/[pcre]/code/trunk/pcre.h.in
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revision 579 by ph10, Wed Nov 24 17:39:25 2010 UTC revision 1374 by ph10, Sat Oct 12 15:49:48 2013 UTC
# Line 5  Line 5 
5  /* This is the public header file for the PCRE library, to be #included by  /* This is the public header file for the PCRE library, to be #included by
6  applications that call the PCRE functions.  applications that call the PCRE functions.
7    
8             Copyright (c) 1997-2010 University of Cambridge             Copyright (c) 1997-2013 University of Cambridge
9    
10  -----------------------------------------------------------------------------  -----------------------------------------------------------------------------
11  Redistribution and use in source and binary forms, with or without  Redistribution and use in source and binary forms, with or without
# Line 95  it is needed here for malloc. */ Line 95  it is needed here for malloc. */
95  extern "C" {  extern "C" {
96  #endif  #endif
97    
98  /* Options. Some are compile-time only, some are run-time only, and some are  /* Public options. Some are compile-time only, some are run-time only, and some
99  both, so we keep them all distinct. However, almost all the bits in the options  are both. Most of the compile-time options are saved with the compiled regex so
100  word are now used. In the long run, we may have to re-use some of the  that they can be inspected during studying (and therefore JIT compiling). Note
101  compile-time only bits for runtime options, or vice versa. */  that pcre_study() has its own set of options. Originally, all the options
102    defined here used distinct bits. However, almost all the bits in a 32-bit word
103  #define PCRE_CASELESS           0x00000001  /* Compile */  are now used, so in order to conserve them, option bits that were previously
104  #define PCRE_MULTILINE          0x00000002  /* Compile */  only recognized at matching time (i.e. by pcre_exec() or pcre_dfa_exec()) may
105  #define PCRE_DOTALL             0x00000004  /* Compile */  also be used for compile-time options that affect only compiling and are not
106  #define PCRE_EXTENDED           0x00000008  /* Compile */  relevant for studying or JIT compiling.
107  #define PCRE_ANCHORED           0x00000010  /* Compile, exec, DFA exec */  
108  #define PCRE_DOLLAR_ENDONLY     0x00000020  /* Compile */  Some options for pcre_compile() change its behaviour but do not affect the
109  #define PCRE_EXTRA              0x00000040  /* Compile */  behaviour of the execution functions. Other options are passed through to the
110  #define PCRE_NOTBOL             0x00000080  /* Exec, DFA exec */  execution functions and affect their behaviour, with or without affecting the
111  #define PCRE_NOTEOL             0x00000100  /* Exec, DFA exec */  behaviour of pcre_compile().
112  #define PCRE_UNGREEDY           0x00000200  /* Compile */  
113  #define PCRE_NOTEMPTY           0x00000400  /* Exec, DFA exec */  Options that can be passed to pcre_compile() are tagged Cx below, with these
114  #define PCRE_UTF8               0x00000800  /* Compile */  variants:
115  #define PCRE_NO_AUTO_CAPTURE    0x00001000  /* Compile */  
116  #define PCRE_NO_UTF8_CHECK      0x00002000  /* Compile, exec, DFA exec */  C1   Affects compile only
117  #define PCRE_AUTO_CALLOUT       0x00004000  /* Compile */  C2   Does not affect compile; affects exec, dfa_exec
118  #define PCRE_PARTIAL_SOFT       0x00008000  /* Exec, DFA exec */  C3   Affects compile, exec, dfa_exec
119  #define PCRE_PARTIAL            0x00008000  /* Backwards compatible synonym */  C4   Affects compile, exec, dfa_exec, study
120  #define PCRE_DFA_SHORTEST       0x00010000  /* DFA exec */  C5   Affects compile, exec, study
121  #define PCRE_DFA_RESTART        0x00020000  /* DFA exec */  
122  #define PCRE_FIRSTLINE          0x00040000  /* Compile */  Options that can be set for pcre_exec() and/or pcre_dfa_exec() are flagged with
123  #define PCRE_DUPNAMES           0x00080000  /* Compile */  E and D, respectively. They take precedence over C3, C4, and C5 settings passed
124  #define PCRE_NEWLINE_CR         0x00100000  /* Compile, exec, DFA exec */  from pcre_compile(). Those that are compatible with JIT execution are flagged
125  #define PCRE_NEWLINE_LF         0x00200000  /* Compile, exec, DFA exec */  with J. */
126  #define PCRE_NEWLINE_CRLF       0x00300000  /* Compile, exec, DFA exec */  
127  #define PCRE_NEWLINE_ANY        0x00400000  /* Compile, exec, DFA exec */  #define PCRE_CASELESS           0x00000001  /* C1       */
128  #define PCRE_NEWLINE_ANYCRLF    0x00500000  /* Compile, exec, DFA exec */  #define PCRE_MULTILINE          0x00000002  /* C1       */
