transmission/libtransmission/completion.h

71 lines
3.2 KiB
C

/******************************************************************************
* $Id$
*
* Copyright (c) 2005 Transmission authors and contributors
*
* Permission is hereby granted, free of charge, to any person obtaining a
* copy of this software and associated documentation files (the "Software"),
* to deal in the Software without restriction, including without limitation
* the rights to use, copy, modify, merge, publish, distribute, sublicense,
* and/or sell copies of the Software, and to permit persons to whom the
* Software is furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
* DEALINGS IN THE SOFTWARE.
*****************************************************************************/
struct tr_completion_s
{
tr_torrent_t * tor;
tr_bitfield_t * blockBitfield;
uint8_t * blockDownloaders;
int blockCount;
tr_bitfield_t * pieceBitfield;
int * missingBlocks;
};
tr_completion_t * tr_cpInit( tr_torrent_t * );
void tr_cpClose( tr_completion_t * );
void tr_cpReset( tr_completion_t * );
/* General */
float tr_cpCompletionAsFloat( tr_completion_t * );
static inline int tr_cpIsSeeding( tr_completion_t * cp )
{
return ( cp->blockCount == cp->tor->blockCount );
}
uint64_t tr_cpLeftBytes( tr_completion_t * );
/* Pieces */
int tr_cpPieceHasAllBlocks( tr_completion_t *, int piece );
int tr_cpPieceIsComplete( tr_completion_t *, int piece );
tr_bitfield_t * tr_cpPieceBitfield( tr_completion_t * );
void tr_cpPieceAdd( tr_completion_t *, int piece );
void tr_cpPieceRem( tr_completion_t *, int piece );
/* Blocks */
void tr_cpDownloaderAdd( tr_completion_t *, int block );
void tr_cpDownloaderRem( tr_completion_t *, int block );
int tr_cpBlockIsComplete( const tr_completion_t *, int block );
void tr_cpBlockAdd( tr_completion_t *, int block );
void tr_cpBlockRem( tr_completion_t *, int block );
tr_bitfield_t * tr_cpBlockBitfield( tr_completion_t * );
void tr_cpBlockBitfieldSet( tr_completion_t *, tr_bitfield_t * );
float tr_cpPercentBlocksInPiece( tr_completion_t * cp, int piece );
/* Missing = we don't have it and we are not getting it from any peer yet */
static inline int tr_cpMissingBlocksForPiece( const tr_completion_t * cp, int piece )
{
return cp->missingBlocks[piece];
}
int tr_cpMissingBlockInPiece( const tr_completion_t *, int piece );
int tr_cpMostMissingBlockInPiece( tr_completion_t *, int piece,
int * downloaders );