EVP_PKEY_CTRL_RSA_PSS_SALTLEN
EVP_PKEY_CTRL_RSA_PSS_SALTLEN, "rsa_pss_saltlen", NULL,
EVP_PKEY_CTRL_RSA_PSS_SALTLEN, "rsa_pss_keygen_saltlen", NULL,
EVP_PKEY_CTRL_RSA_PSS_SALTLEN, saltlen, NULL);
case EVP_PKEY_CTRL_RSA_PSS_SALTLEN: