/[pcre]/code/trunk/pcre_internal.h
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revision 723 by ph10, Sat Oct 8 15:55:23 2011 UTC revision 1083 by chpe, Tue Oct 16 15:55:24 2012 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) 1997-2011 University of Cambridge             Copyright (c) 1997-2012 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
# Line 51  functions whose names all begin with "_p Line 52  functions whose names all begin with "_p
52  #define PCRE_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. */
56  script prevents both being selected, but not everybody uses "configure". */  #if !defined COMPILE_PCRE16 && ! defined COMPILE_PCRE32
57    #define COMPILE_PCRE8
 #if defined EBCDIC && defined SUPPORT_UTF8  
 #error The use of both EBCDIC and SUPPORT_UTF8 is not supported.  
58  #endif  #endif
59    
60  /* If SUPPORT_UCP is defined, SUPPORT_UTF8 must also be defined. The  /* If SUPPORT_UCP is defined, SUPPORT_UTF must also be defined. The
61  "configure" script ensures this, but not everybody uses "configure". */  "configure" script ensures this, but not everybody uses "configure". */
62    
63  #if defined SUPPORT_UCP && !defined SUPPORT_UTF8  #if defined SUPPORT_UCP && !(defined SUPPORT_UTF)
64    #define SUPPORT_UTF 1
65    #endif
66    
67    /* We define SUPPORT_UTF if SUPPORT_UTF8 is enabled for compatibility
68    reasons with existing code. */
69    
70    #if defined SUPPORT_UTF8 && !(defined SUPPORT_UTF)
71    #define SUPPORT_UTF 1
72    #endif
73    
74    /* Fixme: SUPPORT_UTF8 should be eventually disappear from the code.
75    Until then we define it if SUPPORT_UTF is defined. */
76    
77    #if defined SUPPORT_UTF && !(defined SUPPORT_UTF8)
78  #define SUPPORT_UTF8 1  #define SUPPORT_UTF8 1
79  #endif  #endif
80    
81    /* We do not support both EBCDIC and UTF-8/16/32 at the same time. The "configure"
82    script prevents both being selected, but not everybody uses "configure". */
83    
84    #if defined EBCDIC && defined SUPPORT_UTF
85    #error The use of both EBCDIC and SUPPORT_UTF is not supported.
86    #endif
87    
88  /* 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
89  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
90  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 158  set, we ensure here that it has no effec Line 178  set, we ensure here that it has no effec
178  #define PCRE_CALL_CONVENTION  #define PCRE_CALL_CONVENTION
179  #endif  #endif
180    
181  /* 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
182  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
183  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
184  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
185  preprocessor time in standard C environments. */  preprocessor time in standard C environments. */
186    
187    typedef unsigned char pcre_uint8;
188    
189  #if USHRT_MAX == 65535  #if USHRT_MAX == 65535
190    typedef unsigned short pcre_uint16;    typedef unsigned short pcre_uint16;
191    typedef short pcre_int16;    typedef short pcre_int16;
# Line 206  by "configure". */ Line 228  by "configure". */
228    
229  /* All character handling must be done as unsigned characters. Otherwise there  /* All character handling must be done as unsigned characters. Otherwise there
230  are problems with top-bit-set characters and functions such as isspace().  are problems with top-bit-set characters and functions such as isspace().
231  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 *,
232  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
233  to save lots of typing. I tried "uchar", but it causes problems on Digital  called pcre_uchar.
234  Unix, where it is defined in sys/types, so use "uschar" instead. */  
235    The IN_UCHARS macro multiply its argument with the byte size of the current
236    pcre_uchar type. Useful for memcpy and such operations, whose require the
237    byte size of their input/output buffers.
238    
239    The MAX_255 macro checks whether its pcre_uchar input is less than 256.
240    
241    The TABLE_GET macro is designed for accessing elements of tables whose contain
242    exactly 256 items. When the character is able to contain more than 256
243    items, some check is needed before accessing these tables.
244    */
245    
246    #if defined COMPILE_PCRE8
247    
248    typedef unsigned char pcre_uchar;
249    #define IN_UCHARS(x) (x)
250    #define MAX_255(c) 1
251    #define TABLE_GET(c, table, default) ((table)[c])
252    
253  typedef unsigned char uschar;  #elif defined COMPILE_PCRE16
254    
255    #if USHRT_MAX != 65535
256    /* This is a warning message. Change PCRE_UCHAR16 to a 16 bit data type in
257    pcre.h(.in) and disable (comment out) this message. */
258    #error Warning: PCRE_UCHAR16 is not a 16 bit data type.
259    #endif
260    
261    typedef pcre_uint16 pcre_uchar;
262    #define UCHAR_SHIFT (1)
263    #define IN_UCHARS(x) ((x) << UCHAR_SHIFT)
264    #define MAX_255(c) ((c) <= 255u)
265    #define TABLE_GET(c, table, default) (MAX_255(c)? ((table)[c]):(default))
266    
267    #elif defined COMPILE_PCRE32
268    
269    typedef pcre_uint32 pcre_uchar;
270    #define UCHAR_SHIFT (2)
271    #define IN_UCHARS(x) ((x) << UCHAR_SHIFT)
272    #define MAX_255(c) ((c) <= 255u)
273    #define TABLE_GET(c, table, default) (MAX_255(c)? ((table)[c]):(default))
274    
275    /* Assert that pcre_uchar32 is a 32-bit type */
276    typedef int __assert_pcre_uchar32_size[sizeof(pcre_uchar) == 4 ? 1 : -1];
277    
278    #else
279    #error Unsupported compiling mode
280    #endif /* COMPILE_PCRE[8|16|32] */
281    
282  /* 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
283  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 234  start/end of string field names are. */ Line 300  start/end of string field names are. */
300  #define IS_NEWLINE(p) \  #define IS_NEWLINE(p) \
301    ((NLBLOCK->nltype != NLTYPE_FIXED)? \    ((NLBLOCK->nltype != NLTYPE_FIXED)? \
302      ((p) < NLBLOCK->PSEND && \      ((p) < NLBLOCK->PSEND && \
303       _pcre_is_newline((p), NLBLOCK->nltype, NLBLOCK->PSEND, &(NLBLOCK->nllen),\       PRIV(is_newline)((p), NLBLOCK->nltype, NLBLOCK->PSEND, \
304         utf8)) \         &(NLBLOCK->nllen), utf)) \
305      : \      : \
306      ((p) <= NLBLOCK->PSEND - NLBLOCK->nllen && \      ((p) <= NLBLOCK->PSEND - NLBLOCK->nllen && \
307       (p)[0] == NLBLOCK->nl[0] && \       (p)[0] == NLBLOCK->nl[0] && \
# Line 248  start/end of string field names are. */ Line 314  start/end of string field names are. */
314  #define WAS_NEWLINE(p) \  #define WAS_NEWLINE(p) \
315    ((NLBLOCK->nltype != NLTYPE_FIXED)? \    ((NLBLOCK->nltype != NLTYPE_FIXED)? \
316      ((p) > NLBLOCK->PSSTART && \      ((p) > NLBLOCK->PSSTART && \
317       _pcre_was_newline((p), NLBLOCK->nltype, NLBLOCK->PSSTART, \       PRIV(was_newline)((p), NLBLOCK->nltype, NLBLOCK->PSSTART, \
318         &(NLBLOCK->nllen), utf8)) \         &(NLBLOCK->nllen), utf)) \
319      : \      : \
320      ((p) >= NLBLOCK->PSSTART + NLBLOCK->nllen && \      ((p) >= NLBLOCK->PSSTART + NLBLOCK->nllen && \
321       (p)[-NLBLOCK->nllen] == NLBLOCK->nl[0] && \       (p)[-NLBLOCK->nllen] == NLBLOCK->nl[0] && \
# Line 267  used for the external interface and appe Line 333  used for the external interface and appe
333  must begin with PCRE_. */  must begin with PCRE_. */
334    
335  #ifdef CUSTOM_SUBJECT_PTR  #ifdef CUSTOM_SUBJECT_PTR
336  #define PCRE_SPTR CUSTOM_SUBJECT_PTR  #define PCRE_PUCHAR CUSTOM_SUBJECT_PTR
 #define USPTR CUSTOM_SUBJECT_PTR  
337  #else  #else
338  #define PCRE_SPTR const char *  #define PCRE_PUCHAR const pcre_uchar *
 #define USPTR const unsigned char *  
339  #endif  #endif
340    
   
   
341  /* Include the public PCRE header and the definitions of UCP character property  /* Include the public PCRE header and the definitions of UCP character property
342  values. */  values. */
343    
# Line 343  The macros are controlled by the value o Line 405  The macros are controlled by the value o
405  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
406  is automated on Unix systems via the "configure" command. */  is automated on Unix systems via the "configure" command. */
407    
408    #if defined COMPILE_PCRE8
409    
410  #if LINK_SIZE == 2  #if LINK_SIZE == 2
411    
412  #define PUT(a,n,d)   \  #define PUT(a,n,d)   \
# Line 379  is automated on Unix systems via the "co Line 443  is automated on Unix systems via the "co
443  #define GET(a,n) \  #define GET(a,n) \
444    (((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])
445    
446  #define MAX_PATTERN_SIZE (1 << 30)   /* Keep it positive */  /* Keep it positive */
447    #define MAX_PATTERN_SIZE (1 << 30)
448    
449    #else
450    #error LINK_SIZE must be either 2, 3, or 4
451    #endif
452    
453    #elif defined COMPILE_PCRE16
454    
455    #if LINK_SIZE == 2
456    
457    /* Redefine LINK_SIZE as a multiple of sizeof(pcre_uchar) */
458    #undef LINK_SIZE
459    #define LINK_SIZE 1
460    
461    #define PUT(a,n,d)   \
462      (a[n] = (d))
463    
464    #define GET(a,n) \
465      (a[n])
466    
467    #define MAX_PATTERN_SIZE (1 << 16)
468    
469    #elif LINK_SIZE == 3 || LINK_SIZE == 4
470    
471    /* Redefine LINK_SIZE as a multiple of sizeof(pcre_uchar) */
472    #undef LINK_SIZE
473    #define LINK_SIZE 2
474    
475    #define PUT(a,n,d)   \
476      (a[n] = (d) >> 16), \
477      (a[(n)+1] = (d) & 65535)
478    
479    #define GET(a,n) \
480      (((a)[n] << 16) | (a)[(n)+1])
481    
482    /* Keep it positive */
483    #define MAX_PATTERN_SIZE (1 << 30)
484    
485  #else  #else
486  #error LINK_SIZE must be either 2, 3, or 4  #error LINK_SIZE must be either 2, 3, or 4
487  #endif  #endif
488    
489    #elif defined COMPILE_PCRE32
490    
491    /* Only supported LINK_SIZE is 4 */
