1 files changed, 41 insertions, 0 deletions
diff --git a/src/lib/dhcpsrv/config_backend_dhcp4_mgr.cc b/src/lib/dhcpsrv/config_backend_dhcp4_mgr.cc
new file mode 100644
index 0000000..587cbc8
--- /dev/null
+++ b/src/lib/dhcpsrv/config_backend_dhcp4_mgr.cc
@@ -0,0 +1,41 @@
+// Copyright (C) 2018-2019 Internet Systems Consortium, Inc. ("ISC")
+//
+// This Source Code Form is subject to the terms of the Mozilla Public
+// License, v. 2.0. If a copy of the MPL was not distributed with this
+// file, You can obtain one at http://mozilla.org/MPL/2.0/.
+
+#include <config.h>
+#include <dhcpsrv/config_backend_dhcp4_mgr.h>
+
+#include <boost/scoped_ptr.hpp>
+
+namespace isc {
+namespace dhcp {
+
+boost::scoped_ptr<ConfigBackendDHCPv4Mgr>&
+ConfigBackendDHCPv4Mgr::getConfigBackendDHCPv4MgrPtr() {
+    static boost::scoped_ptr<ConfigBackendDHCPv4Mgr> cb_dhcp4_mgr;
+    return (cb_dhcp4_mgr);
+}
+
+void
+ConfigBackendDHCPv4Mgr::create() {
+    getConfigBackendDHCPv4MgrPtr().reset(new ConfigBackendDHCPv4Mgr());
+}
+
+void
+ConfigBackendDHCPv4Mgr::destroy() {
+    getConfigBackendDHCPv4MgrPtr().reset();
+}
+
+ConfigBackendDHCPv4Mgr&
+ConfigBackendDHCPv4Mgr::instance() {
+    boost::scoped_ptr<ConfigBackendDHCPv4Mgr>& cb_dhcp4_mgr = getConfigBackendDHCPv4MgrPtr();
+    if (!cb_dhcp4_mgr) {
+        create();
+    }
+    return (*cb_dhcp4_mgr);
+}
+
+} // end of isc::dhcp namespace
+} // end of isc namespace