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backend.go
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backend.go
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// Copyright 2015 The go-ethereum Authors
// This file is part of the go-ethereum library.
//
// The go-ethereum library is free software: you can redistribute it and/or modify
// it under the terms of the GNU Lesser General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
// The go-ethereum library is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU Lesser General Public License for more details.
//
// You should have received a copy of the GNU Lesser General Public License
// along with the go-ethereum library. If not, see <http://www.gnu.org/licenses/>.
// Package ethapi implements the general Ethereum API functions.
package ethapi
import (
"context"
"math/big"
"time"
"github.com/tomochain/tomochain/accounts"
"github.com/tomochain/tomochain/common"
"github.com/tomochain/tomochain/consensus"
"github.com/tomochain/tomochain/core"
"github.com/tomochain/tomochain/core/state"
"github.com/tomochain/tomochain/core/types"
"github.com/tomochain/tomochain/core/vm"
"github.com/tomochain/tomochain/eth/downloader"
"github.com/tomochain/tomochain/ethclient"
"github.com/tomochain/tomochain/ethdb"
"github.com/tomochain/tomochain/event"
"github.com/tomochain/tomochain/params"
"github.com/tomochain/tomochain/rpc"
"github.com/tomochain/tomochain/tomox"
"github.com/tomochain/tomochain/tomox/tradingstate"
"github.com/tomochain/tomochain/tomoxlending"
)
// 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
ProtocolVersion() int
ChainDb() ethdb.Database
EventMux() *event.TypeMux
AccountManager() *accounts.Manager
TomoxService() *tomox.TomoX
LendingService() *tomoxlending.Lending
RPCGasCap() uint64 // global gas cap for eth_call over rpc: DoS protection
RPCEVMTimeout() time.Duration // global timeout for eth_call over rpc: DoS protection
RPCTxFeeCap() float64 // global tx fee cap for all transaction related APIs
SuggestGasTipCap(ctx context.Context) (*big.Int, error)
// BlockChain API
SetHead(number uint64)
HeaderByNumber(ctx context.Context, blockNr 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)
BlockByNumber(ctx context.Context, blockNr rpc.BlockNumber) (*types.Block, error)
CurrentHeader() *types.Header
StateAndHeaderByNumber(ctx context.Context, blockNr rpc.BlockNumber) (*state.StateDB, *types.Header, error)
StateAndHeaderByNumberOrHash(ctx context.Context, blockNrOrHash rpc.BlockNumberOrHash) (*state.StateDB, *types.Header, error)
GetBlock(ctx context.Context, blockHash common.Hash) (*types.Block, error)
GetReceipts(ctx context.Context, blockHash common.Hash) (types.Receipts, error)
GetTd(blockHash common.Hash) *big.Int
GetEVM(ctx context.Context, msg *core.Message, state *state.StateDB, tomoxState *tradingstate.TradingStateDB, header *types.Header, vmCfg 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
// TxPool API
SendTx(ctx context.Context, signedTx *types.Transaction) 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)
SubscribeTxPreEvent(chan<- core.TxPreEvent) event.Subscription
// Order Pool Transaction
SendOrderTx(ctx context.Context, signedTx *types.OrderTransaction) error
OrderTxPoolContent() (map[common.Address]types.OrderTransactions, map[common.Address]types.OrderTransactions)
OrderStats() (pending int, queued int)
SendLendingTx(ctx context.Context, signedTx *types.LendingTransaction) error
ChainConfig() *params.ChainConfig
CurrentBlock() *types.Block
GetIPCClient() (*ethclient.Client, error)
GetEngine() consensus.Engine
GetRewardByHash(hash common.Hash) map[string]map[string]map[string]*big.Int
GetVotersRewards(common.Address) map[common.Address]*big.Int
GetVotersCap(checkpoint *big.Int, masterAddr common.Address, voters []common.Address) map[common.Address]*big.Int
GetEpochDuration() *big.Int
GetMasternodesCap(checkpoint uint64) map[common.Address]*big.Int
GetBlocksHashCache(blockNr uint64) []common.Hash
AreTwoBlockSamePath(newBlock common.Hash, oldBlock common.Hash) bool
GetOrderNonce(address common.Hash) (uint64, error)
}
func GetAPIs(apiBackend Backend) []rpc.API {
nonceLock := new(AddrLocker)
return []rpc.API{
{
Namespace: "eth",
Version: "1.0",
Service: NewPublicEthereumAPI(apiBackend),
Public: true,
}, {
Namespace: "eth",
Version: "1.0",
Service: NewPublicBlockChainAPI(apiBackend),
Public: true,
}, {
Namespace: "eth",
Version: "1.0",
Service: NewPublicTransactionPoolAPI(apiBackend, nonceLock),
Public: true,
}, {
Namespace: "tomox",
Version: "1.0",
Service: NewPublicTomoXTransactionPoolAPI(apiBackend, nonceLock),
Public: true,
}, {
Namespace: "txpool",
Version: "1.0",
Service: NewPublicTxPoolAPI(apiBackend),
Public: true,
}, {
Namespace: "debug",
Version: "1.0",
Service: NewPublicDebugAPI(apiBackend),
Public: true,
}, {
Namespace: "debug",
Version: "1.0",
Service: NewPrivateDebugAPI(apiBackend),
}, {
Namespace: "eth",
Version: "1.0",
Service: NewPublicAccountAPI(apiBackend.AccountManager()),
Public: true,
}, {
Namespace: "personal",
Version: "1.0",
Service: NewPrivateAccountAPI(apiBackend, nonceLock),
Public: false,
},
}
}