Lines Matching defs:cofactor
179 group = ECGroup_consGFp_mont(&irreducible, &a, &b, &Gx, &Gy, &order, params->cofactor);
187 group = ECGroup_consGF2m(&irreducible, irr_arr, &a, &b, &Gx, &Gy, &order, params->cofactor);
302 key->ecParams.cofactor = ecParams->cofactor;
456 * X9.62. The ECDH primitive when used without the cofactor does
539 ** cofactor) and returns the x-coordinate of the resulting elliptic
558 mp_int cofactor;
584 if (withCofactor && (ecParams->cofactor != 1)) {
585 /* multiply k with the cofactor */
586 MP_DIGITS(&cofactor) = 0;
587 CHECK_MPI_OK( mp_init(&cofactor, kmflag) );
588 mp_set(&cofactor, ecParams->cofactor);
589 CHECK_MPI_OK( mp_mul(&k, &cofactor, &k) );