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comparison libtomcrypt/src/pk/rsa/rsa_get_size.c @ 1471:6dba84798cd5

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Update to libtomcrypt 1.18.1, merged with Dropbear changes
author Matt Johnston <matt@ucc.asn.au>
date Fri, 09 Feb 2018 21:44:05 +0800
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1470:8bba51a55704 1471:6dba84798cd5
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 #include "tomcrypt.h"
10
11 /**
12 @file rsa_get_size.c
13 Retrieve the size of an RSA key, Steffen Jaeckel.
14 */
15
16 #ifdef LTC_MRSA
17
18 /**
19 Retrieve the size in bytes of an RSA key.
20 @param key The RSA key
21 @return The size in bytes of the RSA key or INT_MAX on error.
22 */
23 int rsa_get_size(rsa_key *key)
24 {
25 int ret = INT_MAX;
26 LTC_ARGCHK(key != NULL);
27
28 if (key)
29 {
30 ret = mp_unsigned_bin_size(key->N);
31 } /* if */
32
33 return ret;
34 }
35
36 #endif
37
38 /* ref: $Format:%D$ */
39 /* git commit: $Format:%H$ */
40 /* commit time: $Format:%ai$ */