/* Copyright (C) 1996-2021 Free Software Foundation, Inc. This file is part of the GNU C Library. The GNU C Library is free software; you can redistribute it and/or modify it under the terms of the GNU Lesser General Public License as published by the Free Software Foundation; either version 2.1 of the License, or (at your option) any later version. The GNU C Library is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License for more details. You should have received a copy of the GNU Lesser General Public License along with the GNU C Library; if not, see <https://www.gnu.org/licenses/>. */ #ifndef _SYS_ACCT_H #define _SYS_ACCT_H 1 #include <sys/types.h> #include <stdint.h> #include <bits/endian.h> #include <bits/types/time_t.h> __BEGIN_DECLS #define ACCT_COMM 16 /* comp_t is a 16-bit "floating" point number with a 3-bit base 8 exponent and a 13-bit fraction. See linux/kernel/acct.c for the specific encoding system used. */ typedef uint16_t comp_t; struct acct { char ac_flag; /* Flags. */ uint16_t ac_uid; /* Real user ID. */ uint16_t ac_gid; /* Real group ID. */ uint16_t ac_tty; /* Controlling terminal. */ uint32_t ac_btime; /* Beginning time. */ comp_t ac_utime; /* User time. */ comp_t ac_stime; /* System time. */ comp_t ac_etime; /* Elapsed time. */ comp_t ac_mem; /* Average memory usage. */ comp_t ac_io; /* Chars transferred. */ comp_t ac_rw; /* Blocks read or written. */ comp_t ac_minflt; /* Minor pagefaults. */ comp_t ac_majflt; /* Major pagefaults. */ comp_t ac_swaps; /* Number of swaps. */ uint32_t ac_exitcode; /* Process exitcode. */ char ac_comm[ACCT_COMM+1]; /* Command name. */ char ac_pad[10]; /* Padding bytes. */ }; struct acct_v3 { char ac_flag; /* Flags */ char ac_version; /* Always set to ACCT_VERSION */ uint16_t ac_tty; /* Control Terminal */ uint32_t ac_exitcode; /* Exitcode */ uint32_t ac_uid; /* Real User ID */ uint32_t ac_gid; /* Real Group ID */ uint32_t ac_pid; /* Process ID */ uint32_t ac_ppid; /* Parent Process ID */ uint32_t ac_btime; /* Process Creation Time */ float ac_etime; /* Elapsed Time */ comp_t ac_utime; /* User Time */ comp_t ac_stime; /* System Time */ comp_t ac_mem; /* Average Memory Usage */ comp_t ac_io; /* Chars Transferred */ comp_t ac_rw; /* Blocks Read or Written */ comp_t ac_minflt; /* Minor Pagefaults */ comp_t ac_majflt; /* Major Pagefaults */ comp_t ac_swaps; /* Number of Swaps */ char ac_comm[ACCT_COMM]; /* Command Name */ }; enum { AFORK = 0x01, /* Has executed fork, but no exec. */ ASU = 0x02, /* Used super-user privileges. */ ACORE = 0x08, /* Dumped core. */ AXSIG = 0x10 /* Killed by a signal. */ }; #if __BYTE_ORDER == __BIG_ENDIAN # define ACCT_BYTEORDER 0x80 /* Accounting file is big endian. */ #else # define ACCT_BYTEORDER 0x00 /* Accounting file is little endian. */ #endif #define AHZ 100 /* Switch process accounting on and off. */ extern int acct (const char *__filename) __THROW; __END_DECLS #endif /* sys/acct.h */ SIMPAN PERUBAHAN