110 lines
3.4 KiB
C++
110 lines
3.4 KiB
C++
/*
|
|
* Copyright (c) 2010-2012 Juli Mallett. All rights reserved.
|
|
*
|
|
* Redistribution and use in source and binary forms, with or without
|
|
* modification, are permitted provided that the following conditions
|
|
* are met:
|
|
* 1. Redistributions of source code must retain the above copyright
|
|
* notice, this list of conditions and the following disclaimer.
|
|
* 2. Redistributions in binary form must reproduce the above copyright
|
|
* notice, this list of conditions and the following disclaimer in the
|
|
* documentation and/or other materials provided with the distribution.
|
|
*
|
|
* THIS SOFTWARE IS PROVIDED BY AUTHOR AND CONTRIBUTORS ``AS IS'' AND
|
|
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
|
|
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
|
|
* ARE DISCLAIMED. IN NO EVENT SHALL AUTHOR OR CONTRIBUTORS BE LIABLE
|
|
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
|
|
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
|
|
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
|
|
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
|
|
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
|
|
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
|
|
* SUCH DAMAGE.
|
|
*/
|
|
|
|
#ifndef CRYPTO_CRYPTO_ENCRYPTION_H
|
|
#define CRYPTO_CRYPTO_ENCRYPTION_H
|
|
|
|
#include <set>
|
|
#include <event/action.h>
|
|
#include <event/event_callback.h>
|
|
|
|
////////////////////////////////////////////////////////////////////////////////
|
|
// //
|
|
// File: crypto_encryption.h //
|
|
// Description: basic encryption machinery //
|
|
// Project: WANProxy XTech //
|
|
// Adapted by: Andreu Vidal Bramfeld-Software //
|
|
// Last modified: 2015-04-01 //
|
|
// //
|
|
////////////////////////////////////////////////////////////////////////////////
|
|
|
|
namespace CryptoEncryption {
|
|
class Method;
|
|
|
|
enum Algorithm {
|
|
TripleDES,
|
|
AES128,
|
|
AES192,
|
|
AES256,
|
|
Blowfish,
|
|
CAST,
|
|
IDEA,
|
|
RC4,
|
|
};
|
|
|
|
enum Mode {
|
|
CBC,
|
|
CTR,
|
|
Stream,
|
|
};
|
|
typedef std::pair<Algorithm, Mode> Cipher;
|
|
|
|
enum Operation {
|
|
Encrypt,
|
|
Decrypt,
|
|
};
|
|
|
|
class Session {
|
|
protected:
|
|
Session(void)
|
|
{ }
|
|
|
|
public:
|
|
virtual ~Session()
|
|
{ }
|
|
|
|
virtual unsigned block_size(void) const = 0;
|
|
virtual unsigned key_size(void) const = 0;
|
|
virtual unsigned iv_size(void) const = 0;
|
|
|
|
virtual Session *clone(void) const = 0;
|
|
|
|
virtual bool initialize(Operation, const Buffer *, const Buffer *) = 0;
|
|
|
|
virtual bool cipher(Buffer *, const Buffer *) = 0;
|
|
|
|
//virtual Action *submit(Buffer *, EventCallback *) = 0;
|
|
};
|
|
|
|
class Method {
|
|
std::string name_;
|
|
protected:
|
|
Method(const std::string&);
|
|
|
|
virtual ~Method()
|
|
{ }
|
|
public:
|
|
virtual std::set<Cipher> ciphers(void) const = 0;
|
|
virtual Session *session(Cipher) const = 0;
|
|
|
|
static const Method *method(Cipher);
|
|
};
|
|
}
|
|
|
|
std::ostream& operator<< (std::ostream&, CryptoEncryption::Algorithm);
|
|
std::ostream& operator<< (std::ostream&, CryptoEncryption::Mode);
|
|
std::ostream& operator<< (std::ostream&, CryptoEncryption::Cipher);
|
|
|
|
#endif /* !CRYPTO_CRYPTO_ENCRYPTION_H */
|