1/* $NetBSD: unistd.h,v 1.7 2015/06/25 18:41:03 joerg Exp $ */
2
3/*-
4 *
5 * SPDX-License-Identifier: BSD-2-Clause
6 *
7 * Copyright (c) 2006 The NetBSD Foundation, Inc.
8 * All rights reserved.
9 *
10 * This code is derived from software contributed to The NetBSD Foundation
11 * by Christos Zoulas.
12 *
13 * Redistribution and use in source and binary forms, with or without
14 * modification, are permitted provided that the following conditions
15 * are met:
16 * 1. Redistributions of source code must retain the above copyright
17 * notice, this list of conditions and the following disclaimer.
18 * 2. Redistributions in binary form must reproduce the above copyright
19 * notice, this list of conditions and the following disclaimer in the
20 * documentation and/or other materials provided with the distribution.
21 *
22 * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
23 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
24 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
25 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
26 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
27 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
28 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
29 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
30 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
31 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
32 * POSSIBILITY OF SUCH DAMAGE.
33 */
34
35// zig patch: ssp/unistd.h header was added in FreeBSD 15
36#if __FreeBSD_version < 1500500
37 #error "ssp/unistd.h did not exist before FreeBSD 15"
38#endif /* error for FreeBSD before 15 */
39
40#ifndef _SSP_UNISTD_H_
41#define _SSP_UNISTD_H_
42
43#include <ssp/ssp.h>
44
45#if __SSP_FORTIFY_LEVEL > 0
46__BEGIN_DECLS
47
48#ifndef _FORTIFY_SOURCE_read
49#define _FORTIFY_SOURCE_read read
50#endif
51
52__ssp_inline size_t
53__ssp_gid_bos(const void *ptr)
54{
55 size_t ptrsize = __ssp_bos(ptr);
56
57 if (ptrsize == (size_t)-1)
58 return (ptrsize);
59
60 return (ptrsize / sizeof(gid_t));
61}
62
63__ssp_redirect_raw(int, getgrouplist, getgrouplist,
64 (const char *__name, gid_t __base, gid_t *__buf, int *__lenp),
65 (__name, __base, __buf, __lenp), 1, __ssp_gid_bos, *__lenp);
66
67__ssp_redirect_raw(int, getgroups, getgroups, (int __len, gid_t *__buf),
68 (__len, __buf), 1, __ssp_gid_bos, __len);
69
70__ssp_redirect(int, getloginclass, (char *__buf, size_t __len),
71 (__buf, __len));
72
73__ssp_redirect(ssize_t, _FORTIFY_SOURCE_read, (int __fd, void *__buf,
74 size_t __len), (__fd, __buf, __len));
75__ssp_redirect(ssize_t, pread, (int __fd, void *__buf, size_t __len,
76 off_t __offset), (__fd, __buf, __len, __offset));
77
78__ssp_redirect(ssize_t, readlink, (const char *__restrict __path, \
79 char *__restrict __buf, size_t __len), (__path, __buf, __len));
80__ssp_redirect(ssize_t, readlinkat, (int __fd, const char *__restrict __path,
81 char *__restrict __buf, size_t __len), (__fd, __path, __buf, __len));
82
83__ssp_redirect_raw(char *, getcwd, getcwd, (char *__buf, size_t __len),
84 (__buf, __len), __buf != 0, __ssp_bos, __len);
85
86__ssp_redirect(int, getdomainname, (char *__buf, int __len), (__buf, __len));
87__ssp_redirect(int, getentropy, (void *__buf, size_t __len), (__buf, __len));
88__ssp_redirect(int, gethostname, (char *__buf, size_t __len), (__buf, __len));
89__ssp_redirect(int, getlogin_r, (char *__buf, size_t __len), (__buf, __len));
90__ssp_redirect(int, ttyname_r, (int __fd, char *__buf, size_t __len),
91 (__fd, __buf, __len));
92
93__END_DECLS
94
95#endif /* __SSP_FORTIFY_LEVEL > 0 */
96#endif /* _SSP_UNISTD_H_ */