1/*************************************************
2*       Perl-Compatible Regular Expressions      *
3*************************************************/
4
5/* This is the public header file for the PCRE library, to be #included by
6applications that call the PCRE functions.
7
8           Copyright (c) 1997-2012 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 _PCRE_H
40#define _PCRE_H
41
42/* The current PCRE version information. */
43
44#define PCRE_MAJOR          8
45#define PCRE_MINOR          31
46#define PCRE_PRERELEASE     
47#define PCRE_DATE           2012-07-06
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 PCRE, the appropriate
51export setting is defined in pcre_internal.h, which includes this file. So we
52don't change existing definitions of PCRE_EXP_DECL and PCRECPP_EXP_DECL. */
53
54#if defined(_WIN32) && !defined(PCRE_STATIC)
55#  ifndef PCRE_EXP_DECL
56#    define PCRE_EXP_DECL  extern __declspec(dllimport)
57#  endif
58#  ifdef __cplusplus
59#    ifndef PCRECPP_EXP_DECL
60#      define PCRECPP_EXP_DECL  extern __declspec(dllimport)
61#    endif
62#    ifndef PCRECPP_EXP_DEFN
63#      define PCRECPP_EXP_DEFN  __declspec(dllimport)
64#    endif
65#  endif
66#endif
67
68/* By default, we use the standard "extern" declarations. */
69
70#ifndef PCRE_EXP_DECL
71#  ifdef __cplusplus
72#    define PCRE_EXP_DECL  extern "C"
73#  else
74#    define PCRE_EXP_DECL  extern
75#  endif
76#endif
77
78#ifdef __cplusplus
79#  ifndef PCRECPP_EXP_DECL
80#    define PCRECPP_EXP_DECL  extern
81#  endif
82#  ifndef PCRECPP_EXP_DEFN
83#    define PCRECPP_EXP_DEFN
84#  endif
85#endif
86
87/* Have to include stdlib.h in order to ensure that size_t is defined;
88it is needed here for malloc. */
89
90#include <stdlib.h>
91
92/* Allow for C++ users */
93
94#ifdef __cplusplus
95extern "C" {
96#endif
97
98/* Options. Some are compile-time only, some are run-time only, and some are
99both, so we keep them all distinct. However, almost all the bits in the options
100word are now used. In the long run, we may have to re-use some of the
101compile-time only bits for runtime options, or vice versa. In the comments
102below, "compile", "exec", and "DFA exec" mean that the option is permitted to
103be set for those functions; "used in" means that an option may be set only for
104compile, but is subsequently referenced in exec and/or DFA exec. Any of the
105compile-time options may be inspected during studying (and therefore JIT
106compiling). */
107
108#define PCRE_CASELESS           0x00000001  /* Compile */
109#define PCRE_MULTILINE          0x00000002  /* Compile */
110#define PCRE_DOTALL             0x00000004  /* Compile */
111#define PCRE_EXTENDED           0x00000008  /* Compile */
112#define PCRE_ANCHORED           0x00000010  /* Compile, exec, DFA exec */
113#define PCRE_DOLLAR_ENDONLY     0x00000020  /* Compile, used in exec, DFA exec */
114#define PCRE_EXTRA              0x00000040  /* Compile */
115#define PCRE_NOTBOL             0x00000080  /* Exec, DFA exec */
116#define PCRE_NOTEOL             0x00000100  /* Exec, DFA exec */
117#define PCRE_UNGREEDY           0x00000200  /* Compile */
118#define PCRE_NOTEMPTY           0x00000400  /* Exec, DFA exec */
119/* The next two are also used in exec and DFA exec */
