SocketLayer.h

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#ifndef __SOCKET_LAYER_H
#define __SOCKET_LAYER_H

#include "RakMemoryOverride.h"
#include "SocketIncludes.h"
#include "RakNetTypes.h"
#include "RakNetSmartPtr.h"
#include "RakNetSocket.h"
#include "Export.h"
#include "MTUSize.h"
#include "RakString.h"

//#include "ClientContextStruct.h"

namespace RakNet
{
class RakPeer;

class RAK_DLL_EXPORT SocketLayerOverride
{
public:
    SocketLayerOverride() {}
    virtual ~SocketLayerOverride() {}

    virtual int RakNetSendTo( SOCKET s, const char *data, int length, const SystemAddress &systemAddress )=0;

    // Return -1 to use RakNet's normal recvfrom, 0 to abort RakNet's normal recvfrom, and positive to return data
    virtual int RakNetRecvFrom( const SOCKET sIn, RakPeer *rakPeerIn, char dataOut[ MAXIMUM_MTU_SIZE ], SystemAddress *senderOut, bool calledFromMainThread )=0;
};


// A platform independent implementation of Berkeley sockets, with settings used by RakNet
class RAK_DLL_EXPORT SocketLayer
{

public:
    
    SocketLayer();
    
    // Destructor   
    ~SocketLayer();
    
    static SOCKET CreateBoundSocket( unsigned short port, bool blockingSocket, const char *forceHostAddress, unsigned int sleepOn10048, unsigned int extraSocketOptions, unsigned short socketFamily );
    static SOCKET CreateBoundSocket_Old( unsigned short port, bool blockingSocket, const char *forceHostAddress, unsigned int sleepOn10048, unsigned int extraSocketOptions );
    static SOCKET CreateBoundSocket_PS3Lobby( unsigned short port, bool blockingSocket, const char *forceHostAddress, unsigned short socketFamily );
    static SOCKET CreateBoundSocket_PSP2( unsigned short port, bool blockingSocket, const char *forceHostAddress, unsigned short socketFamily );

    static bool IsPortInUse_Old(unsigned short port, const char *hostAddress);
    static bool IsPortInUse(unsigned short port, const char *hostAddress, unsigned short socketFamily );
    static bool IsSocketFamilySupported(const char *hostAddress, unsigned short socketFamily);

    static const char* DomainNameToIP_Old( const char *domainName );
    static const char* DomainNameToIP( const char *domainName );
    
    static void Write( const SOCKET writeSocket, const char* data, const int length );
    
    static void RecvFromBlocking_Old( const SOCKET s, RakPeer *rakPeer, unsigned short remotePortRakNetWasStartedOn_PS3, unsigned int extraSocketOptions, char *dataOut, int *bytesReadOut, SystemAddress *systemAddressOut, RakNet::TimeUS *timeRead );
    static void RecvFromBlocking( const SOCKET s, RakPeer *rakPeer, unsigned short remotePortRakNetWasStartedOn_PS3, unsigned int extraSocketOptions, char *dataOut, int *bytesReadOut, SystemAddress *systemAddressOut, RakNet::TimeUS *timeRead );

    static RakNet::RakString GetSubNetForSocketAndIp(SOCKET inSock, RakNet::RakString inIpString);


    static void SetNonBlocking( SOCKET listenSocket);


    static void GetMyIP( SystemAddress addresses[MAXIMUM_NUMBER_OF_INTERNAL_IDS] );

    
//  static int SendTo( SOCKET s, const char *data, int length, const char ip[ 16 ], unsigned short port, unsigned short remotePortRakNetWasStartedOn_PS3, unsigned int extraSocketOptions, const char *file, const long line );

    static int SendToTTL( SOCKET s, const char *data, int length, SystemAddress &systemAddress, int ttl );

    static int SendTo( SOCKET s, const char *data, int length, SystemAddress &systemAddress, unsigned short remotePortRakNetWasStartedOn_PS3, unsigned int extraSocketOptions, const char *file, const long line );

    static unsigned short GetLocalPort(SOCKET s);
    static void GetSystemAddress_Old ( SOCKET s, SystemAddress *systemAddressOut );
    static void GetSystemAddress ( SOCKET s, SystemAddress *systemAddressOut );

    static void SetSocketLayerOverride(SocketLayerOverride *_slo);
    static SocketLayerOverride* GetSocketLayerOverride(void) {return slo;}

    static int SendTo_PS3Lobby( SOCKET s, const char *data, int length, const SystemAddress &systemAddress, unsigned short remotePortRakNetWasStartedOn_PS3 );
    static int SendTo_PSP2( SOCKET s, const char *data, int length, const SystemAddress &systemAddress, unsigned short remotePortRakNetWasStartedOn_PS3 );
    static int SendTo_360( SOCKET s, const char *data, int length, const char *voiceData, int voiceLength, const SystemAddress &systemAddress, unsigned int extraSocketOptions );
    static int SendTo_PC( SOCKET s, const char *data, int length, const SystemAddress &systemAddress, const char *file, const long line );

    static void SetDoNotFragment( SOCKET listenSocket, int opt, int IPPROTO );


    // AF_INET (default). For IPV6, use AF_INET6. To autoselect, use AF_UNSPEC.
    static bool GetFirstBindableIP(char firstBindable[128], int ipProto);

private:

    static void SetSocketOptions( SOCKET listenSocket);
    static SocketLayerOverride *slo;
};

} // namespace RakNet

#endif