private bool TryHandleDeviceAttachCommand(string deviceIdString, out IEnumerable <byte> response)
{
var success = true;
var deviceId = 0;
IUSBDevice device = null;
var m = Regex.Match(deviceIdString, "([0-9]+)-([0-9]+)");
if (m == null)
{
this.Log(LogLevel.Warning, "Unexpected device string when handling attach command: {0}. It should be in format '1-4'", deviceIdString);
success = false;
}
else
{
var busId = int.Parse(m.Groups[1].Value);
deviceId = int.Parse(m.Groups[2].Value);
if (busId != ExportedBusId)
{
this.Log(LogLevel.Warning, "Trying to attach to a non-existing bus 0x{0:X}", busId);
success = false;
}
else if (!TryGetByAddress(deviceId, out device))
{
this.Log(LogLevel.Warning, "Trying to attach to a non-existing device 0x{0:X}", deviceId);
success = false;
}
}
var header = new USBIP.Header
{
Version = ProtocolVersion,
Command = USBIP.Command.AttachDeviceReply,
Status = success ? 0 : 1u
};
response = Packet.Encode(header).AsEnumerable();
if (success)
{
response = response.Concat(GenerateDeviceDescriptor(device, (uint)deviceId, false));
}
return(success);
}
private IEnumerable <byte> HandleListDevicesCommand()
{
var header = new USBIP.Header
{
Version = ProtocolVersion,
Command = USBIP.Command.ListDevicesReply,
};
var regCount = new USBIP.DeviceListCount
{
NumberOfExportedDevices = (uint)ChildCollection.Count
};
var result = Packet.Encode(header).Concat(Packet.Encode(regCount));
foreach (var child in ChildCollection)
{
result = result.Concat(GenerateDeviceDescriptor(child.Value, (uint)child.Key, true));
}
return(result);
}
