType flag,
const UChar** pp, const UChar* end, UChar* lower)
{
const UChar* p = *pp;
if (end > p + 1 && (flag & ONIGENC_AMBIGUOUS_MATCH_COMPOUND) != 0) {
if ((*p == 's' && *(p+1) == 's') ||
((flag & ONIGENC_AMBIGUOUS_MATCH_ASCII_CASE) != 0 &&
(*p == 'S' && *(p+1) == 'S'))) {
*lower = 0xdf;
(*pp) += 2;
return 1;
}
}
if (((flag & ONIGENC_AMBIGUOUS_MATCH_ASCII_CASE) != 0 &&
ONIGENC_IS_MBC_ASCII(p)) ||
((flag & ONIGENC_AMBIGUOUS_MATCH_NONASCII_CASE) != 0 &&
!ONIGENC_IS_MBC_ASCII(p))) {
*lower = ENC_ISO_8859_4_TO_LOWER_CASE(*p);
}
else {
*lower = *p;
}
(*pp)++;
return 1; /* return byte length of converted char to lower */
}
static int
iso_8859_4_is_mbc_ambiguous(OnigAmbigType flag,
const UChar** pp, const UChar* end)
{
const UChar* p = *pp;
if ((flag & ONIGENC_AMBIGUOUS_MATCH_COMPOUND) != 0) {
if (end > p + 1) {
if ((*p == 's' && *(p+1) == 's') ||
((flag & ONIGENC_AMBIGUOUS_MATCH_ASCII_CASE) != 0 &&
(*p == 'S' && *(p+1) == 'S'))) {
(*pp) += 2;
return TRUE;
}
}
if (*p == 0xdf) {
(*pp)++;
return TRUE;
}
}
(*pp)++;
if (((flag & ONIGENC_AMBIGUOUS_MATCH_ASCII_CASE) != 0 &&
ONIGENC_IS_MBC_ASCII(p)) ||
((flag & ONIGENC_AMBIGUOUS_MATCH_NONASCII_CASE) != 0 &&
!ONIGENC_IS_MBC_ASCII(p))) {
int v = (EncISO_8859_4_CtypeTable[*p] &
(ONIGENC_CTYPE_UPPER | ONIGENC_CTYPE_LOWER));
if ((v | ONIGENC_CTYPE_LOWER) != 0) {
/* 0xdf, 0xaa, 0xb5, 0xba are lower case letter, but can't convert. */
if (*p == 0xdf || *p == 0xa2)
return FALSE;
else
return TRUE;
}
return (v != 0 ? TRUE : FALSE);
}
return FALSE;
}
static int
iso_8859_4_is_code_ctype(OnigCodePoint code, unsigned int ctype)
{
if (code < 256)
return ENC_IS_ISO_8859_4_CTYPE(code, ctype);
else
return FALSE;
}
static int
iso_8859_4_get_all_pair_ambig_codes(OnigAmbigType flag,
const OnigPairAmbigCodes** ccs)
{
static const OnigPairAmbigCodes cc[] = {
{ 0xa1, 0xb1 },
{ 0xa3, 0xb3 },
{ 0xa5, 0xb5 },
{ 0xa6, 0xb6 },
{ 0xa9, 0xb9 },
{ 0xaa, 0xba },
{ 0xab, 0xbb },
{ 0xac, 0xbc },
{ 0xae, 0xbe },
{ 0xb1, 0xa1 },
{ 0xb3, 0xa3 },
{ 0xb5, 0xa5 },
{ 0xb6, 0xa6 },
{ 0xb9, 0xa9 },
{ 0xba, 0xaa },
{ 0xbb, 0xab },
{ 0xbc, 0xac },
{ 0xbe, 0xae },
{ 0xc0, 0xe0 },
{ 0xc1, 0xe1 },
{ 0xc2, 0xe2 },
{ 0xc3, 0xe3 },
{ 0xc4, 0xe4 },
