xref: /titanic_50/usr/src/lib/libbc/inc/include/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*/