mirror of
https://github.com/RangeNetworks/openbts.git
synced 2025-10-23 07:42:01 +00:00
5289a229d9
git-svn-id: http://wush.net/svn/range/software/public/openbts/trunk@6168 19bc5d8c-e614-43d4-8b26-e1612bc8e597
350 lines
8.0 KiB
C++
350 lines
8.0 KiB
C++
/**@file
|
|
@brief GSM Mobility Management messages, from GSM 04.08 9.2.
|
|
*/
|
|
|
|
/*
|
|
* Copyright 2008-2010 Free Software Foundation, Inc.
|
|
* Copyright 2010 Kestrel Signal Processing, Inc.
|
|
*
|
|
* This software is distributed under multiple licenses;
|
|
* see the COPYING file in the main directory for licensing
|
|
* information for this specific distribuion.
|
|
*
|
|
* This use of this software may be subject to additional restrictions.
|
|
* See the LEGAL file in the main directory for details.
|
|
|
|
This program is distributed in the hope that it will be useful,
|
|
but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
|
|
|
|
*/
|
|
|
|
|
|
|
|
|
|
#include <iostream>
|
|
|
|
#include "GSML3CommonElements.h"
|
|
#include "GSML3MMMessages.h"
|
|
#include <Logger.h>
|
|
|
|
|
|
using namespace std;
|
|
using namespace GSM;
|
|
|
|
|
|
|
|
ostream& GSM::operator<<(ostream& os, L3MMMessage::MessageType val)
|
|
{
|
|
switch (val) {
|
|
case L3MMMessage::IMSIDetachIndication:
|
|
os << "IMSI Detach Indication"; break;
|
|
case L3MMMessage::CMServiceRequest:
|
|
os << "CM Service Request"; break;
|
|
case L3MMMessage::CMServiceAccept:
|
|
os << "CM Service Accept"; break;
|
|
case L3MMMessage::CMServiceReject:
|
|
os << "CM Service Reject"; break;
|
|
case L3MMMessage::CMServiceAbort:
|
|
os << "CM Service Abort"; break;
|
|
case L3MMMessage::CMReestablishmentRequest:
|
|
os << "CM Re-establishment Request"; break;
|
|
case L3MMMessage::IdentityResponse:
|
|
os << "Identity Response"; break;
|
|
case L3MMMessage::IdentityRequest:
|
|
os << "Identity Request"; break;
|
|
case L3MMMessage::MMInformation:
|
|
os << "MM Information"; break;
|
|
case L3MMMessage::LocationUpdatingAccept:
|
|
os << "Location Updating Accept"; break;
|
|
case L3MMMessage::LocationUpdatingReject:
|
|
os << "Location Updating Reject"; break;
|
|
case L3MMMessage::LocationUpdatingRequest:
|
|
os << "Location Updating Request"; break;
|
|
case L3MMMessage::MMStatus:
|
|
os << "MM Status"; break;
|
|
case L3MMMessage::AuthenticationRequest:
|
|
os << "Authentication Request"; break;
|
|
case L3MMMessage::AuthenticationResponse:
|
|
os << "Authentication Response"; break;
|
|
default: os << hex << "0x" << (int)val << dec;
|
|
}
|
|
return os;
|
|
}
|
|
|
|
|
|
|
|
|
|
L3MMMessage* GSM::L3MMFactory(L3MMMessage::MessageType MTI)
|
|
{
|
|
switch (MTI) {
|
|
case L3MMMessage::LocationUpdatingRequest: return new L3LocationUpdatingRequest;
|
|
case L3MMMessage::IMSIDetachIndication: return new L3IMSIDetachIndication;
|
|
case L3MMMessage::CMServiceAbort: return new L3CMServiceAbort;
|
|
case L3MMMessage::CMServiceRequest: return new L3CMServiceRequest;
|
|
// Since we don't support re-establishment, don't bother parsing this.
