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root/svn/ircd-hybrid/lib/pcre/pcre.h
Revision: 32
Committed: Sun Oct 2 20:41:23 2005 UTC (18 years, 5 months ago) by knight
Content type: text/x-chdr
File size: 8692 byte(s)
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File Contents

# Content
1 /* $Id$ */
2
3 /*************************************************
4 * Perl-Compatible Regular Expressions *
5 *************************************************/
6
7 /* In its original form, this is the .in file that is transformed by
8 "configure" into pcre.h.
9
10 Copyright (c) 1997-2005 University of Cambridge
11
12 -----------------------------------------------------------------------------
13 Redistribution and use in source and binary forms, with or without
14 modification, are permitted provided that the following conditions are met:
15
16 * Redistributions of source code must retain the above copyright notice,
17 this list of conditions and the following disclaimer.
18
19 * Redistributions in binary form must reproduce the above copyright
20 notice, this list of conditions and the following disclaimer in the
21 documentation and/or other materials provided with the distribution.
22
23 * Neither the name of the University of Cambridge nor the names of its
24 contributors may be used to endorse or promote products derived from
25 this software without specific prior written permission.
26
27 THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
28 AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
29 IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
30 ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
31 LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
32 CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
33 SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
34 INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
35 CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
36 ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
37 POSSIBILITY OF SUCH DAMAGE.
38 -----------------------------------------------------------------------------
39 */
40
41 #ifndef _PCRE_H
42 #define _PCRE_H
43
44 /* The file pcre.h is build by "configure". Do not edit it; instead
45 make changes to pcre.in. */
46
47 #define PCRE_MAJOR 6
48 #define PCRE_MINOR 3
49 #define PCRE_DATE 15-Aug-2005
50
51 /* Win32 uses DLL by default; it needs special stuff for exported functions. */
52
53 #ifdef _WIN32
54 # ifdef PCRE_DEFINITION
55 # ifdef DLL_EXPORT
56 # define PCRE_DATA_SCOPE __declspec(dllexport)
57 # endif
58 # else
59 # ifndef PCRE_STATIC
60 # define PCRE_DATA_SCOPE extern __declspec(dllimport)
61 # endif
62 # endif
63 #endif
64
65 /* For other operating systems, we use the standard "extern". */
66
67 #ifndef PCRE_DATA_SCOPE
68 # ifdef __cplusplus
69 # define PCRE_DATA_SCOPE extern "C"
70 # else
71 # define PCRE_DATA_SCOPE extern
72 # endif
73 #endif
74
75 /* Have to include stdlib.h in order to ensure that size_t is defined;
76 it is needed here for malloc. */
77
78 #include <stdlib.h>
79
80 /* Allow for C++ users */
81
82 #ifdef __cplusplus
83 extern "C" {
84 #endif
85
86 /* Options */
87
88 #define PCRE_CASELESS 0x00000001
89 #define PCRE_MULTILINE 0x00000002
90 #define PCRE_DOTALL 0x00000004
91 #define PCRE_EXTENDED 0x00000008
92 #define PCRE_ANCHORED 0x00000010
93 #define PCRE_DOLLAR_ENDONLY 0x00000020
94 #define PCRE_EXTRA 0x00000040
95 #define PCRE_NOTBOL 0x00000080
96 #define PCRE_NOTEOL 0x00000100
97 #define PCRE_UNGREEDY 0x00000200
98 #define PCRE_NOTEMPTY 0x00000400
99 #define PCRE_UTF8 0x00000800
100 #define PCRE_NO_AUTO_CAPTURE 0x00001000
101 #define PCRE_NO_UTF8_CHECK 0x00002000
102 #define PCRE_AUTO_CALLOUT 0x00004000
103 #define PCRE_PARTIAL 0x00008000
104 #define PCRE_DFA_SHORTEST 0x00010000
105 #define PCRE_DFA_RESTART 0x00020000
106 #define PCRE_FIRSTLINE 0x00040000
107
108 /* Exec-time and get/set-time error codes */
109
110 #define PCRE_ERROR_NOMATCH (-1)
111 #define PCRE_ERROR_NULL (-2)
112 #define PCRE_ERROR_BADOPTION (-3)
113 #define PCRE_ERROR_BADMAGIC (-4)
114 #define PCRE_ERROR_UNKNOWN_NODE (-5)
115 #define PCRE_ERROR_NOMEMORY (-6)
116 #define PCRE_ERROR_NOSUBSTRING (-7)
117 #define PCRE_ERROR_MATCHLIMIT (-8)
118 #define PCRE_ERROR_CALLOUT (-9) /* Never used by PCRE itself */
119 #define PCRE_ERROR_BADUTF8 (-10)
120 #define PCRE_ERROR_BADUTF8_OFFSET (-11)
