mirror of
https://github.com/transmission/transmission
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98 lines
2.2 KiB
C
98 lines
2.2 KiB
C
/*
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* This file Copyright (C) 2007-2008 Charles Kerr <charles@rebelbase.com>
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*
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* This file is licensed by the GPL version 2. Works owned by the
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* Transmission project are granted a special exemption to clause 2(b)
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* so that the bulk of its code can remain under the MIT license.
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* This exemption does not extend to derived works not owned by
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* the Transmission project.
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*
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* $Id$
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*/
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#ifndef TR_PEER_MGR_PRIVATE_H
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#define TR_PEER_MGR_PRIVATE_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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#else
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#include <netinet/in.h> /* struct in_addr */
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#endif
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#include "publish.h" /* tr_publisher_tag */
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struct tr_bitfield;
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struct tr_peerIo;
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struct tr_peermsgs;
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enum
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{
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ENCRYPTION_PREFERENCE_UNKNOWN,
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ENCRYPTION_PREFERENCE_YES,
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ENCRYPTION_PREFERENCE_NO
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};
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/**
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*** The "SWIFT" system is described by Karthik Tamilmani,
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*** Vinay Pai, and Alexander Mohr of Stony Brook University
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*** in their paper "SWIFT: A System With Incentives For Trading"
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*** http://citeseer.ist.psu.edu/tamilmani04swift.html
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***
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*** More SWIFT constants are defined in peer-mgr.c
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**/
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/**
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* Use SWIFT?
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*/
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static const int SWIFT_ENABLED = 0;
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/**
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* For every byte the peer uploads to us,
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* allow them to download this many bytes from us
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*/
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static const double SWIFT_REPAYMENT_RATIO = 1.33;
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typedef struct tr_peer
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{
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unsigned int peerIsChoked : 1;
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unsigned int peerIsInterested : 1;
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unsigned int clientIsChoked : 1;
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unsigned int clientIsInterested : 1;
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unsigned int doPurge : 1;
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/* number of bad pieces they've contributed to */
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uint8_t strikes;
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uint8_t encryption_preference;
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uint16_t port;
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struct in_addr in_addr;
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struct tr_peerIo * io;
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struct tr_bitfield * blame;
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struct tr_bitfield * have;
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float progress;
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/* the client name from the `v' string in LTEP's handshake dictionary */
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char * client;
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time_t peerSentPieceDataAt;
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time_t chokeChangedAt;
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time_t pieceDataActivityDate;
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struct tr_peermsgs * msgs;
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tr_publisher_tag msgsTag;
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struct tr_ratecontrol * rcToClient;
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struct tr_ratecontrol * rcToPeer;
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double rateToClient;
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double rateToPeer;
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int64_t credit;
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}
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tr_peer;
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#endif
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