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annotate th_crypto.h @ 135:1b39682de64f

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Add "crypto" module, only silly MD5 calculation in it now.
author Matti Hamalainen <ccr@tnsp.org>
date Wed, 24 Sep 2014 23:45:39 +0300
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children d9f1d1c977ff
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135
1b39682de64f Add "crypto" module, only silly MD5 calculation in it now.
Matti Hamalainen <ccr@tnsp.org>
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1 /*
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2 * MD5 implementation, modified for th-libs from
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3 * Colin Plumb's implementation by Matti 'ccr' Hämäläinen.
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4 *
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5 * This code implements the MD5 message-digest algorithm.
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6 * The algorithm is due to Ron Rivest. This code was
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7 * written by Colin Plumb in 1993, no copyright is claimed.
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8 * This code is in the public domain; do with it what you wish.
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9 */
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10 #ifndef TH_CRYPTO_H
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11 #define TH_CRYPTO_H 1
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12
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13 #ifdef HAVE_CONFIG_H
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14 #include "config.h"
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15 #endif
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16 #include "th_endian.h"
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17
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18
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19 #ifdef __cplusplus
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20 extern "C" {
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21 #endif
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22
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23
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24 typedef struct
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25 {
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26 uint32_t bits[2]; // Message length in bits, lsw first
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27 uint32_t buf[4]; // Digest buffer
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28 uint8_t in[64]; // Accumulate block
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29 } th_md5state_t;
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30
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31
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32 #define TH_MD5HASH_LENGTH (16)
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33 #define TH_MD5HASH_LENGTH_CH (TH_MD5HASH_LENGTH * 2)
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34
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35 typedef uint8_t th_md5hash_t[TH_MD5HASH_LENGTH];
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36
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37 void th_md5_init(th_md5state_t *ctx);
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38 void th_md5_append(th_md5state_t *ctx, const uint8_t *buf, size_t len);
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39 void th_md5_finish(th_md5state_t *ctx, th_md5hash_t digest);
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40 void th_md5_print(FILE *, const th_md5hash_t digest);
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41
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42 #ifdef __cplusplus
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43 }
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44 #endif
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45 #endif /* TH_CRYPTO_H */