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/* $OpenBSD: dl_uname.c,v 1.2 2015/01/16 16:18:07 deraadt Exp $ */
/*
* Copyright (c) 1994
* The Regents of the University of California. All rights reserved.
*
* 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. Neither the name of the University nor the names of its contributors
* may be used to endorse or promote products derived from this software
* without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``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 REGENTS OR CONTRIBUTORS 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.
*/
#include <sys/types.h>
#include <sys/sysctl.h>
#include <sys/utsname.h>
#include "archdep.h"
/*
* This file was copied from libc/gen/uname.c and modified for ld.so's
* syscall method which returns -errno. Also KERN_OSVERSION is not retrieved
* since ld.so doesn't need it.
*/
int
_dl_uname(struct utsname *name)
{
int mib[2], rval;
size_t len;
rval = 0;
mib[0] = CTL_KERN;
mib[1] = KERN_OSTYPE;
len = sizeof(name->sysname);
if (_dl_sysctl(mib, 2, &name->sysname, &len, NULL, 0) < 0)
rval = -1;
mib[0] = CTL_KERN;
mib[1] = KERN_OSRELEASE;
len = sizeof(name->release);
if (_dl_sysctl(mib, 2, &name->release, &len, NULL, 0) < 0)
rval = -1;
mib[0] = CTL_HW;
mib[1] = HW_MACHINE;
len = sizeof(name->machine);
if (_dl_sysctl(mib, 2, &name->machine, &len, NULL, 0) < 0)
rval = -1;
return (rval);
}
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