jiigen666/libtorrent
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

added proper support for dht router nodes (which are automatically used to bootstrap from, and won't get added to the routing table)

Browse Source
This commit is contained in:
Arvid Norberg
2006-09-27 17:20:18 +00:00
parent 411bc4895c
commit 910733f29e
13 changed files with 228 additions and 121 deletions
Download Patch File Download Diff File Expand all files Collapse all files

222
docs/manual.html
View File

@@ -40,125 +40,126 @@
<li><a class="reference" href="#is-listening-listen-port-listen-on" id="id28" name="id28">is_listening() listen_port() listen_on()</a></li>
<li><a class="reference" href="#pop-alert-set-severity-level" id="id29" name="id29">pop_alert() set_severity_level()</a></li>
<li><a class="reference" href="#start-dht-stop-dht-set-dht-settings-dht-state" id="id30" name="id30">start_dht() stop_dht() set_dht_settings() dht_state()</a></li>
<li><a class="reference" href="#add-dht-node-add-dht-router" id="id31" name="id31">add_dht_node() add_dht_router()</a></li>
</ul>
</li>
<li><a class="reference" href="#entry" id="id31" name="id31">entry</a><ul>
<li><a class="reference" href="#integer-string-list-dict-type" id="id32" name="id32">integer() string() list() dict() type()</a></li>
<li><a class="reference" href="#operator" id="id33" name="id33">operator[]</a></li>
<li><a class="reference" href="#find-key" id="id34" name="id34">find_key()</a></li>
<li><a class="reference" href="#entry" id="id32" name="id32">entry</a><ul>
<li><a class="reference" href="#integer-string-list-dict-type" id="id33" name="id33">integer() string() list() dict() type()</a></li>
<li><a class="reference" href="#operator" id="id34" name="id34">operator[]</a></li>
<li><a class="reference" href="#find-key" id="id35" name="id35">find_key()</a></li>
</ul>
</li>
<li><a class="reference" href="#torrent-info" id="id35" name="id35">torrent_info</a><ul>
<li><a class="reference" href="#id3" id="id36" name="id36">torrent_info()</a></li>
<li><a class="reference" href="#set-comment-set-piece-size-set-creator-set-hash-add-tracker-add-file" id="id37" name="id37">set_comment() set_piece_size() set_creator() set_hash() add_tracker() add_file()</a></li>
<li><a class="reference" href="#create-torrent" id="id38" name="id38">create_torrent()</a></li>
<li><a class="reference" href="#begin-files-end-files-rbegin-files-rend-files" id="id39" name="id39">begin_files() end_files() rbegin_files() rend_files()</a></li>
<li><a class="reference" href="#num-files-file-at" id="id40" name="id40">num_files() file_at()</a></li>
<li><a class="reference" href="#map-block" id="id41" name="id41">map_block()</a></li>
<li><a class="reference" href="#map-file" id="id42" name="id42">map_file()</a></li>
<li><a class="reference" href="#url-seeds" id="id43" name="id43">url_seeds()</a></li>
<li><a class="reference" href="#print" id="id44" name="id44">print()</a></li>
<li><a class="reference" href="#trackers" id="id45" name="id45">trackers()</a></li>
<li><a class="reference" href="#total-size-piece-length-piece-size-num-pieces" id="id46" name="id46">total_size() piece_length() piece_size() num_pieces()</a></li>
<li><a class="reference" href="#hash-for-piece-info-hash" id="id47" name="id47">hash_for_piece() info_hash()</a></li>
<li><a class="reference" href="#name-comment-creation-date-creator" id="id48" name="id48">name() comment() creation_date() creator()</a></li>
<li><a class="reference" href="#priv-set-priv" id="id49" name="id49">priv() set_priv()</a></li>
<li><a class="reference" href="#nodes" id="id50" name="id50">nodes()</a></li>
<li><a class="reference" href="#add-node" id="id51" name="id51">add_node()</a></li>
<li><a class="reference" href="#torrent-info" id="id36" name="id36">torrent_info</a><ul>
<li><a class="reference" href="#id3" id="id37" name="id37">torrent_info()</a></li>
<li><a class="reference" href="#set-comment-set-piece-size-set-creator-set-hash-add-tracker-add-file" id="id38" name="id38">set_comment() set_piece_size() set_creator() set_hash() add_tracker() add_file()</a></li>
<li><a class="reference" href="#create-torrent" id="id39" name="id39">create_torrent()</a></li>
