// HandleLogonProof stuff
public static BigInteger Getu(BigInteger A, BigInteger B)
{
Sha1Hash h = new Sha1Hash();
h.Update(A);
return(new BigInteger(h.Final(B)));
}
public BigInteger GetM(string Username, BigInteger s, BigInteger A, BigInteger B, BigInteger K)
{
Sha1Hash sha;
sha = new Sha1Hash();
byte[] hash = sha.Final(N);
sha = new Sha1Hash();
byte[] ghash = sha.Final(g);
for (int i = 0; i < 20; ++i)
{
hash[i] ^= ghash[i];
}
// TODO: do t2 and t4 need to be BigInts? Could we just use the byte[]?
BigInteger t3 = new BigInteger(hash);
sha = new Sha1Hash();
sha.Update(Username);
BigInteger t4 = new BigInteger(sha.Final());
sha = new Sha1Hash();
sha.Update(t3);
sha.Update(t4);
sha.Update(s);
sha.Update(A);
sha.Update(B);
return(new BigInteger(sha.Final(K)));
}
public static BigInteger Getx(BigInteger Salt, byte[] LogonHash)
{
Sha1Hash h = new Sha1Hash();
h.Update(Salt);
h.Update(LogonHash);
return new BigInteger(h.Final());
}
public static byte[] GetM2(BigInteger A, BigInteger M, BigInteger K)
{
Sha1Hash h = new Sha1Hash();
h.Update(A);
h.Update(M);
return h.Final(K);
}
public static byte[] GetLogonHash(string Username, string Password)
{
Sha1Hash h = new Sha1Hash();
string sI = String.Format("{0}:{1}", Username, Password.ToUpper());
h.Update(sI);
return h.Final();
}
public static BigInteger Getx(BigInteger Salt, byte[] LogonHash)
{
Sha1Hash h = new Sha1Hash();
h.Update(Salt);
h.Update(LogonHash);
return(new BigInteger(h.Final()));
}
public static byte[] GetLogonHash(string Username, string Password)
{
Sha1Hash h = new Sha1Hash();
string sI = String.Format("{0}:{1}", Username, Password.ToUpper());
h.Update(sI);
return(h.Final());
}
public static byte[] GetM2(BigInteger A, BigInteger M, BigInteger K)
{
Sha1Hash h = new Sha1Hash();
h.Update(A);
h.Update(M);
return(h.Final(K));
}
public void DoLogonProof()
{
Sha1Hash sha;
byte[] files_crc;
// Generate CRC/hashes of the Game Files
files_crc = GenerateCrc(crcsalt);
// get crc_hash from files_crc
sha = new Sha1Hash();
sha.Update(A);
sha.Update(files_crc);
byte[] crc_hash = sha.Final();
wout.Write((byte)RLOp.AUTH_LOGON_PROOF);
wout.Write(A); // 32 bytes
wout.Write(M); // 20 bytes
wout.Write(crc_hash); // 20 bytes
wout.Write((byte)0); // number of keys
wout.Write((byte)0); // unk (1.11.x)
wout.Flush();
}
// Converts S to K
// K is the Key which is passed to the Crypt class
public static byte[] ShaInterleave(BigInteger S)
{
byte[] t = S;
int HalfSize = t.Length / 2; // Untested. I previously hard coded this as 16
byte[] t1 = new byte[HalfSize];
for (int i = 0; i < HalfSize; i++)
{
t1[i] = t[i * 2];
}
Sha1Hash sha = new Sha1Hash();
byte[] t1hash = sha.Final(t1);
byte[] vK = new byte[40];
for (int i = 0; i < 20; i++)
{
vK[i * 2] = t1hash[i];
}
for (int i = 0; i < HalfSize; i++)
{
t1[i] = t[i * 2 + 1];
}
sha = new Sha1Hash();
t1hash = sha.Final(t1);
for (int i = 0; i < 20; i++)
{
vK[i * 2 + 1] = t1hash[i];
}
return(vK);
}
// Converts S to K
// K is the Key which is passed to the Crypt class
public static byte[] ShaInterleave(BigInteger S)
{
byte[] t = S;
int HalfSize = t.Length / 2; // Untested. I previously hard coded this as 16
byte[] t1 = new byte[HalfSize];
for (int i = 0; i < HalfSize; i++)
t1[i] = t[i*2];
Sha1Hash sha = new Sha1Hash();
byte[] t1hash = sha.Final(t1);
byte[] vK = new byte[40];
for (int i = 0; i < 20; i++)
vK[i*2] = t1hash[i];
for (int i = 0; i < HalfSize; i++)
t1[i] = t[i*2+1];
sha = new Sha1Hash();
t1hash = sha.Final(t1);
for (int i = 0; i < 20; i++)
vK[i*2+1] = t1hash[i];
return vK;
}
// HandleLogonProof stuff
public static BigInteger Getu(BigInteger A, BigInteger B)
{
Sha1Hash h = new Sha1Hash();
h.Update(A);
return new BigInteger(h.Final(B));
}
public BigInteger GetM(string Username, BigInteger s, BigInteger A, BigInteger B, BigInteger K)
{
Sha1Hash sha;
sha = new Sha1Hash();
byte[] hash = sha.Final(N);
sha = new Sha1Hash();
byte[] ghash = sha.Final(g);
for (int i = 0; i < 20; ++i)
hash[i] ^= ghash[i];
// TODO: do t2 and t4 need to be BigInts? Could we just use the byte[]?
