Annotation of win32/pcre/pcre.h, revision 1.9

1.8       moko        1: /*************************************************
                      2: *       Perl-Compatible Regular Expressions      *
                      3: *************************************************/
                      4: 
                      5: /* This is the public header file for the PCRE library, to be #included by
                      6: applications that call the PCRE functions.
                      7: 
                      8:            Copyright (c) 1997-2014 University of Cambridge
                      9: 
                     10: -----------------------------------------------------------------------------
                     11: Redistribution and use in source and binary forms, with or without
                     12: modification, are permitted provided that the following conditions are met:
                     13: 
                     14:     * Redistributions of source code must retain the above copyright notice,
                     15:       this list of conditions and the following disclaimer.
                     16: 
                     17:     * Redistributions in binary form must reproduce the above copyright
                     18:       notice, this list of conditions and the following disclaimer in the
                     19:       documentation and/or other materials provided with the distribution.
                     20: 
                     21:     * Neither the name of the University of Cambridge nor the names of its
                     22:       contributors may be used to endorse or promote products derived from
                     23:       this software without specific prior written permission.
                     24: 
                     25: THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
                     26: AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
                     27: IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
                     28: ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
                     29: LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
                     30: CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
                     31: SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
                     32: INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
                     33: CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
                     34: ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
                     35: POSSIBILITY OF SUCH DAMAGE.
                     36: -----------------------------------------------------------------------------
                     37: */
                     38: 
                     39: #ifndef _PCRE_H
                     40: #define _PCRE_H
                     41: 
                     42: /* The current PCRE version information. */
                     43: 
                     44: #define PCRE_MAJOR          8
1.9     ! moko       45: #define PCRE_MINOR          43
1.8       moko       46: #define PCRE_PRERELEASE     
1.9     ! moko       47: #define PCRE_DATE           2019-02-23
1.8       moko       48: 
                     49: /* When an application links to a PCRE DLL in Windows, the symbols that are
                     50: imported have to be identified as such. When building PCRE, the appropriate
                     51: export setting is defined in pcre_internal.h, which includes this file. So we
                     52: don't change existing definitions of PCRE_EXP_DECL and PCRECPP_EXP_DECL. */
                     53: 
                     54: #if defined(_WIN32) && !defined(PCRE_STATIC)
                     55: #  ifndef PCRE_EXP_DECL
                     56: #    define PCRE_EXP_DECL  extern __declspec(dllimport)
                     57: #  endif
                     58: #  ifdef __cplusplus
                     59: #    ifndef PCRECPP_EXP_DECL
                     60: #      define PCRECPP_EXP_DECL  extern __declspec(dllimport)
                     61: #    endif
                     62: #    ifndef PCRECPP_EXP_DEFN
                     63: #      define PCRECPP_EXP_DEFN  __declspec(dllimport)
                     64: #    endif
                     65: #  endif
                     66: #endif
                     67: 
                     68: /* By default, we use the standard "extern" declarations. */
                     69: 
                     70: #ifndef PCRE_EXP_DECL
                     71: #  ifdef __cplusplus
                     72: #    define PCRE_EXP_DECL  extern "C"
                     73: #  else
                     74: #    define PCRE_EXP_DECL  extern
                     75: #  endif
                     76: #endif
                     77: 
                     78: #ifdef __cplusplus
                     79: #  ifndef PCRECPP_EXP_DECL
                     80: #    define PCRECPP_EXP_DECL  extern
                     81: #  endif
                     82: #  ifndef PCRECPP_EXP_DEFN
                     83: #    define PCRECPP_EXP_DEFN
                     84: #  endif
                     85: #endif
                     86: 
                     87: /* Have to include stdlib.h in order to ensure that size_t is defined;
                     88: it is needed here for malloc. */
                     89: 
                     90: #include <stdlib.h>
                     91: 
                     92: /* Allow for C++ users */
                     93: 
                     94: #ifdef __cplusplus
                     95: extern "C" {
                     96: #endif
                     97: 
                     98: /* Public options. Some are compile-time only, some are run-time only, and some
                     99: are both. Most of the compile-time options are saved with the compiled regex so
                    100: that they can be inspected during studying (and therefore JIT compiling). Note
                    101: 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: are now used, so in order to conserve them, option bits that were previously
                    104: only recognized at matching time (i.e. by pcre_exec() or pcre_dfa_exec()) may
                    105: also be used for compile-time options that affect only compiling and are not
                    106: relevant for studying or JIT compiling.
