Add PageHeader::unmodified_hash, a BLAKE3 hash for snapshotting
#1249
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gefjon
approved these changes
May 20, 2024
Comment on lines
+1651
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+1657
| // Hash the `FixedHeader`, first copy out the fixed part save for the bitset into an array. | ||
| let fixed = &self.header.fixed; | ||
| let mut fixed_bytes = [0u8; 6]; | ||
| fixed_bytes[0..2].copy_from_slice(&fixed.next_free.next.0.to_le_bytes()); | ||
| fixed_bytes[2..4].copy_from_slice(&fixed.last.0.to_le_bytes()); | ||
| fixed_bytes[4..6].copy_from_slice(&fixed.num_rows.to_le_bytes()); | ||
| hasher.update(&fixed_bytes); |
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Oh, neat, this is a smart way to do this.
|
Testing locally under miri, then will merge. |
|
Miri tests passed; merging. |
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Description of Changes
Fixes #1244.
API and ABI breaking changes
None
Expected complexity level and risk
2
Testing
Tests are amended to cover clearing the hash and whatnot.