mirror of
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194 lines
6.9 KiB
C
194 lines
6.9 KiB
C
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/*************************************************
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* Perl-Compatible Regular Expressions *
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*************************************************/
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/* Copyright (c) 1997-2003 University of Cambridge */
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#ifndef _PCRE_H
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#define _PCRE_H
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/* The file pcre.h is build by "configure". Do not edit it; instead
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make changes to pcre.in. */
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#define PCRE_MAJOR 4
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#define PCRE_MINOR 5
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#define PCRE_DATE 01-December-2003
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/* Win32 uses DLL by default */
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#ifdef _WIN32
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# ifdef PCRE_DEFINITION
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# ifdef DLL_EXPORT
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# define PCRE_DATA_SCOPE __declspec(dllexport)
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# endif
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# else
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# ifndef PCRE_STATIC
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# define PCRE_DATA_SCOPE extern __declspec(dllimport)
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# endif
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# endif
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#endif
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#ifndef PCRE_DATA_SCOPE
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# define PCRE_DATA_SCOPE extern
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#endif
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/* Have to include stdlib.h in order to ensure that size_t is defined;
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it is needed here for malloc. */
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#include <stdlib.h>
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/* Allow for C++ users */
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#ifdef __cplusplus
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extern "C" {
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#endif
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/* Options */
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#define PCRE_CASELESS 0x0001
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#define PCRE_MULTILINE 0x0002
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#define PCRE_DOTALL 0x0004
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#define PCRE_EXTENDED 0x0008
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#define PCRE_ANCHORED 0x0010
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#define PCRE_DOLLAR_ENDONLY 0x0020
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#define PCRE_EXTRA 0x0040
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#define PCRE_NOTBOL 0x0080
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#define PCRE_NOTEOL 0x0100
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#define PCRE_UNGREEDY 0x0200
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#define PCRE_NOTEMPTY 0x0400
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#define PCRE_UTF8 0x0800
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#define PCRE_NO_AUTO_CAPTURE 0x1000
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#define PCRE_NO_UTF8_CHECK 0x2000
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/* Exec-time and get/set-time error codes */
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#define PCRE_ERROR_NOMATCH (-1)
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#define PCRE_ERROR_NULL (-2)
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#define PCRE_ERROR_BADOPTION (-3)
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#define PCRE_ERROR_BADMAGIC (-4)
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#define PCRE_ERROR_UNKNOWN_NODE (-5)
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#define PCRE_ERROR_NOMEMORY (-6)
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#define PCRE_ERROR_NOSUBSTRING (-7)
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#define PCRE_ERROR_MATCHLIMIT (-8)
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#define PCRE_ERROR_CALLOUT (-9) /* Never used by PCRE itself */
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#define PCRE_ERROR_BADUTF8 (-10)
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#define PCRE_ERROR_BADUTF8_OFFSET (-11)
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/* Request types for pcre_fullinfo() */
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#define PCRE_INFO_OPTIONS 0
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#define PCRE_INFO_SIZE 1
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#define PCRE_INFO_CAPTURECOUNT 2
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#define PCRE_INFO_BACKREFMAX 3
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#define PCRE_INFO_FIRSTBYTE 4
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#define PCRE_INFO_FIRSTCHAR 4 /* For backwards compatibility */
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#define PCRE_INFO_FIRSTTABLE 5
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#define PCRE_INFO_LASTLITERAL 6
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#define PCRE_INFO_NAMEENTRYSIZE 7
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#define PCRE_INFO_NAMECOUNT 8
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#define PCRE_INFO_NAMETABLE 9
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#define PCRE_INFO_STUDYSIZE 10
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/* Request types for pcre_config() */
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#define PCRE_CONFIG_UTF8 0
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#define PCRE_CONFIG_NEWLINE 1
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#define PCRE_CONFIG_LINK_SIZE 2
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#define PCRE_CONFIG_POSIX_MALLOC_THRESHOLD 3
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#define PCRE_CONFIG_MATCH_LIMIT 4
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#define PCRE_CONFIG_STACKRECURSE 5
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/* Bit flags for the pcre_extra structure */
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#define PCRE_EXTRA_STUDY_DATA 0x0001
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#define PCRE_EXTRA_MATCH_LIMIT 0x0002
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#define PCRE_EXTRA_CALLOUT_DATA 0x0004
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/* Types */
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struct real_pcre; /* declaration; the definition is private */
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typedef struct real_pcre pcre;
