diff options
| author | Tomas Mraz <tomas@openssl.org> | 2024-04-25 19:26:08 +0200 |
|---|---|---|
| committer | Tomas Mraz <tomas@openssl.org> | 2024-05-09 09:32:02 +0200 |
| commit | a70ca93cdbc0ed36bf783b9eadc4cea35986b139 (patch) | |
| tree | b8bc38fb95c90a0003b2a8018a88d4956e9654f2 /crypto/ec/ecdsa_ossl.c | |
| parent | 5dbb2a8ca2c1ba42dfb9445b5ea76adccbdb9744 (diff) | |
Add ossl_bn_priv_rand_range_fixed_top() and use it for EC/DSA
Reviewed-by: Paul Dale <ppzgs1@gmail.com>
Reviewed-by: Neil Horman <nhorman@openssl.org>
(cherry picked from commit 13b3ca5c998e6db4f7251a56c43541cb1a422bd0)
(Merged from https://github.com/openssl/openssl/pull/24317)
Diffstat (limited to 'crypto/ec/ecdsa_ossl.c')
| -rw-r--r-- | crypto/ec/ecdsa_ossl.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/crypto/ec/ecdsa_ossl.c b/crypto/ec/ecdsa_ossl.c index 0bdf45e6e7..1d3ed66623 100644 --- a/crypto/ec/ecdsa_ossl.c +++ b/crypto/ec/ecdsa_ossl.c @@ -151,12 +151,12 @@ static int ecdsa_sign_setup(EC_KEY *eckey, BN_CTX *ctx_in, goto err; } } else { - if (!BN_priv_rand_range_ex(k, order, 0, ctx)) { + if (!ossl_bn_priv_rand_range_fixed_top(k, order, 0, ctx)) { ERR_raise(ERR_LIB_EC, EC_R_RANDOM_NUMBER_GENERATION_FAILED); goto err; } } - } while (BN_is_zero(k)); + } while (ossl_bn_is_word_fixed_top(k, 0)); /* compute r the x-coordinate of generator * k */ if (!EC_POINT_mul(group, tmp_point, k, NULL, NULL, ctx)) { |