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5 Commits

Author SHA1 Message Date
Tatsuhiro Tsujikawa
d7155e8f6c 2007-06-20 Tatsuhiro Tsujikawa <tujikawa at rednoah dot com> 
Reduce the number of calls to gettimeofday to lower CPU load.
	* src/TimeA2.h, src/TimeA2.cc (differenceInMillis): New 
function.
	* src/SpeedCalc.h, src/SpeedCalc.cc (calculateSpeed): New 
function.
	* src/Peer.h (calculateUploadSpeed): New function.
	(calculateDownloadSpeed): New function.
	* src/DefaultPeerStorage.cc
	(CalculateStat): Added _now variable.
	In operator(), call Peer::calculateDownloadSpeed(const struct 
timeval&)
	and Peer::calculateUploadSpeed(const struct timeval&)
	
	Drop connection if no request or piece message is exchanged in
	a certain interval.
	* src/DefaultBtInteractive.h
	(btRuntime): New variable.
	(inactiveCheckPoint): New variable.
	(checkActiveInteraction): New function.
	* src/DefaultBtInteractive.cc (receiveMessages): Reset timer 
when
	request or piece message is received.
	(checkActiveInteraction): New function.
	(doInteractionProcessing): Call checkActiveInteraction.

	Fixed the bug that causes remote Metalink and Torrent files are 
not
	processed.
	* src/MultiUrlRequestInfo.cc (createNextRequestInfo): Fixed the 
bug.
 2007-06-20 14:43:34 +00:00
Tatsuhiro Tsujikawa
07e91896e1 2006-10-01 Tatsuhiro Tsujikawa <tujikawa at rednoah dot com> 
To add timeout to async name resolution:

	* src/AbstractCommand.h
	(nameResolveFinished): New function. This is not elegant way. It needs
	to be more refined.
	(nameResolverCheck): New variable.
	* src/AbstractCommand.cc
	(AbstractCommand): Added nameResolverCheck.
	(execute): Added the check whether the name resolution has finished.
	(setNameResolverCheck): Set nameResolverCheck to true.
	(disableNameResolverCheck): Set nameResolverCheck to false.
	(nameResolverFinished): New function.
	* src/FtpInitiateConnectionCommand.h
	(nameResolverFinished): New function.
	* src/HttpInitiateConnectionCommand.h
	(nameResolverFinished): New function.

	To add the support for a non-compact response from a tracker:

	* src/PeerListProcessor.h: New class.
	* src/DefaultPeerListProcessor.h: New class.
	* src/DefaultPeerListProcessor.cc: New class.
	* src/CompactPeerListProcessor.h: New class.
	* src/CompactPeerListProcessor.cc: New class.
	* src/DelegatingPeerListProcessor.h: New class.
	* src/DelegatingPeerListProcessor.cc: New class.	
	* src/TorrentMan.cc
	(addPeer): New function(overload).
	(addPeer): Delete unused peers only when new peer is added.
	* src/TorrentMan.h
	(PeerListProcessor.h): Included.
	(Peers): Removed.
	(addPeer): New function(overload).
	* src/TrackerUpdateCommand.cc
	(netinet/in.h): Removed.
	(DelegatingPeerListProcessor.h): Included.
	(execute): Updated to use DelegatingPeerListProcessor.
	
	To fix the memory leak in TorrentMan::peers:

	* src/PeerAbstractCommand.cc
	(onAbort): Added peer->resetStatus().
	* src/Peer.h
	(resetStatus): Made public.
	
	To improve the precision of the speed calculation:

	* src/SpeedCalc.h
	(nextInterval): New variable.
	* src/SpeedCalc.cc
	(reset): Added nextInterval.
	(isIntervalOver): Use nextInterval instead of CHANGE_INTERVAL_SEC.
	(changeSw): Set nextInterval to 15 seconds relative to the current
	instant time.

	* src/main.cc
	(showVersion): Updated.
 2006-10-01 11:29:14 +00:00
Tatsuhiro Tsujikawa
1b5af8e829 2006-09-22 Tatsuhiro Tsujikawa <tujikawa at rednoah dot com> 
* src/*.{h,cc}:
	Added an exception to the license which allows linking with 
OpenSSL.
 2006-09-21 15:31:24 +00:00
Tatsuhiro Tsujikawa
65e0ffe6ca 2006-09-21 Tatsuhiro Tsujikawa <tujikawa at rednoah dot com> 
* src/AbstractCommand.cc
	(execute): Check whether the download has finished before 
checking
	socket status.
	Return true if peerStat->getStatus() == REQUEST_IDLE.
	Do not exit even if no segment is available.

	* src/prefs.h
	(PREF_STARTUP_IDLE_TIME): New definition.

	* src/PeerInteractionCommand.cc
	(executeInternal): Removed max speed limit. Because it performs 
bad.
	(receiveMessages): Added max speed limit. This was better than 
above,
	but still a little bit to be desired. Sometimes the download 
speed
	became much faster than I specified.

