70 lines
1.7 KiB
C
70 lines
1.7 KiB
C
/*
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*
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* login.c
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*
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* Author: Tatu Ylonen <ylo@cs.hut.fi>
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*
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* Copyright (c) 1995 Tatu Ylonen <ylo@cs.hut.fi>, Espoo, Finland
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* All rights reserved
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*
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* Created: Fri Mar 24 14:51:08 1995 ylo
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*
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* This file performs some of the things login(1) normally does. We cannot
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* easily use something like login -p -h host -f user, because there are
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* several different logins around, and it is hard to determined what kind of
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* login the current system has. Also, we want to be able to execute commands
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* on a tty.
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*
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*/
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#include "includes.h"
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RCSID("$OpenBSD: login.c,v 1.14 2000/06/20 01:39:42 markus Exp $");
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#include "loginrec.h"
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/*
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* Returns the time when the user last logged in. Returns 0 if the
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* information is not available. This must be called before record_login.
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* The host the user logged in from will be returned in buf.
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*/
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unsigned long
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get_last_login_time(uid_t uid, const char *logname,
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char *buf, unsigned int bufsize)
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{
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struct logininfo li;
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login_get_lastlog(&li, uid);
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strlcpy(buf, li.hostname, bufsize);
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return li.tv_sec;
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}
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/*
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* Records that the user has logged in. I these parts of operating systems
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* were more standardized.
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*/
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void
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record_login(pid_t pid, const char *ttyname, const char *user, uid_t uid,
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const char *host, struct sockaddr * addr)
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{
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struct logininfo *li;
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li = login_alloc_entry(pid, user, host, ttyname);
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login_set_addr(li, addr, sizeof(struct sockaddr));
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login_login(li);
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login_free_entry(li);
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}
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/* Records that the user has logged out. */
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void
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record_logout(pid_t pid, const char *ttyname)
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{
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struct logininfo *li;
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li = login_alloc_entry(pid, NULL, NULL, ttyname);
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login_logout(li);
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login_free_entry(li);
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}
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