# < Summary

Information

Class: | Renci.SshNet.ForwardedPortLocal
Assembly: | Renci.SshNet
File(s): | \home\appveyor\projects\ssh-net\src\Renci.SshNet\ForwardedPortLocal.cs

Line coverage
71%

Covered lines: | 152
Uncovered lines: | 62
Coverable lines: | 214
Total lines: | 453
Line coverage: | 71%

Branch coverage
69%

Covered branches: | 36
Total branches: | 52
Branch coverage: | 69.2%

Method coverage

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# Metrics

Method | Branch coverage | Cyclomatic complexity | Line coverage
--- | --- | --- | ---
get_BoundHost() | 100% | 1 | 100%
get_BoundPort() | 100% | 1 | 100%
get_Host() | 100% | 1 | 100%
get_Port() | 100% | 1 | 100%
get_IsStarted() | 100% | 1 | 100%
.ctor(...) | 100% | 1 | 100%
.ctor(...) | 100% | 1 | 100%
.ctor(...) | 100% | 4 | 100%
StartPort() | 50% | 2 | 50%
StopPort(...) | 100% | 2 | 100%
CheckDisposed() | 100% | 1 | 100%
Dispose(...) | 100% | 2 | 100%
Finalize() | 100% | 1 | 100%
InternalStart() | 100% | 1 | 100%
StartAccept(...) | 50% | 10 | 64%
AcceptCompleted(...) | 87.5% | 8 | 69.23%
ProcessAccept(...) | 50% | 2 | 65.62%
InitializePendingChannelCountdown() | 100% | 2 | 100%
CloseClientSocket(...) | 0% | 2 | 0%
StopListener() | 75% | 4 | 100%
InternalStop(...) | 50% | 2 | 57.14%
InternalDispose(...) | 100% | 6 | 100%
Session_Disconnected(...) | 0% | 2 | 0%
Session_ErrorOccured(...) | 0% | 2 | 0%
Channel_Exception(...) | 100% | 1 | 0%

