1/*-
  2 * SPDX-License-Identifier: BSD-3-Clause
  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	8.4 (Berkeley) 1/9/95
 37 */
 38
 39#ifndef _SYS_ACCT_H_
 40#define _SYS_ACCT_H_
 41
 42#ifdef _KERNEL
 43#define float uint32_t
 44#else
 45#include <sys/types.h>
 46#endif
 47
 48#define AC_COMM_LEN 16
 49
 50/*
 51 * Accounting structure version 3 (current).
 52 * The first byte is always zero.
 53 * Time units are microseconds.
 54 */
 55
 56struct acctv3 {
 57	uint8_t   ac_zero;		/* zero identifies new version */
 58	uint8_t   ac_version;		/* record version number */
 59	uint16_t  ac_len;		/* record length */
 60
 61	char	  ac_comm[AC_COMM_LEN];	/* command name */
 62	float	  ac_utime;		/* user time */
 63	float	  ac_stime;		/* system time */
 64	float	  ac_etime;		/* elapsed time */
 65	time_t	  ac_btime;		/* starting time */
 66	uid_t	  ac_uid;		/* user id */
 67	gid_t	  ac_gid;		/* group id */
 68	float	  ac_mem;		/* average memory usage */
 69	float	  ac_io;		/* count of IO blocks */
 70	__dev_t   ac_tty;		/* controlling tty */
 71	uint32_t  ac_pad0;
 72	uint16_t  ac_len2;		/* record length */
 73	union {
 74		uint32_t  ac_align;	/* force v1 compatible alignment */
 75
 76#define	AFORK	0x01			/* forked but not exec'ed */
 77/* ASU is no longer supported */
 78#define	ASU	0x02			/* used super-user permissions */
 79#define	ACOMPAT	0x04			/* used compatibility mode */
 80#define	ACORE	0x08			/* dumped core */
 81#define	AXSIG	0x10			/* killed by a signal */
 82#define ANVER	0x20			/* new record version */
 83
 84		uint8_t   ac_flag;	/* accounting flags */
 85	} ac_trailer;
 86
 87#define ac_flagx ac_trailer.ac_flag
 88};
 89
 90struct acctv2 {
 91	uint8_t   ac_zero;		/* zero identifies new version */
 92	uint8_t   ac_version;		/* record version number */
 93	uint16_t  ac_len;		/* record length */
 94
 95	char	  ac_comm[AC_COMM_LEN];	/* command name */
 96	float	  ac_utime;		/* user time */
 97	float	  ac_stime;		/* system time */
 98	float	  ac_etime;		/* elapsed time */
 99	time_t	  ac_btime;		/* starting time */
100	uid_t	  ac_uid;		/* user id */
101	gid_t	  ac_gid;		/* group id */
102	float	  ac_mem;		/* average memory usage */
103	float	  ac_io;		/* count of IO blocks */
104	uint32_t  ac_tty;		/* controlling tty */
105
106	uint16_t  ac_len2;		/* record length */
107	union {
108		uint32_t   ac_align;	/* force v1 compatible alignment */
109		uint8_t   ac_flag;	/* accounting flags */
110	} ac_trailer;
111};
112
113/*
114 * Legacy accounting structure (rev. 1.5-1.18).
115 * The first byte is always non-zero.
116 * Some fields use a comp_t type which is a 3 bits base 8
117 * exponent, 13 bit fraction ``floating point'' number.
118 * Units are 1/AHZV1 seconds.
119 */
120
121typedef uint16_t comp_t;
122
123struct acctv1 {
124	char	  ac_comm[AC_COMM_LEN];	/* command name */
125	comp_t	  ac_utime;		/* user time */
126	comp_t	  ac_stime;		/* system time */
127	comp_t	  ac_etime;		/* elapsed time */
128	time_t	  ac_btime;		/* starting time */
129	uid_t	  ac_uid;		/* user id */
130	gid_t	  ac_gid;		/* group id */
131	uint16_t  ac_mem;		/* average memory usage */
132	comp_t	  ac_io;		/* count of IO blocks */
133	uint32_t  ac_tty;		/* controlling tty */
134	uint8_t   ac_flag;		/* accounting flags */
135};
136
137/*
138 * 1/AHZV1 is the granularity of the data encoded in the comp_t fields.
139 * This is not necessarily equal to hz.
140 */
141#define	AHZV1	64
142
143#ifdef _KERNEL
144struct thread;
145
146int	acct_process(struct thread *td);
147#undef float
148#endif
149
150#endif /* !_SYS_ACCT_H_ */