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revision 518 by ph10, Tue May 18 15:47:01 2010 UTC revision 676 by ph10, Sat Aug 27 15:53:04 2011 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) 1997-2011 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 96  extern "C" { Line 96  extern "C" {
96  #endif  #endif
97    
98  /* Options. Some are compile-time only, some are run-time only, and some are  /* Options. Some are compile-time only, some are run-time only, and some are
99  both, so we keep them all distinct. */  both, so we keep them all distinct. However, almost all the bits in the options
100    word are now used. In the long run, we may have to re-use some of the
101  #define PCRE_CASELESS           0x00000001  compile-time only bits for runtime options, or vice versa. */
102  #define PCRE_MULTILINE          0x00000002  
103  #define PCRE_DOTALL             0x00000004  #define PCRE_CASELESS           0x00000001  /* Compile */
104  #define PCRE_EXTENDED           0x00000008  #define PCRE_MULTILINE          0x00000002  /* Compile */
105  #define PCRE_ANCHORED           0x00000010  #define PCRE_DOTALL             0x00000004  /* Compile */
106  #define PCRE_DOLLAR_ENDONLY     0x00000020  #define PCRE_EXTENDED           0x00000008  /* Compile */
107  #define PCRE_EXTRA              0x00000040  #define PCRE_ANCHORED           0x00000010  /* Compile, exec, DFA exec */
108  #define PCRE_NOTBOL             0x00000080  #define PCRE_DOLLAR_ENDONLY     0x00000020  /* Compile */
109  #define PCRE_NOTEOL             0x00000100  #define PCRE_EXTRA              0x00000040  /* Compile */
110  #define PCRE_UNGREEDY           0x00000200  #define PCRE_NOTBOL             0x00000080  /* Exec, DFA exec */
111  #define PCRE_NOTEMPTY           0x00000400  #define PCRE_NOTEOL             0x00000100  /* Exec, DFA exec */
112  #define PCRE_UTF8               0x00000800  #define PCRE_UNGREEDY           0x00000200  /* Compile */
113  #define PCRE_NO_AUTO_CAPTURE    0x00001000  #define PCRE_NOTEMPTY           0x00000400  /* Exec, DFA exec */
114  #define PCRE_NO_UTF8_CHECK      0x00002000  #define PCRE_UTF8               0x00000800  /* Compile */
115  #define PCRE_AUTO_CALLOUT       0x00004000  #define PCRE_NO_AUTO_CAPTURE    0x00001000  /* Compile */
116  #define PCRE_PARTIAL_SOFT       0x00008000  #define PCRE_NO_UTF8_CHECK      0x00002000  /* Compile, exec, DFA exec */
117    #define PCRE_AUTO_CALLOUT       0x00004000  /* Compile */
118    #define PCRE_PARTIAL_SOFT       0x00008000  /* Exec, DFA exec */
119  #define PCRE_PARTIAL            0x00008000  /* Backwards compatible synonym */  #define PCRE_PARTIAL            0x00008000  /* Backwards compatible synonym */
120  #define PCRE_DFA_SHORTEST       0x00010000  #define PCRE_DFA_SHORTEST       0x00010000  /* DFA exec */
121  #define PCRE_DFA_RESTART        0x00020000  #define PCRE_DFA_RESTART        0x00020000  /* DFA exec */
122  #define PCRE_FIRSTLINE          0x00040000  #define PCRE_FIRSTLINE          0x00040000  /* Compile */
123  #define PCRE_DUPNAMES           0x00080000  #define PCRE_DUPNAMES           0x00080000  /* Compile */
124  #define PCRE_NEWLINE_CR         0x00100000  #define PCRE_NEWLINE_CR         0x00100000  /* Compile, exec, DFA exec */
125  #define PCRE_NEWLINE_LF         0x00200000  #define PCRE_NEWLINE_LF         0x00200000  /* Compile, exec, DFA exec */
126  #define PCRE_NEWLINE_CRLF       0x00300000  #define PCRE_NEWLINE_CRLF       0x00300000  /* Compile, exec, DFA exec */
127  #define PCRE_NEWLINE_ANY        0x00400000  #define PCRE_NEWLINE_ANY        0x00400000  /* Compile, exec, DFA exec */
128  #define PCRE_NEWLINE_ANYCRLF    0x00500000  #define PCRE_NEWLINE_ANYCRLF    0x00500000  /* Compile, exec, DFA exec */
129  #define PCRE_BSR_ANYCRLF        0x00800000  #define PCRE_BSR_ANYCRLF        0x00800000  /* Compile, exec, DFA exec */
130  #define PCRE_BSR_UNICODE        0x01000000  #define PCRE_BSR_UNICODE        0x01000000  /* Compile, exec, DFA exec */
131  #define PCRE_JAVASCRIPT_COMPAT  0x02000000  #define PCRE_JAVASCRIPT_COMPAT  0x02000000  /* Compile */
