author | Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> |
Fri, 11 Jun 2010 14:42:15 +0300 | |
changeset 74 | 91031d3aab7d |
parent 36 | 0ed94ceaa377 |
permissions | -rw-r--r-- |
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/************************************************* |
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* Perl-Compatible Regular Expressions * |
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*************************************************/ |
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/* PCRE is a library of functions to support regular expressions whose syntax |
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and semantics are as close as possible to those of the Perl 5 language. |
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Written by Philip Hazel |
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Copyright (c) 1997-2005 University of Cambridge |
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Copyright (c) 2004, 2005 Apple Computer, Inc. |
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----------------------------------------------------------------------------- |
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Redistribution and use in source and binary forms, with or without |
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modification, are permitted provided that the following conditions are met: |
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* Redistributions of source code must retain the above copyright notice, |
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this list of conditions and the following disclaimer. |
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* Redistributions in binary form must reproduce the above copyright |
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notice, this list of conditions and the following disclaimer in the |
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documentation and/or other materials provided with the distribution. |
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* Neither the name of the University of Cambridge nor the names of its |
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contributors may be used to endorse or promote products derived from |
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this software without specific prior written permission. |
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THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" |
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AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
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IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE |
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ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE |
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LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR |
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CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF |
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SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS |
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INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN |
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CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) |
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ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE |
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POSSIBILITY OF SUCH DAMAGE. |
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----------------------------------------------------------------------------- |
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*/ |
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/* This header contains definitions that are shared between the different |
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modules, but which are not relevant to the exported API. This includes some |
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functions whose names all begin with "_pcre_". */ |
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#ifndef PCRE_INTERNAL_H |
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#define PCRE_INTERNAL_H |
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#include "Assertions.h" |
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/* Added to prevent 64-to-32 shortening warnings when compiling for 64-bit |
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<rdar://problem/4712064> PCRE generates many warnings with -Wshorten-64-to-32 */ |
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#if defined(__GNUC__) && defined(__LP64__) |
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#define INT_CAST(i) (int)(i); ASSERT((i) <= INT_MAX) |
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#else |
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#define INT_CAST(i) (i) |
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#endif |
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#if COMPILER(MSVC) |
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#pragma warning(disable: 4232) |
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#pragma warning(disable: 4244) |
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#endif |
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#define _pcre_OP_lengths kjs_pcre_OP_lengths |
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#define _pcre_default_tables kjs_pcre_default_tables |
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#define _pcre_ord2utf8 kjs_pcre_ord2utf8 |
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#define _pcre_printint kjs_pcre_printint |
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#define _pcre_try_flipped kjs_pcre_try_flipped |
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#define _pcre_ucp_findchar kjs_pcre_ucp_findchar |
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#define _pcre_utf8_table1 kjs_pcre_utf8_table1 |
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#define _pcre_utf8_table1_size kjs_pcre_utf8_table1_size |
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#define _pcre_utf8_table2 kjs_pcre_utf8_table2 |
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#define _pcre_utf8_table3 kjs_pcre_utf8_table3 |
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#define _pcre_utf8_table4 kjs_pcre_utf8_table4 |
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#define _pcre_utt kjs_pcre_utt |
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#define _pcre_utt_size kjs_pcre_utt_size |
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#define _pcre_valid_utf8 kjs_pcre_valid_utf8 |
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#define _pcre_xclass kjs_pcre_xclass |
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/* Define DEBUG to get debugging output on stdout. */ |
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#if 0 |
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#define DEBUG |
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#endif |
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/* Use a macro for debugging printing, 'cause that eliminates the use of #ifdef |
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inline, and there are *still* stupid compilers about that don't like indented |
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pre-processor statements, or at least there were when I first wrote this. After |
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all, it had only been about 10 years then... */ |
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#ifdef DEBUG |
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#define DPRINTF(p) printf p |
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#else |
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#define DPRINTF(p) /*nothing*/ |
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#endif |
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/* Get the definitions provided by running "configure" */ |
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#include "pcre-config.h" |
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/* Standard C headers plus the external interface definition. The only time |
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setjmp and stdarg are used is when NO_RECURSE is set. */ |
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#include <ctype.h> |
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#include <limits.h> |
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#include <setjmp.h> |
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#include <stdarg.h> |
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#include <stddef.h> |
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#include <stdio.h> |
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#include <stdlib.h> |
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#include <string.h> |
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|
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#ifndef PCRE_SPY |
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#define PCRE_DEFINITION /* Win32 __declspec(export) trigger for .dll */ |
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#endif |
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|
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/* We need to have types that specify unsigned 16-bit and 32-bit integers. We |
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cannot determine these outside the compilation (e.g. by running a program as |
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part of "configure") because PCRE is often cross-compiled for use on other |
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systems. Instead we make use of the maximum sizes that are available at |
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preprocessor time in standard C environments. */ |
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|
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#if USHRT_MAX == 65535 |
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typedef unsigned short pcre_uint16; |
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#elif UINT_MAX == 65535 |
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typedef unsigned int pcre_uint16; |
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#else |
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#error Cannot determine a type for 16-bit unsigned integers |
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#endif |
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|
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#if UINT_MAX == 4294967295 |
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typedef unsigned int pcre_uint32; |
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#elif ULONG_MAX == 4294967295 |
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typedef unsigned long int pcre_uint32; |
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#else |
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#error Cannot determine a type for 32-bit unsigned integers |
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#endif |
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|
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/* Include the public PCRE header and the definitions of UCP character property |
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values. */ |
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|
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#include "pcre.h" |
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#include "ucp.h" |
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|
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/* All character handling must be done as unsigned characters. Otherwise there |
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are problems with top-bit-set characters and functions such as isspace(). |
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However, we leave the interface to the outside world as char *, because that |
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should make things easier for callers. We define a short type for unsigned char |
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to save lots of typing. I tried "uchar", but it causes problems on Digital |
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Unix, where it is defined in sys/types, so use "uschar" instead. */ |
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|
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typedef unsigned char uschar; |
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|
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/* Use pcre_uchar for always-unsigned version of pcre_char. */ |
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#if PCRE_UTF16 |
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typedef pcre_char pcre_uchar; |
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#else |
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typedef unsigned char pcre_uchar; |
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#endif |
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|
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/* When compiling for use with the Virtual Pascal compiler, these functions |
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need to have their names changed. PCRE must be compiled with the -DVPCOMPAT |
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option on the command line. */ |
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|
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#ifdef VPCOMPAT |
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#define strncmp(s1,s2,m) _strncmp(s1,s2,m) |
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#define memcpy(d,s,n) _memcpy(d,s,n) |
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#define memmove(d,s,n) _memmove(d,s,n) |
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#define memset(s,c,n) _memset(s,c,n) |
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#else /* VPCOMPAT */ |
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|
