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- /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
- /* ***** 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.org code.
- *
- * The Initial Developer of the Original Code is
- * Netscape Communications Corporation.
- * Portions created by the Initial Developer are Copyright (C) 1998
- * the Initial Developer. All Rights Reserved.
- *
- * Contributor(s):
- *
- * Alternatively, the contents of this file may be used under the terms of
- * either 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 ***** */
-
- #include "nsISupports.idl"
- #include "nsIChannel.idl"
-
- interface nsIRequest;
- interface nsIURI;
- interface nsILoadGroup;
- interface nsIStreamLoader;
- interface nsIInterfaceRequestor;
-
- [scriptable, uuid(359F7990-D4E9-11d3-A1A5-0050041CAF44)]
- interface nsIStreamLoaderObserver : nsISupports
- {
- void onStreamComplete(in nsIStreamLoader loader,
- in nsISupports ctxt,
- in nsresult status,
- in unsigned long resultLength,
- [const,array,size_is(resultLength)] in octet result);
- };
-
- /**
- * Asynchronously loads a channel into a memory buffer.
- *
- * XXX define behaviour for sizes >4 GB
- */
- [scriptable, uuid(31d37360-8e5a-11d3-93ad-00104ba0fd40)]
- interface nsIStreamLoader : nsISupports
- {
- /**
- * Initialize this stream loader, and start loading the data.
- *
- * @param aChannel
- * A Channel to load data from. This must not be asyncOpen'd yet!
- * @param aObserver
- * An observer that will be notified when the data is complete.
- * @param aContext
- * May be null. Will be passed to the observer.
- *
- * @note Failure to open the channel will be indicated by an async callback
- * to the observer.
- */
- void init(in nsIChannel aChannel,
- in nsIStreamLoaderObserver aObserver,
- in nsISupports aContext);
-
- /**
- * Gets the number of bytes read so far.
- */
- readonly attribute unsigned long numBytesRead;
-
- /**
- * Gets the request that loaded this file.
- * null after the request has finished loading.
- */
- readonly attribute nsIRequest request;
- };
-