BigInteger t3 = new BigInteger(hash);
sha = new Sha1Hash();
sha.Update(Username);
BigInteger t4 = new BigInteger(sha.Final());
sha = new Sha1Hash();
sha.Update(t3);
sha.Update(t4);
sha.Update(s);
sha.Update(A);
sha.Update(B);
return new BigInteger(sha.Final(K));
}
private byte[] GenerateCrc(byte[] crcsalt)
{
Sha1Hash sha;
byte[] buffer1 = new byte[0x40];
byte[] buffer2 = new byte[0x40];
for (int i = 0; i < 0x40; ++i)
{
buffer1[i] = 0x36;
buffer2[i] = 0x5c;
}
for (int i = 0; i < crcsalt.Length; ++i)
{
buffer1[i] ^= crcsalt[i];
buffer2[i] ^= crcsalt[i];
}
sha = new Sha1Hash();
sha.Update(buffer1);
try
{
FileStream fs = new FileStream("hash.bin", FileMode.Open, FileAccess.Read);
byte[] Buffer = new byte[fs.Length];
fs.Read(Buffer, 0, (int)fs.Length);
sha.Update(Buffer);
}
catch (Exception e)
{
BoogieCore.Log(LogType.Error, e.Message);
}
byte[] hash1 = sha.Final();
sha = new Sha1Hash();
sha.Update(buffer2);
sha.Update(hash1);
return sha.Final();
}
private void Handle_AuthRequest(WoWReader wr)
{
BoogieCore.Log(LogType.System, "WS: Recieved Authentication Challenge: Sending out response");
ServerSeed = wr.ReadUInt32();
ClientSeed = (UInt32)random.Next();
Sha1Hash sha = new Sha1Hash();
sha.Update(mUsername);
sha.Update(0); // t
sha.Update(ClientSeed);
sha.Update(ServerSeed);
sha.Update(Key);
byte[] Digest = sha.Final();
WoWWriter ww = new WoWWriter(OpCode.CMSG_AUTH_SESSION);
ww.Write(BoogieCore.configFile.ReadInteger("WoW", "Build"));
ww.Write((UInt32)0);
ww.Write(mUsername);
ww.Write(ClientSeed);
ww.Write(Digest);
StreamReader SR;
WoWWriter buffer = new WoWWriter();
SR = File.OpenText("Addons.txt");
string Line = SR.ReadLine();
while (Line != null)
{
string[] Fields = new string[3];
string Name = null;
UInt64 Checksum = 0;
byte unk = 0x0;
Fields = Line.Split(':');
Name = Fields[0];
Checksum = UInt64.Parse(Fields[1]);
//unk = (Fields[2].ToCharArray())[0];
if (Name != null && Checksum > 0)
{
buffer.Write(Name);
buffer.Write(Checksum);
buffer.Write(unk);
//BoogieCore.Log("Adding addon {0} with the checksum {1}", Name, Checksum);
}
Line = SR.ReadLine();
}
SR.Close();
byte[] buffer2 = Foole.Utils.Compression.Compress(buffer.ToArray());
UInt32 Size = (UInt32)buffer.ToArray().Length;
ww.Write(Size);
ww.Write(buffer2);
Send(ww);
mCrypt.Init(Key);
}
