From eb45838c474c6c1a731bb808058b5037a06d96ea Mon Sep 17 00:00:00 2001 From: Harald Welte Date: Sat, 16 Oct 2021 10:44:23 +0200 Subject: [PATCH] sysmocom_sja2: Properly decode EF.USIM_SQN freshness The freshness parameter is not one opaque bytestring, but an array of 6-byte integer values. before: "freshness": "000000000020000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000" after: "freshness": [ 32, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 ] Change-Id: I53edbcdb40652eb0e2bc4c982cf7b6f7d585cab9 --- pySim/sysmocom_sja2.py | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/pySim/sysmocom_sja2.py b/pySim/sysmocom_sja2.py index 337eca78..263999d0 100644 --- a/pySim/sysmocom_sja2.py +++ b/pySim/sysmocom_sja2.py @@ -166,7 +166,7 @@ class EF_USIM_SQN(TransparentEF): 'aus_concealed'/Bit, 'autn_concealed'/Bit) self._construct = Struct('flag1'/Flag1, 'flag2'/Flag2, 'delta_max'/BytesInteger(6), 'age_limit'/BytesInteger(6), - 'freshness'/HexAdapter(GreedyBytes)) + 'freshness'/GreedyRange(BytesInteger(6))) class EF_USIM_AUTH_KEY(TransparentEF): def __init__(self, fid='af20', name='EF.USIM_AUTH_KEY'):