def init(card,aid,pix,deposit): from transport_card import validate,set_deposit,register_contract,clear validate(card) set_deposit(card,deposit) clear(card,[(STATIC,KEY,'dynamic'),(DYNAMIC,KEY,'dynamic')]) static_sector = card.sector(num = STATIC, key = 0, enc = ENC, method = 'full', read = False) term_init(p(static_sector.data),p(TERM_INIT(aid,pix))) static_sector.data.crc16_calc(low_endian = 1) event = EVENT_CONTRACT(card, AID = aid, PIX = pix, TransactionType = 0) try: static_sector.write() static_sector.set_trailer(KEY, mode = 'dynamic') dynamic_sector = card.sector(num = DYNAMIC, key = 0, enc = 0xFF, method = 'full', read = False) dynamic_sector.data.cast(DYNAMIC_A).__init__(TERM_DYNAMIC) dynamic_sector.write() dynamic_sector.set_trailer(KEY, mode = 'dynamic') register_contract(card,STATIC,aid,pix) except Exception as e: event.set_error_code(e); raise finally: event.save(card)
def remove(card): from transport_card import validate,set_deposit,clear,register_contract validate(card) event = EVENT_CONTRACT(card, AID = AID, PIX = PIX, TransactionType = 1) try: clear(card,sectors = [(SECTOR,KEY,'static')]) register_contract(card,SECTOR,0,0) except Exception as e: event.set_error_code(e); raise finally: event.save(card) set_deposit(card,0)
def remove(card): from transport_card import validate,set_deposit,register_contract,clear validate(card) aidpix = card.contract_list[0] if len(card.contract_list) else 0 event = EVENT_CONTRACT(card, AID = aidpix >> 12, PIX = aidpix & 0xFFF, TransactionType = 1) try: clear(card,[(STATIC,KEY,'dynamic'),(DYNAMIC,KEY,'dynamic')]) register_contract(card,STATIC,0,0) except Exception as e: event.set_error_code(e); raise finally: event.save(card) set_deposit(card,0)