Ruby 3.5.0dev (2025-02-20 revision 34098b669c0cbc024cd08e686891f1dfe0a10aaf)
onigmo.h
1#ifndef ONIGMO_H
2#define ONIGMO_H
3/**********************************************************************
4 onigmo.h - Onigmo (Oniguruma-mod) (regular expression library)
5**********************************************************************/
6/*-
7 * Copyright (c) 2002-2009 K.Kosako <sndgk393 AT ybb DOT ne DOT jp>
8 * Copyright (c) 2011-2017 K.Takata <kentkt AT csc DOT jp>
9 * All rights reserved.
10 *
11 * Redistribution and use in source and binary forms, with or without
12 * modification, are permitted provided that the following conditions
13 * are met:
14 * 1. Redistributions of source code must retain the above copyright
15 * notice, this list of conditions and the following disclaimer.
16 * 2. Redistributions in binary form must reproduce the above copyright
17 * notice, this list of conditions and the following disclaimer in the
18 * documentation and/or other materials provided with the distribution.
19 *
20 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
21 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
22 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
23 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
24 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
25 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
26 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
27 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
28 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
29 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
30 * SUCH DAMAGE.
31 */
32
33#ifdef __cplusplus
34extern "C" {
35# if 0
36} /* satisfy cc-mode */
37# endif
38#endif
39
40#define ONIGMO_VERSION_MAJOR 6
41#define ONIGMO_VERSION_MINOR 1
42#define ONIGMO_VERSION_TEENY 3
43
44#ifndef ONIG_EXTERN
45# ifdef RUBY_EXTERN
46# define ONIG_EXTERN RUBY_EXTERN
47# else
48# if defined(_WIN32) && !defined(__GNUC__)
49# if defined(EXPORT) || defined(RUBY_EXPORT)
50# define ONIG_EXTERN extern __declspec(dllexport)
51# else
52# define ONIG_EXTERN extern __declspec(dllimport)
53# endif
54# endif
55# endif
56#endif
57
58#ifndef ONIG_EXTERN
59# define ONIG_EXTERN extern
60#endif
61
62#ifndef RUBY
63# ifndef RUBY_SYMBOL_EXPORT_BEGIN
64# define RUBY_SYMBOL_EXPORT_BEGIN
65# define RUBY_SYMBOL_EXPORT_END
66# endif
67#endif
68
69RUBY_SYMBOL_EXPORT_BEGIN
70
71#include <stddef.h> /* for size_t */
72
73/* PART: character encoding */
74
75#ifndef ONIG_ESCAPE_UCHAR_COLLISION
76# define UChar OnigUChar
77#endif
78
79typedef unsigned char OnigUChar;
80typedef unsigned int OnigCodePoint;
81typedef unsigned int OnigCtype;
82typedef size_t OnigDistance;
83typedef ptrdiff_t OnigPosition;
84
85#define ONIG_INFINITE_DISTANCE ~((OnigDistance )0)
86
87/*
88 * Onig casefold/case mapping flags and related definitions
89 *
90 * Subfields (starting with 0 at LSB):
91 * 0-2: Code point count in casefold.h
92 * 3-12: Index into SpecialCaseMapping array in casefold.h
93 * 13-22: Case folding/mapping flags
94 */
95typedef unsigned int OnigCaseFoldType; /* case fold flag */
96
97ONIG_EXTERN OnigCaseFoldType OnigDefaultCaseFoldFlag;
98
99/* bits for actual code point count; 3 bits is more than enough, currently only 2 used */
100#define OnigCodePointMaskWidth 3
101#define OnigCodePointMask ((1<<OnigCodePointMaskWidth)-1)
102#define OnigCodePointCount(n) ((n)&OnigCodePointMask)
103#define OnigCaseFoldFlags(n) ((n)&~OnigCodePointMask)
104
105/* #define ONIGENC_CASE_FOLD_HIRAGANA_KATAKANA (1<<1) */ /* no longer usable with these values! */
106/* #define ONIGENC_CASE_FOLD_KATAKANA_WIDTH (1<<2) */ /* no longer usable with these values! */
107
108/* bits for index into table with separate titlecase mappings */
109/* 10 bits provide 1024 values */
110#define OnigSpecialIndexShift 3
111#define OnigSpecialIndexWidth 10
112
113#define ONIGENC_CASE_UPCASE (1<<13) /* has/needs uppercase mapping */
114#define ONIGENC_CASE_DOWNCASE (1<<14) /* has/needs lowercase mapping */
115#define ONIGENC_CASE_TITLECASE (1<<15) /* has/needs (special) titlecase mapping */
116#define ONIGENC_CASE_SPECIAL_OFFSET 3 /* offset in bits from ONIGENC_CASE to ONIGENC_CASE_SPECIAL */
117#define ONIGENC_CASE_UP_SPECIAL (1<<16) /* has special upcase mapping */
118#define ONIGENC_CASE_DOWN_SPECIAL (1<<17) /* has special downcase mapping */
119#define ONIGENC_CASE_MODIFIED (1<<18) /* data has been modified */
120#define ONIGENC_CASE_FOLD (1<<19) /* has/needs case folding */
121
122#define ONIGENC_CASE_FOLD_TURKISH_AZERI (1<<20) /* needs mapping specific to Turkic languages; better not change original value! */
123
124#define ONIGENC_CASE_FOLD_LITHUANIAN (1<<21) /* needs Lithuanian-specific mapping */
125#define ONIGENC_CASE_ASCII_ONLY (1<<22) /* only modify ASCII range */
126#define ONIGENC_CASE_IS_TITLECASE (1<<23) /* character itself is already titlecase */
127
128#define INTERNAL_ONIGENC_CASE_FOLD_MULTI_CHAR (1<<30) /* better not change original value! */
129
130#define ONIGENC_CASE_FOLD_MIN INTERNAL_ONIGENC_CASE_FOLD_MULTI_CHAR
131#define ONIGENC_CASE_FOLD_DEFAULT OnigDefaultCaseFoldFlag
132
133
134#define ONIGENC_MAX_COMP_CASE_FOLD_CODE_LEN 3
135#define ONIGENC_GET_CASE_FOLD_CODES_MAX_NUM 13
136/* 13 => Unicode:0x1ffc */
137
138/* code range */
139#define ONIGENC_CODE_RANGE_NUM(range) ((int )range[0])
140#define ONIGENC_CODE_RANGE_FROM(range,i) range[((i)*2) + 1]
141#define ONIGENC_CODE_RANGE_TO(range,i) range[((i)*2) + 2]
