public byte[] GetSmcConfig(NANDReader reader)
{
if (reader.RawLength == 0x1080000) // 16MB NAND
{
reader.SeekToLbaEx(0xF7C000 / 0x4000);
}
else if (!reader.HasSpare) // MMC NAND
{
reader.Seek(0x2FFC000, SeekOrigin.Begin);
}
else // BigBlock NAND
{
reader.SeekToLbaEx(0x3BE0000 / 0x4000);
}
var data = reader.ReadBytes(0x400);
try {
var cfg = new SmcConfig();
cfg.VerifySMCConfigChecksum(data);
}
catch (X360UtilsException ex) {
if (ex.ErrorCode == X360UtilsException.X360UtilsErrors.BadChecksum)
{
throw new X360UtilsException(X360UtilsException.X360UtilsErrors.DataNotFound);
}
throw;
}
return(data);
}
private static bool GetAsciiKey(NANDReader reader, int offset, out string key)
{
Debug.SendDebug("Grabbing ASCII Key @ 0x{0:X}", offset);
key = null;
reader.SeekToLbaEx((uint)(offset / 0x4000));
if (offset % 0x4000 > 0)
{
reader.Seek(offset % 0x4000, SeekOrigin.Current);
}
//reader.Seek(offset, SeekOrigin.Begin);
var tmp = reader.ReadBytes(0x10);
try {
key = Encoding.ASCII.GetString(tmp);
try {
CpukeyUtils.VerifyCpuKey(key);
return(true);
}
catch (X360UtilsException ex) {
Debug.SendDebug(ex.ToString());
return(false);
}
}
catch {
return(false);
}
}
public string GetVirtualFuses(NANDReader reader)
{
reader.SeekToLbaEx(0x95000 / 0x4000);
reader.Seek(0x95000 % 0x4000, SeekOrigin.Current);
//reader.Seek(0x95000, SeekOrigin.Begin);
var data = reader.ReadBytes(0x60);
var tmp = new byte[] {
0xC0, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0x0F, 0x0F, 0x0F, 0x0F, 0x0F, 0x0F, 0x0F, 0xF0
};
if (!BitOperations.CompareByteArrays(ref data, ref tmp, false))
{
throw new X360UtilsException(X360UtilsException.X360UtilsErrors.DataInvalid);
}
var ret = new StringBuilder();
for (var index = 0; index < data.Length; index++)
{
if (index % 0x8 == 0 || index == 0)
{
ret.AppendFormat("\nfuseset {0:D2}: ", index / 0x5);
}
ret.Append(data[index].ToString("X2"));
}
return(ret.ToString().Trim());
}
public Bootloader(NANDReader reader, int count = 0, bool readitin = false)
{
Offset = (uint)(reader.Lba * 0x4000 + reader.Position % 0x4000);
StartLba = reader.Lba;
var header = reader.ReadBytes(0x10);
Type = GetTypeFromHeader(ref header, count);
Size = GetBootloaderSize(ref header);
Build = GetBootloaderVersion(ref header);
if (readitin)
{
reader.SeekToLbaEx(Offset / 0x4000);
if (Offset % 0x4000 > 0)
{
reader.Seek(Offset % 0x4000, SeekOrigin.Current);
}
Data = new byte[Size];
var left = Size;
var dOffset = 0;
for (var i = 0; left > 0; i++)
{
var toread = (int)BitOperations.GetSmallest(0x4000, left);
if (left == Size && reader.Position % 0x4000 > 0)
{
toread = (int)BitOperations.GetSmallest((0x4000 - (reader.Position % 0x4000)), left);
}
var tmp = reader.ReadBytes(toread);
Buffer.BlockCopy(tmp, 0, Data, dOffset, toread);
left -= (uint)toread;
dOffset += toread;
if (left > 0) // We want to seek to the next block!
