Function GetPrivateStateRoot

core/private_database.go:38–45

GetPrivateStateRoot gets the root(hash) for private state associated with the root of Merkle tree in public chain.

(db database.Database, blockRoot common.Hash)

// GetPrivateStateRoot gets the root(hash) for private state associated with the root of Merkle tree in public chain.
func GetPrivateStateRoot(db database.Database, blockRoot common.Hash) common.Hash {
	exist, _ := db.Has(append(privateRootPrefix, blockRoot[:]...))
	if exist {
		root, _ := db.Get(append(privateRootPrefix, blockRoot[:]...))
		return common.BytesToHash(root)
	}
	return common.Hash{}
}

// WritePrivateStateRoot writes the root(hash) for private state associated with the root of Merkle tree in public chain.
func WritePrivateStateRoot(db database.Database, blockRoot, root common.Hash) error {