142
143typedef struct {
144 int byte_len; /* argument(original) character(s) byte length */
145 int code_len; /* number of code */
146 OnigCodePoint code[ONIGENC_MAX_COMP_CASE_FOLD_CODE_LEN];
147} OnigCaseFoldCodeItem;
148
149typedef struct {
150 OnigCodePoint esc;
151 OnigCodePoint anychar;
152 OnigCodePoint anytime;
153 OnigCodePoint zero_or_one_time;
154 OnigCodePoint one_or_more_time;
155 OnigCodePoint anychar_anytime;
156} OnigMetaCharTableType;
157
158typedef int (*OnigApplyAllCaseFoldFunc)(OnigCodePoint from, OnigCodePoint* to, int to_len, void* arg);
159
160typedef struct OnigEncodingTypeST {
161 int (*precise_mbc_enc_len)(const OnigUChar* p,const OnigUChar* e, const struct OnigEncodingTypeST* enc);
162 const char* name;
163 int max_enc_len;
164 int min_enc_len;
165 int (*is_mbc_newline)(const OnigUChar* p, const OnigUChar* end, const struct OnigEncodingTypeST* enc);
166 OnigCodePoint (*mbc_to_code)(const OnigUChar* p, const OnigUChar* end, const struct OnigEncodingTypeST* enc);
167 int (*code_to_mbclen)(OnigCodePoint code, const struct OnigEncodingTypeST* enc);
168 int (*code_to_mbc)(OnigCodePoint code, OnigUChar *buf, const struct OnigEncodingTypeST* enc);
169 int (*mbc_case_fold)(OnigCaseFoldType flag, const OnigUChar** pp, const OnigUChar* end, OnigUChar* to, const struct OnigEncodingTypeST* enc);
170 int (*apply_all_case_fold)(OnigCaseFoldType flag, OnigApplyAllCaseFoldFunc f, void* arg, const struct OnigEncodingTypeST* enc);
171 int (*get_case_fold_codes_by_str)(OnigCaseFoldType flag, const OnigUChar* p, const OnigUChar* end, OnigCaseFoldCodeItem acs[], const struct OnigEncodingTypeST* enc);
172 int (*property_name_to_ctype)(const struct OnigEncodingTypeST* enc, const OnigUChar* p, const OnigUChar* end);
173 int (*is_code_ctype)(OnigCodePoint code, OnigCtype ctype, const struct OnigEncodingTypeST* enc);
174 int (*get_ctype_code_range)(OnigCtype ctype, OnigCodePoint* sb_out, const OnigCodePoint* ranges[], const struct OnigEncodingTypeST* enc);
175 OnigUChar* (*left_adjust_char_head)(const OnigUChar* start, const OnigUChar* p, const OnigUChar* end, const struct OnigEncodingTypeST* enc);
176 int (*is_allowed_reverse_match)(const OnigUChar* p, const OnigUChar* end, const struct OnigEncodingTypeST* enc);
177 int (*case_map)(OnigCaseFoldType* flagP, const OnigUChar** pp, const OnigUChar* end, OnigUChar* to, OnigUChar* to_end, const struct OnigEncodingTypeST* enc);
178 int ruby_encoding_index;
179 unsigned int flags;
180} OnigEncodingType;
181
182typedef const OnigEncodingType* OnigEncoding;
183
184ONIG_EXTERN const OnigEncodingType OnigEncodingASCII;
185#ifndef RUBY
186ONIG_EXTERN const OnigEncodingType OnigEncodingISO_8859_1;
187ONIG_EXTERN const OnigEncodingType OnigEncodingISO_8859_2;
188ONIG_EXTERN const OnigEncodingType OnigEncodingISO_8859_3;
189ONIG_EXTERN const OnigEncodingType OnigEncodingISO_8859_4;
190ONIG_EXTERN const OnigEncodingType OnigEncodingISO_8859_5;
191ONIG_EXTERN const OnigEncodingType OnigEncodingISO_8859_6;
192ONIG_EXTERN const OnigEncodingType OnigEncodingISO_8859_7;
193ONIG_EXTERN const OnigEncodingType OnigEncodingISO_8859_8;
194ONIG_EXTERN const OnigEncodingType OnigEncodingISO_8859_9;
195ONIG_EXTERN const OnigEncodingType OnigEncodingISO_8859_10;
196ONIG_EXTERN const OnigEncodingType OnigEncodingISO_8859_11;
197ONIG_EXTERN const OnigEncodingType OnigEncodingISO_8859_13;
198ONIG_EXTERN const OnigEncodingType OnigEncodingISO_8859_14;
199ONIG_EXTERN const OnigEncodingType OnigEncodingISO_8859_15;
200ONIG_EXTERN const OnigEncodingType OnigEncodingISO_8859_16;
201ONIG_EXTERN const OnigEncodingType OnigEncodingUTF_8;
202ONIG_EXTERN const OnigEncodingType OnigEncodingUTF_16BE;
203ONIG_EXTERN const OnigEncodingType OnigEncodingUTF_16LE;
204ONIG_EXTERN const OnigEncodingType OnigEncodingUTF_32BE;
205ONIG_EXTERN const OnigEncodingType OnigEncodingUTF_32LE;
206ONIG_EXTERN const OnigEncodingType OnigEncodingEUC_JP;
207ONIG_EXTERN const OnigEncodingType OnigEncodingEUC_TW;
208ONIG_EXTERN const OnigEncodingType OnigEncodingEUC_KR;
209ONIG_EXTERN const OnigEncodingType OnigEncodingEUC_CN;
210ONIG_EXTERN const OnigEncodingType OnigEncodingShift_JIS;
211ONIG_EXTERN const OnigEncodingType OnigEncodingWindows_31J;
212/* ONIG_EXTERN const OnigEncodingType OnigEncodingKOI8; */
213ONIG_EXTERN const OnigEncodingType OnigEncodingKOI8_R;
214ONIG_EXTERN const OnigEncodingType OnigEncodingKOI8_U;
215ONIG_EXTERN const OnigEncodingType OnigEncodingWindows_1250;
216ONIG_EXTERN const OnigEncodingType OnigEncodingWindows_1251;
217ONIG_EXTERN const OnigEncodingType OnigEncodingWindows_1252;
218ONIG_EXTERN const OnigEncodingType OnigEncodingWindows_1253;
219ONIG_EXTERN const OnigEncodingType OnigEncodingWindows_1254;
220ONIG_EXTERN const OnigEncodingType OnigEncodingWindows_1257;
221ONIG_EXTERN const OnigEncodingType OnigEncodingBIG5;
222ONIG_EXTERN const OnigEncodingType OnigEncodingGB18030;
223#endif /* RUBY */
224
225#define ONIG_ENCODING_ASCII (&OnigEncodingASCII)
226#ifndef RUBY
227# define ONIG_ENCODING_ISO_8859_1 (&OnigEncodingISO_8859_1)
228# define ONIG_ENCODING_ISO_8859_2 (&OnigEncodingISO_8859_2)
229# define ONIG_ENCODING_ISO_8859_3 (&OnigEncodingISO_8859_3)
230# define ONIG_ENCODING_ISO_8859_4 (&OnigEncodingISO_8859_4)
231# define ONIG_ENCODING_ISO_8859_5 (&OnigEncodingISO_8859_5)
232# define ONIG_ENCODING_ISO_8859_6 (&OnigEncodingISO_8859_6)
233# define ONIG_ENCODING_ISO_8859_7 (&OnigEncodingISO_8859_7)
