xref: /php-src/ext/pcre/pcre2lib/pcre2.h (revision d1f14a46)
1 /*************************************************
2 *       Perl-Compatible Regular Expressions      *
3 *************************************************/
4 
5 /* This is the public header file for the PCRE library, second API, to be
6 #included by applications that call PCRE2 functions.
7 
8            Copyright (c) 2016-2024 University of Cambridge
9 
10 -----------------------------------------------------------------------------
11 Redistribution and use in source and binary forms, with or without
12 modification, are permitted provided that the following conditions are met:
13 
14     * Redistributions of source code must retain the above copyright notice,
15       this list of conditions and the following disclaimer.
16 
17     * Redistributions in binary form must reproduce the above copyright
18       notice, this list of conditions and the following disclaimer in the
19       documentation and/or other materials provided with the distribution.
20 
21     * Neither the name of the University of Cambridge nor the names of its
22       contributors may be used to endorse or promote products derived from
23       this software without specific prior written permission.
24 
25 THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
26 AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
27 IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
28 ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
29 LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
30 CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
31 SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
32 INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
33 CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
34 ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
35 POSSIBILITY OF SUCH DAMAGE.
36 -----------------------------------------------------------------------------
37 */
38 
39 #ifndef PCRE2_H_IDEMPOTENT_GUARD
40 #define PCRE2_H_IDEMPOTENT_GUARD
41 
42 /* The current PCRE version information. */
43 
44 #define PCRE2_MAJOR           10
45 #define PCRE2_MINOR           44
46 #define PCRE2_PRERELEASE
47 #define PCRE2_DATE            2024-06-07
48 
49 /* When an application links to a PCRE DLL in Windows, the symbols that are
50 imported have to be identified as such. When building PCRE2, the appropriate
51 export setting is defined in pcre2_internal.h, which includes this file. So we
52 don't change existing definitions of PCRE2_EXP_DECL. */
53 
54 #if defined(_WIN32) && !defined(PCRE2_STATIC)
55 #  ifndef PCRE2_EXP_DECL
56 #    define PCRE2_EXP_DECL  extern __declspec(dllimport)
57 #  endif
58 #endif
59 
60 /* By default, we use the standard "extern" declarations. */
61 
62 #ifndef PCRE2_EXP_DECL
63 #  ifdef __cplusplus
64 #    define PCRE2_EXP_DECL  extern "C"
65 #  else
66 #    define PCRE2_EXP_DECL  extern
67 #  endif
68 #endif
69 
70 /* When compiling with the MSVC compiler, it is sometimes necessary to include
71 a "calling convention" before exported function names. (This is secondhand
72 information; I know nothing about MSVC myself). For example, something like
73 
74   void __cdecl function(....)
75 
76 might be needed. In order so make this easy, all the exported functions have
77 PCRE2_CALL_CONVENTION just before their names. It is rarely needed; if not
78 set, we ensure here that it has no effect. */
79 
80 #ifndef PCRE2_CALL_CONVENTION
81 #define PCRE2_CALL_CONVENTION
82 #endif
83 
84 /* Have to include limits.h, stdlib.h, and inttypes.h to ensure that size_t and
85 uint8_t, UCHAR_MAX, etc are defined. Some systems that do have inttypes.h do
86 not have stdint.h, which is why we use inttypes.h, which according to the C
87 standard is a superset of stdint.h. If inttypes.h is not available the build
88 will break and the relevant values must be provided by some other means. */
89 
90 #include <limits.h>
91 #include <stdlib.h>
92 #include <inttypes.h>
93 
94 /* Allow for C++ users compiling this directly. */
95 
96 #ifdef __cplusplus
97 extern "C" {
98 #endif
99 
100 /* The following option bits can be passed to pcre2_compile(), pcre2_match(),
101 or pcre2_dfa_match(). PCRE2_NO_UTF_CHECK affects only the function to which it
102 is passed. Put these bits at the most significant end of the options word so
103 others can be added next to them */
104 
105 #define PCRE2_ANCHORED            0x80000000u
106 #define PCRE2_NO_UTF_CHECK        0x40000000u
107 #define PCRE2_ENDANCHORED         0x20000000u
108 
109 /* The following option bits can be passed only to pcre2_compile(). However,
110 they may affect compilation, JIT compilation, and/or interpretive execution.
111 The following tags indicate which:
112 
113 C   alters what is compiled by pcre2_compile()
114 J   alters what is compiled by pcre2_jit_compile()
115 M   is inspected during pcre2_match() execution
116 D   is inspected during pcre2_dfa_match() execution
117 */
118 
119 #define PCRE2_ALLOW_EMPTY_CLASS   0x00000001u  /* C       */
120 #define PCRE2_ALT_BSUX            0x00000002u  /* C       */
121 #define PCRE2_AUTO_CALLOUT        0x00000004u  /* C       */
122 #define PCRE2_CASELESS            0x00000008u  /* C       */
123 #define PCRE2_DOLLAR_ENDONLY      0x00000010u  /*   J M D */
124 #define PCRE2_DOTALL              0x00000020u  /* C       */
125 #define PCRE2_DUPNAMES            0x00000040u  /* C       */
126 #define PCRE2_EXTENDED            0x00000080u  /* C       */
127 #define PCRE2_FIRSTLINE           0x00000100u  /*   J M D */
128 #define PCRE2_MATCH_UNSET_BACKREF 0x00000200u  /* C J M   */
129 #define PCRE2_MULTILINE           0x00000400u  /* C       */
130 #define PCRE2_NEVER_UCP           0x00000800u  /* C       */
131 #define PCRE2_NEVER_UTF           0x00001000u  /* C       */
132 #define PCRE2_NO_AUTO_CAPTURE     0x00002000u  /* C       */
133 #define PCRE2_NO_AUTO_POSSESS     0x00004000u  /* C       */
134 #define PCRE2_NO_DOTSTAR_ANCHOR   0x00008000u  /* C       */
135 #define PCRE2_NO_START_OPTIMIZE   0x00010000u  /*   J M D */
136 #define PCRE2_UCP                 0x00020000u  /* C J M D */
137 #define PCRE2_UNGREEDY            0x00040000u  /* C       */
138 #define PCRE2_UTF                 0x00080000u  /* C J M D */
139 #define PCRE2_NEVER_BACKSLASH_C   0x00100000u  /* C       */
140 #define PCRE2_ALT_CIRCUMFLEX      0x00200000u  /*   J M D */
141 #define PCRE2_ALT_VERBNAMES       0x00400000u  /* C       */
142 #define PCRE2_USE_OFFSET_LIMIT    0x00800000u  /*   J M D */
