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transmission/libtransmission/announcer.h
2013-09-08 17:08:18 +00:00

119 lines
3 KiB
C

/*
* This file Copyright (C) Mnemosyne LLC
*
* This file is licensed by the GPL version 2. Works owned by the
* Transmission project are granted a special exemption to clause 2 (b)
* so that the bulk of its code can remain under the MIT license.
* This exemption does not extend to derived works not owned by
* the Transmission project.
*
* $Id$
*/
#ifndef __TRANSMISSION__
#error only libtransmission should #include this header.
#endif
#ifndef _TR_ANNOUNCER_H_
#define _TR_ANNOUNCER_H_
#include "transmission.h"
struct tr_announcer;
struct tr_torrent_tiers;
/**
* *** Tracker Publish / Subscribe
* **/
typedef enum
{
TR_TRACKER_WARNING,
TR_TRACKER_ERROR,
TR_TRACKER_ERROR_CLEAR,
TR_TRACKER_PEERS
}
TrackerEventType;
struct tr_pex;
/** @brief Notification object to tell listeners about announce or scrape occurences */
typedef struct
{
/* what type of event this is */
TrackerEventType messageType;
/* for TR_TRACKER_WARNING and TR_TRACKER_ERROR */
const char * text;
const char * tracker;
/* for TR_TRACKER_PEERS */
const struct tr_pex * pex;
size_t pexCount;
/* [0...100] for probability a peer is a seed. calculated by the leecher/seeder ratio */
int8_t seedProbability;
}
tr_tracker_event;
typedef void (*tr_tracker_callback) (tr_torrent * tor,
const tr_tracker_event * event,
void * client_data);
/**
*** Session ctor/dtor
**/
void tr_announcerInit (tr_session *);
void tr_announcerClose (tr_session *);
/**
*** For torrent customers
**/
struct tr_torrent_tiers * tr_announcerAddTorrent (tr_torrent * torrent,
tr_tracker_callback cb,
void * cbdata);
bool tr_announcerHasBacklog (const struct tr_announcer *);
void tr_announcerResetTorrent (struct tr_announcer*, tr_torrent*);
void tr_announcerRemoveTorrent (struct tr_announcer * ,
tr_torrent *);
void tr_announcerChangeMyPort (tr_torrent *);
bool tr_announcerCanManualAnnounce (const tr_torrent *);
void tr_announcerManualAnnounce (tr_torrent *);
void tr_announcerTorrentStarted (tr_torrent *);
void tr_announcerTorrentStopped (tr_torrent *);
void tr_announcerTorrentCompleted (tr_torrent *);
enum { TR_ANN_UP, TR_ANN_DOWN, TR_ANN_CORRUPT };
void tr_announcerAddBytes (tr_torrent *, int up_down_or_corrupt, uint32_t byteCount);
time_t tr_announcerNextManualAnnounce (const tr_torrent *);
tr_tracker_stat * tr_announcerStats (const tr_torrent * torrent,
int * setmeTrackerCount);
void tr_announcerStatsFree (tr_tracker_stat * trackers,
int trackerCount);
/***
****
***/
void tr_tracker_udp_upkeep (tr_session * session);
void tr_tracker_udp_close (tr_session * session);
bool tr_tracker_udp_is_idle (const tr_session * session);
#endif /* _TR_ANNOUNCER_H_ */