update go api

go/engine.go

@@ -1,2 +1,39 @@
 /* +build cgo */
 package gmssl
+
+/*
+#include <openssl/engine.h>
+*/
+import "C"
+
+import (
+	"errors"
+)
+
+func GetEngineNames() []string {
+	return []string{"skf", "sdf"}
+}
+
+type Engine struct {
+	engine *C.ENGINE
+}
+
+func OpenEngine(name string, args map[string]string) (*Engine, error) {
+	return nil, errors.New("Not implemented")
+}
+
+func (eng *Engine) ExecuteCommand(cmd_name string, arg string, optinal bool) (string, error) {
+	return "", errors.New("Not implemented")
+}
+
+func (eng *Engine) LoadPrivateKey(key_id string, args map[string]string) (*PrivateKey, error) {
+	return nil, errors.New("Not implemented")
+}
+
+func (eng *Engine) LoadPublicKey(key_id string, args map[string]string) (*PublicKey, error) {
+	return nil, errors.New("Not implemented")
+}
+
+func (eng *Engine) LoadCertificate(ca_dn []string, args map[string]string) (string, error) {
+	return "", errors.New("Not implemented")
+}