private void UnlockControllerForEepromReadWrite(IKW1281Dialog kwp1281)
{
switch ((ControllerAddress)_controllerAddress)
{
case ControllerAddress.CCM:
case ControllerAddress.CentralLocking:
kwp1281.Login(code: 19283, workshopCode: 222); // This is what VDS-PRO uses
break;
case ControllerAddress.Cluster:
// TODO:UnlockCluster() is only needed for EEPROM read, not memory read
if (!VdoCluster.UnlockCluster(kwp1281))
{
Logger.WriteLine("Unknown cluster software version. EEPROM access will likely fail.");
}
if (!ClusterRequiresSeedKey(kwp1281))
{
Logger.WriteLine(
"Cluster is unlocked for EEPROM access. Skipping Seed/Key login.");
return;
}
ClusterSeedKeyAuthenticate(kwp1281);
break;
}
}
private void DumpCcmRom(IKW1281Dialog kwp1281)
{
if (_controllerAddress != (int)ControllerAddress.CCM &&
_controllerAddress != (int)ControllerAddress.CentralLocking)
{
Logger.WriteLine("Only supported for CCM and Central Locking");
return;
}
kwp1281.Login(19283, 222);
var dumpFileName = _filename ?? "ccm_rom_dump.bin";
const byte blockSize = 8;
Logger.WriteLine($"Saving CCM ROM to {dumpFileName}");
bool succeeded = true;
using (var fs = File.Create(dumpFileName, blockSize, FileOptions.WriteThrough))
{
for (int seg = 0; seg < 16; seg++)
{
for (int msb = 0; msb < 16; msb++)
{
for (int lsb = 0; lsb < 256; lsb += blockSize)
{
var blockBytes = kwp1281.ReadCcmRom((byte)seg, (byte)msb, (byte)lsb, blockSize);
if (blockBytes == null)
{
blockBytes = Enumerable.Repeat((byte)0, blockSize).ToList();
succeeded = false;
}
else if (blockBytes.Count < blockSize)
{
blockBytes.AddRange(Enumerable.Repeat((byte)0, blockSize - blockBytes.Count));
succeeded = false;
}
fs.Write(blockBytes.ToArray(), 0, blockBytes.Count);
fs.Flush();
}
}
}
}
if (!succeeded)
{
Logger.WriteLine();
Logger.WriteLine("**********************************************************************");
Logger.WriteLine("*** Warning: Some bytes could not be read and were replaced with 0 ***");
Logger.WriteLine("**********************************************************************");
Logger.WriteLine();
}
}
private void DelcoVWPremium5SafeCode(IKW1281Dialog kwp1281)
{
if (_controllerAddress != (int)ControllerAddress.RadioManufacturing)
{
Logger.WriteLine("Only supported for radio manufacturing address 7C");
return;
}
// Thanks to Mike Naberezny for this (https://github.com/mnaberez)
const string secret = "DELCO";
var code = (ushort)(secret[4] * 256 + secret[3]);
var workshopCode = (ushort)(secret[1] * 256 + secret[0]);
var unknown = (byte)secret[2];
kwp1281.Login(code, workshopCode, unknown);
var bytes = kwp1281.ReadRomEeprom(0x0014, 2);
Logger.WriteLine($"Safe code: {bytes[0]:X2}{bytes[1]:X2}");
}
private void MapCcmEeprom(IKW1281Dialog kwp1281)
{
kwp1281.Login(19283, 222);
var bytes = new List <byte>();
const byte blockSize = 1;
for (int addr = 0; addr <= 65535; addr += blockSize)
{
var blockBytes = kwp1281.ReadEeprom((ushort)addr, blockSize);
blockBytes = Enumerable.Repeat(
blockBytes == null ? (byte)0 : (byte)0xFF,
blockSize).ToList();
bytes.AddRange(blockBytes);
}
var dumpFileName = _filename ?? "ccm_eeprom_map.bin";
Logger.WriteLine($"Saving EEPROM map to {dumpFileName}");
File.WriteAllBytes(dumpFileName, bytes.ToArray());
}