DbgDotNetRawValue?ReadField_CorDebug(CorValue?obj, DbgAppDomain?appDomain, string fieldName1, string fieldName2)
{
if (obj is null || appDomain is null)
{
return(null);
}
var reflectionAppDomain = appDomain.GetReflectionAppDomain();
if (reflectionAppDomain is null)
{
return(null);
}
DbgDotNetValueImpl?objImp = null;
try {
objImp = CreateDotNetValue_CorDebug(obj, reflectionAppDomain, tryCreateStrongHandle: false) as DbgDotNetValueImpl;
if (objImp is null)
{
return(null);
}
return(ReadField_CorDebug(objImp, fieldName1, fieldName2));
}
finally {
objImp?.Dispose();
}
}
void DnDebugger_DebugCallbackEvent(DnDebugger dbg, DebugCallbackEventArgs e) {
string msg;
DbgModule module;
switch (e.Kind) {
case DebugCallbackKind.CreateProcess:
var cp = (CreateProcessDebugCallbackEventArgs)e;
hProcess_debuggee = Native.NativeMethods.OpenProcess(Native.NativeMethods.PROCESS_QUERY_LIMITED_INFORMATION, false, (uint)(cp.CorProcess?.ProcessId ?? -1));
SendMessage(new DbgMessageConnected((uint)cp.CorProcess.ProcessId, GetMessageFlags()));
e.AddPauseReason(DebuggerPauseReason.Other);
break;
case DebugCallbackKind.CreateAppDomain:
// CreateProcess is too early, we must do this when the AppDomain gets created
if (!clrDacInitd) {
clrDacInitd = true;
var p = dnDebugger.Processes.FirstOrDefault();
if (p != null)
clrDac = clrDacProvider.Create(p.ProcessId, dnDebugger.CLRPath, this);
}
break;
case DebugCallbackKind.Exception2:
var e2 = (Exception2DebugCallbackEventArgs)e;
DbgExceptionEventFlags exFlags;
if (e2.EventType == CorDebugExceptionCallbackType.DEBUG_EXCEPTION_FIRST_CHANCE)
exFlags = DbgExceptionEventFlags.FirstChance;
else if (e2.EventType == CorDebugExceptionCallbackType.DEBUG_EXCEPTION_UNHANDLED) {
exFlags = DbgExceptionEventFlags.SecondChance | DbgExceptionEventFlags.Unhandled;
isUnhandledException = true;
}
else
break;
// Ignore exceptions when evaluating except if it's an unhandled exception, those must always be reported
if (dbg.IsEvaluating && e2.EventType != CorDebugExceptionCallbackType.DEBUG_EXCEPTION_UNHANDLED)
break;
module = TryGetModule(e2.CorFrame, e2.CorThread);
var exObj = e2.CorThread?.CurrentException;
var reflectionAppDomain = module?.GetReflectionModule().AppDomain;
DbgDotNetValueImpl dnExObj = null;
try {
if (exObj != null && reflectionAppDomain != null)
dnExObj = CreateDotNetValue_CorDebug(exObj, reflectionAppDomain, tryCreateStrongHandle: false) as DbgDotNetValueImpl;
objectFactory.CreateException(new DbgExceptionId(PredefinedExceptionCategories.DotNet, TryGetExceptionName(dnExObj) ?? "???"), exFlags, TryGetExceptionMessage(dnExObj), TryGetThread(e2.CorThread), module, GetMessageFlags());
e.AddPauseReason(DebuggerPauseReason.Other);
}
finally {
dnExObj?.Dispose();
}
break;
case DebugCallbackKind.MDANotification:
if (dbg.IsEvaluating)
break;
var mdan = (MDANotificationDebugCallbackEventArgs)e;
objectFactory.CreateException(new DbgExceptionId(PredefinedExceptionCategories.MDA, mdan.CorMDA?.Name ?? "???"), DbgExceptionEventFlags.FirstChance, mdan.CorMDA?.Description, TryGetThread(mdan.CorThread), TryGetModule(null, mdan.CorThread), GetMessageFlags());
e.AddPauseReason(DebuggerPauseReason.Other);
break;
case DebugCallbackKind.LogMessage:
if (dbg.IsEvaluating)
break;
var lmsgArgs = (LogMessageDebugCallbackEventArgs)e;
msg = lmsgArgs.Message;
if (msg != null) {
e.AddPauseReason(DebuggerPauseReason.Other);
var thread = TryGetThread(lmsgArgs.CorThread);
SendMessage(new DbgMessageProgramMessage(msg, thread, GetMessageFlags()));
}
break;
case DebugCallbackKind.LoadClass:
var lcArgs = (LoadClassDebugCallbackEventArgs)e;
var cls = lcArgs.CorClass;
Debug.Assert(cls != null);
if (cls != null) {
var dnModule = dbg.TryGetModule(lcArgs.CorAppDomain, cls);
if (dnModule.IsDynamic) {
UpdateDynamicModuleIds(dnModule);
module = TryGetModule(dnModule.CorModule);
Debug.Assert(module != null);
if (module != null)
dbgModuleMemoryRefreshedNotifier.RaiseModulesRefreshed(new[] { module });
if (dnModule?.CorModuleDef != null && module != null) {
if (TryGetModuleData(module, out var data))
data.OnLoadClass();
ClassLoaded?.Invoke(this, new ClassLoadedEventArgs(module, cls.Token));
}
GetDynamicModuleHelper(dnModule).RaiseTypeLoaded(new DmdTypeLoadedEventArgs((int)cls.Token));
}
}
break;
case DebugCallbackKind.DebuggerError:
var deArgs = (DebuggerErrorDebugCallbackEventArgs)e;
if (deArgs.HError == CordbgErrors.CORDBG_E_UNCOMPATIBLE_PLATFORMS)
msg = GetIncompatiblePlatformErrorMessage();
else
msg = string.Format(dnSpy_Debugger_DotNet_CorDebug_Resources.Error_CLRDebuggerErrorOccurred, deArgs.HError, deArgs.ErrorCode);
SendMessage(new DbgMessageBreak(msg, GetMessageFlags(pause: true)));
break;
}
}