interface ICLRRuntimeHost : IUnknown {
    
    HRESULT ExecuteApplication (
        [in] LPCWSTR                   pwzAppFullName,
        [in] DWORD                     dwManifestPaths,
        [in] LPCWSTR                   *ppwzManifestPaths,   
        [in] DWORD                     dwActivationData,
        [in] LPCWSTR                   *ppwzActivationData,  
        [out] int                      *pReturnValue
    );
    
    HRESULT ExecuteInAppDomain (
        [in] DWORD                     appDomainId, 
        [in] FExecuteInDomainCallback  pCallback,
        [in] void*                     cookie
    );
    
    HRESULT ExecuteInDefaultAppDomain (
        [in] LPCWSTR                   pwzAssemblyPath, 
        [in] LPCWSTR                   pwzTypeName,
        [in] LPCWSTR                   pwzMethodName,
        [in] LPCWSTR                   pwzArgument,
        [out] DWORD                    *pReturnValue
    );
    
    HRESULT GetCLRControl (
        [out] ICLRControl              **pCLRControl
    );
    
    HRESULT GetCurrentAppDomainId (
        [out] DWORD                    *pdwAppDomainId
    );
    
    HRESULT SetHostControl (
        [in] IHostControl              *pHostControl
    );
    
    HRESULT Start();
    
    HRESULT Stop();
    
    HRESULT UnloadAppDomain (
        [in] DWORD                     dwAppDomainId
        [in] BOOL                      fWaitUntilDone
    );
    
};