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/*
Copyright (C) 2013 Carl Hetherington <cth@carlh.net>
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 2 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., 675 Mass Ave, Cambridge, MA 02139, USA.
*/
/** @file src/key.h
* @brief Class to hold a key for encrypting MXFs.
*/
#ifndef LIBDCP_KEY_H
#define LIBDCP_KEY_H
#include <stdint.h>
namespace libdcp {
/** @class Key
* @brief A key for encrypting MXFs.
*/
class Key
{
public:
/** Create a new, random key */
Key ();
/** Create a Key from a raw key value */
Key (uint8_t const *);
/** Create a Key from a hex key value */
Key (std::string);
Key (Key const &);
~Key ();
Key& operator= (Key const &);
/** @return Raw key value */
uint8_t const * value () const {
return _value;
}
/** @return Key value as a hexadecimal string */
std::string hex () const;
private:
/** Raw key value */
uint8_t* _value;
};
extern bool operator== (Key const & a, Key const & b);
extern bool operator!= (Key const & a, Key const & b);
}
#endif
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