internal USBPipe(USBDevice device, API.WINUSB_PIPE_INFORMATION pipeInfo)
{
_pipeInfo = pipeInfo;
_device = device;
// Policy is not set until interface is attached
_policy = null;
}
private static extern bool WinUsb_QueryPipe(IntPtr InterfaceHandle, Byte AlternateInterfaceNumber, Byte PipeIndex, out WINUSB_PIPE_INFORMATION PipeInformation);
private static extern bool WinUsb_QueryPipe(IntPtr InterfaceHandle, Byte AlternateInterfaceNumber, Byte PipeIndex, out WINUSB_PIPE_INFORMATION PipeInformation);
public void GetInterfaceInfo(int interfaceIndex, out USB_INTERFACE_DESCRIPTOR descriptor, out WINUSB_PIPE_INFORMATION[] pipes)
{
var pipeList = new List<WINUSB_PIPE_INFORMATION>();
bool success = WinUsb_QueryInterfaceSettings(InterfaceHandle(interfaceIndex), 0, out descriptor);
if (!success)
throw APIException.Win32("Failed to get WinUSB device interface descriptor.");
IntPtr interfaceHandle = InterfaceHandle(interfaceIndex);
for (byte pipeIdx = 0; pipeIdx < descriptor.bNumEndpoints; pipeIdx++)
{
WINUSB_PIPE_INFORMATION pipeInfo;
success = WinUsb_QueryPipe(interfaceHandle, 0, pipeIdx, out pipeInfo);
pipeList.Add(pipeInfo);
if (!success)
throw APIException.Win32("Failed to get WinUSB device pipe information.");
}
pipes = pipeList.ToArray();
}
internal USBPipe(USBDevice device, API.WINUSB_PIPE_INFORMATION pipeInfo)
{
_pipeInfo = pipeInfo;
_device = device;
// Policy is not set until interface is attached
_policy = null;
}