[331] | 1 | #ifndef ONIGMO_REGENC_H
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| 2 | #define ONIGMO_REGENC_H
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[279] | 3 | /**********************************************************************
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| 4 | regenc.h - Onigmo (Oniguruma-mod) (regular expression library)
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| 5 | **********************************************************************/
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| 6 | /*-
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| 7 | * Copyright (c) 2002-2008 K.Kosako <sndgk393 AT ybb DOT ne DOT jp>
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[331] | 8 | * Copyright (c) 2011-2016 K.Takata <kentkt AT csc DOT jp>
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[279] | 9 | * All rights reserved.
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| 10 | *
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| 11 | * Redistribution and use in source and binary forms, with or without
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| 12 | * modification, are permitted provided that the following conditions
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| 13 | * are met:
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| 14 | * 1. Redistributions of source code must retain the above copyright
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| 15 | * notice, this list of conditions and the following disclaimer.
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| 16 | * 2. Redistributions in binary form must reproduce the above copyright
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| 17 | * notice, this list of conditions and the following disclaimer in the
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| 18 | * documentation and/or other materials provided with the distribution.
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| 19 | *
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| 20 | * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
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| 21 | * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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| 22 | * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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| 23 | * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
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| 24 | * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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| 25 | * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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| 26 | * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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| 27 | * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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| 28 | * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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| 29 | * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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| 30 | * SUCH DAMAGE.
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| 31 | */
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| 32 |
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[331] | 33 | #if !defined(RUBY) && (defined(RUBY_EXPORT) || defined(ONIG_ENC_REGISTER))
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| 34 | # define RUBY
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| 35 | #endif
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| 36 | #ifdef RUBY
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| 37 | # ifndef ONIGMO_REGINT_H
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| 38 | # ifndef RUBY_EXTERN
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| 39 | # include "ruby/config.h"
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| 40 | # include "ruby/defines.h"
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| 41 | # endif
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| 42 | # endif
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| 43 | #else /* RUBY */
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| 44 | # ifndef PACKAGE
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[279] | 45 | /* PACKAGE is defined in config.h */
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[331] | 46 | # include "config.h"
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| 47 | # endif
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| 48 | #endif /* RUBY */
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[279] | 49 |
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| 50 | #ifdef ONIG_ESCAPE_UCHAR_COLLISION
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[331] | 51 | # undef ONIG_ESCAPE_UCHAR_COLLISION
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[279] | 52 | #endif
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| 53 |
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[331] | 54 | #ifdef RUBY
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| 55 | # include "ruby/onigmo.h"
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| 56 | #else
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| 57 | # include "onigmo.h"