                    107: 
                    108: Some options for pcre_compile() change its behaviour but do not affect the
                    109: behaviour of the execution functions. Other options are passed through to the
                    110: execution functions and affect their behaviour, with or without affecting the
                    111: behaviour of pcre_compile().
                    112: 
                    113: Options that can be passed to pcre_compile() are tagged Cx below, with these
                    114: variants:
                    115: 
                    116: C1   Affects compile only
                    117: C2   Does not affect compile; affects exec, dfa_exec
                    118: C3   Affects compile, exec, dfa_exec
                    119: C4   Affects compile, exec, dfa_exec, study
                    120: C5   Affects compile, exec, study
                    121: 
                    122: Options that can be set for pcre_exec() and/or pcre_dfa_exec() are flagged with
                    123: E and D, respectively. They take precedence over C3, C4, and C5 settings passed
                    124: from pcre_compile(). Those that are compatible with JIT execution are flagged
                    125: with J. */
                    126: 
                    127: #define PCRE_CASELESS           0x00000001  /* C1       */
                    128: #define PCRE_MULTILINE          0x00000002  /* C1       */
                    129: #define PCRE_DOTALL             0x00000004  /* C1       */
                    130: #define PCRE_EXTENDED           0x00000008  /* C1       */
                    131: #define PCRE_ANCHORED           0x00000010  /* C4 E D   */
                    132: #define PCRE_DOLLAR_ENDONLY     0x00000020  /* C2       */
                    133: #define PCRE_EXTRA              0x00000040  /* C1       */
                    134: #define PCRE_NOTBOL             0x00000080  /*    E D J */
                    135: #define PCRE_NOTEOL             0x00000100  /*    E D J */
                    136: #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_POSSESS    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 */
                    174: 
                    175: #define PCRE_ERROR_NOMATCH          (-1)
                    176: #define PCRE_ERROR_NULL             (-2)
                    177: #define PCRE_ERROR_BADOPTION        (-3)
                    178: #define PCRE_ERROR_BADMAGIC         (-4)
                    179: #define PCRE_ERROR_UNKNOWN_OPCODE   (-5)
                    180: #define PCRE_ERROR_UNKNOWN_NODE     (-5)  /* For backward compatibility */
                    181: #define PCRE_ERROR_NOMEMORY         (-6)
                    182: #define PCRE_ERROR_NOSUBSTRING      (-7)
                    183: #define PCRE_ERROR_MATCHLIMIT       (-8)
                    184: #define PCRE_ERROR_CALLOUT          (-9)  /* Never used by PCRE itself */
                    185: #define PCRE_ERROR_BADUTF8         (-10)  /* Same for 8/16/32 */
                    186: #define PCRE_ERROR_BADUTF16        (-10)  /* Same for 8/16/32 */
                    187: #define PCRE_ERROR_BADUTF32        (-10)  /* Same for 8/16/32 */
                    188: #define PCRE_ERROR_BADUTF8_OFFSET  (-11)  /* Same for 8/16 */
                    189: #define PCRE_ERROR_BADUTF16_OFFSET (-11)  /* Same for 8/16 */
                    190: #define PCRE_ERROR_PARTIAL         (-12)
                    191: #define PCRE_ERROR_BADPARTIAL      (-13)
                    192: #define PCRE_ERROR_INTERNAL        (-14)
                    193: #define PCRE_ERROR_BADCOUNT        (-15)
                    194: #define PCRE_ERROR_DFA_UITEM       (-16)
                    195: #define PCRE_ERROR_DFA_UCOND       (-17)
                    196: #define PCRE_ERROR_DFA_UMLIMIT     (-18)
                    197: #define PCRE_ERROR_DFA_WSSIZE      (-19)
                    198: #define PCRE_ERROR_DFA_RECURSE     (-20)
                    199: #define PCRE_ERROR_RECURSIONLIMIT  (-21)
                    200: #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() */
                    256: 
                    257: #define PCRE_INFO_OPTIONS            0
                    258: #define PCRE_INFO_SIZE               1
                    259: #define PCRE_INFO_CAPTURECOUNT       2
                    260: #define PCRE_INFO_BACKREFMAX         3
                    261: #define PCRE_INFO_FIRSTBYTE          4
                    262: #define PCRE_INFO_FIRSTCHAR          4  /* For backwards compatibility */
                    263: #define PCRE_INFO_FIRSTTABLE         5
                    264: #define PCRE_INFO_LASTLITERAL        6
                    265: #define PCRE_INFO_NAMEENTRYSIZE      7
                    266: #define PCRE_INFO_NAMECOUNT          8
                    267: #define PCRE_INFO_NAMETABLE          9
