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// CipherFactory.h
//
// $Id: //poco/1.3/Crypto/include/Poco/Crypto/CipherFactory.h#2 $
//
// Library: Crypto
// Package: Cipher
// Module: CipherFactory
//
// Definition of the CipherFactory class.
//
// Copyright (c) 2008, Applied Informatics Software Engineering GmbH.
// and Contributors.
//
// Permission is hereby granted, free of charge, to any person or organization
// obtaining a copy of the software and accompanying documentation covered by
// this license (the "Software") to use, reproduce, display, distribute,
// execute, and transmit the Software, and to prepare derivative works of the
// Software, and to permit third-parties to whom the Software is furnished to
// do so, all subject to the following:
//
// The copyright notices in the Software and this entire statement, including
// the above license grant, this restriction and the following disclaimer,
// must be included in all copies of the Software, in whole or in part, and
// all derivative works of the Software, unless such copies or derivative
// works are solely in the form of machine-executable object code generated by
// a source language processor.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
// FITNESS FOR A PARTICULAR PURPOSE, TITLE AND NON-INFRINGEMENT. IN NO EVENT
// SHALL THE COPYRIGHT HOLDERS OR ANYONE DISTRIBUTING THE SOFTWARE BE LIABLE
// FOR ANY DAMAGES OR OTHER LIABILITY, WHETHER IN CONTRACT, TORT OR OTHERWISE,
// ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
// DEALINGS IN THE SOFTWARE.
//
#ifndef Crypto_CipherFactory_INCLUDED
#define Crypto_CipherFactory_INCLUDED
#include "Poco/Crypto/Crypto.h"
namespace Poco {
namespace Crypto {
class Cipher;
class CipherKey;
class RSAKey;
class Crypto_API CipherFactory
/// A factory for Cipher objects. See the Cipher class for examples on how to
/// use the CipherFactory.
{
public:
CipherFactory();
/// Creates a new CipherFactory object.
virtual ~CipherFactory();
/// Destroys the CipherFactory.
Cipher* createCipher(const CipherKey& key);
/// Creates a Cipher object for the given Cipher name. Valid cipher
/// names depend on the OpenSSL version the library is linked with;
/// see the output of
///
/// openssl enc --help
///
/// for a list of supported block and stream ciphers.
///
/// Common examples are:
///
/// * AES: "aes-128", "aes-256"
/// * DES: "des", "des3"
/// * Blowfish: "bf"
Cipher* createCipher(const RSAKey& key, RSAPaddingMode paddingMode = RSA_PADDING_PKCS1);
/// Creates a RSACipher using the given RSA key and padding mode
/// for public key encryption/private key decryption.
static CipherFactory& defaultFactory();
/// Returns the default CipherFactory.
private:
static int _instanceCount;
CipherFactory(const CipherFactory&);
CipherFactory& operator = (const CipherFactory&);
};
} } // namespace Poco::Crypto
#endif // Crypto_CipherFactory_INCLUDED
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