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/* To cope with SunOS4 and other systems that lack memmove() but have bcopy(), |
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define a macro for memmove() if HAVE_MEMMOVE is false, provided that HAVE_BCOPY |
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is set. Otherwise, include an emulating function for those systems that have |
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neither (there some non-Unix environments where this is the case). This assumes |
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that all calls to memmove are moving strings upwards in store, which is the |
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case in PCRE. */ |
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|
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#if ! HAVE_MEMMOVE |
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#undef memmove /* some systems may have a macro */ |
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#if HAVE_BCOPY |
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#define memmove(a, b, c) bcopy(b, a, c) |
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#else /* HAVE_BCOPY */ |
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void * |
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pcre_memmove(unsigned char *dest, const unsigned char *src, size_t n) |
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{ |
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int i; |
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dest += n; |
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src += n; |
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for (i = 0; i < n; ++i) *(--dest) = *(--src); |
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} |
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#define memmove(a, b, c) pcre_memmove(a, b, c) |
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#endif /* not HAVE_BCOPY */ |
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#endif /* not HAVE_MEMMOVE */ |
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#endif /* not VPCOMPAT */ |
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|
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|
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/* PCRE keeps offsets in its compiled code as 2-byte quantities (always stored |
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in big-endian order) by default. These are used, for example, to link from the |
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start of a subpattern to its alternatives and its end. The use of 2 bytes per |
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offset limits the size of the compiled regex to around 64K, which is big enough |
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for almost everybody. However, I received a request for an even bigger limit. |
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For this reason, and also to make the code easier to maintain, the storing and |
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loading of offsets from the byte string is now handled by the macros that are |
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defined here. |
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|
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The macros are controlled by the value of LINK_SIZE. This defaults to 2 in |
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the config.h file, but can be overridden by using -D on the command line. This |
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is automated on Unix systems via the "configure" command. */ |
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|
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#if LINK_SIZE == 2 |
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#define PUT(a,n,d) \ |
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(a[n] = (d) >> 8), \ |
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(a[(n)+1] = (d) & 255) |
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#define GET(a,n) \ |
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(((a)[n] << 8) | (a)[(n)+1]) |
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#define MAX_PATTERN_SIZE (1 << 16) |
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#elif LINK_SIZE == 3 |
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#define PUT(a,n,d) \ |
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(a[n] = (d) >> 16), \ |
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(a[(n)+1] = (d) >> 8), \ |
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(a[(n)+2] = (d) & 255) |
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#define GET(a,n) \ |
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(((a)[n] << 16) | ((a)[(n)+1] << 8) | (a)[(n)+2]) |
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#define MAX_PATTERN_SIZE (1 << 24) |
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#elif LINK_SIZE == 4 |
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#define PUT(a,n,d) \ |
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(a[n] = (d) >> 24), \ |
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(a[(n)+1] = (d) >> 16), \ |
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(a[(n)+2] = (d) >> 8), \ |
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(a[(n)+3] = (d) & 255) |
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#define GET(a,n) \ |
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(((a)[n] << 24) | ((a)[(n)+1] << 16) | ((a)[(n)+2] << 8) | (a)[(n)+3]) |
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#define MAX_PATTERN_SIZE (1 << 30) /* Keep it positive */ |
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#else |
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#error LINK_SIZE must be either 2, 3, or 4 |
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#endif |
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/* Convenience macro defined in terms of the others */ |
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#define PUTINC(a,n,d) PUT(a,n,d), a += LINK_SIZE |
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/* PCRE uses some other 2-byte quantities that do not change when the size of |
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offsets changes. There are used for repeat counts and for other things such as |
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capturing parenthesis numbers in back references. */ |
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#define PUT2(a,n,d) \ |
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a[n] = (d) >> 8; \ |
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a[(n)+1] = (d) & 255 |
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#define GET2(a,n) \ |
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(((a)[n] << 8) | (a)[(n)+1]) |
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#define PUT2INC(a,n,d) PUT2(a,n,d), a += 2 |
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/* When UTF-8 encoding is being used, a character is no longer just a single |
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byte. The macros for character handling generate simple sequences when used in |
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byte-mode, and more complicated ones for UTF-8 characters. */ |
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#ifndef SUPPORT_UTF8 |
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#define GETCHAR(c, eptr) c = *eptr; |
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#define GETCHARTEST(c, eptr) c = *eptr; |
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#define GETCHARINC(c, eptr) c = *eptr++; |
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#define GETCHARINCTEST(c, eptr) c = *eptr++; |
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#define GETCHARLEN(c, eptr, len) c = *eptr; |
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#define BACKCHAR(eptr) |
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#else /* SUPPORT_UTF8 */ |
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/* Get the next UTF-8 character, not advancing the pointer, incrementing length |
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if there are extra bytes. This is called when we know we are in UTF-8 mode. */ |
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#define GETUTF8CHARLEN(c, eptr, len) \ |
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c = *eptr; \ |
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if ((c & 0xc0) == 0xc0) \ |
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{ \ |
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int gcii; \ |
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int gcaa = _pcre_utf8_table4[c & 0x3f]; /* Number of additional bytes */ \ |
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int gcss = 6*gcaa; \ |
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c = (c & _pcre_utf8_table3[gcaa]) << gcss; \ |
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for (gcii = 1; gcii <= gcaa; gcii++) \ |
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{ \ |
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gcss -= 6; \ |
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c |= (eptr[gcii] & 0x3f) << gcss; \ |
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} \ |
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len += gcaa; \ |
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} |
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/* Get the next UTF-8 character, advancing the pointer. This is called when we |
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know we are in UTF-8 mode. */ |
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|
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#define GETUTF8CHARINC(c, eptr) \ |
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c = *eptr++; \ |
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if ((c & 0xc0) == 0xc0) \ |
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{ \ |
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int gcaa = _pcre_utf8_table4[c & 0x3f]; /* Number of additional bytes */ \ |
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int gcss = 6*gcaa; \ |
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c = (c & _pcre_utf8_table3[gcaa]) << gcss; \ |
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while (gcaa-- > 0) \ |
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319 |
{ \ |
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gcss -= 6; \ |
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|
321 |
c |= (*eptr++ & 0x3f) << gcss; \ |
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322 |
} \ |
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323 |
} |
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|
324 |
|
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325 |
#if PCRE_UTF16 |
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326 |
|
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#define LEAD_OFFSET (0xd800 - (0x10000 >> 10)) |
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|
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#define SURROGATE_OFFSET (0x10000 - (0xd800 << 10) - 0xdc00) |
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|
329 |
|
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330 |
#define IS_LEADING_SURROGATE(c) (((c) & ~0x3ff) == 0xd800) |
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|
331 |
#define IS_TRAILING_SURROGATE(c) (((c) & ~0x3ff) == 0xdc00) |
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|
332 |
|
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333 |
#define DECODE_SURROGATE_PAIR(l, t) (((l) << 10) + (t) + SURROGATE_OFFSET) |
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334 |
#define LEADING_SURROGATE(c) (LEAD_OFFSET + ((c) >> 10)) |
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335 |
#define TRAILING_SURROGATE(c) (0xdc00 + ((c) & 0x3FF)) |
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336 |
|
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337 |
#define GETCHAR(c, eptr) \ |
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338 |
c = eptr[0]; \ |
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339 |
if (IS_LEADING_SURROGATE(c)) \ |
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c = DECODE_SURROGATE_PAIR(c, eptr[1]) |
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341 |
|
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#define GETCHARTEST(c, eptr) GETCHAR(c, eptr) |
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343 |
|
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344 |
#define GETCHARINC(c, eptr) \ |
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c = *eptr++; \ |
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346 |
if (IS_LEADING_SURROGATE(c)) \ |
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347 |
c = DECODE_SURROGATE_PAIR(c, *eptr++) |
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348 |
|
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349 |
#define GETCHARINCTEST(c, eptr) GETCHARINC(c, eptr) |
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350 |
|
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351 |
#define GETCHARLEN(c, eptr, len) \ |
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c = eptr[0]; \ |
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353 |
if (IS_LEADING_SURROGATE(c)) \ |
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|
354 |
{ \ |
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c = DECODE_SURROGATE_PAIR(c, eptr[1]); \ |
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|
356 |
++len; \ |
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357 |
} |
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358 |
|
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359 |
#define GETCHARLENEND(c, eptr, end, len) \ |
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360 |
c = eptr[0]; \ |
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361 |
if (IS_LEADING_SURROGATE(c)) \ |
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362 |
{ \ |
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363 |
c = DECODE_SURROGATE_PAIR(c, eptr + 1 < end ? eptr[1] : 0); \ |
