Files
UnrealEngine/Engine/Source/Runtime/Sockets/Private/Android/SocketSubsystemAndroid.h
2025-05-18 13:04:45 +08:00

91 lines
2.2 KiB
C++

// Copyright Epic Games, Inc. All Rights Reserved.
#pragma once
#include "SocketSubsystem.h"
#include "BSDSockets/SocketSubsystemBSD.h"
#include "SocketSubsystemPackage.h"
/**
* Android specific socket subsystem implementation
*/
class FSocketSubsystemAndroid : public FSocketSubsystemBSD
{
protected:
/** Single instantiation of this subsystem */
static FSocketSubsystemAndroid* SocketSingleton;
/** Whether Init() has been called before or not */
bool bTriedToInit;
/**
* Create a FSocketBSD sub class capable of acquiring WifiManager.MulticastLock if needed.
*/
virtual class FSocketBSD* InternalBSDSocketFactory( SOCKET Socket, ESocketType SocketType, const FString& SocketDescription, const FName& SocketProtocol) override;
// @todo android: (inherited from iOS) This is kind of hacky, since there's no UBT that should set PACKAGE_SCOPE
// PACKAGE_SCOPE:
public:
/**
* Singleton interface for this subsystem
* @return the only instance of this subsystem
*/
static FSocketSubsystemAndroid* Create();
/**
* Performs Android specific socket clean up
*/
static void Destroy();
public:
FSocketSubsystemAndroid()
: bTriedToInit(false)
{
}
virtual ~FSocketSubsystemAndroid()
{
}
/**
* Does Android platform initialization of the sockets library
*
* @param Error a string that is filled with error information
*
* @return TRUE if initialized ok, FALSE otherwise
*/
virtual bool Init(FString& Error) override;
/**
* Performs platform specific socket clean up
*/
virtual void Shutdown() override;
/**
* @return Whether the device has a properly configured network device or not
*/
virtual bool HasNetworkDevice() override;
/**
* Get the name of the socket subsystem
* @return a string naming this subsystem
*/
virtual const TCHAR* GetSocketAPIName() const override;
/**
* Translates an ESocketAddressInfoFlags into a value usable by getaddrinfo
*/
virtual int32 GetAddressInfoHintFlag(EAddressInfoFlags InFlags) const override;
virtual bool GetLocalAdapterAddresses(TArray<TSharedPtr<FInternetAddr>>& OutAddresses) override;
virtual FName GetDefaultSocketProtocolFamily() const override
{
return FNetworkProtocolTypes::IPv4;
}
};