comparison libtomcrypt/src/mac/pmac/pmac_ntz.c @ 302:973fccb59ea4 ucc-axis-hack

propagate from branch 'au.asn.ucc.matt.dropbear' (head 11034278bd1917bebcbdc69cf53b1891ce9db121) to branch 'au.asn.ucc.matt.dropbear.ucc-axis-hack' (head 10a1f614fec73d0820c3f61160d9db409b9beb46)
author Matt Johnston <matt@ucc.asn.au>
date Sat, 25 Mar 2006 12:59:58 +0000
parents 1b9e69c058d2
children 0cbe8f6dbf9e
comparison
equal deleted inserted replaced
299:740e782679be 302:973fccb59ea4
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 pmac_ntz.c
15 PMAC implementation, internal function, by Tom St Denis
16 */
17
18 #ifdef PMAC
19
20 /**
21 Internal PMAC function
22 */
23 int pmac_ntz(unsigned long x)
24 {
25 int c;
26 x &= 0xFFFFFFFFUL;
27 c = 0;
28 while ((x & 1) == 0) {
29 ++c;
30 x >>= 1;
31 }
32 return c;
33 }
34
35 #endif
36
37 /* $Source: /cvs/libtom/libtomcrypt/src/mac/pmac/pmac_ntz.c,v $ */
38 /* $Revision: 1.3 $ */
39 /* $Date: 2005/05/05 14:35:59 $ */