234# define ONIG_ENCODING_ISO_8859_8 (&OnigEncodingISO_8859_8)
235# define ONIG_ENCODING_ISO_8859_9 (&OnigEncodingISO_8859_9)
236# define ONIG_ENCODING_ISO_8859_10 (&OnigEncodingISO_8859_10)
237# define ONIG_ENCODING_ISO_8859_11 (&OnigEncodingISO_8859_11)
238# define ONIG_ENCODING_ISO_8859_13 (&OnigEncodingISO_8859_13)
239# define ONIG_ENCODING_ISO_8859_14 (&OnigEncodingISO_8859_14)
240# define ONIG_ENCODING_ISO_8859_15 (&OnigEncodingISO_8859_15)
241# define ONIG_ENCODING_ISO_8859_16 (&OnigEncodingISO_8859_16)
242# define ONIG_ENCODING_UTF_8 (&OnigEncodingUTF_8)
243# define ONIG_ENCODING_UTF_16BE (&OnigEncodingUTF_16BE)
244# define ONIG_ENCODING_UTF_16LE (&OnigEncodingUTF_16LE)
245# define ONIG_ENCODING_UTF_32BE (&OnigEncodingUTF_32BE)
246# define ONIG_ENCODING_UTF_32LE (&OnigEncodingUTF_32LE)
247# define ONIG_ENCODING_EUC_JP (&OnigEncodingEUC_JP)
248# define ONIG_ENCODING_EUC_TW (&OnigEncodingEUC_TW)
249# define ONIG_ENCODING_EUC_KR (&OnigEncodingEUC_KR)
250# define ONIG_ENCODING_EUC_CN (&OnigEncodingEUC_CN)
251# define ONIG_ENCODING_SHIFT_JIS (&OnigEncodingShift_JIS)
252# define ONIG_ENCODING_WINDOWS_31J (&OnigEncodingWindows_31J)
253/* # define ONIG_ENCODING_KOI8 (&OnigEncodingKOI8) */
254# define ONIG_ENCODING_KOI8_R (&OnigEncodingKOI8_R)
255# define ONIG_ENCODING_KOI8_U (&OnigEncodingKOI8_U)
256# define ONIG_ENCODING_WINDOWS_1250 (&OnigEncodingWindows_1250)
257# define ONIG_ENCODING_WINDOWS_1251 (&OnigEncodingWindows_1251)
258# define ONIG_ENCODING_WINDOWS_1252 (&OnigEncodingWindows_1252)
259# define ONIG_ENCODING_WINDOWS_1253 (&OnigEncodingWindows_1253)
260# define ONIG_ENCODING_WINDOWS_1254 (&OnigEncodingWindows_1254)
261# define ONIG_ENCODING_WINDOWS_1257 (&OnigEncodingWindows_1257)
262# define ONIG_ENCODING_BIG5 (&OnigEncodingBIG5)
263# define ONIG_ENCODING_GB18030 (&OnigEncodingGB18030)
264
265/* old names */
266# define ONIG_ENCODING_SJIS ONIG_ENCODING_SHIFT_JIS
267# define ONIG_ENCODING_CP932 ONIG_ENCODING_WINDOWS_31J
268# define ONIG_ENCODING_CP1250 ONIG_ENCODING_WINDOWS_1250
269# define ONIG_ENCODING_CP1251 ONIG_ENCODING_WINDOWS_1251
270# define ONIG_ENCODING_CP1252 ONIG_ENCODING_WINDOWS_1252
271# define ONIG_ENCODING_CP1253 ONIG_ENCODING_WINDOWS_1253
272# define ONIG_ENCODING_CP1254 ONIG_ENCODING_WINDOWS_1254
273# define ONIG_ENCODING_CP1257 ONIG_ENCODING_WINDOWS_1257
274# define ONIG_ENCODING_UTF8 ONIG_ENCODING_UTF_8
275# define ONIG_ENCODING_UTF16_BE ONIG_ENCODING_UTF_16BE
276# define ONIG_ENCODING_UTF16_LE ONIG_ENCODING_UTF_16LE
277# define ONIG_ENCODING_UTF32_BE ONIG_ENCODING_UTF_32BE
278# define ONIG_ENCODING_UTF32_LE ONIG_ENCODING_UTF_32LE
279#endif /* RUBY */
280
281#define ONIG_ENCODING_UNDEF ((OnigEncoding )0)
282
283/* this declaration needs to be here because it is used in string.c in Ruby */
284ONIG_EXTERN
285int onigenc_ascii_only_case_map(OnigCaseFoldType* flagP, const OnigUChar** pp, const OnigUChar* end, OnigUChar* to, OnigUChar* to_end, const struct OnigEncodingTypeST* enc);
286
287
288/* work size */
289#define ONIGENC_CODE_TO_MBC_MAXLEN 7
290#define ONIGENC_MBC_CASE_FOLD_MAXLEN 18
291/* 18: 6(max-byte) * 3(case-fold chars) */
292
293/* character types */
294#define ONIGENC_CTYPE_NEWLINE 0
295#define ONIGENC_CTYPE_ALPHA 1
296#define ONIGENC_CTYPE_BLANK 2
297#define ONIGENC_CTYPE_CNTRL 3
298#define ONIGENC_CTYPE_DIGIT 4
299#define ONIGENC_CTYPE_GRAPH 5
300#define ONIGENC_CTYPE_LOWER 6
301#define ONIGENC_CTYPE_PRINT 7
302#define ONIGENC_CTYPE_PUNCT 8
303#define ONIGENC_CTYPE_SPACE 9
304#define ONIGENC_CTYPE_UPPER 10
305#define ONIGENC_CTYPE_XDIGIT 11
306#define ONIGENC_CTYPE_WORD 12
307#define ONIGENC_CTYPE_ALNUM 13 /* alpha || digit */
308#define ONIGENC_CTYPE_ASCII 14
309#define ONIGENC_MAX_STD_CTYPE ONIGENC_CTYPE_ASCII
310
311/* flags */
312#define ONIGENC_FLAG_NONE 0U
313#define ONIGENC_FLAG_UNICODE 1U
314
315#define onig_enc_len(enc,p,e) ONIGENC_MBC_ENC_LEN(enc, p, e)
316
317#define ONIGENC_IS_UNDEF(enc) ((enc) == ONIG_ENCODING_UNDEF)
318#define ONIGENC_IS_SINGLEBYTE(enc) (ONIGENC_MBC_MAXLEN(enc) == 1)
319#define ONIGENC_IS_MBC_HEAD(enc,p,e) (ONIGENC_MBC_ENC_LEN(enc,p,e) != 1)
320#define ONIGENC_IS_MBC_ASCII(p) (*(p) < 128)
321#define ONIGENC_IS_CODE_ASCII(code) ((code) < 128)
322#define ONIGENC_IS_MBC_WORD(enc,s,end) \
323 ONIGENC_IS_CODE_WORD(enc,ONIGENC_MBC_TO_CODE(enc,s,end))
324#define ONIGENC_IS_MBC_ASCII_WORD(enc,s,end) \
325 onigenc_ascii_is_code_ctype( \
326 ONIGENC_MBC_TO_CODE(enc,s,end),ONIGENC_CTYPE_WORD,enc)
327#define ONIGENC_IS_UNICODE(enc) ((enc)->flags & ONIGENC_FLAG_UNICODE)
328
329
330#define ONIGENC_NAME(enc) ((enc)->name)
331
332#define ONIGENC_MBC_CASE_FOLD(enc,flag,pp,end,buf) \
333 (enc)->mbc_case_fold(flag,(const OnigUChar** )pp,end,buf,enc)
334#define ONIGENC_IS_ALLOWED_REVERSE_MATCH(enc,s,end) \
335 (enc)->is_allowed_reverse_match(s,end,enc)
336#define ONIGENC_LEFT_ADJUST_CHAR_HEAD(enc,start,s,end) \
337 (enc)->left_adjust_char_head(start, s, end, enc)
338#define ONIGENC_APPLY_ALL_CASE_FOLD(enc,case_fold_flag,f,arg) \
339 (enc)->apply_all_case_fold(case_fold_flag,f,arg,enc)
340#define ONIGENC_GET_CASE_FOLD_CODES_BY_STR(enc,case_fold_flag,p,end,acs) \
341 (enc)->get_case_fold_codes_by_str(case_fold_flag,p,end,acs,enc)
342#define ONIGENC_STEP_BACK(enc,start,s,end,n) \
343 onigenc_step_back((enc),(start),(s),(end),(n))
344
345#define ONIGENC_CONSTRUCT_MBCLEN_CHARFOUND(n) (n)
346#define ONIGENC_MBCLEN_CHARFOUND_P(r) (0 < (r))
347#define ONIGENC_MBCLEN_CHARFOUND_LEN(r) (r)
348
