--- /dev/null
+/*
+ *
+ * Copyright 2015 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.
+ *
+ */
+
+#ifndef GRPC_CORE_LIB_SECURITY_TRANSPORT_SECURITY_HANDSHAKER_H
+#define GRPC_CORE_LIB_SECURITY_TRANSPORT_SECURITY_HANDSHAKER_H
+
+#include <grpc/support/port_platform.h>
+
+#include "src/core/lib/channel/handshaker.h"
+#include "src/core/lib/security/security_connector/security_connector.h"
+
+namespace grpc_core {
+
+/// Creates a security handshaker using \a handshaker.
+RefCountedPtr<Handshaker> SecurityHandshakerCreate(
+ tsi_handshaker* handshaker, grpc_security_connector* connector);
+
+/// Registers security handshaker factories.
+void SecurityRegisterHandshakerFactories();
+
+} // namespace grpc_core
+
+// TODO(arjunroy): This is transitional to account for the new handshaker API
+// and will eventually be removed entirely.
+grpc_handshaker* grpc_security_handshaker_create(
+ tsi_handshaker* handshaker, grpc_security_connector* connector);
+
+#endif /* GRPC_CORE_LIB_SECURITY_TRANSPORT_SECURITY_HANDSHAKER_H */