struct afb_session;
+#define AFB_SESSION_TIMEOUT_INFINITE -1
+#define AFB_SESSION_TIMEOUT_DEFAULT -2
+#define AFB_SESSION_TIMEOUT_IS_VALID(x) ((x) >= AFB_SESSION_TIMEOUT_DEFAULT)
+
extern void afb_session_init(int max_session_count, int timeout, const char *initok);
extern const char *afb_session_initial_token();
extern struct afb_session *afb_session_create (int timeout);
-extern struct afb_session *afb_session_get (const char *uuid, int *created);
+extern struct afb_session *afb_session_search (const char *uuid);
+extern struct afb_session *afb_session_get (const char *uuid, int timeout, int *created);
extern const char *afb_session_uuid (struct afb_session *session);
extern struct afb_session *afb_session_addref(struct afb_session *session);
extern void afb_session_unref(struct afb_session *session);
extern void afb_session_close(struct afb_session *session);
+extern int afb_session_is_active (struct afb_session *session);
+extern int afb_session_is_closed (struct afb_session *session);
extern int afb_session_check_token(struct afb_session *session, const char *token);
extern void afb_session_new_token(struct afb_session *session);