1 | /*-
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2 | * Copyright (c) 2001-2003 Allan Saddi <allan@saddi.com>
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3 | * 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 ALLAN SADDI AND HIS CONTRIBUTORS ``AS IS''
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15 | * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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16 | * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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17 | * ARE DISCLAIMED. IN NO EVENT SHALL ALLAN SADDI OR HIS CONTRIBUTORS BE
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18 | * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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19 | * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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20 | * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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21 | * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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22 | * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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23 | * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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24 | * POSSIBILITY OF SUCH DAMAGE.
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25 | *
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26 | * $Id: sha1.h 347 2003-02-23 22:11:49Z asaddi $
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27 | */
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28 |
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29 | #ifndef _SHA1_H
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30 | #define _SHA1_H
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31 |
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32 | #include "cltypes.h"
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33 |
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34 | #define SHA1_HASH_SIZE 20
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35 |
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36 | /* Hash size in 32-bit words */
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37 | #define SHA1_HASH_WORDS 5
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38 |
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39 | struct _SHA1Context {
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40 | uint64_t totalLength;
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41 | uint32_t hash[SHA1_HASH_WORDS];
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42 | uint32_t bufferLength;
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43 | union {
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44 | uint32_t words[16];
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45 | uint8_t bytes[64];
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46 | } buffer;
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47 | #ifdef RUNTIME_ENDIAN
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48 | int littleEndian;
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49 | #endif /* RUNTIME_ENDIAN */
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50 | };
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51 |
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52 | typedef struct _SHA1Context SHA1Context;
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53 |
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54 | #ifdef __cplusplus
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55 | extern "C" {
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56 | #endif
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57 |
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58 | void SHA1Init (SHA1Context *sc);
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59 | void SHA1Update (SHA1Context *sc, const void *data, uint32_t len);
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60 | void SHA1Final (SHA1Context *sc, uint8_t hash[SHA1_HASH_SIZE]);
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61 |
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62 | #ifdef __cplusplus
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63 | }
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64 | #endif
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65 |
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66 | #endif /* _SHA1_H */
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