1 files changed, 72 insertions, 0 deletions
diff --git a/src/bin/agent/tests/callout_library.cc b/src/bin/agent/tests/callout_library.cc
new file mode 100644
index 0000000..e001c6f
--- /dev/null
+++ b/src/bin/agent/tests/callout_library.cc
@@ -0,0 +1,72 @@
+// Copyright (C) 2017-2020 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/.
+
+/// @file
+/// @brief Basic callout library
+///
+/// This is source of a test library for Control Agent.
+///
+/// - Only the "version" framework function is supplied.
+///
+/// - hookpt_one callout is supplied.
+
+#include <config.h>
+#include <hooks/hooks.h>
+
+using namespace isc::hooks;
+using namespace std;
+
+namespace {
+
+extern "C" {
+
+// Callouts.  All return their result through the "result" argument.
+
+int
+context_create(CalloutHandle& handle) {
+    handle.setContext("result", static_cast<int>(10));
+    handle.setArgument("result", static_cast<int>(10));
+    return (0);
+}
+
+// First callout adds the passed "integer" argument to the initialized context
+// value of 10. (Note that the value set by context_create is accessed through
+// context and not the argument, so checking that context is correctly passed
+// between callouts in the same library.)
+
+int
+hookpt_one(CalloutHandle& handle) {
+    int data;
+    handle.getArgument("integer", data);
+
+    int result;
+    handle.getArgument("result", result);
+
+    result += data;
+    handle.setArgument("result", result);
+
+    return (0);
+}
+
+// Framework functions.
+
+int
+version() {
+    return (KEA_HOOKS_VERSION);
+}
+
+// load() initializes the user library if the main image was statically linked.
+int
+load(isc::hooks::LibraryHandle&) {
+#ifdef USE_STATIC_LINK
+    hooksStaticLinkInit();
+#endif
+    return (0);
+}
+
+}
+}
+