forks/go-ethereum
1
0
Fork 1
mirror of https://github.com/ethereum/go-ethereum.git synced 2026-06-19 21:31:37 +00:00
Code Issues Projects Releases Packages Wiki Activity Actions 1

Merge pull request #526 from gzliudan/eip-2718-and-2930

Browse source 
Implement EIP-2718 and EIP-2930 for EIP-1559
This commit is contained in:
Daniel Liu 2024-05-16 06:21:50 +08:00 committed by GitHub
commit 3a28063a77
No known key found for this signature in database
GPG key ID: B5690EEEBB952194
67 changed files with 3583 additions and 1122 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

39
accounts/abi/bind/backends/simulated.go
View file

@ -25,11 +25,9 @@ import (
"sync"
"time"
"github.com/XinFinOrg/XDPoSChain"
"github.com/XinFinOrg/XDPoSChain/XDCx"
"github.com/XinFinOrg/XDPoSChain/XDCxlending"
"github.com/XinFinOrg/XDPoSChain/core/rawdb"
"github.com/XinFinOrg/XDPoSChain"
"github.com/XinFinOrg/XDPoSChain/accounts"
"github.com/XinFinOrg/XDPoSChain/accounts/abi/bind"
"github.com/XinFinOrg/XDPoSChain/accounts/keystore"
@ -37,10 +35,10 @@ import (
"github.com/XinFinOrg/XDPoSChain/common/math"
"github.com/XinFinOrg/XDPoSChain/consensus/XDPoS"
"github.com/XinFinOrg/XDPoSChain/consensus/XDPoS/utils"
"github.com/XinFinOrg/XDPoSChain/consensus/ethash"
"github.com/XinFinOrg/XDPoSChain/core"
"github.com/XinFinOrg/XDPoSChain/core/bloombits"
"github.com/XinFinOrg/XDPoSChain/core/rawdb"
"github.com/XinFinOrg/XDPoSChain/core/state"
"github.com/XinFinOrg/XDPoSChain/core/types"
"github.com/XinFinOrg/XDPoSChain/core/vm"
@ -365,7 +363,7 @@ func (b *SimulatedBackend) callContract(ctx context.Context, call XDPoSChain.Cal
from := statedb.GetOrNewStateObject(call.From)
from.SetBalance(math.MaxBig256)
// Execute the call.
msg := callmsg{call}
msg := callMsg{call}
feeCapacity := state.GetTRC21FeeCapacityFromState(statedb)
if msg.To() != nil {
if value, ok := feeCapacity[*msg.To()]; ok {
@ -388,7 +386,10 @@ func (b *SimulatedBackend) SendTransaction(ctx context.Context, tx *types.Transa
b.mu.Lock()
defer b.mu.Unlock()
sender, err := types.Sender(types.HomesteadSigner{}, tx)
// Check transaction validity.
block := b.blockchain.CurrentBlock()
signer := types.MakeSigner(b.blockchain.Config(), block.Number())
sender, err := types.Sender(signer, tx)
if err != nil {
panic(fmt.Errorf("invalid transaction: %v", err))
}
@ -397,7 +398,8 @@ func (b *SimulatedBackend) SendTransaction(ctx context.Context, tx *types.Transa
panic(fmt.Errorf("invalid transaction nonce: got %d, want %d", tx.Nonce(), nonce))
}
blocks, _ := core.GenerateChain(b.config, b.blockchain.CurrentBlock(), b.blockchain.Engine(), b.database, 1, func(number int, block *core.BlockGen) {
// Include tx in chain.
blocks, _ := core.GenerateChain(b.config, block, b.blockchain.Engine(), b.database, 1, func(number int, block *core.BlockGen) {
for _, tx := range b.pendingBlock.Transactions() {
block.AddTxWithChain(b.blockchain, tx)
}
@ -501,20 +503,21 @@ func (b *SimulatedBackend) GetBlockChain() *core.BlockChain {
return b.blockchain
}
// callmsg implements core.Message to allow passing it as a transaction simulator.
type callmsg struct {
// callMsg implements core.Message to allow passing it as a transaction simulator.
type callMsg struct {
XDPoSChain.CallMsg
}
func (m callmsg) From() common.Address { return m.CallMsg.From }
func (m callmsg) Nonce() uint64 { return 0 }
func (m callmsg) CheckNonce() bool { return false }
func (m callmsg) To() *common.Address { return m.CallMsg.To }
func (m callmsg) GasPrice() *big.Int { return m.CallMsg.GasPrice }
func (m callmsg) Gas() uint64 { return m.CallMsg.Gas }
func (m callmsg) Value() *big.Int { return m.CallMsg.Value }
func (m callmsg) Data() []byte { return m.CallMsg.Data }
func (m callmsg) BalanceTokenFee() *big.Int { return m.CallMsg.BalanceTokenFee }
func (m callMsg) From() common.Address { return m.CallMsg.From }
func (m callMsg) Nonce() uint64 { return 0 }
func (m callMsg) CheckNonce() bool { return false }
func (m callMsg) To() *common.Address { return m.CallMsg.To }
func (m callMsg) GasPrice() *big.Int { return m.CallMsg.GasPrice }
func (m callMsg) Gas() uint64 { return m.CallMsg.Gas }
func (m callMsg) Value() *big.Int { return m.CallMsg.Value }
func (m callMsg) Data() []byte { return m.CallMsg.Data }
func (m callMsg) BalanceTokenFee() *big.Int { return m.CallMsg.BalanceTokenFee }
func (m callMsg) AccessList() types.AccessList { return m.CallMsg.AccessList }
// filterBackend implements filters.Backend to support filtering for logs without
// taking bloom-bits acceleration structures into account.

16
accounts/keystore/keystore.go
View file

@ -288,11 +288,9 @@ func (ks *KeyStore) SignTx(a accounts.Account, tx *types.Transaction, chainID *b
if !found {
return nil, ErrLocked
}
// Depending on the presence of the chain ID, sign with EIP155 or homestead
if chainID != nil {
return types.SignTx(tx, types.NewEIP155Signer(chainID), unlockedKey.PrivateKey)
}
return types.SignTx(tx, types.HomesteadSigner{}, unlockedKey.PrivateKey)
// Depending on the presence of the chain ID, sign with 2718 or homestead
signer := types.LatestSignerForChainID(chainID)
return types.SignTx(tx, signer, unlockedKey.PrivateKey)
}
// SignHashWithPassphrase signs hash if the private key matching the given address
@ -316,11 +314,9 @@ func (ks *KeyStore) SignTxWithPassphrase(a accounts.Account, passphrase string,
}
defer zeroKey(key.PrivateKey)
// Depending on the presence of the chain ID, sign with EIP155 or homestead
if chainID != nil {
return types.SignTx(tx, types.NewEIP155Signer(chainID), key.PrivateKey)
}
return types.SignTx(tx, types.HomesteadSigner{}, key.PrivateKey)
// Depending on the presence of the chain ID, sign with or without replay protection.
signer := types.LatestSignerForChainID(chainID)
return types.SignTx(tx, signer, key.PrivateKey)
}
// Unlock unlocks the given account indefinitely.

18
accounts/usbwallet/trezor.go
View file

@ -27,13 +27,13 @@ import (
"io"
"math/big"
"github.com/golang/protobuf/proto"
"github.com/XinFinOrg/XDPoSChain/accounts"
"github.com/XinFinOrg/XDPoSChain/accounts/usbwallet/internal/trezor"
"github.com/XinFinOrg/XDPoSChain/common"
"github.com/XinFinOrg/XDPoSChain/common/hexutil"
"github.com/XinFinOrg/XDPoSChain/core/types"
"github.com/XinFinOrg/XDPoSChain/log"
"github.com/golang/protobuf/proto"
)
// ErrTrezorPINNeeded is returned if opening the trezor requires a PIN code. In
@ -80,13 +80,13 @@ func (w *trezorDriver) Status() (string, error) {
// Open implements usbwallet.driver, attempting to initialize the connection to
// the Trezor hardware wallet. Initializing the Trezor is a two phase operation:
// * The first phase is to initialize the connection and read the wallet's
// features. This phase is invoked is the provided passphrase is empty. The
// device will display the pinpad as a result and will return an appropriate
// error to notify the user that a second open phase is needed.
// * The second phase is to unlock access to the Trezor, which is done by the
// user actually providing a passphrase mapping a keyboard keypad to the pin
// number of the user (shuffled according to the pinpad displayed).
// - The first phase is to initialize the connection and read the wallet's
// features. This phase is invoked is the provided passphrase is empty. The
// device will display the pinpad as a result and will return an appropriate
// error to notify the user that a second open phase is needed.
// - The second phase is to unlock access to the Trezor, which is done by the
// user actually providing a passphrase mapping a keyboard keypad to the pin
// number of the user (shuffled according to the pinpad displayed).
func (w *trezorDriver) Open(device io.ReadWriter, passphrase string) error {
w.device, w.failure = device, nil
@ -220,9 +220,11 @@ func (w *trezorDriver) trezorSign(derivationPath []uint32, tx *types.Transaction
if chainID == nil {
signer = new(types.HomesteadSigner)
} else {
// Trezor backend does not support typed transactions yet.
signer = types.NewEIP155Signer(chainID)
signature[64] = signature[64] - byte(chainID.Uint64()*2+35)
}
// Inject the final signature into the transaction and sanity check the sender
signed, err := tx.WithSignature(signer, signature)
if err != nil {

30
cmd/evm/json_logger.go
View file

@ -33,15 +33,23 @@ type JSONLogger struct {
}
func NewJSONLogger(cfg *vm.LogConfig, writer io.Writer) *JSONLogger {
return &JSONLogger{json.NewEncoder(writer), cfg}
l := &JSONLogger{json.NewEncoder(writer), cfg}
if l.cfg == nil {
l.cfg = &vm.LogConfig{}
}
return l
}
func (l *JSONLogger) CaptureStart(from common.Address, to common.Address, create bool, input []byte, gas uint64, value *big.Int) error {
return nil
func (l *JSONLogger) CaptureStart(env *vm.EVM, from, to common.Address, create bool, input []byte, gas uint64, value *big.Int) {
}
func (l *JSONLogger) CaptureFault(*vm.EVM, uint64, vm.OpCode, uint64, uint64, *vm.ScopeContext, int, error) {
}
// CaptureState outputs state information on the logger.
func (l *JSONLogger) CaptureState(env *vm.EVM, pc uint64, op vm.OpCode, gas, cost uint64, memory *vm.Memory, stack *vm.Stack, contract *vm.Contract, depth int, err error) error {
func (l *JSONLogger) CaptureState(env *vm.EVM, pc uint64, op vm.OpCode, gas, cost uint64, scope *vm.ScopeContext, rData []byte, depth int, err error) {
memory := scope.Memory
stack := scope.Stack
log := vm.StructLog{
Pc: pc,
Op: op,
@ -63,24 +71,20 @@ func (l *JSONLogger) CaptureState(env *vm.EVM, pc uint64, op vm.OpCode, gas, cos
}
log.Stack = logstack
}
return l.encoder.Encode(log)
}
// CaptureFault outputs state information on the logger.
func (l *JSONLogger) CaptureFault(env *vm.EVM, pc uint64, op vm.OpCode, gas, cost uint64, memory *vm.Memory, stack *vm.Stack, contract *vm.Contract, depth int, err error) error {
return nil
l.encoder.Encode(log)
}
// CaptureEnd is triggered at end of execution.
func (l *JSONLogger) CaptureEnd(output []byte, gasUsed uint64, t time.Duration, err error) error {
func (l *JSONLogger) CaptureEnd(output []byte, gasUsed uint64, t time.Duration, err error) {
type endLog struct {
Output string `json:"output"`
GasUsed math.HexOrDecimal64 `json:"gasUsed"`
Time time.Duration `json:"time"`
Err string `json:"error,omitempty"`
}
var errMsg string
if err != nil {
return l.encoder.Encode(endLog{common.Bytes2Hex(output), math.HexOrDecimal64(gasUsed), t, err.Error()})
errMsg = err.Error()
}
return l.encoder.Encode(endLog{common.Bytes2Hex(output), math.HexOrDecimal64(gasUsed), t, ""})
l.encoder.Encode(endLog{common.Bytes2Hex(output), math.HexOrDecimal64(gasUsed), t, errMsg})
}

6
consensus/tests/engine_v1_tests/helper.go
View file

@ -163,7 +163,7 @@ func transferTx(t *testing.T, to common.Address, transferAmount int64) *types.Tr
amount := big.NewInt(transferAmount)
nonce := uint64(1)
tx := types.NewTransaction(nonce, to, amount, gasLimit, gasPrice, data)
signedTX, err := types.SignTx(tx, types.NewEIP155Signer(big.NewInt(chainID)), voterKey)
signedTX, err := types.SignTx(tx, types.LatestSignerForChainID(big.NewInt(chainID)), voterKey)
if err != nil {
t.Fatal(err)
}
@ -183,7 +183,7 @@ func voteTX(gasLimit uint64, nonce uint64, addr string) (*types.Transaction, err
to := common.HexToAddress(common.MasternodeVotingSMC)
tx := types.NewTransaction(nonce, to, amount, gasLimit, gasPrice, data)
signedTX, err := types.SignTx(tx, types.NewEIP155Signer(big.NewInt(chainID)), voterKey)
signedTX, err := types.SignTx(tx, types.LatestSignerForChainID(big.NewInt(chainID)), voterKey)
if err != nil {
return nil, err
}
@ -411,7 +411,7 @@ func createBlockFromHeader(bc *BlockChain, customHeader *types.Header, txs []*ty
// nonce := uint64(0)
// to := common.HexToAddress("xdc35658f7b2a9e7701e65e7a654659eb1c481d1dc5")
// tx := types.NewTransaction(nonce, to, amount, gasLimit, gasPrice, data)
// signedTX, err := types.SignTx(tx, types.NewEIP155Signer(big.NewInt(chainID)), acc4Key)
// signedTX, err := types.SignTx(tx, types.LatestSignerForChainID(big.NewInt(chainID)), acc4Key)
// if err != nil {
// t.Fatal(err)
// }

6
consensus/tests/engine_v2_tests/helper.go
View file

@ -108,7 +108,7 @@ func voteTX(gasLimit uint64, nonce uint64, addr string) (*types.Transaction, err
to := common.HexToAddress(common.MasternodeVotingSMC)
tx := types.NewTransaction(nonce, to, amount, gasLimit, gasPrice, data)
signedTX, err := types.SignTx(tx, types.NewEIP155Signer(big.NewInt(chainID)), voterKey)
signedTX, err := types.SignTx(tx, types.LatestSignerForChainID(big.NewInt(chainID)), voterKey)
if err != nil {
return nil, err
}
@ -285,7 +285,7 @@ func getMultiCandidatesBackend(t *testing.T, chainConfig *params.ChainConfig, n
func signingTxWithKey(header *types.Header, nonce uint64, privateKey *ecdsa.PrivateKey) (*types.Transaction, error) {
tx := contracts.CreateTxSign(header.Number, header.Hash(), nonce, common.HexToAddress(common.BlockSigners))
s := types.NewEIP155Signer(big.NewInt(chainID))
s := types.LatestSignerForChainID(big.NewInt(chainID))
h := s.Hash(tx)
sig, err := crypto.Sign(h[:], privateKey)
if err != nil {
@ -300,7 +300,7 @@ func signingTxWithKey(header *types.Header, nonce uint64, privateKey *ecdsa.Priv
func signingTxWithSignerFn(header *types.Header, nonce uint64, signer common.Address, signFn func(account accounts.Account, hash []byte) ([]byte, error)) (*types.Transaction, error) {
tx := contracts.CreateTxSign(header.Number, header.Hash(), nonce, common.HexToAddress(common.BlockSigners))
s := types.NewEIP155Signer(big.NewInt(chainID))
s := types.LatestSignerForChainID(big.NewInt(chainID))
h := s.Hash(tx)
sig, err := signFn(accounts.Account{Address: signer}, h[:])
if err != nil {

9
contracts/trc21issuer/trc21issuer_test.go
View file

@ -91,10 +91,13 @@ func TestFeeTxWithTRC21Token(t *testing.T) {
t.Fatal("check balance after fail transfer in tr20: ", err, "get", balance, "transfer", airDropAmount)
}
//check balance fee
// check balance fee
balanceIssuerFee, err = trc21Issuer.GetTokenCapacity(trc21TokenAddr)
if err != nil || balanceIssuerFee.Cmp(remainFee) != 0 {
t.Fatal("can't get balance token fee in smart contract: ", err, "got", balanceIssuerFee, "wanted", remainFee)
if err != nil {
t.Fatal("can't get balance token fee in smart contract: ", err)
}
if balanceIssuerFee.Cmp(remainFee) != 0 {
t.Fatal("check balance token fee in smart contract: got", balanceIssuerFee, "wanted", remainFee)
}
//check trc21 SMC balance
balance, err = contractBackend.BalanceAt(nil, trc21IssuerAddr, nil)

2
core/bench_test.go
View file

@ -85,7 +85,7 @@ func genValueTx(nbytes int) func(int, *BlockGen) {
return func(i int, gen *BlockGen) {
toaddr := common.Address{}
data := make([]byte, nbytes)
gas, _ := IntrinsicGas(data, false, false)
gas, _ := IntrinsicGas(data, nil, false, false)
tx, _ := types.SignTx(types.NewTransaction(gen.TxNonce(benchRootAddr), toaddr, big.NewInt(1), gas, nil, data), types.HomesteadSigner{}, benchRootKey)
gen.AddTx(tx)
}

5
core/blockchain.go
View file

@ -257,6 +257,11 @@ func NewBlockChain(db ethdb.Database, cacheConfig *CacheConfig, chainConfig *par
return bc, nil
}
// GetVMConfig returns the block chain VM config.
func (bc *BlockChain) GetVMConfig() *vm.Config {
return &bc.vmConfig
}
// NewBlockChainEx extend old blockchain, add order state db
func NewBlockChainEx(db ethdb.Database, XDCxDb ethdb.XDCxDatabase, cacheConfig *CacheConfig, chainConfig *params.ChainConfig, engine consensus.Engine, vmConfig vm.Config) (*BlockChain, error) {
blockchain, err := NewBlockChain(db, cacheConfig, chainConfig, engine, vmConfig)

113
core/blockchain_test.go
View file

@ -561,7 +561,7 @@ func TestFastVsFullChains(t *testing.T) {
Alloc: GenesisAlloc{address: {Balance: funds}},
}
genesis = gspec.MustCommit(gendb)
signer = types.NewEIP155Signer(gspec.Config.ChainId)
signer = types.LatestSigner(gspec.Config)
)
blocks, receipts := GenerateChain(gspec.Config, genesis, ethash.NewFaker(), gendb, 1024, func(i int, block *BlockGen) {
block.SetCoinbase(common.Address{0x00})
@ -736,7 +736,7 @@ func TestChainTxReorgs(t *testing.T) {
},
}
genesis = gspec.MustCommit(db)
signer = types.NewEIP155Signer(gspec.Config.ChainId)
signer = types.LatestSigner(gspec.Config)
)
// Create two transactions shared between the chains:
@ -842,7 +842,7 @@ func TestLogReorgs(t *testing.T) {
code = common.Hex2Bytes("60606040525b7f24ec1d3ff24c2f6ff210738839dbc339cd45a5294d85c79361016243157aae7b60405180905060405180910390a15b600a8060416000396000f360606040526008565b00")
gspec = &Genesis{Config: params.TestChainConfig, Alloc: GenesisAlloc{addr1: {Balance: big.NewInt(10000000000000)}}}
genesis = gspec.MustCommit(db)
signer = types.NewEIP155Signer(gspec.Config.ChainId)
signer = types.LatestSigner(gspec.Config)
)
blockchain, _ := NewBlockChain(db, nil, gspec.Config, ethash.NewFaker(), vm.Config{})
@ -889,7 +889,7 @@ func TestLogReorgs(t *testing.T) {
// Alloc: GenesisAlloc{addr1: {Balance: big.NewInt(10000000000000)}},
// }
// genesis = gspec.MustCommit(db)
// signer = types.NewEIP155Signer(gspec.Config.ChainId)
// signer = types.LatestSigner(gspec.Config)
// )
//
// blockchain, _ := NewBlockChain(db, nil, gspec.Config, ethash.NewFaker(), vm.Config{})
@ -1015,7 +1015,7 @@ func TestEIP155Transition(t *testing.T) {
funds = big.NewInt(1000000000)
deleteAddr = common.Address{1}
gspec = &Genesis{
Config: &params.ChainConfig{ChainId: big.NewInt(1), EIP155Block: big.NewInt(2), HomesteadBlock: new(big.Int)},
Config: &params.ChainConfig{ChainId: big.NewInt(1), EIP150Block: big.NewInt(0), EIP155Block: big.NewInt(2), HomesteadBlock: new(big.Int)},
Alloc: GenesisAlloc{address: {Balance: funds}, deleteAddr: {Balance: new(big.Int)}},
}
genesis = gspec.MustCommit(db)
@ -1046,7 +1046,7 @@ func TestEIP155Transition(t *testing.T) {
}
block.AddTx(tx)
tx, err = basicTx(types.NewEIP155Signer(gspec.Config.ChainId))
tx, err = basicTx(types.LatestSigner(gspec.Config))
if err != nil {
t.Fatal(err)
}
@ -1058,7 +1058,7 @@ func TestEIP155Transition(t *testing.T) {
}
block.AddTx(tx)
tx, err = basicTx(types.NewEIP155Signer(gspec.Config.ChainId))
tx, err = basicTx(types.LatestSigner(gspec.Config))
if err != nil {
t.Fatal(err)
}
@ -1086,7 +1086,7 @@ func TestEIP155Transition(t *testing.T) {
}
// generate an invalid chain id transaction
config := &params.ChainConfig{ChainId: big.NewInt(2), EIP155Block: big.NewInt(2), HomesteadBlock: new(big.Int)}
config := &params.ChainConfig{ChainId: big.NewInt(2), EIP150Block: big.NewInt(0), EIP155Block: big.NewInt(2), HomesteadBlock: new(big.Int)}
blocks, _ = GenerateChain(config, blocks[len(blocks)-1], ethash.NewFaker(), db, 4, func(i int, block *BlockGen) {
var (
tx *types.Transaction
@ -1095,9 +1095,8 @@ func TestEIP155Transition(t *testing.T) {
return types.SignTx(types.NewTransaction(block.TxNonce(address), common.Address{}, new(big.Int), 21000, new(big.Int), nil), signer, key)
}
)
switch i {
case 0:
tx, err = basicTx(types.NewEIP155Signer(big.NewInt(2)))
if i == 0 {
tx, err = basicTx(types.LatestSigner(config))
if err != nil {
t.Fatal(err)
}
@ -1136,7 +1135,7 @@ func TestEIP161AccountRemoval(t *testing.T) {
var (
tx *types.Transaction
err error
signer = types.NewEIP155Signer(gspec.Config.ChainId)
signer = types.LatestSigner(gspec.Config)
)
switch i {
case 0:
@ -1412,3 +1411,93 @@ func TestAreTwoBlocksSamePath(t *testing.T) {
})
}
// TestEIP2718Transition tests that an EIP-2718 transaction will be accepted
// after the fork block has passed. This is verified by sending an EIP-2930
// access list transaction, which specifies a single slot access, and then
// checking that the gas usage of a hot SLOAD and a cold SLOAD are calculated
// correctly.
func TestEIP2718Transition(t *testing.T) {
var (
aa = common.HexToAddress("0x000000000000000000000000000000000000aaaa")
// Generate a canonical chain to act as the main dataset
engine = ethash.NewFaker()
db = rawdb.NewMemoryDatabase()
// A sender who makes transactions, has some funds
key, _ = crypto.HexToECDSA("b71c71a67e1177ad4e901695e1b4b9ee17ae16c6668d313eac2f96dbcda3f291")
address = crypto.PubkeyToAddress(key.PublicKey)
funds = big.NewInt(1000000000)
gspec = &Genesis{
Config: &params.ChainConfig{
ChainId: new(big.Int).SetBytes([]byte("eip1559")),
HomesteadBlock: big.NewInt(0),
DAOForkBlock: nil,
DAOForkSupport: true,
EIP150Block: big.NewInt(0),
EIP155Block: big.NewInt(0),
EIP158Block: big.NewInt(0),
ByzantiumBlock: big.NewInt(0),
ConstantinopleBlock: big.NewInt(0),
PetersburgBlock: big.NewInt(0),
IstanbulBlock: big.NewInt(0),
Eip1559Block: big.NewInt(0),
},
Alloc: GenesisAlloc{
address: {Balance: funds},
// The address 0xAAAA sloads 0x00 and 0x01
aa: {
Code: []byte{
byte(vm.PC),
byte(vm.PC),
byte(vm.SLOAD),
byte(vm.SLOAD),
},
Nonce: 0,
Balance: big.NewInt(0),
},
},
}
genesis = gspec.MustCommit(db)
)
blocks, _ := GenerateChain(gspec.Config, genesis, engine, db, 1, func(i int, b *BlockGen) {
b.SetCoinbase(common.Address{1})
// One transaction to 0xAAAA
signer := types.LatestSigner(gspec.Config)
tx, _ := types.SignNewTx(key, signer, &types.AccessListTx{
ChainID: gspec.Config.ChainId,
Nonce: 0,
To: &aa,
Gas: 30000,
GasPrice: big.NewInt(1),
AccessList: types.AccessList{{
Address: aa,
StorageKeys: []common.Hash{{0}},
}},
})
b.AddTx(tx)
})
// Import the canonical chain
diskdb := rawdb.NewMemoryDatabase()
gspec.MustCommit(diskdb)
chain, err := NewBlockChain(diskdb, nil, gspec.Config, engine, vm.Config{})
if err != nil {
t.Fatalf("failed to create tester chain: %v", err)
}
if n, err := chain.InsertChain(blocks); err != nil {
t.Fatalf("block %d: failed to insert into chain: %v", n, err)
}
block := chain.GetBlockByNumber(1)
// Expected gas is intrinsic + 2 * pc + hot load + cold load, since only one load is in the access list
expected := params.TxGas + params.TxAccessListAddressGas + params.TxAccessListStorageKeyGas + vm.GasQuickStep*2 + vm.WarmStorageReadCostEIP2929 + vm.ColdSloadCostEIP2929
if block.GasUsed() != expected {
t.Fatalf("incorrect amount of gas spent: expected %d, got %d", expected, block.GasUsed())
}
}

