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ts_102_221: The BTLV IEs FILE SIZE and TOTAL FILE SIZE have a min length

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The TLV IEs FILE SIZE and TOTAL FILE SIZE have a minimum length of 2
byte. Even when the length is in the single digit range two bytes must
be used. See also: ETSI TS 102 221, section 11.1.1.4.1 and 11.1.1.4.2

Change-Id: Ief113ce8fe3bcae2c9fb2ff4138df9ccf98d26ff
This commit is contained in:
Philipp Maier
2022-06-01 18:21:17 +02:00
parent 40ea4a4a1c
commit 541a9154da
2 changed files with 16 additions and 8 deletions
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pySim/ts_102_221.py
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@@ -80,11 +80,11 @@ ts_102_22x_cmdset = CardCommandSet('TS 102 22x', [
# ETSI TS 102 221 11.1.1.4.2
class FileSize(BER_TLV_IE, tag=0x80):
_construct = GreedyInteger()
_construct = GreedyInteger(minlen=2)
# ETSI TS 102 221 11.1.1.4.2
class TotalFileSize(BER_TLV_IE, tag=0x81):
_construct = GreedyInteger()
_construct = GreedyInteger(minlen=2)
# ETSI TS 102 221 11.1.1.4.3
class FileDescriptor(BER_TLV_IE, tag=0x82):