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usim: Properly decode/encode IPv4 + IPv6 addresses

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use normal textual representation for IPv4 and IPv6 addresses

Change-Id: I2c6c377f4502af37639e555826c85d5dcf602f9b
This commit is contained in:
Harald Welte
2023-12-08 14:57:19 +01:00
committed by laforge
parent 478b5fe8e3
commit 6e9ae8a584
2 changed files with 31 additions and 3 deletions
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7
pySim/ts_31_102.py
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@@ -875,14 +875,15 @@ class EF_IPS(CyclicEF):
class EF_ePDGId(TransparentEF):
_test_de_encode = [
( '801100657064672e6f736d6f636f6d2e6f7267', {'e_pdg_id': {"type_of_ePDG_address": "FQDN", "ePDG_address" : "epdg.osmocom.org" } } ),
( '800501c0a8a001', {'e_pdg_id': {"type_of_ePDG_address": "IPv4", "ePDG_address" : "c0a8a001" } } ),
( '800501c0a8a001', {'e_pdg_id': {"type_of_ePDG_address": "IPv4", "ePDG_address" : "192.168.160.1" } } ),
( '80110220010db8000000000000000000000023', {'e_pdg_id': {"type_of_ePDG_address": "IPv6", "ePDG_address" : "2001:db8::23" } } ),
]
class ePDGId(BER_TLV_IE, tag=0x80):
_construct = Struct('type_of_ePDG_address'/Enum(Byte, FQDN=0, IPv4=1, IPv6=2),
'ePDG_address'/Switch(this.type_of_ePDG_address,
{'FQDN': Utf8Adapter(GreedyBytes),
'IPv4': HexAdapter(GreedyBytes),
'IPv6': HexAdapter(GreedyBytes)}))
'IPv4': Ipv4Adapter(GreedyBytes),
'IPv6': Ipv6Adapter(GreedyBytes)}))
def __init__(self, fid='6ff3', sfid=None, name='EF.ePDGId', desc='Home ePDG Identifier', **kwargs):
super().__init__(fid, sfid=sfid, name=name, desc=desc, **kwargs)