Index: src/ltp-protocol/model/ltp-session-state-record.cc |
=================================================================== |
new file mode 100755 |
--- /dev/null |
+++ b/src/ltp-protocol/model/ltp-session-state-record.cc |
@@ -0,0 +1,503 @@ |
+/* -*- Mode:C++; c-file-style:"gnu"; indent-tabs-mode:nil; -*- */ |
+/* |
+ * Copyright (c) 2014 Universitat Autònoma de Barcelona |
+ * |
+ * 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: Rubén Martínez <rmartinez@deic.uab.cat> |
+ */ |
+ |
+#include "ltp-session-state-record.h" |
+#include "ns3/log.h" |
+ |
+ |
+ |
+NS_LOG_COMPONENT_DEFINE ("SessionStateRecord"); |
+ |
+namespace ns3 { |
+namespace ltp { |
+ |
+LtpEngineConfigParameters::LtpEngineConfigParameters () |
+ : m_localEngineId (0), |
+ m_cpRtxLimit (0), |
+ m_rpRtxLimit (0), |
+ m_rxProblemLimit (0), |
+ m_cxRtxLimit (0), |
+ m_rtxCycleLimit (0) |
+{ |
+ NS_LOG_FUNCTION (this); |
+} |
+ |
+LtpEngineConfigParameters::LtpEngineConfigParameters |
+ (uint64_t engineId,uint32_t cpLimit,uint32_t rpLimit,uint32_t problemLimit, |
+ uint32_t cancelLimit,uint32_t cycleLimit) |
+ : m_localEngineId (engineId), |
+ m_cpRtxLimit (cpLimit), |
+ m_rpRtxLimit (rpLimit), |
+ m_rxProblemLimit (problemLimit), |
+ m_cxRtxLimit (cancelLimit), |
+ m_rtxCycleLimit (cycleLimit) |
+{ |
+ NS_LOG_FUNCTION (this); |
+} |
+ |
+LtpEngineConfigParameters::~LtpEngineConfigParameters () |
+{ |
+ NS_LOG_FUNCTION (this); |
+} |
+ |
+uint64_t |
+LtpEngineConfigParameters::GetLocalEngineId () const |
+{ |
+ NS_LOG_FUNCTION (this); |
+ return m_localEngineId; |
+} |
+ |
+uint32_t LtpEngineConfigParameters::GetCheckPointRetransLimit () const |
+{ |
+ NS_LOG_FUNCTION (this); |
+ return m_cpRtxLimit; |
+} |
+uint32_t LtpEngineConfigParameters::GetReportRetransLimit () const |
+{ |
+ NS_LOG_FUNCTION (this); |
+ return m_rpRtxLimit; |
+} |
+ |
+uint32_t LtpEngineConfigParameters::GetReceptionProblemLimit () const |
+{ |
+ NS_LOG_FUNCTION (this); |
+ return m_rxProblemLimit; |
+} |
+ |
+uint32_t LtpEngineConfigParameters::GetCancellationRetransLimit () const |
+{ |
+ NS_LOG_FUNCTION (this); |
+ return m_cxRtxLimit; |
+} |
+ |
+uint32_t LtpEngineConfigParameters::GetRetransCycleLimit () const |
+{ |
+ NS_LOG_FUNCTION (this); |
+ return m_rtxCycleLimit; |
+} |
+ |
+ |
+SessionStateRecord::SessionStateRecord () |
+ : m_config (), |
+ m_sessionId (), |
+ m_txQueue (), |
+ m_peerLtpEngine (), |
+ m_CpTimer (Timer::CANCEL_ON_DESTROY), |
+ m_RsTimer (Timer::CANCEL_ON_DESTROY), |
+ m_CxTimer (Timer::CANCEL_ON_DESTROY), |
+ m_rcvSegments (), |
+ m_redpartSucces (false), |
+ m_redpartAckSuccess (false), |
+ m_blockSuccess (false), |
+ m_rTxCnt (0), |
+ m_canceled (NOT_CANCELED), |
+ m_canceledReason (RESERVED), |
+ m_suspended (false) |
+{ |
+ NS_LOG_FUNCTION (this); |
+} |
+ |
+ |
+SessionStateRecord::SessionStateRecord (LtpEngineConfigParameters config, |