349#define ONIGENC_CONSTRUCT_MBCLEN_INVALID() (-1)
350#define ONIGENC_MBCLEN_INVALID_P(r) ((r) == -1)
351
352#define ONIGENC_CONSTRUCT_MBCLEN_NEEDMORE(n) (-1-(n))
353#define ONIGENC_MBCLEN_NEEDMORE_P(r) ((r) < -1)
354#define ONIGENC_MBCLEN_NEEDMORE_LEN(r) (-1-(r))
355
356#define ONIGENC_PRECISE_MBC_ENC_LEN(enc,p,e) (enc)->precise_mbc_enc_len(p,e,enc)
357
358ONIG_EXTERN
359int onigenc_mbclen(const OnigUChar* p,const OnigUChar* e, const struct OnigEncodingTypeST* enc);
360
361#define ONIGENC_MBC_ENC_LEN(enc,p,e) onigenc_mbclen(p,e,enc)
362#define ONIGENC_MBC_MAXLEN(enc) ((enc)->max_enc_len)
363#define ONIGENC_MBC_MAXLEN_DIST(enc) ONIGENC_MBC_MAXLEN(enc)
364#define ONIGENC_MBC_MINLEN(enc) ((enc)->min_enc_len)
365#define ONIGENC_IS_MBC_NEWLINE(enc,p,end) (enc)->is_mbc_newline((p),(end),enc)
366#define ONIGENC_MBC_TO_CODE(enc,p,end) (enc)->mbc_to_code((p),(end),enc)
367#define ONIGENC_CODE_TO_MBCLEN(enc,code) (enc)->code_to_mbclen(code,enc)
368#define ONIGENC_CODE_TO_MBC(enc,code,buf) (enc)->code_to_mbc(code,buf,enc)
369#define ONIGENC_PROPERTY_NAME_TO_CTYPE(enc,p,end) \
370 (enc)->property_name_to_ctype(enc,p,end)
371
372#define ONIGENC_IS_CODE_CTYPE(enc,code,ctype) (enc)->is_code_ctype(code,ctype,enc)
373
374#define ONIGENC_IS_CODE_NEWLINE(enc,code) \
375 ONIGENC_IS_CODE_CTYPE(enc,code,ONIGENC_CTYPE_NEWLINE)
376#define ONIGENC_IS_CODE_GRAPH(enc,code) \
377 ONIGENC_IS_CODE_CTYPE(enc,code,ONIGENC_CTYPE_GRAPH)
378#define ONIGENC_IS_CODE_PRINT(enc,code) \
379 ONIGENC_IS_CODE_CTYPE(enc,code,ONIGENC_CTYPE_PRINT)
380#define ONIGENC_IS_CODE_ALNUM(enc,code) \
381 ONIGENC_IS_CODE_CTYPE(enc,code,ONIGENC_CTYPE_ALNUM)
382#define ONIGENC_IS_CODE_ALPHA(enc,code) \
383 ONIGENC_IS_CODE_CTYPE(enc,code,ONIGENC_CTYPE_ALPHA)
384#define ONIGENC_IS_CODE_LOWER(enc,code) \
385 ONIGENC_IS_CODE_CTYPE(enc,code,ONIGENC_CTYPE_LOWER)
386#define ONIGENC_IS_CODE_UPPER(enc,code) \
387 ONIGENC_IS_CODE_CTYPE(enc,code,ONIGENC_CTYPE_UPPER)
388#define ONIGENC_IS_CODE_CNTRL(enc,code) \
389 ONIGENC_IS_CODE_CTYPE(enc,code,ONIGENC_CTYPE_CNTRL)
390#define ONIGENC_IS_CODE_PUNCT(enc,code) \
391 ONIGENC_IS_CODE_CTYPE(enc,code,ONIGENC_CTYPE_PUNCT)
392#define ONIGENC_IS_CODE_SPACE(enc,code) \
393 ONIGENC_IS_CODE_CTYPE(enc,code,ONIGENC_CTYPE_SPACE)
394#define ONIGENC_IS_CODE_BLANK(enc,code) \
395 ONIGENC_IS_CODE_CTYPE(enc,code,ONIGENC_CTYPE_BLANK)
396#define ONIGENC_IS_CODE_DIGIT(enc,code) \
397 ONIGENC_IS_CODE_CTYPE(enc,code,ONIGENC_CTYPE_DIGIT)
398#define ONIGENC_IS_CODE_XDIGIT(enc,code) \
399 ONIGENC_IS_CODE_CTYPE(enc,code,ONIGENC_CTYPE_XDIGIT)
400#define ONIGENC_IS_CODE_WORD(enc,code) \
401 ONIGENC_IS_CODE_CTYPE(enc,code,ONIGENC_CTYPE_WORD)
402
403#define ONIGENC_GET_CTYPE_CODE_RANGE(enc,ctype,sbout,ranges) \
404 (enc)->get_ctype_code_range(ctype,sbout,ranges,enc)
405
406ONIG_EXTERN
407OnigUChar* onigenc_step_back(OnigEncoding enc, const OnigUChar* start, const OnigUChar* s, const OnigUChar* end, int n);
408
409
410/* encoding API */
411ONIG_EXTERN
412int onigenc_init(void);
413ONIG_EXTERN
414int onigenc_set_default_encoding(OnigEncoding enc);
415ONIG_EXTERN
416OnigEncoding onigenc_get_default_encoding(void);
417ONIG_EXTERN
418OnigUChar* onigenc_get_right_adjust_char_head_with_prev(OnigEncoding enc, const OnigUChar* start, const OnigUChar* s, const OnigUChar* end, const OnigUChar** prev);
419ONIG_EXTERN
420OnigUChar* onigenc_get_prev_char_head(OnigEncoding enc, const OnigUChar* start, const OnigUChar* s, const OnigUChar* end);
421ONIG_EXTERN
422OnigUChar* onigenc_get_left_adjust_char_head(OnigEncoding enc, const OnigUChar* start, const OnigUChar* s, const OnigUChar* end);
423ONIG_EXTERN
424OnigUChar* onigenc_get_right_adjust_char_head(OnigEncoding enc, const OnigUChar* start, const OnigUChar* s, const OnigUChar* end);
425ONIG_EXTERN
426int onigenc_strlen(OnigEncoding enc, const OnigUChar* p, const OnigUChar* end);
427ONIG_EXTERN
428int onigenc_strlen_null(OnigEncoding enc, const OnigUChar* p);
429ONIG_EXTERN
430int onigenc_str_bytelen_null(OnigEncoding enc, const OnigUChar* p);
431
432
433
434/* PART: regular expression */
435
436/* config parameters */
437#define ONIG_NREGION 4
438#define ONIG_MAX_CAPTURE_GROUP_NUM 32767
439#define ONIG_MAX_BACKREF_NUM 1000
440#define ONIG_MAX_REPEAT_NUM 100000
441#define ONIG_MAX_MULTI_BYTE_RANGES_NUM 10000
442/* constants */
443#define ONIG_MAX_ERROR_MESSAGE_LEN 90
444
445typedef unsigned int OnigOptionType;
446
447#define ONIG_OPTION_DEFAULT ONIG_OPTION_NONE
448
449/* options */
450#define ONIG_OPTION_NONE 0U
451#define ONIG_OPTION_IGNORECASE 1U
452#define ONIG_OPTION_EXTEND (ONIG_OPTION_IGNORECASE << 1)
453#define ONIG_OPTION_MULTILINE (ONIG_OPTION_EXTEND << 1)
454#define ONIG_OPTION_DOTALL ONIG_OPTION_MULTILINE
455#define ONIG_OPTION_SINGLELINE (ONIG_OPTION_MULTILINE << 1)
456#define ONIG_OPTION_FIND_LONGEST (ONIG_OPTION_SINGLELINE << 1)
457#define ONIG_OPTION_FIND_NOT_EMPTY (ONIG_OPTION_FIND_LONGEST << 1)
458#define ONIG_OPTION_NEGATE_SINGLELINE (ONIG_OPTION_FIND_NOT_EMPTY << 1)
459#define ONIG_OPTION_DONT_CAPTURE_GROUP (ONIG_OPTION_NEGATE_SINGLELINE << 1)
460#define ONIG_OPTION_CAPTURE_GROUP (ONIG_OPTION_DONT_CAPTURE_GROUP << 1)
461/* options (search time) */
462#define ONIG_OPTION_NOTBOL (ONIG_OPTION_CAPTURE_GROUP << 1)
463#define ONIG_OPTION_NOTEOL (ONIG_OPTION_NOTBOL << 1)
464#define ONIG_OPTION_NOTBOS (ONIG_OPTION_NOTEOL << 1)
465#define ONIG_OPTION_NOTEOS (ONIG_OPTION_NOTBOS << 1)
466/* options (ctype range) */
467#define ONIG_OPTION_ASCII_RANGE (ONIG_OPTION_NOTEOS << 1)