# File(s)

## \home\appveyor\projects\ssh-net\src\Renci.SshNet\ForwardedPortLocal.cs

| # | Line |  | Line coverage
--- | --- | --- | --- | ---
|  | `1` |  | `using System;`
|  | `2` |  | `using System.Net;`
|  | `3` |  | `using System.Net.Sockets;`
|  | `4` |  | `using System.Threading;`
|  | `5` |  | ``
|  | `6` |  | `using Renci.SshNet.Abstractions;`
|  | `7` |  | `using Renci.SshNet.Common;`
|  | `8` |  | ``
|  | `9` |  | `namespace Renci.SshNet`
|  | `10` |  | `{`
|  | `11` |  | `/// <summary>`
|  | `12` |  | `/// Provides functionality for local port forwarding.`
|  | `13` |  | `/// </summary>`
|  | `14` |  | `public partial class ForwardedPortLocal : ForwardedPort`
|  | `15` |  | `{`
|  | `16` |  | `private ForwardedPortStatus _status;`
|  | `17` |  | `private bool _isDisposed;`
|  | `18` |  | `private Socket _listener;`
|  | `19` |  | `private CountdownEvent _pendingChannelCountdown;`
|  | `20` |  | ``
|  | `21` |  | `/// <summary>`
|  | `22` |  | `/// Gets the bound host.`
|  | `23` |  | `/// </summary>`
| 420 | `24` |  | `public string BoundHost { get; private set; }`
|  | `25` |  | ``
|  | `26` |  | `/// <summary>`
|  | `27` |  | `/// Gets the bound port.`
|  | `28` |  | `/// </summary>`
| 580 | `29` |  | `public uint BoundPort { get; private set; }`
|  | `30` |  | ``
|  | `31` |  | `/// <summary>`
|  | `32` |  | `/// Gets the forwarded host.`
|  | `33` |  | `/// </summary>`
| 458 | `34` |  | `public string Host { get; private set; }`
|  | `35` |  | ``
|  | `36` |  | `/// <summary>`
|  | `37` |  | `/// Gets the forwarded port.`
|  | `38` |  | `/// </summary>`
| 452 | `39` |  | `public uint Port { get; private set; }`
|  | `40` |  | ``
|  | `41` |  | `/// <summary>`
|  | `42` |  | `/// Gets a value indicating whether port forwarding is started.`
|  | `43` |  | `/// </summary>`
|  | `44` |  | `/// <value>`
|  | `45` |  | `/// <see langword="true"/> if port forwarding is started; otherwise, <see langword="false"/>.`
|  | `46` |  | `/// </value>`
|  | `47` |  | `public override bool IsStarted`
|  | `48` |  | `{`
| 1995 | `49` |  | `get { return _status == ForwardedPortStatus.Started; }`
|  | `50` |  | `}`
|  | `51` |  | ``
|  | `52` |  | `/// <summary>`
|  | `53` |  | `/// Initializes a new instance of the <see cref="ForwardedPortLocal"/> class.`
|  | `54` |  | `/// </summary>`
|  | `55` |  | `/// <param name="boundPort">The bound port.</param>`
|  | `56` |  | `/// <param name="host">The host.</param>`
|  | `57` |  | `/// <param name="port">The port.</param>`
|  | `58` |  | `/// <exception cref="ArgumentOutOfRangeException"><paramref name="boundPort" /> is greater than <see cref="IPEnd`
|  | `59` |  | `/// <exception cref="ArgumentNullException"><paramref name="host"/> is <see langword="null"/>.</exception>`
|  | `60` |  | `/// <exception cref="ArgumentOutOfRangeException"><paramref name="port" /> is greater than <see cref="IPEndPoint`
|  | `61` |  | `/// <example>`
|  | `62` |  | `/// <code source="..\..\src\Renci.SshNet.Tests\Classes\ForwardedPortLocalTest.cs" region="Example SshClient`
|  | `63` |  | `/// </example>`
|  | `64` |  | `public ForwardedPortLocal(uint boundPort, string host, uint port)`
| 3 | `65` |  | `: this(string.Empty, boundPort, host, port)`
| 3 | `66` |  | `{`
| 3 | `67` |  | `}`
|  | `68` |  | ``
|  | `69` |  | `/// <summary>`
|  | `70` |  | `/// Initializes a new instance of the <see cref="ForwardedPortLocal"/> class.`
|  | `71` |  | `/// </summary>`
