/[pcre]/code/trunk/pcre_internal.h
ViewVC logotype

Diff of /code/trunk/pcre_internal.h

Parent Directory Parent Directory | Revision Log Revision Log | View Patch Patch

revision 442 by ph10, Fri Sep 11 10:21:02 2009 UTC revision 1414 by zherczeg, Sun Dec 22 16:27:35 2013 UTC
# Line 7  Line 7 
7  and semantics are as close as possible to those of the Perl 5 language.  and semantics are as close as possible to those of the Perl 5 language.
8    
9                         Written by Philip Hazel                         Written by Philip Hazel
10             Copyright (c) 1997-2009 University of Cambridge             Copyright (c) 1997-2013 University of Cambridge
11    
12  -----------------------------------------------------------------------------  -----------------------------------------------------------------------------
13  Redistribution and use in source and binary forms, with or without  Redistribution and use in source and binary forms, with or without
# Line 40  POSSIBILITY OF SUCH DAMAGE. Line 40  POSSIBILITY OF SUCH DAMAGE.
40    
41  /* This header contains definitions that are shared between the different  /* This header contains definitions that are shared between the different
42  modules, but which are not relevant to the exported API. This includes some  modules, but which are not relevant to the exported API. This includes some
43  functions whose names all begin with "_pcre_". */  functions whose names all begin with "_pcre_", "_pcre16_" or "_pcre32_"
44    depending on the PRIV macro. */
45    
46  #ifndef PCRE_INTERNAL_H  #ifndef PCRE_INTERNAL_H
47  #define PCRE_INTERNAL_H  #define PCRE_INTERNAL_H
48    
49  /* Define DEBUG to get debugging output on stdout. */  /* Define PCRE_DEBUG to get debugging output on stdout. */
50    
51  #if 0  #if 0
52  #define DEBUG  #define PCRE_DEBUG
53  #endif  #endif
54    
55  /* We do not support both EBCDIC and UTF-8 at the same time. The "configure"  /* PCRE is compiled as an 8 bit library if it is not requested otherwise. */
 script prevents both being selected, but not everybody uses "configure". */  
56    
57  #if defined EBCDIC && defined SUPPORT_UTF8  #if !defined COMPILE_PCRE16 && !defined COMPILE_PCRE32
58  #error The use of both EBCDIC and SUPPORT_UTF8 is not supported.  #define COMPILE_PCRE8
59  #endif  #endif
60    
61  /* If SUPPORT_UCP is defined, SUPPORT_UTF8 must also be defined. The  /* If SUPPORT_UCP is defined, SUPPORT_UTF must also be defined. The
62  "configure" script ensures this, but not everybody uses "configure". */  "configure" script ensures this, but not everybody uses "configure". */
63    
64  #if defined SUPPORT_UCP && !defined SUPPORT_UTF8  #if defined SUPPORT_UCP && !(defined SUPPORT_UTF)
65    #define SUPPORT_UTF 1
66    #endif
67    
68    /* We define SUPPORT_UTF if SUPPORT_UTF8 is enabled for compatibility
69    reasons with existing code. */
70    
71    #if defined SUPPORT_UTF8 && !(defined SUPPORT_UTF)
72    #define SUPPORT_UTF 1
73    #endif
74    
75    /* Fixme: SUPPORT_UTF8 should be eventually disappear from the code.
76    Until then we define it if SUPPORT_UTF is defined. */
77    
78    #if defined SUPPORT_UTF && !(defined SUPPORT_UTF8)
79  #define SUPPORT_UTF8 1  #define SUPPORT_UTF8 1
80  #endif  #endif
81    
82    /* We do not support both EBCDIC and UTF-8/16/32 at the same time. The "configure"
83    script prevents both being selected, but not everybody uses "configure". */
84    
85    #if defined EBCDIC && defined SUPPORT_UTF
86    #error The use of both EBCDIC and SUPPORT_UTF is not supported.
87    #endif
88    
89  /* Use a macro for debugging printing, 'cause that eliminates the use of #ifdef  /* Use a macro for debugging printing, 'cause that eliminates the use of #ifdef
90  inline, and there are *still* stupid compilers about that don't like indented  inline, and there are *still* stupid compilers about that don't like indented
91  pre-processor statements, or at least there were when I first wrote this. After  pre-processor statements, or at least there were when I first wrote this. After
# Line 74  It turns out that the Mac Debugging.h he Line 95  It turns out that the Mac Debugging.h he
95  be absolutely sure we get our version. */  be absolutely sure we get our version. */
96    
97  #undef DPRINTF  #undef DPRINTF
98  #ifdef DEBUG  #ifdef PCRE_DEBUG
99  #define DPRINTF(p) printf p  #define DPRINTF(p) printf p
100  #else  #else
101  #define DPRINTF(p) /* Nothing */  #define DPRINTF(p) /* Nothing */
# Line 86  setjmp and stdarg are used is when NO_RE Line 107  setjmp and stdarg are used is when NO_RE
107    
108  #include <ctype.h>  #include <ctype.h>
109  #include <limits.h>  #include <limits.h>
 #include <setjmp.h>  
 #include <stdarg.h>  
110  #include <stddef.h>  #include <stddef.h>
111  #include <stdio.h>  #include <stdio.h>
112  #include <stdlib.h>  #include <stdlib.h>
113  #include <string.h>  #include <string.h>
114    
115    /* Valgrind (memcheck) support */
116    
117    #ifdef SUPPORT_VALGRIND
118    #include <valgrind/memcheck.h>
119    #endif
120    
121  /* When compiling a DLL for Windows, the exported symbols have to be declared  /* When compiling a DLL for Windows, the exported symbols have to be declared
122  using some MS magic. I found some useful information on this web page:  using some MS magic. I found some useful information on this web page:
123  http://msdn2.microsoft.com/en-us/library/y4h7bcy6(VS.80).aspx. According to the  http://msdn2.microsoft.com/en-us/library/y4h7bcy6(VS.80).aspx. According to the
# Line 160  set, we ensure here that it has no effec Line 185  set, we ensure here that it has no effec
185  #define PCRE_CALL_CONVENTION  #define PCRE_CALL_CONVENTION
186  #endif  #endif
187    
188  /* We need to have types that specify unsigned 16-bit and 32-bit integers. We  /* We need to have types that specify unsigned 8, 16 and 32-bit integers. We
189  cannot determine these outside the compilation (e.g. by running a program as  cannot determine these outside the compilation (e.g. by running a program as
190  part of "configure") because PCRE is often cross-compiled for use on other  part of "configure") because PCRE is often cross-compiled for use on other
191  systems. Instead we make use of the maximum sizes that are available at  systems. Instead we make use of the maximum sizes that are available at
192  preprocessor time in standard C environments. */  preprocessor time in standard C environments. */
193    
194    typedef unsigned char pcre_uint8;
195    
196  #if USHRT_MAX == 65535  #if USHRT_MAX == 65535
197    typedef unsigned short pcre_uint16;  typedef unsigned short pcre_uint16;
198    typedef short pcre_int16;  typedef short pcre_int16;
199    #define PCRE_UINT16_MAX USHRT_MAX
200    #define PCRE_INT16_MAX SHRT_MAX
201  #elif UINT_MAX == 65535  #elif UINT_MAX == 65535
202    typedef unsigned int pcre_uint16;  typedef unsigned int pcre_uint16;
203    typedef int pcre_int16;  typedef int pcre_int16;
204    #define PCRE_UINT16_MAX UINT_MAX
205    #define PCRE_INT16_MAX INT_MAX
206    #else
207    #error Cannot determine a type for 16-bit integers
208    #endif
209    
210    #if UINT_MAX == 4294967295U
211    typedef unsigned int pcre_uint32;
212    typedef int pcre_int32;
213    #define PCRE_UINT32_MAX UINT_MAX
214    #define PCRE_INT32_MAX INT_MAX
215    #elif ULONG_MAX == 4294967295UL
216    typedef unsigned long int pcre_uint32;
217    typedef long int pcre_int32;
218    #define PCRE_UINT32_MAX ULONG_MAX
219    #define PCRE_INT32_MAX LONG_MAX
220  #else  #else
221    #error Cannot determine a type for 16-bit unsigned integers  #error Cannot determine a type for 32-bit integers
222    #endif
223    
224    /* When checking for integer overflow in pcre_compile(), we need to handle
225    large integers. If a 64-bit integer type is available, we can use that.
226    Otherwise we have to cast to double, which of course requires floating point
227    arithmetic. Handle this by defining a macro for the appropriate type. If
228    stdint.h is available, include it; it may define INT64_MAX. Systems that do not
229    have stdint.h (e.g. Solaris) may have inttypes.h. The macro int64_t may be set
230    by "configure". */
231    
232    #if defined HAVE_STDINT_H
233    #include <stdint.h>
234    #elif defined HAVE_INTTYPES_H
235    #include <inttypes.h>
236  #endif  #endif
237    
238  #if UINT_MAX == 4294967295  #if defined INT64_MAX || defined int64_t
239    typedef unsigned int pcre_uint32;  #define INT64_OR_DOUBLE int64_t
   typedef int pcre_int32;  
 #elif ULONG_MAX == 4294967295  
   typedef unsigned long int pcre_uint32;  
   typedef long int pcre_int32;  
240  #else  #else
241    #error Cannot determine a type for 32-bit unsigned integers  #define INT64_OR_DOUBLE double
242  #endif  #endif
243    
244  /* All character handling must be done as unsigned characters. Otherwise there  /* All character handling must be done as unsigned characters. Otherwise there
245  are problems with top-bit-set characters and functions such as isspace().  are problems with top-bit-set characters and functions such as isspace().
246  However, we leave the interface to the outside world as char *, because that  However, we leave the interface to the outside world as char * or short *,
247  should make things easier for callers. We define a short type for unsigned char  because that should make things easier for callers. This character type is
248  to save lots of typing. I tried "uchar", but it causes problems on Digital  called pcre_uchar.
249  Unix, where it is defined in sys/types, so use "uschar" instead. */  
250    The IN_UCHARS macro multiply its argument with the byte size of the current
251    pcre_uchar type. Useful for memcpy and such operations, whose require the
252    byte size of their input/output buffers.
253    
254    The MAX_255 macro checks whether its pcre_uchar input is less than 256.
255    
256    The TABLE_GET macro is designed for accessing elements of tables whose contain
257    exactly 256 items. When the character is able to contain more than 256
258    items, some check is needed before accessing these tables.
259    */
260    
261    #if defined COMPILE_PCRE8
262    
263    typedef unsigned char pcre_uchar;
264    #define IN_UCHARS(x) (x)
265    #define MAX_255(c) 1
266    #define TABLE_GET(c, table, default) ((table)[c])
267    
268    #elif defined COMPILE_PCRE16
269    
270    #if USHRT_MAX != 65535
271    /* This is a warning message. Change PCRE_UCHAR16 to a 16 bit data type in
272    pcre.h(.in) and disable (comment out) this message. */
273    #error Warning: PCRE_UCHAR16 is not a 16 bit data type.
274    #endif
275    
276    typedef pcre_uint16 pcre_uchar;
277    #define UCHAR_SHIFT (1)
278    #define IN_UCHARS(x) ((x) << UCHAR_SHIFT)
279    #define MAX_255(c) ((c) <= 255u)
280    #define TABLE_GET(c, table, default) (MAX_255(c)? ((table)[c]):(default))
281    
282    #elif defined COMPILE_PCRE32
283    
284    typedef pcre_uint32 pcre_uchar;
285    #define UCHAR_SHIFT (2)
286    #define IN_UCHARS(x) ((x) << UCHAR_SHIFT)
287    #define MAX_255(c) ((c) <= 255u)
288    #define TABLE_GET(c, table, default) (MAX_255(c)? ((table)[c]):(default))
289    
290  typedef unsigned char uschar;  #else
291    #error Unsupported compiling mode
292    #endif /* COMPILE_PCRE[8|16|32] */
293    
294  /* This is an unsigned int value that no character can ever have. UTF-8  /* This is an unsigned int value that no character can ever have. UTF-8
295  characters only go up to 0x7fffffff (though Unicode doesn't go beyond  characters only go up to 0x7fffffff (though Unicode doesn't go beyond
# Line 216  start/end of string field names are. */ Line 312  start/end of string field names are. */
312  #define IS_NEWLINE(p) \  #define IS_NEWLINE(p) \
313    ((NLBLOCK->nltype != NLTYPE_FIXED)? \    ((NLBLOCK->nltype != NLTYPE_FIXED)? \
314      ((p) < NLBLOCK->PSEND && \      ((p) < NLBLOCK->PSEND && \
315       _pcre_is_newline((p), NLBLOCK->nltype, NLBLOCK->PSEND, &(NLBLOCK->nllen),\       PRIV(is_newline)((p), NLBLOCK->nltype, NLBLOCK->PSEND, \
316         utf8)) \         &(NLBLOCK->nllen), utf)) \
317      : \      : \
318      ((p) <= NLBLOCK->PSEND - NLBLOCK->nllen && \      ((p) <= NLBLOCK->PSEND - NLBLOCK->nllen && \
319       (p)[0] == NLBLOCK->nl[0] && \       RAWUCHARTEST(p) == NLBLOCK->nl[0] && \
320       (NLBLOCK->nllen == 1 || (p)[1] == NLBLOCK->nl[1]) \       (NLBLOCK->nllen == 1 || RAWUCHARTEST(p+1) == NLBLOCK->nl[1])       \
321      ) \      ) \
322    )    )
323    
# Line 230  start/end of string field names are. */ Line 326  start/end of string field names are. */
326  #define WAS_NEWLINE(p) \  #define WAS_NEWLINE(p) \
327    ((NLBLOCK->nltype != NLTYPE_FIXED)? \    ((NLBLOCK->nltype != NLTYPE_FIXED)? \
328      ((p) > NLBLOCK->PSSTART && \      ((p) > NLBLOCK->PSSTART && \
329       _pcre_was_newline((p), NLBLOCK->nltype, NLBLOCK->PSSTART, \       PRIV(was_newline)((p), NLBLOCK->nltype, NLBLOCK->PSSTART, \
330         &(NLBLOCK->nllen), utf8)) \         &(NLBLOCK->nllen), utf)) \
331      : \      : \
332      ((p) >= NLBLOCK->PSSTART + NLBLOCK->nllen && \      ((p) >= NLBLOCK->PSSTART + NLBLOCK->nllen && \
333       (p)[-NLBLOCK->nllen] == NLBLOCK->nl[0] && \       RAWUCHARTEST(p - NLBLOCK->nllen) == NLBLOCK->nl[0] &&              \
334       (NLBLOCK->nllen == 1 || (p)[-NLBLOCK->nllen+1] == NLBLOCK->nl[1]) \       (NLBLOCK->nllen == 1 || RAWUCHARTEST(p - NLBLOCK->nllen + 1) == NLBLOCK->nl[1]) \
335      ) \      ) \
336    )    )
337    
# Line 249  used for the external interface and appe Line 345  used for the external interface and appe
345  must begin with PCRE_. */  must begin with PCRE_. */
346    
347  #ifdef CUSTOM_SUBJECT_PTR  #ifdef CUSTOM_SUBJECT_PTR
348  #define PCRE_SPTR CUSTOM_SUBJECT_PTR  #define PCRE_PUCHAR CUSTOM_SUBJECT_PTR
 #define USPTR CUSTOM_SUBJECT_PTR  
349  #else  #else
350  #define PCRE_SPTR const char *  #define PCRE_PUCHAR const pcre_uchar *
 #define USPTR const unsigned char *  
351  #endif  #endif
352    
   
