/// <summary>
/// Get a string from a HID device, based on its string index
/// </summary>
/// <param name="index">The index of the string to get</param>
/// <returns></returns>
public string DevicesString(int index)
{
m_DeviceInfoBuffer.Clear();
var res = HidApi.hid_get_indexed_string(m_DevicePtr, index, m_DeviceInfoBuffer, MARSHALED_STRING_MAX_LEN);
return(res == 0 ? m_DeviceInfo.ToString() : null);
}
/// <summary>
/// Get all available strings of HID device
/// </summary>
/// <returns></returns>
public IEnumerable <string> DeviceStrings()
{
const int maxStringNum = 16;
int counter = 0;
m_DeviceInfoBuffer.Clear();
while (HidApi.hid_get_indexed_string(m_DevicePtr, counter, m_DeviceInfoBuffer, MARSHALED_STRING_MAX_LEN) == 0 && counter++ < maxStringNum)
{
yield return(m_DeviceInfoBuffer.ToString());
m_DeviceInfoBuffer.Clear();
}
}