468#define ONIG_OPTION_POSIX_BRACKET_ALL_RANGE (ONIG_OPTION_ASCII_RANGE << 1)
469#define ONIG_OPTION_WORD_BOUND_ALL_RANGE (ONIG_OPTION_POSIX_BRACKET_ALL_RANGE << 1)
470/* options (newline) */
471#define ONIG_OPTION_NEWLINE_CRLF (ONIG_OPTION_WORD_BOUND_ALL_RANGE << 1)
472#define ONIG_OPTION_MAXBIT ONIG_OPTION_NEWLINE_CRLF /* limit */
473
474#define ONIG_OPTION_ON(options,regopt) ((options) |= (regopt))
475#define ONIG_OPTION_OFF(options,regopt) ((options) &= ~(regopt))
476#define ONIG_IS_OPTION_ON(options,option) ((options) & (option))
477
478/* syntax */
479typedef struct {
480 unsigned int op;
481 unsigned int op2;
482 unsigned int behavior;
483 OnigOptionType options; /* default option */
484 OnigMetaCharTableType meta_char_table;
485} OnigSyntaxType;
486
487ONIG_EXTERN const OnigSyntaxType OnigSyntaxASIS;
488ONIG_EXTERN const OnigSyntaxType OnigSyntaxPosixBasic;
489ONIG_EXTERN const OnigSyntaxType OnigSyntaxPosixExtended;
490ONIG_EXTERN const OnigSyntaxType OnigSyntaxEmacs;
491ONIG_EXTERN const OnigSyntaxType OnigSyntaxGrep;
492ONIG_EXTERN const OnigSyntaxType OnigSyntaxGnuRegex;
493ONIG_EXTERN const OnigSyntaxType OnigSyntaxJava;
494ONIG_EXTERN const OnigSyntaxType OnigSyntaxPerl58;
495ONIG_EXTERN const OnigSyntaxType OnigSyntaxPerl58_NG;
496ONIG_EXTERN const OnigSyntaxType OnigSyntaxPerl;
497ONIG_EXTERN const OnigSyntaxType OnigSyntaxRuby;
498ONIG_EXTERN const OnigSyntaxType OnigSyntaxPython;
499
500/* predefined syntaxes (see regsyntax.c) */
501#define ONIG_SYNTAX_ASIS (&OnigSyntaxASIS)
502#define ONIG_SYNTAX_POSIX_BASIC (&OnigSyntaxPosixBasic)
503#define ONIG_SYNTAX_POSIX_EXTENDED (&OnigSyntaxPosixExtended)
504#define ONIG_SYNTAX_EMACS (&OnigSyntaxEmacs)
505#define ONIG_SYNTAX_GREP (&OnigSyntaxGrep)
506#define ONIG_SYNTAX_GNU_REGEX (&OnigSyntaxGnuRegex)
507#define ONIG_SYNTAX_JAVA (&OnigSyntaxJava)
508#define ONIG_SYNTAX_PERL58 (&OnigSyntaxPerl58)
509#define ONIG_SYNTAX_PERL58_NG (&OnigSyntaxPerl58_NG)
510#define ONIG_SYNTAX_PERL (&OnigSyntaxPerl)
511#define ONIG_SYNTAX_RUBY (&OnigSyntaxRuby)
512#define ONIG_SYNTAX_PYTHON (&OnigSyntaxPython)
513
514/* default syntax */
515ONIG_EXTERN const OnigSyntaxType* OnigDefaultSyntax;
516#define ONIG_SYNTAX_DEFAULT OnigDefaultSyntax
517
518/* syntax (operators) */
519#define ONIG_SYN_OP_VARIABLE_META_CHARACTERS (1U<<0)
520#define ONIG_SYN_OP_DOT_ANYCHAR (1U<<1) /* . */
521#define ONIG_SYN_OP_ASTERISK_ZERO_INF (1U<<2) /* * */
522#define ONIG_SYN_OP_ESC_ASTERISK_ZERO_INF (1U<<3)
523#define ONIG_SYN_OP_PLUS_ONE_INF (1U<<4) /* + */
524#define ONIG_SYN_OP_ESC_PLUS_ONE_INF (1U<<5)
525#define ONIG_SYN_OP_QMARK_ZERO_ONE (1U<<6) /* ? */
526#define ONIG_SYN_OP_ESC_QMARK_ZERO_ONE (1U<<7)
527#define ONIG_SYN_OP_BRACE_INTERVAL (1U<<8) /* {lower,upper} */
528#define ONIG_SYN_OP_ESC_BRACE_INTERVAL (1U<<9) /* \{lower,upper\} */
529#define ONIG_SYN_OP_VBAR_ALT (1U<<10) /* | */
530#define ONIG_SYN_OP_ESC_VBAR_ALT (1U<<11) /* \| */
531#define ONIG_SYN_OP_LPAREN_SUBEXP (1U<<12) /* (...) */
532#define ONIG_SYN_OP_ESC_LPAREN_SUBEXP (1U<<13) /* \‍(...\‍) */
533#define ONIG_SYN_OP_ESC_AZ_BUF_ANCHOR (1U<<14) /* \A, \Z, \z */
534#define ONIG_SYN_OP_ESC_CAPITAL_G_BEGIN_ANCHOR (1U<<15) /* \G */
535#define ONIG_SYN_OP_DECIMAL_BACKREF (1U<<16) /* \num */
536#define ONIG_SYN_OP_BRACKET_CC (1U<<17) /* [...] */
537#define ONIG_SYN_OP_ESC_W_WORD (1U<<18) /* \w, \W */
538#define ONIG_SYN_OP_ESC_LTGT_WORD_BEGIN_END (1U<<19) /* <. > */
539#define ONIG_SYN_OP_ESC_B_WORD_BOUND (1U<<20) /* \b, \B */
540#define ONIG_SYN_OP_ESC_S_WHITE_SPACE (1U<<21) /* \s, \S */
541#define ONIG_SYN_OP_ESC_D_DIGIT (1U<<22) /* \d, \D */
542#define ONIG_SYN_OP_LINE_ANCHOR (1U<<23) /* ^, $ */
543#define ONIG_SYN_OP_POSIX_BRACKET (1U<<24) /* [:xxxx:] */
544#define ONIG_SYN_OP_QMARK_NON_GREEDY (1U<<25) /* ??,*?,+?,{n,m}? */
545#define ONIG_SYN_OP_ESC_CONTROL_CHARS (1U<<26) /* \n,\r,\t,\a ... */
546#define ONIG_SYN_OP_ESC_C_CONTROL (1U<<27) /* \cx */
547#define ONIG_SYN_OP_ESC_OCTAL3 (1U<<28) /* \OOO */
548#define ONIG_SYN_OP_ESC_X_HEX2 (1U<<29) /* \xHH */
549#define ONIG_SYN_OP_ESC_X_BRACE_HEX8 (1U<<30) /* \x{7HHHHHHH} */
550#define ONIG_SYN_OP_ESC_O_BRACE_OCTAL (1U<<31) /* \o{OOO} */
551
552#define ONIG_SYN_OP2_ESC_CAPITAL_Q_QUOTE (1U<<0) /* \Q...\E */
553#define ONIG_SYN_OP2_QMARK_GROUP_EFFECT (1U<<1) /* (?...) */
554#define ONIG_SYN_OP2_OPTION_PERL (1U<<2) /* (?imsxadlu), (?-imsx), (?^imsxalu) */
555#define ONIG_SYN_OP2_OPTION_RUBY (1U<<3) /* (?imxadu), (?-imx) */
556#define ONIG_SYN_OP2_PLUS_POSSESSIVE_REPEAT (1U<<4) /* ?+,*+,++ */
557#define ONIG_SYN_OP2_PLUS_POSSESSIVE_INTERVAL (1U<<5) /* {n,m}+ */
558#define ONIG_SYN_OP2_CCLASS_SET_OP (1U<<6) /* [...&&..[..]..] */
559#define ONIG_SYN_OP2_QMARK_LT_NAMED_GROUP (1U<<7) /* (?<name>...) */
560#define ONIG_SYN_OP2_ESC_K_NAMED_BACKREF (1U<<8) /* \k<name> */
561#define ONIG_SYN_OP2_ESC_G_SUBEXP_CALL (1U<<9) /* \g<name>, \g<n> */
562#define ONIG_SYN_OP2_ATMARK_CAPTURE_HISTORY (1U<<10) /* (?@..),(?@<x>..) */
563#define ONIG_SYN_OP2_ESC_CAPITAL_C_BAR_CONTROL (1U<<11) /* \C-x */
564#define ONIG_SYN_OP2_ESC_CAPITAL_M_BAR_META (1U<<12) /* \M-x */
565#define ONIG_SYN_OP2_ESC_V_VTAB (1U<<13) /* \v as VTAB */
566#define ONIG_SYN_OP2_ESC_U_HEX4 (1U<<14) /* \uHHHH */
567#define ONIG_SYN_OP2_ESC_GNU_BUF_ANCHOR (1U<<15) /* \`, \' */
568#define ONIG_SYN_OP2_ESC_P_BRACE_CHAR_PROPERTY (1U<<16) /* \p{...}, \P{...} */
569#define ONIG_SYN_OP2_ESC_P_BRACE_CIRCUMFLEX_NOT (1U<<17) /* \p{^..}, \P{^..} */
