internal static extern int HidP_GetCaps(IntPtr lpData, out HidCaps oCaps);
/// <summary>
/// The read capabilities.
/// </summary>
/// <param name="caps">
/// The caps.
/// </param>
/// <param name="pointer">
/// The pointer.
/// </param>
/// <param name="hidInformation">
/// The Device Information.
/// </param>
internal static void ReadDeviceCapabilities(HidCaps caps, IntPtr pointer, ref HidInformation hidInformation)
{
if (caps.NumberOutputValueCaps > 0)
{
hidInformation.OutputValues.ValueCaps = new HidValueCaps[caps.NumberOutputValueCaps];
HidP_GetValueCaps(
HidReportType.Output,
hidInformation.OutputValues.ValueCaps,
ref caps.NumberOutputValueCaps,
pointer);
}
if (caps.NumberOutputButtonCaps > 0)
{
hidInformation.OutputValues.ValueButtons = new HidButtonCaps[caps.NumberOutputButtonCaps];
HidP_GetButtonCaps(
HidReportType.Output,
hidInformation.OutputValues.ValueButtons,
ref caps.NumberOutputButtonCaps,
pointer);
}
if (caps.NumberInputValueCaps > 0)
{
hidInformation.InputValues.ValueCaps = new HidValueCaps[caps.NumberInputValueCaps];
HidP_GetValueCaps(
HidReportType.Input,
hidInformation.InputValues.ValueCaps,
ref caps.NumberInputValueCaps,
pointer);
}
if (caps.NumberInputButtonCaps > 0)
{
hidInformation.InputValues.ValueButtons = new HidButtonCaps[caps.NumberInputButtonCaps];
HidP_GetButtonCaps(
HidReportType.Input,
hidInformation.InputValues.ValueButtons,
ref caps.NumberInputButtonCaps,
pointer);
}
if (caps.NumberFeatureValueCaps > 0)
{
hidInformation.FeatureValues.ValueCaps = new HidValueCaps[caps.NumberFeatureValueCaps];
HidP_GetValueCaps(
HidReportType.Feature,
hidInformation.FeatureValues.ValueCaps,
ref caps.NumberFeatureValueCaps,
pointer);
}
if (caps.NumberFeatureButtonCaps <= 0)
{
return;
}
hidInformation.FeatureValues.ValueButtons = new HidButtonCaps[caps.NumberFeatureButtonCaps];
HidP_GetButtonCaps(
HidReportType.Feature,
hidInformation.FeatureValues.ValueButtons,
ref caps.NumberFeatureButtonCaps,
pointer);
}