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364 |
++len; \ |
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365 |
} |
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|
366 |
|
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367 |
#define ISMIDCHAR(c) IS_TRAILING_SURROGATE(c) |
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368 |
|
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369 |
#else |
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|
370 |
|
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371 |
/* Get the next UTF-8 character, not advancing the pointer. This is called when |
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372 |
we know we are in UTF-8 mode. */ |
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|
373 |
|
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374 |
#define GETCHAR(c, eptr) \ |
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c = *eptr; \ |
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376 |
if ((c & 0xc0) == 0xc0) \ |
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|
377 |
{ \ |
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int gcii; \ |
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int gcaa = _pcre_utf8_table4[c & 0x3f]; /* Number of additional bytes */ \ |
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int gcss = 6*gcaa; \ |
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|
381 |
c = (c & _pcre_utf8_table3[gcaa]) << gcss; \ |
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|
382 |
for (gcii = 1; gcii <= gcaa; gcii++) \ |
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|
383 |
{ \ |
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|
384 |
gcss -= 6; \ |
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|
385 |
c |= (eptr[gcii] & 0x3f) << gcss; \ |
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|
386 |
} \ |
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|
387 |
} |
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|
388 |
|
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|
389 |
/* Get the next UTF-8 character, testing for UTF-8 mode, and not advancing the |
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|
390 |
pointer. */ |
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|
391 |
|
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|
392 |
#define GETCHARTEST(c, eptr) \ |
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|
393 |
c = *eptr; \ |
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|
394 |
if (utf8 && (c & 0xc0) == 0xc0) \ |
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|
395 |
{ \ |
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|
396 |
int gcii; \ |
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|
397 |
int gcaa = _pcre_utf8_table4[c & 0x3f]; /* Number of additional bytes */ \ |
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|
398 |
int gcss = 6*gcaa; \ |
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|
399 |
c = (c & _pcre_utf8_table3[gcaa]) << gcss; \ |
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|
400 |
for (gcii = 1; gcii <= gcaa; gcii++) \ |
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|
401 |
{ \ |
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|
402 |
gcss -= 6; \ |
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|
403 |
c |= (eptr[gcii] & 0x3f) << gcss; \ |
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Revision: 200911
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|
404 |
} \ |
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|
405 |
} |
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|
406 |
|
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|
407 |
/* Get the next UTF-8 character, advancing the pointer. This is called when we |
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Revision: 200911
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|
408 |
know we are in UTF-8 mode. */ |
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|
409 |
|
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|
410 |
#define GETCHARINC GETUTF8CHARINC |
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|
411 |
|
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|
412 |
/* Get the next character, testing for UTF-8 mode, and advancing the pointer */ |
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|
413 |
|
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|
414 |
#define GETCHARINCTEST(c, eptr) \ |
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|
415 |
c = *eptr++; \ |
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|
416 |
if (utf8 && (c & 0xc0) == 0xc0) \ |
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|
417 |
{ \ |
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|
418 |
int gcaa = _pcre_utf8_table4[c & 0x3f]; /* Number of additional bytes */ \ |
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|
419 |
int gcss = 6*gcaa; \ |
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Revision: 200911
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|
420 |
c = (c & _pcre_utf8_table3[gcaa]) << gcss; \ |
dd21522fd290
Revision: 200911
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|
421 |
while (gcaa-- > 0) \ |
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|
422 |
{ \ |
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|
423 |
gcss -= 6; \ |
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diff
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|
424 |
c |= (*eptr++ & 0x3f) << gcss; \ |
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|
425 |
} \ |
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Revision: 200911
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|
426 |
} |
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|
427 |
|
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Revision: 200911
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parents:
diff
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|
428 |
#define GETCHARLEN(c, eptr) GETUTF8CHARLEN(c, eptr) |
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Revision: 200911
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|
429 |
|
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diff
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|
430 |
/* Return 1 if not the start of a character. */ |
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|
431 |
|
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diff
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|
432 |
#define ISMIDCHAR(c) (((c) & 0xc0) == 0x80) |
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|
433 |
|
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|
434 |
#endif |
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|
435 |
|
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diff
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|
436 |
/* If the pointer is not at the start of a character, move it back until |
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|
437 |
it is. Called only in UTF-8 mode. */ |
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|
438 |
|
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|
439 |
#define BACKCHAR(eptr) while(ISMIDCHAR(*eptr)) eptr--; |
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|
440 |
|
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|
441 |
#endif |
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|
442 |
|
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|
443 |
|
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|
444 |
/* In case there is no definition of offsetof() provided - though any proper |
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|
445 |
Standard C system should have one. */ |
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|
446 |
|
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|
447 |
#ifndef offsetof |
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|
448 |
#define offsetof(p_type,field) ((size_t)&(((p_type *)0)->field)) |
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|
449 |
#endif |
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|
450 |
|
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|
451 |
|
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|
452 |
/* These are the public options that can change during matching. */ |
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|
453 |
|
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|
454 |
#define PCRE_IMS (PCRE_CASELESS|PCRE_MULTILINE|PCRE_DOTALL) |
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|
455 |
|
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diff
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|
456 |
/* Private options flags start at the most significant end of the four bytes, |
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|
457 |
but skip the top bit so we can use ints for convenience without getting tangled |
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|
458 |
with negative values. The public options defined in pcre.h start at the least |
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|
459 |
significant end. Make sure they don't overlap! */ |
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|
460 |
|
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|
461 |
#define PCRE_FIRSTSET 0x40000000 /* first_byte is set */ |
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diff
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|
462 |
#define PCRE_REQCHSET 0x20000000 /* req_byte is set */ |
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|
463 |
#define PCRE_STARTLINE 0x10000000 /* start after \n for multiline */ |
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diff
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|
464 |
#define PCRE_ICHANGED 0x08000000 /* i option changes within regex */ |
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|
465 |
#define PCRE_NOPARTIAL 0x04000000 /* can't use partial with this regex */ |
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|
466 |
|
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diff
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|
467 |
/* Options for the "extra" block produced by pcre_study(). */ |
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|
468 |
|
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|
469 |
#define PCRE_STUDY_MAPPED 0x01 /* a map of starting chars exists */ |
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|
470 |
|
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|
471 |
/* Masks for identifying the public options that are permitted at compile |
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|
472 |
time, run time, or study time, respectively. */ |
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|
473 |
|
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|
474 |
#define PUBLIC_OPTIONS \ |
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|
475 |
(PCRE_CASELESS|PCRE_EXTENDED|PCRE_ANCHORED|PCRE_MULTILINE| \ |
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|
476 |
PCRE_DOTALL|PCRE_DOLLAR_ENDONLY|PCRE_EXTRA|PCRE_UNGREEDY|PCRE_UTF8| \ |
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|
477 |
PCRE_NO_AUTO_CAPTURE|PCRE_NO_UTF8_CHECK|PCRE_AUTO_CALLOUT|PCRE_FIRSTLINE) |
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|
478 |
|
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|
479 |
#define PUBLIC_EXEC_OPTIONS \ |
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|
480 |
(PCRE_ANCHORED|PCRE_NOTBOL|PCRE_NOTEOL|PCRE_NOTEMPTY|PCRE_NO_UTF8_CHECK| \ |
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|
481 |
PCRE_PARTIAL) |
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|
482 |
|
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|
483 |
#define PUBLIC_DFA_EXEC_OPTIONS \ |
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|
484 |
(PCRE_ANCHORED|PCRE_NOTBOL|PCRE_NOTEOL|PCRE_NOTEMPTY|PCRE_NO_UTF8_CHECK| \ |
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|
485 |
PCRE_PARTIAL|PCRE_DFA_SHORTEST|PCRE_DFA_RESTART) |
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|
486 |
|
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|
487 |
#define PUBLIC_STUDY_OPTIONS 0 /* None defined */ |
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|
488 |
|
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diff
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|
489 |
/* Magic number to provide a small check against being handed junk. Also used |
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|
490 |
to detect whether a pattern was compiled on a host of different endianness. */ |
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|
491 |
|
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diff
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|
492 |
#define MAGIC_NUMBER 0x50435245UL /* 'PCRE' */ |
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|
493 |
|
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Revision: 200911
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|
494 |
/* Negative values for the firstchar and reqchar variables */ |
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|
495 |
|
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|
496 |
#define REQ_UNSET (-2) |
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|
497 |
#define REQ_NONE (-1) |
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|
498 |
|
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diff
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|
499 |
/* The maximum remaining length of subject we are prepared to search for a |
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|
500 |
req_byte match. */ |
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|
501 |
|
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|
502 |
#define REQ_BYTE_MAX 1000 |
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|
503 |
|
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Revision: 200911
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diff
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|
504 |
/* Flags added to firstbyte or reqbyte; a "non-literal" item is either a |
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Revision: 200911
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|
505 |