14
core/database_util_test.go
View file

@ -18,11 +18,11 @@ package core
import (
"bytes"
"github.com/XinFinOrg/XDPoSChain/core/rawdb"
"math/big"
"testing"
"github.com/XinFinOrg/XDPoSChain/common"
"github.com/XinFinOrg/XDPoSChain/core/rawdb"
"github.com/XinFinOrg/XDPoSChain/core/types"
"github.com/XinFinOrg/XDPoSChain/crypto/sha3"
"github.com/XinFinOrg/XDPoSChain/rlp"
@ -335,6 +335,10 @@ func TestLookupStorage(t *testing.T) {
func TestBlockReceiptStorage(t *testing.T) {
db := rawdb.NewMemoryDatabase()
// Create a live block since we need metadata to reconstruct the receipt
tx1 := types.NewTransaction(1, common.HexToAddress("0x1"), big.NewInt(1), 1, big.NewInt(1), nil)
tx2 := types.NewTransaction(2, common.HexToAddress("0x2"), big.NewInt(2), 2, big.NewInt(2), nil)
receipt1 := &types.Receipt{
Status: types.ReceiptStatusFailed,
CumulativeGasUsed: 1,
@ -342,10 +346,12 @@ func TestBlockReceiptStorage(t *testing.T) {
{Address: common.BytesToAddress([]byte{0x11})},
{Address: common.BytesToAddress([]byte{0x01, 0x11})},
},
TxHash: common.BytesToHash([]byte{0x11, 0x11}),
TxHash: tx1.Hash(),
ContractAddress: common.BytesToAddress([]byte{0x01, 0x11, 0x11}),
GasUsed: 111111,
}
receipt1.Bloom = types.CreateBloom(types.Receipts{receipt1})
receipt2 := &types.Receipt{
PostState: common.Hash{2}.Bytes(),
CumulativeGasUsed: 2,
@ -353,10 +359,12 @@ func TestBlockReceiptStorage(t *testing.T) {
{Address: common.BytesToAddress([]byte{0x22})},
{Address: common.BytesToAddress([]byte{0x02, 0x22})},
},
TxHash: common.BytesToHash([]byte{0x22, 0x22}),
TxHash: tx2.Hash(),
ContractAddress: common.BytesToAddress([]byte{0x02, 0x22, 0x22}),
GasUsed: 222222,
}
receipt2.Bloom = types.CreateBloom(types.Receipts{receipt2})
receipts := []*types.Receipt{receipt1, receipt2}
// Check that no receipt entries are in a pristine database

10
core/error.go
View file

@ -16,7 +16,11 @@
package core
import "errors"
import (
"errors"
"github.com/XinFinOrg/XDPoSChain/core/types"
)
var (
// ErrKnownBlock is returned when a block to import is already known locally.
@ -38,4 +42,8 @@ var (
ErrNotFoundM1 = errors.New("list M1 not found ")
ErrStopPreparingBlock = errors.New("stop calculating a block not verified by M2")
// ErrTxTypeNotSupported is returned if a transaction is not supported in the
// current network configuration.
ErrTxTypeNotSupported = types.ErrTxTypeNotSupported
)

26
core/state/statedb.go
View file

@ -730,6 +730,32 @@ func (s *StateDB) Commit(deleteEmptyObjects bool) (root common.Hash, err error)
return root, err
}
// PrepareAccessList handles the preparatory steps for executing a state transition with
// regards to both EIP-2929 and EIP-2930:
//
// - Add sender to access list (2929)
// - Add destination to access list (2929)
// - Add precompiles to access list (2929)
// - Add the contents of the optional tx access list (2930)
//
// This method should only be called if Yolov3/Berlin/2929+2930 is applicable at the current number.
func (s *StateDB) PrepareAccessList(sender common.Address, dst *common.Address, precompiles []common.Address, list types.AccessList) {
s.AddAddressToAccessList(sender)
if dst != nil {
s.AddAddressToAccessList(*dst)
// If it's a create-tx, the destination will be added inside evm.create
}
for _, addr := range precompiles {
s.AddAddressToAccessList(addr)
}
for _, el := range list {
s.AddAddressToAccessList(el.Address)
for _, key := range el.StorageKeys {
s.AddSlotToAccessList(el.Address, key)
}
}
}
// AddAddressToAccessList adds the given address to the access list
func (s *StateDB) AddAddressToAccessList(addr common.Address) {
if s.accessList.AddAddress(addr) {

34
core/state_processor.go
View file

@ -242,23 +242,12 @@ func ApplyTransaction(config *params.ChainConfig, tokensFee map[common.Address]*
if err != nil {
return nil, 0, err, false
}
// Create a new context to be used in the EVM environment
// Create a new context to be used in the EVM environment.
context := NewEVMContext(msg, header, bc, author)
// Create a new environment which holds all relevant information
// about the transaction and calling mechanisms.
vmenv := vm.NewEVM(context, statedb, XDCxState, config, cfg)
if config.IsEIP1559(header.Number) {
statedb.AddAddressToAccessList(msg.From())
if dst := msg.To(); dst != nil {
statedb.AddAddressToAccessList(*dst)
// If it's a create-tx, the destination will be added inside evm.create
}
for _, addr := range vmenv.ActivePrecompiles() {
statedb.AddAddressToAccessList(addr)
}
}
// If we don't have an explicit author (i.e. not mining), extract from the header
var beneficiary common.Address
if author == nil {
@ -419,7 +408,8 @@ func ApplyTransaction(config *params.ChainConfig, tokensFee map[common.Address]*
if err != nil {
return nil, 0, err, false
}
// Update the state with pending changes
// Update the state with pending changes.
var root []byte
if config.IsByzantium(header.Number) {
statedb.Finalise(true)
@ -428,16 +418,23 @@ func ApplyTransaction(config *params.ChainConfig, tokensFee map[common.Address]*
}
*usedGas += gas
// Create a new receipt for the transaction, storing the intermediate root and gas used by the tx
// based on the eip phase, we're passing wether the root touch-delete accounts.
receipt := types.NewReceipt(root, failed, *usedGas)
// Create a new receipt for the transaction, storing the intermediate root and gas used
// by the tx.
receipt := &types.Receipt{Type: tx.Type(), PostState: root, CumulativeGasUsed: *usedGas}
if failed {
receipt.Status = types.ReceiptStatusFailed
} else {
receipt.Status = types.ReceiptStatusSuccessful
}
receipt.TxHash = tx.Hash()
receipt.GasUsed = gas
// if the transaction created a contract, store the creation address in the receipt.
// If the transaction created a contract, store the creation address in the receipt.
if msg.To() == nil {
receipt.ContractAddress = crypto.CreateAddress(vmenv.Context.Origin, tx.Nonce())
}
// Set the receipt logs and create a bloom for filtering
// Set the receipt logs and create the bloom filter.
receipt.Logs = statedb.GetLogs(tx.Hash())
receipt.Bloom = types.CreateBloom(types.Receipts{receipt})
receipt.BlockHash = statedb.BlockHash()
@ -532,7 +529,6 @@ func InitSignerInTransactions(config *params.ChainConfig, header *types.Header,
go func(from int, to int) {
for j := from; j < to; j++ {
types.CacheSigner(signer, txs[j])
txs[j].CacheHash()
}
wg.Done()
}(from, to)

22
core/state_transition.go
View file

@ -22,6 +22,7 @@ import (
"math/big"
"github.com/XinFinOrg/XDPoSChain/common"
"github.com/XinFinOrg/XDPoSChain/core/types"
"github.com/XinFinOrg/XDPoSChain/core/vm"
"github.com/XinFinOrg/XDPoSChain/log"
"github.com/XinFinOrg/XDPoSChain/params"
@ -42,8 +43,10 @@ The state transitioning model does all all the necessary work to work out a vali
3) Create a new state object if the recipient is \0*32
4) Value transfer
== If contract creation ==
4a) Attempt to run transaction data
4b) If valid, use result as code for the new state object
4a) Attempt to run transaction data
4b) If valid, use result as code for the new state object
== end ==
5) Run Script section
6) Derive new state root
@ -74,13 +77,14 @@ type Message interface {
CheckNonce() bool
Data() []byte
BalanceTokenFee() *big.Int
AccessList() types.AccessList
}
// IntrinsicGas computes the 'intrinsic gas' for a message with the given data.
func IntrinsicGas(data []byte, contractCreation, homestead bool) (uint64, error) {
func IntrinsicGas(data []byte, accessList types.AccessList, isContractCreation, isHomestead bool) (uint64, error) {
// Set the starting gas for the raw transaction
var gas uint64
if contractCreation && homestead {
if isContractCreation && isHomestead {
gas = params.TxGasContractCreation
} else {
gas = params.TxGas
@ -106,6 +110,10 @@ func IntrinsicGas(data []byte, contractCreation, homestead bool) (uint64, error)
}
gas += z * params.TxDataZeroGas
}
if accessList != nil {
gas += uint64(len(accessList)) * params.TxAccessListAddressGas
gas += uint64(accessList.StorageKeys()) * params.TxAccessListStorageKeyGas
}
return gas, nil
}
@ -226,7 +234,7 @@ func (st *StateTransition) TransitionDb(owner common.Address) (ret []byte, usedG
contractCreation := msg.To() == nil
// Pay intrinsic gas
gas, err := IntrinsicGas(st.data, contractCreation, homestead)
gas, err := IntrinsicGas(st.data, st.msg.AccessList(), contractCreation, homestead)
if err != nil {
return nil, 0, false, err, nil
}
@ -234,6 +242,10 @@ func (st *StateTransition) TransitionDb(owner common.Address) (ret []byte, usedG
return nil, 0, false, err, nil
}
if rules := st.evm.ChainConfig().Rules(st.evm.Context.BlockNumber); rules.IsEIP1559 {
st.state.PrepareAccessList(msg.From(), msg.To(), vm.ActivePrecompiles(rules), msg.AccessList())
}
var (
evm = st.evm
// vm errors do not effect consensus and are therefor

26
core/token_validator.go
View file

@ -27,6 +27,7 @@ import (
"github.com/XinFinOrg/XDPoSChain/consensus"
"github.com/XinFinOrg/XDPoSChain/contracts/XDCx/contract"
"github.com/XinFinOrg/XDPoSChain/core/state"
"github.com/XinFinOrg/XDPoSChain/core/types"
"github.com/XinFinOrg/XDPoSChain/core/vm"
"github.com/XinFinOrg/XDPoSChain/log"
)
@ -37,20 +38,21 @@ const (
getDecimalFunction = "decimals"
)
// callmsg implements core.Message to allow passing it as a transaction simulator.
type callmsg struct {
// callMsg implements core.Message to allow passing it as a transaction simulator.
type callMsg struct {
ethereum.CallMsg
}
func (m callmsg) From() common.Address { return m.CallMsg.From }
func (m callmsg) Nonce() uint64 { return 0 }
func (m callmsg) CheckNonce() bool { return false }
func (m callmsg) To() *common.Address { return m.CallMsg.To }
func (m callmsg) GasPrice() *big.Int { return m.CallMsg.GasPrice }
func (m callmsg) Gas() uint64 { return m.CallMsg.Gas }
func (m callmsg) Value() *big.Int { return m.CallMsg.Value }
func (m callmsg) Data() []byte { return m.CallMsg.Data }
func (m callmsg) BalanceTokenFee() *big.Int { return m.CallMsg.BalanceTokenFee }
func (m callMsg) From() common.Address { return m.CallMsg.From }
func (m callMsg) Nonce() uint64 { return 0 }
func (m callMsg) CheckNonce() bool { return false }
func (m callMsg) To() *common.Address { return m.CallMsg.To }
func (m callMsg) GasPrice() *big.Int { return m.CallMsg.GasPrice }
func (m callMsg) Gas() uint64 { return m.CallMsg.Gas }
func (m callMsg) Value() *big.Int { return m.CallMsg.Value }
func (m callMsg) Data() []byte { return m.CallMsg.Data }
func (m callMsg) BalanceTokenFee() *big.Int { return m.CallMsg.BalanceTokenFee }
func (m callMsg) AccessList() types.AccessList { return m.CallMsg.AccessList }
type SimulatedBackend interface {
CallContractWithState(call ethereum.CallMsg, chain consensus.ChainContext, statedb *state.StateDB) ([]byte, error)
@ -99,7 +101,7 @@ func CallContractWithState(call ethereum.CallMsg, chain consensus.ChainContext,
call.Value = new(big.Int)
}
// Execute the call.
msg := callmsg{call}
msg := callMsg{call}
feeCapacity := state.GetTRC21FeeCapacityFromState(statedb)
if msg.To() != nil {
if value, ok := feeCapacity[*msg.To()]; ok {

17
core/tx_pool.go
View file

@ -283,6 +283,7 @@ type TxPool struct {
reorgShutdownCh chan struct{} // requests shutdown of scheduleReorgLoop
wg sync.WaitGroup // tracks loop, scheduleReorgLoop
eip2718 bool // Fork indicator whether we are using EIP-2718 type transactions.
IsSigner func(address common.Address) bool
trc21FeeCapacity map[common.Address]*big.Int
}
@ -302,7 +303,7 @@ func NewTxPool(config TxPoolConfig, chainconfig *params.ChainConfig, chain block
config: config,
chainconfig: chainconfig,
chain: chain,
signer: types.NewEIP155Signer(chainconfig.ChainId),
signer: types.LatestSigner(chainconfig),
pending: make(map[common.Address]*txList),
queue: make(map[common.Address]*txList),
beats: make(map[common.Address]time.Time),
@ -565,6 +566,10 @@ func (pool *TxPool) GetSender(tx *types.Transaction) (common.Address, error) {
// validateTx checks whether a transaction is valid according to the consensus
// rules and adheres to some heuristic limits of the local node (price and size).
func (pool *TxPool) validateTx(tx *types.Transaction, local bool) error {
// Accept only legacy transactions until EIP-2718/2930 activates.
if !pool.eip2718 && tx.Type() != types.LegacyTxType {
return ErrTxTypeNotSupported
}
// Reject transactions over defined size to prevent DOS attacks
if uint64(tx.Size()) > txMaxSize {
return ErrOversizedData
@ -586,7 +591,7 @@ func (pool *TxPool) validateTx(tx *types.Transaction, local bool) error {
if pool.currentMaxGas < tx.Gas() {
return ErrGasLimit
}
// Make sure the transaction is signed properly
// Make sure the transaction is signed properly.
from, err := types.Sender(pool.signer, tx)
if err != nil {
return ErrInvalidSender
@ -630,7 +635,7 @@ func (pool *TxPool) validateTx(tx *types.Transaction, local bool) error {
if tx.To() == nil || (tx.To() != nil && !tx.IsSpecialTransaction()) {
// Ensure the transaction has more gas than the basic tx fee.
intrGas, err := IntrinsicGas(tx.Data(), tx.To() == nil, true)
intrGas, err := IntrinsicGas(tx.Data(), tx.AccessList(), tx.To() == nil, true)
if err != nil {
return err
}
@ -1094,7 +1099,7 @@ func (pool *TxPool) removeTx(hash common.Hash, outofbound bool) {
}
}
// requestPromoteExecutables requests a pool reset to the new head block.
// requestReset requests a pool reset to the new head block.
// The returned channel is closed when the reset has occurred.
func (pool *TxPool) requestReset(oldHead *types.Header, newHead *types.Header) chan struct{} {
select {
@ -1346,6 +1351,10 @@ func (pool *TxPool) reset(oldHead, newHead *types.Header) {
log.Debug("Reinjecting stale transactions", "count", len(reinject))
senderCacher.recover(pool.signer, reinject)
pool.addTxsLocked(reinject, false)
// Update all fork indicator by next pending block number.
next := new(big.Int).Add(newHead.Number, big.NewInt(1))
pool.eip2718 = pool.chainconfig.IsEIP1559(next)
}
// promoteExecutables moves transactions that have become processable from the

115
core/types/access_list_tx.go Normal file
View file

@ -0,0 +1,115 @@
// Copyright 2020 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 types
import (
"math/big"
"github.com/XinFinOrg/XDPoSChain/common"
)
//go:generate gencodec -type AccessTuple -out gen_access_tuple.go
// AccessList is an EIP-2930 access list.
type AccessList []AccessTuple
// AccessTuple is the element type of an access list.
type AccessTuple struct {
Address common.Address `json:"address" gencodec:"required"`
StorageKeys []common.Hash `json:"storageKeys" gencodec:"required"`
}
// StorageKeys returns the total number of storage keys in the access list.
func (al AccessList) StorageKeys() int {
sum := 0
for _, tuple := range al {
sum += len(tuple.StorageKeys)
}
return sum
}
// AccessListTx is the data of EIP-2930 access list transactions.
type AccessListTx struct {
ChainID *big.Int // destination chain ID
Nonce uint64 // nonce of sender account
GasPrice *big.Int // wei per gas
Gas uint64 // gas limit
To *common.Address `rlp:"nil"` // nil means contract creation
Value *big.Int // wei amount
Data []byte // contract invocation input data
AccessList AccessList // EIP-2930 access list
V, R, S *big.Int // signature values
}
// copy creates a deep copy of the transaction data and initializes all fields.
func (tx *AccessListTx) copy() TxData {
cpy := &AccessListTx{
Nonce: tx.Nonce,
To: tx.To, // TODO: copy pointed-to address
Data: common.CopyBytes(tx.Data),
Gas: tx.Gas,
// These are copied below.
AccessList: make(AccessList, len(tx.AccessList)),
Value: new(big.Int),
ChainID: new(big.Int),
GasPrice: new(big.Int),
V: new(big.Int),
R: new(big.Int),
S: new(big.Int),
}
copy(cpy.AccessList, tx.AccessList)
if tx.Value != nil {
cpy.Value.Set(tx.Value)
}
if tx.ChainID != nil {
cpy.ChainID.Set(tx.ChainID)
}
if tx.GasPrice != nil {
cpy.GasPrice.Set(tx.GasPrice)
}
if tx.V != nil {
cpy.V.Set(tx.V)
}
if tx.R != nil {
cpy.R.Set(tx.R)
}
if tx.S != nil {
cpy.S.Set(tx.S)
}
return cpy
}
// accessors for innerTx.
func (tx *AccessListTx) txType() byte { return AccessListTxType }
func (tx *AccessListTx) chainID() *big.Int { return tx.ChainID }
func (tx *AccessListTx) protected() bool { return true }
func (tx *AccessListTx) accessList() AccessList { return tx.AccessList }
func (tx *AccessListTx) data() []byte { return tx.Data }
func (tx *AccessListTx) gas() uint64 { return tx.Gas }
func (tx *AccessListTx) gasPrice() *big.Int { return tx.GasPrice }
func (tx *AccessListTx) value() *big.Int { return tx.Value }
func (tx *AccessListTx) nonce() uint64 { return tx.Nonce }
func (tx *AccessListTx) to() *common.Address { return tx.To }
func (tx *AccessListTx) rawSignatureValues() (v, r, s *big.Int) {
return tx.V, tx.R, tx.S
}
func (tx *AccessListTx) setSignatureValues(chainID, v, r, s *big.Int) {
tx.ChainID, tx.V, tx.R, tx.S = chainID, v, r, s
}

19
core/types/block.go
View file

@ -23,16 +23,13 @@ import (
"io"
"math/big"
"sort"
"sync"
"sync/atomic"
"time"
"unsafe"
"github.com/XinFinOrg/XDPoSChain/common"
"github.com/XinFinOrg/XDPoSChain/common/hexutil"
"github.com/XinFinOrg/XDPoSChain/crypto"
"github.com/XinFinOrg/XDPoSChain/rlp"
"golang.org/x/crypto/sha3"
)
var (
@ -157,22 +154,6 @@ func (h *Header) Size() common.StorageSize {
return common.StorageSize(unsafe.Sizeof(*h)) + common.StorageSize(len(h.Extra)+(h.Difficulty.BitLen()+h.Number.BitLen()+h.Time.BitLen())/8)
}
// hasherPool holds LegacyKeccak hashers.
var hasherPool = sync.Pool{
New: func() interface{} {
return sha3.NewLegacyKeccak256()
},
}
func rlpHash(x interface{}) (h common.Hash) {
sha := hasherPool.Get().(crypto.KeccakState)
defer hasherPool.Put(sha)
sha.Reset()
rlp.Encode(sha, x)
sha.Read(h[:])
return h
}
// Body is a simple (mutable, non-safe) data container for storing and moving
// a block's data contents (transactions and uncles) together.
type Body struct {

