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// Copyright (C) 2018-2022 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);
}
} // extern "C"
} // namespace
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