<li><a class="reference" href="#begin-files-end-files-rbegin-files-rend-files" id="id40" name="id40">begin_files() end_files() rbegin_files() rend_files()</a></li>
<li><a class="reference" href="#num-files-file-at" id="id41" name="id41">num_files() file_at()</a></li>
<li><a class="reference" href="#map-block" id="id42" name="id42">map_block()</a></li>
<li><a class="reference" href="#map-file" id="id43" name="id43">map_file()</a></li>
<li><a class="reference" href="#url-seeds" id="id44" name="id44">url_seeds()</a></li>
<li><a class="reference" href="#print" id="id45" name="id45">print()</a></li>
<li><a class="reference" href="#trackers" id="id46" name="id46">trackers()</a></li>
<li><a class="reference" href="#total-size-piece-length-piece-size-num-pieces" id="id47" name="id47">total_size() piece_length() piece_size() num_pieces()</a></li>
<li><a class="reference" href="#hash-for-piece-info-hash" id="id48" name="id48">hash_for_piece() info_hash()</a></li>
<li><a class="reference" href="#name-comment-creation-date-creator" id="id49" name="id49">name() comment() creation_date() creator()</a></li>
<li><a class="reference" href="#priv-set-priv" id="id50" name="id50">priv() set_priv()</a></li>
<li><a class="reference" href="#nodes" id="id51" name="id51">nodes()</a></li>
<li><a class="reference" href="#add-node" id="id52" name="id52">add_node()</a></li>
</ul>
</li>
<li><a class="reference" href="#torrent-handle" id="id52" name="id52">torrent_handle</a><ul>
<li><a class="reference" href="#file-progress" id="id53" name="id53">file_progress()</a></li>
<li><a class="reference" href="#save-path" id="id54" name="id54">save_path()</a></li>
<li><a class="reference" href="#move-storage" id="id55" name="id55">move_storage()</a></li>
<li><a class="reference" href="#force-reannounce" id="id56" name="id56">force_reannounce()</a></li>
<li><a class="reference" href="#connect-peer" id="id57" name="id57">connect_peer()</a></li>
<li><a class="reference" href="#set-ratio" id="id58" name="id58">set_ratio()</a></li>
<li><a class="reference" href="#set-upload-limit-set-download-limit" id="id59" name="id59">set_upload_limit() set_download_limit()</a></li>
<li><a class="reference" href="#set-sequenced-download-threshold" id="id60" name="id60">set_sequenced_download_threshold()</a></li>
<li><a class="reference" href="#set-peer-upload-limit-set-peer-download-limit" id="id61" name="id61">set_peer_upload_limit() set_peer_download_limit()</a></li>
<li><a class="reference" href="#pause-resume-is-paused" id="id62" name="id62">pause() resume() is_paused()</a></li>
<li><a class="reference" href="#is-seed" id="id63" name="id63">is_seed()</a></li>
<li><a class="reference" href="#has-metadata" id="id64" name="id64">has_metadata()</a></li>
<li><a class="reference" href="#set-tracker-login" id="id65" name="id65">set_tracker_login()</a></li>
<li><a class="reference" href="#trackers-replace-trackers" id="id66" name="id66">trackers() replace_trackers()</a></li>
<li><a class="reference" href="#add-url-seed" id="id67" name="id67">add_url_seed()</a></li>
<li><a class="reference" href="#use-interface" id="id68" name="id68">use_interface()</a></li>
<li><a class="reference" href="#info-hash" id="id69" name="id69">info_hash()</a></li>
<li><a class="reference" href="#id5" id="id70" name="id70">set_max_uploads() set_max_connections()</a></li>
<li><a class="reference" href="#write-resume-data" id="id71" name="id71">write_resume_data()</a></li>
<li><a class="reference" href="#metadata" id="id72" name="id72">metadata()</a></li>
<li><a class="reference" href="#id6" id="id73" name="id73">status()</a></li>
<li><a class="reference" href="#get-download-queue" id="id74" name="id74">get_download_queue()</a></li>
<li><a class="reference" href="#get-peer-info" id="id75" name="id75">get_peer_info()</a></li>
<li><a class="reference" href="#get-torrent-info" id="id76" name="id76">get_torrent_info()</a></li>
<li><a class="reference" href="#is-valid" id="id77" name="id77">is_valid()</a></li>
<li><a class="reference" href="#torrent-handle" id="id53" name="id53">torrent_handle</a><ul>
<li><a class="reference" href="#file-progress" id="id54" name="id54">file_progress()</a></li>
