gecko-dev/netwerk/protocol/websocket/WebSocketEventService.h

132 строки
4.4 KiB
C++

/* -*- 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 "nsAutoPtr.h"
#include "nsCOMPtr.h"
#include "nsClassHashtable.h"
#include "nsHashKeys.h"
#include "nsIObserver.h"
#include "nsISupportsImpl.h"
#include "nsTArray.h"
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,
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);
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();
typedef nsTArray<nsCOMPtr<nsIWebSocketEventListener>> WindowListeners;
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;
};
} // net namespace
} // mozilla namespace
/**
* 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