129  #define PCRE_BSR_ANYCRLF        0x00800000  /* Compile, exec, DFA exec */  #define PCRE_DOTALL             0x00000004  /* C1       */
130  #define PCRE_BSR_UNICODE        0x01000000  /* Compile, exec, DFA exec */  #define PCRE_EXTENDED           0x00000008  /* C1       */
131  #define PCRE_JAVASCRIPT_COMPAT  0x02000000  /* Compile */  #define PCRE_ANCHORED           0x00000010  /* C4 E D   */
132  #define PCRE_NO_START_OPTIMIZE  0x04000000  /* Compile, exec, DFA exec */  #define PCRE_DOLLAR_ENDONLY     0x00000020  /* C2       */
133  #define PCRE_NO_START_OPTIMISE  0x04000000  /* Synonym */  #define PCRE_EXTRA              0x00000040  /* C1       */
134  #define PCRE_PARTIAL_HARD       0x08000000  /* Exec, DFA exec */  #define PCRE_NOTBOL             0x00000080  /*    E D J */
135  #define PCRE_NOTEMPTY_ATSTART   0x10000000  /* Exec, DFA exec */  #define PCRE_NOTEOL             0x00000100  /*    E D J */
136  #define PCRE_UCP                0x20000000  /* Compile */  #define PCRE_UNGREEDY           0x00000200  /* C1       */
137    #define PCRE_NOTEMPTY           0x00000400  /*    E D J */
138    #define PCRE_UTF8               0x00000800  /* C4        )          */
139    #define PCRE_UTF16              0x00000800  /* C4        ) Synonyms */
140    #define PCRE_UTF32              0x00000800  /* C4        )          */
141    #define PCRE_NO_AUTO_CAPTURE    0x00001000  /* C1       */
142    #define PCRE_NO_UTF8_CHECK      0x00002000  /* C1 E D J  )          */
143    #define PCRE_NO_UTF16_CHECK     0x00002000  /* C1 E D J  ) Synonyms */
144    #define PCRE_NO_UTF32_CHECK     0x00002000  /* C1 E D J  )          */
145    #define PCRE_AUTO_CALLOUT       0x00004000  /* C1       */
146    #define PCRE_PARTIAL_SOFT       0x00008000  /*    E D J  ) Synonyms */
147    #define PCRE_PARTIAL            0x00008000  /*    E D J  )          */
148    
149    /* This pair use the same bit. */
150    #define PCRE_NEVER_UTF          0x00010000  /* C1        ) Overlaid */
151    #define PCRE_DFA_SHORTEST       0x00010000  /*      D    ) Overlaid */
152    
153    /* This pair use the same bit. */
154    #define PCRE_NO_AUTO_POSSESSIFY 0x00020000  /* C1        ) Overlaid */
155    #define PCRE_DFA_RESTART        0x00020000  /*      D    ) Overlaid */
156    
157    #define PCRE_FIRSTLINE          0x00040000  /* C3       */
158    #define PCRE_DUPNAMES           0x00080000  /* C1       */
159    #define PCRE_NEWLINE_CR         0x00100000  /* C3 E D   */
160    #define PCRE_NEWLINE_LF         0x00200000  /* C3 E D   */
161    #define PCRE_NEWLINE_CRLF       0x00300000  /* C3 E D   */
162    #define PCRE_NEWLINE_ANY        0x00400000  /* C3 E D   */
163    #define PCRE_NEWLINE_ANYCRLF    0x00500000  /* C3 E D   */
164    #define PCRE_BSR_ANYCRLF        0x00800000  /* C3 E D   */
165    #define PCRE_BSR_UNICODE        0x01000000  /* C3 E D   */
166    #define PCRE_JAVASCRIPT_COMPAT  0x02000000  /* C5       */
167    #define PCRE_NO_START_OPTIMIZE  0x04000000  /* C2 E D    ) Synonyms */
168    #define PCRE_NO_START_OPTIMISE  0x04000000  /* C2 E D    )          */
169    #define PCRE_PARTIAL_HARD       0x08000000  /*    E D J */
170    #define PCRE_NOTEMPTY_ATSTART   0x10000000  /*    E D J */
171    #define PCRE_UCP                0x20000000  /* C3       */
172    
173  /* Exec-time and get/set-time error codes */  /* Exec-time and get/set-time error codes */
174    
175  #define PCRE_ERROR_NOMATCH         (-1)  #define PCRE_ERROR_NOMATCH          (-1)
176  #define PCRE_ERROR_NULL            (-2)  #define PCRE_ERROR_NULL             (-2)
177  #define PCRE_ERROR_BADOPTION       (-3)  #define PCRE_ERROR_BADOPTION        (-3)
178  #define PCRE_ERROR_BADMAGIC        (-4)  #define PCRE_ERROR_BADMAGIC         (-4)
179  #define PCRE_ERROR_UNKNOWN_OPCODE  (-5)  #define PCRE_ERROR_UNKNOWN_OPCODE   (-5)
180  #define PCRE_ERROR_UNKNOWN_NODE    (-5)  /* For backward compatibility */  #define PCRE_ERROR_UNKNOWN_NODE     (-5)  /* For backward compatibility */
181  #define PCRE_ERROR_NOMEMORY        (-6)  #define PCRE_ERROR_NOMEMORY         (-6)
182  #define PCRE_ERROR_NOSUBSTRING     (-7)  #define PCRE_ERROR_NOSUBSTRING      (-7)
183  #define PCRE_ERROR_MATCHLIMIT      (-8)  #define PCRE_ERROR_MATCHLIMIT       (-8)
184  #define PCRE_ERROR_CALLOUT         (-9)  /* Never used by PCRE itself */  #define PCRE_ERROR_CALLOUT          (-9)  /* Never used by PCRE itself */
185  #define PCRE_ERROR_BADUTF8        (-10)  #define PCRE_ERROR_BADUTF8         (-10)  /* Same for 8/16/32 */
186  #define PCRE_ERROR_BADUTF8_OFFSET (-11)  #define PCRE_ERROR_BADUTF16        (-10)  /* Same for 8/16/32 */
187  #define PCRE_ERROR_PARTIAL        (-12)  #define PCRE_ERROR_BADUTF32        (-10)  /* Same for 8/16/32 */
188  #define PCRE_ERROR_BADPARTIAL     (-13)  #define PCRE_ERROR_BADUTF8_OFFSET  (-11)  /* Same for 8/16 */
