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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) 2016-2021 University of Cambridge
9
10-----------------------------------------------------------------------------
11Redistribution and use in source and binary forms, with or without
12modification, 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
25THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
26AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
27IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
28ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
29LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
30CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
31SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
32INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
33CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
34ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
35POSSIBILITY 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           @PCRE2_MAJOR@
45#define PCRE2_MINOR           @PCRE2_MINOR@
46#define PCRE2_PRERELEASE      @PCRE2_PRERELEASE@
47#define PCRE2_DATE            @PCRE2_DATE@
48
49/* When an application links to a PCRE DLL in Windows, the symbols that are
50imported have to be identified as such. When building PCRE2, the appropriate
51export setting is defined in pcre2_internal.h, which includes this file. So we
52don'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
71a "calling convention" before exported function names. (This is secondhand
72information; I know nothing about MSVC myself). For example, something like
73
74  void __cdecl function(....)
75
76might be needed. In order so make this easy, all the exported functions have
77PCRE2_CALL_CONVENTION just before their names. It is rarely needed; if not
78set, 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
85uint8_t, UCHAR_MAX, etc are defined. Some systems that do have inttypes.h do
86not have stdint.h, which is why we use inttypes.h, which according to the C
87standard is a superset of stdint.h. If inttypes.h is not available the build
88will 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
97extern "C" {
98#endif
99
100/* The following option bits can be passed to pcre2_compile(), pcre2_match(),
101or pcre2_dfa_match(). PCRE2_NO_UTF_CHECK affects only the function to which it
102is passed. Put these bits at the most significant end of the options word so
103others 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,
110they may affect compilation, JIT compilation, and/or interpretive execution.
111The following tags indicate which:
112
113C   alters what is compiled by pcre2_compile()
114J   alters what is compiled by pcre2_jit_compile()
115M   is inspected during pcre2_match() execution
116D   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
157/* These are for pcre2_jit_compile(). */
158
159#define PCRE2_JIT_COMPLETE        0x00000001u  /* For full matching */
160#define PCRE2_JIT_PARTIAL_SOFT    0x00000002u
161#define PCRE2_JIT_PARTIAL_HARD    0x00000004u
162#define PCRE2_JIT_INVALID_UTF     0x00000100u
163
164/* These are for pcre2_match(), pcre2_dfa_match(), pcre2_jit_match(), and
165pcre2_substitute(). Some are allowed only for one of the functions, and in
166these cases it is noted below. Note that PCRE2_ANCHORED, PCRE2_ENDANCHORED and
167PCRE2_NO_UTF_CHECK can also be passed to these functions (though
168pcre2_jit_match() ignores the latter since it bypasses all sanity checks). */
169
170#define PCRE2_NOTBOL                      0x00000001u
171#define PCRE2_NOTEOL                      0x00000002u
172#define PCRE2_NOTEMPTY                    0x00000004u  /* ) These two must be kept */
173#define PCRE2_NOTEMPTY_ATSTART            0x00000008u  /* ) adjacent to each other. */
174#define PCRE2_PARTIAL_SOFT                0x00000010u
175#define PCRE2_PARTIAL_HARD                0x00000020u
176#define PCRE2_DFA_RESTART                 0x00000040u  /* pcre2_dfa_match() only */
177#define PCRE2_DFA_SHORTEST                0x00000080u  /* pcre2_dfa_match() only */
178#define PCRE2_SUBSTITUTE_GLOBAL           0x00000100u  /* pcre2_substitute() only */
179#define PCRE2_SUBSTITUTE_EXTENDED         0x00000200u  /* pcre2_substitute() only */
180#define PCRE2_SUBSTITUTE_UNSET_EMPTY      0x00000400u  /* pcre2_substitute() only */
181#define PCRE2_SUBSTITUTE_UNKNOWN_UNSET    0x00000800u  /* pcre2_substitute() only */
182#define PCRE2_SUBSTITUTE_OVERFLOW_LENGTH  0x00001000u  /* pcre2_substitute() only */
183#define PCRE2_NO_JIT                      0x00002000u  /* Not for pcre2_dfa_match() */
184#define PCRE2_COPY_MATCHED_SUBJECT        0x00004000u
185#define PCRE2_SUBSTITUTE_LITERAL          0x00008000u  /* pcre2_substitute() only */
186#define PCRE2_SUBSTITUTE_MATCHED          0x00010000u  /* pcre2_substitute() only */
187#define PCRE2_SUBSTITUTE_REPLACEMENT_ONLY 0x00020000u  /* pcre2_substitute() only */
188
189/* Options for pcre2_pattern_convert(). */
190
191#define PCRE2_CONVERT_UTF                    0x00000001u
192#define PCRE2_CONVERT_NO_UTF_CHECK           0x00000002u
193#define PCRE2_CONVERT_POSIX_BASIC            0x00000004u
194#define PCRE2_CONVERT_POSIX_EXTENDED         0x00000008u
195#define PCRE2_CONVERT_GLOB                   0x00000010u
196#define PCRE2_CONVERT_GLOB_NO_WILD_SEPARATOR 0x00000030u
197#define PCRE2_CONVERT_GLOB_NO_STARSTAR       0x00000050u
198
199/* Newline and \R settings, for use in compile contexts. The newline values
200must be kept in step with values set in config.h and both sets must all be
201greater than zero. */
202
203#define PCRE2_NEWLINE_CR          1
204#define PCRE2_NEWLINE_LF          2
205#define PCRE2_NEWLINE_CRLF        3
