From ea648e70a989cca190cd7403fe892fd2dcc290b4 Mon Sep 17 00:00:00 2001
From: Daniel Baumann <daniel.baumann@progress-linux.org>
Date: Sun, 5 May 2024 20:37:14 +0200
Subject: Adding upstream version 1:9.11.5.P4+dfsg.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
---
 lib/isc/ondestroy.c | 79 +++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 79 insertions(+)
 create mode 100644 lib/isc/ondestroy.c

(limited to 'lib/isc/ondestroy.c')

diff --git a/lib/isc/ondestroy.c b/lib/isc/ondestroy.c
new file mode 100644
index 0000000..64d4d91
--- /dev/null
+++ b/lib/isc/ondestroy.c
@@ -0,0 +1,79 @@
+/*
+ * Copyright (C) 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/.
+ *
+ * See the COPYRIGHT file distributed with this work for additional
+ * information regarding copyright ownership.
+ */
+
+/* $Id: ondestroy.c,v 1.16 2007/06/19 23:47:17 tbox Exp $ */
+
+/*! \file */
+
+#include <config.h>
+
+#include <stddef.h>
+
+#include <isc/event.h>
+#include <isc/magic.h>
+#include <isc/ondestroy.h>
+#include <isc/task.h>
+#include <isc/util.h>
+
+#define ONDESTROY_MAGIC		ISC_MAGIC('D', 'e', 'S', 't')
+#define VALID_ONDESTROY(s)	ISC_MAGIC_VALID(s, ONDESTROY_MAGIC)
+
+void
+isc_ondestroy_init(isc_ondestroy_t *ondest) {
+	ondest->magic = ONDESTROY_MAGIC;
+	ISC_LIST_INIT(ondest->events);
+}
+
+isc_result_t
+isc_ondestroy_register(isc_ondestroy_t *ondest, isc_task_t *task,
+		       isc_event_t **eventp)
+{
+	isc_event_t *theevent;
+	isc_task_t *thetask = NULL;
+
+	REQUIRE(VALID_ONDESTROY(ondest));
+	REQUIRE(task != NULL);
+	REQUIRE(eventp != NULL);
+
+	theevent = *eventp;
+
+	REQUIRE(theevent != NULL);
+
+	isc_task_attach(task, &thetask);
+
+	theevent->ev_sender = thetask;
+
+	ISC_LIST_APPEND(ondest->events, theevent, ev_link);
+
+	return (ISC_R_SUCCESS);
+}
+
+void
+isc_ondestroy_notify(isc_ondestroy_t *ondest, void *sender) {
+	isc_event_t *eventp;
+	isc_task_t *task;
+
+	REQUIRE(VALID_ONDESTROY(ondest));
+
+	eventp = ISC_LIST_HEAD(ondest->events);
+	while (eventp != NULL) {
+		ISC_LIST_UNLINK(ondest->events, eventp, ev_link);
+
+		task = eventp->ev_sender;
+		eventp->ev_sender = sender;
+
+		isc_task_sendanddetach(&task, &eventp);
+
+		eventp = ISC_LIST_HEAD(ondest->events);
+	}
+}
+
+
-- 
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