[apple/xnu.git] / bsd / include / regex.h

/*
 * Copyright (c) 2000 Apple Computer, Inc. All rights reserved.
 *
 * @APPLE_LICENSE_HEADER_START@
 * 
 * The contents of this file constitute Original Code as defined in and
 * are subject to the Apple Public Source License Version 1.1 (the
 * "License").  You may not use this file except in compliance with the
 * License.  Please obtain a copy of the License at
 * http://www.apple.com/publicsource and read it before using this file.
 * 
 * This Original Code and all software distributed under the License are
 * distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY KIND, EITHER
 * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
 * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
 * FITNESS FOR A PARTICULAR PURPOSE OR NON-INFRINGEMENT.  Please see the
 * License for the specific language governing rights and limitations
 * under the License.
 * 
 * @APPLE_LICENSE_HEADER_END@
 */
/*-
 * Copyright (c) 1992 Henry Spencer.
 * Copyright (c) 1992, 1993
 *	The Regents of the University of California.  All rights reserved.
 *
 * This code is derived from software contributed to Berkeley by
 * Henry Spencer of the University of Toronto.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 * 1. Redistributions of source code must retain the above copyright
 *    notice, this list of conditions and the following disclaimer.
 * 2. 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.
 * 3. All advertising materials mentioning features or use of this software
 *    must display the following acknowledgement:
 *	This product includes software developed by the University of
 *	California, Berkeley and its contributors.
 * 4. Neither the name of the University 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 REGENTS 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 REGENTS 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.
 *
 *	@(#)regex.h	8.2 (Berkeley) 1/3/94
 */

#ifndef _REGEX_H_
#define	_REGEX_H_

#include <sys/cdefs.h>

/* types */
typedef off_t regoff_t;

typedef struct {
	int re_magic;
	size_t re_nsub;		/* number of parenthesized subexpressions */
	__const char *re_endp;	/* end pointer for REG_PEND */
	struct re_guts *re_g;	/* none of your business :-) */
} regex_t;

typedef struct {
	regoff_t rm_so;		/* start of match */
	regoff_t rm_eo;		/* end of match */
} regmatch_t;

/* regcomp() flags */
#define	REG_BASIC	0000
#define	REG_EXTENDED	0001
#define	REG_ICASE	0002
#define	REG_NOSUB	0004
#define	REG_NEWLINE	0010
#define	REG_NOSPEC	0020
#define	REG_PEND	0040
#define	REG_DUMP	0200

/* regerror() flags */
#define	REG_NOMATCH	 1
#define	REG_BADPAT	 2
#define	REG_ECOLLATE	 3
#define	REG_ECTYPE	 4
#define	REG_EESCAPE	 5
#define	REG_ESUBREG	 6
#define	REG_EBRACK	 7
#define	REG_EPAREN	 8
#define	REG_EBRACE	 9
#define	REG_BADBR	10
#define	REG_ERANGE	11
#define	REG_ESPACE	12
#define	REG_BADRPT	13
#define	REG_EMPTY	14
#define	REG_ASSERT	15
#define	REG_INVARG	16
#define	REG_ATOI	255	/* convert name to number (!) */
#define	REG_ITOA	0400	/* convert number to name (!) */

/* regexec() flags */
#define	REG_NOTBOL	00001
#define	REG_NOTEOL	00002
#define	REG_STARTEND	00004
#define	REG_TRACE	00400	/* tracing of execution */
#define	REG_LARGE	01000	/* force large representation */
#define	REG_BACKR	02000	/* force use of backref code */

__BEGIN_DECLS
int	regcomp __P((regex_t *, const char *, int));
size_t	regerror __P((int, const regex_t *, char *, size_t));
int	regexec __P((const regex_t *,
	    const char *, size_t, regmatch_t [], int));
void	regfree __P((regex_t *));
__END_DECLS

