From 03aed078022f128bfa1362532182ea65aaec7d44 Mon Sep 17 00:00:00 2001
From: Bob Halley <halley@dnspython.org>
Date: Thu, 2 Jul 2020 12:02:29 -0700
Subject: add get_counted_bytes()

---
 dns/_binary.py | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/dns/_binary.py b/dns/_binary.py
index b7c9959..f626db1 100644
--- a/dns/_binary.py
+++ b/dns/_binary.py
@@ -26,6 +26,10 @@ class Parser:
         self.furthest = max(self.furthest, self.current)
         return output
 
+    def get_counted_bytes(self, length_size=1):
+        length = int.from_bytes(self.get_bytes(length_size), 'big')
+        return self.get_bytes(length)
+
     def get_remaining(self):
         return self.get_bytes(self.remaining())
 
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