1999-09-15 20:02:20 -04:00
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/*
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2016-06-27 00:56:38 -04:00
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* Copyright (C) 1999-2001, 2004, 2005, 2007, 2016 Internet Systems Consortium, Inc. ("ISC")
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2000-07-31 21:33:37 -04:00
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*
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2016-06-27 00:56:38 -04:00
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* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/.
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1999-09-15 20:02:20 -04:00
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*/
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2007-06-19 19:47:24 -04:00
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/* $Id: serial.c,v 1.12 2007/06/19 23:47:17 tbox Exp $ */
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2005-04-27 00:57:32 -04:00
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/*! \file */
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2000-05-08 10:38:29 -04:00
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#include <config.h>
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1999-08-30 10:45:01 -04:00
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#include <isc/serial.h>
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isc_boolean_t
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isc_serial_lt(isc_uint32_t a, isc_uint32_t b) {
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/*
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* Undefined => ISC_FALSE
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*/
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if (a == (b ^ 0x80000000U))
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return (ISC_FALSE);
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return (((isc_int32_t)(a - b) < 0) ? ISC_TRUE : ISC_FALSE);
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}
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isc_boolean_t
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isc_serial_gt(isc_uint32_t a, isc_uint32_t b) {
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return (((isc_int32_t)(a - b) > 0) ? ISC_TRUE : ISC_FALSE);
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}
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isc_boolean_t
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isc_serial_le(isc_uint32_t a, isc_uint32_t b) {
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return ((a == b) ? ISC_TRUE : isc_serial_lt(a, b));
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}
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isc_boolean_t
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isc_serial_ge(isc_uint32_t a, isc_uint32_t b) {
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return ((a == b) ? ISC_TRUE : isc_serial_gt(a, b));
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}
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isc_boolean_t
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isc_serial_eq(isc_uint32_t a, isc_uint32_t b) {
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return ((a == b) ? ISC_TRUE : ISC_FALSE);
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}
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isc_boolean_t
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isc_serial_ne(isc_uint32_t a, isc_uint32_t b) {
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return ((a != b) ? ISC_TRUE : ISC_FALSE);
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}
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