Module checksum
Source - ChecksumsV38
- ChecksumsV32
- ChecksumsV37
- fletcher64
- Generates a Fletcher64 checksum of |buf| seeded by |previous|.
- Checksum
- For the foreseeable future, Fxfs will use 64-bit checksums.
- Checksums
- A vector of fletcher64 checksums, one per block.
These are stored as a flat array of bytes for efficient deserialization.