1/*-
2 * SPDX-License-Identifier: BSD-3-Clause
3 *
4 * Copyright (c) 1990, 1993
5 *	The Regents of the University of California.  All rights reserved.
6 *
7 * Redistribution and use in source and binary forms, with or without
8 * modification, are permitted provided that the following conditions
9 * are met:
10 * 1. Redistributions of source code must retain the above copyright
11 *    notice, this list of conditions and the following disclaimer.
12 * 2. Redistributions in binary form must reproduce the above copyright
13 *    notice, this list of conditions and the following disclaimer in the
14 *    documentation and/or other materials provided with the distribution.
15 * 3. Neither the name of the University nor the names of its contributors
16 *    may be used to endorse or promote products derived from this software
17 *    without specific prior written permission.
18 *
19 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
20 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
21 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
22 * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
23 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
24 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
25 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
26 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
27 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
28 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
29 * SUCH DAMAGE.
30 */
31
32#ifndef _STRING_H_
33#define	_STRING_H_
34
35#include <sys/cdefs.h>
36#include <sys/_null.h>
37#include <sys/_types.h>
38
39/*
40 * Prototype functions which were historically defined in <string.h>, but
41 * are required by POSIX to be prototyped in <strings.h>.
42 */
43#if __BSD_VISIBLE
44#include <strings.h>
45#endif
46
47#ifndef _SIZE_T_DECLARED
48typedef	__size_t	size_t;
49#define	_SIZE_T_DECLARED
50#endif
51
52__BEGIN_DECLS
53#if __XSI_VISIBLE >= 600
54void	*memccpy(void * __restrict, const void * __restrict, int, size_t);
55#endif
56void	*memchr(const void *, int, size_t) __pure;
57#if __BSD_VISIBLE
58void	*memrchr(const void *, int, size_t) __pure;
59#endif
60int	 memcmp(const void *, const void *, size_t) __pure;
61void	*memcpy(void * __restrict, const void * __restrict, size_t);
62#if __BSD_VISIBLE
63void	*memmem(const void *, size_t, const void *, size_t) __pure;
64#endif
65void	*memmove(void *, const void *, size_t);
66#if __BSD_VISIBLE
67void	*mempcpy(void * __restrict, const void * __restrict, size_t);
68#endif
69void	*memset(void *, int, size_t);
70#if __POSIX_VISIBLE >= 200809
71char	*stpcpy(char * __restrict, const char * __restrict);
72char	*stpncpy(char * __restrict, const char * __restrict, size_t);
73#endif
74#if __BSD_VISIBLE
75char	*strcasestr(const char *, const char *) __pure;
76#endif
77char	*strcat(char * __restrict, const char * __restrict);
78char	*strchr(const char *, int) __pure;
79#if __BSD_VISIBLE
80char	*strchrnul(const char*, int) __pure;
81int	 strverscmp(const char *, const char *) __pure;
82#endif
83int	 strcmp(const char *, const char *) __pure;
84int	 strcoll(const char *, const char *);
85char	*strcpy(char * __restrict, const char * __restrict);
86size_t	 strcspn(const char *, const char *) __pure;
87#if __POSIX_VISIBLE >= 200112 || __XSI_VISIBLE
88char	*strdup(const char *) __malloc_like;
89#endif
90char	*strerror(int);
91#if __POSIX_VISIBLE >= 200112
92int	 strerror_r(int, char *, size_t);
93#endif
94#if __BSD_VISIBLE
95size_t	 strlcat(char * __restrict, const char * __restrict, size_t);
96size_t	 strlcpy(char * __restrict, const char * __restrict, size_t);
97#endif
98size_t	 strlen(const char *) __pure;
99#if __BSD_VISIBLE
100
101#ifndef _MODE_T_DECLARED
102typedef	__mode_t	mode_t;
103#define	_MODE_T_DECLARED
104#endif
105
106void	 strmode(mode_t, char *);
107#endif
108char	*strncat(char * __restrict, const char * __restrict, size_t);
109int	 strncmp(const char *, const char *, size_t) __pure;
110char	*strncpy(char * __restrict, const char * __restrict, size_t);
111#if __POSIX_VISIBLE >= 200809
112char	*strndup(const char *, size_t) __malloc_like;
113size_t	 strnlen(const char *, size_t) __pure;
114#endif
115#if __BSD_VISIBLE
116char	*strnstr(const char *, const char *, size_t) __pure;
117#endif
118char	*strpbrk(const char *, const char *) __pure;
119char	*strrchr(const char *, int) __pure;
120#if __BSD_VISIBLE
121char	*strsep(char **, const char *);
122#endif
123#if __POSIX_VISIBLE >= 200809
124char	*strsignal(int);
125#endif
126size_t	 strspn(const char *, const char *) __pure;
127char	*strstr(const char *, const char *) __pure;
128char	*strtok(char * __restrict, const char * __restrict);
129#if __POSIX_VISIBLE >= 199506 || __XSI_VISIBLE >= 500
130char	*strtok_r(char *, const char *, char **);
131#endif
132size_t	 strxfrm(char * __restrict, const char * __restrict, size_t);
133#if __BSD_VISIBLE
134
135#ifndef _SWAB_DECLARED
136#define _SWAB_DECLARED
137
138#ifndef _SSIZE_T_DECLARED
139typedef	__ssize_t	ssize_t;
140#define	_SSIZE_T_DECLARED
141#endif /* _SIZE_T_DECLARED */
142
143void	 swab(const void * __restrict, void * __restrict, ssize_t);
144#endif /* _SWAB_DECLARED */
145
146int	 timingsafe_bcmp(const void *, const void *, size_t);
147int	 timingsafe_memcmp(const void *, const void *, size_t);
148#endif /* __BSD_VISIBLE */
149
150#if __POSIX_VISIBLE >= 200112 || defined(_XLOCALE_H_)
151#include <xlocale/_string.h>
152#endif
153
154#if __EXT1_VISIBLE
155
156#ifndef _RSIZE_T_DEFINED
157#define _RSIZE_T_DEFINED
158typedef size_t rsize_t;
159#endif
160
161#ifndef _ERRNO_T_DEFINED
162#define _ERRNO_T_DEFINED
163typedef int errno_t;
164#endif
165
166/* ISO/IEC 9899:2011 K.3.7.4.1.1 */
167errno_t memset_s(void *, rsize_t, int, rsize_t);
168#endif /* __EXT1_VISIBLE */
169__END_DECLS
170
171#if !defined(_STANDALONE) && defined(_FORTIFY_SOURCE) && _FORTIFY_SOURCE > 0
172#include <ssp/string.h>
173#endif
174#endif /* _STRING_H_ */
175