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/* The structure for passing additional data to pcre_exec(). This is defined in
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such as way as to be extensible. */
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typedef struct pcre_extra {
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unsigned long int flags; /* Bits for which fields are set */
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void *study_data; /* Opaque data from pcre_study() */
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unsigned long int match_limit; /* Maximum number of calls to match() */
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void *callout_data; /* Data passed back in callouts */
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} pcre_extra;
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/* The structure for passing out data via the pcre_callout_function. We use a
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structure so that new fields can be added on the end in future versions,
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without changing the API of the function, thereby allowing old clients to work
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without modification. */
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typedef struct pcre_callout_block {
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int version; /* Identifies version of block */
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/* ------------------------ Version 0 ------------------------------- */
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int callout_number; /* Number compiled into pattern */
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int *offset_vector; /* The offset vector */
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const char *subject; /* The subject being matched */
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int subject_length; /* The length of the subject */
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int start_match; /* Offset to start of this match attempt */
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int current_position; /* Where we currently are */
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int capture_top; /* Max current capture */
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int capture_last; /* Most recently closed capture */
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void *callout_data; /* Data passed in with the call */
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/* ------------------------------------------------------------------ */
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} pcre_callout_block;
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/* Indirection for store get and free functions. These can be set to
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alternative malloc/free functions if required. Special ones are used in the
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non-recursive case for "frames". There is also an optional callout function
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that is triggered by the (?) regex item. Some magic is required for Win32 DLL;
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it is null on other OS. For Virtual Pascal, these have to be different again.
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*/
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#ifndef VPCOMPAT
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PCRE_DATA_SCOPE void *(*pcre_malloc)(size_t);
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PCRE_DATA_SCOPE void (*pcre_free)(void *);
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PCRE_DATA_SCOPE void *(*pcre_stack_malloc)(size_t);
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PCRE_DATA_SCOPE void (*pcre_stack_free)(void *);
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PCRE_DATA_SCOPE int (*pcre_callout)(pcre_callout_block *);
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#else /* VPCOMPAT */
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extern void *pcre_malloc(size_t);
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extern void pcre_free(void *);
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extern void *pcre_stack_malloc(size_t);
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extern void pcre_stack_free(void *);
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extern int pcre_callout(pcre_callout_block *);
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#endif /* VPCOMPAT */
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/* Exported PCRE functions */
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extern pcre *pcre_compile(const char *, int, const char **,
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int *, const unsigned char *);
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extern int pcre_config(int, void *);
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extern int pcre_copy_named_substring(const pcre *, const char *,
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int *, int, const char *, char *, int);
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extern int pcre_copy_substring(const char *, int *, int, int,
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char *, int);
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extern int pcre_exec(const pcre *, const pcre_extra *,
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const char *, int, int, int, int *, int);
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extern void pcre_free_substring(const char *);
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extern void pcre_free_substring_list(const char **);
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extern int pcre_fullinfo(const pcre *, const pcre_extra *, int,
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void *);
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extern int pcre_get_named_substring(const pcre *, const char *,
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int *, int, const char *, const char **);
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extern int pcre_get_stringnumber(const pcre *, const char *);
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extern int pcre_get_substring(const char *, int *, int, int,
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const char **);
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extern int pcre_get_substring_list(const char *, int *, int,
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const char ***);
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extern int pcre_info(const pcre *, int *, int *);
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extern const unsigned char *pcre_maketables(void);
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extern pcre_extra *pcre_study(const pcre *, int, const char **);
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extern const char *pcre_version(void);
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#ifdef __cplusplus
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} /* extern "C" */
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#endif
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#endif /* End of pcre.h */
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