gecko-dev/xpcom/io/nsBinaryStream.h

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C
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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___