121 #define PCRE_ERROR_PARTIAL (-12)
122 #define PCRE_ERROR_BADPARTIAL (-13)
123 #define PCRE_ERROR_INTERNAL (-14)
124 #define PCRE_ERROR_BADCOUNT (-15)
125 #define PCRE_ERROR_DFA_UITEM (-16)
126 #define PCRE_ERROR_DFA_UCOND (-17)
127 #define PCRE_ERROR_DFA_UMLIMIT (-18)
128 #define PCRE_ERROR_DFA_WSSIZE (-19)
129 #define PCRE_ERROR_DFA_RECURSE (-20)
130
131 /* Request types for pcre_fullinfo() */
132
133 #define PCRE_INFO_OPTIONS 0
134 #define PCRE_INFO_SIZE 1
135 #define PCRE_INFO_CAPTURECOUNT 2
136 #define PCRE_INFO_BACKREFMAX 3
137 #define PCRE_INFO_FIRSTBYTE 4
138 #define PCRE_INFO_FIRSTCHAR 4 /* For backwards compatibility */
139 #define PCRE_INFO_FIRSTTABLE 5
140 #define PCRE_INFO_LASTLITERAL 6
141 #define PCRE_INFO_NAMEENTRYSIZE 7
142 #define PCRE_INFO_NAMECOUNT 8
143 #define PCRE_INFO_NAMETABLE 9
144 #define PCRE_INFO_STUDYSIZE 10
145 #define PCRE_INFO_DEFAULT_TABLES 11
146
147 /* Bit flags for the pcre_extra structure */
148
149 #define PCRE_EXTRA_STUDY_DATA 0x0001
150 #define PCRE_EXTRA_MATCH_LIMIT 0x0002
151 #define PCRE_EXTRA_CALLOUT_DATA 0x0004
152 #define PCRE_EXTRA_TABLES 0x0008
153
154 /* Types */
155
156 struct real_pcre; /* declaration; the definition is private */
157 typedef struct real_pcre pcre;
158
159 /* The structure for passing additional data to pcre_exec(). This is defined in
160 such as way as to be extensible. Always add new fields at the end, in order to
161 remain compatible. */
162
163 typedef struct pcre_extra {
164 unsigned long int flags; /* Bits for which fields are set */
165 void *study_data; /* Opaque data from pcre_study() */
166 unsigned long int match_limit; /* Maximum number of calls to match() */
167 void *callout_data; /* Data passed back in callouts */
168 const unsigned char *tables; /* Pointer to character tables */
169 } pcre_extra;
170
171 /* The structure for passing out data via the pcre_callout_function. We use a
172 structure so that new fields can be added on the end in future versions,
173 without changing the API of the function, thereby allowing old clients to work
174 without modification. */
175
176 typedef struct pcre_callout_block {
177 int version; /* Identifies version of block */
178 /* ------------------------ Version 0 ------------------------------- */
179 int callout_number; /* Number compiled into pattern */
180 int *offset_vector; /* The offset vector */
181 const char *subject; /* The subject being matched */
182 int subject_length; /* The length of the subject */
183 int start_match; /* Offset to start of this match attempt */
184 int current_position; /* Where we currently are in the subject */
185 int capture_top; /* Max current capture */
186 int capture_last; /* Most recently closed capture */
187 void *callout_data; /* Data passed in with the call */
188 /* ------------------- Added for Version 1 -------------------------- */
189 int pattern_position; /* Offset to next item in the pattern */
190 int next_item_length; /* Length of next item in the pattern */
191 /* ------------------------------------------------------------------ */
192 } pcre_callout_block;
193
194 /* Indirection for store get and free functions. These can be set to
195 alternative malloc/free functions if required. Special ones are used in the
196 non-recursive case for "frames". There is also an optional callout function
197 that is triggered by the (?) regex item. */
198
199 PCRE_DATA_SCOPE void *(*pcre_malloc)(size_t);
200 PCRE_DATA_SCOPE void (*pcre_free)(void *);
201 PCRE_DATA_SCOPE void *(*pcre_stack_malloc)(size_t);
202 PCRE_DATA_SCOPE void (*pcre_stack_free)(void *);
203 PCRE_DATA_SCOPE int (*pcre_callout)(pcre_callout_block *);
204
205 /* Exported PCRE functions */
206
207 PCRE_DATA_SCOPE pcre *pcre_compile(const char *, int, const char **, int *,
208 const unsigned char *);
209 PCRE_DATA_SCOPE pcre *pcre_compile2(const char *, int, int *, const char **,
210 int *, const unsigned char *);
211 PCRE_DATA_SCOPE int pcre_exec(const pcre *, const pcre_extra *, const char *,
212 int, int, int, int *, int);
213 PCRE_DATA_SCOPE int pcre_fullinfo(const pcre *, const pcre_extra *, int,
214 void *);
215 PCRE_DATA_SCOPE pcre_extra *pcre_study(const pcre *, int, const char **);
216
217 #ifdef __cplusplus
218 } /* extern "C" */
219 #endif
220
221 #endif /* End of pcre.h */

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