1/* $NetBSD: bit.h,v 1.7 2024/02/21 22:52:09 christos Exp $ */ 2 3/* 4 * Copyright (C) Internet Systems Consortium, Inc. ("ISC") 5 * 6 * SPDX-License-Identifier: MPL-2.0 7 * 8 * This Source Code Form is subject to the terms of the Mozilla Public 9 * License, v. 2.0. If a copy of the MPL was not distributed with this 10 * file, you can obtain one at https://mozilla.org/MPL/2.0/. 11 * 12 * See the COPYRIGHT file distributed with this work for additional 13 * information regarding copyright ownership. 14 */ 15 16#pragma once 17 18/*! \file dns/bit.h */ 19 20#include <inttypes.h> 21 22typedef uint64_t dns_bitset_t; 23 24#define DNS_BIT_SET(bit, bitset) (*(bitset) |= ((dns_bitset_t)1 << (bit))) 25#define DNS_BIT_CLEAR(bit, bitset) (*(bitset) &= ~((dns_bitset_t)1 << (bit))) 26#define DNS_BIT_CHECK(bit, bitset) \ 27 ((*(bitset) & ((dns_bitset_t)1 << (bit))) == ((dns_bitset_t)1 << (bit))) 28