From: Mark Wooding <mdw@distorted.org.uk>
Date: Thu, 11 May 2017 09:42:15 +0000 (+0100)
Subject: catacomb/__init__.py: Add `beginhash', `endhash' to the EdDSA interface.
X-Git-Tag: 1.2.0~7
X-Git-Url: https://git.distorted.org.uk/~mdw/catacomb-python/commitdiff_plain/058f0a00a3fbce84d8963e140505a5fa35962b90

catacomb/__init__.py: Add `beginhash', `endhash' to the EdDSA interface.

This is consistent with the other DSA-ish classes.
---

diff --git a/catacomb/__init__.py b/catacomb/__init__.py
index 7ac5baf..b9818e7 100644
--- a/catacomb/__init__.py
+++ b/catacomb/__init__.py
@@ -892,13 +892,15 @@ class X448Priv (_XDHPriv, X448Pub):
   ##def _hashkey(me, z): return ???
 
 class _EdDSAPub (_BasePub):
-  pass
+  def beginhash(me): return me._HASH()
+  def endhash(me, h): return h.done()
 
 class _EdDSAPriv (_BasePriv, _EdDSAPub):
   pass
 
 class Ed25519Pub (_EdDSAPub):
   _PUBSZ = KeySZSet(ED25519_PUBSZ)
+  _HASH = sha512
   def verify(me, msg, sig):
     return ed25519_verify(me.pub, msg, sig)