protected override void Dispose(bool disposing)
{
m_lastPacketData = null;
m_encrypt = null;
m_encryptfirst = null;
m_firstkey = null;
base.Dispose(disposing);
}
//收到公钥数据
private void OnReceivePublicKey(PacketReader reader)
{
#if _NC_Compress
if (m_secure_connection == false || reader.Size != 148)
{
this.CloseConnection();
return;
}
int secflag = reader.ReadInt32();
m_compressneedchecksum = (secflag == (int)PacketFlag.Compress_Need_Checksum);
byte[] firstkey = reader.ReadBuffer(16);
byte[] checksum = reader.ReadBuffer(16);
if (m_encryptfirst == null)
{
m_encryptfirst = new TeaEncryption();
}
m_encryptfirst.Key = firstkey;
m_encryptfirst.Decrypt(checksum, 0, checksum.Length);
for (int i = 0; i < 16; i++)
{
if (firstkey[i] != checksum[i])
{
CloseConnection();
return;
}
}
if (m_encrypt == null)
{
m_encrypt = new TeaEncryption();
m_encrypt.GenericKey();
}
byte[] pairkey = new byte[16];
Array.Copy(m_encrypt.Key, pairkey, 16);
m_encryptfirst.Encrypt(pairkey, 0, 16);
byte[] sendkey = new byte[128];
Utility.Randomizer.NextBytes(sendkey);
Buffer.BlockCopy(pairkey, 0, sendkey, 0, 16);
m_encryptfirst.Decrypt(pairkey, 0, 16);
SendSessionKeyPacket packet = new SendSessionKeyPacket(sendkey);
SendPacket(packet, false);
firstkey = null; //clear temp key
m_connectionState = ConnectionState.Connected;
//callback
if (m_listener != null)
{
m_listener.OnSecureAccepted(this);
}
#endif
}
protected override void Dispose(bool disposing)
{
m_lastPacketData = null;
tls_sendSecureBuffer = null;
m_encrypt = null;
m_encryptfirst = null;
m_firstkey = null;
if (m_recvqueue != null)
{
m_recvqueue.Clear();
}
m_recvqueue = null;
m_reactor = null;
base.Dispose(disposing);
}
//发送公钥数据
protected override void StartSecureValidate()
{
#if _NC_Compress
m_firstkey = new byte[16];
byte[] keydata = new byte[128];
Utility.Randomizer.NextBytes(keydata);
Utility.Randomizer.NextBytes(m_firstkey);
Buffer.BlockCopy(m_firstkey, 0, keydata, 0, m_firstkey.Length);
Buffer.BlockCopy(m_firstkey, 0, keydata, m_firstkey.Length, m_firstkey.Length);
if (m_encryptfirst == null)
{
m_encryptfirst = new TeaEncryption();
}
m_encryptfirst.Key = m_firstkey;
m_encryptfirst.Encrypt(keydata, m_firstkey.Length, m_firstkey.Length);
SendPublicKeyPacket packet = new SendPublicKeyPacket((int)PacketFlag.Compress_Need_Checksum, keydata);
this.SendPacket(packet, false);
#endif
}
//收到会话密钥数据
private void OnReceiveSessionKey(PacketReader reader)
{
#if _NC_Compress
if (m_secure_connection == false)
{
CloseConnection();
return;
}
byte[] sessionkey = reader.ReadBuffer(16);
if (reader.Size != 144 || sessionkey == null)
{
CloseConnection();
return;
}
if (m_encryptfirst == null)
{
m_encryptfirst = new TeaEncryption();
m_encryptfirst.Key = m_firstkey;
}
m_encryptfirst.Decrypt(sessionkey, 0, 16);
if (m_encrypt == null)
{
m_encrypt = new TeaEncryption();
}
m_encrypt.Key = sessionkey;
m_connectionState = ConnectionState.Connected;
if (m_isAsyncNetCallBack)
{
OnConnectedCallback(null);
}
else
{
lock (this)
{
m_netStateChange |= (int)NetStateChange.State_Connect_Success;
}
}
#endif
}
