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set local header data from directory header when flag is set

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As described in section 4.4.7-4.4.9 of the zip specification when this flag is set the correct values will be in the data descriptor record and in the directory header.
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Morilli
2025-01-28 01:56:14 +01:00
parent d2cfc1844c
commit c14d18b9df
1 changed files with 6 additions and 0 deletions
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6
src/SharpCompress/Common/Zip/SeekableZipHeaderFactory.cs
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@@ -149,6 +149,12 @@ internal sealed class SeekableZipHeaderFactory : ZipHeaderFactory
{
throw new InvalidOperationException();
}
if (FlagUtility.HasFlag(localEntryHeader.Flags, HeaderFlags.UsePostDataDescriptor))
{
localEntryHeader.Crc = directoryEntryHeader.Crc;
localEntryHeader.CompressedSize = directoryEntryHeader.CompressedSize;
localEntryHeader.UncompressedSize = directoryEntryHeader.UncompressedSize;
}
return localEntryHeader;
}
}