};
int dynamic_user_serialize(Manager *m, FILE *f, FDSet *fds);
-void dynamic_user_deserialize_one(Manager *m, const char *value, FDSet *fds);
+int dynamic_user_serialize_one(DynamicUser *d, const char *key, FILE *f, FDSet *fds);
+void dynamic_user_deserialize_one(Manager *m, const char *value, FDSet *fds, DynamicUser **ret);
+DynamicUser* dynamic_user_free(DynamicUser *d);
void dynamic_user_vacuum(Manager *m, bool close_user);
int dynamic_user_current(DynamicUser *d, uid_t *ret);
int dynamic_user_lookup_uid(Manager *m, uid_t uid, char **ret);
int dynamic_user_lookup_name(Manager *m, const char *name, uid_t *ret);
-int dynamic_creds_acquire(DynamicCreds *creds, Manager *m, const char *user, const char *group);
+int dynamic_creds_make(Manager *m, const char *user, const char *group, DynamicCreds **ret);
int dynamic_creds_realize(DynamicCreds *creds, char **suggested_paths, uid_t *uid, gid_t *gid);
-void dynamic_creds_unref(DynamicCreds *creds);
-void dynamic_creds_destroy(DynamicCreds *creds);
+DynamicCreds *dynamic_creds_unref(DynamicCreds *creds);
+DynamicCreds *dynamic_creds_destroy(DynamicCreds *creds);
+void dynamic_creds_done(DynamicCreds *creds);
+void dynamic_creds_close(DynamicCreds *creds);
+
+DEFINE_TRIVIAL_CLEANUP_FUNC(DynamicCreds*, dynamic_creds_unref);
+DEFINE_TRIVIAL_CLEANUP_FUNC(DynamicCreds*, dynamic_creds_destroy);
+
+DynamicUser *dynamic_user_ref(DynamicUser *user);