<li><a class="reference" href="#save-path" id="id55" name="id55">save_path()</a></li>
<li><a class="reference" href="#move-storage" id="id56" name="id56">move_storage()</a></li>
<li><a class="reference" href="#force-reannounce" id="id57" name="id57">force_reannounce()</a></li>
<li><a class="reference" href="#connect-peer" id="id58" name="id58">connect_peer()</a></li>
<li><a class="reference" href="#set-ratio" id="id59" name="id59">set_ratio()</a></li>
<li><a class="reference" href="#set-upload-limit-set-download-limit" id="id60" name="id60">set_upload_limit() set_download_limit()</a></li>
<li><a class="reference" href="#set-sequenced-download-threshold" id="id61" name="id61">set_sequenced_download_threshold()</a></li>
<li><a class="reference" href="#set-peer-upload-limit-set-peer-download-limit" id="id62" name="id62">set_peer_upload_limit() set_peer_download_limit()</a></li>
<li><a class="reference" href="#pause-resume-is-paused" id="id63" name="id63">pause() resume() is_paused()</a></li>
<li><a class="reference" href="#is-seed" id="id64" name="id64">is_seed()</a></li>
<li><a class="reference" href="#has-metadata" id="id65" name="id65">has_metadata()</a></li>
<li><a class="reference" href="#set-tracker-login" id="id66" name="id66">set_tracker_login()</a></li>
<li><a class="reference" href="#trackers-replace-trackers" id="id67" name="id67">trackers() replace_trackers()</a></li>
<li><a class="reference" href="#add-url-seed" id="id68" name="id68">add_url_seed()</a></li>
<li><a class="reference" href="#use-interface" id="id69" name="id69">use_interface()</a></li>
<li><a class="reference" href="#info-hash" id="id70" name="id70">info_hash()</a></li>
<li><a class="reference" href="#id5" id="id71" name="id71">set_max_uploads() set_max_connections()</a></li>
<li><a class="reference" href="#write-resume-data" id="id72" name="id72">write_resume_data()</a></li>
<li><a class="reference" href="#metadata" id="id73" name="id73">metadata()</a></li>
<li><a class="reference" href="#id6" id="id74" name="id74">status()</a></li>
<li><a class="reference" href="#get-download-queue" id="id75" name="id75">get_download_queue()</a></li>
<li><a class="reference" href="#get-peer-info" id="id76" name="id76">get_peer_info()</a></li>
<li><a class="reference" href="#get-torrent-info" id="id77" name="id77">get_torrent_info()</a></li>
<li><a class="reference" href="#is-valid" id="id78" name="id78">is_valid()</a></li>
</ul>
</li>
<li><a class="reference" href="#torrent-status" id="id78" name="id78">torrent_status</a></li>
<li><a class="reference" href="#peer-info" id="id79" name="id79">peer_info</a></li>
<li><a class="reference" href="#session-settings" id="id80" name="id80">session_settings</a></li>
<li><a class="reference" href="#ip-filter" id="id81" name="id81">ip_filter</a><ul>
<li><a class="reference" href="#id8" id="id82" name="id82">ip_filter()</a></li>
<li><a class="reference" href="#add-rule" id="id83" name="id83">add_rule()</a></li>
<li><a class="reference" href="#access" id="id84" name="id84">access()</a></li>
<li><a class="reference" href="#export-filter" id="id85" name="id85">export_filter()</a></li>
<li><a class="reference" href="#torrent-status" id="id79" name="id79">torrent_status</a></li>
<li><a class="reference" href="#peer-info" id="id80" name="id80">peer_info</a></li>
<li><a class="reference" href="#session-settings" id="id81" name="id81">session_settings</a></li>
<li><a class="reference" href="#ip-filter" id="id82" name="id82">ip_filter</a><ul>
<li><a class="reference" href="#id8" id="id83" name="id83">ip_filter()</a></li>
<li><a class="reference" href="#add-rule" id="id84" name="id84">add_rule()</a></li>
<li><a class="reference" href="#access" id="id85" name="id85">access()</a></li>
<li><a class="reference" href="#export-filter" id="id86" name="id86">export_filter()</a></li>
</ul>
</li>
<li><a class="reference" href="#big-number" id="id86" name="id86">big_number</a></li>
<li><a class="reference" href="#hasher" id="id87" name="id87">hasher</a></li>
<li><a class="reference" href="#fingerprint" id="id88" name="id88">fingerprint</a></li>
<li><a class="reference" href="#free-functions" id="id89" name="id89">free functions</a><ul>
