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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_net_WebSocketEventService_h
#define mozilla_net_WebSocketEventService_h
#include "mozilla/AlreadyAddRefed.h"
#include "mozilla/Atomics.h"
#include "nsIWebSocketEventService.h"
#include "nsCOMPtr.h"
#include "nsClassHashtable.h"
#include "nsHashKeys.h"
#include "nsIObserver.h"
#include "nsISupportsImpl.h"
#include "nsTArray.h"
#include "nsIWeakReferenceUtils.h"
#include "nsTHashMap.h"
class nsIWebSocketImpl;
class nsIEventTarget;
namespace mozilla {
namespace net {
class WebSocketFrame;
class WebSocketEventListenerChild;
class WebSocketEventService final : public nsIWebSocketEventService,
public nsIObserver {
friend class WebSocketBaseRunnable;
public:
NS_DECL_ISUPPORTS
NS_DECL_NSIOBSERVER
NS_DECL_NSIWEBSOCKETEVENTSERVICE
static already_AddRefed<WebSocketEventService> Get();
static already_AddRefed<WebSocketEventService> GetOrCreate();
void WebSocketCreated(uint32_t aWebSocketSerialID, uint64_t aInnerWindowID,
const nsAString& aURI, const nsACString& aProtocols,
nsIEventTarget* aTarget = nullptr);
void WebSocketOpened(uint32_t aWebSocketSerialID, uint64_t aInnerWindowID,
const nsAString& aEffectiveURI,
const nsACString& aProtocols,
const nsACString& aExtensions, uint64_t aHttpChannelId,
nsIEventTarget* aTarget = nullptr);
void WebSocketMessageAvailable(uint32_t aWebSocketSerialID,
uint64_t aInnerWindowID,
const nsACString& aData, uint16_t aMessageType,
nsIEventTarget* aTarget = nullptr);
void WebSocketClosed(uint32_t aWebSocketSerialID, uint64_t aInnerWindowID,
bool aWasClean, uint16_t aCode, const nsAString& aReason,
nsIEventTarget* aTarget = nullptr);
void FrameReceived(uint32_t aWebSocketSerialID, uint64_t aInnerWindowID,
already_AddRefed<WebSocketFrame> aFrame,
nsIEventTarget* aTarget = nullptr);
void FrameSent(uint32_t aWebSocketSerialID, uint64_t aInnerWindowID,
already_AddRefed<WebSocketFrame> aFrame,
nsIEventTarget* aTarget = nullptr);
void AssociateWebSocketImplWithSerialID(nsIWebSocketImpl* aWebSocketImpl,
uint32_t aWebSocketSerialID);
already_AddRefed<WebSocketFrame> CreateFrameIfNeeded(
bool aFinBit, bool aRsvBit1, bool aRsvBit2, bool aRsvBit3,
uint8_t aOpCode, bool aMaskBit, uint32_t aMask,
const nsCString& aPayload);
already_AddRefed<WebSocketFrame> CreateFrameIfNeeded(
bool aFinBit, bool aRsvBit1, bool aRsvBit2, bool aRsvBit3,
uint8_t aOpCode, bool aMaskBit, uint32_t aMask, uint8_t* aPayload,
uint32_t aPayloadLength);
already_AddRefed<WebSocketFrame> CreateFrameIfNeeded(
bool aFinBit, bool aRsvBit1, bool aRsvBit2, bool aRsvBit3,
uint8_t aOpCode, bool aMaskBit, uint32_t aMask, uint8_t* aPayloadInHdr,
uint32_t aPayloadInHdrLength, uint8_t* aPayload, uint32_t aPayloadLength);
private:
WebSocketEventService();
~WebSocketEventService();
bool HasListeners() const;
void Shutdown();
using WindowListeners = nsTArray<nsCOMPtr<nsIWebSocketEventListener>>;
nsTHashMap<nsUint32HashKey, nsWeakPtr> mWebSocketImplMap;
struct WindowListener {
WindowListeners mListeners;
RefPtr<WebSocketEventListenerChild> mActor;
};
void GetListeners(uint64_t aInnerWindowID, WindowListeners& aListeners) const;
void ShutdownActorListener(WindowListener* aListener);
// Used only on the main-thread.
nsClassHashtable<nsUint64HashKey, WindowListener> mWindows;
Atomic<uint64_t> mCountListeners;
};
} // namespace net
} // namespace mozilla
/**
* Casting WebSocketEventService to nsISupports is ambiguous.
* This method handles that.
*/
inline nsISupports* ToSupports(mozilla::net::WebSocketEventService* p) {
return NS_ISUPPORTS_CAST(nsIWebSocketEventService*, p);
}
#endif // mozilla_net_WebSocketEventService_h
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