From cd59bd275ecc484b1662c86ae9ef0a64eb17d00f Mon Sep 17 00:00:00 2001
From: Jeff Yang <jeffjieyang@gmail.com>
Date: Mon, 8 Jul 2019 16:44:11 -0400
Subject: add class methods for poly1305 sign verify operations (#4932)

---
 src/cryptography/hazmat/primitives/poly1305.py | 12 ++++++++++++
 1 file changed, 12 insertions(+)

(limited to 'src')

diff --git a/src/cryptography/hazmat/primitives/poly1305.py b/src/cryptography/hazmat/primitives/poly1305.py
index 02b6629d..d92f62ad 100644
--- a/src/cryptography/hazmat/primitives/poly1305.py
+++ b/src/cryptography/hazmat/primitives/poly1305.py
@@ -41,3 +41,15 @@ class Poly1305(object):
 
         ctx, self._ctx = self._ctx, None
         ctx.verify(tag)
+
+    @classmethod
+    def generate_tag(cls, key, data):
+        p = Poly1305(key)
+        p.update(data)
+        return p.finalize()
+
+    @classmethod
+    def verify_tag(cls, key, data, tag):
+        p = Poly1305(key)
+        p.update(data)
+        p.verify(tag)
-- 
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