| 1 | /* $Id: openssl-sha1.cpp 76553 2019-01-01 01:45:53Z vboxsync $ */
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| 2 | /** @file
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| 3 | * IPRT - SHA-1 hash functions.
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| 4 | */
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| 5 |
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| 6 | /*
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| 7 | * Copyright (C) 2009-2019 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 | #include "internal/iprt.h"
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| 32 |
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| 33 | #include <openssl/sha.h>
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| 34 |
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| 35 | #define RT_SHA1_PRIVATE_CONTEXT
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| 36 | #include <iprt/sha.h>
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| 37 |
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| 38 | #include <iprt/assert.h>
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| 39 | #include <iprt/string.h>
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| 40 |
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| 41 |
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| 42 | AssertCompile(RT_SIZEOFMEMB(RTSHA1CONTEXT, abPadding) >= RT_SIZEOFMEMB(RTSHA1CONTEXT, Private));
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| 43 |
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| 44 |
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| 45 | RTDECL(void) RTSha1(const void *pvBuf, size_t cbBuf, uint8_t pabDigest[RTSHA1_HASH_SIZE])
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| 46 | {
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| 47 | RTSHA1CONTEXT Ctx;
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| 48 | RTSha1Init(&Ctx);
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| 49 | RTSha1Update(&Ctx, pvBuf, cbBuf);
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| 50 | RTSha1Final(&Ctx, pabDigest);
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| 51 | }
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| 52 | RT_EXPORT_SYMBOL(RTSha1);
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| 53 |
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| 54 |
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| 55 | RTDECL(bool) RTSha1Check(const void *pvBuf, size_t cbBuf, uint8_t const pabDigest[RTSHA1_HASH_SIZE])
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| 56 | {
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| 57 | RTSHA1CONTEXT Ctx;
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| 58 | RTSha1Init(&Ctx);
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| 59 | RTSha1Update(&Ctx, pvBuf, cbBuf);
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| 60 | uint8_t abActualDigest[RTSHA1_HASH_SIZE];
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| 61 | RTSha1Final(&Ctx, abActualDigest);
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| 62 | bool fRet = memcmp(pabDigest, abActualDigest, RTSHA1_HASH_SIZE) == 0;
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| 63 | RT_ZERO(abActualDigest);
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| 64 | return fRet;
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| 65 | }
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| 66 | RT_EXPORT_SYMBOL(RTSha1Check);
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| 67 |
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| 68 |
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| 69 | RTDECL(void) RTSha1Init(PRTSHA1CONTEXT pCtx)
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| 70 | {
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| 71 | SHA1_Init(&pCtx->Private);
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| 72 | }
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| 73 | RT_EXPORT_SYMBOL(RTSha1Init);
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| 74 |
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| 75 |
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| 76 | RTDECL(void) RTSha1Update(PRTSHA1CONTEXT pCtx, const void *pvBuf, size_t cbBuf)
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| 77 | {
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| 78 | SHA1_Update(&pCtx->Private, pvBuf, cbBuf);
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| 79 | }
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| 80 | RT_EXPORT_SYMBOL(RTSha1Update);
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| 81 |
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| 82 |
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| 83 | RTDECL(void) RTSha1Final(PRTSHA1CONTEXT pCtx, uint8_t pabDigest[RTSHA1_HASH_SIZE])
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| 84 | {
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| 85 | SHA1_Final((unsigned char *)&pabDigest[0], &pCtx->Private);
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| 86 | }
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| 87 | RT_EXPORT_SYMBOL(RTSha1Final);
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| 88 |
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