                    268: #define PCRE_INFO_STUDYSIZE         10
                    269: #define PCRE_INFO_DEFAULT_TABLES    11
                    270: #define PCRE_INFO_OKPARTIAL         12
                    271: #define PCRE_INFO_JCHANGED          13
                    272: #define PCRE_INFO_HASCRORLF         14
                    273: #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
                    286: compatible. */
                    287: 
                    288: #define PCRE_CONFIG_UTF8                    0
                    289: #define PCRE_CONFIG_NEWLINE                 1
                    290: #define PCRE_CONFIG_LINK_SIZE               2
                    291: #define PCRE_CONFIG_POSIX_MALLOC_THRESHOLD  3
                    292: #define PCRE_CONFIG_MATCH_LIMIT             4
                    293: #define PCRE_CONFIG_STACKRECURSE            5
                    294: #define PCRE_CONFIG_UNICODE_PROPERTIES      6
                    295: #define PCRE_CONFIG_MATCH_LIMIT_RECURSION   7
                    296: #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: #define PCRE_CONFIG_PARENS_LIMIT           13
                    302: 
                    303: /* Request types for pcre_study(). Do not re-arrange, in order to remain
                    304: compatible. */
                    305: 
                    306: #define PCRE_STUDY_JIT_COMPILE                0x0001
                    307: #define PCRE_STUDY_JIT_PARTIAL_SOFT_COMPILE   0x0002
                    308: #define PCRE_STUDY_JIT_PARTIAL_HARD_COMPILE   0x0004
                    309: #define PCRE_STUDY_EXTRA_NEEDED               0x0008
                    310: 
                    311: /* Bit flags for the pcre[16|32]_extra structure. Do not re-arrange or redefine
                    312: these bits, just add new ones on the end, in order to remain compatible. */
                    313: 
                    314: #define PCRE_EXTRA_STUDY_DATA             0x0001
                    315: #define PCRE_EXTRA_MATCH_LIMIT            0x0002
                    316: #define PCRE_EXTRA_CALLOUT_DATA           0x0004
                    317: #define PCRE_EXTRA_TABLES                 0x0008
                    318: #define PCRE_EXTRA_MATCH_LIMIT_RECURSION  0x0010
                    319: #define PCRE_EXTRA_MARK                   0x0020
                    320: #define PCRE_EXTRA_EXECUTABLE_JIT         0x0040
                    321: 
                    322: /* Types */
                    323: 
1.9     ! moko      324: struct real_pcre8_or_16;          /* declaration; the definition is private  */
        !           325: typedef struct real_pcre8_or_16 pcre;
1.8       moko      326: 
1.9     ! moko      327: struct real_pcre8_or_16;          /* declaration; the definition is private  */
        !           328: typedef struct real_pcre8_or_16 pcre16;
1.8       moko      329: 
                    330: struct real_pcre32;               /* declaration; the definition is private  */
                    331: typedef struct real_pcre32 pcre32;
                    332: 
                    333: struct real_pcre_jit_stack;       /* declaration; the definition is private  */
                    334: typedef struct real_pcre_jit_stack pcre_jit_stack;
                    335: 
                    336: struct real_pcre16_jit_stack;     /* declaration; the definition is private  */
                    337: typedef struct real_pcre16_jit_stack pcre16_jit_stack;
                    338: 
                    339: struct real_pcre32_jit_stack;     /* declaration; the definition is private  */
                    340: typedef struct real_pcre32_jit_stack pcre32_jit_stack;
                    341: 
                    342: /* If PCRE is compiled with 16 bit character support, PCRE_UCHAR16 must contain
                    343: a 16 bit wide signed data type. Otherwise it can be a dummy data type since
                    344: pcre16 functions are not implemented. There is a check for this in pcre_internal.h. */
                    345: #ifndef PCRE_UCHAR16
                    346: #define PCRE_UCHAR16 unsigned short
                    347: #endif
                    348: 
                    349: #ifndef PCRE_SPTR16
                    350: #define PCRE_SPTR16 const PCRE_UCHAR16 *
                    351: #endif
                    352: 
                    353: /* If PCRE is compiled with 32 bit character support, PCRE_UCHAR32 must contain
                    354: a 32 bit wide signed data type. Otherwise it can be a dummy data type since
                    355: pcre32 functions are not implemented. There is a check for this in pcre_internal.h. */
                    356: #ifndef PCRE_UCHAR32
                    357: #define PCRE_UCHAR32 unsigned int
                    358: #endif
                    359: 
                    360: #ifndef PCRE_SPTR32
                    361: #define PCRE_SPTR32 const PCRE_UCHAR32 *
