/* $NetBSD: entropy_private.h,v 1.1.4.2 2024/02/29 11:39:00 martin Exp $ */ /* * 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. */ #pragma once #include #include /*! \file isc/entropy_private.h * \brief Implements wrapper around CSPRNG cryptographic library calls * for getting cryptographically secure pseudo-random numbers. * * - If OpenSSL is used, it uses RAND_bytes() * - If PKCS#11 is used, it uses pkcs_C_GenerateRandom() * */ ISC_LANG_BEGINDECLS void isc_entropy_get(void *buf, size_t buflen); /*!< * \brief Get cryptographically-secure pseudo-random data. */ ISC_LANG_ENDDECLS