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comparison libtomcrypt/src/pk/asn1/der/utctime/der_length_utctime.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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children 0cbe8f6dbf9e
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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 #include "tomcrypt.h"
12
13 /**
14 @file der_length_utctime.c
15 ASN.1 DER, get length of UTCTIME, Tom St Denis
16 */
17
18 #ifdef LTC_DER
19
20 /**
21 Gets length of DER encoding of UTCTIME
22 @param outlen [out] The length of the DER encoding
23 @return CRYPT_OK if successful
24 */
25 int der_length_utctime(ltc_utctime *utctime, unsigned long *outlen)
26 {
27 LTC_ARGCHK(outlen != NULL);
28 LTC_ARGCHK(utctime != NULL);
29
30 if (utctime->off_hh == 0 && utctime->off_mm == 0) {
31 /* we encode as YYMMDDhhmmssZ */
32 *outlen = 2 + 13;
33 } else {
34 /* we encode as YYMMDDhhmmss{+|-}hh'mm' */
35 *outlen = 2 + 17;
36 }
37
38 return CRYPT_OK;
39 }
40
41 #endif
42
43 /* $Source: /cvs/libtom/libtomcrypt/src/pk/asn1/der/utctime/der_length_utctime.c,v $ */
44 /* $Revision: 1.2 $ */
45 /* $Date: 2005/06/19 11:23:04 $ */