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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-27 07:24:22 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-27 07:24:22 +0000 |
commit | 45d6379135504814ab723b57f0eb8be23393a51d (patch) | |
tree | d4f2ec4acca824a8446387a758b0ce4238a4dffa /lib/isc/serial.c | |
parent | Initial commit. (diff) | |
download | bind9-45d6379135504814ab723b57f0eb8be23393a51d.tar.xz bind9-45d6379135504814ab723b57f0eb8be23393a51d.zip |
Adding upstream version 1:9.16.44.upstream/1%9.16.44
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to '')
-rw-r--r-- | lib/isc/serial.c | 55 |
1 files changed, 55 insertions, 0 deletions
diff --git a/lib/isc/serial.c b/lib/isc/serial.c new file mode 100644 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); +} |