Elijah/CollabVM-Agent-Windows
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add ACK

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Elijah R 2023-12-10 13:55:12 -05:00
parent 931b866ea9
commit 3716ba482f
2 changed files with 24 additions and 2 deletions
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3
CollabVMAgent/Protocol.cs
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@ -10,6 +10,7 @@ namespace CollabVMAgent.Protocol
} }
public enum ProtocolOperation : ushort public enum ProtocolOperation : ushort
{ {
UploadFile = 0 UploadFile = 0,
ACK = 1
} }
} }

23
CollabVMAgent/VirtIOSerial.cs
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@ -1,4 +1,6 @@
using System; using CollabVMAgent.Protocol;
using MsgPack.Serialization;
using System;
using System.Collections.Generic; using System.Collections.Generic;
using System.IO; using System.IO;
using System.Linq; using System.Linq;
@ -12,6 +14,7 @@ namespace CollabVMAgent
{ {
public class VirtIOSerial : IDisposable public class VirtIOSerial : IDisposable
{ {
MessagePackSerializer serializer = MessagePackSerializer.Get<ProtocolMessage>();
const int READ_INTERVAL = 3000; const int READ_INTERVAL = 3000;
const int COPY_BUFFER_SIZE = 4096; const int COPY_BUFFER_SIZE = 4096;
static Guid GUID_VIOSERIAL_PORT = new Guid(0x6fde7521, 0x1b65, 0x48ae, 0xb6, 0x28, 0x80, 0xbe, 0x62, 0x1, 0x60, 0x26); static Guid GUID_VIOSERIAL_PORT = new Guid(0x6fde7521, 0x1b65, 0x48ae, 0xb6, 0x28, 0x80, 0xbe, 0x62, 0x1, 0x60, 0x26);
@ -41,6 +44,19 @@ namespace CollabVMAgent
uint wrote; uint wrote;
return WriteFile(viohnd, data, (uint)data.Length, out wrote, IntPtr.Zero); return WriteFile(viohnd, data, (uint)data.Length, out wrote, IntPtr.Zero);
} }
public bool WriteMsg(ProtocolMessage msg)
{
byte[] message;
using (var ms = new MemoryStream())
{
serializer.Pack(ms, msg);
message = ms.ToArray();
}
byte[] header = BitConverter.GetBytes((UInt32)message.Length);
if (!Write(header)) return false;
return Write(message);
}
void ReadLoop() void ReadLoop()
{ {
@ -93,6 +109,11 @@ namespace CollabVMAgent
position += read; position += read;
} }
byte[] payload = ms.ToArray(); byte[] payload = ms.ToArray();
if (this.WriteMsg(new ProtocolMessage
{
Operation = ProtocolOperation.ACK
}))
Console.WriteLine("Wrote ACK to serial.");
ms.Dispose(); ms.Dispose();
Data.Invoke(this, new TypedEventArgs<byte[]>(payload)); Data.Invoke(this, new TypedEventArgs<byte[]>(payload));
} }