--- win32/pcre/pcre_internal.h 2009/04/21 10:23:57 1.3 +++ win32/pcre/pcre_internal.h 2010/07/13 03:34:24 1.4 @@ -7,7 +7,7 @@ and semantics are as close as possible to those of the Perl 5 language. Written by Philip Hazel - Copyright (c) 1997-2009 University of Cambridge + Copyright (c) 1997-2010 University of Cambridge ----------------------------------------------------------------------------- Redistribution and use in source and binary forms, with or without @@ -45,10 +45,10 @@ functions whose names all begin with "_p #ifndef PCRE_INTERNAL_H #define PCRE_INTERNAL_H -/* Define DEBUG to get debugging output on stdout. */ +/* Define PCRE_DEBUG to get debugging output on stdout. */ #if 0 -#define DEBUG +#define PCRE_DEBUG #endif /* We do not support both EBCDIC and UTF-8 at the same time. The "configure" @@ -74,7 +74,7 @@ It turns out that the Mac Debugging.h he be absolutely sure we get our version. */ #undef DPRINTF -#ifdef DEBUG +#ifdef PCRE_DEBUG #define DPRINTF(p) printf p #else #define DPRINTF(p) /* Nothing */ @@ -86,8 +86,6 @@ setjmp and stdarg are used is when NO_RE #include #include -#include -#include #include #include #include @@ -186,6 +184,26 @@ preprocessor time in standard C environm #error Cannot determine a type for 32-bit unsigned integers #endif +/* When checking for integer overflow in pcre_compile(), we need to handle +large integers. If a 64-bit integer type is available, we can use that. +Otherwise we have to cast to double, which of course requires floating point +arithmetic. Handle this by defining a macro for the appropriate type. If +stdint.h is available, include it; it may define INT64_MAX. Systems that do not +have stdint.h (e.g. Solaris) may have inttypes.h. The macro int64_t may be set +by "configure". */ + +#if HAVE_STDINT_H +#include +#elif HAVE_INTTYPES_H +#include +#endif + +#if defined INT64_MAX || defined int64_t +#define INT64_OR_DOUBLE int64_t +#else +#define INT64_OR_DOUBLE double +#endif + /* All character handling must be done as unsigned characters. Otherwise there are problems with top-bit-set characters and functions such as isspace(). However, we leave the interface to the outside world as char *, because that @@ -457,7 +475,8 @@ know we are in UTF-8 mode. */ } \ } -/* Get the next character, testing for UTF-8 mode, and advancing the pointer */ +/* Get the next character, testing for UTF-8 mode, and advancing the pointer. +This is called when we don't know if we are in UTF-8 mode. */ #define GETCHARINCTEST(c, eptr) \ c = *eptr++; \ @@ -494,7 +513,7 @@ if there are extra bytes. This is called /* Get the next UTF-8 character, testing for UTF-8 mode, not advancing the pointer, incrementing length if there are extra bytes. This is called when we -know we are in UTF-8 mode. */ +do not know if we are in UTF-8 mode. */ #define GETCHARLENTEST(c, eptr, len) \ c = *eptr; \ @@ -535,7 +554,9 @@ Standard C system should have one. */ /* Private flags containing information about the compiled regex. They used to live at the top end of the options word, but that got almost full, so now they -are in a 16-bit flags word. */ +are in a 16-bit flags word. From release 8.00, PCRE_NOPARTIAL is unused, as +the restrictions on partial matching have been lifted. It remains for backwards +compatibility. */ #define PCRE_NOPARTIAL 0x0001 /* can't use partial with this regex */ #define PCRE_FIRSTSET 0x0002 /* first_byte is set */ @@ -547,6 +568,7 @@ are in a 16-bit flags word. */ /* Options for the "extra" block produced by pcre_study(). */ #define PCRE_STUDY_MAPPED 