74 lines
1.9 KiB
C
74 lines
1.9 KiB
C
/*
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* This file Copyright (C) 2010-2014 Mnemosyne LLC
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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 __TRANSMISSION__
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#error only libtransmission should #include this header.
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#endif
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#ifndef TR_CACHE_H
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#define TR_CACHE_H
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struct evbuffer;
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typedef struct tr_cache tr_cache;
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/***
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****
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***/
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tr_cache * tr_cacheNew (int64_t max_bytes);
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void tr_cacheFree (tr_cache *);
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/***
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****
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***/
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int tr_cacheSetLimit (tr_cache * cache, int64_t max_bytes);
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int64_t tr_cacheGetLimit (const tr_cache *);
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int tr_cacheWriteBlock (tr_cache * cache,
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tr_torrent * torrent,
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tr_piece_index_t piece,
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uint32_t offset,
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uint32_t len,
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struct evbuffer * writeme);
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int tr_cacheReadBlock (tr_cache * cache,
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tr_torrent * torrent,
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tr_piece_index_t piece,
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uint32_t offset,
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uint32_t len,
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uint8_t * setme);
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int tr_cachePrefetchBlock (tr_cache * cache,
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tr_torrent * torrent,
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tr_piece_index_t piece,
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uint32_t offset,
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uint32_t len);
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/***
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****
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***/
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int tr_cacheFlushDone (tr_cache * cache);
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int tr_cacheFlushTorrent (tr_cache * cache,
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tr_torrent * torrent);
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int tr_cacheFlushFile (tr_cache * cache,
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tr_torrent * torrent,
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tr_file_index_t file);
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#endif
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