143 #define PCRE2_EXTENDED_MORE       0x01000000u  /* C       */
144 #define PCRE2_LITERAL             0x02000000u  /* C       */
145 #define PCRE2_MATCH_INVALID_UTF   0x04000000u  /*   J M D */
146 
147 /* An additional compile options word is available in the compile context. */
148 
149 #define PCRE2_EXTRA_ALLOW_SURROGATE_ESCAPES  0x00000001u  /* C */
150 #define PCRE2_EXTRA_BAD_ESCAPE_IS_LITERAL    0x00000002u  /* C */
151 #define PCRE2_EXTRA_MATCH_WORD               0x00000004u  /* C */
152 #define PCRE2_EXTRA_MATCH_LINE               0x00000008u  /* C */
153 #define PCRE2_EXTRA_ESCAPED_CR_IS_LF         0x00000010u  /* C */
154 #define PCRE2_EXTRA_ALT_BSUX                 0x00000020u  /* C */
155 #define PCRE2_EXTRA_ALLOW_LOOKAROUND_BSK     0x00000040u  /* C */
156 #define PCRE2_EXTRA_CASELESS_RESTRICT        0x00000080u  /* C */
157 #define PCRE2_EXTRA_ASCII_BSD                0x00000100u  /* C */
158 #define PCRE2_EXTRA_ASCII_BSS                0x00000200u  /* C */
159 #define PCRE2_EXTRA_ASCII_BSW                0x00000400u  /* C */
160 #define PCRE2_EXTRA_ASCII_POSIX              0x00000800u  /* C */
161 #define PCRE2_EXTRA_ASCII_DIGIT              0x00001000u  /* C */
162 
163 /* These are for pcre2_jit_compile(). */
164 
165 #define PCRE2_JIT_COMPLETE        0x00000001u  /* For full matching */
166 #define PCRE2_JIT_PARTIAL_SOFT    0x00000002u
167 #define PCRE2_JIT_PARTIAL_HARD    0x00000004u
168 #define PCRE2_JIT_INVALID_UTF     0x00000100u
169 
170 /* These are for pcre2_match(), pcre2_dfa_match(), pcre2_jit_match(), and
171 pcre2_substitute(). Some are allowed only for one of the functions, and in
172 these cases it is noted below. Note that PCRE2_ANCHORED, PCRE2_ENDANCHORED and
173 PCRE2_NO_UTF_CHECK can also be passed to these functions (though
174 pcre2_jit_match() ignores the latter since it bypasses all sanity checks). */
175 
176 #define PCRE2_NOTBOL                      0x00000001u
177 #define PCRE2_NOTEOL                      0x00000002u
178 #define PCRE2_NOTEMPTY                    0x00000004u  /* ) These two must be kept */
179 #define PCRE2_NOTEMPTY_ATSTART            0x00000008u  /* ) adjacent to each other. */
180 #define PCRE2_PARTIAL_SOFT                0x00000010u
181 #define PCRE2_PARTIAL_HARD                0x00000020u
182 #define PCRE2_DFA_RESTART                 0x00000040u  /* pcre2_dfa_match() only */
183 #define PCRE2_DFA_SHORTEST                0x00000080u  /* pcre2_dfa_match() only */
184 #define PCRE2_SUBSTITUTE_GLOBAL           0x00000100u  /* pcre2_substitute() only */
185 #define PCRE2_SUBSTITUTE_EXTENDED         0x00000200u  /* pcre2_substitute() only */
186 #define PCRE2_SUBSTITUTE_UNSET_EMPTY      0x00000400u  /* pcre2_substitute() only */
187 #define PCRE2_SUBSTITUTE_UNKNOWN_UNSET    0x00000800u  /* pcre2_substitute() only */
188 #define PCRE2_SUBSTITUTE_OVERFLOW_LENGTH  0x00001000u  /* pcre2_substitute() only */
189 #define PCRE2_NO_JIT                      0x00002000u  /* not for pcre2_dfa_match() */
190 #define PCRE2_COPY_MATCHED_SUBJECT        0x00004000u
191 #define PCRE2_SUBSTITUTE_LITERAL          0x00008000u  /* pcre2_substitute() only */
192 #define PCRE2_SUBSTITUTE_MATCHED          0x00010000u  /* pcre2_substitute() only */
193 #define PCRE2_SUBSTITUTE_REPLACEMENT_ONLY 0x00020000u  /* pcre2_substitute() only */
194 #define PCRE2_DISABLE_RECURSELOOP_CHECK   0x00040000u  /* not for pcre2_dfa_match() or pcre2_jit_match() */
195 
196 /* Options for pcre2_pattern_convert(). */
197 
198 #define PCRE2_CONVERT_UTF                    0x00000001u
199 #define PCRE2_CONVERT_NO_UTF_CHECK           0x00000002u
200 #define PCRE2_CONVERT_POSIX_BASIC            0x00000004u
201 #define PCRE2_CONVERT_POSIX_EXTENDED         0x00000008u
202 #define PCRE2_CONVERT_GLOB                   0x00000010u
203 #define PCRE2_CONVERT_GLOB_NO_WILD_SEPARATOR 0x00000030u
204 #define PCRE2_CONVERT_GLOB_NO_STARSTAR       0x00000050u
205 
206 /* Newline and \R settings, for use in compile contexts. The newline values
207 must be kept in step with values set in config.h and both sets must all be
208 greater than zero. */
209 
210 #define PCRE2_NEWLINE_CR          1
211 #define PCRE2_NEWLINE_LF          2
212 #define PCRE2_NEWLINE_CRLF        3
213 #define PCRE2_NEWLINE_ANY         4
214 #define PCRE2_NEWLINE_ANYCRLF     5
215 #define PCRE2_NEWLINE_NUL         6
216 
217 #define PCRE2_BSR_UNICODE         1
218 #define PCRE2_BSR_ANYCRLF         2
219 
220 /* Error codes for pcre2_compile(). Some of these are also used by
221 pcre2_pattern_convert(). */
222 
223 #define PCRE2_ERROR_END_BACKSLASH                  101
224 #define PCRE2_ERROR_END_BACKSLASH_C                102
225 #define PCRE2_ERROR_UNKNOWN_ESCAPE                 103
226 #define PCRE2_ERROR_QUANTIFIER_OUT_OF_ORDER        104
227 #define PCRE2_ERROR_QUANTIFIER_TOO_BIG             105
228 #define PCRE2_ERROR_MISSING_SQUARE_BRACKET         106
229 #define PCRE2_ERROR_ESCAPE_INVALID_IN_CLASS        107
230 #define PCRE2_ERROR_CLASS_RANGE_ORDER              108
231 #define PCRE2_ERROR_QUANTIFIER_INVALID             109
232 #define PCRE2_ERROR_INTERNAL_UNEXPECTED_REPEAT     110
233 #define PCRE2_ERROR_INVALID_AFTER_PARENS_QUERY     111
234 #define PCRE2_ERROR_POSIX_CLASS_NOT_IN_CLASS       112
235 #define PCRE2_ERROR_POSIX_NO_SUPPORT_COLLATING     113
236 #define PCRE2_ERROR_MISSING_CLOSING_PARENTHESIS    114
237 #define PCRE2_ERROR_BAD_SUBPATTERN_REFERENCE       115
238 #define PCRE2_ERROR_NULL_PATTERN                   116
239 #define PCRE2_ERROR_BAD_OPTIONS                    117
240 #define PCRE2_ERROR_MISSING_COMMENT_CLOSING        118
241 #define PCRE2_ERROR_PARENTHESES_NEST_TOO_DEEP      119
242 #define PCRE2_ERROR_PATTERN_TOO_LARGE              120
243 #define PCRE2_ERROR_HEAP_FAILED                    121
244 #define PCRE2_ERROR_UNMATCHED_CLOSING_PARENTHESIS  122
245 #define PCRE2_ERROR_INTERNAL_CODE_OVERFLOW         123
246 #define PCRE2_ERROR_MISSING_CONDITION_CLOSING      124
247 #define PCRE2_ERROR_LOOKBEHIND_NOT_FIXED_LENGTH    125
248 #define PCRE2_ERROR_ZERO_RELATIVE_REFERENCE        126
249 #define PCRE2_ERROR_TOO_MANY_CONDITION_BRANCHES    127
250 #define PCRE2_ERROR_CONDITION_ASSERTION_EXPECTED   128
251 #define PCRE2_ERROR_BAD_RELATIVE_REFERENCE         129
252 #define PCRE2_ERROR_UNKNOWN_POSIX_CLASS            130
253 #define PCRE2_ERROR_INTERNAL_STUDY_ERROR           131
254 #define PCRE2_ERROR_UNICODE_NOT_SUPPORTED          132
255 #define PCRE2_ERROR_PARENTHESES_STACK_CHECK        133
