1/*-
2 * Copyright (c) 1990, 1993, 1994
3 *	The Regents of the University of California.  All rights reserved.
4 * (c) UNIX System Laboratories, Inc.
5 * All or some portions of this file are derived from material licensed
6 * to the University of California by American Telephone and Telegraph
7 * Co. or Unix System Laboratories, Inc. and are reproduced herein with
8 * the permission of UNIX System Laboratories, Inc.
9 *
10 * Redistribution and use in source and binary forms, with or without
11 * modification, are permitted provided that the following conditions
12 * are met:
13 * 1. Redistributions of source code must retain the above copyright
14 *    notice, this list of conditions and the following disclaimer.
15 * 2. Redistributions in binary form must reproduce the above copyright
16 *    notice, this list of conditions and the following disclaimer in the
17 *    documentation and/or other materials provided with the distribution.
18 * 4. Neither the name of the University nor the names of its contributors
19 *    may be used to endorse or promote products derived from this software
20 *    without specific prior written permission.
21 *
22 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
23 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
24 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
25 * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
26 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
27 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
28 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
29 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
30 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
31 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
32 * SUCH DAMAGE.
33 *
34 *	@(#)acct.h	8.4 (Berkeley) 1/9/95
35 * $FreeBSD$
36 */
37
38#ifndef _SYS_ACCT_H_
39#define _SYS_ACCT_H_
40
41#ifdef _KERNEL
42#define float uint32_t
43#endif
44
45#define AC_COMM_LEN 16
46
47/*
48 * Accounting structure version 2 (current).
49 * The first byte is always zero.
50 * Time units are microseconds.
51 */
52
53struct acctv2 {
54	uint8_t   ac_zero;		/* zero identifies new version */
55	uint8_t   ac_version;		/* record version number */
56	uint16_t  ac_len;		/* record length */
57
58	char	  ac_comm[AC_COMM_LEN];	/* command name */
59	float	  ac_utime;		/* user time */
60	float	  ac_stime;		/* system time */
61	float	  ac_etime;		/* elapsed time */
62	time_t	  ac_btime;		/* starting time */
63	uid_t	  ac_uid;		/* user id */
64	gid_t	  ac_gid;		/* group id */
65	float	  ac_mem;		/* average memory usage */
66	float	  ac_io;		/* count of IO blocks */
67	__dev_t   ac_tty;		/* controlling tty */
68
69	uint16_t  ac_len2;		/* record length */
70	union {
71		__dev_t	  ac_align;	/* force v1 compatible alignment */
72
73#define	AFORK	0x01			/* forked but not exec'ed */
74/* ASU is no longer supported */
75#define	ASU	0x02			/* used super-user permissions */
76#define	ACOMPAT	0x04			/* used compatibility mode */
77#define	ACORE	0x08			/* dumped core */
78#define	AXSIG	0x10			/* killed by a signal */
79#define ANVER	0x20			/* new record version */
80
81		uint8_t   ac_flag;	/* accounting flags */
82	} ac_trailer;
83
84#define ac_flagx ac_trailer.ac_flag
85};
86
87
88/*
89 * Legacy accounting structure (rev. 1.5-1.18).
90 * The first byte is always non-zero.
91 * Some fields use a comp_t type which is a 3 bits base 8
92 * exponent, 13 bit fraction ``floating point'' number.
93 * Units are 1/AHZV1 seconds.
94 */
95
96typedef uint16_t comp_t;
97
98struct acctv1 {
99	char	  ac_comm[AC_COMM_LEN];	/* command name */
100	comp_t	  ac_utime;		/* user time */
101	comp_t	  ac_stime;		/* system time */
102	comp_t	  ac_etime;		/* elapsed time */
103	time_t	  ac_btime;		/* starting time */
104	uid_t	  ac_uid;		/* user id */
105	gid_t	  ac_gid;		/* group id */
106	uint16_t  ac_mem;		/* average memory usage */
107	comp_t	  ac_io;		/* count of IO blocks */
108	__dev_t   ac_tty;		/* controlling tty */
109	uint8_t   ac_flag;		/* accounting flags */
110};
111
112/*
113 * 1/AHZV1 is the granularity of the data encoded in the comp_t fields.
114 * This is not necessarily equal to hz.
115 */
116#define	AHZV1	64
117
118#ifdef _KERNEL
119struct thread;
120
121int	acct_process(struct thread *td);
122#undef float
123#endif
124
125#endif /* !_SYS_ACCT_H_ */
126