206#define PCRE2_NEWLINE_ANY         4
207#define PCRE2_NEWLINE_ANYCRLF     5
208#define PCRE2_NEWLINE_NUL         6
209
210#define PCRE2_BSR_UNICODE         1
211#define PCRE2_BSR_ANYCRLF         2
212
213/* Error codes for pcre2_compile(). Some of these are also used by
214pcre2_pattern_convert(). */
215
216#define PCRE2_ERROR_END_BACKSLASH                  101
217#define PCRE2_ERROR_END_BACKSLASH_C                102
218#define PCRE2_ERROR_UNKNOWN_ESCAPE                 103
219#define PCRE2_ERROR_QUANTIFIER_OUT_OF_ORDER        104
220#define PCRE2_ERROR_QUANTIFIER_TOO_BIG             105
221#define PCRE2_ERROR_MISSING_SQUARE_BRACKET         106
222#define PCRE2_ERROR_ESCAPE_INVALID_IN_CLASS        107
223#define PCRE2_ERROR_CLASS_RANGE_ORDER              108
224#define PCRE2_ERROR_QUANTIFIER_INVALID             109
225#define PCRE2_ERROR_INTERNAL_UNEXPECTED_REPEAT     110
226#define PCRE2_ERROR_INVALID_AFTER_PARENS_QUERY     111
227#define PCRE2_ERROR_POSIX_CLASS_NOT_IN_CLASS       112
228#define PCRE2_ERROR_POSIX_NO_SUPPORT_COLLATING     113
229#define PCRE2_ERROR_MISSING_CLOSING_PARENTHESIS    114
230#define PCRE2_ERROR_BAD_SUBPATTERN_REFERENCE       115
231#define PCRE2_ERROR_NULL_PATTERN                   116
232#define PCRE2_ERROR_BAD_OPTIONS                    117
233#define PCRE2_ERROR_MISSING_COMMENT_CLOSING        118
234#define PCRE2_ERROR_PARENTHESES_NEST_TOO_DEEP      119
235#define PCRE2_ERROR_PATTERN_TOO_LARGE              120
236#define PCRE2_ERROR_HEAP_FAILED                    121
237#define PCRE2_ERROR_UNMATCHED_CLOSING_PARENTHESIS  122
238#define PCRE2_ERROR_INTERNAL_CODE_OVERFLOW         123
239#define PCRE2_ERROR_MISSING_CONDITION_CLOSING      124
240#define PCRE2_ERROR_LOOKBEHIND_NOT_FIXED_LENGTH    125
241#define PCRE2_ERROR_ZERO_RELATIVE_REFERENCE        126
242#define PCRE2_ERROR_TOO_MANY_CONDITION_BRANCHES    127
243#define PCRE2_ERROR_CONDITION_ASSERTION_EXPECTED   128
244#define PCRE2_ERROR_BAD_RELATIVE_REFERENCE         129
245#define PCRE2_ERROR_UNKNOWN_POSIX_CLASS            130
246#define PCRE2_ERROR_INTERNAL_STUDY_ERROR           131
247#define PCRE2_ERROR_UNICODE_NOT_SUPPORTED          132
248#define PCRE2_ERROR_PARENTHESES_STACK_CHECK        133
249#define PCRE2_ERROR_CODE_POINT_TOO_BIG             134
250#define PCRE2_ERROR_LOOKBEHIND_TOO_COMPLICATED     135
251#define PCRE2_ERROR_LOOKBEHIND_INVALID_BACKSLASH_C 136
252#define PCRE2_ERROR_UNSUPPORTED_ESCAPE_SEQUENCE    137
253#define PCRE2_ERROR_CALLOUT_NUMBER_TOO_BIG         138
254#define PCRE2_ERROR_MISSING_CALLOUT_CLOSING        139
255#define PCRE2_ERROR_ESCAPE_INVALID_IN_VERB         140
256#define PCRE2_ERROR_UNRECOGNIZED_AFTER_QUERY_P     141
257#define PCRE2_ERROR_MISSING_NAME_TERMINATOR        142
258#define PCRE2_ERROR_DUPLICATE_SUBPATTERN_NAME      143
259#define PCRE2_ERROR_INVALID_SUBPATTERN_NAME        144
260#define PCRE2_ERROR_UNICODE_PROPERTIES_UNAVAILABLE 145
261#define PCRE2_ERROR_MALFORMED_UNICODE_PROPERTY     146
262#define PCRE2_ERROR_UNKNOWN_UNICODE_PROPERTY       147
263#define PCRE2_ERROR_SUBPATTERN_NAME_TOO_LONG       148
264#define PCRE2_ERROR_TOO_MANY_NAMED_SUBPATTERNS     149
265#define PCRE2_ERROR_CLASS_INVALID_RANGE            150
266#define PCRE2_ERROR_OCTAL_BYTE_TOO_BIG             151
267#define PCRE2_ERROR_INTERNAL_OVERRAN_WORKSPACE     152
268#define PCRE2_ERROR_INTERNAL_MISSING_SUBPATTERN    153
269#define PCRE2_ERROR_DEFINE_TOO_MANY_BRANCHES       154
270#define PCRE2_ERROR_BACKSLASH_O_MISSING_BRACE      155
271#define PCRE2_ERROR_INTERNAL_UNKNOWN_NEWLINE       156
272#define PCRE2_ERROR_BACKSLASH_G_SYNTAX             157
273#define PCRE2_ERROR_PARENS_QUERY_R_MISSING_CLOSING 158
274/* Error 159 is obsolete and should now never occur */
275#define PCRE2_ERROR_VERB_ARGUMENT_NOT_ALLOWED      159
276#define PCRE2_ERROR_VERB_UNKNOWN                   160
277#define PCRE2_ERROR_SUBPATTERN_NUMBER_TOO_BIG      161
278#define PCRE2_ERROR_SUBPATTERN_NAME_EXPECTED       162
279#define PCRE2_ERROR_INTERNAL_PARSED_OVERFLOW       163
280#define PCRE2_ERROR_INVALID_OCTAL                  164
281#define PCRE2_ERROR_SUBPATTERN_NAMES_MISMATCH      165
282#define PCRE2_ERROR_MARK_MISSING_ARGUMENT          166
283#define PCRE2_ERROR_INVALID_HEXADECIMAL            167
284#define PCRE2_ERROR_BACKSLASH_C_SYNTAX             168
285#define PCRE2_ERROR_BACKSLASH_K_SYNTAX             169
286#define PCRE2_ERROR_INTERNAL_BAD_CODE_LOOKBEHINDS  170
287#define PCRE2_ERROR_BACKSLASH_N_IN_CLASS           171
288#define PCRE2_ERROR_CALLOUT_STRING_TOO_LONG        172
289#define PCRE2_ERROR_UNICODE_DISALLOWED_CODE_POINT  173
290#define PCRE2_ERROR_UTF_IS_DISABLED                174
291#define PCRE2_ERROR_UCP_IS_DISABLED                175
292#define PCRE2_ERROR_VERB_NAME_TOO_LONG             176
293#define PCRE2_ERROR_BACKSLASH_U_CODE_POINT_TOO_BIG 177
294#define PCRE2_ERROR_MISSING_OCTAL_OR_HEX_DIGITS    178
295#define PCRE2_ERROR_VERSION_CONDITION_SYNTAX       179
296#define PCRE2_ERROR_INTERNAL_BAD_CODE_AUTO_POSSESS 180
297#define PCRE2_ERROR_CALLOUT_NO_STRING_DELIMITER    181
298#define PCRE2_ERROR_CALLOUT_BAD_STRING_DELIMITER   182
299#define PCRE2_ERROR_BACKSLASH_C_CALLER_DISABLED    183
300#define PCRE2_ERROR_QUERY_BARJX_NEST_TOO_DEEP      184
301#define PCRE2_ERROR_BACKSLASH_C_LIBRARY_DISABLED   185
302#define PCRE2_ERROR_PATTERN_TOO_COMPLICATED        186
303#define PCRE2_ERROR_LOOKBEHIND_TOO_LONG            187
304#define PCRE2_ERROR_PATTERN_STRING_TOO_LONG        188
305#define PCRE2_ERROR_INTERNAL_BAD_CODE              189
306#define PCRE2_ERROR_INTERNAL_BAD_CODE_IN_SKIP      190
307#define PCRE2_ERROR_NO_SURROGATES_IN_UTF16         191
308#define PCRE2_ERROR_BAD_LITERAL_OPTIONS            192
