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use std::error::Error;

/// Link is a interface to the AUTD device.
pub trait Link: Send {
    fn open(&mut self) -> Result<(), Box<dyn Error>>;
    fn close(&mut self) -> Result<(), Box<dyn Error>>;
    fn send(&mut self, data: Vec<u8>) -> Result<(), Box<dyn Error>>;
    fn read(&mut self, buffer_len: u32) -> Result<Vec<u8>, Box<dyn Error>>;
    fn is_open(&self) -> bool;
    fn calibrate(&mut self) -> Result<bool, Box<dyn Error>>;
}