protected CryptoRegion(UInt32 region, byte[] d1, byte[] d2, UInt32 StartSector, UInt32 Next)
: base(region)
{
byte[] user_key_erk = { 0x38, 0x0B, 0xCF, 0x0B, 0x53, 0x45, 0x5B, 0x3C, 0x78, 0x17, 0xAB, 0x4F, 0xA3, 0xBA, 0x90, 0xED };
byte[] user_key_riv = { 0x69, 0x47, 0x47, 0x72, 0xAF, 0x6F, 0xDA, 0xB3, 0x42, 0x74, 0x3A, 0xEF, 0xAA, 0x18, 0x62, 0x87 };
Start = StartSector + 1;
Length = Next - Start;
DiskKey = new byte[0x10];
ODD.AESEncrypt(user_key_erk, user_key_riv, d1, 0, 0x10, DiskKey, 0);
}
private void lblData2_DoubleClick(object sender, EventArgs e)
{
if (isdecrypted)
{
ODD.AESEncrypt(Utilities.D2_KEY, Utilities.D2_IV, d2, 0, d2.Length, d2, 0);
}
else
{
ODD.AESDecrypt(Utilities.D2_KEY, Utilities.D2_IV, d2, 0, d2.Length, d2, 0);
}
lblData2.Text = d2.AsString();
isdecrypted = !isdecrypted;
}
// This method will add crap to the D2 data
private void PatchD2()
{
byte[] d2 = new byte[Data2.Length];
ODD.AESDecrypt(Utilities.D2_KEY, Utilities.D2_IV, Data2, 0, Data2.Length, d2, 0);
// Fetch the last 4 bytes
int val = BitConverter.ToInt32(d2, 12);
if (val == 0)
{
return;
}
// Fill the last part with a 1, and let the iso builder fill it with crap
const int newval = 1;
byte[] rnd = BitConverter.GetBytes(newval).Swap();
Array.Copy(rnd, 0, d2, 12, rnd.Length);
ODD.AESEncrypt(Utilities.D2_KEY, Utilities.D2_IV, d2, 0, d2.Length, Data2, 0);
}
protected override void Crypt(Aes aes, byte[] key, byte[] iv, byte[] source, int sourceOffset, int sourceLength, byte[] dest, int destOffset)
{
ODD.AESEncrypt(key, iv, source, sourceOffset, sourceLength, dest, destOffset);
}
