1/* $NetBSD$ */ 2 3/* 4 * Copyright (c) 1995, 1996, 1997 Kungliga Tekniska H��gskolan 5 * (Royal Institute of Technology, Stockholm, Sweden). 6 * All rights reserved. 7 * 8 * Redistribution and use in source and binary forms, with or without 9 * modification, are permitted provided that the following conditions 10 * are met: 11 * 12 * 1. Redistributions of source code must retain the above copyright 13 * notice, this list of conditions and the following disclaimer. 14 * 15 * 2. Redistributions in binary form must reproduce the above copyright 16 * notice, this list of conditions and the following disclaimer in the 17 * documentation and/or other materials provided with the distribution. 18 * 19 * 3. Neither the name of the Institute nor the names of its contributors 20 * may be used to endorse or promote products derived from this software 21 * without specific prior written permission. 22 * 23 * THIS SOFTWARE IS PROVIDED BY THE INSTITUTE AND CONTRIBUTORS ``AS IS'' AND 24 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 25 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 26 * ARE DISCLAIMED. IN NO EVENT SHALL THE INSTITUTE OR CONTRIBUTORS BE LIABLE 27 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 28 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 29 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 30 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 31 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 32 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 33 * SUCH DAMAGE. 34 */ 35 36#include <config.h> 37#include <krb5/roken.h> 38 39#ifndef HAVE_GETHOSTNAME 40 41#ifdef HAVE_SYS_UTSNAME_H 42#include <sys/utsname.h> 43#endif 44 45/* 46 * Return the local host's name in "name", up to "namelen" characters. 47 * "name" will be null-terminated if "namelen" is big enough. 48 * The return code is 0 on success, -1 on failure. (The calling 49 * interface is identical to gethostname(2).) 50 */ 51 52ROKEN_LIB_FUNCTION int ROKEN_LIB_CALL 53gethostname(char *name, int namelen) 54{ 55#if defined(HAVE_UNAME) 56 { 57 struct utsname utsname; 58 int ret; 59 60 ret = uname (&utsname); 61 if (ret < 0) 62 return ret; 63 strlcpy (name, utsname.nodename, namelen); 64 return 0; 65 } 66#else 67 strlcpy (name, "some.random.host", namelen); 68 return 0; 69#endif 70} 71 72#endif /* GETHOSTNAME */ 73