   
353  /* Include the public PCRE header and the definitions of UCP character property  /* Include the public PCRE header and the definitions of UCP character property
354  values. */  values. */
355    
356  #include "pcre.h"  #include "pcre.h"
357  #include "ucp.h"  #include "ucp.h"
358    
359    #ifdef COMPILE_PCRE32
360    /* Assert that the public PCRE_UCHAR32 is a 32-bit type */
361    typedef int __assert_pcre_uchar32_size[sizeof(PCRE_UCHAR32) == 4 ? 1 : -1];
362    #endif
363    
364  /* When compiling for use with the Virtual Pascal compiler, these functions  /* When compiling for use with the Virtual Pascal compiler, these functions
365  need to have their names changed. PCRE must be compiled with the -DVPCOMPAT  need to have their names changed. PCRE must be compiled with the -DVPCOMPAT
366  option on the command line. */  option on the command line. */
# Line 325  The macros are controlled by the value o Line 422  The macros are controlled by the value o
422  the config.h file, but can be overridden by using -D on the command line. This  the config.h file, but can be overridden by using -D on the command line. This
423  is automated on Unix systems via the "configure" command. */  is automated on Unix systems via the "configure" command. */
424    
425    #if defined COMPILE_PCRE8
426    
427  #if LINK_SIZE == 2  #if LINK_SIZE == 2
428    
429  #define PUT(a,n,d)   \  #define PUT(a,n,d)   \
# Line 361  is automated on Unix systems via the "co Line 460  is automated on Unix systems via the "co
460  #define GET(a,n) \  #define GET(a,n) \
461    (((a)[n] << 24) | ((a)[(n)+1] << 16) | ((a)[(n)+2] << 8) | (a)[(n)+3])    (((a)[n] << 24) | ((a)[(n)+1] << 16) | ((a)[(n)+2] << 8) | (a)[(n)+3])
462    
463  #define MAX_PATTERN_SIZE (1 << 30)   /* Keep it positive */  /* Keep it positive */
464    #define MAX_PATTERN_SIZE (1 << 30)
465    
466    #else
467    #error LINK_SIZE must be either 2, 3, or 4
468    #endif
469    
470    #elif defined COMPILE_PCRE16
471    
472    #if LINK_SIZE == 2
473    
474    /* Redefine LINK_SIZE as a multiple of sizeof(pcre_uchar) */
475    #undef LINK_SIZE
476    #define LINK_SIZE 1
477    
478    #define PUT(a,n,d)   \
479      (a[n] = (d))
480    
481    #define GET(a,n) \
482      (a[n])
483    
484    #define MAX_PATTERN_SIZE (1 << 16)
485    
486    #elif LINK_SIZE == 3 || LINK_SIZE == 4
487    
488    /* Redefine LINK_SIZE as a multiple of sizeof(pcre_uchar) */
489    #undef LINK_SIZE
490    #define LINK_SIZE 2
491    
492    #define PUT(a,n,d)   \
493      (a[n] = (d) >> 16), \
494      (a[(n)+1] = (d) & 65535)
495    
496    #define GET(a,n) \
497      (((a)[n] << 16) | (a)[(n)+1])
498    
499    /* Keep it positive */
500    #define MAX_PATTERN_SIZE (1 << 30)
501    
502  #else  #else
503  #error LINK_SIZE must be either 2, 3, or 4  #error LINK_SIZE must be either 2, 3, or 4
504  #endif  #endif
505    
506    #elif defined COMPILE_PCRE32
507    
508    /* Only supported LINK_SIZE is 4 */
509    /* Redefine LINK_SIZE as a multiple of sizeof(pcre_uchar) */
510    #undef LINK_SIZE
511    #define LINK_SIZE 1
512    
513    #define PUT(a,n,d)   \
514      (a[n] = (d))
515    
516    #define GET(a,n) \
517      (a[n])
518    
519    /* Keep it positive */
520    #define MAX_PATTERN_SIZE (1 << 30)
521    
522    #else
523    #error Unsupported compiling mode
524    #endif /* COMPILE_PCRE[8|16|32] */
525    
526  /* Convenience macro defined in terms of the others */  /* Convenience macro defined in terms of the others */
527    
# Line 378  is automated on Unix systems via the "co Line 532  is automated on Unix systems via the "co
532  offsets changes. There are used for repeat counts and for other things such as  offsets changes. There are used for repeat counts and for other things such as
533  capturing parenthesis numbers in back references. */  capturing parenthesis numbers in back references. */
534    
535    #if defined COMPILE_PCRE8
536    
537    #define IMM2_SIZE 2
538    
539  #define PUT2(a,n,d)   \  #define PUT2(a,n,d)   \
540    a[n] = (d) >> 8; \    a[n] = (d) >> 8; \
541    a[(n)+1] = (d) & 255    a[(n)+1] = (d) & 255
542    
543    /* For reasons that I do not understand, the expression in this GET2 macro is
544    treated by gcc as a signed expression, even when a is declared as unsigned. It
545    seems that any kind of arithmetic results in a signed value. */
546    
547  #define GET2(a,n) \  #define GET2(a,n) \
548    (((a)[n] << 8) | (a)[(n)+1])    (unsigned int)(((a)[n] << 8) | (a)[(n)+1])
549    
550  #define PUT2INC(a,n,d)  PUT2(a,n,d), a += 2  #elif defined COMPILE_PCRE16
551    
552    #define IMM2_SIZE 1
553    
554  /* When UTF-8 encoding is being used, a character is no longer just a single  #define PUT2(a,n,d)   \
555  byte. The macros for character handling generate simple sequences when used in     a[n] = d
556  byte-mode, and more complicated ones for UTF-8 characters. BACKCHAR should  
557  never be called in byte mode. To make sure it can never even appear when UTF-8  #define GET2(a,n) \
558  support is omitted, we don't even define it. */     a[n]
559    
560    #elif defined COMPILE_PCRE32
561    
562    #define IMM2_SIZE 1
563    
564    #define PUT2(a,n,d)   \
565       a[n] = d
566    
567    #define GET2(a,n) \
568       a[n]
569    
570    #else
571    #error Unsupported compiling mode
572    #endif /* COMPILE_PCRE[8|16|32] */
573    
574  #ifndef SUPPORT_UTF8  #define PUT2INC(a,n,d)  PUT2(a,n,d), a += IMM2_SIZE
575    
576    /* The maximum length of a MARK name is currently one data unit; it may be
577    changed in future to be a fixed number of bytes or to depend on LINK_SIZE. */
578    
579    #if defined COMPILE_PCRE16 || defined COMPILE_PCRE32
580    #define MAX_MARK ((1u << 16) - 1)
581    #else
582    #define MAX_MARK ((1u << 8) - 1)
583    #endif
584    
585    /* When UTF encoding is being used, a character is no longer just a single
586    byte. The macros for character handling generate simple sequences when used in
587    character-mode, and more complicated ones for UTF characters. GETCHARLENTEST
588    and other macros are not used when UTF is not supported, so they are not
589    defined. To make sure they can never even appear when UTF support is omitted,
590    we don't even define them. */
591    
592    #ifndef SUPPORT_UTF
593    
594    /* #define MAX_VALUE_FOR_SINGLE_CHAR */
595    /* #define HAS_EXTRALEN(c) */
596    /* #define GET_EXTRALEN(c) */
597    /* #define NOT_FIRSTCHAR(c) */
598  #define GETCHAR(c, eptr) c = *eptr;  #define GETCHAR(c, eptr) c = *eptr;
599  #define GETCHARTEST(c, eptr) c = *eptr;  #define GETCHARTEST(c, eptr) c = *eptr;
600  #define GETCHARINC(c, eptr) c = *eptr++;  #define GETCHARINC(c, eptr) c = *eptr++;
601  #define GETCHARINCTEST(c, eptr) c = *eptr++;  #define GETCHARINCTEST(c, eptr) c = *eptr++;
602  #define GETCHARLEN(c, eptr, len) c = *eptr;  #define GETCHARLEN(c, eptr, len) c = *eptr;
603    #define RAWUCHAR(eptr) (*(eptr))
604    #define RAWUCHARINC(eptr) (*(eptr)++)
605    #define RAWUCHARTEST(eptr) (*(eptr))
606    #define RAWUCHARINCTEST(eptr) (*(eptr)++)
607    /* #define GETCHARLENTEST(c, eptr, len) */
608  /* #define BACKCHAR(eptr) */  /* #define BACKCHAR(eptr) */
609    /* #define FORWARDCHAR(eptr) */
610    /* #define ACROSSCHAR(condition, eptr, action) */
611    
612  #else   /* SUPPORT_UTF8 */  #else   /* SUPPORT_UTF */
613    
614  /* Get the next UTF-8 character, not advancing the pointer. This is called when  /* Tests whether the code point needs extra characters to decode. */
 we know we are in UTF-8 mode. */  
615    
616  #define GETCHAR(c, eptr) \  #define HASUTF8EXTRALEN(c) ((c) >= 0xc0)
617    c = *eptr; \  
618    if (c >= 0xc0) \  /* Base macro to pick up the remaining bytes of a UTF-8 character, not
619    advancing the pointer. */
620    
621    #define GETUTF8(c, eptr) \
622        { \
623        if ((c & 0x20) == 0) \
624          c = ((c & 0x1f) << 6) | (eptr[1] & 0x3f); \
625        else if ((c & 0x10) == 0) \
626          c = ((c & 0x0f) << 12) | ((eptr[1] & 0x3f) << 6) | (eptr[2] & 0x3f); \
627        else if ((c & 0x08) == 0) \
628          c = ((c & 0x07) << 18) | ((eptr[1] & 0x3f) << 12) | \
629          ((eptr[2] & 0x3f) << 6) | (eptr[3] & 0x3f); \
630        else if ((c & 0x04) == 0) \
631          c = ((c & 0x03) << 24) | ((eptr[1] & 0x3f) << 18) | \
632              ((eptr[2] & 0x3f) << 12) | ((eptr[3] & 0x3f) << 6) | \
633              (eptr[4] & 0x3f); \
634        else \
635          c = ((c & 0x01) << 30) | ((eptr[1] & 0x3f) << 24) | \
636              ((eptr[2] & 0x3f) << 18) | ((eptr[3] & 0x3f) << 12) | \
637              ((eptr[4] & 0x3f) << 6) | (eptr[5] & 0x3f); \
638        }
639    
640    /* Base macro to pick up the remaining bytes of a UTF-8 character, advancing
641    the pointer. */
642    
643    #define GETUTF8INC(c, eptr) \
644      { \      { \
645      int gcii; \      if ((c & 0x20) == 0) \
646      int gcaa = _pcre_utf8_table4[c & 0x3f];  /* Number of additional bytes */ \        c = ((c & 0x1f) << 6) | (*eptr++ & 0x3f); \
647      int gcss = 6*gcaa; \      else if ((c & 0x10) == 0) \
     c = (c & _pcre_utf8_table3[gcaa]) << gcss; \  
     for (gcii = 1; gcii <= gcaa; gcii++) \  
648        { \        { \
649        gcss -= 6; \        c = ((c & 0x0f) << 12) | ((*eptr & 0x3f) << 6) | (eptr[1] & 0x3f); \
650        c |= (eptr[gcii] & 0x3f) << gcss; \        eptr += 2; \
651          } \
652        else if ((c & 0x08) == 0) \
653          { \
654          c = ((c & 0x07) << 18) | ((*eptr & 0x3f) << 12) | \
655              ((eptr[1] & 0x3f) << 6) | (eptr[2] & 0x3f); \
656          eptr += 3; \
657          } \
658        else if ((c & 0x04) == 0) \
659          { \
660          c = ((c & 0x03) << 24) | ((*eptr & 0x3f) << 18) | \
661              ((eptr[1] & 0x3f) << 12) | ((eptr[2] & 0x3f) << 6) | \
662              (eptr[3] & 0x3f); \
663          eptr += 4; \
664          } \
665        else \
666          { \
667          c = ((c & 0x01) << 30) | ((*eptr & 0x3f) << 24) | \
668              ((eptr[1] & 0x3f) << 18) | ((eptr[2] & 0x3f) << 12) | \
669              ((eptr[3] & 0x3f) << 6) | (eptr[4] & 0x3f); \
670          eptr += 5; \
671        } \        } \
672      }      }
673    
674    #if defined COMPILE_PCRE8
675    
676    /* These macros were originally written in the form of loops that used data
677    from the tables whose names start with PRIV(utf8_table). They were rewritten by
678    a user so as not to use loops, because in some environments this gives a
679    significant performance advantage, and it seems never to do any harm. */
680    
681    /* Tells the biggest code point which can be encoded as a single character. */
682    
683    #define MAX_VALUE_FOR_SINGLE_CHAR 127
684    
685    /* Tests whether the code point needs extra characters to decode. */
686    
687    #define HAS_EXTRALEN(c) ((c) >= 0xc0)
688    
689    /* Returns with the additional number of characters if IS_MULTICHAR(c) is TRUE.
690    Otherwise it has an undefined behaviour. */
691    
692    #define GET_EXTRALEN(c) (PRIV(utf8_table4)[(c) & 0x3f])
693    
694    /* Returns TRUE, if the given character is not the first character
695    of a UTF sequence. */
696    
697    #define NOT_FIRSTCHAR(c) (((c) & 0xc0) == 0x80)
698    
699    /* Get the next UTF-8 character, not advancing the pointer. This is called when
700    we know we are in UTF-8 mode. */
701    
702    #define GETCHAR(c, eptr) \
703      c = *eptr; \
704      if (c >= 0xc0) GETUTF8(c, eptr);
705    
706  /* Get the next UTF-8 character, testing for UTF-8 mode, and not advancing the  /* Get the next UTF-8 character, testing for UTF-8 mode, and not advancing the
707  pointer. */  pointer. */
708    
709  #define GETCHARTEST(c, eptr) \  #define GETCHARTEST(c, eptr) \
710    c = *eptr; \    c = *eptr; \
711    if (utf8 && c >= 0xc0) \    if (utf && c >= 0xc0) GETUTF8(c, eptr);
     { \  
     int gcii; \  
     int gcaa = _pcre_utf8_table4[c & 0x3f];  /* Number of additional bytes */ \  
     int gcss = 6*gcaa; \  
     c = (c & _pcre_utf8_table3[gcaa]) << gcss; \  
     for (gcii = 1; gcii <= gcaa; gcii++) \  
       { \  
       gcss -= 6; \  
       c |= (eptr[gcii] & 0x3f) << gcss; \  
       } \  
     }  
712    
713  /* Get the next UTF-8 character, advancing the pointer. This is called when we  /* Get the next UTF-8 character, advancing the pointer. This is called when we
714  know we are in UTF-8 mode. */  know we are in UTF-8 mode. */
715    
716  #define GETCHARINC(c, eptr) \  #define GETCHARINC(c, eptr) \
717    c = *eptr++; \    c = *eptr++; \
718    if (c >= 0xc0) \    if (c >= 0xc0) GETUTF8INC(c, eptr);
     { \  
     int gcaa = _pcre_utf8_table4[c & 0x3f];  /* Number of additional bytes */ \  
     int gcss = 6*gcaa; \  
     c = (c & _pcre_utf8_table3[gcaa]) << gcss; \  
     while (gcaa-- > 0) \  
       { \  
       gcss -= 6; \  
       c |= (*eptr++ & 0x3f) << gcss; \  
       } \  
     }  
719    
720  /* 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.
721    This is called when we don't know if we are in UTF-8 mode. */
722    
723  #define GETCHARINCTEST(c, eptr) \  #define GETCHARINCTEST(c, eptr) \
724    c = *eptr++; \    c = *eptr++; \
725    if (utf8 && c >= 0xc0) \    if (utf && c >= 0xc0) GETUTF8INC(c, eptr);
726    
727    /* Base macro to pick up the remaining bytes of a UTF-8 character, not
728    advancing the pointer, incrementing the length. */
729    
730    #define GETUTF8LEN(c, eptr, len) \
731      { \      { \
732      int gcaa = _pcre_utf8_table4[c & 0x3f];  /* Number of additional bytes */ \      if ((c & 0x20) == 0) \
733      int gcss = 6*gcaa; \        { \
734      c = (c & _pcre_utf8_table3[gcaa]) << gcss; \        c = ((c & 0x1f) << 6) | (eptr[1] & 0x3f); \
735      while (gcaa-- > 0) \        len++; \
736          } \
737        else if ((c & 0x10)  == 0) \
738          { \
739          c = ((c & 0x0f) << 12) | ((eptr[1] & 0x3f) << 6) | (eptr[2] & 0x3f); \
740          len += 2; \
741          } \
742        else if ((c & 0x08)  == 0) \
743          {\
744          c = ((c & 0x07) << 18) | ((eptr[1] & 0x3f) << 12) | \
745              ((eptr[2] & 0x3f) << 6) | (eptr[3] & 0x3f); \
746          len += 3; \
747          } \
748        else if ((c & 0x04)  == 0) \
749        { \        { \
750        gcss -= 6; \        c = ((c & 0x03) << 24) | ((eptr[1] & 0x3f) << 18) | \
751        c |= (*eptr++ & 0x3f) << gcss; \            ((eptr[2] & 0x3f) << 12) | ((eptr[3] & 0x3f) << 6) | \
752              (eptr[4] & 0x3f); \
753          len += 4; \
754          } \
755        else \
756          {\
757          c = ((c & 0x01) << 30) | ((eptr[1] & 0x3f) << 24) | \
758              ((eptr[2] & 0x3f) << 18) | ((eptr[3] & 0x3f) << 12) | \
759              ((eptr[4] & 0x3f) << 6) | (eptr[5] & 0x3f); \
760          len += 5; \
761        } \        } \
762      }      }
763    
# Line 478  if there are extra bytes. This is called Line 766  if there are extra bytes. This is called
766    
767  #define GETCHARLEN(c, eptr, len) \  #define GETCHARLEN(c, eptr, len) \
768    c = *eptr; \    c = *eptr; \
769    if (c >= 0xc0) \    if (c >= 0xc0) GETUTF8LEN(c, eptr, len);
     { \  
     int gcii; \  
     int gcaa = _pcre_utf8_table4[c & 0x3f];  /* Number of additional bytes */ \  
     int gcss = 6*gcaa; \  
     c = (c & _pcre_utf8_table3[gcaa]) << gcss; \  
     for (gcii = 1; gcii <= gcaa; gcii++) \  
       { \  
       gcss -= 6; \  
       c |= (eptr[gcii] & 0x3f) << gcss; \  
       } \  
     len += gcaa; \  
     }  
770    
771  /* Get the next UTF-8 character, testing for UTF-8 mode, not advancing the  /* Get the next UTF-8 character, testing for UTF-8 mode, not advancing the
772  pointer, incrementing length if there are extra bytes. This is called when we  pointer, incrementing length if there are extra bytes. This is called when we
773  know we are in UTF-8 mode. */  do not know if we are in UTF-8 mode. */
774    
775  #define GETCHARLENTEST(c, eptr, len) \  #define GETCHARLENTEST(c, eptr, len) \
776    c = *eptr; \    c = *eptr; \
777    if (utf8 && c >= 0xc0) \    if (utf && c >= 0xc0) GETUTF8LEN(c, eptr, len);
778      { \  
779      int gcii; \  /* Returns the next uchar, not advancing the pointer. This is called when
780      int gcaa = _pcre_utf8_table4[c & 0x3f];  /* Number of additional bytes */ \  we know we are in UTF mode. */
781      int gcss = 6*gcaa; \  
782      c = (c & _pcre_utf8_table3[gcaa]) << gcss; \  #define RAWUCHAR(eptr) \
783      for (gcii = 1; gcii <= gcaa; gcii++) \    (*(eptr))
784        { \  
785        gcss -= 6; \  /* Returns the next uchar, advancing the pointer. This is called when
786        c |= (eptr[gcii] & 0x3f) << gcss; \  we know we are in UTF mode. */
787        } \  
788      len += gcaa; \  #define RAWUCHARINC(eptr) \
789      }    (*((eptr)++))
790    
791    /* Returns the next uchar, testing for UTF mode, and not advancing the
792    pointer. */
793    
794    #define RAWUCHARTEST(eptr) \
795      (*(eptr))
796    
797    /* Returns the next uchar, testing for UTF mode, advancing the
798    pointer. */
799    
800    #define RAWUCHARINCTEST(eptr) \
801      (*((eptr)++))
802    
803  /* If the pointer is not at the start of a character, move it back until  /* If the pointer is not at the start of a character, move it back until
804  it is. This is called only in UTF-8 mode - we don't put a test within the macro  it is. This is called only in UTF-8 mode - we don't put a test within the macro
# Line 518  because almost all calls are already wit Line 806  because almost all calls are already wit
806    
807  #define BACKCHAR(eptr) while((*eptr & 0xc0) == 0x80) eptr--  #define BACKCHAR(eptr) while((*eptr & 0xc0) == 0x80) eptr--
808    
809  #endif  /* Same as above, just in the other direction. */
810    #define FORWARDCHAR(eptr) while((*eptr & 0xc0) == 0x80) eptr++
811    
812    /* Same as above, but it allows a fully customizable form. */
813    #define ACROSSCHAR(condition, eptr, action) \
814      while((condition) && ((eptr) & 0xc0) == 0x80) action
815    
816    #elif defined COMPILE_PCRE16
817    
818    /* Tells the biggest code point which can be encoded as a single character. */
819    
