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/* $OpenBSD: uname.c,v 1.11 2016/08/27 03:55:43 guenther Exp $ */ |
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/*- |
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* Copyright (c) 1994 |
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* The Regents of the University of California. All rights reserved. |
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* |
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* Redistribution and use in source and binary forms, with or without |
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* modification, are permitted provided that the following conditions |
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* are met: |
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* 1. Redistributions of source code must retain the above copyright |
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* notice, this list of conditions and the following disclaimer. |
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* 2. Redistributions in binary form must reproduce the above copyright |
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* notice, this list of conditions and the following disclaimer in the |
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* documentation and/or other materials provided with the distribution. |
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* 3. Neither the name of the University nor the names of its contributors |
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* may be used to endorse or promote products derived from this software |
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* without specific prior written permission. |
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* |
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* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND |
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE |
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* ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE |
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL |
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS |
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) |
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT |
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY |
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF |
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* SUCH DAMAGE. |
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*/ |
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#include <sys/types.h> |
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#include <sys/sysctl.h> |
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#include <sys/utsname.h> |
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#include <stdio.h> /* for NULL */ |
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/* A slightly modified copy of this file exists in libexec/ld.so */ |
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int |
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uname(struct utsname *name) |
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{ |
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int mib[2], rval; |
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size_t len; |
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rval = 0; |
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mib[0] = CTL_KERN; |
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mib[1] = KERN_OSTYPE; |
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len = sizeof(name->sysname); |
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if (sysctl(mib, 2, &name->sysname, &len, NULL, 0) == -1) |
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rval = -1; |
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mib[0] = CTL_KERN; |
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mib[1] = KERN_HOSTNAME; |
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len = sizeof(name->nodename); |
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if (sysctl(mib, 2, &name->nodename, &len, NULL, 0) == -1) |
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rval = -1; |
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mib[0] = CTL_KERN; |
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mib[1] = KERN_OSRELEASE; |
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len = sizeof(name->release); |
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if (sysctl(mib, 2, &name->release, &len, NULL, 0) == -1) |
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rval = -1; |
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mib[0] = CTL_KERN; |
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mib[1] = KERN_OSVERSION; |
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len = sizeof(name->version); |
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if (sysctl(mib, 2, &name->version, &len, NULL, 0) == -1) { |
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mib[0] = CTL_KERN; |
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mib[1] = KERN_VERSION; |
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len = sizeof(name->version); |
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if (sysctl(mib, 2, &name->version, &len, NULL, 0) == -1) |
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rval = -1; |
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} |
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mib[0] = CTL_HW; |
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mib[1] = HW_MACHINE; |
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len = sizeof(name->machine); |
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if (sysctl(mib, 2, &name->machine, &len, NULL, 0) == -1) |
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rval = -1; |
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return (rval); |
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} |