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https://gitlab.isc.org/isc-projects/bind9
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37 lines
895 B
C
37 lines
895 B
C
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/*
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* Copyright (C) Internet Systems Consortium, Inc. ("ISC")
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*
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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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*
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* See the COPYRIGHT file distributed with this work for additional
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* information regarding copyright ownership.
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*/
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#pragma once
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#include <stdint.h>
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#include <stdlib.h>
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#include <isc/lang.h>
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/*! \file isc/entropy.h
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* \brief Implements wrapper around CSPRNG cryptographic library calls
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* for getting cryptographically secure pseudo-random numbers.
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*
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* - If OpenSSL is used, it uses RAND_bytes()
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* - If PKCS#11 is used, it uses pkcs_C_GenerateRandom()
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*
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*/
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ISC_LANG_BEGINDECLS
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void
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isc_entropy_get(void *buf, size_t buflen);
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/*!<
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* \brief Get cryptographically-secure pseudo-random data.
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*/
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ISC_LANG_ENDDECLS
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