msgHeaderReader.h

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/*********************************************************************
** Copyright (c) 2010 MaK Technologies, Inc.
** All rights reserved.
*********************************************************************/
/*********************************************************************
** $RCSfile: msgHeaderReader.h,v $ $Revision: 1.21 $ $State: Exp $
*********************************************************************/


#ifndef DtMsgHeaderReader_H_
#define DtMsgHeaderReader_H_

#include "rtiMsConfig.h"

#ifndef _WIN32
#include <sys/types.h>
#endif

class DT_DLL_RTIUTIL DtMsgHeaderReader
{
public:

   virtual ~DtMsgHeaderReader() {};

   virtual bool isBundled(const char* msg, size_t size) const = 0;

   virtual void setBundled(char* msg, size_t size, bool bundled) const = 0;

   virtual bool isCompressed(const char* msg, size_t size) const = 0;

   virtual void setCompressed(char* msg, size_t size, bool compressed) const = 0;

   virtual bool hasMetadata(const char* msg, size_t size) const = 0;

   virtual bool getMessageHeader(char* msg, size_t size,
      char** hdr, size_t& hdrSize) const = 0;

   virtual bool getMessageBody(char* msg, size_t size,
      char** body, size_t& bodySize) const = 0;

   virtual bool getMessageTrailer(char* msg, size_t size,
      char** trlr, size_t& trlrSize) const = 0;

   virtual size_t messageSize(const char* msg, size_t size) const  = 0;

   virtual void setMessageSize(char* msg, size_t size, size_t newSize) const = 0;

   virtual size_t bytesForSize() const = 0;

};

#endif