+ uint64_t localClientServiceId, |
+ uint64_t peerLtpEngineId) |
+ : m_config (config), |
+ m_sessionId (), |
+ m_txQueue (), |
+ m_peerLtpEngine (peerLtpEngineId), |
+ m_localClientService (localClientServiceId), |
+ m_CpTimer (Timer::CANCEL_ON_DESTROY), |
+ m_RsTimer (Timer::CANCEL_ON_DESTROY), |
+ m_CxTimer (Timer::CANCEL_ON_DESTROY), |
+ m_rcvSegments (), |
+ m_redpartSucces (false), |
+ m_redpartAckSuccess (false), |
+ m_blockSuccess (false), |
+ m_rTxCnt (0), |
+ m_canceled (NOT_CANCELED), |
+ m_canceledReason (RESERVED), |
+ m_suspended (false) |
+ |
+{ |
+ NS_LOG_FUNCTION (this); |
+} |
+ |
+ |
+SenderSessionStateRecord::SenderSessionStateRecord () |
+ : SessionStateRecord (), |
+ m_destinationClientServiceId (0) |
+{ |
+ NS_LOG_FUNCTION (this); |
+} |
+ |
+SenderSessionStateRecord::SenderSessionStateRecord ( LtpEngineConfigParameters config, |
+ uint64_t localClientServiceId, |
+ uint64_t destinationClientService, |
+ uint64_t destinationLtpEngine, |
+ Ptr<UniformRandomVariable> number) |
+ : SessionStateRecord (config,localClientServiceId,destinationLtpEngine), |
+ m_destinationClientServiceId (destinationClientService) |
+{ |
+ NS_LOG_FUNCTION (this); |
+ m_sessionId = SessionId (m_config.GetLocalEngineId (), |
+ number->GetInteger (SessionId::MIN_SESSION_NUMBER,SessionId::MAX_SESSION_NUMBER)) ; |
+ |
+ m_firstCpSerialNumber = number->GetInteger (MIN_INITIAL_SERIAL_NUMBER,MAX_INITIAL_SERIAL_NUMBER); |
+ m_currentCpSerialNumber = m_firstCpSerialNumber; |
+ m_firstRpSerialNumber = 0; |
+ m_currentRpSerialNumber = 0; |
+} |
+ReceiverSessionStateRecord::ReceiverSessionStateRecord () |
+ : SessionStateRecord (), |
+ m_rcvCheckpoints () |
+{ |
+ NS_LOG_FUNCTION (this); |
+} |
+ |
+ReceiverSessionStateRecord::ReceiverSessionStateRecord (LtpEngineConfigParameters config, uint64_t localClientServiceId, SessionId id, Ptr<UniformRandomVariable> number ) |
+ : SessionStateRecord (config,localClientServiceId,id.GetSessionOriginator ()), |
+ m_rcvCheckpoints () |
+{ |
+ NS_LOG_FUNCTION (this); |
+ |
+ m_sessionId = id; |
+ |
+ m_firstCpSerialNumber = 0; |
+ m_currentCpSerialNumber = 0; |
+ m_firstRpSerialNumber = number->GetInteger (MIN_INITIAL_SERIAL_NUMBER,MAX_INITIAL_SERIAL_NUMBER); |
+ m_currentRpSerialNumber = m_firstRpSerialNumber; |
+} |
+ |
+ |
+SessionStateRecord::~SessionStateRecord () |
+{ |
+ NS_LOG_FUNCTION (this); |
+} |
+ReceiverSessionStateRecord::~ReceiverSessionStateRecord () |
+{ |
+ NS_LOG_FUNCTION (this); |
+} |
+SenderSessionStateRecord::~SenderSessionStateRecord () |
+{ |
+ NS_LOG_FUNCTION (this); |
+} |
+ |
+TypeId |
+SessionStateRecord::GetTypeId () |
+{ |
+ static TypeId tid = TypeId ("ns3::SessionStateRecord") |
+ .SetParent<Object> () |
+ .AddConstructor<SessionStateRecord> () |
+ ; |
+ return tid; |
+} |
+ |
+TypeId |
+SessionStateRecord::GetInstanceTypeId (void) const |
+{ |
