void Receiver()
{
values_for_the_base from_server_value;
values_for_the_base send_strim = new values_for_the_base();
try
{
while (client.Client.Connected)
{
string type = string.Empty;
string read_or_not = br.ReadString();
if (read_or_not == "Я_без_грузу")
{
type = br.ReadString();
var a = prog.do_work(type.ToString(), null);
send_strim.dataset = (DataSet)a;
server_side.send(send_strim);
}
else
{
from_server_value = server_side.read();
var a = prog.do_work(from_server_value.dataset.DataSetName.ToString(), from_server_value.dataset);
send_strim.dataset = (DataSet)a;
server_side.send(send_strim);
}
}
}
catch (Exception ep)
{
CloseConn();
}
}//end resiver
public bool send(values_for_the_base value)
{
try
{
#region serialize
BinaryFormatter formatter = new BinaryFormatter();
MemoryStream memstrm = new MemoryStream();
formatter.Serialize(memstrm, value);
#endregion
byte[] data = my_AES.Encrypt(memstrm.GetBuffer());
NetworkStream stream = this.my_client.GetStream();
int memsize = (int)data.Length;
byte[] size = BitConverter.GetBytes(memsize);
stream.Write(size, 0, 4);
stream.Write(data, 0, (int)memsize);
stream.Flush();
memstrm.Close();
}
catch (Exception air)
{
System.Console.WriteLine("===========Exception=============");
System.Console.WriteLine(air.ToString());
System.Console.WriteLine("=================================");
FileStream file3 = new FileStream("exchange.txt", FileMode.Append);
StreamWriter writer = new StreamWriter(file3);
writer.WriteLine("\n\n*****************************************************");
writer.WriteLine("DataTime:-->" + DateTime.Now.ToString());
writer.WriteLine("function:-->send()");
writer.WriteLine("===error====");
writer.WriteLine(air.ToString());
writer.WriteLine("===error====");
writer.WriteLine("*****************************************************\n\n");
writer.Close();
return(false);
}
return(true);
}
public values_for_the_base read()
{
values_for_the_base p = null;
try
{
NetworkStream stream = this.my_client.GetStream();
byte[] bsize = new byte[4];
if (stream.Read(bsize, 0, 4) != 4)
{
throw new IndexOutOfRangeException();
}
int size = BitConverter.ToInt32(bsize, 0);
byte[] bytes = new byte[size];
int total_read = 0;
var bytes_read = 0;
//this.my_client.ReceiveTimeout = 2000;
do
{
try
{
bytes_read = stream.Read(bytes, total_read, size - total_read);
total_read += bytes_read;
}
catch (IOException ex)
{
// if the ReceiveTimeout is reached an IOException will be raised...
// with an InnerException of type SocketException and ErrorCode 10060
var socketExept = ex.InnerException as SocketException;
if (socketExept == null || socketExept.ErrorCode != 10060)
{
// if it's not the "expected" exception, let's not hide the error
throw ex;
}
// if it is the receive timeout, then reading ended
bytes_read = 0;
}
} while (bytes_read > 0 && total_read != size);
byte[] decrypted = my_AES.Decrypt(bytes);
MemoryStream memstrm = new MemoryStream();
memstrm.Write(decrypted, 0, decrypted.Length);
memstrm.Position = 0;
BinaryFormatter formatter = new BinaryFormatter();
p = (values_for_the_base)formatter.Deserialize(memstrm);
stream.Flush();
memstrm.Close();
}
catch (Exception air)
{
System.Console.WriteLine("===========Exception=============");
System.Console.WriteLine(air.ToString());
System.Console.WriteLine("=================================");
FileStream file3 = new FileStream("exchange.txt", FileMode.Append);
StreamWriter writer = new StreamWriter(file3);
writer.WriteLine("\n\n*****************************************************");
writer.WriteLine("DataTime:-->" + DateTime.Now.ToString());
writer.WriteLine("function:-->read()");
writer.WriteLine("===error====");
writer.WriteLine(air.ToString());
writer.WriteLine("===error====");
writer.WriteLine("*****************************************************\n\n");
writer.Close();
}
return(p);
}