820    #define MAX_VALUE_FOR_SINGLE_CHAR 65535
821    
822    /* Tests whether the code point needs extra characters to decode. */
823    
824    #define HAS_EXTRALEN(c) (((c) & 0xfc00) == 0xd800)
825    
826    /* Returns with the additional number of characters if IS_MULTICHAR(c) is TRUE.
827    Otherwise it has an undefined behaviour. */
828    
829    #define GET_EXTRALEN(c) 1
830    
831    /* Returns TRUE, if the given character is not the first character
832    of a UTF sequence. */
833    
834    #define NOT_FIRSTCHAR(c) (((c) & 0xfc00) == 0xdc00)
835    
836    /* Base macro to pick up the low surrogate of a UTF-16 character, not
837    advancing the pointer. */
838    
839    #define GETUTF16(c, eptr) \
840       { c = (((c & 0x3ff) << 10) | (eptr[1] & 0x3ff)) + 0x10000; }
841    
842    /* Get the next UTF-16 character, not advancing the pointer. This is called when
843    we know we are in UTF-16 mode. */
844    
845    #define GETCHAR(c, eptr) \
846      c = *eptr; \
847      if ((c & 0xfc00) == 0xd800) GETUTF16(c, eptr);
848    
849    /* Get the next UTF-16 character, testing for UTF-16 mode, and not advancing the
850    pointer. */
851    
852    #define GETCHARTEST(c, eptr) \
853      c = *eptr; \
854      if (utf && (c & 0xfc00) == 0xd800) GETUTF16(c, eptr);
855    
856  /* In case there is no definition of offsetof() provided - though any proper  /* Base macro to pick up the low surrogate of a UTF-16 character, advancing
857  Standard C system should have one. */  the pointer. */
858    
859  #ifndef offsetof  #define GETUTF16INC(c, eptr) \
860  #define offsetof(p_type,field) ((size_t)&(((p_type *)0)->field))     { c = (((c & 0x3ff) << 10) | (*eptr++ & 0x3ff)) + 0x10000; }
861    
862    /* Get the next UTF-16 character, advancing the pointer. This is called when we
863    know we are in UTF-16 mode. */
864    
865    #define GETCHARINC(c, eptr) \
866      c = *eptr++; \
867      if ((c & 0xfc00) == 0xd800) GETUTF16INC(c, eptr);
868    
869    /* Get the next character, testing for UTF-16 mode, and advancing the pointer.
870    This is called when we don't know if we are in UTF-16 mode. */
871    
872    #define GETCHARINCTEST(c, eptr) \
873      c = *eptr++; \
874      if (utf && (c & 0xfc00) == 0xd800) GETUTF16INC(c, eptr);
875    
876    /* Base macro to pick up the low surrogate of a UTF-16 character, not
877    advancing the pointer, incrementing the length. */
878    
879    #define GETUTF16LEN(c, eptr, len) \
880       { c = (((c & 0x3ff) << 10) | (eptr[1] & 0x3ff)) + 0x10000; len++; }
881    
882    /* Get the next UTF-16 character, not advancing the pointer, incrementing
883    length if there is a low surrogate. This is called when we know we are in
884    UTF-16 mode. */
885    
886    #define GETCHARLEN(c, eptr, len) \
887      c = *eptr; \
888      if ((c & 0xfc00) == 0xd800) GETUTF16LEN(c, eptr, len);
889    
890    /* Get the next UTF-816character, testing for UTF-16 mode, not advancing the
891    pointer, incrementing length if there is a low surrogate. This is called when
892    we do not know if we are in UTF-16 mode. */
893    
894    #define GETCHARLENTEST(c, eptr, len) \
895      c = *eptr; \
896      if (utf && (c & 0xfc00) == 0xd800) GETUTF16LEN(c, eptr, len);
897    
898    /* Returns the next uchar, not advancing the pointer. This is called when
899    we know we are in UTF mode. */
900    
901    #define RAWUCHAR(eptr) \
902      (*(eptr))
903    
904    /* Returns the next uchar, advancing the pointer. This is called when
905    we know we are in UTF mode. */
906    
907    #define RAWUCHARINC(eptr) \
908      (*((eptr)++))
909    
910    /* Returns the next uchar, testing for UTF mode, and not advancing the
911    pointer. */
912    
913    #define RAWUCHARTEST(eptr) \
914      (*(eptr))
915    
916    /* Returns the next uchar, testing for UTF mode, advancing the
917    pointer. */
918    
919    #define RAWUCHARINCTEST(eptr) \
920      (*((eptr)++))
921    
922    /* If the pointer is not at the start of a character, move it back until
923    it is. This is called only in UTF-16 mode - we don't put a test within the
924    macro because almost all calls are already within a block of UTF-16 only
925    code. */
926    
927    #define BACKCHAR(eptr) if ((*eptr & 0xfc00) == 0xdc00) eptr--
928    
929    /* Same as above, just in the other direction. */
930    #define FORWARDCHAR(eptr) if ((*eptr & 0xfc00) == 0xdc00) eptr++
931    
932    /* Same as above, but it allows a fully customizable form. */
933    #define ACROSSCHAR(condition, eptr, action) \
934      if ((condition) && ((eptr) & 0xfc00) == 0xdc00) action
935    
936    #elif defined COMPILE_PCRE32
937    
938    /* These are trivial for the 32-bit library, since all UTF-32 characters fit
939    into one pcre_uchar unit. */
940    #define MAX_VALUE_FOR_SINGLE_CHAR (0x10ffffu)
941    #define HAS_EXTRALEN(c) (0)
942    #define GET_EXTRALEN(c) (0)
943    #define NOT_FIRSTCHAR(c) (0)
944    
945    /* Get the next UTF-32 character, not advancing the pointer. This is called when
946    we know we are in UTF-32 mode. */
947    
948    #define GETCHAR(c, eptr) \
949      c = *(eptr);
950    
951    /* Get the next UTF-32 character, testing for UTF-32 mode, and not advancing the
952    pointer. */
953    
954    #define GETCHARTEST(c, eptr) \
955      c = *(eptr);
956    
957    /* Get the next UTF-32 character, advancing the pointer. This is called when we
958    know we are in UTF-32 mode. */
959    
960    #define GETCHARINC(c, eptr) \
961      c = *((eptr)++);
962    
963    /* Get the next character, testing for UTF-32 mode, and advancing the pointer.
964    This is called when we don't know if we are in UTF-32 mode. */
965    
966    #define GETCHARINCTEST(c, eptr) \
967      c = *((eptr)++);
968    
969    /* Get the next UTF-32 character, not advancing the pointer, not incrementing
970    length (since all UTF-32 is of length 1). This is called when we know we are in
971    UTF-32 mode. */
972    
973    #define GETCHARLEN(c, eptr, len) \
974      GETCHAR(c, eptr)
975    
976    /* Get the next UTF-32character, testing for UTF-32 mode, not advancing the
977    pointer, not incrementing the length (since all UTF-32 is of length 1).
978    This is called when we do not know if we are in UTF-32 mode. */
979    
980    #define GETCHARLENTEST(c, eptr, len) \
981      GETCHARTEST(c, eptr)
982    
983    /* Returns the next uchar, not advancing the pointer. This is called when
984    we know we are in UTF mode. */
985    
986    #define RAWUCHAR(eptr) \
987      (*(eptr))
988    
989    /* Returns the next uchar, advancing the pointer. This is called when
990    we know we are in UTF mode. */
991    
992    #define RAWUCHARINC(eptr) \
993      (*((eptr)++))
994    
995    /* Returns the next uchar, testing for UTF mode, and not advancing the
996    pointer. */
997    
998    #define RAWUCHARTEST(eptr) \
999      (*(eptr))
1000    
1001    /* Returns the next uchar, testing for UTF mode, advancing the
1002    pointer. */
1003    
1004    #define RAWUCHARINCTEST(eptr) \
1005      (*((eptr)++))
1006    
1007    /* If the pointer is not at the start of a character, move it back until
1008    it is. This is called only in UTF-32 mode - we don't put a test within the
1009    macro because almost all calls are already within a block of UTF-32 only
1010    code.
1011    These are all no-ops since all UTF-32 characters fit into one pcre_uchar. */
1012    
1013    #define BACKCHAR(eptr) do { } while (0)
1014    
1015    /* Same as above, just in the other direction. */
1016    #define FORWARDCHAR(eptr) do { } while (0)
1017    
1018    /* Same as above, but it allows a fully customizable form. */
1019    #define ACROSSCHAR(condition, eptr, action) do { } while (0)
1020    
1021    #else
1022    #error Unsupported compiling mode
1023    #endif /* COMPILE_PCRE[8|16|32] */
1024    
1025    #endif  /* SUPPORT_UTF */
1026    
1027    /* Tests for Unicode horizontal and vertical whitespace characters must check a
1028    number of different values. Using a switch statement for this generates the
1029    fastest code (no loop, no memory access), and there are several places in the
1030    interpreter code where this happens. In order to ensure that all the case lists
1031    remain in step, we use macros so that there is only one place where the lists
1032    are defined.
1033    
1034    These values are also required as lists in pcre_compile.c when processing \h,
1035    \H, \v and \V in a character class. The lists are defined in pcre_tables.c, but
1036    macros that define the values are here so that all the definitions are
1037    together. The lists must be in ascending character order, terminated by
1038    NOTACHAR (which is 0xffffffff).
1039    
1040    Any changes should ensure that the various macros are kept in step with each
1041    other. NOTE: The values also appear in pcre_jit_compile.c. */
1042    
1043    /* ------ ASCII/Unicode environments ------ */
1044    
1045    #ifndef EBCDIC
1046    
1047    #define HSPACE_LIST \
1048      CHAR_HT, CHAR_SPACE, 0xa0, \
1049      0x1680, 0x180e, 0x2000, 0x2001, 0x2002, 0x2003, 0x2004, 0x2005, \
1050      0x2006, 0x2007, 0x2008, 0x2009, 0x200A, 0x202f, 0x205f, 0x3000, \
1051      NOTACHAR
1052    
1053    #define HSPACE_MULTIBYTE_CASES \
1054      case 0x1680:  /* OGHAM SPACE MARK */ \
1055      case 0x180e:  /* MONGOLIAN VOWEL SEPARATOR */ \
1056      case 0x2000:  /* EN QUAD */ \
1057      case 0x2001:  /* EM QUAD */ \
1058      case 0x2002:  /* EN SPACE */ \
1059      case 0x2003:  /* EM SPACE */ \
1060      case 0x2004:  /* THREE-PER-EM SPACE */ \
1061      case 0x2005:  /* FOUR-PER-EM SPACE */ \
1062      case 0x2006:  /* SIX-PER-EM SPACE */ \
1063      case 0x2007:  /* FIGURE SPACE */ \
1064      case 0x2008:  /* PUNCTUATION SPACE */ \
1065      case 0x2009:  /* THIN SPACE */ \
1066      case 0x200A:  /* HAIR SPACE */ \
1067      case 0x202f:  /* NARROW NO-BREAK SPACE */ \
1068      case 0x205f:  /* MEDIUM MATHEMATICAL SPACE */ \
1069      case 0x3000   /* IDEOGRAPHIC SPACE */
1070    
1071    #define HSPACE_BYTE_CASES \
1072      case CHAR_HT: \
1073      case CHAR_SPACE: \
1074      case 0xa0     /* NBSP */
1075    
1076    #define HSPACE_CASES \
1077      HSPACE_BYTE_CASES: \
1078      HSPACE_MULTIBYTE_CASES
1079    
1080    #define VSPACE_LIST \
1081      CHAR_LF, CHAR_VT, CHAR_FF, CHAR_CR, CHAR_NEL, 0x2028, 0x2029, NOTACHAR
1082    
1083    #define VSPACE_MULTIBYTE_CASES \
1084      case 0x2028:    /* LINE SEPARATOR */ \
1085      case 0x2029     /* PARAGRAPH SEPARATOR */
1086    
1087    #define VSPACE_BYTE_CASES \
1088      case CHAR_LF: \
1089      case CHAR_VT: \
1090      case CHAR_FF: \
1091      case CHAR_CR: \
1092      case CHAR_NEL
1093    
1094    #define VSPACE_CASES \
1095      VSPACE_BYTE_CASES: \
1096      VSPACE_MULTIBYTE_CASES
1097    
1098    /* ------ EBCDIC environments ------ */
1099    
1100    #else
1101    #define HSPACE_LIST CHAR_HT, CHAR_SPACE
1102    
1103    #define HSPACE_BYTE_CASES \
1104      case CHAR_HT: \
1105      case CHAR_SPACE
1106    
1107    #define HSPACE_CASES HSPACE_BYTE_CASES
1108    
1109    #ifdef EBCDIC_NL25
1110    #define VSPACE_LIST \
1111      CHAR_VT, CHAR_FF, CHAR_CR, CHAR_NEL, CHAR_LF, NOTACHAR
1112    #else
1113    #define VSPACE_LIST \
1114      CHAR_VT, CHAR_FF, CHAR_CR, CHAR_LF, CHAR_NEL, NOTACHAR
1115  #endif  #endif
1116    
1117    #define VSPACE_BYTE_CASES \
1118      case CHAR_LF: \
1119      case CHAR_VT: \
1120      case CHAR_FF: \
1121      case CHAR_CR: \
1122      case CHAR_NEL
1123    
1124    #define VSPACE_CASES VSPACE_BYTE_CASES
1125    #endif  /* EBCDIC */
1126    
1127    /* ------ End of whitespace macros ------ */
1128    
 /* These are the public options that can change during matching. */  
1129    
 #define PCRE_IMS (PCRE_CASELESS|PCRE_MULTILINE|PCRE_DOTALL)  
1130    
1131  /* Private flags containing information about the compiled regex. They used to  /* Private flags containing information about the compiled regex. They used to
1132  live at the top end of the options word, but that got almost full, so now they  live at the top end of the options word, but that got almost full, so they were
1133  are in a 16-bit flags word. From release 8.00, PCRE_NOPARTIAL is unused, as  moved to a 16-bit flags word - which got almost full, so now they are in a
1134  the restrictions on partial matching have been lifted. It remains for backwards  32-bit flags word. From release 8.00, PCRE_NOPARTIAL is unused, as the
1135    restrictions on partial matching have been lifted. It remains for backwards
1136  compatibility. */  compatibility. */
1137    
1138  #define PCRE_NOPARTIAL     0x0001  /* can't use partial with this regex */  #define PCRE_MODE8         0x00000001  /* compiled in 8 bit mode */
1139  #define PCRE_FIRSTSET      0x0002  /* first_byte is set */  #define PCRE_MODE16        0x00000002  /* compiled in 16 bit mode */
1140  #define PCRE_REQCHSET      0x0004  /* req_byte is set */  #define PCRE_MODE32        0x00000004  /* compiled in 32 bit mode */
1141  #define PCRE_STARTLINE     0x0008  /* start after \n for multiline */  #define PCRE_FIRSTSET      0x00000010  /* first_char is set */
1142  #define PCRE_JCHANGED      0x0010  /* j option used in regex */  #define PCRE_FCH_CASELESS  0x00000020  /* caseless first char */
1143  #define PCRE_HASCRORLF     0x0020  /* explicit \r or \n in pattern */  #define PCRE_REQCHSET      0x00000040  /* req_byte is set */
1144    #define PCRE_RCH_CASELESS  0x00000080  /* caseless requested char */
1145    #define PCRE_STARTLINE     0x00000100  /* start after \n for multiline */
1146    #define PCRE_NOPARTIAL     0x00000200  /* can't use partial with this regex */
1147    #define PCRE_JCHANGED      0x00000400  /* j option used in regex */
1148    #define PCRE_HASCRORLF     0x00000800  /* explicit \r or \n in pattern */
1149    #define PCRE_HASTHEN       0x00001000  /* pattern contains (*THEN) */
1150    #define PCRE_MLSET         0x00002000  /* match limit set by regex */
1151    #define PCRE_RLSET         0x00004000  /* recursion limit set by regex */
1152    #define PCRE_MATCH_EMPTY   0x00008000  /* pattern can match empty string */
1153    
1154    #if defined COMPILE_PCRE8
1155    #define PCRE_MODE          PCRE_MODE8
1156    #elif defined COMPILE_PCRE16
1157    #define PCRE_MODE          PCRE_MODE16
1158    #elif defined COMPILE_PCRE32
1159    #define PCRE_MODE          PCRE_MODE32
1160    #endif
1161    #define PCRE_MODE_MASK     (PCRE_MODE8 | PCRE_MODE16 | PCRE_MODE32)
1162    
1163  /* Options for the "extra" block produced by pcre_study(). */  /* Flags for the "extra" block produced by pcre_study(). */
1164    
1165  #define PCRE_STUDY_MAPPED   0x01     /* a map of starting chars exists */  #define PCRE_STUDY_MAPPED  0x0001  /* a map of starting chars exists */
1166    #define PCRE_STUDY_MINLEN  0x0002  /* a minimum length field exists */
1167    
1168  /* Masks for identifying the public options that are permitted at compile  /* Masks for identifying the public options that are permitted at compile
1169  time, run time, or study time, respectively. */  time, run time, or study time, respectively. */
# Line 559  time, run time, or study time, respectiv Line 1174  time, run time, or study time, respectiv
1174  #define PUBLIC_COMPILE_OPTIONS \  #define PUBLIC_COMPILE_OPTIONS \
1175    (PCRE_CASELESS|PCRE_EXTENDED|PCRE_ANCHORED|PCRE_MULTILINE| \    (PCRE_CASELESS|PCRE_EXTENDED|PCRE_ANCHORED|PCRE_MULTILINE| \
1176     PCRE_DOTALL|PCRE_DOLLAR_ENDONLY|PCRE_EXTRA|PCRE_UNGREEDY|PCRE_UTF8| \     PCRE_DOTALL|PCRE_DOLLAR_ENDONLY|PCRE_EXTRA|PCRE_UNGREEDY|PCRE_UTF8| \
1177     PCRE_NO_AUTO_CAPTURE|PCRE_NO_UTF8_CHECK|PCRE_AUTO_CALLOUT|PCRE_FIRSTLINE| \     PCRE_NO_AUTO_CAPTURE|PCRE_NO_AUTO_POSSESS| \
1178       PCRE_NO_UTF8_CHECK|PCRE_AUTO_CALLOUT|PCRE_FIRSTLINE| \
1179     PCRE_DUPNAMES|PCRE_NEWLINE_BITS|PCRE_BSR_ANYCRLF|PCRE_BSR_UNICODE| \     PCRE_DUPNAMES|PCRE_NEWLINE_BITS|PCRE_BSR_ANYCRLF|PCRE_BSR_UNICODE| \
1180     PCRE_JAVASCRIPT_COMPAT)     PCRE_JAVASCRIPT_COMPAT|PCRE_UCP|PCRE_NO_START_OPTIMIZE|PCRE_NEVER_UTF)
1181    
1182  #define PUBLIC_EXEC_OPTIONS \  #define PUBLIC_EXEC_OPTIONS \
1183    (PCRE_ANCHORED|PCRE_NOTBOL|PCRE_NOTEOL|PCRE_NOTEMPTY|PCRE_NOTEMPTY_ATSTART| \    (PCRE_ANCHORED|PCRE_NOTBOL|PCRE_NOTEOL|PCRE_NOTEMPTY|PCRE_NOTEMPTY_ATSTART| \
# Line 574  time, run time, or study time, respectiv Line 1190  time, run time, or study time, respectiv
1190     PCRE_DFA_RESTART|PCRE_NEWLINE_BITS|PCRE_BSR_ANYCRLF|PCRE_BSR_UNICODE| \     PCRE_DFA_RESTART|PCRE_NEWLINE_BITS|PCRE_BSR_ANYCRLF|PCRE_BSR_UNICODE| \
1191     PCRE_NO_START_OPTIMIZE)     PCRE_NO_START_OPTIMIZE)
1192    
1193  #define PUBLIC_STUDY_OPTIONS 0   /* None defined */  #define PUBLIC_STUDY_OPTIONS \
1194       (PCRE_STUDY_JIT_COMPILE|PCRE_STUDY_JIT_PARTIAL_SOFT_COMPILE| \
1195        PCRE_STUDY_JIT_PARTIAL_HARD_COMPILE|PCRE_STUDY_EXTRA_NEEDED)
1196    
1197    #define PUBLIC_JIT_EXEC_OPTIONS \
1198       (PCRE_NO_UTF8_CHECK|PCRE_NOTBOL|PCRE_NOTEOL|PCRE_NOTEMPTY|\
1199        PCRE_NOTEMPTY_ATSTART|PCRE_PARTIAL_SOFT|PCRE_PARTIAL_HARD)
1200    
1201  /* Magic number to provide a small check against being handed junk. Also used  /* Magic number to provide a small check against being handed junk. */
 to detect whether a pattern was compiled on a host of different endianness. */  
1202    
1203  #define MAGIC_NUMBER  0x50435245UL   /* 'PCRE' */  #define MAGIC_NUMBER  0x50435245UL   /* 'PCRE' */
1204    
1205  /* Negative values for the firstchar and reqchar variables */  /* This variable is used to detect a loaded regular expression
1206    in different endianness. */
1207    
1208  #define REQ_UNSET (-2)  #define REVERSED_MAGIC_NUMBER  0x45524350UL   /* 'ERCP' */
 #define REQ_NONE  (-1)  
1209    
1210  /* The maximum remaining length of subject we are prepared to search for a  /* The maximum remaining length of subject we are prepared to search for a
1211  req_byte match. */  req_byte match. */
1212    
1213  #define REQ_BYTE_MAX 1000  #define REQ_BYTE_MAX 1000
1214    
 /* Flags added to firstbyte or reqbyte; a "non-literal" item is either a  
 variable-length repeat, or a anything other than literal characters. */  
   
