1/********************************************************************** 2 iso8859_14.c - Oniguruma (regular expression library) 3**********************************************************************/ 4/*- 5 * Copyright (c) 2002-2007 K.Kosako <sndgk393 AT ybb DOT ne DOT jp> 6 * All rights reserved. 7 * 8 * Redistribution and use in source and binary forms, with or without 9 * modification, are permitted provided that the following conditions 10 * are met: 11 * 1. Redistributions of source code must retain the above copyright 12 * notice, this list of conditions and the following disclaimer. 13 * 2. Redistributions in binary form must reproduce the above copyright 14 * notice, this list of conditions and the following disclaimer in the 15 * documentation and/or other materials provided with the distribution. 16 * 17 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 18 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 19 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 20 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 21 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 22 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 23 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 24 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 25 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 26 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 27 * SUCH DAMAGE. 28 */ 29 30#include "regenc.h" 31 32#define ENC_ISO_8859_14_TO_LOWER_CASE(c) EncISO_8859_14_ToLowerCaseTable[c] 33#define ENC_IS_ISO_8859_14_CTYPE(code,ctype) \ 34 ((EncISO_8859_14_CtypeTable[code] & CTYPE_TO_BIT(ctype)) != 0) 35 36static const UChar EncISO_8859_14_ToLowerCaseTable[256] = { 37 '\000', '\001', '\002', '\003', '\004', '\005', '\006', '\007', 38 '\010', '\011', '\012', '\013', '\014', '\015', '\016', '\017', 39 '\020', '\021', '\022', '\023', '\024', '\025', '\026', '\027', 40 '\030', '\031', '\032', '\033', '\034', '\035', '\036', '\037', 41 '\040', '\041', '\042', '\043', '\044', '\045', '\046', '\047', 42 '\050', '\051', '\052', '\053', '\054', '\055', '\056', '\057', 43 '\060', '\061', '\062', '\063', '\064', '\065', '\066', '\067', 44 '\070', '\071', '\072', '\073', '\074', '\075', '\076', '\077', 45 '\100', '\141', '\142', '\143', '\144', '\145', '\146', '\147', 46 '\150', '\151', '\152', '\153', '\154', '\155', '\156', '\157', 47 '\160', '\161', '\162', '\163', '\164', '\165', '\166', '\167', 48 '\170', '\171', '\172', '\133', '\134', '\135', '\136', '\137', 49 '\140', '\141', '\142', '\143', '\144', '\145', '\146', '\147', 50 '\150', '\151', '\152', '\153', '\154', '\155', '\156', '\157', 51 '\160', '\161', '\162', '\163', '\164', '\165', '\166', '\167', 52 '\170', '\171', '\172', '\173', '\174', '\175', '\176', '\177', 53 '\200', '\201', '\202', '\203', '\204', '\205', '\206', '\207', 54 '\210', '\211', '\212', '\213', '\214', '\215', '\216', '\217', 55 '\220', '\221', '\222', '\223', '\224', '\225', '\226', '\227', 56 '\230', '\231', '\232', '\233', '\234', '\235', '\236', '\237', 57 '\240', '\242', '\242', '\243', '\245', '\245', '\253', '\247', 58 '\270', '\251', '\272', '\253', '\274', '\255', '\256', '\377', 