update go api

go/gmssl/otp.go

@@ -1,2 +1,24 @@
 /* +build cgo */
 package gmssl
+
+/*
+#include <openssl/otp.h>
+*/
+import "C"
+
+import (
+	"errors"
+	"fmt"
+	"runtime"
+	"unsafe"
+)
+
+func GetOTPAlgors(aliases bool) []string {
+	return []string{"sms4-cbc", "aes-128-cbc", "aes-256-cbc"}
+}
+
+func GenerateOTPKey() []byte {
+}
+
+func GenerateOneTimePassword() string {
+}