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| 58 | #endif
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[279] | 59 |
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[331] | 60 | RUBY_SYMBOL_EXPORT_BEGIN
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| 61 |
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[279] | 62 | typedef struct {
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| 63 | OnigCodePoint from;
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| 64 | OnigCodePoint to;
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| 65 | } OnigPairCaseFoldCodes;
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| 66 |
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| 67 |
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| 68 | #ifndef NULL
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[331] | 69 | # define NULL ((void* )0)
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[279] | 70 | #endif
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| 71 |
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| 72 | #ifndef TRUE
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[331] | 73 | # define TRUE 1
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[279] | 74 | #endif
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| 75 |
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| 76 | #ifndef FALSE
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[331] | 77 | # define FALSE 0
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[279] | 78 | #endif
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| 79 |
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| 80 | #ifndef ARG_UNUSED
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[331] | 81 | # if defined(__GNUC__)
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[279] | 82 | # define ARG_UNUSED __attribute__ ((unused))
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[331] | 83 | # else
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[279] | 84 | # define ARG_UNUSED
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[331] | 85 | # endif
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[279] | 86 | #endif
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| 87 |
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| 88 | #define ONIG_IS_NULL(p) (((void*)(p)) == (void*)0)
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| 89 | #define ONIG_IS_NOT_NULL(p) (((void*)(p)) != (void*)0)
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| 90 | #define ONIG_CHECK_NULL_RETURN(p) if (ONIG_IS_NULL(p)) return NULL
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| 91 | #define ONIG_CHECK_NULL_RETURN_VAL(p,val) if (ONIG_IS_NULL(p)) return (val)
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| 92 |
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[331] | 93 | #define enclen(enc,p,e) ((enc->max_enc_len == enc->min_enc_len) ? enc->min_enc_len : ONIGENC_MBC_ENC_LEN(enc,p,e))
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[279] | 94 |
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| 95 | /* character types bit flag */
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| 96 | #define BIT_CTYPE_NEWLINE (1<< ONIGENC_CTYPE_NEWLINE)
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| 97 | #define BIT_CTYPE_ALPHA (1<< ONIGENC_CTYPE_ALPHA)
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| 98 | #define BIT_CTYPE_BLANK (1<< ONIGENC_CTYPE_BLANK)
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| 99 | #define BIT_CTYPE_CNTRL (1<< ONIGENC_CTYPE_CNTRL)
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| 100 | #define BIT_CTYPE_DIGIT (1<< ONIGENC_CTYPE_DIGIT)
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| 101 | #define BIT_CTYPE_GRAPH (1<< ONIGENC_CTYPE_GRAPH)
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| 102 | #define BIT_CTYPE_LOWER (1<< ONIGENC_CTYPE_LOWER)
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| 103 | #define BIT_CTYPE_PRINT (1<< ONIGENC_CTYPE_PRINT)
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| 104 | #define BIT_CTYPE_PUNCT (1<< ONIGENC_CTYPE_PUNCT)
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| 105 | #define BIT_CTYPE_SPACE (1<< ONIGENC_CTYPE_SPACE)
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| 106 | #define BIT_CTYPE_UPPER (1<< ONIGENC_CTYPE_UPPER)
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| 107 | #define BIT_CTYPE_XDIGIT (1<< ONIGENC_CTYPE_XDIGIT)
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| 108 | #define BIT_CTYPE_WORD (1<< ONIGENC_CTYPE_WORD)
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| 109 | #define BIT_CTYPE_ALNUM (1<< ONIGENC_CTYPE_ALNUM)
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| 110 | #define BIT_CTYPE_ASCII (1<< ONIGENC_CTYPE_ASCII)
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| 111 |
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| 112 | #define CTYPE_TO_BIT(ctype) (1<<(ctype))
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| 113 | #define CTYPE_IS_WORD_GRAPH_PRINT(ctype) \
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| 114 | ((ctype) == ONIGENC_CTYPE_WORD || (ctype) == ONIGENC_CTYPE_GRAPH ||\
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| 115 | (ctype) == ONIGENC_CTYPE_PRINT)
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| 116 |
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| 117 |
