f14fb60209
* Updating common/lib * Updating lib/csu * Updating lib/libc * Updating libexec/ld.elf_so * Corrected test on __minix in featuretest to actually follow the meaning of the comment. * Cleaned up _REENTRANT-related defintions. * Disabled -D_REENTRANT for libfetch * Removing some unneeded __NBSD_LIBC defines and tests Change-Id: Ic1394baef74d11b9f86b312f5ff4bbc3cbf72ce2
73 lines
2.6 KiB
C
73 lines
2.6 KiB
C
/* $NetBSD: sysctlnametomib.c,v 1.7 2012/03/13 21:13:37 christos Exp $ */
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/*-
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* Copyright (c) 2003,2004 The NetBSD Foundation, Inc.
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* All rights reserved.
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*
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* This code is derived from software contributed to The NetBSD Foundation
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* by Andrew Brown.
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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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*
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* THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
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* ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
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* TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
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* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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* POSSIBILITY OF SUCH DAMAGE.
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*/
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#include <sys/cdefs.h>
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#if defined(LIBC_SCCS) && !defined(lint)
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__RCSID("$NetBSD: sysctlnametomib.c,v 1.7 2012/03/13 21:13:37 christos Exp $");
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#endif /* LIBC_SCCS and not lint */
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#ifndef RUMP_ACTION
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#include "namespace.h"
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#endif
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#include <sys/param.h>
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#include <sys/sysctl.h>
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#include <assert.h>
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#ifdef RUMP_ACTION
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#include <rump/rump_syscalls.h>
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#define sysctl(a,b,c,d,e,f) rump_sys___sysctl(a,b,c,d,e,f)
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#else
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#ifdef __weak_alias
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__weak_alias(sysctlnametomib,_sysctlnametomib)
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#endif
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#endif /* RUMP_ACTION */
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/*
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* freebsd compatible sysctlnametomib() function, implemented as an
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* extremely thin wrapper around sysctlgetmibinfo(). i think the use
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* of size_t as the third argument is erroneous, but what can we do
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* about that?
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*/
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int
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sysctlnametomib(const char *gname, int *iname, size_t *namelenp)
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{
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u_int unamelen;
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int rc;
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_DIAGASSERT(__type_fit(u_int, *namelenp));
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unamelen = (u_int)*namelenp;
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rc = sysctlgetmibinfo(gname, iname, &unamelen, NULL, NULL, NULL,
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SYSCTL_VERSION);
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*namelenp = unamelen;
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return (rc);
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}
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