309#define PCRE2_ERROR_SUPPORTED_ONLY_IN_UNICODE      193
310#define PCRE2_ERROR_INVALID_HYPHEN_IN_OPTIONS      194
311#define PCRE2_ERROR_ALPHA_ASSERTION_UNKNOWN        195
312#define PCRE2_ERROR_SCRIPT_RUN_NOT_AVAILABLE       196
313#define PCRE2_ERROR_TOO_MANY_CAPTURES              197
314#define PCRE2_ERROR_CONDITION_ATOMIC_ASSERTION_EXPECTED  198
315#define PCRE2_ERROR_BACKSLASH_K_IN_LOOKAROUND      199
316
317
318/* "Expected" matching error codes: no match and partial match. */
319
320#define PCRE2_ERROR_NOMATCH          (-1)
321#define PCRE2_ERROR_PARTIAL          (-2)
322
323/* Error codes for UTF-8 validity checks */
324
325#define PCRE2_ERROR_UTF8_ERR1        (-3)
326#define PCRE2_ERROR_UTF8_ERR2        (-4)
327#define PCRE2_ERROR_UTF8_ERR3        (-5)
328#define PCRE2_ERROR_UTF8_ERR4        (-6)
329#define PCRE2_ERROR_UTF8_ERR5        (-7)
330#define PCRE2_ERROR_UTF8_ERR6        (-8)
331#define PCRE2_ERROR_UTF8_ERR7        (-9)
332#define PCRE2_ERROR_UTF8_ERR8       (-10)
333#define PCRE2_ERROR_UTF8_ERR9       (-11)
334#define PCRE2_ERROR_UTF8_ERR10      (-12)
335#define PCRE2_ERROR_UTF8_ERR11      (-13)
336#define PCRE2_ERROR_UTF8_ERR12      (-14)
337#define PCRE2_ERROR_UTF8_ERR13      (-15)
338#define PCRE2_ERROR_UTF8_ERR14      (-16)
339#define PCRE2_ERROR_UTF8_ERR15      (-17)
340#define PCRE2_ERROR_UTF8_ERR16      (-18)
341#define PCRE2_ERROR_UTF8_ERR17      (-19)
342#define PCRE2_ERROR_UTF8_ERR18      (-20)
343#define PCRE2_ERROR_UTF8_ERR19      (-21)
344#define PCRE2_ERROR_UTF8_ERR20      (-22)
345#define PCRE2_ERROR_UTF8_ERR21      (-23)
346
347/* Error codes for UTF-16 validity checks */
348
349#define PCRE2_ERROR_UTF16_ERR1      (-24)
350#define PCRE2_ERROR_UTF16_ERR2      (-25)
351#define PCRE2_ERROR_UTF16_ERR3      (-26)
352
353/* Error codes for UTF-32 validity checks */
354
355#define PCRE2_ERROR_UTF32_ERR1      (-27)
356#define PCRE2_ERROR_UTF32_ERR2      (-28)
357
358/* Miscellaneous error codes for pcre2[_dfa]_match(), substring extraction
359functions, context functions, and serializing functions. They are in numerical
360order. Originally they were in alphabetical order too, but now that PCRE2 is
361released, the numbers must not be changed. */
362
363#define PCRE2_ERROR_BADDATA           (-29)
364#define PCRE2_ERROR_MIXEDTABLES       (-30)  /* Name was changed */
365#define PCRE2_ERROR_BADMAGIC          (-31)
366#define PCRE2_ERROR_BADMODE           (-32)
367#define PCRE2_ERROR_BADOFFSET         (-33)
368#define PCRE2_ERROR_BADOPTION         (-34)
369#define PCRE2_ERROR_BADREPLACEMENT    (-35)
370#define PCRE2_ERROR_BADUTFOFFSET      (-36)
371#define PCRE2_ERROR_CALLOUT           (-37)  /* Never used by PCRE2 itself */
372#define PCRE2_ERROR_DFA_BADRESTART    (-38)
373#define PCRE2_ERROR_DFA_RECURSE       (-39)
374#define PCRE2_ERROR_DFA_UCOND         (-40)
375#define PCRE2_ERROR_DFA_UFUNC         (-41)
376#define PCRE2_ERROR_DFA_UITEM         (-42)
377#define PCRE2_ERROR_DFA_WSSIZE        (-43)
378#define PCRE2_ERROR_INTERNAL          (-44)
379#define PCRE2_ERROR_JIT_BADOPTION     (-45)
380#define PCRE2_ERROR_JIT_STACKLIMIT    (-46)
381#define PCRE2_ERROR_MATCHLIMIT        (-47)
382#define PCRE2_ERROR_NOMEMORY          (-48)
383#define PCRE2_ERROR_NOSUBSTRING       (-49)
384#define PCRE2_ERROR_NOUNIQUESUBSTRING (-50)
385#define PCRE2_ERROR_NULL              (-51)
386#define PCRE2_ERROR_RECURSELOOP       (-52)
387#define PCRE2_ERROR_DEPTHLIMIT        (-53)
388#define PCRE2_ERROR_RECURSIONLIMIT    (-53)  /* Obsolete synonym */
389#define PCRE2_ERROR_UNAVAILABLE       (-54)
390#define PCRE2_ERROR_UNSET             (-55)
391#define PCRE2_ERROR_BADOFFSETLIMIT    (-56)
392#define PCRE2_ERROR_BADREPESCAPE      (-57)
393#define PCRE2_ERROR_REPMISSINGBRACE   (-58)
394#define PCRE2_ERROR_BADSUBSTITUTION   (-59)
395#define PCRE2_ERROR_BADSUBSPATTERN    (-60)
396#define PCRE2_ERROR_TOOMANYREPLACE    (-61)
397#define PCRE2_ERROR_BADSERIALIZEDDATA (-62)
398#define PCRE2_ERROR_HEAPLIMIT         (-63)
399#define PCRE2_ERROR_CONVERT_SYNTAX    (-64)
400#define PCRE2_ERROR_INTERNAL_DUPMATCH (-65)
401#define PCRE2_ERROR_DFA_UINVALID_UTF  (-66)
402
403
404/* Request types for pcre2_pattern_info() */
405
406#define PCRE2_INFO_ALLOPTIONS            0
407#define PCRE2_INFO_ARGOPTIONS            1
408#define PCRE2_INFO_BACKREFMAX            2
409#define PCRE2_INFO_BSR                   3
410#define PCRE2_INFO_CAPTURECOUNT          4
411#define PCRE2_INFO_FIRSTCODEUNIT         5
412#define PCRE2_INFO_FIRSTCODETYPE         6
413#define PCRE2_INFO_FIRSTBITMAP           7
414#define PCRE2_INFO_HASCRORLF             8
415#define PCRE2_INFO_JCHANGED              9
416#define PCRE2_INFO_JITSIZE              10
417#define PCRE2_INFO_LASTCODEUNIT         11
418#define PCRE2_INFO_LASTCODETYPE         12
419#define PCRE2_INFO_MATCHEMPTY           13
420#define PCRE2_INFO_MATCHLIMIT           14
421#define PCRE2_INFO_MAXLOOKBEHIND        15
422#define PCRE2_INFO_MINLENGTH            16
423#define PCRE2_INFO_NAMECOUNT            17
424#define PCRE2_INFO_NAMEENTRYSIZE        18
425#define PCRE2_INFO_NAMETABLE            19
426#define PCRE2_INFO_NEWLINE              20
427#define PCRE2_INFO_DEPTHLIMIT           21
428#define PCRE2_INFO_RECURSIONLIMIT       21  /* Obsolete synonym */
429#define PCRE2_INFO_SIZE                 22
430#define PCRE2_INFO_HASBACKSLASHC        23
431#define PCRE2_INFO_FRAMESIZE            24
432#define PCRE2_INFO_HEAPLIMIT            25
433#define PCRE2_INFO_EXTRAOPTIONS         26
434
435/* Request types for pcre2_config(). */
436
437#define PCRE2_CONFIG_BSR                     0
438#define PCRE2_CONFIG_JIT                     1
439#define PCRE2_CONFIG_JITTARGET               2
