void Step(DbgStepKind step)
{
if (!CanStepProcess)
{
return;
}
var thread = dbgManager.Value.CurrentThread.Current;
if (thread is null)
{
return;
}
thread.CreateStepper().Step(step, autoClose: true);
}
public override void Step(DbgStepKind step, bool autoClose)
{
Debug.Assert(CanStep);
if (IsClosed)
{
Debug.Fail("Stepper has been closed");
// No need to localize it, if we're here it's a bug that should be fixed
RaiseStepComplete("Stepper has been closed");
return;
}
if (thread.Process.State != DbgProcessState.Paused)
{
Debug.Fail("Process isn't paused");
// No need to localize it, if we're here it's a bug that should be fixed
RaiseStepComplete("Process isn't paused");
return;
}
bool canStep;
object stepperTagTmp;
lock (lockObj) {
canStep = stepperTag == null;
if (canStep)
{
stepperTag = new object();
}
stepperTagTmp = stepperTag;
}
if (!canStep)
{
Debug.Fail("Previous step isn't complete");
// No need to localize it, if we're here it's a bug that should be fixed
RaiseStepComplete("Previous step isn't complete");
return;
}
closeWhenStepComplete = autoClose;
switch (step)
{
case DbgStepKind.StepInto:
dbgManager.Step(this, stepperTagTmp, DbgEngineStepKind.StepInto, singleProcess: false);
break;
case DbgStepKind.StepOver:
dbgManager.Step(this, stepperTagTmp, DbgEngineStepKind.StepOver, singleProcess: false);
break;
case DbgStepKind.StepOut:
dbgManager.Step(this, stepperTagTmp, DbgEngineStepKind.StepOut, singleProcess: false);
break;
case DbgStepKind.StepIntoProcess:
dbgManager.Step(this, stepperTagTmp, DbgEngineStepKind.StepInto, singleProcess: true);
break;
case DbgStepKind.StepOverProcess:
dbgManager.Step(this, stepperTagTmp, DbgEngineStepKind.StepOver, singleProcess: true);
break;
case DbgStepKind.StepOutProcess:
dbgManager.Step(this, stepperTagTmp, DbgEngineStepKind.StepOut, singleProcess: true);
break;
default:
lock (lockObj)
stepperTag = null;
throw new ArgumentOutOfRangeException(nameof(step));
}
}
/// <summary> /// Steps once. This method can be called again once <see cref="StepComplete"/> is raised. /// The method can only be called when its process is paused. /// </summary> /// <param name="step">Step kind</param> /// <param name="autoClose">true to call <see cref="Close"/> once <see cref="StepComplete"/> is raised</param> public abstract void Step(DbgStepKind step, bool autoClose = false);