                    362: #endif
                    363: 
                    364: /* When PCRE is compiled as a C++ library, the subject pointer type can be
                    365: replaced with a custom type. For conventional use, the public interface is a
                    366: const char *. */
                    367: 
                    368: #ifndef PCRE_SPTR
                    369: #define PCRE_SPTR const char *
                    370: #endif
                    371: 
                    372: /* The structure for passing additional data to pcre_exec(). This is defined in
                    373: such as way as to be extensible. Always add new fields at the end, in order to
                    374: remain compatible. */
                    375: 
                    376: typedef struct pcre_extra {
                    377:   unsigned long int flags;        /* Bits for which fields are set */
                    378:   void *study_data;               /* Opaque data from pcre_study() */
                    379:   unsigned long int match_limit;  /* Maximum number of calls to match() */
                    380:   void *callout_data;             /* Data passed back in callouts */
                    381:   const unsigned char *tables;    /* Pointer to character tables */
                    382:   unsigned long int match_limit_recursion; /* Max recursive calls to match() */
                    383:   unsigned char **mark;           /* For passing back a mark pointer */
                    384:   void *executable_jit;           /* Contains a pointer to a compiled jit code */
                    385: } pcre_extra;
                    386: 
                    387: /* Same structure as above, but with 16 bit char pointers. */
                    388: 
                    389: typedef struct pcre16_extra {
                    390:   unsigned long int flags;        /* Bits for which fields are set */
                    391:   void *study_data;               /* Opaque data from pcre_study() */
                    392:   unsigned long int match_limit;  /* Maximum number of calls to match() */
                    393:   void *callout_data;             /* Data passed back in callouts */
                    394:   const unsigned char *tables;    /* Pointer to character tables */
                    395:   unsigned long int match_limit_recursion; /* Max recursive calls to match() */
                    396:   PCRE_UCHAR16 **mark;            /* For passing back a mark pointer */
                    397:   void *executable_jit;           /* Contains a pointer to a compiled jit code */
                    398: } pcre16_extra;
                    399: 
                    400: /* Same structure as above, but with 32 bit char pointers. */
                    401: 
                    402: typedef struct pcre32_extra {
                    403:   unsigned long int flags;        /* Bits for which fields are set */
                    404:   void *study_data;               /* Opaque data from pcre_study() */
                    405:   unsigned long int match_limit;  /* Maximum number of calls to match() */
                    406:   void *callout_data;             /* Data passed back in callouts */
                    407:   const unsigned char *tables;    /* Pointer to character tables */
                    408:   unsigned long int match_limit_recursion; /* Max recursive calls to match() */
                    409:   PCRE_UCHAR32 **mark;            /* For passing back a mark pointer */
                    410:   void *executable_jit;           /* Contains a pointer to a compiled jit code */
                    411: } pcre32_extra;
                    412: 
                    413: /* The structure for passing out data via the pcre_callout_function. We use a
                    414: structure so that new fields can be added on the end in future versions,
                    415: without changing the API of the function, thereby allowing old clients to work
                    416: without modification. */
                    417: 
                    418: typedef struct pcre_callout_block {
                    419:   int          version;           /* Identifies version of block */
                    420:   /* ------------------------ Version 0 ------------------------------- */
                    421:   int          callout_number;    /* Number compiled into pattern */
                    422:   int         *offset_vector;     /* The offset vector */
                    423:   PCRE_SPTR    subject;           /* The subject being matched */
                    424:   int          subject_length;    /* The length of the subject */
                    425:   int          start_match;       /* Offset to start of this match attempt */
                    426:   int          current_position;  /* Where we currently are in the subject */