0x01 /* a map of starting chars exists */ +#define PCRE_STUDY_MINLEN 0x02 /* a minimum length field exists */ /* Masks for identifying the public options that are permitted at compile time, run time, or study time, respectively. */ @@ -559,17 +581,18 @@ time, run time, or study time, respectiv PCRE_DOTALL|PCRE_DOLLAR_ENDONLY|PCRE_EXTRA|PCRE_UNGREEDY|PCRE_UTF8| \ PCRE_NO_AUTO_CAPTURE|PCRE_NO_UTF8_CHECK|PCRE_AUTO_CALLOUT|PCRE_FIRSTLINE| \ PCRE_DUPNAMES|PCRE_NEWLINE_BITS|PCRE_BSR_ANYCRLF|PCRE_BSR_UNICODE| \ - PCRE_JAVASCRIPT_COMPAT) + PCRE_JAVASCRIPT_COMPAT|PCRE_UCP) #define PUBLIC_EXEC_OPTIONS \ - (PCRE_ANCHORED|PCRE_NOTBOL|PCRE_NOTEOL|PCRE_NOTEMPTY|PCRE_NO_UTF8_CHECK| \ - PCRE_PARTIAL|PCRE_NEWLINE_BITS|PCRE_BSR_ANYCRLF|PCRE_BSR_UNICODE| \ - PCRE_NO_START_OPTIMIZE) + (PCRE_ANCHORED|PCRE_NOTBOL|PCRE_NOTEOL|PCRE_NOTEMPTY|PCRE_NOTEMPTY_ATSTART| \ + PCRE_NO_UTF8_CHECK|PCRE_PARTIAL_HARD|PCRE_PARTIAL_SOFT|PCRE_NEWLINE_BITS| \ + PCRE_BSR_ANYCRLF|PCRE_BSR_UNICODE|PCRE_NO_START_OPTIMIZE) #define PUBLIC_DFA_EXEC_OPTIONS \ - (PCRE_ANCHORED|PCRE_NOTBOL|PCRE_NOTEOL|PCRE_NOTEMPTY|PCRE_NO_UTF8_CHECK| \ - PCRE_PARTIAL|PCRE_DFA_SHORTEST|PCRE_DFA_RESTART|PCRE_NEWLINE_BITS| \ - PCRE_BSR_ANYCRLF|PCRE_BSR_UNICODE|PCRE_NO_START_OPTIMIZE) + (PCRE_ANCHORED|PCRE_NOTBOL|PCRE_NOTEOL|PCRE_NOTEMPTY|PCRE_NOTEMPTY_ATSTART| \ + PCRE_NO_UTF8_CHECK|PCRE_PARTIAL_HARD|PCRE_PARTIAL_SOFT|PCRE_DFA_SHORTEST| \ + PCRE_DFA_RESTART|PCRE_NEWLINE_BITS|PCRE_BSR_ANYCRLF|PCRE_BSR_UNICODE| \ + PCRE_NO_START_OPTIMIZE) #define PUBLIC_STUDY_OPTIONS 0 /* None defined */ @@ -853,6 +876,7 @@ so that PCRE works on both ASCII and EBC #define STRING_COMMIT0 "COMMIT\0" #define STRING_F0 "F\0" #define STRING_FAIL0 "FAIL\0" +#define STRING_MARK0 "MARK\0" #define STRING_PRUNE0 "PRUNE\0" #define STRING_SKIP0 "SKIP\0" #define STRING_THEN "THEN" @@ -882,6 +906,7 @@ so that PCRE works on both ASCII and EBC #define STRING_BSR_ANYCRLF_RIGHTPAR "BSR_ANYCRLF)" #define STRING_BSR_UNICODE_RIGHTPAR "BSR_UNICODE)" #define STRING_UTF8_RIGHTPAR "UTF8)" +#define STRING_UCP_RIGHTPAR "UCP)" #else /* SUPPORT_UTF8 */ @@ -1105,6 +1130,7 @@ only. */ #define STRING_COMMIT0 STR_C STR_O STR_M STR_M STR_I STR_T "\0" #define STRING_F0 STR_F "\0" #define STRING_FAIL0 STR_F STR_A STR_I STR_L "\0" +#define STRING_MARK0 STR_M STR_A STR_R STR_K "\0" #define STRING_PRUNE0 STR_P STR_R STR_U STR_N STR_E "\0" #define STRING_SKIP0 STR_S STR_K STR_I STR_P "\0" #define STRING_THEN STR_T STR_H STR_E STR_N @@ -1134,6 +1160,7 @@ only. */ #define STRING_BSR_ANYCRLF_RIGHTPAR STR_B STR_S STR_R STR_UNDERSCORE STR_A STR_N STR_Y STR_C STR_R STR_L STR_F STR_RIGHT_PARENTHESIS #define STRING_BSR_UNICODE_RIGHTPAR STR_B STR_S STR_R STR_UNDERSCORE STR_U STR_N STR_I STR_C STR_O STR_D STR_E STR_RIGHT_PARENTHESIS #define STRING_UTF8_RIGHTPAR STR_U STR_T STR_F STR_8 STR_RIGHT_PARENTHESIS +#define STRING_UCP_RIGHTPAR STR_U STR_C STR_P STR_RIGHT_PARENTHESIS #endif /* SUPPORT_UTF8 */ @@ -1166,9 +1193,13 @@ only. */ #define PT_ANY 0 /* Any property - matches all chars */ #define PT_LAMP 1 /* L& - the union of Lu, Ll, Lt */ -#define PT_GC 2 /* General characteristic (e.g. L) */ -#define PT_PC 3 /* Particular characteristic (e.g. Lu) */ +#define PT_GC 2 /* Specified general characteristic (e.g. L) */ +#define PT_PC 3 /* Specified particular characteristic (e.g. Lu) */ #define PT_SC 4 /* Script (e.g. Han) */ +#define PT_ALNUM 5 /* Alphanumeric - the union of L and N */ +#define PT_SPACE 6 /* Perl space - Z plus 9,10,12,13 */ +#define PT_PXSPACE 7 /* POSIX space - Z plus 9,10,11,12,13 */ +#define PT_WORD 