2008-06-05 Tatsuhiro Tsujikawa <tujikawa at rednoah dot com>

	Renamed BtRuntime::lessThanMinPeers() and 
BtRuntime::lessThanEqMinPeers.
	Made MAX_PEERS and MIN_PEERS static const members of BtRuntime.
	* src/ActivePeerConnectionCommand.cc
	* src/BtConstants.h
	* src/BtRuntime.h
	* src/DHTGetPeersCommand.cc
	* src/DefaultBtAnnounce.cc
	* src/DefaultPeerStorage.cc: Calculate maxPeerListSize based on
	BtRuntime::MAX_PEERS.
	* src/DefaultPeerStorage.h
	* src/InitiatorMSEHandshakeCommand.cc
	* src/PeerInitiateConnectionCommand.cc
	* src/PeerInteractionCommand.cc
	* src/PeerReceiveHandshakeCommand.cc
	* src/TrackerWatcherCommand.cc

ChangeLog

@@ -1,3 +1,21 @@
+2008-06-05  Tatsuhiro Tsujikawa  <tujikawa at rednoah dot com>
+
+	Renamed BtRuntime::lessThanMinPeers() and BtRuntime::lessThanEqMinPeers.
+	Made MAX_PEERS and MIN_PEERS static const members of BtRuntime.
+	* src/ActivePeerConnectionCommand.cc
+	* src/BtConstants.h
+	* src/BtRuntime.h
+	* src/DHTGetPeersCommand.cc
+	* src/DefaultBtAnnounce.cc
+	* src/DefaultPeerStorage.cc: Calculate maxPeerListSize based on
+	BtRuntime::MAX_PEERS.
+	* src/DefaultPeerStorage.h
+	* src/InitiatorMSEHandshakeCommand.cc
+	* src/PeerInitiateConnectionCommand.cc
+	* src/PeerInteractionCommand.cc
+	* src/PeerReceiveHandshakeCommand.cc
+	* src/TrackerWatcherCommand.cc
+
 2008-06-05  Tatsuhiro Tsujikawa  <tujikawa at rednoah dot com>
 
 	Always Connect to _numNewConnection 

src/ActivePeerConnectionCommand.cc

@@ -79,7 +79,7 @@ bool ActivePeerConnectionCommand::execute() {
     checkPoint.reset();
     TransferStat tstat = peerStorage->calculateStat();
     if(tstat.getDownloadSpeed() < _thresholdSpeed ||
-       btRuntime->lessThanMinPeer()) {
+       btRuntime->lessThanMinPeers()) {
       for(size_t numAdd = _numNewConnection;
 	  numAdd > 0 && peerStorage->isPeerAvailable(); --numAdd) {
 	PeerHandle peer = peerStorage->getUnusedPeer();

src/BtConstants.h

@@ -45,10 +45,6 @@ typedef std::map<std::string, uint8_t> Extensions;
 
 #define INFO_HASH_LENGTH 20
 
-#define MAX_PEER_ERROR 5
-
-#define MAX_PEERS 55
-
 #define DEFAULT_LATENCY 1500
 
 #endif // _D_BT_CONSTANTS_

src/BtRuntime.h

@@ -40,8 +40,6 @@
 
 namespace aria2 {
 
-#define MIN_PEERS 40
-
 class BtRuntime {
 private:
   uint64_t uploadLengthAtStartup;
@@ -49,6 +47,9 @@ private:
   bool halt;
   unsigned int connections;
   bool _ready;
+
+  static const unsigned int MIN_PEERS = 40;
+
 public:
   BtRuntime():
     uploadLengthAtStartup(0),
@@ -86,13 +87,17 @@ public:
 
   void decreaseConnections() { connections--; }
 
-  bool lessThanMinPeer() const { return connections < MIN_PEERS; }
+  bool lessThanMaxPeers() const { return connections < MAX_PEERS; }
 
-  bool lessThanEqMinPeer() const { return connections <= MIN_PEERS; }
+  bool lessThanMinPeers() const { return connections < MIN_PEERS; }
+
+  bool lessThanEqMinPeers() const { return connections <= MIN_PEERS; }
 
   bool ready() { return _ready; }
 
   void setReady(bool go) { _ready = go; }
+
+  static const unsigned int MAX_PEERS = 55;
 };
 
 typedef SharedHandle<BtRuntime> BtRuntimeHandle;

src/DHTGetPeersCommand.cc

@@ -77,7 +77,7 @@ bool DHTGetPeersCommand::execute()
     _taskQueue->addPeriodicTask2(_task);
   } else if(!_task.isNull() && _task->finished()) {
     _lastGetPeerTime.reset();
-    if(_numRetry < MAX_RETRIES && btRuntime->lessThanEqMinPeer()) {
+    if(_numRetry < MAX_RETRIES && btRuntime->lessThanMinPeers()) {
       ++_numRetry;
     } else {
       _numRetry = 0;

src/DefaultBtAnnounce.cc

@@ -132,7 +132,7 @@ std::string DefaultBtAnnounce::getAnnounceUrl() {
     return A2STR::NIL;
   }
   unsigned int numWant = 50;
-  if(!btRuntime->lessThanEqMinPeer() || btRuntime->isHalt()) {
+  if(!btRuntime->lessThanMinPeers() || btRuntime->isHalt()) {
     numWant = 0;
   }
   TransferStat stat = peerStorage->calculateStat();
@@ -257,7 +257,7 @@ DefaultBtAnnounce::processAnnounceResponse(const unsigned char* trackerResponse,
   const MetaEntry* peersEntry = response->get(BtAnnounce::PEERS);
   if(peersEntry &&
      !btRuntime->isHalt() &&
-     btRuntime->lessThanMinPeer()) {
+     btRuntime->lessThanMinPeers()) {
     DelegatingPeerListProcessor proc;
     std::deque<SharedHandle<Peer> > peers;
     proc.extractPeer(peers, peersEntry);

