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      1 /*	$NetBSD: acct.h,v 1.28 2021/09/14 17:10:46 christos Exp $	*/
      2 
      3 /*-
      4  * Copyright (c) 1990, 1993, 1994
      5  *	The Regents of the University of California.  All rights reserved.
      6  * (c) UNIX System Laboratories, Inc.
      7  * All or some portions of this file are derived from material licensed
      8  * to the University of California by American Telephone and Telegraph
      9  * Co. or Unix System Laboratories, Inc. and are reproduced herein with
     10  * the permission of UNIX System Laboratories, Inc.
     11  *
     12  * Redistribution and use in source and binary forms, with or without
     13  * modification, are permitted provided that the following conditions
     14  * are met:
     15  * 1. Redistributions of source code must retain the above copyright
     16  *    notice, this list of conditions and the following disclaimer.
     17  * 2. Redistributions in binary form must reproduce the above copyright
     18  *    notice, this list of conditions and the following disclaimer in the
     19  *    documentation and/or other materials provided with the distribution.
     20  * 3. Neither the name of the University nor the names of its contributors
     21  *    may be used to endorse or promote products derived from this software
     22  *    without specific prior written permission.
     23  *
     24  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
     25  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
     26  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
     27  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
     28  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
     29  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
     30  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
     31  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
     32  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
     33  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
     34  * SUCH DAMAGE.
     35  *
     36  *	@(#)acct.h	8.3 (Berkeley) 7/10/94
     37  */
     38 
     39 #ifndef _SYS_ACCT_H_
     40 #define _SYS_ACCT_H_
     41 
     42 /*
     43  * Accounting structures; these use a comp_t type which is a 3 bits base 8
     44  * exponent, 13 bit fraction ``floating point'' number.  Units are 1/AHZ
     45  * seconds.
     46  */
     47 typedef uint16_t comp_t;
     48 
     49 struct acct {
     50 	char	  ac_comm[16];	/* command name */
     51 	comp_t	  ac_utime;	/* user time */
     52 	comp_t	  ac_stime;	/* system time */
     53 	comp_t	  ac_etime;	/* elapsed time */
     54 	time_t	  ac_btime;	/* starting time */
     55 	uid_t	  ac_uid;	/* user id */
     56 	gid_t	  ac_gid;	/* group id */
     57 	uint16_t  ac_mem;	/* average memory usage */
     58 	comp_t	  ac_io;	/* count of IO blocks */
     59 	dev_t	  ac_tty;	/* controlling tty */
     60 
     61 #define	AFORK	0x01		/* fork'd but not exec'd */
     62 #define	ASU	0x02		/* used super-user permissions */
     63 #define	ACOMPAT	0x04		/* used compatibility mode */
     64 #define	ACORE	0x08		/* dumped core */
     65 #define	AXSIG	0x10		/* killed by a signal */
     66 	uint8_t   ac_flag;	/* accounting flags */
     67 };
     68 
     69 #define	__ACCT_FLAG_BITS \
     70 	"\020" \
     71 	"\1FORK" \
     72 	"\2SU" \
     73 	"\3COMPAT" \
     74 	"\4CORE" \
     75 	"\5XSIG"
     76 
     77 /*
     78  * 1/AHZ is the granularity of the data encoded in the comp_t fields.
     79  * This is not necessarily equal to hz.
     80  */
     81 #define	AHZ	64
     82 
     83 #ifdef _KERNEL
     84 void	acct_init(void);
     85 int	acct_process(struct lwp *);
     86 #endif
     87 
     88 #endif /* !_SYS_ACCT_H_ */
     89