public SerialNumbers(NetIfManager manager, string masterSN)
{
int k;
Manager = manager;
if (!String.IsNullOrWhiteSpace(masterSN))
{
MasterSNString = masterSN;
if (!MasterSNString.EndsWith("\0"))
{
MasterSNString += "\0";
}
}
else
{
int n = Convert.ToInt32(Manager.ShellId);
MasterSNString = Settings.SerialNumberFormatter(Lima.GetComputerCode(), (char)(Primitives.NibbleToHexChar((byte)n)), '0');
}
MasterSN = Primitives.StringToByteArray(MasterSNString);
UpdateProductCode(MasterSN);
SerialNumbersFreeHeap = new TokenAllocator(SerialNumbersSize);
IoSerialNumbers = new SerialNumber[SerialNumbersSize];
for (k = 0; k < SerialNumbersSize; k++)
{
IoSerialNumbers[k] = new SerialNumber();
}
}
// Returns true if device was switched into Android accessory mode.
// Note: only use u for ControlTransfer since vid/pid may be stale.
public static bool TryOpeningAccessory(UsbLinkDevice u)
{
byte[] ioBuffer = new byte[2];
int outLen = 0;
bool response;
string serialNumber = ACCSerialNumber;
if (String.IsNullOrWhiteSpace(serialNumber) || (serialNumber.Length < 2))
{
serialNumber = Settings.SerialNumberFormatter(Lima.GetComputerCode(), 'B', 'X');
}
// response = u.mUsb.ResetDevice();
// if(!response) { ShowLastError(); return null; }
// Note: this clears strings on device too.
response = u.ControlTransfer(UsbRqstInVendor, ACCESSORY_GET_PROTOCOL, 0, 0, ioBuffer, 2, 0, out outLen);
if (!response)
{
return(false);
}
TmpDevVersion = ioBuffer[1] << 8 | ioBuffer[0]; //This should be >0 if Accessory mode supported.
if (TmpDevVersion == 0)
{
return(false);
}
Thread.Sleep(1000); // Allow space after In cmd otherwise sometimes hangs on the next transfer.
ioBuffer = Encoding.UTF8.GetBytes(Settings.AppManufacturer); // Strings must be in UTF8 encoding.
response = u.ControlTransfer(UsbRqstOutVendor, ACCESSORY_SEND_STRING, 0, ACCESSORY_STRING_MANUFACTURER, ioBuffer, ioBuffer.Length);
if (!response)
{
return(false);
}
ioBuffer = Encoding.UTF8.GetBytes(Settings.AppModelName);
response = u.ControlTransfer(UsbRqstOutVendor, ACCESSORY_SEND_STRING, 0, ACCESSORY_STRING_MODEL, ioBuffer, ioBuffer.Length);
if (!response)
{
return(false);
}
ioBuffer = Encoding.UTF8.GetBytes(Settings.AppDescription);
response = u.ControlTransfer(UsbRqstOutVendor, ACCESSORY_SEND_STRING, 0, ACCESSORY_STRING_DESCRIPTION, ioBuffer, ioBuffer.Length);
if (!response)
{
return(false);
}
ioBuffer = Encoding.UTF8.GetBytes(Settings.AppVersion);
response = u.ControlTransfer(UsbRqstOutVendor, ACCESSORY_SEND_STRING, 0, ACCESSORY_STRING_VERSION, ioBuffer, ioBuffer.Length);
if (!response)
{
return(false);
}
ioBuffer = Encoding.UTF8.GetBytes(Settings.AppURI);
response = u.ControlTransfer(UsbRqstOutVendor, ACCESSORY_SEND_STRING, 0, ACCESSORY_STRING_URI, ioBuffer, ioBuffer.Length);
if (!response)
{
return(false);
}
ioBuffer = Encoding.UTF8.GetBytes(serialNumber);
response = u.ControlTransfer(UsbRqstOutVendor, ACCESSORY_SEND_STRING, 0, ACCESSORY_STRING_SERIAL, ioBuffer, ioBuffer.Length);
if (!response)
{
return(false);
}
// Control request for starting device in accessory mode.
// The host sends this after setting all its strings to the device.
response = u.ControlTransfer(UsbRqstOutVendor, ACCESSORY_START, 0, 0);
Thread.Sleep(2000); // Allow time to switch.
return(response);
}