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      1 /*	$NetBSD: resource.h,v 1.7 2024/01/20 08:40:37 kre Exp $	*/
      2 
      3 /*
      4  * Copyright (c) 1982, 1986, 1993
      5  *	The Regents of the University of California.  All rights reserved.
      6  *
      7  * Redistribution and use in source and binary forms, with or without
      8  * modification, are permitted provided that the following conditions
      9  * are met:
     10  * 1. Redistributions of source code must retain the above copyright
     11  *    notice, this list of conditions and the following disclaimer.
     12  * 2. Redistributions in binary form must reproduce the above copyright
     13  *    notice, this list of conditions and the following disclaimer in the
     14  *    documentation and/or other materials provided with the distribution.
     15  * 3. Neither the name of the University nor the names of its contributors
     16  *    may be used to endorse or promote products derived from this software
     17  *    without specific prior written permission.
     18  *
     19  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
     20  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
     21  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
     22  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
     23  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
     24  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
     25  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
     26  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
     27  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
     28  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
     29  * SUCH DAMAGE.
     30  *
     31  *	@(#)resource.h	8.4 (Berkeley) 1/9/95
     32  */
     33 
     34 #ifndef _COMPAT_SYS_RESOURCE_H_
     35 #define	_COMPAT_SYS_RESOURCE_H_
     36 
     37 #include <sys/featuretest.h>
     38 #include <sys/resource.h>
     39 #include <sys/time.h>
     40 #include <compat/sys/time.h>
     41 
     42 struct	rusage50 {
     43 	struct timeval50 ru_utime;	/* user time used */
     44 	struct timeval50 ru_stime;	/* system time used */
     45 	long	ru_maxrss;		/* max resident set size */
     46 	long	ru_ixrss;		/* integral shared memory size */
     47 	long	ru_idrss;		/* integral unshared data " */
     48 	long	ru_isrss;		/* integral unshared stack " */
     49 	long	ru_minflt;		/* page reclaims */
     50 	long	ru_majflt;		/* page faults */
     51 	long	ru_nswap;		/* swaps */
     52 	long	ru_inblock;		/* block input operations */
     53 	long	ru_oublock;		/* block output operations */
     54 	long	ru_msgsnd;		/* messages sent */
     55 	long	ru_msgrcv;		/* messages received */
     56 	long	ru_nsignals;		/* signals received */
     57 	long	ru_nvcsw;		/* voluntary context switches */
     58 	long	ru_nivcsw;		/* involuntary " */
     59 };
     60 
     61 static __inline void
     62 rusage_to_rusage50(const struct rusage *ru, struct rusage50 *ru50)
     63 {
     64 	memset(ru50, 0, sizeof(*ru50));
     65 	(void)memcpy(&ru50->ru_first, &ru->ru_first,
     66 	    (char *)&ru50->ru_last - (char *)&ru50->ru_first +
     67 	    sizeof(ru50->ru_last));
     68 	ru50->ru_maxrss = ru->ru_maxrss;
     69 	timeval_to_timeval50(&ru->ru_utime, &ru50->ru_utime);
     70 	timeval_to_timeval50(&ru->ru_stime, &ru50->ru_stime);
     71 }
     72 
     73 #ifndef _KERNEL
     74 __BEGIN_DECLS
     75 int	__compat_getrusage(int, struct rusage50 *) __dso_hidden;
     76 int	__getrusage50(int, struct rusage *);
     77 __END_DECLS
     78 #endif	/* _KERNEL */
     79 #endif	/* !_COMPAT_SYS_RESOURCE_H_ */
     80