ss_persobj_t *
ss_pers_deref(ss_pers_t *pers)
{
SS_ENTER(ss_pers_deref, ss_persobj_tP);
ss_persobj_t *persobj=NULL; /* A pointer to the persistent object to be returned */
SS_ASSERT(pers);
SS_ASSERT_CLASS(pers, ss_pers_t);
/* Make sure link is current */
if (ss_pers_update(pers)<0) SS_ERROR(FAILED);
/* Error conditions */
if (SS_PERS_LINK_NULL==ss_pers_link_state(pers)) SS_ERROR_FMT(NOTFOUND, ("dereferencing a null link"));
if (SS_PERS_LINK_RESERVED==ss_pers_link_state(pers)) SS_ERROR_FMT(CORRUPT, ("mangled object link"));
if (SS_PERS_LINK_CLOSED==ss_pers_link_state(pers)) SS_ERROR_FMT(NOTFOUND, ("object not found"));
/* Result */
persobj = ss_pers_link_objptr(pers);
SS_ASSERT(persobj);
SS_ASSERT_CLASS(persobj, ss_persobj_t);
SS_ASSERT(SS_MAGIC_SEQUENCE(SS_MAGIC_OF(persobj))==SS_MAGIC_SEQUENCE(SS_MAGIC_OF(pers)));
SS_CLEANUP:
SS_LEAVE(persobj);
}