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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-07 15:59:48 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-07 15:59:48 +0000
commit3b9b6d0b8e7f798023c9d109c490449d528fde80 (patch)
tree2e1c188dd7b8d7475cd163de9ae02c428343669b /lib/isc/serial.c
parentInitial commit. (diff)
downloadbind9-3b9b6d0b8e7f798023c9d109c490449d528fde80.tar.xz
bind9-3b9b6d0b8e7f798023c9d109c490449d528fde80.zip
Adding upstream version 1:9.18.19.upstream/1%9.18.19upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'lib/isc/serial.c')
-rw-r--r--lib/isc/serial.c55
1 files changed, 55 insertions, 0 deletions
diff --git a/lib/isc/serial.c b/lib/isc/serial.c
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index 0000000..5ede64b
--- /dev/null
+++ b/lib/isc/serial.c
@@ -0,0 +1,55 @@
+/*
+ * Copyright (C) Internet Systems Consortium, Inc. ("ISC")
+ *
+ * SPDX-License-Identifier: MPL-2.0
+ *
+ * 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 https://mozilla.org/MPL/2.0/.
+ *
+ * See the COPYRIGHT file distributed with this work for additional
+ * information regarding copyright ownership.
+ */
+
+/*! \file */
+
+#include <inttypes.h>
+#include <stdbool.h>
+
+#include <isc/serial.h>
+
+bool
+isc_serial_lt(uint32_t a, uint32_t b) {
+ /*
+ * Undefined => false
+ */
+ if (a == (b ^ 0x80000000U)) {
+ return (false);
+ }
+ return (((int32_t)(a - b) < 0) ? true : false);
+}
+
+bool
+isc_serial_gt(uint32_t a, uint32_t b) {
+ return (((int32_t)(a - b) > 0) ? true : false);
+}
+
+bool
+isc_serial_le(uint32_t a, uint32_t b) {
+ return ((a == b) ? true : isc_serial_lt(a, b));
+}
+
+bool
+isc_serial_ge(uint32_t a, uint32_t b) {
+ return ((a == b) ? true : isc_serial_gt(a, b));
+}
+
+bool
+isc_serial_eq(uint32_t a, uint32_t b) {
+ return ((a == b) ? true : false);
+}
+
+bool
+isc_serial_ne(uint32_t a, uint32_t b) {
+ return ((a != b) ? true : false);
+}