Commit 50e34aab authored by Andy Polyakov's avatar Andy Polyakov
Browse files

test/ectest.c: add regression test for RT#4284. 



Reviewed-by: default avatarRich Salz <rsalz@openssl.org>
parent 143ee099

test/ectest.c

+15 −0
Original line number Diff line number Diff line
@@ -119,6 +119,8 @@ static void group_order_tests(EC_GROUP *group) 
    BIGNUM *n1, *n2, *order;

    EC_POINT *P = EC_POINT_new(group);

    EC_POINT *Q = EC_POINT_new(group);

    EC_POINT *R = EC_POINT_new(group);

    EC_POINT *S = EC_POINT_new(group);

    BN_CTX *ctx = BN_CTX_new();

    int i;
@@ -198,6 +200,17 @@ static void group_order_tests(EC_GROUP *group) 
        /* Exercise EC_POINTs_mul, including corner cases. */

        if (EC_POINT_is_at_infinity(group, P))

            ABORT;



        scalars[0] = scalars[1] = BN_value_one();

        points[0]  = points[1]  = P;



        if (!EC_POINTs_mul(group, R, NULL, 2, points, scalars, ctx))

            ABORT;

        if (!EC_POINT_dbl(group, S, points[0], ctx))

            ABORT;

        if (0 != EC_POINT_cmp(group, R, S, ctx))

            ABORT;



        scalars[0] = n1;

        points[0] = Q;          /* => infinity */

        scalars[1] = n2;
@@ -219,6 +232,8 @@ static void group_order_tests(EC_GROUP *group) 


    EC_POINT_free(P);

    EC_POINT_free(Q);

    EC_POINT_free(R);

    EC_POINT_free(S);

    BN_free(n1);

    BN_free(n2);

    BN_free(order);