bsd/sys/acct.h

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