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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_UDPSocket_h__
#define mozilla_dom_UDPSocket_h__
#include "mozilla/DOMEventTargetHelper.h"
#include "mozilla/dom/Promise.h"
#include "mozilla/dom/SocketCommonBinding.h"
#include "nsIUDPSocket.h"
#include "nsIUDPSocketChild.h"
#include "nsTArray.h"
struct JSContext;
//
// set MOZ_LOG=UDPSocket:5
//
namespace mozilla {
class ErrorResult;
class LazyLogModule;
namespace net {
extern LazyLogModule gUDPSocketLog;
#define UDPSOCKET_LOG(args) \
MOZ_LOG(::mozilla::net::gUDPSocketLog, LogLevel::Debug, args)
#define UDPSOCKET_LOG_ENABLED() \
MOZ_LOG_TEST(::mozilla::net::gUDPSocketLog, LogLevel::Debug)
} // namespace net
namespace dom {
struct UDPOptions;
class StringOrBlobOrArrayBufferOrArrayBufferView;
class UDPSocketChild;
class UDPSocket final : public DOMEventTargetHelper,
public nsIUDPSocketListener,
public nsIUDPSocketInternal {
public:
NS_DECL_ISUPPORTS_INHERITED
NS_DECL_CYCLE_COLLECTION_CLASS_INHERITED(UDPSocket, DOMEventTargetHelper)
NS_DECL_NSIUDPSOCKETLISTENER
NS_DECL_NSIUDPSOCKETINTERNAL
public:
nsIGlobalObject* GetParentObject() const { return GetOwnerGlobal(); }
virtual JSObject* WrapObject(JSContext* aCx,
JS::Handle<JSObject*> aGivenProto) override;
virtual void DisconnectFromOwner() override;
static already_AddRefed<UDPSocket> Constructor(const GlobalObject& aGlobal,
const UDPOptions& aOptions,
ErrorResult& aRv);
void GetLocalAddress(nsString& aRetVal) const { aRetVal = mLocalAddress; }
Nullable<uint16_t> GetLocalPort() const { return mLocalPort; }
void GetRemoteAddress(nsString& aRetVal) const {
if (mRemoteAddress.IsVoid()) {
SetDOMStringToNull(aRetVal);
return;
}
CopyUTF8toUTF16(mRemoteAddress, aRetVal);
}
Nullable<uint16_t> GetRemotePort() const { return mRemotePort; }
bool AddressReuse() const { return mAddressReuse; }
bool Loopback() const { return mLoopback; }
SocketReadyState ReadyState() const { return mReadyState; }
Promise* Opened() const { return mOpened; }
Promise* Closed() const { return mClosed; }
IMPL_EVENT_HANDLER(message)
already_AddRefed<Promise> Close();
void JoinMulticastGroup(const nsAString& aMulticastGroupAddress,
ErrorResult& aRv);
void LeaveMulticastGroup(const nsAString& aMulticastGroupAddress,
ErrorResult& aRv);
bool Send(const StringOrBlobOrArrayBufferOrArrayBufferView& aData,
const Optional<nsAString>& aRemoteAddress,
const Optional<Nullable<uint16_t>>& aRemotePort, ErrorResult& aRv);
private:
class ListenerProxy : public nsIUDPSocketListener,
public nsIUDPSocketInternal {
public:
NS_DECL_ISUPPORTS
NS_FORWARD_SAFE_NSIUDPSOCKETLISTENER(mSocket)
NS_FORWARD_SAFE_NSIUDPSOCKETINTERNAL(mSocket)
explicit ListenerProxy(UDPSocket* aSocket) : mSocket(aSocket) {}
void Disconnect() { mSocket = nullptr; }
private:
virtual ~ListenerProxy() = default;
UDPSocket* mSocket;
};
UDPSocket(nsPIDOMWindowInner* aOwner, const nsCString& aRemoteAddress,
const Nullable<uint16_t>& aRemotePort);
virtual ~UDPSocket();
nsresult Init(const nsString& aLocalAddress,
const Nullable<uint16_t>& aLocalPort, const bool& aAddressReuse,
const bool& aLoopback);
nsresult InitLocal(const nsAString& aLocalAddress,
const uint16_t& aLocalPort);
nsresult InitRemote(const nsAString& aLocalAddress,
const uint16_t& aLocalPort);
void HandleReceivedData(const nsACString& aRemoteAddress,
const uint16_t& aRemotePort,
const nsTArray<uint8_t>& aData);
nsresult DispatchReceivedData(const nsACString& aRemoteAddress,
const uint16_t& aRemotePort,
const nsTArray<uint8_t>& aData);
void CloseWithReason(nsresult aReason);
nsresult DoPendingMcastCommand();
nsString mLocalAddress;
Nullable<uint16_t> mLocalPort;
nsCString mRemoteAddress;
Nullable<uint16_t> mRemotePort;
bool mAddressReuse;
bool mLoopback;
SocketReadyState mReadyState;
RefPtr<Promise> mOpened;
RefPtr<Promise> mClosed;
nsCOMPtr<nsIUDPSocket> mSocket;
RefPtr<UDPSocketChild> mSocketChild;
RefPtr<ListenerProxy> mListenerProxy;
struct MulticastCommand {
enum CommandType { Join, Leave };
MulticastCommand(CommandType aCommand, const nsAString& aAddress)
: mCommand(aCommand), mAddress(aAddress) {}
CommandType mCommand;
nsString mAddress;
};
nsTArray<MulticastCommand> mPendingMcastCommands;
};
} // namespace dom
} // namespace mozilla
#endif // mozilla_dom_UDPSocket_h__
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