                    427:   int          capture_top;       /* Max current capture */
                    428:   int          capture_last;      /* Most recently closed capture */
                    429:   void        *callout_data;      /* Data passed in with the call */
                    430:   /* ------------------- Added for Version 1 -------------------------- */
                    431:   int          pattern_position;  /* Offset to next item in the pattern */
                    432:   int          next_item_length;  /* Length of next item in the pattern */
                    433:   /* ------------------- Added for Version 2 -------------------------- */
                    434:   const unsigned char *mark;      /* Pointer to current mark or NULL    */
                    435:   /* ------------------------------------------------------------------ */
                    436: } pcre_callout_block;
                    437: 
                    438: /* Same structure as above, but with 16 bit char pointers. */
                    439: 
                    440: typedef struct pcre16_callout_block {
                    441:   int          version;           /* Identifies version of block */
                    442:   /* ------------------------ Version 0 ------------------------------- */
                    443:   int          callout_number;    /* Number compiled into pattern */
                    444:   int         *offset_vector;     /* The offset vector */
                    445:   PCRE_SPTR16  subject;           /* The subject being matched */
                    446:   int          subject_length;    /* The length of the subject */
                    447:   int          start_match;       /* Offset to start of this match attempt */
                    448:   int          current_position;  /* Where we currently are in the subject */
                    449:   int          capture_top;       /* Max current capture */
                    450:   int          capture_last;      /* Most recently closed capture */
                    451:   void        *callout_data;      /* Data passed in with the call */
                    452:   /* ------------------- Added for Version 1 -------------------------- */
                    453:   int          pattern_position;  /* Offset to next item in the pattern */
                    454:   int          next_item_length;  /* Length of next item in the pattern */
                    455:   /* ------------------- Added for Version 2 -------------------------- */
                    456:   const PCRE_UCHAR16 *mark;       /* Pointer to current mark or NULL    */
                    457:   /* ------------------------------------------------------------------ */
                    458: } pcre16_callout_block;
                    459: 
                    460: /* Same structure as above, but with 32 bit char pointers. */
                    461: 
                    462: typedef struct pcre32_callout_block {
                    463:   int          version;           /* Identifies version of block */
                    464:   /* ------------------------ Version 0 ------------------------------- */
                    465:   int          callout_number;    /* Number compiled into pattern */
                    466:   int         *offset_vector;     /* The offset vector */
                    467:   PCRE_SPTR32  subject;           /* The subject being matched */
                    468:   int          subject_length;    /* The length of the subject */
                    469:   int          start_match;       /* Offset to start of this match attempt */
                    470:   int          current_position;  /* Where we currently are in the subject */
                    471:   int          capture_top;       /* Max current capture */
                    472:   int          capture_last;      /* Most recently closed capture */
                    473:   void        *callout_data;      /* Data passed in with the call */
                    474:   /* ------------------- Added for Version 1 -------------------------- */
                    475:   int          pattern_position;  /* Offset to next item in the pattern */
                    476:   int          next_item_length;  /* Length of next item in the pattern */
                    477:   /* ------------------- Added for Version 2 -------------------------- */
                    478:   const PCRE_UCHAR32 *mark;       /* Pointer to current mark or NULL    */
                    479:   /* ------------------------------------------------------------------ */
                    480: } pcre32_callout_block;
                    481: 
                    482: /* Indirection for store get and free functions. These can be set to
                    483: alternative malloc/free functions if required. Special ones are used in the
