From ea648e70a989cca190cd7403fe892fd2dcc290b4 Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Sun, 5 May 2024 20:37:14 +0200 Subject: Adding upstream version 1:9.11.5.P4+dfsg. Signed-off-by: Daniel Baumann --- lib/isc/serial.c | 55 +++++++++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 55 insertions(+) create mode 100644 lib/isc/serial.c (limited to 'lib/isc/serial.c') diff --git a/lib/isc/serial.c b/lib/isc/serial.c new file mode 100644 index 0000000..860a0c6 --- /dev/null +++ b/lib/isc/serial.c @@ -0,0 +1,55 @@ +/* + * 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. + */ + + +/*! \file */ + +#include + +#include +#include + +#include + +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); +} -- cgit v1.2.3