src/DefaultPeerStorage.cc

@@ -52,15 +52,14 @@ DefaultPeerStorage::DefaultPeerStorage(const BtContextHandle& btContext,
 				       const Option* option):
   btContext(btContext),
   option(option),
-  maxPeerListSize(MAX_PEER_LIST_SIZE),
+  logger(LogFactory::getInstance()),
   btRuntime(BT_RUNTIME(btContext)),
+  maxPeerListSize(btRuntime->MAX_PEERS+(btRuntime->MAX_PEERS >> 2)),
   removedPeerSessionDownloadLength(0),
   removedPeerSessionUploadLength(0),
   _seederStateChoke(new BtSeederStateChoke(btContext)),
   _leecherStateChoke(new BtLeecherStateChoke())
-{
-  logger = LogFactory::getInstance();
-}
+{}
 
 DefaultPeerStorage::~DefaultPeerStorage()
 {

src/DefaultPeerStorage.h

@@ -39,9 +39,6 @@
 
 namespace aria2 {
 
-#define MAX_PEER_LIST_SIZE 60
-#define MAX_PEER_ERROR 5
-
 class BtContext;
 class Option;
 class Logger;
@@ -54,9 +51,9 @@ private:
   SharedHandle<BtContext> btContext;
   const Option* option;
   std::deque<SharedHandle<Peer> > peers;
-  size_t maxPeerListSize;
   Logger* logger;
   SharedHandle<BtRuntime> btRuntime;
+  size_t maxPeerListSize;
   uint64_t removedPeerSessionDownloadLength;
   uint64_t removedPeerSessionUploadLength;
 

src/InitiatorMSEHandshakeCommand.cc

@@ -147,7 +147,7 @@ bool InitiatorMSEHandshakeCommand::prepareForNextPeer(time_t wait)
 {
   if(e->option->getAsBool(PREF_BT_REQUIRE_CRYPTO)) {
     logger->info("CUID#%d - Establishing connection using legacy BitTorrent handshake is disabled by preference.", cuid);
-    if(peerStorage->isPeerAvailable() && btRuntime->lessThanEqMinPeer()) {
+    if(peerStorage->isPeerAvailable() && btRuntime->lessThanEqMinPeers()) {
       SharedHandle<Peer> peer = peerStorage->getUnusedPeer();
       peer->usedBy(CUIDCounterSingletonHolder::instance()->newID());
       Command* command =

src/PeerInitiateConnectionCommand.cc

@@ -93,7 +93,7 @@ bool PeerInitiateConnectionCommand::executeInternal() {
 
 // TODO this method removed when PeerBalancerCommand is implemented
 bool PeerInitiateConnectionCommand::prepareForNextPeer(time_t wait) {
-  if(peerStorage->isPeerAvailable() && btRuntime->lessThanEqMinPeer()) {
+  if(peerStorage->isPeerAvailable() && btRuntime->lessThanEqMinPeers()) {
     PeerHandle peer = peerStorage->getUnusedPeer();
     peer->usedBy(CUIDCounterSingletonHolder::instance()->newID());
     Command* command =

src/PeerInteractionCommand.cc

@@ -253,7 +253,7 @@ bool PeerInteractionCommand::executeInternal() {
 
 // TODO this method removed when PeerBalancerCommand is implemented
 bool PeerInteractionCommand::prepareForNextPeer(time_t wait) {
-  if(peerStorage->isPeerAvailable() && btRuntime->lessThanEqMinPeer()) {
+  if(peerStorage->isPeerAvailable() && btRuntime->lessThanEqMinPeers()) {
     PeerHandle peer = peerStorage->getUnusedPeer();
     peer->usedBy(CUIDCounterSingletonHolder::instance()->newID());
     PeerInitiateConnectionCommand* command =

src/PeerReceiveHandshakeCommand.cc

@@ -100,7 +100,7 @@ bool PeerReceiveHandshakeCommand::executeInternal()
     TransferStat tstat = PEER_STORAGE(btContext)->calculateStat();
     if((!PIECE_STORAGE(btContext)->downloadFinished() &&
        tstat.getDownloadSpeed() < _thresholdSpeed) ||
-       BT_RUNTIME(btContext)->getConnections() < MAX_PEERS) {
+       BT_RUNTIME(btContext)->lessThanMaxPeers()) {
       if(PEER_STORAGE(btContext)->addPeer(peer)) {
 
 	peer->usedBy(cuid);

src/TrackerWatcherCommand.cc

@@ -142,7 +142,7 @@ void TrackerWatcherCommand::processTrackerResponse(const std::string& trackerRes
 {
   btAnnounce->processAnnounceResponse(reinterpret_cast<const unsigned char*>(trackerResponse.c_str()),
 				      trackerResponse.size());
-  while(!btRuntime->isHalt() && btRuntime->lessThanMinPeer()) {
+  while(!btRuntime->isHalt() && btRuntime->lessThanMinPeers()) {
     PeerHandle peer = peerStorage->getUnusedPeer();
     if(peer.isNull()) {
       break;