1*0Sstevel@tonic-gate /*
2*0Sstevel@tonic-gate * CDDL HEADER START
3*0Sstevel@tonic-gate *
4*0Sstevel@tonic-gate * The contents of this file are subject to the terms of the
5*0Sstevel@tonic-gate * Common Development and Distribution License, Version 1.0 only
6*0Sstevel@tonic-gate * (the "License"). You may not use this file except in compliance
7*0Sstevel@tonic-gate * with the License.
8*0Sstevel@tonic-gate *
9*0Sstevel@tonic-gate * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
10*0Sstevel@tonic-gate * or http://www.opensolaris.org/os/licensing.
11*0Sstevel@tonic-gate * See the License for the specific language governing permissions
12*0Sstevel@tonic-gate * and limitations under the License.
13*0Sstevel@tonic-gate *
14*0Sstevel@tonic-gate * When distributing Covered Code, include this CDDL HEADER in each
15*0Sstevel@tonic-gate * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
16*0Sstevel@tonic-gate * If applicable, add the following below this CDDL HEADER, with the
17*0Sstevel@tonic-gate * fields enclosed by brackets "[]" replaced with your own identifying
18*0Sstevel@tonic-gate * information: Portions Copyright [yyyy] [name of copyright owner]
19*0Sstevel@tonic-gate *
20*0Sstevel@tonic-gate * CDDL HEADER END
21*0Sstevel@tonic-gate */
22*0Sstevel@tonic-gate /*
23*0Sstevel@tonic-gate * Copyright (c) 1997, by Sun Microsystems, Inc.
24*0Sstevel@tonic-gate * All rights reserved.
25*0Sstevel@tonic-gate */
26*0Sstevel@tonic-gate
27*0Sstevel@tonic-gate /* Copyright (c) 1984, 1986, 1987, 1988, 1989 AT&T */
28*0Sstevel@tonic-gate /* All Rights Reserved */
29*0Sstevel@tonic-gate
30*0Sstevel@tonic-gate
31*0Sstevel@tonic-gate /* Portions Copyright(c) 1988, Sun Microsystems Inc. */
32*0Sstevel@tonic-gate /* All Rights Reserved */
33*0Sstevel@tonic-gate
34*0Sstevel@tonic-gate #pragma ident "%Z%%M% %I% %E% SMI" /* SVr4.0 1.2 */
35*0Sstevel@tonic-gate
36*0Sstevel@tonic-gate /*LINTLIBRARY*/
37*0Sstevel@tonic-gate
38*0Sstevel@tonic-gate #include <sys/types.h>
39*0Sstevel@tonic-gate #include <sys/uadmin.h>
40*0Sstevel@tonic-gate #include <unistd.h>
41*0Sstevel@tonic-gate #include <errno.h>
42*0Sstevel@tonic-gate
43*0Sstevel@tonic-gate /*
44*0Sstevel@tonic-gate * Not all BSD's semantics are supported
45*0Sstevel@tonic-gate * including RB_SINGLE, RB_RB_DUMP, RB_STRING
46*0Sstevel@tonic-gate */
47*0Sstevel@tonic-gate
48*0Sstevel@tonic-gate /*
49*0Sstevel@tonic-gate * BSD reboot.h
50*0Sstevel@tonic-gate */
51*0Sstevel@tonic-gate #define RB_AUTOBOOT 0 /* flags for system auto-booting itself */
52*0Sstevel@tonic-gate
53*0Sstevel@tonic-gate #define RB_ASKNAME 0x001 /* ask for file name to reboot from */
54*0Sstevel@tonic-gate #define RB_SINGLE 0x002 /* reboot to single user only */
55*0Sstevel@tonic-gate #define RB_NOSYNC 0x004 /* dont sync before reboot */
56*0Sstevel@tonic-gate #define RB_HALT 0x008 /* don't reboot, just halt */
57*0Sstevel@tonic-gate #define RB_INITNAME 0x010 /* name given for /etc/init */
58*0Sstevel@tonic-gate #define RB_NOBOOTRC 0x020 /* don't run /etc/rc.boot */
59*0Sstevel@tonic-gate #define RB_DEBUG 0x040 /* being run under debugger */
60*0Sstevel@tonic-gate #define RB_DUMP 0x080 /* dump system core */
61*0Sstevel@tonic-gate #define RB_WRITABLE 0x100 /* mount root read/write */
62*0Sstevel@tonic-gate #define RB_STRING 0x200 /* pass boot args to prom monitor */
63*0Sstevel@tonic-gate
64*0Sstevel@tonic-gate /*ARGSUSED*/
65*0Sstevel@tonic-gate int
reboot(int howto,char * bootargs)66*0Sstevel@tonic-gate reboot(int howto, char *bootargs)
67*0Sstevel@tonic-gate {
68*0Sstevel@tonic-gate int cmd;
69*0Sstevel@tonic-gate int fcn;
70*0Sstevel@tonic-gate int mdep = 0;
71*0Sstevel@tonic-gate
72*0Sstevel@tonic-gate if (getuid() != 0) {
73*0Sstevel@tonic-gate errno = EPERM;
74*0Sstevel@tonic-gate return (-1);
75*0Sstevel@tonic-gate }
76*0Sstevel@tonic-gate
77*0Sstevel@tonic-gate if (howto & RB_HALT) {
78*0Sstevel@tonic-gate cmd = A_SHUTDOWN;
79*0Sstevel@tonic-gate fcn = AD_HALT;
80*0Sstevel@tonic-gate } else if (howto & RB_ASKNAME) {
81*0Sstevel@tonic-gate cmd = A_SHUTDOWN;
82*0Sstevel@tonic-gate fcn = AD_IBOOT;
83*0Sstevel@tonic-gate } else { /* assume RB_AUTOBOOT */
84*0Sstevel@tonic-gate cmd = A_SHUTDOWN;
85*0Sstevel@tonic-gate fcn = AD_BOOT;
86*0Sstevel@tonic-gate }
87*0Sstevel@tonic-gate
88*0Sstevel@tonic-gate /* return something to be consistent with the original prototype */
89*0Sstevel@tonic-gate return (uadmin(cmd, fcn, mdep));
90*0Sstevel@tonic-gate /* most cases, we are gone and code does not reach here */
91*0Sstevel@tonic-gate }
92