| 1 | /** @file
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| 2 | * innotek Portable Runtime - Message-Digest algorithm 5.
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| 3 | */
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| 4 |
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| 5 | /*
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| 6 | * Copyright (C) 2006-2007 innotek GmbH
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| 7 | *
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| 8 | * This file is part of VirtualBox Open Source Edition (OSE), as
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| 9 | * available from http://www.virtualbox.org. This file is free software;
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| 10 | * you can redistribute it and/or modify it under the terms of the GNU
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| 11 | * General Public License as published by the Free Software Foundation,
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| 12 | * in version 2 as it comes in the "COPYING" file of the VirtualBox OSE
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| 13 | * distribution. VirtualBox OSE is distributed in the hope that it will
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| 14 | * be useful, but WITHOUT ANY WARRANTY of any kind.
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| 15 | */
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| 16 |
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| 17 | #ifndef ___iprt_md5_h
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| 18 | #define ___iprt_md5_h
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| 19 |
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| 20 | #include <iprt/types.h>
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| 21 |
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| 22 | /** @defgroup grp_rt_md5 RTMd5 - Message-Digest algorithm 5
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| 23 | * @ingroup grp_rt
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| 24 | * @{
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| 25 | */
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| 26 |
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| 27 | /** Size of a MD5 hash. */
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| 28 | #define RTMD5HASHSIZE 16
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| 29 |
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| 30 | /**
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| 31 | * MD5 hash algorithm context.
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| 32 | */
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| 33 | typedef struct RTMD5CONTEXT
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| 34 | {
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| 35 | uint32_t buf[4];
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| 36 | uint32_t bits[2];
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| 37 | uint32_t in[16];
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| 38 | } RTMD5CONTEXT;
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| 39 |
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| 40 | /** Pointer to MD5 hash algorithm context. */
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| 41 | typedef RTMD5CONTEXT *PRTMD5CONTEXT;
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| 42 |
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| 43 | __BEGIN_DECLS
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| 44 |
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| 45 | /**
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| 46 | * Initialize MD5 context.
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| 47 | *
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| 48 | * @param pCtx Pointer to the MD5 context to initialize.
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| 49 | */
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| 50 | RTDECL(void) RTMd5Init(PRTMD5CONTEXT pCtx);
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| 51 |
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| 52 | /**
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| 53 | * Feed data into the MD5 computation.
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| 54 | *
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| 55 | * @param pCtx Pointer to the MD5 context.
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| 56 | * @param pvBuf Pointer to data.
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| 57 | * @param cbBuf Length of data (in bytes).
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| 58 | */
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| 59 | RTDECL(void) RTMd5Update(PRTMD5CONTEXT pCtx, const void *pvBuf, size_t cbBuf);
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| 60 |
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| 61 | /**
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| 62 | * Compute the MD5 hash of the data.
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| 63 | *
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| 64 | * @param pabDigest Where to store the hash.
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| 65 | * (What's passed is a pointer to the caller's buffer.)
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| 66 | * @param pCtx Pointer to the MD5 context.
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| 67 | */
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| 68 | RTDECL(void) RTMd5Final(uint8_t pabDigest[RTMD5HASHSIZE], PRTMD5CONTEXT pCtx);
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| 69 |
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| 70 | __END_DECLS
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| 71 |
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| 72 | /** @} */
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| 73 |
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| 74 | #endif /* !__iprt_md5_h__ */
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