diff options
| author | Nils Larsch <nils@openssl.org> | 2005-04-22 20:02:44 +0000 |
|---|---|---|
| committer | Nils Larsch <nils@openssl.org> | 2005-04-22 20:02:44 +0000 |
| commit | ff22e913a3fbeb025e612828859102aa1a3effaa (patch) | |
| tree | 9b30cca57b4f6fd9436fb222dbd2fe9647bc56a9 /crypto/ecdsa/ecs_ossl.c | |
| parent | 04d0d0accfbfe88cb52c92abf521c69577c8d33e (diff) | |
| download | openssl-ff22e913a3fbeb025e612828859102aa1a3effaa.tar.gz | |
- use BN_set_negative and BN_is_negative instead of BN_set_sign
and BN_get_sign
- implement BN_set_negative as a function
- always use "#define BN_is_zero(a) ((a)->top == 0)"
Diffstat (limited to 'crypto/ecdsa/ecs_ossl.c')
| -rw-r--r-- | crypto/ecdsa/ecs_ossl.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/crypto/ecdsa/ecs_ossl.c b/crypto/ecdsa/ecs_ossl.c index 712f666641..61125b282f 100644 --- a/crypto/ecdsa/ecs_ossl.c +++ b/crypto/ecdsa/ecs_ossl.c @@ -360,9 +360,9 @@ static int ecdsa_do_verify(const unsigned char *dgst, int dgst_len, goto err; } - if (BN_is_zero(sig->r) || BN_get_sign(sig->r) || + if (BN_is_zero(sig->r) || BN_is_negative(sig->r) || BN_ucmp(sig->r, order) >= 0 || BN_is_zero(sig->s) || - BN_get_sign(sig->s) || BN_ucmp(sig->s, order) >= 0) + BN_is_negative(sig->s) || BN_ucmp(sig->s, order) >= 0) { ECDSAerr(ECDSA_F_ECDSA_DO_VERIFY, ECDSA_R_BAD_SIGNATURE); ret = 0; /* signature is invalid */ |