440#define PCRE2_CONFIG_LINKSIZE                3
441#define PCRE2_CONFIG_MATCHLIMIT              4
442#define PCRE2_CONFIG_NEWLINE                 5
443#define PCRE2_CONFIG_PARENSLIMIT             6
444#define PCRE2_CONFIG_DEPTHLIMIT              7
445#define PCRE2_CONFIG_RECURSIONLIMIT          7  /* Obsolete synonym */
446#define PCRE2_CONFIG_STACKRECURSE            8  /* Obsolete */
447#define PCRE2_CONFIG_UNICODE                 9
448#define PCRE2_CONFIG_UNICODE_VERSION        10
449#define PCRE2_CONFIG_VERSION                11
450#define PCRE2_CONFIG_HEAPLIMIT              12
451#define PCRE2_CONFIG_NEVER_BACKSLASH_C      13
452#define PCRE2_CONFIG_COMPILED_WIDTHS        14
453#define PCRE2_CONFIG_TABLES_LENGTH          15
454
455
456/* Types for code units in patterns and subject strings. */
457
458typedef uint8_t  PCRE2_UCHAR8;
459typedef uint16_t PCRE2_UCHAR16;
460typedef uint32_t PCRE2_UCHAR32;
461
462typedef const PCRE2_UCHAR8  *PCRE2_SPTR8;
463typedef const PCRE2_UCHAR16 *PCRE2_SPTR16;
464typedef const PCRE2_UCHAR32 *PCRE2_SPTR32;
465
466/* The PCRE2_SIZE type is used for all string lengths and offsets in PCRE2,
467including pattern offsets for errors and subject offsets after a match. We
468define special values to indicate zero-terminated strings and unset offsets in
469the offset vector (ovector). */
470
471#define PCRE2_SIZE            size_t
472#define PCRE2_SIZE_MAX        SIZE_MAX
473#define PCRE2_ZERO_TERMINATED (~(PCRE2_SIZE)0)
474#define PCRE2_UNSET           (~(PCRE2_SIZE)0)
475
476/* Generic types for opaque structures and JIT callback functions. These
477declarations are defined in a macro that is expanded for each width later. */
478
479#define PCRE2_TYPES_LIST \
480struct pcre2_real_general_context; \
481typedef struct pcre2_real_general_context pcre2_general_context; \
482\
483struct pcre2_real_compile_context; \
484typedef struct pcre2_real_compile_context pcre2_compile_context; \
485\
486struct pcre2_real_match_context; \
487typedef struct pcre2_real_match_context pcre2_match_context; \
488\
489struct pcre2_real_convert_context; \
490typedef struct pcre2_real_convert_context pcre2_convert_context; \
491\
492struct pcre2_real_code; \
493typedef struct pcre2_real_code pcre2_code; \
494\
495struct pcre2_real_match_data; \
496typedef struct pcre2_real_match_data pcre2_match_data; \
497\
498struct pcre2_real_jit_stack; \
499typedef struct pcre2_real_jit_stack pcre2_jit_stack; \
500\
501typedef pcre2_jit_stack *(*pcre2_jit_callback)(void *);
502
503
504/* The structures for passing out data via callout functions. We use structures
505so that new fields can be added on the end in future versions, without changing
506the API of the function, thereby allowing old clients to work without
507modification. Define the generic versions in a macro; the width-specific
508versions are generated from this macro below. */
509
510/* Flags for the callout_flags field. These are cleared after a callout. */
511
512#define PCRE2_CALLOUT_STARTMATCH    0x00000001u  /* Set for each bumpalong */
513#define PCRE2_CALLOUT_BACKTRACK     0x00000002u  /* Set after a backtrack */
514
515#define PCRE2_STRUCTURE_LIST \
516typedef struct pcre2_callout_block { \
517  uint32_t      version;           /* Identifies version of block */ \
518  /* ------------------------ Version 0 ------------------------------- */ \
519  uint32_t      callout_number;    /* Number compiled into pattern */ \
520  uint32_t      capture_top;       /* Max current capture */ \
521  uint32_t      capture_last;      /* Most recently closed capture */ \
522  PCRE2_SIZE   *offset_vector;     /* The offset vector */ \
523  PCRE2_SPTR    mark;              /* Pointer to current mark or NULL */ \
524  PCRE2_SPTR    subject;           /* The subject being matched */ \
525  PCRE2_SIZE    subject_length;    /* The length of the subject */ \
526  PCRE2_SIZE    start_match;       /* Offset to start of this match attempt */ \
527  PCRE2_SIZE    current_position;  /* Where we currently are in the subject */ \
528  PCRE2_SIZE    pattern_position;  /* Offset to next item in the pattern */ \
529  PCRE2_SIZE    next_item_length;  /* Length of next item in the pattern */ \
530  /* ------------------- Added for Version 1 -------------------------- */ \
531  PCRE2_SIZE    callout_string_offset; /* Offset to string within pattern */ \
532  PCRE2_SIZE    callout_string_length; /* Length of string compiled into pattern */ \
533  PCRE2_SPTR    callout_string;    /* String compiled into pattern */ \
534  /* ------------------- Added for Version 2 -------------------------- */ \
535  uint32_t      callout_flags;     /* See above for list */ \
536  /* ------------------------------------------------------------------ */ \
537} pcre2_callout_block; \
538\
539typedef struct pcre2_callout_enumerate_block { \
540  uint32_t      version;           /* Identifies version of block */ \
541  /* ------------------------ Version 0 ------------------------------- */ \
542  PCRE2_SIZE    pattern_position;  /* Offset to next item in the pattern */ \
543  PCRE2_SIZE    next_item_length;  /* Length of next item in the pattern */ \
544  uint32_t      callout_number;    /* Number compiled into pattern */ \
545  PCRE2_SIZE    callout_string_offset; /* Offset to string within pattern */ \
546  PCRE2_SIZE    callout_string_length; /* Length of string compiled into pattern */ \
547  PCRE2_SPTR    callout_string;    /* String compiled into pattern */ \
548  /* ------------------------------------------------------------------ */ \
549} pcre2_callout_enumerate_block; \
550\
551typedef struct pcre2_substitute_callout_block { \
552  uint32_t      version;           /* Identifies version of block */ \
