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view libtommath/bn_mp_set.c @ 1702:8f93f37c01de

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Allow DH to be completely disabled (#97) Reduces binary size by ~2kB by default and by 21kB with no other libtommath functions users, ex. with curve25519 kex and ed25519 key only.
author Vladislav Grishenko <themiron@users.noreply.github.com>
date Thu, 28 May 2020 20:01:48 +0500
parents 1051e4eea25a
children
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#include "tommath_private.h"
#ifdef BN_MP_SET_C
/* LibTomMath, multiple-precision integer library -- Tom St Denis */
/* SPDX-License-Identifier: Unlicense */

/* set to a digit */
void mp_set(mp_int *a, mp_digit b)
{
   a->dp[0] = b & MP_MASK;
   a->sign  = MP_ZPOS;
   a->used  = (a->dp[0] != 0u) ? 1 : 0;
   MP_ZERO_DIGITS(a->dp + a->used, a->alloc - a->used);
}
#endif