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authorErlang/OTP <[email protected]>2009-11-20 14:54:40 +0000
committerErlang/OTP <[email protected]>2009-11-20 14:54:40 +0000
commit84adefa331c4159d432d22840663c38f155cd4c1 (patch)
treebff9a9c66adda4df2106dfd0e5c053ab182a12bd /erts/emulator/pcre/pcre.h
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The R13B03 release.OTP_R13B03
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+/*************************************************
+* Perl-Compatible Regular Expressions *
+*************************************************/
+
+/* This is the public header file for the PCRE library, to be #included by
+applications that call the PCRE functions.
+
+ Copyright (c) 1997-2008 University of Cambridge
+
+-----------------------------------------------------------------------------
+Redistribution and use in source and binary forms, with or without
+modification, are permitted provided that the following conditions are met:
+
+ * Redistributions of source code must retain the above copyright notice,
+ this list of conditions and the following disclaimer.
+
+ * Redistributions in binary form must reproduce the above copyright
+ notice, this list of conditions and the following disclaimer in the
+ documentation and/or other materials provided with the distribution.
+
+ * Neither the name of the University of Cambridge nor the names of its
+ contributors may be used to endorse or promote products derived from
+ this software without specific prior written permission.
+
+THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
+LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+POSSIBILITY OF SUCH DAMAGE.
+-----------------------------------------------------------------------------
+*/
+
+/* %ExternalCopyright% */
+#ifndef _PCRE_H
+#define _PCRE_H
+
+/* The current PCRE version information. */
+
+#define PCRE_MAJOR 7
+#define PCRE_MINOR 6
+#define PCRE_PRERELEASE
+#define PCRE_DATE 2008-01-28
+
+/* When an application links to a PCRE DLL in Windows, the symbols that are
+imported have to be identified as such. When building PCRE, the appropriate
+export setting is defined in pcre_internal.h, which includes this file. So we
+don't change existing definitions of PCRE_EXP_DECL and PCRECPP_EXP_DECL. */
+
+#if defined(_WIN32) && !defined(PCRE_STATIC)
+# ifndef PCRE_EXP_DECL
+# define PCRE_EXP_DECL extern __declspec(dllimport)
+# endif
+# ifdef __cplusplus
+# ifndef PCRECPP_EXP_DECL
+# define PCRECPP_EXP_DECL extern __declspec(dllimport)
+# endif
+# ifndef PCRECPP_EXP_DEFN
+# define PCRECPP_EXP_DEFN __declspec(dllimport)
+# endif
+# endif
+#endif
+
+/* By default, we use the standard "extern" declarations. */
+
+#ifndef PCRE_EXP_DECL
+# ifdef __cplusplus
+# define PCRE_EXP_DECL extern "C"
+# else
+# define PCRE_EXP_DECL extern
+# endif
+#endif
+
+#ifdef __cplusplus
+# ifndef PCRECPP_EXP_DECL
+# define PCRECPP_EXP_DECL extern
+# endif
+# ifndef PCRECPP_EXP_DEFN
+# define PCRECPP_EXP_DEFN
+# endif
+#endif
+
+/* Have to include stdlib.h in order to ensure that size_t is defined;
+it is needed here for malloc. */
+
+#include <stdlib.h>
+
+/* Allow for C++ users */
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+/* Options */
+
+#define PCRE_CASELESS 0x00000001
+#define PCRE_MULTILINE 0x00000002
+#define PCRE_DOTALL 0x00000004
+#define PCRE_EXTENDED 0x00000008
+#define PCRE_ANCHORED 0x00000010
+#define PCRE_DOLLAR_ENDONLY 0x00000020
+#define PCRE_EXTRA 0x00000040
+#define PCRE_NOTBOL 0x00000080
+#define PCRE_NOTEOL 0x00000100
+#define PCRE_UNGREEDY 0x00000200
+#define PCRE_NOTEMPTY 0x00000400
+#define PCRE_UTF8 0x00000800
+#define PCRE_NO_AUTO_CAPTURE 0x00001000
+#define PCRE_NO_UTF8_CHECK 0x00002000
+#define PCRE_AUTO_CALLOUT 0x00004000
+#define PCRE_PARTIAL 0x00008000
+#define PCRE_DFA_SHORTEST 0x00010000
+#define PCRE_DFA_RESTART 0x00020000
+#define PCRE_FIRSTLINE 0x00040000
+#define PCRE_DUPNAMES 0x00080000
+#define PCRE_NEWLINE_CR 0x00100000
