summaryrefslogtreecommitdiff
path: root/LibC/utmp.h
blob: 69e1167e82b24c333b52d75bed1e4fb7b2481ba0 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
#pragma once

#include <sys/cdefs.h>

__BEGIN_DECLS

struct exit_status {              /* Type for ut_exit, below */
    short int e_termination;      /* Process termination status */
    short int e_exit;             /* Process exit status */
};

#define UT_NAMESIZE 32
#define UT_LINESIZE 32
#define UT_HOSTSIZE 256

struct utmp {
    short   ut_type;              /* Type of record */
    pid_t   ut_pid;               /* PID of login process */
    char    ut_line[UT_LINESIZE]; /* Device name of tty - "/dev/" */
    char    ut_id[4];             /* Terminal name suffix,
                                     or inittab(5) ID */
    char    ut_user[UT_NAMESIZE]; /* Username */
    char    ut_host[UT_HOSTSIZE]; /* Hostname for remote login, or
                                     kernel version for run-level
                                     messages */
    struct  exit_status ut_exit;  /* Exit status of a process
                                     marked as DEAD_PROCESS; not
                                     used by Linux init (1 */

     long   ut_session;           /* Session ID */
     struct timeval ut_tv;        /* Time entry was made */

    int32_t ut_addr_v6[4];        /* Internet address of remote
                                     host; IPv4 address uses
                                     just ut_addr_v6[0] */

    char __unused[20];            /* Reserved for future use */
};

__END_DECLS