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/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
#ifndef _adivertablechannelparent_h_
#define _adivertablechannelparent_h_
#include "nsISupports.h"
class nsIStreamListener;
namespace mozilla {
namespace net {
// To be implemented by a channel's parent actors, e.g. HttpChannelParent
// and FTPChannelParent. Used by ChannelDiverterParent to divert
// nsIStreamListener callbacks from the child process to a new
// listener in the parent process.
class ADivertableParentChannel : public nsISupports
{
public:
// Called by ChannelDiverterParent::DivertTo(nsIStreamListener*).
// The listener should now be used to received nsIStreamListener callbacks,
// i.e. OnStartRequest, OnDataAvailable and OnStopRequest, as if it had been
// passed to AsyncOpen for the channel. A reference to the listener will be
// added and kept until OnStopRequest has completed.
virtual void DivertTo(nsIStreamListener *aListener) = 0;
// Called to suspend parent channel in ChannelDiverterParent constructor.
virtual nsresult SuspendForDiversion() = 0;
// While messages are diverted back from the child to the parent calls to
// suspend/resume the channel must also suspend/resume the message diversion.
// These two functions will be called by nsHttpChannel and nsFtpChannel
// Suspend()/Resume() functions.
virtual nsresult SuspendMessageDiversion() = 0;
virtual nsresult ResumeMessageDiversion() = 0;
};
} // namespace net
} // namespace mozilla
#endif
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