xref: /freebsd/include/string.h (revision 52fbcc15a084a97c643b0be554fbd46a08d511d6)
1 /*-
2  * Copyright (c) 1990, 1993
3  *	The Regents of the University of California.  All rights reserved.
4  *
5  * Redistribution and use in source and binary forms, with or without
6  * modification, are permitted provided that the following conditions
7  * are met:
8  * 1. Redistributions of source code must retain the above copyright
9  *    notice, this list of conditions and the following disclaimer.
10  * 2. Redistributions in binary form must reproduce the above copyright
11  *    notice, this list of conditions and the following disclaimer in the
12  *    documentation and/or other materials provided with the distribution.
13  * 3. All advertising materials mentioning features or use of this software
14  *    must display the following acknowledgement:
15  *	This product includes software developed by the University of
16  *	California, Berkeley and its contributors.
17  * 4. Neither the name of the University nor the names of its contributors
18  *    may be used to endorse or promote products derived from this software
19  *    without specific prior written permission.
20  *
21  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
22  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
23  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
24  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
25  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
26  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
27  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
28  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
29  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
30  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
31  * SUCH DAMAGE.
32  *
33  *	@(#)string.h	8.1 (Berkeley) 6/2/93
34  * $FreeBSD$
35  */
36 
37 #ifndef _STRING_H_
38 #define	_STRING_H_
39 
40 #include <sys/cdefs.h>
41 #include <sys/_null.h>
42 #include <sys/_types.h>
43 
44 /*
45  * Prototype functions which were historically defined in <string.h>, but
46  * are required by POSIX to be prototyped in <strings.h>.
47  */
48 #if __BSD_VISIBLE
49 #include <strings.h>
50 #endif
51 
52 #ifndef _SIZE_T_DECLARED
53 typedef	__size_t	size_t;
54 #define	_SIZE_T_DECLARED
55 #endif
56 
57 __BEGIN_DECLS
58 #if __POSIX_VISIBLE >= 200112 || __XSI_VISIBLE
59 void	*memccpy(void * __restrict, const void * __restrict, int, size_t);
60 #endif
61 void	*memchr(const void *, int, size_t) __pure;
62 int	 memcmp(const void *, const void *, size_t) __pure;
63 void	*memcpy(void * __restrict, const void * __restrict, size_t);
64 #if __BSD_VISIBLE
65 void	*memmem(const void *, size_t, const void *, size_t);
66 #endif
67 void	*memmove(void *, const void *, size_t);
68 void	*memset(void *, int, size_t);
69 #if __BSD_VISIBLE
70 char	*stpcpy(char *, const char *);
71 char	*strcasestr(const char *, const char *) __pure;
72 #endif
73 char	*strcat(char * __restrict, const char * __restrict);
74 char	*strchr(const char *, int) __pure;
75 int	 strcmp(const char *, const char *) __pure;
76 int	 strcoll(const char *, const char *);
77 char	*strcpy(char * __restrict, const char * __restrict);
78 size_t	 strcspn(const char *, const char *) __pure;
79 #if __POSIX_VISIBLE >= 200112 || __XSI_VISIBLE
80 char	*strdup(const char *);
81 #endif
82 char	*strerror(int);
83 #if __POSIX_VISIBLE >= 200112
84 int	 strerror_r(int, char *, size_t);
85 #endif
86 #if __BSD_VISIBLE
87 size_t	 strlcat(char *, const char *, size_t);
88 size_t	 strlcpy(char *, const char *, size_t);
89 #endif
90 size_t	 strlen(const char *) __pure;
91 #if __BSD_VISIBLE
92 void	 strmode(int, char *);
93 #endif
94 char	*strncat(char * __restrict, const char * __restrict, size_t);
95 int	 strncmp(const char *, const char *, size_t) __pure;
96 char	*strncpy(char * __restrict, const char * __restrict, size_t);
97 #if __BSD_VISIBLE
98 char	*strnstr(const char *, const char *, size_t) __pure;
99 #endif
100 char	*strpbrk(const char *, const char *) __pure;
101 char	*strrchr(const char *, int) __pure;
102 #if __BSD_VISIBLE
103 char	*strsep(char **, const char *);
104 char	*strsignal(int);
105 #endif
106 size_t	 strspn(const char *, const char *) __pure;
107 char	*strstr(const char *, const char *) __pure;
108 char	*strtok(char * __restrict, const char * __restrict);
109 #if __POSIX_VISIBLE >= 199506 || __XSI_VISIBLE >= 500
110 char	*strtok_r(char *, const char *, char **);
111 #endif
112 size_t	 strxfrm(char * __restrict, const char * __restrict, size_t);
113 #if __BSD_VISIBLE
114 
115 #ifndef _SWAB_DECLARED
116 #define _SWAB_DECLARED
117 
118 #ifndef _SSIZE_T_DECLARED
119 typedef	__ssize_t	ssize_t;
120 #define	_SSIZE_T_DECLARED
121 #endif /* _SIZE_T_DECLARED */
122 
123 void	 swab(const void * __restrict, void * __restrict, ssize_t);
124 #endif /* _SWAB_DECLARED */
125 
126 #endif /* __BSD_VISIBLE */
127 __END_DECLS
128 
129 #endif /* _STRING_H_ */
130