bsd/sys/acct.h

   1 /*
   2  * Copyright (c) 2000-2005 Apple Computer, Inc. All rights reserved.
   3  *
   4  * @APPLE_LICENSE_HEADER_START@
   5  *
   6  * The contents of this file constitute Original Code as defined in and
   7  * are subject to the Apple Public Source License Version 1.1 (the
   8  * "License").  You may not use this file except in compliance with the
   9  * License.  Please obtain a copy of the License at
  10  * http://www.apple.com/publicsource and read it before using this file.
  11  *
  12  * This Original Code and all software distributed under the License are
  13  * distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY KIND, EITHER
  14  * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
  15  * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
  16  * FITNESS FOR A PARTICULAR PURPOSE OR NON-INFRINGEMENT.  Please see the
  17  * License for the specific language governing rights and limitations
  18  * under the License.
  19  *
  20  * @APPLE_LICENSE_HEADER_END@
  21  */
  22 /* Copyright (c) 1995 NeXT Computer, Inc. All Rights Reserved */
  23 /*-
  24  * Copyright (c) 1990, 1993, 1994
  25  *      The Regents of the University of California.  All rights reserved.
  26  * (c) UNIX System Laboratories, Inc.
  27  * All or some portions of this file are derived from material licensed
  28  * to the University of California by American Telephone and Telegraph
  29  * Co. or Unix System Laboratories, Inc. and are reproduced herein with
  30  * the permission of UNIX System Laboratories, Inc.
  31  *
  32  * Redistribution and use in source and binary forms, with or without
  33  * modification, are permitted provided that the following conditions
  34  * are met:
  35  * 1. Redistributions of source code must retain the above copyright
  36  *    notice, this list of conditions and the following disclaimer.
  37  * 2. Redistributions in binary form must reproduce the above copyright
  38  *    notice, this list of conditions and the following disclaimer in the
  39  *    documentation and/or other materials provided with the distribution.
  40  * 3. All advertising materials mentioning features or use of this software
  41  *    must display the following acknowledgement:
  42  *      This product includes software developed by the University of
  43  *      California, Berkeley and its contributors.
  44  * 4. Neither the name of the University nor the names of its contributors
  45  *    may be used to endorse or promote products derived from this software
  46  *    without specific prior written permission.
  47  *
  48  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
  49  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  50  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
  51  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
  52  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
  53  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
  54  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
  55  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
  56  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
  57  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
  58  * SUCH DAMAGE.
  59  *
  60  *      @(#)acct.h      8.4 (Berkeley) 1/9/95
  61  */
  62 #ifndef _SYS_ACCT_H_
  63 #define _SYS_ACCT_H_
  64
  65 #include <sys/appleapiopts.h>
  66 #include <sys/cdefs.h>
  67 /*
  68  * Accounting structures; these use a comp_t type which is a 3 bits base 8
  69  * exponent, 13 bit fraction ``floating point'' number.  Units are 1/AHZ
  70  * seconds.
  71  */
  72 typedef u_int16_t comp_t;
  73
  74 struct acct {
  75         char      ac_comm[10];  /* command name */
  76         comp_t    ac_utime;     /* user time */
  77         comp_t    ac_stime;     /* system time */
  78         comp_t    ac_etime;     /* elapsed time */
  79         time_t    ac_btime;     /* starting time */
  80         uid_t     ac_uid;       /* user id */
  81         gid_t     ac_gid;       /* group id */
  82         u_int16_t ac_mem;       /* average memory usage */
  83         comp_t    ac_io;        /* count of IO blocks */
  84         dev_t     ac_tty;       /* controlling tty */
  85
  86 #define AFORK   0x01            /* fork'd but not exec'd */
  87 #define ASU     0x02            /* used super-user permissions */
  88 #define ACOMPAT 0x04            /* used compatibility mode */
  89 #define ACORE   0x08            /* dumped core */
  90 #define AXSIG   0x10            /* killed by a signal */
  91         u_int8_t  ac_flag;      /* accounting flags */
  92 };
  93
  94 /*
  95  * 1/AHZ is the granularity of the data encoded in the comp_t fields.
  96  * This is not necessarily equal to hz.
  97  */
  98 #define AHZ     64
  99
 100 #ifdef KERNEL
 101 #ifdef __APPLE_API_PRIVATE
 102 extern struct vnode     *acctp;
 103
 104 __BEGIN_DECLS
 105 int     acct_process(struct proc *p);
 106 __END_DECLS
 107
 108 #endif /* __APPLE_API_PRIVATE */
 109 #endif /* KERNEL */
 110
 111 #endif /* ! _SYS_ACCT_H_ */