158
core/types/block_test.go
View file

@ -17,13 +17,18 @@
package types
import (
"bytes"
"hash"
"math/big"
"reflect"
"testing"
"bytes"
"github.com/XinFinOrg/XDPoSChain/common"
"github.com/XinFinOrg/XDPoSChain/common/math"
"github.com/XinFinOrg/XDPoSChain/crypto"
"github.com/XinFinOrg/XDPoSChain/params"
"github.com/XinFinOrg/XDPoSChain/rlp"
"reflect"
"golang.org/x/crypto/sha3"
)
// from bcValidBlockTest.json, "SimpleTx"
@ -59,3 +64,152 @@ func TestBlockEncoding(t *testing.T) {
t.Errorf("encoded block mismatch:\ngot: %x\nwant: %x", ourBlockEnc, blockEnc)
}
}
func TestEIP2718BlockEncoding(t *testing.T) {
blockEnc := common.FromHex("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")
var block Block
if err := rlp.DecodeBytes(blockEnc, &block); err != nil {
t.Fatal("decode error: ", err)
}
check := func(f string, got, want interface{}) {
if !reflect.DeepEqual(got, want) {
t.Errorf("%s mismatch: got %v, want %v", f, got, want)
}
}
check("Difficulty", block.Difficulty(), big.NewInt(131072))
check("GasLimit", block.GasLimit(), uint64(3141592))
check("GasUsed", block.GasUsed(), uint64(42000))
check("Coinbase", block.Coinbase(), common.HexToAddress("8888f1f195afa192cfee860698584c030f4c9db1"))
check("MixDigest", block.MixDigest(), common.HexToHash("bd4472abb6659ebe3ee06ee4d7b72a00a9f4d001caca51342001075469aff498"))
check("Root", block.Root(), common.HexToHash("ef1552a40b7165c3cd773806b9e0c165b75356e0314bf0706f279c729f51e017"))
check("Nonce", block.Nonce(), uint64(0xa13a5a8c8f2bb1c4))
check("Time", block.Time().Uint64(), uint64(1426516743))
check("Size", block.Size(), common.StorageSize(len(blockEnc)))
// Create legacy tx.
to := common.HexToAddress("095e7baea6a6c7c4c2dfeb977efac326af552d87")
tx1 := NewTx(&LegacyTx{
Nonce: 0,
To: &to,
Value: big.NewInt(10),
Gas: 50000,
GasPrice: big.NewInt(10),
})
sig := common.Hex2Bytes("9bea4c4daac7c7c52e093e6a4c35dbbcf8856f1af7b059ba20253e70848d094f8a8fae537ce25ed8cb5af9adac3f141af69bd515bd2ba031522df09b97dd72b100")
tx1, _ = tx1.WithSignature(HomesteadSigner{}, sig)
// Create ACL tx.
addr := common.HexToAddress("0x0000000000000000000000000000000000000001")
tx2 := NewTx(&AccessListTx{
ChainID: big.NewInt(1),
Nonce: 0,
To: &to,
Gas: 123457,
GasPrice: big.NewInt(10),
AccessList: AccessList{{Address: addr, StorageKeys: []common.Hash{{0}}}},
})
sig2 := common.Hex2Bytes("3dbacc8d0259f2508625e97fdfc57cd85fdd16e5821bc2c10bdd1a52649e8335476e10695b183a87b0aa292a7f4b78ef0c3fbe62aa2c42c84e1d9c3da159ef1401")
tx2, _ = tx2.WithSignature(NewEIP2930Signer(big.NewInt(1)), sig2)
check("len(Transactions)", len(block.Transactions()), 2)
check("Transactions[0].Hash", block.Transactions()[0].Hash(), tx1.Hash())
check("Transactions[1].Hash", block.Transactions()[1].Hash(), tx2.Hash())
check("Transactions[1].Type()", block.Transactions()[1].Type(), uint8(AccessListTxType))
ourBlockEnc, err := rlp.EncodeToBytes(&block)
if err != nil {
t.Fatal("encode error: ", err)
}
if !bytes.Equal(ourBlockEnc, blockEnc) {
t.Errorf("encoded block mismatch:\ngot: %x\nwant: %x", ourBlockEnc, blockEnc)
}
}
func TestUncleHash(t *testing.T) {
uncles := make([]*Header, 0)
h := CalcUncleHash(uncles)
exp := common.HexToHash("1dcc4de8dec75d7aab85b567b6ccd41ad312451b948a7413f0a142fd40d49347")
if h != exp {
t.Fatalf("empty uncle hash is wrong, got %x != %x", h, exp)
}
}
var benchBuffer = bytes.NewBuffer(make([]byte, 0, 32000))
func BenchmarkEncodeBlock(b *testing.B) {
block := makeBenchBlock()
b.ResetTimer()
for i := 0; i < b.N; i++ {
benchBuffer.Reset()
if err := rlp.Encode(benchBuffer, block); err != nil {
b.Fatal(err)
}
}
}
// testHasher is the helper tool for transaction/receipt list hashing.
// The original hasher is trie, in order to get rid of import cycle,
// use the testing hasher instead.
type testHasher struct {
hasher hash.Hash
}
func newHasher() *testHasher {
return &testHasher{hasher: sha3.NewLegacyKeccak256()}
}
func (h *testHasher) Reset() {
h.hasher.Reset()
}
func (h *testHasher) Update(key, val []byte) {
h.hasher.Write(key)
h.hasher.Write(val)
}
func (h *testHasher) Hash() common.Hash {
return common.BytesToHash(h.hasher.Sum(nil))
}
func makeBenchBlock() *Block {
var (
key, _ = crypto.GenerateKey()
txs = make([]*Transaction, 70)
receipts = make([]*Receipt, len(txs))
signer = LatestSigner(params.TestChainConfig)
uncles = make([]*Header, 3)
)
header := &Header{
Difficulty: math.BigPow(11, 11),
Number: math.BigPow(2, 9),
GasLimit: 12345678,
GasUsed: 1476322,
Time: big.NewInt(9876543),
Extra: []byte("coolest block on chain"),
}
for i := range txs {
amount := math.BigPow(2, int64(i))
price := big.NewInt(300000)
data := make([]byte, 100)
tx := NewTransaction(uint64(i), common.Address{}, amount, 123457, price, data)
signedTx, err := SignTx(tx, signer, key)
if err != nil {
panic(err)
}
txs[i] = signedTx
receipts[i] = NewReceipt(make([]byte, 32), false, tx.Gas())
}
for i := range uncles {
uncles[i] = &Header{
Difficulty: math.BigPow(11, 11),
Number: math.BigPow(2, 9),
GasLimit: 12345678,
GasUsed: 1476322,
Time: big.NewInt(9876543),
Extra: []byte("benchmark uncle"),
}
}
return NewBlock(header, txs, uncles, receipts)
}

43
core/types/gen_access_tuple.go Normal file
View file

@ -0,0 +1,43 @@
// Code generated by github.com/fjl/gencodec. DO NOT EDIT.
package types
import (
"encoding/json"
"errors"
"github.com/XinFinOrg/XDPoSChain/common"
)
// MarshalJSON marshals as JSON.
func (a AccessTuple) MarshalJSON() ([]byte, error) {
type AccessTuple struct {
Address common.Address `json:"address" gencodec:"required"`
StorageKeys []common.Hash `json:"storageKeys" gencodec:"required"`
}
var enc AccessTuple
enc.Address = a.Address
enc.StorageKeys = a.StorageKeys
return json.Marshal(&enc)
}
// UnmarshalJSON unmarshals from JSON.
func (a *AccessTuple) UnmarshalJSON(input []byte) error {
type AccessTuple struct {
Address *common.Address `json:"address" gencodec:"required"`
StorageKeys []common.Hash `json:"storageKeys" gencodec:"required"`
}
var dec AccessTuple
if err := json.Unmarshal(input, &dec); err != nil {
return err
}
if dec.Address == nil {
return errors.New("missing required field 'address' for AccessTuple")
}
a.Address = *dec.Address
if dec.StorageKeys == nil {
return errors.New("missing required field 'storageKeys' for AccessTuple")
}
a.StorageKeys = dec.StorageKeys
return nil
}

8
core/types/gen_receipt_json.go
View file

@ -13,8 +13,10 @@ import (
var _ = (*receiptMarshaling)(nil)
// MarshalJSON marshals as JSON.
func (r Receipt) MarshalJSON() ([]byte, error) {
type Receipt struct {
Type hexutil.Uint64 `json:"type,omitempty"`
PostState hexutil.Bytes `json:"root"`
Status hexutil.Uint `json:"status"`
CumulativeGasUsed hexutil.Uint64 `json:"cumulativeGasUsed" gencodec:"required"`
@ -28,6 +30,7 @@ func (r Receipt) MarshalJSON() ([]byte, error) {
TransactionIndex hexutil.Uint `json:"transactionIndex"`
}
var enc Receipt
enc.Type = hexutil.Uint64(r.Type)
enc.PostState = r.PostState
enc.Status = hexutil.Uint(r.Status)
enc.CumulativeGasUsed = hexutil.Uint64(r.CumulativeGasUsed)
@ -42,8 +45,10 @@ func (r Receipt) MarshalJSON() ([]byte, error) {
return json.Marshal(&enc)
}
// UnmarshalJSON unmarshals from JSON.
func (r *Receipt) UnmarshalJSON(input []byte) error {
type Receipt struct {
Type *hexutil.Uint64 `json:"type,omitempty"`
PostState *hexutil.Bytes `json:"root"`
Status *hexutil.Uint `json:"status"`
CumulativeGasUsed *hexutil.Uint64 `json:"cumulativeGasUsed" gencodec:"required"`
@ -60,6 +65,9 @@ func (r *Receipt) UnmarshalJSON(input []byte) error {
if err := json.Unmarshal(input, &dec); err != nil {
return err
}
if dec.Type != nil {
r.Type = uint8(*dec.Type)
}
if dec.PostState != nil {
r.PostState = *dec.PostState
}

101
core/types/gen_tx_json.go
View file

@ -1,101 +0,0 @@
// Code generated by github.com/fjl/gencodec. DO NOT EDIT.
package types
import (
"encoding/json"
"errors"
"math/big"
"github.com/XinFinOrg/XDPoSChain/common"
"github.com/XinFinOrg/XDPoSChain/common/hexutil"
)
var _ = (*txdataMarshaling)(nil)
// MarshalJSON marshals as JSON.
func (t txdata) MarshalJSON() ([]byte, error) {
type txdata struct {
AccountNonce hexutil.Uint64 `json:"nonce" gencodec:"required"`
Price *hexutil.Big `json:"gasPrice" gencodec:"required"`
GasLimit hexutil.Uint64 `json:"gas" gencodec:"required"`
Recipient *common.Address `json:"to" rlp:"nil"`
Amount *hexutil.Big `json:"value" gencodec:"required"`
Payload hexutil.Bytes `json:"input" gencodec:"required"`
V *hexutil.Big `json:"v" gencodec:"required"`
R *hexutil.Big `json:"r" gencodec:"required"`
S *hexutil.Big `json:"s" gencodec:"required"`
Hash *common.Hash `json:"hash" rlp:"-"`
}
var enc txdata
enc.AccountNonce = hexutil.Uint64(t.AccountNonce)
enc.Price = (*hexutil.Big)(t.Price)
enc.GasLimit = hexutil.Uint64(t.GasLimit)
enc.Recipient = t.Recipient
enc.Amount = (*hexutil.Big)(t.Amount)
enc.Payload = t.Payload
enc.V = (*hexutil.Big)(t.V)
enc.R = (*hexutil.Big)(t.R)
enc.S = (*hexutil.Big)(t.S)
enc.Hash = t.Hash
return json.Marshal(&enc)
}
// UnmarshalJSON unmarshals from JSON.
func (t *txdata) UnmarshalJSON(input []byte) error {
type txdata struct {
AccountNonce *hexutil.Uint64 `json:"nonce" gencodec:"required"`
Price *hexutil.Big `json:"gasPrice" gencodec:"required"`
GasLimit *hexutil.Uint64 `json:"gas" gencodec:"required"`
Recipient *common.Address `json:"to" rlp:"nil"`
Amount *hexutil.Big `json:"value" gencodec:"required"`
Payload *hexutil.Bytes `json:"input" gencodec:"required"`
V *hexutil.Big `json:"v" gencodec:"required"`
R *hexutil.Big `json:"r" gencodec:"required"`
S *hexutil.Big `json:"s" gencodec:"required"`
Hash *common.Hash `json:"hash" rlp:"-"`
}
var dec txdata
if err := json.Unmarshal(input, &dec); err != nil {
return err
}
if dec.AccountNonce == nil {
return errors.New("missing required field 'nonce' for txdata")
}
t.AccountNonce = uint64(*dec.AccountNonce)
if dec.Price == nil {
return errors.New("missing required field 'gasPrice' for txdata")
}
t.Price = (*big.Int)(dec.Price)
if dec.GasLimit == nil {
return errors.New("missing required field 'gas' for txdata")
}
t.GasLimit = uint64(*dec.GasLimit)
if dec.Recipient != nil {
t.Recipient = dec.Recipient
}
if dec.Amount == nil {
return errors.New("missing required field 'value' for txdata")
}
t.Amount = (*big.Int)(dec.Amount)
if dec.Payload == nil {
return errors.New("missing required field 'input' for txdata")
}
t.Payload = *dec.Payload
if dec.V == nil {
return errors.New("missing required field 'v' for txdata")
}
t.V = (*big.Int)(dec.V)
if dec.R == nil {
return errors.New("missing required field 'r' for txdata")
}
t.R = (*big.Int)(dec.R)
if dec.S == nil {
return errors.New("missing required field 's' for txdata")
}
t.S = (*big.Int)(dec.S)
if dec.Hash != nil {
t.Hash = dec.Hash
}
return nil
}

59
core/types/hashing.go Normal file
View file

@ -0,0 +1,59 @@
// Copyright 2014 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 types
import (
"bytes"
"sync"
"github.com/XinFinOrg/XDPoSChain/common"
"github.com/XinFinOrg/XDPoSChain/crypto"
"github.com/XinFinOrg/XDPoSChain/rlp"
"golang.org/x/crypto/sha3"
)
// hasherPool holds LegacyKeccak256 hashers for rlpHash.
var hasherPool = sync.Pool{
New: func() interface{} { return sha3.NewLegacyKeccak256() },
}
// deriveBufferPool holds temporary encoder buffers for DeriveSha and TX encoding.
var encodeBufferPool = sync.Pool{
New: func() interface{} { return new(bytes.Buffer) },
}
// rlpHash encodes x and hashes the encoded bytes.
func rlpHash(x interface{}) (h common.Hash) {
sha := hasherPool.Get().(crypto.KeccakState)
defer hasherPool.Put(sha)
sha.Reset()
rlp.Encode(sha, x)
sha.Read(h[:])
return h
}
// prefixedRlpHash writes the prefix into the hasher before rlp-encoding x.
// It's used for typed transactions.
func prefixedRlpHash(prefix byte, x interface{}) (h common.Hash) {
sha := hasherPool.Get().(crypto.KeccakState)
defer hasherPool.Put(sha)
sha.Reset()
sha.Write([]byte{prefix})
rlp.Encode(sha, x)
sha.Read(h[:])
return h
}

111
core/types/legacy_tx.go Normal file
View file

@ -0,0 +1,111 @@
// Copyright 2020 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 types
import (
"math/big"
"github.com/XinFinOrg/XDPoSChain/common"
)
// LegacyTx is the transaction data of regular Ethereum transactions.
type LegacyTx struct {
Nonce uint64 // nonce of sender account
GasPrice *big.Int // wei per gas
Gas uint64 // gas limit
To *common.Address `rlp:"nil"` // nil means contract creation
Value *big.Int // wei amount
Data []byte // contract invocation input data
V, R, S *big.Int // signature values
}
// NewTransaction creates an unsigned legacy transaction.
// Deprecated: use NewTx instead.
func NewTransaction(nonce uint64, to common.Address, amount *big.Int, gasLimit uint64, gasPrice *big.Int, data []byte) *Transaction {
return NewTx(&LegacyTx{
Nonce: nonce,
To: &to,
Value: amount,
Gas: gasLimit,
GasPrice: gasPrice,
Data: data,
})
}
// NewContractCreation creates an unsigned legacy transaction.
// Deprecated: use NewTx instead.
func NewContractCreation(nonce uint64, amount *big.Int, gasLimit uint64, gasPrice *big.Int, data []byte) *Transaction {
return NewTx(&LegacyTx{
Nonce: nonce,
Value: amount,
Gas: gasLimit,
GasPrice: gasPrice,
Data: data,
})
}
// copy creates a deep copy of the transaction data and initializes all fields.
func (tx *LegacyTx) copy() TxData {
cpy := &LegacyTx{
Nonce: tx.Nonce,
To: tx.To, // TODO: copy pointed-to address
Data: common.CopyBytes(tx.Data),
Gas: tx.Gas,
// These are initialized below.
Value: new(big.Int),
GasPrice: new(big.Int),
V: new(big.Int),
R: new(big.Int),
S: new(big.Int),
}
if tx.Value != nil {
cpy.Value.Set(tx.Value)
}
if tx.GasPrice != nil {
cpy.GasPrice.Set(tx.GasPrice)
}
if tx.V != nil {
cpy.V.Set(tx.V)
}
if tx.R != nil {
cpy.R.Set(tx.R)
}
if tx.S != nil {
cpy.S.Set(tx.S)
}
return cpy
}
// accessors for innerTx.
func (tx *LegacyTx) txType() byte { return LegacyTxType }
func (tx *LegacyTx) chainID() *big.Int { return deriveChainId(tx.V) }
func (tx *LegacyTx) accessList() AccessList { return nil }
func (tx *LegacyTx) data() []byte { return tx.Data }
func (tx *LegacyTx) gas() uint64 { return tx.Gas }
func (tx *LegacyTx) gasPrice() *big.Int { return tx.GasPrice }
func (tx *LegacyTx) value() *big.Int { return tx.Value }
func (tx *LegacyTx) nonce() uint64 { return tx.Nonce }
func (tx *LegacyTx) to() *common.Address { return tx.To }
func (tx *LegacyTx) rawSignatureValues() (v, r, s *big.Int) {
return tx.V, tx.R, tx.S
}
func (tx *LegacyTx) setSignatureValues(chainID, v, r, s *big.Int) {
tx.V, tx.R, tx.S = v, r, s
}

144
core/types/receipt.go
View file

@ -18,6 +18,7 @@ package types
import (
"bytes"
"errors"
"fmt"
"io"
"math/big"
@ -35,6 +36,9 @@ var (
receiptStatusSuccessfulRLP = []byte{0x01}
)
// This error is returned when a typed receipt is decoded, but the string is empty.
var errEmptyTypedReceipt = errors.New("empty typed receipt bytes")
const (
// ReceiptStatusFailed is the status code of a transaction if execution failed.
ReceiptStatusFailed = uint(0)
@ -46,6 +50,7 @@ const (
// Receipt represents the results of a transaction.
type Receipt struct {
// Consensus fields: These fields are defined by the Yellow Paper
Type uint8 `json:"type,omitempty"`
PostState []byte `json:"root"`
Status uint `json:"status"`
CumulativeGasUsed uint64 `json:"cumulativeGasUsed" gencodec:"required"`
@ -66,6 +71,7 @@ type Receipt struct {
}
type receiptMarshaling struct {
Type hexutil.Uint64
PostState hexutil.Bytes
Status hexutil.Uint
CumulativeGasUsed hexutil.Uint64
@ -82,7 +88,18 @@ type receiptRLP struct {
Logs []*Log
}
type receiptStorageRLP struct {
// v4StoredReceiptRLP is the storage encoding of a receipt used in database version 4.
type v4StoredReceiptRLP struct {
PostStateOrStatus []byte
CumulativeGasUsed uint64
TxHash common.Hash
ContractAddress common.Address
Logs []*LogForStorage
GasUsed uint64
}
// v3StoredReceiptRLP is the original storage encoding of a receipt including some unnecessary fields.
type v3StoredReceiptRLP struct {
PostStateOrStatus []byte
CumulativeGasUsed uint64
Bloom Bloom
@ -93,8 +110,13 @@ type receiptStorageRLP struct {
}
// NewReceipt creates a barebone transaction receipt, copying the init fields.
// Deprecated: create receipts using a struct literal instead.
func NewReceipt(root []byte, failed bool, cumulativeGasUsed uint64) *Receipt {
r := &Receipt{PostState: common.CopyBytes(root), CumulativeGasUsed: cumulativeGasUsed}
r := &Receipt{
Type: LegacyTxType,
PostState: common.CopyBytes(root),
CumulativeGasUsed: cumulativeGasUsed,
}
if failed {
r.Status = ReceiptStatusFailed
} else {
@ -106,21 +128,65 @@ func NewReceipt(root []byte, failed bool, cumulativeGasUsed uint64) *Receipt {
// EncodeRLP implements rlp.Encoder, and flattens the consensus fields of a receipt
// into an RLP stream. If no post state is present, byzantium fork is assumed.
func (r *Receipt) EncodeRLP(w io.Writer) error {
return rlp.Encode(w, &receiptRLP{r.statusEncoding(), r.CumulativeGasUsed, r.Bloom, r.Logs})
data := &receiptRLP{r.statusEncoding(), r.CumulativeGasUsed, r.Bloom, r.Logs}
if r.Type == LegacyTxType {
return rlp.Encode(w, data)
}
// It's an EIP-2718 typed TX receipt.
if r.Type != AccessListTxType {
return ErrTxTypeNotSupported
}
buf := encodeBufferPool.Get().(*bytes.Buffer)
defer encodeBufferPool.Put(buf)
buf.Reset()
buf.WriteByte(r.Type)
if err := rlp.Encode(buf, data); err != nil {
return err
}
return rlp.Encode(w, buf.Bytes())
}
// DecodeRLP implements rlp.Decoder, and loads the consensus fields of a receipt
// from an RLP stream.
func (r *Receipt) DecodeRLP(s *rlp.Stream) error {
var dec receiptRLP
if err := s.Decode(&dec); err != nil {
kind, _, err := s.Kind()
switch {
case err != nil:
return err
case kind == rlp.List:
// It's a legacy receipt.
var dec receiptRLP
if err := s.Decode(&dec); err != nil {
return err
}
r.Type = LegacyTxType
return r.setFromRLP(dec)
case kind == rlp.String:
// It's an EIP-2718 typed tx receipt.
b, err := s.Bytes()
if err != nil {
return err
}
if len(b) == 0 {
return errEmptyTypedReceipt
}
r.Type = b[0]
if r.Type == AccessListTxType {
var dec receiptRLP
if err := rlp.DecodeBytes(b[1:], &dec); err != nil {
return err
}
return r.setFromRLP(dec)
}
return ErrTxTypeNotSupported
default:
return rlp.ErrExpectedList
}
if err := r.setStatus(dec.PostStateOrStatus); err != nil {
return err
}
r.CumulativeGasUsed, r.Bloom, r.Logs = dec.CumulativeGasUsed, dec.Bloom, dec.Logs
return nil
}
func (r *Receipt) setFromRLP(data receiptRLP) error {
r.CumulativeGasUsed, r.Bloom, r.Logs = data.CumulativeGasUsed, data.Bloom, data.Logs
return r.setStatus(data.PostStateOrStatus)
}
func (r *Receipt) setStatus(postStateOrStatus []byte) error {
@ -151,7 +217,6 @@ func (r *Receipt) statusEncoding() []byte {
// to approximate and limit the memory consumption of various caches.
func (r *Receipt) Size() common.StorageSize {
size := common.StorageSize(unsafe.Sizeof(*r)) + common.StorageSize(len(r.PostState))
size += common.StorageSize(len(r.Logs)) * common.StorageSize(unsafe.Sizeof(Log{}))
for _, log := range r.Logs {
size += common.StorageSize(len(log.Topics)*common.HashLength + len(log.Data))
@ -174,7 +239,7 @@ type ReceiptForStorage Receipt
// EncodeRLP implements rlp.Encoder, and flattens all content fields of a receipt
// into an RLP stream.
func (r *ReceiptForStorage) EncodeRLP(w io.Writer) error {
enc := &receiptStorageRLP{
enc := &v3StoredReceiptRLP{
PostStateOrStatus: (*Receipt)(r).statusEncoding(),
CumulativeGasUsed: r.CumulativeGasUsed,
Bloom: r.Bloom,
@ -192,25 +257,64 @@ func (r *ReceiptForStorage) EncodeRLP(w io.Writer) error {
// DecodeRLP implements rlp.Decoder, and loads both consensus and implementation
// fields of a receipt from an RLP stream.
func (r *ReceiptForStorage) DecodeRLP(s *rlp.Stream) error {
var dec receiptStorageRLP
if err := s.Decode(&dec); err != nil {
// Retrieve the entire receipt blob as we need to try multiple decoders
blob, err := s.Raw()
if err != nil {
return err
}
if err := (*Receipt)(r).setStatus(dec.PostStateOrStatus); err != nil {
// Try decoding from the newest format for future proofness, then the older one
// for old nodes that just upgraded. V4 was an intermediate unreleased format so
// we do need to decode it, but it's not common (try last).
if err := decodeV3StoredReceiptRLP(r, blob); err == nil {
return nil
}
return decodeV4StoredReceiptRLP(r, blob)
}
func decodeV3StoredReceiptRLP(r *ReceiptForStorage, blob []byte) error {
var stored v3StoredReceiptRLP
if err := rlp.DecodeBytes(blob, &stored); err != nil {
return err
}
if err := (*Receipt)(r).setStatus(stored.PostStateOrStatus); err != nil {
return err
}
// Assign the consensus fields
r.CumulativeGasUsed, r.Bloom = dec.CumulativeGasUsed, dec.Bloom
r.Logs = make([]*Log, len(dec.Logs))
for i, log := range dec.Logs {
r.CumulativeGasUsed = stored.CumulativeGasUsed
r.Bloom = stored.Bloom
r.Logs = make([]*Log, len(stored.Logs))
for i, log := range stored.Logs {
r.Logs[i] = (*Log)(log)
}
// Assign the implementation fields
r.TxHash, r.ContractAddress, r.GasUsed = dec.TxHash, dec.ContractAddress, dec.GasUsed
r.TxHash = stored.TxHash
r.ContractAddress = stored.ContractAddress
r.GasUsed = stored.GasUsed
return nil
}
// Receipts is a wrapper around a Receipt array to implement DerivableList.
func decodeV4StoredReceiptRLP(r *ReceiptForStorage, blob []byte) error {
var stored v4StoredReceiptRLP
if err := rlp.DecodeBytes(blob, &stored); err != nil {
return err
}
if err := (*Receipt)(r).setStatus(stored.PostStateOrStatus); err != nil {
return err
}
r.CumulativeGasUsed = stored.CumulativeGasUsed
r.TxHash = stored.TxHash
r.ContractAddress = stored.ContractAddress
r.GasUsed = stored.GasUsed
r.Logs = make([]*Log, len(stored.Logs))
for i, log := range stored.Logs {
r.Logs[i] = (*Log)(log)
}
r.Bloom = CreateBloom(Receipts{(*Receipt)(r)})
return nil
}
// Receipts implements DerivableList for receipts.
type Receipts []*Receipt
// Len returns the number of receipts in this list.

