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comparison libtomcrypt/src/encauth/eax/eax_addheader.c @ 285:1b9e69c058d2

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propagate from branch 'au.asn.ucc.matt.ltc.dropbear' (head 20dccfc09627970a312d77fb41dc2970b62689c3) to branch 'au.asn.ucc.matt.dropbear' (head fdf4a7a3b97ae5046139915de7e40399cceb2c01)
author Matt Johnston <matt@ucc.asn.au>
date Wed, 08 Mar 2006 13:23:58 +0000
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281:997e6f7dc01e 285:1b9e69c058d2
1 /* LibTomCrypt, modular cryptographic library -- Tom St Denis
2 *
3 * LibTomCrypt is a library that provides various cryptographic
4 * algorithms in a highly modular and flexible manner.
5 *
6 * The library is free for all purposes without any express
7 * guarantee it works.
8 *
9 * Tom St Denis, [email protected], http://libtomcrypt.org
10 */
11 /**
12 @file eax_addheader.c
13 EAX implementation, add meta-data, by Tom St Denis
14 */
15 #include "tomcrypt.h"
16
17 #ifdef EAX_MODE
18
19 /**
20 add header (metadata) to the stream
21 @param eax The current EAX state
22 @param header The header (meta-data) data you wish to add to the state
23 @param length The length of the header data
24 @return CRYPT_OK if successful
25 */
26 int eax_addheader(eax_state *eax, const unsigned char *header,
27 unsigned long length)
28 {
29 LTC_ARGCHK(eax != NULL);
30 LTC_ARGCHK(header != NULL);
31 return omac_process(&eax->headeromac, header, length);
32 }
33
34 #endif
35
36 /* $Source: /cvs/libtom/libtomcrypt/src/encauth/eax/eax_addheader.c,v $ */
37 /* $Revision: 1.3 $ */
38 /* $Date: 2005/05/05 14:35:58 $ */