gecko-dev/xpcom/io/nsBinaryStream.h
2001-07-31 19:05:34 +00:00

84 lines
2.4 KiB
C++

/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*-
* The contents of this file are subject to the Netscape Public
* License Version 1.1 (the "License"); you may not use this file
* except in compliance with the License. You may obtain a copy of
* the License at http://www.mozilla.org/NPL/
*
* Software distributed under the License is distributed on an "AS
* IS" basis, WITHOUT WARRANTY OF ANY KIND, either express or
* implied. See the License for the specific language governing
* rights and limitations under the License.
*
* The Original Code is Mozilla Communicator client code, released
* March 31, 1998.
*
* The Initial Developer of the Original Code is Netscape
* Communications Corporation. Portions created by Netscape are
* Copyright (C) 1998-2001 Netscape Communications Corporation. All
* Rights Reserved.
*
*/
#ifndef nsBinaryStream_h___
#define nsBinaryStream_h___
#include "nsCOMPtr.h"
#include "nsIObjectInputStream.h"
#include "nsIObjectOutputStream.h"
#include "nsIStreamBufferAccess.h"
// Derive from nsIObjectOutputStream so this class can be used as a superclass
// by nsObjectOutputStream.
class NS_COM nsBinaryOutputStream : public nsIObjectOutputStream
{
public:
nsBinaryOutputStream(nsIOutputStream *aStream);
virtual ~nsBinaryOutputStream() {};
protected:
// nsISupports methods
NS_DECL_ISUPPORTS
// nsIOutputStream methods
NS_DECL_NSIOUTPUTSTREAM
// nsIBinaryOutputStream methods
NS_DECL_NSIBINARYOUTPUTSTREAM
// nsIObjectOutputStream methods
NS_DECL_NSIOBJECTOUTPUTSTREAM
// Call Write(), ensuring that all proffered data is written
nsresult WriteFully(const char *aBuf, PRUint32 aCount);
nsCOMPtr<nsIOutputStream> mOutputStream;
nsCOMPtr<nsIStreamBufferAccess> mBufferAccess;
};
// Derive from nsIObjectInputStream so this class can be used as a superclass
// by nsObjectInputStream.
class NS_COM nsBinaryInputStream : public nsIObjectInputStream
{
public:
nsBinaryInputStream(nsIInputStream *aStream);
virtual ~nsBinaryInputStream() {};
protected:
// nsISupports methods
NS_DECL_ISUPPORTS
// nsIInputStream methods
NS_DECL_NSIINPUTSTREAM
// nsIBinaryInputStream methods
NS_DECL_NSIBINARYINPUTSTREAM
// nsIObjectInputStream methods
NS_DECL_NSIOBJECTINPUTSTREAM
nsCOMPtr<nsIInputStream> mInputStream;
nsCOMPtr<nsIStreamBufferAccess> mBufferAccess;
};
#endif // nsBinaryStream_h___