variable-length repeat, or a anything other than literal characters. */ |
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|
506 |
|
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|
507 |
#define REQ_CASELESS 0x0100 /* indicates caselessness */ |
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|
508 |
#define REQ_VARY 0x0200 /* reqbyte followed non-literal item */ |
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|
509 |
|
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Revision: 200911
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|
510 |
/* Miscellaneous definitions */ |
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Revision: 200911
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|
511 |
|
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|
512 |
typedef int BOOL; |
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|
513 |
|
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Revision: 200911
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|
514 |
#define FALSE 0 |
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|
515 |
#define TRUE 1 |
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Revision: 200911
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|
516 |
|
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Revision: 200911
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diff
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|
517 |
/* Escape items that are just an encoding of a particular data value. Note that |
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Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
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diff
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|
518 |
ESC_n is defined as yet another macro, which is set in config.h to either \n |
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Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
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diff
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|
519 |
(the default) or \r (which some people want). */ |
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Revision: 200911
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parents:
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|
520 |
|
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Revision: 200911
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|
521 |
#ifndef ESC_e |
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|
522 |
#define ESC_e 27 |
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Revision: 200911
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|
523 |
#endif |
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|
524 |
|
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Revision: 200911
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|
525 |
#ifndef ESC_f |
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Revision: 200911
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|
526 |
#define ESC_f '\f' |
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Revision: 200911
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|
527 |
#endif |
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Revision: 200911
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|
528 |
|
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Revision: 200911
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diff
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|
529 |
#ifndef ESC_n |
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Revision: 200911
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diff
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|
530 |
#define ESC_n NEWLINE |
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|
531 |
#endif |
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|
532 |
|
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|
533 |
#ifndef ESC_r |
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diff
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|
534 |
#define ESC_r '\r' |
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diff
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|
535 |
#endif |
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|
536 |
|
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diff
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|
537 |
/* We can't officially use ESC_t because it is a POSIX reserved identifier |
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diff
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|
538 |
(presumably because of all the others like size_t). */ |
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|
539 |
|
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|
540 |
#ifndef ESC_tee |
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|
541 |
#define ESC_tee '\t' |
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|
542 |
#endif |
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|
543 |
|
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|
544 |
#ifndef ESC_v |
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|
545 |
#define ESC_v '\v' |
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|
546 |
#endif |
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|
547 |
|
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|
548 |
/* These are escaped items that aren't just an encoding of a particular data |
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|
549 |
value such as \n. They must have non-zero values, as check_escape() returns |
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|
550 |
their negation. Also, they must appear in the same order as in the opcode |
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|
551 |
definitions below, up to ESC_z. There's a dummy for OP_ANY because it |
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|
552 |
corresponds to "." rather than an escape sequence. The final one must be |
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|
553 |
ESC_REF as subsequent values are used for \1, \2, \3, etc. There is are two |
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|
554 |
tests in the code for an escape greater than ESC_b and less than ESC_Z to |
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|
555 |
detect the types that may be repeated. These are the types that consume |
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|
556 |
characters. If any new escapes are put in between that don't consume a |
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|
557 |
character, that code will have to change. */ |
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|
558 |
|
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|
559 |
enum { ESC_A = 1, ESC_G, ESC_B, ESC_b, ESC_D, ESC_d, ESC_S, ESC_s, ESC_W, |
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|
560 |
ESC_w, ESC_dum1, ESC_C, ESC_P, ESC_p, ESC_X, ESC_Z, ESC_z, ESC_E, |
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|
561 |
ESC_Q, ESC_REF }; |
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|
562 |
|
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|
563 |
/* Flag bits and data types for the extended class (OP_XCLASS) for classes that |
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Revision: 200911
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|
564 |
contain UTF-8 characters with values greater than 255. */ |
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|
565 |
|
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|
566 |
#define XCL_NOT 0x01 /* Flag: this is a negative class */ |
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|
567 |
#define XCL_MAP 0x02 /* Flag: a 32-byte map is present */ |
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|
568 |
|
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|
569 |
#define XCL_END 0 /* Marks end of individual items */ |
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|
570 |
#define XCL_SINGLE 1 /* Single item (one multibyte char) follows */ |
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|
571 |
#define XCL_RANGE 2 /* A range (two multibyte chars) follows */ |
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|
572 |
#define XCL_PROP 3 /* Unicode property (one property code) follows */ |
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|
573 |
#define XCL_NOTPROP 4 /* Unicode inverted property (ditto) */ |
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|
574 |
|
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|
575 |
|
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|
576 |
/* Opcode table: OP_BRA must be last, as all values >= it are used for brackets |
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|
577 |
that extract substrings. Starting from 1 (i.e. after OP_END), the values up to |
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Revision: 200911
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|
578 |
OP_EOD must correspond in order to the list of escapes immediately above. |
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|
579 |
Note that whenever this list is updated, the two macro definitions that follow |
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Revision: 200911
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|
580 |
must also be updated to match. */ |
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|
581 |
|
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|
582 |
enum { |
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|
583 |
OP_END, /* 0 End of pattern */ |
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|
584 |
|
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|
585 |
/* Values corresponding to backslashed metacharacters */ |
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|
586 |
|
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|
587 |
OP_SOD, /* 1 Start of data: \A */ |
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|
588 |
OP_SOM, /* 2 Start of match (subject + offset): \G */ |
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|
589 |
OP_NOT_WORD_BOUNDARY, /* 3 \B */ |
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|
590 |
OP_WORD_BOUNDARY, /* 4 \b */ |
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|
591 |
OP_NOT_DIGIT, /* 5 \D */ |
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|
592 |
OP_DIGIT, /* 6 \d */ |
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|
593 |
OP_NOT_WHITESPACE, /* 7 \S */ |
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|
594 |
OP_WHITESPACE, /* 8 \s */ |
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|
595 |
OP_NOT_WORDCHAR, /* 9 \W */ |
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diff
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|
596 |
OP_WORDCHAR, /* 10 \w */ |
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|
597 |
OP_ANY, /* 11 Match any character */ |
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diff
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|
598 |
OP_ANYBYTE, /* 12 Match any byte (\C); different to OP_ANY for UTF-8 */ |
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|
599 |
OP_NOTPROP, /* 13 \P (not Unicode property) */ |
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|
600 |
OP_PROP, /* 14 \p (Unicode property) */ |
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|
601 |
OP_EXTUNI, /* 15 \X (extended Unicode sequence */ |
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|
602 |
OP_EODN, /* 16 End of data or \n at end of data: \Z. */ |
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|
603 |
OP_EOD, /* 17 End of data: \z */ |
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|
604 |
|
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Revision: 200911
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|
605 |
OP_OPT, /* 18 Set runtime options */ |
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|
606 |
OP_CIRC, /* 19 Start of line - varies with multiline switch */ |
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|
607 |
OP_DOLL, /* 20 End of line - varies with multiline switch */ |
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Revision: 200911
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|
608 |
OP_CHAR, /* 21 Match one character, casefully */ |
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|
609 |
OP_CHARNC, /* 22 Match one character, caselessly */ |
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|
610 |
OP_NOT, /* 23 Match anything but the following char */ |
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|
611 |
|
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|
612 |
OP_STAR, /* 24 The maximizing and minimizing versions of */ |
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diff
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|
613 |
OP_MINSTAR, /* 25 all these opcodes must come in pairs, with */ |
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|
614 |
OP_PLUS, /* 26 the minimizing one second. */ |
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diff
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|
615 |
OP_MINPLUS, /* 27 This first set applies to single characters */ |
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|
616 |
OP_QUERY, /* 28 */ |
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diff
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|
617 |
OP_MINQUERY, /* 29 */ |
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diff
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|
618 |
OP_UPTO, /* 30 From 0 to n matches */ |
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|
619 |
OP_MINUPTO, /* 31 */ |
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diff
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|
620 |
OP_EXACT, /* 32 Exactly n matches */ |
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|
621 |
|
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|
622 |
OP_NOTSTAR, /* 33 The maximizing and minimizing versions of */ |
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diff
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|
623 |
OP_NOTMINSTAR, /* 34 all these opcodes must come in pairs, with */ |
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diff
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|
624 |
OP_NOTPLUS, /* 35 the minimizing one second. */ |
