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comparison libtommath/bn_mp_zero.c @ 1692:1051e4eea25a

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Update LibTomMath to 1.2.0 (#84) * update C files * update other files * update headers * update makefiles * remove mp_set/get_double() * use ltm 1.2.0 API * update ltm_desc * use bundled tommath if system-tommath is too old * XMALLOC etc. were changed to MP_MALLOC etc.
author Steffen Jaeckel <s@jaeckel.eu>
date Tue, 26 May 2020 17:36:47 +0200
parents f52919ffd3b1
children
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1691:2d3745d58843 1692:1051e4eea25a
1 #include "tommath_private.h" 1 #include "tommath_private.h"
2 #ifdef BN_MP_ZERO_C 2 #ifdef BN_MP_ZERO_C
3 /* LibTomMath, multiple-precision integer library -- Tom St Denis 3 /* LibTomMath, multiple-precision integer library -- Tom St Denis */
4 * 4 /* SPDX-License-Identifier: Unlicense */
5 * LibTomMath is a library that provides multiple-precision
6 * integer arithmetic as well as number theoretic functionality.
7 *
8 * The library was designed directly after the MPI library by
9 * Michael Fromberger but has been written from scratch with
10 * additional optimizations in place.
11 *
12 * SPDX-License-Identifier: Unlicense
13 */
14 5
15 /* set to zero */ 6 /* set to zero */
16 void mp_zero(mp_int *a) 7 void mp_zero(mp_int *a)
17 { 8 {
18 int n;
19 mp_digit *tmp;
20
21 a->sign = MP_ZPOS; 9 a->sign = MP_ZPOS;
22 a->used = 0; 10 a->used = 0;
23 11 MP_ZERO_DIGITS(a->dp, a->alloc);
24 tmp = a->dp;
25 for (n = 0; n < a->alloc; n++) {
26 *tmp++ = 0;
27 }
28 } 12 }
29 #endif 13 #endif
30
31 /* ref: HEAD -> master, tag: v1.1.0 */
32 /* git commit: 08549ad6bc8b0cede0b357a9c341c5c6473a9c55 */
33 /* commit time: 2019-01-28 20:32:32 +0100 */