|
|
//case L3MMMessage::CMReestablishmentRequest: return new L3CMReestablishmentRequest;
|
|
case L3MMMessage::MMStatus: return new L3MMStatus;
|
|
case L3MMMessage::IdentityResponse: return new L3IdentityResponse;
|
|
case L3MMMessage::AuthenticationResponse: return new L3AuthenticationResponse;
|
|
default:
|
|
LOG(WARNING) << "no L3 MM factory support for message " << MTI;
|
|
return NULL;
|
|
}
|
|
}
|
|
|
|
L3MMMessage * GSM::parseL3MM(const L3Frame& source)
|
|
{
|
|
L3MMMessage::MessageType MTI = (L3MMMessage::MessageType)(0xbf & source.MTI());
|
|
LOG(DEBUG) << "parseL3MM MTI=" << MTI;
|
|
|
|
L3MMMessage *retVal = L3MMFactory(MTI);
|
|
if (retVal==NULL) return NULL;
|
|
|
|
retVal->parse(source);
|
|
return retVal;
|
|
}
|
|
|
|
|
|
|
|
void L3MMMessage::text(ostream& os) const
|
|
{
|
|
os << "MM " << (MessageType) MTI() << " ";
|
|
}
|
|
|
|
|
|
void L3LocationUpdatingRequest::parseBody( const L3Frame &src, size_t &rp )
|
|
{
|
|
// skip updating type
|
|
// (pat) Save this for debugging purposes.
|
|
mUpdateType = src.readField(rp,4);
|
|
// skip ciphering ket sequence number
|
|
rp += 4;
|
|
mLAI.parseV(src,rp);
|
|
mClassmark.parseV(src,rp);
|
|
mMobileIdentity.parseLV(src, rp);
|
|
}
|
|
|
|
|
|
void L3LocationUpdatingRequest::text(ostream& os) const
|
|
{
|
|
L3MMMessage::text(os);
|
|
os << "UpdateType=("<<mUpdateType<<")";
|
|
os << " LAI=("<<mLAI<<")";
|
|
os << " MobileIdentity=("<<mMobileIdentity<<")";
|
|
os << " classmark=(" << mClassmark << ")";
|
|
}
|
|
|
|
|
|
size_t L3LocationUpdatingRequest::l2BodyLength() const
|
|
{
|
|
size_t len = 0;
|
|
len += 1; // updating type and ciphering key seq num
|
|
len += mLAI.lengthV();
|
|
len += mClassmark.lengthV();
|
|
len += mMobileIdentity.lengthLV();
|
|
return len;
|
|
}
|
|
|
|
|
|
|
|
size_t L3LocationUpdatingAccept::l2BodyLength() const
|
|
{
|
|
if (mHaveMobileIdentity) return mLAI.lengthV() + mMobileIdentity.lengthTLV();
|
|
else return mLAI.lengthV();
|
|
}
|
|
|
|
void L3LocationUpdatingAccept::writeBody( L3Frame &dest, size_t &wp ) const
|
|
{
|
|
mLAI.writeV(dest, wp);
|
|
if (mHaveMobileIdentity) mMobileIdentity.writeTLV(0x17,dest,wp);
|
|
}
|
|
|
|
void L3LocationUpdatingAccept::text(ostream& os) const
|
|
{
|
|
L3MMMessage::text(os);
|
|
os<<"LAI=("<<mLAI<<")";
|
|
if (mHaveMobileIdentity) os << "ID=(" << mMobileIdentity << ")";
|
|
}
|
|
|
|
|
|
void L3LocationUpdatingReject::writeBody( L3Frame &dest, size_t &wp ) const
|
|
{
|
|
mRejectCause.writeV(dest, wp);
|
|
}
|
|
|
|
void L3LocationUpdatingReject::text(ostream& os) const
|
|
{
|
|
L3MMMessage::text(os);
|
|
os <<"cause="<<mRejectCause;
|
|
}
|
|
|
|
|
|
|
|
void L3IMSIDetachIndication::parseBody(const L3Frame& src, size_t &rp)
|
|
{
|
|
mClassmark.parseV(src, rp);
|
|
mMobileIdentity.parseLV(src, rp);
|
|
}
|
|
|
|
void L3IMSIDetachIndication::text(ostream& os) const
|
|
{
|
|
L3MMMessage::text(os);
|
|
os << "mobileID=(" << mMobileIdentity << ")";
|
|
os << " classmark=(" << mClassmark << ")";
|
|
}
|
|
|
|
|
|
|
|
void L3CMServiceAbort::parseBody(const L3Frame& src, size_t &rp)
|
|
{
|
|
//Nothing to parse -kurtis
|
|
}
|
|
|
|
|
|
|
|
void L3CMServiceReject::writeBody(L3Frame& dest, size_t &wp) const
|
|
{
|
|
