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authorMike Buland <eichlan@xagasoft.com>2006-10-31 05:41:13 +0000
committerMike Buland <eichlan@xagasoft.com>2006-10-31 05:41:13 +0000
commita67fdaa1ef1e3a5eea88d19e327c05330998e8aa (patch)
tree71897d87312461153c893993ed0582aaa08a9399 /src/sha1.h
parent58cccdbe67f6e1966116b3d2f4c83d77863daadc (diff)
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Added an sha1 class...
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1/* sha1.h
2
3Copyright (c) 2005 Michael D. Leonhard
4
5http://tamale.net/
6
7This file is licensed under the terms described in the
8accompanying LICENSE file.
9*/
10
11#ifndef SHA1_H
12#define SHA1_H
13
14#include <stdint.h>
15
16/**
17 * Calculates SHA-1 sums. This is based strongly on code from Michael D.
18 * Leonhard who released his code under the terms of the MIT license, thank you!
19 */
20class Sha1
21{
22public:
23 Sha1();
24 ~Sha1();
25
26 void update( const char* data, int num );
27 unsigned char* getDigest();
28
29 // utility methods
30 static uint32_t lrot( uint32_t x, int bits );
31 static void toBigEndian( uint32_t in, unsigned char* out );
32
33private:
34 // fields
35 uint32_t H0, H1, H2, H3, H4;
36 unsigned char bytes[64];
37 int unprocessedBytes;
38 uint32_t size;
39 void process();
40};
41
42#endif