Add new "GRCard" module for the (HZCOS based?) grcard.cn SIM

This sim is re-programmable and we add commands for setting Ki, PIN,
A3/A8 algorithm, ...
master
Harald Welte 12 years ago
parent 8483d8a7ec
commit 976ac45ff8
  1. 56
      cards/grcard_sim_card.py

@ -0,0 +1,56 @@
import utils
from gsm_card import *
import building_blocks
class GRCard_Card(GSM_Card):
DRIVER_NAME = ["GRCard"]
ATRS = [
("3b991800118822334455667760", None),
]
DF_ALGO = "\x27\x00"
EF_ALGO = "\x6f\x70"
APDU_ERASE_CARD = C_APDU(CLA=0x80, INS=0xFE, data="123456\x00\x00\x13\x01\xFF\x00\x00\x00\x00\x00\x00\x00\x00\xEA")
APDU_SET_KI = C_APDU(CLA=0x80, INS=0xD4, P1=0x02)
APDU_SET_PINPUK = C_APDU(CLA=0x80, INS=0xD4)
def cmd_set_algo(self, algo):
"""Set the COMP128 version to be used as A3/A8 algorithm in the card."""
self.select_file(0, 0, self.DF_ALGO)
self.select_file(0, 0, self.EF_ALGO)
self.cmd_upd_binary(algo)
def cmd_erase_card(self):
"""Erase the entire card including all DF and EF."""
self.send_apdu(self.APDU_ERASE_CARD)
def cmd_set_ki(self, ki):
"""Set the Ki to be used by the A3/A8 algorithm."""
ki_bin = binascii.a2b_hex("".join(ki.split()))
apdu = C_APDU(self.APDU_SET_KI, data = ki_bin)
self.send_apdu(apdu)
def set_pin_puk(self, pin_num, pin, puk):
data_bin = self.pad(pin, 8) + self.pad(puk, 8)
apdu = C_APDU(self.APDU_SET_PINPUK, P2 = pin_num, data = data_bin)
self.send_apdu(apdu)
def cmd_set_pin_puk(self, pin_num, pin, puk):
"""Set the PIN + PUK (1 or 2)."""
self.set_pin_puk(int(pin_num, 0), pin, puk)
def pad(self, data, padded_len):
topad = padded_len - len(data)
if topad <= 0:
return data
return data + ("\xFF" * topad)
COMMANDS = {}
COMMANDS.update(GSM_Card.COMMANDS)
COMMANDS.update({
"grcard_set_algo" : cmd_set_algo,
"grcard_erase_card" : cmd_erase_card,
"grcard_set_ki" : cmd_set_ki,
"grcard_set_pin_puk" : cmd_set_pin_puk,
})
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