forked from cerc-io/ipld-eth-server
44 lines
1.3 KiB
Go
44 lines
1.3 KiB
Go
package level
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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/rawdb"
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"github.com/ethereum/go-ethereum/core/types"
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)
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type Reader interface {
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GetBlock(hash common.Hash, number uint64) *types.Block
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GetBlockNumber(hash common.Hash) *uint64
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GetBlockReceipts(hash common.Hash, number uint64) types.Receipts
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GetCanonicalHash(number uint64) common.Hash
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GetHeadBlockHash() common.Hash
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}
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type LevelDatabaseReader struct {
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reader rawdb.DatabaseReader
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}
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func NewLevelDatabaseReader(reader rawdb.DatabaseReader) *LevelDatabaseReader {
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return &LevelDatabaseReader{reader: reader}
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}
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func (ldbr *LevelDatabaseReader) GetBlock(hash common.Hash, number uint64) *types.Block {
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return rawdb.ReadBlock(ldbr.reader, hash, number)
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}
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func (ldbr *LevelDatabaseReader) GetBlockNumber(hash common.Hash) *uint64 {
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return rawdb.ReadHeaderNumber(ldbr.reader, hash)
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}
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func (ldbr *LevelDatabaseReader) GetBlockReceipts(hash common.Hash, number uint64) types.Receipts {
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return rawdb.ReadReceipts(ldbr.reader, hash, number)
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}
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func (ldbr *LevelDatabaseReader) GetCanonicalHash(number uint64) common.Hash {
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return rawdb.ReadCanonicalHash(ldbr.reader, number)
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}
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func (ldbr *LevelDatabaseReader) GetHeadBlockHash() common.Hash {
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return rawdb.ReadHeadBlockHash(ldbr.reader)
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}
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