256 #define PCRE2_ERROR_CODE_POINT_TOO_BIG             134
257 #define PCRE2_ERROR_LOOKBEHIND_TOO_COMPLICATED     135
258 #define PCRE2_ERROR_LOOKBEHIND_INVALID_BACKSLASH_C 136
259 #define PCRE2_ERROR_UNSUPPORTED_ESCAPE_SEQUENCE    137
260 #define PCRE2_ERROR_CALLOUT_NUMBER_TOO_BIG         138
261 #define PCRE2_ERROR_MISSING_CALLOUT_CLOSING        139
262 #define PCRE2_ERROR_ESCAPE_INVALID_IN_VERB         140
263 #define PCRE2_ERROR_UNRECOGNIZED_AFTER_QUERY_P     141
264 #define PCRE2_ERROR_MISSING_NAME_TERMINATOR        142
265 #define PCRE2_ERROR_DUPLICATE_SUBPATTERN_NAME      143
266 #define PCRE2_ERROR_INVALID_SUBPATTERN_NAME        144
267 #define PCRE2_ERROR_UNICODE_PROPERTIES_UNAVAILABLE 145
268 #define PCRE2_ERROR_MALFORMED_UNICODE_PROPERTY     146
269 #define PCRE2_ERROR_UNKNOWN_UNICODE_PROPERTY       147
270 #define PCRE2_ERROR_SUBPATTERN_NAME_TOO_LONG       148
271 #define PCRE2_ERROR_TOO_MANY_NAMED_SUBPATTERNS     149
272 #define PCRE2_ERROR_CLASS_INVALID_RANGE            150
273 #define PCRE2_ERROR_OCTAL_BYTE_TOO_BIG             151
274 #define PCRE2_ERROR_INTERNAL_OVERRAN_WORKSPACE     152
275 #define PCRE2_ERROR_INTERNAL_MISSING_SUBPATTERN    153
276 #define PCRE2_ERROR_DEFINE_TOO_MANY_BRANCHES       154
277 #define PCRE2_ERROR_BACKSLASH_O_MISSING_BRACE      155
278 #define PCRE2_ERROR_INTERNAL_UNKNOWN_NEWLINE       156
279 #define PCRE2_ERROR_BACKSLASH_G_SYNTAX             157
280 #define PCRE2_ERROR_PARENS_QUERY_R_MISSING_CLOSING 158
281 /* Error 159 is obsolete and should now never occur */
282 #define PCRE2_ERROR_VERB_ARGUMENT_NOT_ALLOWED      159
283 #define PCRE2_ERROR_VERB_UNKNOWN                   160
284 #define PCRE2_ERROR_SUBPATTERN_NUMBER_TOO_BIG      161
285 #define PCRE2_ERROR_SUBPATTERN_NAME_EXPECTED       162
286 #define PCRE2_ERROR_INTERNAL_PARSED_OVERFLOW       163
287 #define PCRE2_ERROR_INVALID_OCTAL                  164
288 #define PCRE2_ERROR_SUBPATTERN_NAMES_MISMATCH      165
289 #define PCRE2_ERROR_MARK_MISSING_ARGUMENT          166
290 #define PCRE2_ERROR_INVALID_HEXADECIMAL            167
291 #define PCRE2_ERROR_BACKSLASH_C_SYNTAX             168
292 #define PCRE2_ERROR_BACKSLASH_K_SYNTAX             169
293 #define PCRE2_ERROR_INTERNAL_BAD_CODE_LOOKBEHINDS  170
294 #define PCRE2_ERROR_BACKSLASH_N_IN_CLASS           171
295 #define PCRE2_ERROR_CALLOUT_STRING_TOO_LONG        172
296 #define PCRE2_ERROR_UNICODE_DISALLOWED_CODE_POINT  173
297 #define PCRE2_ERROR_UTF_IS_DISABLED                174
298 #define PCRE2_ERROR_UCP_IS_DISABLED                175
299 #define PCRE2_ERROR_VERB_NAME_TOO_LONG             176
300 #define PCRE2_ERROR_BACKSLASH_U_CODE_POINT_TOO_BIG 177
301 #define PCRE2_ERROR_MISSING_OCTAL_OR_HEX_DIGITS    178
302 #define PCRE2_ERROR_VERSION_CONDITION_SYNTAX       179
303 #define PCRE2_ERROR_INTERNAL_BAD_CODE_AUTO_POSSESS 180
304 #define PCRE2_ERROR_CALLOUT_NO_STRING_DELIMITER    181
305 #define PCRE2_ERROR_CALLOUT_BAD_STRING_DELIMITER   182
306 #define PCRE2_ERROR_BACKSLASH_C_CALLER_DISABLED    183
307 #define PCRE2_ERROR_QUERY_BARJX_NEST_TOO_DEEP      184
308 #define PCRE2_ERROR_BACKSLASH_C_LIBRARY_DISABLED   185
309 #define PCRE2_ERROR_PATTERN_TOO_COMPLICATED        186
310 #define PCRE2_ERROR_LOOKBEHIND_TOO_LONG            187
311 #define PCRE2_ERROR_PATTERN_STRING_TOO_LONG        188
312 #define PCRE2_ERROR_INTERNAL_BAD_CODE              189
313 #define PCRE2_ERROR_INTERNAL_BAD_CODE_IN_SKIP      190
314 #define PCRE2_ERROR_NO_SURROGATES_IN_UTF16         191
315 #define PCRE2_ERROR_BAD_LITERAL_OPTIONS            192
316 #define PCRE2_ERROR_SUPPORTED_ONLY_IN_UNICODE      193
317 #define PCRE2_ERROR_INVALID_HYPHEN_IN_OPTIONS      194
318 #define PCRE2_ERROR_ALPHA_ASSERTION_UNKNOWN        195
319 #define PCRE2_ERROR_SCRIPT_RUN_NOT_AVAILABLE       196
320 #define PCRE2_ERROR_TOO_MANY_CAPTURES              197
321 #define PCRE2_ERROR_CONDITION_ATOMIC_ASSERTION_EXPECTED  198
322 #define PCRE2_ERROR_BACKSLASH_K_IN_LOOKAROUND      199
323 
324 
325 /* "Expected" matching error codes: no match and partial match. */
326 
327 #define PCRE2_ERROR_NOMATCH          (-1)
328 #define PCRE2_ERROR_PARTIAL          (-2)
329 
330 /* Error codes for UTF-8 validity checks */
331 
332 #define PCRE2_ERROR_UTF8_ERR1        (-3)
333 #define PCRE2_ERROR_UTF8_ERR2        (-4)
334 #define PCRE2_ERROR_UTF8_ERR3        (-5)
335 #define PCRE2_ERROR_UTF8_ERR4        (-6)
336 #define PCRE2_ERROR_UTF8_ERR5        (-7)
337 #define PCRE2_ERROR_UTF8_ERR6        (-8)
338 #define PCRE2_ERROR_UTF8_ERR7        (-9)
339 #define PCRE2_ERROR_UTF8_ERR8       (-10)
340 #define PCRE2_ERROR_UTF8_ERR9       (-11)
341 #define PCRE2_ERROR_UTF8_ERR10      (-12)
342 #define PCRE2_ERROR_UTF8_ERR11      (-13)
343 #define PCRE2_ERROR_UTF8_ERR12      (-14)
344 #define PCRE2_ERROR_UTF8_ERR13      (-15)
345 #define PCRE2_ERROR_UTF8_ERR14      (-16)
346 #define PCRE2_ERROR_UTF8_ERR15      (-17)
347 #define PCRE2_ERROR_UTF8_ERR16      (-18)
348 #define PCRE2_ERROR_UTF8_ERR17      (-19)
349 #define PCRE2_ERROR_UTF8_ERR18      (-20)
350 #define PCRE2_ERROR_UTF8_ERR19      (-21)
351 #define PCRE2_ERROR_UTF8_ERR20      (-22)
352 #define PCRE2_ERROR_UTF8_ERR21      (-23)
353 
354 /* Error codes for UTF-16 validity checks */
355 
356 #define PCRE2_ERROR_UTF16_ERR1      (-24)
357 #define PCRE2_ERROR_UTF16_ERR2      (-25)
358 #define PCRE2_ERROR_UTF16_ERR3      (-26)
359 
360 /* Error codes for UTF-32 validity checks */
361 
362 #define PCRE2_ERROR_UTF32_ERR1      (-27)
363 #define PCRE2_ERROR_UTF32_ERR2      (-28)
364 
365 /* Miscellaneous error codes for pcre2[_dfa]_match(), substring extraction
366 functions, context functions, and serializing functions. They are in numerical
367 order. Originally they were in alphabetical order too, but now that PCRE2 is
368 released, the numbers must not be changed. */
369 
370 #define PCRE2_ERROR_BADDATA           (-29)
371 #define PCRE2_ERROR_MIXEDTABLES       (-30)  /* Name was changed */
372 #define PCRE2_ERROR_BADMAGIC          (-31)
373 #define PCRE2_ERROR_BADMODE           (-32)
374 #define PCRE2_ERROR_BADOFFSET         (-33)
375 #define PCRE2_ERROR_BADOPTION         (-34)
376 #define PCRE2_ERROR_BADREPLACEMENT    (-35)
377 #define PCRE2_ERROR_BADUTFOFFSET      (-36)
378 #define PCRE2_ERROR_CALLOUT           (-37)  /* Never used by PCRE2 itself */
379 #define PCRE2_ERROR_DFA_BADRESTART    (-38)
380 #define PCRE2_ERROR_DFA_RECURSE       (-39)
381 #define PCRE2_ERROR_DFA_UCOND         (-40)
382 #define PCRE2_ERROR_DFA_UFUNC         (-41)
383 #define PCRE2_ERROR_DFA_UITEM         (-42)
