chaindb

package
v1.0.0 Latest Latest
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 Go to latest Published: Apr 12, 2019 License: LGPL-3.0 Imports: 7 Imported by: 0

Documentation

Index

Constants

This section is empty.

Variables

View Source 
var (

	// Chain index prefixes (use `i` + single byte to avoid mixing data types).
	BloomBitsIndexPrefix = []byte("iB") // BloomBitsIndexPrefix is the data table of a chain indexer to track its progress

)

The fields below define the low level database schema prefixing.

Functions

This section is empty.

Types

type ChainDB 

type ChainDB struct {
	// contains filtered or unexported fields
}

func NewChainDB 

func NewChainDB(db ethdb.Database, decoder model.BlockDecoder) *ChainDB

func (*ChainDB) DB 

func (chainDB *ChainDB) DB() ethdb.Database

func (*ChainDB) DeleteBlock 

func (chainDB *ChainDB) DeleteBlock(hash common.Hash, number uint64)

func (*ChainDB) DeleteBlockHashByNumber 

func (chainDB *ChainDB) DeleteBlockHashByNumber(number uint64)

func (*ChainDB) DeleteBody 

func (chainDB *ChainDB) DeleteBody(hash common.Hash, number uint64)

func (*ChainDB) DeleteHeader 

func (chainDB *ChainDB) DeleteHeader(hash common.Hash, number uint64)

func (*ChainDB) DeleteHeaderNumber 

func (chainDB *ChainDB) DeleteHeaderNumber(hash common.Hash)

func (*ChainDB) DeleteTxLookupEntry 

func (chainDB *ChainDB) DeleteTxLookupEntry(block model.AbstractBlock)

func (*ChainDB) GetBlock 

func (chainDB *ChainDB) GetBlock(hash common.Hash, number uint64) model.AbstractBlock

func (*ChainDB) GetBlockHashByNumber 

func (chainDB *ChainDB) GetBlockHashByNumber(number uint64) common.Hash

func (*ChainDB) GetBody 

func (chainDB *ChainDB) GetBody(hash common.Hash, number uint64) model.AbstractBody

func (*ChainDB) GetBodyRLP 

func (chainDB *ChainDB) GetBodyRLP(hash common.Hash, number uint64) rlp.RawValue

func (*ChainDB) GetHeadBlockHash 

func (chainDB *ChainDB) GetHeadBlockHash() common.Hash

func (*ChainDB) GetHeadHeaderHash 

func (chainDB *ChainDB) GetHeadHeaderHash() common.Hash

func (*ChainDB) GetHeader 

func (chainDB *ChainDB) GetHeader(hash common.Hash, number uint64) model.AbstractHeader

func (*ChainDB) GetHeaderNumber 

func (chainDB *ChainDB) GetHeaderNumber(hash common.Hash) *uint64

func (*ChainDB) GetHeaderRLP 

func (chainDB *ChainDB) GetHeaderRLP(hash common.Hash, number uint64) rlp.RawValue

func (*ChainDB) GetTransaction 

func (chainDB *ChainDB) GetTransaction(txHash common.Hash) (model.AbstractTransaction, common.Hash, uint64, uint64)

func (*ChainDB) GetTxLookupEntry 

func (chainDB *ChainDB) GetTxLookupEntry(txHash common.Hash) (common.Hash, uint64, uint64)

func (*ChainDB) HasBody 

func (chainDB *ChainDB) HasBody(hash common.Hash, number uint64) bool

func (*ChainDB) HasHeader 

func (chainDB *ChainDB) HasHeader(hash common.Hash, number uint64) bool

func (*ChainDB) InsertBlock 

func (chainDB *ChainDB) InsertBlock(block model.AbstractBlock) error

func (*ChainDB) SaveBlock 

func (chainDB *ChainDB) SaveBlock(block model.AbstractBlock)

func (*ChainDB) SaveBlockHash 

func (chainDB *ChainDB) SaveBlockHash(hash common.Hash, number uint64)

