michael@0: /* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
michael@0: /* vim: set sw=2 ts=8 et tw=80 : */
michael@0: 
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: #ifndef mozilla_net_HttpChannelCallbackWrapper_h
michael@0: #define mozilla_net_HttpChannelCallbackWrapper_h
michael@0: 
michael@0: #include "nsIInterfaceRequestor.h"
michael@0: #include "nsIChannelEventSink.h"
michael@0: #include "nsIRedirectResultListener.h"
michael@0: 
michael@0: class nsIParentChannel;
michael@0: 
michael@0: namespace mozilla {
michael@0: namespace net {
michael@0: 
michael@0: class HttpChannelParent;
michael@0: 
michael@0: class HttpChannelParentListener : public nsIInterfaceRequestor
michael@0:                                  , public nsIChannelEventSink
michael@0:                                  , public nsIRedirectResultListener
michael@0:                                  , public nsIStreamListener
michael@0: {
michael@0: public:
michael@0:   NS_DECL_ISUPPORTS
michael@0:   NS_DECL_NSIINTERFACEREQUESTOR
michael@0:   NS_DECL_NSICHANNELEVENTSINK
michael@0:   NS_DECL_NSIREDIRECTRESULTLISTENER
michael@0:   NS_DECL_NSIREQUESTOBSERVER
michael@0:   NS_DECL_NSISTREAMLISTENER
michael@0: 
michael@0:   HttpChannelParentListener(HttpChannelParent* aInitialChannel);
michael@0:   virtual ~HttpChannelParentListener();
michael@0: 
michael@0:   // For channel diversion from child to parent.
michael@0:   nsresult DivertTo(nsIStreamListener *aListener);
michael@0:   nsresult SuspendForDiversion();
michael@0: 
michael@0: private:
michael@0:   // Private partner function to SuspendForDiversion.
michael@0:   nsresult ResumeForDiversion();
michael@0: 
michael@0:   // Can be the original HttpChannelParent that created this object (normal
michael@0:   // case), a different {HTTP|FTP}ChannelParent that we've been redirected to,
michael@0:   // or some other listener that we have been diverted to via
michael@0:   // nsIDivertableChannel.
michael@0:   nsCOMPtr<nsIStreamListener> mNextListener;
michael@0:   uint32_t mRedirectChannelId;
michael@0:   // When set, no OnStart/OnData/OnStop calls should be received.
michael@0:   bool mSuspendedForDiversion;
michael@0: };
michael@0: 
michael@0: } // namespace net
michael@0: } // namespace mozilla
michael@0: 
michael@0: #endif // mozilla_net_HttpChannelParent_h