120#define PCRE_UTF8               0x00000800  /* Compile (same as PCRE_UTF16) */
121#define PCRE_UTF16              0x00000800  /* Compile (same as PCRE_UTF8) */
122#define PCRE_NO_AUTO_CAPTURE    0x00001000  /* Compile */
123/* The next two are also used in exec and DFA exec */
124#define PCRE_NO_UTF8_CHECK      0x00002000  /* Compile (same as PCRE_NO_UTF16_CHECK) */
125#define PCRE_NO_UTF16_CHECK     0x00002000  /* Compile (same as PCRE_NO_UTF8_CHECK) */
126#define PCRE_AUTO_CALLOUT       0x00004000  /* Compile */
127#define PCRE_PARTIAL_SOFT       0x00008000  /* Exec, DFA exec */
128#define PCRE_PARTIAL            0x00008000  /* Backwards compatible synonym */
129#define PCRE_DFA_SHORTEST       0x00010000  /* DFA exec */
130#define PCRE_DFA_RESTART        0x00020000  /* DFA exec */
131#define PCRE_FIRSTLINE          0x00040000  /* Compile, used in exec, DFA exec */
132#define PCRE_DUPNAMES           0x00080000  /* Compile */
133#define PCRE_NEWLINE_CR         0x00100000  /* Compile, exec, DFA exec */
134#define PCRE_NEWLINE_LF         0x00200000  /* Compile, exec, DFA exec */
135#define PCRE_NEWLINE_CRLF       0x00300000  /* Compile, exec, DFA exec */
136#define PCRE_NEWLINE_ANY        0x00400000  /* Compile, exec, DFA exec */
137#define PCRE_NEWLINE_ANYCRLF    0x00500000  /* Compile, exec, DFA exec */
138#define PCRE_BSR_ANYCRLF        0x00800000  /* Compile, exec, DFA exec */
139#define PCRE_BSR_UNICODE        0x01000000  /* Compile, exec, DFA exec */
140#define PCRE_JAVASCRIPT_COMPAT  0x02000000  /* Compile, used in exec */
141#define PCRE_NO_START_OPTIMIZE  0x04000000  /* Compile, exec, DFA exec */
142#define PCRE_NO_START_OPTIMISE  0x04000000  /* Synonym */
143#define PCRE_PARTIAL_HARD       0x08000000  /* Exec, DFA exec */
144#define PCRE_NOTEMPTY_ATSTART   0x10000000  /* Exec, DFA exec */
145#define PCRE_UCP                0x20000000  /* Compile, used in exec, DFA exec */
146
147/* Exec-time and get/set-time error codes */
148
149#define PCRE_ERROR_NOMATCH          (-1)
150#define PCRE_ERROR_NULL             (-2)
151#define PCRE_ERROR_BADOPTION        (-3)
152#define PCRE_ERROR_BADMAGIC         (-4)
153#define PCRE_ERROR_UNKNOWN_OPCODE   (-5)
154#define PCRE_ERROR_UNKNOWN_NODE     (-5)  /* For backward compatibility */
155#define PCRE_ERROR_NOMEMORY         (-6)
156#define PCRE_ERROR_NOSUBSTRING      (-7)
157#define PCRE_ERROR_MATCHLIMIT       (-8)
158#define PCRE_ERROR_CALLOUT          (-9)  /* Never used by PCRE itself */
159#define PCRE_ERROR_BADUTF8         (-10)  /* Same for 8/16 */
160#define PCRE_ERROR_BADUTF16        (-10)  /* Same for 8/16 */
161#define PCRE_ERROR_BADUTF8_OFFSET  (-11)  /* Same for 8/16 */
162#define PCRE_ERROR_BADUTF16_OFFSET (-11)  /* Same for 8/16 */
163#define PCRE_ERROR_PARTIAL         (-12)
164#define PCRE_ERROR_BADPARTIAL      (-13)
165#define PCRE_ERROR_INTERNAL        (-14)
166#define PCRE_ERROR_BADCOUNT        (-15)
167#define PCRE_ERROR_DFA_UITEM       (-16)
168#define PCRE_ERROR_DFA_UCOND       (-17)
169#define PCRE_ERROR_DFA_UMLIMIT     (-18)
170#define PCRE_ERROR_DFA_WSSIZE      (-19)
171#define PCRE_ERROR_DFA_RECURSE     (-20)
172#define PCRE_ERROR_RECURSIONLIMIT  (-21)
173#define PCRE_ERROR_NULLWSLIMIT     (-22)  /* No longer actually used */
174#define PCRE_ERROR_BADNEWLINE      (-23)
