Differences From Artifact [93f5c91ad0]:

• File libtommath/bn_mp_jacobi.c — part of check-in [5c51cd4d35] at 2017-09-15 14:44:00 on branch libtommath — re-format everything through astyle. Taken from libtom/libtommath (pull request [https://github.com/libtom/libtommath/pull/85|85]) (user: jan.nijtmans size: 2741) [more...]

To Artifact [6fad65b8b2]:

• File libtommath/bn_mp_jacobi.c — part of check-in [330a406fa5] at 2017-09-18 12:53:48 on branch trunk — Another round of libtommath const'ification. To be submitted to the libtommath folks (user: jan.nijtmans size: 2753) [more...]

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 */

/* computes the jacobi c = (a | n) (or Legendre if n is prime)
 * HAC pp. 73 Algorithm 2.149
 * HAC is wrong here, as the special case of (0 | 1) is not
 * handled correctly.
 */
int mp_jacobi(mp_int *a, mp_int *n, int *c)
int mp_jacobi(const mp_int *a, const mp_int *n, int *c)
{
   mp_int  a1, p1;
   int     k, s, r, res;
   mp_digit residue;

   /* if a < 0 return MP_VAL */
   if (mp_isneg(a) == MP_YES) {