Example #1
0
File: term.py Project: stdk/u2py
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)
Example #2
0
File: term.py Project: stdk/u2py
def refill(card,amount):
 cost,(begin,end) = available_refill(*card.contract())

 if purse.change_value(card,amount) < cost: return 0
 purse.change_value(card,-cost)

 events = []
 static_sector,static_data = read_static(card)
 dyn_sector,dyn_proxy,dyn_data = read_dynamic(card)

 if not static_data.active():
  sell_event = EVENT_CONTRACT(card, Value = cost)
  sell_event.LocalTransactions = dyn_data.update()
  events.append(sell_event)

 static_data.refill(begin,end)

 term_pack = ((end.year - 2000) << 8) + end.month
 refill_event = EVENT_CONTRACT_ADD2(card,TransactionValue=term_pack,Amount=cost)
 refill_event.LocalTransactions = dyn_data.update()
 events.append(refill_event)

 try:
  dyn_proxy.commit(dyn_data,low_endian = 1)
  dyn_sector.write()

  card.auth(static_sector)
  static_sector.data.crc16_calc(low_endian = 1)
  static_sector.write()
 except Exception as e: [event.set_error_code(e) for event in events]; raise
 finally: [event.save(card) for event in events]

 return cost
Example #3
0
File: journey.py Project: stdk/u2py
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)
Example #4
0
File: term.py Project: stdk/u2py
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)
Example #5
0
File: journey.py Project: stdk/u2py
def init(card,deposit):
 from transport_card import validate,set_deposit,register_contract

 validate(card)
 set_deposit(card,deposit)

 jsector = CONTRACT_A(CONTRACT1_STATIC,CONTRACT1_DYNAMIC)
 sector = card.sector(num=SECTOR,key=0,enc=ENCRYPTION,read=False)
 sector.data = ByteArray(jsector)

 event = EVENT_CONTRACT(card, AID = AID, PIX = PIX, TransactionType = 0)

 try:
  sector.write()
  sector.set_trailer(KEY)
  register_contract(card,SECTOR,AID,PIX)
 except Exception as e: event.set_error_code(e); raise
 finally: event.save(card)