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/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* vim: set ts=8 sts=2 et sw=2 tw=80: */
/* 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 mozilla_dom_PresentationSessionTransport_h
#define mozilla_dom_PresentationSessionTransport_h
#include "mozilla/RefPtr.h"
#include "nsCOMPtr.h"
#include "nsCycleCollectionParticipant.h"
#include "nsIAsyncInputStream.h"
#include "nsIPresentationSessionTransport.h"
#include "nsIPresentationSessionTransportBuilder.h"
#include "nsIStreamListener.h"
#include "nsISupportsImpl.h"
#include "nsITransport.h"
class nsISocketTransport;
class nsIInputStreamPump;
class nsIScriptableInputStream;
class nsIMultiplexInputStream;
class nsIAsyncStreamCopier;
class nsIInputStream;
namespace mozilla {
namespace dom {
/*
* App-to-App transport channel for the presentation session. It's usually
* initialized with an |InitWithSocketTransport| call if at the presenting
* sender side; whereas it's initialized with an |InitWithChannelDescription| if
* at the presenting receiver side. The lifetime is managed in either
* |PresentationControllingInfo| (sender side) or |PresentationPresentingInfo|
* (receiver side) in PresentationSessionInfo.cpp.
*/
class PresentationTCPSessionTransport final
: public nsIPresentationSessionTransport,
public nsIPresentationTCPSessionTransportBuilder,
public nsITransportEventSink,
public nsIInputStreamCallback,
public nsIStreamListener {
public:
NS_DECL_CYCLE_COLLECTING_ISUPPORTS
NS_DECL_CYCLE_COLLECTION_CLASS_AMBIGUOUS(PresentationTCPSessionTransport,
nsIPresentationSessionTransport)
NS_DECL_NSIPRESENTATIONSESSIONTRANSPORT
NS_DECL_NSIPRESENTATIONSESSIONTRANSPORTBUILDER
NS_DECL_NSIPRESENTATIONTCPSESSIONTRANSPORTBUILDER
NS_DECL_NSITRANSPORTEVENTSINK
NS_DECL_NSIINPUTSTREAMCALLBACK
NS_DECL_NSIREQUESTOBSERVER
NS_DECL_NSISTREAMLISTENER
PresentationTCPSessionTransport();
void NotifyCopyComplete(nsresult aStatus);
private:
~PresentationTCPSessionTransport();
nsresult CreateStream();
nsresult CreateInputStreamPump();
nsresult EnsureCopying();
enum class ReadyState { CONNECTING, OPEN, CLOSING, CLOSED };
void SetReadyState(ReadyState aReadyState);
bool IsReadyToNotifyData() {
return mDataNotificationEnabled && mReadyState == ReadyState::OPEN;
}
ReadyState mReadyState;
bool mAsyncCopierActive;
nsresult mCloseStatus;
bool mDataNotificationEnabled;
uint8_t mRole = 0;
// Raw socket streams
nsCOMPtr<nsISocketTransport> mTransport;
nsCOMPtr<nsIInputStream> mSocketInputStream;
nsCOMPtr<nsIOutputStream> mSocketOutputStream;
// Input stream machinery
nsCOMPtr<nsIInputStreamPump> mInputStreamPump;
nsCOMPtr<nsIScriptableInputStream> mInputStreamScriptable;
nsCOMPtr<nsIPresentationSessionTransportCallback> mCallback;
nsCOMPtr<nsIPresentationSessionTransportBuilderListener> mListener;
// The data to be sent.
nsTArray<nsCOMPtr<nsIInputStream>> mPendingData;
};
} // namespace dom
} // namespace mozilla
#endif // mozilla_dom_PresentationSessionTransport_h
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