	* src/SpeedCalc.h
	(start): New variable.
	(accumulatedLength): New variable.
	(getAvgSpeed): New function.
	* src/SpeedCalc.cc
	(reset): Added start, accumulatedLength.
	(update): Added calculation of an average speed.
	(getAvgSpeed): New function.

	* src/DownloadCommand.h
	(sw): Removed.

	* src/main.cc
	(main): Added PREF_STARTUP_IDLE_TIME.

	* src/PeerStat.h
	(STATUS): Added REQUEST_IDLE.
	(getMaxSpeed): Renamed as getMaxDownloadSpeed().
	(getAvgDownloadSpeed): New function
	(requestIdle): New function.

	* src/SegmentMan.h
	(SegmentEntryHandle): New type definition.
	(SegmentEntries): Now holds SegmentEntryHandle.
	(findSlowerSegmentEntry): New funtion.
	* src/SegmentMan.cc
	(save): Updated according to the changes in SegmentEntries.
	(read): Updated according to the changes in SegmentEntries.
	(FindSegmentEntryByIndex): Updated according to the changes in
	SegmentEntries.
	(FindSegmentEntryByCuid): Updated according to the changes in
	SegmentEntries.
	(checkoutSegment): Updated according to the changes in 
SegmentEntries.
	(onNullBitfield): Updated according to the changes in 
SegmentEntries.
	Renamed uitr as itr.
	(findSlowerSegmentEntry): New function.
	(getSegment): Updated according to the changes in 
SegmentEntries.
	Added the feature that cancels the segment with slow server and 
fast
	one takes it over.
	(cancelSegment): Updated according to the changes in 
SegmentEntries.
	(getDownloadLength): Updated according to the changes in
	SegmentEntries.
	(init): Assigned 0 to bitfield after deleting it.
	
	* src/DownloadCommand.cc
	(STARTUP_IDLE_TIME): Removed.
	(executeInternal): Use PREF_STARTUP_IDLE_TIME.
 2006-09-21 06:56:54 +00:00
Tatsuhiro Tsujikawa
2fb9b5be97 2006-09-19 Tatsuhiro Tsujikawa <tujikawa at rednoah dot com> 
To rewrite segment download mechanism for HTTP/FTP download.
	Use BitfieldMan to manage segment download.
	* src/HttpResponseCommand.h
	(executeInternal): Pass the reference of segment.
	* src/AbstractCommand.cc
	(prepareForRetry): Call segmentMan->cancelSegment here.
	(onAbort): Call segmentMan->cancelSegment here.
	* src/HttpDownloadCommand.cc
	(prepareForNextSegment): New function.
	* src/DownloadEngineFactory.cc
	(newConsoleEngine): Removed splitter.
	(newTorrentConsoleEngine): Removed splitter.
	* src/Request.h
	(segment): Renamed from seg.
	* src/FtpInitiateConnectionCommand.h
	(executeInternal): Pass the reference of segment.
	* src/AbstractCommand.h
	(executeInternal): Pass the reference of segment.
	* src/pref.h
	(PREF_SEGMENT_SIZE): New definition.
	* src/HttpProxyRequestCommand.h
	(executeInternal): Pass the reference of segment.
	* src/HttpResponseCommand.cc
	(checkResponse): Allowed status 206 when a request range starts 
0.
	(handleDefaultEncoding): Rewritten the code related to Segment.
	(handleOtherEncoding): Rewritten the code related to Segment.
	* src/SegmentMan.h
	(SegmentEntry): New class.
	(SegmentEntries): New type definition.
	(bitfield): New variable.
	(usedSegmentEntries): New variable.
	(onNullBitfield): New function.
	(checkoutSegment): New function.
	(segments): Removed.
	(splitter): Removed.
	(unregisterId): Removed.
	(getSegment): New function(overload)
	(getDownloadedSize): Removed.
	(cancelSegment): New function.
	(completeSegment): New function.
	(initBitfield): New function.
	(hasSegment): New function.
	(getDownloadLength): New function.
	* src/BitfieldMan.h
	(getStartIndex): New function.
	(getEndIndex): New function.
	(getMissingUnusedIndex): New function(overload).
	(getSparseMissingUnusedIndex): New function.	
	* src/BitfieldMan.cc
	(getMissingIndexRandomly): Handle the last byte of bitfield 
properly.
	(getMissingUnusedIndex): New function(overload).
	(Range): New class.
	(getStartIndex): New function.
	(getEndIndex): New function.
	(getSparseMissingUnusedIndex): New function.
	(isBitSetInternal): Return false if the given index is less than 
0.
	* src/HttpInitiateConnectionCommand.h
	(executeInternal): Pass the reference of segment.
	* src/FtpNegotiateCommand.h
	(executeInternal): Pass the reference of segment.
	* src/FtpNegotiateCommand.cc
	(recvSize): Initialize bitfield here.
	* src/FtpTunnelResponseCommand.h
	(executeInternal): Pass the reference of segment.
	* src/HttpConnection.cc
	(createRequest): Rewritten range header processing.
	* src/DownloadCommand.h
	(executeInternal): Pass the reference of segment.
	(prepareForRetry): Removed.
	(prepareForNextSegment): Added an argument segment. Made it a 
virtual
	function.
	* src/main.cc
	(main): Set the initial value of PREF_SEGMENT_SIZE to 1MB.
	* src/SegmentMan.cc
	(SegmentMan): Added bitfield. Removed splitter.
	(~SegmentMan): Added bitfield. Removed splitter.
	(unregisterId): Removed.
	(getSegment): Rewritten.
	(updateSegment): Rewritten.
	(save): Rewritten.
	(read): Rewritten.
	(finished): Rewritten.
	(getDownloadedSize): Removed.
	(initBitfield): New function.
	(FindSegmentEntryByIndex): New function object.
	(FindSegmentEntryByCuid): New function object.
	(checkoutSegment): New function.
	(onNullBitfield): New function.
	(getSegment): New function(overload).
	(CancelSegment): New function object.
	(cancelSegment): New function.
	(completeSegment): New function.
	(hasSegment): New function.
	(getDownloadLength): New function.
	* src/FtpInitiateConnectionCommand.cc
	(executeInternal): Load .aria2 file after hostname resolution 
finishes.
	* src/Segment.h: Rewritten.
	* src/Segment.cc (operator<<): New function.
	* src/HttpDownloadCommand.h
	(prepareForNextSegment): New function.
	* src/Request.cc
	(resetUrl): Made segment null.
	* src/DownloadEngine.cc
	(~DownloadEngine): Call cleanQueue before deleting segmentMan.
	* src/HttpProxyRequestCommand.h
	(executeInternal): Pass the reference of segment.
	* src/DownloadCommand.cc
	(executeInternal): Rewritten the code related to Segment.
	(prepareForRetry): Removed.
	(prepareForNextSegment): Rewritten.
	* src/FtpTunnelResponseCommand.h
	(executeInternal): Pass the reference of segment.
	
