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package core
import (
"github.com/ethereum/go-ethereum/common"
"github.com/ethereum/go-ethereum/core/types"
"github.com/ethereum/go-ethereum/logger"
"github.com/ethereum/go-ethereum/logger/glog"
"github.com/ethereum/go-ethereum/rlp"
)
func PutTransactions(db common.Database, block *types.Block, txs types.Transactions) {
for i, tx := range block.Transactions() {
rlpEnc, err := rlp.EncodeToBytes(tx)
if err != nil {
glog.V(logger.Debug).Infoln("Failed encoding tx", err)
return
}
db.Put(tx.Hash().Bytes(), rlpEnc)
var txExtra struct {
BlockHash common.Hash
BlockIndex uint64
Index uint64
}
txExtra.BlockHash = block.Hash()
txExtra.BlockIndex = block.NumberU64()
txExtra.Index = uint64(i)
rlpMeta, err := rlp.EncodeToBytes(txExtra)
if err != nil {
glog.V(logger.Debug).Infoln("Failed encoding tx meta data", err)
return
}
db.Put(append(tx.Hash().Bytes(), 0x0001), rlpMeta)
}
}
func PutReceipts(db common.Database, hash common.Hash, receipts types.Receipts) error {
storageReceipts := make([]*types.ReceiptForStorage, len(receipts))
for i, receipt := range receipts {
storageReceipts[i] = (*types.ReceiptForStorage)(receipt)
}
bytes, err := rlp.EncodeToBytes(storageReceipts)
if err != nil {
return err
}
db.Put(append(receiptsPre, hash[:]...), bytes)
return nil
}
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