Official Go implementation of the Ethereum protocol
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go-ethereum/trie/shortnode.go

41 lines
935 B

package trie
import "github.com/ethereum/go-ethereum/common"
type ShortNode struct {
trie *Trie
key []byte
value Node
dirty bool
}
func NewShortNode(t *Trie, key []byte, value Node) *ShortNode {
return &ShortNode{t, []byte(CompactEncode(key)), value, false}
}
func (self *ShortNode) Value() Node {
self.value = self.trie.trans(self.value)
return self.value
}
func (self *ShortNode) Dirty() bool { return self.dirty }
func (self *ShortNode) Copy(t *Trie) Node {
node := &ShortNode{t, nil, self.value.Copy(t), self.dirty}
node.key = common.CopyBytes(self.key)
node.dirty = true
return node
}
func (self *ShortNode) RlpData() interface{} {
return []interface{}{self.key, self.value.Hash()}
}
func (self *ShortNode) Hash() interface{} {
return self.trie.store(self)
}
func (self *ShortNode) Key() []byte {
return CompactDecode(string(self.key))
}
func (self *ShortNode) setDirty(dirty bool) {
self.dirty = dirty
}