	To add HTTP 1.1 persistent connection support(experimental)
	* src/HttpRequestCommand.cc
	(executeInternal): Disable keep alive if it is disabled by
	configuration.
	* src/Request.h
	(keepAlive): New variable.
	(isKeepAlive): New function.
	(setKeepAlive): New function.
	* src/pref.h
	(PREF_HTTP_KEEP_ALIVE): New definition.
	* src/HttpResponseCommand.cc
	(executeInternal): Check the remote server supports keep alive.
	* src/HttpConnection.cc
	(createRequest): Send "Connection: close" only if keep alive is
	disabled.
	* src/main.cc
	(main):
	Set the initial value(false) of PREF_KEEP_ALIVE to false.

	To add max download speed limit:
	* src/pref.h
	(PREF_MAX_SPEED_LIMIT): New definition.
	* src/PeerInteractionCommand.cc
	(executeInternal): Added max download speed limit. Not tested 
yet.
	* src/SegmentMan.h
	(PeerStats): New type definition.
	(peerStats): New variable.
	(registerPeerStat): New function.
	(FindPeerStat): New function object.
	(getPeerStat): New function.
	(calculateDownloadSpeed): New function.
	* src/SpeedCalc.h: New class.
	* src/SpeedCalc.cc: New class.
	* src/main.cc
	(main):
	Set the initial value of PREF_MAX_SPEED_LIMIT to 0(which means 
the
	download speed is not restricted).
	* src/PeerStat.h: New class.
	* src/SegmentMan.cc
	(registerPeerStat): New function.
	(calculateDownloadSpeed): New function.
	* src/DownloadCommand.cc
	(STARTUP_IDLE_TIME): New definition.
	(DownloadCommand): Register peerStat to segmentMan. Call 
peerStat->
	downloadStart.
	(~DownloadCommand): Call peerStat->downloadStop.
	(executeInternal): Added download speed limitter. Rewritten 
lowest
	speed limitter.

	* src/HttpConnection.cc
	(receiveResponse): Fixed: eohIndex[headerBuf] -> 
headerBuf[eohIndex].
	
	* src/AbstractCommand.cc
	(resolveHostname): Throw DlAbortEx if a name resolution failes.
	Added hostname to the error message.
	
	* src/ConsoleDownloadEngine.cc
	(calculateStatistics): Initialize psize with dlSize.

	* src/PieceMessage.cc
	(receivedAction): Do not call peerInteraction->abortPiece here.
	(onGotWrongPiece): Call peerInteraction->abortPiece here.

	* src/BitfieldMan.h
	(clearAllUseBit): New function.
	(setAllUseBit): New function.
	* src/BitfieldMan.cc
	(clearAllBit): Do not clear useBitfield here.
	(clearAllUseBit): New function.
	(setAllUseBit): New function.
	* src/Piece.cc
	(clearAllBlock): Call bitfield->clearAllUseBit().
 2006-09-19 14:52:59 +00:00