{ 0xc5, 0xe5 },
{ 0xc6, 0xe6 },
{ 0xc7, 0xe7 },
{ 0xc8, 0xe8 },
{ 0xc9, 0xe9 },
{ 0xca, 0xea },
{ 0xcb, 0xeb },
{ 0xcc, 0xec },
{ 0xcd, 0xed },
{ 0xce, 0xee },
{ 0xcf, 0xef },
{ 0xd0, 0xf0 },
{ 0xd1, 0xf1 },
{ 0xd2, 0xf2 },
{ 0xd3, 0xf3 },
{ 0xd4, 0xf4 },
{ 0xd5, 0xf5 },
{ 0xd6, 0xf6 },
{ 0xd8, 0xf8 },
{ 0xd9, 0xf9 },
{ 0xda, 0xfa },
{ 0xdb, 0xfb },
{ 0xdc, 0xfc },
{ 0xdd, 0xfd },
{ 0xde, 0xfe },
{ 0xe0, 0xc0 },
{ 0xe1, 0xc1 },
{ 0xe2, 0xc2 },
{ 0xe3, 0xc3 },
{ 0xe4, 0xc4 },
{ 0xe5, 0xc5 },
{ 0xe6, 0xc6 },
{ 0xe7, 0xc7 },
{ 0xe8, 0xc8 },
{ 0xe9, 0xc9 },
{ 0xea, 0xca },
{ 0xeb, 0xcb },
{ 0xec, 0xcc },
{ 0xed, 0xcd },
{ 0xee, 0xce },
{ 0xef, 0xcf },
{ 0xf0, 0xd0 },
{ 0xf1, 0xd1 },
{ 0xf2, 0xd2 },
{ 0xf3, 0xd3 },
{ 0xf4, 0xd4 },
{ 0xf5, 0xd5 },
{ 0xf6, 0xd6 },
{ 0xf8, 0xd8 },
{ 0xf9, 0xd9 },
{ 0xfa, 0xda },
{ 0xfb, 0xdb },
{ 0xfc, 0xdc },
{ 0xfd, 0xdd },
{ 0xfe, 0xde }
};
if (flag == ONIGENC_AMBIGUOUS_MATCH_ASCII_CASE) {
*ccs = OnigAsciiPairAmbigCodes;
return 52;
}
if (flag == ONIGENC_AMBIGUOUS_MATCH_NONASCII_CASE) {
*ccs = cc;
return sizeof(cc) / sizeof(OnigPairAmbigCodes);
}
else
return 0;
}
OnigEncodingType OnigEncodingISO_8859_4 = {
onigenc_single_byte_mbc_enc_len,
"ISO-8859-4", /* name */
1, /* max enc length */
1, /* min enc length */
(ONIGENC_AMBIGUOUS_MATCH_ASCII_CASE |
ONIGENC_AMBIGUOUS_MATCH_NONASCII_CASE |
ONIGENC_AMBIGUOUS_MATCH_COMPOUND),
{
(OnigCodePoint )'\\' /* esc */
, (OnigCodePoint )ONIG_INEFFECTIVE_META_CHAR /* anychar '.' */
, (OnigCodePoint )ONIG_INEFFECTIVE_META_CHAR /* anytime '*' */
, (OnigCodePoint )ONIG_INEFFECTIVE_META_CHAR /* zero or one time '?' */
, (OnigCodePoint )ONIG_INEFFECTIVE_META_CHAR /* one or more time '+' */
, (OnigCodePoint )ONIG_INEFFECTIVE_META_CHAR /* anychar anytime */
},
onigenc_is_mbc_newline_0x0a,
onigenc_single_byte_mbc_to_code,
onigenc_single_byte_code_to_mbclen,
onigenc_single_byte_code_to_mbc,
iso_8859_4_mbc_to_normalize,
iso_8859_4_is_mbc_ambiguous,
iso_8859_4_get_all_pair_ambig_codes,
onigenc_ess_tsett_get_all_comp_ambig_codes,
iso_8859_4_is_code_ctype,
onigenc_not_support_get_ctype_code_range,
onigenc_single_byte_left_adjust_char_head,
onigenc_always_true_is_allowed_reverse_match
};