internal static MI_Deserializer.MI_Deserializer_ClassObjectNeededNative GetNativeClassObjectNeededCallback(string format, MI_Deserializer.MI_Deserializer_ClassObjectNeeded managedCallback)
{
if (managedCallback == null)
{
return(null);
}
return(delegate(
IntPtr context,
IntPtr serverNamePtr,
IntPtr namespaceNamePtr,
IntPtr classNamePtr,
IntPtr requestedClassObject)
{
MI_String serverName = MI_String.NewFromDirectPtr(serverNamePtr);
MI_String namespaceName = MI_String.NewFromDirectPtr(namespaceNamePtr);
MI_String className = MI_String.NewFromDirectPtr(classNamePtr);
MI_Class classObject;
try
{
var localResult = managedCallback(serverName.Value, namespaceName.Value, className.Value, out classObject);
if (localResult == MI_Result.MI_RESULT_OK)
{
IntPtr outPtr;
if (MI_SerializationFormat.MOF.Equals(format, StringComparison.OrdinalIgnoreCase))
{
// The MOF deserializer helpfully tries to manage the class objects returned by the
// callback and will cheerfully delete them without warning. Return a copy instead.
MI_Class tmp;
localResult = classObject.Clone(out tmp);
if (localResult != MI_Result.MI_RESULT_OK)
{
return localResult;
}
outPtr = tmp.Ptr;
}
else
{
outPtr = classObject.Ptr;
}
Marshal.WriteIntPtr(requestedClassObject, outPtr);
}
return localResult;
}
catch
{
return MI_Result.MI_RESULT_FAILED;
}
});
}
