/// <summary>
/// Acts on the current callback, based on the current debugger behavior for this stop
/// option policy.
/// </summary>
/// <param name="currentProcess">Current MDbgProcess.</param>
/// <param name="args">Callback arguments.</param>
public override void ActOnCallback(MDbgProcess currentProcess, CustomPostCallbackEventArgs args)
{
CorEventArgs eventArgs = args.CallbackArgs as CorEventArgs;
switch (m_behavior)
{
case DebuggerBehavior.Stop:
args.Controller.Stop(eventArgs.Thread, MDbgUtil.CreateStopReasonFromEventArgs(eventArgs, currentProcess));
break;
case DebuggerBehavior.Log:
CommandBase.WriteOutput(eventArgs.ToString() + "\n");
break;
case DebuggerBehavior.Notify:
CommandBase.WriteOutput(eventArgs.ToString() + "\n");
MDbgThread currentThread = currentProcess.Threads.GetThreadFromThreadId((args.CallbackArgs as CorThreadEventArgs).Thread.Id);
try
{
// Getting the current notification may not be implemented.
MDbgValue notification = currentThread.CurrentNotification;
if (notification != null)
{
CommandBase.WriteOutput(notification.GetStringValue(true, "-", null));
}
else
{
CommandBase.WriteOutput("custom notification is null\n");
}
}
catch (NotImplementedException)
{
Trace.WriteLine("Custom Notifications Not Implemented");
}
break;
}
}
/// <summary>
/// Given a CorEventArgs object, returns a corresponding StopReason.
/// </summary>
/// <param name="args">Callback Arguments.</param>
/// <param name="currentProcess">Current MDbgProcess.</param>
/// <returns>A stop reason corresponsing to the given callback arguments. This
/// function currently creates StopReason objects for CorEventArgs with the following
/// callback types: OnCreateThread, OnExceptionUnwind2, OnModuleLoad, OnMDANotification.
/// For all other callback types, this function returns args.ToString().</returns>
public static Object CreateStopReasonFromEventArgs(CorEventArgs args, MDbgProcess currentProcess)
{
if (args.CallbackType == ManagedCallbackType.OnCreateThread)
{
return(new ThreadCreatedStopReason(currentProcess.Threads.GetThreadFromThreadId(args.Thread.Id)));
}
if (args.CallbackType == ManagedCallbackType.OnExceptionUnwind2)
{
var ea = args as CorExceptionUnwind2EventArgs;
return(new ExceptionUnwindStopReason(ea.AppDomain, ea.Thread, ea.EventType, ea.Flags));
}
if (args.CallbackType == ManagedCallbackType.OnModuleLoad)
{
var ea = args as CorModuleEventArgs;
return(new ModuleLoadedStopReason(currentProcess.Modules.Lookup(ea.Module)));
}
if (args.CallbackType == ManagedCallbackType.OnMDANotification)
{
var ea = args as CorMDAEventArgs;
return(new MDANotificationStopReason(ea.MDA));
}
return(args.ToString());
}