#define OSSL_KDF_PARAM_SSHKDF_SESSION_ID "session_id" /* octet string */
#define OSSL_KDF_PARAM_SSHKDF_TYPE "type" /* int */
#define OSSL_KDF_PARAM_SIZE "size" /* size_t */
+#define OSSL_KDF_PARAM_CIPHER OSSL_ALG_PARAM_CIPHER /* utf8 string */
+#define OSSL_KDF_PARAM_CONSTANT "constant" /* octet string */
/* Known KDF names */
#define OSSL_KDF_NAME_HKDF "HKDF"
#define OSSL_KDF_NAME_X942KDF "X942KDF"
#define OSSL_KDF_NAME_X963KDF "X963KDF"
#define OSSL_KDF_NAME_KBKDF "KBKDF"
+#define OSSL_KDF_NAME_KRB5KDF "KRB5KDF"
/* PKEY parameters */
/* Diffie-Hellman/DSA Parameters */