utmp.h revision 7c478bd95313f5f23a4c958a745db2134aa03244
/*
* CDDL HEADER START
*
* The contents of this file are subject to the terms of the
* Common Development and Distribution License, Version 1.0 only
* (the "License"). You may not use this file except in compliance
* with the License.
*
* You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
* or http://www.opensolaris.org/os/licensing.
* See the License for the specific language governing permissions
* and limitations under the License.
*
* When distributing Covered Code, include this CDDL HEADER in each
* file and include the License file at usr/src/OPENSOLARIS.LICENSE.
* If applicable, add the following below this CDDL HEADER, with the
* fields enclosed by brackets "[]" replaced with your own identifying
* information: Portions Copyright [yyyy] [name of copyright owner]
*
* CDDL HEADER END
*/
/*
* Copyright 1987 Sun Microsystems, Inc. All rights reserved.
* Use is subject to license terms.
*/
#pragma ident "%Z%%M% %I% %E% SMI"
#ifndef _utmp_h
#define _utmp_h
/*
* Structure of utmp and wtmp files.
*
* XXX - Assuming the number 8 is unwise.
*/
struct utmp {
char ut_line[8]; /* tty name */
char ut_name[8]; /* user id */
char ut_host[16]; /* host name, if remote */
long ut_time; /* time on */
};
/*
* This is a utmp entry that does not correspond to a genuine user
*/
#define nonuser(ut) ((ut).ut_host[0] == 0 && \
strncmp((ut).ut_line, "tty", 3) == 0 && ((ut).ut_line[3] == 'p' \
|| (ut).ut_line[3] == 'q' \
|| (ut).ut_line[3] == 'r' \
|| (ut).ut_line[3] == 's'))
#endif /*!_utmp_h*/