quorum/core/types/derive_sha.go

25 lines
520 B
Go

package types
import (
"github.com/ethereum/go-ethereum/common"
"github.com/ethereum/go-ethereum/ethdb"
"github.com/ethereum/go-ethereum/rlp"
"github.com/ethereum/go-ethereum/trie"
)
type DerivableList interface {
Len() int
GetRlp(i int) []byte
}
func DeriveSha(list DerivableList) common.Hash {
db, _ := ethdb.NewMemDatabase()
trie := trie.New(nil, db)
for i := 0; i < list.Len(); i++ {
key, _ := rlp.EncodeToBytes(uint(i))
trie.Update(key, list.GetRlp(i))
}
return common.BytesToHash(trie.Root())
}