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/************************************************* |
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* Perl-Compatible Regular Expressions * |
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*************************************************/ |
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/* This is the public header file for the PCRE library, to be #included by |
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applications that call the PCRE functions. |
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Copyright (c) 1997-2007 University of Cambridge |
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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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#ifndef _PCRE_H |
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#define _PCRE_H |
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/* The current PCRE version information. */ |
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#define PCRE_MAJOR @PCRE_MAJOR@ |
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#define PCRE_MINOR @PCRE_MINOR@ |
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#define PCRE_PRERELEASE @PCRE_PRERELEASE@ |
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#define PCRE_DATE @PCRE_DATE@ |
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/* When an application links to a PCRE DLL in Windows, the symbols that are |
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imported have to be identified as such. When building PCRE, the appropriate |
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export setting is defined in pcre_internal.h, which includes this file. So we |
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don't change existing definitions of PCRE_EXP_DECL and PCRECPP_EXP_DECL. */ |
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#if defined(_WIN32) && !defined(PCRE_STATIC) |
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# ifndef PCRE_EXP_DECL |
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# define PCRE_EXP_DECL extern __declspec(dllimport) |
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# endif |
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# ifdef __cplusplus |
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# ifndef PCRECPP_EXP_DECL |
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# define PCRECPP_EXP_DECL extern __declspec(dllimport) |
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# endif |
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# ifndef PCRECPP_EXP_DEFN |
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# define PCRECPP_EXP_DEFN __declspec(dllimport) |
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# endif |
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# endif |
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#endif |
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/* By default, we use the standard "extern" declarations. */ |
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#ifndef PCRE_EXP_DECL |
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# ifdef __cplusplus |
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# define PCRE_EXP_DECL extern "C" |
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# else |
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# define PCRE_EXP_DECL extern |
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# endif |
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#endif |
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#ifdef __cplusplus |
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# ifndef PCRECPP_EXP_DECL |
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# define PCRECPP_EXP_DECL extern |
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# endif |
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# ifndef PCRECPP_EXP_DEFN |
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# define PCRECPP_EXP_DEFN |
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# endif |
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#endif |
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/* Have to include stdlib.h in order to ensure that size_t is defined; |
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it is needed here for malloc. */ |
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#include <stdlib.h> |
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/* Allow for C++ users */ |
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#ifdef __cplusplus |
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extern "C" { |
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#endif |
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/* Options */ |
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#define PCRE_CASELESS 0x00000001 |
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#define PCRE_MULTILINE 0x00000002 |
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#define PCRE_DOTALL 0x00000004 |
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#define PCRE_EXTENDED 0x00000008 |
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#define PCRE_ANCHORED 0x00000010 |
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#define PCRE_DOLLAR_ENDONLY 0x00000020 |
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#define PCRE_EXTRA 0x00000040 |
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#define PCRE_NOTBOL 0x00000080 |
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#define PCRE_NOTEOL 0x00000100 |
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#define PCRE_UNGREEDY 0x00000200 |
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#define PCRE_NOTEMPTY 0x00000400 |
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#define PCRE_UTF8 0x00000800 |
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#define PCRE_NO_AUTO_CAPTURE 0x00001000 |
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#define PCRE_NO_UTF8_CHECK 0x00002000 |
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#define PCRE_AUTO_CALLOUT 0x00004000 |
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#define PCRE_PARTIAL 0x00008000 |
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#define PCRE_DFA_SHORTEST 0x00010000 |
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#define PCRE_DFA_RESTART 0x00020000 |
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#define PCRE_FIRSTLINE 0x00040000 |
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#define PCRE_DUPNAMES 0x00080000 |
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#define PCRE_NEWLINE_CR 0x00100000 |
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#define PCRE_NEWLINE_LF 0x00200000 |
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#define PCRE_NEWLINE_CRLF 0x00300000 |
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#define PCRE_NEWLINE_ANY 0x00400000 |
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#define PCRE_NEWLINE_ANYCRLF 0x00500000 |
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/* Exec-time and get/set-time error codes */ |
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#define PCRE_ERROR_NOMATCH (-1) |
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#define PCRE_ERROR_NULL (-2) |
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#define PCRE_ERROR_BADOPTION (-3) |
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#define PCRE_ERROR_BADMAGIC (-4) |
