gecko/docshell/base/nsIChannelClassifier.idl

84 lines
3.1 KiB
C++

/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*-
* vim: ft=cpp tw=78 sw=4 et ts=4 sts=4 cin
* ***** 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
* Mozilla Corporation.
* Portions created by the Initial Developer are Copyright (C) 2007
* the Initial Developer. All Rights Reserved.
*
* Contributor(s):
* Dave Camp <dcamp@mozilla.com>
*
* 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"
interface nsIChannel;
/**
* An nsIChannelClassifier object checks a channel's URI against the
* URI classifier service, and cancels the channel before OnStartRequest
* if it is found on a blacklist.
*/
[scriptable, uuid(d17f8f74-d403-4dea-b124-3ace5dbe44dc)]
interface nsIChannelClassifier : nsISupports
{
/**
* Checks a channel against the URI classifier service (if it exists).
*
* The channel will be suspended while the classifier is checked. The
* channel may be cancelled with an error code determined by the classifier
* before it is resumed.
*
* If there is no URI classifier service, NS_ERROR_FACTORY_NOT_REGISTERED
* will be returned.
*
* @param aChannel
* The channel to suspend.
*/
void start(in nsIChannel aChannel);
/**
* Notify the classifier that the channel was redirected. The new channel
* will be suspended pending a new classifier lookup.
*
* @param aOldChannel
* The channel that's being redirected.
* @param aNewChannel
* The new channel. This channel is not opened yet.
*/
void onRedirect(in nsIChannel aOldChannel, in nsIChannel aNewChannel);
/**
* Cancel an existing query. If a channel has been suspended, it will
* be resumed.
*/
void cancel();
};