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/* $Id: RTCrPkcs5Pbkdf2Hmac-openssl.cpp $ */
/** @file
* IPRT - Crypto - RTCrPkcs5Pbkdf2Hmac implementation using OpenSSL.
*/
/*
* Copyright (C) 2018-2023 Oracle and/or its affiliates.
*
* This file is part of VirtualBox base platform packages, as
* available from https://www.virtualbox.org.
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* as published by the Free Software Foundation, in version 3 of the
* License.
*
* This program is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, see <https://www.gnu.org/licenses>.
*
* The contents of this file may alternatively be used under the terms
* of the Common Development and Distribution License Version 1.0
* (CDDL), a copy of it is provided in the "COPYING.CDDL" file included
* in the VirtualBox distribution, in which case the provisions of the
* CDDL are applicable instead of those of the GPL.
*
* You may elect to license modified versions of this file under the
* terms and conditions of either the GPL or the CDDL or both.
*
* SPDX-License-Identifier: GPL-3.0-only OR CDDL-1.0
*/
/*********************************************************************************************************************************
* Header Files *
*********************************************************************************************************************************/
#ifdef IPRT_WITH_OPENSSL
# include "internal/iprt.h"
# include <iprt/crypto/misc.h>
# include <iprt/err.h>
# include <iprt/rand.h>
# include <iprt/assert.h>
# include "internal/iprt-openssl.h"
# include "internal/openssl-pre.h"
# include <openssl/evp.h>
# include "internal/openssl-post.h"
RTDECL(int) RTCrPkcs5Pbkdf2Hmac(void const *pvInput, size_t cbInput, void const *pvSalt, size_t cbSalt, uint32_t cIterations,
RTDIGESTTYPE enmDigestType, size_t cbKeyLen, void *pvOutput)
{
const EVP_MD *pDigest;
switch (enmDigestType)
{
case RTDIGESTTYPE_SHA1:
pDigest = EVP_sha1();
break;
case RTDIGESTTYPE_SHA256:
pDigest = EVP_sha256();
break;
case RTDIGESTTYPE_SHA512:
pDigest = EVP_sha512();
break;
default:
AssertFailedReturn(VERR_CR_DIGEST_NOT_SUPPORTED);
}
/* Note! This requires OpenSSL 1.0.0 or higher. */
Assert((size_t)(int)cbInput == cbInput);
Assert((size_t)(int)cbSalt == cbSalt);
Assert((size_t)(int)cbKeyLen == cbKeyLen);
int rcOssl = PKCS5_PBKDF2_HMAC((const char *)pvInput, (int)cbInput, (const unsigned char *)pvSalt, (int)cbSalt,
(int)cIterations, pDigest, (int)cbKeyLen, (unsigned char *)pvOutput);
if (rcOssl)
return VINF_SUCCESS;
return VERR_CR_PASSWORD_2_KEY_DERIVIATION_FAILED;
}
#endif /* IPRT_WITH_OPENSSL */
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