OSRTInputStream.h

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/*
 * Copyright (c) 2003-2020 Objective Systems, Inc.
 *
 * This software is furnished under a license and may be used and copied
 * only in accordance with the terms of such license and with the
 * inclusion of the above copyright notice. This software or any other
 * copies thereof may not be provided or otherwise made available to any
 * other person. No title to and ownership of the software is hereby
 * transferred.
 *
 * The information in this software is subject to change without notice
 * and should not be construed as a commitment by Objective Systems, Inc.
 *
 * PROPRIETARY NOTICE
 *
 * This software is an unpublished work subject to a confidentiality agreement
 * and is protected by copyright and trade secret law.  Unauthorized copying,
 * redistribution or other use of this work is prohibited.
 *
 * The above notice of copyright on this source code product does not indicate
 * any actual or intended publication of such source code.
 *
 *****************************************************************************/
#ifndef _OSRTINPUTSTREAM_H_
#define _OSRTINPUTSTREAM_H_

#include "rtxsrc/OSRTInputStreamIF.h"
#include "rtxsrc/OSRTStream.h"

class EXTRTCLASS OSRTInputStream : public OSRTStream, public OSRTInputStreamIF {
 public:
   EXTRTMETHOD OSRTInputStream ();

   EXTRTMETHOD OSRTInputStream
      (OSRTContext* mpContext, OSBOOL attachStream = FALSE);

   virtual EXTRTMETHOD ~OSRTInputStream ();

   virtual EXTRTMETHOD int close ();

   virtual EXTRTMETHOD size_t currentPos ();

   virtual EXTRTMETHOD int flush ();

   virtual OSBOOL isA (StreamID id) const {
      return id == Unknown;
   }

   virtual OSRTCtxtPtr getContext () {
      return OSRTStream::getContext ();
   }

   virtual OSCTXT* getCtxtPtr () {
      return OSRTStream::getCtxtPtr ();
   }

   virtual char* getErrorInfo () {
      return OSRTStream::getErrorInfo ();
   }

   virtual char* getErrorInfo (char* pBuf, size_t& bufSize) {
      return OSRTStream::getErrorInfo (pBuf, bufSize);
   }

   virtual int getPosition (size_t* ppos);

   virtual int getStatus () const {
      return OSRTStream::getStatus ();
   }

   virtual EXTRTMETHOD OSBOOL isOpened ();

   virtual EXTRTMETHOD OSBOOL markSupported ();

   virtual EXTRTMETHOD int mark (size_t readAheadLimit);

   inline void printErrorInfo () { OSRTStream::printErrorInfo (); }

   inline void resetErrorInfo () { OSRTStream::resetErrorInfo (); }

   virtual EXTRTMETHOD long read (OSOCTET* pDestBuf, size_t maxToRead);

   virtual EXTRTMETHOD long readBlocking
      (OSOCTET* pDestBuf, size_t toReadBytes);

   virtual EXTRTMETHOD int reset ();

   virtual int setPosition (size_t pos);

   virtual EXTRTMETHOD int skip (size_t n);

} ;

#endif /* _OSRTINPUTSTREAM_H_ */