bsd/sys/acct.h

   1 /*
   2  * Copyright (c) 2000-2005 Apple Computer, Inc. All rights reserved.
   3  *
   4  * @APPLE_LICENSE_OSREFERENCE_HEADER_START@
   5  *
   6  * This file contains Original Code and/or Modifications of Original Code
   7  * as defined in and that are subject to the Apple Public Source License
   8  * Version 2.0 (the 'License'). You may not use this file except in
   9  * compliance with the License.  The rights granted to you under the
  10  * License may not be used to create, or enable the creation or
  11  * redistribution of, unlawful or unlicensed copies of an Apple operating
  12  * system, or to circumvent, violate, or enable the circumvention or
  13  * violation of, any terms of an Apple operating system software license
  14  * agreement.
  15  *
  16  * Please obtain a copy of the License at
  17  * http://www.opensource.apple.com/apsl/ and read it before using this
  18  * file.
  19  *
  20  * The Original Code and all software distributed under the License are
  21  * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
  22  * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
  23  * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
  24  * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT.
  25  * Please see the License for the specific language governing rights and
  26  * limitations under the License.
  27  *
  28  * @APPLE_LICENSE_OSREFERENCE_HEADER_END@
  29  */
  30 /* Copyright (c) 1995 NeXT Computer, Inc. All Rights Reserved */
  31 /*-
  32  * Copyright (c) 1990, 1993, 1994
  33  *      The Regents of the University of California.  All rights reserved.
  34  * (c) UNIX System Laboratories, Inc.
  35  * All or some portions of this file are derived from material licensed
  36  * to the University of California by American Telephone and Telegraph
  37  * Co. or Unix System Laboratories, Inc. and are reproduced herein with
  38  * the permission of UNIX System Laboratories, Inc.
  39  *
  40  * Redistribution and use in source and binary forms, with or without
  41  * modification, are permitted provided that the following conditions
  42  * are met:
  43  * 1. Redistributions of source code must retain the above copyright
  44  *    notice, this list of conditions and the following disclaimer.
  45  * 2. Redistributions in binary form must reproduce the above copyright
  46  *    notice, this list of conditions and the following disclaimer in the
  47  *    documentation and/or other materials provided with the distribution.
  48  * 3. All advertising materials mentioning features or use of this software
  49  *    must display the following acknowledgement:
  50  *      This product includes software developed by the University of
  51  *      California, Berkeley and its contributors.
  52  * 4. Neither the name of the University nor the names of its contributors
  53  *    may be used to endorse or promote products derived from this software
  54  *    without specific prior written permission.
  55  *
  56  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
  57  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  58  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
  59  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
  60  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
  61  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
  62  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
  63  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
  64  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
  65  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
  66  * SUCH DAMAGE.
  67  *
  68  *      @(#)acct.h      8.4 (Berkeley) 1/9/95
  69  */
  70 #ifndef _SYS_ACCT_H_
  71 #define _SYS_ACCT_H_
  72
  73 #include <sys/appleapiopts.h>
  74 #include <sys/cdefs.h>
  75 /*
  76  * Accounting structures; these use a comp_t type which is a 3 bits base 8
  77  * exponent, 13 bit fraction ``floating point'' number.  Units are 1/AHZ
  78  * seconds.
  79  */
  80 typedef u_int16_t comp_t;
  81
  82 struct acct {
  83         char      ac_comm[10];  /* command name */
  84         comp_t    ac_utime;     /* user time */
  85         comp_t    ac_stime;     /* system time */
  86         comp_t    ac_etime;     /* elapsed time */
  87         time_t    ac_btime;     /* starting time */
  88         uid_t     ac_uid;       /* user id */
  89         gid_t     ac_gid;       /* group id */
  90         u_int16_t ac_mem;       /* average memory usage */
  91         comp_t    ac_io;        /* count of IO blocks */
  92         dev_t     ac_tty;       /* controlling tty */
  93
  94 #define AFORK   0x01            /* fork'd but not exec'd */
  95 #define ASU     0x02            /* used super-user permissions */
  96 #define ACOMPAT 0x04            /* used compatibility mode */
  97 #define ACORE   0x08            /* dumped core */
  98 #define AXSIG   0x10            /* killed by a signal */
  99         u_int8_t  ac_flag;      /* accounting flags */
 100 };
 101
 102 /*
 103  * 1/AHZ is the granularity of the data encoded in the comp_t fields.
 104  * This is not necessarily equal to hz.
 105  */
 106 #define AHZ     64
 107
 108 #ifdef KERNEL
 109 #ifdef __APPLE_API_PRIVATE
 110 extern struct vnode     *acctp;
 111
 112 __BEGIN_DECLS
 113 int     acct_process(struct proc *p);
 114 __END_DECLS
 115
 116 #endif /* __APPLE_API_PRIVATE */
 117 #endif /* KERNEL */
 118
 119 #endif /* ! _SYS_ACCT_H_ */