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/* $OpenBSD: syscall.h,v 1.2 2001/09/25 06:57:03 art Exp $ */
/*
* Copyright (c) 2001 Niklas Hallqvist
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* 3. All advertising materials mentioning features or use of this software
* must display the following acknowledgement:
* This product includes software developed under OpenBSD by
* Niklas Hallqvist.
* 4. The name of the author may not be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS
* OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY
* DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*
*/
#ifdef USE_CACHE
#include <sys/stat.h>
#endif
#ifndef _dl_MAX_ERRNO
#define _dl_MAX_ERRNO 4096
#endif
#define _dl_check_error(__res) \
((int) __res < 0 && (int) __res >= -_dl_MAX_ERRNO)
int _dl_close __P((int));
int _dl_exit __P((int));
int _dl_getegid __P((void));
int _dl_geteuid __P((void));
int _dl_getgid __P((void));
int _dl_getuid __P((void));
long _dl___syscall(quad_t, ...);
int _dl_mprotect __P((const void *, int, int));
int _dl_munmap __P((const void*, unsigned int));
int _dl_open __P((const char*, unsigned int));
void _dl_printf __P((const char *, ...));
int _dl_read __P((int, const char*, int));
#ifdef USE_CACHE
int _dl_stat __P((const char *, struct stat *));
#endif
int _dl_write __P((int, const char*, int));
/*
* Not an actual syscall, but we need something in assembly to say
* whether this is OK or not.
*/
static inline int
_dl_suid_ok (void)
{
unsigned int uid, euid, gid, egid;
uid = _dl_getuid();
euid = _dl_geteuid();
gid = _dl_getgid();
egid = _dl_getegid();
return (uid == euid && gid == egid);
}
#include <elf_abi.h>
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