mCause.writeV(dest,wp);
|
|
}
|
|
|
|
void L3CMServiceReject::text(ostream& os) const
|
|
{
|
|
L3MMMessage::text(os);
|
|
os << "cause=" << mCause;
|
|
}
|
|
|
|
|
|
|
|
void L3CMServiceRequest::parseBody( const L3Frame &src, size_t &rp )
|
|
{
|
|
rp += 4; // skip ciphering key seq number
|
|
mServiceType.parseV(src,rp);
|
|
mClassmark.parseLV(src,rp);
|
|
mMobileIdentity.parseLV(src, rp);
|
|
// ignore priority
|
|
}
|
|
|
|
void L3CMServiceRequest::text(ostream& os) const
|
|
{
|
|
L3MMMessage::text(os);
|
|
os << "serviceType=" << mServiceType;
|
|
os << " mobileIdentity=("<<mMobileIdentity<<")";
|
|
os << " classmark=(" << mClassmark << ")";
|
|
}
|
|
|
|
|
|
|
|
|
|
void L3CMReestablishmentRequest::parseBody(const L3Frame& src, size_t &rp)
|
|
{
|
|
rp += 8; // skip ciphering
|
|
mClassmark.parseLV(src,rp);
|
|
mMobileID.parseLV(src,rp);
|
|
mHaveLAI = mLAI.parseTLV(0x13,src,rp);
|
|
}
|
|
|
|
void L3CMReestablishmentRequest::text(ostream& os) const
|
|
{
|
|
L3MMMessage::text(os);
|
|
os << "mobileID=(" << mMobileID << ")";
|
|
if (mHaveLAI) os << " LAI=(" << mLAI << ")";
|
|
os << " classmark=(" << mClassmark << ")";
|
|
}
|
|
|
|
|
|
void L3MMStatus::parseBody( const L3Frame &src, size_t &rp)
|
|
{
|
|
mRejectCause.parseV(src, rp);
|
|
}
|
|
|
|
void L3MMStatus::text(ostream& os) const
|
|
{
|
|
L3MMMessage::text(os);
|
|
os << " RejectCause= <"<<mRejectCause<<">";
|
|
}
|
|
|
|
|
|
size_t L3MMInformation::l2BodyLength() const
|
|
{
|
|
size_t len=0;
|
|
if (mShortName.lengthV()>1) len += mShortName.lengthTLV();
|
|
len += mTime.lengthTV();
|
|
return len;
|
|
}
|
|
|
|
|
|
void L3MMInformation::writeBody(L3Frame &dest, size_t &wp) const
|
|
{
|
|
if (mShortName.lengthV()>1) mShortName.writeTLV(0x45,dest,wp);
|
|
mTime.writeTV(0x47,dest,wp);
|
|
}
|
|
|
|
|
|
void L3MMInformation::text(ostream& os) const
|
|
{
|
|
L3MMMessage::text(os);
|
|
os << "short name=(" << mShortName << ")";
|
|
os << " time=(" << mTime << ")";
|
|
}
|
|
|
|
|
|
void L3IdentityRequest::writeBody(L3Frame& dest, size_t &wp) const
|
|
{
|
|
dest.writeField(wp,0,4); // spare half octet
|
|
dest.writeField(wp,mType,4);
|
|
}
|
|
|
|
|
|
void L3IdentityRequest::text(ostream& os) const
|
|
{
|
|
L3MMMessage::text(os);
|
|
os << "type=" << mType;
|
|
}
|
|
|
|
|
|
|
|
void L3IdentityResponse::parseBody(const L3Frame& src, size_t& rp)
|
|
{
|
|
mMobileID.parseLV(src,rp);
|
|
}
|
|
|
|
void L3IdentityResponse::text(ostream& os) const
|
|
{
|
|
L3MMMessage::text(os);
|
|
os << "mobile id=" << mMobileID;
|
|
}
|
|
|
|
|
|
|
|
void L3AuthenticationRequest::writeBody(L3Frame& dest, size_t &wp) const
|
|
{
|
|
dest.writeField(wp,0,4); // spare half octet
|
|
mCipheringKeySequenceNumber.writeV(dest,wp);
|
|
mRAND.writeV(dest,wp);
|
|
}
|
|
|
|
void L3AuthenticationRequest::text(ostream& os) const
|
|
{
|
|
L3MMMessage::text(os);
|
|
os << "cksn=" << mCipheringKeySequenceNumber;
|
|
os << " RAND=" << mRAND;
|
|
}
|
|
|
|
|
|
|
|
void L3AuthenticationResponse::parseBody(const L3Frame& src, size_t& rp)
|
|
{
|
|
mSRES.parseV(src,rp);
|
|
}
|
|
|
|
void L3AuthenticationResponse::text(ostream& os) const
|
|
{
|
|
L3MMMessage::text(os);
|
|
os << "SRES=" << mSRES;
|
|
}
|
|
|
|
|
|
|
|
// vim: ts=4 sw=4
|