From d7a7e17a4824a910af9b7595952b53eb36bf611a Mon Sep 17 00:00:00 2001
From: Harald Welte <laforge@osmocom.org>
Date: Wed, 7 Apr 2021 00:30:10 +0200
Subject: [PATCH] utils.py: Add missing dec_plmn function.

This function is being used e.g. for ADF.USIM/EF.FPLMN entries.

The EF_PLMNsel class also already uses a function by this name, we just
haven't had any actual implementation around.

Change-Id: Iacb45c90bb6491ebb89a477a85ef1f3129b38788
---
 pySim/utils.py | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/pySim/utils.py b/pySim/utils.py
index 8b23929c..6a093fab 100644
--- a/pySim/utils.py
+++ b/pySim/utils.py
@@ -137,6 +137,12 @@ def enc_plmn(mcc, mnc):
 		mnc += "F" # pad to 3 digits if needed
 	return (mcc[1] + mcc[0]) + (mnc[2] + mcc[2]) + (mnc[1] + mnc[0])
 
+def dec_plmn(threehexbytes:Hexstr) -> dict:
+	res = {'mcc': 0, 'mnc': 0 }
+	res['mcc'] = dec_mcc_from_plmn(threehexbytes)
+	res['mnc'] = dec_mnc_from_plmn(threehexbytes)
+	return res
+
 def dec_spn(ef):
 	byte1 = int(ef[0:2])
 	hplmn_disp = (byte1&0x01 == 0x01)