public void Encrypt(byte[] data) { if (!IsInitialized) { throw new InvalidOperationException("PacketCrypt not initialized!"); } SARC4Encrypt.ProcessBuffer(data, 4); }
public void Initialize(byte[] sessionKey) { SARC4Encrypt = new SARC4(); SARC4Decrypt = new SARC4(); DecryptSHA1 = new HMACSHA1(ServerDecryptionKey); EncryptSHA1 = new HMACSHA1(ServerEncryptionKey); SARC4Encrypt.PrepareKey(EncryptSHA1.ComputeHash(sessionKey)); SARC4Decrypt.PrepareKey(DecryptSHA1.ComputeHash(sessionKey)); byte[] PacketEncryptionDummy = new byte[0x400]; byte[] PacketDecryptionDummy = new byte[0x400]; SARC4Encrypt.ProcessBuffer(PacketEncryptionDummy, PacketEncryptionDummy.Length); SARC4Decrypt.ProcessBuffer(PacketDecryptionDummy, PacketDecryptionDummy.Length); IsInitialized = true; }
public void Initialize(byte[] sessionKey) { if (IsInitialized) { throw new InvalidOperationException("PacketCrypt already initialized!"); } SARC4Encrypt = new SARC4(); SARC4Decrypt = new SARC4(); SARC4Encrypt.PrepareKey(ComputeHMACHash(sessionKey, ServerEncryptionKey)); SARC4Decrypt.PrepareKey(ComputeHMACHash(sessionKey, ServerDecryptionKey)); byte[] PacketEncryptionDummy = new byte[0x400]; byte[] PacketDecryptionDummy = new byte[0x400]; SARC4Encrypt.ProcessBuffer(PacketEncryptionDummy, PacketEncryptionDummy.Length); SARC4Decrypt.ProcessBuffer(PacketDecryptionDummy, PacketDecryptionDummy.Length); IsInitialized = true; }
public void Initialize(byte[] sessionKey) { if (IsInitialized) throw new InvalidOperationException("PacketCrypt already initialized!"); SARC4Encrypt = new SARC4(); SARC4Decrypt = new SARC4(); DecryptSHA1 = new HMACSHA1(ServerDecryptionKey); EncryptSHA1 = new HMACSHA1(ServerEncryptionKey); SARC4Encrypt.PrepareKey(EncryptSHA1.ComputeHash(sessionKey)); SARC4Decrypt.PrepareKey(DecryptSHA1.ComputeHash(sessionKey)); byte[] PacketEncryptionDummy = new byte[0x400]; byte[] PacketDecryptionDummy = new byte[0x400]; SARC4Encrypt.ProcessBuffer(PacketEncryptionDummy, PacketEncryptionDummy.Length); SARC4Decrypt.ProcessBuffer(PacketDecryptionDummy, PacketDecryptionDummy.Length); IsInitialized = true; }
public void Initialize(byte[] sessionKey, byte[] serverSeed, byte[] clientSeed) { if (IsInitialized) { throw new InvalidOperationException("PacketCrypt already initialized!"); } SARC4Encrypt = new SARC4(); SARC4Decrypt = new SARC4(); var encryptSHA1 = new HMACSHA1(serverSeed); var decryptSHA1 = new HMACSHA1(clientSeed); SARC4Encrypt.PrepareKey(encryptSHA1.ComputeHash(sessionKey)); SARC4Decrypt.PrepareKey(decryptSHA1.ComputeHash(sessionKey)); var PacketEncryptionDummy = new byte[0x400]; var PacketDecryptionDummy = new byte[0x400]; SARC4Encrypt.ProcessBuffer(PacketEncryptionDummy, PacketEncryptionDummy.Length); SARC4Decrypt.ProcessBuffer(PacketDecryptionDummy, PacketDecryptionDummy.Length); IsInitialized = true; }
public void Encrypt(byte[] data) { SARC4Encrypt.ProcessBuffer(data, 4); }