 #define REQ_CASELESS 0x0100    /* indicates caselessness */  
 #define REQ_VARY     0x0200    /* reqbyte followed non-literal item */  
   
1215  /* Miscellaneous definitions. The #ifndef is to pacify compiler warnings in  /* Miscellaneous definitions. The #ifndef is to pacify compiler warnings in
1216  environments where these macros are defined elsewhere. Unfortunately, there  environments where these macros are defined elsewhere. Unfortunately, there
1217  is no way to do the same for the typedef. */  is no way to do the same for the typedef. */
# Line 625  for) in a minority area (EBCDIC platform Line 1240  for) in a minority area (EBCDIC platform
1240  application that did need both could compile two versions of the library, using  application that did need both could compile two versions of the library, using
1241  macros to give the functions distinct names. */  macros to give the functions distinct names. */
1242    
1243  #ifndef SUPPORT_UTF8  #ifndef SUPPORT_UTF
1244    
1245  /* UTF-8 support is not enabled; use the platform-dependent character literals  /* UTF-8 support is not enabled; use the platform-dependent character literals
1246  so that PCRE works on both ASCII and EBCDIC platforms, in non-UTF-mode only. */  so that PCRE works in both ASCII and EBCDIC environments, but only in non-UTF
1247    mode. Newline characters are problematic in EBCDIC. Though it has CR and LF
1248    characters, a common practice has been to use its NL (0x15) character as the
1249    line terminator in C-like processing environments. However, sometimes the LF
1250    (0x25) character is used instead, according to this Unicode document:
1251    
1252    http://unicode.org/standard/reports/tr13/tr13-5.html
1253    
1254    PCRE defaults EBCDIC NL to 0x15, but has a build-time option to select 0x25
1255    instead. Whichever is *not* chosen is defined as NEL.
1256    
1257    In both ASCII and EBCDIC environments, CHAR_NL and CHAR_LF are synonyms for the
1258    same code point. */
1259    
1260    #ifdef EBCDIC
1261    
1262    #ifndef EBCDIC_NL25
1263    #define CHAR_NL                     '\x15'
1264    #define CHAR_NEL                    '\x25'
1265    #define STR_NL                      "\x15"
1266    #define STR_NEL                     "\x25"
1267    #else
1268    #define CHAR_NL                     '\x25'
1269    #define CHAR_NEL                    '\x15'
1270    #define STR_NL                      "\x25"
1271    #define STR_NEL                     "\x15"
1272    #endif
1273    
1274    #define CHAR_LF                     CHAR_NL
1275    #define STR_LF                      STR_NL
1276    
1277    #define CHAR_ESC                    '\047'
1278    #define CHAR_DEL                    '\007'
1279    #define STR_ESC                     "\047"
1280    #define STR_DEL                     "\007"
1281    
1282    #else  /* Not EBCDIC */
1283    
1284    /* In ASCII/Unicode, linefeed is '\n' and we equate this to NL for
1285    compatibility. NEL is the Unicode newline character; make sure it is
1286    a positive value. */
1287    
1288    #define CHAR_LF                     '\n'
1289    #define CHAR_NL                     CHAR_LF
1290    #define CHAR_NEL                    ((unsigned char)'\x85')
1291    #define CHAR_ESC                    '\033'
1292    #define CHAR_DEL                    '\177'
1293    
1294    #define STR_LF                      "\n"
1295    #define STR_NL                      STR_LF
1296    #define STR_NEL                     "\x85"
1297    #define STR_ESC                     "\033"
1298    #define STR_DEL                     "\177"
1299    
1300    #endif  /* EBCDIC */
1301    
1302    /* The remaining definitions work in both environments. */
1303    
1304    #define CHAR_NULL                   '\0'
1305  #define CHAR_HT                     '\t'  #define CHAR_HT                     '\t'
1306  #define CHAR_VT                     '\v'  #define CHAR_VT                     '\v'
1307  #define CHAR_FF                     '\f'  #define CHAR_FF                     '\f'
1308  #define CHAR_CR                     '\r'  #define CHAR_CR                     '\r'
 #define CHAR_NL                     '\n'  
1309  #define CHAR_BS                     '\b'  #define CHAR_BS                     '\b'
1310  #define CHAR_BEL                    '\a'  #define CHAR_BEL                    '\a'
 #ifdef EBCDIC  
 #define CHAR_ESC                    '\047'  
 #define CHAR_DEL                    '\007'  
 #else  
 #define CHAR_ESC                    '\033'  
 #define CHAR_DEL                    '\177'  
 #endif  
1311    
1312  #define CHAR_SPACE                  ' '  #define CHAR_SPACE                  ' '
1313  #define CHAR_EXCLAMATION_MARK       '!'  #define CHAR_EXCLAMATION_MARK       '!'
# Line 745  so that PCRE works on both ASCII and EBC Line 1409  so that PCRE works on both ASCII and EBC
1409  #define STR_VT                      "\v"  #define STR_VT                      "\v"
1410  #define STR_FF                      "\f"  #define STR_FF                      "\f"
1411  #define STR_CR                      "\r"  #define STR_CR                      "\r"
 #define STR_NL                      "\n"  
1412  #define STR_BS                      "\b"  #define STR_BS                      "\b"
1413  #define STR_BEL                     "\a"  #define STR_BEL                     "\a"
 #ifdef EBCDIC  
 #define STR_ESC                     "\047"  
 #define STR_DEL                     "\007"  
 #else  
 #define STR_ESC                     "\033"  
 #define STR_DEL                     "\177"  
 #endif  
1414    
1415  #define STR_SPACE                   " "  #define STR_SPACE                   " "
1416  #define STR_EXCLAMATION_MARK        "!"  #define STR_EXCLAMATION_MARK        "!"
# Line 856  so that PCRE works on both ASCII and EBC Line 1512  so that PCRE works on both ASCII and EBC
1512  #define STRING_COMMIT0              "COMMIT\0"  #define STRING_COMMIT0              "COMMIT\0"
1513  #define STRING_F0                   "F\0"  #define STRING_F0                   "F\0"
1514  #define STRING_FAIL0                "FAIL\0"  #define STRING_FAIL0                "FAIL\0"
1515    #define STRING_MARK0                "MARK\0"
1516  #define STRING_PRUNE0               "PRUNE\0"  #define STRING_PRUNE0               "PRUNE\0"
1517  #define STRING_SKIP0                "SKIP\0"  #define STRING_SKIP0                "SKIP\0"
1518  #define STRING_THEN                 "THEN"  #define STRING_THEN                 "THEN"
# Line 876  so that PCRE works on both ASCII and EBC Line 1533  so that PCRE works on both ASCII and EBC
1533  #define STRING_xdigit               "xdigit"  #define STRING_xdigit               "xdigit"
1534    
1535  #define STRING_DEFINE               "DEFINE"  #define STRING_DEFINE               "DEFINE"
1536    #define STRING_WEIRD_STARTWORD      "[:<:]]"
1537    #define STRING_WEIRD_ENDWORD        "[:>:]]"
1538    
1539  #define STRING_CR_RIGHTPAR          "CR)"  #define STRING_CR_RIGHTPAR              "CR)"
1540  #define STRING_LF_RIGHTPAR          "LF)"  #define STRING_LF_RIGHTPAR              "LF)"
1541  #define STRING_CRLF_RIGHTPAR        "CRLF)"  #define STRING_CRLF_RIGHTPAR            "CRLF)"
1542  #define STRING_ANY_RIGHTPAR         "ANY)"  #define STRING_ANY_RIGHTPAR             "ANY)"
1543  #define STRING_ANYCRLF_RIGHTPAR     "ANYCRLF)"  #define STRING_ANYCRLF_RIGHTPAR         "ANYCRLF)"
1544  #define STRING_BSR_ANYCRLF_RIGHTPAR "BSR_ANYCRLF)"  #define STRING_BSR_ANYCRLF_RIGHTPAR     "BSR_ANYCRLF)"
1545  #define STRING_BSR_UNICODE_RIGHTPAR "BSR_UNICODE)"  #define STRING_BSR_UNICODE_RIGHTPAR     "BSR_UNICODE)"
1546  #define STRING_UTF8_RIGHTPAR        "UTF8)"  #define STRING_UTF8_RIGHTPAR            "UTF8)"
1547    #define STRING_UTF16_RIGHTPAR           "UTF16)"
1548    #define STRING_UTF32_RIGHTPAR           "UTF32)"
1549    #define STRING_UTF_RIGHTPAR             "UTF)"
1550    #define STRING_UCP_RIGHTPAR             "UCP)"
1551    #define STRING_NO_AUTO_POSSESS_RIGHTPAR "NO_AUTO_POSSESS)"
1552    #define STRING_NO_START_OPT_RIGHTPAR    "NO_START_OPT)"
1553    #define STRING_LIMIT_MATCH_EQ           "LIMIT_MATCH="
1554    #define STRING_LIMIT_RECURSION_EQ       "LIMIT_RECURSION="
1555    
1556  #else  /* SUPPORT_UTF8 */  #else  /* SUPPORT_UTF */
1557    
1558  /* UTF-8 support is enabled; always use UTF-8 (=ASCII) character codes. This  /* UTF-8 support is enabled; always use UTF-8 (=ASCII) character codes. This
1559  works in both modes non-EBCDIC platforms, and on EBCDIC platforms in UTF-8 mode  works in both modes non-EBCDIC platforms, and on EBCDIC platforms in UTF-8 mode
# Line 896  only. */ Line 1563  only. */
1563  #define CHAR_VT                     '\013'  #define CHAR_VT                     '\013'
1564  #define CHAR_FF                     '\014'  #define CHAR_FF                     '\014'
1565  #define CHAR_CR                     '\015'  #define CHAR_CR                     '\015'
1566  #define CHAR_NL                     '\012'  #define CHAR_LF                     '\012'
1567    #define CHAR_NL                     CHAR_LF
1568    #define CHAR_NEL                    ((unsigned char)'\x85')
1569  #define CHAR_BS                     '\010'  #define CHAR_BS                     '\010'
1570  #define CHAR_BEL                    '\007'  #define CHAR_BEL                    '\007'
1571  #define CHAR_ESC                    '\033'  #define CHAR_ESC                    '\033'
1572  #define CHAR_DEL                    '\177'  #define CHAR_DEL                    '\177'
1573    
1574    #define CHAR_NULL                   '\0'
1575  #define CHAR_SPACE                  '\040'  #define CHAR_SPACE                  '\040'
1576  #define CHAR_EXCLAMATION_MARK       '\041'  #define CHAR_EXCLAMATION_MARK       '\041'
1577  #define CHAR_QUOTATION_MARK         '\042'  #define CHAR_QUOTATION_MARK         '\042'
# Line 1108  only. */ Line 1778  only. */
1778  #define STRING_COMMIT0              STR_C STR_O STR_M STR_M STR_I STR_T "\0"  #define STRING_COMMIT0              STR_C STR_O STR_M STR_M STR_I STR_T "\0"
1779  #define STRING_F0                   STR_F "\0"  #define STRING_F0                   STR_F "\0"
1780  #define STRING_FAIL0                STR_F STR_A STR_I STR_L "\0"  #define STRING_FAIL0                STR_F STR_A STR_I STR_L "\0"
1781    #define STRING_MARK0                STR_M STR_A STR_R STR_K "\0"
1782  #define STRING_PRUNE0               STR_P STR_R STR_U STR_N STR_E "\0"  #define STRING_PRUNE0               STR_P STR_R STR_U STR_N STR_E "\0"
1783  #define STRING_SKIP0                STR_S STR_K STR_I STR_P "\0"  #define STRING_SKIP0                STR_S STR_K STR_I STR_P "\0"
1784  #define STRING_THEN                 STR_T STR_H STR_E STR_N  #define STRING_THEN                 STR_T STR_H STR_E STR_N
# Line 1128  only. */ Line 1799  only. */
1799  #define STRING_xdigit               STR_x STR_d STR_i STR_g STR_i STR_t  #define STRING_xdigit               STR_x STR_d STR_i STR_g STR_i STR_t
1800    
1801  #define STRING_DEFINE               STR_D STR_E STR_F STR_I STR_N STR_E  #define STRING_DEFINE               STR_D STR_E STR_F STR_I STR_N STR_E
1802    #define STRING_WEIRD_STARTWORD      STR_LEFT_SQUARE_BRACKET STR_COLON STR_LESS_THAN_SIGN STR_COLON STR_RIGHT_SQUARE_BRACKET STR_RIGHT_SQUARE_BRACKET
1803    #define STRING_WEIRD_ENDWORD        STR_LEFT_SQUARE_BRACKET STR_COLON STR_GREATER_THAN_SIGN STR_COLON STR_RIGHT_SQUARE_BRACKET STR_RIGHT_SQUARE_BRACKET
1804    
1805  #define STRING_CR_RIGHTPAR          STR_C STR_R STR_RIGHT_PARENTHESIS  #define STRING_CR_RIGHTPAR              STR_C STR_R STR_RIGHT_PARENTHESIS
1806  #define STRING_LF_RIGHTPAR          STR_L STR_F STR_RIGHT_PARENTHESIS  #define STRING_LF_RIGHTPAR              STR_L STR_F STR_RIGHT_PARENTHESIS
1807  #define STRING_CRLF_RIGHTPAR        STR_C STR_R STR_L STR_F STR_RIGHT_PARENTHESIS  #define STRING_CRLF_RIGHTPAR            STR_C STR_R STR_L STR_F STR_RIGHT_PARENTHESIS
1808  #define STRING_ANY_RIGHTPAR         STR_A STR_N STR_Y STR_RIGHT_PARENTHESIS  #define STRING_ANY_RIGHTPAR             STR_A STR_N STR_Y STR_RIGHT_PARENTHESIS
1809  #define STRING_ANYCRLF_RIGHTPAR     STR_A STR_N STR_Y STR_C STR_R STR_L STR_F STR_RIGHT_PARENTHESIS  #define STRING_ANYCRLF_RIGHTPAR         STR_A STR_N STR_Y STR_C STR_R STR_L STR_F STR_RIGHT_PARENTHESIS
1810  #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_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
1811  #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_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
1812  #define STRING_UTF8_RIGHTPAR        STR_U STR_T STR_F STR_8 STR_RIGHT_PARENTHESIS  #define STRING_UTF8_RIGHTPAR            STR_U STR_T STR_F STR_8 STR_RIGHT_PARENTHESIS
1813    #define STRING_UTF16_RIGHTPAR           STR_U STR_T STR_F STR_1 STR_6 STR_RIGHT_PARENTHESIS
1814    #define STRING_UTF32_RIGHTPAR           STR_U STR_T STR_F STR_3 STR_2 STR_RIGHT_PARENTHESIS
1815    #define STRING_UTF_RIGHTPAR             STR_U STR_T STR_F STR_RIGHT_PARENTHESIS
1816    #define STRING_UCP_RIGHTPAR             STR_U STR_C STR_P STR_RIGHT_PARENTHESIS
1817    #define STRING_NO_AUTO_POSSESS_RIGHTPAR STR_N STR_O STR_UNDERSCORE STR_A STR_U STR_T STR_O STR_UNDERSCORE STR_P STR_O STR_S STR_S STR_E STR_S STR_S STR_RIGHT_PARENTHESIS
1818    #define STRING_NO_START_OPT_RIGHTPAR    STR_N STR_O STR_UNDERSCORE STR_S STR_T STR_A STR_R STR_T STR_UNDERSCORE STR_O STR_P STR_T STR_RIGHT_PARENTHESIS
1819    #define STRING_LIMIT_MATCH_EQ           STR_L STR_I STR_M STR_I STR_T STR_UNDERSCORE STR_M STR_A STR_T STR_C STR_H STR_EQUALS_SIGN
1820    #define STRING_LIMIT_RECURSION_EQ       STR_L STR_I STR_M STR_I STR_T STR_UNDERSCORE STR_R STR_E STR_C STR_U STR_R STR_S STR_I STR_O STR_N STR_EQUALS_SIGN
1821    
1822  #endif  /* SUPPORT_UTF8 */  #endif  /* SUPPORT_UTF */
1823    
1824  /* Escape items that are just an encoding of a particular data value. */  /* Escape items that are just an encoding of a particular data value. */
1825    
# Line 1151  only. */ Line 1832  only. */
1832  #endif  #endif
1833    
1834  #ifndef ESC_n  #ifndef ESC_n
1835  #define ESC_n CHAR_NL  #define ESC_n CHAR_LF
1836  #endif  #endif
1837    
1838  #ifndef ESC_r  #ifndef ESC_r
# Line 1169  only. */ Line 1850  only. */
1850    
1851  #define PT_ANY        0    /* Any property - matches all chars */  #define PT_ANY        0    /* Any property - matches all chars */
1852  #define PT_LAMP       1    /* L& - the union of Lu, Ll, Lt */  #define PT_LAMP       1    /* L& - the union of Lu, Ll, Lt */
1853  #define PT_GC         2    /* General characteristic (e.g. L) */  #define PT_GC         2    /* Specified general characteristic (e.g. L) */
1854  #define PT_PC         3    /* Particular characteristic (e.g. Lu) */  #define PT_PC         3    /* Specified particular characteristic (e.g. Lu) */
1855  #define PT_SC         4    /* Script (e.g. Han) */  #define PT_SC         4    /* Script (e.g. Han) */
1856    #define PT_ALNUM      5    /* Alphanumeric - the union of L and N */
1857    #define PT_SPACE      6    /* Perl space - Z plus 9,10,12,13 */
1858    #define PT_PXSPACE    7    /* POSIX space - Z plus 9,10,11,12,13 */
1859    #define PT_WORD       8    /* Word - L plus N plus underscore */
1860    #define PT_CLIST      9    /* Pseudo-property: match character list */
1861    #define PT_UCNC      10    /* Universal Character nameable character */
1862    #define PT_TABSIZE   11    /* Size of square table for autopossessify tests */
1863    
1864    /* The following special properties are used only in XCLASS items, when POSIX
1865    classes are specified and PCRE_UCP is set - in other words, for Unicode
1866    handling of these classes. They are not available via the \p or \P escapes like
1867    those in the above list, and so they do not take part in the autopossessifying
1868    table. */
1869    
1870    #define PT_PXGRAPH   11    /* [:graph:] - characters that mark the paper */
1871    #define PT_PXPRINT   12    /* [:print:] - [:graph:] plus non-control spaces */
1872    #define PT_PXPUNCT   13    /* [:punct:] - punctuation characters */
1873    
1874  /* Flag bits and data types for the extended class (OP_XCLASS) for classes that  /* Flag bits and data types for the extended class (OP_XCLASS) for classes that
1875  contain UTF-8 characters with values greater than 255. */  contain characters with values greater than 255. */
1876    
1877  #define XCL_NOT    0x01    /* Flag: this is a negative class */  #define XCL_NOT       0x01    /* Flag: this is a negative class */
1878  #define XCL_MAP    0x02    /* Flag: a 32-byte map is present */  #define XCL_MAP       0x02    /* Flag: a 32-byte map is present */
1879    #define XCL_HASPROP   0x04    /* Flag: property checks are present. */
1880    
1881  #define XCL_END       0    /* Marks end of individual items */  #define XCL_END       0    /* Marks end of individual items */
1882  #define XCL_SINGLE    1    /* Single item (one multibyte char) follows */  #define XCL_SINGLE    1    /* Single item (one multibyte char) follows */
# Line 1186  contain UTF-8 characters with values gre Line 1885  contain UTF-8 characters with values gre
1885  #define XCL_NOTPROP   4    /* Unicode inverted property (ditto) */  #define XCL_NOTPROP   4    /* Unicode inverted property (ditto) */
1886    
1887  /* These are escaped items that aren't just an encoding of a particular data  /* These are escaped items that aren't just an encoding of a particular data
1888  value such as \n. They must have non-zero values, as check_escape() returns  value such as \n. They must have non-zero values, as check_escape() returns 0
1889  their negation. Also, they must appear in the same order as in the opcode  for a data character.  Also, they must appear in the same order as in the
1890  definitions below, up to ESC_z. There's a dummy for OP_ANY because it  opcode definitions below, up to ESC_z. There's a dummy for OP_ALLANY because it
1891  corresponds to "." rather than an escape sequence, and another for OP_ALLANY  corresponds to "." in DOTALL mode rather than an escape sequence. It is also
1892  (which is used for [^] in JavaScript compatibility mode).  used for [^] in JavaScript compatibility mode, and for \C in non-utf mode. In
1893    non-DOTALL mode, "." behaves like \N.
1894    
1895    The special values ESC_DU, ESC_du, etc. are used instead of ESC_D, ESC_d, etc.
1896    when PCRE_UCP is set and replacement of \d etc by \p sequences is required.
1897    They must be contiguous, and remain in order so that the replacements can be
1898    looked up from a table.
1899    
1900  The final escape must be ESC_REF as subsequent values are used for  Negative numbers are used to encode a backreference (\1, \2, \3, etc.) in
1901  backreferences (\1, \2, \3, etc). There are two tests in the code for an escape  check_escape(). There are two tests in the code for an escape
1902  greater than ESC_b and less than ESC_Z to detect the types that may be  greater than ESC_b and less than ESC_Z to detect the types that may be
1903  repeated. These are the types that consume characters. If any new escapes are  repeated. These are the types that consume characters. If any new escapes are
1904  put in between that don't consume a character, that code will have to change.  put in between that don't consume a character, that code will have to change.
1905  */  */
1906    
1907  enum { ESC_A = 1, ESC_G, ESC_K, ESC_B, ESC_b, ESC_D, ESC_d, ESC_S, ESC_s,  enum { ESC_A = 1, ESC_G, ESC_K, ESC_B, ESC_b, ESC_D, ESC_d, ESC_S, ESC_s,
1908         ESC_W, ESC_w, ESC_dum1, ESC_dum2, ESC_C, ESC_P, ESC_p, ESC_R, ESC_H,         ESC_W, ESC_w, ESC_N, ESC_dum, ESC_C, ESC_P, ESC_p, ESC_R, ESC_H,
1909         ESC_h, ESC_V, ESC_v, ESC_X, ESC_Z, ESC_z, ESC_E, ESC_Q, ESC_g, ESC_k,         ESC_h, ESC_V, ESC_v, ESC_X, ESC_Z, ESC_z,
1910         ESC_REF };         ESC_E, ESC_Q, ESC_g, ESC_k,
1911           ESC_DU, ESC_du, ESC_SU, ESC_su, ESC_WU, ESC_wu };
1912    
1913    
1914    /********************** Opcode definitions ******************/
1915    
1916    /****** NOTE NOTE NOTE ******
1917    
1918    Starting from 1 (i.e. after OP_END), the values up to OP_EOD must correspond in
1919    order to the list of escapes immediately above. Furthermore, values up to
1920    OP_DOLLM must not be changed without adjusting the table called autoposstab in
1921    pcre_compile.c
1922    
1923    Whenever this list is updated, the two macro definitions that follow must be
1924    updated to match. The possessification table called "opcode_possessify" in
1925    pcre_compile.c must also be updated, and also the tables called "coptable"
1926    and "poptable" in pcre_dfa_exec.c.
1927    
1928  /* Opcode table: Starting from 1 (i.e. after OP_END), the values up to  ****** NOTE NOTE NOTE ******/
 OP_EOD must correspond in order to the list of escapes immediately above.  
1929    
1930  *** NOTE NOTE NOTE *** Whenever this list is updated, the two macro definitions  
1931  that follow must also be updated to match. There is also a table called  /* The values between FIRST_AUTOTAB_OP and LAST_AUTOTAB_RIGHT_OP, inclusive,
1932  "coptable" in pcre_dfa_exec.c that must be updated. */  are used in a table for deciding whether a repeated character type can be
1933    auto-possessified. */
1934    
1935    #define FIRST_AUTOTAB_OP       OP_NOT_DIGIT
1936    #define LAST_AUTOTAB_LEFT_OP   OP_EXTUNI
1937    #define LAST_AUTOTAB_RIGHT_OP  OP_DOLLM
1938    
1939  enum {  enum {
1940    OP_END,            /* 0 End of pattern */    OP_END,            /* 0 End of pattern */
# Line 1228  enum { Line 1952  enum {
1952    OP_WHITESPACE,         /*  9 \s */    OP_WHITESPACE,         /*  9 \s */
1953    OP_NOT_WORDCHAR,       /* 10 \W */    OP_NOT_WORDCHAR,       /* 10 \W */
1954    OP_WORDCHAR,           /* 11 \w */    OP_WORDCHAR,           /* 11 \w */
1955    OP_ANY,            /* 12 Match any character (subject to DOTALL) */  
1956    OP_ALLANY,         /* 13 Match any character (not subject to DOTALL) */    OP_ANY,            /* 12 Match any character except newline (\N) */
1957      OP_ALLANY,         /* 13 Match any character */
1958    OP_ANYBYTE,        /* 14 Match any byte (\C); different to OP_ANY for UTF-8 */    OP_ANYBYTE,        /* 14 Match any byte (\C); different to OP_ANY for UTF-8 */
1959    OP_NOTPROP,        /* 15 \P (not Unicode property) */    OP_NOTPROP,        /* 15 \P (not Unicode property) */
1960    OP_PROP,           /* 16 \p (Unicode property) */    OP_PROP,           /* 16 \p (Unicode property) */
# Line 1239  enum { Line 1964  enum {
1964    OP_NOT_VSPACE,     /* 20 \V (not vertical whitespace) */    OP_NOT_VSPACE,     /* 20 \V (not vertical whitespace) */
1965    OP_VSPACE,         /* 21 \v (vertical whitespace) */    OP_VSPACE,         /* 21 \v (vertical whitespace) */
1966    OP_EXTUNI,         /* 22 \X (extended Unicode sequence */    OP_EXTUNI,         /* 22 \X (extended Unicode sequence */
1967    OP_EODN,           /* 23 End of data or \n at end of data: \Z. */    OP_EODN,           /* 23 End of data or \n at end of data (\Z) */
1968    OP_EOD,            /* 24 End of data: \z */    OP_EOD,            /* 24 End of data (\z) */
1969    
1970    OP_OPT,            /* 25 Set runtime options */    /* Line end assertions */
   OP_CIRC,           /* 26 Start of line - varies with multiline switch */  
   OP_DOLL,           /* 27 End of line - varies with multiline switch */  
   OP_CHAR,           /* 28 Match one character, casefully */  
   OP_CHARNC,         /* 29 Match one character, caselessly */  
   OP_NOT,            /* 30 Match one character, not the following one */  
   
