bn_mp_abs.c

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Author : Daniel Mendler
Date : 2019-04-07 15:29:11
Hash : ff561404
Message : shorter headers

bn_mp_abs.c

#include "tommath_private.h"
#ifdef BN_MP_ABS_C
/* LibTomMath, multiple-precision integer library -- Tom St Denis */
/* SPDX-License-Identifier: Unlicense */

/* b = |a|
 *
 * Simple function copies the input and fixes the sign to positive
 */
int mp_abs(const mp_int *a, mp_int *b)
{
   int     res;

   /* copy a to b */
   if (a != b) {
      if ((res = mp_copy(a, b)) != MP_OKAY) {
         return res;
      }
   }

   /* force the sign of b to positive */
   b->sign = MP_ZPOS;

   return MP_OKAY;
}
#endif

kc3-lang/libtommath/bn_mp_abs.c

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