Mercurial > dropbear

annotate libtomcrypt/src/encauth/ocb/ocb_done_encrypt.c @ 1792:2bf1e97ba3cd

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Update INSTALL (#113) Make Git/Mercurial instructions easier to understand
author Xenhat <commits@xenh.at>
date Thu, 17 Dec 2020 04:35:48 -0500
parents 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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10 /**
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11 @file ocb_done_encrypt.c
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12 OCB implementation, terminate encryption, by Tom St Denis
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13 */
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14 #include "tomcrypt.h"
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16 #ifdef LTC_OCB_MODE
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18 /**
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19 Terminate an encryption OCB state
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20 @param ocb The OCB state
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21 @param pt Remaining plaintext (if any)
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22 @param ptlen The length of the plaintext (octets)
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23 @param ct [out] The ciphertext (if any)
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24 @param tag [out] The tag for the OCB stream
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25 @param taglen [in/out] The max size and resulting size of the tag
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26 @return CRYPT_OK if successful
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27 */
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28 int ocb_done_encrypt(ocb_state *ocb, const unsigned char *pt, unsigned long ptlen,
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29 unsigned char *ct, unsigned char *tag, unsigned long *taglen)
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30 {
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31 LTC_ARGCHK(ocb != NULL);
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32 LTC_ARGCHK(pt != NULL);
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33 LTC_ARGCHK(ct != NULL);
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34 LTC_ARGCHK(tag != NULL);
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35 LTC_ARGCHK(taglen != NULL);
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36 return s_ocb_done(ocb, pt, ptlen, ct, tag, taglen, 0);
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37 }
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39 #endif
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42 /* ref: $Format:%D$ */
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43 /* git commit: $Format:%H$ */
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44 /* commit time: $Format:%ai$ */