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annotate libtomcrypt/src/modes/ctr/ctr_done.c @ 1300:4fb9261ef02a

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Merge pull request #29 from hno/patch-out-of-tree Support out-of-tree builds usign bundled libtom
author Matt Johnston <matt@ucc.asn.au>
date Thu, 12 May 2016 23:47:35 +0800
parents 0cbe8f6dbf9e
children f849a5ca2efc
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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://libtomcrypt.com
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10 */
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11 #include "tomcrypt.h"
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13 /**
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14 @file ctr_done.c
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15 CTR implementation, finish chain, Tom St Denis
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16 */
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17
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18 #ifdef LTC_CTR_MODE
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20 /** Terminate the chain
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21 @param ctr The CTR chain to terminate
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22 @return CRYPT_OK on success
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23 */
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24 int ctr_done(symmetric_CTR *ctr)
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25 {
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26 int err;
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27 LTC_ARGCHK(ctr != NULL);
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29 if ((err = cipher_is_valid(ctr->cipher)) != CRYPT_OK) {
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30 return err;
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31 }
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32 cipher_descriptor[ctr->cipher].done(&ctr->key);
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33 return CRYPT_OK;
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34 }
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38 #endif
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40 /* $Source: /cvs/libtom/libtomcrypt/src/modes/ctr/ctr_done.c,v $ */
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41 /* $Revision: 1.6 $ */
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42 /* $Date: 2006/06/29 01:46:46 $ */