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/*
* Copyright (c) 2008-2010 Moxie Marlinspike
*
* 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, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
* USA
*/
#ifndef __HOTP_WINDOW_H__
#define __HOTP_WINDOW_H__
#include <security/pam_modules.h>
#include <security/pam_ext.h>
#include "HOTPCredentials.h"
class HOTPWindow {
private:
const pam_handle_t *pamh;
int windowSize;
uint64_t counter;
const unsigned char* key;
uint32_t keyLength;
uint32_t pin;
public:
HOTPWindow(const pam_handle_t *pamh, int windowSize, HOTPCredentials &credentials);
uint64_t verify(uint32_t remoteOtp);
};
#endif
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