492    /* Redefine LINK_SIZE as a multiple of sizeof(pcre_uchar) */
493    #undef LINK_SIZE
494    #define LINK_SIZE 1
495    
496    #define PUT(a,n,d)   \
497      (a[n] = (d))
498    
499    #define GET(a,n) \
500      (a[n])
501    
502    /* Keep it positive */
503    #define MAX_PATTERN_SIZE (1 << 30)
504    
505    #else
506    #error Unsupported compiling mode
507    #endif /* COMPILE_PCRE[8|16|32] */
508    
509  /* Convenience macro defined in terms of the others */  /* Convenience macro defined in terms of the others */
510    
# Line 396  is automated on Unix systems via the "co Line 515  is automated on Unix systems via the "co
515  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
516  capturing parenthesis numbers in back references. */  capturing parenthesis numbers in back references. */
517    
518    #if defined COMPILE_PCRE8
519    
520    #define IMM2_SIZE 2
521    
522  #define PUT2(a,n,d)   \  #define PUT2(a,n,d)   \
523    a[n] = (d) >> 8; \    a[n] = (d) >> 8; \
524    a[(n)+1] = (d) & 255    a[(n)+1] = (d) & 255
# Line 403  capturing parenthesis numbers in back re Line 526  capturing parenthesis numbers in back re
526  #define GET2(a,n) \  #define GET2(a,n) \
527    (((a)[n] << 8) | (a)[(n)+1])    (((a)[n] << 8) | (a)[(n)+1])
528    
529  #define PUT2INC(a,n,d)  PUT2(a,n,d), a += 2  #elif defined COMPILE_PCRE16
530    
531    #define IMM2_SIZE 1
532    
533  /* When UTF-8 encoding is being used, a character is no longer just a single  #define PUT2(a,n,d)   \
534  byte. The macros for character handling generate simple sequences when used in     a[n] = d
535  byte-mode, and more complicated ones for UTF-8 characters. GETCHARLENTEST is  
536  not used when UTF-8 is not supported, so it is not defined, and BACKCHAR should  #define GET2(a,n) \
537  never be called in byte mode. To make sure they can never even appear when     a[n]
538  UTF-8 support is omitted, we don't even define them. */  
539    #elif defined COMPILE_PCRE32
540    
541    #define IMM2_SIZE 1
542    
543  #ifndef SUPPORT_UTF8  #define PUT2(a,n,d)   \
544       a[n] = d
545    
546    #define GET2(a,n) \
547       a[n]
548    
549    #else
550    #error Unsupported compiling mode
551    #endif /* COMPILE_PCRE[8|16|32] */
552    
553    #define PUT2INC(a,n,d)  PUT2(a,n,d), a += IMM2_SIZE
554    
555    /* The maximum length of a MARK name is currently one data unit; it may be
556    changed in future to be a fixed number of bytes or to depend on LINK_SIZE. */
557    
558    #if defined COMPILE_PCRE16 || defined COMPILE_PCRE32
559    #define MAX_MARK ((1u << 16) - 1)
560    #else
561    #define MAX_MARK ((1u << 8) - 1)
562    #endif
563    
564    /* When UTF encoding is being used, a character is no longer just a single
565    byte. The macros for character handling generate simple sequences when used in
566    character-mode, and more complicated ones for UTF characters. GETCHARLENTEST
567    and other macros are not used when UTF is not supported, so they are not
568    defined. To make sure they can never even appear when UTF support is omitted,
569    we don't even define them. */
570    
571    #ifndef SUPPORT_UTF
572    
573    /* #define MAX_VALUE_FOR_SINGLE_CHAR */
574    /* #define HAS_EXTRALEN(c) */
575    /* #define GET_EXTRALEN(c) */
576    /* #define NOT_FIRSTCHAR(c) */
577  #define GETCHAR(c, eptr) c = *eptr;  #define GETCHAR(c, eptr) c = *eptr;
578  #define GETCHARTEST(c, eptr) c = *eptr;  #define GETCHARTEST(c, eptr) c = *eptr;
579  #define GETCHARINC(c, eptr) c = *eptr++;  #define GETCHARINC(c, eptr) c = *eptr++;
# Line 421  UTF-8 support is omitted, we don't even Line 581  UTF-8 support is omitted, we don't even
581  #define GETCHARLEN(c, eptr, len) c = *eptr;  #define GETCHARLEN(c, eptr, len) c = *eptr;
582  /* #define GETCHARLENTEST(c, eptr, len) */  /* #define GETCHARLENTEST(c, eptr, len) */
583  /* #define BACKCHAR(eptr) */  /* #define BACKCHAR(eptr) */
584    /* #define FORWARDCHAR(eptr) */
585    /* #define ACROSSCHAR(condition, eptr, action) */
586    
587  #else   /* SUPPORT_UTF8 */  #else   /* SUPPORT_UTF */
588    
589    #if defined COMPILE_PCRE8
590    
591  /* These macros were originally written in the form of loops that used data  /* These macros were originally written in the form of loops that used data
592  from the tables whose names start with _pcre_utf8_table. They were rewritten by  from the tables whose names start with PRIV(utf8_table). They were rewritten by
593  a user so as not to use loops, because in some environments this gives a  a user so as not to use loops, because in some environments this gives a
594  significant performance advantage, and it seems never to do any harm. */  significant performance advantage, and it seems never to do any harm. */
595    
596    /* Tells the biggest code point which can be encoded as a single character. */
597    
598    #define MAX_VALUE_FOR_SINGLE_CHAR 127
599    
600    /* Tests whether the code point needs extra characters to decode. */
601    
602    #define HAS_EXTRALEN(c) ((c) >= 0xc0)
603    
604    /* Returns with the additional number of characters if IS_MULTICHAR(c) is TRUE.
605    Otherwise it has an undefined behaviour. */
606    
607    #define GET_EXTRALEN(c) (PRIV(utf8_table4)[(c) & 0x3f])
608    
609    /* Returns TRUE, if the given character is not the first character
610    of a UTF sequence. */
611    
612    #define NOT_FIRSTCHAR(c) (((c) & 0xc0) == 0x80)
613    
614  /* Base macro to pick up the remaining bytes of a UTF-8 character, not  /* Base macro to pick up the remaining bytes of a UTF-8 character, not
615  advancing the pointer. */  advancing the pointer. */
616    
# Line 463  pointer. */ Line 645  pointer. */
645    
646  #define GETCHARTEST(c, eptr) \  #define GETCHARTEST(c, eptr) \
647    c = *eptr; \    c = *eptr; \
648    if (utf8 && c >= 0xc0) GETUTF8(c, eptr);    if (utf && c >= 0xc0) GETUTF8(c, eptr);
649    
650  /* Base macro to pick up the remaining bytes of a UTF-8 character, advancing  /* Base macro to pick up the remaining bytes of a UTF-8 character, advancing
651  the pointer. */  the pointer. */
# Line 511  This is called when we don't know if we Line 693  This is called when we don't know if we
693    
694  #define GETCHARINCTEST(c, eptr) \  #define GETCHARINCTEST(c, eptr) \
695    c = *eptr++; \    c = *eptr++; \
696    if (utf8 && c >= 0xc0) GETUTF8INC(c, eptr);    if (utf && c >= 0xc0) GETUTF8INC(c, eptr);
697    
698  /* Base macro to pick up the remaining bytes of a UTF-8 character, not  /* Base macro to pick up the remaining bytes of a UTF-8 character, not
699  advancing the pointer, incrementing the length. */  advancing the pointer, incrementing the length. */
# Line 563  do not know if we are in UTF-8 mode. */ Line 745  do not know if we are in UTF-8 mode. */
745    
746  #define GETCHARLENTEST(c, eptr, len) \  #define GETCHARLENTEST(c, eptr, len) \
747    c = *eptr; \    c = *eptr; \
748    if (utf8 && c >= 0xc0) GETUTF8LEN(c, eptr, len);    if (utf && c >= 0xc0) GETUTF8LEN(c, eptr, len);
749    
750  /* 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
751  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 571  because almost all calls are already wit Line 753  because almost all calls are already wit
753    
754  #define BACKCHAR(eptr) while((*eptr & 0xc0) == 0x80) eptr--  #define BACKCHAR(eptr) while((*eptr & 0xc0) == 0x80) eptr--
755    
756  #endif  /* SUPPORT_UTF8 */  /* Same as above, just in the other direction. */
757    #define FORWARDCHAR(eptr) while((*eptr & 0xc0) == 0x80) eptr++
758    
759    /* Same as above, but it allows a fully customizable form. */
760    #define ACROSSCHAR(condition, eptr, action) \
761      while((condition) && ((eptr) & 0xc0) == 0x80) action
762    
763  /* In case there is no definition of offsetof() provided - though any proper  #elif defined COMPILE_PCRE16
764  Standard C system should have one. */  
765    /* Tells the biggest code point which can be encoded as a single character. */
766    
767    #define MAX_VALUE_FOR_SINGLE_CHAR 65535
768    
769    /* Tests whether the code point needs extra characters to decode. */
770    
771    #define HAS_EXTRALEN(c) (((c) & 0xfc00) == 0xd800)
772    
773    /* Returns with the additional number of characters if IS_MULTICHAR(c) is TRUE.
774    Otherwise it has an undefined behaviour. */
775    
776    #define GET_EXTRALEN(c) 1
777    
778    /* Returns TRUE, if the given character is not the first character
779    of a UTF sequence. */
780    
781    #define NOT_FIRSTCHAR(c) (((c) & 0xfc00) == 0xdc00)
782    
783    /* Base macro to pick up the low surrogate of a UTF-16 character, not
784    advancing the pointer. */
785    
786    #define GETUTF16(c, eptr) \
787       { c = (((c & 0x3ff) << 10) | (eptr[1] & 0x3ff)) + 0x10000; }
788    
789    /* Get the next UTF-16 character, not advancing the pointer. This is called when
790    we know we are in UTF-16 mode. */
791    
792    #define GETCHAR(c, eptr) \
793      c = *eptr; \
794      if ((c & 0xfc00) == 0xd800) GETUTF16(c, eptr);
795    
796    /* Get the next UTF-16 character, testing for UTF-16 mode, and not advancing the
797    pointer. */
798    
799    #define GETCHARTEST(c, eptr) \
800      c = *eptr; \
801      if (utf && (c & 0xfc00) == 0xd800) GETUTF16(c, eptr);
802    
803    /* Base macro to pick up the low surrogate of a UTF-16 character, advancing
804    the pointer. */
805    
806    #define GETUTF16INC(c, eptr) \
807       { c = (((c & 0x3ff) << 10) | (*eptr++ & 0x3ff)) + 0x10000; }
808    
809    /* Get the next UTF-16 character, advancing the pointer. This is called when we
810    know we are in UTF-16 mode. */
811    
812    #define GETCHARINC(c, eptr) \
813      c = *eptr++; \
814      if ((c & 0xfc00) == 0xd800) GETUTF16INC(c, eptr);
815    
816    /* Get the next character, testing for UTF-16 mode, and advancing the pointer.
