SoftHSMv2/src/lib/crypto/BotanDHPublicKey.h

/*
 * Copyright (c) 2010 .SE (The Internet Infrastructure Foundation)
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/*****************************************************************************
 BotanDHPublicKey.h

 Botan Diffie-Hellman public key class
 *****************************************************************************/

#ifndef _SOFTHSM_V2_BOTANDHPUBLICKEY_H
#define _SOFTHSM_V2_BOTANDHPUBLICKEY_H

#include "config.h"
#include "DHPublicKey.h"
#include <botan/dh.h>

class BotanDHPublicKey : public DHPublicKey
{
public:
	// Constructors
	BotanDHPublicKey();

	BotanDHPublicKey(const Botan::DH_PublicKey* inDH);

	// Destructor
	virtual ~BotanDHPublicKey();

	// The type
	static const char* type;

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

	// Setters for the DH public key components
	virtual void setP(const ByteString& inP);
	virtual void setG(const ByteString& inG);
	virtual void setY(const ByteString& inY);

	// Set from Botan representation
	virtual void setFromBotan(const Botan::DH_PublicKey* inDH);

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

private:
	// The internal Botan representation
	Botan::DH_PublicKey* dh;

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

#endif // !_SOFTHSM_V2_BOTANDHPUBLICKEY_H