384 #define PCRE2_ERROR_DFA_WSSIZE        (-43)
385 #define PCRE2_ERROR_INTERNAL          (-44)
386 #define PCRE2_ERROR_JIT_BADOPTION     (-45)
387 #define PCRE2_ERROR_JIT_STACKLIMIT    (-46)
388 #define PCRE2_ERROR_MATCHLIMIT        (-47)
389 #define PCRE2_ERROR_NOMEMORY          (-48)
390 #define PCRE2_ERROR_NOSUBSTRING       (-49)
391 #define PCRE2_ERROR_NOUNIQUESUBSTRING (-50)
392 #define PCRE2_ERROR_NULL              (-51)
393 #define PCRE2_ERROR_RECURSELOOP       (-52)
394 #define PCRE2_ERROR_DEPTHLIMIT        (-53)
395 #define PCRE2_ERROR_RECURSIONLIMIT    (-53)  /* Obsolete synonym */
396 #define PCRE2_ERROR_UNAVAILABLE       (-54)
397 #define PCRE2_ERROR_UNSET             (-55)
398 #define PCRE2_ERROR_BADOFFSETLIMIT    (-56)
399 #define PCRE2_ERROR_BADREPESCAPE      (-57)
400 #define PCRE2_ERROR_REPMISSINGBRACE   (-58)
401 #define PCRE2_ERROR_BADSUBSTITUTION   (-59)
402 #define PCRE2_ERROR_BADSUBSPATTERN    (-60)
403 #define PCRE2_ERROR_TOOMANYREPLACE    (-61)
404 #define PCRE2_ERROR_BADSERIALIZEDDATA (-62)
405 #define PCRE2_ERROR_HEAPLIMIT         (-63)
406 #define PCRE2_ERROR_CONVERT_SYNTAX    (-64)
407 #define PCRE2_ERROR_INTERNAL_DUPMATCH (-65)
408 #define PCRE2_ERROR_DFA_UINVALID_UTF  (-66)
409 #define PCRE2_ERROR_INVALIDOFFSET     (-67)
410 
411 
412 /* Request types for pcre2_pattern_info() */
413 
414 #define PCRE2_INFO_ALLOPTIONS            0
415 #define PCRE2_INFO_ARGOPTIONS            1
416 #define PCRE2_INFO_BACKREFMAX            2
417 #define PCRE2_INFO_BSR                   3
418 #define PCRE2_INFO_CAPTURECOUNT          4
419 #define PCRE2_INFO_FIRSTCODEUNIT         5
420 #define PCRE2_INFO_FIRSTCODETYPE         6
421 #define PCRE2_INFO_FIRSTBITMAP           7
422 #define PCRE2_INFO_HASCRORLF             8
423 #define PCRE2_INFO_JCHANGED              9
424 #define PCRE2_INFO_JITSIZE              10
425 #define PCRE2_INFO_LASTCODEUNIT         11
426 #define PCRE2_INFO_LASTCODETYPE         12
427 #define PCRE2_INFO_MATCHEMPTY           13
428 #define PCRE2_INFO_MATCHLIMIT           14
429 #define PCRE2_INFO_MAXLOOKBEHIND        15
430 #define PCRE2_INFO_MINLENGTH            16
431 #define PCRE2_INFO_NAMECOUNT            17
432 #define PCRE2_INFO_NAMEENTRYSIZE        18
433 #define PCRE2_INFO_NAMETABLE            19
434 #define PCRE2_INFO_NEWLINE              20
435 #define PCRE2_INFO_DEPTHLIMIT           21
436 #define PCRE2_INFO_RECURSIONLIMIT       21  /* Obsolete synonym */
437 #define PCRE2_INFO_SIZE                 22
438 #define PCRE2_INFO_HASBACKSLASHC        23
439 #define PCRE2_INFO_FRAMESIZE            24
440 #define PCRE2_INFO_HEAPLIMIT            25
441 #define PCRE2_INFO_EXTRAOPTIONS         26
442 
443 /* Request types for pcre2_config(). */
444 
445 #define PCRE2_CONFIG_BSR                     0
446 #define PCRE2_CONFIG_JIT                     1
447 #define PCRE2_CONFIG_JITTARGET               2
448 #define PCRE2_CONFIG_LINKSIZE                3
449 #define PCRE2_CONFIG_MATCHLIMIT              4
450 #define PCRE2_CONFIG_NEWLINE                 5
451 #define PCRE2_CONFIG_PARENSLIMIT             6
452 #define PCRE2_CONFIG_DEPTHLIMIT              7
453 #define PCRE2_CONFIG_RECURSIONLIMIT          7  /* Obsolete synonym */
454 #define PCRE2_CONFIG_STACKRECURSE            8  /* Obsolete */
455 #define PCRE2_CONFIG_UNICODE                 9
456 #define PCRE2_CONFIG_UNICODE_VERSION        10
457 #define PCRE2_CONFIG_VERSION                11
458 #define PCRE2_CONFIG_HEAPLIMIT              12
459 #define PCRE2_CONFIG_NEVER_BACKSLASH_C      13
460 #define PCRE2_CONFIG_COMPILED_WIDTHS        14
461 #define PCRE2_CONFIG_TABLES_LENGTH          15
462 
463 
464 /* Types for code units in patterns and subject strings. */
465 
466 typedef uint8_t  PCRE2_UCHAR8;
467 typedef uint16_t PCRE2_UCHAR16;
468 typedef uint32_t PCRE2_UCHAR32;
469 
470 typedef const PCRE2_UCHAR8  *PCRE2_SPTR8;
471 typedef const PCRE2_UCHAR16 *PCRE2_SPTR16;
472 typedef const PCRE2_UCHAR32 *PCRE2_SPTR32;
473 
474 /* The PCRE2_SIZE type is used for all string lengths and offsets in PCRE2,
475 including pattern offsets for errors and subject offsets after a match. We
476 define special values to indicate zero-terminated strings and unset offsets in
477 the offset vector (ovector). */
478 
479 #define PCRE2_SIZE            size_t
480 #define PCRE2_SIZE_MAX        SIZE_MAX
481 #define PCRE2_ZERO_TERMINATED (~(PCRE2_SIZE)0)
482 #define PCRE2_UNSET           (~(PCRE2_SIZE)0)
483 
484 /* Generic types for opaque structures and JIT callback functions. These
485 declarations are defined in a macro that is expanded for each width later. */
486 
487 #define PCRE2_TYPES_LIST \
488 struct pcre2_real_general_context; \
489 typedef struct pcre2_real_general_context pcre2_general_context; \
490 \
491 struct pcre2_real_compile_context; \
492 typedef struct pcre2_real_compile_context pcre2_compile_context; \
493 \
494 struct pcre2_real_match_context; \
495 typedef struct pcre2_real_match_context pcre2_match_context; \
496 \
497 struct pcre2_real_convert_context; \
498 typedef struct pcre2_real_convert_context pcre2_convert_context; \
499 \
500 struct pcre2_real_code; \
501 typedef struct pcre2_real_code pcre2_code; \
502 \
503 struct pcre2_real_match_data; \
504 typedef struct pcre2_real_match_data pcre2_match_data; \
505 \
506 struct pcre2_real_jit_stack; \
507 typedef struct pcre2_real_jit_stack pcre2_jit_stack; \
508 \
509 typedef pcre2_jit_stack *(*pcre2_jit_callback)(void *);
510 
511 
512 /* The structures for passing out data via callout functions. We use structures
513 so that new fields can be added on the end in future versions, without changing
514 the API of the function, thereby allowing old clients to work without
515 modification. Define the generic versions in a macro; the width-specific
516 versions are generated from this macro below. */
517 
518 /* Flags for the callout_flags field. These are cleared after a callout. */
519 
520 #define PCRE2_CALLOUT_STARTMATCH    0x00000001u  /* Set for each bumpalong */
521 #define PCRE2_CALLOUT_BACKTRACK     0x00000002u  /* Set after a backtrack */
522 
523 #define PCRE2_STRUCTURE_LIST \
524 typedef struct pcre2_callout_block { \
525   uint32_t      version;           /* Identifies version of block */ \
526   /* ------------------------ Version 0 ------------------------------- */ \
527   uint32_t      callout_number;    /* Number compiled into pattern */ \
528   uint32_t      capture_top;       /* Max current capture */ \
529   uint32_t      capture_last;      /* Most recently closed capture */ \
