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annotate libtomcrypt/src/encauth/ccm/ccm_reset.c @ 1906:46f68ace1c3c

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Fix act matrix workaround which broke real actions
author Matt Johnston <matt@ucc.asn.au>
date Thu, 24 Mar 2022 16:50:42 +0800
parents 6dba84798cd5
children
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
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1471
6dba84798cd5 Update to libtomcrypt 1.18.1, merged with Dropbear changes
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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 #ifdef LTC_CCM_MODE
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12
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13 /**
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14 Reset a CCM state to as if you just called ccm_init(). This saves the initialization time.
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15 @param ccm The CCM state to reset
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16 @return CRYPT_OK on success
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17 */
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18 int ccm_reset(ccm_state *ccm)
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19 {
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20 LTC_ARGCHK(ccm != NULL);
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21 zeromem(ccm->PAD, sizeof(ccm->PAD));
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22 zeromem(ccm->ctr, sizeof(ccm->ctr));
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23 zeromem(ccm->CTRPAD, sizeof(ccm->CTRPAD));
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24 ccm->CTRlen = 0;
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25 ccm->current_ptlen = 0;
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26 ccm->current_aadlen = 0;
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27
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28 return CRYPT_OK;
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29 }
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30
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31 #endif
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32
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33 /* ref: $Format:%D$ */
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34 /* git commit: $Format:%H$ */
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35 /* commit time: $Format:%ai$ */