132  #define PCRE_NO_START_OPTIMIZE  0x04000000  #define PCRE_NO_START_OPTIMIZE  0x04000000  /* Compile, exec, DFA exec */
133  #define PCRE_NO_START_OPTIMISE  0x04000000  #define PCRE_NO_START_OPTIMISE  0x04000000  /* Synonym */
134  #define PCRE_PARTIAL_HARD       0x08000000  #define PCRE_PARTIAL_HARD       0x08000000  /* Exec, DFA exec */
135  #define PCRE_NOTEMPTY_ATSTART   0x10000000  #define PCRE_NOTEMPTY_ATSTART   0x10000000  /* Exec, DFA exec */
136  #define PCRE_UCP                0x20000000  #define PCRE_UCP                0x20000000  /* Compile */
137    
138  /* Exec-time and get/set-time error codes */  /* Exec-time and get/set-time error codes */
139    
# Line 159  both, so we keep them all distinct. */ Line 161  both, so we keep them all distinct. */
161  #define PCRE_ERROR_RECURSIONLIMIT (-21)  #define PCRE_ERROR_RECURSIONLIMIT (-21)
162  #define PCRE_ERROR_NULLWSLIMIT    (-22)  /* No longer actually used */  #define PCRE_ERROR_NULLWSLIMIT    (-22)  /* No longer actually used */
163  #define PCRE_ERROR_BADNEWLINE     (-23)  #define PCRE_ERROR_BADNEWLINE     (-23)
164    #define PCRE_ERROR_BADOFFSET      (-24)
165    #define PCRE_ERROR_SHORTUTF8      (-25)
166    #define PCRE_ERROR_RECURSELOOP    (-26)
167    #define PCRE_ERROR_JIT_STACKLIMIT (-27)
168    
169    /* Specific error codes for UTF-8 validity checks */
170    
171    #define PCRE_UTF8_ERR0               0
172    #define PCRE_UTF8_ERR1               1
173    #define PCRE_UTF8_ERR2               2
174    #define PCRE_UTF8_ERR3               3
175    #define PCRE_UTF8_ERR4               4
176    #define PCRE_UTF8_ERR5               5
177    #define PCRE_UTF8_ERR6               6
178    #define PCRE_UTF8_ERR7               7
179    #define PCRE_UTF8_ERR8               8
180    #define PCRE_UTF8_ERR9               9
181    #define PCRE_UTF8_ERR10             10
182    #define PCRE_UTF8_ERR11             11
183    #define PCRE_UTF8_ERR12             12
184    #define PCRE_UTF8_ERR13             13
185    #define PCRE_UTF8_ERR14             14
186    #define PCRE_UTF8_ERR15             15
187    #define PCRE_UTF8_ERR16             16
188    #define PCRE_UTF8_ERR17             17
189    #define PCRE_UTF8_ERR18             18
190    #define PCRE_UTF8_ERR19             19
191    #define PCRE_UTF8_ERR20             20
192    #define PCRE_UTF8_ERR21             21
193    
194  /* Request types for pcre_fullinfo() */  /* Request types for pcre_fullinfo() */
195    
# Line 179  both, so we keep them all distinct. */ Line 210  both, so we keep them all distinct. */
210  #define PCRE_INFO_JCHANGED          13  #define PCRE_INFO_JCHANGED          13
211  #define PCRE_INFO_HASCRORLF         14  #define PCRE_INFO_HASCRORLF         14
212  #define PCRE_INFO_MINLENGTH         15  #define PCRE_INFO_MINLENGTH         15
213    #define PCRE_INFO_JIT               16
214    
215  /* 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
216  compatible. */  compatible. */
# Line 192  compatible. */ Line 224  compatible. */
224  #define PCRE_CONFIG_UNICODE_PROPERTIES      6  #define PCRE_CONFIG_UNICODE_PROPERTIES      6
225  #define PCRE_CONFIG_MATCH_LIMIT_RECURSION   7  #define PCRE_CONFIG_MATCH_LIMIT_RECURSION   7
226  #define PCRE_CONFIG_BSR                     8  #define PCRE_CONFIG_BSR                     8
227    #define PCRE_CONFIG_JIT                     9
228    
229    /* Request types for pcre_study(). Do not re-arrange, in order to remain
230    compatible. */
231    
232    #define PCRE_STUDY_JIT_COMPILE            0x0001
233    
234  /* Bit flags for the pcre_extra structure. Do not re-arrange or redefine  /* Bit flags for the pcre_extra structure. Do not re-arrange or redefine
235  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. */
# Line 202  these bits, just add new ones on the end Line 240  these bits, just add new ones on the end
240  #define PCRE_EXTRA_TABLES                 0x0008  #define PCRE_EXTRA_TABLES                 0x0008
241  #define PCRE_EXTRA_MATCH_LIMIT_RECURSION  0x0010  #define PCRE_EXTRA_MATCH_LIMIT_RECURSION  0x0010
242  #define PCRE_EXTRA_MARK                   0x0020  #define PCRE_EXTRA_MARK                   0x0020
