sysdeps/gnu/utmpbits.h

   1 /* The `struct utmp' type, describing entries in the utmp file.  GNU version.
   2 Copyright (C) 1993, 1996 Free Software Foundation, Inc.
   3
   4 The GNU C Library is free software; you can redistribute it and/or
   5 modify it under the terms of the GNU Library General Public License as
   6 published by the Free Software Foundation; either version 2 of the
   7 License, or (at your option) any later version.
   8
   9 The GNU C Library is distributed in the hope that it will be useful,
  10 but WITHOUT ANY WARRANTY; without even the implied warranty of
  11 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  12 Library General Public License for more details.
  13
  14 You should have received a copy of the GNU Library General Public
  15 License along with the GNU C Library; see the file COPYING.LIB.  If
  16 not, write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
  17 Boston, MA 02111-1307, USA.  */
  18
  19 #ifndef _UTMPBITS_H
  20
  21 #define _UTMPBITS_H     1
  22 #include <features.h>
  23
  24 #include <sys/time.h>
  25 #include <sys/types.h>
  26
  27 #define _PATH_UTMP      "/var/run/utmp"
  28 #define _PATH_WTMP      "/var/log/wtmp"
  29 #define _PATH_LASTLOG   "/var/log/lastlog"
  30
  31 #define UT_UNKNOWN      0       /* for ut_type field */
  32
  33 #define RUN_LVL         1
  34 #define BOOT_TIME       2
  35 #define NEW_TIME        3
  36 #define OLD_TIME        4
  37
  38 #define INIT_PROCESS    5
  39 #define LOGIN_PROCESS   6
  40 #define USER_PROCESS    7
  41 #define DEAD_PROCESS    8
  42
  43 #define UT_LINESIZE     32
  44 #define UT_NAMESIZE     32
  45 #define UT_HOSTSIZE     256
  46
  47 __BEGIN_DECLS
  48
  49 struct lastlog
  50 {
  51   time_t ll_time;
  52   char ll_line[UT_LINESIZE];
  53   char ll_host[UT_HOSTSIZE];
  54 };
  55
  56 struct utmp
  57 {
  58   short int ut_type;            /* Type of login.  */
  59   pid_t ut_pid;                 /* Pid of login process.  */
  60   char ut_line[UT_LINESIZE];    /* NUL-terminated devicename of tty.  */
  61   char ut_id[4];                /* Inittab id. */
  62   char ut_user[UT_NAMESIZE];    /* Username (not NUL terminated).  */
  63 #define ut_name ut_user         /* Compatible field name for same.  */
  64   char ut_host[UT_HOSTSIZE];    /* Hostname for remote login.  */
  65   int ut_exit;                  /* Process termination/exit status.  */
  66   long ut_session;              /* Session ID, used for windowing.  */
  67   struct timeval ut_tv;         /* Time entry was made.  */
  68   int32_t ut_addr;              /* Internet address of remote host.  */
  69   char pad[32];                 /* Reserved for future use.  */
  70 };
  71
  72 #define ut_time ut_tv.tv_sec    /* Backwards compatibility.  */
  73
  74 /* Tell the user that we have a modern system with UT_HOST, UT_TYPE, UT_ID
  75    and UT_TV fields.  */
  76 #define _HAVE_UT_TYPE   1
  77 #define _HAVE_UT_ID     1
  78 #define _HAVE_UT_TV     1
  79 #define _HAVE_UT_HOST   1
  80
  81 __END_DECLS
  82
  83 #endif /* !_UTMP_H_ */