From 1aa29abc25008ae68777f4502576ff169fb62730 Mon Sep 17 00:00:00 2001
From: tim <tim@ascribe.io>
Date: Wed, 17 Aug 2016 14:51:15 +0200
Subject: [PATCH] Add crypto.py

---
 crypto.py | 17 +++++++++++++++++
 1 file changed, 17 insertions(+)
 create mode 100644 crypto.py

diff --git a/crypto.py b/crypto.py
new file mode 100644
index 00000000..96be68e2
--- /dev/null
+++ b/crypto.py
@@ -0,0 +1,17 @@
+# Separate all crypto code so that we can easily test several implementations
+
+import sha3
+from cryptoconditions import crypto
+
+
+def hash_data(data):
+    """Hash the provided data using SHA3-256"""
+    return sha3.sha3_256(data.encode()).hexdigest()
+
+
+def generate_key_pair():
+    sk, pk = crypto.ed25519_generate_key_pair()
+    return sk.decode(), pk.decode()
+
+SigningKey = crypto.Ed25519SigningKey
+VerifyingKey = crypto.Ed25519VerifyingKey