170
core/types/receipt_test.go Normal file
View file

@ -0,0 +1,170 @@
// Copyright 2019 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 types
import (
"bytes"
"math/big"
"reflect"
"testing"
"github.com/XinFinOrg/XDPoSChain/common"
"github.com/XinFinOrg/XDPoSChain/rlp"
)
func TestDecodeEmptyTypedReceipt(t *testing.T) {
input := []byte{0x80}
var r Receipt
err := rlp.DecodeBytes(input, &r)
if err != errEmptyTypedReceipt {
t.Fatal("wrong error:", err)
}
}
func TestLegacyReceiptDecoding(t *testing.T) {
tests := []struct {
name string
encode func(*Receipt) ([]byte, error)
}{
{
"V4StoredReceiptRLP",
encodeAsV4StoredReceiptRLP,
},
{
"V3StoredReceiptRLP",
encodeAsV3StoredReceiptRLP,
},
}
tx := NewTransaction(1, common.HexToAddress("0x1"), big.NewInt(1), 1, big.NewInt(1), nil)
receipt := &Receipt{
Status: ReceiptStatusFailed,
CumulativeGasUsed: 1,
Logs: []*Log{
{
Address: common.BytesToAddress([]byte{0x11}),
Topics: []common.Hash{common.HexToHash("dead"), common.HexToHash("beef")},
Data: []byte{0x01, 0x00, 0xff},
},
{
Address: common.BytesToAddress([]byte{0x01, 0x11}),
Topics: []common.Hash{common.HexToHash("dead"), common.HexToHash("beef")},
Data: []byte{0x01, 0x00, 0xff},
},
},
TxHash: tx.Hash(),
ContractAddress: common.BytesToAddress([]byte{0x01, 0x11, 0x11}),
GasUsed: 111111,
}
receipt.Bloom = CreateBloom(Receipts{receipt})
for _, tc := range tests {
t.Run(tc.name, func(t *testing.T) {
enc, err := tc.encode(receipt)
if err != nil {
t.Fatalf("Error encoding receipt: %v", err)
}
var dec ReceiptForStorage
if err := rlp.DecodeBytes(enc, &dec); err != nil {
t.Fatalf("Error decoding RLP receipt: %v", err)
}
// Check whether all consensus fields are correct.
if dec.Status != receipt.Status {
t.Fatalf("Receipt status mismatch, want %v, have %v", receipt.Status, dec.Status)
}
if dec.CumulativeGasUsed != receipt.CumulativeGasUsed {
t.Fatalf("Receipt CumulativeGasUsed mismatch, want %v, have %v", receipt.CumulativeGasUsed, dec.CumulativeGasUsed)
}
if dec.Bloom != receipt.Bloom {
t.Fatalf("Bloom data mismatch, want %v, have %v", receipt.Bloom, dec.Bloom)
}
if len(dec.Logs) != len(receipt.Logs) {
t.Fatalf("Receipt log number mismatch, want %v, have %v", len(receipt.Logs), len(dec.Logs))
}
for i := 0; i < len(dec.Logs); i++ {
if dec.Logs[i].Address != receipt.Logs[i].Address {
t.Fatalf("Receipt log %d address mismatch, want %v, have %v", i, receipt.Logs[i].Address, dec.Logs[i].Address)
}
if !reflect.DeepEqual(dec.Logs[i].Topics, receipt.Logs[i].Topics) {
t.Fatalf("Receipt log %d topics mismatch, want %v, have %v", i, receipt.Logs[i].Topics, dec.Logs[i].Topics)
}
if !bytes.Equal(dec.Logs[i].Data, receipt.Logs[i].Data) {
t.Fatalf("Receipt log %d data mismatch, want %v, have %v", i, receipt.Logs[i].Data, dec.Logs[i].Data)
}
}
})
}
}
func encodeAsV4StoredReceiptRLP(want *Receipt) ([]byte, error) {
stored := &v4StoredReceiptRLP{
PostStateOrStatus: want.statusEncoding(),
CumulativeGasUsed: want.CumulativeGasUsed,
TxHash: want.TxHash,
ContractAddress: want.ContractAddress,
Logs: make([]*LogForStorage, len(want.Logs)),
GasUsed: want.GasUsed,
}
for i, log := range want.Logs {
stored.Logs[i] = (*LogForStorage)(log)
}
return rlp.EncodeToBytes(stored)
}
func encodeAsV3StoredReceiptRLP(want *Receipt) ([]byte, error) {
stored := &v3StoredReceiptRLP{
PostStateOrStatus: want.statusEncoding(),
CumulativeGasUsed: want.CumulativeGasUsed,
Bloom: want.Bloom,
TxHash: want.TxHash,
ContractAddress: want.ContractAddress,
Logs: make([]*LogForStorage, len(want.Logs)),
GasUsed: want.GasUsed,
}
for i, log := range want.Logs {
stored.Logs[i] = (*LogForStorage)(log)
}
return rlp.EncodeToBytes(stored)
}
// TestTypedReceiptEncodingDecoding reproduces a flaw that existed in the receipt
// rlp decoder, which failed due to a shadowing error.
func TestTypedReceiptEncodingDecoding(t *testing.T) {
var payload = common.FromHex("f9043eb9010c01f90108018262d4b9010000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000c0b9010c01f901080182cd14b9010000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000c0b9010d01f901090183013754b9010000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000c0b9010d01f90109018301a194b9010000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000c0")
check := func(bundle []*Receipt) {
t.Helper()
for i, receipt := range bundle {
if got, want := receipt.Type, uint8(1); got != want {
t.Fatalf("bundle %d: got %x, want %x", i, got, want)
}
}
}
{
var bundle []*Receipt
rlp.DecodeBytes(payload, &bundle)
check(bundle)
}
{
var bundle []*Receipt
r := bytes.NewReader(payload)
s := rlp.NewStream(r, uint64(len(payload)))
if err := s.Decode(&bundle); err != nil {
t.Fatal(err)
}
check(bundle)
}
}

515
core/types/transaction.go
View file

@ -24,9 +24,9 @@ import (
"io"
"math/big"
"sync/atomic"
"time"
"github.com/XinFinOrg/XDPoSChain/common"
"github.com/XinFinOrg/XDPoSChain/common/hexutil"
"github.com/XinFinOrg/XDPoSChain/crypto"
"github.com/XinFinOrg/XDPoSChain/rlp"
)
@ -35,6 +35,15 @@ import (
var (
ErrInvalidSig = errors.New("invalid transaction v, r, s values")
ErrUnexpectedProtection = errors.New("transaction type does not supported EIP-155 protected signatures")
ErrInvalidTxType = errors.New("transaction type not valid in this context")
ErrTxTypeNotSupported = errors.New("transaction type not supported")
ErrGasFeeCapTooLow = errors.New("fee cap less than base fee")
errShortTypedTx = errors.New("typed transaction too short")
errInvalidYParity = errors.New("'yParity' field must be 0 or 1")
errVYParityMismatch = errors.New("'v' and 'yParity' fields do not match")
errVYParityMissing = errors.New("missing 'yParity' or 'v' field in transaction")
errEmptyTypedTx = errors.New("empty typed transaction bytes")
errNoSigner = errors.New("missing signing methods")
skipNonceDestinationAddress = map[string]bool{
common.XDCXAddr: true,
@ -44,227 +53,318 @@ var (
}
)
// deriveSigner makes a *best* guess about which signer to use.
func deriveSigner(V *big.Int) Signer {
if V.Sign() != 0 && isProtectedV(V) {
return NewEIP155Signer(deriveChainId(V))
} else {
return HomesteadSigner{}
}
}
// Transaction types.
const (
LegacyTxType = iota
AccessListTxType
)
// Transaction is an Ethereum transaction.
type Transaction struct {
data txdata
inner TxData // Consensus contents of a transaction
time time.Time // Time first seen locally (spam avoidance)
// caches
hash atomic.Value
size atomic.Value
from atomic.Value
}
type txdata struct {
AccountNonce uint64 `json:"nonce" gencodec:"required"`
Price *big.Int `json:"gasPrice" gencodec:"required"`
GasLimit uint64 `json:"gas" gencodec:"required"`
Recipient *common.Address `json:"to" rlp:"nil"` // nil means contract creation
Amount *big.Int `json:"value" gencodec:"required"`
Payload []byte `json:"input" gencodec:"required"`
// Signature values
V *big.Int `json:"v" gencodec:"required"`
R *big.Int `json:"r" gencodec:"required"`
S *big.Int `json:"s" gencodec:"required"`
// This is only used when marshaling to JSON.
Hash *common.Hash `json:"hash" rlp:"-"`
// NewTx creates a new transaction.
func NewTx(inner TxData) *Transaction {
tx := new(Transaction)
tx.setDecoded(inner.copy(), 0)
return tx
}
type txdataMarshaling struct {
AccountNonce hexutil.Uint64
Price *hexutil.Big
GasLimit hexutil.Uint64
Amount *hexutil.Big
Payload hexutil.Bytes
V *hexutil.Big
R *hexutil.Big
S *hexutil.Big
// TxData is the underlying data of a transaction.
//
// This is implemented by LegacyTx and AccessListTx.
type TxData interface {
txType() byte // returns the type ID
copy() TxData // creates a deep copy and initializes all fields
chainID() *big.Int
accessList() AccessList
data() []byte
gas() uint64
gasPrice() *big.Int
value() *big.Int
nonce() uint64
to() *common.Address
rawSignatureValues() (v, r, s *big.Int)
setSignatureValues(chainID, v, r, s *big.Int)
}
func NewTransaction(nonce uint64, to common.Address, amount *big.Int, gasLimit uint64, gasPrice *big.Int, data []byte) *Transaction {
return newTransaction(nonce, &to, amount, gasLimit, gasPrice, data)
}
func NewContractCreation(nonce uint64, amount *big.Int, gasLimit uint64, gasPrice *big.Int, data []byte) *Transaction {
return newTransaction(nonce, nil, amount, gasLimit, gasPrice, data)
}
func newTransaction(nonce uint64, to *common.Address, amount *big.Int, gasLimit uint64, gasPrice *big.Int, data []byte) *Transaction {
if len(data) > 0 {
data = common.CopyBytes(data)
// EncodeRLP implements rlp.Encoder
func (tx *Transaction) EncodeRLP(w io.Writer) error {
if tx.Type() == LegacyTxType {
return rlp.Encode(w, tx.inner)
}
d := txdata{
AccountNonce: nonce,
Recipient: to,
Payload: data,
Amount: new(big.Int),
GasLimit: gasLimit,
Price: new(big.Int),
V: new(big.Int),
R: new(big.Int),
S: new(big.Int),
// It's an EIP-2718 typed TX envelope.
buf := encodeBufferPool.Get().(*bytes.Buffer)
defer encodeBufferPool.Put(buf)
buf.Reset()
if err := tx.encodeTyped(buf); err != nil {
return err
}
if amount != nil {
d.Amount.Set(amount)
return rlp.Encode(w, buf.Bytes())
}
// encodeTyped writes the canonical encoding of a typed transaction to w.
func (tx *Transaction) encodeTyped(w *bytes.Buffer) error {
w.WriteByte(tx.Type())
return rlp.Encode(w, tx.inner)
}
// MarshalBinary returns the canonical encoding of the transaction.
// For legacy transactions, it returns the RLP encoding. For EIP-2718 typed
// transactions, it returns the type and payload.
func (tx *Transaction) MarshalBinary() ([]byte, error) {
if tx.Type() == LegacyTxType {
return rlp.EncodeToBytes(tx.inner)
}
if gasPrice != nil {
d.Price.Set(gasPrice)
var buf bytes.Buffer
err := tx.encodeTyped(&buf)
return buf.Bytes(), err
}
// DecodeRLP implements rlp.Decoder
func (tx *Transaction) DecodeRLP(s *rlp.Stream) error {
kind, size, err := s.Kind()
switch {
case err != nil:
return err
case kind == rlp.List:
// It's a legacy transaction.
var inner LegacyTx
err := s.Decode(&inner)
if err == nil {
tx.setDecoded(&inner, int(rlp.ListSize(size)))
}
return err
case kind == rlp.String:
// It's an EIP-2718 typed TX envelope.
var b []byte
if b, err = s.Bytes(); err != nil {
return err
}
inner, err := tx.decodeTyped(b)
if err == nil {
tx.setDecoded(inner, len(b))
}
return err
default:
return rlp.ErrExpectedList
}
}
// UnmarshalBinary decodes the canonical encoding of transactions.
// It supports legacy RLP transactions and EIP2718 typed transactions.
func (tx *Transaction) UnmarshalBinary(b []byte) error {
if len(b) > 0 && b[0] > 0x7f {
// It's a legacy transaction.
var data LegacyTx
err := rlp.DecodeBytes(b, &data)
if err != nil {
return err
}
tx.setDecoded(&data, len(b))
return nil
}
// It's an EIP2718 typed transaction envelope.
inner, err := tx.decodeTyped(b)
if err != nil {
return err
}
tx.setDecoded(inner, len(b))
return nil
}
// decodeTyped decodes a typed transaction from the canonical format.
func (tx *Transaction) decodeTyped(b []byte) (TxData, error) {
if len(b) == 0 {
return nil, errEmptyTypedTx
}
switch b[0] {
case AccessListTxType:
var inner AccessListTx
err := rlp.DecodeBytes(b[1:], &inner)
return &inner, err
default:
return nil, ErrTxTypeNotSupported
}
}
// setDecoded sets the inner transaction and size after decoding.
func (tx *Transaction) setDecoded(inner TxData, size int) {
tx.inner = inner
tx.time = time.Now()
if size > 0 {
tx.size.Store(common.StorageSize(size))
}
}
func sanityCheckSignature(v *big.Int, r *big.Int, s *big.Int, maybeProtected bool) error {
if isProtectedV(v) && !maybeProtected {
return ErrUnexpectedProtection
}
return &Transaction{data: d}
}
var plainV byte
if isProtectedV(v) {
chainID := deriveChainId(v).Uint64()
plainV = byte(v.Uint64() - 35 - 2*chainID)
} else if maybeProtected {
// Only EIP-155 signatures can be optionally protected. Since
// we determined this v value is not protected, it must be a
// raw 27 or 28.
plainV = byte(v.Uint64() - 27)
} else {
// If the signature is not optionally protected, we assume it
// must already be equal to the recovery id.
plainV = byte(v.Uint64())
}
if !crypto.ValidateSignatureValues(plainV, r, s, false) {
return ErrInvalidSig
}
// ChainId returns which chain id this transaction was signed for (if at all)
func (tx *Transaction) ChainId() *big.Int {
return deriveChainId(tx.data.V)
}
// Protected returns whether the transaction is protected from replay protection.
func (tx *Transaction) Protected() bool {
return isProtectedV(tx.data.V)
return nil
}
func isProtectedV(V *big.Int) bool {
if V.BitLen() <= 8 {
v := V.Uint64()
return v != 27 && v != 28
return v != 27 && v != 28 && v != 1 && v != 0
}
// anything not 27 or 28 are considered unprotected
// anything not 27 or 28 is considered protected
return true
}
// EncodeRLP implements rlp.Encoder
func (tx *Transaction) EncodeRLP(w io.Writer) error {
return rlp.Encode(w, &tx.data)
}
// DecodeRLP implements rlp.Decoder
func (tx *Transaction) DecodeRLP(s *rlp.Stream) error {
_, size, _ := s.Kind()
err := s.Decode(&tx.data)
if err == nil {
tx.size.Store(common.StorageSize(rlp.ListSize(size)))
// Protected says whether the transaction is replay-protected.
func (tx *Transaction) Protected() bool {
switch tx := tx.inner.(type) {
case *LegacyTx:
return tx.V != nil && isProtectedV(tx.V)
default:
return true
}
return err
}
// MarshalJSON encodes the web3 RPC transaction format.
func (tx *Transaction) MarshalJSON() ([]byte, error) {
hash := tx.Hash()
data := tx.data
data.Hash = &hash
return data.MarshalJSON()
// Type returns the transaction type.
func (tx *Transaction) Type() uint8 {
return tx.inner.txType()
}
// UnmarshalJSON decodes the web3 RPC transaction format.
func (tx *Transaction) UnmarshalJSON(input []byte) error {
var dec txdata
if err := dec.UnmarshalJSON(input); err != nil {
return err
}
var V byte
if isProtectedV(dec.V) {
chainID := deriveChainId(dec.V).Uint64()
V = byte(dec.V.Uint64() - 35 - 2*chainID)
} else {
V = byte(dec.V.Uint64() - 27)
}
if !crypto.ValidateSignatureValues(V, dec.R, dec.S, false) {
return ErrInvalidSig
}
*tx = Transaction{data: dec}
return nil
// ChainId returns the EIP155 chain ID of the transaction. The return value will always be
// non-nil. For legacy transactions which are not replay-protected, the return value is
// zero.
func (tx *Transaction) ChainId() *big.Int {
return tx.inner.chainID()
}
func (tx *Transaction) Data() []byte { return common.CopyBytes(tx.data.Payload) }
func (tx *Transaction) Gas() uint64 { return tx.data.GasLimit }
func (tx *Transaction) GasPrice() *big.Int { return new(big.Int).Set(tx.data.Price) }
func (tx *Transaction) GasPriceCmp(other *Transaction) int {
return tx.data.Price.Cmp(other.data.Price)
}
func (tx *Transaction) GasPriceIntCmp(other *big.Int) int {
return tx.data.Price.Cmp(other)
}
func (tx *Transaction) Value() *big.Int { return new(big.Int).Set(tx.data.Amount) }
func (tx *Transaction) Nonce() uint64 { return tx.data.AccountNonce }
func (tx *Transaction) CheckNonce() bool { return true }
// Data returns the input data of the transaction.
func (tx *Transaction) Data() []byte { return tx.inner.data() }
// AccessList returns the access list of the transaction.
func (tx *Transaction) AccessList() AccessList { return tx.inner.accessList() }
// Gas returns the gas limit of the transaction.
func (tx *Transaction) Gas() uint64 { return tx.inner.gas() }
// GasPrice returns the gas price of the transaction.
func (tx *Transaction) GasPrice() *big.Int { return new(big.Int).Set(tx.inner.gasPrice()) }
// Value returns the ether amount of the transaction.
func (tx *Transaction) Value() *big.Int { return new(big.Int).Set(tx.inner.value()) }
// Nonce returns the sender account nonce of the transaction.
func (tx *Transaction) Nonce() uint64 { return tx.inner.nonce() }
// To returns the recipient address of the transaction.
// It returns nil if the transaction is a contract creation.
// For contract-creation transactions, To returns nil.
func (tx *Transaction) To() *common.Address {
if tx.data.Recipient == nil {
// Copy the pointed-to address.
ito := tx.inner.to()
if ito == nil {
return nil
}
to := *tx.data.Recipient
return &to
cpy := *ito
return &cpy
}
func (tx *Transaction) From() *common.Address {
if tx.data.V != nil {
signer := deriveSigner(tx.data.V)
if f, err := Sender(signer, tx); err != nil {
return nil
} else {
return &f
}
var signer Signer
if tx.Protected() {
signer = LatestSignerForChainID(tx.ChainId())
} else {
signer = HomesteadSigner{}
}
from, err := Sender(signer, tx)
if err != nil {
return nil
}
return &from
}
// Hash hashes the RLP encoding of tx.
// It uniquely identifies the transaction.
// RawSignatureValues returns the V, R, S signature values of the transaction.
// The return values should not be modified by the caller.
func (tx *Transaction) RawSignatureValues() (v, r, s *big.Int) {
return tx.inner.rawSignatureValues()
}
// GasPriceCmp compares the gas prices of two transactions.
func (tx *Transaction) GasPriceCmp(other *Transaction) int {
return tx.inner.gasPrice().Cmp(other.inner.gasPrice())
}
// GasPriceIntCmp compares the gas price of the transaction against the given price.
func (tx *Transaction) GasPriceIntCmp(other *big.Int) int {
return tx.inner.gasPrice().Cmp(other)
}
// Hash returns the transaction hash.
func (tx *Transaction) Hash() common.Hash {
if hash := tx.hash.Load(); hash != nil {
return hash.(common.Hash)
}
v := rlpHash(tx)
tx.hash.Store(v)
return v
}
func (tx *Transaction) CacheHash() {
v := rlpHash(tx)
tx.hash.Store(v)
var h common.Hash
if tx.Type() == LegacyTxType {
h = rlpHash(tx.inner)
} else {
h = prefixedRlpHash(tx.Type(), tx.inner)
}
tx.hash.Store(h)
return h
}
// Size returns the true RLP encoded storage size of the transaction, either by
// encoding and returning it, or returning a previsouly cached value.
// encoding and returning it, or returning a previously cached value.
func (tx *Transaction) Size() common.StorageSize {
if size := tx.size.Load(); size != nil {
return size.(common.StorageSize)
}
c := writeCounter(0)
rlp.Encode(&c, &tx.data)
rlp.Encode(&c, &tx.inner)
tx.size.Store(common.StorageSize(c))
return common.StorageSize(c)
}
// AsMessage returns the transaction as a core.Message.
//
// AsMessage requires a signer to derive the sender.
//
// XXX Rename message to something less arbitrary?
func (tx *Transaction) AsMessage(s Signer, balanceFee *big.Int, number *big.Int) (Message, error) {
msg := Message{
nonce: tx.data.AccountNonce,
gasLimit: tx.data.GasLimit,
gasPrice: new(big.Int).Set(tx.data.Price),
to: tx.data.Recipient,
amount: tx.data.Amount,
data: tx.data.Payload,
nonce: tx.Nonce(),
gasLimit: tx.Gas(),
gasPrice: new(big.Int).Set(tx.GasPrice()),
to: tx.To(),
amount: tx.Value(),
data: tx.Data(),
accessList: tx.AccessList(),
checkNonce: true,
balanceTokenFee: balanceFee,
}
var err error
msg.from, err = Sender(s, tx)
if balanceFee != nil {
@ -280,35 +380,31 @@ func (tx *Transaction) AsMessage(s Signer, balanceFee *big.Int, number *big.Int)
}
// WithSignature returns a new transaction with the given signature.
// This signature needs to be formatted as described in the yellow paper (v+27).
// This signature needs to be in the [R || S || V] format where V is 0 or 1.
func (tx *Transaction) WithSignature(signer Signer, sig []byte) (*Transaction, error) {
r, s, v, err := signer.SignatureValues(tx, sig)
if err != nil {
return nil, err
}
cpy := &Transaction{data: tx.data}
cpy.data.R, cpy.data.S, cpy.data.V = r, s, v
return cpy, nil
cpy := tx.inner.copy()
cpy.setSignatureValues(signer.ChainID(), v, r, s)
return &Transaction{inner: cpy, time: tx.time}, nil
}
// Cost returns amount + gasprice * gaslimit.
// Cost returns gas * gasPrice + value.
func (tx *Transaction) Cost() *big.Int {
total := new(big.Int).Mul(tx.data.Price, new(big.Int).SetUint64(tx.data.GasLimit))
total.Add(total, tx.data.Amount)
total := new(big.Int).Mul(tx.GasPrice(), new(big.Int).SetUint64(tx.Gas()))
total.Add(total, tx.Value())
return total
}
// Cost returns amount + gasprice * gaslimit.
// TxCost returns gas * gasPrice + value.
func (tx *Transaction) TxCost(number *big.Int) *big.Int {
total := new(big.Int).Mul(common.GetGasPrice(number), new(big.Int).SetUint64(tx.data.GasLimit))
total.Add(total, tx.data.Amount)
total := new(big.Int).Mul(common.GetGasPrice(number), new(big.Int).SetUint64(tx.Gas()))
total.Add(total, tx.Value())
return total
}
func (tx *Transaction) RawSignatureValues() (*big.Int, *big.Int, *big.Int) {
return tx.data.V, tx.data.R, tx.data.S
}
func (tx *Transaction) IsSpecialTransaction() bool {
if tx.To() == nil {
return false
@ -479,25 +575,24 @@ func (tx *Transaction) IsXDCZApplyTransaction() bool {
func (tx *Transaction) String() string {
var from, to string
if tx.data.V != nil {
// make a best guess about the signer and use that to derive
// the sender.
signer := deriveSigner(tx.data.V)
if f, err := Sender(signer, tx); err != nil { // derive but don't cache
from = "[invalid sender: invalid sig]"
} else {
from = fmt.Sprintf("%x", f[:])
}
sender := tx.From()
if sender != nil {
from = fmt.Sprintf("%x", sender[:])
} else {
from = "[invalid sender: nil V field]"
from = "[invalid sender]"
}
if tx.data.Recipient == nil {
receiver := tx.To()
if receiver == nil {
to = "[contract creation]"
} else {
to = fmt.Sprintf("%x", tx.data.Recipient[:])
to = fmt.Sprintf("%x", receiver[:])
}
enc, _ := rlp.EncodeToBytes(&tx.data)
enc, _ := rlp.EncodeToBytes(tx.Data())
v, r, s := tx.RawSignatureValues()
return fmt.Sprintf(`
TX(%x)
Contract: %v
@ -514,17 +609,17 @@ func (tx *Transaction) String() string {
Hex: %x
`,
tx.Hash(),
tx.data.Recipient == nil,
receiver == nil,
from,
to,
tx.data.AccountNonce,
tx.data.Price,
tx.data.GasLimit,
tx.data.Amount,
tx.data.Payload,
tx.data.V,
tx.data.R,
tx.data.S,
tx.Nonce(),
tx.GasPrice(),
tx.Gas(),
tx.Value(),
tx.Data(),
v,
r,
s,
enc,
)
}
@ -568,40 +663,47 @@ func TxDifference(a, b Transactions) (keep Transactions) {
type TxByNonce Transactions
func (s TxByNonce) Len() int { return len(s) }
func (s TxByNonce) Less(i, j int) bool { return s[i].data.AccountNonce < s[j].data.AccountNonce }
func (s TxByNonce) Less(i, j int) bool { return s[i].Nonce() < s[j].Nonce() }
func (s TxByNonce) Swap(i, j int) { s[i], s[j] = s[j], s[i] }
// TxByPrice implements both the sort and the heap interface, making it useful
// TxByPriceAndTime implements both the sort and the heap interface, making it useful
// for all at once sorting as well as individually adding and removing elements.
type TxByPrice struct {
type TxByPriceAndTime struct {
txs Transactions
payersSwap map[common.Address]*big.Int
}
func (s TxByPrice) Len() int { return len(s.txs) }
func (s TxByPrice) Less(i, j int) bool {
i_price := s.txs[i].data.Price
func (s TxByPriceAndTime) Len() int { return len(s.txs) }
func (s TxByPriceAndTime) Less(i, j int) bool {
i_price := s.txs[i].GasPrice()
if s.txs[i].To() != nil {
if _, ok := s.payersSwap[*s.txs[i].To()]; ok {
i_price = common.TRC21GasPrice
}
}
j_price := s.txs[j].data.Price
j_price := s.txs[j].GasPrice()
if s.txs[j].To() != nil {
if _, ok := s.payersSwap[*s.txs[j].To()]; ok {
j_price = common.TRC21GasPrice
}
}
return i_price.Cmp(j_price) > 0
}
func (s TxByPrice) Swap(i, j int) { s.txs[i], s.txs[j] = s.txs[j], s.txs[i] }
func (s *TxByPrice) Push(x interface{}) {
// If the prices are equal, use the time the transaction was first seen for
// deterministic sorting
cmp := i_price.Cmp(j_price)
if cmp == 0 {
return s.txs[i].time.Before(s.txs[j].time)
}
return cmp > 0
}
func (s TxByPriceAndTime) Swap(i, j int) { s.txs[i], s.txs[j] = s.txs[j], s.txs[i] }
func (s *TxByPriceAndTime) Push(x interface{}) {
s.txs = append(s.txs, x.(*Transaction))
}
func (s *TxByPrice) Pop() interface{} {
func (s *TxByPriceAndTime) Pop() interface{} {
old := s.txs
n := len(old)
x := old[n-1]
@ -614,7 +716,7 @@ func (s *TxByPrice) Pop() interface{} {
// entire batches of transactions for non-executable accounts.
type TransactionsByPriceAndNonce struct {
txs map[common.Address]Transactions // Per account nonce-sorted list of transactions
heads TxByPrice // Next transaction for each unique account (price heap)
heads TxByPriceAndTime // Next transaction for each unique account (price heap)
signer Signer // Signer for the set of transactions
}
@ -623,11 +725,11 @@ type TransactionsByPriceAndNonce struct {
//
// Note, the input map is reowned so the caller should not interact any more with
// if after providing it to the constructor.
//
// It also classifies special txs and normal txs
func NewTransactionsByPriceAndNonce(signer Signer, txs map[common.Address]Transactions, signers map[common.Address]struct{}, payersSwap map[common.Address]*big.Int) (*TransactionsByPriceAndNonce, Transactions) {
// Initialize a price based heap with the head transactions
heads := TxByPrice{}
// Initialize a price and received time based heap with the head transactions
heads := TxByPriceAndTime{}
heads.payersSwap = payersSwap
specialTxs := Transactions{}
for _, accTxs := range txs {
@ -704,11 +806,12 @@ type Message struct {
gasLimit uint64
gasPrice *big.Int
data []byte
accessList AccessList
checkNonce bool
balanceTokenFee *big.Int
}
func NewMessage(from common.Address, to *common.Address, nonce uint64, amount *big.Int, gasLimit uint64, gasPrice *big.Int, data []byte, checkNonce bool, balanceTokenFee *big.Int, number *big.Int) Message {
func NewMessage(from common.Address, to *common.Address, nonce uint64, amount *big.Int, gasLimit uint64, gasPrice *big.Int, data []byte, accessList AccessList, checkNonce bool, balanceTokenFee *big.Int, number *big.Int) Message {
if balanceTokenFee != nil {
gasPrice = common.GetGasPrice(number)
}
@ -720,6 +823,7 @@ func NewMessage(from common.Address, to *common.Address, nonce uint64, amount *b
gasLimit: gasLimit,
gasPrice: gasPrice,
data: data,
accessList: accessList,
checkNonce: checkNonce,
balanceTokenFee: balanceTokenFee,
}
@ -734,5 +838,6 @@ func (m Message) Gas() uint64 { return m.gasLimit }
func (m Message) Nonce() uint64 { return m.nonce }
func (m Message) Data() []byte { return m.data }
func (m Message) CheckNonce() bool { return m.checkNonce }
func (m Message) AccessList() AccessList { return m.accessList }
func (m *Message) SetNonce(nonce uint64) { m.nonce = nonce }

