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* Perl-Compatible Regular Expressions * |
* Perl-Compatible Regular Expressions * |
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*************************************************/ |
*************************************************/ |
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/* Copyright (c) 1997-2001 University of Cambridge */ |
/* Copyright (c) 1997-2003 University of Cambridge */ |
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#ifndef _PCRE_H |
#ifndef _PCRE_H |
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#define _PCRE_H |
#define _PCRE_H |
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/* Win32 uses DLL by default */ |
/* Win32 uses DLL by default */ |
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#ifdef _WIN32 |
#ifdef _WIN32 |
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# ifdef STATIC |
# ifdef PCRE_DEFINITION |
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# define PCRE_DL_IMPORT |
# ifdef DLL_EXPORT |
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# else |
# define PCRE_DATA_SCOPE __declspec(dllexport) |
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# define PCRE_DL_IMPORT __declspec(dllimport) |
# endif |
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# endif |
# else |
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#else |
# ifndef PCRE_STATIC |
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# define PCRE_DL_IMPORT |
# define PCRE_DATA_SCOPE __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 |
#endif |
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/* Have to include stdlib.h in order to ensure that size_t is defined; |
/* Have to include stdlib.h in order to ensure that size_t is defined; |
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/* Options */ |
/* Options */ |
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#define PCRE_CASELESS 0x0001 |
#define PCRE_CASELESS 0x0001 |
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#define PCRE_MULTILINE 0x0002 |
#define PCRE_MULTILINE 0x0002 |
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#define PCRE_DOTALL 0x0004 |
#define PCRE_DOTALL 0x0004 |
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#define PCRE_EXTENDED 0x0008 |
#define PCRE_EXTENDED 0x0008 |
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#define PCRE_ANCHORED 0x0010 |
#define PCRE_ANCHORED 0x0010 |
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#define PCRE_DOLLAR_ENDONLY 0x0020 |
#define PCRE_DOLLAR_ENDONLY 0x0020 |
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#define PCRE_EXTRA 0x0040 |
#define PCRE_EXTRA 0x0040 |
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#define PCRE_NOTBOL 0x0080 |
#define PCRE_NOTBOL 0x0080 |
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#define PCRE_NOTEOL 0x0100 |
#define PCRE_NOTEOL 0x0100 |
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#define PCRE_UNGREEDY 0x0200 |
#define PCRE_UNGREEDY 0x0200 |
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#define PCRE_NOTEMPTY 0x0400 |
#define PCRE_NOTEMPTY 0x0400 |
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#define PCRE_UTF8 0x0800 |
#define PCRE_UTF8 0x0800 |
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#define PCRE_NO_AUTO_CAPTURE 0x1000 |
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/* Exec-time and get-time error codes */ |
/* Exec-time and get/set-time error codes */ |
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#define PCRE_ERROR_NOMATCH (-1) |
#define PCRE_ERROR_NOMATCH (-1) |
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#define PCRE_ERROR_NULL (-2) |
#define PCRE_ERROR_NULL (-2) |
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#define PCRE_ERROR_UNKNOWN_NODE (-5) |
#define PCRE_ERROR_UNKNOWN_NODE (-5) |
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#define PCRE_ERROR_NOMEMORY (-6) |
#define PCRE_ERROR_NOMEMORY (-6) |
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#define PCRE_ERROR_NOSUBSTRING (-7) |
#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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/* Request types for pcre_fullinfo() */ |
/* Request types for pcre_fullinfo() */ |
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#define PCRE_INFO_OPTIONS 0 |
#define PCRE_INFO_OPTIONS 0 |
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#define PCRE_INFO_SIZE 1 |
#define PCRE_INFO_SIZE 1 |
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#define PCRE_INFO_CAPTURECOUNT 2 |
#define PCRE_INFO_CAPTURECOUNT 2 |
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#define PCRE_INFO_BACKREFMAX 3 |
#define PCRE_INFO_BACKREFMAX 3 |
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#define PCRE_INFO_FIRSTCHAR 4 |
#define PCRE_INFO_FIRSTBYTE 4 |
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#define PCRE_INFO_FIRSTTABLE 5 |
#define PCRE_INFO_FIRSTCHAR 4 /* For backwards compatibility */ |
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#define PCRE_INFO_LASTLITERAL 6 |
#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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/* 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 */ |
/* Types */ |
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struct real_pcre; /* declaration; the definition is private */ |
struct real_pcre; /* declaration; the definition is private */ |
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struct real_pcre_extra; /* declaration; the definition is private */ |
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typedef struct real_pcre pcre; |
typedef struct real_pcre pcre; |
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typedef struct real_pcre_extra pcre_extra; |
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/* Store get and free functions. These can be set to alternative malloc/free |
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functions if required. Some magic is required for Win32 DLL; it is null on |
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other OS. */ |
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PCRE_DL_IMPORT extern void *(*pcre_malloc)(size_t); |
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PCRE_DL_IMPORT extern void (*pcre_free)(void *); |
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#undef PCRE_DL_IMPORT |
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/* Functions */ |
/* 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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extern pcre *pcre_compile(const char *, int, const char **, int *, |
typedef struct pcre_extra { |
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const unsigned char *); |
unsigned long int flags; /* Bits for which fields are set */ |
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extern int pcre_copy_substring(const char *, int *, int, int, char *, int); |
void *study_data; /* Opaque data from pcre_study() */ |
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extern int pcre_exec(const pcre *, const pcre_extra *, const char *, |
unsigned long int match_limit; /* Maximum number of calls to match() */ |
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int, int, int, int *, int); |
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. There is also an optional |
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callout function that is triggered by the (?) regex item. Some magic is |
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required for Win32 DLL; it is null on other OS. For Virtual Pascal, these |
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have to be different again. */ |
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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 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 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 *); |
extern void pcre_free_substring(const char *); |
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extern void pcre_free_substring_list(const char **); |
extern void pcre_free_substring_list(const char **); |
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extern int pcre_get_substring(const char *, int *, int, int, const char **); |
extern int pcre_fullinfo(const pcre *, const pcre_extra *, int, |
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extern int pcre_get_substring_list(const char *, int *, int, const char ***); |
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 *); |
extern int pcre_info(const pcre *, int *, int *); |
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extern int pcre_fullinfo(const pcre *, const pcre_extra *, int, void *); |
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extern const unsigned char *pcre_maketables(void); |
extern const unsigned char *pcre_maketables(void); |
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extern pcre_extra *pcre_study(const pcre *, int, const char **); |
extern pcre_extra *pcre_study(const pcre *, int, const char **); |
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extern const char *pcre_version(void); |
extern const char *pcre_version(void); |