public byte[] seerMessageToBytes(SeerMessage msg)
{
MessageBox.Show(msg.length().ToString());
byte[] bytes = new byte[msg.length()];
IntPtr structPtr = Marshal.AllocHGlobal(msg.length());
Marshal.StructureToPtr(msg, structPtr, false);
Marshal.Copy(structPtr, bytes, 0, msg.length());
Marshal.FreeHGlobal(structPtr);
return(bytes);
}
private void button_send_Click(object sender, EventArgs e)
{
if (_tcpClient == null || !_tcpClient.Connected)
{
tcpConnet();
}
if (_tcpClient != null && _tcpClient.Connected)
{
try
{
NetworkStream serverStream = _tcpClient.GetStream();
var tt = new SeerMessage();
tt.head = bytesToStructure <SeerMessageHead>(hexStrTobyte(textBox_req_head.Text.Trim()));
tt.data = normalStrToHexByte(textBox_req_data.Text.Trim());
serverStream.Write(seerMessageHeadToBytes(tt.head), 0, Marshal.SizeOf(tt.head));
serverStream.Write(tt.data, 0, tt.data.Length);
serverStream.Flush();
byte[] inStream = new byte[16];
int tsize = serverStream.Read(inStream, 0, 16);
var recv_head = bytesToStructure <SeerMessageHead>(inStream);
byte[] recvbyte = BitConverter.GetBytes(recv_head.length);
Array.Reverse(recvbyte);
var dsize = BitConverter.ToUInt32(recvbyte, 0);
byte[] dataStream = new byte[dsize];
int asize = serverStream.Read(dataStream, 0, (int)dsize);
//Console.WriteLine(BitConverter.ToString(seerMessageHeadToBytes(recv_head)));
textBox_recv_head.Text = BitConverter.ToString(seerMessageHeadToBytes(recv_head)).Replace("-", " ");//normalStrToHexStr(Encoding.UTF8.GetString(seerMessageHeadToBytes(recv_head)));
string str = Encoding.UTF8.GetString(dataStream);
textBox_recv_data.Invoke(new EventHandler(delegate { textBox_recv_data.Text = str; }));
}
catch
{
textBox_recv_data.Invoke(new EventHandler(delegate { textBox_recv_data.Text = ""; }));
textBox_recv_head.Invoke(new EventHandler(delegate { textBox_recv_head.Text = ""; }));
}
}
}
private void button_send_Click(object sender, EventArgs e)
{
textBox_recv_data.Invoke(new EventHandler(delegate { textBox_recv_data.Text = "loading..."; }));
try
{
TcpClient client = new TcpClient(textBox_ip.Text.Trim(), Convert.ToInt32(textBox_port.Text.Trim()));
if (client.Connected)
{
NetworkStream serverStream = client.GetStream();
var newmsg = new SeerMessage();
newmsg.head = bytesToStructure <SeerMessageHead>(hexStrTobyte(textBox_req_head.Text.Trim()));
newmsg.data = normalStrToHexByte(textBox_req_data.Text.Trim());
serverStream.Write(seerMessageHeadToBytes(newmsg.head), 0, Marshal.SizeOf(newmsg.head));
serverStream.Write(newmsg.data, 0, newmsg.data.Length);
serverStream.Flush();
byte[] inStream = new byte[16];
while (16 != serverStream.Read(inStream, 0, 16))
{
Thread.Sleep(20);
}
var recv_head = bytesToStructure <SeerMessageHead>(inStream);
byte[] recvbyte = BitConverter.GetBytes(recv_head.length);
Array.Reverse(recvbyte);
var dsize = BitConverter.ToUInt32(recvbyte, 0);
const int bufferSize = 512;
List <byte> datalist = new List <byte>();
int count = 0;
while (true)
{
byte[] buffer = new byte[bufferSize];
int readSize = serverStream.Read(buffer, 0, bufferSize);
count += readSize;
datalist.AddRange(buffer);
if (count == dsize)
{
break;
}
Thread.Sleep(10);
}
textBox_recv_head.Text = BitConverter.ToString(seerMessageHeadToBytes(recv_head)).Replace("-", " ");//normalStrToHexStr(Encoding.UTF8.GetString(seerMessageHeadToBytes(recv_head)));
string str = System.Text.Encoding.UTF8.GetString(datalist.ToArray());
textBox_recv_data.Invoke(new EventHandler(delegate { textBox_recv_data.Text = str; }));
client.Close();
}
}
catch (SocketException)
{
textBox_recv_data.Invoke(new EventHandler(delegate { textBox_recv_data.Text = ""; }));
MessageBox.Show("Connect Error!");
}
catch (IOException)
{
textBox_recv_data.Invoke(new EventHandler(delegate { textBox_recv_data.Text = ""; }));
MessageBox.Show("");
}
}
