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36 lines
933 B
C
36 lines
933 B
C
/* LibTomCrypt, modular cryptographic library -- Tom St Denis
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*
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* LibTomCrypt is a library that provides various cryptographic
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* algorithms in a highly modular and flexible manner.
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*
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* The library is free for all purposes without any express
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* guarantee it works.
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*/
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#include "tomcrypt.h"
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#ifdef LTC_CCM_MODE
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/**
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Reset a CCM state to as if you just called ccm_init(). This saves the initialization time.
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@param ccm The CCM state to reset
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@return CRYPT_OK on success
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*/
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int ccm_reset(ccm_state *ccm)
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{
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LTC_ARGCHK(ccm != NULL);
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zeromem(ccm->PAD, sizeof(ccm->PAD));
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zeromem(ccm->ctr, sizeof(ccm->ctr));
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zeromem(ccm->CTRPAD, sizeof(ccm->CTRPAD));
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ccm->CTRlen = 0;
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ccm->current_ptlen = 0;
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ccm->current_aadlen = 0;
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return CRYPT_OK;
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}
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#endif
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/* ref: HEAD -> master, tag: v1.18.2 */
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/* git commit: 7e7eb695d581782f04b24dc444cbfde86af59853 */
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/* commit time: 2018-07-01 22:49:01 +0200 */
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