From 75a0a725c461d2d09851f7b0ac018a1e10a0396b Mon Sep 17 00:00:00 2001
From: Janus <ysangkok@gmail.com>
Date: Wed, 14 Mar 2018 10:00:15 +0100
Subject: [PATCH] lightning: ScalarMult: use 32-byte hash to construct priv-key
 and derive 33-byte pubkey

---
 lib/lightning.py | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/lib/lightning.py b/lib/lightning.py
index 19588584..0ed7ae66 100644
--- a/lib/lightning.py
+++ b/lib/lightning.py
@@ -925,7 +925,7 @@ def ScalarMult(json):
 
     m = rpc_pb2.ScalarMultResponse()
 
-    m.pubKey = c.digest()
+    m.pubKey = EC_KEY(c.digest()).get_verifying_key().to_string()
 
     msg = json_format.MessageToJson(m)
     return msg