//
// ALG_Private.idl : IDL source to be use by ALG.exe an IPNatHlp.dll and will be link with the proxyStub HNETCNG.dll
//
// JPDup@Microsoft.com
//
// This file will be processed by the MIDL tool to
//

import "oaidl.idl";
import "ocidl.idl";



//
//
// Must be implemented by the IPNatHlp (ALG part)
// The Only consumer of these interface is the ALG.exe
//
    [
        object,
        uuid(FDD384CC-78C6-4E6D-8694-1DACBEE57F96),
    
        helpstring("INat Interface"),
        pointer_default(unique)
    ]

    interface INat : IUnknown
    {
        [helpstring("method CreateRedirect")] 
        HRESULT CreateRedirect(
            [in]    ULONG       Flags, 
            [in]    UCHAR       Protocol, 
            [in]    ULONG       DestinationAddress, 
            [in]    USHORT      DestinationPort, 
            [in]    ULONG       SourceAddress,
            [in]    USHORT      SourcePort,
            [in]    ULONG       NewDestinationAddress,
            [in]    USHORT      NewDestinationPort,
            [in]    ULONG       NewSourceAddress,
            [in]    USHORT      NewSourcePort,
            [in]    ULONG       RestrictAdapterIndex, 
            [in]    DWORD_PTR   dwAlgProcessId,
            [in]    HANDLE_PTR  hCreateEvent, 
            [in]    HANDLE_PTR  hDeleteEvent
            );

        [helpstring("method CancelRedirect")] 
        HRESULT CancelRedirect(
            [in]    UCHAR       Protocol, 
            [in]    ULONG       DestinationAddress, 
            [in]    USHORT      DestinationPort, 
            [in]    ULONG       SourceAddress,  
            [in]    USHORT      SourcePort,  
            [in]    ULONG       NewDestinationAddress,   
            [in]    USHORT      NewDestinationPort,   
            [in]    ULONG       NewSourceAddress,   
            [in]    USHORT      NewSourcePort
            );

        [helpstring("method CreateDynamicRedirect")] 
        HRESULT CreateDynamicRedirect(
            [in]    ULONG       Flags, 
            [in]    ULONG       AdapterIndex,
            [in]    UCHAR       Protocol, 
            [in]    ULONG       DestinationAddress, 
            [in]    USHORT      DestinationPort, 
            [in]    ULONG       SourceAddress, 
            [in]    USHORT      SourcePort, 
            [in]    ULONG       NewDestinationAddress, 
            [in]    USHORT      NewDestinationPort, 
            [in]    ULONG       NewSourceAddress,
            [in]    USHORT      NewSourcePort,
            [out]   HANDLE_PTR* DynamicRedirectHandle
            );


        [helpstring("method CancelDynamicRedirect")] 
        HRESULT CancelDynamicRedirect(
            [in]    HANDLE_PTR  DynamicRedirectHandle
            );

        [helpstring("method GetBestSourceAddressForDestinationAddress")] 
        HRESULT GetBestSourceAddressForDestinationAddress(
            [in]    ULONG       ulDestinationAddress,
            [in]    BOOL        fDemandDial,
            [out]   ULONG*      pulBestSrcAddress
            );

        [helpstring("method LookupAdapterPortMapping")]
        HRESULT LookupAdapterPortMapping(
            [in]    ULONG       ulAdapterIndex,
            [in]    UCHAR       Protocol,
            [in]    ULONG       ulDestinationAddress,
            [in]    USHORT      usDestinationPort,
            [out]   ULONG*      pulRemapAddress,
            [out]   USHORT*     pusRemapPort
            );

        [helpstring("method GetOriginalDestinationInformation")]
        HRESULT GetOriginalDestinationInformation(
            [in]    UCHAR       Protocol,
            [in]    ULONG       ulDestinationAddress,
            [in]    USHORT      usDestinationPort,
            [in]    ULONG       ulSourceAddress,
            [in]    USHORT      usSourcePort,
            [out]   ULONG*      pulOriginalDestinationAddress,
            [out]   USHORT*     pusOriginalDestinationPort,
            [out]   ULONG*      pulAdapterIndex
            );


        [helpstring("method ReservePort")] 
        HRESULT ReservePort(
            [in]    USHORT      PortCount,   
            [out]   USHORT*     ReservedPortBase
            );


        [helpstring("method ReleasePort")] 
        HRESULT ReleasePort(
            [in]    USHORT      ReservedPortBase,  
            [in]    USHORT      PortCount
            );
    };



//
//
// Implemented in the ALG.exe the only consumer of these interface
// is IPNatHlp.dll
//
    [
        object,
        uuid(B71BFBF1-2AF2-4820-810C-4F8EFF838E60),
            
        pointer_default(unique)
    ]
    interface IAlgController : IUnknown
    {
        HRESULT Start(
            INat* pINat
            );

        HRESULT Stop();

        HRESULT Adapter_Add(
            [in]    ULONG                Index,
            [in]    short                Type
            );

        HRESULT Adapter_Remove(
            [in]    ULONG                Index
            );

        HRESULT Adapter_Modify(
            [in]    ULONG                Index
            );

        HRESULT Adapter_Bind(
            [in]    ULONG                Index,
            [in]    ULONG                RealAdapterIndex,
            [in]    ULONG                nAddressCount,
            [in, size_is(nAddressCount)] LPDWORD anAddress
            );

        HRESULT Adapter_PortMappingChanged(
            [in]    ULONG                Index,
            [in]    UCHAR                Protocol,
            [in]    USHORT               Port
            );

    };



[
	uuid(B6D1D099-E235-4B99-BA98-7C624FD875DB),
	version(1.0),
	helpstring("MyICS Private 1.0 Type Library")
]

library ALGLibPrivate

{
	importlib("stdole32.tlb");
	importlib("stdole2.tlb");


	[
		uuid(D6015EC3-FA16-4813-9CA1-DA204574F5DA),
		helpstring("AlgController Class")
	]
	coclass AlgController
	{
		[default] interface IAlgController;
	};
}