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sms: fix flags_construct in SMS_DELIVER

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* field `tp_rp` appears at bit positions 7 and 5
** bit 7 should be `tp_rp` (Reply Path)
** bit 5 should be `tp_sri` (Status Report Indication)
* field `tp_lp` is completely missing
** should be at bit position 3

Change-Id: I0274849f0fa07281b5e050af429ffda7d249f9e8
This commit is contained in:
Vadim Yanitskiy
2026-03-15 16:07:17 +07:00
parent 28dcbab74a
commit 8af2a4676d
1 changed files with 8 additions and 2 deletions
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10
pySim/sms.py
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@@ -169,8 +169,14 @@ class SMS_TPDU(abc.ABC):
class SMS_DELIVER(SMS_TPDU):
"""Representation of a SMS-DELIVER T-PDU. This is the Network to MS/UE (downlink) direction."""
flags_construct = BitStruct('tp_rp'/Flag, 'tp_udhi'/Flag, 'tp_rp'/Flag, 'tp_sri'/Flag,
Padding(1), 'tp_mms'/Flag, 'tp_mti'/BitsInteger(2))
flags_construct = BitStruct('tp_rp'/Flag,
'tp_udhi'/Flag,
'tp_sri'/Flag,
Padding(1),
'tp_lp'/Flag,
'tp_mms'/Flag,
'tp_mti'/BitsInteger(2))
def __init__(self, **kwargs):
kwargs['tp_mti'] = 0
super().__init__(**kwargs)