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| 118 | typedef struct {
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[331] | 119 | short int len;
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| 120 | const UChar name[6];
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[279] | 121 | int ctype;
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| 122 | } PosixBracketEntryType;
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| 123 |
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| 124 | #define POSIX_BRACKET_ENTRY_INIT(name, ctype) \
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[331] | 125 | {(short int )(sizeof(name) - 1), (name), (ctype)}
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[279] | 126 |
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| 127 | #ifndef numberof
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[331] | 128 | # define numberof(array) (int )(sizeof(array) / sizeof((array)[0]))
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[279] | 129 | #endif
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| 130 |
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| 131 |
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| 132 | #define USE_CRNL_AS_LINE_TERMINATOR
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| 133 | #define USE_UNICODE_PROPERTIES
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| 134 | #define USE_UNICODE_AGE_PROPERTIES
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| 135 | /* #define USE_UNICODE_CASE_FOLD_TURKISH_AZERI */
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| 136 | /* #define USE_UNICODE_ALL_LINE_TERMINATORS */ /* see Unicode.org UTS #18 */
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| 137 |
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| 138 |
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[331] | 139 | #define ONIG_ENCODING_INIT_DEFAULT ONIG_ENCODING_ASCII
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[279] | 140 |
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| 141 | /* for encoding system implementation (internal) */
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[331] | 142 | ONIG_EXTERN int onigenc_ascii_apply_all_case_fold(OnigCaseFoldType flag, OnigApplyAllCaseFoldFunc f, void* arg, OnigEncoding enc);
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| 143 | ONIG_EXTERN int onigenc_ascii_get_case_fold_codes_by_str(OnigCaseFoldType flag, const OnigUChar* p, const OnigUChar* end, OnigCaseFoldCodeItem items[], OnigEncoding enc);
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| 144 | ONIG_EXTERN int onigenc_apply_all_case_fold_with_map(int map_size, const OnigPairCaseFoldCodes map[], int ess_tsett_flag, OnigCaseFoldType flag, OnigApplyAllCaseFoldFunc f, void* arg);
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| 145 | ONIG_EXTERN int onigenc_get_case_fold_codes_by_str_with_map(int map_size, const OnigPairCaseFoldCodes map[], int ess_tsett_flag, OnigCaseFoldType flag, const OnigUChar* p, const OnigUChar* end, OnigCaseFoldCodeItem items[]);
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| 146 | ONIG_EXTERN int onigenc_not_support_get_ctype_code_range(OnigCtype ctype, OnigCodePoint* sb_out, const OnigCodePoint* ranges[], OnigEncoding enc);
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| 147 | ONIG_EXTERN int onigenc_is_mbc_newline_0x0a(const UChar* p, const UChar* end, OnigEncoding enc);
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| 148 | ONIG_EXTERN int onigenc_single_byte_ascii_only_case_map(OnigCaseFoldType* flagP, const OnigUChar** pp, const OnigUChar* end, OnigUChar* to, OnigUChar* to_end, const struct OnigEncodingTypeST* enc);
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[279] | 149 |
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| 150 |
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| 151 | /* methods for single byte encoding */
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[331] | 152 | ONIG_EXTERN int onigenc_ascii_mbc_case_fold(OnigCaseFoldType flag, const UChar** p, const UChar* end, UChar* lower, OnigEncoding enc);
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| 153 | ONIG_EXTERN int onigenc_single_byte_mbc_enc_len(const UChar* p, const UChar* e, OnigEncoding enc);
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| 154 | ONIG_EXTERN OnigCodePoint onigenc_single_byte_mbc_to_code(const UChar* p, const UChar* end, OnigEncoding enc);
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| 155 | ONIG_EXTERN int onigenc_single_byte_code_to_mbclen(OnigCodePoint code, OnigEncoding enc);
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| 156 | ONIG_EXTERN int onigenc_single_byte_code_to_mbc(OnigCodePoint code, UChar *buf, OnigEncoding enc);
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| 157 | ONIG_EXTERN UChar* onigenc_single_byte_left_adjust_char_head(const UChar* start, const UChar* s, const OnigUChar* end, OnigEncoding enc);
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| 158 | ONIG_EXTERN int onigenc_always_true_is_allowed_reverse_match(const UChar* s, const UChar* end, OnigEncoding enc);
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| 159 | ONIG_EXTERN int onigenc_always_false_is_allowed_reverse_match(const UChar* s, const UChar* end, OnigEncoding enc);
