Mercurial > dropbear

annotate libtomcrypt/src/mac/pelican/pelican_memory.c @ 1912:8b4274d34fe8

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Use buf_burn_free() instead of two calls
author Matt Johnston <matt@ucc.asn.au>
date Tue, 29 Mar 2022 23:47:30 +0800
parents 6dba84798cd5
children
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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 /**
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12 @file pelican_memory.c
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13 Pelican MAC, MAC a block of memory, by Tom St Denis
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14 */
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16 #ifdef LTC_PELICAN
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18 /**
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19 Pelican block of memory
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20 @param key The key for the MAC
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21 @param keylen The length of the key (octets)
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22 @param in The input to MAC
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23 @param inlen The length of the input (octets)
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24 @param out [out] The output TAG
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25 @return CRYPT_OK on success
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26 */
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27 int pelican_memory(const unsigned char *key, unsigned long keylen,
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28 const unsigned char *in, unsigned long inlen,
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29 unsigned char *out)
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30 {
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31 pelican_state *pel;
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32 int err;
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34 pel = XMALLOC(sizeof(*pel));
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35 if (pel == NULL) {
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36 return CRYPT_MEM;
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37 }
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39 if ((err = pelican_init(pel, key, keylen)) != CRYPT_OK) {
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40 XFREE(pel);
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41 return err;
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42 }
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43 if ((err = pelican_process(pel, in ,inlen)) != CRYPT_OK) {
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44 XFREE(pel);
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45 return err;
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46 }
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47 err = pelican_done(pel, out);
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48 XFREE(pel);
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49 return err;
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50 }
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53 #endif
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54
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55 /* ref: $Format:%D$ */
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56 /* git commit: $Format:%H$ */
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57 /* commit time: $Format:%ai$ */