Change in pysim[master]: sysmoISIM-SJA2: Add support for programming Proxy Call Session Contro...

[herlesupreeth]

herlesupreeth has uploaded this change for review. ( https://gerrit.osmocom.org/c/pysim/+/21857 )


Change subject: sysmoISIM-SJA2: Add support for programming Proxy Call Session Control Function address
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sysmoISIM-SJA2: Add support for programming Proxy Call Session Control Function address

Example:

./pySim-prog.py -p 0 -x 001 -y 01 -s 8988211900000000004 -i 001011234567895 -k 8baf473f2f8fd09487cccbd7097c6862 --op 11111111111111111111111111111111 -o 8E27B6AF0E692E750F32667A3B14605D -a 85524953 -n isim.test --msisdn 0598765432100 --epdgid epdg.epc.mnc001.mcc001.pub.3gppnetwork.org --pcscf pcscf.testims.org

Change-Id: Ic654baa93e2ecb91ced596b49dde4c1f208ecda2
---
M pySim-prog.py
M pySim/cards.py
2 files changed, 17 insertions(+), 0 deletions(-)



  git pull ssh://gerrit.osmocom.org:29418/pysim refs/changes/57/21857/1

diff --git a/pySim-prog.py b/pySim-prog.py
index e172d80..62b8c1e 100755
--- a/pySim-prog.py
+++ b/pySim-prog.py
@@ -150,6 +150,9 @@
 	parser.add_option("--epdgid", dest="epdgid",
 			help="Set Home Evolved Packet Data Gateway (ePDG) Identifier. (Only FQDN format supported)",
 		)
+	parser.add_option("--pcscf", dest="pcscf",
+			help="Set Proxy Call Session Control Function (P-CSCF) Address. (Only FQDN format supported)",
+		)
 	parser.add_option("--read-imsi", dest="read_imsi", action="store_true",
 			help="Read the IMSI from the CARD", default=False
 		)
@@ -447,6 +450,7 @@
 		'pin_adm' : pin_adm,
 		'msisdn' : opts.msisdn,
 		'epdgid' : opts.epdgid,
+		'pcscf' : opts.pcscf,
 	}
 
 
diff --git a/pySim/cards.py b/pySim/cards.py
index bc67ecd..ced7e4c 100644
--- a/pySim/cards.py
+++ b/pySim/cards.py
@@ -322,6 +322,12 @@
 				pcscf_recs += "\tP-CSCF: Can't read, response code = %s\n" % (sw)
 		return pcscf_recs
 
+	def update_pcscf(self, pcscf):
+		content = enc_addr_tlv(pcscf)
+		rec_size_bytes = self._scc.record_size(EF_ISIM_ADF_map['PCSCF'])
+		data, sw = self._scc.update_record(EF_ISIM_ADF_map['PCSCF'], 1, rpad(content, rec_size_bytes*2))
+		return sw
+
 
 class _MagicSimBase(Card):
 	"""
@@ -1204,6 +1210,13 @@
 			if p.get('opc'):
 				self._scc.update_binary('af20', p['opc'], 17)
 
+			# update EF.P-CSCF in ADF.ISIM
+			if self.file_exists(EF_ISIM_ADF_map['PCSCF']):
+				if p.get('pcscf'):
+					sw = self.update_pcscf(p['pcscf'])
+					if sw != '9000':
+						print("Programming P-CSCF failed with code %s"%sw)
+
 		if '9000' == self.select_adf_by_aid():
 			# update EF-USIM_AUTH_KEY in ADF.USIM
 			if p.get('ki'):

-- 
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Gerrit-Project: pysim
Gerrit-Branch: master
Gerrit-Change-Id: Ic654baa93e2ecb91ced596b49dde4c1f208ecda2
Gerrit-Change-Number: 21857
Gerrit-PatchSet: 1
Gerrit-Owner: herlesupreeth <herlesupreeth at gmail.com>
Gerrit-MessageType: newchange
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