xref: /openbsd-src/include/string.h (revision a28daedfc357b214be5c701aa8ba8adb29a7f1c2)
1 /*	$OpenBSD: string.h,v 1.18 2007/09/03 14:36:40 millert Exp $	*/
2 /*	$NetBSD: string.h,v 1.6 1994/10/26 00:56:30 cgd Exp $	*/
3 
4 /*-
5  * Copyright (c) 1990 The Regents of the University of California.
6  * All rights reserved.
7  *
8  * Redistribution and use in source and binary forms, with or without
9  * modification, are permitted provided that the following conditions
10  * are met:
11  * 1. Redistributions of source code must retain the above copyright
12  *    notice, this list of conditions and the following disclaimer.
13  * 2. Redistributions in binary form must reproduce the above copyright
14  *    notice, this list of conditions and the following disclaimer in the
15  *    documentation and/or other materials provided with the distribution.
16  * 3. Neither the name of the University nor the names of its contributors
17  *    may be used to endorse or promote products derived from this software
18  *    without specific prior written permission.
19  *
20  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
21  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
22  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
23  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
24  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
25  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
26  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
27  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
28  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
29  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
30  * SUCH DAMAGE.
31  *
32  *	@(#)string.h	5.10 (Berkeley) 3/9/91
33  */
34 
35 #ifndef _STRING_H_
36 #define	_STRING_H_
37 
38 #include <sys/cdefs.h>
39 #include <machine/_types.h>
40 
41 #ifndef	_SIZE_T_DEFINED_
42 #define	_SIZE_T_DEFINED_
43 typedef	__size_t	size_t;
44 #endif
45 
46 #ifndef	NULL
47 #ifdef 	__GNUG__
48 #define	NULL	__null
49 #else
50 #define	NULL	0L
51 #endif
52 #endif
53 
54 __BEGIN_DECLS
55 void	*memchr(const void *, int, size_t);
56 void	*memrchr(const void *, int, size_t);
57 int	 memcmp(const void *, const void *, size_t);
58 void	*memcpy(void *, const void *, size_t)
59 		__attribute__ ((__bounded__(__buffer__,1,3)))
60 		__attribute__ ((__bounded__(__buffer__,2,3)));
61 void	*memmove(void *, const void *, size_t)
62 		__attribute__ ((__bounded__(__buffer__,1,3)))
63 		__attribute__ ((__bounded__(__buffer__,2,3)));
64 void	*memset(void *, int, size_t)
65 		__attribute__ ((__bounded__(__buffer__,1,3)));
66 char	*strcat(char *, const char *);
67 char	*strchr(const char *, int);
68 int	 strcmp(const char *, const char *);
69 int	 strcoll(const char *, const char *);
70 char	*strcpy(char *, const char *);
71 size_t	 strcspn(const char *, const char *);
72 char	*strerror(int);
73 size_t	 strlen(const char *);
74 char	*strncat(char *, const char *, size_t)
75 		__attribute__ ((__bounded__(__string__,1,3)));
76 int	 strncmp(const char *, const char *, size_t);
77 char	*strncpy(char *, const char *, size_t)
78 		__attribute__ ((__bounded__(__string__,1,3)));
79 char	*strpbrk(const char *, const char *);
80 char	*strrchr(const char *, int);
81 size_t	 strspn(const char *, const char *);
82 char	*strstr(const char *, const char *);
83 char	*strtok(char *, const char *);
84 char	*strtok_r(char *, const char *, char **);
85 size_t	 strxfrm(char *, const char *, size_t)
86 		__attribute__ ((__bounded__(__string__,1,3)));
87 
88 #if __BSD_VISIBLE || __XPG_VISIBLE
89 void	*memccpy(void *, const void *, int, size_t)
90 		__attribute__ ((__bounded__(__buffer__,1,4)));
91 #endif
92 
93 #if __BSD_VISIBLE || __XPG_VISIBLE >= 420
94 int	 bcmp(const void *, const void *, size_t);
95 void	 bcopy(const void *, void *, size_t)
96 		__attribute__ ((__bounded__(__buffer__,1,3)))
97 		__attribute__ ((__bounded__(__buffer__,2,3)));
98 void	 bzero(void *, size_t)
99 		__attribute__ ((__bounded__(__buffer__,1,2)));
100 int	 ffs(int);
101 char	*index(const char *, int);
102 char	*rindex(const char *, int);
103 int	 strcasecmp(const char *, const char *);
104 int	 strncasecmp(const char *, const char *, size_t);
105 char	*strdup(const char *);
106 #endif
107 
108 #if __BSD_VISIBLE || __XPG_VISIBLE >= 600
109 int	 strerror_r(int, char *, size_t)
110 	    __attribute__ ((__bounded__(__string__,2,3)));
111 #endif
112 
113 #if __BSD_VISIBLE
114 char	*strcasestr(const char *, const char *);
115 size_t	 strlcat(char *, const char *, size_t)
116 		__attribute__ ((__bounded__(__string__,1,3)));
117 size_t	 strlcpy(char *, const char *, size_t)
118 		__attribute__ ((__bounded__(__string__,1,3)));
119 void	 strmode(int, char *);
120 char	*strsep(char **, const char *);
121 char	*strsignal(int);
122 #endif
123 __END_DECLS
124 
125 #endif /* _STRING_H_ */
126