From df226d92954ee0cea1bc51d3be8f0d536537162c Mon Sep 17 00:00:00 2001
From: J-P Nurmi <jpnurmi@gmail.com>
Date: Sun, 6 Sep 2020 18:55:08 +0200
Subject: [PATCH] Fix crash in Util.fromUtf8()

A null pointer was dereferenced when the lib returned a null string.
---
 lib/src/util.dart | 1 +
 1 file changed, 1 insertion(+)

diff --git a/lib/src/util.dart b/lib/src/util.dart
index 34e3c84..774fe85 100644
--- a/lib/src/util.dart
+++ b/lib/src/util.dart
@@ -60,6 +60,7 @@ class Util {
   }
 
   static String fromUtf8(ffi.Pointer<ffi.Int8> str) {
+    if (str.address == 0x0) return null;
     return ffi.Utf8.fromUtf8(str.cast<ffi.Utf8>());
   }