| 1 | /* $OpenBSD: rmd160.h,v 1.15 2004/05/03 17:30:14 millert Exp $ */ |
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| 2 | /* |
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| 3 | * Copyright (c) 2001 Markus Friedl. All rights reserved. |
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| 4 | * |
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| 5 | * Redistribution and use in source and binary forms, with or without |
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| 6 | * modification, are permitted provided that the following conditions |
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| 7 | * are met: |
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| 8 | * 1. Redistributions of source code must retain the above copyright |
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| 9 | * notice, this list of conditions and the following disclaimer. |
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| 10 | * 2. Redistributions in binary form must reproduce the above copyright |
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| 11 | * notice, this list of conditions and the following disclaimer in the |
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| 12 | * documentation and/or other materials provided with the distribution. |
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| 13 | * |
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| 14 | * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR |
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| 15 | * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES |
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| 16 | * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. |
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| 17 | * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, |
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| 18 | * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT |
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| 19 | * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
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| 20 | * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
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| 21 | * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
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| 22 | * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF |
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| 23 | * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
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| 24 | */ |
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| 25 | #ifndef _RMD160_H |
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| 26 | #define _RMD160_H |
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| 27 | |
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| 28 | #include <sys/types.h> |
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| 29 | |
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| 30 | #include <stdint.h> |
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| 31 | |
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| 32 | #define RMD160_BLOCK_LENGTH 64 |
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| 33 | #define RMD160_DIGEST_LENGTH 20 |
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| 34 | #define RMD160_DIGEST_STRING_LENGTH (RMD160_DIGEST_LENGTH * 2 + 1) |
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| 35 | |
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| 36 | /* RMD160 context. */ |
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| 37 | typedef struct RMD160Context { |
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| 38 | uint32_t state[5]; /* state */ |
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| 39 | uint64_t count; /* number of bits, mod 2^64 */ |
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| 40 | uint8_t buffer[RMD160_BLOCK_LENGTH]; /* input buffer */ |
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| 41 | } RMD160_CTX; |
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| 42 | |
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| 43 | #ifdef __cplusplus |
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| 44 | extern "C" { |
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| 45 | #endif |
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| 46 | |
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| 47 | void RMD160Init(RMD160_CTX *); |
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| 48 | void RMD160Transform(uint32_t [5], const uint8_t [RMD160_BLOCK_LENGTH]); |
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| 49 | void RMD160Update(RMD160_CTX *, const uint8_t *, size_t); |
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| 50 | void RMD160Pad(RMD160_CTX *); |
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| 51 | void RMD160Final(uint8_t [RMD160_DIGEST_LENGTH], RMD160_CTX *); |
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| 52 | char *RMD160End(RMD160_CTX *, char *); |
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| 53 | char *RMD160File(const char *, char *); |
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| 54 | char *RMD160FileChunk(const char *, char *, off_t, off_t); |
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| 55 | char *RMD160Data(const uint8_t *, size_t, char *); |
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| 56 | |
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| 57 | #ifdef __cplusplus |
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| 58 | } |
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| 59 | #endif |
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| 60 | |
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| 61 | #endif /* _RMD160_H */ |
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| 62 | |
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