10Sstevel@tonic-gate /*
20Sstevel@tonic-gate * CDDL HEADER START
30Sstevel@tonic-gate *
40Sstevel@tonic-gate * The contents of this file are subject to the terms of the
53247Sgjelinek * Common Development and Distribution License (the "License").
63247Sgjelinek * You may not use this file except in compliance with the License.
70Sstevel@tonic-gate *
80Sstevel@tonic-gate * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
90Sstevel@tonic-gate * or http://www.opensolaris.org/os/licensing.
100Sstevel@tonic-gate * See the License for the specific language governing permissions
110Sstevel@tonic-gate * and limitations under the License.
120Sstevel@tonic-gate *
130Sstevel@tonic-gate * When distributing Covered Code, include this CDDL HEADER in each
140Sstevel@tonic-gate * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
150Sstevel@tonic-gate * If applicable, add the following below this CDDL HEADER, with the
160Sstevel@tonic-gate * fields enclosed by brackets "[]" replaced with your own identifying
170Sstevel@tonic-gate * information: Portions Copyright [yyyy] [name of copyright owner]
180Sstevel@tonic-gate *
190Sstevel@tonic-gate * CDDL HEADER END
200Sstevel@tonic-gate */
21*6812Sraf
220Sstevel@tonic-gate /*
23*6812Sraf * Copyright 2008 Sun Microsystems, Inc. All rights reserved.
240Sstevel@tonic-gate * Use is subject to license terms.
250Sstevel@tonic-gate */
260Sstevel@tonic-gate
270Sstevel@tonic-gate /* Copyright (c) 1983, 1984, 1985, 1986, 1987, 1988, 1989 AT&T */
280Sstevel@tonic-gate /* All Rights Reserved */
290Sstevel@tonic-gate
300Sstevel@tonic-gate /*
310Sstevel@tonic-gate * Portions of this source code were derived from Berkeley 4.3 BSD
320Sstevel@tonic-gate * under license from the Regents of the University of California.
330Sstevel@tonic-gate */
340Sstevel@tonic-gate
350Sstevel@tonic-gate #pragma ident "%Z%%M% %I% %E% SMI"
360Sstevel@tonic-gate
370Sstevel@tonic-gate /*
380Sstevel@tonic-gate * Compatibility lib for BSD's getrusgae(). Only the
390Sstevel@tonic-gate * CPU time usage is supported for RUSAGE_CHILDREN, and hence does not
400Sstevel@tonic-gate * fully support BSD's rusage semantics.
410Sstevel@tonic-gate */
420Sstevel@tonic-gate
43*6812Sraf #include "lint.h"
440Sstevel@tonic-gate #include <sys/types.h>
450Sstevel@tonic-gate #include <sys/time.h>
460Sstevel@tonic-gate #include <sys/times.h>
470Sstevel@tonic-gate #include <stdio.h>
480Sstevel@tonic-gate #include <sys/param.h>
490Sstevel@tonic-gate #include <errno.h>
500Sstevel@tonic-gate #include <sys/resource.h>
513247Sgjelinek #include <sys/vm_usage.h>
520Sstevel@tonic-gate #include <fcntl.h>
530Sstevel@tonic-gate #include <sys/fcntl.h>
540Sstevel@tonic-gate #include <procfs.h>
550Sstevel@tonic-gate #include <string.h>
560Sstevel@tonic-gate #include <unistd.h>
570Sstevel@tonic-gate
580Sstevel@tonic-gate int __rusagesys(int, struct rusage *);
590Sstevel@tonic-gate
600Sstevel@tonic-gate int
getrusage(int who,struct rusage * rusage)610Sstevel@tonic-gate getrusage(int who, struct rusage *rusage)
620Sstevel@tonic-gate {
630Sstevel@tonic-gate switch (who) {
640Sstevel@tonic-gate
650Sstevel@tonic-gate case RUSAGE_SELF:
660Sstevel@tonic-gate return (__rusagesys(_RUSAGESYS_GETRUSAGE, rusage));
670Sstevel@tonic-gate
680Sstevel@tonic-gate case RUSAGE_LWP:
690Sstevel@tonic-gate return (__rusagesys(_RUSAGESYS_GETRUSAGE_LWP, rusage));
700Sstevel@tonic-gate
710Sstevel@tonic-gate case RUSAGE_CHILDREN:
720Sstevel@tonic-gate return (__rusagesys(_RUSAGESYS_GETRUSAGE_CHLD, rusage));
730Sstevel@tonic-gate
740Sstevel@tonic-gate default:
750Sstevel@tonic-gate errno = EINVAL;
760Sstevel@tonic-gate return (-1);
770Sstevel@tonic-gate }
780Sstevel@tonic-gate }
793247Sgjelinek
803247Sgjelinek int
getvmusage(uint_t flags,time_t age,vmusage_t * buf,size_t * nres)813247Sgjelinek getvmusage(uint_t flags, time_t age, vmusage_t *buf, size_t *nres)
823247Sgjelinek {
833247Sgjelinek return (syscall(SYS_rusagesys, _RUSAGESYS_GETVMUSAGE, flags, age,
843247Sgjelinek buf, nres));
853247Sgjelinek }
86