WSSAnvil: Fixed chunk data padding.
When the chunk data fit perfectly into the old space, an extra 4 KiB of padding zeroes were written, overwriting the next chunk. Fixes #1730.
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@ -3136,8 +3136,11 @@ bool cWSSAnvil::cMCAFile::SetChunkData(const cChunkCoords & a_Chunk, const AStri
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// Add padding to 4K boundary:
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size_t BytesWritten = a_Data.size() + MCA_CHUNK_HEADER_LENGTH;
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static const char Padding[4095] = {0};
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m_File.Write(Padding, 4096 - (BytesWritten % 4096));
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if (BytesWritten % 4096 != 0)
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{
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static const char Padding[4095] = {0};
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m_File.Write(Padding, 4096 - (BytesWritten % 4096));
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}
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// Store the header:
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ChunkSize = ((u_long)a_Data.size() + MCA_CHUNK_HEADER_LENGTH + 4095) / 4096; // Round data size *up* to nearest 4KB sector, make it a sector number
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