NTSTATUS idmap_uid_to_sid(struct dom_sid *sid, uid_t uid) { NTSTATUS ret; struct id_map map; bool expired; DEBUG(10, ("idmap_uid_to_sid: uid = [%lu]\n", (unsigned long)uid)); if (winbindd_use_idmap_cache() && idmap_cache_find_uid2sid(uid, sid, &expired)) { DEBUG(10, ("idmap_cache_find_uid2sid found %u%s\n", (unsigned int)uid, expired ? " (expired)": "")); if (expired && idmap_is_online()) { DEBUG(10, ("revalidating expired entry\n")); goto backend; } if (is_null_sid(sid)) { DEBUG(10, ("Returning negative cache entry\n")); return NT_STATUS_NONE_MAPPED; } DEBUG(10, ("Returning positive cache entry\n")); return NT_STATUS_OK; } backend: ZERO_STRUCT(map); map.sid = sid; map.xid.type = ID_TYPE_UID; map.xid.id = uid; ret = idmap_backends_unixid_to_sid(&map); if ( ! NT_STATUS_IS_OK(ret)) { DEBUG(10, ("error mapping uid [%lu]: %s\n", (unsigned long)uid, nt_errstr(ret))); map.status = ID_UNMAPPED; } if (map.status != ID_MAPPED) { if (winbindd_use_idmap_cache()) { struct dom_sid null_sid; struct unixid id; id.type = ID_TYPE_UID; id.id = uid; ZERO_STRUCT(null_sid); idmap_cache_set_sid2unixid(&null_sid, &id); } DEBUG(10, ("uid [%lu] not mapped\n", (unsigned long)uid)); return NT_STATUS_NONE_MAPPED; } if (winbindd_use_idmap_cache()) { idmap_cache_set_sid2unixid(sid, &map.xid); } return NT_STATUS_OK; }
NTSTATUS idmap_uid_to_sid(const char *domname, DOM_SID *sid, uid_t uid) { NTSTATUS ret; struct id_map map; bool expired; DEBUG(10,("idmap_uid_to_sid: uid = [%lu], domain = '%s'\n", (unsigned long)uid, domname?domname:"NULL")); if (winbindd_use_idmap_cache() && idmap_cache_find_uid2sid(uid, sid, &expired)) { DEBUG(10, ("idmap_cache_find_uid2sid found %d%s\n", uid, expired ? " (expired)": "")); if (expired && idmap_is_online()) { DEBUG(10, ("revalidating expired entry\n")); goto backend; } if (is_null_sid(sid)) { DEBUG(10, ("Returning negative cache entry\n")); return NT_STATUS_NONE_MAPPED; } DEBUG(10, ("Returning positive cache entry\n")); return NT_STATUS_OK; } backend: map.sid = sid; map.xid.type = ID_TYPE_UID; map.xid.id = uid; ret = idmap_backends_unixid_to_sid(domname, &map); if ( ! NT_STATUS_IS_OK(ret)) { DEBUG(10, ("error mapping uid [%lu]\n", (unsigned long)uid)); return ret; } if (map.status != ID_MAPPED) { if (winbindd_use_idmap_cache()) { struct dom_sid null_sid; ZERO_STRUCT(null_sid); idmap_cache_set_sid2uid(&null_sid, uid); } DEBUG(10, ("uid [%lu] not mapped\n", (unsigned long)uid)); return NT_STATUS_NONE_MAPPED; } if (winbindd_use_idmap_cache()) { idmap_cache_set_sid2uid(sid, uid); } return NT_STATUS_OK; }