553  /* ------------------------ Version 0 ------------------------------- */ \
554  PCRE2_SPTR    input;             /* Pointer to input subject string */ \
555  PCRE2_SPTR    output;            /* Pointer to output buffer */ \
556  PCRE2_SIZE    output_offsets[2]; /* Changed portion of the output */ \
557  PCRE2_SIZE   *ovector;           /* Pointer to current ovector */ \
558  uint32_t      oveccount;         /* Count of pairs set in ovector */ \
559  uint32_t      subscount;         /* Substitution number */ \
560  /* ------------------------------------------------------------------ */ \
561} pcre2_substitute_callout_block;
562
563
564/* List the generic forms of all other functions in macros, which will be
565expanded for each width below. Start with functions that give general
566information. */
567
568#define PCRE2_GENERAL_INFO_FUNCTIONS \
569PCRE2_EXP_DECL int PCRE2_CALL_CONVENTION pcre2_config(uint32_t, void *);
570
571
572/* Functions for manipulating contexts. */
573
574#define PCRE2_GENERAL_CONTEXT_FUNCTIONS \
575PCRE2_EXP_DECL pcre2_general_context *PCRE2_CALL_CONVENTION \
576  pcre2_general_context_copy(pcre2_general_context *); \
577PCRE2_EXP_DECL pcre2_general_context *PCRE2_CALL_CONVENTION \
578  pcre2_general_context_create(void *(*)(PCRE2_SIZE, void *), \
579    void (*)(void *, void *), void *); \
580PCRE2_EXP_DECL void PCRE2_CALL_CONVENTION \
581  pcre2_general_context_free(pcre2_general_context *);
582
583#define PCRE2_COMPILE_CONTEXT_FUNCTIONS \
584PCRE2_EXP_DECL pcre2_compile_context *PCRE2_CALL_CONVENTION \
585  pcre2_compile_context_copy(pcre2_compile_context *); \
586PCRE2_EXP_DECL pcre2_compile_context *PCRE2_CALL_CONVENTION \
587  pcre2_compile_context_create(pcre2_general_context *);\
588PCRE2_EXP_DECL void PCRE2_CALL_CONVENTION \
589  pcre2_compile_context_free(pcre2_compile_context *); \
590PCRE2_EXP_DECL int PCRE2_CALL_CONVENTION \
591  pcre2_set_bsr(pcre2_compile_context *, uint32_t); \
592PCRE2_EXP_DECL int PCRE2_CALL_CONVENTION \
593  pcre2_set_character_tables(pcre2_compile_context *, const uint8_t *); \
594PCRE2_EXP_DECL int PCRE2_CALL_CONVENTION \
595  pcre2_set_compile_extra_options(pcre2_compile_context *, uint32_t); \
596PCRE2_EXP_DECL int PCRE2_CALL_CONVENTION \
597  pcre2_set_max_pattern_length(pcre2_compile_context *, PCRE2_SIZE); \
598PCRE2_EXP_DECL int PCRE2_CALL_CONVENTION \
599  pcre2_set_newline(pcre2_compile_context *, uint32_t); \
600PCRE2_EXP_DECL int PCRE2_CALL_CONVENTION \
601  pcre2_set_parens_nest_limit(pcre2_compile_context *, uint32_t); \
602PCRE2_EXP_DECL int PCRE2_CALL_CONVENTION \
603  pcre2_set_compile_recursion_guard(pcre2_compile_context *, \
604    int (*)(uint32_t, void *), void *);
605
606#define PCRE2_MATCH_CONTEXT_FUNCTIONS \
607PCRE2_EXP_DECL pcre2_match_context *PCRE2_CALL_CONVENTION \
608  pcre2_match_context_copy(pcre2_match_context *); \
609PCRE2_EXP_DECL pcre2_match_context *PCRE2_CALL_CONVENTION \
610  pcre2_match_context_create(pcre2_general_context *); \
611PCRE2_EXP_DECL void PCRE2_CALL_CONVENTION \
612  pcre2_match_context_free(pcre2_match_context *); \
613PCRE2_EXP_DECL int PCRE2_CALL_CONVENTION \
614  pcre2_set_callout(pcre2_match_context *, \
615    int (*)(pcre2_callout_block *, void *), void *); \
616PCRE2_EXP_DECL int PCRE2_CALL_CONVENTION \
617  pcre2_set_substitute_callout(pcre2_match_context *, \
618    int (*)(pcre2_substitute_callout_block *, void *), void *); \
619PCRE2_EXP_DECL int PCRE2_CALL_CONVENTION \
620  pcre2_set_depth_limit(pcre2_match_context *, uint32_t); \
621PCRE2_EXP_DECL int PCRE2_CALL_CONVENTION \
622  pcre2_set_heap_limit(pcre2_match_context *, uint32_t); \
623PCRE2_EXP_DECL int PCRE2_CALL_CONVENTION \
624  pcre2_set_match_limit(pcre2_match_context *, uint32_t); \
625PCRE2_EXP_DECL int PCRE2_CALL_CONVENTION \
626  pcre2_set_offset_limit(pcre2_match_context *, PCRE2_SIZE); \
627PCRE2_EXP_DECL int PCRE2_CALL_CONVENTION \
628  pcre2_set_recursion_limit(pcre2_match_context *, uint32_t); \
629PCRE2_EXP_DECL int PCRE2_CALL_CONVENTION \
630  pcre2_set_recursion_memory_management(pcre2_match_context *, \
631    void *(*)(PCRE2_SIZE, void *), void (*)(void *, void *), void *);
632
633#define PCRE2_CONVERT_CONTEXT_FUNCTIONS \
634PCRE2_EXP_DECL pcre2_convert_context *PCRE2_CALL_CONVENTION \
635  pcre2_convert_context_copy(pcre2_convert_context *); \
636PCRE2_EXP_DECL pcre2_convert_context *PCRE2_CALL_CONVENTION \
637  pcre2_convert_context_create(pcre2_general_context *); \
638PCRE2_EXP_DECL void PCRE2_CALL_CONVENTION \
639  pcre2_convert_context_free(pcre2_convert_context *); \
640PCRE2_EXP_DECL int PCRE2_CALL_CONVENTION \
641  pcre2_set_glob_escape(pcre2_convert_context *, uint32_t); \
642PCRE2_EXP_DECL int PCRE2_CALL_CONVENTION \
643  pcre2_set_glob_separator(pcre2_convert_context *, uint32_t);
644
645
646/* Functions concerned with compiling a pattern to PCRE internal code. */
647
648#define PCRE2_COMPILE_FUNCTIONS \
649PCRE2_EXP_DECL pcre2_code *PCRE2_CALL_CONVENTION \
650  pcre2_compile(PCRE2_SPTR, PCRE2_SIZE, uint32_t, int *, PCRE2_SIZE *, \
651    pcre2_compile_context *); \
652PCRE2_EXP_DECL void PCRE2_CALL_CONVENTION \
653  pcre2_code_free(pcre2_code *); \
654PCRE2_EXP_DECL pcre2_code *PCRE2_CALL_CONVENTION \
655  pcre2_code_copy(const pcre2_code *); \
656PCRE2_EXP_DECL pcre2_code *PCRE2_CALL_CONVENTION \
657  pcre2_code_copy_with_tables(const pcre2_code *);
658
659
660/* Functions that give information about a compiled pattern. */
661
662#define PCRE2_PATTERN_INFO_FUNCTIONS \
663PCRE2_EXP_DECL int PCRE2_CALL_CONVENTION \
664  pcre2_pattern_info(const pcre2_code *, uint32_t, void *); \
665PCRE2_EXP_DECL int PCRE2_CALL_CONVENTION \
666  pcre2_callout_enumerate(const pcre2_code *, \