243    #define PCRE_EXTRA_EXECUTABLE_JIT         0x0040
244    
245  /* Types */  /* Types */
246    
247  struct real_pcre;                 /* declaration; the definition is private  */  struct real_pcre;                 /* declaration; the definition is private  */
248  typedef struct real_pcre pcre;  typedef struct real_pcre pcre;
249    
250    struct real_pcre_jit_stack;       /* declaration; the definition is private  */
251    typedef struct real_pcre_jit_stack pcre_jit_stack;
252    
253  /* 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
254  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
255  const char *. */  const char *. */
# Line 228  typedef struct pcre_extra { Line 270  typedef struct pcre_extra {
270    const unsigned char *tables;    /* Pointer to character tables */    const unsigned char *tables;    /* Pointer to character tables */
271    unsigned long int match_limit_recursion; /* Max recursive calls to match() */    unsigned long int match_limit_recursion; /* Max recursive calls to match() */
272    unsigned char **mark;           /* For passing back a mark pointer */    unsigned char **mark;           /* For passing back a mark pointer */
273      void *executable_jit;           /* Contains a pointer to a compiled jit code */
274  } pcre_extra;  } pcre_extra;
275    
276  /* 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
# Line 250  typedef struct pcre_callout_block { Line 293  typedef struct pcre_callout_block {
293    /* ------------------- Added for Version 1 -------------------------- */    /* ------------------- Added for Version 1 -------------------------- */
294    int          pattern_position;  /* Offset to next item in the pattern */    int          pattern_position;  /* Offset to next item in the pattern */
295    int          next_item_length;  /* Length of next item in the pattern */    int          next_item_length;  /* Length of next item in the pattern */
296      /* ------------------- Added for Version 2 -------------------------- */
297      const unsigned char *mark;      /* Pointer to current mark or NULL    */
298    /* ------------------------------------------------------------------ */    /* ------------------------------------------------------------------ */
299  } pcre_callout_block;  } pcre_callout_block;
300    
# Line 273  PCRE_EXP_DECL void pcre_stack_free(void Line 318  PCRE_EXP_DECL void pcre_stack_free(void
318  PCRE_EXP_DECL int   pcre_callout(pcre_callout_block *);  PCRE_EXP_DECL int   pcre_callout(pcre_callout_block *);
319  #endif  /* VPCOMPAT */  #endif  /* VPCOMPAT */
320    
321    /* User defined callback which provides a stack just before the match starts. */
322    
323    typedef pcre_jit_stack *(*pcre_jit_callback)(void *);
324    
325  /* Exported PCRE functions */  /* Exported PCRE functions */
326    
327  PCRE_EXP_DECL pcre *pcre_compile(const char *, int, const char **, int *,  PCRE_EXP_DECL pcre *pcre_compile(const char *, int, const char **, int *,
# Line 305  PCRE_EXP_DECL int pcre_info(const pcre Line 354  PCRE_EXP_DECL int pcre_info(const pcre
354  PCRE_EXP_DECL const unsigned char *pcre_maketables(void);  PCRE_EXP_DECL const unsigned char *pcre_maketables(void);
355  PCRE_EXP_DECL int  pcre_refcount(pcre *, int);  PCRE_EXP_DECL int  pcre_refcount(pcre *, int);
356  PCRE_EXP_DECL pcre_extra *pcre_study(const pcre *, int, const char **);  PCRE_EXP_DECL pcre_extra *pcre_study(const pcre *, int, const char **);
357    PCRE_EXP_DECL void pcre_free_study(pcre_extra *);
358  PCRE_EXP_DECL const char *pcre_version(void);  PCRE_EXP_DECL const char *pcre_version(void);
359    
360    /* JIT compiler related functions. */
361    
362    PCRE_EXP_DECL pcre_jit_stack *pcre_jit_stack_alloc(int, int);
363    PCRE_EXP_DECL void pcre_jit_stack_free(pcre_jit_stack *);
364    PCRE_EXP_DECL void pcre_assign_jit_stack(pcre_extra *, pcre_jit_callback, void *);
365    
366  #ifdef __cplusplus  #ifdef __cplusplus
367  }  /* extern "C" */  }  /* extern "C" */
368  #endif  #endif
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