+ if (EVP_CIPHER_mode(cipher) == EVP_CIPH_GCM_MODE ||
+ EVP_CIPHER_mode(cipher) == EVP_CIPH_CCM_MODE ||
+ EVP_CIPHER_mode(cipher) == EVP_CIPH_XTS_MODE ||
+ EVP_CIPHER_mode(cipher) == EVP_CIPH_OCB_MODE) {
+ BIO_printf(bio_err, "%s: cipher mode not supported\n", prog);
+ goto end;
+ }