Added GTPU-v1 header implementation and test case trying header coding and decoding.
This commit is contained in:
jnin
277
src/lte/model/epc-gtpu-v1.cc
Normal file
277
src/lte/model/epc-gtpu-v1.cc
Normal file
@@ -0,0 +1,277 @@
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/* -*- Mode: C++; c-file-style: "gnu"; indent-tabs-mode:nil; -*- */
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/*
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* Copyright (c) 2011 Centre Tecnologic de Telecomunicacions de Catalunya (CTTC)
|
||||
*
|
||||
* This program is free software; you can redistribute it and/or modify
|
||||
* it under the terms of the GNU General Public License version 2 as
|
||||
* published by the Free Software Foundation;
|
||||
*
|
||||
* 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. See the
|
||||
* GNU General Public License for more details.
|
||||
*
|
||||
* You should have received a copy of the GNU General Public License
|
||||
* along with this program; if not, write to the Free Software
|
||||
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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*
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* Author: Jaume Nin <jnin@cttc.cat>
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*/
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#include "epc-gtpu-v1.h"
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#include "ns3/packet.h"
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namespace ns3
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{
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/********************************************************
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* GTP-U-v1 Header
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********************************************************/
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NS_OBJECT_ENSURE_REGISTERED (GtpuHeader);
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TypeId
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GtpuHeader::GetTypeId (void)
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{
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static TypeId tid =
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TypeId("ns3::GtpuHeader") .SetParent<Header> () .AddConstructor<
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GtpuHeader> ();
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return tid;
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}
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GtpuHeader::GtpuHeader () :
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m_version(1), m_protocolType(true), m_extensionHeaderFlag(false),
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m_sequenceNumberFlag(false), m_nPduNumberFlag(false), m_messageType(0),
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m_length(0), m_teid(0), m_sequenceNumber(0), m_nPduNumber(0),
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m_nextExtensionType(0)
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{
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}
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GtpuHeader::~GtpuHeader ()
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{
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}
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TypeId
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GtpuHeader::GetInstanceTypeId (void) const
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{
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return GetTypeId();
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}
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uint32_t
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GtpuHeader::GetSerializedSize (void) const
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{
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return 12;
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}
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void
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GtpuHeader::Serialize (Buffer::Iterator start) const
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{
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Buffer::Iterator i = start;
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uint8_t firstByte = m_version << 5 | m_protocolType << 4 | 0x1 << 3;
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firstByte |= m_extensionHeaderFlag << 2 | m_sequenceNumberFlag << 1 | m_nPduNumberFlag;
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i.WriteU8(firstByte);
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i.WriteU8(m_messageType);
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i.WriteHtonU16 (m_length);
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i.WriteHtonU32 (m_teid);
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i.WriteHtonU16 (m_sequenceNumber);
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i.WriteU8 (m_nPduNumber);
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i.WriteU8 (m_nextExtensionType);
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}
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uint32_t
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GtpuHeader::Deserialize (Buffer::Iterator start)
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{
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uint8_t firstByte = start.ReadU8 ();
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m_version = firstByte >> 5 & 0x7;
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m_protocolType = firstByte >> 4 & 0x1;
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m_extensionHeaderFlag = firstByte >> 2 & 0x1;
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m_sequenceNumberFlag = firstByte >> 1 & 0x1;
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m_nPduNumberFlag = firstByte & 0x1;
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m_messageType = start.ReadU8 ();
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m_length = start.ReadNtohU16 ();
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m_teid= start.ReadNtohU32 ();
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m_sequenceNumber= start.ReadNtohU16 ();
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m_nPduNumber= start.ReadU8 ();
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m_nextExtensionType= start.ReadU8 ();
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return 4;
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}
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void
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GtpuHeader::Print (std::ostream &os) const
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{
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os << "version=" << (uint32_t) m_version << " [";
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if (m_protocolType)
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{
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os << " PT ";
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}
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if (m_extensionHeaderFlag)
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{
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os << " E ";
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}
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if (m_sequenceNumberFlag)
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{
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os << " S ";
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}
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if (m_nPduNumberFlag)
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{
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os << " PN ";
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}
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os << "], messageType=" << (uint32_t) m_messageType << ", length=" << (uint32_t) m_length;
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os << ", teid=" << (uint32_t) m_teid<< ", sequenceNumber=" << (uint32_t) m_sequenceNumber;
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os << ", nPduNumber=" << (uint32_t) m_nPduNumber << ", nextExtensionType=" << (uint32_t) m_nextExtensionType;
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}
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bool
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GtpuHeader::GetExtensionHeaderFlag () const
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{
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return m_extensionHeaderFlag;
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}
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uint16_t
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GtpuHeader::GetLength () const
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{
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return m_length;
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}
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uint8_t
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GtpuHeader::GetMessageType () const
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{