667    int (*)(pcre2_callout_enumerate_block *, void *), void *);
668
669
670/* Functions for running a match and inspecting the result. */
671
672#define PCRE2_MATCH_FUNCTIONS \
673PCRE2_EXP_DECL pcre2_match_data *PCRE2_CALL_CONVENTION \
674  pcre2_match_data_create(uint32_t, pcre2_general_context *); \
675PCRE2_EXP_DECL pcre2_match_data *PCRE2_CALL_CONVENTION \
676  pcre2_match_data_create_from_pattern(const pcre2_code *, \
677    pcre2_general_context *); \
678PCRE2_EXP_DECL int PCRE2_CALL_CONVENTION \
679  pcre2_dfa_match(const pcre2_code *, PCRE2_SPTR, PCRE2_SIZE, PCRE2_SIZE, \
680    uint32_t, pcre2_match_data *, pcre2_match_context *, int *, PCRE2_SIZE); \
681PCRE2_EXP_DECL int PCRE2_CALL_CONVENTION \
682  pcre2_match(const pcre2_code *, PCRE2_SPTR, PCRE2_SIZE, PCRE2_SIZE, \
683    uint32_t, pcre2_match_data *, pcre2_match_context *); \
684PCRE2_EXP_DECL void PCRE2_CALL_CONVENTION \
685  pcre2_match_data_free(pcre2_match_data *); \
686PCRE2_EXP_DECL PCRE2_SPTR PCRE2_CALL_CONVENTION \
687  pcre2_get_mark(pcre2_match_data *); \
688PCRE2_EXP_DECL PCRE2_SIZE PCRE2_CALL_CONVENTION \
689  pcre2_get_match_data_size(pcre2_match_data *); \
690PCRE2_EXP_DECL uint32_t PCRE2_CALL_CONVENTION \
691  pcre2_get_ovector_count(pcre2_match_data *); \
692PCRE2_EXP_DECL PCRE2_SIZE *PCRE2_CALL_CONVENTION \
693  pcre2_get_ovector_pointer(pcre2_match_data *); \
694PCRE2_EXP_DECL PCRE2_SIZE PCRE2_CALL_CONVENTION \
695  pcre2_get_startchar(pcre2_match_data *);
696
697
698/* Convenience functions for handling matched substrings. */
699
700#define PCRE2_SUBSTRING_FUNCTIONS \
701PCRE2_EXP_DECL int PCRE2_CALL_CONVENTION \
702  pcre2_substring_copy_byname(pcre2_match_data *, PCRE2_SPTR, PCRE2_UCHAR *, \
703    PCRE2_SIZE *); \
704PCRE2_EXP_DECL int PCRE2_CALL_CONVENTION \
705  pcre2_substring_copy_bynumber(pcre2_match_data *, uint32_t, PCRE2_UCHAR *, \
706    PCRE2_SIZE *); \
707PCRE2_EXP_DECL void PCRE2_CALL_CONVENTION \
708  pcre2_substring_free(PCRE2_UCHAR *); \
709PCRE2_EXP_DECL int PCRE2_CALL_CONVENTION \
710  pcre2_substring_get_byname(pcre2_match_data *, PCRE2_SPTR, PCRE2_UCHAR **, \
711    PCRE2_SIZE *); \
712PCRE2_EXP_DECL int PCRE2_CALL_CONVENTION \
713  pcre2_substring_get_bynumber(pcre2_match_data *, uint32_t, PCRE2_UCHAR **, \
714    PCRE2_SIZE *); \
715PCRE2_EXP_DECL int PCRE2_CALL_CONVENTION \
716  pcre2_substring_length_byname(pcre2_match_data *, PCRE2_SPTR, PCRE2_SIZE *); \
717PCRE2_EXP_DECL int PCRE2_CALL_CONVENTION \
718  pcre2_substring_length_bynumber(pcre2_match_data *, uint32_t, PCRE2_SIZE *); \
719PCRE2_EXP_DECL int PCRE2_CALL_CONVENTION \
720  pcre2_substring_nametable_scan(const pcre2_code *, PCRE2_SPTR, PCRE2_SPTR *, \
721    PCRE2_SPTR *); \
722PCRE2_EXP_DECL int PCRE2_CALL_CONVENTION \
723  pcre2_substring_number_from_name(const pcre2_code *, PCRE2_SPTR); \
724PCRE2_EXP_DECL void PCRE2_CALL_CONVENTION \
725  pcre2_substring_list_free(PCRE2_SPTR *); \
726PCRE2_EXP_DECL int PCRE2_CALL_CONVENTION \
727  pcre2_substring_list_get(pcre2_match_data *, PCRE2_UCHAR ***, PCRE2_SIZE **);
728
729/* Functions for serializing / deserializing compiled patterns. */
730
731#define PCRE2_SERIALIZE_FUNCTIONS \
732PCRE2_EXP_DECL int32_t PCRE2_CALL_CONVENTION \
733  pcre2_serialize_encode(const pcre2_code **, int32_t, uint8_t **, \
734    PCRE2_SIZE *, pcre2_general_context *); \
735PCRE2_EXP_DECL int32_t PCRE2_CALL_CONVENTION \
736  pcre2_serialize_decode(pcre2_code **, int32_t, const uint8_t *, \
737    pcre2_general_context *); \
738PCRE2_EXP_DECL int32_t PCRE2_CALL_CONVENTION \
739  pcre2_serialize_get_number_of_codes(const uint8_t *); \
740PCRE2_EXP_DECL void PCRE2_CALL_CONVENTION \
741  pcre2_serialize_free(uint8_t *);
742
743
744/* Convenience function for match + substitute. */
745
746#define PCRE2_SUBSTITUTE_FUNCTION \
747PCRE2_EXP_DECL int PCRE2_CALL_CONVENTION \
748  pcre2_substitute(const pcre2_code *, PCRE2_SPTR, PCRE2_SIZE, PCRE2_SIZE, \
749    uint32_t, pcre2_match_data *, pcre2_match_context *, PCRE2_SPTR, \
750    PCRE2_SIZE, PCRE2_UCHAR *, PCRE2_SIZE *);
751
752
753/* Functions for converting pattern source strings. */
754
755#define PCRE2_CONVERT_FUNCTIONS \
756PCRE2_EXP_DECL int PCRE2_CALL_CONVENTION \
757  pcre2_pattern_convert(PCRE2_SPTR, PCRE2_SIZE, uint32_t, PCRE2_UCHAR **, \
758    PCRE2_SIZE *, pcre2_convert_context *); \
759PCRE2_EXP_DECL void PCRE2_CALL_CONVENTION \
760  pcre2_converted_pattern_free(PCRE2_UCHAR *);
761
762
763/* Functions for JIT processing */
764
765#define PCRE2_JIT_FUNCTIONS \
766PCRE2_EXP_DECL int PCRE2_CALL_CONVENTION \
767  pcre2_jit_compile(pcre2_code *, uint32_t); \
768PCRE2_EXP_DECL int PCRE2_CALL_CONVENTION \
769  pcre2_jit_match(const pcre2_code *, PCRE2_SPTR, PCRE2_SIZE, PCRE2_SIZE, \
770    uint32_t, pcre2_match_data *, pcre2_match_context *); \
771PCRE2_EXP_DECL void PCRE2_CALL_CONVENTION \
772  pcre2_jit_free_unused_memory(pcre2_general_context *); \
773PCRE2_EXP_DECL pcre2_jit_stack *PCRE2_CALL_CONVENTION \
774  pcre2_jit_stack_create(PCRE2_SIZE, PCRE2_SIZE, pcre2_general_context *); \
775PCRE2_EXP_DECL void PCRE2_CALL_CONVENTION \
776  pcre2_jit_stack_assign(pcre2_match_context *, pcre2_jit_callback, void *); \
777PCRE2_EXP_DECL void PCRE2_CALL_CONVENTION \
778  pcre2_jit_stack_free(pcre2_jit_stack *);
779
780
781/* Other miscellaneous functions. */
782
783#define PCRE2_OTHER_FUNCTIONS \
784PCRE2_EXP_DECL int PCRE2_CALL_CONVENTION \
785  pcre2_get_error_message(int, PCRE2_UCHAR *, PCRE2_SIZE); \
786PCRE2_EXP_DECL const uint8_t *PCRE2_CALL_CONVENTION \
787  pcre2_maketables(pcre2_general_context *); \
788PCRE2_EXP_DECL void PCRE2_CALL_CONVENTION \
789  pcre2_maketables_free(pcre2_general_context *, const uint8_t *);
790
791/* Define macros that generate width-specific names from generic versions. The
