Dear Christian,
Here's the changelog from 0.15.10 onwards :-
0.16.9 release
* fix long filename truncation on windows
* distinguish file open mode when checking files and
downloading/seeding with bittorrent. updates storage interface
* improve file_storage::map_file when dealing with invalid input
* improve handling of invalid utf-8 sequences in strings in torrent
files
* handle more cases of broken .torrent files
* fix bug filename collision resolver
* fix bug in filename utf-8 verification
* make need_save_resume() a bit more robust
* fixed sparse flag manipulation on windows
* fixed streaming piece picking issue
0.16.8 release
* make rename_file create missing directories for new filename
* added missing python function: parse_magnet_uri
* fix alerts.all_categories in python binding
* fix torrent-abort issue which would cancel name lookups of other
torrents
* make torrent file parser reject invalid path elements earlier
* fixed piece picker bug when using pad-files
* fix read-piece response for cancelled deadline-pieces
* fixed file priority vector-overrun
* fix potential packet allocation alignment issue in utp
* make 'close_redudnant_connections' cover more cases
* set_piece_deadline() also unfilters the piece (if its priority is 0)
* add work-around for bug in windows vista and earlier in
GetOverlappedResult
* fix traversal algorithm leak in DHT
* fix string encoding conversions on windows
* take torrent_handle::query_pieces into account in
torrent_handle::statue()
* honor trackers responding with 410
* fixed merkle tree torrent creation bug
* fixed crash with empty url-lists in torrent files
* added missing max_connections() function to python bindings
0.16.7 release
* fix string encoding in error messages
* handle error in read_piece and set_piece_deadline when torrent is
removed
* DHT performance improvement
* attempt to handle ERROR_CANT_WAIT disk error on windows
* improve peers exchanged over PEX
* fixed rare crash in ut_metadata extension
* fixed files checking issue
* added missing pop_alerts() to python bindings
* fixed typos in configure script, inversing some
feature-enable/disable flags
* added missing flag_update_subscribe to python bindings
* active_dht_limit, active_tracker_limit and active_lsd_limit now
interpret -1 as infinite
0.16.6 release
* fixed verbose log error for NAT holepunching
* fix a bunch of typos in python bindings
* make get_settings available in the python binding regardless of
deprecated functions
* fix typo in python settings binding
* fix possible dangling pointer use in peer list
* fix support for storing arbitrary data in the DHT
* fixed bug in uTP packet circle buffer
* fix potential crash when using torrent_handle::add_piece
* added missing add_torrent_alert to python binding
0.16.5 release
* udp socket refcounter fix
* added missing async_add_torrent to python bindings
* raised the limit for bottled http downloads to 2 MiB
* add support for magnet links and URLs in python example client
* fixed typo in python bindings' add_torrent_params
* introduce a way to add built-in plugins from python
* consistently disconnect the same peer when two peers simultaneously
connect
* fix local endpoint queries for uTP connections
* small optimization to local peer discovery to ignore our own
broadcasts
* try harder to bind the udp socket (uTP, DHT, UDP-trackers, LSD) to
the same port as TCP
* relax file timestamp requirements for accepting resume data
* fix performance issue in web seed downloader (coalescing of blocks
sometimes wouldn't work)
* web seed fixes (better support for torrents without trailing / in web
seeds)
* fix some issues with SSL over uTP connections
* fix UDP trackers trying all endpoints behind the hostname
0.16.4 release
* raise the default number of torrents allowed to announce to trackers
to 1600
* improve uTP slow start behavior
* fixed UDP socket error causing it to fail on Win7
* update use of boost.system to not use deprecated functions
* fix GIL issue in python bindings. Deprecated extension support in
python
* fixed bug where setting upload slots to -1 would not mean infinite
* extend the UDP tracker protocol to include the request string from
the tracker URL
* fix mingw build for linux crosscompiler
0.16.3 release
* fix python binding backwards compatibility in replace_trackers
* fix possible starvation in metadata extension
* fix crash when creating torrents and optimizing file order with pad
files
* disable support for large MTUs in uTP until it is more reliable
* expose post_torrent_updates and state_update_alert to python bindings
* fix incorrect SSL error messages
* fix windows build of shared library with openssl
* fix race condition causing shutdown hang
0.16.2 release
* fix permissions issue on linux with noatime enabled for non-owned
files
* use random peer IDs in anonymous mode
* fix move_storage bugs
* fix unnecessary dependency on boost.date_time when building
boost.asio as separate compilation
* always use SO_REUSEADDR and deprecate the flag to turn it on
* add python bindings for SSL support
* minor uTP tweaks
* fix end-game mode issue when some files are selected to not be
downloaded
* improve uTP slow start
* make uTP less aggressive resetting cwnd when idle
0.16.1 release
* fixed crash when providing corrupt resume data
* fixed support for boost-1.44
* fixed reversed semantics of queue_up() and queue_down()
* added missing functions to python bindings (file_priority(),
set_dht_settings())
* fixed low_prio_disk support on linux
* fixed time critical piece accounting in the request queue
* fixed semantics of rate_limit_utp to also ignore per-torrent limits
* fixed piece sorting bug of deadline pieces
* fixed python binding build on Mac OS and BSD
* fixed UNC path normalization (on windows, unless UNC paths are
disabled)
* fixed possible crash when enabling multiple connections per IP
* fixed typo in win vista specific code, breaking the build
* change default of rate_limit_utp to true
* fixed DLL export issue on windows (when building a shared library
linking statically against boost)
* fixed FreeBSD build
* fixed web seed performance issue with pieces > 1 MiB
* fixed unchoke logic when using web seeds
* fixed compatibility with older versions of boost (down to boost 1.40)
0.16 release
* support torrents with more than 262000 pieces
* make tracker back-off configurable
* don't restart the swarm after downloading metadata from magnet links
* lower the default tracker retry intervals
* support banning web seeds sending corrupt data
* don't let hung outgoing connection attempts block incoming connections
* improve SSL torrent support by using SNI and a single SSL listen