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return m_messageType;
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}
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uint8_t
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GtpuHeader::GetNPduNumber () const
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{
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return m_nPduNumber;
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}
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bool
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GtpuHeader::GetNPduNumberFlag () const
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{
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return m_nPduNumberFlag;
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}
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uint8_t
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GtpuHeader::GetNextExtensionType () const
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{
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return m_nextExtensionType;
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}
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bool
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GtpuHeader::GetProtocolType () const
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{
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return m_protocolType;
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}
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uint16_t
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GtpuHeader::GetSequenceNumber () const
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{
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return m_sequenceNumber;
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}
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bool
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GtpuHeader::GetSequenceNumberFlag () const
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{
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return m_sequenceNumberFlag;
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}
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uint32_t
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GtpuHeader::GetTeid () const
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{
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return m_teid;
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}
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uint8_t
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GtpuHeader::GetVersion () const
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{
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return m_version;
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}
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void
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GtpuHeader::SetExtensionHeaderFlag (bool m_extensionHeaderFlag)
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{
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this->m_extensionHeaderFlag = m_extensionHeaderFlag;
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}
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void
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GtpuHeader::SetLength (uint16_t m_length)
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{
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this->m_length = m_length;
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}
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void
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GtpuHeader::SetMessageType (uint8_t m_messageType)
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{
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this->m_messageType = m_messageType;
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}
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void
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GtpuHeader::SetNPduNumber (uint8_t m_nPduNumber)
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{
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this->m_nPduNumber = m_nPduNumber;
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}
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void
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GtpuHeader::SetNPduNumberFlag (bool m_nPduNumberFlag)
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{
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this->m_nPduNumberFlag = m_nPduNumberFlag;
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}
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void
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GtpuHeader::SetNextExtensionType (uint8_t m_nextExtensionType)
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{
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this->m_nextExtensionType = m_nextExtensionType;
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}
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void
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GtpuHeader::SetProtocolType (bool m_protocolType)
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{
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this->m_protocolType = m_protocolType;
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}
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void
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GtpuHeader::SetSequenceNumber (uint16_t m_sequenceNumber)
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{
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this->m_sequenceNumber = m_sequenceNumber;
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}
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void
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GtpuHeader::SetSequenceNumberFlag (bool m_sequenceNumberFlag)
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{
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this->m_sequenceNumberFlag = m_sequenceNumberFlag;
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}
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void
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GtpuHeader::SetTeid (uint32_t m_teid)
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{
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this->m_teid = m_teid;
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}
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void
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GtpuHeader::SetVersion (uint8_t m_version)
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{
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// m_version is a uint3_t
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this->m_version = m_version & 0x7;
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}
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bool
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GtpuHeader::operator ==(const GtpuHeader& b) const
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{
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if (m_version == b.m_version &&
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m_protocolType == b.m_protocolType &&
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m_extensionHeaderFlag == b.m_extensionHeaderFlag &&
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m_sequenceNumberFlag == b.m_sequenceNumberFlag &&
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m_nPduNumberFlag == b.m_nPduNumberFlag &&
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m_messageType == b.m_messageType &&
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m_length == b.m_length &&
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m_teid == b.m_teid &&
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m_sequenceNumber == b.m_sequenceNumber &&
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m_nPduNumber == b.m_nPduNumber &&
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m_nextExtensionType == b.m_nextExtensionType
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)
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{
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return true;
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}
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return false;
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}
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} // namespace ns3
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89
src/lte/model/epc-gtpu-v1.h
Normal file
89
src/lte/model/epc-gtpu-v1.h
Normal file
@@ -0,0 +1,89 @@
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/* -*- Mode: C++; c-file-style: "gnu"; indent-tabs-mode:nil; -*- */
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||||
/*
|
||||
* Copyright (c) 2011 Centre Tecnologic de Telecomunicacions de Catalunya (CTTC)
|
||||
*
|
||||
* This program is free software; you can redistribute it and/or modify
|
||||
* it under the terms of the GNU General Public License version 2 as
|
||||
* published by the Free Software Foundation;
|
||||
*
|
||||
* 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. See the
|
||||
* GNU General Public License for more details.
