diff options
Diffstat (limited to 'libtommath/bn_mp_cnt_lsb.c')
| -rw-r--r-- | libtommath/bn_mp_cnt_lsb.c | 21 |
1 files changed, 4 insertions, 17 deletions
diff --git a/libtommath/bn_mp_cnt_lsb.c b/libtommath/bn_mp_cnt_lsb.c index de0a7b5..4b2d206 100644 --- a/libtommath/bn_mp_cnt_lsb.c +++ b/libtommath/bn_mp_cnt_lsb.c @@ -1,16 +1,7 @@ #include "tommath_private.h" #ifdef BN_MP_CNT_LSB_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 - */ +/* LibTomMath, multiple-precision integer library -- Tom St Denis */ +/* SPDX-License-Identifier: Unlicense */ static const int lnz[16] = { 4, 0, 1, 0, 2, 0, 1, 0, 3, 0, 1, 0, 2, 0, 1, 0 @@ -23,14 +14,14 @@ int mp_cnt_lsb(const mp_int *a) mp_digit q, qq; /* easy out */ - if (mp_iszero(a) == MP_YES) { + if (MP_IS_ZERO(a)) { return 0; } /* scan lower digits until non-zero */ for (x = 0; (x < a->used) && (a->dp[x] == 0u); x++) {} q = a->dp[x]; - x *= DIGIT_BIT; + x *= MP_DIGIT_BIT; /* now scan this digit until a 1 is found */ if ((q & 1u) == 0u) { @@ -44,7 +35,3 @@ int mp_cnt_lsb(const mp_int *a) } #endif - -/* ref: HEAD -> master, tag: v1.1.0 */ -/* git commit: 08549ad6bc8b0cede0b357a9c341c5c6473a9c55 */ -/* commit time: 2019-01-28 20:32:32 +0100 */ |