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#define PCRE_ERROR_UNKNOWN_OPCODE (-5) |
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#define PCRE_ERROR_UNKNOWN_NODE (-5) /* For backward compatibility */ |
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#define PCRE_ERROR_NOMEMORY (-6) |
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#define PCRE_ERROR_NOSUBSTRING (-7) |
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#define PCRE_ERROR_MATCHLIMIT (-8) |
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#define PCRE_ERROR_CALLOUT (-9) /* Never used by PCRE itself */ |
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#define PCRE_ERROR_BADUTF8 (-10) |
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#define PCRE_ERROR_BADUTF8_OFFSET (-11) |
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#define PCRE_ERROR_PARTIAL (-12) |
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#define PCRE_ERROR_BADPARTIAL (-13) |
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#define PCRE_ERROR_INTERNAL (-14) |
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#define PCRE_ERROR_BADCOUNT (-15) |
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#define PCRE_ERROR_DFA_UITEM (-16) |
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#define PCRE_ERROR_DFA_UCOND (-17) |
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#define PCRE_ERROR_DFA_UMLIMIT (-18) |
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#define PCRE_ERROR_DFA_WSSIZE (-19) |
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#define PCRE_ERROR_DFA_RECURSE (-20) |
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#define PCRE_ERROR_RECURSIONLIMIT (-21) |
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#define PCRE_ERROR_NOTUSED (-22) |
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#define PCRE_ERROR_BADNEWLINE (-23) |
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/* Request types for pcre_fullinfo() */ |
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#define PCRE_INFO_OPTIONS 0 |
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#define PCRE_INFO_SIZE 1 |
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#define PCRE_INFO_CAPTURECOUNT 2 |
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#define PCRE_INFO_BACKREFMAX 3 |
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#define PCRE_INFO_FIRSTBYTE 4 |
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#define PCRE_INFO_FIRSTCHAR 4 /* For backwards compatibility */ |
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#define PCRE_INFO_FIRSTTABLE 5 |
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#define PCRE_INFO_LASTLITERAL 6 |
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#define PCRE_INFO_NAMEENTRYSIZE 7 |
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#define PCRE_INFO_NAMECOUNT 8 |
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#define PCRE_INFO_NAMETABLE 9 |
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#define PCRE_INFO_STUDYSIZE 10 |
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#define PCRE_INFO_DEFAULT_TABLES 11 |
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#define PCRE_INFO_OKPARTIAL 12 |
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#define PCRE_INFO_JCHANGED 13 |
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#define PCRE_INFO_HASCRORLF 14 |
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/* Request types for pcre_config(). Do not re-arrange, in order to remain |
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compatible. */ |
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#define PCRE_CONFIG_UTF8 0 |
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#define PCRE_CONFIG_NEWLINE 1 |
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#define PCRE_CONFIG_LINK_SIZE 2 |
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#define PCRE_CONFIG_POSIX_MALLOC_THRESHOLD 3 |
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#define PCRE_CONFIG_MATCH_LIMIT 4 |
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#define PCRE_CONFIG_STACKRECURSE 5 |
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#define PCRE_CONFIG_UNICODE_PROPERTIES 6 |
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#define PCRE_CONFIG_MATCH_LIMIT_RECURSION 7 |
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/* Bit flags for the pcre_extra structure. Do not re-arrange or redefine |
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these bits, just add new ones on the end, in order to remain compatible. */ |
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#define PCRE_EXTRA_STUDY_DATA 0x0001 |
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#define PCRE_EXTRA_MATCH_LIMIT 0x0002 |
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#define PCRE_EXTRA_CALLOUT_DATA 0x0004 |
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#define PCRE_EXTRA_TABLES 0x0008 |
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#define PCRE_EXTRA_MATCH_LIMIT_RECURSION 0x0010 |
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/* Types */ |
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struct real_pcre; /* declaration; the definition is private */ |
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typedef struct real_pcre pcre; |
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/* When PCRE is compiled as a C++ library, the subject pointer type can be |
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replaced with a custom type. For conventional use, the public interface is a |
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const char *. */ |
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#ifndef PCRE_SPTR |
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#define PCRE_SPTR const char * |
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#endif |
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/* The structure for passing additional data to pcre_exec(). This is defined in |
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such as way as to be extensible. Always add new fields at the end, in order to |
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remain compatible. */ |
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typedef struct pcre_extra { |
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unsigned long int flags; /* Bits for which fields are set */ |
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void *study_data; /* Opaque data from pcre_study() */ |
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unsigned long int match_limit; /* Maximum number of calls to match() */ |
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void *callout_data; /* Data passed back in callouts */ |
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const unsigned char *tables; /* Pointer to character tables */ |
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unsigned long int match_limit_recursion; /* Max recursive calls to match() */ |
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} pcre_extra; |
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/* The structure for passing out data via the pcre_callout_function. We use a |
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structure so that new fields can be added on the end in future versions, |
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without changing the API of the function, thereby allowing old clients to work |