|
||||
*
|
||||
* You should have received a copy of the GNU General Public License
|
||||
* along with this program; if not, write to the Free Software
|
||||
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
|
||||
*
|
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* Author: Jaume Nin <jnin@cttc.cat>
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*/
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#ifndef EPS_GTPU_V1_H
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#define EPS_GTPU_V1_H
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#include "ns3/header.h"
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#include "ns3/ptr.h"
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#include "ns3/ipv4-header.h"
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#include <stdint.h>
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namespace ns3 {
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class Packet;
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class GtpuHeader : public Header
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{
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public:
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static TypeId GetTypeId (void);
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GtpuHeader ();
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virtual ~GtpuHeader ();
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virtual TypeId GetInstanceTypeId (void) const;
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virtual uint32_t GetSerializedSize (void) const;
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virtual void Serialize (Buffer::Iterator start) const;
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virtual uint32_t Deserialize (Buffer::Iterator start);
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virtual void Print (std::ostream &os) const;
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bool GetExtensionHeaderFlag () const;
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uint16_t GetLength () const;
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uint8_t GetMessageType () const;
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uint8_t GetNPduNumber () const;
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bool GetNPduNumberFlag () const;
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uint8_t GetNextExtensionType () const;
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bool GetProtocolType () const;
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uint16_t GetSequenceNumber () const;
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bool GetSequenceNumberFlag () const;
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uint32_t GetTeid () const;
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uint8_t GetVersion () const;
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void SetExtensionHeaderFlag (bool m_extensionHeaderFlag);
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void SetLength (uint16_t m_length);
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void SetMessageType (uint8_t m_messageType);
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void SetNPduNumber (uint8_t m_nPduNumber);
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void SetNPduNumberFlag (bool m_nPduNumberFlag);
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void SetNextExtensionType (uint8_t m_nextExtensionType);
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void SetProtocolType (bool m_protocolType);
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void SetSequenceNumber (uint16_t m_sequenceNumber);
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void SetSequenceNumberFlag (bool m_sequenceNumberFlag);
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void SetTeid (uint32_t m_teid);
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void SetVersion (uint8_t m_version);
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bool operator == (const GtpuHeader& b) const;
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private:
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uint8_t m_version; // really a 3 uint3_t
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bool m_protocolType;
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bool m_extensionHeaderFlag;
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bool m_sequenceNumberFlag;
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bool m_nPduNumberFlag;
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uint8_t m_messageType;
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uint16_t m_length;
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uint32_t m_teid;
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uint16_t m_sequenceNumber;
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uint8_t m_nPduNumber;
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uint8_t m_nextExtensionType;
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|
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};
|
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|
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} // namespace ns3
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#endif /* EPS_GTPU_V1_H */
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86
src/lte/test/epc-test-gtpu-v1.cc
Normal file
86
src/lte/test/epc-test-gtpu-v1.cc
Normal file
@@ -0,0 +1,86 @@
|
||||
/* -*- Mode: C++; c-file-style: "gnu"; indent-tabs-mode:nil; -*- */
|
||||
/*
|
||||
* Copyright (c) 2011 Centre Tecnologic de Telecomunicacions de Catalunya (CTTC)
|
||||
*
|
||||
* This program is free software; you can redistribute it and/or modify
|
||||
* it under the terms of the GNU General Public License version 2 as
|
||||
* published by the Free Software Foundation;
|
||||
*
|
||||
