h pddlZddlmZmZddlmZmZmZddlmZddgZ de de fd Z Gd dZ dS) N)datetimetimezone)DictOptionalUnion)core POEManagerdigest_for_poedatareturncNtj|SN)hashlibsha256digest)r s Y/var/www/html/Sam_Eipo/venv/lib/python3.11/site-packages/pyhanko_certvalidator/ltv/poe.pyr r s >$   & & ( ((ceZdZdZddeefdZ ddeee j fdeedefdZ dd edeedefd Z d Z d eee j fdefd ZdZdZdS)r z~ Class to manage proof-of-existence (POE) claims. :param current_dt_override: Override the current time. Ncurrent_dt_overridec"i|_||_dSr)_poes_current_dt_override)selfrs r__init__zPOEManager.__init__s,. $7!!!rr dtr ct|tjr|}t |}|||S)a9 Register a new POE claim if no POE for an earlier time is available. :param data: Data to register a POE claim for. :param dt: The POE time to register. If ``None``, assume the current time. :return: The oldest POE datetime available. ) isinstancer Asn1Valuedumpr register_by_digest)rr rrs rregisterzPOEManager.registersH dDN + + 99;;D%%&&vr222rrc|p$|jptjtj} |j|}||kr|Sn#t $rYnwxYw||j|<|S)aQ Register a new POE claim if no POE for an earlier time is available. :param digest: SHA-256 digest of the data to register a POE claim for. :param dt: The POE time to register. If ``None``, assume the current time. :return: The oldest POE datetime available. )rrnowrutcrKeyError)rrrcur_poes rr zPOEManager.register_by_digest,sw J4, J X\0J0J j(G"}}    D  6 s? A  A cNt|jS)z Iterate over the current earliest known POE for all items currently being managed. Returns an iterator with ``(digest, poe_dt)`` pairs. )iterritems)rs r__iter__zPOEManager.__iter__Cs DJ$$&&'''ritemc0||dS)a Return the earliest available POE for an item. .. note:: This is an alias for :meth:`register` with `dt=None`, and hence will register the current time as the POE time for the given item. This side effect is intentional. :param item: Item to get the current POE time for. :return: A datetime object representing the earliest available POE for the item. N)r)r!)rr+s r __getitem__zPOEManager.__getitem__Ls}}Td}+++rct|tstt|D]\}}|||dS)ze Combine data in another POE manager with the POEs managed by this instance. N)rr TypeErrorr(r )rotherrrs r__ior__zPOEManager.__ior__]sW %,, Ou++ 0 0JFB  # #FB / / / / 0 0rcbt|j}t|j|_|S)N)r)r rdictr)r new_instances r__copy__zPOEManager.__copy__gs-!d6OPPP !$*-- rr)__name__ __module__ __qualname____doc__rrrrbytesrrr!r r*r-r1r5rrr r s"88HX,>8888 LP33%/036>x6H3 3333&7;!)(!3 .(((,eT^&; <,,,,,"000r) rrrtypingrrr asn1cryptor__all__r:r r r;rrr?s''''''''(((((((((( ) *))5))))\\\\\\\\\\r