package wal

import "hash/crc32"

// crc32cTable is the CRC-32 table using the Castagnoli polynomial (0x82F63B78
// reflected). Required by design §3.2 line 359 for all WAL CRC computations.
//
// Distinct from crc32.IEEE (Ethernet/PNG polynomial 0xEDB88320) — the two
// produce unrelated checksums for the same input. SSE4.2 native CRC32
// instruction only supports Castagnoli, so this table also enables hardware
// acceleration via Go's standard library internals.
var crc32cTable = crc32.MakeTable(crc32.Castagnoli)