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Though it disappears once you press play, it's still annoying. Sleek and potent, MX Player impresses with its built-in codecs and decoders, as well as with its handy screen gestures. It's certainly one of the best Android players out there. Overall, this app feels like the Android equivalent of the desktop VLC. Zoom and Pan is also available by option. Free YouTube Downloader. IObit Uninstaller. Internet Download Manager. WinRAR bit. VLC Media Player. MacX YouTube Downloader.
Microsoft Office YTD Video Downloader. Adobe Photoshop CC. VirtualDJ Avast Free Security. WhatsApp Messenger. Just trying to supplement and not overdo it. Technical data. Fairly extensive changes have just been committed to the Open Source maidsafe-dht codebase. Visual representation of the Defiprime token list could be found below with a market stats. This table basically functions like a giant distributed tracker of all torrents that use DHT. If a private flag is set in a torrent, aria2 doesn't use DHT for that download even if true is given.
If the bucket is full, keep track of node in a replacement list, per section 4. This isn't a bug, it's a feature BitComet's developer added to it. Subscribers send a message via Pastry using the Order tracking is a tool for tracking parcels worldwide, supports to track packages and orders of global couriers from USPS, Amazon, eBay, Aliexpress, China Post, etc. Join Seeking Alpha, the world's largest investing community. Author: Bluetack. It will also get stored with date and time in excel sheet.
Dallerium ft. It allows the swarm to continue as normal without a tracker. That means the eight- or nine-digit numbers used to track parcels get reused every three or four weeks. The token tracker page also shows the analytics and historical data.
Don't download torrent by magnet link. Our bodies do not produce vitamin D, but we need it to regulate the absorption of calcium and phosphorous. The prostate goes through two main growth periods as a man ages. Don't use any public tracker except our tracker. BitTorrent uses a "distributed sloppy hash table" DHT for storing peer contact information for "trackerless" torrents.
It may be sent to BitTorrent tracker. Distributed in DHT means clients don't have to hold all the list containning the md5 sum of the shared files name, with corresponding peers. Particularly suitable for Raspberry and Arduino. To execute the code open terminal and execute the code python dht DHT: Distributed hash table, the basis of trackerless torrents. BTDig Search. The company has a debt-to-equity ratio of 0. Beard growth rates can vary considerably. Upload chunks you have to them.
Male pattern baldness or Androgenetic alopecia, as it is otherwise known, is a genetic predisposition to DHT sensitivity. It could be a list of 32 byte binary strings SHA Hashes instead of a list of lists containing a host string and a port integer.
Severe thunderstorms will be possible Tuesday evening and Tuesday night across the eastern and portions of the central Oklahoma Panhandle as well as much of the eastern half of the Texas Panhandle Tuesday evening and Tuesday night.
And yes, I know it wouldn't actually be easy, but it would be doable and probably less mess than directly integrating DHT would be. Wait, after a few seconds the tracking result will be displayed. List name: level1. Swarm Discoveries which lists torrents that other people have downloaded along with the torrents you download. Tags and Categories. What this means is that your client will be able to find peers even when the tracker is down, or doesn't even exist anymore.
Click Copy to Clipboard to copy the tracking script. Interesting stuff. VesselFinder displays real time ship positions and marine traffic detected by global AIS network.
As hack, one way would be adding DHT to Tracker list. Helps restore hair volume and shine while making hair smoother, softer, and more manageable. Inventory ManagementImprove your bottom-line and customer service. On this timer, the currently optimistically unchoked peer will change. The modes are:. When this limit is reached, the peer connections will stop reading data from their sockets, until the disk thread catches up.
Setting this too low will severely limit your download rate. If no response is received within this time, the peer is disconnected. For good and snappy seeding performance, set this fairly high, to at least fit a few blocks. This is essentially the initial window size which will determine how fast we can ramp up the send rate.
If set too small, upload rate capacity will suffer. If set too high, memory will be wasted. The actual watermark may be lower than this in case the upload rate is low, this is the upper limit.
