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mitm.py: read atr on startup, do not reset card to retrieve atr

This commit is contained in:
Christina Quast 2015-04-06 19:08:04 +02:00
parent 7741f7159c
commit 6f664a3cc2
1 changed files with 4 additions and 8 deletions
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12
usb_application/mitm.py
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@ -45,25 +45,21 @@ def poll_ep(dev, ep):
def write_phone(dev, resp):
dev.write(PHONE_WR, resp, 1000)
def reset_sim(sm_con):
sm_con.disconnect_card()
sm_con.connect_card()
def do_mitm():
dev = find_dev()
with closing(SmartcardConnection()) as sm_con:
atr = sm_con.getATR()
while True:
cmd = poll_ep(dev, PHONE_INT)
if cmd is not None:
print(cmd)
assert cmd[0] == ord('R')
reset_sim(sm_con)
# FIXME: restart card anyways?
# sm_con.reset_card()
write_phone(dev, atr)
cmd = poll_ep(dev, PHONE_RD)
if cmd is not None:
print(cmd)
sim_data = sm_con.send_receive_cmd(cmd)
if sim_data is None:
continue
write_phone(dev, sim_data)