hans/auth.h
2013-04-20 04:06:05 +02:00

50 lines
1.3 KiB
C++

/*
* Hans - IP over ICMP
* Copyright (C) 2009 Friedrich Schöller <hans@schoeller.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/>.
*
*/
#ifndef AUTH_H
#define AUTH_H
#include <vector>
#include <string>
#include <string.h>
#include <stdint.h>
class Auth
{
public:
typedef std::vector<char> Challenge;
struct Response
{
uint32_t data[5];
bool operator==(const Response &other) const { return memcmp(this, &other, sizeof(Response)) == 0; }
};
Auth(const char *passphrase);
Challenge generateChallenge(int length) const;
Response getResponse(const Challenge &challenge) const;
protected:
std::string passphrase;
std::string challenge;
};
#endif