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_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);