mirror of https://github.com/status-im/op-geth.git
128 lines
3.6 KiB
Go
128 lines
3.6 KiB
Go
// Copyright 2015 The go-ethereum Authors
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// This file is part of go-ethereum.
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//
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// go-ethereum 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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// go-ethereum 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 go-ethereum. If not, see <http://www.gnu.org/licenses/>.
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package core
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import (
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"github.com/ethereum/go-ethereum/common"
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"github.com/ethereum/go-ethereum/core/types"
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"github.com/ethereum/go-ethereum/logger"
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"github.com/ethereum/go-ethereum/logger/glog"
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"github.com/ethereum/go-ethereum/rlp"
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)
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var (
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receiptsPre = []byte("receipts-")
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blockReceiptsPre = []byte("receipts-block-")
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)
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// PutTransactions stores the transactions in the given database
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func PutTransactions(db common.Database, block *types.Block, txs types.Transactions) {
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for i, tx := range block.Transactions() {
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rlpEnc, err := rlp.EncodeToBytes(tx)
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if err != nil {
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glog.V(logger.Debug).Infoln("Failed encoding tx", err)
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return
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}
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db.Put(tx.Hash().Bytes(), rlpEnc)
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var txExtra struct {
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BlockHash common.Hash
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BlockIndex uint64
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Index uint64
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}
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txExtra.BlockHash = block.Hash()
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txExtra.BlockIndex = block.NumberU64()
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txExtra.Index = uint64(i)
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rlpMeta, err := rlp.EncodeToBytes(txExtra)
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if err != nil {
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glog.V(logger.Debug).Infoln("Failed encoding tx meta data", err)
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return
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}
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db.Put(append(tx.Hash().Bytes(), 0x0001), rlpMeta)
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}
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}
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// PutReceipts stores the receipts in the current database
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func PutReceipts(db common.Database, receipts types.Receipts) error {
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for _, receipt := range receipts {
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storageReceipt := (*types.ReceiptForStorage)(receipt)
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bytes, err := rlp.EncodeToBytes(storageReceipt)
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if err != nil {
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return err
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}
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err = db.Put(append(receiptsPre, receipt.TxHash[:]...), bytes)
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if err != nil {
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return err
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}
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}
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return nil
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}
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// GetReceipt returns a receipt by hash
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func GetReceipt(db common.Database, txHash common.Hash) *types.Receipt {
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data, _ := db.Get(append(receiptsPre, txHash[:]...))
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if len(data) == 0 {
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return nil
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}
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var receipt types.Receipt
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err := rlp.DecodeBytes(data, &receipt)
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if err != nil {
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glog.V(logger.Core).Infoln("GetReceipt err:", err)
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}
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return &receipt
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}
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// GetBlockReceipts returns the receipts generated by the transactions
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// included in block's given hash.
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func GetBlockReceipts(db common.Database, hash common.Hash) types.Receipts {
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data, _ := db.Get(append(blockReceiptsPre, hash[:]...))
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if len(data) == 0 {
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return nil
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}
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var receipts types.Receipts
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err := rlp.DecodeBytes(data, &receipts)
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if err != nil {
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glog.V(logger.Core).Infoln("GetReceiptse err", err)
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}
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return receipts
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}
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// PutBlockReceipts stores the block's transactions associated receipts
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// and stores them by block hash in a single slice. This is required for
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// forks and chain reorgs
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func PutBlockReceipts(db common.Database, block *types.Block, receipts types.Receipts) error {
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rs := make([]*types.ReceiptForStorage, len(receipts))
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for i, receipt := range receipts {
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rs[i] = (*types.ReceiptForStorage)(receipt)
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}
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bytes, err := rlp.EncodeToBytes(rs)
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if err != nil {
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return err
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}
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hash := block.Hash()
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err = db.Put(append(blockReceiptsPre, hash[:]...), bytes)
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if 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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