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Compiled tree of Oasis Linux based on own branch at <https://hacktivis.me/git/oasis/> git clone https://anongit.hacktivis.me/git/oasis-root.git

acct.h (3913B)

    

  1. /* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
  2. /*
  3.  *  BSD Process Accounting for Linux - Definitions
  4.  *
  5.  *  Author: Marco van Wieringen (mvw@planets.elm.net)
  6.  *
  7.  *  This header file contains the definitions needed to implement
  8.  *  BSD-style process accounting. The kernel accounting code and all
  9.  *  user-level programs that try to do something useful with the
  10.  *  process accounting log must include this file.
  11.  *
  12.  *  Copyright (C) 1995 - 1997 Marco van Wieringen - ELM Consultancy B.V.
  13.  *
  14.  */
  16. #ifndef _LINUX_ACCT_H
  17. #define _LINUX_ACCT_H
  19. #include <linux/types.h>
  21. #include <asm/param.h>
  22. #include <asm/byteorder.h>
  24. /* 
  25.  *  comp_t is a 16-bit "floating" point number with a 3-bit base 8
  26.  *  exponent and a 13-bit fraction.
  27.  *  comp2_t is 24-bit with 5-bit base 2 exponent and 20 bit fraction
  28.  *  (leading 1 not stored).
  29.  *  See linux/kernel/acct.c for the specific encoding systems used.
  30.  */
  32. typedef __u16	comp_t;
  33. typedef __u32	comp2_t;
  35. /*
  36.  *   accounting file record
  37.  *
  38.  *   This structure contains all of the information written out to the
  39.  *   process accounting file whenever a process exits.
  40.  */
  42. #define ACCT_COMM	16
  44. struct acct
  45. {
  46. 	char		ac_flag;		/* Flags */
  47. 	char		ac_version;		/* Always set to ACCT_VERSION */
  48. 	/* for binary compatibility back until 2.0 */
  49. 	__u16		ac_uid16;		/* LSB of Real User ID */
  50. 	__u16		ac_gid16;		/* LSB of Real Group ID */
  51. 	__u16		ac_tty;			/* Control Terminal */
  52. 	/* __u32 range means times from 1970 to 2106 */
  53. 	__u32		ac_btime;		/* Process Creation Time */
  54. 	comp_t		ac_utime;		/* User Time */
  55. 	comp_t		ac_stime;		/* System Time */
  56. 	comp_t		ac_etime;		/* Elapsed Time */
  57. 	comp_t		ac_mem;			/* Average Memory Usage */
  58. 	comp_t		ac_io;			/* Chars Transferred */
  59. 	comp_t		ac_rw;			/* Blocks Read or Written */
  60. 	comp_t		ac_minflt;		/* Minor Pagefaults */
  61. 	comp_t		ac_majflt;		/* Major Pagefaults */
  62. 	comp_t		ac_swaps;		/* Number of Swaps */
  63. /* m68k had no padding here. */
  64. 	__u16		ac_ahz;			/* AHZ */
  65. 	__u32		ac_exitcode;		/* Exitcode */
  66. 	char		ac_comm[ACCT_COMM + 1];	/* Command Name */
  67. 	__u8		ac_etime_hi;		/* Elapsed Time MSB */
  68. 	__u16		ac_etime_lo;		/* Elapsed Time LSB */
  69. 	__u32		ac_uid;			/* Real User ID */
  70. 	__u32		ac_gid;			/* Real Group ID */
  71. };
  73. struct acct_v3
  74. {
  75. 	char		ac_flag;		/* Flags */
  76. 	char		ac_version;		/* Always set to ACCT_VERSION */
  77. 	__u16		ac_tty;			/* Control Terminal */
  78. 	__u32		ac_exitcode;		/* Exitcode */
  79. 	__u32		ac_uid;			/* Real User ID */
  80. 	__u32		ac_gid;			/* Real Group ID */
  81. 	__u32		ac_pid;			/* Process ID */
  82. 	__u32		ac_ppid;		/* Parent Process ID */
  83. 	/* __u32 range means times from 1970 to 2106 */
  84. 	__u32		ac_btime;		/* Process Creation Time */
  85. 	float		ac_etime;		/* Elapsed Time */
  86. 	comp_t		ac_utime;		/* User Time */
  87. 	comp_t		ac_stime;		/* System Time */
  88. 	comp_t		ac_mem;			/* Average Memory Usage */
  89. 	comp_t		ac_io;			/* Chars Transferred */
  90. 	comp_t		ac_rw;			/* Blocks Read or Written */
  91. 	comp_t		ac_minflt;		/* Minor Pagefaults */
  92. 	comp_t		ac_majflt;		/* Major Pagefaults */
  93. 	comp_t		ac_swaps;		/* Number of Swaps */
  94. 	char		ac_comm[ACCT_COMM];	/* Command Name */
  95. };
  97. /*
  98.  *  accounting flags
  99.  */
  100. 				/* bit set when the process/task ... */
  101. #define AFORK		0x01	/* ... executed fork, but did not exec */
  102. #define ASU		0x02	/* ... used super-user privileges */
  103. #define ACOMPAT		0x04	/* ... used compatibility mode (VAX only not used) */
  104. #define ACORE		0x08	/* ... dumped core */
  105. #define AXSIG		0x10	/* ... was killed by a signal */
  106. #define AGROUP		0x20	/* ... was the last task of the process (task group) */
  108. #if defined(__BYTE_ORDER) ? __BYTE_ORDER == __BIG_ENDIAN : defined(__BIG_ENDIAN)
  109. #define ACCT_BYTEORDER	0x80	/* accounting file is big endian */
  110. #elif defined(__BYTE_ORDER) ? __BYTE_ORDER == __LITTLE_ENDIAN : defined(__LITTLE_ENDIAN)
  111. #define ACCT_BYTEORDER	0x00	/* accounting file is little endian */
  112. #else
  113. #error unspecified endianness
  114. #endif
  116. #define ACCT_VERSION	2
  117. #define AHZ		(HZ)
  120. #endif /* _LINUX_ACCT_H */