internal static SocketError DisconnectAsync(Socket socket, SafeCloseSocket handle, bool reuseSocket, DisconnectOverlappedAsyncResult asyncResult)
{
asyncResult.SetUnmanagedStructures(null);
// This can throw ObjectDisposedException
SocketError errorCode = SocketError.Success;
if (!socket.DisconnectEx(handle, asyncResult.OverlappedHandle, (int)(reuseSocket ? TransmitFileOptions.ReuseSocket : 0), 0))
{
errorCode = GetLastSocketError();
}
return(errorCode);
}
public static SocketError DisconnectAsync(Socket socket, SafeCloseSocket handle, bool reuseSocket, DisconnectOverlappedAsyncResult asyncResult)
{
throw new PlatformNotSupportedException();
}
internal static SocketError DisconnectAsync(Socket socket, SafeCloseSocket handle, bool reuseSocket, DisconnectOverlappedAsyncResult asyncResult)
{
asyncResult.SetUnmanagedStructures(null);
try
{
// This can throw ObjectDisposedException
bool success = socket.DisconnectEx(
handle,
asyncResult.OverlappedHandle,
(int)(reuseSocket ? TransmitFileOptions.ReuseSocket : 0),
0);
return(asyncResult.ProcessOverlappedResult(success, 0));
}
catch
{
asyncResult.ReleaseUnmanagedStructures();
throw;
}
}
public IAsyncResult BeginDisconnect(bool reuseSocket, AsyncCallback callback, object state)
{
// Start context-flowing op. No need to lock - we don't use the context till the callback.
DisconnectOverlappedAsyncResult asyncResult = new DisconnectOverlappedAsyncResult(this, state, callback);
asyncResult.StartPostingAsyncOp(false);
// Post the disconnect.
DoBeginDisconnect(reuseSocket, asyncResult);
// Finish flowing (or call the callback), and return.
asyncResult.FinishPostingAsyncOp();
return asyncResult;
}
private void DoBeginDisconnect(bool reuseSocket, DisconnectOverlappedAsyncResult asyncResult)
{
if(s_LoggingEnabled)Logging.Enter(Logging.Sockets, this, "BeginDisconnect",null);
if (CleanedUp) {
throw new ObjectDisposedException(this.GetType().FullName);
}
GlobalLog.Print("Socket#" + ValidationHelper.HashString(this) + "::DoBeginDisconnect() ");
#if FEATURE_PAL
throw new PlatformNotSupportedException(SR.GetString(SR.WinXPRequired));
#endif
asyncResult.SetUnmanagedStructures(null);
SocketError errorCode=SocketError.Success;
// This can throw ObjectDisposedException (handle, and retrieving the delegate).
if (!DisconnectEx(m_Handle,asyncResult.OverlappedHandle, (int)(reuseSocket?TransmitFileOptions.ReuseSocket:0),0)) {
errorCode = (SocketError)Marshal.GetLastWin32Error();
}
if (errorCode == SocketError.Success) {
SetToDisconnected();
m_RemoteEndPoint = null;
}
GlobalLog.Print("Socket#" + ValidationHelper.HashString(this) + "::DoBeginDisconnect() UnsafeNclNativeMethods.OSSOCK.DisConnectEx returns:" + errorCode.ToString());
// if the asynchronous native call fails synchronously
// we'll throw a SocketException
//
errorCode = asyncResult.CheckAsyncCallOverlappedResult(errorCode);
if (errorCode!= SocketError.Success) {
//
// update our internal state after this socket error and throw
//
SocketException socketException = new SocketException(errorCode);
UpdateStatusAfterSocketError(socketException);
if(s_LoggingEnabled)Logging.Exception(Logging.Sockets,this,"BeginDisconnect", socketException);
throw socketException;
}
GlobalLog.Print("Socket#" + ValidationHelper.HashString(this) + "::DoBeginDisconnect() returning AsyncResult:" + ValidationHelper.HashString(asyncResult));
if(s_LoggingEnabled)Logging.Exit(Logging.Sockets, this, "BeginDisconnect", asyncResult);
}
private void DoBeginDisconnect(bool reuseSocket, DisconnectOverlappedAsyncResult asyncResult)
{
if (s_loggingEnabled)
{
Logging.Enter(Logging.Sockets, this, "BeginDisconnect", null);
}
if (CleanedUp)
{
throw new ObjectDisposedException(this.GetType().FullName);
}
GlobalLog.Print("Socket#" + Logging.HashString(this) + "::DoBeginDisconnect() ");
#if FEATURE_PAL
throw new PlatformNotSupportedException(SR.WinXPRequired);
#endif
SocketError errorCode = SocketPal.DisconnectAsync(this, _handle, reuseSocket, asyncResult);
if (errorCode == SocketError.Success)
{
SetToDisconnected();
_remoteEndPoint = null;
}
GlobalLog.Print("Socket#" + Logging.HashString(this) + "::DoBeginDisconnect() Interop.Winsock.DisConnectEx returns:" + errorCode.ToString());
// Throw an appropriate SocketException if the native call fails synchronously.
