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111 lines
3.1 KiB
C++
111 lines
3.1 KiB
C++
// Copyright 1998-2017 Epic Games, Inc. All Rights Reserved.
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/*=============================================================================
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NetworkFileServerHttp.h: Declares the NetworkFileServerHttp class.
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This allows NFS to use a http server for serving Unreal Files.
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=============================================================================*/
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#pragma once
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#include "CoreMinimal.h"
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#include "HAL/ThreadSafeCounter.h"
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#include "Misc/Guid.h"
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#include "HAL/Runnable.h"
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#include "Interfaces/INetworkFileServer.h"
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#include "Interfaces/INetworkFileSystemModule.h"
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class FInternetAddr;
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class FNetworkFileServerClientConnectionHTTP;
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class ITargetPlatform;
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#if ENABLE_HTTP_FOR_NFS
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#if PLATFORM_WINDOWS
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#include "WindowsHWrapper.h"
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#include "AllowWindowsPlatformTypes.h"
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#endif
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/*
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ObjectBase.h (somehow included here) defines a namespace called UI,
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openssl headers, included by libwebsockets define a typedef with the same names
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The define will move the openssl define out of the way.
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*/
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#define UI UI_ST
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#include "libwebsockets.h"
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#undef UI
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#if PLATFORM_WINDOWS
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#include "HideWindowsPlatformTypes.h"
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#endif
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class FNetworkFileServerHttp
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: public INetworkFileServer // It is a NetworkFileServer
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, private FRunnable // Also spins up a thread but others don't need to know.
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{
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public:
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FNetworkFileServerHttp(int32 InPort, const FFileRequestDelegate* InFileRequestDelegate,
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const FRecompileShadersDelegate* InRecompileShadersDelegate, const TArray<ITargetPlatform*>& InActiveTargetPlatforms );
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// INetworkFileServer Interface.
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virtual bool IsItReadyToAcceptConnections(void) const;
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virtual FString GetSupportedProtocol() const override;
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virtual bool GetAddressList(TArray<TSharedPtr<FInternetAddr> >& OutAddresses) const override;
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virtual int32 NumConnections() const;
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virtual void Shutdown();
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virtual ~FNetworkFileServerHttp();
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// static functions. callbacks for libwebsocket.
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static int CallBack_HTTP(struct lws *wsi,
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enum lws_callback_reasons reason, void *user,
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void *in, size_t len);
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private:
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//FRunnable Interface.
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virtual bool Init();
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virtual uint32 Run();
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virtual void Stop();
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virtual void Exit();
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static void Process (FArchive&, TArray<uint8>&, FNetworkFileServerHttp* );
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// factory method for creating a new Client Connection.
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class FNetworkFileServerClientConnectionHTTP* CreateNewConnection();
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// Holds a delegate to be invoked on every sync request.
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FFileRequestDelegate FileRequestDelegate;
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// Holds a delegate to be invoked when a client requests a shader recompile.
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FRecompileShadersDelegate RecompileShadersDelegate;
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// cached copy of the active target platforms (if any)
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const TArray<ITargetPlatform*> ActiveTargetPlatforms;
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// libwebsocket context. All access to the library happens via this context.
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struct lws_context *Context;
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// Service Http connections on this thread.
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FRunnableThread* WorkerThread;
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// port on which this http server runs.
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int32 Port;
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// used to send simple message.
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FThreadSafeCounter StopRequested;
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// Has successfully Initialized;
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FThreadSafeCounter Ready;
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// Clients being served.
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TMap< FGuid, FNetworkFileServerClientConnectionHTTP* > RequestHandlers;
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};
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#endif
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