<li><a class="reference" href="#identify-client" id="id90" name="id90">identify_client()</a></li>
<li><a class="reference" href="#client-fingerprint" id="id91" name="id91">client_fingerprint()</a></li>
<li><a class="reference" href="#bdecode-bencode" id="id92" name="id92">bdecode() bencode()</a></li>
<li><a class="reference" href="#big-number" id="id87" name="id87">big_number</a></li>
<li><a class="reference" href="#hasher" id="id88" name="id88">hasher</a></li>
<li><a class="reference" href="#fingerprint" id="id89" name="id89">fingerprint</a></li>
<li><a class="reference" href="#free-functions" id="id90" name="id90">free functions</a><ul>
<li><a class="reference" href="#identify-client" id="id91" name="id91">identify_client()</a></li>
<li><a class="reference" href="#client-fingerprint" id="id92" name="id92">client_fingerprint()</a></li>
<li><a class="reference" href="#bdecode-bencode" id="id93" name="id93">bdecode() bencode()</a></li>
</ul>
</li>
<li><a class="reference" href="#alerts" id="id93" name="id93">alerts</a><ul>
<li><a class="reference" href="#listen-failed-alert" id="id94" name="id94">listen_failed_alert</a></li>
<li><a class="reference" href="#file-error-alert" id="id95" name="id95">file_error_alert</a></li>
<li><a class="reference" href="#tracker-announce-alert" id="id96" name="id96">tracker_announce_alert</a></li>
<li><a class="reference" href="#tracker-alert" id="id97" name="id97">tracker_alert</a></li>
<li><a class="reference" href="#tracker-reply-alert" id="id98" name="id98">tracker_reply_alert</a></li>
<li><a class="reference" href="#tracker-warning-alert" id="id99" name="id99">tracker_warning_alert</a></li>
<li><a class="reference" href="#url-seed-alert" id="id100" name="id100">url_seed_alert</a></li>
<li><a class="reference" href="#hash-failed-alert" id="id101" name="id101">hash_failed_alert</a></li>
<li><a class="reference" href="#peer-ban-alert" id="id102" name="id102">peer_ban_alert</a></li>
<li><a class="reference" href="#peer-error-alert" id="id103" name="id103">peer_error_alert</a></li>
<li><a class="reference" href="#invalid-request-alert" id="id104" name="id104">invalid_request_alert</a></li>
<li><a class="reference" href="#torrent-finished-alert" id="id105" name="id105">torrent_finished_alert</a></li>
<li><a class="reference" href="#metadata-failed-alert" id="id106" name="id106">metadata_failed_alert</a></li>
<li><a class="reference" href="#metadata-received-alert" id="id107" name="id107">metadata_received_alert</a></li>
<li><a class="reference" href="#fastresume-rejected-alert" id="id108" name="id108">fastresume_rejected_alert</a></li>
<li><a class="reference" href="#dispatcher" id="id109" name="id109">dispatcher</a></li>
<li><a class="reference" href="#alerts" id="id94" name="id94">alerts</a><ul>
<li><a class="reference" href="#listen-failed-alert" id="id95" name="id95">listen_failed_alert</a></li>
<li><a class="reference" href="#file-error-alert" id="id96" name="id96">file_error_alert</a></li>
<li><a class="reference" href="#tracker-announce-alert" id="id97" name="id97">tracker_announce_alert</a></li>
<li><a class="reference" href="#tracker-alert" id="id98" name="id98">tracker_alert</a></li>
<li><a class="reference" href="#tracker-reply-alert" id="id99" name="id99">tracker_reply_alert</a></li>
<li><a class="reference" href="#tracker-warning-alert" id="id100" name="id100">tracker_warning_alert</a></li>
<li><a class="reference" href="#url-seed-alert" id="id101" name="id101">url_seed_alert</a></li>
<li><a class="reference" href="#hash-failed-alert" id="id102" name="id102">hash_failed_alert</a></li>
<li><a class="reference" href="#peer-ban-alert" id="id103" name="id103">peer_ban_alert</a></li>
<li><a class="reference" href="#peer-error-alert" id="id104" name="id104">peer_error_alert</a></li>
<li><a class="reference" href="#invalid-request-alert" id="id105" name="id105">invalid_request_alert</a></li>
<li><a class="reference" href="#torrent-finished-alert" id="id106" name="id106">torrent_finished_alert</a></li>
<li><a class="reference" href="#metadata-failed-alert" id="id107" name="id107">metadata_failed_alert</a></li>
