1/* $NetBSD: nonce.h,v 1.4 2022/09/23 12:15:33 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#include <stdlib.h> 19 20#include <isc/lang.h> 21 22/*! \file isc/nonce.h 23 * \brief Provides a function for generating an arbitrarily long nonce. 24 */ 25 26ISC_LANG_BEGINDECLS 27 28void 29isc_nonce_buf(void *buf, size_t buflen); 30/*!< 31 * Fill 'buf', up to 'buflen' bytes, with random data from the 32 * crypto provider's random function. 33 */ 34 35ISC_LANG_ENDDECLS 36