func (u *UltraEasy) GetAllReadingsCallback(cb func(u *UltraEasyReading)) error { var x C.struct_ultraeasy_record numReadings := C.ultraeasy_num_records(u.handler) if numReadings == 0 { return fmt.Errorf("No records found on device") } for n := 0; n <= int(numReadings); n++ { ret := C.ultraeasy_get_record(u.handler, C.uint(n), &x) if ret == 0 { cb(&UltraEasyReading{ time: time.Unix(int64(x.raw.date), 0), value: uint(x.raw.reading), }) } } return nil }
func (u *UltraEasy) GetAllReadings() ([]UltraEasyReading, error) { var x C.struct_ultraeasy_record var records []UltraEasyReading numReadings := C.ultraeasy_num_records(u.handler) if numReadings == 0 { return nil, fmt.Errorf("No records found on device") } for n := 0; n <= int(numReadings); n++ { ret := C.ultraeasy_get_record(u.handler, C.uint(n), &x) if ret == 0 { records = append(records, UltraEasyReading{ time: time.Unix(int64(x.raw.date), 0), value: uint(x.raw.reading), }) } } return records, nil }