27 lines
513 B
C
27 lines
513 B
C
#include "tommath_private.h"
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#ifdef BN_MP_ABS_C
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/* LibTomMath, multiple-precision integer library -- Tom St Denis */
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/* SPDX-License-Identifier: Unlicense */
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/* b = |a|
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*
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* Simple function copies the input and fixes the sign to positive
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*/
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int mp_abs(const mp_int *a, mp_int *b)
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{
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int res;
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/* copy a to b */
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if (a != b) {
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if ((res = mp_copy(a, b)) != MP_OKAY) {
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return res;
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}
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}
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/* force the sign of b to positive */
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b->sign = MP_ZPOS;
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return MP_OKAY;
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}
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#endif
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