xref: /openbsd/libexec/ld.so/syscall.h (revision f7413c6a)
1 /*	$OpenBSD: syscall.h,v 1.8 2024/04/05 13:51:47 deraadt Exp $ */
2 
3 /*
4  * Copyright (c) 1998 Per Fogelstrom, Opsycon AB
5  *
6  * Redistribution and use in source and binary forms, with or without
7  * modification, are permitted provided that the following conditions
8  * are met:
9  * 1. Redistributions of source code must retain the above copyright
10  *    notice, this list of conditions and the following disclaimer.
11  * 2. Redistributions in binary form must reproduce the above copyright
12  *    notice, this list of conditions and the following disclaimer in the
13  *    documentation and/or other materials provided with the distribution.
14  *
15  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS
16  * OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
17  * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
18  * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY
19  * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
20  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
21  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
22  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
23  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
24  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
25  * SUCH DAMAGE.
26  *
27  */
28 
29 #ifndef __DL_SYSCALL_H__
30 #define __DL_SYSCALL_H__
31 
32 #ifndef _dl_MAX_ERRNO
33 #define _dl_MAX_ERRNO 512L
34 #endif
35 #define _dl_mmap_error(__res) \
36     ((long)__res < 0 && (long)__res >= -_dl_MAX_ERRNO)
37 
38 struct __kbind;
39 struct stat;
40 
41 int	_dl_close(int);
42 __dead
43 void	_dl_exit(int);
44 int	_dl_fstat(int, struct stat *);
45 ssize_t	_dl_getdents(int, char *, size_t);
46 int	_dl_getentropy(char *, size_t);
47 int	_dl_getthrid(void);
48 int	_dl_issetugid(void);
49 int	_dl_kbind(const struct __kbind *, size_t, int64_t);
50 void   *_dl_mmap(void *, size_t, int, int, int, off_t);
51 int	_dl_mprotect(const void *, size_t, int);
52 void   *_dl_mquery(void *, size_t, int, int, int, off_t);
53 int	_dl_pinsyscalls(void *base, size_t len, u_int *pin, int pinlen);
54 int	_dl_munmap(const void *, size_t);
55 int	_dl_mimmutable(const void *, size_t);
56 int	_dl_open(const char *, int);
57 int	_dl_pledge(const char *, const char **);
58 ssize_t	_dl_read(int, void *, size_t);
59 int	_dl_sendsyslog(const char *, size_t, int);
60 void	_dl___set_tcb(void *);
61 int	_dl_sysctl(const int *, u_int, void *, size_t *, void *, size_t);
62 __dead
63 void	_dl_thrkill(pid_t, int, void *);
64 int	_dl_utrace(const char *, const void *, size_t);
65 
66 #endif /*__DL_SYSCALL_H__*/
67