Mercurial > dropbear

annotate libtomcrypt/src/encauth/eax/eax_addheader.c @ 400:a5bca950120d channel-fix

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merge of '1dfbc5ef92391d01b576c8506061927869a89887' and '275426b7a4b94a0507c78327f86bcd2cd0b0f985'
author Matt Johnston <matt@ucc.asn.au>
date Sat, 03 Feb 2007 08:20:45 +0000
parents 1b9e69c058d2
children 0cbe8f6dbf9e
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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.org
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10 */
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11 /**
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12 @file eax_addheader.c
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13 EAX implementation, add meta-data, by Tom St Denis
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14 */
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15 #include "tomcrypt.h"
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17 #ifdef EAX_MODE
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19 /**
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20 add header (metadata) to the stream
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21 @param eax The current EAX state
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22 @param header The header (meta-data) data you wish to add to the state
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23 @param length The length of the header data
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24 @return CRYPT_OK if successful
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25 */
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26 int eax_addheader(eax_state *eax, const unsigned char *header,
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27 unsigned long length)
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28 {
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29 LTC_ARGCHK(eax != NULL);
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30 LTC_ARGCHK(header != NULL);
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31 return omac_process(&eax->headeromac, header, length);
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32 }
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34 #endif
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36 /* $Source: /cvs/libtom/libtomcrypt/src/encauth/eax/eax_addheader.c,v $ */
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37 /* $Revision: 1.3 $ */
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38 /* $Date: 2005/05/05 14:35:58 $ */