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comparison libtomcrypt/src/pk/asn1/der/utctime/der_length_utctime.c @ 399:a707e6148060

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merge of '5fdf69ca60d1683cdd9f4c2595134bed26394834' and '6b61c50f4cf888bea302ac8fcf5dbb573b443251'
author Matt Johnston <matt@ucc.asn.au>
date Sat, 03 Feb 2007 08:20:34 +0000
parents 0cbe8f6dbf9e
children f849a5ca2efc
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394:17d097fc111c 399:a707e6148060
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.com
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 utctime The UTC time structure to get the size of
23 @param outlen [out] The length of the DER encoding
24 @return CRYPT_OK if successful
25 */
26 int der_length_utctime(ltc_utctime *utctime, unsigned long *outlen)
27 {
28 LTC_ARGCHK(outlen != NULL);
29 LTC_ARGCHK(utctime != NULL);
30
31 if (utctime->off_hh == 0 && utctime->off_mm == 0) {
32 /* we encode as YYMMDDhhmmssZ */
33 *outlen = 2 + 13;
34 } else {
35 /* we encode as YYMMDDhhmmss{+|-}hh'mm' */
36 *outlen = 2 + 17;
37 }
38
39 return CRYPT_OK;
40 }
41
42 #endif
43
44 /* $Source: /cvs/libtom/libtomcrypt/src/pk/asn1/der/utctime/der_length_utctime.c,v $ */
45 /* $Revision: 1.4 $ */
46 /* $Date: 2006/03/31 14:15:35 $ */