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diff
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|
625 |
OP_NOTMINPLUS, /* 36 This set applies to "not" single characters */ |
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diff
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|
626 |
OP_NOTQUERY, /* 37 */ |
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diff
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|
627 |
OP_NOTMINQUERY, /* 38 */ |
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diff
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|
628 |
OP_NOTUPTO, /* 39 From 0 to n matches */ |
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|
629 |
OP_NOTMINUPTO, /* 40 */ |
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diff
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|
630 |
OP_NOTEXACT, /* 41 Exactly n matches */ |
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|
631 |
|
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Revision: 200911
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|
632 |
OP_TYPESTAR, /* 42 The maximizing and minimizing versions of */ |
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diff
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|
633 |
OP_TYPEMINSTAR, /* 43 all these opcodes must come in pairs, with */ |
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Revision: 200911
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parents:
diff
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|
634 |
OP_TYPEPLUS, /* 44 the minimizing one second. These codes must */ |
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|
635 |
OP_TYPEMINPLUS, /* 45 be in exactly the same order as those above. */ |
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|
636 |
OP_TYPEQUERY, /* 46 This set applies to character types such as \d */ |
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|
637 |
OP_TYPEMINQUERY, /* 47 */ |
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|
638 |
OP_TYPEUPTO, /* 48 From 0 to n matches */ |
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diff
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|
639 |
OP_TYPEMINUPTO, /* 49 */ |
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|
640 |
OP_TYPEEXACT, /* 50 Exactly n matches */ |
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|
641 |
|
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|
642 |
OP_CRSTAR, /* 51 The maximizing and minimizing versions of */ |
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|
643 |
OP_CRMINSTAR, /* 52 all these opcodes must come in pairs, with */ |
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|
644 |
OP_CRPLUS, /* 53 the minimizing one second. These codes must */ |
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|
645 |
OP_CRMINPLUS, /* 54 be in exactly the same order as those above. */ |
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|
646 |
OP_CRQUERY, /* 55 These are for character classes and back refs */ |
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|
647 |
OP_CRMINQUERY, /* 56 */ |
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|
648 |
OP_CRRANGE, /* 57 These are different to the three sets above. */ |
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|
649 |
OP_CRMINRANGE, /* 58 */ |
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|
650 |
|
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|
651 |
OP_CLASS, /* 59 Match a character class, chars < 256 only */ |
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|
652 |
OP_NCLASS, /* 60 Same, but the bitmap was created from a negative |
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|
653 |
class - the difference is relevant only when a UTF-8 |
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|
654 |
character > 255 is encountered. */ |
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|
655 |
|
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|
656 |
OP_XCLASS, /* 61 Extended class for handling UTF-8 chars within the |
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|
657 |
class. This does both positive and negative. */ |
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|
658 |
|
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|
659 |
OP_REF, /* 62 Match a back reference */ |
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|
660 |
OP_RECURSE, /* 63 Match a numbered subpattern (possibly recursive) */ |
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|
661 |
OP_CALLOUT, /* 64 Call out to external function if provided */ |
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|
662 |
|
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|
663 |
OP_ALT, /* 65 Start of alternation */ |
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|
664 |
OP_KET, /* 66 End of group that doesn't have an unbounded repeat */ |
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|
665 |
OP_KETRMAX, /* 67 These two must remain together and in this */ |
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|
666 |
OP_KETRMIN, /* 68 order. They are for groups the repeat for ever. */ |
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|
667 |
|
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|
668 |
/* The assertions must come before ONCE and COND */ |
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|
669 |
|
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|
670 |
OP_ASSERT, /* 69 Positive lookahead */ |
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|
671 |
OP_ASSERT_NOT, /* 70 Negative lookahead */ |
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|
672 |
OP_ASSERTBACK, /* 71 Positive lookbehind */ |
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|
673 |
OP_ASSERTBACK_NOT, /* 72 Negative lookbehind */ |
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|
674 |
OP_REVERSE, /* 73 Move pointer back - used in lookbehind assertions */ |
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|
675 |
|
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|
676 |
/* ONCE and COND must come after the assertions, with ONCE first, as there's |
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Revision: 200911
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|
677 |
a test for >= ONCE for a subpattern that isn't an assertion. */ |
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|
678 |
|
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|
679 |
OP_ONCE, /* 74 Once matched, don't back up into the subpattern */ |
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|
680 |
OP_COND, /* 75 Conditional group */ |
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|
681 |
OP_CREF, /* 76 Used to hold an extraction string number (cond ref) */ |
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|
682 |
|
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|
683 |
OP_BRAZERO, /* 77 These two must remain together and in this */ |
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|
684 |
OP_BRAMINZERO, /* 78 order. */ |
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|
685 |
|
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|
686 |
OP_BRANUMBER, /* 79 Used for extracting brackets whose number is greater |
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|
687 |
than can fit into an opcode. */ |
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|
688 |
|
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|
689 |
OP_BRA /* 80 This and greater values are used for brackets that |
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|
690 |
extract substrings up to EXTRACT_BASIC_MAX. After |
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Revision: 200911
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|
691 |
that, use is made of OP_BRANUMBER. */ |
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|
692 |
}; |
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|
693 |
|
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|
694 |
/* WARNING WARNING WARNING: There is an implicit assumption in pcre.c and |
dd21522fd290
Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
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diff
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|
695 |
study.c that all opcodes are less than 128 in value. This makes handling UTF-8 |
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Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
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diff
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|
696 |
character sequences easier. */ |
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|
697 |
|
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|
698 |
/* The highest extraction number before we have to start using additional |
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diff
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|
699 |
bytes. (Originally PCRE didn't have support for extraction counts highter than |
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|
700 |
this number.) The value is limited by the number of opcodes left after OP_BRA, |
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|
701 |
i.e. 255 - OP_BRA. We actually set it a bit lower to leave room for additional |
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|
702 |
opcodes. */ |
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|
703 |
|
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|
704 |
#define EXTRACT_BASIC_MAX 100 |
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|
705 |
|
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|
706 |
|
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diff
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|
707 |
/* This macro defines textual names for all the opcodes. These are used only |
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Revision: 200911
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diff
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|
708 |
for debugging. The macro is referenced only in pcre_printint.c. */ |
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|
709 |
|
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|
710 |
#define OP_NAME_LIST \ |
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|
711 |
"End", "\\A", "\\G", "\\B", "\\b", "\\D", "\\d", \ |
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|
712 |
"\\S", "\\s", "\\W", "\\w", "Any", "Anybyte", \ |
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|
713 |
"notprop", "prop", "extuni", \ |
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|
714 |
"\\Z", "\\z", \ |
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diff
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|
715 |
"Opt", "^", "$", "char", "charnc", "not", \ |
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|
716 |
"*", "*?", "+", "+?", "?", "??", "{", "{", "{", \ |
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diff
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|
717 |
"*", "*?", "+", "+?", "?", "??", "{", "{", "{", \ |
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diff
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|
718 |
"*", "*?", "+", "+?", "?", "??", "{", "{", "{", \ |
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diff
changeset
|
719 |
"*", "*?", "+", "+?", "?", "??", "{", "{", \ |
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diff
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|
720 |
"class", "nclass", "xclass", "Ref", "Recurse", "Callout", \ |
dd21522fd290
Revision: 200911
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diff
changeset
|
721 |
"Alt", "Ket", "KetRmax", "KetRmin", "Assert", "Assert not", \ |
dd21522fd290
Revision: 200911
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parents:
diff
changeset
|
722 |
"AssertB", "AssertB not", "Reverse", "Once", "Cond", "Cond ref",\ |
dd21522fd290
Revision: 200911
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diff
changeset
|
723 |
"Brazero", "Braminzero", "Branumber", "Bra" |
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Revision: 200911
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diff
changeset
|
724 |
|
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Revision: 200911
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diff
changeset
|
725 |
|
dd21522fd290
Revision: 200911
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parents:
diff
changeset
|
726 |
/* This macro defines the length of fixed length operations in the compiled |
dd21522fd290
Revision: 200911
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parents:
diff
changeset
|
727 |
regex. The lengths are used when searching for specific things, and also in the |
dd21522fd290
Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff
changeset
|
728 |
debugging printing of a compiled regex. We use a macro so that it can be |
dd21522fd290
Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff
changeset
|
729 |
defined close to the definitions of the opcodes themselves. |
dd21522fd290
Revision: 200911
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parents:
diff
changeset
|
730 |
|
dd21522fd290
Revision: 200911
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parents:
diff
changeset
|
731 |
As things have been extended, some of these are no longer fixed lenths, but are |
dd21522fd290
Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff
changeset
|
732 |
minima instead. For example, the length of a single-character repeat may vary |
dd21522fd290
Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff
changeset
|
733 |
in UTF-8 mode. The code that uses this table must know about such things. */ |
dd21522fd290
Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff
changeset
|
734 |
|
dd21522fd290
Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff
changeset
|
735 |
#define OP_LENGTHS \ |
dd21522fd290
Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff
changeset
|
736 |
1, /* End */ \ |
dd21522fd290
Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff
changeset
|
737 |
1, 1, 1, 1, 1, 1, 1, 1, 1, 1, /* \A, \G, \B, \B, \D, \d, \S, \s, \W, \w */ \ |
dd21522fd290
Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff
changeset
|
738 |
1, 1, /* Any, Anybyte */ \ |
dd21522fd290
Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff
changeset
