public void Login(byte[] encryptedUser, byte[] iv)
{
Services.ConnectionInfo connectionInfo = Connections.FindConnection(Context.ConnectionId);
if (connectionInfo != null && connectionInfo.Status == Services.ConnectionInfo.Statuses.Handshaked)
{
string json = connectionInfo.Aes.Decrypt(encryptedUser, iv);
Services.User userInfo = Newtonsoft.Json.JsonConvert.DeserializeObject <Services.User>(json);
Connections.Login(Context.ConnectionId, userInfo);
}
}
void SendDataToClient <T>(string methodName, byte[] encryptedData, byte[] iv) where T : Services.IDataInfo
{
Services.ConnectionInfo connectionInfo = Connections.FindConnection(Context.ConnectionId);
if (connectionInfo != null && connectionInfo.Status == Services.ConnectionInfo.Statuses.Handshaked)
{
string json = connectionInfo.Aes.Decrypt(encryptedData, iv);
T key = Newtonsoft.Json.JsonConvert.DeserializeObject <T>(json);
connectionInfo = Connections.FindUser(key.User);
if (connectionInfo != null)
{
encryptedData = connectionInfo.Aes.Encrypt(json);
Clients.Client(connectionInfo.ConnectionID).SendAsync(methodName, encryptedData, connectionInfo.Aes.IV);
}
}
}
public void EndHandshake(byte[] encryptedAESKey)
{
Services.ConnectionInfo connectionInfo = Connections.FindConnection(Context.ConnectionId);
if (connectionInfo != null && connectionInfo.Status == Services.ConnectionInfo.Statuses.Handshaking)
{
byte[] decryptedAESKey;
try
{
decryptedAESKey = connectionInfo.Rsa.Decrypt(encryptedAESKey);
connectionInfo.Aes = new Encryption.CustomAes();
connectionInfo.Aes.Key = decryptedAESKey;
connectionInfo.Status = Services.ConnectionInfo.Statuses.Handshaked;
}
catch
{
}
}
}
public string BeginHandshake()
{
Services.ConnectionInfo connectionInfo = Connections.FindConnection(Context.ConnectionId);
if (connectionInfo != null)
{
if (connectionInfo.Status == Services.ConnectionInfo.Statuses.Connected)
{
connectionInfo.Status = Services.ConnectionInfo.Statuses.Handshaking;
connectionInfo.Rsa = new Encryption.CustomRsa();
return(Newtonsoft.Json.JsonConvert.SerializeObject(connectionInfo.Rsa.Public));
}
else
{
return("");
}
}
else
{
return("");
}
}