792three-level macro scheme is necessary to get the macros expanded when we want
793them to be. First we get the width from PCRE2_LOCAL_WIDTH, which is used for
794generating three versions of everything below. After that, PCRE2_SUFFIX will be
795re-defined to use PCRE2_CODE_UNIT_WIDTH, for use when macros such as
796pcre2_compile are called by application code. */
797
798#define PCRE2_JOIN(a,b) a ## b
799#define PCRE2_GLUE(a,b) PCRE2_JOIN(a,b)
800#define PCRE2_SUFFIX(a) PCRE2_GLUE(a,PCRE2_LOCAL_WIDTH)
801
802
803/* Data types */
804
805#define PCRE2_UCHAR                 PCRE2_SUFFIX(PCRE2_UCHAR)
806#define PCRE2_SPTR                  PCRE2_SUFFIX(PCRE2_SPTR)
807
808#define pcre2_code                  PCRE2_SUFFIX(pcre2_code_)
809#define pcre2_jit_callback          PCRE2_SUFFIX(pcre2_jit_callback_)
810#define pcre2_jit_stack             PCRE2_SUFFIX(pcre2_jit_stack_)
811
812#define pcre2_real_code             PCRE2_SUFFIX(pcre2_real_code_)
813#define pcre2_real_general_context  PCRE2_SUFFIX(pcre2_real_general_context_)
814#define pcre2_real_compile_context  PCRE2_SUFFIX(pcre2_real_compile_context_)
815#define pcre2_real_convert_context  PCRE2_SUFFIX(pcre2_real_convert_context_)
816#define pcre2_real_match_context    PCRE2_SUFFIX(pcre2_real_match_context_)
817#define pcre2_real_jit_stack        PCRE2_SUFFIX(pcre2_real_jit_stack_)
818#define pcre2_real_match_data       PCRE2_SUFFIX(pcre2_real_match_data_)
819
820
821/* Data blocks */
822
823#define pcre2_callout_block            PCRE2_SUFFIX(pcre2_callout_block_)
824#define pcre2_callout_enumerate_block  PCRE2_SUFFIX(pcre2_callout_enumerate_block_)
825#define pcre2_substitute_callout_block PCRE2_SUFFIX(pcre2_substitute_callout_block_)
826#define pcre2_general_context          PCRE2_SUFFIX(pcre2_general_context_)
827#define pcre2_compile_context          PCRE2_SUFFIX(pcre2_compile_context_)
828#define pcre2_convert_context          PCRE2_SUFFIX(pcre2_convert_context_)
829#define pcre2_match_context            PCRE2_SUFFIX(pcre2_match_context_)
830#define pcre2_match_data               PCRE2_SUFFIX(pcre2_match_data_)
831
832
833/* Functions: the complete list in alphabetical order */
834
835#define pcre2_callout_enumerate               PCRE2_SUFFIX(pcre2_callout_enumerate_)
836#define pcre2_code_copy                       PCRE2_SUFFIX(pcre2_code_copy_)
837#define pcre2_code_copy_with_tables           PCRE2_SUFFIX(pcre2_code_copy_with_tables_)
838#define pcre2_code_free                       PCRE2_SUFFIX(pcre2_code_free_)
839#define pcre2_compile                         PCRE2_SUFFIX(pcre2_compile_)
840#define pcre2_compile_context_copy            PCRE2_SUFFIX(pcre2_compile_context_copy_)
841#define pcre2_compile_context_create          PCRE2_SUFFIX(pcre2_compile_context_create_)
842#define pcre2_compile_context_free            PCRE2_SUFFIX(pcre2_compile_context_free_)
843#define pcre2_config                          PCRE2_SUFFIX(pcre2_config_)
844#define pcre2_convert_context_copy            PCRE2_SUFFIX(pcre2_convert_context_copy_)
845#define pcre2_convert_context_create          PCRE2_SUFFIX(pcre2_convert_context_create_)
846#define pcre2_convert_context_free            PCRE2_SUFFIX(pcre2_convert_context_free_)
847#define pcre2_converted_pattern_free          PCRE2_SUFFIX(pcre2_converted_pattern_free_)
848#define pcre2_dfa_match                       PCRE2_SUFFIX(pcre2_dfa_match_)
849#define pcre2_general_context_copy            PCRE2_SUFFIX(pcre2_general_context_copy_)
850#define pcre2_general_context_create          PCRE2_SUFFIX(pcre2_general_context_create_)
851#define pcre2_general_context_free            PCRE2_SUFFIX(pcre2_general_context_free_)
852#define pcre2_get_error_message               PCRE2_SUFFIX(pcre2_get_error_message_)
853#define pcre2_get_mark                        PCRE2_SUFFIX(pcre2_get_mark_)
854#define pcre2_get_match_data_size             PCRE2_SUFFIX(pcre2_get_match_data_size_)
855#define pcre2_get_ovector_pointer             PCRE2_SUFFIX(pcre2_get_ovector_pointer_)
856#define pcre2_get_ovector_count               PCRE2_SUFFIX(pcre2_get_ovector_count_)
857#define pcre2_get_startchar                   PCRE2_SUFFIX(pcre2_get_startchar_)
858#define pcre2_jit_compile                     PCRE2_SUFFIX(pcre2_jit_compile_)
859#define pcre2_jit_match                       PCRE2_SUFFIX(pcre2_jit_match_)
860#define pcre2_jit_free_unused_memory          PCRE2_SUFFIX(pcre2_jit_free_unused_memory_)
861#define pcre2_jit_stack_assign                PCRE2_SUFFIX(pcre2_jit_stack_assign_)
862#define pcre2_jit_stack_create                PCRE2_SUFFIX(pcre2_jit_stack_create_)
863#define pcre2_jit_stack_free                  PCRE2_SUFFIX(pcre2_jit_stack_free_)
864#define pcre2_maketables                      PCRE2_SUFFIX(pcre2_maketables_)
865#define pcre2_maketables_free                 PCRE2_SUFFIX(pcre2_maketables_free_)
866#define pcre2_match                           PCRE2_SUFFIX(pcre2_match_)
867#define pcre2_match_context_copy              PCRE2_SUFFIX(pcre2_match_context_copy_)
868#define pcre2_match_context_create            PCRE2_SUFFIX(pcre2_match_context_create_)
869#define pcre2_match_context_free              PCRE2_SUFFIX(pcre2_match_context_free_)
870#define pcre2_match_data_create               PCRE2_SUFFIX(pcre2_match_data_create_)
871#define pcre2_match_data_create_from_pattern  PCRE2_SUFFIX(pcre2_match_data_create_from_pattern_)
872#define pcre2_match_data_free                 PCRE2_SUFFIX(pcre2_match_data_free_)
873#define pcre2_pattern_convert                 PCRE2_SUFFIX(pcre2_pattern_convert_)
874#define pcre2_pattern_info                    PCRE2_SUFFIX(pcre2_pattern_info_)