   OP_STAR,           /* 31 The maximizing and minimizing versions of */  
   OP_MINSTAR,        /* 32 these six opcodes must come in pairs, with */  
   OP_PLUS,           /* 33 the minimizing one second. */  
   OP_MINPLUS,        /* 34 This first set applies to single characters.*/  
   OP_QUERY,          /* 35 */  
   OP_MINQUERY,       /* 36 */  
   
   OP_UPTO,           /* 37 From 0 to n matches */  
   OP_MINUPTO,        /* 38 */  
   OP_EXACT,          /* 39 Exactly n matches */  
   
   OP_POSSTAR,        /* 40 Possessified star */  
   OP_POSPLUS,        /* 41 Possessified plus */  
   OP_POSQUERY,       /* 42 Posesssified query */  
   OP_POSUPTO,        /* 43 Possessified upto */  
   
   OP_NOTSTAR,        /* 44 The maximizing and minimizing versions of */  
   OP_NOTMINSTAR,     /* 45 these six opcodes must come in pairs, with */  
   OP_NOTPLUS,        /* 46 the minimizing one second. They must be in */  
   OP_NOTMINPLUS,     /* 47 exactly the same order as those above. */  
   OP_NOTQUERY,       /* 48 This set applies to "not" single characters. */  
   OP_NOTMINQUERY,    /* 49 */  
   
   OP_NOTUPTO,        /* 50 From 0 to n matches */  
   OP_NOTMINUPTO,     /* 51 */  
   OP_NOTEXACT,       /* 52 Exactly n matches */  
   
   OP_NOTPOSSTAR,     /* 53 Possessified versions */  
   OP_NOTPOSPLUS,     /* 54 */  
   OP_NOTPOSQUERY,    /* 55 */  
   OP_NOTPOSUPTO,     /* 56 */  
   
   OP_TYPESTAR,       /* 57 The maximizing and minimizing versions of */  
   OP_TYPEMINSTAR,    /* 58 these six opcodes must come in pairs, with */  
   OP_TYPEPLUS,       /* 59 the minimizing one second. These codes must */  
   OP_TYPEMINPLUS,    /* 60 be in exactly the same order as those above. */  
   OP_TYPEQUERY,      /* 61 This set applies to character types such as \d */  
   OP_TYPEMINQUERY,   /* 62 */  
   
   OP_TYPEUPTO,       /* 63 From 0 to n matches */  
   OP_TYPEMINUPTO,    /* 64 */  
   OP_TYPEEXACT,      /* 65 Exactly n matches */  
   
   OP_TYPEPOSSTAR,    /* 66 Possessified versions */  
   OP_TYPEPOSPLUS,    /* 67 */  
   OP_TYPEPOSQUERY,   /* 68 */  
   OP_TYPEPOSUPTO,    /* 69 */  
   
   OP_CRSTAR,         /* 70 The maximizing and minimizing versions of */  
   OP_CRMINSTAR,      /* 71 all these opcodes must come in pairs, with */  
   OP_CRPLUS,         /* 72 the minimizing one second. These codes must */  
   OP_CRMINPLUS,      /* 73 be in exactly the same order as those above. */  
   OP_CRQUERY,        /* 74 These are for character classes and back refs */  
   OP_CRMINQUERY,     /* 75 */  
   OP_CRRANGE,        /* 76 These are different to the three sets above. */  
   OP_CRMINRANGE,     /* 77 */  
   
   OP_CLASS,          /* 78 Match a character class, chars < 256 only */  
   OP_NCLASS,         /* 79 Same, but the bitmap was created from a negative  
                            class - the difference is relevant only when a UTF-8  
                            character > 255 is encountered. */  
   
   OP_XCLASS,         /* 80 Extended class for handling UTF-8 chars within the  
                            class. This does both positive and negative. */  
   
   OP_REF,            /* 81 Match a back reference */  
   OP_RECURSE,        /* 82 Match a numbered subpattern (possibly recursive) */  
   OP_CALLOUT,        /* 83 Call out to external function if provided */  
   
   OP_ALT,            /* 84 Start of alternation */  
   OP_KET,            /* 85 End of group that doesn't have an unbounded repeat */  
   OP_KETRMAX,        /* 86 These two must remain together and in this */  
   OP_KETRMIN,        /* 87 order. They are for groups the repeat for ever. */  
   
   /* The assertions must come before BRA, CBRA, ONCE, and COND.*/  
   
   OP_ASSERT,         /* 88 Positive lookahead */  
   OP_ASSERT_NOT,     /* 89 Negative lookahead */  
   OP_ASSERTBACK,     /* 90 Positive lookbehind */  
   OP_ASSERTBACK_NOT, /* 91 Negative lookbehind */  
   OP_REVERSE,        /* 92 Move pointer back - used in lookbehind assertions */  
   
   /* ONCE, BRA, CBRA, and COND must come after the assertions, with ONCE first,  
   as there's a test for >= ONCE for a subpattern that isn't an assertion. */  
   
   OP_ONCE,           /* 93 Atomic group */  
   OP_BRA,            /* 94 Start of non-capturing bracket */  
   OP_CBRA,           /* 95 Start of capturing bracket */  
   OP_COND,           /* 96 Conditional group */  
1971    
1972    /* These three must follow the previous three, in the same order. There's a    OP_DOLL,           /* 25 End of line - not multiline */
1973    check for >= SBRA to distinguish the two sets. */    OP_DOLLM,          /* 26 End of line - multiline */
1974      OP_CIRC,           /* 27 Start of line - not multiline */
1975      OP_CIRCM,          /* 28 Start of line - multiline */
1976    
1977      /* Single characters; caseful must precede the caseless ones */
1978    
1979      OP_CHAR,           /* 29 Match one character, casefully */
1980      OP_CHARI,          /* 30 Match one character, caselessly */
1981      OP_NOT,            /* 31 Match one character, not the given one, casefully */
1982      OP_NOTI,           /* 32 Match one character, not the given one, caselessly */
1983    
1984      /* The following sets of 13 opcodes must always be kept in step because
1985      the offset from the first one is used to generate the others. */
1986    
1987      /* Repeated characters; caseful must precede the caseless ones */
1988    
1989      OP_STAR,           /* 33 The maximizing and minimizing versions of */
1990      OP_MINSTAR,        /* 34 these six opcodes must come in pairs, with */
1991      OP_PLUS,           /* 35 the minimizing one second. */
1992      OP_MINPLUS,        /* 36 */
1993      OP_QUERY,          /* 37 */
1994      OP_MINQUERY,       /* 38 */
1995    
1996      OP_UPTO,           /* 39 From 0 to n matches of one character, caseful*/
1997      OP_MINUPTO,        /* 40 */
1998      OP_EXACT,          /* 41 Exactly n matches */
1999    
2000      OP_POSSTAR,        /* 42 Possessified star, caseful */
2001      OP_POSPLUS,        /* 43 Possessified plus, caseful */
2002      OP_POSQUERY,       /* 44 Posesssified query, caseful */
2003      OP_POSUPTO,        /* 45 Possessified upto, caseful */
2004    
2005      /* Repeated characters; caseless must follow the caseful ones */
2006    
2007      OP_STARI,          /* 46 */
2008      OP_MINSTARI,       /* 47 */
2009      OP_PLUSI,          /* 48 */
2010      OP_MINPLUSI,       /* 49 */
2011      OP_QUERYI,         /* 50 */
2012      OP_MINQUERYI,      /* 51 */
2013    
2014      OP_UPTOI,          /* 52 From 0 to n matches of one character, caseless */
2015      OP_MINUPTOI,       /* 53 */
2016      OP_EXACTI,         /* 54 */
2017    
2018      OP_POSSTARI,       /* 55 Possessified star, caseless */
2019      OP_POSPLUSI,       /* 56 Possessified plus, caseless */
2020      OP_POSQUERYI,      /* 57 Posesssified query, caseless */
2021      OP_POSUPTOI,       /* 58 Possessified upto, caseless */
2022    
2023      /* The negated ones must follow the non-negated ones, and match them */
2024      /* Negated repeated character, caseful; must precede the caseless ones */
2025    
2026      OP_NOTSTAR,        /* 59 The maximizing and minimizing versions of */
2027      OP_NOTMINSTAR,     /* 60 these six opcodes must come in pairs, with */
2028      OP_NOTPLUS,        /* 61 the minimizing one second. They must be in */
2029      OP_NOTMINPLUS,     /* 62 exactly the same order as those above. */
2030      OP_NOTQUERY,       /* 63 */
2031      OP_NOTMINQUERY,    /* 64 */
2032    
2033      OP_NOTUPTO,        /* 65 From 0 to n matches, caseful */
2034      OP_NOTMINUPTO,     /* 66 */
2035      OP_NOTEXACT,       /* 67 Exactly n matches */
2036    
2037      OP_NOTPOSSTAR,     /* 68 Possessified versions, caseful */
2038      OP_NOTPOSPLUS,     /* 69 */
2039      OP_NOTPOSQUERY,    /* 70 */
2040      OP_NOTPOSUPTO,     /* 71 */
2041    
2042      /* Negated repeated character, caseless; must follow the caseful ones */
2043    
2044      OP_NOTSTARI,       /* 72 */
2045      OP_NOTMINSTARI,    /* 73 */
2046      OP_NOTPLUSI,       /* 74 */
2047      OP_NOTMINPLUSI,    /* 75 */
2048      OP_NOTQUERYI,      /* 76 */
2049      OP_NOTMINQUERYI,   /* 77 */
2050    
2051      OP_NOTUPTOI,       /* 78 From 0 to n matches, caseless */
2052      OP_NOTMINUPTOI,    /* 79 */
2053      OP_NOTEXACTI,      /* 80 Exactly n matches */
2054    
2055      OP_NOTPOSSTARI,    /* 81 Possessified versions, caseless */
2056      OP_NOTPOSPLUSI,    /* 82 */
2057      OP_NOTPOSQUERYI,   /* 83 */
2058      OP_NOTPOSUPTOI,    /* 84 */
2059    
2060      /* Character types */
2061    
2062      OP_TYPESTAR,       /* 85 The maximizing and minimizing versions of */
2063      OP_TYPEMINSTAR,    /* 86 these six opcodes must come in pairs, with */
2064      OP_TYPEPLUS,       /* 87 the minimizing one second. These codes must */
2065      OP_TYPEMINPLUS,    /* 88 be in exactly the same order as those above. */
2066      OP_TYPEQUERY,      /* 89 */
2067      OP_TYPEMINQUERY,   /* 90 */
2068    
2069      OP_TYPEUPTO,       /* 91 From 0 to n matches */
2070      OP_TYPEMINUPTO,    /* 92 */
2071      OP_TYPEEXACT,      /* 93 Exactly n matches */
2072    
2073      OP_TYPEPOSSTAR,    /* 94 Possessified versions */
2074      OP_TYPEPOSPLUS,    /* 95 */
2075      OP_TYPEPOSQUERY,   /* 96 */
2076      OP_TYPEPOSUPTO,    /* 97 */
2077    
2078      /* These are used for character classes and back references; only the
2079      first six are the same as the sets above. */
2080    
2081      OP_CRSTAR,         /* 98 The maximizing and minimizing versions of */
2082      OP_CRMINSTAR,      /* 99 all these opcodes must come in pairs, with */
2083      OP_CRPLUS,         /* 100 the minimizing one second. These codes must */
2084      OP_CRMINPLUS,      /* 101 be in exactly the same order as those above. */
2085      OP_CRQUERY,        /* 102 */
2086      OP_CRMINQUERY,     /* 103 */
2087    
2088      OP_CRRANGE,        /* 104 These are different to the three sets above. */
2089      OP_CRMINRANGE,     /* 105 */
2090    
2091      OP_CRPOSSTAR,      /* 106 Possessified versions */
2092      OP_CRPOSPLUS,      /* 107 */
2093      OP_CRPOSQUERY,     /* 108 */
2094      OP_CRPOSRANGE,     /* 109 */
2095    
2096      /* End of quantifier opcodes */
2097    
2098      OP_CLASS,          /* 110 Match a character class, chars < 256 only */
2099      OP_NCLASS,         /* 111 Same, but the bitmap was created from a negative
2100                                  class - the difference is relevant only when a
2101                                  character > 255 is encountered. */
2102      OP_XCLASS,         /* 112 Extended class for handling > 255 chars within the
2103                                  class. This does both positive and negative. */
2104      OP_REF,            /* 113 Match a back reference, casefully */
2105      OP_REFI,           /* 114 Match a back reference, caselessly */
2106      OP_DNREF,          /* 115 Match a duplicate name backref, casefully */
2107      OP_DNREFI,         /* 116 Match a duplicate name backref, caselessly */
2108      OP_RECURSE,        /* 117 Match a numbered subpattern (possibly recursive) */
2109      OP_CALLOUT,        /* 118 Call out to external function if provided */
2110    
2111      OP_ALT,            /* 119 Start of alternation */
2112      OP_KET,            /* 120 End of group that doesn't have an unbounded repeat */
2113      OP_KETRMAX,        /* 121 These two must remain together and in this */
2114      OP_KETRMIN,        /* 122 order. They are for groups the repeat for ever. */
2115      OP_KETRPOS,        /* 123 Possessive unlimited repeat. */
2116    
2117      /* The assertions must come before BRA, CBRA, ONCE, and COND, and the four
2118      asserts must remain in order. */
2119    
2120      OP_REVERSE,        /* 124 Move pointer back - used in lookbehind assertions */
2121      OP_ASSERT,         /* 125 Positive lookahead */
2122      OP_ASSERT_NOT,     /* 126 Negative lookahead */
2123      OP_ASSERTBACK,     /* 127 Positive lookbehind */
2124      OP_ASSERTBACK_NOT, /* 128 Negative lookbehind */
2125    
2126      /* ONCE, ONCE_NC, BRA, BRAPOS, CBRA, CBRAPOS, and COND must come immediately
2127      after the assertions, with ONCE first, as there's a test for >= ONCE for a
2128      subpattern that isn't an assertion. The POS versions must immediately follow
2129      the non-POS versions in each case. */
2130    
2131      OP_ONCE,           /* 129 Atomic group, contains captures */
2132      OP_ONCE_NC,        /* 130 Atomic group containing no captures */
2133      OP_BRA,            /* 131 Start of non-capturing bracket */
2134      OP_BRAPOS,         /* 132 Ditto, with unlimited, possessive repeat */
2135      OP_CBRA,           /* 133 Start of capturing bracket */
2136      OP_CBRAPOS,        /* 134 Ditto, with unlimited, possessive repeat */
2137      OP_COND,           /* 135 Conditional group */
2138    
2139    OP_SBRA,           /* 97 Start of non-capturing bracket, check empty  */    /* These five must follow the previous five, in the same order. There's a
2140    OP_SCBRA,          /* 98 Start of capturing bracket, check empty */    check for >= SBRA to distinguish the two sets. */
   OP_SCOND,          /* 99 Conditional group, check empty */  
   