The factor is specified as a percentage. For high speed upload, this should be set to a greater value than For high capacity connections, setting this higher can improve upload performance and disk throughput. Setting it too high may waste RAM and create a bias towards read jobs over write jobs. The unchoking algorithm for downloading torrents is always "tit-for-tat", i. How we select which peers to unchoke for seeding torrents.
Since a seeding torrent isn't downloading anything, the tit-for-tat mechanism cannot be used. The options are:. One reason to disable caching is that it may help the operating system from growing its file cache indefinitely. This is useful for users that have routers that allow QoS settings based on local port. It should be more than a few. It is not recommended to change this setting.
Its main purpose is to use as an escape hatch for cheap routers with QoS capability but can only classify flows based on port numbers. For more details, see QBSS. If there are too many torrents some of the auto managed ones will be paused until some slots free up. Setting the value to -1 means unlimited. Torrents that are not auto managed are not counted against these limits. This limit also applies to slow torrents.
You can have more torrents active , even though they are not announced to the DHT, lsd or their tracker. If some peer knows about you for any reason and tries to connect, it will still be accepted, unless the torrent is paused, which means it won't accept any connections. See queuing. This ratio is used to determine which torrents to seed and which to pause. In case there are a large number of paused auto managed torrents, this puts a limit on how often a scrape request is sent. These peers are not necessarily connected, so this number should be much greater than the maximum number of connected peers.
If this limit is set to 0, there is no limit on how many peers we'll keep in the peer list. This can be used to save memory for paused torrents, since it's not as important for them to keep a large peer list.
This is specified in seconds and is used as a sanity check on what is returned from a tracker. It mitigates hammering mis-configured trackers. This is so that newly started torrents are not considered inactive until they have a fair chance to start downloading. Setting this to 0 is essentially the same thing as disabling read cache. The number of blocks read into the read cache is always capped by the piece boundary.
Setting this to 1 effectively disables the write cache. If a peer floods suggest messages, this limit prevents libtorrent from using too much RAM. This interval is specified in seconds. This is specified to be 60 seconds. The higher this value is, the fewer packets have to be sent to the UDP tracker. In order for higher values to work, the tracker needs to be configured to match the expiration time for tokens. Having a higher number of optimistic unchoke slots mean you will find the good peers faster but with the trade-off to use up more bandwidth.
If they claim to be connected to more than this, we'll ignore any peer that exceeds this limit. This is the frequency with which bandwidth quota is distributed to peers. It should not be more than one second i. Setting this to a low value around means higher resolution bandwidth quota distribution, setting it to a higher value saves CPU cycles. If set to 3, we'll try to upload 3 times as much as we download.
Setting this very high, will make it very conservative and you might end up not downloading anything ever and not affecting your share ratio. It does not make any sense to set this any lower than 2. For instance, if only 3 peers need to download the rarest piece, it's impossible to download a single piece and upload it more than 3 times. By default peers on the local network are not rate limited. If the incoming requests causes to many bytes to be sent in responses, incoming requests will be dropped until the quota has been replenished.
Setting this limit to -1 means unlimited, i. The number of connections is set to a hard minimum of at least two per torrent, so if you set a too low connections limit, and open too many torrents, the limit will not be met.
A high value will make uTP connections more aggressive and cause longer queues in the upload bottleneck. It cannot be too low, since the noise in the measurements would cause it to send too slow. If this is set too high, the congestion controller reacts too hard to noise and will not be stable, if it's set too low, it will react slow to congestion and not back off as fast.
The timeout depends on the RTT of the connection, but is never smaller than this value. A connection times out when every packet in a window is lost, or when a packet is lost twice in a row i.
The shorter the timeout is, the faster the connection will recover from this situation, assuming the RTT is low enough. For each timed out packet in a row , the timeout is doubled. It's specified as a percentage multiplier for cwnd. Do not change this value unless you know what you're doing.
