167 lines
5.9 KiB
C
167 lines
5.9 KiB
C
/******************************************************************************
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* $Id:$
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*
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* Copyright (c) 2005-2008 Transmission authors and contributors
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*
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* Permission is hereby granted, free of charge, to any person obtaining a
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* copy of this software and associated documentation files (the "Software"),
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* to deal in the Software without restriction, including without limitation
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* the rights to use, copy, modify, merge, publish, distribute, sublicense,
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* and/or sell copies of the Software, and to permit persons to whom the
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* Software is furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in
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* all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
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* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
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* DEALINGS IN THE SOFTWARE.
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*****************************************************************************/
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#ifndef TR_TORRENT_H
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#define TR_TORRENT_H 1
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/* just like tr_torrentSetFileDLs but doesn't trigger a fastresume save */
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void tr_torrentInitFileDLs( tr_torrent * tor,
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int * files,
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int fileCount,
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int do_download );
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int tr_torrentIsPrivate( const tr_torrent * );
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void tr_torrentRecheckCompleteness( tr_torrent * );
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void tr_torrentResetTransferStats( tr_torrent * );
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void tr_torrentSetHasPiece( tr_torrent * tor, int pieceIndex, int has );
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void tr_torrentLock ( const tr_torrent * );
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void tr_torrentUnlock ( const tr_torrent * );
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int tr_torrentIsSeed ( const tr_torrent * );
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void tr_torrentChangeMyPort ( tr_torrent * );
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int tr_torrentExists( tr_handle *, const uint8_t * );
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tr_torrent* tr_torrentFindFromHash( tr_handle *, const uint8_t * );
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tr_torrent* tr_torrentFindFromObfuscatedHash( tr_handle *, const uint8_t* );
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void tr_torrentGetRates( const tr_torrent *, float * toClient, float * toPeer );
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int tr_torrentAllowsPex( const tr_torrent * );
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/* get the index of this piece's first block */
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#define tr_torPieceFirstBlock(tor,piece) ( (piece) * (tor)->blockCountInPiece )
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/* what piece index is this block in? */
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#define tr_torBlockPiece(tor,block) ( (block) / (tor)->blockCountInPiece )
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/* how many blocks are in this piece? */
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#define tr_torPieceCountBlocks(tor,piece) \
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( ((piece)==((tor)->info.pieceCount-1)) ? (tor)->blockCountInLastPiece : (tor)->blockCountInPiece )
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/* how many bytes are in this piece? */
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#define tr_torPieceCountBytes(tor,piece) \
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( ((piece)==((tor)->info.pieceCount-1)) ? (tor)->lastPieceSize : (tor)->info.pieceSize )
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/* how many bytes are in this block? */
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#define tr_torBlockCountBytes(tor,block) \
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( ((block)==((tor)->blockCount-1)) ? (tor)->lastBlockSize : (tor)->blockSize )
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#define tr_block(a,b) _tr_block(tor,a,b)
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int _tr_block( const tr_torrent * tor, int index, int begin );
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uint64_t tr_pieceOffset( const tr_torrent * tor, int index, int begin, int length );
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void tr_torrentInitFilePriority( tr_torrent * tor,
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int fileIndex,
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tr_priority_t priority );
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int tr_torrentCountUncheckedPieces( const tr_torrent * );
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int tr_torrentIsPieceChecked ( const tr_torrent *, int piece );
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void tr_torrentSetPieceChecked ( tr_torrent *, int piece, int isChecked );
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void tr_torrentSetFileChecked ( tr_torrent *, int file, int isChecked );
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void tr_torrentUncheck ( tr_torrent * );
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typedef enum
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{
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TR_RECHECK_NONE,
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TR_RECHECK_WAIT,
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TR_RECHECK_NOW
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}
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tr_recheck_state;
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struct tr_torrent
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{
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tr_handle * handle;
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tr_info info;
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tr_speedlimit uploadLimitMode;
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tr_speedlimit downloadLimitMode;
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struct tr_ratecontrol * upload;
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struct tr_ratecontrol * download;
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struct tr_ratecontrol * swarmspeed;
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int error;
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char errorString[128];
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uint8_t obfuscatedHash[SHA_DIGEST_LENGTH];
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/* Where to download */
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char * destination;
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/* How many bytes we ask for per request */
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int blockSize;
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int blockCount;
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int lastBlockSize;
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int lastPieceSize;
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int blockCountInPiece;
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int blockCountInLastPiece;
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struct tr_completion * completion;
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struct tr_bitfield * checkedPieces;
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cp_status_t cpStatus;
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struct tr_tracker * tracker;
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struct tr_publisher_tag * trackerSubscription;
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uint64_t downloadedCur;
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uint64_t downloadedPrev;
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uint64_t uploadedCur;
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uint64_t uploadedPrev;
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uint64_t corruptCur;
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uint64_t corruptPrev;
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uint64_t startDate;
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uint64_t stopDate;
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uint64_t activityDate;
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tr_torrent_status_func * status_func;
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void * status_func_user_data;
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tr_torrent_active_func * active_func;
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void * active_func_user_data;
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unsigned int statCur : 1;
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unsigned int isRunning : 1;
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uint16_t maxConnectedPeers;
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tr_recheck_state recheckState;
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time_t lastStatTime;
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tr_stat stats[2];
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tr_torrent * next;
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};
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#endif
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