1 /*************************************************
2 * Perl-Compatible Regular Expressions *
3 *************************************************/
5 /* In its original form, this is the .in file that is transformed by
6 "configure" into pcre.h.
8 Copyright (c) 1997-2005 University of Cambridge
10 -----------------------------------------------------------------------------
11 Redistribution and use in source and binary forms, with or without
12 modification, are permitted provided that the following conditions are met:
14 * Redistributions of source code must retain the above copyright notice,
15 this list of conditions and the following disclaimer.
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.
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.
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 -----------------------------------------------------------------------------
42 /* The file pcre.h is build by "configure". Do not edit it; instead
43 make changes to pcre.in. */
47 #define PCRE_DATE 01-Aug-2005
49 /* Win32 uses DLL by default; it needs special stuff for exported functions. */
52 # ifdef PCRE_DEFINITION
54 # define PCRE_DATA_SCOPE __declspec(dllexport)
58 # define PCRE_DATA_SCOPE extern __declspec(dllimport)
63 /* For other operating systems, we use the standard "extern". */
65 #ifndef PCRE_DATA_SCOPE
67 # define PCRE_DATA_SCOPE extern "C"
69 # define PCRE_DATA_SCOPE extern
73 /* Have to include stdlib.h in order to ensure that size_t is defined;
74 it is needed here for malloc. */
78 /* Allow for C++ users */
86 #define PCRE_CASELESS 0x00000001
87 #define PCRE_MULTILINE 0x00000002
88 #define PCRE_DOTALL 0x00000004
89 #define PCRE_EXTENDED 0x00000008
90 #define PCRE_ANCHORED 0x00000010
91 #define PCRE_DOLLAR_ENDONLY 0x00000020
92 #define PCRE_EXTRA 0x00000040
93 #define PCRE_NOTBOL 0x00000080
94 #define PCRE_NOTEOL 0x00000100
95 #define PCRE_UNGREEDY 0x00000200
96 #define PCRE_NOTEMPTY 0x00000400
97 #define PCRE_UTF8 0x00000800
98 #define PCRE_NO_AUTO_CAPTURE 0x00001000
99 #define PCRE_NO_UTF8_CHECK 0x00002000
100 #define PCRE_AUTO_CALLOUT 0x00004000
101 #define PCRE_PARTIAL 0x00008000
102 #define PCRE_DFA_SHORTEST 0x00010000
103 #define PCRE_DFA_RESTART 0x00020000
104 #define PCRE_FIRSTLINE 0x00040000
106 /* Exec-time and get/set-time error codes */
108 #define PCRE_ERROR_NOMATCH (-1)
109 #define PCRE_ERROR_NULL (-2)
110 #define PCRE_ERROR_BADOPTION (-3)
111 #define PCRE_ERROR_BADMAGIC (-4)
112 #define PCRE_ERROR_UNKNOWN_NODE (-5)
113 #define PCRE_ERROR_NOMEMORY (-6)
114 #define PCRE_ERROR_NOSUBSTRING (-7)
115 #define PCRE_ERROR_MATCHLIMIT (-8)
116 #define PCRE_ERROR_CALLOUT (-9) /* Never used by PCRE itself */
117 #define PCRE_ERROR_BADUTF8 (-10)
118 #define PCRE_ERROR_BADUTF8_OFFSET (-11)
119 #define PCRE_ERROR_PARTIAL (-12)
120 #define PCRE_ERROR_BADPARTIAL (-13)
121 #define PCRE_ERROR_INTERNAL (-14)
122 #define PCRE_ERROR_BADCOUNT (-15)
123 #define PCRE_ERROR_DFA_UITEM (-16)
124 #define PCRE_ERROR_DFA_UCOND (-17)
125 #define PCRE_ERROR_DFA_UMLIMIT (-18)
126 #define PCRE_ERROR_DFA_WSSIZE (-19)
127 #define PCRE_ERROR_DFA_RECURSE (-20)
129 /* Request types for pcre_fullinfo() */
131 #define PCRE_INFO_OPTIONS 0
132 #define PCRE_INFO_SIZE 1
133 #define PCRE_INFO_CAPTURECOUNT 2
134 #define PCRE_INFO_BACKREFMAX 3
135 #define PCRE_INFO_FIRSTBYTE 4
136 #define PCRE_INFO_FIRSTCHAR 4 /* For backwards compatibility */
137 #define PCRE_INFO_FIRSTTABLE 5
138 #define PCRE_INFO_LASTLITERAL 6
139 #define PCRE_INFO_NAMEENTRYSIZE 7
140 #define PCRE_INFO_NAMECOUNT 8
141 #define PCRE_INFO_NAMETABLE 9
142 #define PCRE_INFO_STUDYSIZE 10
143 #define PCRE_INFO_DEFAULT_TABLES 11
145 /* Request types for pcre_config() */
147 #define PCRE_CONFIG_UTF8 0
148 #define PCRE_CONFIG_NEWLINE 1
149 #define PCRE_CONFIG_LINK_SIZE 2
150 #define PCRE_CONFIG_POSIX_MALLOC_THRESHOLD 3
151 #define PCRE_CONFIG_MATCH_LIMIT 4
152 #define PCRE_CONFIG_STACKRECURSE 5
153 #define PCRE_CONFIG_UNICODE_PROPERTIES 6
155 /* Bit flags for the pcre_extra structure */
157 #define PCRE_EXTRA_STUDY_DATA 0x0001
158 #define PCRE_EXTRA_MATCH_LIMIT 0x0002
159 #define PCRE_EXTRA_CALLOUT_DATA 0x0004
160 #define PCRE_EXTRA_TABLES 0x0008
164 struct real_pcre; /* declaration; the definition is private */
165 typedef struct real_pcre pcre;
167 /* The structure for passing additional data to pcre_exec(). This is defined in
