/// <summary> /// Waits for a debug event from any of the processes in the wait set. /// </summary> /// <param name="timeout">timeout in milliseconds to wait. If 0, checks for a debug event and returns immediately</param> /// <returns>Null if no event is available</returns> /// <remarks>Debug events should be continued by calling ContinueEvent. The debuggee is completely stopped when a /// debug event is dispatched and until it is continued.</remarks> public NativeEvent WaitForDebugEvent(int timeout) { bool fHasEvent; if (IntPtr.Size == sizeof (Int32)) { var event32 = new DebugEvent32(); fHasEvent = NativeMethods.WaitForDebugEvent32(ref event32, timeout); if (fHasEvent) { return NativeEvent.Build(this, ref event32.header, ref event32.union); } } else { var event64 = new DebugEvent64(); fHasEvent = NativeMethods.WaitForDebugEvent64(ref event64, timeout); if (fHasEvent) { return NativeEvent.Build(this, ref event64.header, ref event64.union); } } // Not having an event could be a timeout, or it could be a real failure. // Empirically, timeout produces GetLastError()=121 (ERROR_SEM_TIMEOUT), but MSDN doesn't spec that, so // we don't want to rely on it. So if we don't have an event, just return NULL and // don't try to probe any further. return null; }
public static extern bool WaitForDebugEvent32(ref DebugEvent32 pDebugEvent, int dwMilliseconds);
public static extern bool WaitForDebugEvent32(ref DebugEvent32 pDebugEvent, int dwMilliseconds);