// VirtualTableService creates VirtualTable with references to IUnknown methods. // // This should be used with Service(). func VirtualTableService() *VirtualTable { return &VirtualTable{ QueryInterface: syscall.NewCallback(iunknown.QueryInterfaceService), AddRef: syscall.NewCallback(iunknown.AddRefService), Release: syscall.NewCallback(iunknown.ReleaseService), GetTypeInfoCount: syscall.NewCallback(GetTypeInfoCountService), GetTypeInfo: syscall.NewCallback(GetTypeInfoService), GetIDsOfNames: syscall.NewCallback(GetIDsOfNamesService), Invoke: syscall.NewCallback(InvokeService)} }
func Example_winsock() { queryInterface := func(self *interface{}, interfaceID *com.GUID, client **interface{}) uint32 { code := iunknown.QueryInterfaceService(self, interfaceID, *client) if code == com.NoInterfaceErrorCode { s := com.StringFromClassID(interfaceID) if s == "{248DD893-BB45-11CF-9ABC-0080C7E7B78D}" { iunknown.AddRefService(self) *client = self return com.SuccessResponseCode } } return com.NoInterfaceErrorCode } getIDsOfNames := func(this *iunknown.IUnknown, iid *com.GUID, wnames []*uint16, namelen int, lcid int, pdisp []int32) uintptr { for n := 0; n < namelen; n++ { pdisp[n] = int32(n) } return uintptr(com.SuccessResponseCode) } invoke := func(this *IDispatch, dispid int32, riid *com.GUID, lcid int, flags int16, dispparams *com.DISPPARAMS, result *com.Variant, pexcepinfo *com.EXCEPINFO, nerr *uint) { switch dispid { case 0: log.Println("DataArrival") winsock := (*com.EventReceiver)(unsafe.Pointer(this)).host var data com.Variant com.VariantInit(&data) CallMethod(winsock, "GetData", &data) s := string(data.ToArray().ToByteArray()) println() println(s) println() case 1: log.Println("Connected") winsock := (*com.EventReceiver)(unsafe.Pointer(this)).host oleutil.CallMethod(winsock, "SendData", "GET / HTTP/1.0\r\n\r\n") case 3: log.Println("SendProgress") case 4: log.Println("SendComplete") case 5: log.Println("Close") this.Release() case 6: log.Fatal("Error") default: log.Println(dispid) } return com.NotImplementedErrorCode } com.CoInitialize() defer com.CoUninitialize() var unknown *iunknown.Unknown var winsock *Dispatch err := com.CreateObject("{248DD896-BB45-11CF-9ABC-0080C7E7B78D}", &unknown) if err != nil { panic(err.Error()) } unknown.QueryInterface(com.IDispatchInterfaceID, &winsock) defer winsock.Release() classID, _ := com.ClassIDFromString("{248DD893-BB45-11CF-9ABC-0080C7E7B78D}") destination := &com.EventReceiver{} destination.VirtualTable = &VirtualTable{ QueryInterface: syscall.NewCallback(queryInterface), AddRef: syscall.NewCallback(iunknown.AddRefService), Release: syscall.NewCallback(iunknown.ReleaseService), GetTypeInfoCount: syscall.NewCallback(GetTypeInfoCountService), GetTypeInfo: syscall.NewCallback(GetTypeInfoService), GetIDsOfNames: syscall.NewCallback(getIDsOfNames), Invoke: syscall.NewCallback(invoke)} destination.Host = winsock iconnectionpointcontainer.ConnectObject(winsock, classID, (*iunknown.Unknown)(unsafe.Pointer(destination))) _, err = CallMethod(winsock, "Connect", "127.0.0.1", 80) if err != nil { log.Fatal(err) } var m com.Msg for dest.ReferenceCount != 0 { com.GetMessage(&m, 0, 0, 0) com.DispatchMessage(&m) } }
// VirtualTableService creates VirtualTable with references to IUnknown methods. // // This should be used with Service(). func VirtualTableService() *VirtualTable { return &VirtualTable{ QueryInterface: syscall.NewCallback(QueryInterfaceService), AddRef: syscall.NewCallback(AddRefService), Release: syscall.NewCallback(ReleaseService)} }