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transport/pcsc: Raise exception if reader number is out of range

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Change-Id: I0acd6900feabb1cfa03b84f24903c6b746a6bdea
This commit is contained in:
Harald Welte
2021-05-21 22:51:28 +02:00
parent fc5f28db3b
commit 2db843e7b5
1 changed files with 4 additions and 2 deletions
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6
pySim/transport/pcsc.py
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@@ -19,10 +19,10 @@
from smartcard.CardConnection import CardConnection from smartcard.CardConnection import CardConnection
from smartcard.CardRequest import CardRequest from smartcard.CardRequest import CardRequest
from smartcard.Exceptions import NoCardException, CardRequestTimeoutException, CardConnectionException from smartcard.Exceptions import NoCardException, CardRequestTimeoutException, CardConnectionException, CardConnectionException
from smartcard.System import readers from smartcard.System import readers
from pySim.exceptions import NoCardError, ProtocolError from pySim.exceptions import NoCardError, ProtocolError, ReaderError
from pySim.transport import LinkBase from pySim.transport import LinkBase
from pySim.utils import h2i, i2h from pySim.utils import h2i, i2h
@@ -33,6 +33,8 @@ class PcscSimLink(LinkBase):
def __init__(self, reader_number:int=0, **kwargs): def __init__(self, reader_number:int=0, **kwargs):
super().__init__(**kwargs) super().__init__(**kwargs)
r = readers() r = readers()
if reader_number >= len(r):
raise ReaderError
self._reader = r[reader_number] self._reader = r[reader_number]
self._con = self._reader.createConnection() self._con = self._reader.createConnection()