From 180eee569f17d5cd778871e2bef02192bfd9507a Mon Sep 17 00:00:00 2001
From: Mike Auty <mike.auty@gmail.com>
Date: Thu, 23 Jul 2020 17:24:01 +0100
Subject: [PATCH] Objects: Add a convenience function for validating enum
 values

---
 volatility/framework/objects/__init__.py | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/volatility/framework/objects/__init__.py b/volatility/framework/objects/__init__.py
index 191eb5bbe..3d3fcd5b9 100644
--- a/volatility/framework/objects/__init__.py
+++ b/volatility/framework/objects/__init__.py
@@ -466,6 +466,11 @@ class Enumeration(interfaces.objects.ObjectInterface, int):
     def choices(self) -> Dict[str, int]:
         return self._vol['choices']
 
+    @property
+    def legal(self) -> bool:
+        """Returns whether the value for the object is a valid choice"""
+        return self in self.choices.values()
+
     def __getattr__(self, attr: str) -> str:
         """Returns the value for a specific name."""
         if attr in self._vol['choices']: