gecko-dev/dom/presentation/PresentationSessionInfo.h

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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_PresentationSessionInfo_h
#define mozilla_dom_PresentationSessionInfo_h
#include "base/process.h"
#include "mozilla/dom/nsIContentParent.h"
#include "mozilla/dom/Promise.h"
#include "mozilla/dom/PromiseNativeHandler.h"
#include "mozilla/DebugOnly.h"
#include "mozilla/RefPtr.h"
#include "nsCOMPtr.h"
#include "nsINetworkInfoService.h"
#include "nsIPresentationControlChannel.h"
#include "nsIPresentationDevice.h"
#include "nsIPresentationListener.h"
#include "nsIPresentationService.h"
#include "nsIPresentationSessionTransport.h"
#include "nsIPresentationSessionTransportBuilder.h"
#include "nsIServerSocket.h"
#include "nsITimer.h"
#include "nsString.h"
#include "PresentationCallbacks.h"
namespace mozilla {
namespace dom {
class PresentationSessionInfo : public nsIPresentationSessionTransportCallback
, public nsIPresentationControlChannelListener
, public nsIPresentationSessionTransportBuilderListener
{
public:
NS_DECL_ISUPPORTS
NS_DECL_NSIPRESENTATIONSESSIONTRANSPORTCALLBACK
NS_DECL_NSIPRESENTATIONSESSIONTRANSPORTBUILDERLISTENER
PresentationSessionInfo(const nsAString& aUrl,
const nsAString& aSessionId,
const uint8_t aRole)
: mUrl(aUrl)
, mSessionId(aSessionId)
, mIsResponderReady(false)
, mIsTransportReady(false)
, mState(nsIPresentationSessionListener::STATE_CONNECTING)
, mReason(NS_OK)
{
MOZ_ASSERT(!mUrl.IsEmpty());
MOZ_ASSERT(!mSessionId.IsEmpty());
MOZ_ASSERT(aRole == nsIPresentationService::ROLE_CONTROLLER ||
aRole == nsIPresentationService::ROLE_RECEIVER);
mRole = aRole;
}
virtual nsresult Init(nsIPresentationControlChannel* aControlChannel);
const nsAString& GetUrl() const
{
return mUrl;
}
const nsAString& GetSessionId() const
{
return mSessionId;
}
uint8_t GetRole() const
{
return mRole;
}
nsresult SetListener(nsIPresentationSessionListener* aListener);
void SetDevice(nsIPresentationDevice* aDevice)
{
mDevice = aDevice;
}
already_AddRefed<nsIPresentationDevice> GetDevice() const
{
nsCOMPtr<nsIPresentationDevice> device = mDevice;
return device.forget();
}
void SetControlChannel(nsIPresentationControlChannel* aControlChannel)
{
if (mControlChannel) {
mControlChannel->SetListener(nullptr);
}
mControlChannel = aControlChannel;
if (mControlChannel) {
mControlChannel->SetListener(this);
}
}
nsresult Send(const nsAString& aData);
nsresult SendBinaryMsg(const nsACString& aData);
nsresult SendBlob(nsIDOMBlob* aBlob);
nsresult Close(nsresult aReason,
uint32_t aState);
nsresult OnTerminate(nsIPresentationControlChannel* aControlChannel);
nsresult ReplyError(nsresult aReason);
virtual bool IsAccessible(base::ProcessId aProcessId);
void SetTransportBuilderConstructor(
nsIPresentationTransportBuilderConstructor* aBuilderConstructor)
{
mBuilderConstructor = aBuilderConstructor;
}
protected:
virtual ~PresentationSessionInfo()
{
Shutdown(NS_OK);
}
virtual void Shutdown(nsresult aReason);
nsresult ReplySuccess();
bool IsSessionReady()
{
return mIsResponderReady && mIsTransportReady;
}
virtual nsresult UntrackFromService();
void SetStateWithReason(uint32_t aState, nsresult aReason)
{
if (mState == aState) {
return;
}
mState = aState;
mReason = aReason;
// Notify session state change.
if (mListener) {
DebugOnly<nsresult> rv =
mListener->NotifyStateChange(mSessionId, mState, aReason);
NS_WARNING_ASSERTION(NS_SUCCEEDED(rv), "NotifyStateChanged");
}
}
void ContinueTermination();
void ResetBuilder()
{
mBuilder = nullptr;
}
// Should be nsIPresentationChannelDescription::TYPE_TCP/TYPE_DATACHANNEL
uint8_t mTransportType = 0;
nsPIDOMWindowInner* GetWindow();
nsString mUrl;
nsString mSessionId;
// mRole should be nsIPresentationService::ROLE_CONTROLLER
// or nsIPresentationService::ROLE_RECEIVER.
uint8_t mRole;
bool mIsResponderReady;
bool mIsTransportReady;
bool mIsOnTerminating = false;
uint32_t mState; // CONNECTED, CLOSED, TERMINATED
nsresult mReason;
nsCOMPtr<nsIPresentationSessionListener> mListener;
nsCOMPtr<nsIPresentationDevice> mDevice;
nsCOMPtr<nsIPresentationSessionTransport> mTransport;
nsCOMPtr<nsIPresentationControlChannel> mControlChannel;
nsCOMPtr<nsIPresentationSessionTransportBuilder> mBuilder;
nsCOMPtr<nsIPresentationTransportBuilderConstructor> mBuilderConstructor;
};
// Session info with controlling browsing context (sender side) behaviors.
class PresentationControllingInfo final : public PresentationSessionInfo
, public nsIServerSocketListener
, public nsIListNetworkAddressesListener
{
public:
NS_DECL_ISUPPORTS_INHERITED
NS_DECL_NSIPRESENTATIONCONTROLCHANNELLISTENER
NS_DECL_NSISERVERSOCKETLISTENER
NS_DECL_NSILISTNETWORKADDRESSESLISTENER
NS_DECL_NSIPRESENTATIONSESSIONTRANSPORTCALLBACK
PresentationControllingInfo(const nsAString& aUrl,
const nsAString& aSessionId)
: PresentationSessionInfo(aUrl,
aSessionId,
nsIPresentationService::ROLE_CONTROLLER)
{}
nsresult Init(nsIPresentationControlChannel* aControlChannel) override;
nsresult Reconnect(nsIPresentationServiceCallback* aCallback);
nsresult BuildTransport();
private:
~PresentationControllingInfo()
{
Shutdown(NS_OK);
}
void Shutdown(nsresult aReason) override;
nsresult GetAddress();
nsresult OnGetAddress(const nsACString& aAddress);
nsresult ContinueReconnect();
nsresult NotifyReconnectResult(nsresult aStatus);
nsCOMPtr<nsIServerSocket> mServerSocket;
nsCOMPtr<nsIPresentationServiceCallback> mReconnectCallback;
bool mIsReconnecting = false;
bool mDoReconnectAfterClose = false;
};
// Session info with presenting browsing context (receiver side) behaviors.
class PresentationPresentingInfo final : public PresentationSessionInfo
, public PromiseNativeHandler
, public nsITimerCallback
{
public:
NS_DECL_ISUPPORTS_INHERITED
NS_DECL_NSIPRESENTATIONCONTROLCHANNELLISTENER
NS_DECL_NSITIMERCALLBACK
PresentationPresentingInfo(const nsAString& aUrl,
const nsAString& aSessionId,
nsIPresentationDevice* aDevice)
: PresentationSessionInfo(aUrl,
aSessionId,
nsIPresentationService::ROLE_RECEIVER)
{
MOZ_ASSERT(aDevice);
SetDevice(aDevice);
}
nsresult Init(nsIPresentationControlChannel* aControlChannel) override;
nsresult NotifyResponderReady();
nsresult NotifyResponderFailure();
NS_IMETHODIMP OnSessionTransport(nsIPresentationSessionTransport* transport) override;
void ResolvedCallback(JSContext* aCx, JS::Handle<JS::Value> aValue) override;
void RejectedCallback(JSContext* aCx, JS::Handle<JS::Value> aValue) override;
void SetPromise(Promise* aPromise)
{
mPromise = aPromise;
mPromise->AppendNativeHandler(this);
}
bool IsAccessible(base::ProcessId aProcessId) override;
nsresult DoReconnect();
private:
~PresentationPresentingInfo()
{
Shutdown(NS_OK);
}
void Shutdown(nsresult aReason) override;
nsresult InitTransportAndSendAnswer();
nsresult UntrackFromService() override;
NS_IMETHODIMP
FlushPendingEvents(nsIPresentationDataChannelSessionTransportBuilder* builder);
bool mHasFlushPendingEvents = false;
RefPtr<PresentationResponderLoadingCallback> mLoadingCallback;
nsCOMPtr<nsITimer> mTimer;
nsCOMPtr<nsIPresentationChannelDescription> mRequesterDescription;
nsTArray<nsString> mPendingCandidates;
RefPtr<Promise> mPromise;
// The content parent communicating with the content process which the OOP
// receiver page belongs to.
nsCOMPtr<nsIContentParent> mContentParent;
};
} // namespace dom
} // namespace mozilla
#endif // mozilla_dom_PresentationSessionInfo_h