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| 160 | ONIG_EXTERN int onigenc_ascii_is_code_ctype(OnigCodePoint code, unsigned int ctype, OnigEncoding enc);
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[279] | 161 |
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| 162 | /* methods for multi byte encoding */
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[331] | 163 | ONIG_EXTERN OnigCodePoint onigenc_mbn_mbc_to_code(OnigEncoding enc, const UChar* p, const UChar* end);
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| 164 | ONIG_EXTERN int onigenc_mbn_mbc_case_fold(OnigEncoding enc, OnigCaseFoldType flag, const UChar** p, const UChar* end, UChar* lower);
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| 165 | ONIG_EXTERN int onigenc_mb2_code_to_mbclen(OnigCodePoint code, OnigEncoding enc);
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| 166 | ONIG_EXTERN int onigenc_mb2_code_to_mbc(OnigEncoding enc, OnigCodePoint code, UChar *buf);
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| 167 | ONIG_EXTERN int onigenc_minimum_property_name_to_ctype(OnigEncoding enc, const UChar* p, const UChar* end);
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| 168 | ONIG_EXTERN int onigenc_unicode_property_name_to_ctype(OnigEncoding enc, const UChar* p, const UChar* end);
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| 169 | ONIG_EXTERN int onigenc_mb2_is_code_ctype(OnigEncoding enc, OnigCodePoint code, unsigned int ctype);
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| 170 | ONIG_EXTERN int onigenc_mb4_code_to_mbclen(OnigCodePoint code, OnigEncoding enc);
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| 171 | ONIG_EXTERN int onigenc_mb4_code_to_mbc(OnigEncoding enc, OnigCodePoint code, UChar *buf);
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| 172 | ONIG_EXTERN int onigenc_mb4_is_code_ctype(OnigEncoding enc, OnigCodePoint code, unsigned int ctype);
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[279] | 173 |
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[331] | 174 | ONIG_EXTERN int onigenc_unicode_case_map(OnigCaseFoldType* flagP, const OnigUChar** pp, const OnigUChar* end, OnigUChar* to, OnigUChar* to_end, const struct OnigEncodingTypeST* enc);
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[279] | 175 |
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[331] | 176 |
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[279] | 177 | /* in enc/unicode.c */
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[331] | 178 | ONIG_EXTERN int onigenc_unicode_is_code_ctype(OnigCodePoint code, unsigned int ctype, OnigEncoding enc);
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| 179 | ONIG_EXTERN int onigenc_utf16_32_get_ctype_code_range(OnigCtype ctype, OnigCodePoint *sb_out, const OnigCodePoint* ranges[], OnigEncoding enc);
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| 180 | ONIG_EXTERN int onigenc_unicode_ctype_code_range(int ctype, const OnigCodePoint* ranges[]);
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| 181 | ONIG_EXTERN int onigenc_unicode_get_case_fold_codes_by_str(OnigEncoding enc, OnigCaseFoldType flag, const OnigUChar* p, const OnigUChar* end, OnigCaseFoldCodeItem items[]);
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| 182 | ONIG_EXTERN int onigenc_unicode_mbc_case_fold(OnigEncoding enc, OnigCaseFoldType flag, const UChar** pp, const UChar* end, UChar* fold);
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| 183 | ONIG_EXTERN int onigenc_unicode_apply_all_case_fold(OnigCaseFoldType flag, OnigApplyAllCaseFoldFunc f, void* arg, OnigEncoding enc);
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[279] | 184 |
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| 185 |
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| 186 | #define UTF16_IS_SURROGATE_FIRST(c) (((c) & 0xfc) == 0xd8)
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| 187 | #define UTF16_IS_SURROGATE_SECOND(c) (((c) & 0xfc) == 0xdc)
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[331] | 188 | #define UTF16_IS_SURROGATE(c) (((c) & 0xf8) == 0xd8)
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| 189 | #define UNICODE_VALID_CODEPOINT_P(c) ( \
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| 190 | ((c) <= 0x10ffff) && \
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| 191 | !((c) < 0x10000 && UTF16_IS_SURROGATE((c) >> 8)))
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[279] | 192 |
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| 193 | #define ONIGENC_ISO_8859_1_TO_LOWER_CASE(c) \
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| 194 | OnigEncISO_8859_1_ToLowerCaseTable[c]
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| 195 | #define ONIGENC_ISO_8859_1_TO_UPPER_CASE(c) \
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| 196 | OnigEncISO_8859_1_ToUpperCaseTable[c]
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| 197 |
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| 198 | ONIG_EXTERN const UChar OnigEncISO_8859_1_ToLowerCaseTable[];
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| 199 | ONIG_EXTERN const UChar OnigEncISO_8859_1_ToUpperCaseTable[];
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| 200 |
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| 201 | ONIG_EXTERN int
