mirror of
https://github.com/biergaizi/codecrypt
synced 2024-06-30 02:43:06 +00:00
62 lines
1.8 KiB
C
62 lines
1.8 KiB
C
![]() |
|
||
|
/*
|
||
|
* This file is part of Codecrypt.
|
||
|
*
|
||
|
* Codecrypt is free software: you can redistribute it and/or modify it
|
||
|
* under the terms of the GNU Lesser General Public License as published by
|
||
|
* the Free Software Foundation, either version 3 of the License, or (at
|
||
|
* your option) any later version.
|
||
|
*
|
||
|
* Codecrypt 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 Lesser General Public
|
||
|
* License for more details.
|
||
|
*
|
||
|
* You should have received a copy of the GNU Lesser General Public License
|
||
|
* along with Codecrypt. If not, see <http://www.gnu.org/licenses/>.
|
||
|
*/
|
||
|
|
||
|
#ifndef _ccr_algorithm_h_
|
||
|
#define _ccr_algorithm_h_
|
||
|
|
||
|
#include "bvector.h"
|
||
|
#include "prng.h"
|
||
|
#include "sencode.h"
|
||
|
|
||
|
#include <map>
|
||
|
#include <string>
|
||
|
class algorithm;
|
||
|
typedef std::map<std::string, algorithm*> algorithm_suite;
|
||
|
|
||
|
//virtual interface definition for all cryptographic algorithm instances
|
||
|
class algorithm
|
||
|
{
|
||
|
public:
|
||
|
virtual bool provides_signatures() = 0;
|
||
|
virtual bool provides_encryption() = 0;
|
||
|
virtual std::string get_alg_id() = 0;
|
||
|
|
||
|
void register_into_suite (algorithm_suite&s) {
|
||
|
s[this->get_alg_id()] = this;
|
||
|
}
|
||
|
|
||
|
/*
|
||
|
* note that these functions should be ready for different
|
||
|
* plaintext/ciphertext/message lengths, usually padding them somehow.
|
||
|
*/
|
||
|
virtual int encrypt (const bvector&plain, bvector&cipher,
|
||
|
sencode* pubkey, prng&rng) = 0;
|
||
|
|
||
|
virtual int decrypt (const bvector&cipher, bvector&plain,
|
||
|
sencode* privkey) = 0;
|
||
|
|
||
|
virtual int sign (const bvector&msg, bvector&sig,
|
||
|
sencode* privkey, prng&rng) = 0;
|
||
|
|
||
|
virtual int verify (const bvector&sig, const bvector&msg,
|
||
|
sencode* pubkey) = 0;
|
||
|
};
|
||
|
|
||
|
#endif
|
||
|
|