106 lines
3.0 KiB
C#
106 lines
3.0 KiB
C#
using RobotNet10.Script.IO;
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using System.Net.Sockets;
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namespace RobotNet10.ScriptEngine.IO;
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/// <summary>
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/// Implementation of ProfiNet connection.
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/// Note: This is a basic implementation. Full ProfiNet support may require additional libraries.
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/// </summary>
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public class ProfiNetConnection : IProfiNetConnection
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{
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private TcpClient? _tcpClient;
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private NetworkStream? _stream;
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private bool _disposed;
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public string IpAddress { get; }
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public int Slot { get; }
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public int Subslot { get; }
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public bool IsConnected { get; private set; }
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public ProfiNetConnection(string ipAddress, int slot = 1, int subslot = 1)
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{
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IpAddress = ipAddress;
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Slot = slot;
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Subslot = subslot;
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IsConnected = false;
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}
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public async Task ConnectAsync()
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{
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if (IsConnected)
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return;
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try
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{
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_tcpClient = new TcpClient();
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await _tcpClient.ConnectAsync(IpAddress, 34964); // Standard ProfiNet port
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_stream = _tcpClient.GetStream();
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IsConnected = true;
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// TODO: Implement ProfiNet DCP (Discovery and Configuration Protocol) handshake
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// This requires implementing the ProfiNet protocol stack
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}
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catch
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{
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Disconnect();
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throw;
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}
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}
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public Task DisconnectAsync()
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{
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Disconnect();
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return Task.CompletedTask;
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}
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private void Disconnect()
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{
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IsConnected = false;
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_stream?.Close();
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_stream = null;
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_tcpClient?.Close();
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_tcpClient?.Dispose();
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_tcpClient = null;
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}
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public async Task<byte[]> ReadAsync(int index, int length)
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{
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EnsureConnected();
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// TODO: Implement ProfiNet read operation
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// This requires implementing the ProfiNet IO data exchange protocol
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await Task.CompletedTask;
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throw new NotImplementedException("ProfiNet read operation is not yet fully implemented. Full ProfiNet support requires additional protocol implementation.");
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}
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public async Task WriteAsync(int index, byte[] data)
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{
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EnsureConnected();
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// TODO: Implement ProfiNet write operation
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// This requires implementing the ProfiNet IO data exchange protocol
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await Task.CompletedTask;
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throw new NotImplementedException("ProfiNet write operation is not yet fully implemented. Full ProfiNet support requires additional protocol implementation.");
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}
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private void EnsureConnected()
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{
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if (!IsConnected || _stream == null)
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{
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throw new InvalidOperationException("ProfiNet connection is not connected. Call ConnectAsync() first.");
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}
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}
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public void Dispose()
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{
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if (!_disposed)
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{
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Disconnect();
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_disposed = true;
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}
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GC.SuppressFinalize(this);
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}
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}
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