189  #define PCRE_ERROR_INTERNAL       (-14)  #define PCRE_ERROR_BADUTF16_OFFSET (-11)  /* Same for 8/16 */
190  #define PCRE_ERROR_BADCOUNT       (-15)  #define PCRE_ERROR_PARTIAL         (-12)
191  #define PCRE_ERROR_DFA_UITEM      (-16)  #define PCRE_ERROR_BADPARTIAL      (-13)
192  #define PCRE_ERROR_DFA_UCOND      (-17)  #define PCRE_ERROR_INTERNAL        (-14)
193  #define PCRE_ERROR_DFA_UMLIMIT    (-18)  #define PCRE_ERROR_BADCOUNT        (-15)
194  #define PCRE_ERROR_DFA_WSSIZE     (-19)  #define PCRE_ERROR_DFA_UITEM       (-16)
195  #define PCRE_ERROR_DFA_RECURSE    (-20)  #define PCRE_ERROR_DFA_UCOND       (-17)
196  #define PCRE_ERROR_RECURSIONLIMIT (-21)  #define PCRE_ERROR_DFA_UMLIMIT     (-18)
197  #define PCRE_ERROR_NULLWSLIMIT    (-22)  /* No longer actually used */  #define PCRE_ERROR_DFA_WSSIZE      (-19)
198  #define PCRE_ERROR_BADNEWLINE     (-23)  #define PCRE_ERROR_DFA_RECURSE     (-20)
199  #define PCRE_ERROR_BADOFFSET      (-24)  #define PCRE_ERROR_RECURSIONLIMIT  (-21)
200  #define PCRE_ERROR_SHORTUTF8      (-25)  #define PCRE_ERROR_NULLWSLIMIT     (-22)  /* No longer actually used */
201    #define PCRE_ERROR_BADNEWLINE      (-23)
202    #define PCRE_ERROR_BADOFFSET       (-24)
203    #define PCRE_ERROR_SHORTUTF8       (-25)
204    #define PCRE_ERROR_SHORTUTF16      (-25)  /* Same for 8/16 */
205    #define PCRE_ERROR_RECURSELOOP     (-26)
206    #define PCRE_ERROR_JIT_STACKLIMIT  (-27)
207    #define PCRE_ERROR_BADMODE         (-28)
208    #define PCRE_ERROR_BADENDIANNESS   (-29)
209    #define PCRE_ERROR_DFA_BADRESTART  (-30)
210    #define PCRE_ERROR_JIT_BADOPTION   (-31)
211    #define PCRE_ERROR_BADLENGTH       (-32)
212    #define PCRE_ERROR_UNSET           (-33)
213    
214    /* Specific error codes for UTF-8 validity checks */
215    
216    #define PCRE_UTF8_ERR0               0
217    #define PCRE_UTF8_ERR1               1
218    #define PCRE_UTF8_ERR2               2
219    #define PCRE_UTF8_ERR3               3
220    #define PCRE_UTF8_ERR4               4
221    #define PCRE_UTF8_ERR5               5
222    #define PCRE_UTF8_ERR6               6
223    #define PCRE_UTF8_ERR7               7
224    #define PCRE_UTF8_ERR8               8
225    #define PCRE_UTF8_ERR9               9
226    #define PCRE_UTF8_ERR10             10
227    #define PCRE_UTF8_ERR11             11
228    #define PCRE_UTF8_ERR12             12
229    #define PCRE_UTF8_ERR13             13
230    #define PCRE_UTF8_ERR14             14
231    #define PCRE_UTF8_ERR15             15
232    #define PCRE_UTF8_ERR16             16
233    #define PCRE_UTF8_ERR17             17
234    #define PCRE_UTF8_ERR18             18
235    #define PCRE_UTF8_ERR19             19
236    #define PCRE_UTF8_ERR20             20
237    #define PCRE_UTF8_ERR21             21
238    #define PCRE_UTF8_ERR22             22  /* Unused (was non-character) */
239    
240    /* Specific error codes for UTF-16 validity checks */
241    
242    #define PCRE_UTF16_ERR0              0
243    #define PCRE_UTF16_ERR1              1
244    #define PCRE_UTF16_ERR2              2
245    #define PCRE_UTF16_ERR3              3
246    #define PCRE_UTF16_ERR4              4  /* Unused (was non-character) */
247    
248    /* Specific error codes for UTF-32 validity checks */
249    
250    #define PCRE_UTF32_ERR0              0
251    #define PCRE_UTF32_ERR1              1
252    #define PCRE_UTF32_ERR2              2  /* Unused (was non-character) */
253    #define PCRE_UTF32_ERR3              3
254    
255  /* Request types for pcre_fullinfo() */  /* Request types for pcre_fullinfo() */
256    
# Line 183  compile-time only bits for runtime optio Line 271  compile-time only bits for runtime optio
271  #define PCRE_INFO_JCHANGED          13  #define PCRE_INFO_JCHANGED          13
272  #define PCRE_INFO_HASCRORLF         14  #define PCRE_INFO_HASCRORLF         14
273  #define PCRE_INFO_MINLENGTH         15  #define PCRE_INFO_MINLENGTH         15
274    #define PCRE_INFO_JIT               16
275    #define PCRE_INFO_JITSIZE           17
276    #define PCRE_INFO_MAXLOOKBEHIND     18
277    #define PCRE_INFO_FIRSTCHARACTER    19
278    #define PCRE_INFO_FIRSTCHARACTERFLAGS 20
279    #define PCRE_INFO_REQUIREDCHAR      21
280    #define PCRE_INFO_REQUIREDCHARFLAGS 22
281    #define PCRE_INFO_MATCHLIMIT        23
282    #define PCRE_INFO_RECURSIONLIMIT    24
283    #define PCRE_INFO_MATCH_EMPTY       25
284    
285  /* Request types for pcre_config(). Do not re-arrange, in order to remain  /* Request types for pcre_config(). Do not re-arrange, in order to remain
286  compatible. */  compatible. */
# Line 196  compatible. */ Line 294  compatible. */
294  #define PCRE_CONFIG_UNICODE_PROPERTIES      6  #define PCRE_CONFIG_UNICODE_PROPERTIES      6
