Lines Matching refs:a2
655 unsigned int a, b, c, a2, b2, c2, e3, tmp[4];
662 a2 = gf_div(bch, poly->c[2], e3);
664 /* (X+a2)(X^3+a2X^2+b2X+c2) = X^4+aX^2+bX+c (affine) */
665 c = gf_mul(bch, a2, c2); /* c = a2c2 */
666 b = gf_mul(bch, a2, b2)^c2; /* b = a2b2 + c2 */
667 a = gf_sqr(bch, a2)^b2; /* a = a2^2 + b2 */
671 /* remove a2 from final list of roots */
673 if (tmp[i] != a2)
688 unsigned int a, b, c, d, e = 0, f, a2, b2, c2, e4;
726 a2 = gf_div(bch, b, d);
731 a2 = b;
734 if (find_affine4_roots(bch, a2, b2, c2, roots) == 4) {