Mercurial > dropbear

annotate libtomcrypt/src/misc/crypt/crypt_find_cipher_id.c @ 1793:f90e681b8b8c

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merge
author Matt Johnston <matt@ucc.asn.au>
date Fri, 29 Jan 2021 21:59:12 +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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11 /**
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12 @file crypt_find_cipher_id.c
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13 Find cipher by ID, Tom St Denis
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14 */
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16 /**
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17 Find a cipher by ID number
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18 @param ID The ID (not same as index) of the cipher to find
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19 @return >= 0 if found, -1 if not present
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20 */
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21 int find_cipher_id(unsigned char ID)
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22 {
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23 int x;
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24 LTC_MUTEX_LOCK(&ltc_cipher_mutex);
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25 for (x = 0; x < TAB_SIZE; x++) {
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26 if (cipher_descriptor[x].ID == ID) {
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27 x = (cipher_descriptor[x].name == NULL) ? -1 : x;
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28 LTC_MUTEX_UNLOCK(&ltc_cipher_mutex);
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29 return x;
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30 }
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31 }
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32 LTC_MUTEX_UNLOCK(&ltc_cipher_mutex);
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33 return -1;
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34 }
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35
1471
6dba84798cd5 Update to libtomcrypt 1.18.1, merged with Dropbear changes
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36 /* ref: $Format:%D$ */
6dba84798cd5 Update to libtomcrypt 1.18.1, merged with Dropbear changes
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37 /* git commit: $Format:%H$ */
6dba84798cd5 Update to libtomcrypt 1.18.1, merged with Dropbear changes
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38 /* commit time: $Format:%ai$ */