{
reader.SeekToLbaEx((uint)((Offset / 0x4000) + 1 + i));
}
}
}
else
{
reader.SeekToLbaEx((Offset + Size) / 0x4000);
if ((Offset + Size) % 0x4000 > 0)
{
reader.Seek((Offset + Size) % 0x4000, SeekOrigin.Current);
}
}
//reader.Seek(Offset + Size, SeekOrigin.Begin);
}
public byte[] GetData(ref NANDReader reader)
{
var ret = new List <byte>();
var left = (int)Size;
var baseBlock = reader.MetaType != NANDSpare.MetaType.MetaType2 ? 0 : GetBaseBlockForMeta2(ref reader);
foreach (var offset in Blocks)
{
reader.SeekToLbaEx((ushort)(baseBlock + offset));
ret.AddRange(reader.ReadBytes(BitOperations.GetSmallest(left, 0x4000)));
left -= BitOperations.GetSmallest(left, 0x4000);
}
return(ret.ToArray());
}
public void ExtractToFile(ref NANDReader reader, string filename)
{
using (var writer = new BinaryWriter(File.OpenWrite(filename))) {
var left = (int)Size;
var baseBlock = reader.MetaType != NANDSpare.MetaType.MetaType2 ? 0 : GetBaseBlockForMeta2(ref reader);
foreach (var offset in Blocks)
{
reader.SeekToLbaEx((ushort)(baseBlock + offset));
writer.Write(reader.ReadBytes(BitOperations.GetSmallest(left, 0x4000)));
left -= BitOperations.GetSmallest(left, 0x4000);
}
}
File.SetCreationTime(filename, DateTime);
File.SetLastAccessTime(filename, DateTime);
File.SetLastWriteTime(filename, DateTime);
}
public byte[] GetKeyVault(NANDReader reader, bool decryptWithKeyInNand = false)
{
reader.SeekToLbaEx(1); // Seek to the KV Block
//reader.Seek(0x4000, SeekOrigin.Begin);
if (!decryptWithKeyInNand)
{
return(reader.ReadBytes(0x4000));
}
var kv = GetKeyVault(reader);
var cpukey = GetNandCpuKey(reader);
_crypto.DecryptKv(ref kv, cpukey);
if (_crypto.VerifyKvDecrypted(ref kv, cpukey))
{
return(kv);
}
throw new X360UtilsException(X360UtilsException.X360UtilsErrors.DataDecryptionFailed);
}
private static bool GetByteKey(NANDReader reader, int offset, out byte[] key)
{
Debug.SendDebug("Grabbing Byte Key @ 0x{0:X}", offset);
reader.SeekToLbaEx((uint)(offset / 0x4000));
if (offset % 0x4000 > 0)
{
reader.Seek(offset % 0x4000, SeekOrigin.Current);
}
//reader.Seek(offset, SeekOrigin.Begin);
key = reader.ReadBytes(0x10);
try {
CpukeyUtils.VerifyCpuKey(ref key);
return(true);
}
catch (X360UtilsException ex) {
Debug.SendDebug(ex.ToString());
return(false);
}
}
public Bootloader[] GetBootLoaders(NANDReader reader, bool readToMemory = false)
{
var bls = new List <Bootloader>();
//reader.Seek(0x8000, SeekOrigin.Begin);
reader.SeekToLbaEx(2); // Seek to offset 0x8000, where the start of the bootloaders
bls.Add(new Bootloader(reader, readitin: readToMemory));
try {
for (var i = 1; i < 4; i++)
{
bls.Add(new Bootloader(reader, i, readToMemory));
}
}
catch (X360UtilsException ex) {
if (ex.ErrorCode != X360UtilsException.X360UtilsErrors.DataInvalid)
{
throw;
}
}
try {
reader.Seek(0x70, SeekOrigin.Begin);
var size = BitOperations.Swap(BitConverter.ToUInt32(reader.ReadBytes(4), 0));
reader.Seek(0x64, SeekOrigin.Begin);
var offset = BitOperations.Swap(BitConverter.ToUInt32(reader.ReadBytes(4), 0));
reader.SeekToLbaEx(offset / 0x4000);
if (offset % 0x4000 > 0)
{
reader.Seek(offset % 0x4000, SeekOrigin.Current);
}
//reader.Seek(offset, SeekOrigin.Begin);
bls.Add(new Bootloader(reader, readitin: readToMemory));
bls.Add(new Bootloader(reader, readitin: readToMemory));
try {
if (size == 0)
{
reader.SeekToLbaEx((offset + 0x10000) / 0x4000);
if ((offset + 0x10000) % 0x4000 > 0)
{
reader.Seek((offset + 0x10000) % 0x4000, SeekOrigin.Current);
}
//reader.Seek(offset + 0x10000, SeekOrigin.Begin);
bls.Add(new Bootloader(reader, readitin: readToMemory));
bls.Add(new Bootloader(reader, readitin: readToMemory));
}
}
catch (X360UtilsException ex) {
if (ex.ErrorCode != X360UtilsException.X360UtilsErrors.DataInvalid)
{
throw;
}
if (size == 0)
{
reader.SeekToLbaEx((offset + 0x20000) / 0x4000);
if ((offset + 0x20000) % 0x4000 > 0)
{
reader.Seek((offset + 0x20000) % 0x4000, SeekOrigin.Current);
}
//reader.Seek(offset + 0x20000, SeekOrigin.Begin);
bls.Add(new Bootloader(reader, readitin: readToMemory));
bls.Add(new Bootloader(reader, readitin: readToMemory));
}
}
}
catch (X360UtilsException ex) {
if (ex.ErrorCode != X360UtilsException.X360UtilsErrors.DataInvalid)
{
throw;
}
}
return(bls.ToArray());
}