8 /* Word - L plus N plus underscore */ /* Flag bits and data types for the extended class (OP_XCLASS) for classes that contain UTF-8 characters with values greater than 255. */ @@ -1185,9 +1216,15 @@ contain UTF-8 characters with values gre /* These are escaped items that aren't just an encoding of a particular data value such as \n. They must have non-zero values, as check_escape() returns their negation. Also, they must appear in the same order as in the opcode -definitions below, up to ESC_z. There's a dummy for OP_ANY because it -corresponds to "." rather than an escape sequence, and another for OP_ALLANY -(which is used for [^] in JavaScript compatibility mode). +definitions below, up to ESC_z. There's a dummy for OP_ALLANY because it +corresponds to "." in DOTALL mode rather than an escape sequence. It is also +used for [^] in JavaScript compatibility mode. In non-DOTALL mode, "." behaves +like \N. + +The special values ESC_DU, ESC_du, etc. are used instead of ESC_D, ESC_d, etc. +when PCRE_UCP is set, when replacement of \d etc by \p sequences is required. +They must be contiguous, and remain in order so that the replacements can be +looked up from a table. The final escape must be ESC_REF as subsequent values are used for backreferences (\1, \2, \3, etc). There are two tests in the code for an escape @@ -1197,17 +1234,18 @@ put in between that don't consume a char */ enum { ESC_A = 1, ESC_G, ESC_K, ESC_B, ESC_b, ESC_D, ESC_d, ESC_S, ESC_s, - ESC_W, ESC_w, ESC_dum1, ESC_dum2, ESC_C, ESC_P, ESC_p, ESC_R, ESC_H, - ESC_h, ESC_V, ESC_v, ESC_X, ESC_Z, ESC_z, ESC_E, ESC_Q, ESC_g, ESC_k, + ESC_W, ESC_w, ESC_N, ESC_dum, ESC_C, ESC_P, ESC_p, ESC_R, ESC_H, + ESC_h, ESC_V, ESC_v, ESC_X, ESC_Z, ESC_z, + ESC_E, ESC_Q, ESC_g, ESC_k, + ESC_DU, ESC_du, ESC_SU, ESC_su, ESC_WU, ESC_wu, ESC_REF }; - /* Opcode table: Starting from 1 (i.e. after OP_END), the values up to OP_EOD must correspond in order to the list of escapes immediately above. *** NOTE NOTE NOTE *** Whenever this list is updated, the two macro definitions -that follow must also be updated to match. There is also a table called -"coptable" in pcre_dfa_exec.c that must be updated. */ +that follow must also be updated to match. There are also tables called +"coptable" and "poptable" in pcre_dfa_exec.c that must be updated. */ enum { OP_END, /* 0 End of pattern */ @@ -1225,8 +1263,8 @@ enum { OP_WHITESPACE, /* 9 \s */ OP_NOT_WORDCHAR, /* 10 \W */ OP_WORDCHAR, /* 11 \w */ - OP_ANY, /* 12 Match any character (subject to DOTALL) */ - OP_ALLANY, /* 13 Match any character (not subject to DOTALL) */ + OP_ANY, /* 12 Match any character except newline */ + OP_ALLANY, /* 13 Match any character */ OP_ANYBYTE, /* 14 Match any byte (\C); different to OP_ANY for UTF-8 */ OP_NOTPROP, /* 15 \P (not Unicode property) */ OP_PROP, /* 16 \p (Unicode property) */ @@ -1343,30 +1381,49 @@ enum { OP_SCBRA, /* 98 Start of capturing bracket, check empty */ OP_SCOND, /* 99 Conditional group, check empty */ + /* The next two pairs must (respectively) be kept together. */ + OP_CREF, /* 100 Used to hold a capture number as condition */ - OP_RREF, /* 101 Used to hold a recursion number as condition */ - OP_DEF, /* 102 The DEFINE condition */ + OP_NCREF, /* 101 Same, but generaged by a name reference*/ + OP_RREF, /* 102 Used to hold a recursion number as condition */ + OP_NRREF, /* 103 Same, but generaged by a name reference*/ + OP_DEF, /* 104 The DEFINE condition */ - OP_BRAZERO, /* 103 These two must remain together and in this */ - OP_BRAMINZERO, /* 104 