817    This is called when we don't know if we are in UTF-16 mode. */
818    
819    #define GETCHARINCTEST(c, eptr) \
820      c = *eptr++; \
821      if (utf && (c & 0xfc00) == 0xd800) GETUTF16INC(c, eptr);
822    
823    /* Base macro to pick up the low surrogate of a UTF-16 character, not
824    advancing the pointer, incrementing the length. */
825    
826    #define GETUTF16LEN(c, eptr, len) \
827       { c = (((c & 0x3ff) << 10) | (eptr[1] & 0x3ff)) + 0x10000; len++; }
828    
829    /* Get the next UTF-16 character, not advancing the pointer, incrementing
830    length if there is a low surrogate. This is called when we know we are in
831    UTF-16 mode. */
832    
833    #define GETCHARLEN(c, eptr, len) \
834      c = *eptr; \
835      if ((c & 0xfc00) == 0xd800) GETUTF16LEN(c, eptr, len);
836    
837    /* Get the next UTF-816character, testing for UTF-16 mode, not advancing the
838    pointer, incrementing length if there is a low surrogate. This is called when
839    we do not know if we are in UTF-16 mode. */
840    
841    #define GETCHARLENTEST(c, eptr, len) \
842      c = *eptr; \
843      if (utf && (c & 0xfc00) == 0xd800) GETUTF16LEN(c, eptr, len);
844    
845    /* If the pointer is not at the start of a character, move it back until
846    it is. This is called only in UTF-16 mode - we don't put a test within the
847    macro because almost all calls are already within a block of UTF-16 only
848    code. */
849    
850    #define BACKCHAR(eptr) if ((*eptr & 0xfc00) == 0xdc00) eptr--
851    
852    /* Same as above, just in the other direction. */
853    #define FORWARDCHAR(eptr) if ((*eptr & 0xfc00) == 0xdc00) eptr++
854    
855    /* Same as above, but it allows a fully customizable form. */
856    #define ACROSSCHAR(condition, eptr, action) \
857      if ((condition) && ((eptr) & 0xfc00) == 0xdc00) action
858    
859    #elif defined COMPILE_PCRE32
860    
861    /* These are unnecessary for the 32-bit library */
862    #undef MAX_VALUE_FOR_SINGLE_CHAR
863    #undef HAS_EXTRALEN
864    #undef GET_EXTRALEN
865    #undef NOT_FIRSTCHAR
866    
867    #define UTF32_MASK (0x1ffffful)
868    
869    /* Get the next UTF-32 character, not advancing the pointer. This is called when
870    we know we are in UTF-32 mode. */
871    
872    #define GETCHAR(c, eptr) \
873      c = (*eptr) & UTF32_MASK;
874    
875    /* Get the next UTF-32 character, testing for UTF-32 mode, and not advancing the
876    pointer. */
877    
878    #define GETCHARTEST(c, eptr) \
879      c = *eptr; \
880      if (utf) c &= UTF32_MASK;
881    
882    /* Get the next UTF-32 character, advancing the pointer. This is called when we
883    know we are in UTF-32 mode. */
884    
885    #define GETCHARINC(c, eptr) \
886      c = (*eptr++) & UTF32_MASK;
887    
888    /* Get the next character, testing for UTF-32 mode, and advancing the pointer.
889    This is called when we don't know if we are in UTF-32 mode. */
890    
891    #define GETCHARINCTEST(c, eptr) \
892      c = *eptr++; \
893      if (utf) c &= UTF32_MASK;
894    
895    /* Get the next UTF-32 character, not advancing the pointer, not incrementing
896    length (since all UTF-32 is of length 1). This is called when we know we are in
897    UTF-32 mode. */
898    
899    #define GETCHARLEN(c, eptr, len) \
900      GETCHAR(c, eptr)
901    
902    /* Get the next UTF-32character, testing for UTF-32 mode, not advancing the
903    pointer, not incrementing the length (since all UTF-32 is of length 1).
904    This is called when we do not know if we are in UTF-32 mode. */
905    
906    #define GETCHARLENTEST(c, eptr, len) \
907      GETCHARTEST(c, eptr)
908    
909    /* If the pointer is not at the start of a character, move it back until
910    it is. This is called only in UTF-32 mode - we don't put a test within the
911    macro because almost all calls are already within a block of UTF-32 only
912    code. */
913    
914    #define BACKCHAR(eptr) do { } while (0)
915    
916    /* Same as above, just in the other direction. */
917    #define FORWARDCHAR(eptr) do { } while (0)
918    
919    /* Same as above, but it allows a fully customizable form. */
920    #define ACROSSCHAR(condition, eptr, action) do { } while (0)
921    
922    #else
923    #error Unsupported compiling mode
924    #endif /* COMPILE_PCRE[8|16|32] */
925    
926    #endif  /* SUPPORT_UTF */
927    
928    /* Tests for Unicode horizontal and vertical whitespace characters must check a
929    number of different values. Using a switch statement for this generates the
930    fastest code (no loop, no memory access), and there are several places in the
931    interpreter code where this happens. In order to ensure that all the case lists
932    remain in step, we use macros so that there is only one place where the lists
933    are defined.
934    
935    These values are also required as lists in pcre_compile.c when processing \h,
936    \H, \v and \V in a character class. The lists are defined in pcre_tables.c, but
937    macros that define the values are here so that all the definitions are
938    together. The lists must be in ascending character order, terminated by
939    NOTACHAR (which is 0xffffffff).
940    
941    Any changes should ensure that the various macros are kept in step with each
942    other. NOTE: The values also appear in pcre_jit_compile.c. */
943    
944    /* ------ ASCII/Unicode environments ------ */
945    
946    #ifndef EBCDIC
947    
948    #define HSPACE_LIST \
949      CHAR_HT, CHAR_SPACE, 0xa0, \
950      0x1680, 0x180e, 0x2000, 0x2001, 0x2002, 0x2003, 0x2004, 0x2005, \
951      0x2006, 0x2007, 0x2008, 0x2009, 0x200A, 0x202f, 0x205f, 0x3000, \
952      NOTACHAR
953    
954    #define HSPACE_MULTIBYTE_CASES \
955      case 0x1680:  /* OGHAM SPACE MARK */ \
956      case 0x180e:  /* MONGOLIAN VOWEL SEPARATOR */ \
957      case 0x2000:  /* EN QUAD */ \
958      case 0x2001:  /* EM QUAD */ \
959      case 0x2002:  /* EN SPACE */ \
960      case 0x2003:  /* EM SPACE */ \
961      case 0x2004:  /* THREE-PER-EM SPACE */ \
962      case 0x2005:  /* FOUR-PER-EM SPACE */ \
963      case 0x2006:  /* SIX-PER-EM SPACE */ \
964      case 0x2007:  /* FIGURE SPACE */ \
965      case 0x2008:  /* PUNCTUATION SPACE */ \
966      case 0x2009:  /* THIN SPACE */ \
967      case 0x200A:  /* HAIR SPACE */ \
968      case 0x202f:  /* NARROW NO-BREAK SPACE */ \
969      case 0x205f:  /* MEDIUM MATHEMATICAL SPACE */ \
970      case 0x3000   /* IDEOGRAPHIC SPACE */
971    
972    #define HSPACE_BYTE_CASES \
973      case CHAR_HT: \
974      case CHAR_SPACE: \
975      case 0xa0     /* NBSP */
976    
977    #define HSPACE_CASES \
978      HSPACE_BYTE_CASES: \
979      HSPACE_MULTIBYTE_CASES
980    
981    #define VSPACE_LIST \
982      CHAR_LF, CHAR_VT, CHAR_FF, CHAR_CR, CHAR_NEL, 0x2028, 0x2029, NOTACHAR
983    
984    #define VSPACE_MULTIBYTE_CASES \
985      case 0x2028:    /* LINE SEPARATOR */ \
986      case 0x2029     /* PARAGRAPH SEPARATOR */
987    
988    #define VSPACE_BYTE_CASES \
989      case CHAR_LF: \
990      case CHAR_VT: \
991      case CHAR_FF: \
992      case CHAR_CR: \
993      case CHAR_NEL
994    
995    #define VSPACE_CASES \
996      VSPACE_BYTE_CASES: \
997      VSPACE_MULTIBYTE_CASES
998    
999    /* ------ EBCDIC environments ------ */
1000    
1001    #else
1002    #define HSPACE_LIST CHAR_HT, CHAR_SPACE
1003    
1004    #define HSPACE_BYTE_CASES \
1005      case CHAR_HT: \
1006      case CHAR_SPACE
1007    
1008    #define HSPACE_CASES HSPACE_BYTE_CASES
1009    
1010    #ifdef EBCDIC_NL25
1011    #define VSPACE_LIST \
1012      CHAR_VT, CHAR_FF, CHAR_CR, CHAR_NEL, CHAR_LF, NOTACHAR
1013    #else
1014    #define VSPACE_LIST \
1015      CHAR_VT, CHAR_FF, CHAR_CR, CHAR_LF, CHAR_NEL, NOTACHAR
1016    #endif
1017    
1018    #define VSPACE_BYTE_CASES \
1019      case CHAR_LF: \
1020      case CHAR_VT: \
1021      case CHAR_FF: \
1022      case CHAR_CR: \
1023      case CHAR_NEL
1024    
1025    #define VSPACE_CASES VSPACE_BYTE_CASES
1026    #endif  /* EBCDIC */
1027    
1028    /* ------ End of whitespace macros ------ */
1029    
 #ifndef offsetof  
 #define offsetof(p_type,field) ((size_t)&(((p_type *)0)->field))  
 #endif  
1030    
1031    
1032  /* Private flags containing information about the compiled regex. They used to  /* Private flags containing information about the compiled regex. They used to
# Line 588  are in a 16-bit flags word. From release Line 1035  are in a 16-bit flags word. From release
1035  the restrictions on partial matching have been lifted. It remains for backwards  the restrictions on partial matching have been lifted. It remains for backwards
1036  compatibility. */  compatibility. */
1037    
1038  #define PCRE_NOPARTIAL     0x0001  /* can't use partial with this regex */  #define PCRE_MODE8         0x0001  /* compiled in 8 bit mode */
1039  #define PCRE_FIRSTSET      0x0002  /* first_byte is set */  #define PCRE_MODE16        0x0002  /* compiled in 16 bit mode */
1040  #define PCRE_REQCHSET      0x0004  /* req_byte is set */  #define PCRE_MODE32        0x0004  /* compiled in 32 bit mode */
1041  #define PCRE_STARTLINE     0x0008  /* start after \n for multiline */  #define PCRE_FIRSTSET      0x0010  /* first_char is set */
1042  #define PCRE_JCHANGED      0x0010  /* j option used in regex */  #define PCRE_FCH_CASELESS  0x0020  /* caseless first char */
1043  #define PCRE_HASCRORLF     0x0020  /* explicit \r or \n in pattern */  #define PCRE_REQCHSET      0x0040  /* req_byte is set */
1044  #define PCRE_HASTHEN       0x0040  /* pattern contains (*THEN) */  #define PCRE_RCH_CASELESS  0x0080  /* caseless requested char */
1045    #define PCRE_STARTLINE     0x0100  /* start after \n for multiline */
1046    #define PCRE_NOPARTIAL     0x0200  /* can't use partial with this regex */
1047    #define PCRE_JCHANGED      0x0400  /* j option used in regex */
1048    #define PCRE_HASCRORLF     0x0800  /* explicit \r or \n in pattern */
1049    #define PCRE_HASTHEN       0x1000  /* pattern contains (*THEN) */
1050    
1051    #if defined COMPILE_PCRE8
1052    #define PCRE_MODE          PCRE_MODE8
1053    #elif defined COMPILE_PCRE16
1054    #define PCRE_MODE          PCRE_MODE16
1055    #elif defined COMPILE_PCRE32
1056    #define PCRE_MODE          PCRE_MODE32
1057    #endif
1058    #define PCRE_MODE_MASK     (PCRE_MODE8 | PCRE_MODE16 | PCRE_MODE32)
1059    
1060  /* Flags for the "extra" block produced by pcre_study(). */  /* Flags for the "extra" block produced by pcre_study(). */
1061    
# Line 626  time, run time, or study time, respectiv Line 1087  time, run time, or study time, respectiv
1087     PCRE_NO_START_OPTIMIZE)     PCRE_NO_START_OPTIMIZE)
1088    
1089  #define PUBLIC_STUDY_OPTIONS \  #define PUBLIC_STUDY_OPTIONS \
1090     PCRE_STUDY_JIT_COMPILE     (PCRE_STUDY_JIT_COMPILE|PCRE_STUDY_JIT_PARTIAL_SOFT_COMPILE| \
1091        PCRE_STUDY_JIT_PARTIAL_HARD_COMPILE|PCRE_STUDY_EXTRA_NEEDED)
1092    
1093  /* 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. */  
1094    
1095  #define MAGIC_NUMBER  0x50435245UL   /* 'PCRE' */  #define MAGIC_NUMBER  0x50435245UL   /* 'PCRE' */
1096    
1097  /* Negative values for the firstchar and reqchar variables */  /* This variable is used to detect a loaded regular expression
1098    in different endianness. */
1099    
1100  #define REQ_UNSET (-2)  #define REVERSED_MAGIC_NUMBER  0x45524350UL   /* 'ERCP' */
 #define REQ_NONE  (-1)  
1101    
1102  /* 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
1103  req_byte match. */  req_byte match. */
1104    
1105  #define REQ_BYTE_MAX 1000  #define REQ_BYTE_MAX 1000
1106    
 /* 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 */  
   
1107  /* Miscellaneous definitions. The #ifndef is to pacify compiler warnings in  /* Miscellaneous definitions. The #ifndef is to pacify compiler warnings in
1108  environments where these macros are defined elsewhere. Unfortunately, there  environments where these macros are defined elsewhere. Unfortunately, there
1109  is no way to do the same for the typedef. */  is no way to do the same for the typedef. */
# Line 677  for) in a minority area (EBCDIC platform Line 1132  for) in a minority area (EBCDIC platform
1132  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
1133  macros to give the functions distinct names. */  macros to give the functions distinct names. */
1134    
1135  #ifndef SUPPORT_UTF8  #ifndef SUPPORT_UTF
1136    
1137  /* UTF-8 support is not enabled; use the platform-dependent character literals  /* UTF-8 support is not enabled; use the platform-dependent character literals
1138  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
1139    mode. Newline characters are problematic in EBCDIC. Though it has CR and LF
1140    characters, a common practice has been to use its NL (0x15) character as the
1141    line terminator in C-like processing environments. However, sometimes the LF
1142    (0x25) character is used instead, according to this Unicode document:
1143    
1144    http://unicode.org/standard/reports/tr13/tr13-5.html
1145    
1146    PCRE defaults EBCDIC NL to 0x15, but has a build-time option to select 0x25
1147    instead. Whichever is *not* chosen is defined as NEL.
