/[pcre]/code/trunk/internal.h
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revision 23 by nigel, Sat Feb 24 21:38:41 2007 UTC revision 31 by nigel, Sat Feb 24 21:38:57 2007 UTC
# Line 3  Line 3 
3  *************************************************/  *************************************************/
4    
5    
6  #define PCRE_VERSION       "2.00 24-Sep-1998"  #define PCRE_VERSION       "2.04 19-Feb-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 28  restrictions: Line 28  restrictions:
28    
29  3. Altered versions must be plainly marked as such, and must not be  3. Altered versions must be plainly marked as such, and must not be
30     misrepresented as being the original software.     misrepresented as being the original software.
31    
32    4. If PCRE is embedded in any software that is released under the GNU
33       General Purpose Licence (GPL), then the terms of that licence shall
34       supersede any condition above with which it is incompatible.
35  -----------------------------------------------------------------------------  -----------------------------------------------------------------------------
36  */  */
37    
# Line 259  runs on as long as necessary after the e Line 263  runs on as long as necessary after the e
263    
264  typedef struct real_pcre {  typedef struct real_pcre {
265    unsigned int  magic_number;    unsigned int  magic_number;
266      const unsigned char *tables;
267    unsigned short int options;    unsigned short int options;
268    unsigned char top_bracket;    unsigned char top_bracket;
269    unsigned char top_backref;    unsigned char top_backref;
# Line 273  typedef struct real_pcre_extra { Line 278  typedef struct real_pcre_extra {
278    unsigned char start_bits[32];    unsigned char start_bits[32];
279  } real_pcre_extra;  } real_pcre_extra;
280    
 /* Global tables from chartables.c */  
281    
282  extern uschar pcre_lcc[];  /* Structure for passing "static" information around between the functions
283  extern uschar pcre_fcc[];  doing the compiling, so that they are thread-safe. */
284  extern uschar pcre_cbits[];  
285  extern uschar pcre_ctypes[];  typedef struct compile_data {
286      const uschar *lcc;            /* Points to lower casing table */
287      const uschar *fcc;            /* Points to case-flippint table */
288      const uschar *cbits;          /* Points to character type table */
289      const uschar *ctypes;         /* Points to table of type maps */
290    } compile_data;
291    
292    /* Structure for passing "static" information around between the functions
293    doing the matching, so that they are thread-safe. */
294    
295    typedef struct match_data {
296      int    errorcode;             /* As it says */
297      int   *offset_vector;         /* Offset vector */
298      int    offset_end;            /* One past the end */
299      int    offset_max;            /* The maximum usable for return data */
300      const uschar *lcc;            /* Points to lower casing table */
301      const uschar *ctypes;         /* Points to table of type maps */
302      BOOL   offset_overflow;       /* Set if too many extractions */
303      BOOL   notbol;                /* NOTBOL flag */
304      BOOL   noteol;                /* NOTEOL flag */
305      BOOL   endonly;               /* Dollar not before final \n */
306      const uschar *start_subject;  /* Start of the subject string */
307      const uschar *end_subject;    /* End of the subject string */
308      const uschar *end_match_ptr;  /* Subject position at end match */
309      int     end_offset_top;       /* Highwater mark at end of match */
310    } match_data;
311    
312  /* Bit definitions for entries in pcre_ctypes[]. */  /* Bit definitions for entries in the pcre_ctypes table. */
313    
314  #define ctype_space   0x01  #define ctype_space   0x01
315  #define ctype_letter  0x02  #define ctype_letter  0x02
# Line 289  extern uschar pcre_ctypes[]; Line 318  extern uschar pcre_ctypes[];
318  #define ctype_word    0x10   /* alphameric or '_' */  #define ctype_word    0x10   /* alphameric or '_' */
319  #define ctype_meta    0x80   /* regexp meta char or zero (end pattern) */  #define ctype_meta    0x80   /* regexp meta char or zero (end pattern) */
320    
321  /* Offsets for the bitmap tables */  /* Offsets for the bitmap tables in pcre_cbits. Each table contains a set
322    of bits for a class map. */
323    
324  #define cbit_digit    0  #define cbit_digit    0      /* for \d */
325  #define cbit_letter  32  #define cbit_word    32      /* for \w */
326  #define cbit_word    64  #define cbit_space   64      /* for \s */
327  #define cbit_space   96  #define cbit_length  96      /* Length of the cbits table */
328  #define cbit_length 128      /* Length of the cbits table */  
329    /* Offsets of the various tables from the base tables pointer, and
330    total length. */
331    
332    #define lcc_offset      0
333    #define fcc_offset    256
334    #define cbits_offset  512
335    #define ctypes_offset (cbits_offset + cbit_length)
336    #define tables_length (ctypes_offset + 256)
337    
338  /* End of internal.h */  /* End of internal.h */
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