FreeBSD/Linux Kernel Cross Reference
sys/sys/acct.h

     /*      $OpenBSD: acct.h,v 1.12 2022/02/22 17:22:28 deraadt Exp $       */
     /*      $NetBSD: acct.h,v 1.16 1995/03/26 20:23:52 jtc Exp $    */
     
     /*-
      * Copyright (c) 1990, 1993, 1994
      *      The Regents of the University of California.  All rights reserved.
      * (c) UNIX System Laboratories, Inc.
      * All or some portions of this file are derived from material licensed
      * to the University of California by American Telephone and Telegraph
     * Co. or Unix System Laboratories, Inc. and are reproduced herein with
     * the permission of UNIX System Laboratories, Inc.
     *
     * Redistribution and use in source and binary forms, with or without
     * modification, are permitted provided that the following conditions
     * are met:
     * 1. Redistributions of source code must retain the above copyright
     *    notice, this list of conditions and the following disclaimer.
     * 2. Redistributions in binary form must reproduce the above copyright
     *    notice, this list of conditions and the following disclaimer in the
     *    documentation and/or other materials provided with the distribution.
     * 3. Neither the name of the University nor the names of its contributors
     *    may be used to endorse or promote products derived from this software
     *    without specific prior written permission.
     *
     * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
     * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
     * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
     * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
     * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
     * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
     * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
     * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
     * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
     * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
     * SUCH DAMAGE.
     *
     *      @(#)acct.h      8.3 (Berkeley) 7/10/94
     */
    
    #include <sys/syslimits.h>
    
    /*
     * Accounting structures; these use a comp_t type which is a 3 bits base 8
     * exponent, 13 bit fraction ``floating point'' number.  Units are 1/AHZ
     * seconds.
     */
    typedef u_int16_t comp_t;
    
    struct acct {
            char      ac_comm[_MAXCOMLEN];  /* command name, incl NUL */
            comp_t    ac_utime;             /* user time */
            comp_t    ac_stime;             /* system time */
            comp_t    ac_etime;             /* elapsed time */
            comp_t    ac_io;                /* count of IO blocks */
            time_t    ac_btime;             /* starting time */
            uid_t     ac_uid;               /* user id */
            gid_t     ac_gid;               /* group id */
            u_int32_t ac_mem;               /* average memory usage */
            dev_t     ac_tty;               /* controlling tty, or -1 */
            pid_t     ac_pid;               /* process id */
    
    #define AFORK   0x01                    /* fork'd but not exec'd */
    #define AMAP    0x04                    /* system call or stack mapping violation */
    #define ACORE   0x08                    /* dumped core */
    #define AXSIG   0x10                    /* killed by a signal */
    #define APLEDGE 0x20                    /* killed due to pledge violation */
    #define ATRAP   0x40                    /* memory access violation */
    #define AUNVEIL 0x80                    /* unveil access violation */
            u_int32_t ac_flag;              /* accounting flags */
    };
    
    /*
     * 1/AHZ is the granularity of the data encoded in the comp_t fields.
     * This is not necessarily equal to hz.
     */
    #define AHZ     64
    
    #ifdef _KERNEL
    int     acct_process(struct proc *p);
    void    acct_shutdown(void);
    #endif

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