|  | `72` |  | `/// <param name="boundHost">The bound host.</param>`
|  | `73` |  | `/// <param name="host">The host.</param>`
|  | `74` |  | `/// <param name="port">The port.</param>`
|  | `75` |  | `/// <exception cref="ArgumentNullException"><paramref name="boundHost"/> is <see langword="null"/>.</exception>`
|  | `76` |  | `/// <exception cref="ArgumentNullException"><paramref name="host"/> is <see langword="null"/>.</exception>`
|  | `77` |  | `/// <exception cref="ArgumentOutOfRangeException"><paramref name="port" /> is greater than <see cref="IPEndPoint`
|  | `78` |  | `public ForwardedPortLocal(string boundHost, string host, uint port)`
| 24 | `79` |  | `: this(boundHost, 0, host, port)`
| 24 | `80` |  | `{`
| 24 | `81` |  | `}`
|  | `82` |  | ``
|  | `83` |  | `/// <summary>`
|  | `84` |  | `/// Initializes a new instance of the <see cref="ForwardedPortLocal"/> class.`
|  | `85` |  | `/// </summary>`
|  | `86` |  | `/// <param name="boundHost">The bound host.</param>`
|  | `87` |  | `/// <param name="boundPort">The bound port.</param>`
|  | `88` |  | `/// <param name="host">The host.</param>`
|  | `89` |  | `/// <param name="port">The port.</param>`
|  | `90` |  | `/// <exception cref="ArgumentNullException"><paramref name="boundHost"/> is <see langword="null"/>.</exception>`
|  | `91` |  | `/// <exception cref="ArgumentNullException"><paramref name="host"/> is <see langword="null"/>.</exception>`
|  | `92` |  | `/// <exception cref="ArgumentOutOfRangeException"><paramref name="boundPort" /> is greater than <see cref="IPEnd`
|  | `93` |  | `/// <exception cref="ArgumentOutOfRangeException"><paramref name="port" /> is greater than <see cref="IPEndPoint`
| 254 | `94` |  | `public ForwardedPortLocal(string boundHost, uint boundPort, string host, uint port)`
| 254 | `95` |  | `{`
| 254 | `96` |  | `if (boundHost is null)`
| 3 | `97` |  | `{`
| 3 | `98` |  | `throw new ArgumentNullException(nameof(boundHost));`
|  | `99` |  | `}`
|  | `100` |  | ``
| 251 | `101` |  | `if (host is null)`
| 3 | `102` |  | `{`
| 3 | `103` |  | `throw new ArgumentNullException(nameof(host));`
|  | `104` |  | `}`
|  | `105` |  | ``
| 248 | `106` |  | `boundPort.ValidatePort("boundPort");`
| 248 | `107` |  | `port.ValidatePort("port");`
|  | `108` |  | ``
| 248 | `109` |  | `BoundHost = boundHost;`
| 248 | `110` |  | `BoundPort = boundPort;`
| 248 | `111` |  | `Host = host;`
| 248 | `112` |  | `Port = port;`
| 248 | `113` |  | `_status = ForwardedPortStatus.Stopped;`
| 248 | `114` |  | `}`
|  | `115` |  | ``
|  | `116` |  | `/// <summary>`
|  | `117` |  | `/// Starts local port forwarding.`
|  | `118` |  | `/// </summary>`
|  | `119` |  | `protected override void StartPort()`
| 166 | `120` |  | `{`
| 166 | `121` |  | `if (!ForwardedPortStatus.ToStarting(ref _status))`
| 0 | `122` |  | `{`
| 0 | `123` |  | `return;`
|  | `124` |  | `}`
|  | `125` |  | ``
|  | `126` |  | `try`
| 166 | `127` |  | `{`
| 166 | `128` |  | `InternalStart();`
| 166 | `129` |  | `}`
| 0 | `130` |  | `catch (Exception)`
| 0 | `131` |  | `{`
| 0 | `132` |  | `_status = ForwardedPortStatus.Stopped;`
| 0 | `133` |  | `throw;`
|  | `134` |  | `}`
| 166 | `135` |  | `}`
|  | `136` |  | ``
|  | `137` |  | `/// <summary>`
|  | `138` |  | `/// Stops local port forwarding, and waits for the specified timeout until all pending`
|  | `139` |  | `/// requests are processed.`
|  | `140` |  | `/// </summary>`
|  | `141` |  | `/// <param name="timeout">The maximum amount of time to wait for pending requests to finish processing.</param>`
