192 lines
6.8 KiB
C
192 lines
6.8 KiB
C
/*
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* This file Copyright (C) 2007-2014 Mnemosyne LLC
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*
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* It may be used under the GNU GPL versions 2 or 3
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* or any future license endorsed by Mnemosyne LLC.
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*
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* $Id$
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*/
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#ifndef __TRANSMISSION__
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#error only libtransmission should #include this header.
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#endif
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#ifndef TR_PEER_MGR_H
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#define TR_PEER_MGR_H
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#include <inttypes.h> /* uint16_t */
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#ifdef _WIN32
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#include <winsock2.h> /* struct in_addr */
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#endif
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#include "net.h" /* tr_address */
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#include "peer-common.h"
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#include "quark.h"
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/**
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* @addtogroup peers Peers
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* @{
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*/
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struct UTPSocket;
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struct tr_peer_stat;
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struct tr_torrent;
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typedef struct tr_peerMgr tr_peerMgr;
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/* added_f's bitwise-or'ed flags */
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enum
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{
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/* true if the peer supports encryption */
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ADDED_F_ENCRYPTION_FLAG = 1,
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/* true if the peer is a seed or partial seed */
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ADDED_F_SEED_FLAG = 2,
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/* true if the peer supports uTP */
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ADDED_F_UTP_FLAGS = 4,
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/* true if the peer has holepunch support */
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ADDED_F_HOLEPUNCH = 8,
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/* true if the peer telling us about this peer
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* initiated the connection (implying that it is connectible) */
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ADDED_F_CONNECTABLE = 16
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};
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typedef struct tr_pex
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{
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tr_address addr;
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tr_port port; /* this field is in network byte order */
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uint8_t flags;
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}
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tr_pex;
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struct peer_atom;
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struct tr_peerIo;
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struct tr_peerMsgs;
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struct tr_swarm;
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static inline bool
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tr_isPex (const tr_pex * pex)
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{
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return pex && tr_address_is_valid (&pex->addr);
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}
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const tr_address * tr_peerAddress (const tr_peer *);
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int tr_pexCompare (const void * a, const void * b);
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tr_peerMgr * tr_peerMgrNew (tr_session * session);
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void tr_peerMgrFree (tr_peerMgr * manager);
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bool tr_peerMgrPeerIsSeed (const tr_torrent * tor,
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const tr_address * addr);
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void tr_peerMgrSetUtpSupported (tr_torrent * tor,
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const tr_address * addr);
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void tr_peerMgrSetUtpFailed (tr_torrent * tor,
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const tr_address * addr,
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bool failed);
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void tr_peerMgrGetNextRequests (tr_torrent * torrent,
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tr_peer * peer,
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int numwant,
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tr_block_index_t * setme,
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int * numgot,
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bool get_intervals);
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bool tr_peerMgrDidPeerRequest (const tr_torrent * torrent,
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const tr_peer * peer,
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tr_block_index_t block);
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void tr_peerMgrRebuildRequests (tr_torrent * torrent);
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void tr_peerMgrAddIncoming (tr_peerMgr * manager,
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tr_address * addr,
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tr_port port,
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tr_socket_t socket,
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struct UTPSocket * utp_socket);
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tr_pex * tr_peerMgrCompactToPex (const void * compact,
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size_t compactLen,
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const uint8_t * added_f,
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size_t added_f_len,
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size_t * setme_pex_count);
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tr_pex * tr_peerMgrCompact6ToPex (const void * compact,
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size_t compactLen,
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const uint8_t * added_f,
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size_t added_f_len,
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size_t * pexCount);
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tr_pex * tr_peerMgrArrayToPex (const void * array,
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size_t arrayLen,
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size_t * setme_pex_count);
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/**
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* @param seedProbability [0..100] for likelihood that the peer is a seed; -1 for unknown
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*/
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void tr_peerMgrAddPex (tr_torrent * tor,
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uint8_t from,
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const tr_pex * pex,
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int8_t seedProbability);
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void tr_peerMgrMarkAllAsSeeds (tr_torrent * tor);
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enum
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{
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TR_PEERS_CONNECTED,
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TR_PEERS_INTERESTING
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};
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int tr_peerMgrGetPeers (tr_torrent * tor,
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tr_pex ** setme_pex,
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uint8_t address_type,
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uint8_t peer_list_mode,
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int max_peer_count);
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void tr_peerMgrStartTorrent (tr_torrent * tor);
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void tr_peerMgrStopTorrent (tr_torrent * tor);
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void tr_peerMgrAddTorrent (tr_peerMgr * manager,
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struct tr_torrent * tor);
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void tr_peerMgrRemoveTorrent (tr_torrent * tor);
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void tr_peerMgrTorrentAvailability (const tr_torrent * tor,
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int8_t * tab,
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unsigned int tabCount);
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uint64_t tr_peerMgrGetDesiredAvailable (const tr_torrent * tor);
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void tr_peerMgrOnTorrentGotMetainfo (tr_torrent * tor);
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void tr_peerMgrOnBlocklistChanged (tr_peerMgr * manager);
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struct tr_peer_stat * tr_peerMgrPeerStats (const tr_torrent * tor,
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int * setmeCount);
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double * tr_peerMgrWebSpeeds_KBps (const tr_torrent * tor);
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unsigned int tr_peerGetPieceSpeed_Bps (const tr_peer * peer,
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uint64_t now,
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tr_direction direction);
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void tr_peerMgrClearInterest (tr_torrent * tor);
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void tr_peerMgrGotBadPiece (tr_torrent * tor,
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tr_piece_index_t pieceIndex);
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void tr_peerMgrPieceCompleted (tr_torrent * tor,
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tr_piece_index_t pieceIndex);
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/* @} */
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#endif
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