Mercurial > dropbear
view libtommath/bn_mp_unsigned_bin_size.c @ 1673:e0871128e61f
CBC mode cleanup (#95)
* Fix CBC mode can't be fully disabled
* Fix CBC mode can't be the only mode
author | Vladislav Grishenko <themiron@users.noreply.github.com> |
---|---|
date | Mon, 25 May 2020 20:55:13 +0500 |
parents | f52919ffd3b1 |
children |
line wrap: on
line source
#include "tommath_private.h" #ifdef BN_MP_UNSIGNED_BIN_SIZE_C /* LibTomMath, multiple-precision integer library -- Tom St Denis * * LibTomMath is a library that provides multiple-precision * integer arithmetic as well as number theoretic functionality. * * The library was designed directly after the MPI library by * Michael Fromberger but has been written from scratch with * additional optimizations in place. * * SPDX-License-Identifier: Unlicense */ /* get the size for an unsigned equivalent */ int mp_unsigned_bin_size(const mp_int *a) { int size = mp_count_bits(a); return (size / 8) + ((((unsigned)size & 7u) != 0u) ? 1 : 0); } #endif /* ref: HEAD -> master, tag: v1.1.0 */ /* git commit: 08549ad6bc8b0cede0b357a9c341c5c6473a9c55 */ /* commit time: 2019-01-28 20:32:32 +0100 */