+#define PCRE_NEWLINE_LF 0x00200000
+#define PCRE_NEWLINE_CRLF 0x00300000
+#define PCRE_NEWLINE_ANY 0x00400000
+#define PCRE_NEWLINE_ANYCRLF 0x00500000
+#define PCRE_BSR_ANYCRLF 0x00800000
+#define PCRE_BSR_UNICODE 0x01000000
+
+/* Exec-time and get/set-time error codes */
+
+#define PCRE_ERROR_NOMATCH (-1)
+#define PCRE_ERROR_NULL (-2)
+#define PCRE_ERROR_BADOPTION (-3)
+#define PCRE_ERROR_BADMAGIC (-4)
+#define PCRE_ERROR_UNKNOWN_OPCODE (-5)
+#define PCRE_ERROR_UNKNOWN_NODE (-5) /* For backward compatibility */
+#define PCRE_ERROR_NOMEMORY (-6)
+#define PCRE_ERROR_NOSUBSTRING (-7)
+#define PCRE_ERROR_MATCHLIMIT (-8)
+#define PCRE_ERROR_CALLOUT (-9) /* Never used by PCRE itself */
+#define PCRE_ERROR_BADUTF8 (-10)
+#define PCRE_ERROR_BADUTF8_OFFSET (-11)
+#define PCRE_ERROR_PARTIAL (-12)
+#define PCRE_ERROR_BADPARTIAL (-13)
+#define PCRE_ERROR_INTERNAL (-14)
+#define PCRE_ERROR_BADCOUNT (-15)
+#define PCRE_ERROR_DFA_UITEM (-16)
+#define PCRE_ERROR_DFA_UCOND (-17)
+#define PCRE_ERROR_DFA_UMLIMIT (-18)
+#define PCRE_ERROR_DFA_WSSIZE (-19)
+#define PCRE_ERROR_DFA_RECURSE (-20)
+#define PCRE_ERROR_RECURSIONLIMIT (-21)
+#define PCRE_ERROR_NULLWSLIMIT (-22) /* No longer actually used */
+#define PCRE_ERROR_BADNEWLINE (-23)
+#ifdef ERLANG_INTEGRATION
+#define PCRE_ERROR_LOOP_LIMIT (-24)
+#endif
+
+/* Request types for pcre_fullinfo() */
+
+#define PCRE_INFO_OPTIONS 0
+#define PCRE_INFO_SIZE 1
+#define PCRE_INFO_CAPTURECOUNT 2
+#define PCRE_INFO_BACKREFMAX 3
+#define PCRE_INFO_FIRSTBYTE 4
+#define PCRE_INFO_FIRSTCHAR 4 /* For backwards compatibility */
+#define PCRE_INFO_FIRSTTABLE 5
+#define PCRE_INFO_LASTLITERAL 6
+#define PCRE_INFO_NAMEENTRYSIZE 7
+#define PCRE_INFO_NAMECOUNT 8
+#define PCRE_INFO_NAMETABLE 9
+#define PCRE_INFO_STUDYSIZE 10
+#define PCRE_INFO_DEFAULT_TABLES 11
+#define PCRE_INFO_OKPARTIAL 12
+#define PCRE_INFO_JCHANGED 13
+#define PCRE_INFO_HASCRORLF 14
+
+/* Request types for erts_pcre_config(). Do not re-arrange, in order to remain
+compatible. */
+
+#define PCRE_CONFIG_UTF8 0
+#define PCRE_CONFIG_NEWLINE 1
+#define PCRE_CONFIG_LINK_SIZE 2
+#define PCRE_CONFIG_POSIX_MALLOC_THRESHOLD 3
+#define PCRE_CONFIG_MATCH_LIMIT 4
+#define PCRE_CONFIG_STACKRECURSE 5
+#define PCRE_CONFIG_UNICODE_PROPERTIES 6
+#define PCRE_CONFIG_MATCH_LIMIT_RECURSION 7
+#define PCRE_CONFIG_BSR 8
+
+/* Bit flags for the pcre_extra structure. Do not re-arrange or redefine
+these bits, just add new ones on the end, in order to remain compatible. */
+
+#define PCRE_EXTRA_STUDY_DATA 0x0001
+#define PCRE_EXTRA_MATCH_LIMIT 0x0002
+#define PCRE_EXTRA_CALLOUT_DATA 0x0004
+#define PCRE_EXTRA_TABLES 0x0008
+#define PCRE_EXTRA_MATCH_LIMIT_RECURSION 0x0010
+#ifdef ERLANG_INTEGRATION
+#define PCRE_EXTRA_LOOP_LIMIT 0x0020
+#endif
+
+/* Types */
+
+struct real_pcre; /* declaration; the definition is private */
+typedef struct real_pcre pcre;
+
+/* When PCRE is compiled as a C++ library, the subject pointer type can be
+replaced with a custom type. For conventional use, the public interface is a
+const char *. */
+
+#ifndef PCRE_SPTR
+#define PCRE_SPTR const char *
+#endif
+
+/* The structure for passing additional data to pcre_exec(). This is defined in
+such as way as to be extensible. Always add new fields at the end, in order to
+remain compatible. */
+
+typedef struct pcre_extra {
+ unsigned long int flags; /* Bits for which fields are set */
+ void *study_data; /* Opaque data from pcre_study() */
+ unsigned long int match_limit; /* Maximum number of calls to match() */
+ void *callout_data; /* Data passed back in callouts */
+ const unsigned char *tables; /* Pointer to character tables */
+ unsigned long int match_limit_recursion; /* Max recursive calls to match() */
+#ifdef ERLANG_INTEGRATION
+ unsigned long int loop_limit;
+ unsigned long *loop_counter_return;
+ void **restart_data; /* in/out */
+ int restart_flags;
+#endif
+} pcre_extra;
+
+/* The structure for passing out data via the pcre_callout_function. We use a
