extern void afb_session_foreach(void (*callback)(void *closure, struct afb_session *session), void *closure);
extern struct afb_session *afb_session_create (int timeout);
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 void afb_session_foreach(void (*callback)(void *closure, struct afb_session *session), void *closure);
extern struct afb_session *afb_session_create (int timeout);
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);