                    484: non-recursive case for "frames". There is also an optional callout function
                    485: that is triggered by the (?) regex item. For Virtual Pascal, these definitions
                    486: have to take another form. */
                    487: 
                    488: #ifndef VPCOMPAT
                    489: PCRE_EXP_DECL void *(*pcre_malloc)(size_t);
                    490: PCRE_EXP_DECL void  (*pcre_free)(void *);
                    491: PCRE_EXP_DECL void *(*pcre_stack_malloc)(size_t);
                    492: PCRE_EXP_DECL void  (*pcre_stack_free)(void *);
                    493: PCRE_EXP_DECL int   (*pcre_callout)(pcre_callout_block *);
                    494: PCRE_EXP_DECL int   (*pcre_stack_guard)(void);
                    495: 
                    496: PCRE_EXP_DECL void *(*pcre16_malloc)(size_t);
                    497: PCRE_EXP_DECL void  (*pcre16_free)(void *);
                    498: PCRE_EXP_DECL void *(*pcre16_stack_malloc)(size_t);
                    499: PCRE_EXP_DECL void  (*pcre16_stack_free)(void *);
                    500: PCRE_EXP_DECL int   (*pcre16_callout)(pcre16_callout_block *);
                    501: PCRE_EXP_DECL int   (*pcre16_stack_guard)(void);
                    502: 
                    503: PCRE_EXP_DECL void *(*pcre32_malloc)(size_t);
                    504: PCRE_EXP_DECL void  (*pcre32_free)(void *);
                    505: PCRE_EXP_DECL void *(*pcre32_stack_malloc)(size_t);
                    506: PCRE_EXP_DECL void  (*pcre32_stack_free)(void *);
                    507: PCRE_EXP_DECL int   (*pcre32_callout)(pcre32_callout_block *);
                    508: PCRE_EXP_DECL int   (*pcre32_stack_guard)(void);
                    509: #else   /* VPCOMPAT */
                    510: PCRE_EXP_DECL void *pcre_malloc(size_t);
                    511: PCRE_EXP_DECL void  pcre_free(void *);
                    512: PCRE_EXP_DECL void *pcre_stack_malloc(size_t);
                    513: PCRE_EXP_DECL void  pcre_stack_free(void *);
                    514: PCRE_EXP_DECL int   pcre_callout(pcre_callout_block *);
                    515: PCRE_EXP_DECL int   pcre_stack_guard(void);
                    516: 
                    517: PCRE_EXP_DECL void *pcre16_malloc(size_t);
                    518: PCRE_EXP_DECL void  pcre16_free(void *);
                    519: PCRE_EXP_DECL void *pcre16_stack_malloc(size_t);
                    520: PCRE_EXP_DECL void  pcre16_stack_free(void *);
                    521: PCRE_EXP_DECL int   pcre16_callout(pcre16_callout_block *);
                    522: PCRE_EXP_DECL int   pcre16_stack_guard(void);
                    523: 
                    524: PCRE_EXP_DECL void *pcre32_malloc(size_t);
                    525: PCRE_EXP_DECL void  pcre32_free(void *);
                    526: PCRE_EXP_DECL void *pcre32_stack_malloc(size_t);
                    527: PCRE_EXP_DECL void  pcre32_stack_free(void *);
                    528: PCRE_EXP_DECL int   pcre32_callout(pcre32_callout_block *);
                    529: PCRE_EXP_DECL int   pcre32_stack_guard(void);
                    530: #endif  /* VPCOMPAT */
                    531: 
                    532: /* User defined callback which provides a stack just before the match starts. */
                    533: 
                    534: typedef pcre_jit_stack *(*pcre_jit_callback)(void *);
                    535: typedef pcre16_jit_stack *(*pcre16_jit_callback)(void *);
                    536: typedef pcre32_jit_stack *(*pcre32_jit_callback)(void *);
                    537: 
                    538: /* Exported PCRE functions */
                    539: 
                    540: PCRE_EXP_DECL pcre *pcre_compile(const char *, int, const char **, int *,
                    541:                   const unsigned char *);
                    542: PCRE_EXP_DECL pcre16 *pcre16_compile(PCRE_SPTR16, int, const char **, int *,
                    543:                   const unsigned char *);
                    544: PCRE_EXP_DECL pcre32 *pcre32_compile(PCRE_SPTR32, int, const char **, int *,
                    545:                   const unsigned char *);
                    546: PCRE_EXP_DECL pcre *pcre_compile2(const char *, int, int *, const char **,
                    547:                   int *, const unsigned char *);
                    548: PCRE_EXP_DECL pcre16 *pcre16_compile2(PCRE_SPTR16, int, int *, const char **,
                    549:                   int *, const unsigned char *);
                    550: PCRE_EXP_DECL pcre32 *pcre32_compile2(PCRE_SPTR32, int, int *, const char **,
                    551:                   int *, const unsigned char *);
                    552: PCRE_EXP_DECL int  pcre_config(int, void *);
                    553: PCRE_EXP_DECL int  pcre16_config(int, void *);
                    554: PCRE_EXP_DECL int  pcre32_config(int, void *);