295  #define PCRE_CONFIG_MATCH_LIMIT_RECURSION   7  #define PCRE_CONFIG_MATCH_LIMIT_RECURSION   7
296  #define PCRE_CONFIG_BSR                     8  #define PCRE_CONFIG_BSR                     8
297    #define PCRE_CONFIG_JIT                     9
298    #define PCRE_CONFIG_UTF16                  10
299    #define PCRE_CONFIG_JITTARGET              11
300    #define PCRE_CONFIG_UTF32                  12
301    
302  /* Bit flags for the pcre_extra structure. Do not re-arrange or redefine  /* Request types for pcre_study(). Do not re-arrange, in order to remain
303    compatible. */
304    
305    #define PCRE_STUDY_JIT_COMPILE                0x0001
306    #define PCRE_STUDY_JIT_PARTIAL_SOFT_COMPILE   0x0002
307    #define PCRE_STUDY_JIT_PARTIAL_HARD_COMPILE   0x0004
308    #define PCRE_STUDY_EXTRA_NEEDED               0x0008
309    
310    /* Bit flags for the pcre[16|32]_extra structure. Do not re-arrange or redefine
311  these bits, just add new ones on the end, in order to remain compatible. */  these bits, just add new ones on the end, in order to remain compatible. */
312    
313  #define PCRE_EXTRA_STUDY_DATA             0x0001  #define PCRE_EXTRA_STUDY_DATA             0x0001
# Line 206  these bits, just add new ones on the end Line 316  these bits, just add new ones on the end
316  #define PCRE_EXTRA_TABLES                 0x0008  #define PCRE_EXTRA_TABLES                 0x0008
317  #define PCRE_EXTRA_MATCH_LIMIT_RECURSION  0x0010  #define PCRE_EXTRA_MATCH_LIMIT_RECURSION  0x0010
318  #define PCRE_EXTRA_MARK                   0x0020  #define PCRE_EXTRA_MARK                   0x0020
319    #define PCRE_EXTRA_EXECUTABLE_JIT         0x0040
320    
321  /* Types */  /* Types */
322    
323  struct real_pcre;                 /* declaration; the definition is private  */  struct real_pcre;                 /* declaration; the definition is private  */
324  typedef struct real_pcre pcre;  typedef struct real_pcre pcre;
325    
326    struct real_pcre16;               /* declaration; the definition is private  */
327    typedef struct real_pcre16 pcre16;
328    
329    struct real_pcre32;               /* declaration; the definition is private  */
330    typedef struct real_pcre32 pcre32;
331    
332    struct real_pcre_jit_stack;       /* declaration; the definition is private  */
333    typedef struct real_pcre_jit_stack pcre_jit_stack;
334    
335    struct real_pcre16_jit_stack;     /* declaration; the definition is private  */
336    typedef struct real_pcre16_jit_stack pcre16_jit_stack;
337    
338    struct real_pcre32_jit_stack;     /* declaration; the definition is private  */
339    typedef struct real_pcre32_jit_stack pcre32_jit_stack;
340    
341    /* If PCRE is compiled with 16 bit character support, PCRE_UCHAR16 must contain
342    a 16 bit wide signed data type. Otherwise it can be a dummy data type since
343    pcre16 functions are not implemented. There is a check for this in pcre_internal.h. */
344    #ifndef PCRE_UCHAR16
345    #define PCRE_UCHAR16 unsigned short
346    #endif
347    
348    #ifndef PCRE_SPTR16
349    #define PCRE_SPTR16 const PCRE_UCHAR16 *
350    #endif
351    
352    /* If PCRE is compiled with 32 bit character support, PCRE_UCHAR32 must contain
353    a 32 bit wide signed data type. Otherwise it can be a dummy data type since
354    pcre32 functions are not implemented. There is a check for this in pcre_internal.h. */
355    #ifndef PCRE_UCHAR32
356    #define PCRE_UCHAR32 unsigned int
357    #endif
358    
359    #ifndef PCRE_SPTR32
360    #define PCRE_SPTR32 const PCRE_UCHAR32 *
361    #endif
362    
363  /* When PCRE is compiled as a C++ library, the subject pointer type can be  /* When PCRE is compiled as a C++ library, the subject pointer type can be
364  replaced with a custom type. For conventional use, the public interface is a  replaced with a custom type. For conventional use, the public interface is a
365  const char *. */  const char *. */
# Line 232  typedef struct pcre_extra { Line 380  typedef struct pcre_extra {
380    const unsigned char *tables;    /* Pointer to character tables */    const unsigned char *tables;    /* Pointer to character tables */
381    unsigned long int match_limit_recursion; /* Max recursive calls to match() */    unsigned long int match_limit_recursion; /* Max recursive calls to match() */
382    unsigned char **mark;           /* For passing back a mark pointer */    unsigned char **mark;           /* For passing back a mark pointer */
383      void *executable_jit;           /* Contains a pointer to a compiled jit code */
384  } pcre_extra;  } pcre_extra;
385    
386    /* Same structure as above, but with 16 bit char pointers. */
387    
388    typedef struct pcre16_extra {
389      unsigned long int flags;        /* Bits for which fields are set */