570/* #define ONIG_SYN_OP2_CHAR_PROPERTY_PREFIX_IS (1U<<18) */
571#define ONIG_SYN_OP2_ESC_H_XDIGIT (1U<<19) /* \h, \H */
572#define ONIG_SYN_OP2_INEFFECTIVE_ESCAPE (1U<<20) /* \ */
573#define ONIG_SYN_OP2_ESC_CAPITAL_R_LINEBREAK (1U<<21) /* \R as (?>\x0D\x0A|[\x0A-\x0D\x{85}\x{2028}\x{2029}]) */
574#define ONIG_SYN_OP2_ESC_CAPITAL_X_EXTENDED_GRAPHEME_CLUSTER (1U<<22) /* \X */
575#define ONIG_SYN_OP2_ESC_V_VERTICAL_WHITESPACE (1U<<23) /* \v, \V -- Perl */ /* NOTIMPL */
576#define ONIG_SYN_OP2_ESC_H_HORIZONTAL_WHITESPACE (1U<<24) /* \h, \H -- Perl */ /* NOTIMPL */
577#define ONIG_SYN_OP2_ESC_CAPITAL_K_KEEP (1U<<25) /* \K */
578#define ONIG_SYN_OP2_ESC_G_BRACE_BACKREF (1U<<26) /* \g{name}, \g{n} */
579#define ONIG_SYN_OP2_QMARK_SUBEXP_CALL (1U<<27) /* (?&name), (?n), (?R), (?0) */
580#define ONIG_SYN_OP2_QMARK_VBAR_BRANCH_RESET (1U<<28) /* (?|...) */ /* NOTIMPL */
581#define ONIG_SYN_OP2_QMARK_LPAREN_CONDITION (1U<<29) /* (?(cond)yes...|no...) */
582#define ONIG_SYN_OP2_QMARK_CAPITAL_P_NAMED_GROUP (1U<<30) /* (?P<name>...), (?P=name), (?P>name) -- Python/PCRE */
583#define ONIG_SYN_OP2_QMARK_TILDE_ABSENT (1U<<31) /* (?~...) */
584/* #define ONIG_SYN_OP2_OPTION_JAVA (1U<<xx) */ /* (?idmsux), (?-idmsux) */ /* NOTIMPL */
585
586/* syntax (behavior) */
587#define ONIG_SYN_CONTEXT_INDEP_ANCHORS (1U<<31) /* not implemented */
588#define ONIG_SYN_CONTEXT_INDEP_REPEAT_OPS (1U<<0) /* ?, *, +, {n,m} */
589#define ONIG_SYN_CONTEXT_INVALID_REPEAT_OPS (1U<<1) /* error or ignore */
590#define ONIG_SYN_ALLOW_UNMATCHED_CLOSE_SUBEXP (1U<<2) /* ...)... */
591#define ONIG_SYN_ALLOW_INVALID_INTERVAL (1U<<3) /* {??? */
592#define ONIG_SYN_ALLOW_INTERVAL_LOW_ABBREV (1U<<4) /* {,n} => {0,n} */
593#define ONIG_SYN_STRICT_CHECK_BACKREF (1U<<5) /* /(\1)/,/\1()/ ..*/
594#define ONIG_SYN_DIFFERENT_LEN_ALT_LOOK_BEHIND (1U<<6) /* (?<=a|bc) */
595#define ONIG_SYN_CAPTURE_ONLY_NAMED_GROUP (1U<<7) /* see doc/RE */
596#define ONIG_SYN_ALLOW_MULTIPLEX_DEFINITION_NAME (1U<<8) /* (?<x>)(?<x>) */
597#define ONIG_SYN_FIXED_INTERVAL_IS_GREEDY_ONLY (1U<<9) /* a{n}?=(?:a{n})? */
598#define ONIG_SYN_ALLOW_MULTIPLEX_DEFINITION_NAME_CALL (1U<<10) /* (?<x>)(?<x>)(?&x) */
599#define ONIG_SYN_USE_LEFT_MOST_NAMED_GROUP (1U<<11) /* (?<x>)(?<x>)\k<x> */
600
601/* syntax (behavior) in char class [...] */
602#define ONIG_SYN_NOT_NEWLINE_IN_NEGATIVE_CC (1U<<20) /* [^...] */
603#define ONIG_SYN_BACKSLASH_ESCAPE_IN_CC (1U<<21) /* [..\w..] etc.. */
604#define ONIG_SYN_ALLOW_EMPTY_RANGE_IN_CC (1U<<22)
605#define ONIG_SYN_ALLOW_DOUBLE_RANGE_OP_IN_CC (1U<<23) /* [0-9-a]=[0-9\-a] */
606/* syntax (behavior) warning */
607#define ONIG_SYN_WARN_CC_OP_NOT_ESCAPED (1U<<24) /* [,-,] */
608#define ONIG_SYN_WARN_REDUNDANT_NESTED_REPEAT (1U<<25) /* (?:a*)+ */
609#define ONIG_SYN_WARN_CC_DUP (1U<<26) /* [aa] */
610
611/* meta character specifiers (onig_set_meta_char()) */
612#define ONIG_META_CHAR_ESCAPE 0
613#define ONIG_META_CHAR_ANYCHAR 1
614#define ONIG_META_CHAR_ANYTIME 2
615#define ONIG_META_CHAR_ZERO_OR_ONE_TIME 3
616#define ONIG_META_CHAR_ONE_OR_MORE_TIME 4
617#define ONIG_META_CHAR_ANYCHAR_ANYTIME 5
618
619#define ONIG_INEFFECTIVE_META_CHAR 0
620
621/* error codes */
622#define ONIG_IS_PATTERN_ERROR(ecode) ((ecode) <= -100 && (ecode) > -1000)
623/* normal return */
624#define ONIG_NORMAL 0
625#define ONIG_MISMATCH -1
626#define ONIG_NO_SUPPORT_CONFIG -2
627
628/* internal error */
629#define ONIGERR_MEMORY -5
630#define ONIGERR_TYPE_BUG -6
631#define ONIGERR_PARSER_BUG -11
632#define ONIGERR_STACK_BUG -12
633#define ONIGERR_UNDEFINED_BYTECODE -13
634#define ONIGERR_UNEXPECTED_BYTECODE -14
635#define ONIGERR_MATCH_STACK_LIMIT_OVER -15
636#define ONIGERR_PARSE_DEPTH_LIMIT_OVER -16
637#define ONIGERR_DEFAULT_ENCODING_IS_NOT_SET -21
638#define ONIGERR_SPECIFIED_ENCODING_CANT_CONVERT_TO_WIDE_CHAR -22
639#define ONIGERR_TIMEOUT -23
640/* general error */
641#define ONIGERR_INVALID_ARGUMENT -30
642/* syntax error */
643#define ONIGERR_END_PATTERN_AT_LEFT_BRACE -100
644#define ONIGERR_END_PATTERN_AT_LEFT_BRACKET -101
645#define ONIGERR_EMPTY_CHAR_CLASS -102
646#define ONIGERR_PREMATURE_END_OF_CHAR_CLASS -103
647#define ONIGERR_END_PATTERN_AT_ESCAPE -104
648#define ONIGERR_END_PATTERN_AT_META -105
649#define ONIGERR_END_PATTERN_AT_CONTROL -106
650#define ONIGERR_META_CODE_SYNTAX -108
651#define ONIGERR_CONTROL_CODE_SYNTAX -109
652#define ONIGERR_CHAR_CLASS_VALUE_AT_END_OF_RANGE -110
653#define ONIGERR_CHAR_CLASS_VALUE_AT_START_OF_RANGE -111
654#define ONIGERR_UNMATCHED_RANGE_SPECIFIER_IN_CHAR_CLASS -112
655#define ONIGERR_TARGET_OF_REPEAT_OPERATOR_NOT_SPECIFIED -113
656#define ONIGERR_TARGET_OF_REPEAT_OPERATOR_INVALID -114
657#define ONIGERR_NESTED_REPEAT_OPERATOR -115
658#define ONIGERR_UNMATCHED_CLOSE_PARENTHESIS -116
659#define ONIGERR_END_PATTERN_WITH_UNMATCHED_PARENTHESIS -117
660#define ONIGERR_END_PATTERN_IN_GROUP -118
661#define ONIGERR_UNDEFINED_GROUP_OPTION -119
662#define ONIGERR_INVALID_POSIX_BRACKET_TYPE -121
663#define ONIGERR_INVALID_LOOK_BEHIND_PATTERN -122
664#define ONIGERR_INVALID_REPEAT_RANGE_PATTERN -123
665#define ONIGERR_INVALID_CONDITION_PATTERN -124
666/* values error (syntax error) */
667#define ONIGERR_TOO_BIG_NUMBER -200
668#define ONIGERR_TOO_BIG_NUMBER_FOR_REPEAT_RANGE -201
669#define ONIGERR_UPPER_SMALLER_THAN_LOWER_IN_REPEAT_RANGE -202
670#define ONIGERR_EMPTY_RANGE_IN_CHAR_CLASS -203
671#define ONIGERR_MISMATCH_CODE_LENGTH_IN_CLASS_RANGE -204
672#define ONIGERR_TOO_MANY_MULTI_BYTE_RANGES -205