875#define pcre2_serialize_decode                PCRE2_SUFFIX(pcre2_serialize_decode_)
876#define pcre2_serialize_encode                PCRE2_SUFFIX(pcre2_serialize_encode_)
877#define pcre2_serialize_free                  PCRE2_SUFFIX(pcre2_serialize_free_)
878#define pcre2_serialize_get_number_of_codes   PCRE2_SUFFIX(pcre2_serialize_get_number_of_codes_)
879#define pcre2_set_bsr                         PCRE2_SUFFIX(pcre2_set_bsr_)
880#define pcre2_set_callout                     PCRE2_SUFFIX(pcre2_set_callout_)
881#define pcre2_set_character_tables            PCRE2_SUFFIX(pcre2_set_character_tables_)
882#define pcre2_set_compile_extra_options       PCRE2_SUFFIX(pcre2_set_compile_extra_options_)
883#define pcre2_set_compile_recursion_guard     PCRE2_SUFFIX(pcre2_set_compile_recursion_guard_)
884#define pcre2_set_depth_limit                 PCRE2_SUFFIX(pcre2_set_depth_limit_)
885#define pcre2_set_glob_escape                 PCRE2_SUFFIX(pcre2_set_glob_escape_)
886#define pcre2_set_glob_separator              PCRE2_SUFFIX(pcre2_set_glob_separator_)
887#define pcre2_set_heap_limit                  PCRE2_SUFFIX(pcre2_set_heap_limit_)
888#define pcre2_set_match_limit                 PCRE2_SUFFIX(pcre2_set_match_limit_)
889#define pcre2_set_max_pattern_length          PCRE2_SUFFIX(pcre2_set_max_pattern_length_)
890#define pcre2_set_newline                     PCRE2_SUFFIX(pcre2_set_newline_)
891#define pcre2_set_parens_nest_limit           PCRE2_SUFFIX(pcre2_set_parens_nest_limit_)
892#define pcre2_set_offset_limit                PCRE2_SUFFIX(pcre2_set_offset_limit_)
893#define pcre2_set_substitute_callout          PCRE2_SUFFIX(pcre2_set_substitute_callout_)
894#define pcre2_substitute                      PCRE2_SUFFIX(pcre2_substitute_)
895#define pcre2_substring_copy_byname           PCRE2_SUFFIX(pcre2_substring_copy_byname_)
896#define pcre2_substring_copy_bynumber         PCRE2_SUFFIX(pcre2_substring_copy_bynumber_)
897#define pcre2_substring_free                  PCRE2_SUFFIX(pcre2_substring_free_)
898#define pcre2_substring_get_byname            PCRE2_SUFFIX(pcre2_substring_get_byname_)
899#define pcre2_substring_get_bynumber          PCRE2_SUFFIX(pcre2_substring_get_bynumber_)
900#define pcre2_substring_length_byname         PCRE2_SUFFIX(pcre2_substring_length_byname_)
901#define pcre2_substring_length_bynumber       PCRE2_SUFFIX(pcre2_substring_length_bynumber_)
902#define pcre2_substring_list_get              PCRE2_SUFFIX(pcre2_substring_list_get_)
903#define pcre2_substring_list_free             PCRE2_SUFFIX(pcre2_substring_list_free_)
904#define pcre2_substring_nametable_scan        PCRE2_SUFFIX(pcre2_substring_nametable_scan_)
905#define pcre2_substring_number_from_name      PCRE2_SUFFIX(pcre2_substring_number_from_name_)
906
907/* Keep this old function name for backwards compatibility */
908#define pcre2_set_recursion_limit PCRE2_SUFFIX(pcre2_set_recursion_limit_)
909
910/* Keep this obsolete function for backwards compatibility: it is now a noop. */
911#define pcre2_set_recursion_memory_management PCRE2_SUFFIX(pcre2_set_recursion_memory_management_)
912
913/* Now generate all three sets of width-specific structures and function
914prototypes. */
915
916#define PCRE2_TYPES_STRUCTURES_AND_FUNCTIONS \
917PCRE2_TYPES_LIST \
918PCRE2_STRUCTURE_LIST \
919PCRE2_GENERAL_INFO_FUNCTIONS \
920PCRE2_GENERAL_CONTEXT_FUNCTIONS \
921PCRE2_COMPILE_CONTEXT_FUNCTIONS \
922PCRE2_CONVERT_CONTEXT_FUNCTIONS \
923PCRE2_CONVERT_FUNCTIONS \
924PCRE2_MATCH_CONTEXT_FUNCTIONS \
925PCRE2_COMPILE_FUNCTIONS \
926PCRE2_PATTERN_INFO_FUNCTIONS \
927PCRE2_MATCH_FUNCTIONS \
928PCRE2_SUBSTRING_FUNCTIONS \
929PCRE2_SERIALIZE_FUNCTIONS \
930PCRE2_SUBSTITUTE_FUNCTION \
931PCRE2_JIT_FUNCTIONS \
932PCRE2_OTHER_FUNCTIONS
933
934#define PCRE2_LOCAL_WIDTH 8
935PCRE2_TYPES_STRUCTURES_AND_FUNCTIONS
936#undef PCRE2_LOCAL_WIDTH
937
938#define PCRE2_LOCAL_WIDTH 16
939PCRE2_TYPES_STRUCTURES_AND_FUNCTIONS
940#undef PCRE2_LOCAL_WIDTH
941
942#define PCRE2_LOCAL_WIDTH 32
943PCRE2_TYPES_STRUCTURES_AND_FUNCTIONS
944#undef PCRE2_LOCAL_WIDTH
945
946/* Undefine the list macros; they are no longer needed. */
947
948#undef PCRE2_TYPES_LIST
949#undef PCRE2_STRUCTURE_LIST
950#undef PCRE2_GENERAL_INFO_FUNCTIONS
951#undef PCRE2_GENERAL_CONTEXT_FUNCTIONS
952#undef PCRE2_COMPILE_CONTEXT_FUNCTIONS
953#undef PCRE2_CONVERT_CONTEXT_FUNCTIONS
954#undef PCRE2_MATCH_CONTEXT_FUNCTIONS
955#undef PCRE2_COMPILE_FUNCTIONS
956#undef PCRE2_PATTERN_INFO_FUNCTIONS
957#undef PCRE2_MATCH_FUNCTIONS
958#undef PCRE2_SUBSTRING_FUNCTIONS
959#undef PCRE2_SERIALIZE_FUNCTIONS
960#undef PCRE2_SUBSTITUTE_FUNCTION
961#undef PCRE2_JIT_FUNCTIONS
962#undef PCRE2_OTHER_FUNCTIONS
963#undef PCRE2_TYPES_STRUCTURES_AND_FUNCTIONS
964
965/* PCRE2_CODE_UNIT_WIDTH must be defined. If it is 8, 16, or 32, redefine
966PCRE2_SUFFIX to use it. If it is 0, undefine the other macros and make
967PCRE2_SUFFIX a no-op. Otherwise, generate an error. */
968
969#undef PCRE2_SUFFIX
970#ifndef PCRE2_CODE_UNIT_WIDTH
971#error PCRE2_CODE_UNIT_WIDTH must be defined before including pcre2.h.
972#error Use 8, 16, or 32; or 0 for a multi-width application.
973#else  /* PCRE2_CODE_UNIT_WIDTH is defined */
974#if PCRE2_CODE_UNIT_WIDTH == 8 || \
975    PCRE2_CODE_UNIT_WIDTH == 16 || \
976    PCRE2_CODE_UNIT_WIDTH == 32
977#define PCRE2_SUFFIX(a) PCRE2_GLUE(a, PCRE2_CODE_UNIT_WIDTH)
978#elif PCRE2_CODE_UNIT_WIDTH == 0
979#undef PCRE2_JOIN
980#undef PCRE2_GLUE
981#define PCRE2_SUFFIX(a) a
982#else
983#error PCRE2_CODE_UNIT_WIDTH must be 0, 8, 16, or 32.
984#endif
985#endif  /* PCRE2_CODE_UNIT_WIDTH is defined */
986
987#ifdef __cplusplus
988}  /* extern "C" */
989#endif
990
991#endif  /* PCRE2_H_IDEMPOTENT_GUARD */
992
993/* End of pcre2.h */
994