530   PCRE2_SIZE   *offset_vector;     /* The offset vector */ \
531   PCRE2_SPTR    mark;              /* Pointer to current mark or NULL */ \
532   PCRE2_SPTR    subject;           /* The subject being matched */ \
533   PCRE2_SIZE    subject_length;    /* The length of the subject */ \
534   PCRE2_SIZE    start_match;       /* Offset to start of this match attempt */ \
535   PCRE2_SIZE    current_position;  /* Where we currently are in the subject */ \
536   PCRE2_SIZE    pattern_position;  /* Offset to next item in the pattern */ \
537   PCRE2_SIZE    next_item_length;  /* Length of next item in the pattern */ \
538   /* ------------------- Added for Version 1 -------------------------- */ \
539   PCRE2_SIZE    callout_string_offset; /* Offset to string within pattern */ \
540   PCRE2_SIZE    callout_string_length; /* Length of string compiled into pattern */ \
541   PCRE2_SPTR    callout_string;    /* String compiled into pattern */ \
542   /* ------------------- Added for Version 2 -------------------------- */ \
543   uint32_t      callout_flags;     /* See above for list */ \
544   /* ------------------------------------------------------------------ */ \
545 } pcre2_callout_block; \
546 \
547 typedef struct pcre2_callout_enumerate_block { \
548   uint32_t      version;           /* Identifies version of block */ \
549   /* ------------------------ Version 0 ------------------------------- */ \
550   PCRE2_SIZE    pattern_position;  /* Offset to next item in the pattern */ \
551   PCRE2_SIZE    next_item_length;  /* Length of next item in the pattern */ \
552   uint32_t      callout_number;    /* Number compiled into pattern */ \
553   PCRE2_SIZE    callout_string_offset; /* Offset to string within pattern */ \
554   PCRE2_SIZE    callout_string_length; /* Length of string compiled into pattern */ \
555   PCRE2_SPTR    callout_string;    /* String compiled into pattern */ \
556   /* ------------------------------------------------------------------ */ \
557 } pcre2_callout_enumerate_block; \
558 \
559 typedef struct pcre2_substitute_callout_block { \
560   uint32_t      version;           /* Identifies version of block */ \
561   /* ------------------------ Version 0 ------------------------------- */ \
562   PCRE2_SPTR    input;             /* Pointer to input subject string */ \
563   PCRE2_SPTR    output;            /* Pointer to output buffer */ \
564   PCRE2_SIZE    output_offsets[2]; /* Changed portion of the output */ \
565   PCRE2_SIZE   *ovector;           /* Pointer to current ovector */ \
566   uint32_t      oveccount;         /* Count of pairs set in ovector */ \
567   uint32_t      subscount;         /* Substitution number */ \
568   /* ------------------------------------------------------------------ */ \
569 } pcre2_substitute_callout_block;
570 
571 
572 /* List the generic forms of all other functions in macros, which will be
573 expanded for each width below. Start with functions that give general
574 information. */
575 
576 #define PCRE2_GENERAL_INFO_FUNCTIONS \
577 PCRE2_EXP_DECL int PCRE2_CALL_CONVENTION pcre2_config(uint32_t, void *);
578 
579 
580 /* Functions for manipulating contexts. */
581 
582 #define PCRE2_GENERAL_CONTEXT_FUNCTIONS \
583 PCRE2_EXP_DECL pcre2_general_context *PCRE2_CALL_CONVENTION \
584   pcre2_general_context_copy(pcre2_general_context *); \
585 PCRE2_EXP_DECL pcre2_general_context *PCRE2_CALL_CONVENTION \
586   pcre2_general_context_create(void *(*)(size_t, void *), \
587     void (*)(void *, void *), void *); \
588 PCRE2_EXP_DECL void PCRE2_CALL_CONVENTION \
589   pcre2_general_context_free(pcre2_general_context *);
590 
591 #define PCRE2_COMPILE_CONTEXT_FUNCTIONS \
592 PCRE2_EXP_DECL pcre2_compile_context *PCRE2_CALL_CONVENTION \
593   pcre2_compile_context_copy(pcre2_compile_context *); \
594 PCRE2_EXP_DECL pcre2_compile_context *PCRE2_CALL_CONVENTION \
595   pcre2_compile_context_create(pcre2_general_context *);\
596 PCRE2_EXP_DECL void PCRE2_CALL_CONVENTION \
597   pcre2_compile_context_free(pcre2_compile_context *); \
598 PCRE2_EXP_DECL int PCRE2_CALL_CONVENTION \
599   pcre2_set_bsr(pcre2_compile_context *, uint32_t); \
600 PCRE2_EXP_DECL int PCRE2_CALL_CONVENTION \
601   pcre2_set_character_tables(pcre2_compile_context *, const uint8_t *); \
602 PCRE2_EXP_DECL int PCRE2_CALL_CONVENTION \
603   pcre2_set_compile_extra_options(pcre2_compile_context *, uint32_t); \
604 PCRE2_EXP_DECL int PCRE2_CALL_CONVENTION \
605   pcre2_set_max_pattern_length(pcre2_compile_context *, PCRE2_SIZE); \
606 PCRE2_EXP_DECL int PCRE2_CALL_CONVENTION \
607   pcre2_set_max_pattern_compiled_length(pcre2_compile_context *, PCRE2_SIZE); \
608 PCRE2_EXP_DECL int PCRE2_CALL_CONVENTION \
609   pcre2_set_max_varlookbehind(pcre2_compile_context *, uint32_t); \
610 PCRE2_EXP_DECL int PCRE2_CALL_CONVENTION \
611   pcre2_set_newline(pcre2_compile_context *, uint32_t); \
612 PCRE2_EXP_DECL int PCRE2_CALL_CONVENTION \
613   pcre2_set_parens_nest_limit(pcre2_compile_context *, uint32_t); \
614 PCRE2_EXP_DECL int PCRE2_CALL_CONVENTION \
615   pcre2_set_compile_recursion_guard(pcre2_compile_context *, \
616     int (*)(uint32_t, void *), void *);
617 
618 #define PCRE2_MATCH_CONTEXT_FUNCTIONS \
619 PCRE2_EXP_DECL pcre2_match_context *PCRE2_CALL_CONVENTION \
620   pcre2_match_context_copy(pcre2_match_context *); \
621 PCRE2_EXP_DECL pcre2_match_context *PCRE2_CALL_CONVENTION \
622   pcre2_match_context_create(pcre2_general_context *); \
623 PCRE2_EXP_DECL void PCRE2_CALL_CONVENTION \
624   pcre2_match_context_free(pcre2_match_context *); \
625 PCRE2_EXP_DECL int PCRE2_CALL_CONVENTION \
626   pcre2_set_callout(pcre2_match_context *, \
627     int (*)(pcre2_callout_block *, void *), void *); \
628 PCRE2_EXP_DECL int PCRE2_CALL_CONVENTION \
629   pcre2_set_substitute_callout(pcre2_match_context *, \
630     int (*)(pcre2_substitute_callout_block *, void *), void *); \
631 PCRE2_EXP_DECL int PCRE2_CALL_CONVENTION \
632   pcre2_set_depth_limit(pcre2_match_context *, uint32_t); \
633 PCRE2_EXP_DECL int PCRE2_CALL_CONVENTION \
634   pcre2_set_heap_limit(pcre2_match_context *, uint32_t); \
635 PCRE2_EXP_DECL int PCRE2_CALL_CONVENTION \
636   pcre2_set_match_limit(pcre2_match_context *, uint32_t); \
637 PCRE2_EXP_DECL int PCRE2_CALL_CONVENTION \
638   pcre2_set_offset_limit(pcre2_match_context *, PCRE2_SIZE); \
639 PCRE2_EXP_DECL int PCRE2_CALL_CONVENTION \
640   pcre2_set_recursion_limit(pcre2_match_context *, uint32_t); \
641 PCRE2_EXP_DECL int PCRE2_CALL_CONVENTION \
