Mercurial > dropbear
diff libtommath/bn_mp_mod.c @ 1655:f52919ffd3b1
update ltm to 1.1.0 and enable FIPS 186.4 compliant key-generation (#79)
* make key-generation compliant to FIPS 186.4
* fix includes in tommath_class.h
* update fuzzcorpus instead of error-out
* fixup fuzzing make-targets
* update Makefile.in
* apply necessary patches to ltm sources
* clean-up not required ltm files
* update to vanilla ltm 1.1.0
this already only contains the required files
* remove set/get double
| author | Steffen Jaeckel <s_jaeckel@gmx.de> |
|---|---|
| date | Mon, 16 Sep 2019 15:50:38 +0200 |
| parents | 8bba51a55704 |
| children | 1051e4eea25a |
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--- a/libtommath/bn_mp_mod.c Wed May 15 21:59:45 2019 +0800 +++ b/libtommath/bn_mp_mod.c Mon Sep 16 15:50:38 2019 +0200 @@ -1,4 +1,4 @@ -#include <tommath_private.h> +#include "tommath_private.h" #ifdef BN_MP_MOD_C /* LibTomMath, multiple-precision integer library -- Tom St Denis * @@ -9,40 +9,36 @@ * Michael Fromberger but has been written from scratch with * additional optimizations in place. * - * The library is free for all purposes without any express - * guarantee it works. - * - * Tom St Denis, [email protected], http://libtom.org + * SPDX-License-Identifier: Unlicense */ /* c = a mod b, 0 <= c < b if b > 0, b < c <= 0 if b < 0 */ -int -mp_mod (mp_int * a, mp_int * b, mp_int * c) +int mp_mod(const mp_int *a, const mp_int *b, mp_int *c) { - mp_int t; - int res; + mp_int t; + int res; - if ((res = mp_init_size (&t, b->used)) != MP_OKAY) { - return res; - } + if ((res = mp_init_size(&t, b->used)) != MP_OKAY) { + return res; + } - if ((res = mp_div (a, b, NULL, &t)) != MP_OKAY) { - mp_clear (&t); - return res; - } + if ((res = mp_div(a, b, NULL, &t)) != MP_OKAY) { + mp_clear(&t); + return res; + } - if ((mp_iszero(&t) != MP_NO) || (t.sign == b->sign)) { - res = MP_OKAY; - mp_exch (&t, c); - } else { - res = mp_add (b, &t, c); - } + if ((mp_iszero(&t) != MP_NO) || (t.sign == b->sign)) { + res = MP_OKAY; + mp_exch(&t, c); + } else { + res = mp_add(b, &t, c); + } - mp_clear (&t); - return res; + mp_clear(&t); + return res; } #endif -/* ref: $Format:%D$ */ -/* git commit: $Format:%H$ */ -/* commit time: $Format:%ai$ */ +/* ref: HEAD -> master, tag: v1.1.0 */ +/* git commit: 08549ad6bc8b0cede0b357a9c341c5c6473a9c55 */ +/* commit time: 2019-01-28 20:32:32 +0100 */