175#define PCRE_ERROR_BADOFFSET       (-24)
176#define PCRE_ERROR_SHORTUTF8       (-25)
177#define PCRE_ERROR_SHORTUTF16      (-25)  /* Same for 8/16 */
178#define PCRE_ERROR_RECURSELOOP     (-26)
179#define PCRE_ERROR_JIT_STACKLIMIT  (-27)
180#define PCRE_ERROR_BADMODE         (-28)
181#define PCRE_ERROR_BADENDIANNESS   (-29)
182#define PCRE_ERROR_DFA_BADRESTART  (-30)
183
184/* Specific error codes for UTF-8 validity checks */
185
186#define PCRE_UTF8_ERR0               0
187#define PCRE_UTF8_ERR1               1
188#define PCRE_UTF8_ERR2               2
189#define PCRE_UTF8_ERR3               3
190#define PCRE_UTF8_ERR4               4
191#define PCRE_UTF8_ERR5               5
192#define PCRE_UTF8_ERR6               6
193#define PCRE_UTF8_ERR7               7
194#define PCRE_UTF8_ERR8               8
195#define PCRE_UTF8_ERR9               9
196#define PCRE_UTF8_ERR10             10
197#define PCRE_UTF8_ERR11             11
198#define PCRE_UTF8_ERR12             12
199#define PCRE_UTF8_ERR13             13
200#define PCRE_UTF8_ERR14             14
201#define PCRE_UTF8_ERR15             15
202#define PCRE_UTF8_ERR16             16
203#define PCRE_UTF8_ERR17             17
204#define PCRE_UTF8_ERR18             18
205#define PCRE_UTF8_ERR19             19
206#define PCRE_UTF8_ERR20             20
207#define PCRE_UTF8_ERR21             21
208
209/* Specific error codes for UTF-16 validity checks */
210
211#define PCRE_UTF16_ERR0              0
212#define PCRE_UTF16_ERR1              1
213#define PCRE_UTF16_ERR2              2
214#define PCRE_UTF16_ERR3              3
215#define PCRE_UTF16_ERR4              4
216
217/* Request types for pcre_fullinfo() */
218
219#define PCRE_INFO_OPTIONS            0
220#define PCRE_INFO_SIZE               1
221#define PCRE_INFO_CAPTURECOUNT       2
222#define PCRE_INFO_BACKREFMAX         3
223#define PCRE_INFO_FIRSTBYTE          4
224#define PCRE_INFO_FIRSTCHAR          4  /* For backwards compatibility */
225#define PCRE_INFO_FIRSTTABLE         5
226#define PCRE_INFO_LASTLITERAL        6
227#define PCRE_INFO_NAMEENTRYSIZE      7
228#define PCRE_INFO_NAMECOUNT          8
229#define PCRE_INFO_NAMETABLE          9
230#define PCRE_INFO_STUDYSIZE         10
231#define PCRE_INFO_DEFAULT_TABLES    11
232#define PCRE_INFO_OKPARTIAL         12
233#define PCRE_INFO_JCHANGED          13
234#define PCRE_INFO_HASCRORLF         14
235#define PCRE_INFO_MINLENGTH         15
236#define PCRE_INFO_JIT               16
237#define PCRE_INFO_JITSIZE           17
238#define PCRE_INFO_MAXLOOKBEHIND     18
239
240/* Request types for pcre_config(). Do not re-arrange, in order to remain
241compatible. */
242
243#define PCRE_CONFIG_UTF8                    0
244#define PCRE_CONFIG_NEWLINE                 1
245#define PCRE_CONFIG_LINK_SIZE               2
246#define PCRE_CONFIG_POSIX_MALLOC_THRESHOLD  3
247#define PCRE_CONFIG_MATCH_LIMIT             4
248#define PCRE_CONFIG_STACKRECURSE            5
249#define PCRE_CONFIG_UNICODE_PROPERTIES      6
250#define PCRE_CONFIG_MATCH_LIMIT_RECURSION   7
251#define PCRE_CONFIG_BSR                     8
252#define PCRE_CONFIG_JIT                     9
253#define PCRE_CONFIG_UTF16                  10
254#define PCRE_CONFIG_JITTARGET              11
255
256/* Request types for pcre_study(). Do not re-arrange, in order to remain
