Mercurial > dropbear
view libtommath/bn_mp_ubin_size.c @ 1702:8f93f37c01de
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_UBIN_SIZE_C /* LibTomMath, multiple-precision integer library -- Tom St Denis */ /* SPDX-License-Identifier: Unlicense */ /* get the size for an unsigned equivalent */ size_t mp_ubin_size(const mp_int *a) { size_t size = (size_t)mp_count_bits(a); return (size / 8u) + (((size & 7u) != 0u) ? 1u : 0u); } #endif