Mercurial > dropbear

comparison libtommath/bn_mp_prime_is_prime.c @ 1436:60fc6476e044

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
Update to libtommath v1.0
author Matt Johnston <matt@ucc.asn.au>
date Sat, 24 Jun 2017 22:37:14 +0800
parents 5ff8218bcee9
children 8bba51a55704
comparison
equal deleted inserted replaced
1435:f849a5ca2efc 1436:60fc6476e044
1 #include <tommath.h> 1 #include <tommath_private.h>
2 #ifdef BN_MP_PRIME_IS_PRIME_C 2 #ifdef BN_MP_PRIME_IS_PRIME_C
3 /* LibTomMath, multiple-precision integer library -- Tom St Denis 3 /* LibTomMath, multiple-precision integer library -- Tom St Denis
4 * 4 *
5 * LibTomMath is a library that provides multiple-precision 5 * LibTomMath is a library that provides multiple-precision
6 * integer arithmetic as well as number theoretic functionality. 6 * integer arithmetic as well as number theoretic functionality.
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.com 15 * Tom St Denis, [email protected], http://libtom.org
16 */ 16 */
17 17
18 /* performs a variable number of rounds of Miller-Rabin 18 /* performs a variable number of rounds of Miller-Rabin
19 * 19 *
20 * Probability of error after t rounds is no more than 20 * Probability of error after t rounds is no more than
29 29
30 /* default to no */ 30 /* default to no */
31 *result = MP_NO; 31 *result = MP_NO;
32 32
33 /* valid value of t? */ 33 /* valid value of t? */
34 if (t <= 0 || t > PRIME_SIZE) { 34 if ((t <= 0) || (t > PRIME_SIZE)) {
35 return MP_VAL; 35 return MP_VAL;
36 } 36 }
37 37
38 /* is the input equal to one of the primes in the table? */ 38 /* is the input equal to one of the primes in the table? */
39 for (ix = 0; ix < PRIME_SIZE; ix++) { 39 for (ix = 0; ix < PRIME_SIZE; ix++) {
76 LBL_B:mp_clear (&b); 76 LBL_B:mp_clear (&b);
77 return err; 77 return err;
78 } 78 }
79 #endif 79 #endif
80 80
81 /* $Source: /cvs/libtom/libtommath/bn_mp_prime_is_prime.c,v $ */ 81 /* $Source$ */
82 /* $Revision: 1.3 $ */ 82 /* $Revision$ */
83 /* $Date: 2006/03/31 14:18:44 $ */ 83 /* $Date$ */