642   pcre2_set_recursion_memory_management(pcre2_match_context *, \
643     void *(*)(size_t, void *), void (*)(void *, void *), void *);
644 
645 #define PCRE2_CONVERT_CONTEXT_FUNCTIONS \
646 PCRE2_EXP_DECL pcre2_convert_context *PCRE2_CALL_CONVENTION \
647   pcre2_convert_context_copy(pcre2_convert_context *); \
648 PCRE2_EXP_DECL pcre2_convert_context *PCRE2_CALL_CONVENTION \
649   pcre2_convert_context_create(pcre2_general_context *); \
650 PCRE2_EXP_DECL void PCRE2_CALL_CONVENTION \
651   pcre2_convert_context_free(pcre2_convert_context *); \
652 PCRE2_EXP_DECL int PCRE2_CALL_CONVENTION \
653   pcre2_set_glob_escape(pcre2_convert_context *, uint32_t); \
654 PCRE2_EXP_DECL int PCRE2_CALL_CONVENTION \
655   pcre2_set_glob_separator(pcre2_convert_context *, uint32_t);
656 
657 
658 /* Functions concerned with compiling a pattern to PCRE internal code. */
659 
660 #define PCRE2_COMPILE_FUNCTIONS \
661 PCRE2_EXP_DECL pcre2_code *PCRE2_CALL_CONVENTION \
662   pcre2_compile(PCRE2_SPTR, PCRE2_SIZE, uint32_t, int *, PCRE2_SIZE *, \
663     pcre2_compile_context *); \
664 PCRE2_EXP_DECL void PCRE2_CALL_CONVENTION \
665   pcre2_code_free(pcre2_code *); \
666 PCRE2_EXP_DECL pcre2_code *PCRE2_CALL_CONVENTION \
667   pcre2_code_copy(const pcre2_code *); \
668 PCRE2_EXP_DECL pcre2_code *PCRE2_CALL_CONVENTION \
669   pcre2_code_copy_with_tables(const pcre2_code *);
670 
671 
672 /* Functions that give information about a compiled pattern. */
673 
674 #define PCRE2_PATTERN_INFO_FUNCTIONS \
675 PCRE2_EXP_DECL int PCRE2_CALL_CONVENTION \
676   pcre2_pattern_info(const pcre2_code *, uint32_t, void *); \
677 PCRE2_EXP_DECL int PCRE2_CALL_CONVENTION \
678   pcre2_callout_enumerate(const pcre2_code *, \
679     int (*)(pcre2_callout_enumerate_block *, void *), void *);
680 
681 
682 /* Functions for running a match and inspecting the result. */
683 
684 #define PCRE2_MATCH_FUNCTIONS \
685 PCRE2_EXP_DECL pcre2_match_data *PCRE2_CALL_CONVENTION \
686   pcre2_match_data_create(uint32_t, pcre2_general_context *); \
687 PCRE2_EXP_DECL pcre2_match_data *PCRE2_CALL_CONVENTION \
688   pcre2_match_data_create_from_pattern(const pcre2_code *, \
689     pcre2_general_context *); \
690 PCRE2_EXP_DECL int PCRE2_CALL_CONVENTION \
691   pcre2_dfa_match(const pcre2_code *, PCRE2_SPTR, PCRE2_SIZE, PCRE2_SIZE, \
692     uint32_t, pcre2_match_data *, pcre2_match_context *, int *, PCRE2_SIZE); \
693 PCRE2_EXP_DECL int PCRE2_CALL_CONVENTION \
694   pcre2_match(const pcre2_code *, PCRE2_SPTR, PCRE2_SIZE, PCRE2_SIZE, \
695     uint32_t, pcre2_match_data *, pcre2_match_context *); \
696 PCRE2_EXP_DECL void PCRE2_CALL_CONVENTION \
697   pcre2_match_data_free(pcre2_match_data *); \
698 PCRE2_EXP_DECL PCRE2_SPTR PCRE2_CALL_CONVENTION \
699   pcre2_get_mark(pcre2_match_data *); \
700 PCRE2_EXP_DECL PCRE2_SIZE PCRE2_CALL_CONVENTION \
701   pcre2_get_match_data_size(pcre2_match_data *); \
702 PCRE2_EXP_DECL PCRE2_SIZE PCRE2_CALL_CONVENTION \
703   pcre2_get_match_data_heapframes_size(pcre2_match_data *); \
704 PCRE2_EXP_DECL uint32_t PCRE2_CALL_CONVENTION \
705   pcre2_get_ovector_count(pcre2_match_data *); \
706 PCRE2_EXP_DECL PCRE2_SIZE *PCRE2_CALL_CONVENTION \
707   pcre2_get_ovector_pointer(pcre2_match_data *); \
708 PCRE2_EXP_DECL PCRE2_SIZE PCRE2_CALL_CONVENTION \
709   pcre2_get_startchar(pcre2_match_data *);
710 
711 
712 /* Convenience functions for handling matched substrings. */
713 
714 #define PCRE2_SUBSTRING_FUNCTIONS \
715 PCRE2_EXP_DECL int PCRE2_CALL_CONVENTION \
716   pcre2_substring_copy_byname(pcre2_match_data *, PCRE2_SPTR, PCRE2_UCHAR *, \
717     PCRE2_SIZE *); \
718 PCRE2_EXP_DECL int PCRE2_CALL_CONVENTION \
719   pcre2_substring_copy_bynumber(pcre2_match_data *, uint32_t, PCRE2_UCHAR *, \
720     PCRE2_SIZE *); \
721 PCRE2_EXP_DECL void PCRE2_CALL_CONVENTION \
722   pcre2_substring_free(PCRE2_UCHAR *); \
723 PCRE2_EXP_DECL int PCRE2_CALL_CONVENTION \
724   pcre2_substring_get_byname(pcre2_match_data *, PCRE2_SPTR, PCRE2_UCHAR **, \
725     PCRE2_SIZE *); \
726 PCRE2_EXP_DECL int PCRE2_CALL_CONVENTION \
727   pcre2_substring_get_bynumber(pcre2_match_data *, uint32_t, PCRE2_UCHAR **, \
728     PCRE2_SIZE *); \
729 PCRE2_EXP_DECL int PCRE2_CALL_CONVENTION \
730   pcre2_substring_length_byname(pcre2_match_data *, PCRE2_SPTR, PCRE2_SIZE *); \
731 PCRE2_EXP_DECL int PCRE2_CALL_CONVENTION \
732   pcre2_substring_length_bynumber(pcre2_match_data *, uint32_t, PCRE2_SIZE *); \
733 PCRE2_EXP_DECL int PCRE2_CALL_CONVENTION \
734   pcre2_substring_nametable_scan(const pcre2_code *, PCRE2_SPTR, PCRE2_SPTR *, \
735     PCRE2_SPTR *); \
736 PCRE2_EXP_DECL int PCRE2_CALL_CONVENTION \
737   pcre2_substring_number_from_name(const pcre2_code *, PCRE2_SPTR); \
738 PCRE2_EXP_DECL void PCRE2_CALL_CONVENTION \
739   pcre2_substring_list_free(PCRE2_UCHAR **); \
740 PCRE2_EXP_DECL int PCRE2_CALL_CONVENTION \
741   pcre2_substring_list_get(pcre2_match_data *, PCRE2_UCHAR ***, PCRE2_SIZE **);
742 
743 /* Functions for serializing / deserializing compiled patterns. */
744 
745 #define PCRE2_SERIALIZE_FUNCTIONS \
746 PCRE2_EXP_DECL int32_t PCRE2_CALL_CONVENTION \
747   pcre2_serialize_encode(const pcre2_code **, int32_t, uint8_t **, \
748     PCRE2_SIZE *, pcre2_general_context *); \
749 PCRE2_EXP_DECL int32_t PCRE2_CALL_CONVENTION \
750   pcre2_serialize_decode(pcre2_code **, int32_t, const uint8_t *, \
751     pcre2_general_context *); \
752 PCRE2_EXP_DECL int32_t PCRE2_CALL_CONVENTION \
753   pcre2_serialize_get_number_of_codes(const uint8_t *); \
754 PCRE2_EXP_DECL void PCRE2_CALL_CONVENTION \
755   pcre2_serialize_free(uint8_t *);
756 
757 
758 /* Convenience function for match + substitute. */
759 
760 #define PCRE2_SUBSTITUTE_FUNCTION \
761 PCRE2_EXP_DECL int PCRE2_CALL_CONVENTION \
762   pcre2_substitute(const pcre2_code *, PCRE2_SPTR, PCRE2_SIZE, PCRE2_SIZE, \
763     uint32_t, pcre2_match_data *, pcre2_match_context *, PCRE2_SPTR, \
764     PCRE2_SIZE, PCRE2_UCHAR *, PCRE2_SIZE *);
765 
766 
767 /* Functions for converting pattern source strings. */
768 
769 #define PCRE2_CONVERT_FUNCTIONS \
770 PCRE2_EXP_DECL int PCRE2_CALL_CONVENTION \
771   pcre2_pattern_convert(PCRE2_SPTR, PCRE2_SIZE, uint32_t, PCRE2_UCHAR **, \
772     PCRE2_SIZE *, pcre2_convert_context *); \
773 PCRE2_EXP_DECL void PCRE2_CALL_CONVENTION \
774   pcre2_converted_pattern_free(PCRE2_UCHAR *);
775 
776 
777 /* Functions for JIT processing */
778 
779 #define PCRE2_JIT_FUNCTIONS \
780 PCRE2_EXP_DECL int PCRE2_CALL_CONVENTION \
781   pcre2_jit_compile(pcre2_code *, uint32_t); \
