diff options
Diffstat (limited to 'OpenSim.Servers/CheckSumServer.cs')
| -rw-r--r-- | OpenSim.Servers/CheckSumServer.cs | 99 |
1 files changed, 99 insertions, 0 deletions
diff --git a/OpenSim.Servers/CheckSumServer.cs b/OpenSim.Servers/CheckSumServer.cs new file mode 100644 index 0000000..dc83192 --- /dev/null +++ b/OpenSim.Servers/CheckSumServer.cs | |||
| @@ -0,0 +1,99 @@ | |||
| 1 | using System; | ||
| 2 | using System.Text; | ||
| 3 | using System.IO; | ||
| 4 | using System.Threading; | ||
| 5 | using System.Net; | ||
| 6 | using System.Net.Sockets; | ||
| 7 | using System.Timers; | ||
| 8 | using System.Reflection; | ||
| 9 | using System.Collections; | ||
| 10 | using System.Collections.Generic; | ||
| 11 | using libsecondlife; | ||
| 12 | using libsecondlife.Packets; | ||
| 13 | using OpenSim.Framework.Console; | ||
| 14 | |||
| 15 | |||
| 16 | namespace OpenSim.Servers | ||
| 17 | { | ||
| 18 | public class CheckSumServer : UDPServerBase | ||
| 19 | { | ||
| 20 | protected ConsoleBase m_console; | ||
| 21 | |||
| 22 | public CheckSumServer(int port, ConsoleBase console) | ||
| 23 | { | ||
| 24 | listenPort = port; | ||
| 25 | this.m_console = console; | ||
| 26 | } | ||
| 27 | |||
| 28 | protected override void OnReceivedData(IAsyncResult result) | ||
| 29 | { | ||
| 30 | ipeSender = new IPEndPoint(IPAddress.Any, 0); | ||
| 31 | epSender = (EndPoint)ipeSender; | ||
| 32 | Packet packet = null; | ||
| 33 | int numBytes = Server.EndReceiveFrom(result, ref epSender); | ||
| 34 | int packetEnd = numBytes - 1; | ||
| 35 | |||
| 36 | packet = Packet.BuildPacket(RecvBuffer, ref packetEnd, ZeroBuffer); | ||
| 37 | |||
| 38 | // do we already have a circuit for this endpoint | ||
| 39 | if (packet.Type == PacketType.SecuredTemplateChecksumRequest) | ||
| 40 | { | ||
| 41 | SecuredTemplateChecksumRequestPacket checksum = (SecuredTemplateChecksumRequestPacket)packet; | ||
| 42 | TemplateChecksumReplyPacket checkreply = new TemplateChecksumReplyPacket(); | ||
| 43 | checkreply.DataBlock.Checksum = 180572585; | ||
| 44 | checkreply.DataBlock.Flags = 0; | ||
| 45 | checkreply.DataBlock.MajorVersion = 1; | ||
| 46 | checkreply.DataBlock.MinorVersion = 15; | ||
| 47 | checkreply.DataBlock.PatchVersion = 0; | ||
| 48 | checkreply.DataBlock.ServerVersion = 2; | ||
| 49 | checkreply.TokenBlock.Token = checksum.TokenBlock.Token; | ||
| 50 | this.SendPacket(checkreply, epSender); | ||
| 51 | |||
| 52 | } | ||
| 53 | else | ||
| 54 | { // invalid client | ||
| 55 | // Console.Error.WriteLine("CheckSumServer.cs:OnReceivedData() - WARNING: Got a invalid packet from an invalid client - " + epSender.ToString()); | ||
| 56 | } | ||
| 57 | |||
| 58 | Server.BeginReceiveFrom(RecvBuffer, 0, RecvBuffer.Length, SocketFlags.None, ref epSender, ReceivedData, null); | ||
| 59 | } | ||
| 60 | |||
| 61 | |||
| 62 | private void SendPacket(Packet Pack, EndPoint endp) | ||
| 63 | { | ||
| 64 | if (!Pack.Header.Resent) | ||
| 65 | { | ||
| 66 | // Set the sequence number | ||
| 67 | |||
| 68 | Pack.Header.Sequence = 1; | ||
| 69 | |||
| 70 | } | ||
| 71 | byte[] ZeroOutBuffer = new byte[4096]; | ||
| 72 | byte[] sendbuffer; | ||
| 73 | sendbuffer = Pack.ToBytes(); | ||
| 74 | |||
| 75 | try | ||
| 76 | { | ||
| 77 | if (Pack.Header.Zerocoded) | ||
| 78 | { | ||
| 79 | int packetsize = Helpers.ZeroEncode(sendbuffer, sendbuffer.Length, ZeroOutBuffer); | ||
| 80 | this.SendPackTo(ZeroOutBuffer, packetsize, SocketFlags.None, endp); | ||
| 81 | } | ||
| 82 | else | ||
| 83 | { | ||
| 84 | this.SendPackTo(sendbuffer, sendbuffer.Length, SocketFlags.None, endp); | ||
| 85 | } | ||
| 86 | } | ||
| 87 | catch (Exception) | ||
| 88 | { | ||
| 89 | OpenSim.Framework.Console.MainConsole.Instance.WriteLine(OpenSim.Framework.Console.LogPriority.MEDIUM, "OpenSimClient.cs:ProcessOutPacket() - WARNING: Socket exception occurred on connection "); | ||
| 90 | |||
| 91 | } | ||
| 92 | } | ||
| 93 | |||
| 94 | private void SendPackTo(byte[] buffer, int size, SocketFlags flags, EndPoint endp) | ||
| 95 | { | ||
| 96 | this.Server.SendTo(buffer, size, flags, endp); | ||
| 97 | } | ||
| 98 | } | ||
| 99 | } \ No newline at end of file | ||