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