                    555: PCRE_EXP_DECL int  pcre_copy_named_substring(const pcre *, const char *,
                    556:                   int *, int, const char *, char *, int);
                    557: PCRE_EXP_DECL int  pcre16_copy_named_substring(const pcre16 *, PCRE_SPTR16,
                    558:                   int *, int, PCRE_SPTR16, PCRE_UCHAR16 *, int);
                    559: PCRE_EXP_DECL int  pcre32_copy_named_substring(const pcre32 *, PCRE_SPTR32,
                    560:                   int *, int, PCRE_SPTR32, PCRE_UCHAR32 *, int);
                    561: PCRE_EXP_DECL int  pcre_copy_substring(const char *, int *, int, int,
                    562:                   char *, int);
                    563: PCRE_EXP_DECL int  pcre16_copy_substring(PCRE_SPTR16, int *, int, int,
                    564:                   PCRE_UCHAR16 *, int);
                    565: PCRE_EXP_DECL int  pcre32_copy_substring(PCRE_SPTR32, int *, int, int,
                    566:                   PCRE_UCHAR32 *, int);
                    567: PCRE_EXP_DECL int  pcre_dfa_exec(const pcre *, const pcre_extra *,
                    568:                   const char *, int, int, int, int *, int , int *, int);
                    569: PCRE_EXP_DECL int  pcre16_dfa_exec(const pcre16 *, const pcre16_extra *,
                    570:                   PCRE_SPTR16, int, int, int, int *, int , int *, int);
                    571: PCRE_EXP_DECL int  pcre32_dfa_exec(const pcre32 *, const pcre32_extra *,
                    572:                   PCRE_SPTR32, int, int, int, int *, int , int *, int);
                    573: PCRE_EXP_DECL int  pcre_exec(const pcre *, const pcre_extra *, PCRE_SPTR,
                    574:                    int, int, int, int *, int);
                    575: PCRE_EXP_DECL int  pcre16_exec(const pcre16 *, const pcre16_extra *,
                    576:                    PCRE_SPTR16, int, int, int, int *, int);
                    577: PCRE_EXP_DECL int  pcre32_exec(const pcre32 *, const pcre32_extra *,
                    578:                    PCRE_SPTR32, int, int, int, int *, int);
                    579: PCRE_EXP_DECL int  pcre_jit_exec(const pcre *, const pcre_extra *,
                    580:                    PCRE_SPTR, int, int, int, int *, int,
                    581:                    pcre_jit_stack *);
                    582: PCRE_EXP_DECL int  pcre16_jit_exec(const pcre16 *, const pcre16_extra *,
                    583:                    PCRE_SPTR16, int, int, int, int *, int,
                    584:                    pcre16_jit_stack *);
                    585: PCRE_EXP_DECL int  pcre32_jit_exec(const pcre32 *, const pcre32_extra *,
                    586:                    PCRE_SPTR32, int, int, int, int *, int,
                    587:                    pcre32_jit_stack *);
                    588: PCRE_EXP_DECL void pcre_free_substring(const char *);
                    589: PCRE_EXP_DECL void pcre16_free_substring(PCRE_SPTR16);
                    590: PCRE_EXP_DECL void pcre32_free_substring(PCRE_SPTR32);
                    591: PCRE_EXP_DECL void pcre_free_substring_list(const char **);
                    592: PCRE_EXP_DECL void pcre16_free_substring_list(PCRE_SPTR16 *);
                    593: PCRE_EXP_DECL void pcre32_free_substring_list(PCRE_SPTR32 *);
                    594: PCRE_EXP_DECL int  pcre_fullinfo(const pcre *, const pcre_extra *, int,
                    595:                   void *);
                    596: PCRE_EXP_DECL int  pcre16_fullinfo(const pcre16 *, const pcre16_extra *, int,
                    597:                   void *);
                    598: PCRE_EXP_DECL int  pcre32_fullinfo(const pcre32 *, const pcre32_extra *, int,
                    599:                   void *);
                    600: PCRE_EXP_DECL int  pcre_get_named_substring(const pcre *, const char *,
                    601:                   int *, int, const char *, const char **);
                    602: PCRE_EXP_DECL int  pcre16_get_named_substring(const pcre16 *, PCRE_SPTR16,
                    603:                   int *, int, PCRE_SPTR16, PCRE_SPTR16 *);
                    604: PCRE_EXP_DECL int  pcre32_get_named_substring(const pcre32 *, PCRE_SPTR32,
                    605:                   int *, int, PCRE_SPTR32, PCRE_SPTR32 *);
                    606: PCRE_EXP_DECL int  pcre_get_stringnumber(const pcre *, const char *);
                    607: PCRE_EXP_DECL int  pcre16_get_stringnumber(const pcre16 *, PCRE_SPTR16);
                    608: PCRE_EXP_DECL int  pcre32_get_stringnumber(const pcre32 *, PCRE_SPTR32);
                    609: PCRE_EXP_DECL int  pcre_get_stringtable_entries(const pcre *, const char *,
                    610:                   char **, char **);
                    611: PCRE_EXP_DECL int  pcre16_get_stringtable_entries(const pcre16 *, PCRE_SPTR16,
                    612:                   PCRE_UCHAR16 **, PCRE_UCHAR16 **);
