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#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
*/
mp_err mp_abs(const mp_int *a, mp_int *b)
{
mp_err err;
/* copy a to b */
if (a != b) {
if ((err = mp_copy(a, b)) != MP_OKAY) {
return err;
}
}
/* force the sign of b to positive */
b->sign = MP_ZPOS;
return MP_OKAY;
}
#endif
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