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-rw-r--r--pySim/ts_51_011.py34
1 files changed, 34 insertions, 0 deletions
diff --git a/pySim/ts_51_011.py b/pySim/ts_51_011.py
index f9f1e2a..c29b54c 100644
--- a/pySim/ts_51_011.py
+++ b/pySim/ts_51_011.py
@@ -402,8 +402,42 @@ class EF_MSISDN(LinFixedEF):
# TS 51.011 Section 10.5.6
class EF_SMSP(LinFixedEF):
+ class ValidityPeriodAdapter(Adapter):
+ def _decode(self, obj, context, path):
+ if obj <= 143:
+ return obj + 1 * 5
+ elif obj <= 167:
+ return 12 * 60 + ((obj - 143) * 30)
+ elif obj <= 196:
+ return (obj - 166) * (24 * 60)
+ elif obj <= 255:
+ return (obj - 192) * (7 * 24 * 60)
+ else:
+ raise ValueError
+ def _encode(self, obj, context, path):
+ if obj <= 12*60:
+ return obj/5 - 1
+ elif obj <= 24*60:
+ return 143 + ((obj - (12 * 60)) / 30)
+ elif obj <= 30 * 24 * 60:
+ return 166 + (obj / (24 * 60))
+ elif obj <= 63 * 7 * 24 * 60:
+ return 192 + (obj / (7 * 24 * 60))
+ else:
+ raise ValueError
+
def __init__(self, fid='6f42', sfid=None, name='EF.SMSP', desc='Short message service parameters', **kwargs):
super().__init__(fid, sfid=sfid, name=name, desc=desc, rec_len={28, None}, **kwargs)
+ ScAddr = Struct('length'/Int8ub, 'ton_npi'/TonNpi, 'call_number'/BcdAdapter(Rpad(Bytes(10))))
+ self._construct = Struct('alpha_id'/COptional(GsmStringAdapter(Rpad(Bytes(this._.total_len-28)))),
+ 'parameter_indicators'/InvertAdapter(FlagsEnum(Byte, tp_dest_addr=1, tp_sc_addr=2,
+ tp_pid=3, tp_dcs=4, tp_vp=5)),
+ 'tp_dest_addr'/ScAddr,
+ 'tp_sc_addr'/ScAddr,
+
+ 'tp_pid'/HexAdapter(Bytes(1)),
+ 'tp_dcs'/HexAdapter(Bytes(1)),
+ 'tp_vp_minutes'/EF_SMSP.ValidityPeriodAdapter(Byte))
# TS 51.011 Section 10.5.7
class EF_SMSS(TransparentEF):