1148    
1149    In both ASCII and EBCDIC environments, CHAR_NL and CHAR_LF are synonyms for the
1150    same code point. */
1151    
1152    #ifdef EBCDIC
1153    
1154    #ifndef EBCDIC_NL25
1155    #define CHAR_NL                     '\x15'
1156    #define CHAR_NEL                    '\x25'
1157    #define STR_NL                      "\x15"
1158    #define STR_NEL                     "\x25"
1159    #else
1160    #define CHAR_NL                     '\x25'
1161    #define CHAR_NEL                    '\x15'
1162    #define STR_NL                      "\x25"
1163    #define STR_NEL                     "\x15"
1164    #endif
1165    
1166    #define CHAR_LF                     CHAR_NL
1167    #define STR_LF                      STR_NL
1168    
1169    #define CHAR_ESC                    '\047'
1170    #define CHAR_DEL                    '\007'
1171    #define STR_ESC                     "\047"
1172    #define STR_DEL                     "\007"
1173    
1174    #else  /* Not EBCDIC */
1175    
1176    /* In ASCII/Unicode, linefeed is '\n' and we equate this to NL for
1177    compatibility. NEL is the Unicode newline character; make sure it is
1178    a positive value. */
1179    
1180    #define CHAR_LF                     '\n'
1181    #define CHAR_NL                     CHAR_LF
1182    #define CHAR_NEL                    ((unsigned char)'\x85')
1183    #define CHAR_ESC                    '\033'
1184    #define CHAR_DEL                    '\177'
1185    
1186    #define STR_LF                      "\n"
1187    #define STR_NL                      STR_LF
1188    #define STR_NEL                     "\x85"
1189    #define STR_ESC                     "\033"
1190    #define STR_DEL                     "\177"
1191    
1192    #endif  /* EBCDIC */
1193    
1194    /* The remaining definitions work in both environments. */
1195    
1196  #define CHAR_HT                     '\t'  #define CHAR_HT                     '\t'
1197  #define CHAR_VT                     '\v'  #define CHAR_VT                     '\v'
1198  #define CHAR_FF                     '\f'  #define CHAR_FF                     '\f'
1199  #define CHAR_CR                     '\r'  #define CHAR_CR                     '\r'
 #define CHAR_NL                     '\n'  
1200  #define CHAR_BS                     '\b'  #define CHAR_BS                     '\b'
1201  #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  
1202    
1203  #define CHAR_SPACE                  ' '  #define CHAR_SPACE                  ' '
1204  #define CHAR_EXCLAMATION_MARK       '!'  #define CHAR_EXCLAMATION_MARK       '!'
# Line 797  so that PCRE works on both ASCII and EBC Line 1300  so that PCRE works on both ASCII and EBC
1300  #define STR_VT                      "\v"  #define STR_VT                      "\v"
1301  #define STR_FF                      "\f"  #define STR_FF                      "\f"
1302  #define STR_CR                      "\r"  #define STR_CR                      "\r"
 #define STR_NL                      "\n"  
1303  #define STR_BS                      "\b"  #define STR_BS                      "\b"
1304  #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  
1305    
1306  #define STR_SPACE                   " "  #define STR_SPACE                   " "
1307  #define STR_EXCLAMATION_MARK        "!"  #define STR_EXCLAMATION_MARK        "!"
# Line 937  so that PCRE works on both ASCII and EBC Line 1432  so that PCRE works on both ASCII and EBC
1432  #define STRING_ANYCRLF_RIGHTPAR        "ANYCRLF)"  #define STRING_ANYCRLF_RIGHTPAR        "ANYCRLF)"
1433  #define STRING_BSR_ANYCRLF_RIGHTPAR    "BSR_ANYCRLF)"  #define STRING_BSR_ANYCRLF_RIGHTPAR    "BSR_ANYCRLF)"
1434  #define STRING_BSR_UNICODE_RIGHTPAR    "BSR_UNICODE)"  #define STRING_BSR_UNICODE_RIGHTPAR    "BSR_UNICODE)"
1435  #define STRING_UTF8_RIGHTPAR           "UTF8)"  #ifdef COMPILE_PCRE8
1436    #define STRING_UTF_RIGHTPAR            "UTF8)"
1437    #endif
1438    #ifdef COMPILE_PCRE16
1439    #define STRING_UTF_RIGHTPAR            "UTF16)"
1440    #endif
1441    #ifdef COMPILE_PCRE32
1442    #define STRING_UTF_RIGHTPAR            "UTF32)"
1443    #endif
1444  #define STRING_UCP_RIGHTPAR            "UCP)"  #define STRING_UCP_RIGHTPAR            "UCP)"
1445  #define STRING_NO_START_OPT_RIGHTPAR   "NO_START_OPT)"  #define STRING_NO_START_OPT_RIGHTPAR   "NO_START_OPT)"
1446    
1447  #else  /* SUPPORT_UTF8 */  #else  /* SUPPORT_UTF */
1448    
1449  /* 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
1450  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 951  only. */ Line 1454  only. */
1454  #define CHAR_VT                     '\013'  #define CHAR_VT                     '\013'
1455  #define CHAR_FF                     '\014'  #define CHAR_FF                     '\014'
1456  #define CHAR_CR                     '\015'  #define CHAR_CR                     '\015'
1457  #define CHAR_NL                     '\012'  #define CHAR_LF                     '\012'
1458    #define CHAR_NL                     CHAR_LF
1459    #define CHAR_NEL                    ((unsigned char)'\x85')
1460  #define CHAR_BS                     '\010'  #define CHAR_BS                     '\010'
1461  #define CHAR_BEL                    '\007'  #define CHAR_BEL                    '\007'
1462  #define CHAR_ESC                    '\033'  #define CHAR_ESC                    '\033'
# Line 1192  only. */ Line 1697  only. */
1697  #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
1698  #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
1699  #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
1700  #define STRING_UTF8_RIGHTPAR           STR_U STR_T STR_F STR_8 STR_RIGHT_PARENTHESIS  #ifdef COMPILE_PCRE8
1701    #define STRING_UTF_RIGHTPAR            STR_U STR_T STR_F STR_8 STR_RIGHT_PARENTHESIS
1702    #endif
1703    #ifdef COMPILE_PCRE16
1704    #define STRING_UTF_RIGHTPAR            STR_U STR_T STR_F STR_1 STR_6 STR_RIGHT_PARENTHESIS
1705    #endif
1706    #ifdef COMPILE_PCRE32
1707    #define STRING_UTF_RIGHTPAR            STR_U STR_T STR_F STR_3 STR_2 STR_RIGHT_PARENTHESIS
1708    #endif
1709  #define STRING_UCP_RIGHTPAR            STR_U STR_C STR_P STR_RIGHT_PARENTHESIS  #define STRING_UCP_RIGHTPAR            STR_U STR_C STR_P STR_RIGHT_PARENTHESIS
1710  #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  #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
1711    
1712  #endif  /* SUPPORT_UTF8 */  #endif  /* SUPPORT_UTF */
1713    
1714  /* Escape items that are just an encoding of a particular data value. */  /* Escape items that are just an encoding of a particular data value. */
1715    
# Line 1209  only. */ Line 1722  only. */
1722  #endif  #endif
1723    
1724  #ifndef ESC_n  #ifndef ESC_n
1725  #define ESC_n CHAR_NL  #define ESC_n CHAR_LF
1726  #endif  #endif
1727    
1728  #ifndef ESC_r  #ifndef ESC_r
# Line 1234  only. */ Line 1747  only. */
1747  #define PT_SPACE      6    /* Perl space - Z plus 9,10,12,13 */  #define PT_SPACE      6    /* Perl space - Z plus 9,10,12,13 */
1748  #define PT_PXSPACE    7    /* POSIX space - Z plus 9,10,11,12,13 */  #define PT_PXSPACE    7    /* POSIX space - Z plus 9,10,11,12,13 */
1749  #define PT_WORD       8    /* Word - L plus N plus underscore */  #define PT_WORD       8    /* Word - L plus N plus underscore */
1750    #define PT_CLIST      9    /* Pseudo-property: match character list */
1751    
1752  /* 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
1753  contain UTF-8 characters with values greater than 255. */  contain characters with values greater than 255. */
1754    
1755  #define XCL_NOT    0x01    /* Flag: this is a negative class */  #define XCL_NOT    0x01    /* Flag: this is a negative class */
1756  #define XCL_MAP    0x02    /* Flag: a 32-byte map is present */  #define XCL_MAP    0x02    /* Flag: a 32-byte map is present */
# Line 1249  contain UTF-8 characters with values gre Line 1763  contain UTF-8 characters with values gre
1763    
1764  /* 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
1765  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
1766  their negation. Also, they must appear in the same order as in the opcode  0 for a data character.  Also, they must appear in the same order as in the opcode
1767  definitions below, up to ESC_z. There's a dummy for OP_ALLANY because it  definitions below, up to ESC_z. There's a dummy for OP_ALLANY because it
1768  corresponds to "." in DOTALL mode rather than an escape sequence. It is also  corresponds to "." in DOTALL mode rather than an escape sequence. It is also
1769  used for [^] in JavaScript compatibility mode. In non-DOTALL mode, "." behaves  used for [^] in JavaScript compatibility mode, and for \C in non-utf mode. In
1770  like \N.  non-DOTALL mode, "." behaves like \N.
