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Update LibTomMath to 1.2.0 (#84)

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* update C files

* update other files

* update headers

* update makefiles

* remove mp_set/get_double()

* use ltm 1.2.0 API

* update ltm_desc

* use bundled tommath if system-tommath is too old

* XMALLOC etc. were changed to MP_MALLOC etc.
This commit is contained in:
Steffen Jaeckel
2020-05-26 17:36:47 +02:00
committed by GitHub
parent 724e61f8ae
commit b4bd23b4d2
229 changed files with 6095 additions and 31359 deletions
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30
libtommath/bn_mp_add.c
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@@ -1,21 +1,13 @@
#include "tommath_private.h"
#ifdef BN_MP_ADD_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 */
/* high level addition (handles signs) */
int mp_add(const mp_int *a, const mp_int *b, mp_int *c)
mp_err mp_add(const mp_int *a, const mp_int *b, mp_int *c)
{
int sa, sb, res;
mp_sign sa, sb;
mp_err err;
/* get sign of both inputs */
sa = a->sign;
@@ -26,7 +18,7 @@ int mp_add(const mp_int *a, const mp_int *b, mp_int *c)
/* both positive or both negative */
/* add their magnitudes, copy the sign */
c->sign = sa;
res = s_mp_add(a, b, c);
err = s_mp_add(a, b, c);
} else {
/* one positive, the other negative */
/* subtract the one with the greater magnitude from */
@@ -34,17 +26,13 @@ int mp_add(const mp_int *a, const mp_int *b, mp_int *c)
/* the sign of the one with the greater magnitude. */
if (mp_cmp_mag(a, b) == MP_LT) {
c->sign = sb;
res = s_mp_sub(b, a, c);
err = s_mp_sub(b, a, c);
} else {
c->sign = sa;
res = s_mp_sub(a, b, c);
err = s_mp_sub(a, b, c);
}
}
return res;
return err;
}
#endif
/* ref: HEAD -> master, tag: v1.1.0 */
/* git commit: 08549ad6bc8b0cede0b357a9c341c5c6473a9c55 */
/* commit time: 2019-01-28 20:32:32 +0100 */