#endif /* !_REGEX_H_ */
Commit	Line	Data
1c79356b A	1	/*
	2	* Copyright (c) 2000 Apple Computer, Inc. All rights reserved.
	3	*
	4	* @APPLE_LICENSE_HEADER_START@
	5	*
	6	* The contents of this file constitute Original Code as defined in and
	7	* are subject to the Apple Public Source License Version 1.1 (the
	8	* "License"). You may not use this file except in compliance with the
	9	* License. Please obtain a copy of the License at
	10	* http://www.apple.com/publicsource and read it before using this file.
	11	*
	12	* This Original Code and all software distributed under the License are
	13	* distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY KIND, EITHER
	14	* EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
	15	* INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
	16	* FITNESS FOR A PARTICULAR PURPOSE OR NON-INFRINGEMENT. Please see the
	17	* License for the specific language governing rights and limitations
	18	* under the License.
	19	*
	20	* @APPLE_LICENSE_HEADER_END@
	21	*/
	22	/*-
	23	* Copyright (c) 1992 Henry Spencer.
	24	* Copyright (c) 1992, 1993
	25	* The Regents of the University of California. All rights reserved.
	26	*
	27	* This code is derived from software contributed to Berkeley by
	28	* Henry Spencer of the University of Toronto.
	29	*
	30	* Redistribution and use in source and binary forms, with or without
	31	* modification, are permitted provided that the following conditions
	32	* are met:
	33	* 1. Redistributions of source code must retain the above copyright
	34	* notice, this list of conditions and the following disclaimer.
	35	* 2. Redistributions in binary form must reproduce the above copyright
	36	* notice, this list of conditions and the following disclaimer in the
	37	* documentation and/or other materials provided with the distribution.
	38	* 3. All advertising materials mentioning features or use of this software
	39	* must display the following acknowledgement:
	40	* This product includes software developed by the University of
	41	* California, Berkeley and its contributors.
	42	* 4. Neither the name of the University nor the names of its contributors
	43	* may be used to endorse or promote products derived from this software
	44	* without specific prior written permission.
	45	*
	46	* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
	47	* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
	48	* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
	49	* ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
	50	* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
	51	* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
	52	* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
	53	* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
	54	* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
	55	* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
	56	* SUCH DAMAGE.
	57	*
	58	* @(#)regex.h 8.2 (Berkeley) 1/3/94
	59	*/
	60
	61	#ifndef _REGEX_H_
	62	#define _REGEX_H_
	63
	64	#include <sys/cdefs.h>
65
66	/* types */
67	typedef off_t regoff_t;
68
69	typedef struct {
70	int re_magic;
71	size_t re_nsub; /* number of parenthesized subexpressions */
72	__const char re_endp; / end pointer for REG_PEND */
73	struct re_guts re_g; / none of your business :-) */
74	} regex_t;
75
76	typedef struct {
77	regoff_t rm_so; /* start of match */
78	regoff_t rm_eo; /* end of match */
79	} regmatch_t;
80
81	/* regcomp() flags */
82	#define REG_BASIC 0000
83	#define REG_EXTENDED 0001
84	#define REG_ICASE 0002
85	#define REG_NOSUB 0004
86	#define REG_NEWLINE 0010
87	#define REG_NOSPEC 0020
88	#define REG_PEND 0040
89	#define REG_DUMP 0200
90
91	/* regerror() flags */
92	#define REG_NOMATCH 1
93	#define REG_BADPAT 2
94	#define REG_ECOLLATE 3
95	#define REG_ECTYPE 4
96	#define REG_EESCAPE 5
97	#define REG_ESUBREG 6
98	#define REG_EBRACK 7
99	#define REG_EPAREN 8
100	#define REG_EBRACE 9
101	#define REG_BADBR 10
102	#define REG_ERANGE 11
103	#define REG_ESPACE 12
104	#define REG_BADRPT 13
105	#define REG_EMPTY 14
106	#define REG_ASSERT 15
107	#define REG_INVARG 16
108	#define REG_ATOI 255 /* convert name to number (!) */
109	#define REG_ITOA 0400 /* convert number to name (!) */
110
111	/* regexec() flags */
112	#define REG_NOTBOL 00001
113	#define REG_NOTEOL 00002
114	#define REG_STARTEND 00004
115	#define REG_TRACE 00400 /* tracing of execution */
116	#define REG_LARGE 01000 /* force large representation */
117	#define REG_BACKR 02000 /* force use of backref code */
118
119	__BEGIN_DECLS
120	int regcomp __P((regex_t , const char , int));
121	size_t regerror __P((int, const regex_t , char , size_t));
122	int regexec __P((const regex_t *,
123	const char *, size_t, regmatch_t [], int));
124	void regfree __P((regex_t *));
125	__END_DECLS
126
127	#endif /* !_REGEX_H_ */