Never set it higher than This works best if uTP connections are not rate limited by the global rate limiter which they aren't by default. It is the number of outstanding incoming connections to queue up while we're not actively waiting for a connection to be accepted. If this is a high performance server which expects to receive a lot of connections, or used in a simulator or test, it might make sense to raise this number.
This is a boost to given to new torrents to accelerate them starting up. The normal connect scheduler is run once every second, this allows peers to be connected immediately instead of waiting for the session tick to trigger connections. This may not be set higher than If alerts are not popped, the queue will eventually fill up to this level.
Once the alert queue is full, additional alerts will be dropped, and not delivered to the client. Once the client drains the queue, new alerts may be delivered again. The hasher threads do not only compute hashes, but also perform the read from disk. On storage optimal for sequential access, such as hard drives, this setting should probably be set to 1. Higher numbers give faster re-checks but uses more memory.
Specified in number of 16 kiB blocks. The intention is to gain 1. When non-zero, this indicates how many milliseconds in advance pieces should be announced, before they are expected to be completed. This value determines x in the following formula, determining the number of seconds to wait until the next retry:.
These are specified as percentages. Torrents that are considered done will still be allowed to be seeded, they just won't have priority anymore. For more, see queuing. This makes peer connections a limited resource. Torrents that still have pieces to download are prioritized by default, to avoid having many seeding torrents use most of the connection attempts and only give one peer every now and then to the downloading torrent. This setting controls n.
This setting specifies how many times to retry a failed port bind. Keep in mind that protocol encryption degrades performance in several respects:. This setting will adjust which encryption scheme is offered to the other peer, as well as which encryption scheme is selected by the client. The maximum request range of an url seed in bytes.
This value defines the largest possible sequential web seed request. Lower values are possible but will be ignored if they are lower then piece size.
This value should be related to your download speed to prevent libtorrent from creating too many expensive http requests per second. You can select a value as high as you want but keep in mind that libtorrent can't create parallel requests if the first request did already select the whole file.
If you combine bittorrent seeds with web seeds and pick strategies like rarest first you may find your web seed requests split into smaller parts because we don't download already picked pieces twice.
The purpose of this is to periodically close files to trigger the operating system flushing disk cache. Specifically it has been observed to be required on windows to not have the disk cache grow indefinitely.
This defaults to seconds on windows, and disabled on other systems. When uTP experiences packet loss, it will reduce the congestion window, and not reduce it again for this many milliseconds, even if experiencing another lost packet. The number of upload slots is determined by the number of peers whose upload rate exceeds the threshold. This option sets the start value for this threshold.
A higher value leads to fewer unchoke slots, a lower value leads to more. The expiration time of UPnP port-mappings, specified in seconds. Some routers do not support expiration times on port-maps nor correctly returning an error indicating lack of support.
In those cases, set this to 0. Otherwise, don't set it any lower than 5 minutes. Once the limit is hit, tracker requests are queued and issued when an outstanding announce completes. This parameter is called alpha in the kademlia paper. If there are known working nodes that are ready to replace a failing node, it will be replaced immediately, this limit is only used to clear out nodes that don't have any node that can replace them.
This is simply an upper limit to make sure malicious DHT nodes cannot make us allocate an unbounded amount of memory. The rate limit is averaged over 10 seconds to allow for bursts above the limit. The node will precompute a subset of the tracked info-hashes and return that instead of calculating it upon each request. The permissible range is between 0 and seconds inclusive.
If this number is too big, expect the DHT storage implementations to clamp it in order to allow UDP packets go through. This opens up unchoke slots based on the upload rate achieved to peers. The more slots that are opened, the marginal upload rate required to open up another slot increases. For more information, see rate based choking. The default values of the session settings are set for a regular bittorrent client running on a desktop system.
There are functions that can set the session settings to pre set settings for other environments. These can be used for the basis, and should be tweaked to fit your needs better. It adjusts the socket buffer sizes, disables the disk cache, lowers the send buffer watermarks so that each connection only has at most one block in use at any one time.
