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/**
 * cerberus-logging – Log-in logging extension for cerberus
 * 
 * Copyright © 2014, 2015  Mattias Andrée (m@maandree.se)
 * 
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 * 
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 * 
 * You should have received a copy of the GNU General Public License
 * along with this program.  If not, see <http://www.gnu.org/licenses/>.
 */
#include "common.h"
#include <utmp.h>


int
do_log(void)
{
	struct utmp ut;

	if (!streq(action, "failed"))
		return 0;

	memset(&ut, 0, sizeof(struct utmp));

	ut.ut_type = LOGIN_PROCESS;
	ut.ut_pid = (pid_t)atoll(pid);
	xstrcpy(ut.ut_user, username);
	xstrcpy(ut.ut_host, hostname);
	xstrcpy(ut.ut_line, ttyname);
	xstrcpy(ut.ut_id, first_digit(ttyname));
	xmemcpy(ut.ut_addr_v6, get_hostaddress(hostname));

#ifdef _HAVE_UT_TV
	{
		struct timeval tv;
		gettimeofday(&tv, NULL);
		ut.ut_tv.tv_sec = (typeof(ut.ut_tv.tv_sec))tv.tv_sec;
		ut.ut_tv.tv_usec = (typeof(ut.ut_tv.tv_usec))tv.tv_usec;
	}
#else
	{
		time_t t;
		time(&t);
		ut.ut_time = t;
	}
#endif

	updwtmp(LOGDIR "/btmp", &ut);
	return 0;
}