From 69745567ff4a6c5903faa842c2ca8a9ad16bd62d Mon Sep 17 00:00:00 2001
From: Kagami Hiiragi <kagami@genshiken.org>
Date: Wed, 21 Jan 2015 02:20:28 +0300
Subject: [PATCH] Enable canonical mode in elliptic

See indutny/elliptic#24 for details.
---
 browser.js | 2 +-
 test.js    | 1 +
 2 files changed, 2 insertions(+), 1 deletion(-)

diff --git a/browser.js b/browser.js
index d767f14..fa5bd74 100644
--- a/browser.js
+++ b/browser.js
@@ -78,7 +78,7 @@ var getPublic = exports.getPublic = function(privateKey) {
 exports.sign = function(privateKey, msg) {
   return new Promise(function(resolve) {
     assert(privateKey.length === 32, "Bad private key");
-    resolve(new Buffer(ec.sign(msg, privateKey).toDER()));
+    resolve(new Buffer(ec.sign(msg, privateKey, {canonical: true}).toDER()));
   });
 };
 
diff --git a/test.js b/test.js
index 9cc3558..47e1630 100644
--- a/test.js
+++ b/test.js
@@ -89,6 +89,7 @@ describe("ECDSA", function() {
   it("should allow to sign and verify messages less than 32 bytes", function() {
     return eccrypto.sign(privateKey, shortMsg).then(function(sig) {
       expect(Buffer.isBuffer(sig)).to.be.true;
+      expect(sig.toString("hex")).to.equal("304402204737396b697e5a3400e3aedd203d8be89879f97708647252bd0c17752ff4c8f302201d52ef234de82ce0719679fa220334c83b80e21b8505a781d32d94a27d9310aa");
       return eccrypto.verify(publicKey, shortMsg, sig);
     });
   });