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without modification. */ |
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typedef struct pcre_callout_block { |
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int version; /* Identifies version of block */ |
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/* ------------------------ Version 0 ------------------------------- */ |
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int callout_number; /* Number compiled into pattern */ |
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int *offset_vector; /* The offset vector */ |
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PCRE_SPTR subject; /* The subject being matched */ |
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int subject_length; /* The length of the subject */ |
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int start_match; /* Offset to start of this match attempt */ |
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int current_position; /* Where we currently are in the subject */ |
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int capture_top; /* Max current capture */ |
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int capture_last; /* Most recently closed capture */ |
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void *callout_data; /* Data passed in with the call */ |
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/* ------------------- Added for Version 1 -------------------------- */ |
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int pattern_position; /* Offset to next item in the pattern */ |
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int next_item_length; /* Length of next item in the pattern */ |
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/* ------------------------------------------------------------------ */ |
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} pcre_callout_block; |
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/* Indirection for store get and free functions. These can be set to |
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alternative malloc/free functions if required. Special ones are used in the |
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non-recursive case for "frames". There is also an optional callout function |
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that is triggered by the (?) regex item. For Virtual Pascal, these definitions |
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have to take another form. */ |
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#ifndef VPCOMPAT |
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PCRE_EXP_DECL void *(*pcre_malloc)(size_t); |
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PCRE_EXP_DECL void (*pcre_free)(void *); |
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PCRE_EXP_DECL void *(*pcre_stack_malloc)(size_t); |
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PCRE_EXP_DECL void (*pcre_stack_free)(void *); |
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PCRE_EXP_DECL int (*pcre_callout)(pcre_callout_block *); |
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#else /* VPCOMPAT */ |
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PCRE_EXP_DECL void *pcre_malloc(size_t); |
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PCRE_EXP_DECL void pcre_free(void *); |
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PCRE_EXP_DECL void *pcre_stack_malloc(size_t); |
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PCRE_EXP_DECL void pcre_stack_free(void *); |
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PCRE_EXP_DECL int pcre_callout(pcre_callout_block *); |
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#endif /* VPCOMPAT */ |
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/* Exported PCRE functions */ |
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PCRE_EXP_DECL pcre *pcre_compile(const char *, int, const char **, int *, |
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const unsigned char *); |
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PCRE_EXP_DECL pcre *pcre_compile2(const char *, int, int *, const char **, |
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int *, const unsigned char *); |
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PCRE_EXP_DECL int pcre_config(int, void *); |
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PCRE_EXP_DECL int pcre_copy_named_substring(const pcre *, const char *, |
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int *, int, const char *, char *, int); |
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PCRE_EXP_DECL int pcre_copy_substring(const char *, int *, int, int, char *, |
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int); |
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PCRE_EXP_DECL int pcre_dfa_exec(const pcre *, const pcre_extra *, |
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const char *, int, int, int, int *, int , int *, int); |
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PCRE_EXP_DECL int pcre_exec(const pcre *, const pcre_extra *, PCRE_SPTR, |
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int, int, int, int *, int); |
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PCRE_EXP_DECL void pcre_free_substring(const char *); |
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PCRE_EXP_DECL void pcre_free_substring_list(const char **); |
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PCRE_EXP_DECL int pcre_fullinfo(const pcre *, const pcre_extra *, int, |
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void *); |
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PCRE_EXP_DECL int pcre_get_named_substring(const pcre *, const char *, |
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int *, int, const char *, const char **); |
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PCRE_EXP_DECL int pcre_get_stringnumber(const pcre *, const char *); |
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PCRE_EXP_DECL int pcre_get_stringtable_entries(const pcre *, const char *, |
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char **, char **); |
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PCRE_EXP_DECL int pcre_get_substring(const char *, int *, int, int, |
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const char **); |
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PCRE_EXP_DECL int pcre_get_substring_list(const char *, int *, int, |
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const char ***); |
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PCRE_EXP_DECL int pcre_info(const pcre *, int *, int *); |
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PCRE_EXP_DECL const unsigned char *pcre_maketables(void); |
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PCRE_EXP_DECL int pcre_refcount(pcre *, int); |
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PCRE_EXP_DECL pcre_extra *pcre_study(const pcre *, int, const char **); |
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PCRE_EXP_DECL const char *pcre_version(void); |
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#ifdef __cplusplus |
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} /* extern "C" */ |
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#endif |
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#endif /* End of pcre.h */ |
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