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Add checksumOffset to footer and update footer layout #4

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Merged
manusoft merged 1 commit into from
May 25, 2026
Merged

Add checksumOffset to footer and update footer layout #4

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4 changes: 4 additions & 0 deletions src/Filo/Core/FiloWriter.cs
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Original file line number Diff line number Diff line change
Expand Up @@ -205,6 +205,8 @@ public async Task WriteAsync()
await output.WriteAsync(BitConverter.GetBytes(metaBytes.Length));
await output.WriteAsync(metaBytes);

var checksumOffset = output.Position;

// CHECKSUM block (placeholder)
var checksumBytes = Encoding.UTF8.GetBytes("{}");
await output.WriteAsync(BitConverter.GetBytes(checksumBytes.Length));
Expand All @@ -213,6 +215,8 @@ public async Task WriteAsync()
// FOOTER
await output.WriteAsync(BitConverter.GetBytes(indexOffset));
await output.WriteAsync(BitConverter.GetBytes(metadataOffset));
await output.WriteAsync(BitConverter.GetBytes(checksumOffset));
await output.WriteAsync(Encoding.ASCII.GetBytes(FiloConstants.FooterMagic));

}
catch (UnauthorizedAccessException uaEx)
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