Lines Matching refs:n1
649 BIGNUM *n0, *n1, *n2, *n3, *n4, *n5, *n6;
672 n1 = BN_CTX_get(ctx);
685 /* n1, n2 */
688 if (!BN_copy(n1, &a->X)) goto end;
690 /* n1 = X_a */
696 if (!field_mul(group, n1, &a->X, n0, ctx)) goto end;
697 /* n1 = X_a * Z_b^2 */
724 if (!BN_mod_sub_quick(n5, n1, n3, p)) goto end;
726 /* n5 = n1 - n3 */
750 if (!BN_mod_add_quick(n1, n1, n3, p)) goto end;
752 /* 'n7' = n1 + n3 */
776 if (!field_mul(group, n3, n1, n4, ctx)) goto end;
788 if (!field_mul(group, n1, n2, n5, ctx)) goto end;
789 if (!BN_mod_sub_quick(n0, n0, n1, p)) goto end;
813 BIGNUM *n0, *n1, *n2, *n3;
836 n1 = BN_CTX_get(ctx);
846 /* n1 */
850 if (!BN_mod_lshift1_quick(n1, n0, p)) goto err;
851 if (!BN_mod_add_quick(n0, n0, n1, p)) goto err;
852 if (!BN_mod_add_quick(n1, n0, &group->a, p)) goto err;
853 /* n1 = 3 * X_a^2 + a_curve */
857 if (!field_sqr(group, n1, &a->Z, ctx)) goto err;
858 if (!BN_mod_add_quick(n0, &a->X, n1, p)) goto err;
859 if (!BN_mod_sub_quick(n2, &a->X, n1, p)) goto err;
860 if (!field_mul(group, n1, n0, n2, ctx)) goto err;
861 if (!BN_mod_lshift1_quick(n0, n1, p)) goto err;
862 if (!BN_mod_add_quick(n1, n0, n1, p)) goto err;
863 /* n1 = 3 * (X_a + Z_a^2) * (X_a - Z_a^2)
869 if (!BN_mod_lshift1_quick(n1, n0, p)) goto err;
870 if (!BN_mod_add_quick(n0, n0, n1, p)) goto err;
871 if (!field_sqr(group, n1, &a->Z, ctx)) goto err;
872 if (!field_sqr(group, n1, n1, ctx)) goto err;
873 if (!field_mul(group, n1, n1, &group->a, ctx)) goto err;
874 if (!BN_mod_add_quick(n1, n1, n0, p)) goto err;
875 /* n1 = 3 * X_a^2 + a_curve * Z_a^4 */
899 if (!field_sqr(group, &r->X, n1, ctx)) goto err;
901 /* X_r = n1^2 - 2 * n2 */
910 if (!field_mul(group, n0, n1, n0, ctx)) goto err;
912 /* Y_r = n1 * (n2 - X_r) - n3 */
