nis.subproj/getdomainname.c

   1 /*
   2  * Copyright (c) 1999-2018 Apple Inc. All rights reserved.
   3  *
   4  * @APPLE_LICENSE_HEADER_START@
   5  *
   6  * Portions Copyright (c) 1999 Apple Computer, Inc.  All Rights
   7  * Reserved.  This file contains Original Code and/or Modifications of
   8  * Original Code as defined in and that are subject to the Apple Public
   9  * Source License Version 1.1 (the "License").  You may not use this file
  10  * except in compliance with the License.  Please obtain a copy of the
  11  * License at http://www.apple.com/publicsource and read it before using
  12  * this file.
  13  *
  14  * The Original Code and all software distributed under the License are
  15  * distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY KIND, EITHER
  16  * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
  17  * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
  18  * FITNESS FOR A PARTICULAR PURPOSE OR NON- INFRINGEMENT.  Please see the
  19  * License for the specific language governing rights and limitations
  20  * under the License.
  21  *
  22  * @APPLE_LICENSE_HEADER_END@
  23  */
  24 /*
  25  * cover for getdomainname()
  26  * Copyright (C) 1995 by NeXT Computer, Inc.
  27  */
  28 #include "libinfo_common.h"
  29
  30 #include <mach/mach_types.h>
  31 #include <sys/sysctl.h>
  32
  33 LIBINFO_EXPORT
  34 int
  35 getdomainname(char *val, int inlen)
  36 {
  37         int mib[2];
  38         size_t len = inlen;
  39
  40         mib[0] = CTL_KERN;
  41         mib[1] = KERN_DOMAINNAME;
  42         return sysctl(mib, 2, val, &len, NULL, 0);
  43 }