80 lines
2.4 KiB
Python
80 lines
2.4 KiB
Python
# -*- coding: UTF-8 -*-
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#/**
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# * Software Name : pycrate
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# * Version : 0.4
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# *
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# * Copyright 2018. Benoit Michau. P1sec.
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# *
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# * This library is free software; you can redistribute it and/or
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# * modify it under the terms of the GNU Lesser General Public
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# * License as published by the Free Software Foundation; either
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# * version 2.1 of the License, or (at your option) any later version.
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# *
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# * This library is distributed in the hope that it will be useful,
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# * but WITHOUT ANY WARRANTY; without even the implied warranty of
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# * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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# * Lesser General Public License for more details.
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# *
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# * You should have received a copy of the GNU Lesser General Public
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# * License along with this library; if not, write to the Free Software
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# * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
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# * MA 02110-1301 USA
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# *
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# *--------------------------------------------------------
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# * File Name : pycrate_mobile/TS44018_GTTP.py
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# * Created : 2018-11-21
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# * Authors : Benoit Michau
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# *--------------------------------------------------------
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#*/
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#------------------------------------------------------------------------------#
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# 3GPP TS 44.018 GSM / EDGE RRC protocol
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# release 15 (f30)
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#------------------------------------------------------------------------------#
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from pycrate_core.utils import *
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from pycrate_core.elt import *
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from pycrate_core.base import *
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from .TS24007 import *
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from .TS44018_IE import *
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GTTPType_dict = {
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0 : 'GPRS INFORMATION',
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}
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class GTTPHeader(Envelope):
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_GEN = (
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Uint('SkipInd', bl=4),
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Uint('ProtDisc', val=4, bl=4, dic=ProtDisc_dict),
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Uint('Type', bl=8, dic=GTTPType_dict),
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)
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#------------------------------------------------------------------------------#
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# GPRS INFORMATION
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# TS 44.018, section 9.6.1
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#------------------------------------------------------------------------------#
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class GTTPGPRSInformation(Layer3):
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_GEN = (
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GTTPHeader(val={'Type':0}),
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Type3V('TLLI', val={'V':4*b'\0'}, bl={'V':32}, IE=TLLI()),
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Type4LV('LLC_PDU', val={'V':b'\0'})
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)
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#------------------------------------------------------------------------------#
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# GTTP dispatcher
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#------------------------------------------------------------------------------#
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GTTPTypeClasses = {
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0 : GTTPGPRSInformation,
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}
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def get_gttp_msg_instances():
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return {0: GTTPGPRSInformation()}
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