Official Go implementation of the Ethereum protocol
You can not select more than 25 topics Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
 
 
 
 
 
 
go-ethereum/trie/fullnode.go

77 lines
1.3 KiB

package trie
import "fmt"
type FullNode struct {
trie *Trie
nodes [17]Node
}
func NewFullNode(t *Trie) *FullNode {
return &FullNode{trie: t}
}
func (self *FullNode) Dirty() bool { return true }
func (self *FullNode) Value() Node {
self.nodes[16] = self.trie.trans(self.nodes[16])
return self.nodes[16]
}
func (self *FullNode) Branches() []Node {
return self.nodes[:16]
}
func (self *FullNode) Copy(t *Trie) Node {
nnode := NewFullNode(t)
for i, node := range self.nodes {
if node != nil {
nnode.nodes[i] = node.Copy(t)
}
}
return nnode
}
// Returns the length of non-nil nodes
func (self *FullNode) Len() (amount int) {
for _, node := range self.nodes {
if node != nil {
amount++
}
}
return
}
func (self *FullNode) Hash() interface{} {
return self.trie.store(self)
}
func (self *FullNode) RlpData() interface{} {
t := make([]interface{}, 17)
for i, node := range self.nodes {
if node != nil {
t[i] = node.Hash()
} else {
t[i] = ""
}
}
return t
}
func (self *FullNode) set(k byte, value Node) {
if _, ok := value.(*ValueNode); ok && k != 16 {
fmt.Println(value, k)
}
self.nodes[int(k)] = value
}
func (self *FullNode) branch(i byte) Node {
if self.nodes[int(i)] != nil {
self.nodes[int(i)] = self.trie.trans(self.nodes[int(i)])
return self.nodes[int(i)]
}
return nil
}