1771    
1772  The special values ESC_DU, ESC_du, etc. are used instead of ESC_D, ESC_d, etc.  The special values ESC_DU, ESC_du, etc. are used instead of ESC_D, ESC_d, etc.
1773  when PCRE_UCP is set, when replacement of \d etc by \p sequences is required.  when PCRE_UCP is set and replacement of \d etc by \p sequences is required.
1774  They must be contiguous, and remain in order so that the replacements can be  They must be contiguous, and remain in order so that the replacements can be
1775  looked up from a table.  looked up from a table.
1776    
1777  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
1778  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
1779  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
1780  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
1781  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.
# Line 1271  enum { ESC_A = 1, ESC_G, ESC_K, ESC_B, E Line 1785  enum { ESC_A = 1, ESC_G, ESC_K, ESC_B, E
1785         ESC_W, ESC_w, ESC_N, ESC_dum, 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,
1786         ESC_h, ESC_V, ESC_v, ESC_X, ESC_Z, ESC_z,         ESC_h, ESC_V, ESC_v, ESC_X, ESC_Z, ESC_z,
1787         ESC_E, ESC_Q, ESC_g, ESC_k,         ESC_E, ESC_Q, ESC_g, ESC_k,
1788         ESC_DU, ESC_du, ESC_SU, ESC_su, ESC_WU, ESC_wu,         ESC_DU, ESC_du, ESC_SU, ESC_su, ESC_WU, ESC_wu };
        ESC_REF };  
1789    
1790  /* Opcode table: Starting from 1 (i.e. after OP_END), the values up to  /* Opcode table: Starting from 1 (i.e. after OP_END), the values up to
1791  OP_EOD must correspond in order to the list of escapes immediately above.  OP_EOD must correspond in order to the list of escapes immediately above.
# Line 1298  enum { Line 1811  enum {
1811    OP_NOT_WORDCHAR,       /* 10 \W */    OP_NOT_WORDCHAR,       /* 10 \W */
1812    OP_WORDCHAR,           /* 11 \w */    OP_WORDCHAR,           /* 11 \w */
1813    
1814    OP_ANY,            /* 12 Match any character except newline */    OP_ANY,            /* 12 Match any character except newline (\N) */
1815    OP_ALLANY,         /* 13 Match any character */    OP_ALLANY,         /* 13 Match any character */
1816    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 */
1817    OP_NOTPROP,        /* 15 \P (not Unicode property) */    OP_NOTPROP,        /* 15 \P (not Unicode property) */
# Line 1309  enum { Line 1822  enum {
1822    OP_NOT_VSPACE,     /* 20 \V (not vertical whitespace) */    OP_NOT_VSPACE,     /* 20 \V (not vertical whitespace) */
1823    OP_VSPACE,         /* 21 \v (vertical whitespace) */    OP_VSPACE,         /* 21 \v (vertical whitespace) */
1824    OP_EXTUNI,         /* 22 \X (extended Unicode sequence */    OP_EXTUNI,         /* 22 \X (extended Unicode sequence */
1825    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) */
1826    OP_EOD,            /* 24 End of data: \z */    OP_EOD,            /* 24 End of data (\z) */
1827    
1828    OP_CIRC,           /* 25 Start of line - not multiline */    OP_CIRC,           /* 25 Start of line - not multiline */
1829    OP_CIRCM,          /* 26 Start of line - multiline */    OP_CIRCM,          /* 26 Start of line - multiline */
# Line 1433  enum { Line 1946  enum {
1946    OP_CLASS,          /* 106 Match a character class, chars < 256 only */    OP_CLASS,          /* 106 Match a character class, chars < 256 only */
1947    OP_NCLASS,         /* 107 Same, but the bitmap was created from a negative    OP_NCLASS,         /* 107 Same, but the bitmap was created from a negative
1948                                class - the difference is relevant only when a                                class - the difference is relevant only when a
1949                                UTF-8 character > 255 is encountered. */                                character > 255 is encountered. */
1950    OP_XCLASS,         /* 108 Extended class for handling UTF-8 chars within the    OP_XCLASS,         /* 108 Extended class for handling > 255 chars within the
1951                                class. This does both positive and negative. */                                class. This does both positive and negative. */
1952    OP_REF,            /* 109 Match a back reference, casefully */    OP_REF,            /* 109 Match a back reference, casefully */
1953    OP_REFI,           /* 110 Match a back reference, caselessly */    OP_REFI,           /* 110 Match a back reference, caselessly */
# Line 1462  enum { Line 1975  enum {
1975    the non-POS versions in each case. */    the non-POS versions in each case. */
1976    
1977    OP_ONCE,           /* 123 Atomic group, contains captures */    OP_ONCE,           /* 123 Atomic group, contains captures */
1978    OP_ONCE_NC,        /* 124 Atomic group containing no captures */    OP_ONCE_NC,        /* 124 Atomic group containing no captures */
1979    OP_BRA,            /* 125 Start of non-capturing bracket */    OP_BRA,            /* 125 Start of non-capturing bracket */
1980    OP_BRAPOS,         /* 126 Ditto, with unlimited, possessive repeat */    OP_BRAPOS,         /* 126 Ditto, with unlimited, possessive repeat */
1981    OP_CBRA,           /* 127 Start of capturing bracket */    OP_CBRA,           /* 127 Start of capturing bracket */
# Line 1591  in UTF-8 mode. The code that uses this t Line 2104  in UTF-8 mode. The code that uses this t
2104    2,                             /* noti                                   */ \    2,                             /* noti                                   */ \
2105    /* Positive single-char repeats                             ** These are */ \    /* Positive single-char repeats                             ** These are */ \
2106    2, 2, 2, 2, 2, 2,              /* *, *?, +, +?, ?, ??       ** minima in */ \    2, 2, 2, 2, 2, 2,              /* *, *?, +, +?, ?, ??       ** minima in */ \
2107    4, 4, 4,                       /* upto, minupto, exact      ** mode      */ \    2+IMM2_SIZE, 2+IMM2_SIZE,      /* upto, minupto             ** mode      */ \
2108    2, 2, 2, 4,                    /* *+, ++, ?+, upto+                      */ \    2+IMM2_SIZE,                   /* exact                                  */ \
2109      2, 2, 2, 2+IMM2_SIZE,          /* *+, ++, ?+, upto+                      */ \
2110    2, 2, 2, 2, 2, 2,              /* *I, *?I, +I, +?I, ?I, ??I ** UTF-8     */ \    2, 2, 2, 2, 2, 2,              /* *I, *?I, +I, +?I, ?I, ??I ** UTF-8     */ \
2111    4, 4, 4,                       /* upto I, minupto I, exact I             */ \    2+IMM2_SIZE, 2+IMM2_SIZE,      /* upto I, minupto I                      */ \
2112    2, 2, 2, 4,                    /* *+I, ++I, ?+I, upto+I                  */ \    2+IMM2_SIZE,                   /* exact I                                */ \
2113      2, 2, 2, 2+IMM2_SIZE,          /* *+I, ++I, ?+I, upto+I                  */ \
2114    /* Negative single-char repeats - only for chars < 256                   */ \    /* Negative single-char repeats - only for chars < 256                   */ \
2115    2, 2, 2, 2, 2, 2,              /* NOT *, *?, +, +?, ?, ??                */ \    2, 2, 2, 2, 2, 2,              /* NOT *, *?, +, +?, ?, ??                */ \
2116    4, 4, 4,                       /* NOT upto, minupto, exact               */ \    2+IMM2_SIZE, 2+IMM2_SIZE,      /* NOT upto, minupto                      */ \
2117    2, 2, 2, 4,                    /* Possessive NOT *, +, ?, upto           */ \    2+IMM2_SIZE,                   /* NOT exact                              */ \
2118      2, 2, 2, 2+IMM2_SIZE,          /* Possessive NOT *, +, ?, upto           */ \
2119    2, 2, 2, 2, 2, 2,              /* NOT *I, *?I, +I, +?I, ?I, ??I          */ \    2, 2, 2, 2, 2, 2,              /* NOT *I, *?I, +I, +?I, ?I, ??I          */ \
2120    4, 4, 4,                       /* NOT upto I, minupto I, exact I         */ \    2+IMM2_SIZE, 2+IMM2_SIZE,      /* NOT upto I, minupto I                  */ \
2121    2, 2, 2, 4,                    /* Possessive NOT *I, +I, ?I, upto I      */ \    2+IMM2_SIZE,                   /* NOT exact I                            */ \
2122      2, 2, 2, 2+IMM2_SIZE,          /* Possessive NOT *I, +I, ?I, upto I      */ \
2123    /* Positive type repeats                                                 */ \    /* Positive type repeats                                                 */ \
2124    2, 2, 2, 2, 2, 2,              /* Type *, *?, +, +?, ?, ??               */ \    2, 2, 2, 2, 2, 2,              /* Type *, *?, +, +?, ?, ??               */ \
2125    4, 4, 4,                       /* Type upto, minupto, exact              */ \    2+IMM2_SIZE, 2+IMM2_SIZE,      /* Type upto, minupto                     */ \
2126    2, 2, 2, 4,                    /* Possessive *+, ++, ?+, upto+           */ \    2+IMM2_SIZE,                   /* Type exact                             */ \
2127      2, 2, 2, 2+IMM2_SIZE,          /* Possessive *+, ++, ?+, upto+           */ \
2128    /* Character class & ref repeats                                         */ \    /* Character class & ref repeats                                         */ \
2129    1, 1, 1, 1, 1, 1,              /* *, *?, +, +?, ?, ??                    */ \    1, 1, 1, 1, 1, 1,              /* *, *?, +, +?, ?, ??                    */ \
2130    5, 5,                          /* CRRANGE, CRMINRANGE                    */ \    1+2*IMM2_SIZE, 1+2*IMM2_SIZE,  /* CRRANGE, CRMINRANGE                    */ \
2131   33,                             /* CLASS                                  */ \    1+(32/sizeof(pcre_uchar)),     /* CLASS                                  */ \
2132   33,                             /* NCLASS                                 */ \    1+(32/sizeof(pcre_uchar)),     /* NCLASS                                 */ \
2133    0,                             /* XCLASS - variable length               */ \    0,                             /* XCLASS - variable length               */ \
2134    3,                             /* REF                                    */ \    1+IMM2_SIZE,                   /* REF                                    */ \
2135    3,                             /* REFI                                   */ \    1+IMM2_SIZE,                   /* REFI                                   */ \
2136    1+LINK_SIZE,                   /* RECURSE                                */ \    1+LINK_SIZE,                   /* RECURSE                                */ \
2137    2+2*LINK_SIZE,                 /* CALLOUT                                */ \    2+2*LINK_SIZE,                 /* CALLOUT                                */ \
2138    1+LINK_SIZE,                   /* Alt                                    */ \    1+LINK_SIZE,                   /* Alt                                    */ \
# Line 1631  in UTF-8 mode. The code that uses this t Line 2149  in UTF-8 mode. The code that uses this t
2149    1+LINK_SIZE,                   /* ONCE_NC                                */ \    1+LINK_SIZE,                   /* ONCE_NC                                */ \
2150    1+LINK_SIZE,                   /* BRA                                    */ \    1+LINK_SIZE,                   /* BRA                                    */ \