782 PCRE2_EXP_DECL int PCRE2_CALL_CONVENTION \
783   pcre2_jit_match(const pcre2_code *, PCRE2_SPTR, PCRE2_SIZE, PCRE2_SIZE, \
784     uint32_t, pcre2_match_data *, pcre2_match_context *); \
785 PCRE2_EXP_DECL void PCRE2_CALL_CONVENTION \
786   pcre2_jit_free_unused_memory(pcre2_general_context *); \
787 PCRE2_EXP_DECL pcre2_jit_stack *PCRE2_CALL_CONVENTION \
788   pcre2_jit_stack_create(size_t, size_t, pcre2_general_context *); \
789 PCRE2_EXP_DECL void PCRE2_CALL_CONVENTION \
790   pcre2_jit_stack_assign(pcre2_match_context *, pcre2_jit_callback, void *); \
791 PCRE2_EXP_DECL void PCRE2_CALL_CONVENTION \
792   pcre2_jit_stack_free(pcre2_jit_stack *);
793 
794 
795 /* Other miscellaneous functions. */
796 
797 #define PCRE2_OTHER_FUNCTIONS \
798 PCRE2_EXP_DECL int PCRE2_CALL_CONVENTION \
799   pcre2_get_error_message(int, PCRE2_UCHAR *, PCRE2_SIZE); \
800 PCRE2_EXP_DECL const uint8_t *PCRE2_CALL_CONVENTION \
801   pcre2_maketables(pcre2_general_context *); \
802 PCRE2_EXP_DECL void PCRE2_CALL_CONVENTION \
803   pcre2_maketables_free(pcre2_general_context *, const uint8_t *);
804 
805 /* Define macros that generate width-specific names from generic versions. The
806 three-level macro scheme is necessary to get the macros expanded when we want
807 them to be. First we get the width from PCRE2_LOCAL_WIDTH, which is used for
808 generating three versions of everything below. After that, PCRE2_SUFFIX will be
809 re-defined to use PCRE2_CODE_UNIT_WIDTH, for use when macros such as
810 pcre2_compile are called by application code. */
811 
812 #define PCRE2_JOIN(a,b) a ## b
813 #define PCRE2_GLUE(a,b) PCRE2_JOIN(a,b)
814 #define PCRE2_SUFFIX(a) PCRE2_GLUE(a,PCRE2_LOCAL_WIDTH)
815 
816 
817 /* Data types */
818 
819 #define PCRE2_UCHAR                 PCRE2_SUFFIX(PCRE2_UCHAR)
820 #define PCRE2_SPTR                  PCRE2_SUFFIX(PCRE2_SPTR)
821 
822 #define pcre2_code                  PCRE2_SUFFIX(pcre2_code_)
823 #define pcre2_jit_callback          PCRE2_SUFFIX(pcre2_jit_callback_)
824 #define pcre2_jit_stack             PCRE2_SUFFIX(pcre2_jit_stack_)
825 
826 #define pcre2_real_code             PCRE2_SUFFIX(pcre2_real_code_)
827 #define pcre2_real_general_context  PCRE2_SUFFIX(pcre2_real_general_context_)
828 #define pcre2_real_compile_context  PCRE2_SUFFIX(pcre2_real_compile_context_)
829 #define pcre2_real_convert_context  PCRE2_SUFFIX(pcre2_real_convert_context_)
830 #define pcre2_real_match_context    PCRE2_SUFFIX(pcre2_real_match_context_)
831 #define pcre2_real_jit_stack        PCRE2_SUFFIX(pcre2_real_jit_stack_)
832 #define pcre2_real_match_data       PCRE2_SUFFIX(pcre2_real_match_data_)
833 
834 
835 /* Data blocks */
836 
837 #define pcre2_callout_block            PCRE2_SUFFIX(pcre2_callout_block_)
838 #define pcre2_callout_enumerate_block  PCRE2_SUFFIX(pcre2_callout_enumerate_block_)
839 #define pcre2_substitute_callout_block PCRE2_SUFFIX(pcre2_substitute_callout_block_)
840 #define pcre2_general_context          PCRE2_SUFFIX(pcre2_general_context_)
841 #define pcre2_compile_context          PCRE2_SUFFIX(pcre2_compile_context_)
842 #define pcre2_convert_context          PCRE2_SUFFIX(pcre2_convert_context_)
843 #define pcre2_match_context            PCRE2_SUFFIX(pcre2_match_context_)
844 #define pcre2_match_data               PCRE2_SUFFIX(pcre2_match_data_)
845 
846 
847 /* Functions: the complete list in alphabetical order */
848 
849 #define pcre2_callout_enumerate               PCRE2_SUFFIX(pcre2_callout_enumerate_)
850 #define pcre2_code_copy                       PCRE2_SUFFIX(pcre2_code_copy_)
851 #define pcre2_code_copy_with_tables           PCRE2_SUFFIX(pcre2_code_copy_with_tables_)
852 #define pcre2_code_free                       PCRE2_SUFFIX(pcre2_code_free_)
853 #define pcre2_compile                         PCRE2_SUFFIX(pcre2_compile_)
854 #define pcre2_compile_context_copy            PCRE2_SUFFIX(pcre2_compile_context_copy_)
855 #define pcre2_compile_context_create          PCRE2_SUFFIX(pcre2_compile_context_create_)
856 #define pcre2_compile_context_free            PCRE2_SUFFIX(pcre2_compile_context_free_)
857 #define pcre2_config                          PCRE2_SUFFIX(pcre2_config_)
858 #define pcre2_convert_context_copy            PCRE2_SUFFIX(pcre2_convert_context_copy_)
859 #define pcre2_convert_context_create          PCRE2_SUFFIX(pcre2_convert_context_create_)
860 #define pcre2_convert_context_free            PCRE2_SUFFIX(pcre2_convert_context_free_)
861 #define pcre2_converted_pattern_free          PCRE2_SUFFIX(pcre2_converted_pattern_free_)
862 #define pcre2_dfa_match                       PCRE2_SUFFIX(pcre2_dfa_match_)
863 #define pcre2_general_context_copy            PCRE2_SUFFIX(pcre2_general_context_copy_)
864 #define pcre2_general_context_create          PCRE2_SUFFIX(pcre2_general_context_create_)
865 #define pcre2_general_context_free            PCRE2_SUFFIX(pcre2_general_context_free_)
866 #define pcre2_get_error_message               PCRE2_SUFFIX(pcre2_get_error_message_)
867 #define pcre2_get_mark                        PCRE2_SUFFIX(pcre2_get_mark_)
868 #define pcre2_get_match_data_heapframes_size  PCRE2_SUFFIX(pcre2_get_match_data_heapframes_size_)
869 #define pcre2_get_match_data_size             PCRE2_SUFFIX(pcre2_get_match_data_size_)
870 #define pcre2_get_ovector_pointer             PCRE2_SUFFIX(pcre2_get_ovector_pointer_)
871 #define pcre2_get_ovector_count               PCRE2_SUFFIX(pcre2_get_ovector_count_)
872 #define pcre2_get_startchar                   PCRE2_SUFFIX(pcre2_get_startchar_)
873 #define pcre2_jit_compile                     PCRE2_SUFFIX(pcre2_jit_compile_)
874 #define pcre2_jit_match                       PCRE2_SUFFIX(pcre2_jit_match_)
875 #define pcre2_jit_free_unused_memory          PCRE2_SUFFIX(pcre2_jit_free_unused_memory_)
876 #define pcre2_jit_stack_assign                PCRE2_SUFFIX(pcre2_jit_stack_assign_)
877 #define pcre2_jit_stack_create                PCRE2_SUFFIX(pcre2_jit_stack_create_)
878 #define pcre2_jit_stack_free                  PCRE2_SUFFIX(pcre2_jit_stack_free_)
879 #define pcre2_maketables                      PCRE2_SUFFIX(pcre2_maketables_)
880 #define pcre2_maketables_free                 PCRE2_SUFFIX(pcre2_maketables_free_)
881 #define pcre2_match                           PCRE2_SUFFIX(pcre2_match_)
882 #define pcre2_match_context_copy              PCRE2_SUFFIX(pcre2_match_context_copy_)
883 #define pcre2_match_context_create            PCRE2_SUFFIX(pcre2_match_context_create_)
884 #define pcre2_match_context_free              PCRE2_SUFFIX(pcre2_match_context_free_)
