OTP support

utils.go

@@ -1,6 +1,7 @@
 package main
 
 import (
+	"encoding/base64"
 	"math/big"
 	"net"
 	"sort"
@@ -8,6 +9,14 @@ import (
 	"github.com/pyke369/golang-support/uconfig"
 )
 
+func B64decode(s string) string {
+	data, err := base64.StdEncoding.DecodeString(s)
+	if err != nil {
+		return ""
+	}
+	return string(data)
+}
+
 // check if there is a member of "search" in "list". sort list to be more
 // efficiant. adapt with sorting "search" too
 func inArray(search, list []string) bool {