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core/forkid: remove unused function checksum

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This commit is contained in:
Felix Lange 2019-11-15 12:10:38 +01:00
parent 590e4ede37
commit 017a8209c7
1 changed files with 0 additions and 7 deletions
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7
core/forkid/forkid.go
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@ -186,13 +186,6 @@ func newFilter(config *params.ChainConfig, genesis common.Hash, headfn func() ui
} }
} }
// checksum calculates the IEEE CRC32 checksum of a block number.
func checksum(fork uint64) uint32 {
var blob [8]byte
binary.BigEndian.PutUint64(blob[:], fork)
return crc32.ChecksumIEEE(blob[:])
}
// checksumUpdate calculates the next IEEE CRC32 checksum based on the previous // checksumUpdate calculates the next IEEE CRC32 checksum based on the previous
// one and a fork block number (equivalent to CRC32(original-blob || fork)). // one and a fork block number (equivalent to CRC32(original-blob || fork)).
func checksumUpdate(hash uint32, fork uint64) uint32 { func checksumUpdate(hash uint32, fork uint64) uint32 {