   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 */  
2141    
2142    OP_BRAZERO,        /* 103 These two must remain together and in this */    OP_SBRA,           /* 136 Start of non-capturing bracket, check empty  */
2143    OP_BRAMINZERO,     /* 104 order. */    OP_SBRAPOS,        /* 137 Ditto, with unlimited, possessive repeat */
2144      OP_SCBRA,          /* 138 Start of capturing bracket, check empty */
2145      OP_SCBRAPOS,       /* 139 Ditto, with unlimited, possessive repeat */
2146      OP_SCOND,          /* 140 Conditional group, check empty */
2147    
2148      /* The next two pairs must (respectively) be kept together. */
2149    
2150      OP_CREF,           /* 141 Used to hold a capture number as condition */
2151      OP_DNCREF,         /* 142 Used to point to duplicate names as a condition */
2152      OP_RREF,           /* 143 Used to hold a recursion number as condition */
2153      OP_DNRREF,         /* 144 Used to point to duplicate names as a condition */
2154      OP_DEF,            /* 145 The DEFINE condition */
2155    
2156      OP_BRAZERO,        /* 146 These two must remain together and in this */
2157      OP_BRAMINZERO,     /* 147 order. */
2158      OP_BRAPOSZERO,     /* 148 */
2159    
2160    /* These are backtracking control verbs */    /* These are backtracking control verbs */
2161    
2162    OP_PRUNE,          /* 105 */    OP_MARK,           /* 149 always has an argument */
2163    OP_SKIP,           /* 106 */    OP_PRUNE,          /* 150 */
2164    OP_THEN,           /* 107 */    OP_PRUNE_ARG,      /* 151 same, but with argument */
2165    OP_COMMIT,         /* 108 */    OP_SKIP,           /* 152 */
2166      OP_SKIP_ARG,       /* 153 same, but with argument */
2167      OP_THEN,           /* 154 */
2168      OP_THEN_ARG,       /* 155 same, but with argument */
2169      OP_COMMIT,         /* 156 */
2170    
2171    /* These are forced failure and success verbs */    /* These are forced failure and success verbs */
2172    
2173    OP_FAIL,           /* 109 */    OP_FAIL,           /* 157 */
2174    OP_ACCEPT,         /* 110 */    OP_ACCEPT,         /* 158 */
2175      OP_ASSERT_ACCEPT,  /* 159 Used inside assertions */
2176      OP_CLOSE,          /* 160 Used before OP_ACCEPT to close open captures */
2177    
2178    /* This is used to skip a subpattern with a {0} quantifier */    /* This is used to skip a subpattern with a {0} quantifier */
2179    
2180    OP_SKIPZERO        /* 111 */    OP_SKIPZERO,       /* 161 */
2181    
2182      /* This is not an opcode, but is used to check that tables indexed by opcode
2183      are the correct length, in order to catch updating errors - there have been
2184      some in the past. */
2185    
2186      OP_TABLE_LENGTH
2187  };  };
2188    
2189    /* *** NOTE NOTE NOTE *** Whenever the list above is updated, the two macro
2190    definitions that follow must also be updated to match. There are also tables
2191    called "opcode_possessify" in pcre_compile.c and "coptable" and "poptable" in
2192    pcre_dfa_exec.c that must be updated. */
2193    
2194    
2195  /* This macro defines textual names for all the opcodes. These are used only  /* This macro defines textual names for all the opcodes. These are used only
2196  for debugging. The macro is referenced only in pcre_printint.c. */  for debugging, and some of them are only partial names. The macro is referenced
2197    only in pcre_printint.c, which fills out the full names in many cases (and in
2198    some cases doesn't actually use these names at all). */
2199    
2200  #define OP_NAME_LIST \  #define OP_NAME_LIST \
2201    "End", "\\A", "\\G", "\\K", "\\B", "\\b", "\\D", "\\d",         \    "End", "\\A", "\\G", "\\K", "\\B", "\\b", "\\D", "\\d",         \
2202    "\\S", "\\s", "\\W", "\\w", "Any", "AllAny", "Anybyte",         \    "\\S", "\\s", "\\W", "\\w", "Any", "AllAny", "Anybyte",         \
2203    "notprop", "prop", "\\R", "\\H", "\\h", "\\V", "\\v",           \    "notprop", "prop", "\\R", "\\H", "\\h", "\\V", "\\v",           \
2204    "extuni",  "\\Z", "\\z",                                        \    "extuni",  "\\Z", "\\z",                                        \
2205    "Opt", "^", "$", "char", "charnc", "not",                       \    "$", "$", "^", "^", "char", "chari", "not", "noti",             \
2206    "*", "*?", "+", "+?", "?", "??", "{", "{", "{",                 \    "*", "*?", "+", "+?", "?", "??",                                \
2207      "{", "{", "{",                                                  \
2208    "*+","++", "?+", "{",                                           \    "*+","++", "?+", "{",                                           \
2209    "*", "*?", "+", "+?", "?", "??", "{", "{", "{",                 \    "*", "*?", "+", "+?", "?", "??",                                \
2210      "{", "{", "{",                                                  \
2211      "*+","++", "?+", "{",                                           \
2212      "*", "*?", "+", "+?", "?", "??",                                \
2213      "{", "{", "{",                                                  \
2214      "*+","++", "?+", "{",                                           \
2215      "*", "*?", "+", "+?", "?", "??",                                \
2216      "{", "{", "{",                                                  \
2217    "*+","++", "?+", "{",                                           \    "*+","++", "?+", "{",                                           \
2218    "*", "*?", "+", "+?", "?", "??", "{", "{", "{",                 \    "*", "*?", "+", "+?", "?", "??", "{", "{", "{",                 \
2219    "*+","++", "?+", "{",                                           \    "*+","++", "?+", "{",                                           \
2220    "*", "*?", "+", "+?", "?", "??", "{", "{",                      \    "*", "*?", "+", "+?", "?", "??", "{", "{",                      \
2221    "class", "nclass", "xclass", "Ref", "Recurse", "Callout",       \    "*+","++", "?+", "{",                                           \
2222    "Alt", "Ket", "KetRmax", "KetRmin", "Assert", "Assert not",     \    "class", "nclass", "xclass", "Ref", "Refi", "DnRef", "DnRefi",  \
2223    "AssertB", "AssertB not", "Reverse",                            \    "Recurse", "Callout",                                           \
2224    "Once", "Bra", "CBra", "Cond", "SBra", "SCBra", "SCond",        \    "Alt", "Ket", "KetRmax", "KetRmin", "KetRpos",                  \
2225    "Cond ref", "Cond rec", "Cond def", "Brazero", "Braminzero",    \    "Reverse", "Assert", "Assert not", "AssertB", "AssertB not",    \
2226    "*PRUNE", "*SKIP", "*THEN", "*COMMIT", "*FAIL", "*ACCEPT",      \    "Once", "Once_NC",                                              \
2227    "Skip zero"    "Bra", "BraPos", "CBra", "CBraPos",                             \
2228      "Cond",                                                         \
2229      "SBra", "SBraPos", "SCBra", "SCBraPos",                         \
2230      "SCond",                                                        \
2231      "Cond ref", "Cond dnref", "Cond rec", "Cond dnrec", "Cond def", \
2232      "Brazero", "Braminzero", "Braposzero",                          \
2233      "*MARK", "*PRUNE", "*PRUNE", "*SKIP", "*SKIP",                  \
2234      "*THEN", "*THEN", "*COMMIT", "*FAIL",                           \
2235      "*ACCEPT", "*ASSERT_ACCEPT",                                    \
2236      "Close", "Skip zero"
2237    
2238    
2239  /* This macro defines the length of fixed length operations in the compiled  /* This macro defines the length of fixed length operations in the compiled
# Line 1410  in UTF-8 mode. The code that uses this t Line 2250  in UTF-8 mode. The code that uses this t
2250    1, 1, 1, 1, 1,                 /* \A, \G, \K, \B, \b                     */ \    1, 1, 1, 1, 1,                 /* \A, \G, \K, \B, \b                     */ \
2251    1, 1, 1, 1, 1, 1,              /* \D, \d, \S, \s, \W, \w                 */ \    1, 1, 1, 1, 1, 1,              /* \D, \d, \S, \s, \W, \w                 */ \
2252    1, 1, 1,                       /* Any, AllAny, Anybyte                   */ \    1, 1, 1,                       /* Any, AllAny, Anybyte                   */ \
2253    3, 3, 1,                       /* NOTPROP, PROP, EXTUNI                  */ \    3, 3,                          /* \P, \p                                 */ \
2254    1, 1, 1, 1, 1,                 /* \R, \H, \h, \V, \v                     */ \    1, 1, 1, 1, 1,                 /* \R, \H, \h, \V, \v                     */ \
2255    1, 1, 2, 1, 1,                 /* \Z, \z, Opt, ^, $                      */ \    1,                             /* \X                                     */ \
2256      1, 1, 1, 1, 1, 1,              /* \Z, \z, $, $M ^, ^M                    */ \
2257    2,                             /* Char  - the minimum length             */ \    2,                             /* Char  - the minimum length             */ \
2258    2,                             /* Charnc  - the minimum length           */ \    2,                             /* Chari  - the minimum length            */ \
2259    2,                             /* not                                    */ \    2,                             /* not                                    */ \
2260    /* Positive single-char repeats                            ** These are  */ \    2,                             /* noti                                   */ \
2261    2, 2, 2, 2, 2, 2,              /* *, *?, +, +?, ?, ??      ** minima in  */ \    /* Positive single-char repeats                             ** These are */ \
2262    4, 4, 4,                       /* upto, minupto, exact     ** UTF-8 mode */ \    2, 2, 2, 2, 2, 2,              /* *, *?, +, +?, ?, ??       ** minima in */ \
2263    2, 2, 2, 4,                    /* *+, ++, ?+, upto+                      */ \    2+IMM2_SIZE, 2+IMM2_SIZE,      /* upto, minupto             ** mode      */ \
2264      2+IMM2_SIZE,                   /* exact                                  */ \
2265      2, 2, 2, 2+IMM2_SIZE,          /* *+, ++, ?+, upto+                      */ \
2266      2, 2, 2, 2, 2, 2,              /* *I, *?I, +I, +?I, ?I, ??I ** UTF-8     */ \
2267      2+IMM2_SIZE, 2+IMM2_SIZE,      /* upto I, minupto I                      */ \
2268      2+IMM2_SIZE,                   /* exact I                                */ \
2269      2, 2, 2, 2+IMM2_SIZE,          /* *+I, ++I, ?+I, upto+I                  */ \
2270    /* Negative single-char repeats - only for chars < 256                   */ \    /* Negative single-char repeats - only for chars < 256                   */ \
2271    2, 2, 2, 2, 2, 2,              /* NOT *, *?, +, +?, ?, ??                */ \    2, 2, 2, 2, 2, 2,              /* NOT *, *?, +, +?, ?, ??                */ \
2272    4, 4, 4,                       /* NOT upto, minupto, exact               */ \    2+IMM2_SIZE, 2+IMM2_SIZE,      /* NOT upto, minupto                      */ \
2273    2, 2, 2, 4,                    /* Possessive *, +, ?, upto               */ \    2+IMM2_SIZE,                   /* NOT exact                              */ \
2274      2, 2, 2, 2+IMM2_SIZE,          /* Possessive NOT *, +, ?, upto           */ \
2275      2, 2, 2, 2, 2, 2,              /* NOT *I, *?I, +I, +?I, ?I, ??I          */ \
2276      2+IMM2_SIZE, 2+IMM2_SIZE,      /* NOT upto I, minupto I                  */ \
2277      2+IMM2_SIZE,                   /* NOT exact I                            */ \
2278      2, 2, 2, 2+IMM2_SIZE,          /* Possessive NOT *I, +I, ?I, upto I      */ \
2279    /* Positive type repeats                                                 */ \    /* Positive type repeats                                                 */ \
2280    2, 2, 2, 2, 2, 2,              /* Type *, *?, +, +?, ?, ??               */ \    2, 2, 2, 2, 2, 2,              /* Type *, *?, +, +?, ?, ??               */ \
2281    4, 4, 4,                       /* Type upto, minupto, exact              */ \    2+IMM2_SIZE, 2+IMM2_SIZE,      /* Type upto, minupto                     */ \
2282    2, 2, 2, 4,                    /* Possessive *+, ++, ?+, upto+           */ \    2+IMM2_SIZE,                   /* Type exact                             */ \
2283      2, 2, 2, 2+IMM2_SIZE,          /* Possessive *+, ++, ?+, upto+           */ \
2284    /* Character class & ref repeats                                         */ \    /* Character class & ref repeats                                         */ \
2285    1, 1, 1, 1, 1, 1,              /* *, *?, +, +?, ?, ??                    */ \    1, 1, 1, 1, 1, 1,              /* *, *?, +, +?, ?, ??                    */ \
2286    5, 5,                          /* CRRANGE, CRMINRANGE                    */ \    1+2*IMM2_SIZE, 1+2*IMM2_SIZE,  /* CRRANGE, CRMINRANGE                    */ \
2287   33,                             /* CLASS                                  */ \    1, 1, 1, 1+2*IMM2_SIZE,        /* Possessive *+, ++, ?+, CRPOSRANGE      */ \
2288   33,                             /* NCLASS                                 */ \    1+(32/sizeof(pcre_uchar)),     /* CLASS                                  */ \
2289      1+(32/sizeof(pcre_uchar)),     /* NCLASS                                 */ \
2290    0,                             /* XCLASS - variable length               */ \    0,                             /* XCLASS - variable length               */ \
2291    3,                             /* REF                                    */ \    1+IMM2_SIZE,                   /* REF                                    */ \
2292      1+IMM2_SIZE,                   /* REFI                                   */ \
2293      1+2*IMM2_SIZE,                 /* DNREF                                  */ \
2294      1+2*IMM2_SIZE,                 /* DNREFI                                 */ \
2295    1+LINK_SIZE,                   /* RECURSE                                */ \    1+LINK_SIZE,                   /* RECURSE                                */ \
2296    2+2*LINK_SIZE,                 /* CALLOUT                                */ \    2+2*LINK_SIZE,                 /* CALLOUT                                */ \
2297    1+LINK_SIZE,                   /* Alt                                    */ \    1+LINK_SIZE,                   /* Alt                                    */ \
2298    1+LINK_SIZE,                   /* Ket                                    */ \    1+LINK_SIZE,                   /* Ket                                    */ \
2299    1+LINK_SIZE,                   /* KetRmax                                */ \    1+LINK_SIZE,                   /* KetRmax                                */ \
2300    1+LINK_SIZE,                   /* KetRmin                                */ \    1+LINK_SIZE,                   /* KetRmin                                */ \
2301      1+LINK_SIZE,                   /* KetRpos                                */ \
2302      1+LINK_SIZE,                   /* Reverse                                */ \
2303    1+LINK_SIZE,                   /* Assert                                 */ \    1+LINK_SIZE,                   /* Assert                                 */ \
2304    1+LINK_SIZE,                   /* Assert not                             */ \    1+LINK_SIZE,                   /* Assert not                             */ \
2305    1+LINK_SIZE,                   /* Assert behind                          */ \    1+LINK_SIZE,                   /* Assert behind                          */ \
2306    1+LINK_SIZE,                   /* Assert behind not                      */ \    1+LINK_SIZE,                   /* Assert behind not                      */ \
   1+LINK_SIZE,                   /* Reverse                                */ \  
2307    1+LINK_SIZE,                   /* ONCE                                   */ \    1+LINK_SIZE,                   /* ONCE                                   */ \
2308      1+LINK_SIZE,                   /* ONCE_NC                                */ \
2309    1+LINK_SIZE,                   /* BRA                                    */ \    1+LINK_SIZE,                   /* BRA                                    */ \
2310    3+LINK_SIZE,                   /* CBRA                                   */ \    1+LINK_SIZE,                   /* BRAPOS                                 */ \
2311      1+LINK_SIZE+IMM2_SIZE,         /* CBRA                                   */ \
2312      1+LINK_SIZE+IMM2_SIZE,         /* CBRAPOS                                */ \
2313    1+LINK_SIZE,                   /* COND                                   */ \    1+LINK_SIZE,                   /* COND                                   */ \
2314    1+LINK_SIZE,                   /* SBRA                                   */ \    1+LINK_SIZE,                   /* SBRA                                   */ \
2315    3+LINK_SIZE,                   /* SCBRA                                  */ \    1+LINK_SIZE,                   /* SBRAPOS                                */ \
2316      1+LINK_SIZE+IMM2_SIZE,         /* SCBRA                                  */ \
2317      1+LINK_SIZE+IMM2_SIZE,         /* SCBRAPOS                               */ \
2318    1+LINK_SIZE,                   /* SCOND                                  */ \    1+LINK_SIZE,                   /* SCOND                                  */ \
2319    3,                             /* CREF                                   */ \    1+IMM2_SIZE, 1+2*IMM2_SIZE,    /* CREF, DNCREF                           */ \
2320    3,                             /* RREF                                   */ \    1+IMM2_SIZE, 1+2*IMM2_SIZE,    /* RREF, DNRREF                           */ \
2321    1,                             /* DEF                                    */ \    1,                             /* DEF                                    */ \
2322    1, 1,                          /* BRAZERO, BRAMINZERO                    */ \    1, 1, 1,                       /* BRAZERO, BRAMINZERO, BRAPOSZERO        */ \
