1 files changed, 13 insertions, 0 deletions
diff --git a/utils.go b/utils.go
new file mode 100644
index 0000000..c123565
--- /dev/null
+++ b/utils.go
@@ -0,0 +1,13 @@
+package main
+
+import (
+	"crypto/md5"
+	"encoding/hex"
+)
+
+func md5hex(b []byte) []byte {
+	hash := md5.Sum(b)
+	dst := make([]byte, hex.EncodedLen(md5.Size))
+	hex.Encode(dst, hash[:])
+	return dst
+}