errorCode = asyncResult.CheckAsyncCallOverlappedResult(errorCode);
if (errorCode != SocketError.Success)
{
// Update the internal state of this socket according to the error before throwing.
SocketException socketException = new SocketException((int)errorCode);
UpdateStatusAfterSocketError(socketException);
if (s_loggingEnabled)
{
Logging.Exception(Logging.Sockets, this, "BeginDisconnect", socketException);
}
throw socketException;
}
GlobalLog.Print("Socket#" + Logging.HashString(this) + "::DoBeginDisconnect() returning AsyncResult:" + Logging.HashString(asyncResult));
if (s_loggingEnabled)
{
Logging.Exit(Logging.Sockets, this, "BeginDisconnect", asyncResult);
}
}
public static unsafe SocketError DisconnectAsync(Socket socket, SafeCloseSocket handle, bool reuseSocket, DisconnectOverlappedAsyncResult asyncResult)
{
asyncResult.SetUnmanagedStructures(null);
SocketError errorCode = SocketError.Success;
// This can throw ObjectDisposedException (handle, and retrieving the delegate).
if (!socket.DisconnectEx(handle, asyncResult.OverlappedHandle, (int)(reuseSocket ? TransmitFileOptions.ReuseSocket : 0), 0))
{
errorCode = GetLastSocketError();
}
return errorCode;
}
private void DoBeginDisconnect(bool reuseSocket, DisconnectOverlappedAsyncResult asyncResult)
{
if (Socket.s_LoggingEnabled)
Logging.Enter(Logging.Sockets, (object) this, "BeginDisconnect", (string) null);
if (this.CleanedUp)
throw new ObjectDisposedException(this.GetType().FullName);
asyncResult.SetUnmanagedStructures((object) null);
SocketError errorCode = SocketError.Success;
if (!this.DisconnectEx(this.m_Handle, asyncResult.OverlappedHandle, reuseSocket ? 2 : 0, 0))
errorCode = (SocketError) Marshal.GetLastWin32Error();
if (errorCode == SocketError.Success)
{
this.SetToDisconnected();
this.m_RemoteEndPoint = (EndPoint) null;
}
SocketError socketError = asyncResult.CheckAsyncCallOverlappedResult(errorCode);
if (socketError != SocketError.Success)
{
SocketException socketException = new SocketException(socketError);
this.UpdateStatusAfterSocketError(socketException);
if (Socket.s_LoggingEnabled)
Logging.Exception(Logging.Sockets, (object) this, "BeginDisconnect", (Exception) socketException);
throw socketException;
}
else
{
if (!Socket.s_LoggingEnabled)
return;
Logging.Exit(Logging.Sockets, (object) this, "BeginDisconnect", (object) asyncResult);
}
}
internal static SocketError DisconnectAsync(Socket socket, SafeCloseSocket handle, bool reuseSocket, DisconnectOverlappedAsyncResult asyncResult)
{
throw new PlatformNotSupportedException(SR.net_sockets_disconnect_notsupported);
}
public IAsyncResult BeginDisconnect(bool reuseSocket, AsyncCallback callback, object state)
{
DisconnectOverlappedAsyncResult asyncResult = new DisconnectOverlappedAsyncResult(this, state, callback);
asyncResult.StartPostingAsyncOp(false);
this.DoBeginDisconnect(reuseSocket, asyncResult);
asyncResult.FinishPostingAsyncOp();
return (IAsyncResult) asyncResult;
}
private void DoBeginDisconnect(bool reuseSocket, DisconnectOverlappedAsyncResult asyncResult)
{
if (NetEventSource.IsEnabled) NetEventSource.Enter(this);
SocketError errorCode = SocketError.Success;
errorCode = SocketPal.DisconnectAsync(this, _handle, reuseSocket, asyncResult);
if (errorCode == SocketError.Success)
{
SetToDisconnected();
_remoteEndPoint = null;
}
if (NetEventSource.IsEnabled) NetEventSource.Info(this, $"UnsafeNclNativeMethods.OSSOCK.DisConnectEx returns:{errorCode}");
// if the asynchronous native call fails synchronously
// we'll throw a SocketException
errorCode = asyncResult.CheckAsyncCallOverlappedResult(errorCode);
if (errorCode != SocketError.Success)
{
// update our internal state after this socket error and throw
SocketException socketException = new SocketException((int)errorCode);
UpdateStatusAfterSocketError(socketException);
if (NetEventSource.IsEnabled) NetEventSource.Error(this, socketException);
throw socketException;
}
if (NetEventSource.IsEnabled) NetEventSource.Exit(this, asyncResult);
}
public IAsyncResult BeginDisconnect(bool reuseSocket, AsyncCallback callback, object state)
{
if (NetEventSource.IsEnabled) NetEventSource.Enter(this);
if (CleanedUp)
{
throw new ObjectDisposedException(this.GetType().FullName);
}
// Start context-flowing op. No need to lock - we don't use the context till the callback.
