/*	$OpenBSD: linux_misc.h,v 1.7 2013/10/25 04:51:39 guenther Exp $	*/
/*	$NetBSD: linux_misc.h,v 1.3 1999/05/13 00:31:57 thorpej Exp $	*/

/*-
 * Copyright (c) 1998 The NetBSD Foundation, Inc.
 * All rights reserved.
 *
 * This code is derived from software contributed to The NetBSD Foundation
 * by Eric Haszlakiewicz.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 * 1. Redistributions of source code must retain the above copyright
 *    notice, this list of conditions and the following disclaimer.
 * 2. Redistributions in binary form must reproduce the above copyright
 *    notice, this list of conditions and the following disclaimer in the
 *    documentation and/or other materials provided with the distribution.
 *
 * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
 * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
 * POSSIBILITY OF SUCH DAMAGE.
 */

#ifndef _LINUX_MISC_H_
#define _LINUX_MISC_H_

/* defined for prctl(2) */
#define LINUX_PR_SET_PDEATHSIG	1	/* Second arg is signal. */
#define LINUX_PR_GET_PDEATHSIG	2	/*
					 * Second arg is a ptr to return the
					 * signal.
					 */
#define LINUX_PR_GET_KEEPCAPS	7	/* Get drop capabilities on setuid */
#define LINUX_PR_SET_KEEPCAPS	8	/* Set drop capabilities on setuid */
#define LINUX_PR_SET_NAME	15	/* Set process name. */
#define LINUX_PR_GET_NAME	16	/* Get process name. */

#define LINUX_MAX_COMM_LEN	16	/* Maximum length of process name. */

/* This looks very unportable to me, but this is how Linux defines it. */
struct linux_sysinfo {
	long uptime;
	unsigned long loads[3];
#define LINUX_SYSINFO_LOADS_SCALE 65536
	unsigned long totalram;
	unsigned long freeram;
	unsigned long sharedram;
	unsigned long bufferram;
	unsigned long totalswap;
	unsigned long freeswap;
	unsigned short procs;
	unsigned long totalbig;
	unsigned long freebig;
	unsigned int mem_unit;
	char _f[20-2*sizeof(long)-sizeof(int)];
};

struct linux_rusage {
	struct linux_timeval ru_utime;	/* user time used */
	struct linux_timeval ru_stime;	/* system time used */
	long	ru_maxrss;		/* max resident set size */
	long	ru_ixrss;		/* integral shared text memory size */
	long	ru_idrss;		/* integral unshared data " */
	long	ru_isrss;		/* integral unshared stack " */
	long	ru_minflt;		/* page reclaims */
	long	ru_majflt;		/* page faults */
	long	ru_nswap;		/* swaps */
	long	ru_inblock;		/* block input operations */
	long	ru_oublock;		/* block output operations */
	long	ru_msgsnd;		/* messages sent */
	long	ru_msgrcv;		/* messages received */
	long	ru_nsignals;		/* signals received */
	long	ru_nvcsw;		/* voluntary context switches */
	long	ru_nivcsw;		/* involuntary " */
};


/*
 * Options passed to the Linux wait4() system call.
 */
#define	LINUX_WAIT4_WNOHANG	0x00000001
#define	LINUX_WAIT4_WUNTRACED	0x00000002
#define	LINUX_WAIT4_WCLONE	0x80000000

#endif /* !_LINUX_MISC_H_ */