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merkle/block.go

20 lines
395 B
Go

package merkle
const (
// MaxBlockSize reasonable max byte size for blocks that are checksummed for
// a Node
MaxBlockSize = 1024 * 16
)
// DetermineBlockSize returns a reasonable block size to use, based on the
// provided size
func DetermineBlockSize(blockSize int) int {
var b = blockSize
for b > MaxBlockSize {
b /= 2
}
if b == 0 || (blockSize%b != 0) {
return 0
}
return b
}