Mercurial > dropbear

annotate libtomcrypt/src/modes/f8/f8_setiv.c @ 1795:f0a524208d97

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Update cli-main.c (#114) Moved pid_t proxy_cmd_pid declaration at begin of block to allow build in c89 (gcc-2.95)
author Guillaume Picquet <guillaume.picquet@gls-france.com>
date Thu, 04 Mar 2021 13:46:46 +0100
parents 6dba84798cd5
children
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1 /* LibTomCrypt, modular cryptographic library -- Tom St Denis
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2 *
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3 * LibTomCrypt is a library that provides various cryptographic
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4 * algorithms in a highly modular and flexible manner.
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5 *
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6 * The library is free for all purposes without any express
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7 * guarantee it works.
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8 */
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9 #include "tomcrypt.h"
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10
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11 /**
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12 @file f8_setiv.c
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13 F8 implementation, set IV, Tom St Denis
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14 */
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15
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16 #ifdef LTC_F8_MODE
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17
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18 /**
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6dba84798cd5 Update to libtomcrypt 1.18.1, merged with Dropbear changes
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19 Set an initialization vector
6dba84798cd5 Update to libtomcrypt 1.18.1, merged with Dropbear changes
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20 @param IV The initialization vector
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21 @param len The length of the vector (in octets)
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22 @param f8 The F8 state
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23 @return CRYPT_OK if successful
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24 */
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25 int f8_setiv(const unsigned char *IV, unsigned long len, symmetric_F8 *f8)
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26 {
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27 int err;
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28
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29 LTC_ARGCHK(IV != NULL);
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30 LTC_ARGCHK(f8 != NULL);
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31
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32 if ((err = cipher_is_valid(f8->cipher)) != CRYPT_OK) {
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33 return err;
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34 }
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36 if (len != (unsigned long)f8->blocklen) {
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37 return CRYPT_INVALID_ARG;
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38 }
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39
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40 /* force next block */
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41 f8->padlen = 0;
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42 return cipher_descriptor[f8->cipher].ecb_encrypt(IV, f8->IV, &f8->key);
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43 }
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44
1471
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45 #endif
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47
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48 /* ref: $Format:%D$ */
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49 /* git commit: $Format:%H$ */
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50 /* commit time: $Format:%ai$ */