NTP Analyzer  0.8.2
Analyze the operation of time servers
BinaryRequest.cs
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1 //
2 // Copyright (c) 2013-2017 Carsten Sonne Larsen <cs@innolan.net>
3 //
4 // Permission is hereby granted, free of charge, to any person obtaining a copy
5 // of this software and associated documentation files (the "Software"), to deal
6 // in the Software without restriction, including without limitation the rights
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9 // furnished to do so, subject to the following conditions:
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20 // THE SOFTWARE.
21 
22 using System.IO;
23 using System.Net;
24 using System.Net.Sockets;
25 using System.Text;
26 
27 namespace Ntp.Analyzer.Monitor.Client
28 {
29  public sealed class BinaryRequest : Request
30  {
31  public BinaryRequest(IPAddress ip, int port)
32  : base(ip, port)
33  {
34  }
35 
36  public byte[] Send(string command)
37  {
38  var clientSocket = new Socket(
39  AddressFamily.InterNetwork,
40  SocketType.Stream,
41  ProtocolType.Tcp);
42 
43  clientSocket.Connect(Server);
44 
45  byte[] sendBuffer = Encoding.UTF8.GetBytes(command);
46 
47  SocketError error;
48  clientSocket.Send(sendBuffer, 0, sendBuffer.Length, SocketFlags.None, out error);
49 
50  const int size = 4096;
51 
52  var stream = new MemoryStream(size);
53  var buffer = new byte[size];
54 
55  int length;
56 
57  do
58  {
59  length = clientSocket.Receive(buffer, 0, size, SocketFlags.None, out error);
60  stream.Write(buffer, 0, length);
61  } while (length > 0);
62 
63  clientSocket.Shutdown(SocketShutdown.Both);
64  clientSocket.Close();
65 
66  return stream.ToArray();
67  }
68  }
69 }