package merkle import ( "github.com/tendermint/tendermint/crypto/tmhash" ) // TODO: make these have a large predefined capacity var ( leafPrefix = []byte{0} innerPrefix = []byte{1} ) // returns tmhash() func emptyHash() []byte { return tmhash.Sum([]byte{}) } // returns tmhash(0x00 || leaf) func leafHash(leaf []byte) []byte { return tmhash.Sum(append(leafPrefix, leaf...)) } // returns tmhash(0x01 || left || right) func innerHash(left []byte, right []byte) []byte { return tmhash.Sum(append(innerPrefix, append(left, right...)...)) }