| 1 | /* $Id: RTCrPkcs5Pbkdf2Hmac-openssl.cpp 82968 2020-02-04 10:35:17Z vboxsync $ */
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| 2 | /** @file
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| 3 | * IPRT - Crypto - RTCrPkcs5Pbkdf2Hmac implementation using OpenSSL.
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| 4 | */
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| 5 |
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| 6 | /*
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| 7 | * Copyright (C) 2018-2020 Oracle Corporation
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| 8 | *
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| 9 | * This file is part of VirtualBox Open Source Edition (OSE), as
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| 10 | * available from http://www.virtualbox.org. This file is free software;
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| 11 | * you can redistribute it and/or modify it under the terms of the GNU
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| 12 | * General Public License (GPL) as published by the Free Software
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| 13 | * Foundation, in version 2 as it comes in the "COPYING" file of the
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| 14 | * VirtualBox OSE distribution. VirtualBox OSE is distributed in the
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| 15 | * hope that it will be useful, but WITHOUT ANY WARRANTY of any kind.
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| 16 | *
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| 17 | * The contents of this file may alternatively be used under the terms
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| 18 | * of the Common Development and Distribution License Version 1.0
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| 19 | * (CDDL) only, as it comes in the "COPYING.CDDL" file of the
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| 20 | * VirtualBox OSE distribution, in which case the provisions of the
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| 21 | * CDDL are applicable instead of those of the GPL.
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| 22 | *
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| 23 | * You may elect to license modified versions of this file under the
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| 24 | * terms and conditions of either the GPL or the CDDL or both.
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| 25 | */
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| 26 |
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| 27 |
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| 28 | /*********************************************************************************************************************************
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| 29 | * Header Files *
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| 30 | *********************************************************************************************************************************/
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| 31 | #ifdef IPRT_WITH_OPENSSL
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| 32 | # include "internal/iprt.h"
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| 33 | # include <iprt/crypto/misc.h>
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| 34 |
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| 35 | # include <iprt/err.h>
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| 36 | # include <iprt/rand.h>
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| 37 | # include <iprt/assert.h>
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| 38 |
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| 39 | # include "internal/iprt-openssl.h"
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| 40 | # include "openssl/evp.h"
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| 41 |
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| 42 |
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| 43 | RTDECL(int) RTCrPkcs5Pbkdf2Hmac(void const *pvInput, size_t cbInput, void const *pvSalt, size_t cbSalt, uint32_t cIterations,
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| 44 | RTDIGESTTYPE enmDigestType, size_t cbKeyLen, void *pvOutput)
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| 45 | {
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| 46 | const EVP_MD *pDigest;
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| 47 | switch (enmDigestType)
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| 48 | {
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| 49 | case RTDIGESTTYPE_SHA1:
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| 50 | pDigest = EVP_sha1();
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| 51 | break;
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| 52 | case RTDIGESTTYPE_SHA256:
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| 53 | pDigest = EVP_sha256();
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| 54 | break;
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| 55 | case RTDIGESTTYPE_SHA512:
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| 56 | pDigest = EVP_sha512();
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| 57 | break;
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| 58 | default:
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| 59 | AssertFailedReturn(VERR_CR_DIGEST_NOT_SUPPORTED);
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| 60 | }
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| 61 |
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| 62 | /* Note! This requires OpenSSL 1.0.0 or higher. */
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| 63 | Assert((size_t)(int)cbInput == cbInput);
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| 64 | Assert((size_t)(int)cbSalt == cbSalt);
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| 65 | Assert((size_t)(int)cbKeyLen == cbKeyLen);
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| 66 | int rcOssl = PKCS5_PBKDF2_HMAC((const char *)pvInput, (int)cbInput, (const unsigned char *)pvSalt, (int)cbSalt,
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| 67 | (int)cIterations, pDigest, (int)cbKeyLen, (unsigned char *)pvOutput);
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| 68 | if (rcOssl)
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| 69 | return VINF_SUCCESS;
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| 70 | return VERR_CR_PASSWORD_2_KEY_DERIVIATION_FAILED;
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| 71 | }
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| 72 |
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| 73 | #endif /* IPRT_WITH_OPENSSL */
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| 74 |
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