def __parse_tag(self, cmd, uid): if not self.__ext_id: return tag(uid) if self.__ext_reqa: if len(uid) in [6, 9, 12]: t = iso1443a(uid[2:], reqa = uid[:2]) elif len(uid) == 13: # ?????? t = iso1443b(uid[0:4], app = uid[4:8], protocol = uid[8:11], cid = uid[11]) else: raise ACG_BadResponse(cmd, bin2asc(uid)) else: if len(uid) in [5, 8, 11]: t = iso1443a(uid[1:], cascade = uid[0]) elif len(uid) == 12: t = iso1443b(uid[0:4], app = uid[4:8], protocol = uid[8:11], cid = uid[11]) else: raise ACG_BadResponse(cmd, bin2asc(uid)) return t
def __init__(self, id): self.serial = id self.serial_str = bin2asc(id) self.baud = None self.frame_size = None self.typename = "UNKNOWN" self.iso1443a = False self.iso1443b = False
def apdu(self, pdu):
ret = self.__trancieve("t%.2x1f02%s"%(len(pdu) + 1,
bin2asc(pdu)))
bin = asc2bin(ret)
if len(bin) < 4:
raise ACG_IOError("Bad PDU response: %s"%ret)
bin = bin[2:]
return (bin[:-2], ord(bin[-2:-1]), ord(bin[-1:]))