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comparison libtommath/bn_mp_rand.c @ 1748:34d9d3c022ce

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Use Dropbear's random source rather than libtommath's platform
author Matt Johnston <matt@ucc.asn.au>
date Mon, 19 Oct 2020 22:49:19 +0800
parents 1051e4eea25a
children
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1747:ff51d5967e2d 1748:34d9d3c022ce
1 #include "tommath_private.h" 1 #include "tommath_private.h"
2 #ifdef BN_MP_RAND_C 2 #ifdef BN_MP_RAND_C
3 /* LibTomMath, multiple-precision integer library -- Tom St Denis */ 3 /* LibTomMath, multiple-precision integer library -- Tom St Denis */
4 /* SPDX-License-Identifier: Unlicense */ 4 /* SPDX-License-Identifier: Unlicense */
5 5
6 mp_err(*s_mp_rand_source)(void *out, size_t size) = s_mp_rand_platform; 6 /* Dropbear sets this separately, avoid platform code */
7 mp_err(*s_mp_rand_source)(void *out, size_t size) = NULL;
7 8
8 void mp_rand_source(mp_err(*source)(void *out, size_t size)) 9 void mp_rand_source(mp_err(*source)(void *out, size_t size))
9 { 10 {
10 s_mp_rand_source = (source == NULL) ? s_mp_rand_platform : source; 11 /* Dropbear, don't reset to platform if source==NULL */
12 s_mp_rand_source = source;
11 } 13 }
12 14
13 mp_err mp_rand(mp_int *a, int digits) 15 mp_err mp_rand(mp_int *a, int digits)
14 { 16 {
15 int i; 17 int i;