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Fix assertion fail

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When fileSize == 0, the second index could be smaller than the first index,
thus trigger the assert check in IndexInterval constructor.

Closes #10611.
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Chocobo1 2019-05-14 02:42:44 +08:00
commit f6d72fa79f
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1 changed files with 7 additions and 2 deletions
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9
src/base/bittorrent/torrentinfo.cpp
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@ -340,8 +340,13 @@ TorrentInfo::PieceRange TorrentInfo::filePieces(int fileIndex) const
const libt::file_storage &files = nativeInfo()->files();
const auto fileSize = files.file_size(fileIndex);
const auto fileOffset = files.file_offset(fileIndex);
return makeInterval(static_cast<int>(fileOffset / pieceLength()),
static_cast<int>((fileOffset + fileSize - 1) / pieceLength()));
const int beginIdx = (fileOffset / pieceLength());
const int endIdx = ((fileOffset + fileSize - 1) / pieceLength());
if (fileSize <= 0)
return {beginIdx, 0};
return makeInterval(beginIdx, endIdx);
}
void TorrentInfo::renameFile(const int index, const QString &newPath)