1/********************************************************************** 2 iso8859_10.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_10_TO_LOWER_CASE(c) EncISO_8859_10_ToLowerCaseTable[c] 33#define ENC_IS_ISO_8859_10_CTYPE(code,ctype) \ 34 ((EncISO_8859_10_CtypeTable[code] & CTYPE_TO_BIT(ctype)) != 0) 35 36static const UChar EncISO_8859_10_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', '\261', '\262', '\263', '\264', '\265', '\266', '\247', 58 '\270', '\271', '\272', '\273', '\274', '\255', '\276', '\277', 59 '\260', '\261', '\262', '\263', '\264', '\265', '\266', '\267', 60 '\270', '\271', '\272', '\273', '\274', '\275', '\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_10_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, 0x34a2, 0x34a2, 0x34a2, 0x34a2, 0x34a2, 0x00a0, 93 0x34a2, 0x34a2, 0x34a2, 0x34a2, 0x34a2, 0x01a0, 0x34a2, 0x34a2, 94 0x00a0, 0x30e2, 0x30e2, 0x30e2, 0x30e2, 0x30e2, 0x30e2, 0x01a0, 95 0x30e2, 0x30e2, 0x30e2, 0x30e2, 0x30e2, 0x01a0, 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_10_TO_LOWER_CASE(*p); 121 (*pp)++; 122 return 1; 123} 124 125#if 0 126static int 127is_mbc_ambiguous(OnigCaseFoldType flag, const UChar** pp, const UChar* end) 128{ 129 int v; 130 const UChar* p = *pp; 131 132 if (*p == 0xdf && (flag & INTERNAL_ONIGENC_CASE_FOLD_MULTI_CHAR) != 0) { 133 (*pp)++; 134 return TRUE; 135 } 136 137 (*pp)++; 138 v = (EncISO_8859_10_CtypeTable[*p] & (BIT_CTYPE_UPPER | BIT_CTYPE_LOWER)); 139 if ((v | BIT_CTYPE_LOWER) != 0) { 140 return TRUE; 141 } 142 143 return (v != 0 ? TRUE : FALSE); 144} 145#endif 146 147static int 148is_code_ctype(OnigCodePoint code, unsigned int ctype, OnigEncoding enc ARG_UNUSED) 149{ 150 if (code < 256) 151 return ENC_IS_ISO_8859_10_CTYPE(code, ctype); 152 else 153 return FALSE; 154} 155 156static const OnigPairCaseFoldCodes CaseFoldMap[] = { 157 { 0xa1, 0xb1 }, 158 { 0xa2, 0xb2 }, 159 { 0xa3, 0xb3 }, 160 { 0xa4, 0xb4 }, 161 { 0xa5, 0xb5 }, 162 { 0xa6, 0xb6 }, 163 { 0xa8, 0xb8 }, 164 { 0xa9, 0xb9 }, 165 { 0xaa, 0xba }, 166 { 0xab, 0xbb }, 167 { 0xac, 0xbc }, 168 { 0xae, 0xbe }, 169 { 0xaf, 0xbf }, 170 171 { 0xc0, 0xe0 }, 172 { 0xc1, 0xe1 }, 173 { 0xc2, 0xe2 }, 174 { 0xc3, 0xe3 }, 175 { 0xc4, 0xe4 }, 176 { 0xc5, 0xe5 }, 177 { 0xc6, 0xe6 }, 178 { 0xc7, 0xe7 }, 179 { 0xc8, 0xe8 }, 180 { 0xc9, 0xe9 }, 181 { 0xca, 0xea }, 182 { 0xcb, 0xeb }, 183 { 0xcc, 0xec }, 184 { 0xcd, 0xed }, 185 { 0xce, 0xee }, 186 { 0xcf, 0xef }, 187 188 { 0xd0, 0xf0 }, 189 { 0xd1, 0xf1 }, 190 { 0xd2, 0xf2 }, 191 { 0xd3, 0xf3 }, 192 { 0xd4, 0xf4 }, 193 { 0xd5, 0xf5 }, 194 { 0xd6, 0xf6 }, 195 { 0xd7, 0xf7 }, 196 { 0xd8, 0xf8 }, 197 { 0xd9, 0xf9 }, 198 { 0xda, 0xfa }, 199 { 0xdb, 0xfb }, 200 { 0xdc, 0xfc }, 201 { 0xdd, 0xfd }, 202 { 0xde, 0xfe } 203}; 204 205static int 206apply_all_case_fold(OnigCaseFoldType flag, 207 OnigApplyAllCaseFoldFunc f, void* arg, 208 OnigEncoding enc ARG_UNUSED) 209{ 210 return onigenc_apply_all_case_fold_with_map( 211 sizeof(CaseFoldMap)/sizeof(OnigPairCaseFoldCodes), CaseFoldMap, 1, 212 flag, f, arg); 213} 214 215static int 216get_case_fold_codes_by_str(OnigCaseFoldType flag, 217 const OnigUChar* p, const OnigUChar* end, 218 OnigCaseFoldCodeItem items[], 219 OnigEncoding enc ARG_UNUSED) 220{ 221 return onigenc_get_case_fold_codes_by_str_with_map( 222 sizeof(CaseFoldMap)/sizeof(OnigPairCaseFoldCodes), CaseFoldMap, 1, 223 flag, p, end, items); 224} 225 226OnigEncodingDefine(iso_8859_10, ISO_8859_10) = { 227 onigenc_single_byte_mbc_enc_len, 228 "ISO-8859-10", /* name */ 229 1, /* max enc length */ 230 1, /* min enc length */ 231 onigenc_is_mbc_newline_0x0a, 232 onigenc_single_byte_mbc_to_code, 233 onigenc_single_byte_code_to_mbclen, 234 onigenc_single_byte_code_to_mbc, 235 mbc_case_fold, 236 apply_all_case_fold, 237 get_case_fold_codes_by_str, 238 onigenc_minimum_property_name_to_ctype, 239 is_code_ctype, 240 onigenc_not_support_get_ctype_code_range, 241 onigenc_single_byte_left_adjust_char_head, 242 onigenc_always_true_is_allowed_reverse_match, 243 0, 244 ONIGENC_FLAG_NONE, 245}; 246ENC_ALIAS("ISO8859-10", "ISO-8859-10") 247