socket
* improved peer exchange performance by sharing incoming connections
which advertize listen port
* deprecate set_ratio(), and per-peer rate limits
* add web seed support for torrents with pad files
* introduced a more scalable API for torrent status updates
(post_torrent_updates()) and updated client_test to use it
* updated the API to add_torrent_params turning all bools into flags
of a flags field
* added async_add_torrent() function to significantly improve
performance when
adding many torrents
* change peer_states to be a bitmask (bw_limit, bw_network, bw_disk)
* changed semantics of send_buffer_watermark_factor to be specified
as a percentage
* add incoming_connection_alert for logging all successful incoming
connections
* feature to encrypt peer connections with a secret AES-256 key
stored in .torrent file
* deprecated compact storage allocation
* close files in separate thread on systems where close() may block
(Mac OS X for instance)
* don't create all directories up front when adding torrents
* support DHT scrape
* added support for fadvise/F_RDADVISE for improved disk read
performance
* introduced pop_alerts() which pops the entire alert queue in a single
call
* support saving metadata in resume file, enable it by default for
magnet links
* support for receiving multi announce messages for local peer discovery
* added session::listen_no_system_port flag to prevent libtorrent
from ever binding the listen socket to port 0
* added option to not recheck on missing or incomplete resume data
* extended stats logging with statistics=on builds
* added new session functions to more efficiently query torrent status
* added alerts for added and removed torrents
* expanded plugin interface to support session wide states
* made the metadata block requesting algorithm more robust against
hash check failures
* support a separate option to use proxies for peers or not
* pausing the session now also pauses checking torrents
* moved alert queue size limit into session_settings
* added support for DHT rss feeds (storing only)
* added support for RSS feeds
* fixed up some edge cases in DHT routing table and improved unit test
of it
* added error category and error codes for HTTP errors
* made the DHT implementation slightly more robust against routing
table poisoning and node ID spoofing
* support chunked encoding in http downloads (http_connection)
* support adding torrents by url to the .torrent file
* support CDATA tags in xml parser
* use a python python dictionary for settings instead of
session_settings object (in python bindings)
* optimized metadata transfer (magnet link) startup time (shaved off
about 1 second)
* optimized swarm startup time (shaved off about 1 second)
* support DHT name lookup
* optimized memory usage of torrent_info and file_storage, forcing
some API changes
around file_storage and file_entry
* support trackerid tracker extension
* graceful peer disconnect mode which finishes transactions before
disconnecting peers
* support chunked encoding for web seeds
* uTP protocol support
* resistance towards certain flood attacks
* support chunked encoding for web seeds (only for BEP 19, web seeds)
* optimized session startup time
* support SSL for web seeds, through all proxies
* support extending web seeds with custom authorization and extra
headers
* settings that are not changed from the default values are not saved
in the session state
* made seeding choking algorithm configurable
* deprecated setters for max connections, max half-open, upload and
download
rates and unchoke slots. These are now set through session_settings
* added functions to query an individual peer's upload and download
limit
* full support for BEP 21 (event=paused)
* added share-mode feature for improving share ratios
* merged all proxy settings into a single one
* improved SOCKS5 support by proxying hostname lookups
* improved support for multi-homed clients
* added feature to not count downloaded bytes from web seeds in stats
* added alert for incoming local service discovery messages
* added option to set file priorities when adding torrents
* removed the session mutex for improved performance
* added upload and download activity timer stats for torrents
* made the reuse-address flag configurable on the listen socket
* moved UDP trackers over to use a single socket
* added feature to make asserts log to a file instead of breaking the
process
(production asserts)
* optimized disk I/O cache clearing
* added feature to ask a torrent if it needs to save its resume data or
not
* added setting to ignore file modification time when loading resume
files
* support more fine-grained torrent states between which peer sources it
announces to
* supports calculating sha1 file-hashes when creating torrents
* made the send_buffer_watermark performance warning more meaningful
* supports complete_ago extension
* dropped zlib as a dependency and builds using puff.c instead
* made the default cache size depend on available physical RAM
* added flags to torrent::status() that can filter which values are
calculated
* support 'explicit read cache' which keeps a specific set of pieces
in the read cache, without implicitly caching other pieces
* support sending suggest messages based on what's in the read cache
* clear sparse flag on files that complete on windows
* support retry-after header for web seeds
* replaced boost.filesystem with custom functions
* replaced dependency on boost.thread by asio's internal thread
primitives
* added support for i2p torrents
* cleaned up usage of MAX_PATH and related macros
* made it possible to build libtorrent without RTTI support
* added support to build with libgcrypt and a shipped version of
libtommath
* optimized DHT routing table memory usage
* optimized disk cache to work with large caches
* support variable number of optimistic unchoke slots and to dynamically
adjust based on the total number of unchoke slots
* support for BitTyrant choker algorithm
* support for automatically start torrents when they receive an
incoming connection
* added more detailed instrumentation of the disk I/O thread
0.15.11 release
* fixed web seed bug, sometimes causing infinite loops
* fixed race condition when setting session_settings immediately
after creating session
* give up immediately when failing to open a listen socket (report
the actual error)
* restored ABI compatibility with 0.15.9
* added missing python bindings for create_torrent and torrent_info
Looking forward to a new release, maybe you can target experimental.
--
Regards,
Shirish Agarwal शिरीष अग्रवाल
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