+ NS_LOG_FUNCTION (this); |
+ return GetTypeId (); |
+} |
+ |
+TypeId |
+SenderSessionStateRecord::GetTypeId () |
+{ |
+ static TypeId tid = TypeId ("ns3::SenderSessionStateRecord") |
+ .SetParent<SessionStateRecord> () |
+ .AddConstructor<SenderSessionStateRecord> () |
+ ; |
+ return tid; |
+} |
+ |
+TypeId |
+SenderSessionStateRecord::GetInstanceTypeId (void) const |
+{ |
+ NS_LOG_FUNCTION (this); |
+ return GetTypeId (); |
+} |
+ |
+TypeId |
+ReceiverSessionStateRecord::GetTypeId () |
+{ |
+ static TypeId tid = TypeId ("ns3::ReceiverSessionStateRecord") |
+ .SetParent<SessionStateRecord> () |
+ .AddConstructor<ReceiverSessionStateRecord> () |
+ ; |
+ return tid; |
+} |
+ |
+TypeId |
+ReceiverSessionStateRecord::GetInstanceTypeId (void) const |
+{ |
+ NS_LOG_FUNCTION (this); |
+ return GetTypeId (); |
+} |
+ |
+ |
+SessionId |
+SessionStateRecord::GetSessionId () const |
+{ |
+ NS_LOG_FUNCTION (this); |
+ return m_sessionId; |
+} |
+ |
+void |
+SessionStateRecord::SuspendTimer (TimerCode type) |
+{ |
+ NS_LOG_FUNCTION (this << type); |
+ switch (type) |
+ { |
+ case CHECKPOINT: |
+ m_CpTimer.Suspend (); |
+ break; |
+ case REPORT: |
+ m_RsTimer.Suspend (); |
+ break; |
+ case CANCEL: |
+ m_CxTimer.Suspend (); |
+ break; |
+ default: |
+ break; |
+ } |
+} |
+void |
+SessionStateRecord::ResumeTimer (TimerCode type) |
+{ |
+ NS_LOG_FUNCTION (this << type); |
+ switch (type) |
+ { |
+ case CHECKPOINT: |
+ m_CpTimer.Resume (); |
+ break; |
+ case REPORT: |
+ m_RsTimer.Resume (); |
+ break; |
+ case CANCEL: |
+ m_CxTimer.Resume (); |
+ break; |
+ default: |
+ break; |
+ } |
+} |
+ |
+uint64_t |
+SessionStateRecord::GetCpStartSerialNumber () const |
+{ |
+ NS_LOG_FUNCTION (this); |
+ return m_firstCpSerialNumber; |
+} |
+ |
+uint64_t |
+SessionStateRecord::GetRpStartSerialNumber () const |
+{ |
+ NS_LOG_FUNCTION (this); |
+ return m_firstRpSerialNumber; |
+} |
+ |
+uint64_t |
+SessionStateRecord::GetCpCurrentSerialNumber () const |
+{ |
+ NS_LOG_FUNCTION (this); |
+ return m_currentCpSerialNumber; |
+} |
+ |
+uint64_t |
+SessionStateRecord::GetRpCurrentSerialNumber () const |
+{ |
+ NS_LOG_FUNCTION (this); |
+ return m_currentRpSerialNumber; |
+} |
+ |
+ |
+uint64_t |
+SessionStateRecord::GetPeerLtpEngineId () const |
+{ |
+ NS_LOG_FUNCTION (this); |
+ return m_peerLtpEngine; |
+} |
+ |
+uint64_t |
+SessionStateRecord::GetLocalClientServiceId () const |
+{ |
+ NS_LOG_FUNCTION (this); |
+ return m_localClientService; |
+} |
+ |
+uint64_t |
+SessionStateRecord::IncrementCpCurrentSerialNumber () |
+{ |
+ NS_LOG_FUNCTION (this); |
+ return m_currentCpSerialNumber++; |
+} |
+ |
+uint64_t |
+SessionStateRecord::IncrementRpCurrentSerialNumber () |
+{ |
+ NS_LOG_FUNCTION (this); |
+ return m_currentRpSerialNumber++; |
+} |
+ |
+bool |
+SessionStateRecord::Enqueue (Ptr<Packet> p) |
+{ |
+ NS_LOG_FUNCTION (this << p); |