2151    1+LINK_SIZE,                   /* BRAPOS                                 */ \    1+LINK_SIZE,                   /* BRAPOS                                 */ \
2152    3+LINK_SIZE,                   /* CBRA                                   */ \    1+LINK_SIZE+IMM2_SIZE,         /* CBRA                                   */ \
2153    3+LINK_SIZE,                   /* CBRAPOS                                */ \    1+LINK_SIZE+IMM2_SIZE,         /* CBRAPOS                                */ \
2154    1+LINK_SIZE,                   /* COND                                   */ \    1+LINK_SIZE,                   /* COND                                   */ \
2155    1+LINK_SIZE,                   /* SBRA                                   */ \    1+LINK_SIZE,                   /* SBRA                                   */ \
2156    1+LINK_SIZE,                   /* SBRAPOS                                */ \    1+LINK_SIZE,                   /* SBRAPOS                                */ \
2157    3+LINK_SIZE,                   /* SCBRA                                  */ \    1+LINK_SIZE+IMM2_SIZE,         /* SCBRA                                  */ \
2158    3+LINK_SIZE,                   /* SCBRAPOS                               */ \    1+LINK_SIZE+IMM2_SIZE,         /* SCBRAPOS                               */ \
2159    1+LINK_SIZE,                   /* SCOND                                  */ \    1+LINK_SIZE,                   /* SCOND                                  */ \
2160    3, 3,                          /* CREF, NCREF                            */ \    1+IMM2_SIZE, 1+IMM2_SIZE,      /* CREF, NCREF                            */ \
2161    3, 3,                          /* RREF, NRREF                            */ \    1+IMM2_SIZE, 1+IMM2_SIZE,      /* RREF, NRREF                            */ \
2162    1,                             /* DEF                                    */ \    1,                             /* DEF                                    */ \
2163    1, 1, 1,                       /* BRAZERO, BRAMINZERO, BRAPOSZERO        */ \    1, 1, 1,                       /* BRAZERO, BRAMINZERO, BRAPOSZERO        */ \
2164    3, 1, 3,                       /* MARK, PRUNE, PRUNE_ARG                 */ \    3, 1, 3,                       /* MARK, PRUNE, PRUNE_ARG                 */ \
2165    1, 3,                          /* SKIP, SKIP_ARG                         */ \    1, 3,                          /* SKIP, SKIP_ARG                         */ \
2166    1, 3,                          /* THEN, THEN_ARG                         */ \    1, 3,                          /* THEN, THEN_ARG                         */ \
2167    1, 1, 1, 1,                    /* COMMIT, FAIL, ACCEPT, ASSERT_ACCEPT    */ \    1, 1, 1, 1,                    /* COMMIT, FAIL, ACCEPT, ASSERT_ACCEPT    */ \
2168    3, 1                           /* CLOSE, SKIPZERO  */    1+IMM2_SIZE, 1                 /* CLOSE, SKIPZERO                        */
2169    
2170  /* A magic value for OP_RREF and OP_NRREF to indicate the "any recursion"  /* A magic value for OP_RREF and OP_NRREF to indicate the "any recursion"
2171  condition. */  condition. */
# Line 1665  enum { ERR0,  ERR1,  ERR2,  ERR3,  ERR4, Line 2183  enum { ERR0,  ERR1,  ERR2,  ERR3,  ERR4,
2183         ERR40, ERR41, ERR42, ERR43, ERR44, ERR45, ERR46, ERR47, ERR48, ERR49,         ERR40, ERR41, ERR42, ERR43, ERR44, ERR45, ERR46, ERR47, ERR48, ERR49,
2184         ERR50, ERR51, ERR52, ERR53, ERR54, ERR55, ERR56, ERR57, ERR58, ERR59,         ERR50, ERR51, ERR52, ERR53, ERR54, ERR55, ERR56, ERR57, ERR58, ERR59,
2185         ERR60, ERR61, ERR62, ERR63, ERR64, ERR65, ERR66, ERR67, ERR68, ERR69,         ERR60, ERR61, ERR62, ERR63, ERR64, ERR65, ERR66, ERR67, ERR68, ERR69,
2186         ERRCOUNT };         ERR70, ERR71, ERR72, ERR73, ERR74, ERR75, ERR76, ERR77, ERRCOUNT };
2187    
2188    /* JIT compiling modes. The function list is indexed by them. */
2189    enum { JIT_COMPILE, JIT_PARTIAL_SOFT_COMPILE, JIT_PARTIAL_HARD_COMPILE,
2190           JIT_NUMBER_OF_COMPILE_MODES };
2191    
2192  /* 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
2193  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
# Line 1684  fields are present. Currently PCRE alway Line 2206  fields are present. Currently PCRE alway
2206  NOTE NOTE NOTE  NOTE NOTE NOTE
2207  */  */
2208    
2209  typedef struct real_pcre {  #if defined COMPILE_PCRE8
2210    #define REAL_PCRE real_pcre
2211    #elif defined COMPILE_PCRE16
2212    #define REAL_PCRE real_pcre16
2213    #elif defined COMPILE_PCRE32
2214    #define REAL_PCRE real_pcre32
2215    #endif
2216    
2217    /* It is necessary to fork the struct for 32 bit, since it needs to use
2218     * pcre_uchar for first_char and req_char. Can't put an ifdef inside the
2219     * typedef since pcretest needs access to  the struct of the 8-, 16-
2220     * and 32-bit variants. */
2221    
2222    typedef struct real_pcre8_or_16 {
2223    pcre_uint32 magic_number;    pcre_uint32 magic_number;
2224    pcre_uint32 size;               /* Total that was malloced */    pcre_uint32 size;               /* Total that was malloced */
2225    pcre_uint32 options;            /* Public options */    pcre_uint32 options;            /* Public options */
2226    pcre_uint16 flags;              /* Private flags */    pcre_uint16 flags;              /* Private flags */
2227    pcre_uint16 dummy1;             /* For future use */    pcre_uint16 max_lookbehind;     /* Longest lookbehind (characters) */
2228    pcre_uint16 top_bracket;    pcre_uint16 top_bracket;        /* Highest numbered group */
2229    pcre_uint16 top_backref;    pcre_uint16 top_backref;        /* Highest numbered back reference */
2230    pcre_uint16 first_byte;    pcre_uint16 first_char;         /* Starting character */
2231    pcre_uint16 req_byte;    pcre_uint16 req_char;           /* This character must be seen */
2232    pcre_uint16 name_table_offset;  /* Offset to name table that follows */    pcre_uint16 name_table_offset;  /* Offset to name table that follows */
2233    pcre_uint16 name_entry_size;    /* Size of any name items */    pcre_uint16 name_entry_size;    /* Size of any name items */
2234    pcre_uint16 name_count;         /* Number of name items */    pcre_uint16 name_count;         /* Number of name items */
2235    pcre_uint16 ref_count;          /* Reference count */    pcre_uint16 ref_count;          /* Reference count */
2236      const pcre_uint8 *tables;       /* Pointer to tables or NULL for std */
2237      const pcre_uint8 *nullpad;      /* NULL padding */
2238    } real_pcre8_or_16;
2239    
2240    typedef struct real_pcre8_or_16 real_pcre;
2241    typedef struct real_pcre8_or_16 real_pcre16;
2242    
2243    const unsigned char *tables;    /* Pointer to tables or NULL for std */  typedef struct real_pcre32 {
2244    const unsigned char *nullpad;   /* NULL padding */    pcre_uint32 magic_number;
2245  } real_pcre;    pcre_uint32 size;               /* Total that was malloced */
2246      pcre_uint32 options;            /* Public options */
2247      pcre_uint16 flags;              /* Private flags */
2248      pcre_uint16 max_lookbehind;     /* Longest lookbehind (characters) */
2249      pcre_uint16 top_bracket;        /* Highest numbered group */
2250      pcre_uint16 top_backref;        /* Highest numbered back reference */
2251      pcre_uint32 first_char;         /* Starting character */
2252      pcre_uint32 req_char;           /* This character must be seen */
2253      pcre_uint16 name_table_offset;  /* Offset to name table that follows */
2254      pcre_uint16 name_entry_size;    /* Size of any name items */
2255      pcre_uint16 name_count;         /* Number of name items */
2256      pcre_uint16 ref_count;          /* Reference count */
2257      pcre_uint16 dummy1;             /* for later expansion */
2258      pcre_uint16 dummy2;             /* for later expansion */
2259      const pcre_uint8 *tables;       /* Pointer to tables or NULL for std */
2260      void *nullpad;                  /* for later expansion */
2261    } real_pcre32;
2262    
2263    /* Assert that the size of REAL_PCRE is divisible by 8 */
2264    typedef int __assert_real_pcre_size_divisible_8[(sizeof(REAL_PCRE) % 8) == 0 ? 1 : -1];
2265    
2266    /* Needed in pcretest to access some fields in the real_pcre* structures
2267     * directly. They're unified for 8/16/32 bits since the structs only differ
2268     * after these fields; if that ever changes, need to fork those defines into
2269     * 8/16 and 32 bit versions. */
2270    #define REAL_PCRE_MAGIC(re)     (((REAL_PCRE*)re)->magic_number)
2271    #define REAL_PCRE_SIZE(re)      (((REAL_PCRE*)re)->size)
2272    #define REAL_PCRE_OPTIONS(re)   (((REAL_PCRE*)re)->options)
2273    #define REAL_PCRE_FLAGS(re)     (((REAL_PCRE*)re)->flags)
2274    
2275  /* 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
2276  remark (see NOTE above) about extending this structure applies. */  remark (see NOTE above) about extending this structure applies. */
# Line 1709  remark (see NOTE above) about extending Line 2278  remark (see NOTE above) about extending
2278  typedef struct pcre_study_data {  typedef struct pcre_study_data {
2279    pcre_uint32 size;               /* Total that was malloced */    pcre_uint32 size;               /* Total that was malloced */
2280    pcre_uint32 flags;              /* Private flags */    pcre_uint32 flags;              /* Private flags */
2281    uschar start_bits[32];          /* Starting char bits */    pcre_uint8 start_bits[32];      /* Starting char bits */
2282    pcre_uint32 minlength;          /* Minimum subject length */    pcre_uint32 minlength;          /* Minimum subject length */
2283  } pcre_study_data;  } pcre_study_data;
2284    
# Line 1728  typedef struct open_capitem { Line 2297  typedef struct open_capitem {
2297  doing the compiling, so that they are thread-safe. */  doing the compiling, so that they are thread-safe. */
2298    
2299  typedef struct compile_data {  typedef struct compile_data {
2300    const uschar *lcc;            /* Points to lower casing table */    const pcre_uint8 *lcc;            /* Points to lower casing table */
2301    const uschar *fcc;            /* Points to case-flipping table */    const pcre_uint8 *fcc;            /* Points to case-flipping table */
2302    const uschar *cbits;          /* Points to character type table */    const pcre_uint8 *cbits;          /* Points to character type table */
2303    const uschar *ctypes;         /* Points to table of type maps */    const pcre_uint8 *ctypes;         /* Points to table of type maps */
2304    const uschar *start_workspace;/* The start of working space */    const pcre_uchar *start_workspace;/* The start of working space */
2305    const uschar *start_code;     /* The start of the compiled code */    const pcre_uchar *start_code;     /* The start of the compiled code */
2306    const uschar *start_pattern;  /* The start of the pattern */    const pcre_uchar *start_pattern;  /* The start of the pattern */
2307    const uschar *end_pattern;    /* The end of the pattern */    const pcre_uchar *end_pattern;    /* The end of the pattern */
2308    open_capitem *open_caps;      /* Chain of open capture items */    open_capitem *open_caps;          /* Chain of open capture items */
