Mercurial > dropbear

annotate libtomcrypt/src/modes/cbc/cbc_setiv.c @ 1463:a3479d0d7e79

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Merge pull request #48 from DengkeDu/dengke/configure-add-variable-to-allow-openpty-check-cached configure: add a variable to allow openpty check to be cached
author Matt Johnston <matt@ucc.asn.au>
date Thu, 25 Jan 2018 21:58:00 +0800
parents f849a5ca2efc
children 6dba84798cd5
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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 * Tom St Denis, [email protected], http://libtom.org
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10 */
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11 #include "tomcrypt.h"
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13 /**
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14 @file cbc_setiv.c
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15 CBC implementation, set IV, Tom St Denis
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16 */
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18
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19 #ifdef LTC_CBC_MODE
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21 /**
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22 Set an initial vector
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23 @param IV The initial vector
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24 @param len The length of the vector (in octets)
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25 @param cbc The CBC state
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26 @return CRYPT_OK if successful
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27 */
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28 int cbc_setiv(const unsigned char *IV, unsigned long len, symmetric_CBC *cbc)
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29 {
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30 LTC_ARGCHK(IV != NULL);
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31 LTC_ARGCHK(cbc != NULL);
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32 if (len != (unsigned long)cbc->blocklen) {
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33 return CRYPT_INVALID_ARG;
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34 }
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35 XMEMCPY(cbc->IV, IV, len);
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36 return CRYPT_OK;
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37 }
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39 #endif
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41
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42 /* $Source$ */
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43 /* $Revision$ */
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44 /* $Date$ */