nefarius/Nefarius.Peripherals.SerialPort
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This commit is contained in:
Benjamin Höglinger-Stelzer 2024-07-13 15:19:51 +02:00
parent 5e30d62651
commit eec290ae8f
2 changed files with 3 additions and 10 deletions
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4
Nefarius.Peripherals.SerialPort/SerialPort.cs
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@ -190,7 +190,7 @@ public partial class SerialPort : IDisposable
private void InternalClose() private void InternalClose()
{ {
Win32Com.CancelIo(_hPort.DangerousGetHandle()); PInvoke.CancelIo(_hPort);
if (_rxThread != null) if (_rxThread != null)
{ {
_rxThread.Abort(); _rxThread.Abort();
@ -542,7 +542,7 @@ public partial class SerialPort : IDisposable
{ {
if (Marshal.GetLastWin32Error() == (int)WIN32_ERROR.ERROR_IO_PENDING) if (Marshal.GetLastWin32Error() == (int)WIN32_ERROR.ERROR_IO_PENDING)
{ {
Win32Com.CancelIo(_hPort.DangerousGetHandle()); PInvoke.CancelIo(_hPort);
gotBytes = 0; gotBytes = 0;
} }
else else

7
Nefarius.Peripherals.SerialPort/Win32PInvoke/Win32Com.cs
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@ -21,13 +21,6 @@ internal class Win32Com
[DllImport("kernel32.dll")] [DllImport("kernel32.dll")]
internal static extern Boolean GetHandleInformation(IntPtr hObject, out UInt32 lpdwFlags); internal static extern Boolean GetHandleInformation(IntPtr hObject, out UInt32 lpdwFlags);
[DllImport("kernel32.dll")]
internal static extern Boolean CancelIo(IntPtr hFile);
[DllImport("kernel32.dll", SetLastError = true)]
internal static extern Boolean ReadFile(IntPtr hFile, [Out] Byte[] lpBuffer, UInt32 nNumberOfBytesToRead,
out UInt32 nNumberOfBytesRead, IntPtr lpOverlapped);
[DllImport("kernel32.dll")] [DllImport("kernel32.dll")]
internal static extern Boolean TransmitCommChar(IntPtr hFile, Byte cChar); internal static extern Boolean TransmitCommChar(IntPtr hFile, Byte cChar);