It lowers the max number of peers in the peer list for torrents. It performs multiple smaller reads when it hashes pieces, instead of reading it all into memory before hashing. This configuration is intended to be the starting point for embedded devices.
It will significantly reduce memory usage. It has a MB disk cache and has a limit of files in its file pool. It support fast upload rates by allowing large send buffers. This is a utility function to produce a client ID fingerprint formatted to the most common convention. The name string should contain exactly two characters. These are the characters unique to your client, used to identify it. Make sure not to clash with anybody else. Here are some taken id's:. There's an informal directory of client id's here.
The major , minor , revision and tag parameters are used to identify the version of your client. This section describes the functions and classes that are used to create torrent files. It is a layered API with low level classes and higher level convenience functions.
A torrent is created in 4 steps:. If there are a lot of files and or deep directory hierarchies to traverse, step one can be time consuming.
Typically step 3 is by far the most time consuming step, since it requires to read all the bytes from all the files in the torrent. This class holds state for creating a torrent. The entry that's returned can then be bencoded into a. It must be a power of 2 and a minimum of 16 kiB. The flags arguments specifies options for the torrent creation.
This function will generate the. In order to generate the flat file, use the bencode function. It may be useful to add custom entries to the torrent file before bencoding it and saving it to disk.
If neither were set, the resulting torrent depends on which hashes were set. If both v1 and v2 hashes were set, a hybrid torrent is created. These are the reasons this call may throw:. Sets the comment for the torrent. The string str should be utf-8 encoded. The comment in a torrent file is optional. Sets the creator of the torrent.
This is optional. The timestamp is specified in seconds, posix time. If the creation date is set to 0, the "creation date" field will be omitted from the generated torrent. This sets the SHA-1 hash for the specified piece index. You are required to set the hash for every piece in the torrent before generating it. If you have the files on disk, you can use the high level convenience function to do this. A SHA-1 hash of all zeros is internally used to indicate a hash that has not been set.
Setting such hash will not be considered set when calling generate. The hash, h , is the root of the merkle tree formed by the piece's 16 kiB blocks. Note that piece sizes must be powers-of-2, so all per-piece merkle trees are complete. A SHA hash of all zeros is internally used to indicate a hash that has not been set.
This adds a url seed to the torrent. You can have any number of url seeds. For a single file torrent, this should be an HTTP url, pointing to a file with identical content as the file of the torrent. For a multi-file torrent, it should point to a directory containing a directory with the same name as this torrent, and all the files of the torrent in it. This adds a DHT node to the torrent.
This especially useful if you're creating a tracker less torrent. It can be used by clients to bootstrap their DHT node from. The node is a hostname and a port number where there is a DHT node running. You can have any number of DHT nodes in a torrent. Adds a tracker to the torrent. This is not strictly required, but most torrents use a tracker as their main source of peers. The tier is the fallback priority of the tracker. All trackers with tier 0 are tried first in any order.
If all fail, trackers with tier 1 are tried. If all of those fail, trackers with tier 2 are tried, and so on. This function sets an X. This makes the torrent an SSL torrent. An SSL torrent requires that each peer has a valid certificate signed by this root certificate. For more information, see the section on ssl torrents. Sets and queries the private flag of the torrent.
Torrents with the private flag set ask the client to not use any other sources than the tracker for peers, and to not use DHT to advertise itself publicly, only the tracker. Add similar torrents by info-hash or collections of similar torrents. Similar torrents are expected to share some files with this torrent. Torrents sharing a collection name with this torrent are also expected to share files with this torrent.
A torrent may have more than one collection and more than one similar torrents. For more information, see BEP In case path refers to a directory, files will be added recursively from the directory.
If specified, the predicate p is called once for every file and directory that is encountered. Files for which p returns true are added, and directories for which p returns true are traversed. The path that is passed in to the predicate is the full path of the file or directory. If no predicate is specified, all files are added, and all directories are traversed. The optional function f is called in between every hash that is set. By default, only errors are reported.