2309    uschar *hwm;                  /* High watermark of workspace */    pcre_uchar *hwm;                  /* High watermark of workspace */
2310    uschar *name_table;           /* The name/number table */    pcre_uchar *name_table;           /* The name/number table */
2311    int  names_found;             /* Number of entries so far */    int  names_found;                 /* Number of entries so far */
2312    int  name_entry_size;         /* Size of each entry */    int  name_entry_size;             /* Size of each entry */
2313    int  bracount;                /* Count of capturing parens as we compile */    int  workspace_size;              /* Size of workspace */
2314    int  final_bracount;          /* Saved value after first pass */    int  bracount;                    /* Count of capturing parens as we compile */
2315    int  top_backref;             /* Maximum back reference */    int  final_bracount;              /* Saved value after first pass */
2316    unsigned int backref_map;     /* Bitmap of low back refs */    int  max_lookbehind;              /* Maximum lookbehind (characters) */
2317    int  assert_depth;            /* Depth of nested assertions */    int  top_backref;                 /* Maximum back reference */
2318    int  external_options;        /* External (initial) options */    unsigned int backref_map;         /* Bitmap of low back refs */
2319    int  external_flags;          /* External flag bits to be set */    int  assert_depth;                /* Depth of nested assertions */
2320    int  req_varyopt;             /* "After variable item" flag for reqbyte */    int  external_options;            /* External (initial) options */
2321    BOOL had_accept;              /* (*ACCEPT) encountered */    int  external_flags;              /* External flag bits to be set */
2322    BOOL check_lookbehind;        /* Lookbehinds need later checking */    int  req_varyopt;                 /* "After variable item" flag for reqbyte */
2323    int  nltype;                  /* Newline type */    BOOL had_accept;                  /* (*ACCEPT) encountered */
2324    int  nllen;                   /* Newline string length */    BOOL had_pruneorskip;             /* (*PRUNE) or (*SKIP) encountered */
2325    uschar nl[4];                 /* Newline string when fixed length */    BOOL check_lookbehind;            /* Lookbehinds need later checking */
2326      int  nltype;                      /* Newline type */
2327      int  nllen;                       /* Newline string length */
2328      pcre_uchar nl[4];                 /* Newline string when fixed length */
2329  } compile_data;  } compile_data;
2330    
2331  /* Structure for maintaining a chain of pointers to the currently incomplete  /* Structure for maintaining a chain of pointers to the currently incomplete
# Line 1761  branches, for testing for left recursion Line 2333  branches, for testing for left recursion
2333    
2334  typedef struct branch_chain {  typedef struct branch_chain {
2335    struct branch_chain *outer;    struct branch_chain *outer;
2336    uschar *current_branch;    pcre_uchar *current_branch;
2337  } branch_chain;  } branch_chain;
2338    
2339  /* Structure for items in a linked list that represents an explicit recursive  /* Structure for items in a linked list that represents an explicit recursive
# Line 1772  typedef struct recursion_info { Line 2344  typedef struct recursion_info {
2344    int group_num;                  /* Number of group that was called */    int group_num;                  /* Number of group that was called */
2345    int *offset_save;               /* Pointer to start of saved offsets */    int *offset_save;               /* Pointer to start of saved offsets */
2346    int saved_max;                  /* Number of saved offsets */    int saved_max;                  /* Number of saved offsets */
2347    USPTR subject_position;         /* Position at start of recursion */    PCRE_PUCHAR subject_position;   /* Position at start of recursion */
2348  } recursion_info;  } recursion_info;
2349    
2350  /* A similar structure for pcre_dfa_exec(). */  /* A similar structure for pcre_dfa_exec(). */
# Line 1780  typedef struct recursion_info { Line 2352  typedef struct recursion_info {
2352  typedef struct dfa_recursion_info {  typedef struct dfa_recursion_info {
2353    struct dfa_recursion_info *prevrec;    struct dfa_recursion_info *prevrec;
2354    int group_num;    int group_num;
2355    USPTR subject_position;    PCRE_PUCHAR subject_position;
2356  } dfa_recursion_info;  } dfa_recursion_info;
2357    
2358  /* 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
# Line 1790  pcre_exec(). */ Line 2362  pcre_exec(). */
2362    
2363  typedef struct eptrblock {  typedef struct eptrblock {
2364    struct eptrblock *epb_prev;    struct eptrblock *epb_prev;
2365    USPTR epb_saved_eptr;    PCRE_PUCHAR epb_saved_eptr;
2366  } eptrblock;  } eptrblock;
2367    
2368    
# Line 1801  typedef struct match_data { Line 2373  typedef struct match_data {
2373    unsigned long int match_call_count;      /* As it says */    unsigned long int match_call_count;      /* As it says */
2374    unsigned long int match_limit;           /* As it says */    unsigned long int match_limit;           /* As it says */
2375    unsigned long int match_limit_recursion; /* As it says */    unsigned long int match_limit_recursion; /* As it says */
2376    int   *offset_vector;         /* Offset vector */    int   *offset_vector;           /* Offset vector */
2377    int    offset_end;            /* One past the end */    int    offset_end;              /* One past the end */
2378    int    offset_max;            /* The maximum usable for return data */    int    offset_max;              /* The maximum usable for return data */
2379    int    nltype;                /* Newline type */    int    nltype;                  /* Newline type */
2380    int    nllen;                 /* Newline string length */    int    nllen;                   /* Newline string length */
2381    int    name_count;            /* Number of names in name table */    int    name_count;              /* Number of names in name table */
2382    int    name_entry_size;       /* Size of entry in names table */    int    name_entry_size;         /* Size of entry in names table */
2383    uschar *name_table;           /* Table of names */    pcre_uchar *name_table;         /* Table of names */
2384    uschar nl[4];                 /* Newline string when fixed */    pcre_uchar nl[4];               /* Newline string when fixed */
2385    const  uschar *lcc;           /* Points to lower casing table */    const  pcre_uint8 *lcc;         /* Points to lower casing table */
2386    const  uschar *ctypes;        /* Points to table of type maps */    const  pcre_uint8 *fcc;         /* Points to case-flipping table */
2387    BOOL   offset_overflow;       /* Set if too many extractions */    const  pcre_uint8 *ctypes;      /* Points to table of type maps */
2388    BOOL   notbol;                /* NOTBOL flag */    BOOL   offset_overflow;         /* Set if too many extractions */
2389    BOOL   noteol;                /* NOTEOL flag */    BOOL   notbol;                  /* NOTBOL flag */
2390    BOOL   utf8;                  /* UTF8 flag */    BOOL   noteol;                  /* NOTEOL flag */
2391    BOOL   jscript_compat;        /* JAVASCRIPT_COMPAT flag */    BOOL   utf;                     /* UTF-8 / UTF-16 flag */
2392    BOOL   use_ucp;               /* PCRE_UCP flag */    BOOL   jscript_compat;          /* JAVASCRIPT_COMPAT flag */
2393    BOOL   endonly;               /* Dollar not before final \n */    BOOL   use_ucp;                 /* PCRE_UCP flag */
2394    BOOL   notempty;              /* Empty string match not wanted */    BOOL   endonly;                 /* Dollar not before final \n */
2395    BOOL   notempty_atstart;      /* Empty string match at start not wanted */    BOOL   notempty;                /* Empty string match not wanted */
2396    BOOL   hitend;                /* Hit the end of the subject at some point */    BOOL   notempty_atstart;        /* Empty string match at start not wanted */
2397    BOOL   bsr_anycrlf;           /* \R is just any CRLF, not full Unicode */    BOOL   hitend;                  /* Hit the end of the subject at some point */
2398    BOOL   hasthen;               /* Pattern contains (*THEN) */    BOOL   bsr_anycrlf;             /* \R is just any CRLF, not full Unicode */
2399    const  uschar *start_code;    /* For use when recursing */    BOOL   hasthen;                 /* Pattern contains (*THEN) */
2400    USPTR  start_subject;         /* Start of the subject string */    BOOL   ignore_skip_arg;         /* For re-run when SKIP name not found */
2401    USPTR  end_subject;           /* End of the subject string */    const  pcre_uchar *start_code;  /* For use when recursing */
2402    USPTR  start_match_ptr;       /* Start of matched string */    PCRE_PUCHAR start_subject;      /* Start of the subject string */
2403    USPTR  end_match_ptr;         /* Subject position at end match */    PCRE_PUCHAR end_subject;        /* End of the subject string */
2404    USPTR  start_used_ptr;        /* Earliest consulted character */    PCRE_PUCHAR start_match_ptr;    /* Start of matched string */
2405    int    partial;               /* PARTIAL options */    PCRE_PUCHAR end_match_ptr;      /* Subject position at end match */
2406    int    end_offset_top;        /* Highwater mark at end of match */    PCRE_PUCHAR start_used_ptr;     /* Earliest consulted character */
2407    int    capture_last;          /* Most recent capture number */    int    partial;                 /* PARTIAL options */
2408    int    start_offset;          /* The start offset value */    int    end_offset_top;          /* Highwater mark at end of match */
2409    int    match_function_type;   /* Set for certain special calls of MATCH() */    int    capture_last;            /* Most recent capture number */
2410    eptrblock *eptrchain;         /* Chain of eptrblocks for tail recursions */    int    start_offset;            /* The start offset value */
2411    int    eptrn;                 /* Next free eptrblock */    int    match_function_type;     /* Set for certain special calls of MATCH() */
2412    recursion_info *recursive;    /* Linked list of recursion data */    eptrblock *eptrchain;           /* Chain of eptrblocks for tail recursions */
2413    void  *callout_data;          /* To pass back to callouts */    int    eptrn;                   /* Next free eptrblock */
2414    const  uschar *mark;          /* Mark pointer to pass back */    recursion_info *recursive;      /* Linked list of recursion data */
2415    const  uschar *once_target;   /* Where to back up to for atomic groups */    void  *callout_data;            /* To pass back to callouts */
2416      const  pcre_uchar *mark;        /* Mark pointer to pass back on success */
2417      const  pcre_uchar *nomatch_mark;/* Mark pointer to pass back on failure */
2418      const  pcre_uchar *once_target; /* Where to back up to for atomic groups */
2419    #ifdef NO_RECURSE
2420      void  *match_frames_base;       /* For remembering malloc'd frames */
2421    #endif
