1 /* 2 * Copyright 2003 Sun Microsystems, Inc. All rights reserved. 3 * Use is subject to license terms. 4 */ 5 /* 6 * Copyright (c) 2000 Andre Lucas. All rights reserved. 7 * 8 * Redistribution and use in source and binary forms, with or without 9 * modification, are permitted provided that the following conditions 10 * are met: 11 * 1. Redistributions of source code must retain the above copyright 12 * notice, this list of conditions and the following disclaimer. 13 * 2. Redistributions in binary form must reproduce the above copyright 14 * notice, this list of conditions and the following disclaimer in the 15 * documentation and/or other materials provided with the distribution. 16 * 3. All advertising materials mentioning features or use of this software 17 * must display the following acknowledgement: 18 * This product includes software developed by Markus Friedl. 19 * 4. The name of the author may not be used to endorse or promote products 20 * derived from this software without specific prior written permission. 21 * 22 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR 23 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 24 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 25 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, 26 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 27 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 28 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 29 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 30 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 31 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 32 */ 33 /* 34 * loginrec.h: platform-independent login recording and lastlog retrieval 35 */ 36 37 #ifndef _LOGINREC_H 38 #define _LOGINREC_H 39 40 #pragma ident "%Z%%M% %I% %E% SMI" 41 42 #ifdef __cplusplus 43 extern "C" { 44 #endif 45 46 #include "includes.h" 47 48 #include <sys/types.h> 49 #include <netinet/in.h> 50 #include <sys/socket.h> 51 52 /* RCSID("$Id: loginrec.h,v 1.6 2001/05/08 20:33:06 mouring Exp $"); */ 53 54 /** 55 ** you should use the login_* calls to work around platform dependencies 56 **/ 57 58 /* 59 * login_netinfo structure 60 */ 61 62 union login_netinfo { 63 struct sockaddr sa; 64 struct sockaddr_in sa_in; 65 struct sockaddr_storage sa_storage; 66 }; 67 68 /* 69 * * logininfo structure * 70 */ 71 /* types - different to utmp.h 'type' macros */ 72 /* (though set to the same value as linux, openbsd and others...) */ 73 #define LTYPE_LOGIN 7 74 #define LTYPE_LOGOUT 8 75 76 /* string lengths - set very long */ 77 #define LINFO_PROGSIZE 64 78 #define LINFO_LINESIZE 64 79 #define LINFO_NAMESIZE 64 80 #define LINFO_HOSTSIZE 256 81 82 struct logininfo { 83 int progname_null; 84 char progname[LINFO_PROGSIZE]; /* name of program (for PAM) */ 85 short int type; /* type of login (LTYPE_*) */ 86 int pid; /* PID of login process */ 87 int uid; /* UID of this user */ 88 int line_null; 89 char line[LINFO_LINESIZE]; /* tty/pty name */ 90 char username[LINFO_NAMESIZE]; /* login username */ 91 char hostname[LINFO_HOSTSIZE]; /* remote hostname */ 92 /* 'exit_status' structure components */ 93 int exit; /* process exit status */ 94 int termination; /* process termination status */ 95 /* struct timeval (sys/time.h) isn't always available, if it isn't we'll 96 * use time_t's value as tv_sec and set tv_usec to 0 97 */ 98 unsigned int tv_sec; 99 unsigned int tv_usec; 100 union login_netinfo hostaddr; /* caller's host address(es) */ 101 }; /* struct logininfo */ 102 103 /* 104 * login recording functions 105 */ 106 107 /** 'public' functions */ 108 109 /* construct a new login entry */ 110 struct logininfo *login_alloc_entry(int pid, const char *username, 111 const char *hostname, const char *line, 112 const char *progname); 113 /* free a structure */ 114 void login_free_entry(struct logininfo *li); 115 /* fill out a pre-allocated structure with useful information */ 116 int login_init_entry(struct logininfo *li, int pid, const char *username, 117 const char *hostname, const char *line, 118 const char *progname); 119 /* place the current time in a logininfo struct */ 120 void login_set_current_time(struct logininfo *li); 121 122 /* record the entry */ 123 int login_login (struct logininfo *li); 124 int login_logout(struct logininfo *li); 125 #ifdef LOGIN_NEEDS_UTMPX 126 int login_utmp_only(struct logininfo *li); 127 #endif 128 129 /** End of public functions */ 130 131 /* record the entry */ 132 int login_write (struct logininfo *li); 133 int login_log_entry(struct logininfo *li); 134 135 /* set the network address based on network address type */ 136 void login_set_addr(struct logininfo *li, const struct sockaddr *sa, 137 const unsigned int sa_size); 138 139 /* 140 * lastlog retrieval functions 141 */ 142 /* lastlog *entry* functions fill out a logininfo */ 143 struct logininfo *login_get_lastlog(struct logininfo *li, const int uid); 144 /* lastlog *time* functions return time_t equivalent (uint) */ 145 unsigned int login_get_lastlog_time(const int uid); 146 147 /* produce various forms of the line filename */ 148 char *line_fullname(char *dst, const char *src, int dstsize); 149 char *line_stripname(char *dst, const char *src, int dstsize); 150 char *line_abbrevname(char *dst, const char *src, int dstsize); 151 152 #ifdef __cplusplus 153 } 154 #endif 155 156 #endif /* _LOGINREC_H */ 157