390      void *study_data;               /* Opaque data from pcre_study() */
391      unsigned long int match_limit;  /* Maximum number of calls to match() */
392      void *callout_data;             /* Data passed back in callouts */
393      const unsigned char *tables;    /* Pointer to character tables */
394      unsigned long int match_limit_recursion; /* Max recursive calls to match() */
395      PCRE_UCHAR16 **mark;            /* For passing back a mark pointer */
396      void *executable_jit;           /* Contains a pointer to a compiled jit code */
397    } pcre16_extra;
398    
399    /* Same structure as above, but with 32 bit char pointers. */
400    
401    typedef struct pcre32_extra {
402      unsigned long int flags;        /* Bits for which fields are set */
403      void *study_data;               /* Opaque data from pcre_study() */
404      unsigned long int match_limit;  /* Maximum number of calls to match() */
405      void *callout_data;             /* Data passed back in callouts */
406      const unsigned char *tables;    /* Pointer to character tables */
407      unsigned long int match_limit_recursion; /* Max recursive calls to match() */
408      PCRE_UCHAR32 **mark;            /* For passing back a mark pointer */
409      void *executable_jit;           /* Contains a pointer to a compiled jit code */
410    } pcre32_extra;
411    
412  /* The structure for passing out data via the pcre_callout_function. We use a  /* The structure for passing out data via the pcre_callout_function. We use a
413  structure so that new fields can be added on the end in future versions,  structure so that new fields can be added on the end in future versions,
414  without changing the API of the function, thereby allowing old clients to work  without changing the API of the function, thereby allowing old clients to work
# Line 254  typedef struct pcre_callout_block { Line 429  typedef struct pcre_callout_block {
429    /* ------------------- Added for Version 1 -------------------------- */    /* ------------------- Added for Version 1 -------------------------- */
430    int          pattern_position;  /* Offset to next item in the pattern */    int          pattern_position;  /* Offset to next item in the pattern */
431    int          next_item_length;  /* Length of next item in the pattern */    int          next_item_length;  /* Length of next item in the pattern */
432      /* ------------------- Added for Version 2 -------------------------- */
433      const unsigned char *mark;      /* Pointer to current mark or NULL    */
434    /* ------------------------------------------------------------------ */    /* ------------------------------------------------------------------ */
435  } pcre_callout_block;  } pcre_callout_block;
436    
437    /* Same structure as above, but with 16 bit char pointers. */
438    
439    typedef struct pcre16_callout_block {
440      int          version;           /* Identifies version of block */
441      /* ------------------------ Version 0 ------------------------------- */
442      int          callout_number;    /* Number compiled into pattern */
443      int         *offset_vector;     /* The offset vector */
444      PCRE_SPTR16  subject;           /* The subject being matched */
445      int          subject_length;    /* The length of the subject */
446      int          start_match;       /* Offset to start of this match attempt */
447      int          current_position;  /* Where we currently are in the subject */
448      int          capture_top;       /* Max current capture */
449      int          capture_last;      /* Most recently closed capture */
450      void        *callout_data;      /* Data passed in with the call */
451      /* ------------------- Added for Version 1 -------------------------- */
452      int          pattern_position;  /* Offset to next item in the pattern */
453      int          next_item_length;  /* Length of next item in the pattern */
454      /* ------------------- Added for Version 2 -------------------------- */
455      const PCRE_UCHAR16 *mark;       /* Pointer to current mark or NULL    */
456      /* ------------------------------------------------------------------ */
457    } pcre16_callout_block;
458    
459    /* Same structure as above, but with 32 bit char pointers. */
460    
461    typedef struct pcre32_callout_block {
462      int          version;           /* Identifies version of block */
463      /* ------------------------ Version 0 ------------------------------- */
464      int          callout_number;    /* Number compiled into pattern */
465      int         *offset_vector;     /* The offset vector */
466      PCRE_SPTR32  subject;           /* The subject being matched */
