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69 lines
2.3 KiB
Go
69 lines
2.3 KiB
Go
// Copyright 2018 The go-ethereum Authors
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// This file is part of the go-ethereum library.
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//
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// The go-ethereum library is free software: you can redistribute it and/or modify
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// it under the terms of the GNU Lesser General Public License as published by
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// the Free Software Foundation, either version 3 of the License, or
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// (at your option) any later version.
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//
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// The go-ethereum library is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU Lesser General Public License for more details.
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//
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// You should have received a copy of the GNU Lesser General Public License
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// along with the go-ethereum library. If not, see <http://www.gnu.org/licenses/>.
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package rawdb
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import (
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"github.com/ledgerwatch/turbo-geth/common"
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"github.com/ledgerwatch/turbo-geth/common/dbutils"
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"github.com/ledgerwatch/turbo-geth/core/types/accounts"
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)
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// ReadAccount retrieves the version number of the database.
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func ReadAccount(db DatabaseReader, addrHash common.Hash, acc *accounts.Account) (bool, error) {
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addrHashBytes := addrHash[:]
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enc, err := db.Get(dbutils.CurrentStateBucket, addrHashBytes)
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if err != nil {
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return false, err
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}
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root, err := db.Get(dbutils.IntermediateTrieHashBucket, addrHashBytes)
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if err != nil {
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return false, err
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}
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if enc == nil || root == nil {
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return false, nil
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}
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if err = acc.DecodeForStorage(enc); err != nil {
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return false, err
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}
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acc.Root = common.BytesToHash(root)
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return true, nil
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}
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func WriteAccount(db DatabaseWriter, addrHash common.Hash, acc accounts.Account) error {
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addrHashBytes := addrHash[:]
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value := make([]byte, acc.EncodingLengthForStorage())
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acc.EncodeForStorage(value)
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if err := db.Put(dbutils.CurrentStateBucket, addrHashBytes, value); err != nil {
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return err
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}
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if err := db.Put(dbutils.IntermediateTrieHashBucket, addrHashBytes, acc.Root.Bytes()); err != nil {
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return err
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}
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return nil
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}
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func DeleteAccount(db DatabaseDeleter, addrHash common.Hash) error {
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addrHashBytes := addrHash[:]
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if err := db.Delete(dbutils.CurrentStateBucket, addrHashBytes); err != nil {
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return err
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}
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if err := db.Delete(dbutils.IntermediateTrieHashBucket, addrHashBytes); err != nil {
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return err
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}
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return nil
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}
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