187
core/types/transaction_marshalling.go Normal file
View file

@ -0,0 +1,187 @@
package types
import (
"encoding/json"
"errors"
"math/big"
"github.com/XinFinOrg/XDPoSChain/common"
"github.com/XinFinOrg/XDPoSChain/common/hexutil"
)
// txJSON is the JSON representation of transactions.
type txJSON struct {
Type hexutil.Uint64 `json:"type"`
// Common transaction fields:
Nonce *hexutil.Uint64 `json:"nonce"`
GasPrice *hexutil.Big `json:"gasPrice"`
Gas *hexutil.Uint64 `json:"gas"`
Value *hexutil.Big `json:"value"`
Data *hexutil.Bytes `json:"input"`
V *hexutil.Big `json:"v"`
R *hexutil.Big `json:"r"`
S *hexutil.Big `json:"s"`
To *common.Address `json:"to"`
// Access list transaction fields:
ChainID *hexutil.Big `json:"chainId,omitempty"`
AccessList *AccessList `json:"accessList,omitempty"`
// Only used for encoding:
Hash common.Hash `json:"hash"`
}
// MarshalJSON marshals as JSON with a hash.
func (t *Transaction) MarshalJSON() ([]byte, error) {
var enc txJSON
// These are set for all tx types.
enc.Hash = t.Hash()
enc.Type = hexutil.Uint64(t.Type())
// Other fields are set conditionally depending on tx type.
switch tx := t.inner.(type) {
case *LegacyTx:
enc.Nonce = (*hexutil.Uint64)(&tx.Nonce)
enc.Gas = (*hexutil.Uint64)(&tx.Gas)
enc.GasPrice = (*hexutil.Big)(tx.GasPrice)
enc.Value = (*hexutil.Big)(tx.Value)
enc.Data = (*hexutil.Bytes)(&tx.Data)
enc.To = t.To()
enc.V = (*hexutil.Big)(tx.V)
enc.R = (*hexutil.Big)(tx.R)
enc.S = (*hexutil.Big)(tx.S)
case *AccessListTx:
enc.ChainID = (*hexutil.Big)(tx.ChainID)
enc.AccessList = &tx.AccessList
enc.Nonce = (*hexutil.Uint64)(&tx.Nonce)
enc.Gas = (*hexutil.Uint64)(&tx.Gas)
enc.GasPrice = (*hexutil.Big)(tx.GasPrice)
enc.Value = (*hexutil.Big)(tx.Value)
enc.Data = (*hexutil.Bytes)(&tx.Data)
enc.To = t.To()
enc.V = (*hexutil.Big)(tx.V)
enc.R = (*hexutil.Big)(tx.R)
enc.S = (*hexutil.Big)(tx.S)
}
return json.Marshal(&enc)
}
// UnmarshalJSON unmarshals from JSON.
func (t *Transaction) UnmarshalJSON(input []byte) error {
var dec txJSON
if err := json.Unmarshal(input, &dec); err != nil {
return err
}
// Decode / verify fields according to transaction type.
var inner TxData
switch dec.Type {
case LegacyTxType:
var itx LegacyTx
inner = &itx
if dec.To != nil {
itx.To = dec.To
}
if dec.Nonce == nil {
return errors.New("missing required field 'nonce' in transaction")
}
itx.Nonce = uint64(*dec.Nonce)
if dec.GasPrice == nil {
return errors.New("missing required field 'gasPrice' in transaction")
}
itx.GasPrice = (*big.Int)(dec.GasPrice)
if dec.Gas == nil {
return errors.New("missing required field 'gas' in transaction")
}
itx.Gas = uint64(*dec.Gas)
if dec.Value == nil {
return errors.New("missing required field 'value' in transaction")
}
itx.Value = (*big.Int)(dec.Value)
if dec.Data == nil {
return errors.New("missing required field 'input' in transaction")
}
itx.Data = *dec.Data
if dec.V == nil {
return errors.New("missing required field 'v' in transaction")
}
itx.V = (*big.Int)(dec.V)
if dec.R == nil {
return errors.New("missing required field 'r' in transaction")
}
itx.R = (*big.Int)(dec.R)
if dec.S == nil {
return errors.New("missing required field 's' in transaction")
}
itx.S = (*big.Int)(dec.S)
withSignature := itx.V.Sign() != 0 || itx.R.Sign() != 0 || itx.S.Sign() != 0
if withSignature {
if err := sanityCheckSignature(itx.V, itx.R, itx.S, true); err != nil {
return err
}
}
case AccessListTxType:
var itx AccessListTx
inner = &itx
// Access list is optional for now.
if dec.AccessList != nil {
itx.AccessList = *dec.AccessList
}
if dec.ChainID == nil {
return errors.New("missing required field 'chainId' in transaction")
}
itx.ChainID = (*big.Int)(dec.ChainID)
if dec.To != nil {
itx.To = dec.To
}
if dec.Nonce == nil {
return errors.New("missing required field 'nonce' in transaction")
}
itx.Nonce = uint64(*dec.Nonce)
if dec.GasPrice == nil {
return errors.New("missing required field 'gasPrice' in transaction")
}
itx.GasPrice = (*big.Int)(dec.GasPrice)
if dec.Gas == nil {
return errors.New("missing required field 'gas' in transaction")
}
itx.Gas = uint64(*dec.Gas)
if dec.Value == nil {
return errors.New("missing required field 'value' in transaction")
}
itx.Value = (*big.Int)(dec.Value)
if dec.Data == nil {
return errors.New("missing required field 'input' in transaction")
}
itx.Data = *dec.Data
if dec.V == nil {
return errors.New("missing required field 'v' in transaction")
}
itx.V = (*big.Int)(dec.V)
if dec.R == nil {
return errors.New("missing required field 'r' in transaction")
}
itx.R = (*big.Int)(dec.R)
if dec.S == nil {
return errors.New("missing required field 's' in transaction")
}
itx.S = (*big.Int)(dec.S)
withSignature := itx.V.Sign() != 0 || itx.R.Sign() != 0 || itx.S.Sign() != 0
if withSignature {
if err := sanityCheckSignature(itx.V, itx.R, itx.S, false); err != nil {
return err
}
}
default:
return ErrTxTypeNotSupported
}
// Now set the inner transaction.
t.setDecoded(inner, 0)
// TODO: check hash here?
return nil
}

250
core/types/transaction_signing.go
View file

@ -27,9 +27,8 @@ import (
"github.com/XinFinOrg/XDPoSChain/params"
)
var (
ErrInvalidChainId = errors.New("invalid chain id for signer")
)
var ErrInvalidChainId = errors.New("invalid chain id for signer")
var ErrInvalidNilTx = errors.New("invalid nil tx")
// sigCache is used to cache the derived sender and contains
// the signer used to derive it.
@ -42,6 +41,8 @@ type sigCache struct {
func MakeSigner(config *params.ChainConfig, blockNumber *big.Int) Signer {
var signer Signer
switch {
case config.IsEIP1559(blockNumber):
signer = NewEIP2930Signer(config.ChainId)
case config.IsEIP155(blockNumber):
signer = NewEIP155Signer(config.ChainId)
case config.IsHomestead(blockNumber):
@ -52,7 +53,40 @@ func MakeSigner(config *params.ChainConfig, blockNumber *big.Int) Signer {
return signer
}
// SignTx signs the transaction using the given signer and private key
// LatestSigner returns the 'most permissive' Signer available for the given chain
// configuration. Specifically, this enables support of EIP-155 replay protection and
// EIP-2930 access list transactions when their respective forks are scheduled to occur at
// any block number in the chain config.
//
// Use this in transaction-handling code where the current block number is unknown. If you
// have the current block number available, use MakeSigner instead.
func LatestSigner(config *params.ChainConfig) Signer {
if config.ChainId != nil {
if common.Eip1559Block.Uint64() != 9999999999 || config.Eip1559Block != nil {
return NewEIP2930Signer(config.ChainId)
}
if config.EIP155Block != nil {
return NewEIP155Signer(config.ChainId)
}
}
return HomesteadSigner{}
}
// LatestSignerForChainID returns the 'most permissive' Signer available. Specifically,
// this enables support for EIP-155 replay protection and all implemented EIP-2718
// transaction types if chainID is non-nil.
//
// Use this in transaction-handling code where the current block number and fork
// configuration are unknown. If you have a ChainConfig, use LatestSigner instead.
// If you have a ChainConfig and know the current block number, use MakeSigner instead.
func LatestSignerForChainID(chainID *big.Int) Signer {
if chainID == nil {
return HomesteadSigner{}
}
return NewEIP2930Signer(chainID)
}
// SignTx signs the transaction using the given signer and private key.
func SignTx(tx *Transaction, s Signer, prv *ecdsa.PrivateKey) (*Transaction, error) {
h := s.Hash(tx)
sig, err := crypto.Sign(h[:], prv)
@ -62,6 +96,27 @@ func SignTx(tx *Transaction, s Signer, prv *ecdsa.PrivateKey) (*Transaction, err
return tx.WithSignature(s, sig)
}
// SignNewTx creates a transaction and signs it.
func SignNewTx(prv *ecdsa.PrivateKey, s Signer, txdata TxData) (*Transaction, error) {
tx := NewTx(txdata)
h := s.Hash(tx)
sig, err := crypto.Sign(h[:], prv)
if err != nil {
return nil, err
}
return tx.WithSignature(s, sig)
}
// MustSignNewTx creates a transaction and signs it.
// This panics if the transaction cannot be signed.
func MustSignNewTx(prv *ecdsa.PrivateKey, s Signer, txdata TxData) *Transaction {
tx, err := SignNewTx(prv, s, txdata)
if err != nil {
panic(err)
}
return tx
}
// Sender returns the address derived from the signature (V, R, S) using secp256k1
// elliptic curve and an error if it failed deriving or upon an incorrect
// signature.
@ -70,6 +125,10 @@ func SignTx(tx *Transaction, s Signer, prv *ecdsa.PrivateKey) (*Transaction, err
// signing method. The cache is invalidated if the cached signer does
// not match the signer used in the current call.
func Sender(signer Signer, tx *Transaction) (common.Address, error) {
if tx == nil {
return common.Address{}, ErrInvalidNilTx
}
if sc := tx.from.Load(); sc != nil {
sigCache := sc.(sigCache)
// If the signer used to derive from in a previous
@ -88,21 +147,112 @@ func Sender(signer Signer, tx *Transaction) (common.Address, error) {
return addr, nil
}
// Signer encapsulates transaction signature handling. Note that this interface is not a
// stable API and may change at any time to accommodate new protocol rules.
// Signer encapsulates transaction signature handling. The name of this type is slightly
// misleading because Signers don't actually sign, they're just for validating and
// processing of signatures.
//
// Note that this interface is not a stable API and may change at any time to accommodate
// new protocol rules.
type Signer interface {
// Sender returns the sender address of the transaction.
Sender(tx *Transaction) (common.Address, error)
// SignatureValues returns the raw R, S, V values corresponding to the
// given signature.
SignatureValues(tx *Transaction, sig []byte) (r, s, v *big.Int, err error)
// Hash returns the hash to be signed.
ChainID() *big.Int
// Hash returns 'signature hash', i.e. the transaction hash that is signed by the
// private key. This hash does not uniquely identify the transaction.
Hash(tx *Transaction) common.Hash
// Equal returns true if the given signer is the same as the receiver.
Equal(Signer) bool
}
// EIP155Transaction implements Signer using the EIP155 rules.
type eip2930Signer struct{ EIP155Signer }
// NewEIP2930Signer returns a signer that accepts EIP-2930 access list transactions,
// EIP-155 replay protected transactions, and legacy Homestead transactions.
func NewEIP2930Signer(chainId *big.Int) Signer {
return eip2930Signer{NewEIP155Signer(chainId)}
}
func (s eip2930Signer) ChainID() *big.Int {
return s.chainId
}
func (s eip2930Signer) Equal(s2 Signer) bool {
x, ok := s2.(eip2930Signer)
return ok && x.chainId.Cmp(s.chainId) == 0
}
func (s eip2930Signer) Sender(tx *Transaction) (common.Address, error) {
V, R, S := tx.RawSignatureValues()
switch tx.Type() {
case LegacyTxType:
return s.EIP155Signer.Sender(tx)
case AccessListTxType:
// ACL txs are defined to use 0 and 1 as their recovery id, add
// 27 to become equivalent to unprotected Homestead signatures.
V = new(big.Int).Add(V, big.NewInt(27))
default:
return common.Address{}, ErrTxTypeNotSupported
}
if tx.ChainId().Cmp(s.chainId) != 0 {
return common.Address{}, ErrInvalidChainId
}
return recoverPlain(s.Hash(tx), R, S, V, true)
}
func (s eip2930Signer) SignatureValues(tx *Transaction, sig []byte) (R, S, V *big.Int, err error) {
switch txdata := tx.inner.(type) {
case *LegacyTx:
return s.EIP155Signer.SignatureValues(tx, sig)
case *AccessListTx:
// Check that chain ID of tx matches the signer. We also accept ID zero here,
// because it indicates that the chain ID was not specified in the tx.
if txdata.ChainID.Sign() != 0 && txdata.ChainID.Cmp(s.chainId) != 0 {
return nil, nil, nil, ErrInvalidChainId
}
R, S, _ = decodeSignature(sig)
V = big.NewInt(int64(sig[64]))
default:
return nil, nil, nil, ErrTxTypeNotSupported
}
return R, S, V, nil
}
// Hash returns the hash to be signed by the sender.
// It does not uniquely identify the transaction.
func (s eip2930Signer) Hash(tx *Transaction) common.Hash {
switch tx.Type() {
case LegacyTxType:
return s.EIP155Signer.Hash(tx)
case AccessListTxType:
return prefixedRlpHash(
tx.Type(),
[]interface{}{
s.chainId,
tx.Nonce(),
tx.GasPrice(),
tx.Gas(),
tx.To(),
tx.Value(),
tx.Data(),
tx.AccessList(),
})
default:
// This _should_ not happen, but in case someone sends in a bad
// json struct via RPC, it's probably more prudent to return an
// empty hash instead of killing the node with a panic
//panic("Unsupported transaction type: %d", tx.typ)
return common.Hash{}
}
}
// EIP155Signer implements Signer using the EIP-155 rules. This accepts transactions which
// are replay-protected as well as unprotected homestead transactions.
type EIP155Signer struct {
chainId, chainIdMul *big.Int
}
@ -117,6 +267,10 @@ func NewEIP155Signer(chainId *big.Int) EIP155Signer {
}
}
func (s EIP155Signer) ChainID() *big.Int {
return s.chainId
}
func (s EIP155Signer) Equal(s2 Signer) bool {
eip155, ok := s2.(EIP155Signer)
return ok && eip155.chainId.Cmp(s.chainId) == 0
@ -125,24 +279,28 @@ func (s EIP155Signer) Equal(s2 Signer) bool {
var big8 = big.NewInt(8)
func (s EIP155Signer) Sender(tx *Transaction) (common.Address, error) {
if tx.Type() != LegacyTxType {
return common.Address{}, ErrTxTypeNotSupported
}
if !tx.Protected() {
return HomesteadSigner{}.Sender(tx)
}
if tx.ChainId().Cmp(s.chainId) != 0 {
return common.Address{}, ErrInvalidChainId
}
V := new(big.Int).Sub(tx.data.V, s.chainIdMul)
V, R, S := tx.RawSignatureValues()
V = new(big.Int).Sub(V, s.chainIdMul)
V.Sub(V, big8)
return recoverPlain(s.Hash(tx), tx.data.R, tx.data.S, V, true)
return recoverPlain(s.Hash(tx), R, S, V, true)
}
// WithSignature returns a new transaction with the given signature. This signature
// SignatureValues returns signature values. This signature
// needs to be in the [R || S || V] format where V is 0 or 1.
func (s EIP155Signer) SignatureValues(tx *Transaction, sig []byte) (R, S, V *big.Int, err error) {
R, S, V, err = HomesteadSigner{}.SignatureValues(tx, sig)
if err != nil {
return nil, nil, nil, err
if tx.Type() != LegacyTxType {
return nil, nil, nil, ErrTxTypeNotSupported
}
R, S, V = decodeSignature(sig)
if s.chainId.Sign() != 0 {
V = big.NewInt(int64(sig[64] + 35))
V.Add(V, s.chainIdMul)
@ -154,12 +312,12 @@ func (s EIP155Signer) SignatureValues(tx *Transaction, sig []byte) (R, S, V *big
// It does not uniquely identify the transaction.
func (s EIP155Signer) Hash(tx *Transaction) common.Hash {
return rlpHash([]interface{}{
tx.data.AccountNonce,
tx.data.Price,
tx.data.GasLimit,
tx.data.Recipient,
tx.data.Amount,
tx.data.Payload,
tx.Nonce(),
tx.GasPrice(),
tx.Gas(),
tx.To(),
tx.Value(),
tx.Data(),
s.chainId, uint(0), uint(0),
})
}
@ -168,6 +326,10 @@ func (s EIP155Signer) Hash(tx *Transaction) common.Hash {
// homestead rules.
type HomesteadSigner struct{ FrontierSigner }
func (s HomesteadSigner) ChainID() *big.Int {
return nil
}
func (s HomesteadSigner) Equal(s2 Signer) bool {
_, ok := s2.(HomesteadSigner)
return ok
@ -180,25 +342,39 @@ func (hs HomesteadSigner) SignatureValues(tx *Transaction, sig []byte) (r, s, v
}
func (hs HomesteadSigner) Sender(tx *Transaction) (common.Address, error) {
return recoverPlain(hs.Hash(tx), tx.data.R, tx.data.S, tx.data.V, true)
if tx.Type() != LegacyTxType {
return common.Address{}, ErrTxTypeNotSupported
}
v, r, s := tx.RawSignatureValues()
return recoverPlain(hs.Hash(tx), r, s, v, true)
}
type FrontierSigner struct{}
func (s FrontierSigner) ChainID() *big.Int {
return nil
}
func (s FrontierSigner) Equal(s2 Signer) bool {
_, ok := s2.(FrontierSigner)
return ok
}
func (fs FrontierSigner) Sender(tx *Transaction) (common.Address, error) {
if tx.Type() != LegacyTxType {
return common.Address{}, ErrTxTypeNotSupported
}
v, r, s := tx.RawSignatureValues()
return recoverPlain(fs.Hash(tx), r, s, v, false)
}
// SignatureValues returns signature values. This signature
// needs to be in the [R || S || V] format where V is 0 or 1.
func (fs FrontierSigner) SignatureValues(tx *Transaction, sig []byte) (r, s, v *big.Int, err error) {
if len(sig) != 65 {
panic(fmt.Sprintf("wrong size for signature: got %d, want 65", len(sig)))
if tx.Type() != LegacyTxType {
return nil, nil, nil, ErrTxTypeNotSupported
}
r = new(big.Int).SetBytes(sig[:32])
s = new(big.Int).SetBytes(sig[32:64])
v = new(big.Int).SetBytes([]byte{sig[64] + 27})
r, s, v = decodeSignature(sig)
return r, s, v, nil
}
@ -206,17 +382,23 @@ func (fs FrontierSigner) SignatureValues(tx *Transaction, sig []byte) (r, s, v *
// It does not uniquely identify the transaction.
func (fs FrontierSigner) Hash(tx *Transaction) common.Hash {
return rlpHash([]interface{}{
tx.data.AccountNonce,
tx.data.Price,
tx.data.GasLimit,
tx.data.Recipient,
tx.data.Amount,
tx.data.Payload,
tx.Nonce(),
tx.GasPrice(),
tx.Gas(),
tx.To(),
tx.Value(),
tx.Data(),
})
}
func (fs FrontierSigner) Sender(tx *Transaction) (common.Address, error) {
return recoverPlain(fs.Hash(tx), tx.data.R, tx.data.S, tx.data.V, false)
func decodeSignature(sig []byte) (r, s, v *big.Int) {
if len(sig) != crypto.SignatureLength {
panic(fmt.Sprintf("wrong size for signature: got %d, want %d", len(sig), crypto.SignatureLength))
}
r = new(big.Int).SetBytes(sig[:32])
s = new(big.Int).SetBytes(sig[32:64])
v = new(big.Int).SetBytes([]byte{sig[64] + 27})
return r, s, v
}
func recoverPlain(sighash common.Hash, R, S, Vb *big.Int, homestead bool) (common.Address, error) {

