xref: /netbsd-src/include/strings.h (revision e19355d0f9e21e5de652cbd9aa5c60240d9f3be1)
1 /*	$NetBSD: strings.h,v 1.21 2024/11/01 18:52:29 riastradh Exp $	*/
2 
3 /*-
4  * Copyright (c) 1998 The NetBSD Foundation, Inc.
5  * All rights reserved.
6  *
7  * This code is derived from software contributed to The NetBSD Foundation
8  * by Klaus Klein.
9  *
10  * Redistribution and use in source and binary forms, with or without
11  * modification, are permitted provided that the following conditions
12  * are met:
13  * 1. Redistributions of source code must retain the above copyright
14  *    notice, this list of conditions and the following disclaimer.
15  * 2. Redistributions in binary form must reproduce the above copyright
16  *    notice, this list of conditions and the following disclaimer in the
17  *    documentation and/or other materials provided with the distribution.
18  *
19  * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
20  * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
21  * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
22  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
23  * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
24  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
25  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
26  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
27  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
28  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
29  * POSSIBILITY OF SUCH DAMAGE.
30  */
31 
32 #ifndef _STRINGS_H_
33 #define _STRINGS_H_
34 
35 #include <machine/ansi.h>
36 #include <sys/featuretest.h>
37 
38 #ifdef	_BSD_SIZE_T_
39 typedef	_BSD_SIZE_T_	size_t;
40 #undef	_BSD_SIZE_T_
41 #endif
42 
43 #if defined(_NETBSD_SOURCE)
44 #include <sys/null.h>
45 #endif
46 
47 #include <sys/cdefs.h>
48 
49 #include <machine/int_types.h>
50 
51 __BEGIN_DECLS
52 #if defined(_NETBSD_SOURCE) || \
53     (defined(_XOPEN_SOURCE) && _XOPEN_SOURCE - 0 < 700)
54 int	 bcmp(const void *, const void *, size_t);
55 void	 bcopy(const void *, void *, size_t);
56 void	 bzero(void *, size_t);
57 #endif
58 #if defined(_NETBSD_SOURCE) || _XOPEN_SOURCE - 0 >= 600
59 int	 ffs(int) __constfunc;
60 #endif
61 #if defined(_NETBSD_SOURCE) || _XOPEN_SOURCE - 0 >= 800
62 int	 ffsl(long) __constfunc;
63 int	 ffsll(long long) __constfunc;
64 #endif
65 #ifdef _NETBSD_SOURCE
66 unsigned int	popcount(unsigned int) __constfunc;
67 unsigned int	popcountl(unsigned long) __constfunc;
68 unsigned int	popcountll(unsigned long long) __constfunc;
69 unsigned int	popcount32(__uint32_t) __constfunc;
70 unsigned int	popcount64(__uint64_t) __constfunc;
71 #endif
72 #if defined(_NETBSD_SOURCE) || \
73     (defined(_XOPEN_SOURCE) && _XOPEN_SOURCE - 0 < 700)
74 char	*index(const char *, int);
75 char	*rindex(const char *, int);
76 #endif
77 int	 strcasecmp(const char *, const char *);
78 int	 strncasecmp(const char *, const char *, size_t);
79 __END_DECLS
80 
81 #if defined(_NETBSD_SOURCE)
82 #include <string.h>
83 #endif
84 
85 #if _FORTIFY_SOURCE > 0
86 #include <ssp/strings.h>
87 #endif
88 #endif /* !defined(_STRINGS_H_) */
89