From 92b6667bd1cf7aad4a00331d761d8a92b03a7cae Mon Sep 17 00:00:00 2001
From: obscuren <geffobscura@gmail.com>
Date: Wed, 8 Jan 2014 23:43:20 +0100
Subject: Minor update

---
 util.go | 13 +++++++++++++
 1 file changed, 13 insertions(+)

(limited to 'util.go')

diff --git a/util.go b/util.go
index 512a6f3d7..24e5455f4 100644
--- a/util.go
+++ b/util.go
@@ -6,6 +6,7 @@ import (
   "encoding/hex"
   _"fmt"
   _"math"
+  "github.com/obscuren/sha3"
 )
 
 func Uitoa(i uint32) string {
@@ -24,6 +25,14 @@ func Sha256Bin(data []byte) []byte {
   return hash[:]
 }
 
+func Sha3Bin(data []byte) []byte {
+  d := sha3.NewKeccak224()
+  d.Reset()
+  d.Write(data)
+
+  return d.Sum(nil)
+}
+
 // Helper function for comparing slices
 func CompareIntSlice(a, b []int) bool {
   if len(a) != len(b) {
@@ -48,3 +57,7 @@ func MatchingNibbleLength(a, b []int) int {
 
   return i
 }
+
+func Hex(d []byte) string {
+  return hex.EncodeToString(d)
+}
-- 
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