<li><a class="reference" href="#metadata-received-alert" id="id108" name="id108">metadata_received_alert</a></li>
<li><a class="reference" href="#fastresume-rejected-alert" id="id109" name="id109">fastresume_rejected_alert</a></li>
<li><a class="reference" href="#dispatcher" id="id110" name="id110">dispatcher</a></li>
</ul>
</li>
<li><a class="reference" href="#exceptions" id="id110" name="id110">exceptions</a><ul>
<li><a class="reference" href="#invalid-handle" id="id111" name="id111">invalid_handle</a></li>
<li><a class="reference" href="#duplicate-torrent" id="id112" name="id112">duplicate_torrent</a></li>
<li><a class="reference" href="#invalid-encoding" id="id113" name="id113">invalid_encoding</a></li>
<li><a class="reference" href="#type-error" id="id114" name="id114">type_error</a></li>
<li><a class="reference" href="#invalid-torrent-file" id="id115" name="id115">invalid_torrent_file</a></li>
<li><a class="reference" href="#exceptions" id="id111" name="id111">exceptions</a><ul>
<li><a class="reference" href="#invalid-handle" id="id112" name="id112">invalid_handle</a></li>
<li><a class="reference" href="#duplicate-torrent" id="id113" name="id113">duplicate_torrent</a></li>
<li><a class="reference" href="#invalid-encoding" id="id114" name="id114">invalid_encoding</a></li>
<li><a class="reference" href="#type-error" id="id115" name="id115">type_error</a></li>
<li><a class="reference" href="#invalid-torrent-file" id="id116" name="id116">invalid_torrent_file</a></li>
</ul>
</li>
<li><a class="reference" href="#fast-resume" id="id116" name="id116">fast resume</a><ul>
<li><a class="reference" href="#file-format" id="id117" name="id117">file format</a></li>
<li><a class="reference" href="#fast-resume" id="id117" name="id117">fast resume</a><ul>
<li><a class="reference" href="#file-format" id="id118" name="id118">file format</a></li>
</ul>
</li>
<li><a class="reference" href="#threads" id="id118" name="id118">threads</a></li>
<li><a class="reference" href="#storage-allocation" id="id119" name="id119">storage allocation</a><ul>
<li><a class="reference" href="#full-allocation" id="id120" name="id120">full allocation</a></li>
<li><a class="reference" href="#compact-allocation" id="id121" name="id121">compact allocation</a></li>
<li><a class="reference" href="#threads" id="id119" name="id119">threads</a></li>
<li><a class="reference" href="#storage-allocation" id="id120" name="id120">storage allocation</a><ul>
<li><a class="reference" href="#full-allocation" id="id121" name="id121">full allocation</a></li>
<li><a class="reference" href="#compact-allocation" id="id122" name="id122">compact allocation</a></li>
</ul>
</li>
<li><a class="reference" href="#extensions" id="id122" name="id122">extensions</a><ul>
<li><a class="reference" href="#chat-messages" id="id123" name="id123">chat messages</a></li>
<li><a class="reference" href="#metadata-from-peers" id="id124" name="id124">metadata from peers</a></li>
<li><a class="reference" href="#http-seeding" id="id125" name="id125">HTTP seeding</a></li>
<li><a class="reference" href="#extensions" id="id123" name="id123">extensions</a><ul>
<li><a class="reference" href="#chat-messages" id="id124" name="id124">chat messages</a></li>
<li><a class="reference" href="#metadata-from-peers" id="id125" name="id125">metadata from peers</a></li>
<li><a class="reference" href="#http-seeding" id="id126" name="id126">HTTP seeding</a></li>
</ul>
</li>
<li><a class="reference" href="#filename-checks" id="id126" name="id126">filename checks</a></li>
<li><a class="reference" href="#acknowledgments" id="id127" name="id127">acknowledgments</a></li>
<li><a class="reference" href="#filename-checks" id="id127" name="id127">filename checks</a></li>
<li><a class="reference" href="#acknowledgments" id="id128" name="id128">acknowledgments</a></li>
</ul>
</div>
<div class="section" id="overview">
@@ -274,7 +275,8 @@ class session: public boost::noncopyable
entry dht_state() const;
void add_dht_node(std::pair&lt;std::string
, int&gt; const&amp; node);
void add_dht_router(std::pair&lt;std::string
, int&gt; const&amp; node);
};
</pre>
<p>Once it's created, the session object will spawn the main thread that will do all the work.