467      int          subject_length;    /* The length of the subject */
468      int          start_match;       /* Offset to start of this match attempt */
469      int          current_position;  /* Where we currently are in the subject */
470      int          capture_top;       /* Max current capture */
471      int          capture_last;      /* Most recently closed capture */
472      void        *callout_data;      /* Data passed in with the call */
473      /* ------------------- Added for Version 1 -------------------------- */
474      int          pattern_position;  /* Offset to next item in the pattern */
475      int          next_item_length;  /* Length of next item in the pattern */
476      /* ------------------- Added for Version 2 -------------------------- */
477      const PCRE_UCHAR32 *mark;       /* Pointer to current mark or NULL    */
478      /* ------------------------------------------------------------------ */
479    } pcre32_callout_block;
480    
481  /* Indirection for store get and free functions. These can be set to  /* Indirection for store get and free functions. These can be set to
482  alternative malloc/free functions if required. Special ones are used in the  alternative malloc/free functions if required. Special ones are used in the
483  non-recursive case for "frames". There is also an optional callout function  non-recursive case for "frames". There is also an optional callout function
# Line 269  PCRE_EXP_DECL void  (*pcre_free)(void *) Line 490  PCRE_EXP_DECL void  (*pcre_free)(void *)
490  PCRE_EXP_DECL void *(*pcre_stack_malloc)(size_t);  PCRE_EXP_DECL void *(*pcre_stack_malloc)(size_t);
491  PCRE_EXP_DECL void  (*pcre_stack_free)(void *);  PCRE_EXP_DECL void  (*pcre_stack_free)(void *);
492  PCRE_EXP_DECL int   (*pcre_callout)(pcre_callout_block *);  PCRE_EXP_DECL int   (*pcre_callout)(pcre_callout_block *);
493    
494    PCRE_EXP_DECL void *(*pcre16_malloc)(size_t);
495    PCRE_EXP_DECL void  (*pcre16_free)(void *);
496    PCRE_EXP_DECL void *(*pcre16_stack_malloc)(size_t);
497    PCRE_EXP_DECL void  (*pcre16_stack_free)(void *);
498    PCRE_EXP_DECL int   (*pcre16_callout)(pcre16_callout_block *);
499    
500    PCRE_EXP_DECL void *(*pcre32_malloc)(size_t);
501    PCRE_EXP_DECL void  (*pcre32_free)(void *);
502    PCRE_EXP_DECL void *(*pcre32_stack_malloc)(size_t);
503    PCRE_EXP_DECL void  (*pcre32_stack_free)(void *);
504    PCRE_EXP_DECL int   (*pcre32_callout)(pcre32_callout_block *);
505  #else   /* VPCOMPAT */  #else   /* VPCOMPAT */
506  PCRE_EXP_DECL void *pcre_malloc(size_t);  PCRE_EXP_DECL void *pcre_malloc(size_t);
507  PCRE_EXP_DECL void  pcre_free(void *);  PCRE_EXP_DECL void  pcre_free(void *);
508  PCRE_EXP_DECL void *pcre_stack_malloc(size_t);  PCRE_EXP_DECL void *pcre_stack_malloc(size_t);
509  PCRE_EXP_DECL void  pcre_stack_free(void *);  PCRE_EXP_DECL void  pcre_stack_free(void *);
510  PCRE_EXP_DECL int   pcre_callout(pcre_callout_block *);  PCRE_EXP_DECL int   pcre_callout(pcre_callout_block *);
511    
512    PCRE_EXP_DECL void *pcre16_malloc(size_t);
513    PCRE_EXP_DECL void  pcre16_free(void *);
514    PCRE_EXP_DECL void *pcre16_stack_malloc(size_t);
515    PCRE_EXP_DECL void  pcre16_stack_free(void *);
516    PCRE_EXP_DECL int   pcre16_callout(pcre16_callout_block *);
517    
518    PCRE_EXP_DECL void *pcre32_malloc(size_t);
519    PCRE_EXP_DECL void  pcre32_free(void *);
520    PCRE_EXP_DECL void *pcre32_stack_malloc(size_t);
521    PCRE_EXP_DECL void  pcre32_stack_free(void *);
522    PCRE_EXP_DECL int   pcre32_callout(pcre32_callout_block *);
523  #endif  /* VPCOMPAT */  #endif  /* VPCOMPAT */
524    
525    /* User defined callback which provides a stack just before the match starts. */
526    
527    typedef pcre_jit_stack *(*pcre_jit_callback)(void *);
528    typedef pcre16_jit_stack *(*pcre16_jit_callback)(void *);
529    typedef pcre32_jit_stack *(*pcre32_jit_callback)(void *);
530    
531  /* Exported PCRE functions */  /* Exported PCRE functions */
532    
533  PCRE_EXP_DECL pcre *pcre_compile(const char *, int, const char **, int *,  PCRE_EXP_DECL pcre *pcre_compile(const char *, int, const char **, int *,
534                    const unsigned char *);                    const unsigned char *);
535    PCRE_EXP_DECL pcre16 *pcre16_compile(PCRE_SPTR16, int, const char **, int *,
536                      const unsigned char *);
537    PCRE_EXP_DECL pcre32 *pcre32_compile(PCRE_SPTR32, int, const char **, int *,
538                      const unsigned char *);
539  PCRE_EXP_DECL pcre *pcre_compile2(const char *, int, int *, const char **,  PCRE_EXP_DECL pcre *pcre_compile2(const char *, int, int *, const char **,
540                    int *, const unsigned char *);                    int *, const unsigned char *);
541    PCRE_EXP_DECL pcre16 *pcre16_compile2(PCRE_SPTR16, int, int *, const char **,