257compatible. */
258
259#define PCRE_STUDY_JIT_COMPILE                0x0001
260#define PCRE_STUDY_JIT_PARTIAL_SOFT_COMPILE   0x0002
261#define PCRE_STUDY_JIT_PARTIAL_HARD_COMPILE   0x0004
262
263/* Bit flags for the pcre[16]_extra structure. Do not re-arrange or redefine
264these bits, just add new ones on the end, in order to remain compatible. */
265
266#define PCRE_EXTRA_STUDY_DATA             0x0001
267#define PCRE_EXTRA_MATCH_LIMIT            0x0002
268#define PCRE_EXTRA_CALLOUT_DATA           0x0004
269#define PCRE_EXTRA_TABLES                 0x0008
270#define PCRE_EXTRA_MATCH_LIMIT_RECURSION  0x0010
271#define PCRE_EXTRA_MARK                   0x0020
272#define PCRE_EXTRA_EXECUTABLE_JIT         0x0040
273
274/* Types */
275
276struct real_pcre;                 /* declaration; the definition is private  */
277typedef struct real_pcre pcre;
278
279struct real_pcre16;               /* declaration; the definition is private  */
280typedef struct real_pcre16 pcre16;
281
282struct real_pcre_jit_stack;       /* declaration; the definition is private  */
283typedef struct real_pcre_jit_stack pcre_jit_stack;
284
285struct real_pcre16_jit_stack;     /* declaration; the definition is private  */
286typedef struct real_pcre16_jit_stack pcre16_jit_stack;
287
288/* If PCRE is compiled with 16 bit character support, PCRE_UCHAR16 must contain
289a 16 bit wide signed data type. Otherwise it can be a dummy data type since
290pcre16 functions are not implemented. There is a check for this in pcre_internal.h. */
291#ifndef PCRE_UCHAR16
292#define PCRE_UCHAR16 unsigned short
293#endif
294
295#ifndef PCRE_SPTR16
296#define PCRE_SPTR16 const PCRE_UCHAR16 *
297#endif
298
299/* When PCRE is compiled as a C++ library, the subject pointer type can be
300replaced with a custom type. For conventional use, the public interface is a
301const char *. */
302
303#ifndef PCRE_SPTR
304#define PCRE_SPTR const char *
305#endif
306
307/* The structure for passing additional data to pcre_exec(). This is defined in
308such as way as to be extensible. Always add new fields at the end, in order to
309remain compatible. */
310
311typedef struct pcre_extra {
312  unsigned long int flags;        /* Bits for which fields are set */
313  void *study_data;               /* Opaque data from pcre_study() */
314  unsigned long int match_limit;  /* Maximum number of calls to match() */
315  void *callout_data;             /* Data passed back in callouts */
316  const unsigned char *tables;    /* Pointer to character tables */
317  unsigned long int match_limit_recursion; /* Max recursive calls to match() */
318  unsigned char **mark;           /* For passing back a mark pointer */
319  void *executable_jit;           /* Contains a pointer to a compiled jit code */
320} pcre_extra;
321
322/* Same structure as above, but with 16 bit char pointers. */
323
324typedef struct pcre16_extra {
325  unsigned long int flags;        /* Bits for which fields are set */
326  void *study_data;               /* Opaque data from pcre_study() */
327  unsigned long int match_limit;  /* Maximum number of calls to match() */
328  void *callout_data;             /* Data passed back in callouts */
329  const unsigned char *tables;    /* Pointer to character tables */