Every alert belongs to one or more category. There is a cost associated with posting alerts. Only alerts that belong to an enabled category are posted. Setting the alert bitmask to 0 will disable all alerts except those that are non-discardable.
The alert class is the base class that specific messages are derived from. It does not include any information that might be bundled with the alert.
This is mainly intended for debug and development use. It is not suitable to use this for applications that may be localized. Instead, handle each alert type individually and extract and render the information from the alert depending on the locale.
This is a base class for alerts that are associated with a specific torrent. It contains a handle to the torrent. The peer alert is a base class for alerts that refer to a specific peer. It includes all the information to identify the peer. This is a base class used for alerts that are associated with a specific tracker.
Since the torrent handle in its base class will usually be invalid since the torrent is already removed it has the info hash as a member, to identify it. Even though the handle member doesn't point to an existing torrent anymore, it is still useful for comparing to other handles, which may also no longer point to existing torrents, but to the same non-existing torrents. If the read failed, the torrent is paused and an error state is set and the buffer member of the alert is 0.
If successful, buffer points to a buffer containing all the data of the piece. This is posted whenever an individual file completes its download. All pieces overlapping this file have passed their hash check. This alert is generated when a limit is reached that might have a negative impact on upload or download rate performance.
We're stalled on the disk. We want to write to the socket, and we can write but our send buffer is empty, waiting to be refilled from the disk. This either means the disk is slower than the network connection or that our send buffer watermark is too small, because we can send it all before the disk gets back to us.
The number of bytes that we keep outstanding, requested from the disk, is calculated as follows:. This alert is generated on tracker time outs, premature disconnects, invalid response or a HTTP response other than " OK".
From the alert you can get the handle to the torrent the tracker belongs to. This alert is triggered if the tracker reply contains a warning field.
Usually this means that the tracker announce was successful, but the tracker has a message to the client. This alert is generated when a scrape request succeeds. If a scrape request fails, this alert is generated. This might be due to the tracker timing out, refusing connection or returning an http response code indicating an error.
Otherwise and empty string. This alert is only for informational purpose. It is generated when a tracker announce succeeds. This alert is generated each time the DHT receives peers from a node. Typically these packets are received from multiple DHT nodes, and so the alerts are typically generated a few at a time. This alert is generated each time a tracker announce is sent or attempted to be sent. There are no extra data members in this alert.
The url can be found in the base class however. This alert is generated when a finished piece fails its hash check. You can get the handle to the torrent which got the failed piece and the index of the piece itself from the alert. This alert is generated when a peer is banned because it has sent too many corrupt pieces to us. This alert is generated when a peer is un-snubbed.
Essentially when it was snubbed for stalling sending data, and now it started sending data again. This alert is generated when a peer is snubbed, when it stops sending data when we request it. This alert is generated when a peer sends invalid data over the peer-peer protocol. The peer will be disconnected, but you get its ip address from the alert , to identify it.
This alert is posted every time an incoming peer connection both successfully passes the protocol handshake and is associated with a torrent, or an outgoing peer connection attempt succeeds.
This is a debug alert that is generated by an incoming invalid piece request. This alert is generated when a torrent switches from being a downloader to a seed. It will only be generated once per torrent. Note that being downloaded and passing the hash check may happen before the piece is also fully flushed to disk. This alert is generated when a peer rejects or ignores a piece request. This alert is generated when a block request times out.
This alert is generated when a block request receives a response. This alert is generated when a block request is sent to a peer. This alert is generated when a block is received that was not requested or whose request timed out. This is useful to synchronize with the actual disk. This alert is generated when a request to delete the files of a torrent complete. This alert is generated when a request to delete the files of a torrent fails.
Just removing a torrent from the session cannot fail. It is generated once the disk IO thread is done writing the state for this torrent. It is generated once all disk IO is complete and the files in the torrent have been closed. This is useful for synchronizing with the disk. It is generated when a torrent goes from a paused state to an active state. This alert is posted when a torrent completes checking. This alert is generated when a HTTP seed name lookup fails. If the storage fails to read or write files that it needs access to, this alert is generated and the torrent is paused.
