/[pcre]/code/tags/pcre-4.5/internal.h
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revision 23 by nigel, Sat Feb 24 21:38:41 2007 UTC revision 27 by nigel, Sat Feb 24 21:38:49 2007 UTC
# Line 3  Line 3 
3  *************************************************/  *************************************************/
4    
5    
6  #define PCRE_VERSION       "2.00 24-Sep-1998"  #define PCRE_VERSION       "2.02 14-Jan-1999"
7    
8    
9  /* This is a library of functions to support regular expressions whose syntax  /* This is a library of functions to support regular expressions whose syntax
# Line 12  the file Tech.Notes for some information Line 12  the file Tech.Notes for some information
12    
13  Written by: Philip Hazel <ph10@cam.ac.uk>  Written by: Philip Hazel <ph10@cam.ac.uk>
14    
15             Copyright (c) 1998 University of Cambridge             Copyright (c) 1997-1999 University of Cambridge
16    
17  -----------------------------------------------------------------------------  -----------------------------------------------------------------------------
18  Permission is granted to anyone to use this software for any purpose on any  Permission is granted to anyone to use this software for any purpose on any
# Line 259  runs on as long as necessary after the e Line 259  runs on as long as necessary after the e
259    
260  typedef struct real_pcre {  typedef struct real_pcre {
261    unsigned int  magic_number;    unsigned int  magic_number;
262      const unsigned char *tables;
263    unsigned short int options;    unsigned short int options;
264    unsigned char top_bracket;    unsigned char top_bracket;
265    unsigned char top_backref;    unsigned char top_backref;
# Line 273  typedef struct real_pcre_extra { Line 274  typedef struct real_pcre_extra {
274    unsigned char start_bits[32];    unsigned char start_bits[32];
275  } real_pcre_extra;  } real_pcre_extra;
276    
 /* Global tables from chartables.c */  
277    
278  extern uschar pcre_lcc[];  /* Structure for passing "static" information around between the functions
279  extern uschar pcre_fcc[];  doing the compiling, so that they are thread-safe. */
 extern uschar pcre_cbits[];  
 extern uschar pcre_ctypes[];  
280    
281  /* Bit definitions for entries in pcre_ctypes[]. */  typedef struct compile_data {
282      const uschar *lcc;            /* Points to lower casing table */
283      const uschar *fcc;            /* Points to case-flippint table */
284      const uschar *cbits;          /* Points to character type table */
285      const uschar *ctypes;         /* Points to table of type maps */
286    } compile_data;
287    
288    /* Structure for passing "static" information around between the functions
289    doing the matching, so that they are thread-safe. */
290    
291    typedef struct match_data {
292      int    errorcode;             /* As it says */
293      int   *offset_vector;         /* Offset vector */
294      int    offset_end;            /* One past the end */
295      int    offset_max;            /* The maximum usable for return data */
296      const uschar *lcc;            /* Points to lower casing table */
297      const uschar *ctypes;         /* Points to table of type maps */
298      BOOL   offset_overflow;       /* Set if too many extractions */
299      BOOL   notbol;                /* NOTBOL flag */
300      BOOL   noteol;                /* NOTEOL flag */
301      BOOL   endonly;               /* Dollar not before final \n */
302      const uschar *start_subject;  /* Start of the subject string */
303      const uschar *end_subject;    /* End of the subject string */
304      const uschar *end_match_ptr;  /* Subject position at end match */
305      int     end_offset_top;       /* Highwater mark at end of match */
306    } match_data;
307    
308    /* Bit definitions for entries in the pcre_ctypes table. */
309    
310  #define ctype_space   0x01  #define ctype_space   0x01
311  #define ctype_letter  0x02  #define ctype_letter  0x02
# Line 289  extern uschar pcre_ctypes[]; Line 314  extern uschar pcre_ctypes[];
314  #define ctype_word    0x10   /* alphameric or '_' */  #define ctype_word    0x10   /* alphameric or '_' */
315  #define ctype_meta    0x80   /* regexp meta char or zero (end pattern) */  #define ctype_meta    0x80   /* regexp meta char or zero (end pattern) */
316    
317  /* Offsets for the bitmap tables */  /* Offsets for the bitmap tables in pcre_cbits. Each table contains a set
318    of bits for a class map. */
319    
320  #define cbit_digit    0  #define cbit_digit    0      /* for \d */
321  #define cbit_letter  32  #define cbit_word    32      /* for \w */
322  #define cbit_word    64  #define cbit_space   64      /* for \s */
323  #define cbit_space   96  #define cbit_length  96      /* Length of the cbits table */
324  #define cbit_length 128      /* Length of the cbits table */  
325    /* Offsets of the various tables from the base tables pointer, and
326    total length. */
327    
328    #define lcc_offset      0
329    #define fcc_offset    256
330    #define cbits_offset  512
331    #define ctypes_offset (cbits_offset + cbit_length)
332    #define tables_length (ctypes_offset + 256)
333    
334  /* End of internal.h */  /* End of internal.h */
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