330  unsigned long int match_limit_recursion; /* Max recursive calls to match() */
331  PCRE_UCHAR16 **mark;            /* For passing back a mark pointer */
332  void *executable_jit;           /* Contains a pointer to a compiled jit code */
333} pcre16_extra;
334
335/* The structure for passing out data via the pcre_callout_function. We use a
336structure so that new fields can be added on the end in future versions,
337without changing the API of the function, thereby allowing old clients to work
338without modification. */
339
340typedef struct pcre_callout_block {
341  int          version;           /* Identifies version of block */
342  /* ------------------------ Version 0 ------------------------------- */
343  int          callout_number;    /* Number compiled into pattern */
344  int         *offset_vector;     /* The offset vector */
345  PCRE_SPTR    subject;           /* The subject being matched */
346  int          subject_length;    /* The length of the subject */
347  int          start_match;       /* Offset to start of this match attempt */
348  int          current_position;  /* Where we currently are in the subject */
349  int          capture_top;       /* Max current capture */
350  int          capture_last;      /* Most recently closed capture */
351  void        *callout_data;      /* Data passed in with the call */
352  /* ------------------- Added for Version 1 -------------------------- */
353  int          pattern_position;  /* Offset to next item in the pattern */
354  int          next_item_length;  /* Length of next item in the pattern */
355  /* ------------------- Added for Version 2 -------------------------- */
356  const unsigned char *mark;      /* Pointer to current mark or NULL    */
357  /* ------------------------------------------------------------------ */
358} pcre_callout_block;
359
360/* Same structure as above, but with 16 bit char pointers. */
361
362typedef struct pcre16_callout_block {
363  int          version;           /* Identifies version of block */
364  /* ------------------------ Version 0 ------------------------------- */
365  int          callout_number;    /* Number compiled into pattern */
366  int         *offset_vector;     /* The offset vector */
367  PCRE_SPTR16  subject;           /* The subject being matched */
368  int          subject_length;    /* The length of the subject */
369  int          start_match;       /* Offset to start of this match attempt */
370  int          current_position;  /* Where we currently are in the subject */
371  int          capture_top;       /* Max current capture */
372  int          capture_last;      /* Most recently closed capture */
373  void        *callout_data;      /* Data passed in with the call */
374  /* ------------------- Added for Version 1 -------------------------- */
375  int          pattern_position;  /* Offset to next item in the pattern */
376  int          next_item_length;  /* Length of next item in the pattern */
377  /* ------------------- Added for Version 2 -------------------------- */
378  const PCRE_UCHAR16 *mark;       /* Pointer to current mark or NULL    */
379  /* ------------------------------------------------------------------ */
380} pcre16_callout_block;
381