542                      int *, const unsigned char *);
543    PCRE_EXP_DECL pcre32 *pcre32_compile2(PCRE_SPTR32, int, int *, const char **,
544                      int *, const unsigned char *);
545  PCRE_EXP_DECL int  pcre_config(int, void *);  PCRE_EXP_DECL int  pcre_config(int, void *);
546    PCRE_EXP_DECL int  pcre16_config(int, void *);
547    PCRE_EXP_DECL int  pcre32_config(int, void *);
548  PCRE_EXP_DECL int  pcre_copy_named_substring(const pcre *, const char *,  PCRE_EXP_DECL int  pcre_copy_named_substring(const pcre *, const char *,
549                    int *, int, const char *, char *, int);                    int *, int, const char *, char *, int);
550  PCRE_EXP_DECL int  pcre_copy_substring(const char *, int *, int, int, char *,  PCRE_EXP_DECL int  pcre16_copy_named_substring(const pcre16 *, PCRE_SPTR16,
551                    int);                    int *, int, PCRE_SPTR16, PCRE_UCHAR16 *, int);
552    PCRE_EXP_DECL int  pcre32_copy_named_substring(const pcre32 *, PCRE_SPTR32,
553                      int *, int, PCRE_SPTR32, PCRE_UCHAR32 *, int);
554    PCRE_EXP_DECL int  pcre_copy_substring(const char *, int *, int, int,
555                      char *, int);
556    PCRE_EXP_DECL int  pcre16_copy_substring(PCRE_SPTR16, int *, int, int,
557                      PCRE_UCHAR16 *, int);
558    PCRE_EXP_DECL int  pcre32_copy_substring(PCRE_SPTR32, int *, int, int,
559                      PCRE_UCHAR32 *, int);
560  PCRE_EXP_DECL int  pcre_dfa_exec(const pcre *, const pcre_extra *,  PCRE_EXP_DECL int  pcre_dfa_exec(const pcre *, const pcre_extra *,
561                    const char *, int, int, int, int *, int , int *, int);                    const char *, int, int, int, int *, int , int *, int);
562    PCRE_EXP_DECL int  pcre16_dfa_exec(const pcre16 *, const pcre16_extra *,
563                      PCRE_SPTR16, int, int, int, int *, int , int *, int);
564    PCRE_EXP_DECL int  pcre32_dfa_exec(const pcre32 *, const pcre32_extra *,
565                      PCRE_SPTR32, int, int, int, int *, int , int *, int);
566  PCRE_EXP_DECL int  pcre_exec(const pcre *, const pcre_extra *, PCRE_SPTR,  PCRE_EXP_DECL int  pcre_exec(const pcre *, const pcre_extra *, PCRE_SPTR,
567                     int, int, int, int *, int);                     int, int, int, int *, int);
568    PCRE_EXP_DECL int  pcre16_exec(const pcre16 *, const pcre16_extra *,
569                       PCRE_SPTR16, int, int, int, int *, int);
570    PCRE_EXP_DECL int  pcre32_exec(const pcre32 *, const pcre32_extra *,
571                       PCRE_SPTR32, int, int, int, int *, int);
572    PCRE_EXP_DECL int  pcre_jit_exec(const pcre *, const pcre_extra *,
573                       PCRE_SPTR, int, int, int, int *, int,
574                       pcre_jit_stack *);
575    PCRE_EXP_DECL int  pcre16_jit_exec(const pcre16 *, const pcre16_extra *,
576                       PCRE_SPTR16, int, int, int, int *, int,
577                       pcre16_jit_stack *);
578    PCRE_EXP_DECL int  pcre32_jit_exec(const pcre32 *, const pcre32_extra *,
579                       PCRE_SPTR32, int, int, int, int *, int,
580                       pcre32_jit_stack *);
581  PCRE_EXP_DECL void pcre_free_substring(const char *);  PCRE_EXP_DECL void pcre_free_substring(const char *);
582    PCRE_EXP_DECL void pcre16_free_substring(PCRE_SPTR16);
583    PCRE_EXP_DECL void pcre32_free_substring(PCRE_SPTR32);
584  PCRE_EXP_DECL void pcre_free_substring_list(const char **);  PCRE_EXP_DECL void pcre_free_substring_list(const char **);
585    PCRE_EXP_DECL void pcre16_free_substring_list(PCRE_SPTR16 *);
586    PCRE_EXP_DECL void pcre32_free_substring_list(PCRE_SPTR32 *);
587  PCRE_EXP_DECL int  pcre_fullinfo(const pcre *, const pcre_extra *, int,  PCRE_EXP_DECL int  pcre_fullinfo(const pcre *, const pcre_extra *, int,
588                    void *);                    void *);
589    PCRE_EXP_DECL int  pcre16_fullinfo(const pcre16 *, const pcre16_extra *, int,
590                      void *);
591    PCRE_EXP_DECL int  pcre32_fullinfo(const pcre32 *, const pcre32_extra *, int,
592                      void *);
593  PCRE_EXP_DECL int  pcre_get_named_substring(const pcre *, const char *,  PCRE_EXP_DECL int  pcre_get_named_substring(const pcre *, const char *,
594                    int *, int, const char *, const char **);                    int *, int, const char *, const char **);
595    PCRE_EXP_DECL int  pcre16_get_named_substring(const pcre16 *, PCRE_SPTR16,
596                      int *, int, PCRE_SPTR16, PCRE_SPTR16 *);
597    PCRE_EXP_DECL int  pcre32_get_named_substring(const pcre32 *, PCRE_SPTR32,
598                      int *, int, PCRE_SPTR32, PCRE_SPTR32 *);
599  PCRE_EXP_DECL int  pcre_get_stringnumber(const pcre *, const char *);  PCRE_EXP_DECL int  pcre_get_stringnumber(const pcre *, const char *);