314
core/types/transaction_test.go
View file

@ -20,8 +20,12 @@ import (
"bytes"
"crypto/ecdsa"
"encoding/json"
"errors"
"fmt"
"math/big"
"reflect"
"testing"
"time"
"github.com/XinFinOrg/XDPoSChain/common"
"github.com/XinFinOrg/XDPoSChain/crypto"
@ -31,6 +35,8 @@ import (
// The values in those tests are from the Transaction Tests
// at github.com/ethereum/tests.
var (
testAddr = common.HexToAddress("b94f5374fce5edbc8e2a8697c15331677e6ebf0b")
emptyTx = NewTransaction(
0,
common.HexToAddress("095e7baea6a6c7c4c2dfeb977efac326af552d87"),
@ -40,7 +46,7 @@ var (
rightvrsTx, _ = NewTransaction(
3,
common.HexToAddress("b94f5374fce5edbc8e2a8697c15331677e6ebf0b"),
testAddr,
big.NewInt(10),
2000,
big.NewInt(1),
@ -49,8 +55,32 @@ var (
HomesteadSigner{},
common.Hex2Bytes("98ff921201554726367d2be8c804a7ff89ccf285ebc57dff8ae4c44b9c19ac4a8887321be575c8095f789dd4c743dfe42c1820f9231f98a962b210e3ac2452a301"),
)
emptyEip2718Tx = NewTx(&AccessListTx{
ChainID: big.NewInt(1),
Nonce: 3,
To: &testAddr,
Value: big.NewInt(10),
Gas: 25000,
GasPrice: big.NewInt(1),
Data: common.FromHex("5544"),
})
signedEip2718Tx, _ = emptyEip2718Tx.WithSignature(
NewEIP2930Signer(big.NewInt(1)),
common.Hex2Bytes("c9519f4f2b30335884581971573fadf60c6204f59a911df35ee8a540456b266032f1e8e2c5dd761f9e4f88f41c8310aeaba26a8bfcdacfedfa12ec3862d3752101"),
)
)
func TestDecodeEmptyTypedTx(t *testing.T) {
input := []byte{0x80}
var tx Transaction
err := rlp.DecodeBytes(input, &tx)
if err != errEmptyTypedTx {
t.Fatal("wrong error:", err)
}
}
func TestTransactionSigHash(t *testing.T) {
var homestead HomesteadSigner
if homestead.Hash(emptyTx) != common.HexToHash("c775b99e7ad12f50d819fcd602390467e28141316969f4b57f0626f74fe3b386") {
@ -72,6 +102,117 @@ func TestTransactionEncode(t *testing.T) {
}
}
func TestEIP2718TransactionSigHash(t *testing.T) {
s := NewEIP2930Signer(big.NewInt(1))
if s.Hash(emptyEip2718Tx) != common.HexToHash("49b486f0ec0a60dfbbca2d30cb07c9e8ffb2a2ff41f29a1ab6737475f6ff69f3") {
t.Errorf("empty EIP-2718 transaction hash mismatch, got %x", s.Hash(emptyEip2718Tx))
}
if s.Hash(signedEip2718Tx) != common.HexToHash("49b486f0ec0a60dfbbca2d30cb07c9e8ffb2a2ff41f29a1ab6737475f6ff69f3") {
t.Errorf("signed EIP-2718 transaction hash mismatch, got %x", s.Hash(signedEip2718Tx))
}
}
// This test checks signature operations on access list transactions.
func TestEIP2930Signer(t *testing.T) {
var (
key, _ = crypto.HexToECDSA("b71c71a67e1177ad4e901695e1b4b9ee17ae16c6668d313eac2f96dbcda3f291")
keyAddr = crypto.PubkeyToAddress(key.PublicKey)
signer1 = NewEIP2930Signer(big.NewInt(1))
signer2 = NewEIP2930Signer(big.NewInt(2))
tx0 = NewTx(&AccessListTx{Nonce: 1})
tx1 = NewTx(&AccessListTx{ChainID: big.NewInt(1), Nonce: 1})
tx2, _ = SignNewTx(key, signer2, &AccessListTx{ChainID: big.NewInt(2), Nonce: 1})
)
tests := []struct {
tx *Transaction
signer Signer
wantSignerHash common.Hash
wantSenderErr error
wantSignErr error
wantHash common.Hash // after signing
}{
{
tx: tx0,
signer: signer1,
wantSignerHash: common.HexToHash("846ad7672f2a3a40c1f959cd4a8ad21786d620077084d84c8d7c077714caa139"),
wantSenderErr: ErrInvalidChainId,
wantHash: common.HexToHash("1ccd12d8bbdb96ea391af49a35ab641e219b2dd638dea375f2bc94dd290f2549"),
},
{
tx: tx1,
signer: signer1,
wantSenderErr: ErrInvalidSig,
wantSignerHash: common.HexToHash("846ad7672f2a3a40c1f959cd4a8ad21786d620077084d84c8d7c077714caa139"),
wantHash: common.HexToHash("1ccd12d8bbdb96ea391af49a35ab641e219b2dd638dea375f2bc94dd290f2549"),
},
{
// This checks what happens when trying to sign an unsigned tx for the wrong chain.
tx: tx1,
signer: signer2,
wantSenderErr: ErrInvalidChainId,
wantSignerHash: common.HexToHash("367967247499343401261d718ed5aa4c9486583e4d89251afce47f4a33c33362"),
wantSignErr: ErrInvalidChainId,
},
{
// This checks what happens when trying to re-sign a signed tx for the wrong chain.
tx: tx2,
signer: signer1,
wantSenderErr: ErrInvalidChainId,
wantSignerHash: common.HexToHash("846ad7672f2a3a40c1f959cd4a8ad21786d620077084d84c8d7c077714caa139"),
wantSignErr: ErrInvalidChainId,
},
}
for i, test := range tests {
sigHash := test.signer.Hash(test.tx)
if sigHash != test.wantSignerHash {
t.Errorf("test %d: wrong sig hash: got %x, want %x", i, sigHash, test.wantSignerHash)
}
sender, err := Sender(test.signer, test.tx)
if !errors.Is(err, test.wantSenderErr) {
t.Errorf("test %d: wrong Sender error %q", i, err)
}
if err == nil && sender != keyAddr {
t.Errorf("test %d: wrong sender address %x", i, sender)
}
signedTx, err := SignTx(test.tx, test.signer, key)
if !errors.Is(err, test.wantSignErr) {
t.Fatalf("test %d: wrong SignTx error %q", i, err)
}
if signedTx != nil {
if signedTx.Hash() != test.wantHash {
t.Errorf("test %d: wrong tx hash after signing: got %x, want %x", i, signedTx.Hash(), test.wantHash)
}
}
}
}
func TestEIP2718TransactionEncode(t *testing.T) {
// RLP representation
{
have, err := rlp.EncodeToBytes(signedEip2718Tx)
if err != nil {
t.Fatalf("encode error: %v", err)
}
want := common.FromHex("b86601f8630103018261a894b94f5374fce5edbc8e2a8697c15331677e6ebf0b0a825544c001a0c9519f4f2b30335884581971573fadf60c6204f59a911df35ee8a540456b2660a032f1e8e2c5dd761f9e4f88f41c8310aeaba26a8bfcdacfedfa12ec3862d37521")
if !bytes.Equal(have, want) {
t.Errorf("encoded RLP mismatch, got %x", have)
}
}
// Binary representation
{
have, err := signedEip2718Tx.MarshalBinary()
if err != nil {
t.Fatalf("encode error: %v", err)
}
want := common.FromHex("01f8630103018261a894b94f5374fce5edbc8e2a8697c15331677e6ebf0b0a825544c001a0c9519f4f2b30335884581971573fadf60c6204f59a911df35ee8a540456b2660a032f1e8e2c5dd761f9e4f88f41c8310aeaba26a8bfcdacfedfa12ec3862d37521")
if !bytes.Equal(have, want) {
t.Errorf("encoded RLP mismatch, got %x", have)
}
}
}
func decodeTx(data []byte) (*Transaction, error) {
var tx Transaction
t, err := &tx, rlp.Decode(bytes.NewReader(data), &tx)
@ -233,3 +374,174 @@ func TestTransactionJSON(t *testing.T) {
}
}
}
// Tests that if multiple transactions have the same price, the ones seen earlier
// are prioritized to avoid network spam attacks aiming for a specific ordering.
func TestTransactionTimeSort(t *testing.T) {
// Generate a batch of accounts to start with
keys := make([]*ecdsa.PrivateKey, 5)
for i := 0; i < len(keys); i++ {
keys[i], _ = crypto.GenerateKey()
}
signer := HomesteadSigner{}
// Generate a batch of transactions with overlapping prices, but different creation times
groups := map[common.Address]Transactions{}
for start, key := range keys {
addr := crypto.PubkeyToAddress(key.PublicKey)
tx, _ := SignTx(NewTransaction(0, common.Address{}, big.NewInt(100), 100, big.NewInt(1), nil), signer, key)
tx.time = time.Unix(0, int64(len(keys)-start))
groups[addr] = append(groups[addr], tx)
}
// Sort the transactions and cross check the nonce ordering
txset, _ := NewTransactionsByPriceAndNonce(signer, groups, nil, map[common.Address]*big.Int{})
txs := Transactions{}
for tx := txset.Peek(); tx != nil; tx = txset.Peek() {
txs = append(txs, tx)
txset.Shift()
}
if len(txs) != len(keys) {
t.Errorf("expected %d transactions, found %d", len(keys), len(txs))
}
for i, txi := range txs {
fromi, _ := Sender(signer, txi)
if i+1 < len(txs) {
next := txs[i+1]
fromNext, _ := Sender(signer, next)
if txi.GasPrice().Cmp(next.GasPrice()) < 0 {
t.Errorf("invalid gasprice ordering: tx #%d (A=%x P=%v) < tx #%d (A=%x P=%v)", i, fromi[:4], txi.GasPrice(), i+1, fromNext[:4], next.GasPrice())
}
// Make sure time order is ascending if the txs have the same gas price
if txi.GasPrice().Cmp(next.GasPrice()) == 0 && txi.time.After(next.time) {
t.Errorf("invalid received time ordering: tx #%d (A=%x T=%v) > tx #%d (A=%x T=%v)", i, fromi[:4], txi.time, i+1, fromNext[:4], next.time)
}
}
}
}
// TestTransactionCoding tests serializing/de-serializing to/from rlp and JSON.
func TestTransactionCoding(t *testing.T) {
key, err := crypto.GenerateKey()
if err != nil {
t.Fatalf("could not generate key: %v", err)
}
var (
signer = NewEIP2930Signer(common.Big1)
addr = common.HexToAddress("0x0000000000000000000000000000000000000001")
recipient = common.HexToAddress("095e7baea6a6c7c4c2dfeb977efac326af552d87")
accesses = AccessList{{Address: addr, StorageKeys: []common.Hash{{0}}}}
)
for i := uint64(0); i < 500; i++ {
var txdata TxData
switch i % 5 {
case 0:
// Legacy tx.
txdata = &LegacyTx{
Nonce: i,
To: &recipient,
Gas: 1,
GasPrice: big.NewInt(2),
Data: []byte("abcdef"),
}
case 1:
// Legacy tx contract creation.
txdata = &LegacyTx{
Nonce: i,
Gas: 1,
GasPrice: big.NewInt(2),
Data: []byte("abcdef"),
}
case 2:
// Tx with non-zero access list.
txdata = &AccessListTx{
ChainID: big.NewInt(1),
Nonce: i,
To: &recipient,
Gas: 123457,
GasPrice: big.NewInt(10),
AccessList: accesses,
Data: []byte("abcdef"),
}
case 3:
// Tx with empty access list.
txdata = &AccessListTx{
ChainID: big.NewInt(1),
Nonce: i,
To: &recipient,
Gas: 123457,
GasPrice: big.NewInt(10),
Data: []byte("abcdef"),
}
case 4:
// Contract creation with access list.
txdata = &AccessListTx{
ChainID: big.NewInt(1),
Nonce: i,
Gas: 123457,
GasPrice: big.NewInt(10),
AccessList: accesses,
}
}
tx, err := SignNewTx(key, signer, txdata)
if err != nil {
t.Fatalf("could not sign transaction: %v", err)
}
// RLP
parsedTx, err := encodeDecodeBinary(tx)
if err != nil {
t.Fatal(err)
}
assertEqual(parsedTx, tx)
// JSON
parsedTx, err = encodeDecodeJSON(tx)
if err != nil {
t.Fatal(err)
}
assertEqual(parsedTx, tx)
}
}
func encodeDecodeJSON(tx *Transaction) (*Transaction, error) {
data, err := json.Marshal(tx)
if err != nil {
return nil, fmt.Errorf("json encoding failed: %v", err)
}
var parsedTx = &Transaction{}
if err := json.Unmarshal(data, &parsedTx); err != nil {
return nil, fmt.Errorf("json decoding failed: %v", err)
}
return parsedTx, nil
}
func encodeDecodeBinary(tx *Transaction) (*Transaction, error) {
data, err := tx.MarshalBinary()
if err != nil {
return nil, fmt.Errorf("rlp encoding failed: %v", err)
}
var parsedTx = &Transaction{}
if err := parsedTx.UnmarshalBinary(data); err != nil {
return nil, fmt.Errorf("rlp decoding failed: %v", err)
}
return parsedTx, nil
}
func assertEqual(orig *Transaction, cpy *Transaction) error {
// compare nonce, price, gaslimit, recipient, amount, payload, V, R, S
if want, got := orig.Hash(), cpy.Hash(); want != got {
return fmt.Errorf("parsed tx differs from original tx, want %v, got %v", want, got)
}
if want, got := orig.ChainId(), cpy.ChainId(); want.Cmp(got) != 0 {
return fmt.Errorf("invalid chain id, want %d, got %d", want, got)
}
if orig.AccessList() != nil {
if !reflect.DeepEqual(orig.AccessList(), cpy.AccessList()) {
return fmt.Errorf("access list wrong!")
}
}
return nil
}

177
core/vm/access_list_tracer.go Normal file
View file

@ -0,0 +1,177 @@
// Copyright 2021 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 vm
import (
"math/big"
"time"
"github.com/XinFinOrg/XDPoSChain/common"
"github.com/XinFinOrg/XDPoSChain/core/types"
)
// accessList is an accumulator for the set of accounts and storage slots an EVM
// contract execution touches.
type accessList map[common.Address]accessListSlots
// accessListSlots is an accumulator for the set of storage slots within a single
// contract that an EVM contract execution touches.
type accessListSlots map[common.Hash]struct{}
// newAccessList creates a new accessList.
func newAccessList() accessList {
return make(map[common.Address]accessListSlots)
}
// addAddress adds an address to the accesslist.
func (al accessList) addAddress(address common.Address) {
// Set address if not previously present
if _, present := al[address]; !present {
al[address] = make(map[common.Hash]struct{})
}
}
// addSlot adds a storage slot to the accesslist.
func (al accessList) addSlot(address common.Address, slot common.Hash) {
// Set address if not previously present
al.addAddress(address)
// Set the slot on the surely existent storage set
al[address][slot] = struct{}{}
}
// equal checks if the content of the current access list is the same as the
// content of the other one.
func (al accessList) equal(other accessList) bool {
// Cross reference the accounts first
if len(al) != len(other) {
return false
}
for addr := range al {
if _, ok := other[addr]; !ok {
return false
}
}
for addr := range other {
if _, ok := al[addr]; !ok {
return false
}
}
// Accounts match, cross reference the storage slots too
for addr, slots := range al {
otherslots := other[addr]
if len(slots) != len(otherslots) {
return false
}
for hash := range slots {
if _, ok := otherslots[hash]; !ok {
return false
}
}
for hash := range otherslots {
if _, ok := slots[hash]; !ok {
return false
}
}
}
return true
}
// accesslist converts the accesslist to a types.AccessList.
func (al accessList) accessList() types.AccessList {
acl := make(types.AccessList, 0, len(al))
for addr, slots := range al {
tuple := types.AccessTuple{Address: addr}
for slot := range slots {
tuple.StorageKeys = append(tuple.StorageKeys, slot)
}
acl = append(acl, tuple)
}
return acl
}
// AccessListTracer is a tracer that accumulates touched accounts and storage
// slots into an internal set.
type AccessListTracer struct {
excl map[common.Address]struct{} // Set of account to exclude from the list
list accessList // Set of accounts and storage slots touched
}
// NewAccessListTracer creates a new tracer that can generate AccessLists.
// An optional AccessList can be specified to occupy slots and addresses in
// the resulting accesslist.
func NewAccessListTracer(acl types.AccessList, from, to common.Address, precompiles []common.Address) *AccessListTracer {
excl := map[common.Address]struct{}{
from: {}, to: {},
}
for _, addr := range precompiles {
excl[addr] = struct{}{}
}
list := newAccessList()
for _, al := range acl {
if _, ok := excl[al.Address]; !ok {
list.addAddress(al.Address)
}
for _, slot := range al.StorageKeys {
list.addSlot(al.Address, slot)
}
}
return &AccessListTracer{
excl: excl,
list: list,
}
}
func (a *AccessListTracer) CaptureStart(env *EVM, from common.Address, to common.Address, create bool, input []byte, gas uint64, value *big.Int) {
}
// CaptureState captures all opcodes that touch storage or addresses and adds them to the accesslist.
func (a *AccessListTracer) CaptureState(env *EVM, pc uint64, op OpCode, gas, cost uint64, scope *ScopeContext, rData []byte, depth int, err error) {
stack := scope.Stack
if (op == SLOAD || op == SSTORE) && stack.len() >= 1 {
slot := common.Hash(stack.data[stack.len()-1].Bytes32())
a.list.addSlot(scope.Contract.Address(), slot)
}
if (op == EXTCODECOPY || op == EXTCODEHASH || op == EXTCODESIZE || op == BALANCE || op == SELFDESTRUCT) && stack.len() >= 1 {
addr := common.Address(stack.data[stack.len()-1].Bytes20())
if _, ok := a.excl[addr]; !ok {
a.list.addAddress(addr)
}
}
if (op == DELEGATECALL || op == CALL || op == STATICCALL || op == CALLCODE) && stack.len() >= 5 {
addr := common.Address(stack.data[stack.len()-2].Bytes20())
if _, ok := a.excl[addr]; !ok {
a.list.addAddress(addr)
}
}
}
func (*AccessListTracer) CaptureFault(env *EVM, pc uint64, op OpCode, gas, cost uint64, scope *ScopeContext, depth int, err error) {
}
func (*AccessListTracer) CaptureEnd(output []byte, gasUsed uint64, t time.Duration, err error) {}
// AccessList returns the current accesslist maintained by the tracer.
func (a *AccessListTracer) AccessList() types.AccessList {
return a.list.accessList()
}
// Equal returns if the content of two access list traces are equal.
func (a *AccessListTracer) Equal(other *AccessListTracer) bool {
return a.list.equal(other.list)
}