673#define ONIGERR_TOO_SHORT_MULTI_BYTE_STRING -206
674#define ONIGERR_TOO_BIG_BACKREF_NUMBER -207
675#define ONIGERR_INVALID_BACKREF -208
676#define ONIGERR_NUMBERED_BACKREF_OR_CALL_NOT_ALLOWED -209
677#define ONIGERR_TOO_MANY_CAPTURE_GROUPS -210
678#define ONIGERR_TOO_SHORT_DIGITS -211
679#define ONIGERR_TOO_LONG_WIDE_CHAR_VALUE -212
680#define ONIGERR_EMPTY_GROUP_NAME -214
681#define ONIGERR_INVALID_GROUP_NAME -215
682#define ONIGERR_INVALID_CHAR_IN_GROUP_NAME -216
683#define ONIGERR_UNDEFINED_NAME_REFERENCE -217
684#define ONIGERR_UNDEFINED_GROUP_REFERENCE -218
685#define ONIGERR_MULTIPLEX_DEFINED_NAME -219
686#define ONIGERR_MULTIPLEX_DEFINITION_NAME_CALL -220
687#define ONIGERR_NEVER_ENDING_RECURSION -221
688#define ONIGERR_GROUP_NUMBER_OVER_FOR_CAPTURE_HISTORY -222
689#define ONIGERR_INVALID_CHAR_PROPERTY_NAME -223
690#define ONIGERR_INVALID_CODE_POINT_VALUE -400
691#define ONIGERR_INVALID_WIDE_CHAR_VALUE -400
692#define ONIGERR_TOO_BIG_WIDE_CHAR_VALUE -401
693#define ONIGERR_NOT_SUPPORTED_ENCODING_COMBINATION -402
694#define ONIGERR_INVALID_COMBINATION_OF_OPTIONS -403
695
696/* errors related to thread */
697/* #define ONIGERR_OVER_THREAD_PASS_LIMIT_COUNT -1001 */
698
699
700/* must be smaller than BIT_STATUS_BITS_NUM (unsigned int * 8) */
701#define ONIG_MAX_CAPTURE_HISTORY_GROUP 31
702#define ONIG_IS_CAPTURE_HISTORY_GROUP(r, i) \
703 ((i) <= ONIG_MAX_CAPTURE_HISTORY_GROUP && (r)->list && (r)->list[i])
704
705#ifdef USE_CAPTURE_HISTORY
706typedef struct OnigCaptureTreeNodeStruct {
707 int group; /* group number */
708 OnigPosition beg;
709 OnigPosition end;
710 int allocated;
711 int num_childs;
712 struct OnigCaptureTreeNodeStruct** childs;
713} OnigCaptureTreeNode;
714#endif
715
716/* match result region type */
717struct re_registers {
718 int allocated;
719 int num_regs;
720 OnigPosition* beg;
721 OnigPosition* end;
722#ifdef USE_CAPTURE_HISTORY
723 /* extended */
724 OnigCaptureTreeNode* history_root; /* capture history tree root */
725#endif
726};
727
728/* capture tree traverse */
729#define ONIG_TRAVERSE_CALLBACK_AT_FIRST 1
730#define ONIG_TRAVERSE_CALLBACK_AT_LAST 2
731#define ONIG_TRAVERSE_CALLBACK_AT_BOTH \
732 ( ONIG_TRAVERSE_CALLBACK_AT_FIRST | ONIG_TRAVERSE_CALLBACK_AT_LAST )
733
734
735#define ONIG_REGION_NOTPOS -1
736
737typedef struct re_registers OnigRegion;
738
739typedef struct {
740 OnigEncoding enc;
741 OnigUChar* par;
742 OnigUChar* par_end;
743} OnigErrorInfo;
744
745typedef struct {
746 int lower;
747 int upper;
748} OnigRepeatRange;
749
750typedef void (*OnigWarnFunc)(const char* s);
751extern void onig_null_warn(const char* s);
752#define ONIG_NULL_WARN onig_null_warn
753
754#define ONIG_CHAR_TABLE_SIZE 256
755
756typedef struct re_pattern_buffer {
757 /* common members of BBuf(bytes-buffer) */
758 unsigned char* p; /* compiled pattern */
759 unsigned int used; /* used space for p */
760 unsigned int alloc; /* allocated space for p */
761
762 int num_mem; /* used memory(...) num counted from 1 */
763 int num_repeat; /* OP_REPEAT/OP_REPEAT_NG id-counter */
764 int num_null_check; /* OP_NULL_CHECK_START/END id counter */
765 int num_comb_exp_check; /* combination explosion check */
766 int num_call; /* number of subexp call */
767 unsigned int capture_history; /* (?@...) flag (1-31) */
768 unsigned int bt_mem_start; /* need backtrack flag */
769 unsigned int bt_mem_end; /* need backtrack flag */
770 int stack_pop_level;
771 int repeat_range_alloc;
772
773 OnigOptionType options;
774
775 OnigRepeatRange* repeat_range;
776
777 OnigEncoding enc;
778 const OnigSyntaxType* syntax;
779 void* name_table;
780 OnigCaseFoldType case_fold_flag;
781
782 /* optimization info (string search, char-map and anchors) */
783 int optimize; /* optimize flag */
784 int threshold_len; /* search str-length for apply optimize */
785 int anchor; /* BEGIN_BUF, BEGIN_POS, (SEMI_)END_BUF */
786 OnigDistance anchor_dmin; /* (SEMI_)END_BUF anchor distance */
787 OnigDistance anchor_dmax; /* (SEMI_)END_BUF anchor distance */
788 int sub_anchor; /* start-anchor for exact or map */
789 unsigned char *exact;
790 unsigned char *exact_end;
791 unsigned char map[ONIG_CHAR_TABLE_SIZE]; /* used as BM skip or char-map */
792 int *int_map; /* BM skip for exact_len > 255 */
793 int *int_map_backward; /* BM skip for backward search */
794 OnigDistance dmin; /* min-distance of exact or map */
795 OnigDistance dmax; /* max-distance of exact or map */
796
797 /* rb_hrtime_t from hrtime.h */
798#ifdef MY_RUBY_BUILD_MAY_TIME_TRAVEL
799 int128_t timelimit;
800#else
801 uint64_t timelimit;
802#endif
803
804 /* regex_t link chain */
805 struct re_pattern_buffer* chain; /* escape compile-conflict */
806} OnigRegexType;
807
808typedef OnigRegexType* OnigRegex;
809
810#ifndef ONIG_ESCAPE_REGEX_T_COLLISION
811typedef OnigRegexType regex_t;
812#endif
813
814
815typedef struct {
816 int num_of_elements;
817 OnigEncoding pattern_enc;
818 OnigEncoding target_enc;
819 const OnigSyntaxType* syntax;
820 OnigOptionType option;
821 OnigCaseFoldType case_fold_flag;
822} OnigCompileInfo;
823
824/* Oniguruma Native API */
825ONIG_EXTERN
826int onig_initialize(OnigEncoding encodings[], int n);
827ONIG_EXTERN
828int onig_init(void);
829ONIG_EXTERN
830int onig_error_code_to_str(OnigUChar* s, OnigPosition err_code, ...);
831ONIG_EXTERN
832void onig_set_warn_func(OnigWarnFunc f);
833ONIG_EXTERN
834void onig_set_verb_warn_func(OnigWarnFunc f);
835ONIG_EXTERN
