source: trunk/libtransmission/completion.h @ 346

Last change on this file since 346 was 261, checked in by titer, 15 years ago

Updated svn:keywords

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1/******************************************************************************
2 * $Id: completion.h 261 2006-05-29 21:27:31Z titer $
3 *
4 * Copyright (c) 2005 Transmission authors and contributors
5 *
6 * Permission is hereby granted, free of charge, to any person obtaining a
7 * copy of this software and associated documentation files (the "Software"),
8 * to deal in the Software without restriction, including without limitation
9 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
10 * and/or sell copies of the Software, and to permit persons to whom the
11 * Software is furnished to do so, subject to the following conditions:
12 *
13 * The above copyright notice and this permission notice shall be included in
14 * all copies or substantial portions of the Software.
15 *
16 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
17 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
18 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
19 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
20 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
21 * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
22 * DEALINGS IN THE SOFTWARE.
23 *****************************************************************************/
24
25struct tr_completion_s
26{
27    tr_torrent_t * tor;
28    uint8_t      * blockBitfield;
29    uint8_t      * blockDownloaders;
30    int            blockCount;
31    uint8_t      * pieceBitfield;
32    int          * missingBlocks;
33};
34
35tr_completion_t * tr_cpInit( tr_torrent_t * );
36void              tr_cpClose( tr_completion_t * );
37void              tr_cpReset( tr_completion_t * );
38
39/* General */
40float             tr_cpCompletionAsFloat( tr_completion_t * );
41static inline int tr_cpIsSeeding( tr_completion_t * cp )
42{
43    return ( cp->blockCount == cp->tor->blockCount );
44}
45uint64_t          tr_cpLeftBytes( tr_completion_t * );
46
47/* Pieces */
48int               tr_cpPieceIsComplete( tr_completion_t *, int piece );
49uint8_t         * tr_cpPieceBitfield( tr_completion_t * );
50void              tr_cpPieceAdd( tr_completion_t *, int piece );
51
52/* Blocks */
53void              tr_cpDownloaderAdd( tr_completion_t *, int block );
54void              tr_cpDownloaderRem( tr_completion_t *, int block );
55int               tr_cpBlockIsComplete( tr_completion_t *, int block );
56void              tr_cpBlockAdd( tr_completion_t *, int block );
57void              tr_cpBlockRem( tr_completion_t *, int block );
58uint8_t         * tr_cpBlockBitfield( tr_completion_t * );
59void              tr_cpBlockBitfieldSet( tr_completion_t *, uint8_t * );
60/* Missing = we don't have it and we are not getting it from any peer yet */
61static inline int tr_cpMissingBlocksForPiece( tr_completion_t * cp, int piece )
62{
63    return cp->missingBlocks[piece];
64}
65int               tr_cpMissingBlockInPiece( tr_completion_t *, int piece );
66int               tr_cpMostMissingBlockInPiece( tr_completion_t *, int piece,
67                                                int * downloaders );
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