|
739 |
2, 2, 1, /* NOTPROP, PROP, EXTUNI */ \ |
dd21522fd290
Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff
changeset
|
740 |
1, 1, 2, 1, 1, /* \Z, \z, Opt, ^, $ */ \ |
dd21522fd290
Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff
changeset
|
741 |
2, /* Char - the minimum length */ \ |
dd21522fd290
Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff
changeset
|
742 |
2, /* Charnc - the minimum length */ \ |
dd21522fd290
Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff
changeset
|
743 |
2, /* not */ \ |
dd21522fd290
Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff
changeset
|
744 |
/* Positive single-char repeats ** These are */ \ |
dd21522fd290
Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff
changeset
|
745 |
2, 2, 2, 2, 2, 2, /* *, *?, +, +?, ?, ?? ** minima in */ \ |
dd21522fd290
Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff
changeset
|
746 |
4, 4, 4, /* upto, minupto, exact ** UTF-8 mode */ \ |
dd21522fd290
Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff
changeset
|
747 |
/* Negative single-char repeats - only for chars < 256 */ \ |
dd21522fd290
Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff
changeset
|
748 |
2, 2, 2, 2, 2, 2, /* NOT *, *?, +, +?, ?, ?? */ \ |
dd21522fd290
Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff
changeset
|
749 |
4, 4, 4, /* NOT upto, minupto, exact */ \ |
dd21522fd290
Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff
changeset
|
750 |
/* Positive type repeats */ \ |
dd21522fd290
Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff
changeset
|
751 |
2, 2, 2, 2, 2, 2, /* Type *, *?, +, +?, ?, ?? */ \ |
dd21522fd290
Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff
changeset
|
752 |
4, 4, 4, /* Type upto, minupto, exact */ \ |
dd21522fd290
Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff
changeset
|
753 |
/* Character class & ref repeats */ \ |
dd21522fd290
Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff
changeset
|
754 |
1, 1, 1, 1, 1, 1, /* *, *?, +, +?, ?, ?? */ \ |
dd21522fd290
Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff
changeset
|
755 |
5, 5, /* CRRANGE, CRMINRANGE */ \ |
dd21522fd290
Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff
changeset
|
756 |
33, /* CLASS */ \ |
dd21522fd290
Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff
changeset
|
757 |
33, /* NCLASS */ \ |
dd21522fd290
Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff
changeset
|
758 |
0, /* XCLASS - variable length */ \ |
dd21522fd290
Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff
changeset
|
759 |
3, /* REF */ \ |
dd21522fd290
Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff
changeset
|
760 |
1+LINK_SIZE, /* RECURSE */ \ |
dd21522fd290
Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff
changeset
|
761 |
2+2*LINK_SIZE, /* CALLOUT */ \ |
dd21522fd290
Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff
changeset
|
762 |
1+LINK_SIZE, /* Alt */ \ |
dd21522fd290
Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff
changeset
|
763 |
1+LINK_SIZE, /* Ket */ \ |
dd21522fd290
Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff
changeset
|
764 |
1+LINK_SIZE, /* KetRmax */ \ |
dd21522fd290
Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff
changeset
|
765 |
1+LINK_SIZE, /* KetRmin */ \ |
dd21522fd290
Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff
changeset
|
766 |
1+LINK_SIZE, /* Assert */ \ |
dd21522fd290
Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff
changeset
|
767 |
1+LINK_SIZE, /* Assert not */ \ |
dd21522fd290
Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff
changeset
|
768 |
1+LINK_SIZE, /* Assert behind */ \ |
dd21522fd290
Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff
changeset
|
769 |
1+LINK_SIZE, /* Assert behind not */ \ |
dd21522fd290
Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff
changeset
|
770 |
1+LINK_SIZE, /* Reverse */ \ |
dd21522fd290
Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff
changeset
|
771 |
1+LINK_SIZE, /* Once */ \ |
dd21522fd290
Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff
changeset
|
772 |
1+LINK_SIZE, /* COND */ \ |
dd21522fd290
Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff
changeset
|
773 |
3, /* CREF */ \ |
dd21522fd290
Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff
changeset
|
774 |
1, 1, /* BRAZERO, BRAMINZERO */ \ |
dd21522fd290
Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff
changeset
|
775 |
3, /* BRANUMBER */ \ |
dd21522fd290
Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff
changeset
|
776 |
1+LINK_SIZE /* BRA */ \ |
dd21522fd290
Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff
changeset
|
777 |
|
dd21522fd290
Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff
changeset
|
778 |
|
dd21522fd290
Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff
changeset
|
779 |
/* A magic value for OP_CREF to indicate the "in recursion" condition. */ |
dd21522fd290
Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff
changeset
|
780 |
|
dd21522fd290
Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff
changeset
|
781 |
#define CREF_RECURSE 0xffff |
dd21522fd290
Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff
changeset
|
782 |
|
dd21522fd290
Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff
changeset
|
783 |
/* Error code numbers. They are given names so that they can more easily be |
dd21522fd290
Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff
changeset
|
784 |
tracked. */ |
dd21522fd290
Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff
changeset
|
785 |
|
dd21522fd290
Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff
changeset
|
786 |
enum { ERR0, ERR1, ERR2, ERR3, ERR4, ERR5, ERR6, ERR7, ERR8, ERR9, |
dd21522fd290
Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff
changeset
|
787 |
ERR10, ERR11, ERR12, ERR13, ERR14, ERR15, ERR16, ERR17, ERR18, ERR19, |
dd21522fd290
Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff
changeset
|
788 |
ERR20, ERR21, ERR22, ERR23, ERR24, ERR25, ERR26, ERR27, ERR28, ERR29, |
dd21522fd290
Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff
changeset
|
789 |
ERR30, ERR31, ERR32, ERR33, ERR34, ERR35, ERR36, ERR37, ERR38, ERR39, |
dd21522fd290
Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff
changeset
|
790 |
ERR40, ERR41, ERR42, ERR43, ERR44, ERR45, ERR46, ERR47 }; |
dd21522fd290
Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff
changeset
|
791 |
|
dd21522fd290
Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff
changeset
|
792 |
/* The real format of the start of the pcre block; the index of names and the |
dd21522fd290
Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff
changeset
|
793 |
code vector run on as long as necessary after the end. We store an explicit |
dd21522fd290
Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff
changeset
|
794 |
offset to the name table so that if a regex is compiled on one host, saved, and |
dd21522fd290
Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff
changeset
|
795 |
then run on another where the size of pointers is different, all might still |
dd21522fd290
Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff
changeset
|
796 |
be well. For the case of compiled-on-4 and run-on-8, we include an extra |
dd21522fd290
Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff
changeset
|
797 |
pointer that is always NULL. For future-proofing, a few dummy fields were |
dd21522fd290
Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff
changeset
|
798 |
originally included - even though you can never get this planning right - but |
dd21522fd290
Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff
changeset
|
799 |
there is only one left now. |
dd21522fd290
Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff
changeset
|
800 |
|
dd21522fd290
Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff
changeset
|
801 |
NOTE NOTE NOTE: |
dd21522fd290
Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff
changeset
|
802 |
Because people can now save and re-use compiled patterns, any additions to this |
dd21522fd290
Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff
changeset
|
803 |
structure should be made at the end, and something earlier (e.g. a new |
dd21522fd290
Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff
changeset
|
804 |
flag in the options or one of the dummy fields) should indicate that the new |
dd21522fd290
Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff
changeset
|
805 |
fields are present. Currently PCRE always sets the dummy fields to zero. |
dd21522fd290
Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff
changeset
|
806 |
NOTE NOTE NOTE: |
dd21522fd290
Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff
changeset
|
807 |
*/ |
dd21522fd290
Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff
changeset
|
808 |
|
dd21522fd290
Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff
changeset
|
809 |
typedef struct real_pcre { |
dd21522fd290
Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff
changeset
|
810 |
pcre_uint32 magic_number; |
dd21522fd290
Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff
changeset
|
811 |
pcre_uint32 size; /* Total that was malloced */ |
dd21522fd290
Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff
changeset
|
812 |
pcre_uint32 options; |
dd21522fd290
Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff
changeset
|
813 |
pcre_uint32 dummy1; /* For future use, maybe */ |
dd21522fd290
Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff
changeset
|
814 |
|
dd21522fd290
Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff
changeset
|
815 |
pcre_uint16 top_bracket; |
dd21522fd290
Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff
changeset
|
816 |
pcre_uint16 top_backref; |
dd21522fd290
Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff
changeset
|
817 |
pcre_uint16 first_byte; |
dd21522fd290
Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff
changeset
|
818 |
pcre_uint16 req_byte; |
dd21522fd290
Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff
changeset
|
819 |
pcre_uint16 name_table_offset; /* Offset to name table that follows */ |
dd21522fd290
Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff
changeset
|
820 |
pcre_uint16 name_entry_size; /* Size of any name items */ |
dd21522fd290
Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff
changeset
|
821 |
pcre_uint16 name_count; /* Number of name items */ |
dd21522fd290
Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff
changeset
|
822 |
pcre_uint16 ref_count; /* Reference count */ |
dd21522fd290
Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff
changeset
|
823 |
|
dd21522fd290
Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff
changeset
|
824 |
const unsigned char *tables; /* Pointer to tables or NULL for std */ |
dd21522fd290
Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff
changeset
|
825 |
const unsigned char *nullpad; /* NULL padding */ |
dd21522fd290
Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff
changeset
|
826 |
} real_pcre; |
dd21522fd290
Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff
changeset
|
827 |
|
dd21522fd290
Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff
changeset
|
828 |
/* The format of the block used to store data from pcre_study(). The same |
dd21522fd290
Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff
changeset
|
829 |
remark (see NOTE above) about extending this structure applies. */ |
dd21522fd290
Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff
changeset
|
830 |
|
dd21522fd290
Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff
changeset
|
831 |
typedef struct pcre_study_data { |
dd21522fd290
Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff
changeset
|
832 |
pcre_uint32 size; /* Total that was malloced */ |
dd21522fd290
Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff
changeset
|
833 |
pcre_uint32 options; |
dd21522fd290
Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff
changeset
|
834 |
uschar start_bits[32]; |
dd21522fd290
Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff
changeset
|
835 |
} pcre_study_data; |
dd21522fd290
Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff
changeset
|
836 |
|
dd21522fd290
Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff
changeset
|
837 |
/* Structure for passing "static" information around between the functions |
dd21522fd290
Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff
changeset
|
838 |
doing the compiling, so that they are thread-safe. */ |
dd21522fd290
Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff
changeset
|
839 |
|
dd21522fd290
Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff
changeset
|
840 |
typedef struct compile_data { |
dd21522fd290
Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
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diff
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|
841 |
const uschar *lcc; /* Points to lower casing table */ |
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Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff
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|
842 |
const uschar *fcc; /* Points to case-flipping table */ |
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Revision: 200911
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parents:
diff
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|
843 |
const uschar *cbits; /* Points to character type table */ |
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Revision: 200911
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diff
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|
844 |
const uschar *ctypes; /* Points to table of type maps */ |
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Revision: 200911
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diff
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|
845 |
const uschar *start_code; /* The start of the compiled code */ |
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Revision: 200911
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parents:
diff
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|
846 |
const pcre_uchar *start_pattern; /* The start of the pattern */ |
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Revision: 200911