14
core/vm/contracts.go
View file

@ -120,6 +120,20 @@ func init() {
}
}
// ActivePrecompiles returns the precompiles enabled with the current configuration.
func ActivePrecompiles(rules params.Rules) []common.Address {
switch {
case rules.IsXDCxDisable:
return PrecompiledAddressesXDCv2
case rules.IsIstanbul:
return PrecompiledAddressesIstanbul
case rules.IsByzantium:
return PrecompiledAddressesByzantium
default:
return PrecompiledAddressesHomestead
}
}
// RunPrecompiledContract runs and evaluates the output of a precompiled contract.
func RunPrecompiledContract(p PrecompiledContract, input []byte, contract *Contract) (ret []byte, err error) {
gas := p.RequiredGas(input)

18
core/vm/eips.go
View file

@ -67,9 +67,9 @@ func enable1884(jt *JumpTable) {
}
}
func opSelfBalance(pc *uint64, interpreter *EVMInterpreter, callContext *callCtx) ([]byte, error) {
balance, _ := uint256.FromBig(interpreter.evm.StateDB.GetBalance(callContext.contract.Address()))
callContext.stack.push(balance)
func opSelfBalance(pc *uint64, interpreter *EVMInterpreter, scope *ScopeContext) ([]byte, error) {
balance, _ := uint256.FromBig(interpreter.evm.StateDB.GetBalance(scope.Contract.Address()))
scope.Stack.push(balance)
return nil, nil
}
@ -86,9 +86,9 @@ func enable1344(jt *JumpTable) {
}
// opChainID implements CHAINID opcode
func opChainID(pc *uint64, interpreter *EVMInterpreter, callContext *callCtx) ([]byte, error) {
func opChainID(pc *uint64, interpreter *EVMInterpreter, scope *ScopeContext) ([]byte, error) {
chainId, _ := uint256.FromBig(interpreter.evm.chainConfig.ChainId)
callContext.stack.push(chainId)
scope.Stack.push(chainId)
return nil, nil
}
@ -149,9 +149,9 @@ func enable3198(jt *JumpTable) {
}
// opBaseFee implements BASEFEE opcode
func opBaseFee(pc *uint64, interpreter *EVMInterpreter, callContext *callCtx) ([]byte, error) {
func opBaseFee(pc *uint64, interpreter *EVMInterpreter, callContext *ScopeContext) ([]byte, error) {
baseFee, _ := uint256.FromBig(common.MinGasPrice50x)
callContext.stack.push(baseFee)
callContext.Stack.push(baseFee)
return nil, nil
}
@ -167,7 +167,7 @@ func enable3855(jt *JumpTable) {
}
// opPush0 implements the PUSH0 opcode
func opPush0(pc *uint64, interpreter *EVMInterpreter, callContext *callCtx) ([]byte, error) {
callContext.stack.push(new(uint256.Int))
func opPush0(pc *uint64, interpreter *EVMInterpreter, callContext *ScopeContext) ([]byte, error) {
callContext.Stack.push(new(uint256.Int))
return nil, nil
}

21
core/vm/evm.go
View file

@ -42,21 +42,6 @@ type (
GetHashFunc func(uint64) common.Hash
)
// ActivePrecompiles returns the addresses of the precompiles enabled with the current
// configuration
func (evm *EVM) ActivePrecompiles() []common.Address {
switch {
case evm.chainRules.IsXDCxDisable:
return PrecompiledAddressesXDCv2
case evm.chainRules.IsIstanbul:
return PrecompiledAddressesIstanbul
case evm.chainRules.IsByzantium:
return PrecompiledAddressesByzantium
default:
return PrecompiledAddressesHomestead
}
}
func (evm *EVM) precompile(addr common.Address) (PrecompiledContract, bool) {
var precompiles map[common.Address]PrecompiledContract
switch {
@ -248,7 +233,7 @@ func (evm *EVM) Call(caller ContractRef, addr common.Address, input []byte, gas
if !isPrecompile && evm.chainRules.IsEIP158 && value.Sign() == 0 {
// Calling a non existing account, don't do anything, but ping the tracer
if evm.vmConfig.Debug && evm.depth == 0 {
evm.vmConfig.Tracer.CaptureStart(caller.Address(), addr, false, input, gas, value)
evm.vmConfig.Tracer.CaptureStart(evm, caller.Address(), addr, false, input, gas, value)
evm.vmConfig.Tracer.CaptureEnd(ret, 0, 0, nil)
}
return nil, gas, nil
@ -266,7 +251,7 @@ func (evm *EVM) Call(caller ContractRef, addr common.Address, input []byte, gas
// Capture the tracer start/end events in debug mode
if evm.vmConfig.Debug && evm.depth == 0 {
evm.vmConfig.Tracer.CaptureStart(caller.Address(), addr, false, input, gas, value)
evm.vmConfig.Tracer.CaptureStart(evm, caller.Address(), addr, false, input, gas, value)
defer func() { // Lazy evaluation of the parameters
evm.vmConfig.Tracer.CaptureEnd(ret, gas-contract.Gas, time.Since(start), err)
@ -439,7 +424,7 @@ func (evm *EVM) create(caller ContractRef, codeAndHash *codeAndHash, gas uint64,
contract.SetCodeOptionalHash(&address, codeAndHash)
if evm.vmConfig.Debug && evm.depth == 0 {
evm.vmConfig.Tracer.CaptureStart(caller.Address(), address, true, codeAndHash.code, gas, value)
evm.vmConfig.Tracer.CaptureStart(evm, caller.Address(), address, true, codeAndHash.code, gas, value)
}
start := time.Now()