2422  } match_data;  } match_data;
2423    
2424  /* 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
2425  functions. */  functions. */
2426    
2427  typedef struct dfa_match_data {  typedef struct dfa_match_data {
2428    const uschar *start_code;      /* Start of the compiled pattern */    const pcre_uchar *start_code;     /* Start of the compiled pattern */
2429    const uschar *start_subject;   /* Start of the subject string */    const pcre_uchar *start_subject ; /* Start of the subject string */
2430    const uschar *end_subject;     /* End of subject string */    const pcre_uchar *end_subject;    /* End of subject string */
2431    const uschar *start_used_ptr;  /* Earliest consulted character */    const pcre_uchar *start_used_ptr; /* Earliest consulted character */
2432    const uschar *tables;          /* Character tables */    const pcre_uint8 *tables;         /* Character tables */
2433    int   start_offset;            /* The start offset value */    int   start_offset;               /* The start offset value */
2434    int   moptions;                /* Match options */    int   moptions;                   /* Match options */
2435    int   poptions;                /* Pattern options */    int   poptions;                   /* Pattern options */
2436    int    nltype;                 /* Newline type */    int   nltype;                     /* Newline type */
2437    int    nllen;                  /* Newline string length */    int   nllen;                      /* Newline string length */
2438    uschar nl[4];                  /* Newline string when fixed */    pcre_uchar nl[4];                 /* Newline string when fixed */
2439    void  *callout_data;           /* To pass back to callouts */    void *callout_data;               /* To pass back to callouts */
2440    dfa_recursion_info *recursive; /* Linked list of recursion data */    dfa_recursion_info *recursive;    /* Linked list of recursion data */
2441  } dfa_match_data;  } dfa_match_data;
2442    
2443  /* Bit definitions for entries in the pcre_ctypes table. */  /* Bit definitions for entries in the pcre_ctypes table. */
# Line 1895  total length. */ Line 2473  total length. */
2473  #define ctypes_offset (cbits_offset + cbit_length)  #define ctypes_offset (cbits_offset + cbit_length)
2474  #define tables_length (ctypes_offset + 256)  #define tables_length (ctypes_offset + 256)
2475    
2476    /* Internal function and data prefixes. */
2477    
2478    #if defined COMPILE_PCRE8
2479    #ifndef PUBL
2480    #define PUBL(name) pcre_##name
2481    #endif
2482    #ifndef PRIV
2483    #define PRIV(name) _pcre_##name
2484    #endif
2485    #elif defined COMPILE_PCRE16
2486    #ifndef PUBL
2487    #define PUBL(name) pcre16_##name
2488    #endif
2489    #ifndef PRIV
2490    #define PRIV(name) _pcre16_##name
2491    #endif
2492    #elif defined COMPILE_PCRE32
2493    #ifndef PUBL
2494    #define PUBL(name) pcre32_##name
2495    #endif
2496    #ifndef PRIV
2497    #define PRIV(name) _pcre32_##name
2498    #endif
2499    #else
2500    #error Unsupported compiling mode
2501    #endif /* COMPILE_PCRE[8|16|32] */
2502    
2503  /* 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
2504  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
2505  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 1912  of the exported public functions. They h Line 2517  of the exported public functions. They h
2517  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
2518  pcre_tables.c module. */  pcre_tables.c module. */
2519    
2520  extern const int    _pcre_utf8_table1[];  #ifdef COMPILE_PCRE8
2521  extern const int    _pcre_utf8_table2[];  extern const int            PRIV(utf8_table1)[];
2522  extern const int    _pcre_utf8_table3[];  extern const int            PRIV(utf8_table1_size);
2523  extern const uschar _pcre_utf8_table4[];  extern const int            PRIV(utf8_table2)[];
2524    extern const int            PRIV(utf8_table3)[];
2525    extern const pcre_uint8     PRIV(utf8_table4)[];
2526    #endif /* COMPILE_PCRE8 */
2527    
2528    extern const char           PRIV(utt_names)[];
2529    extern const ucp_type_table PRIV(utt)[];
2530    extern const int            PRIV(utt_size);
2531    
2532  #ifdef SUPPORT_JIT  extern const pcre_uint8     PRIV(OP_lengths)[];
2533  extern const uschar _pcre_utf8_char_sizes[];  extern const pcre_uint8     PRIV(default_tables)[];
 #endif  
   
 extern const int    _pcre_utf8_table1_size;  
   
 extern const char   _pcre_utt_names[];  
 extern const ucp_type_table _pcre_utt[];  
 extern const int _pcre_utt_size;  
2534    
2535  extern const uschar _pcre_default_tables[];  extern const pcre_uint32    PRIV(hspace_list)[];
2536    extern const pcre_uint32    PRIV(vspace_list)[];
 extern const uschar _pcre_OP_lengths[];  
2537    
2538    
2539  /* Internal shared functions. These are functions that are used by more than  /* Internal shared functions. These are functions that are used by more than
2540  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
2541  sense, but are not part of the PCRE public API. */  sense, but are not part of the PCRE public API. */
2542    
2543  extern const uschar *_pcre_find_bracket(const uschar *, BOOL, int);  /* String comparison functions. */
2544  extern BOOL          _pcre_is_newline(USPTR, int, USPTR, int *, BOOL);  #if defined COMPILE_PCRE8
2545  extern int           _pcre_ord2utf8(int, uschar *);  
2546  extern real_pcre    *_pcre_try_flipped(const real_pcre *, real_pcre *,  #define STRCMP_UC_UC(str1, str2) \
2547                         const pcre_study_data *, pcre_study_data *);    strcmp((char *)(str1), (char *)(str2))
2548  extern int           _pcre_valid_utf8(USPTR, int, int *);  #define STRCMP_UC_C8(str1, str2) \
2549  extern BOOL          _pcre_was_newline(USPTR, int, USPTR, int *, BOOL);    strcmp((char *)(str1), (str2))
2550  extern BOOL          _pcre_xclass(int, const uschar *);  #define STRNCMP_UC_UC(str1, str2, num) \
2551      strncmp((char *)(str1), (char *)(str2), (num))
2552    #define STRNCMP_UC_C8(str1, str2, num) \
2553      strncmp((char *)(str1), (str2), (num))
2554    #define STRLEN_UC(str) strlen((const char *)str)
2555    
2556    #elif defined COMPILE_PCRE16 || defined COMPILE_PCRE32
2557    
2558    extern int               PRIV(strcmp_uc_uc)(const pcre_uchar *,
2559                               const pcre_uchar *);
2560    extern int               PRIV(strcmp_uc_c8)(const pcre_uchar *,
2561                               const char *);
2562    extern int               PRIV(strncmp_uc_uc)(const pcre_uchar *,
2563                               const pcre_uchar *, unsigned int num);
2564    extern int               PRIV(strncmp_uc_c8)(const pcre_uchar *,
2565                               const char *, unsigned int num);
2566    extern unsigned int      PRIV(strlen_uc)(const pcre_uchar *str);
2567    
2568    #define STRCMP_UC_UC(str1, str2) \
2569      PRIV(strcmp_uc_uc)((str1), (str2))
2570    #define STRCMP_UC_C8(str1, str2) \
2571      PRIV(strcmp_uc_c8)((str1), (str2))
2572    #define STRNCMP_UC_UC(str1, str2, num) \
2573      PRIV(strncmp_uc_uc)((str1), (str2), (num))
2574    #define STRNCMP_UC_C8(str1, str2, num) \
2575      PRIV(strncmp_uc_c8)((str1), (str2), (num))
2576    #define STRLEN_UC(str) PRIV(strlen_uc)(str)
2577    
2578    #endif /* COMPILE_PCRE[8|16|32] */
2579    
2580    extern const pcre_uchar *PRIV(find_bracket)(const pcre_uchar *, BOOL, int);
2581    extern BOOL              PRIV(is_newline)(PCRE_PUCHAR, int, PCRE_PUCHAR,
2582                               int *, BOOL);
2583    extern int               PRIV(ord2utf)(pcre_uint32, pcre_uchar *);
2584    extern int               PRIV(valid_utf)(PCRE_PUCHAR, int, int *);
2585    extern BOOL              PRIV(was_newline)(PCRE_PUCHAR, int, PCRE_PUCHAR,
2586                               int *, BOOL);
2587    extern BOOL              PRIV(xclass)(pcre_uint32, const pcre_uchar *, BOOL);
2588    
2589  #ifdef SUPPORT_JIT  #ifdef SUPPORT_JIT
2590  extern void          _pcre_jit_compile(const real_pcre *, pcre_extra *);  extern void              PRIV(jit_compile)(const REAL_PCRE *,
2591  extern int           _pcre_jit_exec(const real_pcre *, void *, PCRE_SPTR,                             PUBL(extra) *, int);
2592                          int, int, int, int, int *, int);  extern int               PRIV(jit_exec)(const REAL_PCRE *, const PUBL(extra) *,
2593  extern void          _pcre_jit_free(void *);                             const pcre_uchar *, int, int, int, int *, int);
2594    extern void              PRIV(jit_free)(void *);
2595    extern int               PRIV(jit_get_size)(void *);
2596    extern const char*       PRIV(jit_get_target)(void);
2597  #endif  #endif
2598    
2599  /* Unicode character database (UCD) */  /* Unicode character database (UCD) */
2600    
2601  typedef struct {  typedef struct {
2602    uschar script;    pcre_uint8 script;     /* ucp_Arabic, etc. */
2603    uschar chartype;    pcre_uint8 chartype;   /* ucp_Cc, etc. (general categories) */
2604    pcre_int32 other_case;    pcre_uint8 gbprop;     /* ucp_gbControl, etc. (grapheme break property) */
2605      pcre_uint8 caseset;    /* offset to multichar other cases or zero */
2606      pcre_int32 other_case; /* offset to other case, or zero if none */
2607  } ucd_record;  } ucd_record;
2608    
2609  extern const ucd_record  _pcre_ucd_records[];  extern const pcre_uint32 PRIV(ucd_caseless_sets)[];
2610  extern const uschar      _pcre_ucd_stage1[];  extern const ucd_record  PRIV(ucd_records)[];
2611  extern const pcre_uint16 _pcre_ucd_stage2[];  extern const pcre_uint8  PRIV(ucd_stage1)[];
2612  extern const int         _pcre_ucp_gentype[];  extern const pcre_uint16 PRIV(ucd_stage2)[];
2613    extern const int         PRIV(ucp_gentype)[];
2614    extern const pcre_uint32 PRIV(ucp_gbtable)[];
2615  #ifdef SUPPORT_JIT  #ifdef SUPPORT_JIT
2616  extern const int         _pcre_ucp_typerange[];  extern const int         PRIV(ucp_typerange)[];
2617  #endif  #endif
2618    
2619    #ifdef SUPPORT_UCP
2620  /* UCD access macros */  /* UCD access macros */
2621    
2622  #define UCD_BLOCK_SIZE 128  #define UCD_BLOCK_SIZE 128
2623  #define GET_UCD(ch) (_pcre_ucd_records + \  #define GET_UCD(ch) (PRIV(ucd_records) + \
2624          _pcre_ucd_stage2[_pcre_ucd_stage1[(ch) / UCD_BLOCK_SIZE] * \          PRIV(ucd_stage2)[PRIV(ucd_stage1)[(int)(ch) / UCD_BLOCK_SIZE] * \
2625          UCD_BLOCK_SIZE + (ch) % UCD_BLOCK_SIZE])          UCD_BLOCK_SIZE + (int)(ch) % UCD_BLOCK_SIZE])
2626    
2627  #define UCD_CHARTYPE(ch)  GET_UCD(ch)->chartype  #define UCD_CHARTYPE(ch)    GET_UCD(ch)->chartype
2628  #define UCD_SCRIPT(ch)    GET_UCD(ch)->script  #define UCD_SCRIPT(ch)      GET_UCD(ch)->script
2629  #define UCD_CATEGORY(ch)  _pcre_ucp_gentype[UCD_CHARTYPE(ch)]  #define UCD_CATEGORY(ch)    PRIV(ucp_gentype)[UCD_CHARTYPE(ch)]
2630  #define UCD_OTHERCASE(ch) (ch + GET_UCD(ch)->other_case)  #define UCD_GRAPHBREAK(ch)  GET_UCD(ch)->gbprop
2631    #define UCD_CASESET(ch)     GET_UCD(ch)->caseset
2632    #define UCD_OTHERCASE(ch)   ((pcre_uint32)((int)ch + (int)(GET_UCD(ch)->other_case)))
2633    
2634    #endif /* SUPPORT_UCP */
2635    
2636  #endif  #endif
2637    

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