forked from cerc-io/plugeth
46 lines
1.1 KiB
Go
46 lines
1.1 KiB
Go
package trie
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import "github.com/ethereum/go-ethereum/crypto"
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var keyPrefix = []byte("secure-key-")
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type SecureTrie struct {
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*Trie
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}
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func NewSecure(root []byte, backend Backend) *SecureTrie {
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return &SecureTrie{New(root, backend)}
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}
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func (self *SecureTrie) Update(key, value []byte) Node {
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shaKey := crypto.Sha3(key)
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self.Trie.cache.Put(append(keyPrefix, shaKey...), key)
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return self.Trie.Update(shaKey, value)
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}
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func (self *SecureTrie) UpdateString(key, value string) Node {
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return self.Update([]byte(key), []byte(value))
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}
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func (self *SecureTrie) Get(key []byte) []byte {
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return self.Trie.Get(crypto.Sha3(key))
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}
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func (self *SecureTrie) GetString(key string) []byte {
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return self.Get([]byte(key))
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}
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func (self *SecureTrie) Delete(key []byte) Node {
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return self.Trie.Delete(crypto.Sha3(key))
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}
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func (self *SecureTrie) DeleteString(key string) Node {
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return self.Delete([]byte(key))
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}
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func (self *SecureTrie) Copy() *SecureTrie {
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return &SecureTrie{self.Trie.Copy()}
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}
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func (self *SecureTrie) GetKey(shaKey []byte) []byte {
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return self.Trie.cache.Get(append(keyPrefix, shaKey...))
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}
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