This alert is generated when the metadata has been completely received and the info-hash failed to match it. This is only relevant when running a torrent-less download, with the metadata extension provided by libtorrent.
This alert is generated when the metadata has been completely received and the torrent can start downloading. It is not generated on torrents that are started with metadata, but only those that needs to download it from peers when utilizing the libtorrent extension.
There are no additional data members in this alert. Typically, when receiving this alert , you would want to save the torrent file in order to load it back up again when the session is restarted. Here's an example snippet of code to do that:. This alert is posted when there is an error on a UDP socket. They are global to the session. Whenever libtorrent learns about the machines external IP, this alert is generated.
The external IP address can be acquired from the tracker if it supports that or from peers that supports the extension protocol. This alert is generated when none of the ports, given in the port range, to session can be opened for listening.
In the case an endpoint was created before generating the alert , it is represented by address and port. Port 0 asks the operating system to pick a port that's free.
This alert is posted when the listen port succeeds to be opened on a particular interface. This alert is generated when a NAT router was successfully found but some part of the port mapping request failed.
It contains a text message that may help the user figure out what is wrong. This alert is not generated in case it appears the client is not running on a NAT:ed network or if it appears there is no NAT router that can be remote controlled to add port mappings. This alert is generated when a NAT router was successfully found and a port was successfully mapped on it. This alert is posted when an incoming peer connection, or a peer that's about to be added to our peer list, is blocked for some reason.
This could be any of:. The alert is also posted when removing a torrent from the session , once the outstanding cache flush is complete and the torrent does no longer have any files open. This alert is generated when we receive a local service discovery message from a peer for a torrent we're currently participating in.
This alert is posted whenever a tracker responds with a trackerid. The tracker ID is like a cookie. This alert is posted when the initial DHT bootstrap is done. This is always posted for SSL torrents. The incoming connection alert is posted every time we successfully accept an incoming connection, through any mean. However, connections may also be accepted through a Socks5 or i2p listen socket, or via an SSL listen socket. This alert is always posted when a torrent was attempted to be added and contains the return status of the add operation.
The torrent handle of the new torrent can be found as the handle member in the base class. If adding the torrent failed, error contains the error code. Specifically, these fields are copied:. It contains the torrent status of all torrents that changed since last time this message was posted. This alert does not have a category, since it's only posted in response to an API call. The mapping from a specific metric to an index into this array is constant for a specific version of libtorrent, but may differ for other versions.
The intended usage is to request the mapping, i. This is not necessarily a fatal error, but it could prevent proper operation. This is useful if the client is waiting for a put to complete before shutting down for instance. This alert is posted by some session wide event. Its main purpose is trouble shooting and debugging. Furthermore, it's by default disabled as a build configuration. This alert is posted by torrent wide events. It's meant to be used for trouble shooting and debugging.
By default it is disabled as a build configuration. This alert is posted by events specific to a peer. This alert is posted every time a DHT message is sent or received. It contains a verbatim copy of the message.
The information is included so that indexing nodes can perform a key space traversal with a single RPC per node by adjusting the target value for each RPC. This alert is posted when a block intended to be sent to a peer is placed in the send buffer. Note that if the connection is closed before the send buffer is sent, the alert may be posted without the bytes having been sent to the peer.
Dropped meaning that the alert failed to be delivered to the client. For instance, boost. When floating point operations are disabled, this is the only alternative to the floating point value in progress. Divide this number by to get the fraction. If we are a seed, the piece picker is deallocated as an optimization, and piece availability is no longer tracked.
In this case the distributed copies members are set to This is a floating point representation of the distributed copies. The bitfield type stores any number of bits as a bitfield in a heap allocated array. The default constructor creates an empty bitfield. If not specified all bits are initialized to 0.
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