1/* 2 * Copyright (C) 2008 The Android Open Source Project 3 * All rights reserved. 4 * 5 * Redistribution and use in source and binary forms, with or without 6 * modification, are permitted provided that the following conditions 7 * are met: 8 * * Redistributions of source code must retain the above copyright 9 * notice, this list of conditions and the following disclaimer. 10 * * Redistributions in binary form must reproduce the above copyright 11 * notice, this list of conditions and the following disclaimer in 12 * the documentation and/or other materials provided with the 13 * distribution. 14 * 15 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 16 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 17 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS 18 * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE 19 * COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, 20 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, 21 * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS 22 * OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED 23 * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, 24 * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT 25 * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 26 * SUCH DAMAGE. 27 */ 28#ifndef _UTMP_H_ 29#define _UTMP_H_ 30 31#include <sys/cdefs.h> 32#include <sys/types.h> 33#include <time.h> 34 35#define _PATH_UTMP "/var/run/utmp" 36#define _PATH_WTMP "/var/log/wtmp" 37#define _PATH_LASTLOG "/var/log/lastlog" 38 39#ifdef __LP64__ 40#define UT_NAMESIZE 32 41#define UT_LINESIZE 32 42#define UT_HOSTSIZE 256 43#else 44#define UT_NAMESIZE 8 45#define UT_LINESIZE 8 46#define UT_HOSTSIZE 16 47#endif 48 49#define EMPTY 0 50#define RUN_LVL 1 51#define BOOT_TIME 2 52#define NEW_TIME 3 53#define OLD_TIME 4 54#define INIT_PROCESS 5 55#define LOGIN_PROCESS 6 56#define USER_PROCESS 7 57#define DEAD_PROCESS 8 58#define ACCOUNTING 9 59 60struct lastlog 61{ 62 time_t ll_time; 63 char ll_line[UT_LINESIZE]; 64 char ll_host[UT_HOSTSIZE]; 65}; 66 67struct exit_status 68{ 69 short int e_termination; 70 short int e_exit; 71}; 72 73 74struct utmp 75{ 76 short int ut_type; 77 pid_t ut_pid; 78 char ut_line[UT_LINESIZE]; 79 char ut_id[4]; 80 char ut_user[UT_NAMESIZE]; 81 char ut_host[UT_HOSTSIZE]; 82 83 struct exit_status ut_exit; 84 85 long int ut_session; 86 struct timeval ut_tv; 87 88 int32_t ut_addr_v6[4]; 89 char unsed[20]; 90}; 91 92 93#define ut_name ut_user 94#define ut_time ut_tv.tv_sec 95#define ut_addr ut_addr_v6[0] 96 97__BEGIN_DECLS 98 99int utmpname(const char*); 100void setutent(void); 101struct utmp* getutent(void); 102void endutent(void); 103 104int login_tty(int); 105 106__END_DECLS 107 108#endif /* _UTMP_H_ */ 109