acct.h revision 130640 
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: head/sys/sys/acct.h 130640 2004-06-17 17:16:53Z phk $
36 */
37
38#ifndef _SYS_ACCT_H_
39#define _SYS_ACCT_H_
40
41/*
42 * Accounting structures; these use a comp_t type which is a 3 bits base 8
43 * exponent, 13 bit fraction ``floating point'' number.  Units are 1/AHZ
44 * seconds.
45 */
46typedef u_int16_t comp_t;
47
48#define AC_COMM_LEN 16
49struct acct {
50	char	  ac_comm[AC_COMM_LEN];	/* 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	u_int16_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			/* forked but not exec'ed */
62/* ASU is no longer supported */
63#define	ASU	0x02			/* used super-user permissions */
64#define	ACOMPAT	0x04			/* used compatibility mode */
65#define	ACORE	0x08			/* dumped core */
66#define	AXSIG	0x10			/* killed by a signal */
67	u_int8_t  ac_flag;		/* accounting flags */
68};
69
70/*
71 * 1/AHZ is the granularity of the data encoded in the comp_t fields.
72 * This is not necessarily equal to hz.
73 */
74#define	AHZ	64
75
76#ifdef _KERNEL
77struct thread;
78
79int	acct_process(struct thread *td);
80#endif
81
82#endif /* !_SYS_ACCT_H_ */
83