|  | `142` |  | `protected override void StopPort(TimeSpan timeout)`
| 268 | `143` |  | `{`
| 268 | `144` |  | `if (!ForwardedPortStatus.ToStopping(ref _status))`
| 102 | `145` |  | `{`
| 102 | `146` |  | `return;`
|  | `147` |  | `}`
|  | `148` |  | ``
|  | `149` |  | `// signal existing channels that the port is closing`
| 166 | `150` |  | `base.StopPort(timeout);`
|  | `151` |  | ``
|  | `152` |  | `// prevent new requests from getting processed`
| 166 | `153` |  | `StopListener();`
|  | `154` |  | ``
|  | `155` |  | `// wait for open channels to close`
| 166 | `156` |  | `InternalStop(timeout);`
|  | `157` |  | ``
|  | `158` |  | `// mark port stopped`
| 166 | `159` |  | `_status = ForwardedPortStatus.Stopped;`
| 268 | `160` |  | `}`
|  | `161` |  | ``
|  | `162` |  | `/// <summary>`
|  | `163` |  | `/// Ensures the current instance is not disposed.`
|  | `164` |  | `/// </summary>`
|  | `165` |  | `/// <exception cref="ObjectDisposedException">The current instance is disposed.</exception>`
|  | `166` |  | `protected override void CheckDisposed()`
| 220 | `167` |  | `{`
|  | `168` |  | `#if NET7_0_OR_GREATER`
| 148 | `169` |  | `ObjectDisposedException.ThrowIf(_isDisposed, this);`
|  | `170` |  | `#else`
| 72 | `171` |  | `if (_isDisposed)`
| 3 | `172` |  | `{`
| 3 | `173` |  | `throw new ObjectDisposedException(GetType().FullName);`
|  | `174` |  | `}`
|  | `175` |  | `#endif // NET7_0_OR_GREATER`
| 211 | `176` |  | `}`
|  | `177` |  | ``
|  | `178` |  | `/// <summary>`
|  | `179` |  | `/// Releases unmanaged and - optionally - managed resources.`
|  | `180` |  | `/// </summary>`
|  | `181` |  | `/// <param name="disposing"><see langword="true"/> to release both managed and unmanaged resources; <see langwor`
|  | `182` |  | `protected override void Dispose(bool disposing)`
| 365 | `183` |  | `{`
| 365 | `184` |  | `if (_isDisposed)`
| 111 | `185` |  | `{`
| 111 | `186` |  | `return;`
|  | `187` |  | `}`
|  | `188` |  | ``
| 254 | `189` |  | `base.Dispose(disposing);`
| 254 | `190` |  | `InternalDispose(disposing);`
| 254 | `191` |  | `_isDisposed = true;`
| 365 | `192` |  | `}`
|  | `193` |  | ``
|  | `194` |  | `/// <summary>`
|  | `195` |  | `/// Finalizes an instance of the <see cref="ForwardedPortLocal"/> class.`
|  | `196` |  | `/// </summary>`
|  | `197` |  | `~ForwardedPortLocal()`
| 48 | `198` |  | `{`
| 24 | `199` |  | `Dispose(disposing: false);`
| 48 | `200` |  | `}`
|  | `201` |  | ``
|  | `202` |  | `private void InternalStart()`
| 166 | `203` |  | `{`
| 166 | `204` |  | `var addr = DnsAbstraction.GetHostAddresses(BoundHost)[0];`
| 166 | `205` |  | `var ep = new IPEndPoint(addr, (int) BoundPort);`
|  | `206` |  | ``
| 166 | `207` |  | `_listener = new Socket(ep.AddressFamily, SocketType.Stream, ProtocolType.Tcp) { NoDelay = true };`
| 166 | `208` |  | `_listener.Bind(ep);`
| 166 | `209` |  | `_listener.Listen(5);`
|  | `210` |  | ``
|  | `211` |  | `// update bound port (in case original was passed as zero)`
| 166 | `212` |  | `BoundPort = (uint) ((IPEndPoint) _listener.LocalEndPoint).Port;`
|  | `213` |  | ``
| 166 | `214` |  | `Session.ErrorOccured += Session_ErrorOccured;`
| 166 | `215` |  | `Session.Disconnected += Session_Disconnected;`
|  | `216` |  | ``
| 166 | `217` |  | `InitializePendingChannelCountdown();`
|  | `218` |  | ``
|  | `219` |  | `// consider port started when we're listening for inbound connections`
