kc3-lang/libtommath/bn_mp_init_copy.c

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• Hash : 4534056c
  Author :
  Date : 2019-05-13T00:22:18
  

  use enums mp_err, mp_ord, mp_bool, mp_sign * MP_USE_ENUMS enables enums * Wc++-compat catches some implicit conversions if MP_USE_ENUMS is defined * 100% backwards compatible API/ABI if MP_USE_ENUMS is not defined

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• bn_mp_init_copy.c

• #include "tommath_private.h"
  #ifdef BN_MP_INIT_COPY_C
  /* LibTomMath, multiple-precision integer library -- Tom St Denis */
  /* SPDX-License-Identifier: Unlicense */
  
  /* creates "a" then copies b into it */
  mp_err mp_init_copy(mp_int *a, const mp_int *b)
  {
     mp_err     res;
  
     if ((res = mp_init_size(a, b->used)) != MP_OKAY) {
        return res;
     }
  
     if ((res = mp_copy(b, a)) != MP_OKAY) {
        mp_clear(a);
     }
  
     return res;
  }
  #endif
  

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