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[331] | 202 | onigenc_with_ascii_strncmp(OnigEncoding enc, const UChar* p, const UChar* end, const UChar* sascii /* ascii */, int n);
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[279] | 203 | ONIG_EXTERN int
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[331] | 204 | onigenc_with_ascii_strnicmp(OnigEncoding enc, const UChar* p, const UChar* end, const UChar* sascii /* ascii */, int n);
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[279] | 205 | ONIG_EXTERN UChar*
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[331] | 206 | onigenc_step(OnigEncoding enc, const UChar* p, const UChar* end, int n);
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[279] | 207 |
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| 208 | /* defined in regexec.c, but used in enc/xxx.c */
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[331] | 209 | extern int onig_is_in_code_range(const UChar* p, OnigCodePoint code);
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[279] | 210 |
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| 211 | ONIG_EXTERN OnigEncoding OnigEncDefaultCharEncoding;
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| 212 | ONIG_EXTERN const UChar OnigEncAsciiToLowerCaseTable[];
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| 213 | ONIG_EXTERN const UChar OnigEncAsciiToUpperCaseTable[];
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| 214 | ONIG_EXTERN const unsigned short OnigEncAsciiCtypeTable[];
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| 215 |
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| 216 | #define ONIGENC_IS_ASCII_CODE(code) ((code) < 0x80)
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| 217 | #define ONIGENC_ASCII_CODE_TO_LOWER_CASE(c) OnigEncAsciiToLowerCaseTable[c]
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| 218 | #define ONIGENC_ASCII_CODE_TO_UPPER_CASE(c) OnigEncAsciiToUpperCaseTable[c]
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| 219 | #define ONIGENC_IS_ASCII_CODE_CTYPE(code,ctype) \
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| 220 | ((OnigEncAsciiCtypeTable[code] & CTYPE_TO_BIT(ctype)) != 0)
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| 221 | #define ONIGENC_IS_ASCII_CODE_CASE_AMBIG(code) \
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| 222 | (ONIGENC_IS_ASCII_CODE_CTYPE(code, ONIGENC_CTYPE_UPPER) ||\
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| 223 | ONIGENC_IS_ASCII_CODE_CTYPE(code, ONIGENC_CTYPE_LOWER))
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| 224 |
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| 225 | /* Check if the code is in the range. (from <= code && code <= to) */
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| 226 | #define ONIGENC_IS_IN_RANGE(code, from, to) \
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| 227 | ((OnigCodePoint )((code) - (from)) <= (OnigCodePoint )((to) - (from)))
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| 228 |
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| 229 |
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[331] | 230 | #ifdef ONIG_ENC_REGISTER
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| 231 | extern int ONIG_ENC_REGISTER(const char *, OnigEncoding);
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| 232 | # define OnigEncodingName(n) encoding_##n
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| 233 | # define OnigEncodingDeclare(n) static const OnigEncodingType OnigEncodingName(n)
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| 234 | # define OnigEncodingDefine(f,n) \
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| 235 | OnigEncodingDeclare(n); \
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| 236 | void Init_##f(void) { \
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| 237 | ONIG_ENC_REGISTER(OnigEncodingName(n).name, \
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| 238 | &OnigEncodingName(n)); \
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| 239 | } \
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| 240 | OnigEncodingDeclare(n)
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| 241 | #else
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| 242 | # define OnigEncodingName(n) OnigEncoding##n
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| 243 | # define OnigEncodingDeclare(n) const OnigEncodingType OnigEncodingName(n)
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| 244 | # define OnigEncodingDefine(f,n) OnigEncodingDeclare(n)
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| 245 | #endif
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| 246 |
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| 247 | /* macros for define replica encoding and encoding alias */
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| 248 | #define ENC_REPLICATE(name, orig)
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| 249 | #define ENC_ALIAS(name, orig)
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| 250 | #define ENC_DUMMY(name)
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| 251 |
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| 252 | RUBY_SYMBOL_EXPORT_END
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| 253 |
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| 254 | #endif /* ONIGMO_REGENC_H */
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