600    PCRE_EXP_DECL int  pcre16_get_stringnumber(const pcre16 *, PCRE_SPTR16);
601    PCRE_EXP_DECL int  pcre32_get_stringnumber(const pcre32 *, PCRE_SPTR32);
602  PCRE_EXP_DECL int  pcre_get_stringtable_entries(const pcre *, const char *,  PCRE_EXP_DECL int  pcre_get_stringtable_entries(const pcre *, const char *,
603                    char **, char **);                    char **, char **);
604    PCRE_EXP_DECL int  pcre16_get_stringtable_entries(const pcre16 *, PCRE_SPTR16,
605                      PCRE_UCHAR16 **, PCRE_UCHAR16 **);
606    PCRE_EXP_DECL int  pcre32_get_stringtable_entries(const pcre32 *, PCRE_SPTR32,
607                      PCRE_UCHAR32 **, PCRE_UCHAR32 **);
608  PCRE_EXP_DECL int  pcre_get_substring(const char *, int *, int, int,  PCRE_EXP_DECL int  pcre_get_substring(const char *, int *, int, int,
609                    const char **);                    const char **);
610    PCRE_EXP_DECL int  pcre16_get_substring(PCRE_SPTR16, int *, int, int,
611                      PCRE_SPTR16 *);
612    PCRE_EXP_DECL int  pcre32_get_substring(PCRE_SPTR32, int *, int, int,
613                      PCRE_SPTR32 *);
614  PCRE_EXP_DECL int  pcre_get_substring_list(const char *, int *, int,  PCRE_EXP_DECL int  pcre_get_substring_list(const char *, int *, int,
615                    const char ***);                    const char ***);
616  PCRE_EXP_DECL int  pcre_info(const pcre *, int *, int *);  PCRE_EXP_DECL int  pcre16_get_substring_list(PCRE_SPTR16, int *, int,
617                      PCRE_SPTR16 **);
618    PCRE_EXP_DECL int  pcre32_get_substring_list(PCRE_SPTR32, int *, int,
619                      PCRE_SPTR32 **);
620  PCRE_EXP_DECL const unsigned char *pcre_maketables(void);  PCRE_EXP_DECL const unsigned char *pcre_maketables(void);
621    PCRE_EXP_DECL const unsigned char *pcre16_maketables(void);
622    PCRE_EXP_DECL const unsigned char *pcre32_maketables(void);
623  PCRE_EXP_DECL int  pcre_refcount(pcre *, int);  PCRE_EXP_DECL int  pcre_refcount(pcre *, int);
624    PCRE_EXP_DECL int  pcre16_refcount(pcre16 *, int);
625    PCRE_EXP_DECL int  pcre32_refcount(pcre32 *, int);
626  PCRE_EXP_DECL pcre_extra *pcre_study(const pcre *, int, const char **);  PCRE_EXP_DECL pcre_extra *pcre_study(const pcre *, int, const char **);
627    PCRE_EXP_DECL pcre16_extra *pcre16_study(const pcre16 *, int, const char **);
628    PCRE_EXP_DECL pcre32_extra *pcre32_study(const pcre32 *, int, const char **);
629    PCRE_EXP_DECL void pcre_free_study(pcre_extra *);
630    PCRE_EXP_DECL void pcre16_free_study(pcre16_extra *);
631    PCRE_EXP_DECL void pcre32_free_study(pcre32_extra *);
632  PCRE_EXP_DECL const char *pcre_version(void);  PCRE_EXP_DECL const char *pcre_version(void);
633    PCRE_EXP_DECL const char *pcre16_version(void);
634    PCRE_EXP_DECL const char *pcre32_version(void);
635    
636    /* Utility functions for byte order swaps. */
637    PCRE_EXP_DECL int  pcre_pattern_to_host_byte_order(pcre *, pcre_extra *,
638                      const unsigned char *);
639    PCRE_EXP_DECL int  pcre16_pattern_to_host_byte_order(pcre16 *, pcre16_extra *,
640                      const unsigned char *);
641    PCRE_EXP_DECL int  pcre32_pattern_to_host_byte_order(pcre32 *, pcre32_extra *,
642                      const unsigned char *);
643    PCRE_EXP_DECL int  pcre16_utf16_to_host_byte_order(PCRE_UCHAR16 *,
644                      PCRE_SPTR16, int, int *, int);
645    PCRE_EXP_DECL int  pcre32_utf32_to_host_byte_order(PCRE_UCHAR32 *,
646                      PCRE_SPTR32, int, int *, int);
647    
648    /* JIT compiler related functions. */
649    
650    PCRE_EXP_DECL pcre_jit_stack *pcre_jit_stack_alloc(int, int);
651    PCRE_EXP_DECL pcre16_jit_stack *pcre16_jit_stack_alloc(int, int);
652    PCRE_EXP_DECL pcre32_jit_stack *pcre32_jit_stack_alloc(int, int);
653    PCRE_EXP_DECL void pcre_jit_stack_free(pcre_jit_stack *);
654    PCRE_EXP_DECL void pcre16_jit_stack_free(pcre16_jit_stack *);
655    PCRE_EXP_DECL void pcre32_jit_stack_free(pcre32_jit_stack *);
656    PCRE_EXP_DECL void pcre_assign_jit_stack(pcre_extra *,
657                      pcre_jit_callback, void *);
658    PCRE_EXP_DECL void pcre16_assign_jit_stack(pcre16_extra *,
659                      pcre16_jit_callback, void *);
660    PCRE_EXP_DECL void pcre32_assign_jit_stack(pcre32_extra *,
661                      pcre32_jit_callback, void *);
662    PCRE_EXP_DECL void pcre_jit_free_unused_memory(void);
663    PCRE_EXP_DECL void pcre16_jit_free_unused_memory(void);
664    PCRE_EXP_DECL void pcre32_jit_free_unused_memory(void);
665    
666  #ifdef __cplusplus  #ifdef __cplusplus
667  }  /* extern "C" */  }  /* extern "C" */

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