private void Negotiate(MySqlStream channel)
{
var body = channel.ReadPacket();
HandshakeInitializationPacket handshakePacket = new HandshakeInitializationPacket();
handshakePacket.FromBytes(body);
ConnectionId = handshakePacket.ThreadId;
_logger.LogInformation("Handshake initialization packet received, prepare the client authentication packet to send");
ClientAuthenticationPacket clientAuth = new ClientAuthenticationPacket();
clientAuth.CharsetNumber = CharsetNumber;
clientAuth.UserName = UserName;
clientAuth.Password = Password;
clientAuth.DatabaseName = DefaultSchema;
clientAuth.ScrumbleBuff = handshakePacket.EncryptionSeed;
var clientAuthPkgBody = clientAuth.ToBytes();
channel.SendPacket(clientAuthPkgBody);
_logger.LogInformation("Client Authentication Packet is sent out.");
channel.ReadPacket();
}
public ResultSetPacket Query(string queryString)
{
_channel.SequenceByte = 0;
QueryCommandPacket cmd = new QueryCommandPacket();
cmd.QueryString = queryString;
_channel.SendPacket(cmd.ToBytes());
var result = _channel.ReadPacket();
ResultSetHeaderPacket rsHeader = new ResultSetHeaderPacket();
rsHeader.FromBytes(result);
var fields = new List <FieldPacket>();
for (int i = 0; i < rsHeader.ColumnCount; i++)
{
var fp = new FieldPacket();
fp.FromBytes(_channel.ReadPacket());
fields.Add(fp);
}
ReadEofPacket();
var rowData = new List <RowDataPacket>();
while (true)
{
var body = _channel.ReadPacket();
if (body.Buffer[0] == 254)
{
break;
}
var rowDataPacket = new RowDataPacket();
rowDataPacket.FromBytes(body);
rowData.Add(rowDataPacket);
}
var resultSet = new ResultSetPacket();
resultSet.FieldDescriptors.AddRange(fields);
foreach (var r in rowData)
{
resultSet.FieldValues.AddRange(r.Columns);
}
resultSet.SourceAddress = Address;
return(resultSet);
}