59 '\261', '\261', '\263', '\263', '\265', '\265', '\266', '\271', 60 '\270', '\271', '\272', '\277', '\274', '\276', '\276', '\277', 61 '\340', '\341', '\342', '\343', '\344', '\345', '\346', '\347', 62 '\350', '\351', '\352', '\353', '\354', '\355', '\356', '\357', 63 '\360', '\361', '\362', '\363', '\364', '\365', '\366', '\367', 64 '\370', '\371', '\372', '\373', '\374', '\375', '\376', '\337', 65 '\340', '\341', '\342', '\343', '\344', '\345', '\346', '\347', 66 '\350', '\351', '\352', '\353', '\354', '\355', '\356', '\357', 67 '\360', '\361', '\362', '\363', '\364', '\365', '\366', '\367', 68 '\370', '\371', '\372', '\373', '\374', '\375', '\376', '\377' 69}; 70 71static const unsigned short EncISO_8859_14_CtypeTable[256] = { 72 0x4008, 0x4008, 0x4008, 0x4008, 0x4008, 0x4008, 0x4008, 0x4008, 73 0x4008, 0x420c, 0x4209, 0x4208, 0x4208, 0x4208, 0x4008, 0x4008, 74 0x4008, 0x4008, 0x4008, 0x4008, 0x4008, 0x4008, 0x4008, 0x4008, 75 0x4008, 0x4008, 0x4008, 0x4008, 0x4008, 0x4008, 0x4008, 0x4008, 76 0x4284, 0x41a0, 0x41a0, 0x41a0, 0x41a0, 0x41a0, 0x41a0, 0x41a0, 77 0x41a0, 0x41a0, 0x41a0, 0x41a0, 0x41a0, 0x41a0, 0x41a0, 0x41a0, 78 0x78b0, 0x78b0, 0x78b0, 0x78b0, 0x78b0, 0x78b0, 0x78b0, 0x78b0, 79 0x78b0, 0x78b0, 0x41a0, 0x41a0, 0x41a0, 0x41a0, 0x41a0, 0x41a0, 80 0x41a0, 0x7ca2, 0x7ca2, 0x7ca2, 0x7ca2, 0x7ca2, 0x7ca2, 0x74a2, 81 0x74a2, 0x74a2, 0x74a2, 0x74a2, 0x74a2, 0x74a2, 0x74a2, 0x74a2, 82 0x74a2, 0x74a2, 0x74a2, 0x74a2, 0x74a2, 0x74a2, 0x74a2, 0x74a2, 83 0x74a2, 0x74a2, 0x74a2, 0x41a0, 0x41a0, 0x41a0, 0x41a0, 0x51a0, 84 0x41a0, 0x78e2, 0x78e2, 0x78e2, 0x78e2, 0x78e2, 0x78e2, 0x70e2, 85 0x70e2, 0x70e2, 0x70e2, 0x70e2, 0x70e2, 0x70e2, 0x70e2, 0x70e2, 86 0x70e2, 0x70e2, 0x70e2, 0x70e2, 0x70e2, 0x70e2, 0x70e2, 0x70e2, 87 0x70e2, 0x70e2, 0x70e2, 0x41a0, 0x41a0, 0x41a0, 0x41a0, 0x4008, 88 0x0008, 0x0008, 0x0008, 0x0008, 0x0008, 0x0008, 0x0008, 0x0008, 89 0x0008, 0x0008, 0x0008, 0x0008, 0x0008, 0x0008, 0x0008, 0x0008, 90 0x0008, 0x0008, 0x0008, 0x0008, 0x0008, 0x0008, 0x0008, 0x0008, 91 0x0008, 0x0008, 0x0008, 0x0008, 0x0008, 0x0008, 0x0008, 0x0008, 92 0x0284, 0x34a2, 0x30e2, 0x00a0, 0x34a2, 0x30e2, 0x34a2, 0x00a0, 93 0x34a2, 0x00a0, 0x34a2, 0x30e2, 0x34a2, 0x01a0, 0x00a0, 0x34a2, 94 0x34a2, 0x30e2, 0x34a2, 0x30e2, 0x34a2, 0x30e2, 0x00a0, 0x34a2, 95 0x30e2, 0x30e2, 0x30e2, 0x34a2, 0x30e2, 0x34a2, 0x30e2, 0x30e2, 96 0x34a2, 0x34a2, 0x34a2, 0x34a2, 0x34a2, 0x34a2, 0x34a2, 0x34a2, 97 0x34a2, 0x34a2, 0x34a2, 0x34a2, 0x34a2, 0x34a2, 0x34a2, 0x34a2, 98 0x34a2, 0x34a2, 0x34a2, 0x34a2, 0x34a2, 0x34a2, 0x34a2, 0x34a2, 99 0x34a2, 0x34a2, 0x34a2, 0x34a2, 0x34a2, 0x34a2, 0x34a2, 0x30e2, 100 0x30e2, 0x30e2, 0x30e2, 0x30e2, 0x30e2, 0x30e2, 0x30e2, 0x30e2, 101 0x30e2, 0x30e2, 0x30e2, 0x30e2, 0x30e2, 0x30e2, 0x30e2, 0x30e2, 102 0x30e2, 0x30e2, 0x30e2, 0x30e2, 0x30e2, 0x30e2, 0x30e2, 0x30e2, 103 0x30e2, 0x30e2, 0x30e2, 0x30e2, 0x30e2, 0x30e2, 0x30e2, 0x30e2 104}; 105 106static int 107mbc_case_fold(OnigCaseFoldType flag, 108 const UChar** pp, const UChar* end ARG_UNUSED, 109 UChar* lower, OnigEncoding enc ARG_UNUSED) 110{ 111 const UChar* p = *pp; 112 113 if (*p == 0xdf && (flag & INTERNAL_ONIGENC_CASE_FOLD_MULTI_CHAR) != 0) { 114 *lower++ = 's'; 115 *lower = 's'; 116 (*pp)++; 117 return 2; 118 } 119 120 *lower = ENC_ISO_8859_14_TO_LOWER_CASE(*p); 121 (*pp)++; 122 return 1; /* return byte length of converted char to lower */ 123} 124 125#if 0 126static int 127is_mbc_ambiguous(OnigCaseFoldType flag, 128 const UChar** pp, const UChar* end) 129{ 130 int v; 131 const UChar* p = *pp; 132 133 if (*p == 0xdf && (flag & INTERNAL_ONIGENC_CASE_FOLD_MULTI_CHAR) != 0) { 134 (*pp)++; 135 return TRUE; 136 } 137 138 (*pp)++; 139 v = (EncISO_8859_14_CtypeTable[*p] & (BIT_CTYPE_UPPER | BIT_CTYPE_LOWER)); 140 if ((v | BIT_CTYPE_LOWER) != 0) { 141 return TRUE; 142 } 143 144 return (v != 0 ? TRUE : FALSE); 145} 146#endif 147 148static int 149is_code_ctype(OnigCodePoint code, unsigned int ctype, OnigEncoding enc ARG_UNUSED) 150{ 151 if (code < 256) 152 return ENC_IS_ISO_8859_14_CTYPE(code, ctype); 153 else 154 return FALSE; 155} 156 157static const OnigPairCaseFoldCodes CaseFoldMap[] = { 158 { 0xa1, 0xa2 }, 159 { 0xa4, 0xa5 }, 160 { 0xa6, 0xab }, 161 { 0xa8, 0xb8 }, 162 { 0xaa, 0xba }, 163 { 0xac, 0xbc }, 164 { 0xaf, 0xff }, 165 166 { 0xb0, 0xb1 }, 167 { 0xb2, 0xb3 }, 168 { 0xb4, 0xb5 }, 169 { 0xb7, 0xb9 }, 170 { 0xbb, 0xbf }, 171 { 0xbd, 0xbe }, 172 173 { 0xc0, 0xe0 }, 174 { 0xc1, 0xe1 }, 175 { 0xc2, 0xe2 }, 176 { 0xc3, 0xe3 }, 177 { 0xc4, 0xe4 }, 178 { 0xc5, 0xe5 }, 179 { 0xc6, 0xe6 }, 180 { 0xc7, 0xe7 }, 181 { 0xc8, 0xe8 }, 182 { 0xc9, 0xe9 }, 183 { 0xca, 0xea }, 184 { 0xcb, 0xeb }, 185 { 0xcc, 0xec }, 186 { 0xcd, 0xed }, 187 { 0xce, 0xee }, 188 { 0xcf, 0xef }, 189 190 { 0xd0, 0xf0 }, 191 { 0xd1, 0xf1 }, 192 { 0xd2, 0xf2 }, 193 { 0xd3, 0xf3 }, 194 { 0xd4, 0xf4 }, 195 { 0xd5, 0xf5 }, 196 { 0xd6, 0xf6 }, 197 { 0xd7, 0xf7 }, 198 { 0xd8, 0xf8 }, 199 { 0xd9, 0xf9 }, 200 { 0xda, 0xfa }, 201 { 0xdb, 0xfb }, 202 { 0xdc, 0xfc }, 203 { 0xdd, 0xfd }, 204 { 0xde, 0xfe } 205}; 206 207static int 208apply_all_case_fold(OnigCaseFoldType flag, 209 OnigApplyAllCaseFoldFunc f, void* arg, 210 OnigEncoding enc ARG_UNUSED) 211{ 212 return onigenc_apply_all_case_fold_with_map( 213 sizeof(CaseFoldMap)/sizeof(OnigPairCaseFoldCodes), CaseFoldMap, 1, 214 flag, f, arg); 215} 216 217static int 218get_case_fold_codes_by_str(OnigCaseFoldType flag, 219 const OnigUChar* p, const OnigUChar* end, 220 OnigCaseFoldCodeItem items[], 221 OnigEncoding enc ARG_UNUSED) 222{ 223 return onigenc_get_case_fold_codes_by_str_with_map( 224 sizeof(CaseFoldMap)/sizeof(OnigPairCaseFoldCodes), CaseFoldMap, 1, 225 flag, p, end, items); 226} 227 228OnigEncodingDefine(iso_8859_14, ISO_8859_14) = { 229 onigenc_single_byte_mbc_enc_len, 230 "ISO-8859-14", /* name */ 231 1, /* max enc length */ 232 1, /* min enc length */ 233 onigenc_is_mbc_newline_0x0a, 234 onigenc_single_byte_mbc_to_code, 235 onigenc_single_byte_code_to_mbclen, 236 onigenc_single_byte_code_to_mbc, 237 mbc_case_fold, 238 apply_all_case_fold, 239 get_case_fold_codes_by_str, 240 onigenc_minimum_property_name_to_ctype, 241 is_code_ctype, 242 onigenc_not_support_get_ctype_code_range, 243 onigenc_single_byte_left_adjust_char_head, 244 onigenc_always_true_is_allowed_reverse_match, 245 0, 246 ONIGENC_FLAG_NONE, 247}; 248ENC_ALIAS("ISO8859-14", "ISO-8859-14") 249