public bool Read(ref byte[] data)
{
var count = default(uint);
data[0] = 0;
return(HidPlatform.ReadFile(this.ReadHandle, data, (uint)data.Length, ref count, IntPtr.Zero));
}
private static IntPtr SetupDiGetClassDevs()
{
return(HidPlatform.SetupDiGetClassDevs(
ref HID,
0,
IntPtr.Zero,
HidPlatform.DIGCF_PRESENT | HidPlatform.DIGCF_DEVICEINTERFACE
));
}
public void Close()
{
if (this.ReadHandle != IntPtr.Zero && HidPlatform.CloseHandle(this.ReadHandle) == 1)
{
this.ReadHandle = IntPtr.Zero;
}
if (this.WriteHandle != IntPtr.Zero && HidPlatform.CloseHandle(this.WriteHandle) == 1)
{
this.WriteHandle = IntPtr.Zero;
}
}
private static bool SetupDiGetDeviceInterfaceDetail(IntPtr devices, ref HidPlatform.SP_DEVICE_INTERFACE_DATA deviceInterface, uint size, IntPtr data)
{
return(HidPlatform.SetupDiGetDeviceInterfaceDetail(
devices,
ref deviceInterface,
data,
size,
out size,
IntPtr.Zero
));
}
public bool Write(byte[] data, bool input = false)
{
if (input)
{
return(HidPlatform.HidD_SetOutputReport(this.ReadHandle, data, (uint)data.Length));
}
else
{
var count = default(uint);
return(HidPlatform.WriteFile(this.WriteHandle, data, (uint)data.Length, ref count, IntPtr.Zero));
}
}
public bool Read(ref byte[] data, bool input = false)
{
data[0] = 0;
if (input)
{
return(HidPlatform.HidD_GetInputReport(this.ReadHandle, data, (uint)data.Length));
}
else
{
var count = default(uint);
return(HidPlatform.ReadFile(this.ReadHandle, data, (uint)data.Length, ref count, IntPtr.Zero));
}
}
private static uint SetupDiGetDeviceInterfaceDetail(IntPtr devices, ref HidPlatform.SP_DEVICE_INTERFACE_DATA deviceInterface)
{
var size = default(uint);
HidPlatform.SetupDiGetDeviceInterfaceDetail(
devices,
ref deviceInterface,
IntPtr.Zero,
0,
out size,
IntPtr.Zero
);
return(size);
}
private void OpenDevice(string devicePath)
{
this.ReadHandle = HidPlatform.CreateFile(
devicePath,
HidPlatform.FILE_ACCESS_READ,
HidPlatform.FILE_SHARE_READ | HidPlatform.FILE_SHARE_WRITE,
0,
HidPlatform.FILE_CREATION_DISPOSITON_OPEN_EXISTING,
0,
0
);
this.WriteHandle = HidPlatform.CreateFile(
devicePath,
HidPlatform.FILE_ACCESS_WRITE,
HidPlatform.FILE_SHARE_READ | HidPlatform.FILE_SHARE_WRITE,
0,
HidPlatform.FILE_CREATION_DISPOSITON_OPEN_EXISTING,
0,
0
);
}
static HidDevice()
{
HidPlatform.HidD_GetHidGuid(out HID);
}