order. */ + OP_BRAZERO, /* 105 These two must remain together and in this */ + OP_BRAMINZERO, /* 106 order. */ /* These are backtracking control verbs */ - OP_PRUNE, /* 105 */ - OP_SKIP, /* 106 */ - OP_THEN, /* 107 */ - OP_COMMIT, /* 108 */ + OP_MARK, /* 107 always has an argument */ + OP_PRUNE, /* 108 */ + OP_PRUNE_ARG, /* 109 same, but with argument */ + OP_SKIP, /* 110 */ + OP_SKIP_ARG, /* 111 same, but with argument */ + OP_THEN, /* 112 */ + OP_THEN_ARG, /* 113 same, but with argument */ + OP_COMMIT, /* 114 */ /* These are forced failure and success verbs */ - OP_FAIL, /* 109 */ - OP_ACCEPT, /* 110 */ + OP_FAIL, /* 115 */ + OP_ACCEPT, /* 116 */ + OP_CLOSE, /* 117 Used before OP_ACCEPT to close open captures */ /* This is used to skip a subpattern with a {0} quantifier */ - OP_SKIPZERO /* 111 */ + OP_SKIPZERO, /* 118 */ + + /* This is not an opcode, but is used to check that tables indexed by opcode + are the correct length, in order to catch updating errors - there have been + some in the past. */ + + OP_TABLE_LENGTH }; +/* *** NOTE NOTE NOTE *** Whenever the list above is updated, the two macro +definitions that follow must also be updated to match. There are also tables +called "coptable" and "poptable" in pcre_dfa_exec.c that must be updated. */ + /* This macro defines textual names for all the opcodes. These are used only for debugging. The macro is referenced only in pcre_printint.c. */ @@ -1388,9 +1445,11 @@ for debugging. The macro is referenced o "Alt", "Ket", "KetRmax", "KetRmin", "Assert", "Assert not", \ "AssertB", "AssertB not", "Reverse", \ "Once", "Bra", "CBra", "Cond", "SBra", "SCBra", "SCond", \ - "Cond ref", "Cond rec", "Cond def", "Brazero", "Braminzero", \ - "*PRUNE", "*SKIP", "*THEN", "*COMMIT", "*FAIL", "*ACCEPT", \ - "Skip zero" + "Cond ref", "Cond nref", "Cond rec", "Cond nrec", "Cond def", \ + "Brazero", "Braminzero", \ + "*MARK", "*PRUNE", "*PRUNE", "*SKIP", "*SKIP", \ + "*THEN", "*THEN", "*COMMIT", "*FAIL", "*ACCEPT", \ + "Close", "Skip zero" /* This macro defines the length of fixed length operations in the compiled @@ -1407,8 +1466,9 @@ in UTF-8 mode. The code that uses this t 1, 1, 1, 1, 1, /* \A, \G, \K, \B, \b */ \ 1, 1, 1, 1, 1, 1, /* \D, \d, \S, \s, \W, \w */ \ 1, 1, 1, /* Any, AllAny, Anybyte */ \ - 3, 3, 1, /* NOTPROP, PROP, EXTUNI */ \ + 3, 3, /* \P, \p */ \ 1, 1, 1, 1, 1, /* \R, \H, \h, \V, \v */ \ + 1, /* \X */ \ 1, 1, 2, 1, 1, /* \Z, \z, Opt, ^, $ */ \ 2, /* Char - the minimum length */ \ 2, /* Charnc - the minimum length */ \ @@ -1450,20 +1510,23 @@ in UTF-8 mode. The code that uses this t 1+LINK_SIZE, /* SBRA */ \ 3+LINK_SIZE, /* SCBRA */ \ 1+LINK_SIZE, /* SCOND */ \ - 3, /* CREF */ \ - 3, /* RREF */ \ + 3, 3, /* CREF, NCREF */ \ + 3, 3, /* RREF, NRREF */ \ 1, /* DEF */ \ 1, 1, /* BRAZERO, BRAMINZERO */ \ - 1, 1, 1, 1, /* PRUNE, SKIP, THEN, COMMIT, */ \ - 1, 1, 1 /* FAIL, ACCEPT, SKIPZERO */ + 3, 1, 3, /* MARK, PRUNE, PRUNE_ARG, */ \ + 1, 3, 1, 3, /* SKIP, SKIP_ARG, THEN, THEN_ARG, */ \ + 1, 1, 1, 3, 1 /* COMMIT, FAIL, ACCEPT, CLOSE, SKIPZERO */ -/* A magic value for OP_RREF to indicate the "any recursion" condition. */ +/* A magic value for OP_RREF and OP_NRREF to indicate the "any recursion" +condition. */ #define RREF_ANY 0xffff -/* Error code numbers. They are given names so that they can more easily be -tracked. */ +/* Compile time error code numbers. They are given names so that they can more +easily be tracked. When a new number is added, the table called eint in +pcreposix.c must be updated. */ enum { ERR0, ERR1, ERR2, ERR3, ERR4, ERR5, ERR6, ERR7, ERR8, ERR9, ERR10, ERR11, ERR12, ERR13, ERR14, ERR15, ERR16, ERR17, ERR18, ERR19, @@ -1471,7 +1534,7 @@ enum { ERR0, ERR1, ERR2, ERR3, ERR4, ERR30, ERR31, ERR32, ERR33, ERR34, ERR35, ERR36, ERR37, ERR38, ERR39, ERR40, ERR41, ERR42, ERR43, ERR44, ERR45, ERR46, ERR47, ERR48, ERR49, ERR50, ERR51, ERR52, ERR53, ERR54, ERR55, ERR56, ERR57, ERR58, ERR59, - ERR60, ERR61, ERR62, ERR63, ERR64 }; + ERR60, ERR61, ERR62, ERR63, ERR64, ERR65, ERR66, ERR67, ERRCOUNT }; /* The real format of the start of the pcre block; the index of names and the code vector run on as long as necessary after the end. We store an explicit @@ -1487,7 +1550,7 @@ Because people can now save and re-use c structure should be made at the end, and something earlier (e.g. a new flag in the options or one of the dummy fields) should indicate that the new fields are present. Currently PCRE always sets the dummy fields to zero. -NOTE NOTE NOTE: +NOTE NOTE NOTE */ typedef struct real_pcre { @@ -1514,10 +1577,22 @@ remark (see NOTE above) about extending typedef struct pcre_study_data { pcre_uint32 size; /* Total that was malloced */ - pcre_uint32 options; - uschar start_bits[32]; + pcre_uint32 flags; /* Private flags */ + uschar start_bits[32]; /* Starting char bits */ + pcre_uint32 minlength; /* Minimum subject length */ } pcre_study_data; +/* Structure for building a chain of open capturing subpatterns during +compiling, so that instructions to close them can be compiled when (*ACCEPT) is +encountered. This is also used to identify subpatterns that contain recursive +back references to themselves, so that they can be made atomic. */ + +typedef struct open_capitem { + struct open_capitem *next; /* Chain link */ + pcre_uint16 number; /* Capture number */ + pcre_uint16 flag; /* Set TRUE if recursive back ref */ +} open_capitem; + /* Structure for passing "static" information around between the functions doing the compiling, so that they are thread-safe. */ @@ -1530,6 +1605,7 @@ typedef struct compile_data { const uschar *start_code; /* The start of the compiled code */ const uschar *start_pattern; /* The start of the pattern */ const uschar *end_pattern; /* The end of the pattern */ + open_capitem *open_caps; /* Chain of open capture items */ uschar *hwm; /* High watermark of workspace */ uschar *name_table; /* The name/number table */ int names_found; /* Number of entries so far */ @@ -1542,6 +1618,7 @@ typedef struct compile_data { int external_flags; /* External flag bits to be set */ int req_varyopt; /* "After variable item" flag for reqbyte */ BOOL had_accept; /* (*ACCEPT) encountered */ + BOOL check_lookbehind; /* Lookbehinds need later checking */ int nltype; /* Newline type */ int nllen; /* Newline string length */ uschar nl[4]; /* Newline string when fixed length */ @@ -1552,7 +1629,7 @@ branches, for testing for left recursion typedef struct branch_chain { struct branch_chain *outer; - uschar *current; + uschar *current_branch; } branch_chain; /* Structure for items in a linked list that represents an explicit recursive @@ -1562,9 +1639,9 @@ typedef struct recursion_info { struct recursion_info *prevrec; /* Previous recursion record (or NULL) */ int group_num; /* Number of group that was called */ const uschar *after_call; /* "Return value": points after the call in the expr */ - USPTR save_start; /* Old value of mstart */ int *offset_save; /* Pointer to start of saved offsets */ int saved_max; /* Number of saved offsets */ + int save_offset_top; /* Current value of offset_top */ } recursion_info; /* Structure for building a chain of data for holding the values of the subject @@ -1589,6 +1666,9 @@ typedef struct match_data { int offset_max; /* The maximum usable for return data */ int nltype; /* Newline type */ int nllen; /* Newline string length */ + int name_count; /* Number of names in name table */ + int name_entry_size; /* Size of entry in names table */ + uschar *name_table; /* Table of names */ uschar nl[4]; /* Newline string when fixed */ const uschar *lcc; /* Points to lower casing table */ const uschar *ctypes; /* Points to table of type maps */ @@ -1597,9 +1677,10 @@ typedef struct match_data { BOOL noteol; /* NOTEOL flag */ BOOL utf8; /* UTF8 flag */ BOOL jscript_compat; /* JAVASCRIPT_COMPAT flag */ + BOOL use_ucp; /* PCRE_UCP flag */ BOOL endonly; /* Dollar not before final \n */ BOOL notempty; /* Empty string match not wanted */ - BOOL partial; /* PARTIAL flag */ + BOOL notempty_atstart; /* Empty string match at start not wanted */ BOOL hitend; /* Hit the end of the subject at some point */ BOOL bsr_anycrlf; /* \R is just any CRLF, not full Unicode */ const uschar *start_code; /* For use when recursing */ @@ -1607,6 +1688,8 @@ typedef struct match_data { USPTR end_subject; /* End of the subject string */ USPTR start_match_ptr; /* Start of matched string */ USPTR end_match_ptr; /* Subject position at end match */ + USPTR start_used_ptr; /* Earliest consulted character */ + int partial; /* PARTIAL options */ int end_offset_top; /* Highwater mark at end of match */ int capture_last; /* Most recent capture number */ int start_offset; /* The start offset value */ @@ -1614,6 +1697,7 @@ typedef struct match_data { int eptrn; /* Next free eptrblock */ recursion_info *recursive; /* Linked list of recursion data */ void *callout_data; /* To pass back to callouts */ + const uschar *mark; /* Mark pointer to pass back */ } match_data; /* A similar structure is used for the same purpose by the DFA matching @@ -1623,7 +1707,9 @@ typedef struct dfa_match_data { const uschar *start_code; /* Start of the compiled pattern */ const uschar *start_subject; /* Start of the subject string */ const uschar *end_subject; /* End of subject string */ + const uschar *start_used_ptr; /* Earliest consulted character */ const uschar *tables; /* Character tables */ + int start_offset; /* The start offset value */ int moptions; /* Match options */ int poptions; /* Pattern options */ int nltype; /* Newline type */ @@ -1706,15 +1792,14 @@ extern const uschar _pcre_OP_lengths[]; one of the exported public functions. They have to be "external" in the C sense, but are not part of the PCRE public API. */ -extern BOOL _pcre_is_newline(const uschar *, int, const uschar *, - int *, BOOL); -extern int _pcre_ord2utf8(int, uschar *); -extern real_pcre *_pcre_try_flipped(const real_pcre *, real_pcre *, - const pcre_study_data *, pcre_study_data *); -extern int _pcre_valid_utf8(const uschar *, int); -extern BOOL _pcre_was_newline(const uschar *, int, const uschar *, - int *, BOOL); -extern BOOL _pcre_xclass(int, const uschar *); +extern const uschar *_pcre_find_bracket(const uschar *, BOOL, int); +extern BOOL _pcre_is_newline(USPTR, int, USPTR, int *, BOOL); +extern int _pcre_ord2utf8(int, uschar *); +extern real_pcre *_pcre_try_flipped(const real_pcre *, real_pcre *, + const pcre_study_data *, pcre_study_data *); +extern int _pcre_valid_utf8(USPTR, int); +extern BOOL _pcre_was_newline(USPTR, int, USPTR, int *, BOOL); +extern BOOL _pcre_xclass(int, const uschar *); /* Unicode character database (UCD) */