plugeth/plugins/interfaces/interface.go
2022-05-25 13:07:38 -07:00

82 lines
3.6 KiB
Go

package interfaces
import (
"context"
"math/big"
"encoding/json"
"github.com/ethereum/go-ethereum/common"
"github.com/ethereum/go-ethereum/consensus"
"github.com/ethereum/go-ethereum/core"
"github.com/ethereum/go-ethereum/core/bloombits"
"github.com/ethereum/go-ethereum/core/state"
"github.com/ethereum/go-ethereum/core/types"
"github.com/ethereum/go-ethereum/core/vm"
//"github.com/ethereum/go-ethereum/core/vm/logger"
"github.com/ethereum/go-ethereum/eth/downloader"
"github.com/ethereum/go-ethereum/ethdb"
"github.com/ethereum/go-ethereum/event"
"github.com/ethereum/go-ethereum/params"
"github.com/ethereum/go-ethereum/rpc"
)
// Backend interface provides the common API services (that are provided by
// both full and light clients) with access to necessary functions.
type Backend interface {
// General Ethereum API
Downloader() *downloader.Downloader
SuggestGasTipCap(ctx context.Context) (*big.Int, error)
ChainDb() ethdb.Database
ExtRPCEnabled() bool
RPCGasCap() uint64 // global gas cap for eth_call over rpc: DoS protection
RPCTxFeeCap() float64 // global tx fee cap for all transaction related APIs
UnprotectedAllowed() bool // allows only for EIP155 transactions.
// Blockchain API
SetHead(number uint64)
HeaderByNumber(ctx context.Context, number rpc.BlockNumber) (*types.Header, error)
HeaderByHash(ctx context.Context, hash common.Hash) (*types.Header, error)
HeaderByNumberOrHash(ctx context.Context, blockNrOrHash rpc.BlockNumberOrHash) (*types.Header, error)
CurrentHeader() *types.Header
CurrentBlock() *types.Block
BlockByNumber(ctx context.Context, number rpc.BlockNumber) (*types.Block, error)
BlockByHash(ctx context.Context, hash common.Hash) (*types.Block, error)
BlockByNumberOrHash(ctx context.Context, blockNrOrHash rpc.BlockNumberOrHash) (*types.Block, error)
StateAndHeaderByNumber(ctx context.Context, number rpc.BlockNumber) (*state.StateDB, *types.Header, error)
StateAndHeaderByNumberOrHash(ctx context.Context, blockNrOrHash rpc.BlockNumberOrHash) (*state.StateDB, *types.Header, error)
GetReceipts(ctx context.Context, hash common.Hash) (types.Receipts, error)
GetTd(ctx context.Context, hash common.Hash) *big.Int
GetEVM(ctx context.Context, msg core.Message, state *state.StateDB, header *types.Header, cfg *vm.Config) (*vm.EVM, func() error, error)
SubscribeChainEvent(ch chan<- core.ChainEvent) event.Subscription
SubscribeChainHeadEvent(ch chan<- core.ChainHeadEvent) event.Subscription
SubscribeChainSideEvent(ch chan<- core.ChainSideEvent) event.Subscription
// Transaction pool API
SendTx(ctx context.Context, signedTx *types.Transaction) error
GetTransaction(ctx context.Context, txHash common.Hash) (*types.Transaction, common.Hash, uint64, uint64, error)
GetPoolTransactions() (types.Transactions, error)
GetPoolTransaction(txHash common.Hash) *types.Transaction
GetPoolNonce(ctx context.Context, addr common.Address) (uint64, error)
Stats() (pending int, queued int)
TxPoolContent() (map[common.Address]types.Transactions, map[common.Address]types.Transactions)
SubscribeNewTxsEvent(chan<- core.NewTxsEvent) event.Subscription
// Filter API
BloomStatus() (uint64, uint64)
GetLogs(ctx context.Context, blockHash common.Hash) ([][]*types.Log, error)
ServiceFilter(ctx context.Context, session *bloombits.MatcherSession)
SubscribeLogsEvent(ch chan<- []*types.Log) event.Subscription
SubscribePendingLogsEvent(ch chan<- []*types.Log) event.Subscription
SubscribeRemovedLogsEvent(ch chan<- core.RemovedLogsEvent) event.Subscription
ChainConfig() *params.ChainConfig
Engine() consensus.Engine
}
type TracerResult interface {
vm.EVMLogger
GetResult() (json.RawMessage, error)
Stop(error)
}