SoftHSMv2/src/lib/crypto/BotanDSAPrivateKey.h

/*
 * Copyright (c) 2010 .SE (The Internet Infrastructure Foundation)
 * 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
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 * 2. Redistributions in binary form must reproduce the above copyright
 *    notice, this list of conditions and the following disclaimer in the
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 *
 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
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 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY
 * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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 */

/*****************************************************************************
 BotanDSAPrivateKey.h

 Botan DSA private key class
 *****************************************************************************/

#ifndef _SOFTHSM_V2_BOTANDSAPRIVATEKEY_H
#define _SOFTHSM_V2_BOTANDSAPRIVATEKEY_H

#include "config.h"
#include "DSAPrivateKey.h"
#include <botan/dsa.h>

class BotanDSAPrivateKey : public DSAPrivateKey
{
public:
	// Constructors
	BotanDSAPrivateKey();

	BotanDSAPrivateKey(const Botan::DSA_PrivateKey* inDSA);

	// Destructor
	virtual ~BotanDSAPrivateKey();

	// The type
	static const char* type;

	// Check if the key is of the given type
	virtual bool isOfType(const char* inType);

	// Setters for the DSA private key components
	virtual void setX(const ByteString& inX);

	// Setters for the DSA domain parameters
	virtual void setP(const ByteString& inP);
	virtual void setQ(const ByteString& inQ);
	virtual void setG(const ByteString& inG);

	// Encode into PKCS#8 DER
	virtual ByteString PKCS8Encode();

	// Decode from PKCS#8 BER
	virtual bool PKCS8Decode(const ByteString& ber);

	// Set from Botan representation
	virtual void setFromBotan(const Botan::DSA_PrivateKey* inDSA);

	// Retrieve the Botan representation of the key
	Botan::DSA_PrivateKey* getBotanKey();

private:
	// The internal Botan representation
	Botan::DSA_PrivateKey* dsa;

	// Create the Botan representation of the key
	void createBotanKey();
};

#endif // !_SOFTHSM_V2_BOTANDSAPRIVATEKEY_H