kc3-lang/libtommath/mp_mod.c

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• Hash : 61ebe7c0
  Author :
  Date : 2019-11-07T01:00:13
  

  simplify mod functions

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• mp_mod.c

• #include "tommath_private.h"
  #ifdef MP_MOD_C
  /* LibTomMath, multiple-precision integer library -- Tom St Denis */
  /* SPDX-License-Identifier: Unlicense */
  
  /* c = a mod b, 0 <= c < b if b > 0, b < c <= 0 if b < 0 */
  mp_err mp_mod(const mp_int *a, const mp_int *b, mp_int *c)
  {
     mp_err err;
     if ((err = mp_div(a, b, NULL, c)) != MP_OKAY) {
        return err;
     }
     return mp_iszero(c) || (c->sign == b->sign) ? MP_OKAY : mp_add(b, c, c);
  }
  #endif
  

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