func (d *mdiscovery) Scan(query string, handlerPtr mojom.ScanHandler_Pointer) (*mojom.Closer_Pointer, *mojom.Error, error) {
ctx, cancel := context.WithCancel(d.ctx)
scanCh, err := d.d.Scan(ctx, query)
if err != nil {
cancel()
return nil, v2mError(err), nil
}
handler := mojom.NewScanHandlerProxy(handlerPtr, bindings.GetAsyncWaiter())
go func() {
defer handler.Close_Proxy()
for update := range scanCh {
mUpdate := newMojoUpdate(d.ctx, update)
req, ptr := mojom.CreateMessagePipeForUpdate()
stub := mojom.NewUpdateStub(req, mUpdate, bindings.GetAsyncWaiter())
if err := handler.OnUpdate(ptr); err != nil {
stub.Close()
cancel()
return
}
d.serveStub(stub, nil)
}
}()
req, ptr := mojom.CreateMessagePipeForCloser()
stub := mojom.NewCloserStub(req, &closer{cancel}, bindings.GetAsyncWaiter())
d.serveStub(stub, cancel)
return &ptr, nil, nil
}
func (d *mdiscovery) Advertise(ad mojom.Advertisement, visibility *[]string) (*[AdIdLen]uint8, *mojom.Closer_Pointer, *mojom.Error, error) {
ctx, cancel := context.WithCancel(d.ctx)
vAd := m2vAd(&ad)
vVisibility := m2vVisibility(visibility)
done, err := d.d.Advertise(ctx, &vAd, vVisibility)
if err != nil {
cancel()
return nil, nil, v2mError(err), nil
}
stop := func() {
cancel()
<-done
}
req, ptr := mojom.CreateMessagePipeForCloser()
stub := mojom.NewCloserStub(req, &closer{stop}, bindings.GetAsyncWaiter())
d.serveStub(stub, stop)
var id [AdIdLen]uint8
id = vAd.Id
return &id, &ptr, nil, nil
}