+structure so that new fields can be added on the end in future versions,
+without changing the API of the function, thereby allowing old clients to work
+without modification. */
+
+typedef struct pcre_callout_block {
+ int version; /* Identifies version of block */
+ /* ------------------------ Version 0 ------------------------------- */
+ int callout_number; /* Number compiled into pattern */
+ int *offset_vector; /* The offset vector */
+ PCRE_SPTR subject; /* The subject being matched */
+ int subject_length; /* The length of the subject */
+ int start_match; /* Offset to start of this match attempt */
+ int current_position; /* Where we currently are in the subject */
+ int capture_top; /* Max current capture */
+ int capture_last; /* Most recently closed capture */
+ void *callout_data; /* Data passed in with the call */
+ /* ------------------- Added for Version 1 -------------------------- */
+ int pattern_position; /* Offset to next item in the pattern */
+ int next_item_length; /* Length of next item in the pattern */
+ /* ------------------------------------------------------------------ */
+} pcre_callout_block;
+
+/* Indirection for store get and free functions. These can be set to
+alternative malloc/free functions if required. Special ones are used in the
+non-recursive case for "frames". There is also an optional callout function
+that is triggered by the (?) regex item. For Virtual Pascal, these definitions
+have to take another form. */
+
+#ifndef VPCOMPAT
+PCRE_EXP_DECL void *(*erts_pcre_malloc)(size_t);
+PCRE_EXP_DECL void (*erts_pcre_free)(void *);
+PCRE_EXP_DECL void *(*erts_pcre_stack_malloc)(size_t);
+PCRE_EXP_DECL void (*erts_pcre_stack_free)(void *);
+PCRE_EXP_DECL int (*erts_pcre_callout)(pcre_callout_block *);
+#else /* VPCOMPAT */
+PCRE_EXP_DECL void *erts_pcre_malloc(size_t);
+PCRE_EXP_DECL void erts_pcre_free(void *);
+PCRE_EXP_DECL void *erts_pcre_stack_malloc(size_t);
+PCRE_EXP_DECL void erts_pcre_stack_free(void *);
+PCRE_EXP_DECL int erts_pcre_callout(pcre_callout_block *);
+#endif /* VPCOMPAT */
+
+/* Exported PCRE functions */
+
+PCRE_EXP_DECL pcre *erts_pcre_compile(const char *, int, const char **, int *,
+ const unsigned char *);
+PCRE_EXP_DECL pcre *erts_pcre_compile2(const char *, int, int *, const char **,
+ int *, const unsigned char *);
+PCRE_EXP_DECL int erts_pcre_config(int, void *);
+PCRE_EXP_DECL int erts_pcre_copy_named_substring(const pcre *, const char *,
+ int *, int, const char *, char *, int);
+PCRE_EXP_DECL int erts_pcre_copy_substring(const char *, int *, int, int, char *,
+ int);
+PCRE_EXP_DECL int erts_pcre_dfa_exec(const pcre *, const pcre_extra *,
+ const char *, int, int, int, int *, int , int *, int);
+PCRE_EXP_DECL int erts_pcre_exec(const pcre *, const pcre_extra *, PCRE_SPTR,
+ int, int, int, int *, int);
+PCRE_EXP_DECL void erts_pcre_free_substring(const char *);
+PCRE_EXP_DECL void erts_pcre_free_substring_list(const char **);
+PCRE_EXP_DECL int erts_pcre_fullinfo(const pcre *, const pcre_extra *, int,
+ void *);
+PCRE_EXP_DECL int erts_pcre_get_named_substring(const pcre *, const char *,
+ int *, int, const char *, const char **);
+PCRE_EXP_DECL int erts_pcre_get_stringnumber(const pcre *, const char *);
+PCRE_EXP_DECL int erts_pcre_get_stringtable_entries(const pcre *, const char *,
+ char **, char **);
+PCRE_EXP_DECL int erts_pcre_get_substring(const char *, int *, int, int,
+ const char **);
+PCRE_EXP_DECL int erts_pcre_get_substring_list(const char *, int *, int,
+ const char ***);
+PCRE_EXP_DECL int erts_pcre_info(const pcre *, int *, int *);
+PCRE_EXP_DECL const unsigned char *erts_pcre_maketables(void);
+PCRE_EXP_DECL int erts_pcre_refcount(pcre *, int);
+PCRE_EXP_DECL pcre_extra *erts_pcre_study(const pcre *, int, const char **);
+PCRE_EXP_DECL const char *erts_pcre_version(void);
+
+#ifdef ERLANG_INTEGRATION
+PCRE_EXP_DECL void erts_pcre_free_restart_data(void *restart_data);
+#endif
+#ifdef __cplusplus
+} /* extern "C" */
+#endif
+
+#endif /* End of pcre.h */