885 #define pcre2_match_data_create               PCRE2_SUFFIX(pcre2_match_data_create_)
886 #define pcre2_match_data_create_from_pattern  PCRE2_SUFFIX(pcre2_match_data_create_from_pattern_)
887 #define pcre2_match_data_free                 PCRE2_SUFFIX(pcre2_match_data_free_)
888 #define pcre2_pattern_convert                 PCRE2_SUFFIX(pcre2_pattern_convert_)
889 #define pcre2_pattern_info                    PCRE2_SUFFIX(pcre2_pattern_info_)
890 #define pcre2_serialize_decode                PCRE2_SUFFIX(pcre2_serialize_decode_)
891 #define pcre2_serialize_encode                PCRE2_SUFFIX(pcre2_serialize_encode_)
892 #define pcre2_serialize_free                  PCRE2_SUFFIX(pcre2_serialize_free_)
893 #define pcre2_serialize_get_number_of_codes   PCRE2_SUFFIX(pcre2_serialize_get_number_of_codes_)
894 #define pcre2_set_bsr                         PCRE2_SUFFIX(pcre2_set_bsr_)
895 #define pcre2_set_callout                     PCRE2_SUFFIX(pcre2_set_callout_)
896 #define pcre2_set_character_tables            PCRE2_SUFFIX(pcre2_set_character_tables_)
897 #define pcre2_set_compile_extra_options       PCRE2_SUFFIX(pcre2_set_compile_extra_options_)
898 #define pcre2_set_compile_recursion_guard     PCRE2_SUFFIX(pcre2_set_compile_recursion_guard_)
899 #define pcre2_set_depth_limit                 PCRE2_SUFFIX(pcre2_set_depth_limit_)
900 #define pcre2_set_glob_escape                 PCRE2_SUFFIX(pcre2_set_glob_escape_)
901 #define pcre2_set_glob_separator              PCRE2_SUFFIX(pcre2_set_glob_separator_)
902 #define pcre2_set_heap_limit                  PCRE2_SUFFIX(pcre2_set_heap_limit_)
903 #define pcre2_set_match_limit                 PCRE2_SUFFIX(pcre2_set_match_limit_)
904 #define pcre2_set_max_varlookbehind           PCRE2_SUFFIX(pcre2_set_max_varlookbehind_)
905 #define pcre2_set_max_pattern_length          PCRE2_SUFFIX(pcre2_set_max_pattern_length_)
906 #define pcre2_set_max_pattern_compiled_length PCRE2_SUFFIX(pcre2_set_max_pattern_compiled_length_)
907 #define pcre2_set_newline                     PCRE2_SUFFIX(pcre2_set_newline_)
908 #define pcre2_set_parens_nest_limit           PCRE2_SUFFIX(pcre2_set_parens_nest_limit_)
909 #define pcre2_set_offset_limit                PCRE2_SUFFIX(pcre2_set_offset_limit_)
910 #define pcre2_set_substitute_callout          PCRE2_SUFFIX(pcre2_set_substitute_callout_)
911 #define pcre2_substitute                      PCRE2_SUFFIX(pcre2_substitute_)
912 #define pcre2_substring_copy_byname           PCRE2_SUFFIX(pcre2_substring_copy_byname_)
913 #define pcre2_substring_copy_bynumber         PCRE2_SUFFIX(pcre2_substring_copy_bynumber_)
914 #define pcre2_substring_free                  PCRE2_SUFFIX(pcre2_substring_free_)
915 #define pcre2_substring_get_byname            PCRE2_SUFFIX(pcre2_substring_get_byname_)
916 #define pcre2_substring_get_bynumber          PCRE2_SUFFIX(pcre2_substring_get_bynumber_)
917 #define pcre2_substring_length_byname         PCRE2_SUFFIX(pcre2_substring_length_byname_)
918 #define pcre2_substring_length_bynumber       PCRE2_SUFFIX(pcre2_substring_length_bynumber_)
919 #define pcre2_substring_list_get              PCRE2_SUFFIX(pcre2_substring_list_get_)
920 #define pcre2_substring_list_free             PCRE2_SUFFIX(pcre2_substring_list_free_)
921 #define pcre2_substring_nametable_scan        PCRE2_SUFFIX(pcre2_substring_nametable_scan_)
922 #define pcre2_substring_number_from_name      PCRE2_SUFFIX(pcre2_substring_number_from_name_)
923 
924 /* Keep this old function name for backwards compatibility */
925 #define pcre2_set_recursion_limit PCRE2_SUFFIX(pcre2_set_recursion_limit_)
926 
927 /* Keep this obsolete function for backwards compatibility: it is now a noop. */
928 #define pcre2_set_recursion_memory_management PCRE2_SUFFIX(pcre2_set_recursion_memory_management_)
929 
930 /* Now generate all three sets of width-specific structures and function
931 prototypes. */
932 
933 #define PCRE2_TYPES_STRUCTURES_AND_FUNCTIONS \
934 PCRE2_TYPES_LIST \
935 PCRE2_STRUCTURE_LIST \
936 PCRE2_GENERAL_INFO_FUNCTIONS \
937 PCRE2_GENERAL_CONTEXT_FUNCTIONS \
938 PCRE2_COMPILE_CONTEXT_FUNCTIONS \
939 PCRE2_CONVERT_CONTEXT_FUNCTIONS \
940 PCRE2_CONVERT_FUNCTIONS \
941 PCRE2_MATCH_CONTEXT_FUNCTIONS \
942 PCRE2_COMPILE_FUNCTIONS \
943 PCRE2_PATTERN_INFO_FUNCTIONS \
944 PCRE2_MATCH_FUNCTIONS \
945 PCRE2_SUBSTRING_FUNCTIONS \
946 PCRE2_SERIALIZE_FUNCTIONS \
947 PCRE2_SUBSTITUTE_FUNCTION \
948 PCRE2_JIT_FUNCTIONS \
949 PCRE2_OTHER_FUNCTIONS
950 
951 #define PCRE2_LOCAL_WIDTH 8
952 PCRE2_TYPES_STRUCTURES_AND_FUNCTIONS
953 #undef PCRE2_LOCAL_WIDTH
954 
955 #define PCRE2_LOCAL_WIDTH 16
956 PCRE2_TYPES_STRUCTURES_AND_FUNCTIONS
957 #undef PCRE2_LOCAL_WIDTH
958 
959 #define PCRE2_LOCAL_WIDTH 32
960 PCRE2_TYPES_STRUCTURES_AND_FUNCTIONS
961 #undef PCRE2_LOCAL_WIDTH
962 
963 /* Undefine the list macros; they are no longer needed. */
964 
965 #undef PCRE2_TYPES_LIST
966 #undef PCRE2_STRUCTURE_LIST
967 #undef PCRE2_GENERAL_INFO_FUNCTIONS
968 #undef PCRE2_GENERAL_CONTEXT_FUNCTIONS
969 #undef PCRE2_COMPILE_CONTEXT_FUNCTIONS
970 #undef PCRE2_CONVERT_CONTEXT_FUNCTIONS
971 #undef PCRE2_MATCH_CONTEXT_FUNCTIONS
972 #undef PCRE2_COMPILE_FUNCTIONS
973 #undef PCRE2_PATTERN_INFO_FUNCTIONS
974 #undef PCRE2_MATCH_FUNCTIONS
975 #undef PCRE2_SUBSTRING_FUNCTIONS
976 #undef PCRE2_SERIALIZE_FUNCTIONS
977 #undef PCRE2_SUBSTITUTE_FUNCTION
978 #undef PCRE2_JIT_FUNCTIONS
979 #undef PCRE2_OTHER_FUNCTIONS
980 #undef PCRE2_TYPES_STRUCTURES_AND_FUNCTIONS
981 
982 /* PCRE2_CODE_UNIT_WIDTH must be defined. If it is 8, 16, or 32, redefine
983 PCRE2_SUFFIX to use it. If it is 0, undefine the other macros and make
984 PCRE2_SUFFIX a no-op. Otherwise, generate an error. */
985 
986 #undef PCRE2_SUFFIX
987 #ifndef PCRE2_CODE_UNIT_WIDTH
988 #error PCRE2_CODE_UNIT_WIDTH must be defined before including pcre2.h.
989 #error Use 8, 16, or 32; or 0 for a multi-width application.
990 #else  /* PCRE2_CODE_UNIT_WIDTH is defined */
991 #if PCRE2_CODE_UNIT_WIDTH == 8 || \
992     PCRE2_CODE_UNIT_WIDTH == 16 || \
993     PCRE2_CODE_UNIT_WIDTH == 32
994 #define PCRE2_SUFFIX(a) PCRE2_GLUE(a, PCRE2_CODE_UNIT_WIDTH)
995 #elif PCRE2_CODE_UNIT_WIDTH == 0
996 #undef PCRE2_JOIN
997 #undef PCRE2_GLUE
998 #define PCRE2_SUFFIX(a) a
999 #else
1000 #error PCRE2_CODE_UNIT_WIDTH must be 0, 8, 16, or 32.
1001 #endif
1002 #endif  /* PCRE2_CODE_UNIT_WIDTH is defined */
1003 
1004 #ifdef __cplusplus
1005 }  /* extern "C" */
1006 #endif
1007 
1008 #endif  /* PCRE2_H_IDEMPOTENT_GUARD */
1009 
1010 /* End of pcre2.h */
1011