Mercurial > dropbear
annotate libtomcrypt/src/modes/ofb/ofb_done.c @ 652:17962b2a6b8f
- Make sure we don't use channel-specific data after it has been freed
with a ChanType->closehandler()
author | Matt Johnston <matt@ucc.asn.au> |
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date | Sun, 04 Dec 2011 05:27:29 +0800 (2011-12-03) |
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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, tomstdenis@gmail.com, 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 ofb_done.c |
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15 OFB implementation, finish chain, Tom St Denis |
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16 */ |
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17 |
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18 #ifdef LTC_OFB_MODE |
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19 |
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20 /** Terminate the chain |
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21 @param ofb The OFB chain to terminate |
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22 @return CRYPT_OK on success |
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23 */ |
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24 int ofb_done(symmetric_OFB *ofb) |
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25 { |
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26 int err; |
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27 LTC_ARGCHK(ofb != NULL); |
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28 |
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29 if ((err = cipher_is_valid(ofb->cipher)) != CRYPT_OK) { |
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30 return err; |
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31 } |
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32 cipher_descriptor[ofb->cipher].done(&ofb->key); |
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33 return CRYPT_OK; |
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34 } |
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35 |
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36 |
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37 |
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38 #endif |
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39 |
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40 /* $Source: /cvs/libtom/libtomcrypt/src/modes/ofb/ofb_done.c,v $ */ |
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41 /* $Revision: 1.6 $ */ |
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42 /* $Date: 2006/06/29 01:51:34 $ */ |