39 lines
1.1 KiB
C
39 lines
1.1 KiB
C
// This file Copyright © 2007-2022 Mnemosyne LLC.
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// It may be used under GPLv2 (SPDX: GPL-2.0), GPLv3 (SPDX: GPL-3.0),
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// or any future license endorsed by Mnemosyne LLC.
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// License text can be found in the licenses/ folder.
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#pragma once
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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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struct tr_torrent;
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/**
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* @addtogroup file_io File IO
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* @{
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*/
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/**
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* Reads the block specified by the piece index, offset, and length.
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* @return 0 on success, or an errno value on failure.
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*/
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int tr_ioRead(struct tr_torrent* tor, tr_piece_index_t pieceIndex, uint32_t offset, uint32_t len, uint8_t* setme);
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int tr_ioPrefetch(tr_torrent* tor, tr_piece_index_t pieceIndex, uint32_t begin, uint32_t len);
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/**
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* Writes the block specified by the piece index, offset, and length.
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* @return 0 on success, or an errno value on failure.
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*/
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int tr_ioWrite(struct tr_torrent* tor, tr_piece_index_t pieceIndex, uint32_t offset, uint32_t len, uint8_t const* writeme);
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/**
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* @brief Test to see if the piece matches its metainfo's SHA1 checksum.
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*/
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bool tr_ioTestPiece(tr_torrent* tor, tr_piece_index_t piece);
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/* @} */
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