sysdeps/unix/sysv/linux/s390/bits/utmpx.h

   1 /* Structures and definitions for the user accounting database.  GNU version.
   2    Copyright (C) 1997, 1998, 2000, 2001, 2002, 2008
   3    Free Software Foundation, Inc.
   4    This file is part of the GNU C Library.
   5
   6    The GNU C Library is free software; you can redistribute it and/or
   7    modify it under the terms of the GNU Lesser General Public
   8    License as published by the Free Software Foundation; either
   9    version 2.1 of the License, or (at your option) any later version.
  10
  11    The GNU C Library is distributed in the hope that it will be useful,
  12    but WITHOUT ANY WARRANTY; without even the implied warranty of
  13    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  14    Lesser General Public License for more details.
  15
  16    You should have received a copy of the GNU Lesser General Public
  17    License along with the GNU C Library; if not, write to the Free
  18    Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
  19    02111-1307 USA.  */
  20
  21 #ifndef _UTMPX_H
  22 # error "Never include <bits/utmpx.h> directly; use <utmpx.h> instead."
  23 #endif
  24
  25 #include <bits/types.h>
  26 #include <sys/time.h>
  27 #include <bits/wordsize.h>
  28
  29
  30 #ifdef __USE_GNU
  31 # include <paths.h>
  32 # define _PATH_UTMPX    _PATH_UTMP
  33 # define _PATH_WTMPX    _PATH_WTMP
  34 #endif
  35
  36
  37 #define __UT_LINESIZE   32
  38 #define __UT_NAMESIZE   32
  39 #define __UT_HOSTSIZE   256
  40
  41
  42 /* The structure describing the status of a terminated process.  This
  43    type is used in `struct utmpx' below.  */
  44 struct __exit_status
  45   {
  46 #ifdef __USE_GNU
  47     short int e_termination;    /* Process termination status.  */
  48     short int e_exit;           /* Process exit status.  */
  49 #else
  50     short int __e_termination;  /* Process termination status.  */
  51     short int __e_exit;         /* Process exit status.  */
  52 #endif
  53   };
  54
  55
  56 /* The structure describing an entry in the user accounting database.  */
  57 struct utmpx
  58 {
  59   short int ut_type;            /* Type of login.  */
  60   __pid_t ut_pid;               /* Process ID of login process.  */
  61   char ut_line[__UT_LINESIZE];  /* Devicename.  */
  62   char ut_id[4];                /* Inittab ID. */
  63   char ut_user[__UT_NAMESIZE];  /* Username.  */
  64   char ut_host[__UT_HOSTSIZE];  /* Hostname for remote login.  */
  65   struct __exit_status ut_exit; /* Exit status of a process marked
  66                                    as DEAD_PROCESS.  */
  67
  68 /* The fields ut_session and ut_tv must be the same size when compiled
  69    32- and 64-bit.  This allows files and shared memory to be shared
  70    between 32- and 64-bit applications.  */
  71 #if __WORDSIZE == 32
  72   __int64_t ut_session;         /* Session ID, used for windowing.  */
  73   struct
  74   {
  75     __int64_t tv_sec;           /* Seconds.  */
  76     __int64_t tv_usec;          /* Microseconds.  */
  77   } ut_tv;                      /* Time entry was made.  */
  78 #else
  79   long int ut_session;          /* Session ID, used for windowing.  */
  80   struct timeval ut_tv;         /* Time entry was made.  */
  81 #endif
  82   __int32_t ut_addr_v6[4];      /* Internet address of remote host.  */
  83   char __unused[20];            /* Reserved for future use.  */
  84 };
  85
  86
  87 /* Values for the `ut_type' field of a `struct utmpx'.  */
  88 #define EMPTY           0       /* No valid user accounting information.  */
  89
  90 #ifdef __USE_GNU
  91 # define RUN_LVL        1       /* The system's runlevel.  */
  92 #endif
  93 #define BOOT_TIME       2       /* Time of system boot.  */
  94 #define NEW_TIME        3       /* Time after system clock changed.  */
  95 #define OLD_TIME        4       /* Time when system clock changed.  */
  96
  97 #define INIT_PROCESS    5       /* Process spawned by the init process.  */
  98 #define LOGIN_PROCESS   6       /* Session leader of a logged in user.  */
  99 #define USER_PROCESS    7       /* Normal process.  */
 100 #define DEAD_PROCESS    8       /* Terminated process.  */
 101
 102 #ifdef __USE_GNU
 103 # define ACCOUNTING     9       /* System accounting.  */
 104 #endif