* 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. See the
|
||||
* GNU General Public License for more details.
|
||||
*
|
||||
* You should have received a copy of the GNU General Public License
|
||||
* along with this program; if not, write to the Free Software
|
||||
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
|
||||
*
|
||||
* Author: Jaume Nin <jaume.nin@cttc.cat>
|
||||
*/
|
||||
|
||||
|
||||
#include "ns3/log.h"
|
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#include "ns3/object.h"
|
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#include "ns3/packet.h"
|
||||
|
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#include "ns3/epc-gtpu-v1.h"
|
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#include "ns3/epc-test-gtpu-v1.h"
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|
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NS_LOG_COMPONENT_DEFINE ("EpcGtpuTest");
|
||||
|
||||
using namespace ns3;
|
||||
|
||||
|
||||
/**
|
||||
* TestSuite
|
||||
*/
|
||||
|
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EpsGtpuTestSuite::EpsGtpuTestSuite ()
|
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: TestSuite ("epc-gtpu-v1", SYSTEM)
|
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{
|
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AddTestCase (new EpsGtpuHeaderTestCase ());
|
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}
|
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|
||||
static EpsGtpuTestSuite epsGtpuTestSuite;
|
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|
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|
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/**
|
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* TestCase
|
||||
*/
|
||||
|
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EpsGtpuHeaderTestCase::EpsGtpuHeaderTestCase ()
|
||||
: TestCase ("Check header coding and decoding")
|
||||
{
|
||||
NS_LOG_INFO ("Creating EpsGtpuHeaderTestCase");
|
||||
}
|
||||
|
||||
EpsGtpuHeaderTestCase::~EpsGtpuHeaderTestCase ()
|
||||
{
|
||||
}
|
||||
|
||||
void
|
||||
EpsGtpuHeaderTestCase::DoRun (void)
|
||||
{
|
||||
LogLevel logLevel = (LogLevel)(LOG_PREFIX_FUNC | LOG_PREFIX_TIME | LOG_LEVEL_ALL);
|
||||
|
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LogComponentEnable ("EpcGtpuTest", logLevel);
|
||||
GtpuHeader header1;
|
||||
header1.SetExtensionHeaderFlag (true);
|
||||
header1.SetLength (1234);
|
||||
header1.SetMessageType (123);
|
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header1.SetNPduNumber (123);
|
||||
header1.SetNPduNumberFlag (true);
|
||||
header1.SetNextExtensionType (123);
|
||||
header1.SetProtocolType (true);
|
||||
header1.SetSequenceNumber (1234);
|
||||
header1.SetSequenceNumberFlag (true);
|
||||
header1.SetTeid (1234567);
|
||||
header1.SetVersion (123);
|
||||
|
||||
Packet p;
|
||||
GtpuHeader header2;
|
||||
p.AddHeader (header1);
|
||||
p.RemoveHeader (header2);
|
||||
|
||||
NS_TEST_ASSERT_MSG_EQ (header1, header2, "Wrong value!");
|
||||
}
|
||||
53
src/lte/test/epc-test-gtpu-v1.h
Normal file
53
src/lte/test/epc-test-gtpu-v1.h
Normal file
@@ -0,0 +1,53 @@
|
||||
/* -*- Mode: C++; c-file-style: "gnu"; indent-tabs-mode:nil; -*- */
|
||||
/*
|
||||
* Copyright (c) 2011 Centre Tecnologic de Telecomunicacions de Catalunya (CTTC)
|
||||
*
|
||||
* This program is free software; you can redistribute it and/or modify
|
||||
* it under the terms of the GNU General Public License version 2 as
|
||||
* published by the Free Software Foundation;
|
||||
*
|
||||
* 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. See the
|
||||
* GNU General Public License for more details.
|
||||
*
|
||||
* You should have received a copy of the GNU General Public License
|
||||
* along with this program; if not, write to the Free Software
|
||||
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
|
||||
*
|
||||
* Author: Jaume Nin <jaume.nin@cttc.cat>
|
||||
*/
|
||||
|
||||
#ifndef EPC_TEST_GTPU_V1_H
|
||||
#define EPC_TEST_GTPU_V1_H
|
||||
|
||||
#include "ns3/epc-gtpu-v1.h"
|
||||
|
||||
#include "ns3/test.h"
|
||||
|
||||
|
||||
using namespace ns3;
|
||||
|
||||
|
||||
|
||||
class EpsGtpuTestSuite : public TestSuite
|
||||
{
|
||||
public:
|
||||
EpsGtpuTestSuite ();
|
||||
};
|
||||
|
||||
/**
|
||||
* Test 1.Check header coding and decoding
|
||||
*/
|
||||
class EpsGtpuHeaderTestCase : public TestCase
|
||||
{
|
||||
public:
|
||||
EpsGtpuHeaderTestCase ();
|
||||
virtual ~EpsGtpuHeaderTestCase ();
|
||||
|
||||
private:
|
||||
virtual void DoRun (void);
|
||||
};
|
||||
|
||||
|
||||
#endif /* EPC_TEST_GTPU_V1_H */
|
||||
@@ -46,6 +46,7 @@ def build(bld):
|
||||
'model/lte-interference.cc',
|
||||
'model/lte-sinr-chunk-processor.cc',
|
||||
'model/pf-ff-mac-scheduler.cc',
|
||||
'model/epc-gtpu-v1.cc',
|
||||
]
|
||||
|
||||
module_test = bld.create_ns3_module_test_library('lte')
|
||||
@@ -60,6 +61,7 @@ def build(bld):
|
||||
'test/lte-test-pf-ff-mac-scheduler.cc',
|
||||
'test/lte-test-earfcn.cc',
|
||||
'test/lte-test-spectrum-value-helper.cc',
|
||||
'test/epc-test-gtpu-v1.cc',
|
||||
]
|
||||
|
||||
headers = bld.new_task_gen('ns3header')
|
||||
@@ -108,6 +110,7 @@ def build(bld):
|
||||
'model/lte-interference.h',
|
||||
'model/lte-sinr-chunk-processor.h',
|
||||
'model/pf-ff-mac-scheduler.h',
|
||||
'model/epc-gtpu-v1.h',
|
||||
'test/lte-test-downlink-sinr.h',
|
||||
'test/lte-test-uplink-sinr.h',
|
||||
'test/lte-test-link-adaptation.h',
|
||||
@@ -116,6 +119,8 @@ def build(bld):
|
||||
'test/lte-test-ue-phy.h',
|
||||
'test/lte-test-rr-ff-mac-scheduler.h',
|
||||
'test/lte-test-pf-ff-mac-scheduler.h',
|
||||
'test/lte-test-pf-ff-mac-scheduler.h',
|
||||
'test/epc-test-gtpu-v1.h',
|
||||
]
|
||||
|
||||
if (bld.env['ENABLE_EXAMPLES']):
|
||||
|
||||
Reference in New Issue
Block a user