                    613: PCRE_EXP_DECL int  pcre32_get_stringtable_entries(const pcre32 *, PCRE_SPTR32,
                    614:                   PCRE_UCHAR32 **, PCRE_UCHAR32 **);
                    615: PCRE_EXP_DECL int  pcre_get_substring(const char *, int *, int, int,
                    616:                   const char **);
                    617: PCRE_EXP_DECL int  pcre16_get_substring(PCRE_SPTR16, int *, int, int,
                    618:                   PCRE_SPTR16 *);
                    619: PCRE_EXP_DECL int  pcre32_get_substring(PCRE_SPTR32, int *, int, int,
                    620:                   PCRE_SPTR32 *);
                    621: PCRE_EXP_DECL int  pcre_get_substring_list(const char *, int *, int,
                    622:                   const char ***);
                    623: PCRE_EXP_DECL int  pcre16_get_substring_list(PCRE_SPTR16, int *, int,
                    624:                   PCRE_SPTR16 **);
                    625: PCRE_EXP_DECL int  pcre32_get_substring_list(PCRE_SPTR32, int *, int,
                    626:                   PCRE_SPTR32 **);
                    627: PCRE_EXP_DECL const unsigned char *pcre_maketables(void);
                    628: PCRE_EXP_DECL const unsigned char *pcre16_maketables(void);
                    629: PCRE_EXP_DECL const unsigned char *pcre32_maketables(void);
                    630: PCRE_EXP_DECL int  pcre_refcount(pcre *, int);
                    631: PCRE_EXP_DECL int  pcre16_refcount(pcre16 *, int);
                    632: PCRE_EXP_DECL int  pcre32_refcount(pcre32 *, int);
                    633: PCRE_EXP_DECL pcre_extra *pcre_study(const pcre *, int, const char **);
                    634: PCRE_EXP_DECL pcre16_extra *pcre16_study(const pcre16 *, int, const char **);
                    635: PCRE_EXP_DECL pcre32_extra *pcre32_study(const pcre32 *, int, const char **);
                    636: PCRE_EXP_DECL void pcre_free_study(pcre_extra *);
                    637: PCRE_EXP_DECL void pcre16_free_study(pcre16_extra *);
                    638: PCRE_EXP_DECL void pcre32_free_study(pcre32_extra *);
                    639: PCRE_EXP_DECL const char *pcre_version(void);
                    640: PCRE_EXP_DECL const char *pcre16_version(void);
                    641: PCRE_EXP_DECL const char *pcre32_version(void);
                    642: 
                    643: /* Utility functions for byte order swaps. */
                    644: PCRE_EXP_DECL int  pcre_pattern_to_host_byte_order(pcre *, pcre_extra *,
                    645:                   const unsigned char *);
                    646: PCRE_EXP_DECL int  pcre16_pattern_to_host_byte_order(pcre16 *, pcre16_extra *,
                    647:                   const unsigned char *);
                    648: PCRE_EXP_DECL int  pcre32_pattern_to_host_byte_order(pcre32 *, pcre32_extra *,
                    649:                   const unsigned char *);
                    650: PCRE_EXP_DECL int  pcre16_utf16_to_host_byte_order(PCRE_UCHAR16 *,
                    651:                   PCRE_SPTR16, int, int *, int);
                    652: PCRE_EXP_DECL int  pcre32_utf32_to_host_byte_order(PCRE_UCHAR32 *,
                    653:                   PCRE_SPTR32, int, int *, int);
                    654: 
                    655: /* JIT compiler related functions. */
                    656: 
                    657: PCRE_EXP_DECL pcre_jit_stack *pcre_jit_stack_alloc(int, int);
                    658: PCRE_EXP_DECL pcre16_jit_stack *pcre16_jit_stack_alloc(int, int);
                    659: PCRE_EXP_DECL pcre32_jit_stack *pcre32_jit_stack_alloc(int, int);
                    660: PCRE_EXP_DECL void pcre_jit_stack_free(pcre_jit_stack *);
                    661: PCRE_EXP_DECL void pcre16_jit_stack_free(pcre16_jit_stack *);
                    662: PCRE_EXP_DECL void pcre32_jit_stack_free(pcre32_jit_stack *);
                    663: PCRE_EXP_DECL void pcre_assign_jit_stack(pcre_extra *,
                    664:                   pcre_jit_callback, void *);
                    665: PCRE_EXP_DECL void pcre16_assign_jit_stack(pcre16_extra *,
                    666:                   pcre16_jit_callback, void *);
                    667: PCRE_EXP_DECL void pcre32_assign_jit_stack(pcre32_extra *,
                    668:                   pcre32_jit_callback, void *);
                    669: PCRE_EXP_DECL void pcre_jit_free_unused_memory(void);
                    670: PCRE_EXP_DECL void pcre16_jit_free_unused_memory(void);
                    671: PCRE_EXP_DECL void pcre32_jit_free_unused_memory(void);
                    672: 
                    673: #ifdef __cplusplus
                    674: }  /* extern "C" */
                    675: #endif
                    676: 
                    677: #endif /* End of pcre.h */

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