| 166 | `220` |  | `_status = ForwardedPortStatus.Started;`
|  | `221` |  | ``
| 166 | `222` |  | `StartAccept(e: null);`
| 166 | `223` |  | `}`
|  | `224` |  | ``
|  | `225` |  | `private void StartAccept(SocketAsyncEventArgs e)`
| 232 | `226` |  | `{`
| 232 | `227` |  | `if (e is null)`
| 166 | `228` |  | `{`
|  | `229` |  | `#pragma warning disable CA2000 // Dispose objects before losing scope`
| 166 | `230` |  | `e = new SocketAsyncEventArgs();`
|  | `231` |  | `#pragma warning restore CA2000 // Dispose objects before losing scope`
| 166 | `232` |  | `e.Completed += AcceptCompleted;`
| 166 | `233` |  | `}`
|  | `234` |  | `else`
| 66 | `235` |  | `{`
|  | `236` |  | `// clear the socket as we're reusing the context object`
| 66 | `237` |  | `e.AcceptSocket = null;`
| 66 | `238` |  | `}`
|  | `239` |  | ``
|  | `240` |  | `// only accept new connections while we are started`
| 232 | `241` |  | `if (IsStarted)`
| 232 | `242` |  | `{`
|  | `243` |  | `try`
| 232 | `244` |  | `{`
| 232 | `245` |  | `if (!_listener.AcceptAsync(e))`
| 0 | `246` |  | `{`
| 0 | `247` |  | `AcceptCompleted(sender: null, e);`
| 0 | `248` |  | `}`
| 232 | `249` |  | `}`
| 0 | `250` |  | `catch (ObjectDisposedException)`
| 0 | `251` |  | `{`
| 0 | `252` |  | `if (_status == ForwardedPortStatus.Stopping || _status == ForwardedPortStatus.Stopped)`
| 0 | `253` |  | `{`
|  | `254` |  | `// ignore ObjectDisposedException while stopping or stopped`
| 0 | `255` |  | `return;`
|  | `256` |  | `}`
|  | `257` |  | ``
| 0 | `258` |  | `throw;`
|  | `259` |  | `}`
| 232 | `260` |  | `}`
| 232 | `261` |  | `}`
|  | `262` |  | ``
|  | `263` |  | `private void AcceptCompleted(object sender, SocketAsyncEventArgs e)`
| 232 | `264` |  | `{`
| 232 | `265` |  | `if (e.SocketError is SocketError.OperationAborted or SocketError.NotSocket)`
| 166 | `266` |  | `{`
|  | `267` |  | `// server was stopped`
| 166 | `268` |  | `return;`
|  | `269` |  | `}`
|  | `270` |  | ``
|  | `271` |  | `// capture client socket`
| 66 | `272` |  | `var clientSocket = e.AcceptSocket;`
|  | `273` |  | ``
| 66 | `274` |  | `if (e.SocketError != SocketError.Success)`
| 0 | `275` |  | `{`
|  | `276` |  | `// accept new connection`
| 0 | `277` |  | `StartAccept(e);`
|  | `278` |  | ``
|  | `279` |  | `// dispose broken client socket`
| 0 | `280` |  | `CloseClientSocket(clientSocket);`
| 0 | `281` |  | `return;`
|  | `282` |  | `}`
|  | `283` |  | ``
|  | `284` |  | `// accept new connection`
| 66 | `285` |  | `StartAccept(e);`
|  | `286` |  | ``
|  | `287` |  | `// process connection`
| 66 | `288` |  | `ProcessAccept(clientSocket);`
| 232 | `289` |  | `}`
|  | `290` |  | ``
|  | `291` |  | `private void ProcessAccept(Socket clientSocket)`
| 66 | `292` |  | `{`
|  | `293` |  | `// close the client socket if we're no longer accepting new connections`
| 66 | `294` |  | `if (!IsStarted)`
| 0 | `295` |  | `{`
| 0 | `296` |  | `CloseClientSocket(clientSocket);`
| 0 | `297` |  | `return;`
|  | `298` |  | `}`
|  | `299` |  | ``
|  | `300` |  | `// capture the countdown event that we're adding a count to, as we need to make sure that we'll be signaling`
|  | `301` |  | `// that same instance; the instance field for the countdown event is re-initialized when the port is restart`
|  | `302` |  | `// and at that time there may still be pending requests`
| 66 | `303` |  | `var pendingChannelCountdown = _pendingChannelCountdown;`
|  | `304` |  | ``
| 66 | `305` |  | `pendingChannelCountdown.AddCount();`
