#define OSSL_CIPHER_PARAM_PADDING "padding"
#define OSSL_CIPHER_PARAM_MODE "mode"
+#define OSSL_CIPHER_PARAM_BLOCK_SIZE "blocksize" /* OSSL_PARAM_INTEGER */
+#define OSSL_CIPHER_PARAM_FLAGS "flags" /* OSSL_PARAM_UNSIGNED_INTEGER */
+#define OSSL_CIPHER_PARAM_KEYLEN "keylen" /* OSSL_PARAM_INTEGER */
+#define OSSL_CIPHER_PARAM_IVLEN "ivlen" /* OSSL_PARAM_INTEGER */
+#define OSSL_CIPHER_PARAM_IV "iv" /* OSSL_PARAM_OCTET_PTR */
+#define OSSL_CIPHER_PARAM_NUM "num" /* OSSL_PARAM_INTEGER */
/* digest parameters */
#define OSSL_DIGEST_PARAM_XOFLEN "xoflen"