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diff
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|
847 |
uschar *name_table; /* The name/number table */ |
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Revision: 200911
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diff
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|
848 |
int names_found; /* Number of entries so far */ |
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Revision: 200911
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diff
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|
849 |
int name_entry_size; /* Size of each entry */ |
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Revision: 200911
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parents:
diff
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|
850 |
int top_backref; /* Maximum back reference */ |
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Revision: 200911
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parents:
diff
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|
851 |
unsigned int backref_map; /* Bitmap of low back refs */ |
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Revision: 200911
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parents:
diff
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|
852 |
int req_varyopt; /* "After variable item" flag for reqbyte */ |
dd21522fd290
Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff
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|
853 |
BOOL nopartial; /* Set TRUE if partial won't work */ |
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Revision: 200911
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parents:
diff
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|
854 |
} compile_data; |
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diff
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|
855 |
|
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Revision: 200911
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diff
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|
856 |
/* Structure for maintaining a chain of pointers to the currently incomplete |
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diff
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|
857 |
branches, for testing for left recursion. */ |
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|
858 |
|
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Revision: 200911
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diff
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|
859 |
typedef struct branch_chain { |
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Revision: 200911
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diff
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|
860 |
struct branch_chain *outer; |
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Revision: 200911
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diff
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|
861 |
uschar *current; |
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parents:
diff
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|
862 |
} branch_chain; |
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|
863 |
|
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Revision: 200911
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parents:
diff
changeset
|
864 |
/* Structure for items in a linked list that represents an explicit recursive |
dd21522fd290
Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff
changeset
|
865 |
call within the pattern. */ |
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Revision: 200911
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parents:
diff
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|
866 |
|
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Revision: 200911
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diff
changeset
|
867 |
typedef struct recursion_info { |
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Revision: 200911
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parents:
diff
changeset
|
868 |
struct recursion_info *prevrec; /* Previous recursion record (or NULL) */ |
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Revision: 200911
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parents:
diff
changeset
|
869 |
int group_num; /* Number of group that was called */ |
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Revision: 200911
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parents:
diff
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|
870 |
const uschar *after_call; /* "Return value": points after the call in the expr */ |
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Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff
changeset
|
871 |
const pcre_uchar *save_start; /* Old value of md->start_match */ |
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Revision: 200911
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parents:
diff
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|
872 |
int *offset_save; /* Pointer to start of saved offsets */ |
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Revision: 200911
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parents:
diff
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|
873 |
int saved_max; /* Number of saved offsets */ |
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Revision: 200911
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parents:
diff
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|
874 |
} recursion_info; |
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Revision: 200911
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parents:
diff
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|
875 |
|
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Revision: 200911
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parents:
diff
changeset
|
876 |
/* When compiling in a mode that doesn't use recursive calls to match(), |
dd21522fd290
Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff
changeset
|
877 |
a structure is used to remember local variables on the heap. It is defined in |
dd21522fd290
Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff
changeset
|
878 |
pcre.c, close to the match() function, so that it is easy to keep it in step |
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Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff
changeset
|
879 |
with any changes of local variable. However, the pointer to the current frame |
dd21522fd290
Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff
changeset
|
880 |
must be saved in some "static" place over a longjmp(). We declare the |
dd21522fd290
Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff
changeset
|
881 |
structure here so that we can put a pointer in the match_data structure. |
dd21522fd290
Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff
changeset
|
882 |
NOTE: This isn't used for a "normal" compilation of pcre. */ |
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Revision: 200911
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parents:
diff
changeset
|
883 |
|
dd21522fd290
Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff
changeset
|
884 |
struct heapframe; |
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Revision: 200911
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parents:
diff
changeset
|
885 |
|
dd21522fd290
Revision: 200911
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parents:
diff
changeset
|
886 |
/* Structure for passing "static" information around between the functions |
dd21522fd290
Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff
changeset
|
887 |
doing traditional NFA matching, so that they are thread-safe. */ |
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Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff
changeset
|
888 |
|
dd21522fd290
Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff
changeset
|
889 |
typedef struct match_data { |
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Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff
changeset
|
890 |
unsigned long int match_call_count; /* As it says */ |
dd21522fd290
Revision: 200911
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parents:
diff
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|
891 |
unsigned long int match_limit;/* As it says */ |
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Revision: 200911
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parents:
diff
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|
892 |
int *offset_vector; /* Offset vector */ |
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Revision: 200911
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parents:
diff
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|
893 |
int offset_end; /* One past the end */ |
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Revision: 200911
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parents:
diff
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|
894 |
int offset_max; /* The maximum usable for return data */ |
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Revision: 200911
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parents:
diff
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|
895 |
const uschar *lcc; /* Points to lower casing table */ |
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Revision: 200911
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parents:
diff
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|
896 |
const uschar *ctypes; /* Points to table of type maps */ |
dd21522fd290
Revision: 200911
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diff
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|
897 |
BOOL offset_overflow; /* Set if too many extractions */ |
dd21522fd290
Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff
changeset
|
898 |
BOOL notbol; /* NOTBOL flag */ |
dd21522fd290
Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff
changeset
|
899 |
BOOL noteol; /* NOTEOL flag */ |
dd21522fd290
Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff
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|
900 |
BOOL utf8; /* UTF8 flag */ |
dd21522fd290
Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff
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|
901 |
BOOL endonly; /* Dollar not before final \n */ |
dd21522fd290
Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff
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|
902 |
BOOL notempty; /* Empty string match not wanted */ |
dd21522fd290
Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff
changeset
|
903 |
BOOL partial; /* PARTIAL flag */ |
dd21522fd290
Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff
changeset
|
904 |
BOOL hitend; /* Hit the end of the subject at some point */ |
dd21522fd290
Revision: 200911
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parents:
diff
changeset
|
905 |
const uschar *start_code; /* For use when recursing */ |
dd21522fd290
Revision: 200911
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parents:
diff
changeset
|
906 |
const pcre_uchar *start_subject; /* Start of the subject string */ |
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Revision: 200911
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parents:
diff
changeset
|
907 |
const pcre_uchar *end_subject; /* End of the subject string */ |
dd21522fd290
Revision: 200911
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parents:
diff
changeset
|
908 |
const pcre_uchar *start_match; /* Start of this match attempt */ |
dd21522fd290
Revision: 200911
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parents:
diff
changeset
|
909 |
const pcre_uchar *end_match_ptr; /* Subject position at end match */ |
dd21522fd290
Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff
changeset
|
910 |
int end_offset_top; /* Highwater mark at end of match */ |
dd21522fd290
Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff
changeset
|
911 |
int capture_last; /* Most recent capture number */ |
dd21522fd290
Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff
changeset
|
912 |
int start_offset; /* The start offset value */ |
dd21522fd290
Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff
changeset
|
913 |
recursion_info *recursive; /* Linked list of recursion data */ |
dd21522fd290
Revision: 200911
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parents:
diff
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|
914 |
void *callout_data; /* To pass back to callouts */ |
dd21522fd290
Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff
changeset
|
915 |
struct heapframe *thisframe; /* Used only when compiling for no recursion */ |
dd21522fd290
Revision: 200911
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parents:
diff
changeset
|
916 |
} match_data; |
dd21522fd290
Revision: 200911
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parents:
diff
changeset
|
917 |
|
dd21522fd290
Revision: 200911
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parents:
diff
changeset
|
918 |
/* A similar structure is used for the same purpose by the DFA matching |
dd21522fd290
Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff
changeset
|
919 |
functions. */ |
dd21522fd290
Revision: 200911
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parents:
diff
changeset
|
920 |
|
dd21522fd290
Revision: 200911
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parents:
diff
changeset
|
921 |
typedef struct dfa_match_data { |
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Revision: 200911
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parents:
diff
changeset
|
922 |
const uschar *start_code; /* Start of the compiled pattern */ |
dd21522fd290
Revision: 200911
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parents:
diff
changeset
|
923 |
const pcre_uchar *start_subject; /* Start of the subject string */ |
dd21522fd290
Revision: 200911
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parents:
diff
changeset
|
924 |
const pcre_uchar *end_subject; /* End of subject string */ |
dd21522fd290
Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff
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|
925 |
const uschar *tables; /* Character tables */ |
dd21522fd290
Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff
changeset
|
926 |
int moptions; /* Match options */ |
dd21522fd290
Revision: 200911
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parents:
diff
changeset
|
927 |
int poptions; /* Pattern options */ |
dd21522fd290
Revision: 200911
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parents:
diff
changeset
|
928 |
void *callout_data; /* To pass back to callouts */ |
dd21522fd290
Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff
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|
929 |
} dfa_match_data; |
dd21522fd290
Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff
changeset
|
930 |
|
dd21522fd290
Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff
changeset
|
931 |
/* Bit definitions for entries in the pcre_ctypes table. */ |
dd21522fd290
Revision: 200911
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parents:
diff
changeset
|
932 |
|
dd21522fd290
Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff
changeset
|
933 |
#define ctype_space 0x01 |
dd21522fd290
Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff
changeset
|
934 |
#define ctype_letter 0x02 |
dd21522fd290
Revision: 200911
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parents:
diff
changeset
|
935 |
#define ctype_digit 0x04 |
dd21522fd290
Revision: 200911
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parents:
diff
changeset
|
936 |
#define ctype_xdigit 0x08 |
dd21522fd290
Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff
changeset
|
937 |
#define ctype_word 0x10 /* alphameric or '_' */ |
dd21522fd290
Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff
changeset
|
938 |
#define ctype_meta 0x80 /* regexp meta char or zero (end pattern) */ |
dd21522fd290
Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff
changeset
|
939 |
|
dd21522fd290
Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff
changeset
|
940 |
/* Offsets for the bitmap tables in pcre_cbits. Each table contains a set |
dd21522fd290
Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff
changeset
|
941 |
of bits for a class map. Some classes are built by combining these tables. */ |
dd21522fd290
Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff
changeset
|
942 |
|
dd21522fd290
Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff
changeset
|
943 |
#define cbit_space 0 /* [:space:] or \s */ |
dd21522fd290
Revision: 200911
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parents:
diff
changeset
|
944 |
#define cbit_xdigit 32 /* [:xdigit:] */ |
dd21522fd290
Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
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diff
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|
945 |
#define cbit_digit 64 /* [:digit:] or \d */ |
dd21522fd290
Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
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diff
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|
946 |
#define cbit_upper 96 /* [:upper:] */ |
dd21522fd290
Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
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diff
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|
947 |
#define cbit_lower 128 /* [:lower:] */ |
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Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
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diff
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|
948 |
#define cbit_word 160 /* [:word:] or \w */ |
dd21522fd290
Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
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diff
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|
949 |
#define cbit_graph 192 /* [:graph:] */ |
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Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
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diff
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|
950 |
#define cbit_print 224 /* [:print:] */ |
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Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
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diff
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|
951 |
#define cbit_punct 256 /* [:punct:] */ |
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Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
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diff
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|
952 |
#define cbit_cntrl 288 /* [:cntrl:] */ |
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Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
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diff
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|
953 |
#define cbit_length 320 /* Length of the cbits table */ |
dd21522fd290
Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
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|
954 |
|
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Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
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diff
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|
955 |
/* Offsets of the various tables from the base tables pointer, and |
dd21522fd290
Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
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diff
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|
956 |
total length. */ |
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Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
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diff
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|
957 |
|
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Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
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diff
changeset
|
958 |
#define lcc_offset 0 |
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Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
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|
959 |
#define fcc_offset 256 |
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Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
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|
960 |
#define cbits_offset 512 |
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Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
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|
961 |
#define ctypes_offset (cbits_offset + cbit_length) |
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Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
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|
962 |
#define tables_length (ctypes_offset + 256) |
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Revision: 200911
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|
963 |
|
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Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
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diff
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|
964 |
/* Layout of the UCP type table that translates property names into codes for |
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Revision: 200911
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|
965 |
_pcre_ucp_findchar(). */ |
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Revision: 200911
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|
966 |
|
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Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
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diff
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|
967 |
typedef struct { |
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Revision: 200911
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|
968 |
const char *name; |
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Revision: 200911
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|
969 |
int value; |
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Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
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|
970 |
} ucp_type_table; |
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Revision: 200911
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|
971 |
|
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|
972 |
|
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|
973 |
/* Internal shared data tables. These are tables that are used by more than one |
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Revision: 200911
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|
974 |
of the exported public functions. They have to be "external" in the C sense, |
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Revision: 200911
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|
975 |
but are not part of the PCRE public API. The data for these tables is in the |
dd21522fd290
Revision: 200911
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|
976 |
pcre_tables.c module. */ |
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Revision: 200911
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diff
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|
977 |
|
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Revision: 200911
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|
978 |
extern const int _pcre_utf8_table1[]; |
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Revision: 200911
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|
979 |
extern const int _pcre_utf8_table2[]; |
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Revision: 200911
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|
980 |
extern const int _pcre_utf8_table3[]; |
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Revision: 200911
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diff
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|
981 |
extern const uschar _pcre_utf8_table4[]; |
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Revision: 200911
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|
982 |
|
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Revision: 200911
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|
983 |
extern const int _pcre_utf8_table1_size; |
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Revision: 200911
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|
984 |
|
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Revision: 200911
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|
985 |
extern const ucp_type_table _pcre_utt[]; |
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Revision: 200911
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|
986 |
extern const int _pcre_utt_size; |
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Revision: 200911
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|
987 |
|
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Revision: 200911
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|
988 |
extern const uschar _pcre_default_tables[]; |
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Revision: 200911
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|
989 |
|
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Revision: 200911
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|
990 |
extern const uschar _pcre_OP_lengths[]; |
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Revision: 200911
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|
991 |
|
dd21522fd290
Revision: 200911
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diff
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|
992 |
/* Internal shared functions. These are functions that are used by more than |
dd21522fd290
Revision: 200911
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diff
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|
993 |
one of the exported public functions. They have to be "external" in the C |
dd21522fd290
Revision: 200911
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diff
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|
994 |
sense, but are not part of the PCRE public API. */ |
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Revision: 200911
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diff
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|
995 |
|
36
0ed94ceaa377
Revision: 200948
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
0
diff
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|
996 |
PCRE_DATA_SCOPE int _pcre_ord2utf8(int, uschar *); |
0ed94ceaa377
Revision: 200948
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
0
diff
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|
997 |
PCRE_DATA_SCOPE real_pcre * _pcre_try_flipped(const real_pcre *, real_pcre *, |
0
dd21522fd290
Revision: 200911
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|
998 |
const pcre_study_data *, pcre_study_data *); |
36
0ed94ceaa377
Revision: 200948
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parents:
0
diff
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|
999 |
PCRE_DATA_SCOPE int _pcre_ucp_findchar(const int, int *, int *); |
0ed94ceaa377
Revision: 200948
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
0
diff
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|
1000 |
PCRE_DATA_SCOPE int _pcre_valid_utf8(const uschar *, int); |
0ed94ceaa377
Revision: 200948
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
0
diff
changeset
|
1001 |
PCRE_DATA_SCOPE BOOL _pcre_xclass(int, const uschar *); |
0
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Revision: 200911
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diff
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|
1002 |
|
dd21522fd290
Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
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diff
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|
1003 |
#endif |
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Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
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|
1004 |
|
dd21522fd290
Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
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diff
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|
1005 |
/* End of pcre_internal.h */ |