836int onig_new(OnigRegex*, const OnigUChar* pattern, const OnigUChar* pattern_end, OnigOptionType option, OnigEncoding enc, const OnigSyntaxType* syntax, OnigErrorInfo* einfo);
837ONIG_EXTERN
838int onig_reg_init(OnigRegex reg, OnigOptionType option, OnigCaseFoldType case_fold_flag, OnigEncoding enc, const OnigSyntaxType* syntax);
839ONIG_EXTERN
840int onig_new_without_alloc(OnigRegex, const OnigUChar* pattern, const OnigUChar* pattern_end, OnigOptionType option, OnigEncoding enc, const OnigSyntaxType* syntax, OnigErrorInfo* einfo);
841ONIG_EXTERN
842int onig_new_deluxe(OnigRegex* reg, const OnigUChar* pattern, const OnigUChar* pattern_end, OnigCompileInfo* ci, OnigErrorInfo* einfo);
843ONIG_EXTERN
844void onig_free(OnigRegex);
845ONIG_EXTERN
846void onig_free_body(OnigRegex);
847ONIG_EXTERN
848int onig_reg_copy(OnigRegex* reg, OnigRegex orig_reg);
849ONIG_EXTERN
850OnigPosition onig_scan(OnigRegex reg, const OnigUChar* str, const OnigUChar* end, OnigRegion* region, OnigOptionType option, int (*scan_callback)(OnigPosition, OnigPosition, OnigRegion*, void*), void* callback_arg);
851ONIG_EXTERN
852OnigPosition onig_search(OnigRegex, const OnigUChar* str, const OnigUChar* end, const OnigUChar* start, const OnigUChar* range, OnigRegion* region, OnigOptionType option);
853ONIG_EXTERN
854OnigPosition onig_search_gpos(OnigRegex, const OnigUChar* str, const OnigUChar* end, const OnigUChar* global_pos, const OnigUChar* start, const OnigUChar* range, OnigRegion* region, OnigOptionType option);
855ONIG_EXTERN
856OnigPosition onig_match(OnigRegex, const OnigUChar* str, const OnigUChar* end, const OnigUChar* at, OnigRegion* region, OnigOptionType option);
857ONIG_EXTERN
858int onig_check_linear_time(OnigRegex reg);
859ONIG_EXTERN
860OnigRegion* onig_region_new(void);
861ONIG_EXTERN
862void onig_region_init(OnigRegion* region);
863ONIG_EXTERN
864void onig_region_free(OnigRegion* region, int free_self);
865ONIG_EXTERN
866void onig_region_copy(OnigRegion* to, const OnigRegion* from);
867ONIG_EXTERN
868void onig_region_clear(OnigRegion* region);
869ONIG_EXTERN
870int onig_region_resize(OnigRegion* region, int n);
871ONIG_EXTERN
872int onig_region_set(OnigRegion* region, int at, int beg, int end);
873ONIG_EXTERN
874int onig_name_to_group_numbers(OnigRegex reg, const OnigUChar* name, const OnigUChar* name_end, int** nums);
875ONIG_EXTERN
876int onig_name_to_backref_number(OnigRegex reg, const OnigUChar* name, const OnigUChar* name_end, const OnigRegion *region);
877ONIG_EXTERN
878int onig_foreach_name(OnigRegex reg, int (*func)(const OnigUChar*, const OnigUChar*,int,int*,OnigRegex,void*), void* arg);
879ONIG_EXTERN
880int onig_number_of_names(const OnigRegexType *reg);
881ONIG_EXTERN
882int onig_number_of_captures(const OnigRegexType *reg);
883ONIG_EXTERN
884int onig_number_of_capture_histories(const OnigRegexType *reg);
885#ifdef USE_CAPTURE_HISTORY
886ONIG_EXTERN
887OnigCaptureTreeNode* onig_get_capture_tree(OnigRegion* region);
888#endif
889ONIG_EXTERN
890int onig_capture_tree_traverse(OnigRegion* region, int at, int(*callback_func)(int,OnigPosition,OnigPosition,int,int,void*), void* arg);
891ONIG_EXTERN
892int onig_noname_group_capture_is_active(const OnigRegexType *reg);
893ONIG_EXTERN
894OnigEncoding onig_get_encoding(const OnigRegexType *reg);
895ONIG_EXTERN
896OnigOptionType onig_get_options(const OnigRegexType *reg);
897ONIG_EXTERN
898OnigCaseFoldType onig_get_case_fold_flag(const OnigRegexType *reg);
899ONIG_EXTERN
900const OnigSyntaxType* onig_get_syntax(const OnigRegexType *reg);
901ONIG_EXTERN
902int onig_set_default_syntax(const OnigSyntaxType* syntax);
903ONIG_EXTERN
904void onig_copy_syntax(OnigSyntaxType* to, const OnigSyntaxType* from);
905ONIG_EXTERN
906unsigned int onig_get_syntax_op(const OnigSyntaxType* syntax);
907ONIG_EXTERN
908unsigned int onig_get_syntax_op2(const OnigSyntaxType* syntax);
909ONIG_EXTERN
910unsigned int onig_get_syntax_behavior(const OnigSyntaxType* syntax);
911ONIG_EXTERN
912OnigOptionType onig_get_syntax_options(const OnigSyntaxType* syntax);
913ONIG_EXTERN
914void onig_set_syntax_op(OnigSyntaxType* syntax, unsigned int op);
915ONIG_EXTERN
916void onig_set_syntax_op2(OnigSyntaxType* syntax, unsigned int op2);
917ONIG_EXTERN
918void onig_set_syntax_behavior(OnigSyntaxType* syntax, unsigned int behavior);
919ONIG_EXTERN
920void onig_set_syntax_options(OnigSyntaxType* syntax, OnigOptionType options);
921ONIG_EXTERN
922int onig_set_meta_char(OnigSyntaxType* syntax, unsigned int what, OnigCodePoint code);
923ONIG_EXTERN
924void onig_copy_encoding(OnigEncodingType *to, OnigEncoding from);
925ONIG_EXTERN
926OnigCaseFoldType onig_get_default_case_fold_flag(void);
927ONIG_EXTERN
928int onig_set_default_case_fold_flag(OnigCaseFoldType case_fold_flag);
929ONIG_EXTERN
930unsigned int onig_get_match_stack_limit_size(void);
931ONIG_EXTERN
932int onig_set_match_stack_limit_size(unsigned int size);
933ONIG_EXTERN
934unsigned int onig_get_parse_depth_limit(void);
935ONIG_EXTERN
936int onig_set_parse_depth_limit(unsigned int depth);
937ONIG_EXTERN
938int onig_end(void);
939ONIG_EXTERN
940const char* onig_version(void);
941ONIG_EXTERN
942const char* onig_copyright(void);
943
944RUBY_SYMBOL_EXPORT_END
945
946#ifdef __cplusplus
947# if 0
948{ /* satisfy cc-mode */
949# endif
950}
951#endif
952
953#endif /* ONIGMO_H */
re_pattern_buffer
Definition onigmo.h:756
re_registers
Definition onigmo.h:717
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