root / lab4 / .minix-src / include / sys / acct.h @ 13
History | View | Annotate | Download (3.09 KB)
1 |
/* $NetBSD: acct.h,v 1.27 2009/01/11 02:45:55 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 |
/*
|
70 |
* 1/AHZ is the granularity of the data encoded in the comp_t fields.
|
71 |
* This is not necessarily equal to hz.
|
72 |
*/
|
73 |
#define AHZ 64 |
74 |
|
75 |
#ifdef _KERNEL
|
76 |
void acct_init(void); |
77 |
int acct_process(struct lwp *); |
78 |
#endif
|
79 |
|
80 |
#endif /* !_SYS_ACCT_H_ */ |