1 /* $NetBSD: utmpx.h,v 1.17 2009/01/11 19:09:29 christos Exp $ */ 2 3 /*- 4 * Copyright (c) 2002 The NetBSD Foundation, Inc. 5 * All rights reserved. 6 * 7 * This code is derived from software contributed to The NetBSD Foundation 8 * by Christos Zoulas. 9 * 10 * Redistribution and use in source and binary forms, with or without 11 * modification, are permitted provided that the following conditions 12 * are met: 13 * 1. Redistributions of source code must retain the above copyright 14 * notice, this list of conditions and the following disclaimer. 15 * 2. Redistributions in binary form must reproduce the above copyright 16 * notice, this list of conditions and the following disclaimer in the 17 * documentation and/or other materials provided with the distribution. 18 * 19 * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS 20 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED 21 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 22 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS 23 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 24 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 25 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 26 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 27 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 28 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 29 * POSSIBILITY OF SUCH DAMAGE. 30 */ 31 #ifndef _UTMPX_H_ 32 #define _UTMPX_H_ 33 34 #include <sys/cdefs.h> 35 #include <sys/featuretest.h> 36 #include <sys/socket.h> 37 #include <sys/time.h> 38 39 #define _PATH_UTMPX "/var/run/utmpx" 40 #define _PATH_WTMPX "/var/log/wtmpx" 41 #define _PATH_LASTLOGX "/var/log/lastlogx" 42 #define _PATH_UTMP_UPDATE "/usr/libexec/utmp_update" 43 44 #define _UTX_USERSIZE 32 45 #define _UTX_LINESIZE 32 46 #define _UTX_IDSIZE 4 47 #define _UTX_HOSTSIZE 256 48 49 #if defined(_NETBSD_SOURCE) 50 #define UTX_USERSIZE _UTX_USERSIZE 51 #define UTX_LINESIZE _UTX_LINESIZE 52 #define UTX_IDSIZE _UTX_IDSIZE 53 #define UTX_HOSTSIZE _UTX_HOSTSIZE 54 #endif 55 56 #define EMPTY 0 57 #define RUN_LVL 1 58 #define BOOT_TIME 2 59 #define OLD_TIME 3 60 #define NEW_TIME 4 61 #define INIT_PROCESS 5 62 #define LOGIN_PROCESS 6 63 #define USER_PROCESS 7 64 #define DEAD_PROCESS 8 65 66 #if defined(_NETBSD_SOURCE) 67 #define ACCOUNTING 9 68 #define SIGNATURE 10 69 #define DOWN_TIME 11 70 71 /* 72 * Strings placed in the ut_line field to indicate special type entries 73 */ 74 #define RUNLVL_MSG "run-level %c" 75 #define BOOT_MSG "system boot" 76 #define OTIME_MSG "old time" 77 #define NTIME_MSG "new time" 78 #define DOWN_MSG "system down" 79 #endif 80 81 /* 82 * The following structure describes the fields of the utmpx entries 83 * stored in _PATH_UTMPX or _PATH_WTMPX. This is not the format the 84 * entries are stored in the files, and application should only access 85 * entries using routines described in getutxent(3). 86 */ 87 88 #define ut_user ut_name 89 #define ut_xtime ut_tv.tv_sec 90 91 /* 92 * This should be: 93 * 40 - (sizeof(struct timeval) - sizeof(struct { long s; long u; }))) 94 * but g++ does not like it, to retain size compatibility with v1.00, 95 * so we do it manually. 96 */ 97 #ifdef _LP64 98 #define _UTX_PADSIZE 36 99 #else 100 #define _UTX_PADSIZE 40 101 #endif 102 103 struct utmpx { 104 char ut_name[_UTX_USERSIZE]; /* login name */ 105 char ut_id[_UTX_IDSIZE]; /* inittab id */ 106 char ut_line[_UTX_LINESIZE]; /* tty name */ 107 char ut_host[_UTX_HOSTSIZE]; /* host name */ 108 uint16_t ut_session; /* session id used for windowing */ 109 uint16_t ut_type; /* type of this entry */ 110 pid_t ut_pid; /* process id creating the entry */ 111 struct { 112 uint16_t e_termination; /* process termination signal */ 113 uint16_t e_exit; /* process exit status */ 114 } ut_exit; 115 struct sockaddr_storage ut_ss; /* address where entry was made from */ 116 struct timeval ut_tv; /* time entry was created */ 117 uint8_t ut_pad[_UTX_PADSIZE]; /* reserved for future use */ 118 }; 119 120 #if defined(_NETBSD_SOURCE) 121 struct lastlogx { 122 struct timeval ll_tv; /* time entry was created */ 123 char ll_line[_UTX_LINESIZE]; /* tty name */ 124 char ll_host[_UTX_HOSTSIZE]; /* host name */ 125 struct sockaddr_storage ll_ss; /* address where entry was made from */ 126 }; 127 #endif /* !_XOPEN_SOURCE */ 128 129 __BEGIN_DECLS 130 131 void setutxent(void); 132 void endutxent(void); 133 134 #ifndef __LIBC12_SOURCE__ 135 struct utmpx *getutxent(void) __RENAME(__getutxent50); 136 struct utmpx *getutxid(const struct utmpx *) __RENAME(__getutxid50); 137 struct utmpx *getutxline(const struct utmpx *) __RENAME(__getutxline50); 138 struct utmpx *pututxline(const struct utmpx *) __RENAME(__pututxline50); 139 #endif 140 141 #if defined(_NETBSD_SOURCE) 142 #ifndef __LIBC12_SOURCE__ 143 int updwtmpx(const char *, const struct utmpx *) __RENAME(__updwtmpx50); 144 struct lastlogx *getlastlogx(const char *, uid_t, struct lastlogx *) 145 __RENAME(__getlastlogx50); 146 int updlastlogx(const char *, uid_t, struct lastlogx *) 147 __RENAME(__updlastlogx50); 148 struct utmp; 149 void getutmp(const struct utmpx *, struct utmp *) __RENAME(__getutmp50); 150 void getutmpx(const struct utmp *, struct utmpx *) __RENAME(__getutmpx50); 151 #endif 152 153 int utmpxname(const char *); 154 155 #endif /* _NETBSD_SOURCE */ 156 157 __END_DECLS 158 159 #endif /* !_UTMPX_H_ */ 160