From 5641651c85dc533b0a89ad1ef5ba91a9f9a21577 Mon Sep 17 00:00:00 2001
From: Kevin Froman <beardog@firemail.cc>
Date: Thu, 1 Mar 2018 13:59:07 -0600
Subject: [PATCH] added functions to verify and sign with ed25519

---
 onionr/onionrcrypto.py | 20 ++++++++++++++++++++
 1 file changed, 20 insertions(+)

diff --git a/onionr/onionrcrypto.py b/onionr/onionrcrypto.py
index 6b282341..22a542b8 100644
--- a/onionr/onionrcrypto.py
+++ b/onionr/onionrcrypto.py
@@ -40,6 +40,26 @@ class OnionrCrypto:
                 keyfile.write(self.pubKey + ',' + self.privKey)
         return
 
+    def edVerify(self, data, key):
+        '''Verify signed data (combined in nacl) to an ed25519 key'''
+        key = nacl.signing.VerifyKey(key=key, encoder=nacl.encoding.Base32Encoder)
+        retData = ''
+        if encodeResult:
+            retData = key.verify(data.encode(), encoder=nacl.encoding.Base64Encoder) # .encode() is not the same as nacl.encoding
+        else:
+            retData = key.verify(data.encode())
+        return retData
+    
+    def edSign(self, data, key, encodeResult=False):
+        '''Ed25519 sign data'''
+        key = nacl.signing.SigningKey(seed=key, encoder=nacl.encoding.Base32Encoder)
+        retData = ''
+        if encodeResult:
+            retData = key.sign(data.encode(), encoder=nacl.encoding.Base64Encoder) # .encode() is not the same as nacl.encoding
+        else:
+            retData = key.sign(data.encode())
+        return retData
+
     def pubKeyEncrypt(self, data, peer):
         '''Encrypt to a peers public key (Curve25519, taken from Ed25519 pubkey)'''
         return