SilcUInt32 silc_##hash##_context_len()
/* Prototypes */
-bool silc_hash_register(SilcHashObject *hash);
+bool silc_hash_register(const SilcHashObject *hash);
bool silc_hash_unregister(SilcHashObject *hash);
bool silc_hash_register_default(void);
bool silc_hash_alloc(const unsigned char *name, SilcHash *new_hash);