382/* Indirection for store get and free functions. These can be set to
383alternative malloc/free functions if required. Special ones are used in the
384non-recursive case for "frames". There is also an optional callout function
385that is triggered by the (?) regex item. For Virtual Pascal, these definitions
386have to take another form. */
387
388#ifndef VPCOMPAT
389PCRE_EXP_DECL void *(*pcre_malloc)(size_t);
390PCRE_EXP_DECL void  (*pcre_free)(void *);
391PCRE_EXP_DECL void *(*pcre_stack_malloc)(size_t);
392PCRE_EXP_DECL void  (*pcre_stack_free)(void *);
393PCRE_EXP_DECL int   (*pcre_callout)(pcre_callout_block *);
394
395PCRE_EXP_DECL void *(*pcre16_malloc)(size_t);
396PCRE_EXP_DECL void  (*pcre16_free)(void *);
397PCRE_EXP_DECL void *(*pcre16_stack_malloc)(size_t);
398PCRE_EXP_DECL void  (*pcre16_stack_free)(void *);
399PCRE_EXP_DECL int   (*pcre16_callout)(pcre16_callout_block *);
400#else   /* VPCOMPAT */
401PCRE_EXP_DECL void *pcre_malloc(size_t);
402PCRE_EXP_DECL void  pcre_free(void *);
403PCRE_EXP_DECL void *pcre_stack_malloc(size_t);
404PCRE_EXP_DECL void  pcre_stack_free(void *);
405PCRE_EXP_DECL int   pcre_callout(pcre_callout_block *);
406
407PCRE_EXP_DECL void *pcre16_malloc(size_t);
408PCRE_EXP_DECL void  pcre16_free(void *);
409PCRE_EXP_DECL void *pcre16_stack_malloc(size_t);
410PCRE_EXP_DECL void  pcre16_stack_free(void *);
411PCRE_EXP_DECL int   pcre16_callout(pcre16_callout_block *);
412#endif  /* VPCOMPAT */
413
414/* User defined callback which provides a stack just before the match starts. */
415
416typedef pcre_jit_stack *(*pcre_jit_callback)(void *);
417typedef pcre16_jit_stack *(*pcre16_jit_callback)(void *);
418
419/* Exported PCRE functions */
420
421PCRE_EXP_DECL pcre *pcre_compile(const char *, int, const char **, int *,
422                  const unsigned char *);
423PCRE_EXP_DECL pcre16 *pcre16_compile(PCRE_SPTR16, int, const char **, int *,
424                  const unsigned char *);
425PCRE_EXP_DECL pcre *pcre_compile2(const char *, int, int *, const char **,
426                  int *, const unsigned char *);
427PCRE_EXP_DECL pcre16 *pcre16_compile2(PCRE_SPTR16, int, int *, const char **,
428                  int *, const unsigned char *);
429PCRE_EXP_DECL int  pcre_config(int, void *);
430PCRE_EXP_DECL int  pcre16_config(int, void *);
431PCRE_EXP_DECL int  pcre_copy_named_substring(const pcre *, const char *,
432                  int *, int, const char *, char *, int);
433PCRE_EXP_DECL int  pcre16_copy_named_substring(const pcre16 *, PCRE_SPTR16,
434                  int *, int, PCRE_SPTR16, PCRE_UCHAR16 *, int);
435PCRE_EXP_DECL int  pcre_copy_substring(const char *, int *, int, int,
436                  char *, int);
437PCRE_EXP_DECL int  pcre16_copy_substring(PCRE_SPTR16, int *, int, int,
438                  PCRE_UCHAR16 *, int);
439PCRE_EXP_DECL int  pcre_dfa_exec(const pcre *, const pcre_extra *,
440                  const char *, int, int, int, int *, int , int *, int);
441PCRE_EXP_DECL int  pcre16_dfa_exec(const pcre16 *, const pcre16_extra *,
442                  PCRE_SPTR16, int, int, int, int *, int , int *, int);
443PCRE_EXP_DECL int  pcre_exec(const pcre *, const pcre_extra *, PCRE_SPTR,
444                   int, int, int, int *, int);
445PCRE_EXP_DECL int  pcre16_exec(const pcre16 *, const pcre16_extra *,