@@ -547,7 +549,6 @@ void start_dht(entry const&amp; startup_state);
void stop_dht();
void set_dht_settings(dht_settings const&amp; settings);
entry dht_state() const;
void add_dht_node(std::pair&lt;std::string, int&gt; const&amp; node);
</pre>
</blockquote>
<p>These functions are not available in case <tt class="docutils literal"><span class="pre">TORRENT_DISABLE_DHT</span></tt> is
@@ -595,6 +596,25 @@ 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.</p>
</div>
<div class="section" id="add-dht-node-add-dht-router">
<h2><a name="add-dht-node-add-dht-router">add_dht_node() add_dht_router()</a></h2>
<blockquote>
<pre class="literal-block">
void add_dht_node(std::pair&lt;std::string, int&gt; const&amp; node);
void add_dht_router(std::pair&lt;std::string, int&gt; const&amp; node);
</pre>
</blockquote>
<p><tt class="docutils literal"><span class="pre">add_dht_node</span></tt> takes a host name and port pair. That endpoint will be
pinged, and if a valid DHT reply is received, the node will be added to
the routing table.</p>
<p><tt class="docutils literal"><span class="pre">add_dht_router</span></tt> adds the given endpoint to a list of DHT router nodes.
If a search is ever made while the routing table is empty, those nodes will
be used as backups. Nodes in the router node list will also never be added
to the regular routing table, which effectively means they are only used
for bootstrapping, to keep the load off them.</p>
<p>An example routing node that you could typically add is
<tt class="docutils literal"><span class="pre">router.bittorrent.com</span></tt>.</p>
</div>
</div>
<div class="section" id="entry">
<h1><a name="entry">entry</a></h1>
@@ -2458,7 +2478,7 @@ struct peer_error_alert: alert
<div class="section" id="invalid-request-alert">
<h2><a name="invalid-request-alert">invalid_request_alert</a></h2>
<p>This is a debug alert that is generated by an incoming invalid piece request. The <tt class="docutils literal"><span class="pre">handle</span></tt>
is a handle to the torrent the peer is a member of. <tt class="docutils literal"><span class="pre">ìp</span></tt> is the address of the peer and the
is a handle to the torrent the peer is a member of. <tt class="docutils literal"><span class="pre">Ïp</span></tt> is the address of the peer and the
<tt class="docutils literal"><span class="pre">request</span></tt> is the actual incoming request from the peer. The alert is generated as severity level
<tt class="docutils literal"><span class="pre">debug</span></tt>.</p>
<pre class="literal-block">
@@ -3051,7 +3071,7 @@ boost::filesystem::path::default_name_check(boost::filesystem::native);
<p>Big thanks to Michael Wojciechowski and Peter Koeleman for making the autotools
scripts.</p>
<p>Thanks to Reimond Retz for bugfixes, suggestions and testing</p>
<p>Thanks to <a class="reference" href="http://www.cs.umu.se">University of Umeå</a> for providing development and test hardware.</p>
<p>Thanks to <a class="reference" href="http://www.cs.umu.se">University of UmeÂ</a> for providing development and test hardware.</p>
<p>Project is hosted by sourceforge.</p>
<p><a class="reference" href="http://sourceforge.net"><img alt="sf_logo" src="http://sourceforge.net/sflogo.php?group_id=7994" /></a></p>
</div>