11e8db6e2SBrian Feldman /* 21e8db6e2SBrian Feldman * Author: Tatu Ylonen <ylo@cs.hut.fi> 31e8db6e2SBrian Feldman * Copyright (c) 1995 Tatu Ylonen <ylo@cs.hut.fi>, Espoo, Finland 41e8db6e2SBrian Feldman * All rights reserved 51e8db6e2SBrian Feldman * This file performs some of the things login(1) normally does. We cannot 61e8db6e2SBrian Feldman * easily use something like login -p -h host -f user, because there are 71e8db6e2SBrian Feldman * several different logins around, and it is hard to determined what kind of 81e8db6e2SBrian Feldman * login the current system has. Also, we want to be able to execute commands 91e8db6e2SBrian Feldman * on a tty. 101e8db6e2SBrian Feldman * 111e8db6e2SBrian Feldman * As far as I am concerned, the code I have written for this software 121e8db6e2SBrian Feldman * can be used freely for any purpose. Any derived versions of this 131e8db6e2SBrian Feldman * software must be clearly marked as such, and if the derived work is 141e8db6e2SBrian Feldman * incompatible with the protocol description in the RFC file, it must be 151e8db6e2SBrian Feldman * called by a name other than "ssh" or "Secure Shell". 161e8db6e2SBrian Feldman * 171e8db6e2SBrian Feldman * Copyright (c) 1999 Theo de Raadt. All rights reserved. 181e8db6e2SBrian Feldman * Copyright (c) 1999 Markus Friedl. All rights reserved. 191e8db6e2SBrian Feldman * 201e8db6e2SBrian Feldman * Redistribution and use in source and binary forms, with or without 211e8db6e2SBrian Feldman * modification, are permitted provided that the following conditions 221e8db6e2SBrian Feldman * are met: 231e8db6e2SBrian Feldman * 1. Redistributions of source code must retain the above copyright 241e8db6e2SBrian Feldman * notice, this list of conditions and the following disclaimer. 251e8db6e2SBrian Feldman * 2. Redistributions in binary form must reproduce the above copyright 261e8db6e2SBrian Feldman * notice, this list of conditions and the following disclaimer in the 271e8db6e2SBrian Feldman * documentation and/or other materials provided with the distribution. 281e8db6e2SBrian Feldman * 291e8db6e2SBrian Feldman * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR 301e8db6e2SBrian Feldman * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 311e8db6e2SBrian Feldman * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 321e8db6e2SBrian Feldman * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, 331e8db6e2SBrian Feldman * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 341e8db6e2SBrian Feldman * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 351e8db6e2SBrian Feldman * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 361e8db6e2SBrian Feldman * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 371e8db6e2SBrian Feldman * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 381e8db6e2SBrian Feldman * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 391e8db6e2SBrian Feldman */ 401e8db6e2SBrian Feldman 411e8db6e2SBrian Feldman #include "includes.h" 42cf2b5f3bSDag-Erling Smørgrav RCSID("$OpenBSD: sshlogin.c,v 1.7 2003/06/12 07:57:38 markus Exp $"); 431e8db6e2SBrian Feldman 44989dd127SDag-Erling Smørgrav #include "loginrec.h" 451e8db6e2SBrian Feldman 461e8db6e2SBrian Feldman /* 471e8db6e2SBrian Feldman * Returns the time when the user last logged in. Returns 0 if the 481e8db6e2SBrian Feldman * information is not available. This must be called before record_login. 491e8db6e2SBrian Feldman * The host the user logged in from will be returned in buf. 501e8db6e2SBrian Feldman */ 511e8db6e2SBrian Feldman u_long 521e8db6e2SBrian Feldman get_last_login_time(uid_t uid, const char *logname, 531e8db6e2SBrian Feldman char *buf, u_int bufsize) 541e8db6e2SBrian Feldman { 55989dd127SDag-Erling Smørgrav struct logininfo li; 561e8db6e2SBrian Feldman 57989dd127SDag-Erling Smørgrav login_get_lastlog(&li, uid); 58989dd127SDag-Erling Smørgrav strlcpy(buf, li.hostname, bufsize); 59989dd127SDag-Erling Smørgrav return li.tv_sec; 601e8db6e2SBrian Feldman } 611e8db6e2SBrian Feldman 621e8db6e2SBrian Feldman /* 63cf2b5f3bSDag-Erling Smørgrav * Records that the user has logged in. I wish these parts of operating 64cf2b5f3bSDag-Erling Smørgrav * systems were more standardized. 651e8db6e2SBrian Feldman */ 661e8db6e2SBrian Feldman void 671e8db6e2SBrian Feldman record_login(pid_t pid, const char *ttyname, const char *user, uid_t uid, 687ac32603SHajimu UMEMOTO const char *host, struct sockaddr * addr, socklen_t addrlen) 691e8db6e2SBrian Feldman { 70989dd127SDag-Erling Smørgrav struct logininfo *li; 711e8db6e2SBrian Feldman 72989dd127SDag-Erling Smørgrav li = login_alloc_entry(pid, user, host, ttyname); 737ac32603SHajimu UMEMOTO login_set_addr(li, addr, addrlen); 74989dd127SDag-Erling Smørgrav login_login(li); 75989dd127SDag-Erling Smørgrav login_free_entry(li); 761e8db6e2SBrian Feldman } 77989dd127SDag-Erling Smørgrav 78989dd127SDag-Erling Smørgrav #ifdef LOGIN_NEEDS_UTMPX 79989dd127SDag-Erling Smørgrav void 80989dd127SDag-Erling Smørgrav record_utmp_only(pid_t pid, const char *ttyname, const char *user, 817ac32603SHajimu UMEMOTO const char *host, struct sockaddr * addr, socklen_t addrlen) 82989dd127SDag-Erling Smørgrav { 83989dd127SDag-Erling Smørgrav struct logininfo *li; 84989dd127SDag-Erling Smørgrav 85989dd127SDag-Erling Smørgrav li = login_alloc_entry(pid, user, host, ttyname); 867ac32603SHajimu UMEMOTO login_set_addr(li, addr, addrlen); 87989dd127SDag-Erling Smørgrav login_utmp_only(li); 88989dd127SDag-Erling Smørgrav login_free_entry(li); 891e8db6e2SBrian Feldman } 90989dd127SDag-Erling Smørgrav #endif 911e8db6e2SBrian Feldman 921e8db6e2SBrian Feldman /* Records that the user has logged out. */ 931e8db6e2SBrian Feldman void 94989dd127SDag-Erling Smørgrav record_logout(pid_t pid, const char *ttyname, const char *user) 951e8db6e2SBrian Feldman { 96989dd127SDag-Erling Smørgrav struct logininfo *li; 97989dd127SDag-Erling Smørgrav 98989dd127SDag-Erling Smørgrav li = login_alloc_entry(pid, user, NULL, ttyname); 99989dd127SDag-Erling Smørgrav login_logout(li); 100989dd127SDag-Erling Smørgrav login_free_entry(li); 1011e8db6e2SBrian Feldman } 102