func (*ChainDB) SaveBody 

func (chainDB *ChainDB) SaveBody(hash common.Hash, number uint64, body model.AbstractBody)

func (*ChainDB) SaveBodyRLP 

func (chainDB *ChainDB) SaveBodyRLP(hash common.Hash, number uint64, rlp rlp.RawValue)

func (*ChainDB) SaveHeadBlockHash 

func (chainDB *ChainDB) SaveHeadBlockHash(hash common.Hash)

func (*ChainDB) SaveHeadHeaderHash 

func (chainDB *ChainDB) SaveHeadHeaderHash(hash common.Hash)

func (*ChainDB) SaveHeader 

func (chainDB *ChainDB) SaveHeader(header model.AbstractHeader)

func (*ChainDB) SaveHeaderNumber 

func (chainDB *ChainDB) SaveHeaderNumber(hash common.Hash, number uint64)

func (*ChainDB) SaveHeaderRLP 

func (chainDB *ChainDB) SaveHeaderRLP(hash common.Hash, number uint64, rlp rlp.RawValue)

func (*ChainDB) SaveTxLookupEntries 

func (chainDB *ChainDB) SaveTxLookupEntries(block model.AbstractBlock)

type Database 

type Database interface {
	DB() ethdb.Database

	GetBlockHashByNumber(number uint64) common.Hash
	SaveBlockHash(hash common.Hash, number uint64)
	DeleteBlockHashByNumber(number uint64)

	GetHeaderNumber(hash common.Hash) *uint64
	SaveHeaderNumber(hash common.Hash, number uint64)
	DeleteHeaderNumber(hash common.Hash)

	GetHeadHeaderHash() common.Hash
	SaveHeadHeaderHash(hash common.Hash)
	GetHeadBlockHash() common.Hash
	SaveHeadBlockHash(hash common.Hash)

	GetHeaderRLP(hash common.Hash, number uint64) rlp.RawValue
	SaveHeaderRLP(hash common.Hash, number uint64, rlp rlp.RawValue)
	HasHeader(hash common.Hash, number uint64) bool
	GetHeader(hash common.Hash, number uint64) model.AbstractHeader
	SaveHeader(header model.AbstractHeader)
	DeleteHeader(hash common.Hash, number uint64)

	GetBodyRLP(hash common.Hash, number uint64) rlp.RawValue
	SaveBodyRLP(hash common.Hash, number uint64, rlp rlp.RawValue)
	HasBody(hash common.Hash, number uint64) bool
	GetBody(hash common.Hash, number uint64) model.AbstractBody
	SaveBody(hash common.Hash, number uint64, body model.AbstractBody)
	DeleteBody(hash common.Hash, number uint64)

	GetBlock(hash common.Hash, number uint64) model.AbstractBlock
	SaveBlock(block model.AbstractBlock)
	DeleteBlock(hash common.Hash, number uint64)

	GetTxLookupEntry(txHash common.Hash) (common.Hash, uint64, uint64)
	SaveTxLookupEntries(block model.AbstractBlock)
	DeleteTxLookupEntry(block model.AbstractBlock)

	GetTransaction(txHash common.Hash) (model.AbstractTransaction, common.Hash, uint64, uint64)

	InsertBlock(block model.AbstractBlock) error
}

type DatabaseDeleter 

type DatabaseDeleter interface {
	Delete(key []byte) error
}

DatabaseDeleter wraps the Delete method of a backing data store.

type DatabaseReader 

type DatabaseReader interface {
	Has(key []byte) (bool, error)
	Get(key []byte) ([]byte, error)
}

type DatabaseWriter 

type DatabaseWriter interface {
	Put(key []byte, value []byte) error
}

DatabaseWriter wraps the Put method of a backing data store.

type TxLookupEntry 

type TxLookupEntry struct {
	BlockHash  common.Hash
	BlockIndex uint64
	Index      uint64
}

TxLookupEntry is a positional metadata to help looking up the data content of a transaction or receipt given only its hash.

Source Files

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