|  | `306` |  | ``
|  | `307` |  | `try`
| 66 | `308` |  | `{`
| 66 | `309` |  | `var originatorEndPoint = (IPEndPoint) clientSocket.RemoteEndPoint;`
|  | `310` |  | ``
| 66 | `311` |  | `RaiseRequestReceived(originatorEndPoint.Address.ToString(),`
| 66 | `312` |  | `(uint) originatorEndPoint.Port);`
|  | `313` |  | ``
| 66 | `314` |  | `using (var channel = Session.CreateChannelDirectTcpip())`
| 66 | `315` |  | `{`
| 66 | `316` |  | `channel.Exception += Channel_Exception;`
| 66 | `317` |  | `channel.Open(Host, Port, this, clientSocket);`
| 66 | `318` |  | `channel.Bind();`
| 66 | `319` |  | `}`
| 66 | `320` |  | `}`
| 0 | `321` |  | `catch (Exception exp)`
| 0 | `322` |  | `{`
| 0 | `323` |  | `RaiseExceptionEvent(exp);`
| 0 | `324` |  | `CloseClientSocket(clientSocket);`
| 0 | `325` |  | `}`
|  | `326` |  | `finally`
| 66 | `327` |  | `{`
|  | `328` |  | `// take into account that CountdownEvent has since been disposed; when stopping the port we`
|  | `329` |  | `// wait for a given time for the channels to close, but once that timeout period has elapsed`
|  | `330` |  | `// the CountdownEvent will be disposed`
|  | `331` |  | `try`
| 66 | `332` |  | `{`
| 66 | `333` |  | `_ = pendingChannelCountdown.Signal();`
| 66 | `334` |  | `}`
| 0 | `335` |  | `catch (ObjectDisposedException)`
| 0 | `336` |  | `{`
|  | `337` |  | `// Ignore any ObjectDisposedException`
| 0 | `338` |  | `}`
| 66 | `339` |  | `}`
| 66 | `340` |  | `}`
|  | `341` |  | ``
|  | `342` |  | `/// <summary>`
|  | `343` |  | `/// Initializes the <see cref="CountdownEvent"/>.`
|  | `344` |  | `/// </summary>`
|  | `345` |  | `/// <remarks>`
|  | `346` |  | `/// <para>`
|  | `347` |  | `/// When the port is started for the first time, a <see cref="CountdownEvent"/> is created with an initial count`
|  | `348` |  | `/// of <c>1</c>.`
|  | `349` |  | `/// </para>`
|  | `350` |  | `/// <para>`
|  | `351` |  | `/// On subsequent (re)starts, we'll dispose the current <see cref="CountdownEvent"/> and create a new one with`
|  | `352` |  | `/// initial count of <c>1</c>.`
|  | `353` |  | `/// </para>`
|  | `354` |  | `/// </remarks>`
|  | `355` |  | `private void InitializePendingChannelCountdown()`
| 166 | `356` |  | `{`
| 166 | `357` |  | `var original = Interlocked.Exchange(ref _pendingChannelCountdown, new CountdownEvent(1));`
| 166 | `358` |  | `original?.Dispose();`
| 166 | `359` |  | `}`
|  | `360` |  | ``
|  | `361` |  | `private static void CloseClientSocket(Socket clientSocket)`
| 0 | `362` |  | `{`
| 0 | `363` |  | `if (clientSocket.Connected)`
| 0 | `364` |  | `{`
|  | `365` |  | `try`
| 0 | `366` |  | `{`
| 0 | `367` |  | `clientSocket.Shutdown(SocketShutdown.Send);`
| 0 | `368` |  | `}`
| 0 | `369` |  | `catch (Exception)`
| 0 | `370` |  | `{`
|  | `371` |  | `// ignore exception when client socket was already closed`
| 0 | `372` |  | `}`
| 0 | `373` |  | `}`
|  | `374` |  | ``
| 0 | `375` |  | `clientSocket.Dispose();`
| 0 | `376` |  | `}`
|  | `377` |  | ``
|  | `378` |  | `/// <summary>`
|  | `379` |  | `/// Interrupts the listener, and unsubscribes from <see cref="Session"/> events.`
|  | `380` |  | `/// </summary>`
|  | `381` |  | `private void StopListener()`
| 166 | `382` |  | `{`
|  | `383` |  | `// close listener socket`
| 166 | `384` |  | `_listener?.Dispose();`
|  | `385` |  | ``
|  | `386` |  | `// unsubscribe from session events`
| 166 | `387` |  | `var session = Session;`
| 166 | `388` |  | `if (session != null)`
