implement and use new macros BN_get_sign(), BN_set_sign()

[openssl.git] / crypto / ecdsa / ecs_ossl.c

diff --git a/crypto/ecdsa/ecs_ossl.c b/crypto/ecdsa/ecs_ossl.c
index a9814afe0ba32483351c3e95c0e9ab2ee01d3812..215da3892af8e9485c78b670f96d211d279fef76 100644 (file)
--- a/crypto/ecdsa/ecs_ossl.c
+++ b/crypto/ecdsa/ecs_ossl.c
@@ -353,13 +353,15 @@ static int ecdsa_do_verify(const unsigned char *dgst, int dgst_len,
                goto err;
        }
 
-       if (BN_is_zero(sig->r) || sig->r->neg || BN_ucmp(sig->r, order) >= 0)
+       if (BN_is_zero(sig->r) || BN_get_sign(sig->r) ||
+           BN_ucmp(sig->r, order) >= 0)
        {
                ECDSAerr(ECDSA_F_ECDSA_DO_VERIFY, ECDSA_R_BAD_SIGNATURE);
                ret = 0;
                goto err;
        }
-       if (BN_is_zero(sig->s) || sig->s->neg || BN_ucmp(sig->s, order) >= 0)
+       if (BN_is_zero(sig->s) || BN_get_sign(sig->s) ||
+           BN_ucmp(sig->s, order) >= 0)
        {
                ECDSAerr(ECDSA_F_ECDSA_DO_VERIFY, ECDSA_R_BAD_SIGNATURE);
                ret = 0;