/* Copyright (C) 1996-2018 Free Software Foundation, Inc.

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This file is part of the GNU C Library.

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The GNU C Library is free software; you can redistribute it and/or

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modify it under the terms of the GNU Lesser General Public

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License as published by the Free Software Foundation; either

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version 2.1 of the License, or (at your option) any later version.

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The GNU C Library is distributed in the hope that it will be useful,

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but WITHOUT ANY WARRANTY; without even the implied warranty of

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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU

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Lesser General Public License for more details.

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You should have received a copy of the GNU Lesser General Public

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License along with the GNU C Library; if not, see

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<http://www.gnu.org/licenses/>. */

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#ifndef _SYS_ACCT_H

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#define _SYS_ACCT_H 1

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#include <sys/types.h>

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#include <stdint.h>

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#include <endian.h>

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#include <bits/types/time_t.h>

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__BEGIN_DECLS

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#define ACCT_COMM 16

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/*

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comp_t is a 16-bit "floating" point number with a 3-bit base 8

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exponent and a 13-bit fraction. See linux/kernel/acct.c for the

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specific encoding system used.

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*/

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typedef uint16_t comp_t;

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struct acct

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{

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char ac_flag; /* Flags. */

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uint16_t ac_uid; /* Real user ID. */

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uint16_t ac_gid; /* Real group ID. */

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uint16_t ac_tty; /* Controlling terminal. */

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uint32_t ac_btime; /* Beginning time. */

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comp_t ac_utime; /* User time. */

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comp_t ac_stime; /* System time. */

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comp_t ac_etime; /* Elapsed time. */

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comp_t ac_mem; /* Average memory usage. */

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comp_t ac_io; /* Chars transferred. */

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comp_t ac_rw; /* Blocks read or written. */

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comp_t ac_minflt; /* Minor pagefaults. */

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comp_t ac_majflt; /* Major pagefaults. */

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comp_t ac_swaps; /* Number of swaps. */

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uint32_t ac_exitcode; /* Process exitcode. */

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char ac_comm[ACCT_COMM+1]; /* Command name. */

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char ac_pad[10]; /* Padding bytes. */

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};

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struct acct_v3

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{

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char ac_flag; /* Flags */

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char ac_version; /* Always set to ACCT_VERSION */

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uint16_t ac_tty; /* Control Terminal */

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uint32_t ac_exitcode; /* Exitcode */

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uint32_t ac_uid; /* Real User ID */

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uint32_t ac_gid; /* Real Group ID */

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uint32_t ac_pid; /* Process ID */

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uint32_t ac_ppid; /* Parent Process ID */

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uint32_t ac_btime; /* Process Creation Time */

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float ac_etime; /* Elapsed Time */

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comp_t ac_utime; /* User Time */

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comp_t ac_stime; /* System Time */

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comp_t ac_mem; /* Average Memory Usage */

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comp_t ac_io; /* Chars Transferred */

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comp_t ac_rw; /* Blocks Read or Written */

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comp_t ac_minflt; /* Minor Pagefaults */

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comp_t ac_majflt; /* Major Pagefaults */

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comp_t ac_swaps; /* Number of Swaps */

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char ac_comm[ACCT_COMM]; /* Command Name */

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};

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enum

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{

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AFORK = 0x01, /* Has executed fork, but no exec. */

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ASU = 0x02, /* Used super-user privileges. */

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ACORE = 0x08, /* Dumped core. */

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AXSIG = 0x10 /* Killed by a signal. */

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};

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#if __BYTE_ORDER == __BIG_ENDIAN

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# define ACCT_BYTEORDER 0x80 /* Accounting file is big endian. */

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#else

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# define ACCT_BYTEORDER 0x00 /* Accounting file is little endian. */

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#endif

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#define AHZ 100

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/* Switch process accounting on and off. */

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extern int acct (const char *__filename) __THROW;

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__END_DECLS

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#endif /* sys/acct.h */

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