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92 lines
3.5 KiB
C++
92 lines
3.5 KiB
C++
/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*-
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* vim: ft=cpp tw=78 sw=4 et ts=4 sts=4 cin
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* ***** BEGIN LICENSE BLOCK *****
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* Version: MPL 1.1/GPL 2.0/LGPL 2.1
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*
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* The contents of this file are subject to the Mozilla Public License Version
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* 1.1 (the "License"); you may not use this file except in compliance with
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* the License. You may obtain a copy of the License at
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* http://www.mozilla.org/MPL/
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*
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* Software distributed under the License is distributed on an "AS IS" basis,
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* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
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* for the specific language governing rights and limitations under the
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* License.
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*
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* The Original Code is mozilla.org code.
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*
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* The Initial Developer of the Original Code is
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* Mozilla Corporation.
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* Portions created by the Initial Developer are Copyright (C) 2007
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* the Initial Developer. All Rights Reserved.
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*
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* Contributor(s):
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* Dave Camp <dcamp@mozilla.com>
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*
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* Alternatively, the contents of this file may be used under the terms of
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* either the GNU General Public License Version 2 or later (the "GPL"), or
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* the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
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* in which case the provisions of the GPL or the LGPL are applicable instead
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* of those above. If you wish to allow use of your version of this file only
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* under the terms of either the GPL or the LGPL, and not to allow others to
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* use your version of this file under the terms of the MPL, indicate your
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* decision by deleting the provisions above and replace them with the notice
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* and other provisions required by the GPL or the LGPL. If you do not delete
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* the provisions above, a recipient may use your version of this file under
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* the terms of any one of the MPL, the GPL or the LGPL.
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*
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* ***** END LICENSE BLOCK ***** */
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#include "nsISupports.idl"
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interface nsIChannel;
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/**
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* An nsIChannelClassifier object checks a channel's URI against the
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* URI classifier service, and cancels the channel before OnStartRequest
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* if it is found on a blacklist.
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*/
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[scriptable, uuid(1481c5b5-9f6e-4995-8fe3-2aad5c06440d)]
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interface nsIChannelClassifier : nsISupports
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{
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/**
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* Checks a channel against the URI classifier service (if it exists).
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*
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* The channel will be suspended while the classifier is checked. The
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* channel may be cancelled with an error code determined by the classifier
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* before it is resumed.
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*
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* If there is no URI classifier service, NS_ERROR_FACTORY_NOT_REGISTERED
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* will be returned.
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*
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* This method must be called immediately after AsyncOpen() has been called
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* on the channel.
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*
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* @param aChannel
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* The channel to suspend.
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* @param aInstallListener
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* If true, the classifier will install notification
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* callbacks to listen for redirects. The classifier will
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* pass all notifications on to the channel's existing
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* notification callbacks.
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*/
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void start(in nsIChannel aChannel, in boolean aInstallListener);
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/**
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* Notify the classifier that the channel was redirected. The new channel
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* will be suspended pending a new classifier lookup.
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*
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* @param aOldChannel
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* The channel that's being redirected.
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* @param aNewChannel
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* The new channel. This channel is not opened yet.
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*/
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void onRedirect(in nsIChannel aOldChannel, in nsIChannel aNewChannel);
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/**
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* Cancel an existing query. If a channel has been suspended, it will
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* be resumed.
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*/
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void cancel();
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};
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