24 lines
574 B
C
24 lines
574 B
C
#include "tommath_private.h"
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#ifdef BN_MP_JACOBI_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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/* computes the jacobi c = (a | n) (or Legendre if n is prime)
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* Kept for legacy reasons, please use mp_kronecker() instead
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*/
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int mp_jacobi(const mp_int *a, const mp_int *n, int *c)
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{
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/* if a < 0 return MP_VAL */
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if (a->sign == MP_NEG) {
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return MP_VAL;
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}
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/* if n <= 0 return MP_VAL */
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if (mp_cmp_d(n, 0uL) != MP_GT) {
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return MP_VAL;
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}
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return mp_kronecker(a, n, c);
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}
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#endif
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