michael@0: /* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
michael@0: /* This Source Code Form is subject to the terms of the Mozilla Public
michael@0:  * License, v. 2.0. If a copy of the MPL was not distributed with this
michael@0:  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
michael@0: 
michael@0: #include "nsISupports.idl"
michael@0: 
michael@0: interface nsIInputStream;
michael@0: interface nsIOutputStream;
michael@0: 
michael@0: /**
michael@0:  * nsIIOUtil provdes various xpcom/io-related utility methods.
michael@0:  */
michael@0: [scriptable, uuid(e8152f7f-4209-4c63-ad23-c3d2aa0c5a49)]
michael@0: interface nsIIOUtil : nsISupports
michael@0: {
michael@0:   /**
michael@0:    * Test whether an input stream is buffered.  See nsStreamUtils.h
michael@0:    * documentation for NS_InputStreamIsBuffered for the definition of
michael@0:    * "buffered" used here and for edge-case behavior.
michael@0:    *
michael@0:    * @throws NS_ERROR_INVALID_POINTER if null is passed in.
michael@0:    */
michael@0:   boolean inputStreamIsBuffered(in nsIInputStream aStream);
michael@0: 
michael@0:   /**
michael@0:    * Test whether an output stream is buffered.  See nsStreamUtils.h
michael@0:    * documentation for NS_OutputStreamIsBuffered for the definition of
michael@0:    * "buffered" used here and for edge-case behavior.
michael@0:    *
michael@0:    * @throws NS_ERROR_INVALID_POINTER if null is passed in.
michael@0:    */
michael@0:   boolean outputStreamIsBuffered(in nsIOutputStream aStream);
michael@0: };