17c478bd9Sstevel@tonic-gate /* 27c478bd9Sstevel@tonic-gate * CDDL HEADER START 37c478bd9Sstevel@tonic-gate * 47c478bd9Sstevel@tonic-gate * The contents of this file are subject to the terms of the 57257d1b4Sraf * Common Development and Distribution License (the "License"). 67257d1b4Sraf * You may not use this file except in compliance with the License. 77c478bd9Sstevel@tonic-gate * 87c478bd9Sstevel@tonic-gate * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE 97c478bd9Sstevel@tonic-gate * or http://www.opensolaris.org/os/licensing. 107c478bd9Sstevel@tonic-gate * See the License for the specific language governing permissions 117c478bd9Sstevel@tonic-gate * and limitations under the License. 127c478bd9Sstevel@tonic-gate * 137c478bd9Sstevel@tonic-gate * When distributing Covered Code, include this CDDL HEADER in each 147c478bd9Sstevel@tonic-gate * file and include the License file at usr/src/OPENSOLARIS.LICENSE. 157c478bd9Sstevel@tonic-gate * If applicable, add the following below this CDDL HEADER, with the 167c478bd9Sstevel@tonic-gate * fields enclosed by brackets "[]" replaced with your own identifying 177c478bd9Sstevel@tonic-gate * information: Portions Copyright [yyyy] [name of copyright owner] 187c478bd9Sstevel@tonic-gate * 197c478bd9Sstevel@tonic-gate * CDDL HEADER END 207c478bd9Sstevel@tonic-gate */ 217257d1b4Sraf 227c478bd9Sstevel@tonic-gate /* 23*5679c89fSjv227347 * Copyright 2009 Sun Microsystems, Inc. All rights reserved. 247c478bd9Sstevel@tonic-gate * Use is subject to license terms. 257c478bd9Sstevel@tonic-gate */ 267c478bd9Sstevel@tonic-gate 277c478bd9Sstevel@tonic-gate /* Copyright (c) 1984, 1986, 1987, 1988, 1989 AT&T */ 287c478bd9Sstevel@tonic-gate /* All Rights Reserved */ 297c478bd9Sstevel@tonic-gate 307c478bd9Sstevel@tonic-gate /* 317c478bd9Sstevel@tonic-gate * Portions of this source code were derived from Berkeley 4.3 BSD 327c478bd9Sstevel@tonic-gate * under license from the Regents of the University of California. 337c478bd9Sstevel@tonic-gate */ 347c478bd9Sstevel@tonic-gate 357257d1b4Sraf #include "lint.h" 367c478bd9Sstevel@tonic-gate #include <sys/types.h> 377c478bd9Sstevel@tonic-gate #include <sys/systeminfo.h> 387c478bd9Sstevel@tonic-gate #include <stdlib.h> 397c478bd9Sstevel@tonic-gate 407c478bd9Sstevel@tonic-gate long 417c478bd9Sstevel@tonic-gate gethostid(void) 427c478bd9Sstevel@tonic-gate { 43*5679c89fSjv227347 char name[HW_HOSTID_LEN], *end; 447c478bd9Sstevel@tonic-gate unsigned long hostid; 457c478bd9Sstevel@tonic-gate 46*5679c89fSjv227347 /* 47*5679c89fSjv227347 * HW_INVALID_HOSTID must be cast to an int to ensure that it's sign 48*5679c89fSjv227347 * extended to 64 bits in 64-bit builds. 49*5679c89fSjv227347 */ 50*5679c89fSjv227347 if (sysinfo(SI_HW_SERIAL, name, sizeof (name)) == -1) 51*5679c89fSjv227347 return ((int)HW_INVALID_HOSTID); 527c478bd9Sstevel@tonic-gate hostid = strtoul(name, &end, 10); 537c478bd9Sstevel@tonic-gate if (end == name) 54*5679c89fSjv227347 return ((int)HW_INVALID_HOSTID); 557c478bd9Sstevel@tonic-gate return ((long)hostid); 567c478bd9Sstevel@tonic-gate } 57