Mercurial > dropbear
annotate libtomcrypt/src/misc/crypt/crypt_find_hash_id.c @ 442:d82a2a44c684
Add -u option to specify /dev/urandom instead
author | Matt Johnston <matt@ucc.asn.au> |
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date | Mon, 16 Apr 2007 13:39:50 +0000 |
parents | 0cbe8f6dbf9e |
children | f849a5ca2efc |
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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 * Tom St Denis, [email protected], http://libtomcrypt.com |
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10 */ |
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11 #include "tomcrypt.h" |
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12 |
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13 /** |
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14 @file crypt_find_hash_id.c |
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15 Find hash by ID, Tom St Denis |
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16 */ |
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17 |
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18 /** |
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19 Find a hash by ID number |
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20 @param ID The ID (not same as index) of the hash to find |
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21 @return >= 0 if found, -1 if not present |
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22 */ |
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23 int find_hash_id(unsigned char ID) |
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24 { |
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25 int x; |
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26 LTC_MUTEX_LOCK(<c_hash_mutex); |
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27 for (x = 0; x < TAB_SIZE; x++) { |
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28 if (hash_descriptor[x].ID == ID) { |
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29 x = (hash_descriptor[x].name == NULL) ? -1 : x; |
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30 LTC_MUTEX_UNLOCK(<c_hash_mutex); |
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31 return x; |
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32 } |
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33 } |
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34 LTC_MUTEX_UNLOCK(<c_hash_mutex); |
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35 return -1; |
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36 } |
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37 |
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38 /* $Source: /cvs/libtom/libtomcrypt/src/misc/crypt/crypt_find_hash_id.c,v $ */ |
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39 /* $Revision: 1.6 $ */ |
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40 /* $Date: 2006/03/31 14:15:35 $ */ |