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fix(core): fix controller logic, add lasterror debug

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This commit is contained in:
Nguyen Duy
2025-03-11 09:28:40 +07:00
parent ddac7fe9a1
commit 273b111a74
2 changed files with 34 additions and 5 deletions
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app/Vdd/Controller.cs
+5 -2
View File
@@ -18,7 +18,7 @@ namespace ParsecVDisplay.Vdd
Cancellation = new CancellationTokenSource();
UpdateThread = new Thread(() => UpdateLoop(Cancellation.Token));
UpdateThread.IsBackground = false;
UpdateThread.IsBackground = true;
UpdateThread.Priority = ThreadPriority.Highest;
StatusThread = new Thread(() => StatusLoop(Cancellation.Token));
@@ -54,6 +54,7 @@ namespace ParsecVDisplay.Vdd
static void StatusLoop(CancellationToken cancellation)
{
bool first = true;
var sw = Stopwatch.StartNew();
while (true)
@@ -61,8 +62,10 @@ namespace ParsecVDisplay.Vdd
if (cancellation.IsCancellationRequested)
break;
if (sw.ElapsedMilliseconds >= 2000)
if (first || sw.ElapsedMilliseconds >= 2000)
{
first = false;
var status = QueryStatus(out var _);
unsafe
{
app/Vdd/Core.cs
+29 -3
View File
@@ -151,14 +151,26 @@ namespace ParsecVDisplay.Vdd
int outputLength = result != null ? sizeof(int) : 0;
Overlapped.hEvent = Native.CreateEvent(null, false, false, null);
Native.DeviceIoControl(handle, (uint)code,
bool sent = Native.DeviceIoControl(handle, (uint)code,
buffer, InBuffer.Length,
result, outputLength,
null, ref Overlapped);
#if DEBUG
if (code != IoCtlCode.IOCTL_UPDATE)
Console.WriteLine("[D] IoControl: {0}\n Sent: {1}, error: {2}", code, sent, DumpErrorCode(Marshal.GetLastWin32Error()));
#endif
if (!sent && Marshal.GetLastWin32Error() == 0x6)
return false;
bool success = Native.GetOverlappedResultEx(handle, ref Overlapped,
out var NumberOfBytesTransferred, timeout, false);
#if DEBUG
if (code != IoCtlCode.IOCTL_UPDATE)
Console.WriteLine(" OverlappedResult: {0}, error: {1}", success, DumpErrorCode(Marshal.GetLastWin32Error()));
#endif
if (Overlapped.hEvent != IntPtr.Zero)
Native.CloseHandle(Overlapped.hEvent);
@@ -178,10 +190,24 @@ namespace ParsecVDisplay.Vdd
result = output;
return success;
}
private static string DumpErrorCode(int code)
{
string ret = code.ToString("X");
if (code == 0)
ret += " (SUCCESS)";
else if (code == 0x6)
ret += " (ERROR_INVALID_HANDLE)";
else if (code == 0x3E5)
ret += " (ERROR_IO_PENDING)";
return ret;
}
private static class Native
{
[DllImport("kernel32.dll")]
[DllImport("kernel32.dll", SetLastError = true)]
[return: MarshalAs(UnmanagedType.Bool)]
public static extern bool DeviceIoControl(
IntPtr device, uint code,
@@ -191,7 +217,7 @@ namespace ParsecVDisplay.Vdd
ref OVERLAPPED lpOverlapped
);
[DllImport("kernel32.dll")]
[DllImport("kernel32.dll", SetLastError = true)]
[return: MarshalAs(UnmanagedType.Bool)]
public static extern bool GetOverlappedResultEx(
IntPtr handle,