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 * modification, are permitted provided that the following conditions are met:
 *
 *  - Redistributions of source code must retain the above copyright notice,
 *    this list of conditions and the following disclaimer.
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 *  - Redistributions in binary form must reproduce the above copyright notice,
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 *    and/or other materials provided with the distribution.
 *
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 *    contributors may be used to endorse or promote products derived from this
 *    software without specific prior written permission.
 *
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#ifndef __HECI_H__
#define __HECI_H__

#include <cstring>

#ifdef __sun
#include <string.h>
#endif	// __sun

#ifndef GUID_DEFINED
#define GUID_DEFINED

typedef struct guid {
	unsigned int   data1;
	unsigned short data2;
	unsigned short data3;
	unsigned char  data4[8];
} GUID;

#endif

#include "HECI_if.h"

class HECI
{
public:
	HECI(const GUID guid, bool verbose = true) :
	    _initialized(false),
	    _verbose(verbose),
	    _bufSize(0),
	    _protocolVersion(0)
	{
		memcpy(&_guid, &guid, sizeof(_guid));
	}
	virtual ~HECI() {}

	virtual bool Init(unsigned char maxProtocolVersion = 0) = 0;
	virtual void Deinit() = 0;
	virtual int ReceiveMessage(unsigned char *buffer, int len, unsigned long timeout = 2000) = 0;
	virtual int SendMessage(const unsigned char *buffer, int len, unsigned long timeout = 2000) = 0;
	virtual unsigned int GetBufferSize() const = 0;
	virtual unsigned char GetProtocolVersion() const = 0;
	virtual bool GetHeciVersion(HECI_VERSION &version) const = 0;
	virtual bool IsInitialized() const = 0;

protected:
	GUID _guid;
	bool _initialized;
	bool _verbose;
	unsigned int  _bufSize;
	unsigned char _protocolVersion;
};

#endif