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/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*-
 * ***** BEGIN LICENSE BLOCK *****
 * Version: MPL 1.1/GPL 2.0/LGPL 2.1
 *
 * The contents of this file are subject to the Mozilla 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/MPL/
 *
 * 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 the Initial Developer are Copyright (C) 1998-2001
 * the Initial Developer. All Rights Reserved.
 *
 * Contributor(s):
 *
 * Alternatively, the contents of this file may be used under the terms of
 * either of the GNU General Public License Version 2 or later (the "GPL"),
 * or the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
 * in which case the provisions of the GPL or the LGPL are applicable instead
 * of those above. If you wish to allow use of your version of this file only
 * under the terms of either the GPL or the LGPL, and not to allow others to
 * use your version of this file under the terms of the MPL, indicate your
 * decision by deleting the provisions above and replace them with the notice
 * and other provisions required by the GPL or the LGPL. If you do not delete
 * the provisions above, a recipient may use your version of this file under
 * the terms of any one of the MPL, the GPL or the LGPL.
 *
 * ***** END LICENSE BLOCK ***** */

#ifndef nsBinaryStream_h___
#define nsBinaryStream_h___

#include "nsCOMPtr.h"
#include "nsAString.h"
#include "nsIObjectInputStream.h"
#include "nsIObjectOutputStream.h"
#include "nsIStreamBufferAccess.h"

#define NS_BINARYOUTPUTSTREAM_CID        \
{ /* 86c37b9a-74e7-4672-844e-6e7dd83ba484 */         \
     0x86c37b9a,                                     \
     0x74e7,                                         \
     0x4672,                                         \
    {0x84, 0x4e, 0x6e, 0x7d, 0xd8, 0x3b, 0xa4, 0x84} \
}

#define NS_BINARYOUTPUTSTREAM_CONTRACTID "@mozilla.org/binaryoutputstream;1"
#define NS_BINARYOUTPUTSTREAM_CLASSNAME "Binary Output Stream"

// Derive from nsIObjectOutputStream so this class can be used as a superclass
// by nsObjectOutputStream.
class nsBinaryOutputStream : public nsIObjectOutputStream
{
public:
    nsBinaryOutputStream() {}
    // virtual dtor since subclasses call our Release()
    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;
};

#define NS_BINARYINPUTSTREAM_CID        \
{ /* c521a612-2aad-46db-b6ab-3b821fb150b1 */         \
     0xc521a612,                                     \
     0x2aad,                                         \
     0x46db,                                         \
    {0xb6, 0xab, 0x3b, 0x82, 0x1f, 0xb1, 0x50, 0xb1} \
}

#define NS_BINARYINPUTSTREAM_CONTRACTID "@mozilla.org/binaryinputstream;1"
#define NS_BINARYINPUTSTREAM_CLASSNAME "Binary Input Stream"

// Derive from nsIObjectInputStream so this class can be used as a superclass
// by nsObjectInputStream.
class nsBinaryInputStream : public nsIObjectInputStream
{
public:
    nsBinaryInputStream() {}
    // virtual dtor since subclasses call our Release()
    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___