Try to deal with ctypes on 64 bits platforms

asn1_value_editor/sdlHandler.py

@@ -499,7 +499,13 @@ class sdlHandler(QObject):
             typename = sort.ReferencedTypeName.replace('-', '_')
             # ctypes hint: don't use c_char_p except for text strings
             get_value = getattr(self.dll, "{}_value".format(var))
-            get_value.restype = ctypes.c_void_p
+
+            class ReturnPointer (ctypes.Structure):
+                pass
+            ReturnHandle = ctypes.POINTER(ReturnPointer)
+            get_value.restype = ReturnHandle
+            # Apparently c_void_p is not 64-bits friendly...
+            #get_value.restype = ctypes.c_void_p
             value = get_value()
             asn1_instance = getattr(ASN1, typename)()
             asn1_instance.SetData(value)