| /* Structures and definitions for the user accounting database. GNU version. |
| Copyright (C) 1997-2021 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 _UTMPX_H |
| # error "Never include <bits/utmpx.h> directly; use <utmpx.h> instead." |
| #endif |
| |
| #include <bits/types.h> |
| #include <sys/time.h> |
| #include <bits/wordsize.h> |
| |
| |
| #ifdef __USE_GNU |
| # include <paths.h> |
| # define _PATH_UTMPX _PATH_UTMP |
| # define _PATH_WTMPX _PATH_WTMP |
| #endif |
| |
| |
| #define __UT_LINESIZE 32 |
| #define __UT_NAMESIZE 32 |
| #define __UT_HOSTSIZE 256 |
| |
| |
| /* The structure describing the status of a terminated process. This |
| type is used in `struct utmpx' below. */ |
| struct __exit_status |
| { |
| #ifdef __USE_GNU |
| short int e_termination; /* Process termination status. */ |
| short int e_exit; /* Process exit status. */ |
| #else |
| short int __e_termination; /* Process termination status. */ |
| short int __e_exit; /* Process exit status. */ |
| #endif |
| }; |
| |
| |
| /* The structure describing an entry in the user accounting database. */ |
| struct utmpx |
| { |
| short int ut_type; /* Type of login. */ |
| __pid_t ut_pid; /* Process ID of login process. */ |
| char ut_line[__UT_LINESIZE] |
| __attribute_nonstring__; /* Devicename. */ |
| char ut_id[4] |
| __attribute_nonstring__; /* Inittab ID. */ |
| char ut_user[__UT_NAMESIZE] |
| __attribute_nonstring__; /* Username. */ |
| char ut_host[__UT_HOSTSIZE] |
| __attribute_nonstring__; /* Hostname for remote login. */ |
| struct __exit_status ut_exit; /* Exit status of a process marked |
| as DEAD_PROCESS. */ |
| |
| /* The fields ut_session and ut_tv must be the same size when compiled |
| 32- and 64-bit. This allows files and shared memory to be shared |
| between 32- and 64-bit applications. */ |
| #if __WORDSIZE_TIME64_COMPAT32 |
| __int32_t ut_session; /* Session ID, used for windowing. */ |
| struct |
| { |
| __int32_t tv_sec; /* Seconds. */ |
| __int32_t tv_usec; /* Microseconds. */ |
| } ut_tv; /* Time entry was made. */ |
| #else |
| long int ut_session; /* Session ID, used for windowing. */ |
| struct timeval ut_tv; /* Time entry was made. */ |
| #endif |
| __int32_t ut_addr_v6[4]; /* Internet address of remote host. */ |
| char __glibc_reserved[20]; /* Reserved for future use. */ |
| }; |
| |
| |
| /* Values for the `ut_type' field of a `struct utmpx'. */ |
| #define EMPTY 0 /* No valid user accounting information. */ |
| |
| #ifdef __USE_GNU |
| # define RUN_LVL 1 /* The system's runlevel. */ |
| #endif |
| #define BOOT_TIME 2 /* Time of system boot. */ |
| #define NEW_TIME 3 /* Time after system clock changed. */ |
| #define OLD_TIME 4 /* Time when system clock changed. */ |
| |
| #define INIT_PROCESS 5 /* Process spawned by the init process. */ |
| #define LOGIN_PROCESS 6 /* Session leader of a logged in user. */ |
| #define USER_PROCESS 7 /* Normal process. */ |
| #define DEAD_PROCESS 8 /* Terminated process. */ |
| |
| #ifdef __USE_GNU |
| # define ACCOUNTING 9 /* System accounting. */ |
| #endif |