DisconnectOverlappedAsyncResult asyncResult = new DisconnectOverlappedAsyncResult(this, state, callback);
asyncResult.StartPostingAsyncOp(false);
// Post the disconnect.
DoBeginDisconnect(reuseSocket, asyncResult);
// Finish flowing (or call the callback), and return.
asyncResult.FinishPostingAsyncOp();
return asyncResult;
}
private void DoBeginDisconnect(bool reuseSocket, DisconnectOverlappedAsyncResult asyncResult)
{
if (GlobalLog.IsEnabled)
{
GlobalLog.Print("Socket#" + LoggingHash.HashString(this) + "::DoBeginDisconnect() ");
}
SocketError errorCode = SocketError.Success;
errorCode = SocketPal.DisconnectAsync(this, _handle, reuseSocket, asyncResult);
if (errorCode == SocketError.Success)
{
SetToDisconnected();
_remoteEndPoint = null;
}
if (GlobalLog.IsEnabled)
{
GlobalLog.Print("Socket#" + LoggingHash.HashString(this) + "::DoBeginDisconnect() UnsafeNclNativeMethods.OSSOCK.DisConnectEx returns:" + errorCode.ToString());
}
// if the asynchronous native call fails synchronously
// we'll throw a SocketException
errorCode = asyncResult.CheckAsyncCallOverlappedResult(errorCode);
if (errorCode != SocketError.Success)
{
// update our internal state after this socket error and throw
SocketException socketException = new SocketException((int)errorCode);
UpdateStatusAfterSocketError(socketException);
if (s_loggingEnabled)
{
NetEventSource.Exception(NetEventSource.ComponentType.Socket, this, nameof(BeginDisconnect), socketException);
}
throw socketException;
}
if (GlobalLog.IsEnabled)
{
GlobalLog.Print("Socket#" + LoggingHash.HashString(this) + "::DoBeginDisconnect() returning AsyncResult:" + LoggingHash.HashString(asyncResult));
}
if (s_loggingEnabled)
{
NetEventSource.Exit(NetEventSource.ComponentType.Socket, this, nameof(BeginDisconnect), asyncResult);
}
}
private void DoBeginDisconnect(bool reuseSocket, DisconnectOverlappedAsyncResult asyncResult)
{
if (s_LoggingEnabled)
{
Logging.Enter(Logging.Sockets, this, "BeginDisconnect", (string) null);
}
if (this.CleanedUp)
{
throw new ObjectDisposedException(base.GetType().FullName);
}
if (!ComNetOS.IsPostWin2K)
{
throw new PlatformNotSupportedException(SR.GetString("WinXPRequired"));
}
asyncResult.SetUnmanagedStructures(null);
SocketError success = SocketError.Success;
if (!this.DisconnectEx(this.m_Handle, asyncResult.OverlappedHandle, reuseSocket ? 2 : 0, 0))
{
success = (SocketError) Marshal.GetLastWin32Error();
}
if (success == SocketError.Success)
{
this.SetToDisconnected();
this.m_RemoteEndPoint = null;
}
success = asyncResult.CheckAsyncCallOverlappedResult(success);
if (success != SocketError.Success)
{
SocketException socketException = new SocketException(success);
this.UpdateStatusAfterSocketError(socketException);
if (s_LoggingEnabled)
{
Logging.Exception(Logging.Sockets, this, "BeginDisconnect", socketException);
}
throw socketException;
}
if (s_LoggingEnabled)
{
Logging.Exit(Logging.Sockets, this, "BeginDisconnect", asyncResult);
}
}