168 such as way as to be extensible. Always add new fields at the end, in order to
169 remain compatible. */
171 typedef struct pcre_extra {
172 unsigned long int flags; /* Bits for which fields are set */
173 void *study_data; /* Opaque data from pcre_study() */
174 unsigned long int match_limit; /* Maximum number of calls to match() */
175 void *callout_data; /* Data passed back in callouts */
176 const unsigned char *tables; /* Pointer to character tables */
179 /* The structure for passing out data via the pcre_callout_function. We use a
180 structure so that new fields can be added on the end in future versions,
181 without changing the API of the function, thereby allowing old clients to work
182 without modification. */
184 typedef struct pcre_callout_block {
185 int version; /* Identifies version of block */
186 /* ------------------------ Version 0 ------------------------------- */
187 int callout_number; /* Number compiled into pattern */
188 int *offset_vector; /* The offset vector */
189 const char *subject; /* The subject being matched */
190 int subject_length; /* The length of the subject */
191 int start_match; /* Offset to start of this match attempt */
192 int current_position; /* Where we currently are in the subject */
193 int capture_top; /* Max current capture */
194 int capture_last; /* Most recently closed capture */
195 void *callout_data; /* Data passed in with the call */
196 /* ------------------- Added for Version 1 -------------------------- */
197 int pattern_position; /* Offset to next item in the pattern */
198 int next_item_length; /* Length of next item in the pattern */
199 /* ------------------------------------------------------------------ */
200 } pcre_callout_block;
202 /* Indirection for store get and free functions. These can be set to
203 alternative malloc/free functions if required. Special ones are used in the
204 non-recursive case for "frames". There is also an optional callout function
205 that is triggered by the (?) regex item. For Virtual Pascal, these definitions
206 have to take another form. */
209 PCRE_DATA_SCOPE void *(*pcre_malloc)(size_t);
210 PCRE_DATA_SCOPE void (*pcre_free)(void *);
211 PCRE_DATA_SCOPE void *(*pcre_stack_malloc)(size_t);
212 PCRE_DATA_SCOPE void (*pcre_stack_free)(void *);
213 PCRE_DATA_SCOPE int (*pcre_callout)(pcre_callout_block *);
215 PCRE_DATA_SCOPE void *pcre_malloc(size_t);
216 PCRE_DATA_SCOPE void pcre_free(void *);
217 PCRE_DATA_SCOPE void *pcre_stack_malloc(size_t);
218 PCRE_DATA_SCOPE void pcre_stack_free(void *);
219 PCRE_DATA_SCOPE int pcre_callout(pcre_callout_block *);
220 #endif /* VPCOMPAT */
222 /* Exported PCRE functions */
224 PCRE_DATA_SCOPE pcre *pcre_compile(const char *, int, const char **, int *,
225 const unsigned char *);
226 PCRE_DATA_SCOPE pcre *pcre_compile2(const char *, int, int *, const char **,
227 int *, const unsigned char *);
228 PCRE_DATA_SCOPE int pcre_config(int, void *);
229 PCRE_DATA_SCOPE int pcre_copy_named_substring(const pcre *, const char *,
230 int *, int, const char *, char *, int);
231 PCRE_DATA_SCOPE int pcre_copy_substring(const char *, int *, int, int, char *,
233 PCRE_DATA_SCOPE int pcre_dfa_exec(const pcre *, const pcre_extra *,
234 const char *, int, int, int, int *, int , int *, int);
235 PCRE_DATA_SCOPE int pcre_exec(const pcre *, const pcre_extra *, const char *,
236 int, int, int, int *, int);
237 PCRE_DATA_SCOPE void pcre_free_substring(const char *);
238 PCRE_DATA_SCOPE void pcre_free_substring_list(const char **);
239 PCRE_DATA_SCOPE int pcre_fullinfo(const pcre *, const pcre_extra *, int,
241 PCRE_DATA_SCOPE int pcre_get_named_substring(const pcre *, const char *,
242 int *, int, const char *, const char **);
243 PCRE_DATA_SCOPE int pcre_get_stringnumber(const pcre *, const char *);
244 PCRE_DATA_SCOPE int pcre_get_substring(const char *, int *, int, int,
246 PCRE_DATA_SCOPE int pcre_get_substring_list(const char *, int *, int,
248 PCRE_DATA_SCOPE int pcre_info(const pcre *, int *, int *);
249 PCRE_DATA_SCOPE const unsigned char *pcre_maketables(void);
250 PCRE_DATA_SCOPE int pcre_refcount(pcre *, int);
251 PCRE_DATA_SCOPE pcre_extra *pcre_study(const pcre *, int, const char **);
252 PCRE_DATA_SCOPE const char *pcre_version(void);
258 #endif /* End of pcre.h */