crypto/bn/bn_mul.c

431     int tna = n + dna, tnb = n + dnb;
464     c2 = bn_cmp_part_words(&(b[n]), b, tnb, tnb - n);
469         bn_sub_part_words(&(t[n]), b, &(b[n]), tnb, n - tnb); /* - */
476         bn_sub_part_words(&(t[n]), &(b[n]), b, tnb, tnb - n); /* + */
486         bn_sub_part_words(&(t[n]), b, &(b[n]), tnb, n - tnb); /* - */
494         bn_sub_part_words(&(t[n]), &(b[n]), b, tnb, tnb - n);
578                            int tna, int tnb, BN_ULONG *t)
586             n, tna, n, tnb);
589         bn_mul_normal(r, a, n + tna, b, n + tnb);
595     c2 = bn_cmp_part_words(&(b[n]), b, tnb, tnb - n);
600         bn_sub_part_words(&(t[n]), b, &(b[n]), tnb, n - tnb); /* - */
606         bn_sub_part_words(&(t[n]), &(b[n]), b, tnb, tnb - n); /* + */
615         bn_sub_part_words(&(t[n]), b, &(b[n]), tnb, n - tnb); /* - */
622         bn_sub_part_words(&(t[n]), &(b[n]), b, tnb, tnb - n);
640         bn_mul_normal(&(r[n2]), &(a[n]), tna, &(b[n]), tnb);
641         memset(&(r[n2 + tna + tnb]), 0, sizeof(BN_ULONG) * (n2 - tna - tnb));
650         if (tna > tnb)
653             j = tnb - i;
656                              i, tna - i, tnb - i, p);
660                                   i, tna - i, tnb - i, p);
661             memset(&(r[n2 + tna + tnb]), 0,
662                    sizeof(BN_ULONG) * (n2 - tna - tnb));
667                 && tnb < BN_MUL_RECURSIVE_SIZE_NORMAL) {
668                 bn_mul_normal(&(r[n2]), &(a[n]), tna, &(b[n]), tnb);
674                      * difference between tna and tnb is 1 or 0
676                     if (i < tna || i < tnb) {
679                                               i, tna - i, tnb - i, p);
681                     } else if (i == tna || i == tnb) {
684                                          i, tna - i, tnb - i, p);