1 files changed, 42 insertions, 0 deletions
diff --git a/src/core/tsi/alts_transport_security.cc b/src/core/tsi/alts_transport_security.cc
new file mode 100644
index 0000000000..ddd75cbd02
--- /dev/null
+++ b/src/core/tsi/alts_transport_security.cc
@@ -0,0 +1,42 @@
+/*
+ *
+ * Copyright 2017 gRPC authors.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ *
+ */
+
+#include "src/core/tsi/alts_transport_security.h"
+
+#include <string.h>
+
+static alts_shared_resource g_alts_resource;
+
+alts_shared_resource* alts_get_shared_resource(void) {
+  return &g_alts_resource;
+}
+
+void grpc_tsi_alts_init() {
+  memset(&g_alts_resource, 0, sizeof(alts_shared_resource));
+  gpr_mu_init(&g_alts_resource.mu);
+}
+
+void grpc_tsi_alts_shutdown() {
+  gpr_mu_destroy(&g_alts_resource.mu);
+  if (g_alts_resource.cq == nullptr) {
+    return;
+  }
+  grpc_completion_queue_destroy(g_alts_resource.cq);
+  grpc_channel_destroy(g_alts_resource.channel);
+  gpr_thd_join(g_alts_resource.thread_id);
+}