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commands: Allow reading binary/record files if they are already selected.

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Change-Id: Iad3b240eab8a54a4d0ef2623bc9dd17f7dce5fa5
This commit is contained in:
Alexander Chemeris
2018-01-27 02:07:10 +09:00
parent 1198ad9e15
commit d21ef12f8d
1 changed files with 10 additions and 4 deletions
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14
pySim/commands.py
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@@ -55,14 +55,17 @@ class SimCardCommands(object):
rv.append(data) rv.append(data)
return rv return rv
def read_binary_selected(self, length, offset=0):
pdu = self.cla_byte + 'b0%04x%02x' % (offset, (min(256, length) & 0xff))
return self._tp.send_apdu(pdu)
def read_binary(self, ef, length=None, offset=0): def read_binary(self, ef, length=None, offset=0):
if not hasattr(type(ef), '__iter__'): if not hasattr(type(ef), '__iter__'):
ef = [ef] ef = [ef]
r = self.select_file(ef) r = self.select_file(ef)
if length is None: if length is None:
length = int(r[-1][4:8], 16) - offset length = int(r[-1][4:8], 16) - offset
pdu = self.cla_byte + 'b0%04x%02x' % (offset, (min(256, length) & 0xff)) return self.read_binary_selected(length, offset)
return self._tp.send_apdu(pdu)
def update_binary(self, ef, data, offset=0): def update_binary(self, ef, data, offset=0):
if not hasattr(type(ef), '__iter__'): if not hasattr(type(ef), '__iter__'):
@@ -71,13 +74,16 @@ class SimCardCommands(object):
pdu = self.cla_byte + 'd6%04x%02x' % (offset, len(data)/2) + data pdu = self.cla_byte + 'd6%04x%02x' % (offset, len(data)/2) + data
return self._tp.send_apdu_checksw(pdu) return self._tp.send_apdu_checksw(pdu)
def read_record_selected(self, rec_length, rec_no):
pdu = self.cla_byte + 'b2%02x04%02x' % (rec_no, rec_length)
return self._tp.send_apdu(pdu)
def read_record(self, ef, rec_no): def read_record(self, ef, rec_no):
if not hasattr(type(ef), '__iter__'): if not hasattr(type(ef), '__iter__'):
ef = [ef] ef = [ef]
r = self.select_file(ef) r = self.select_file(ef)
rec_length = int(r[-1][28:30], 16) rec_length = int(r[-1][28:30], 16)
pdu = self.cla_byte + 'b2%02x04%02x' % (rec_no, rec_length) return self.read_record_selected(rec_length, rec_no)
return self._tp.send_apdu(pdu)
def update_record(self, ef, rec_no, data, force_len=False): def update_record(self, ef, rec_no, data, force_len=False):
if not hasattr(type(ef), '__iter__'): if not hasattr(type(ef), '__iter__'):