static ECDSA_SIG *ecdsa_do_sign(const unsigned char *dgst, int dlen,
const BIGNUM *, const BIGNUM *, EC_KEY *eckey);
-static int ecdsa_sign_setup(EC_KEY *eckey, BN_CTX *ctx_in,
- BIGNUM **kinvp, BIGNUM **rp,
- const unsigned char *dgst, int dlen);
+static int ecdsa_sign_setup(EC_KEY *eckey, BN_CTX *ctx_in, BIGNUM **kinvp,
+ BIGNUM **rp);
+static int ecdsa_sign_setup_with_digest(EC_KEY *eckey, BN_CTX *ctx_in,
+ BIGNUM **kinvp, BIGNUM **rp,
+ const unsigned char *dgst, int dlen);
static int ecdsa_do_verify(const unsigned char *dgst, int dgst_len,
const ECDSA_SIG *sig, EC_KEY *eckey);
return &openssl_ecdsa_meth;
}
-static int ecdsa_sign_setup(EC_KEY *eckey, BN_CTX *ctx_in,
- BIGNUM **kinvp, BIGNUM **rp,
- const unsigned char *dgst, int dlen)
+static int ecdsa_sign_setup(EC_KEY *eckey, BN_CTX *ctx_in, BIGNUM **kinvp,
+ BIGNUM **rp) {
+ return ecdsa_sign_setup_with_digest(eckey, ctx_in, kinvp, rp, NULL, 0);
+}
+
+static int ecdsa_sign_setup_with_digest(EC_KEY *eckey, BN_CTX *ctx_in,
+ BIGNUM **kinvp, BIGNUM **rp,
+ const unsigned char *dgst, int dlen)
{
BN_CTX *ctx = NULL;
BIGNUM *k = NULL, *r = NULL, *order = NULL, *X = NULL;
/* get random k */
do
#ifndef OPENSSL_NO_SHA512
- if (EC_KEY_get_nonce_from_hash(eckey))
+ if (dgst != NULL)
{
if (!BN_generate_dsa_nonce(k, order, EC_KEY_get0_private_key(eckey),
dgst, dlen, ctx))
{
if (in_kinv == NULL || in_r == NULL)
{
- if (!ecdsa->meth->ecdsa_sign_setup(eckey, ctx, &kinv, &ret->r, dgst, dgst_len))
+ if (!ecdsa_sign_setup_with_digest(
+ eckey, ctx, &kinv, &ret->r, dgst, dgst_len))
{
ECDSAerr(ECDSA_F_ECDSA_DO_SIGN,ERR_R_ECDSA_LIB);
goto err;