DbgDotNetRawValue?ReadField_CorDebug(DbgDotNetValueImpl obj, string fieldName1, string?fieldName2)
{
const DmdBindingFlags fieldFlags = DmdBindingFlags.Public | DmdBindingFlags.NonPublic | DmdBindingFlags.Instance;
var field = obj.Type.GetField(fieldName1, fieldFlags);
if (field is null && !(fieldName2 is null))
{
field = obj.Type.GetField(fieldName2, fieldFlags);
}
Debug2.Assert(!(field is null));
if (field is null)
{
return(null);
}
var dnAppDomain = ((DbgCorDebugInternalAppDomainImpl)obj.Type.AppDomain.GetDebuggerAppDomain().InternalAppDomain).DnAppDomain;
var corFieldDeclType = GetType(dnAppDomain.CorAppDomain, field.DeclaringType !);
var objValue = DbgCorDebugInternalRuntimeImpl.TryGetObjectOrPrimitiveValue(obj.TryGetCorValue(), out int hr);
if (objValue is null)
{
return(null);
}
if (objValue.IsObject)
{
// This isn't a generic read-field method, so we won't try to load any classes by calling cctors.
var fieldValue = objValue.GetFieldValue(corFieldDeclType.Class, (uint)field.MetadataToken, out hr);
if (fieldValue is null)
{
return(null);
}
DbgDotNetValue?dnValue = null;
try {
dnValue = CreateDotNetValue_CorDebug(fieldValue, field.AppDomain, tryCreateStrongHandle: false);
return(dnValue.GetRawValue());
}
finally {
dnValue?.Dispose();
}
}
return(null);
}
public CorDebugValueConverterImpl(DbgCorDebugInternalRuntimeImpl runtime) => this.runtime = runtime ?? throw new ArgumentNullException(nameof(runtime));
