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/*
* Copyright (c) 2010 SURFnet bv
* 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 THE AUTHOR ``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 THE AUTHOR 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.
*/
/*****************************************************************************
OSSLECDSA.h
OpenSSL ECDSA asymmetric algorithm implementation
*****************************************************************************/
#ifndef _SOFTHSM_V2_OSSLECDSA_H
#define _SOFTHSM_V2_OSSLECDSA_H
#include "config.h"
#include "AsymmetricAlgorithm.h"
#include <openssl/ecdsa.h>
class OSSLECDSA : public AsymmetricAlgorithm
{
public:
// Destructor
virtual ~OSSLECDSA() { }
// Signing functions
virtual bool sign(PrivateKey* privateKey, const ByteString& dataToSign, ByteString& signature, const AsymMech::Type mechanism, const void* param = NULL, const size_t paramLen = 0);
virtual bool signInit(PrivateKey* privateKey, const AsymMech::Type mechanism, const void* param = NULL, const size_t paramLen = 0);
virtual bool signUpdate(const ByteString& dataToSign);
virtual bool signFinal(ByteString& signature);
// Verification functions
virtual bool verify(PublicKey* publicKey, const ByteString& originalData, const ByteString& signature, const AsymMech::Type mechanism, const void* param = NULL, const size_t paramLen = 0);
virtual bool verifyInit(PublicKey* publicKey, const AsymMech::Type mechanism, const void* param = NULL, const size_t paramLen = 0);
virtual bool verifyUpdate(const ByteString& originalData);
virtual bool verifyFinal(const ByteString& signature);
// Encryption functions
virtual bool encrypt(PublicKey* publicKey, const ByteString& data, ByteString& encryptedData, const AsymMech::Type padding);
// Decryption functions
virtual bool decrypt(PrivateKey* privateKey, const ByteString& encryptedData, ByteString& data, const AsymMech::Type padding);
// Key factory
virtual bool generateKeyPair(AsymmetricKeyPair** ppKeyPair, AsymmetricParameters* parameters, RNG* rng = NULL);
virtual unsigned long getMinKeySize();
virtual unsigned long getMaxKeySize();
virtual bool reconstructKeyPair(AsymmetricKeyPair** ppKeyPair, ByteString& serialisedData);
virtual bool reconstructPublicKey(PublicKey** ppPublicKey, ByteString& serialisedData);
virtual bool reconstructPrivateKey(PrivateKey** ppPrivateKey, ByteString& serialisedData);
virtual bool reconstructParameters(AsymmetricParameters** ppParams, ByteString& serialisedData);
virtual PublicKey* newPublicKey();
virtual PrivateKey* newPrivateKey();
virtual AsymmetricParameters* newParameters();
private:
};
#endif // !_SOFTHSM_V2_OSSLECDSA_H
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