2323    1, 1, 1, 1,                    /* PRUNE, SKIP, THEN, COMMIT,             */ \    3, 1, 3,                       /* MARK, PRUNE, PRUNE_ARG                 */ \
2324    1, 1, 1                        /* FAIL, ACCEPT, SKIPZERO                 */    1, 3,                          /* SKIP, SKIP_ARG                         */ \
2325      1, 3,                          /* THEN, THEN_ARG                         */ \
2326      1, 1, 1, 1,                    /* COMMIT, FAIL, ACCEPT, ASSERT_ACCEPT    */ \
2327      1+IMM2_SIZE, 1                 /* CLOSE, SKIPZERO                        */
2328    
2329  /* A magic value for OP_RREF to indicate the "any recursion" condition. */  /* A magic value for OP_RREF to indicate the "any recursion" condition. */
2330    
2331  #define RREF_ANY  0xffff  #define RREF_ANY  0xffff
2332    
2333  /* Error code numbers. They are given names so that they can more easily be  /* Compile time error code numbers. They are given names so that they can more
2334  tracked. */  easily be tracked. When a new number is added, the table called eint in
2335    pcreposix.c must be updated. */
2336    
2337  enum { ERR0,  ERR1,  ERR2,  ERR3,  ERR4,  ERR5,  ERR6,  ERR7,  ERR8,  ERR9,  enum { ERR0,  ERR1,  ERR2,  ERR3,  ERR4,  ERR5,  ERR6,  ERR7,  ERR8,  ERR9,
2338         ERR10, ERR11, ERR12, ERR13, ERR14, ERR15, ERR16, ERR17, ERR18, ERR19,         ERR10, ERR11, ERR12, ERR13, ERR14, ERR15, ERR16, ERR17, ERR18, ERR19,
# Line 1474  enum { ERR0,  ERR1,  ERR2,  ERR3,  ERR4, Line 2340  enum { ERR0,  ERR1,  ERR2,  ERR3,  ERR4,
2340         ERR30, ERR31, ERR32, ERR33, ERR34, ERR35, ERR36, ERR37, ERR38, ERR39,         ERR30, ERR31, ERR32, ERR33, ERR34, ERR35, ERR36, ERR37, ERR38, ERR39,
2341         ERR40, ERR41, ERR42, ERR43, ERR44, ERR45, ERR46, ERR47, ERR48, ERR49,         ERR40, ERR41, ERR42, ERR43, ERR44, ERR45, ERR46, ERR47, ERR48, ERR49,
2342         ERR50, ERR51, ERR52, ERR53, ERR54, ERR55, ERR56, ERR57, ERR58, ERR59,         ERR50, ERR51, ERR52, ERR53, ERR54, ERR55, ERR56, ERR57, ERR58, ERR59,
2343         ERR60, ERR61, ERR62, ERR63, ERR64 };         ERR60, ERR61, ERR62, ERR63, ERR64, ERR65, ERR66, ERR67, ERR68, ERR69,
2344           ERR70, ERR71, ERR72, ERR73, ERR74, ERR75, ERR76, ERR77, ERR78, ERR79,
2345           ERR80, ERR81, ERR82, ERR83, ERR84, ERRCOUNT };
2346    
2347    /* JIT compiling modes. The function list is indexed by them. */
2348    
2349    enum { JIT_COMPILE, JIT_PARTIAL_SOFT_COMPILE, JIT_PARTIAL_HARD_COMPILE,
2350           JIT_NUMBER_OF_COMPILE_MODES };
2351    
2352  /* The real format of the start of the pcre block; the index of names and the  /* The real format of the start of the pcre block; the index of names and the
2353  code vector run on as long as necessary after the end. We store an explicit  code vector run on as long as necessary after the end. We store an explicit
2354  offset to the name table so that if a regex is compiled on one host, saved, and  offset to the name table so that if a regex is compiled on one host, saved, and
2355  then run on another where the size of pointers is different, all might still  then run on another where the size of pointers is different, all might still
2356  be well. For the case of compiled-on-4 and run-on-8, we include an extra  be well.
2357  pointer that is always NULL. For future-proofing, a few dummy fields were  
2358  originally included - even though you can never get this planning right - but  The size of the structure must be a multiple of 8 bytes. For the case of
2359  there is only one left now.  compiled-on-4 and run-on-8, we include an extra pointer that is always NULL so
2360    that there are an even number of pointers which therefore are a multiple of 8
2361  NOTE NOTE NOTE:  bytes.
2362  Because people can now save and re-use compiled patterns, any additions to this  
2363  structure should be made at the end, and something earlier (e.g. a new  It is necessary to fork the struct for the 32 bit library, since it needs to
2364  flag in the options or one of the dummy fields) should indicate that the new  use pcre_uint32 for first_char and req_char. We can't put an ifdef inside the
2365  fields are present. Currently PCRE always sets the dummy fields to zero.  typedef because pcretest needs access to the struct of the 8-, 16- and 32-bit
2366  NOTE NOTE NOTE:  variants.
2367    
2368    *** WARNING ***
2369    When new fields are added to these structures, remember to adjust the code in
2370    pcre_byte_order.c that is concerned with swapping the byte order of the fields
2371    when a compiled regex is reloaded on a host with different endianness.
2372    *** WARNING ***
2373    There is also similar byte-flipping code in pcretest.c, which is used for
2374    testing the byte-flipping features. It must also be kept in step.
2375    *** WARNING ***
2376  */  */
2377    
2378  typedef struct real_pcre {  typedef struct real_pcre8_or_16 {
2379    pcre_uint32 magic_number;    pcre_uint32 magic_number;
2380    pcre_uint32 size;               /* Total that was malloced */    pcre_uint32 size;               /* Total that was malloced */
2381    pcre_uint32 options;            /* Public options */    pcre_uint32 options;            /* Public options */
2382    pcre_uint16 flags;              /* Private flags */    pcre_uint32 flags;              /* Private flags */
2383    pcre_uint16 dummy1;             /* For future use */    pcre_uint32 limit_match;        /* Limit set from regex */
2384    pcre_uint16 top_bracket;    pcre_uint32 limit_recursion;    /* Limit set from regex */
2385    pcre_uint16 top_backref;    pcre_uint16 first_char;         /* Starting character */
2386    pcre_uint16 first_byte;    pcre_uint16 req_char;           /* This character must be seen */
2387    pcre_uint16 req_byte;    pcre_uint16 max_lookbehind;     /* Longest lookbehind (characters) */
2388      pcre_uint16 top_bracket;        /* Highest numbered group */
2389      pcre_uint16 top_backref;        /* Highest numbered back reference */
2390    pcre_uint16 name_table_offset;  /* Offset to name table that follows */    pcre_uint16 name_table_offset;  /* Offset to name table that follows */
2391    pcre_uint16 name_entry_size;    /* Size of any name items */    pcre_uint16 name_entry_size;    /* Size of any name items */
2392    pcre_uint16 name_count;         /* Number of name items */    pcre_uint16 name_count;         /* Number of name items */
2393    pcre_uint16 ref_count;          /* Reference count */    pcre_uint16 ref_count;          /* Reference count */
2394      pcre_uint16 dummy1;             /* To ensure size is a multiple of 8 */
2395      pcre_uint16 dummy2;             /* To ensure size is a multiple of 8 */
2396      pcre_uint16 dummy3;             /* To ensure size is a multiple of 8 */
2397      const pcre_uint8 *tables;       /* Pointer to tables or NULL for std */
2398      void             *nullpad;      /* NULL padding */
2399    } real_pcre8_or_16;
2400    
2401    const unsigned char *tables;    /* Pointer to tables or NULL for std */  typedef struct real_pcre8_or_16 real_pcre;
2402    const unsigned char *nullpad;   /* NULL padding */  typedef struct real_pcre8_or_16 real_pcre16;
2403  } real_pcre;  
2404    typedef struct real_pcre32 {
2405      pcre_uint32 magic_number;
2406      pcre_uint32 size;               /* Total that was malloced */
2407      pcre_uint32 options;            /* Public options */
2408      pcre_uint32 flags;              /* Private flags */
2409      pcre_uint32 limit_match;        /* Limit set from regex */
2410      pcre_uint32 limit_recursion;    /* Limit set from regex */
2411      pcre_uint32 first_char;         /* Starting character */
2412      pcre_uint32 req_char;           /* This character must be seen */
2413      pcre_uint16 max_lookbehind;     /* Longest lookbehind (characters) */
2414      pcre_uint16 top_bracket;        /* Highest numbered group */
2415      pcre_uint16 top_backref;        /* Highest numbered back reference */
2416      pcre_uint16 name_table_offset;  /* Offset to name table that follows */
2417      pcre_uint16 name_entry_size;    /* Size of any name items */
2418      pcre_uint16 name_count;         /* Number of name items */
2419      pcre_uint16 ref_count;          /* Reference count */
2420      pcre_uint16 dummy;              /* To ensure size is a multiple of 8 */
2421      const pcre_uint8 *tables;       /* Pointer to tables or NULL for std */
2422      void             *nullpad;      /* NULL padding */
2423    } real_pcre32;
2424    
2425    #if defined COMPILE_PCRE8
2426    #define REAL_PCRE real_pcre
2427    #elif defined COMPILE_PCRE16
2428    #define REAL_PCRE real_pcre16
2429    #elif defined COMPILE_PCRE32
2430    #define REAL_PCRE real_pcre32
2431    #endif
2432    
2433    /* Assert that the size of REAL_PCRE is divisible by 8 */
2434    typedef int __assert_real_pcre_size_divisible_8[(sizeof(REAL_PCRE) % 8) == 0 ? 1 : -1];
2435    
2436    /* Needed in pcretest to access some fields in the real_pcre* structures
2437     * directly. They're unified for 8/16/32 bits since the structs only differ
2438     * after these fields; if that ever changes, need to fork those defines into
2439     * 8/16 and 32 bit versions. */
2440    #define REAL_PCRE_MAGIC(re)     (((REAL_PCRE*)re)->magic_number)
2441    #define REAL_PCRE_SIZE(re)      (((REAL_PCRE*)re)->size)
2442    #define REAL_PCRE_OPTIONS(re)   (((REAL_PCRE*)re)->options)
2443    #define REAL_PCRE_FLAGS(re)     (((REAL_PCRE*)re)->flags)
2444    
2445  /* The format of the block used to store data from pcre_study(). The same  /* The format of the block used to store data from pcre_study(). The same
2446  remark (see NOTE above) about extending this structure applies. */  remark (see NOTE above) about extending this structure applies. */
2447    
2448  typedef struct pcre_study_data {  typedef struct pcre_study_data {
2449    pcre_uint32 size;               /* Total that was malloced */    pcre_uint32 size;               /* Total that was malloced */
2450    pcre_uint32 options;    pcre_uint32 flags;              /* Private flags */
2451    uschar start_bits[32];    pcre_uint8 start_bits[32];      /* Starting char bits */
2452      pcre_uint32 minlength;          /* Minimum subject length */
2453  } pcre_study_data;  } pcre_study_data;
2454    
2455    /* Structure for building a chain of open capturing subpatterns during
2456    compiling, so that instructions to close them can be compiled when (*ACCEPT) is
2457    encountered. This is also used to identify subpatterns that contain recursive
2458    back references to themselves, so that they can be made atomic. */
2459    
2460    typedef struct open_capitem {
2461      struct open_capitem *next;    /* Chain link */
2462      pcre_uint16 number;           /* Capture number */
2463      pcre_uint16 flag;             /* Set TRUE if recursive back ref */
2464    } open_capitem;
2465    
2466    /* Structure for building a list of named groups during the first pass of
2467    compiling. */
2468    
2469    typedef struct named_group {
2470      const pcre_uchar  *name;          /* Points to the name in the pattern */
2471      int                length;        /* Length of the name */
2472      pcre_uint32        number;        /* Group number */
2473    } named_group;
2474    
2475  /* Structure for passing "static" information around between the functions  /* Structure for passing "static" information around between the functions
2476  doing the compiling, so that they are thread-safe. */  doing the compiling, so that they are thread-safe. */
2477    
2478  typedef struct compile_data {  typedef struct compile_data {
2479    const uschar *lcc;            /* Points to lower casing table */    const pcre_uint8 *lcc;            /* Points to lower casing table */
2480    const uschar *fcc;            /* Points to case-flipping table */    const pcre_uint8 *fcc;            /* Points to case-flipping table */
2481    const uschar *cbits;          /* Points to character type table */    const pcre_uint8 *cbits;          /* Points to character type table */
2482    const uschar *ctypes;         /* Points to table of type maps */    const pcre_uint8 *ctypes;         /* Points to table of type maps */
2483    const uschar *start_workspace;/* The start of working space */    const pcre_uchar *start_workspace;/* The start of working space */
2484    const uschar *start_code;     /* The start of the compiled code */    const pcre_uchar *start_code;     /* The start of the compiled code */
2485    const uschar *start_pattern;  /* The start of the pattern */    const pcre_uchar *start_pattern;  /* The start of the pattern */
2486    const uschar *end_pattern;    /* The end of the pattern */    const pcre_uchar *end_pattern;    /* The end of the pattern */
2487    uschar *hwm;                  /* High watermark of workspace */    pcre_uchar *hwm;                  /* High watermark of workspace */
2488    uschar *name_table;           /* The name/number table */    open_capitem *open_caps;          /* Chain of open capture items */
2489    int  names_found;             /* Number of entries so far */    named_group *named_groups;        /* Points to vector in pre-compile */
2490    int  name_entry_size;         /* Size of each entry */    pcre_uchar *name_table;           /* The name/number table */
2491    int  bracount;                /* Count of capturing parens as we compile */    int  names_found;                 /* Number of entries so far */
2492    int  final_bracount;          /* Saved value after first pass */    int  name_entry_size;             /* Size of each entry */
2493    int  top_backref;             /* Maximum back reference */    int  named_group_list_size;       /* Number of entries in the list */
2494    unsigned int backref_map;     /* Bitmap of low back refs */    int  workspace_size;              /* Size of workspace */
2495    int  external_options;        /* External (initial) options */    unsigned int bracount;            /* Count of capturing parens as we compile */
2496    int  external_flags;          /* External flag bits to be set */    int  final_bracount;              /* Saved value after first pass */
2497    int  req_varyopt;             /* "After variable item" flag for reqbyte */    int  max_lookbehind;              /* Maximum lookbehind (characters) */
2498    BOOL had_accept;              /* (*ACCEPT) encountered */    int  top_backref;                 /* Maximum back reference */
2499    int  nltype;                  /* Newline type */    unsigned int backref_map;         /* Bitmap of low back refs */
2500    int  nllen;                   /* Newline string length */    unsigned int namedrefcount;       /* Number of backreferences by name */
2501    uschar nl[4];                 /* Newline string when fixed length */    int  parens_depth;                /* Depth of nested parentheses */
2502      int  assert_depth;                /* Depth of nested assertions */
2503      pcre_uint32 external_options;     /* External (initial) options */
2504      pcre_uint32 external_flags;       /* External flag bits to be set */
2505      int  req_varyopt;                 /* "After variable item" flag for reqbyte */
2506      BOOL had_accept;                  /* (*ACCEPT) encountered */
2507      BOOL had_pruneorskip;             /* (*PRUNE) or (*SKIP) encountered */
2508      BOOL check_lookbehind;            /* Lookbehinds need later checking */
2509      BOOL dupnames;                    /* Duplicate names exist */
2510      int  nltype;                      /* Newline type */
2511      int  nllen;                       /* Newline string length */
2512      pcre_uchar nl[4];                 /* Newline string when fixed length */
2513  } compile_data;  } compile_data;
2514    
2515  /* Structure for maintaining a chain of pointers to the currently incomplete  /* Structure for maintaining a chain of pointers to the currently incomplete
2516  branches, for testing for left recursion. */  branches, for testing for left recursion while compiling. */
2517    
2518  typedef struct branch_chain {  typedef struct branch_chain {
2519    struct branch_chain *outer;    struct branch_chain *outer;
2520    uschar *current;    pcre_uchar *current_branch;
2521  } branch_chain;  } branch_chain;
2522    
2523  /* Structure for items in a linked list that represents an explicit recursive  /* Structure for items in a linked list that represents an explicit recursive
2524  call within the pattern. */  call within the pattern; used by pcre_exec(). */
2525    
2526  typedef struct recursion_info {  typedef struct recursion_info {
2527    struct recursion_info *prevrec; /* Previous recursion record (or NULL) */    struct recursion_info *prevrec; /* Previous recursion record (or NULL) */
2528    int group_num;                /* Number of group that was called */    unsigned int group_num;         /* Number of group that was called */
2529    const uschar *after_call;     /* "Return value": points after the call in the expr */    int *offset_save;               /* Pointer to start of saved offsets */
2530    USPTR save_start;             /* Old value of mstart */    int saved_max;                  /* Number of saved offsets */
2531    int *offset_save;             /* Pointer to start of saved offsets */    int saved_capture_last;         /* Last capture number */
2532    int saved_max;                /* Number of saved offsets */    PCRE_PUCHAR subject_position;   /* Position at start of recursion */
2533  } recursion_info;  } recursion_info;
2534    
2535    /* A similar structure for pcre_dfa_exec(). */
2536    
2537    typedef struct dfa_recursion_info {
2538      struct dfa_recursion_info *prevrec;
2539      int group_num;
2540      PCRE_PUCHAR subject_position;
2541    } dfa_recursion_info;
2542    
2543  /* Structure for building a chain of data for holding the values of the subject  /* Structure for building a chain of data for holding the values of the subject
2544  pointer at the start of each subpattern, so as to detect when an empty string  pointer at the start of each subpattern, so as to detect when an empty string