+ return m_txQueue.Enqueue (p); |
+} |
+ |
+Ptr<Packet> |
+SessionStateRecord::Dequeue (void) |
+{ |
+ NS_LOG_FUNCTION (this); |
+ return m_txQueue.Dequeue (); |
+} |
+uint32_t |
+SessionStateRecord::GetNPackets () const |
+{ |
+ NS_LOG_FUNCTION (this); |
+ return m_txQueue.GetNPackets (); |
+} |
+uint64_t |
+SenderSessionStateRecord::GetDestination () const |
+{ |
+ NS_LOG_FUNCTION (this); |
+ return m_destinationClientServiceId; |
+} |
+ |
+bool |
+SessionStateRecord::IsRedPartFinished () const |
+{ |
+ NS_LOG_FUNCTION (this); |
+ return m_redpartSucces; |
+} |
+ |
+void |
+SessionStateRecord::SetRedPartFinished () |
+{ |
+ NS_LOG_FUNCTION (this); |
+ m_redpartSucces = true; |
+} |
+ |
+bool |
+SessionStateRecord::IsRedPartAck () const |
+{ |
+ NS_LOG_FUNCTION (this); |
+ return m_redpartAckSuccess; |
+} |
+ |
+void |
+SessionStateRecord::SetRedPartAck () |
+{ |
+ NS_LOG_FUNCTION (this); |
+ m_redpartAckSuccess = true; |
+} |
+ |
+bool |
+SessionStateRecord::IsBlockFinished () const |
+{ |
+ NS_LOG_FUNCTION (this); |
+ return m_blockSuccess; |
+} |
+ |
+void |
+SessionStateRecord::SetBlockFinished () |
+{ |
+ NS_LOG_FUNCTION (this); |
+ m_blockSuccess = true; |
+} |
+ |
+uint64_t |
+SessionStateRecord::GetRTxNumber () const |
+{ |
+ NS_LOG_FUNCTION (this); |
+ return m_rTxCnt; |
+} |
+ |
+void |
+SessionStateRecord::IncrementRtxNumber () |
+{ |
+ NS_LOG_FUNCTION (this); |
+ m_rTxCnt++; |
+} |
+ |
+bool |
+SessionStateRecord::IsCanceled () const |
+{ |
+ NS_LOG_FUNCTION (this); |
+ return ((m_canceled == NOT_CANCELED) ? false : true); |
+} |
+ |
+void |
+SessionStateRecord::Cancel (CancellationState s, CxReasonCode r) |
+{ |
+ NS_LOG_FUNCTION (this << r << s); |
+ m_canceled = s; |
+ m_canceledReason = r; |
+} |
+ |
+CxReasonCode |
+SessionStateRecord::GetCancellationReason () const |
+{ |
+ NS_LOG_FUNCTION (this); |
+ return m_canceledReason; |
+} |
+ |
+bool |
+SessionStateRecord::IsSuspended () const |
+{ |
+ NS_LOG_FUNCTION (this); |
+ return m_suspended; |
+} |
+void |
+SessionStateRecord::Suspend () |
+{ |
+ NS_LOG_FUNCTION (this); |
+ m_suspended = true; |
+} |
+ |
+void |
+SessionStateRecord::Resume () |
+{ |
+ NS_LOG_FUNCTION (this); |
+ m_suspended = false; |
+} |
+ |
+bool |
+SessionStateRecord::InsertClaim (LtpContentHeader::ReceptionClaim claim) |
+{ |
+ NS_LOG_FUNCTION (this << claim.offset << " " << claim.length); |
+ |
+ std::pair<uint64_t,uint64_t> key; |
+ std::pair<std::pair<uint64_t,uint64_t>,LtpContentHeader::ReceptionClaim> ack; |
+ |
+ key = std::make_pair (m_currentRpSerialNumber,claim.offset); |
+ ack = std::make_pair (key,claim); |
+ return m_rcvSegments.insert (ack).second; |
+} |
+ |
+bool |
+ReceiverSessionStateRecord::InsertCheckpoint () |
+{ |
+ NS_LOG_FUNCTION (this); |
+ return m_rcvCheckpoints.insert (m_currentCpSerialNumber).second; |
+ |
+} |
+ |
+} // namespace ltp |
+} // namespace ns3 |