void AuthCrypt::Init(BigNumber* K)
{
uint8 ServerEncryptionKey[SEED_KEY_SIZE] = { 0xCC, 0x98, 0xAE, 0x04, 0xE8, 0x97, 0xEA, 0xCA, 0x12, 0xDD, 0xC0, 0x93, 0x42, 0x91, 0x53, 0x57 };
HmacHash serverEncryptHmac(SEED_KEY_SIZE, (uint8*)ServerEncryptionKey);
uint8 *encryptHash = serverEncryptHmac.ComputeHash(K);
uint8 ServerDecryptionKey[SEED_KEY_SIZE] = { 0xC2, 0xB3, 0x72, 0x3C, 0xC6, 0xAE, 0xD9, 0xB5, 0x34, 0x3C, 0x53, 0xEE, 0x2F, 0x43, 0x67, 0xCE };
HmacHash clientDecryptHmac(SEED_KEY_SIZE, (uint8*)ServerDecryptionKey);
uint8 *decryptHash = clientDecryptHmac.ComputeHash(K);
//ARC4 _serverDecrypt(encryptHash);
_clientDecrypt.Init(decryptHash);
_serverEncrypt.Init(encryptHash);
//ARC4 _clientEncrypt(decryptHash);
// Drop first 1024 bytes, as WoW uses ARC4-drop1024.
uint8 syncBuf[1024];
memset(syncBuf, 0, 1024);
_serverEncrypt.UpdateData(1024, syncBuf);
//_clientEncrypt.UpdateData(1024, syncBuf);
memset(syncBuf, 0, 1024);
//_serverDecrypt.UpdateData(1024, syncBuf);
_clientDecrypt.UpdateData(1024, syncBuf);
_initialized = true;
}
void AuthCrypt::Init(BigNumber *K)
{
uint8 ServerEncryptionKey[SEED_KEY_SIZE] = { 0x22, 0xBE, 0xE5, 0xCF, 0xBB, 0x07, 0x64, 0xD9, 0x00, 0x45, 0x1B, 0xD0, 0x24, 0xB8, 0xD5, 0x45 };
HmacHash serverEncryptHmac(SEED_KEY_SIZE, (uint8*)ServerEncryptionKey);
uint8 *encryptHash = serverEncryptHmac.ComputeHash(K);
uint8 ServerDecryptionKey[SEED_KEY_SIZE] = { 0xF4, 0x66, 0x31, 0x59, 0xFC, 0x83, 0x6E, 0x31, 0x31, 0x02, 0x51, 0xD5, 0x44, 0x31, 0x67, 0x98 };
HmacHash clientDecryptHmac(SEED_KEY_SIZE, (uint8*)ServerDecryptionKey);
uint8 *decryptHash = clientDecryptHmac.ComputeHash(K);
//SARC4 _serverDecrypt(encryptHash);
_clientDecrypt.Init(decryptHash);
_serverEncrypt.Init(encryptHash);
//SARC4 _clientEncrypt(decryptHash);
uint8 syncBuf[1024];
memset(syncBuf, 0, 1024);
_serverEncrypt.UpdateData(1024, syncBuf);
//_clientEncrypt.UpdateData(1024, syncBuf);
memset(syncBuf, 0, 1024);
//_serverDecrypt.UpdateData(1024, syncBuf);
_clientDecrypt.UpdateData(1024, syncBuf);
_initialized = true;
}
void AuthCrypt::Init(BigNumber* K)
{
uint8 ServerEncryptionKey[SEED_KEY_SIZE] = { 0x08, 0xF1, 0x95, 0x9F, 0x47, 0xE5, 0xD2, 0xDB, 0xA1, 0x3D, 0x77, 0x8F, 0x3F, 0x3E, 0xE7, 0x00 };
HMACSHA1 serverEncryptHmac(SEED_KEY_SIZE, (uint8*)ServerEncryptionKey);
uint8* encryptHash = serverEncryptHmac.ComputeHash(K);
uint8 ServerDecryptionKey[SEED_KEY_SIZE] = { 0x40, 0xAA, 0xD3, 0x92, 0x26, 0x71, 0x43, 0x47, 0x3A, 0x31, 0x08, 0xA6, 0xE7, 0xDC, 0x98, 0x2A };
HMACSHA1 clientDecryptHmac(SEED_KEY_SIZE, (uint8*)ServerDecryptionKey);
uint8* decryptHash = clientDecryptHmac.ComputeHash(K);
// SARC4 _serverDecrypt(encryptHash);
_clientDecrypt.Init(decryptHash);
_serverEncrypt.Init(encryptHash);
// SARC4 _clientEncrypt(decryptHash);
uint8 syncBuf[1024];
memset(syncBuf, 0, 1024);
_serverEncrypt.UpdateData(1024, syncBuf);
//_clientEncrypt.UpdateData(1024, syncBuf);
memset(syncBuf, 0, 1024);
//_serverDecrypt.UpdateData(1024, syncBuf);
_clientDecrypt.UpdateData(1024, syncBuf);
_initialized = true;
}
void Battlenet::PacketCrypt::Init(BigNumber* K)
{
uint8 ServerEncryptionKey[SEED_KEY_SIZE] = { 0x68, 0xE0, 0xC7, 0x2E, 0xDD, 0xD6, 0xD2, 0xF3, 0x1E, 0x5A, 0xB1, 0x55, 0xB1, 0x8B, 0x63, 0x1E };
uint8 ClientDecryptionKey[SEED_KEY_SIZE] = { 0xDE, 0xA9, 0x65, 0xAE, 0x54, 0x3A, 0x1E, 0x93, 0x9E, 0x69, 0x0C, 0xAA, 0x68, 0xDE, 0x78, 0x39 };
HmacSha256 serverEncryptHmac(K->GetNumBytes(), K->AsByteArray().get());
serverEncryptHmac.UpdateData(ServerEncryptionKey, SEED_KEY_SIZE);
serverEncryptHmac.Finalize();
HmacSha256 clientDecryptHmac(K->GetNumBytes(), K->AsByteArray().get());
clientDecryptHmac.UpdateData(ClientDecryptionKey, SEED_KEY_SIZE);
clientDecryptHmac.Finalize();
_clientDecrypt.Init(clientDecryptHmac.GetDigest());
_serverEncrypt.Init(serverEncryptHmac.GetDigest());
_initialized = true;
}
void WorldPacketCrypt::Init(BigNumber* k, uint8 const* serverKey, uint8 const* clientKey)
{
HmacSha1 serverEncryptHmac(SEED_KEY_SIZE, (uint8*)serverKey);
uint8 *encryptHash = serverEncryptHmac.ComputeHash(k);
HmacSha1 clientDecryptHmac(SEED_KEY_SIZE, (uint8*)clientKey);
uint8 *decryptHash = clientDecryptHmac.ComputeHash(k);
_clientDecrypt.Init(decryptHash);
_serverEncrypt.Init(encryptHash);
// Drop first 1024 bytes, as WoW uses ARC4-drop1024.
uint8 syncBuf[1024];
memset(syncBuf, 0, 1024);
_serverEncrypt.UpdateData(1024, syncBuf);
memset(syncBuf, 0, 1024);
_clientDecrypt.UpdateData(1024, syncBuf);
_initialized = true;
}
