Mercurial > dropbear

comparison libtommath/bn_mp_2expt.c @ 511:582cb38e4eb5 insecure-nocrypto

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propagate from branch 'au.asn.ucc.matt.dropbear' (head cdcc3c729e29544e8b98a408e2dc60e4483dfd2a) to branch 'au.asn.ucc.matt.dropbear.insecure-nocrypto' (head 0ca38a1cf349f7426ac9de34ebe4c3e3735effab)
author Matt Johnston <matt@ucc.asn.au>
date Thu, 06 Nov 2008 13:16:55 +0000
parents 5ff8218bcee9
children 60fc6476e044
comparison
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361:461c4b1fb35f 511:582cb38e4eb5
10 * additional optimizations in place. 10 * additional optimizations in place.
11 * 11 *
12 * The library is free for all purposes without any express 12 * The library is free for all purposes without any express
13 * guarantee it works. 13 * guarantee it works.
14 * 14 *
15 * Tom St Denis, [email protected], http://math.libtomcrypt.org 15 * Tom St Denis, [email protected], http://math.libtomcrypt.com
16 */ 16 */
17 17
18 /* computes a = 2**b 18 /* computes a = 2**b
19 * 19 *
20 * Simple algorithm which zeroes the int, grows it then just sets one bit 20 * Simple algorithm which zeroes the int, grows it then just sets one bit
40 a->dp[b / DIGIT_BIT] = ((mp_digit)1) << (b % DIGIT_BIT); 40 a->dp[b / DIGIT_BIT] = ((mp_digit)1) << (b % DIGIT_BIT);
41 41
42 return MP_OKAY; 42 return MP_OKAY;
43 } 43 }
44 #endif 44 #endif
45
46 /* $Source: /cvs/libtom/libtommath/bn_mp_2expt.c,v $ */
47 /* $Revision: 1.3 $ */
48 /* $Date: 2006/03/31 14:18:44 $ */