446                   PCRE_SPTR16, int, int, int, int *, int);
447PCRE_EXP_DECL void pcre_free_substring(const char *);
448PCRE_EXP_DECL void pcre16_free_substring(PCRE_SPTR16);
449PCRE_EXP_DECL void pcre_free_substring_list(const char **);
450PCRE_EXP_DECL void pcre16_free_substring_list(PCRE_SPTR16 *);
451PCRE_EXP_DECL int  pcre_fullinfo(const pcre *, const pcre_extra *, int,
452                  void *);
453PCRE_EXP_DECL int  pcre16_fullinfo(const pcre16 *, const pcre16_extra *, int,
454                  void *);
455PCRE_EXP_DECL int  pcre_get_named_substring(const pcre *, const char *,
456                  int *, int, const char *, const char **);
457PCRE_EXP_DECL int  pcre16_get_named_substring(const pcre16 *, PCRE_SPTR16,
458                  int *, int, PCRE_SPTR16, PCRE_SPTR16 *);
459PCRE_EXP_DECL int  pcre_get_stringnumber(const pcre *, const char *);
460PCRE_EXP_DECL int  pcre16_get_stringnumber(const pcre16 *, PCRE_SPTR16);
461PCRE_EXP_DECL int  pcre_get_stringtable_entries(const pcre *, const char *,
462                  char **, char **);
463PCRE_EXP_DECL int  pcre16_get_stringtable_entries(const pcre16 *, PCRE_SPTR16,
464                  PCRE_UCHAR16 **, PCRE_UCHAR16 **);
465PCRE_EXP_DECL int  pcre_get_substring(const char *, int *, int, int,
466                  const char **);
467PCRE_EXP_DECL int  pcre16_get_substring(PCRE_SPTR16, int *, int, int,
468                  PCRE_SPTR16 *);
469PCRE_EXP_DECL int  pcre_get_substring_list(const char *, int *, int,
470                  const char ***);
471PCRE_EXP_DECL int  pcre16_get_substring_list(PCRE_SPTR16, int *, int,
472                  PCRE_SPTR16 **);
473PCRE_EXP_DECL const unsigned char *pcre_maketables(void);
474PCRE_EXP_DECL const unsigned char *pcre16_maketables(void);
475PCRE_EXP_DECL int  pcre_refcount(pcre *, int);
476PCRE_EXP_DECL int  pcre16_refcount(pcre16 *, int);
477PCRE_EXP_DECL pcre_extra *pcre_study(const pcre *, int, const char **);
478PCRE_EXP_DECL pcre16_extra *pcre16_study(const pcre16 *, int, const char **);
479PCRE_EXP_DECL void pcre_free_study(pcre_extra *);
480PCRE_EXP_DECL void pcre16_free_study(pcre16_extra *);
481PCRE_EXP_DECL const char *pcre_version(void);
482PCRE_EXP_DECL const char *pcre16_version(void);
483
484/* Utility functions for byte order swaps. */
485PCRE_EXP_DECL int  pcre_pattern_to_host_byte_order(pcre *, pcre_extra *,
486                  const unsigned char *);
487PCRE_EXP_DECL int  pcre16_pattern_to_host_byte_order(pcre16 *, pcre16_extra *,
488                  const unsigned char *);
489PCRE_EXP_DECL int  pcre16_utf16_to_host_byte_order(PCRE_UCHAR16 *,
490                  PCRE_SPTR16, int, int *, int);
491
492/* JIT compiler related functions. */
493
494PCRE_EXP_DECL pcre_jit_stack *pcre_jit_stack_alloc(int, int);
495PCRE_EXP_DECL pcre16_jit_stack *pcre16_jit_stack_alloc(int, int);
496PCRE_EXP_DECL void pcre_jit_stack_free(pcre_jit_stack *);
497PCRE_EXP_DECL void pcre16_jit_stack_free(pcre16_jit_stack *);
498PCRE_EXP_DECL void pcre_assign_jit_stack(pcre_extra *,
499                  pcre_jit_callback, void *);
500PCRE_EXP_DECL void pcre16_assign_jit_stack(pcre16_extra *,
501                  pcre16_jit_callback, void *);
502
503#ifdef __cplusplus
504}  /* extern "C" */
505#endif
506
507#endif /* End of pcre.h */
508