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1/*
2 * Copyright (c) 2000, 2007, 2010, 2023 Apple Inc. All rights reserved.
3 *
4 * @APPLE_LICENSE_HEADER_START@
5 *
6 * This file contains Original Code and/or Modifications of Original Code
7 * as defined in and that are subject to the Apple Public Source License
8 * Version 2.0 (the 'License'). You may not use this file except in
9 * compliance with the License. Please obtain a copy of the License at
10 * http://www.opensource.apple.com/apsl/ and read it before using this
11 * file.
12 *
13 * The Original Code and all software distributed under the License are
14 * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
15 * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
16 * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
17 * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT.
18 * Please see the License for the specific language governing rights and
19 * limitations under the License.
20 *
21 * @APPLE_LICENSE_HEADER_END@
22 */
23/*-
24 * Copyright (c) 1990, 1993
25 * The Regents of the University of California. All rights reserved.
26 *
27 * Redistribution and use in source and binary forms, with or without
28 * modification, are permitted provided that the following conditions
29 * are met:
30 * 1. Redistributions of source code must retain the above copyright
31 * notice, this list of conditions and the following disclaimer.
32 * 2. Redistributions in binary form must reproduce the above copyright
33 * notice, this list of conditions and the following disclaimer in the
34 * documentation and/or other materials provided with the distribution.
35 * 3. All advertising materials mentioning features or use of this software
36 * must display the following acknowledgement:
37 * This product includes software developed by the University of
38 * California, Berkeley and its contributors.
39 * 4. Neither the name of the University nor the names of its contributors
40 * may be used to endorse or promote products derived from this software
41 * without specific prior written permission.
42 *
43 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
44 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
45 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
46 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
47 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
48 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
49 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
50 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
51 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
52 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
53 * SUCH DAMAGE.
54 *
55 * @(#)strings.h 8.1 (Berkeley) 6/2/93
56 */
57
58#ifndef __STRINGS_H_
59#define __STRINGS_H_
60
61#include <_bounds.h>
62#include <_types.h>
63
64#include <sys/cdefs.h>
65#include <Availability.h>
66#include <sys/_types/_size_t.h>
67
68_LIBC_SINGLE_BY_DEFAULT()
69
70__BEGIN_DECLS
71/* Removed in Issue 7 */
72#if !defined(_POSIX_C_SOURCE) || _POSIX_C_SOURCE < 200809L
73int bcmp(const void *_LIBC_SIZE(__n), const void *_LIBC_SIZE(__n), size_t __n) __POSIX_C_DEPRECATED(200112L);
74void bcopy(const void *_LIBC_SIZE(__n), void *_LIBC_SIZE(__n), size_t __n) __POSIX_C_DEPRECATED(200112L);
75void bzero(void *_LIBC_SIZE(__n), size_t __n) __POSIX_C_DEPRECATED(200112L);
76char *_LIBC_CSTR index(const char *, int) __POSIX_C_DEPRECATED(200112L);
77char *_LIBC_CSTR rindex(const char *, int) __POSIX_C_DEPRECATED(200112L);
78#endif
79
80int ffs(int);
81int strcasecmp(const char *, const char *);
82int strncasecmp(const char *_LIBC_UNSAFE_INDEXABLE, const char *_LIBC_UNSAFE_INDEXABLE, size_t);
83__END_DECLS
84
85/* Darwin extensions */
86#if __DARWIN_C_LEVEL >= __DARWIN_C_FULL
87__BEGIN_DECLS
88int ffsl(long) __OSX_AVAILABLE_STARTING(__MAC_10_5, __IPHONE_2_0);
89int ffsll(long long) __OSX_AVAILABLE_STARTING(__MAC_10_9, __IPHONE_7_0);
90int fls(int) __OSX_AVAILABLE_STARTING(__MAC_10_5, __IPHONE_2_0);
91int flsl(long) __OSX_AVAILABLE_STARTING(__MAC_10_5, __IPHONE_2_0);
92int flsll(long long) __OSX_AVAILABLE_STARTING(__MAC_10_9, __IPHONE_7_0);
93__END_DECLS
94#endif
95
96#if defined (__GNUC__) && _FORTIFY_SOURCE > 0 && !defined (__cplusplus)
97/* Security checking functions. */
98#include <secure/_strings.h>
99#endif
100
101#endif /* __STRINGS_H_ */