OPENSSL_cleanse(tmpkey, 32);
return (keylen) ? keylen : 0;
- break;
}
default:
return 0;
o q * Q_eph is not equal to zero point.
*/
+ if (data->shared_ukm == NULL && pst->ukm != NULL) {
+ if (EVP_PKEY_CTX_ctrl(pctx, -1, -1, EVP_PKEY_CTRL_SET_IV,
+ ASN1_STRING_length(pst->ukm), (void *)ASN1_STRING_get0_data(pst->ukm)) < 0) {
+ GOSTerr(GOST_F_PKEY_GOST2018_DECRYPT, GOST_R_UKM_NOT_SET);
+ goto err;
+ }
+ }
+
+ if (data->shared_ukm == NULL) {
+ GOSTerr(GOST_F_PKEY_GOST2018_DECRYPT, GOST_R_UKM_NOT_SET);
+ goto err;
+ }
+
if (gost_keg(data->shared_ukm, pkey_nid,
EC_KEY_get0_public_key(EVP_PKEY_get0(eph_key)),
EVP_PKEY_get0(priv), expkeys) <= 0) {
int pkey_gost_decrypt(EVP_PKEY_CTX *pctx, unsigned char *key,
size_t *key_len, const unsigned char *in, size_t in_len)
{
- struct gost_pmeth_data *data = EVP_PKEY_CTX_get_data(pctx);
+ struct gost_pmeth_data *gctx = EVP_PKEY_CTX_get_data(pctx);
+#if 0
if (data->shared_ukm == NULL || data->shared_ukm_size == 8)
return pkey_GOST_ECcp_decrypt(pctx, key, key_len, in, in_len);
else if (data->shared_ukm_size == 32)
GOSTerr(GOST_F_PKEY_GOST_DECRYPT, ERR_R_INTERNAL_ERROR);
return -1;
}
+#else
+ switch (gctx->cipher_nid)
+ {
+ case NID_id_Gost28147_89:
+ case NID_undef: /* FIXME */
+ return pkey_GOST_ECcp_decrypt(pctx, key, key_len, in, in_len);
+ case NID_kuznyechik_ctr:
+ case NID_magma_ctr:
+ return pkey_gost2018_decrypt(pctx, key, key_len, in, in_len);
+ default:
+ GOSTerr(GOST_F_PKEY_GOST_DECRYPT, ERR_R_INTERNAL_ERROR);
+ return -1;
+ }
+#endif
}