| 166 | `389` |  | `{`
| 166 | `390` |  | `session.ErrorOccured -= Session_ErrorOccured;`
| 166 | `391` |  | `session.Disconnected -= Session_Disconnected;`
| 166 | `392` |  | `}`
| 166 | `393` |  | `}`
|  | `394` |  | ``
|  | `395` |  | `/// <summary>`
|  | `396` |  | `/// Waits for pending channels to close.`
|  | `397` |  | `/// </summary>`
|  | `398` |  | `/// <param name="timeout">The maximum time to wait for the pending channels to close.</param>`
|  | `399` |  | `private void InternalStop(TimeSpan timeout)`
| 166 | `400` |  | `{`
| 166 | `401` |  | `_ = _pendingChannelCountdown.Signal();`
|  | `402` |  | ``
| 166 | `403` |  | `if (!_pendingChannelCountdown.Wait(timeout))`
| 0 | `404` |  | `{`
|  | `405` |  | `// TODO: log as warning`
| 0 | `406` |  | `DiagnosticAbstraction.Log("Timeout waiting for pending channels in local forwarded port to close.");`
| 0 | `407` |  | `}`
| 166 | `408` |  | `}`
|  | `409` |  | ``
|  | `410` |  | `private void InternalDispose(bool disposing)`
| 254 | `411` |  | `{`
| 254 | `412` |  | `if (disposing)`
| 230 | `413` |  | `{`
| 230 | `414` |  | `var listener = _listener;`
| 230 | `415` |  | `if (listener is not null)`
| 151 | `416` |  | `{`
| 151 | `417` |  | `_listener = null;`
| 151 | `418` |  | `listener.Dispose();`
| 151 | `419` |  | `}`
|  | `420` |  | ``
| 230 | `421` |  | `var pendingRequestsCountdown = _pendingChannelCountdown;`
| 230 | `422` |  | `if (pendingRequestsCountdown is not null)`
| 151 | `423` |  | `{`
| 151 | `424` |  | `_pendingChannelCountdown = null;`
| 151 | `425` |  | `pendingRequestsCountdown.Dispose();`
| 151 | `426` |  | `}`
| 230 | `427` |  | `}`
| 254 | `428` |  | `}`
|  | `429` |  | ``
|  | `430` |  | `private void Session_Disconnected(object sender, EventArgs e)`
| 0 | `431` |  | `{`
| 0 | `432` |  | `var session = Session;`
| 0 | `433` |  | `if (session is not null)`
| 0 | `434` |  | `{`
| 0 | `435` |  | `StopPort(session.ConnectionInfo.Timeout);`
| 0 | `436` |  | `}`
| 0 | `437` |  | `}`
|  | `438` |  | ``
|  | `439` |  | `private void Session_ErrorOccured(object sender, ExceptionEventArgs e)`
| 0 | `440` |  | `{`
| 0 | `441` |  | `var session = Session;`
| 0 | `442` |  | `if (session is not null)`
| 0 | `443` |  | `{`
| 0 | `444` |  | `StopPort(session.ConnectionInfo.Timeout);`
| 0 | `445` |  | `}`
| 0 | `446` |  | `}`
|  | `447` |  | ``
|  | `448` |  | `private void Channel_Exception(object sender, ExceptionEventArgs e)`
| 0 | `449` |  | `{`
| 0 | `450` |  | `RaiseExceptionEvent(e.Exception);`
| 0 | `451` |  | `}`
|  | `452` |  | `}`
|  | `453` |  | `}`

# Methods/Properties

get_BoundHost()
get_BoundPort()
get_Host()
get_Port()
get_IsStarted()
.ctor(System.UInt32,System.String,System.UInt32)
.ctor(System.String,System.String,System.UInt32)
.ctor(System.String,System.UInt32,System.String,System.UInt32)
StartPort()
StopPort(System.TimeSpan)
CheckDisposed()
Dispose(System.Boolean)
Finalize()
InternalStart()
StartAccept(System.Net.Sockets.SocketAsyncEventArgs)
AcceptCompleted(System.Object,System.Net.Sockets.SocketAsyncEventArgs)
ProcessAccept(System.Net.Sockets.Socket)
InitializePendingChannelCountdown()
CloseClientSocket(System.Net.Sockets.Socket)
StopListener()
InternalStop(System.TimeSpan)
InternalDispose(System.Boolean)
Session_Disconnected(System.Object,System.EventArgs)
Session_ErrorOccured(System.Object,Renci.SshNet.Common.ExceptionEventArgs)
Channel_Exception(System.Object,Renci.SshNet.Common.ExceptionEventArgs)