Function read_data

src/util.rs:25–36

Reads data from [HidDevice]. Blocking mode is used if timeout is specified

(device: &HidDevice, length: usize, timeout: Option<Duration>)

/// Reads data from [HidDevice]. Blocking mode is used if timeout is specified
pub fn read_data(device: &HidDevice, length: usize, timeout: Option<Duration>) -> Result<Vec<u8>, HidError> {
    device.set_blocking_mode(timeout.is_some())?;

    let mut buf = vec![0u8; length];

    match timeout {
        Some(timeout) => device.read_timeout(buf.as_mut_slice(), timeout.as_millis() as i32),
        None => device.read(buf.as_mut_slice()),
    }?;

    Ok(buf)
}

/// Writes data to [HidDevice]
pub fn write_data(device: &HidDevice, payload: &[u8]) -> Result<usize, HidError> {