2545  has been matched by a subpattern - to break infinite loops. */  has been matched by a subpattern - to break infinite loops; used by
2546    pcre_exec(). */
2547    
2548  typedef struct eptrblock {  typedef struct eptrblock {
2549    struct eptrblock *epb_prev;    struct eptrblock *epb_prev;
2550    USPTR epb_saved_eptr;    PCRE_PUCHAR epb_saved_eptr;
2551  } eptrblock;  } eptrblock;
2552    
2553    
# Line 1587  typedef struct match_data { Line 2558  typedef struct match_data {
2558    unsigned long int match_call_count;      /* As it says */    unsigned long int match_call_count;      /* As it says */
2559    unsigned long int match_limit;           /* As it says */    unsigned long int match_limit;           /* As it says */
2560    unsigned long int match_limit_recursion; /* As it says */    unsigned long int match_limit_recursion; /* As it says */
2561    int   *offset_vector;         /* Offset vector */    int   *offset_vector;           /* Offset vector */
2562    int    offset_end;            /* One past the end */    int    offset_end;              /* One past the end */
2563    int    offset_max;            /* The maximum usable for return data */    int    offset_max;              /* The maximum usable for return data */
2564    int    nltype;                /* Newline type */    int    nltype;                  /* Newline type */
2565    int    nllen;                 /* Newline string length */    int    nllen;                   /* Newline string length */
2566    uschar nl[4];                 /* Newline string when fixed */    int    name_count;              /* Number of names in name table */
2567    const uschar *lcc;            /* Points to lower casing table */    int    name_entry_size;         /* Size of entry in names table */
2568    const uschar *ctypes;         /* Points to table of type maps */    unsigned int skip_arg_count;    /* For counting SKIP_ARGs */
2569    BOOL   offset_overflow;       /* Set if too many extractions */    unsigned int ignore_skip_arg;   /* For re-run when SKIP arg name not found */
2570    BOOL   notbol;                /* NOTBOL flag */    pcre_uchar *name_table;         /* Table of names */
2571    BOOL   noteol;                /* NOTEOL flag */    pcre_uchar nl[4];               /* Newline string when fixed */
2572    BOOL   utf8;                  /* UTF8 flag */    const  pcre_uint8 *lcc;         /* Points to lower casing table */
2573    BOOL   jscript_compat;        /* JAVASCRIPT_COMPAT flag */    const  pcre_uint8 *fcc;         /* Points to case-flipping table */
2574    BOOL   endonly;               /* Dollar not before final \n */    const  pcre_uint8 *ctypes;      /* Points to table of type maps */
2575    BOOL   notempty;              /* Empty string match not wanted */    BOOL   notbol;                  /* NOTBOL flag */
2576    BOOL   notempty_atstart;      /* Empty string match at start not wanted */    BOOL   noteol;                  /* NOTEOL flag */
2577    BOOL   hitend;                /* Hit the end of the subject at some point */    BOOL   utf;                     /* UTF-8 / UTF-16 flag */
2578    BOOL   bsr_anycrlf;           /* \R is just any CRLF, not full Unicode */    BOOL   jscript_compat;          /* JAVASCRIPT_COMPAT flag */
2579    const uschar *start_code;     /* For use when recursing */    BOOL   use_ucp;                 /* PCRE_UCP flag */
2580    USPTR  start_subject;         /* Start of the subject string */    BOOL   endonly;                 /* Dollar not before final \n */
2581    USPTR  end_subject;           /* End of the subject string */    BOOL   notempty;                /* Empty string match not wanted */
2582    USPTR  start_match_ptr;       /* Start of matched string */    BOOL   notempty_atstart;        /* Empty string match at start not wanted */
2583    USPTR  end_match_ptr;         /* Subject position at end match */    BOOL   hitend;                  /* Hit the end of the subject at some point */
2584    USPTR  start_used_ptr;        /* Earliest consulted character */    BOOL   bsr_anycrlf;             /* \R is just any CRLF, not full Unicode */
2585    int    partial;               /* PARTIAL options */    BOOL   hasthen;                 /* Pattern contains (*THEN) */
2586    int    end_offset_top;        /* Highwater mark at end of match */    const  pcre_uchar *start_code;  /* For use when recursing */
2587    int    capture_last;          /* Most recent capture number */    PCRE_PUCHAR start_subject;      /* Start of the subject string */
2588    int    start_offset;          /* The start offset value */    PCRE_PUCHAR end_subject;        /* End of the subject string */
2589    eptrblock *eptrchain;         /* Chain of eptrblocks for tail recursions */    PCRE_PUCHAR start_match_ptr;    /* Start of matched string */
2590    int    eptrn;                 /* Next free eptrblock */    PCRE_PUCHAR end_match_ptr;      /* Subject position at end match */
2591    recursion_info *recursive;    /* Linked list of recursion data */    PCRE_PUCHAR start_used_ptr;     /* Earliest consulted character */
2592    void  *callout_data;          /* To pass back to callouts */    int    partial;                 /* PARTIAL options */
2593      int    end_offset_top;          /* Highwater mark at end of match */
2594      pcre_int32 capture_last;        /* Most recent capture number + overflow flag */
2595      int    start_offset;            /* The start offset value */
2596      int    match_function_type;     /* Set for certain special calls of MATCH() */
2597      eptrblock *eptrchain;           /* Chain of eptrblocks for tail recursions */
2598      int    eptrn;                   /* Next free eptrblock */
2599      recursion_info *recursive;      /* Linked list of recursion data */
2600      void  *callout_data;            /* To pass back to callouts */
2601      const  pcre_uchar *mark;        /* Mark pointer to pass back on success */
2602      const  pcre_uchar *nomatch_mark;/* Mark pointer to pass back on failure */
2603      const  pcre_uchar *once_target; /* Where to back up to for atomic groups */
2604    #ifdef NO_RECURSE
2605      void  *match_frames_base;       /* For remembering malloc'd frames */
2606    #endif
2607  } match_data;  } match_data;
2608    
2609  /* A similar structure is used for the same purpose by the DFA matching  /* A similar structure is used for the same purpose by the DFA matching
2610  functions. */  functions. */
2611    
2612  typedef struct dfa_match_data {  typedef struct dfa_match_data {
2613    const uschar *start_code;     /* Start of the compiled pattern */    const pcre_uchar *start_code;     /* Start of the compiled pattern */
2614    const uschar *start_subject;  /* Start of the subject string */    const pcre_uchar *start_subject ; /* Start of the subject string */
2615    const uschar *end_subject;    /* End of subject string */    const pcre_uchar *end_subject;    /* End of subject string */
2616    const uschar *start_used_ptr; /* Earliest consulted character */    const pcre_uchar *start_used_ptr; /* Earliest consulted character */
2617    const uschar *tables;         /* Character tables */    const pcre_uint8 *tables;         /* Character tables */
2618    int   start_offset;           /* The start offset value */    int   start_offset;               /* The start offset value */
2619    int   moptions;               /* Match options */    int   moptions;                   /* Match options */
2620    int   poptions;               /* Pattern options */    int   poptions;                   /* Pattern options */
2621    int    nltype;                /* Newline type */    int   nltype;                     /* Newline type */
2622    int    nllen;                 /* Newline string length */    int   nllen;                      /* Newline string length */
2623    uschar nl[4];                 /* Newline string when fixed */    pcre_uchar nl[4];                 /* Newline string when fixed */
2624    void  *callout_data;          /* To pass back to callouts */    void *callout_data;               /* To pass back to callouts */
2625      dfa_recursion_info *recursive;    /* Linked list of recursion data */
2626  } dfa_match_data;  } dfa_match_data;
2627    
2628  /* Bit definitions for entries in the pcre_ctypes table. */  /* Bit definitions for entries in the pcre_ctypes table. */
# Line 1672  total length. */ Line 2658  total length. */
2658  #define ctypes_offset (cbits_offset + cbit_length)  #define ctypes_offset (cbits_offset + cbit_length)
2659  #define tables_length (ctypes_offset + 256)  #define tables_length (ctypes_offset + 256)
2660    
2661    /* Internal function and data prefixes. */
2662    
2663    #if defined COMPILE_PCRE8
2664    #ifndef PUBL
2665    #define PUBL(name) pcre_##name
2666    #endif
2667    #ifndef PRIV
2668    #define PRIV(name) _pcre_##name
2669    #endif
2670    #elif defined COMPILE_PCRE16
2671    #ifndef PUBL
2672    #define PUBL(name) pcre16_##name
2673    #endif
2674    #ifndef PRIV
2675    #define PRIV(name) _pcre16_##name
2676    #endif
2677    #elif defined COMPILE_PCRE32
2678    #ifndef PUBL
2679    #define PUBL(name) pcre32_##name
2680    #endif
2681    #ifndef PRIV
2682    #define PRIV(name) _pcre32_##name
2683    #endif
2684    #else
2685    #error Unsupported compiling mode
2686    #endif /* COMPILE_PCRE[8|16|32] */
2687    
2688  /* Layout of the UCP type table that translates property names into types and  /* Layout of the UCP type table that translates property names into types and
2689  codes. Each entry used to point directly to a name, but to reduce the number of  codes. Each entry used to point directly to a name, but to reduce the number of
2690  relocations in shared libraries, it now has an offset into a single string  relocations in shared libraries, it now has an offset into a single string
# Line 1689  of the exported public functions. They h Line 2702  of the exported public functions. They h
2702  but are not part of the PCRE public API. The data for these tables is in the  but are not part of the PCRE public API. The data for these tables is in the
2703  pcre_tables.c module. */  pcre_tables.c module. */
2704    
2705  extern const int    _pcre_utf8_table1[];  #ifdef COMPILE_PCRE8
2706  extern const int    _pcre_utf8_table2[];  extern const int            PRIV(utf8_table1)[];
2707  extern const int    _pcre_utf8_table3[];  extern const int            PRIV(utf8_table1_size);
2708  extern const uschar _pcre_utf8_table4[];  extern const int            PRIV(utf8_table2)[];
2709    extern const int            PRIV(utf8_table3)[];
2710  extern const int    _pcre_utf8_table1_size;  extern const pcre_uint8     PRIV(utf8_table4)[];
2711    #endif /* COMPILE_PCRE8 */
2712    
2713    extern const char           PRIV(utt_names)[];
2714    extern const ucp_type_table PRIV(utt)[];
2715    extern const int            PRIV(utt_size);
2716    
2717  extern const char   _pcre_utt_names[];  extern const pcre_uint8     PRIV(OP_lengths)[];
2718  extern const ucp_type_table _pcre_utt[];  extern const pcre_uint8     PRIV(default_tables)[];
 extern const int _pcre_utt_size;  
2719    
2720  extern const uschar _pcre_default_tables[];  extern const pcre_uint32    PRIV(hspace_list)[];
2721    extern const pcre_uint32    PRIV(vspace_list)[];
 extern const uschar _pcre_OP_lengths[];  
2722    
2723    
2724  /* Internal shared functions. These are functions that are used by more than  /* Internal shared functions. These are functions that are used by more than
2725  one of the exported public functions. They have to be "external" in the C  one of the exported public functions. They have to be "external" in the C
2726  sense, but are not part of the PCRE public API. */  sense, but are not part of the PCRE public API. */
2727    
2728  extern BOOL         _pcre_is_newline(const uschar *, int, const uschar *,  /* String comparison functions. */
2729                        int *, BOOL);  #if defined COMPILE_PCRE8
 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 *);  
2730    
2731    #define STRCMP_UC_UC(str1, str2) \
2732      strcmp((char *)(str1), (char *)(str2))
2733    #define STRCMP_UC_C8(str1, str2) \
2734      strcmp((char *)(str1), (str2))
2735    #define STRNCMP_UC_UC(str1, str2, num) \
2736      strncmp((char *)(str1), (char *)(str2), (num))
2737    #define STRNCMP_UC_C8(str1, str2, num) \
2738      strncmp((char *)(str1), (str2), (num))
2739    #define STRLEN_UC(str) strlen((const char *)str)
2740    
2741    #elif defined COMPILE_PCRE16 || defined COMPILE_PCRE32
2742    
2743    extern int               PRIV(strcmp_uc_uc)(const pcre_uchar *,
2744                               const pcre_uchar *);
2745    extern int               PRIV(strcmp_uc_c8)(const pcre_uchar *,
2746                               const char *);
2747    extern int               PRIV(strncmp_uc_uc)(const pcre_uchar *,
2748                               const pcre_uchar *, unsigned int num);
2749    extern int               PRIV(strncmp_uc_c8)(const pcre_uchar *,
2750                               const char *, unsigned int num);
2751    extern unsigned int      PRIV(strlen_uc)(const pcre_uchar *str);
2752    
2753    #define STRCMP_UC_UC(str1, str2) \
2754      PRIV(strcmp_uc_uc)((str1), (str2))
2755    #define STRCMP_UC_C8(str1, str2) \
2756      PRIV(strcmp_uc_c8)((str1), (str2))
2757    #define STRNCMP_UC_UC(str1, str2, num) \
2758      PRIV(strncmp_uc_uc)((str1), (str2), (num))
2759    #define STRNCMP_UC_C8(str1, str2, num) \
2760      PRIV(strncmp_uc_c8)((str1), (str2), (num))
2761    #define STRLEN_UC(str) PRIV(strlen_uc)(str)
2762    
2763    #endif /* COMPILE_PCRE[8|16|32] */
2764    
2765    #if defined COMPILE_PCRE8 || defined COMPILE_PCRE16
2766    
2767    #define STRCMP_UC_UC_TEST(str1, str2) STRCMP_UC_UC(str1, str2)
2768    #define STRCMP_UC_C8_TEST(str1, str2) STRCMP_UC_C8(str1, str2)
2769    
2770    #elif defined COMPILE_PCRE32
2771    
2772    extern int               PRIV(strcmp_uc_uc_utf)(const pcre_uchar *,
2773                               const pcre_uchar *);
2774    extern int               PRIV(strcmp_uc_c8_utf)(const pcre_uchar *,
2775                               const char *);
2776    
2777    #define STRCMP_UC_UC_TEST(str1, str2) \
2778      (utf ? PRIV(strcmp_uc_uc_utf)((str1), (str2)) : PRIV(strcmp_uc_uc)((str1), (str2)))
2779    #define STRCMP_UC_C8_TEST(str1, str2) \
2780      (utf ? PRIV(strcmp_uc_c8_utf)((str1), (str2)) : PRIV(strcmp_uc_c8)((str1), (str2)))
2781    
2782    #endif /* COMPILE_PCRE[8|16|32] */
2783    
2784    extern const pcre_uchar *PRIV(find_bracket)(const pcre_uchar *, BOOL, int);
2785    extern BOOL              PRIV(is_newline)(PCRE_PUCHAR, int, PCRE_PUCHAR,
2786                               int *, BOOL);
2787    extern unsigned int      PRIV(ord2utf)(pcre_uint32, pcre_uchar *);
2788    extern int               PRIV(valid_utf)(PCRE_PUCHAR, int, int *);
2789    extern BOOL              PRIV(was_newline)(PCRE_PUCHAR, int, PCRE_PUCHAR,
2790                               int *, BOOL);
2791    extern BOOL              PRIV(xclass)(pcre_uint32, const pcre_uchar *, BOOL);
2792    
2793    #ifdef SUPPORT_JIT
2794    extern void              PRIV(jit_compile)(const REAL_PCRE *,
2795                               PUBL(extra) *, int);
2796    extern int               PRIV(jit_exec)(const PUBL(extra) *,
2797                               const pcre_uchar *, int, int, int, int *, int);
2798    extern void              PRIV(jit_free)(void *);
2799    extern int               PRIV(jit_get_size)(void *);
2800    extern const char*       PRIV(jit_get_target)(void);
2801    #endif
2802    
2803  /* Unicode character database (UCD) */  /* Unicode character database (UCD) */
2804    
2805  typedef struct {  typedef struct {
2806    uschar script;    pcre_uint8 script;     /* ucp_Arabic, etc. */
2807    uschar chartype;    pcre_uint8 chartype;   /* ucp_Cc, etc. (general categories) */
2808    pcre_int32 other_case;    pcre_uint8 gbprop;     /* ucp_gbControl, etc. (grapheme break property) */
2809      pcre_uint8 caseset;    /* offset to multichar other cases or zero */
2810      pcre_int32 other_case; /* offset to other case, or zero if none */
2811  } ucd_record;  } ucd_record;
2812    
2813  extern const ucd_record  _pcre_ucd_records[];  extern const pcre_uint32 PRIV(ucd_caseless_sets)[];
2814  extern const uschar      _pcre_ucd_stage1[];  extern const ucd_record  PRIV(ucd_records)[];
2815  extern const pcre_uint16 _pcre_ucd_stage2[];  extern const pcre_uint8  PRIV(ucd_stage1)[];
2816  extern const int         _pcre_ucp_gentype[];  extern const pcre_uint16 PRIV(ucd_stage2)[];
2817    extern const pcre_uint32 PRIV(ucp_gentype)[];
2818    extern const pcre_uint32 PRIV(ucp_gbtable)[];
2819    #ifdef SUPPORT_JIT
2820    extern const int         PRIV(ucp_typerange)[];
2821    #endif
2822    
2823    #ifdef SUPPORT_UCP
2824  /* UCD access macros */  /* UCD access macros */
2825    
2826  #define UCD_BLOCK_SIZE 128  #define UCD_BLOCK_SIZE 128
2827  #define GET_UCD(ch) (_pcre_ucd_records + \  #define GET_UCD(ch) (PRIV(ucd_records) + \
2828          _pcre_ucd_stage2[_pcre_ucd_stage1[(ch) / UCD_BLOCK_SIZE] * \          PRIV(ucd_stage2)[PRIV(ucd_stage1)[(int)(ch) / UCD_BLOCK_SIZE] * \
2829          UCD_BLOCK_SIZE + ch % UCD_BLOCK_SIZE])          UCD_BLOCK_SIZE + (int)(ch) % UCD_BLOCK_SIZE])
2830    
2831  #define UCD_CHARTYPE(ch)  GET_UCD(ch)->chartype  #define UCD_CHARTYPE(ch)    GET_UCD(ch)->chartype
2832  #define UCD_SCRIPT(ch)    GET_UCD(ch)->script  #define UCD_SCRIPT(ch)      GET_UCD(ch)->script
2833  #define UCD_CATEGORY(ch)  _pcre_ucp_gentype[UCD_CHARTYPE(ch)]  #define UCD_CATEGORY(ch)    PRIV(ucp_gentype)[UCD_CHARTYPE(ch)]
2834  #define UCD_OTHERCASE(ch) (ch + GET_UCD(ch)->other_case)  #define UCD_GRAPHBREAK(ch)  GET_UCD(ch)->gbprop
2835    #define UCD_CASESET(ch)     GET_UCD(ch)->caseset
2836    #define UCD_OTHERCASE(ch)   ((pcre_uint32)((int)ch + (int)(GET_UCD(ch)->other_case)))
2837    
2838    #endif /* SUPPORT_UCP */
2839    
2840  #endif  #endif
2841    

Legend:
Removed from v.442  
changed lines
  Added in v.1414

  ViewVC Help
Powered by ViewVC 1.1.5