451
core/vm/instructions.go
View file

@ -26,68 +26,68 @@ import (
"golang.org/x/crypto/sha3"
)
func opAdd(pc *uint64, interpreter *EVMInterpreter, callContext *callCtx) ([]byte, error) {
x, y := callContext.stack.pop(), callContext.stack.peek()
func opAdd(pc *uint64, interpreter *EVMInterpreter, scope *ScopeContext) ([]byte, error) {
x, y := scope.Stack.pop(), scope.Stack.peek()
y.Add(&x, y)
return nil, nil
}
func opSub(pc *uint64, interpreter *EVMInterpreter, callContext *callCtx) ([]byte, error) {
x, y := callContext.stack.pop(), callContext.stack.peek()
func opSub(pc *uint64, interpreter *EVMInterpreter, scope *ScopeContext) ([]byte, error) {
x, y := scope.Stack.pop(), scope.Stack.peek()
y.Sub(&x, y)
return nil, nil
}
func opMul(pc *uint64, interpreter *EVMInterpreter, callContext *callCtx) ([]byte, error) {
x, y := callContext.stack.pop(), callContext.stack.peek()
func opMul(pc *uint64, interpreter *EVMInterpreter, scope *ScopeContext) ([]byte, error) {
x, y := scope.Stack.pop(), scope.Stack.peek()
y.Mul(&x, y)
return nil, nil
}
func opDiv(pc *uint64, interpreter *EVMInterpreter, callContext *callCtx) ([]byte, error) {
x, y := callContext.stack.pop(), callContext.stack.peek()
func opDiv(pc *uint64, interpreter *EVMInterpreter, scope *ScopeContext) ([]byte, error) {
x, y := scope.Stack.pop(), scope.Stack.peek()
y.Div(&x, y)
return nil, nil
}
func opSdiv(pc *uint64, interpreter *EVMInterpreter, callContext *callCtx) ([]byte, error) {
x, y := callContext.stack.pop(), callContext.stack.peek()
func opSdiv(pc *uint64, interpreter *EVMInterpreter, scope *ScopeContext) ([]byte, error) {
x, y := scope.Stack.pop(), scope.Stack.peek()
y.SDiv(&x, y)
return nil, nil
}
func opMod(pc *uint64, interpreter *EVMInterpreter, callContext *callCtx) ([]byte, error) {
x, y := callContext.stack.pop(), callContext.stack.peek()
func opMod(pc *uint64, interpreter *EVMInterpreter, scope *ScopeContext) ([]byte, error) {
x, y := scope.Stack.pop(), scope.Stack.peek()
y.Mod(&x, y)
return nil, nil
}
func opSmod(pc *uint64, interpreter *EVMInterpreter, callContext *callCtx) ([]byte, error) {
x, y := callContext.stack.pop(), callContext.stack.peek()
func opSmod(pc *uint64, interpreter *EVMInterpreter, scope *ScopeContext) ([]byte, error) {
x, y := scope.Stack.pop(), scope.Stack.peek()
y.SMod(&x, y)
return nil, nil
}
func opExp(pc *uint64, interpreter *EVMInterpreter, callContext *callCtx) ([]byte, error) {
base, exponent := callContext.stack.pop(), callContext.stack.peek()
func opExp(pc *uint64, interpreter *EVMInterpreter, scope *ScopeContext) ([]byte, error) {
base, exponent := scope.Stack.pop(), scope.Stack.peek()
exponent.Exp(&base, exponent)
return nil, nil
}
func opSignExtend(pc *uint64, interpreter *EVMInterpreter, callContext *callCtx) ([]byte, error) {
back, num := callContext.stack.pop(), callContext.stack.peek()
func opSignExtend(pc *uint64, interpreter *EVMInterpreter, scope *ScopeContext) ([]byte, error) {
back, num := scope.Stack.pop(), scope.Stack.peek()
num.ExtendSign(num, &back)
return nil, nil
}
func opNot(pc *uint64, interpreter *EVMInterpreter, callContext *callCtx) ([]byte, error) {
x := callContext.stack.peek()
func opNot(pc *uint64, interpreter *EVMInterpreter, scope *ScopeContext) ([]byte, error) {
x := scope.Stack.peek()
x.Not(x)
return nil, nil
}
func opLt(pc *uint64, interpreter *EVMInterpreter, callContext *callCtx) ([]byte, error) {
x, y := callContext.stack.pop(), callContext.stack.peek()
func opLt(pc *uint64, interpreter *EVMInterpreter, scope *ScopeContext) ([]byte, error) {
x, y := scope.Stack.pop(), scope.Stack.peek()
if x.Lt(y) {
y.SetOne()
} else {
@ -96,8 +96,8 @@ func opLt(pc *uint64, interpreter *EVMInterpreter, callContext *callCtx) ([]byte
return nil, nil
}
func opGt(pc *uint64, interpreter *EVMInterpreter, callContext *callCtx) ([]byte, error) {
x, y := callContext.stack.pop(), callContext.stack.peek()
func opGt(pc *uint64, interpreter *EVMInterpreter, scope *ScopeContext) ([]byte, error) {
x, y := scope.Stack.pop(), scope.Stack.peek()
if x.Gt(y) {
y.SetOne()
} else {
@ -106,8 +106,8 @@ func opGt(pc *uint64, interpreter *EVMInterpreter, callContext *callCtx) ([]byte
return nil, nil
}
func opSlt(pc *uint64, interpreter *EVMInterpreter, callContext *callCtx) ([]byte, error) {
x, y := callContext.stack.pop(), callContext.stack.peek()
func opSlt(pc *uint64, interpreter *EVMInterpreter, scope *ScopeContext) ([]byte, error) {
x, y := scope.Stack.pop(), scope.Stack.peek()
if x.Slt(y) {
y.SetOne()
} else {
@ -116,8 +116,8 @@ func opSlt(pc *uint64, interpreter *EVMInterpreter, callContext *callCtx) ([]byt
return nil, nil
}
func opSgt(pc *uint64, interpreter *EVMInterpreter, callContext *callCtx) ([]byte, error) {
x, y := callContext.stack.pop(), callContext.stack.peek()
func opSgt(pc *uint64, interpreter *EVMInterpreter, scope *ScopeContext) ([]byte, error) {
x, y := scope.Stack.pop(), scope.Stack.peek()
if x.Sgt(y) {
y.SetOne()
} else {
@ -126,8 +126,8 @@ func opSgt(pc *uint64, interpreter *EVMInterpreter, callContext *callCtx) ([]byt
return nil, nil
}
func opEq(pc *uint64, interpreter *EVMInterpreter, callContext *callCtx) ([]byte, error) {
x, y := callContext.stack.pop(), callContext.stack.peek()
func opEq(pc *uint64, interpreter *EVMInterpreter, scope *ScopeContext) ([]byte, error) {
x, y := scope.Stack.pop(), scope.Stack.peek()
if x.Eq(y) {
y.SetOne()
} else {
@ -136,8 +136,8 @@ func opEq(pc *uint64, interpreter *EVMInterpreter, callContext *callCtx) ([]byte
return nil, nil
}
func opIszero(pc *uint64, interpreter *EVMInterpreter, callContext *callCtx) ([]byte, error) {
x := callContext.stack.peek()
func opIszero(pc *uint64, interpreter *EVMInterpreter, scope *ScopeContext) ([]byte, error) {
x := scope.Stack.peek()
if x.IsZero() {
x.SetOne()
} else {
@ -146,32 +146,32 @@ func opIszero(pc *uint64, interpreter *EVMInterpreter, callContext *callCtx) ([]
return nil, nil
}
func opAnd(pc *uint64, interpreter *EVMInterpreter, callContext *callCtx) ([]byte, error) {
x, y := callContext.stack.pop(), callContext.stack.peek()
func opAnd(pc *uint64, interpreter *EVMInterpreter, scope *ScopeContext) ([]byte, error) {
x, y := scope.Stack.pop(), scope.Stack.peek()
y.And(&x, y)
return nil, nil
}
func opOr(pc *uint64, interpreter *EVMInterpreter, callContext *callCtx) ([]byte, error) {
x, y := callContext.stack.pop(), callContext.stack.peek()
func opOr(pc *uint64, interpreter *EVMInterpreter, scope *ScopeContext) ([]byte, error) {
x, y := scope.Stack.pop(), scope.Stack.peek()
y.Or(&x, y)
return nil, nil
}
func opXor(pc *uint64, interpreter *EVMInterpreter, callContext *callCtx) ([]byte, error) {
x, y := callContext.stack.pop(), callContext.stack.peek()
func opXor(pc *uint64, interpreter *EVMInterpreter, scope *ScopeContext) ([]byte, error) {
x, y := scope.Stack.pop(), scope.Stack.peek()
y.Xor(&x, y)
return nil, nil
}
func opByte(pc *uint64, interpreter *EVMInterpreter, callContext *callCtx) ([]byte, error) {
th, val := callContext.stack.pop(), callContext.stack.peek()
func opByte(pc *uint64, interpreter *EVMInterpreter, scope *ScopeContext) ([]byte, error) {
th, val := scope.Stack.pop(), scope.Stack.peek()
val.Byte(&th)
return nil, nil
}
func opAddmod(pc *uint64, interpreter *EVMInterpreter, callContext *callCtx) ([]byte, error) {
x, y, z := callContext.stack.pop(), callContext.stack.pop(), callContext.stack.peek()
func opAddmod(pc *uint64, interpreter *EVMInterpreter, scope *ScopeContext) ([]byte, error) {
x, y, z := scope.Stack.pop(), scope.Stack.pop(), scope.Stack.peek()
if z.IsZero() {
z.Clear()
} else {
@ -180,8 +180,8 @@ func opAddmod(pc *uint64, interpreter *EVMInterpreter, callContext *callCtx) ([]
return nil, nil
}
func opMulmod(pc *uint64, interpreter *EVMInterpreter, callContext *callCtx) ([]byte, error) {
x, y, z := callContext.stack.pop(), callContext.stack.pop(), callContext.stack.peek()
func opMulmod(pc *uint64, interpreter *EVMInterpreter, scope *ScopeContext) ([]byte, error) {
x, y, z := scope.Stack.pop(), scope.Stack.pop(), scope.Stack.peek()
z.MulMod(&x, &y, z)
return nil, nil
}
@ -189,9 +189,9 @@ func opMulmod(pc *uint64, interpreter *EVMInterpreter, callContext *callCtx) ([]
// opSHL implements Shift Left
// The SHL instruction (shift left) pops 2 values from the stack, first arg1 and then arg2,
// and pushes on the stack arg2 shifted to the left by arg1 number of bits.
func opSHL(pc *uint64, interpreter *EVMInterpreter, callContext *callCtx) ([]byte, error) {
func opSHL(pc *uint64, interpreter *EVMInterpreter, scope *ScopeContext) ([]byte, error) {
// Note, second operand is left in the stack; accumulate result into it, and no need to push it afterwards
shift, value := callContext.stack.pop(), callContext.stack.peek()
shift, value := scope.Stack.pop(), scope.Stack.peek()
if shift.LtUint64(256) {
value.Lsh(value, uint(shift.Uint64()))
} else {
@ -203,9 +203,9 @@ func opSHL(pc *uint64, interpreter *EVMInterpreter, callContext *callCtx) ([]byt
// opSHR implements Logical Shift Right
// The SHR instruction (logical shift right) pops 2 values from the stack, first arg1 and then arg2,
// and pushes on the stack arg2 shifted to the right by arg1 number of bits with zero fill.
func opSHR(pc *uint64, interpreter *EVMInterpreter, callContext *callCtx) ([]byte, error) {
func opSHR(pc *uint64, interpreter *EVMInterpreter, scope *ScopeContext) ([]byte, error) {
// Note, second operand is left in the stack; accumulate result into it, and no need to push it afterwards
shift, value := callContext.stack.pop(), callContext.stack.peek()
shift, value := scope.Stack.pop(), scope.Stack.peek()
if shift.LtUint64(256) {
value.Rsh(value, uint(shift.Uint64()))
} else {
@ -217,8 +217,8 @@ func opSHR(pc *uint64, interpreter *EVMInterpreter, callContext *callCtx) ([]byt
// opSAR implements Arithmetic Shift Right
// The SAR instruction (arithmetic shift right) pops 2 values from the stack, first arg1 and then arg2,
// and pushes on the stack arg2 shifted to the right by arg1 number of bits with sign extension.
func opSAR(pc *uint64, interpreter *EVMInterpreter, callContext *callCtx) ([]byte, error) {
shift, value := callContext.stack.pop(), callContext.stack.peek()
func opSAR(pc *uint64, interpreter *EVMInterpreter, scope *ScopeContext) ([]byte, error) {
shift, value := scope.Stack.pop(), scope.Stack.peek()
if shift.GtUint64(256) {
if value.Sign() >= 0 {
value.Clear()
@ -233,9 +233,9 @@ func opSAR(pc *uint64, interpreter *EVMInterpreter, callContext *callCtx) ([]byt
return nil, nil
}
func opKeccak256(pc *uint64, interpreter *EVMInterpreter, callContext *callCtx) ([]byte, error) {
offset, size := callContext.stack.pop(), callContext.stack.peek()
data := callContext.memory.GetPtr(int64(offset.Uint64()), int64(size.Uint64()))
func opKeccak256(pc *uint64, interpreter *EVMInterpreter, scope *ScopeContext) ([]byte, error) {
offset, size := scope.Stack.pop(), scope.Stack.peek()
data := scope.Memory.GetPtr(int64(offset.Uint64()), int64(size.Uint64()))
if interpreter.hasher == nil {
interpreter.hasher = sha3.NewLegacyKeccak256().(keccakState)
@ -253,37 +253,37 @@ func opKeccak256(pc *uint64, interpreter *EVMInterpreter, callContext *callCtx)
size.SetBytes(interpreter.hasherBuf[:])
return nil, nil
}
func opAddress(pc *uint64, interpreter *EVMInterpreter, callContext *callCtx) ([]byte, error) {
callContext.stack.push(new(uint256.Int).SetBytes(callContext.contract.Address().Bytes()))
func opAddress(pc *uint64, interpreter *EVMInterpreter, scope *ScopeContext) ([]byte, error) {
scope.Stack.push(new(uint256.Int).SetBytes(scope.Contract.Address().Bytes()))
return nil, nil
}
func opBalance(pc *uint64, interpreter *EVMInterpreter, callContext *callCtx) ([]byte, error) {
slot := callContext.stack.peek()
func opBalance(pc *uint64, interpreter *EVMInterpreter, scope *ScopeContext) ([]byte, error) {
slot := scope.Stack.peek()
address := common.Address(slot.Bytes20())
slot.SetFromBig(interpreter.evm.StateDB.GetBalance(address))
return nil, nil
}
func opOrigin(pc *uint64, interpreter *EVMInterpreter, callContext *callCtx) ([]byte, error) {
callContext.stack.push(new(uint256.Int).SetBytes(interpreter.evm.Origin.Bytes()))
func opOrigin(pc *uint64, interpreter *EVMInterpreter, scope *ScopeContext) ([]byte, error) {
scope.Stack.push(new(uint256.Int).SetBytes(interpreter.evm.Origin.Bytes()))
return nil, nil
}
func opCaller(pc *uint64, interpreter *EVMInterpreter, callContext *callCtx) ([]byte, error) {
callContext.stack.push(new(uint256.Int).SetBytes(callContext.contract.Caller().Bytes()))
func opCaller(pc *uint64, interpreter *EVMInterpreter, scope *ScopeContext) ([]byte, error) {
scope.Stack.push(new(uint256.Int).SetBytes(scope.Contract.Caller().Bytes()))
return nil, nil
}
func opCallValue(pc *uint64, interpreter *EVMInterpreter, callContext *callCtx) ([]byte, error) {
v, _ := uint256.FromBig(callContext.contract.value)
callContext.stack.push(v)
func opCallValue(pc *uint64, interpreter *EVMInterpreter, scope *ScopeContext) ([]byte, error) {
v, _ := uint256.FromBig(scope.Contract.value)
scope.Stack.push(v)
return nil, nil
}
func opCallDataLoad(pc *uint64, interpreter *EVMInterpreter, callContext *callCtx) ([]byte, error) {
x := callContext.stack.peek()
func opCallDataLoad(pc *uint64, interpreter *EVMInterpreter, scope *ScopeContext) ([]byte, error) {
x := scope.Stack.peek()
if offset, overflow := x.Uint64WithOverflow(); !overflow {
data := getData(callContext.contract.Input, offset, 32)
data := getData(scope.Contract.Input, offset, 32)
x.SetBytes(data)
} else {
x.Clear()
@ -291,16 +291,16 @@ func opCallDataLoad(pc *uint64, interpreter *EVMInterpreter, callContext *callCt
return nil, nil
}
func opCallDataSize(pc *uint64, interpreter *EVMInterpreter, callContext *callCtx) ([]byte, error) {
callContext.stack.push(new(uint256.Int).SetUint64(uint64(len(callContext.contract.Input))))
func opCallDataSize(pc *uint64, interpreter *EVMInterpreter, scope *ScopeContext) ([]byte, error) {
scope.Stack.push(new(uint256.Int).SetUint64(uint64(len(scope.Contract.Input))))
return nil, nil
}
func opCallDataCopy(pc *uint64, interpreter *EVMInterpreter, callContext *callCtx) ([]byte, error) {
func opCallDataCopy(pc *uint64, interpreter *EVMInterpreter, scope *ScopeContext) ([]byte, error) {
var (
memOffset = callContext.stack.pop()
dataOffset = callContext.stack.pop()
length = callContext.stack.pop()
memOffset = scope.Stack.pop()
dataOffset = scope.Stack.pop()
length = scope.Stack.pop()
)
dataOffset64, overflow := dataOffset.Uint64WithOverflow()
if overflow {
@ -309,21 +309,21 @@ func opCallDataCopy(pc *uint64, interpreter *EVMInterpreter, callContext *callCt
// These values are checked for overflow during gas cost calculation
memOffset64 := memOffset.Uint64()
length64 := length.Uint64()
callContext.memory.Set(memOffset64, length64, getData(callContext.contract.Input, dataOffset64, length64))
scope.Memory.Set(memOffset64, length64, getData(scope.Contract.Input, dataOffset64, length64))
return nil, nil
}
func opReturnDataSize(pc *uint64, interpreter *EVMInterpreter, callContext *callCtx) ([]byte, error) {
callContext.stack.push(new(uint256.Int).SetUint64(uint64(len(interpreter.returnData))))
func opReturnDataSize(pc *uint64, interpreter *EVMInterpreter, scope *ScopeContext) ([]byte, error) {
scope.Stack.push(new(uint256.Int).SetUint64(uint64(len(interpreter.returnData))))
return nil, nil
}
func opReturnDataCopy(pc *uint64, interpreter *EVMInterpreter, callContext *callCtx) ([]byte, error) {
func opReturnDataCopy(pc *uint64, interpreter *EVMInterpreter, scope *ScopeContext) ([]byte, error) {
var (
memOffset = callContext.stack.pop()
dataOffset = callContext.stack.pop()
length = callContext.stack.pop()
memOffset = scope.Stack.pop()
dataOffset = scope.Stack.pop()
length = scope.Stack.pop()
)
offset64, overflow := dataOffset.Uint64WithOverflow()
@ -337,42 +337,42 @@ func opReturnDataCopy(pc *uint64, interpreter *EVMInterpreter, callContext *call
if overflow || uint64(len(interpreter.returnData)) < end64 {
return nil, ErrReturnDataOutOfBounds
}
callContext.memory.Set(memOffset.Uint64(), length.Uint64(), interpreter.returnData[offset64:end64])
scope.Memory.Set(memOffset.Uint64(), length.Uint64(), interpreter.returnData[offset64:end64])
return nil, nil
}
func opExtCodeSize(pc *uint64, interpreter *EVMInterpreter, callContext *callCtx) ([]byte, error) {
slot := callContext.stack.peek()
func opExtCodeSize(pc *uint64, interpreter *EVMInterpreter, scope *ScopeContext) ([]byte, error) {
slot := scope.Stack.peek()
slot.SetUint64(uint64(interpreter.evm.StateDB.GetCodeSize(common.Address(slot.Bytes20()))))
return nil, nil
}
func opCodeSize(pc *uint64, interpreter *EVMInterpreter, callContext *callCtx) ([]byte, error) {
func opCodeSize(pc *uint64, interpreter *EVMInterpreter, scope *ScopeContext) ([]byte, error) {
l := new(uint256.Int)
l.SetUint64(uint64(len(callContext.contract.Code)))
callContext.stack.push(l)
l.SetUint64(uint64(len(scope.Contract.Code)))
scope.Stack.push(l)
return nil, nil
}
func opCodeCopy(pc *uint64, interpreter *EVMInterpreter, callContext *callCtx) ([]byte, error) {
func opCodeCopy(pc *uint64, interpreter *EVMInterpreter, scope *ScopeContext) ([]byte, error) {
var (
memOffset = callContext.stack.pop()
codeOffset = callContext.stack.pop()
length = callContext.stack.pop()
memOffset = scope.Stack.pop()
codeOffset = scope.Stack.pop()
length = scope.Stack.pop()
)
uint64CodeOffset, overflow := codeOffset.Uint64WithOverflow()
if overflow {
uint64CodeOffset = 0xffffffffffffffff
}
codeCopy := getData(callContext.contract.Code, uint64CodeOffset, length.Uint64())
callContext.memory.Set(memOffset.Uint64(), length.Uint64(), codeCopy)
codeCopy := getData(scope.Contract.Code, uint64CodeOffset, length.Uint64())
scope.Memory.Set(memOffset.Uint64(), length.Uint64(), codeCopy)
return nil, nil
}
func opExtCodeCopy(pc *uint64, interpreter *EVMInterpreter, callContext *callCtx) ([]byte, error) {
func opExtCodeCopy(pc *uint64, interpreter *EVMInterpreter, scope *ScopeContext) ([]byte, error) {
var (
stack = callContext.stack
stack = scope.Stack
a = stack.pop()
memOffset = stack.pop()
codeOffset = stack.pop()
@ -384,7 +384,7 @@ func opExtCodeCopy(pc *uint64, interpreter *EVMInterpreter, callContext *callCtx
}
addr := common.Address(a.Bytes20())
codeCopy := getData(interpreter.evm.StateDB.GetCode(addr), uint64CodeOffset, length.Uint64())
callContext.memory.Set(memOffset.Uint64(), length.Uint64(), codeCopy)
scope.Memory.Set(memOffset.Uint64(), length.Uint64(), codeCopy)
return nil, nil
}
@ -392,16 +392,21 @@ func opExtCodeCopy(pc *uint64, interpreter *EVMInterpreter, callContext *callCtx
// opExtCodeHash returns the code hash of a specified account.
// There are several cases when the function is called, while we can relay everything
// to `state.GetCodeHash` function to ensure the correctness.
// (1) Caller tries to get the code hash of a normal contract account, state
//
// (1) Caller tries to get the code hash of a normal contract account, state
//
// should return the relative code hash and set it as the result.
//
// (2) Caller tries to get the code hash of a non-existent account, state should
// (2) Caller tries to get the code hash of a non-existent account, state should
//
// return common.Hash{} and zero will be set as the result.
//
// (3) Caller tries to get the code hash for an account without contract code,
// (3) Caller tries to get the code hash for an account without contract code,
//
// state should return emptyCodeHash(0xc5d246...) as the result.
//
// (4) Caller tries to get the code hash of a precompiled account, the result
// (4) Caller tries to get the code hash of a precompiled account, the result
//
// should be zero or emptyCodeHash.
//
// It is worth noting that in order to avoid unnecessary create and clean,
@ -410,13 +415,15 @@ func opExtCodeCopy(pc *uint64, interpreter *EVMInterpreter, callContext *callCtx
// If the precompile account is not transferred any amount on a private or
// customized chain, the return value will be zero.
//
// (5) Caller tries to get the code hash for an account which is marked as suicided
// (5) Caller tries to get the code hash for an account which is marked as suicided
//
// in the current transaction, the code hash of this account should be returned.
//
// (6) Caller tries to get the code hash for an account which is marked as deleted,
// (6) Caller tries to get the code hash for an account which is marked as deleted,
//
// this account should be regarded as a non-existent account and zero should be returned.
func opExtCodeHash(pc *uint64, interpreter *EVMInterpreter, callContext *callCtx) ([]byte, error) {
slot := callContext.stack.peek()
func opExtCodeHash(pc *uint64, interpreter *EVMInterpreter, scope *ScopeContext) ([]byte, error) {
slot := scope.Stack.peek()
address := common.Address(slot.Bytes20())
if interpreter.evm.StateDB.Empty(address) {
slot.Clear()
@ -426,14 +433,14 @@ func opExtCodeHash(pc *uint64, interpreter *EVMInterpreter, callContext *callCtx
return nil, nil
}
func opGasprice(pc *uint64, interpreter *EVMInterpreter, callContext *callCtx) ([]byte, error) {
func opGasprice(pc *uint64, interpreter *EVMInterpreter, scope *ScopeContext) ([]byte, error) {
v, _ := uint256.FromBig(interpreter.evm.GasPrice)
callContext.stack.push(v)
scope.Stack.push(v)
return nil, nil
}
func opBlockhash(pc *uint64, interpreter *EVMInterpreter, callContext *callCtx) ([]byte, error) {
num := callContext.stack.peek()
func opBlockhash(pc *uint64, interpreter *EVMInterpreter, scope *ScopeContext) ([]byte, error) {
num := scope.Stack.peek()
num64, overflow := num.Uint64WithOverflow()
if overflow {
num.Clear()
@ -454,108 +461,108 @@ func opBlockhash(pc *uint64, interpreter *EVMInterpreter, callContext *callCtx)
return nil, nil
}
func opCoinbase(pc *uint64, interpreter *EVMInterpreter, callContext *callCtx) ([]byte, error) {
callContext.stack.push(new(uint256.Int).SetBytes(interpreter.evm.Coinbase.Bytes()))
func opCoinbase(pc *uint64, interpreter *EVMInterpreter, scope *ScopeContext) ([]byte, error) {
scope.Stack.push(new(uint256.Int).SetBytes(interpreter.evm.Coinbase.Bytes()))
return nil, nil
}
func opTimestamp(pc *uint64, interpreter *EVMInterpreter, callContext *callCtx) ([]byte, error) {
func opTimestamp(pc *uint64, interpreter *EVMInterpreter, scope *ScopeContext) ([]byte, error) {
v, _ := uint256.FromBig(interpreter.evm.Time)
callContext.stack.push(v)
scope.Stack.push(v)
return nil, nil
}
func opNumber(pc *uint64, interpreter *EVMInterpreter, callContext *callCtx) ([]byte, error) {
func opNumber(pc *uint64, interpreter *EVMInterpreter, scope *ScopeContext) ([]byte, error) {
v, _ := uint256.FromBig(interpreter.evm.BlockNumber)
callContext.stack.push(v)
scope.Stack.push(v)
return nil, nil
}
func opDifficulty(pc *uint64, interpreter *EVMInterpreter, callContext *callCtx) ([]byte, error) {
func opDifficulty(pc *uint64, interpreter *EVMInterpreter, scope *ScopeContext) ([]byte, error) {
v, _ := uint256.FromBig(interpreter.evm.Difficulty)
callContext.stack.push(v)
scope.Stack.push(v)
return nil, nil
}
func opRandom(pc *uint64, interpreter *EVMInterpreter, callContext *callCtx) ([]byte, error) {
func opRandom(pc *uint64, interpreter *EVMInterpreter, scope *ScopeContext) ([]byte, error) {
var v *uint256.Int
if interpreter.evm.Context.Random != nil {
v = new(uint256.Int).SetBytes((interpreter.evm.Context.Random.Bytes()))
} else { // if context random is not set, use emptyCodeHash as default
v = new(uint256.Int).SetBytes(emptyCodeHash.Bytes())
}
callContext.stack.push(v)
scope.Stack.push(v)
return nil, nil
}
func opGasLimit(pc *uint64, interpreter *EVMInterpreter, callContext *callCtx) ([]byte, error) {
callContext.stack.push(new(uint256.Int).SetUint64(interpreter.evm.GasLimit))
func opGasLimit(pc *uint64, interpreter *EVMInterpreter, scope *ScopeContext) ([]byte, error) {
scope.Stack.push(new(uint256.Int).SetUint64(interpreter.evm.GasLimit))
return nil, nil
}
func opPop(pc *uint64, interpreter *EVMInterpreter, callContext *callCtx) ([]byte, error) {
callContext.stack.pop()
func opPop(pc *uint64, interpreter *EVMInterpreter, scope *ScopeContext) ([]byte, error) {
scope.Stack.pop()
return nil, nil
}
func opMload(pc *uint64, interpreter *EVMInterpreter, callContext *callCtx) ([]byte, error) {
v := callContext.stack.peek()
func opMload(pc *uint64, interpreter *EVMInterpreter, scope *ScopeContext) ([]byte, error) {
v := scope.Stack.peek()
offset := int64(v.Uint64())
v.SetBytes(callContext.memory.GetPtr(offset, 32))
v.SetBytes(scope.Memory.GetPtr(offset, 32))
return nil, nil
}
func opMstore(pc *uint64, interpreter *EVMInterpreter, callContext *callCtx) ([]byte, error) {
func opMstore(pc *uint64, interpreter *EVMInterpreter, scope *ScopeContext) ([]byte, error) {
// pop value of the stack
mStart, val := callContext.stack.pop(), callContext.stack.pop()
callContext.memory.Set32(mStart.Uint64(), &val)
mStart, val := scope.Stack.pop(), scope.Stack.pop()
scope.Memory.Set32(mStart.Uint64(), &val)
return nil, nil
}
func opMstore8(pc *uint64, interpreter *EVMInterpreter, callContext *callCtx) ([]byte, error) {
off, val := callContext.stack.pop(), callContext.stack.pop()
callContext.memory.store[off.Uint64()] = byte(val.Uint64())
func opMstore8(pc *uint64, interpreter *EVMInterpreter, scope *ScopeContext) ([]byte, error) {
off, val := scope.Stack.pop(), scope.Stack.pop()
scope.Memory.store[off.Uint64()] = byte(val.Uint64())
return nil, nil
}
func opSload(pc *uint64, interpreter *EVMInterpreter, callContext *callCtx) ([]byte, error) {
loc := callContext.stack.peek()
func opSload(pc *uint64, interpreter *EVMInterpreter, scope *ScopeContext) ([]byte, error) {
loc := scope.Stack.peek()
hash := common.Hash(loc.Bytes32())
val := interpreter.evm.StateDB.GetState(callContext.contract.Address(), hash)
val := interpreter.evm.StateDB.GetState(scope.Contract.Address(), hash)
loc.SetBytes(val.Bytes())
return nil, nil
}
func opSstore(pc *uint64, interpreter *EVMInterpreter, callContext *callCtx) ([]byte, error) {
func opSstore(pc *uint64, interpreter *EVMInterpreter, scope *ScopeContext) ([]byte, error) {
if interpreter.readOnly {
return nil, ErrWriteProtection
}
loc := callContext.stack.pop()
val := callContext.stack.pop()
interpreter.evm.StateDB.SetState(callContext.contract.Address(),
loc := scope.Stack.pop()
val := scope.Stack.pop()
interpreter.evm.StateDB.SetState(scope.Contract.Address(),
common.Hash(loc.Bytes32()), common.Hash(val.Bytes32()))
return nil, nil
}
func opJump(pc *uint64, interpreter *EVMInterpreter, callContext *callCtx) ([]byte, error) {
func opJump(pc *uint64, interpreter *EVMInterpreter, scope *ScopeContext) ([]byte, error) {
if atomic.LoadInt32(&interpreter.evm.abort) != 0 {
return nil, errStopToken
}
pos := callContext.stack.pop()
if !callContext.contract.validJumpdest(&pos) {
pos := scope.Stack.pop()
if !scope.Contract.validJumpdest(&pos) {
return nil, ErrInvalidJump
}
*pc = pos.Uint64() - 1 // pc will be increased by the interpreter loop
return nil, nil
}
func opJumpi(pc *uint64, interpreter *EVMInterpreter, callContext *callCtx) ([]byte, error) {
func opJumpi(pc *uint64, interpreter *EVMInterpreter, scope *ScopeContext) ([]byte, error) {
if atomic.LoadInt32(&interpreter.evm.abort) != 0 {
return nil, errStopToken
}
pos, cond := callContext.stack.pop(), callContext.stack.pop()
pos, cond := scope.Stack.pop(), scope.Stack.pop()
if !cond.IsZero() {
if !callContext.contract.validJumpdest(&pos) {
if !scope.Contract.validJumpdest(&pos) {
return nil, ErrInvalidJump
}
*pc = pos.Uint64() - 1 // pc will be increased by the interpreter loop
@ -563,34 +570,34 @@ func opJumpi(pc *uint64, interpreter *EVMInterpreter, callContext *callCtx) ([]b
return nil, nil
}
func opJumpdest(pc *uint64, interpreter *EVMInterpreter, callContext *callCtx) ([]byte, error) {
func opJumpdest(pc *uint64, interpreter *EVMInterpreter, scope *ScopeContext) ([]byte, error) {
return nil, nil
}
func opPc(pc *uint64, interpreter *EVMInterpreter, callContext *callCtx) ([]byte, error) {
callContext.stack.push(new(uint256.Int).SetUint64(*pc))
func opPc(pc *uint64, interpreter *EVMInterpreter, scope *ScopeContext) ([]byte, error) {
scope.Stack.push(new(uint256.Int).SetUint64(*pc))
return nil, nil
}
func opMsize(pc *uint64, interpreter *EVMInterpreter, callContext *callCtx) ([]byte, error) {
callContext.stack.push(new(uint256.Int).SetUint64(uint64(callContext.memory.Len())))
func opMsize(pc *uint64, interpreter *EVMInterpreter, scope *ScopeContext) ([]byte, error) {
scope.Stack.push(new(uint256.Int).SetUint64(uint64(scope.Memory.Len())))
return nil, nil
}
func opGas(pc *uint64, interpreter *EVMInterpreter, callContext *callCtx) ([]byte, error) {
callContext.stack.push(new(uint256.Int).SetUint64(callContext.contract.Gas))
func opGas(pc *uint64, interpreter *EVMInterpreter, scope *ScopeContext) ([]byte, error) {
scope.Stack.push(new(uint256.Int).SetUint64(scope.Contract.Gas))
return nil, nil
}
func opCreate(pc *uint64, interpreter *EVMInterpreter, callContext *callCtx) ([]byte, error) {
func opCreate(pc *uint64, interpreter *EVMInterpreter, scope *ScopeContext) ([]byte, error) {
if interpreter.readOnly {
return nil, ErrWriteProtection
}
var (
value = callContext.stack.pop()
offset, size = callContext.stack.pop(), callContext.stack.pop()
input = callContext.memory.GetCopy(int64(offset.Uint64()), int64(size.Uint64()))
gas = callContext.contract.Gas
value = scope.Stack.pop()
offset, size = scope.Stack.pop(), scope.Stack.pop()
input = scope.Memory.GetCopy(int64(offset.Uint64()), int64(size.Uint64()))
gas = scope.Contract.Gas
)
if interpreter.evm.chainRules.IsEIP150 {
gas -= gas / 64
@ -598,8 +605,8 @@ func opCreate(pc *uint64, interpreter *EVMInterpreter, callContext *callCtx) ([]
// reuse size int for stackvalue
stackvalue := size
callContext.contract.UseGas(gas)
res, addr, returnGas, suberr := interpreter.evm.Create(callContext.contract, input, gas, value.ToBig())
scope.Contract.UseGas(gas)
res, addr, returnGas, suberr := interpreter.evm.Create(scope.Contract, input, gas, value.ToBig())
// Push item on the stack based on the returned error. If the ruleset is
// homestead we must check for CodeStoreOutOfGasError (homestead only
// rule) and treat as an error, if the ruleset is frontier we must
@ -611,8 +618,8 @@ func opCreate(pc *uint64, interpreter *EVMInterpreter, callContext *callCtx) ([]
} else {
stackvalue.SetBytes(addr.Bytes())
}
callContext.stack.push(&stackvalue)
callContext.contract.Gas += returnGas
scope.Stack.push(&stackvalue)
scope.Contract.Gas += returnGas
if suberr == ErrExecutionReverted {
interpreter.returnData = res // set REVERT data to return data buffer
@ -622,24 +629,24 @@ func opCreate(pc *uint64, interpreter *EVMInterpreter, callContext *callCtx) ([]
return nil, nil
}
func opCreate2(pc *uint64, interpreter *EVMInterpreter, callContext *callCtx) ([]byte, error) {
func opCreate2(pc *uint64, interpreter *EVMInterpreter, scope *ScopeContext) ([]byte, error) {
if interpreter.readOnly {
return nil, ErrWriteProtection
}
var (
endowment = callContext.stack.pop()
offset, size = callContext.stack.pop(), callContext.stack.pop()
salt = callContext.stack.pop()
input = callContext.memory.GetCopy(int64(offset.Uint64()), int64(size.Uint64()))
gas = callContext.contract.Gas
endowment = scope.Stack.pop()
offset, size = scope.Stack.pop(), scope.Stack.pop()
salt = scope.Stack.pop()
input = scope.Memory.GetCopy(int64(offset.Uint64()), int64(size.Uint64()))
gas = scope.Contract.Gas
)
// Apply EIP150
gas -= gas / 64
callContext.contract.UseGas(gas)
scope.Contract.UseGas(gas)
// reuse size int for stackvalue
stackvalue := size
res, addr, returnGas, suberr := interpreter.evm.Create2(callContext.contract, input, gas,
res, addr, returnGas, suberr := interpreter.evm.Create2(scope.Contract, input, gas,
endowment.ToBig(), salt.ToBig())
// Push item on the stack based on the returned error.
if suberr != nil {
@ -647,8 +654,8 @@ func opCreate2(pc *uint64, interpreter *EVMInterpreter, callContext *callCtx) ([
} else {
stackvalue.SetBytes(addr.Bytes())
}
callContext.stack.push(&stackvalue)
callContext.contract.Gas += returnGas
scope.Stack.push(&stackvalue)
scope.Contract.Gas += returnGas
if suberr == ErrExecutionReverted {
interpreter.returnData = res // set REVERT data to return data buffer
@ -658,8 +665,8 @@ func opCreate2(pc *uint64, interpreter *EVMInterpreter, callContext *callCtx) ([
return nil, nil
}
func opCall(pc *uint64, interpreter *EVMInterpreter, callContext *callCtx) ([]byte, error) {
stack := callContext.stack
func opCall(pc *uint64, interpreter *EVMInterpreter, scope *ScopeContext) ([]byte, error) {
stack := scope.Stack
// Pop gas. The actual gas in interpreter.evm.callGasTemp.
// We can use this as a temporary value
temp := stack.pop()
@ -668,7 +675,7 @@ func opCall(pc *uint64, interpreter *EVMInterpreter, callContext *callCtx) ([]by
addr, value, inOffset, inSize, retOffset, retSize := stack.pop(), stack.pop(), stack.pop(), stack.pop(), stack.pop(), stack.pop()
toAddr := common.Address(addr.Bytes20())
// Get the arguments from the memory.
args := callContext.memory.GetPtr(int64(inOffset.Uint64()), int64(inSize.Uint64()))
args := scope.Memory.GetPtr(int64(inOffset.Uint64()), int64(inSize.Uint64()))
if interpreter.readOnly && !value.IsZero() {
return nil, ErrWriteProtection
@ -676,7 +683,7 @@ func opCall(pc *uint64, interpreter *EVMInterpreter, callContext *callCtx) ([]by
if !value.IsZero() {
gas += params.CallStipend
}
ret, returnGas, err := interpreter.evm.Call(callContext.contract, toAddr, args, gas, value.ToBig())
ret, returnGas, err := interpreter.evm.Call(scope.Contract, toAddr, args, gas, value.ToBig())
if err != nil {
temp.Clear()
} else {
@ -685,17 +692,17 @@ func opCall(pc *uint64, interpreter *EVMInterpreter, callContext *callCtx) ([]by
stack.push(&temp)
if err == nil || err == ErrExecutionReverted {
ret = common.CopyBytes(ret)
callContext.memory.Set(retOffset.Uint64(), retSize.Uint64(), ret)
scope.Memory.Set(retOffset.Uint64(), retSize.Uint64(), ret)
}
callContext.contract.Gas += returnGas
scope.Contract.Gas += returnGas
interpreter.returnData = ret
return ret, nil
}
func opCallCode(pc *uint64, interpreter *EVMInterpreter, callContext *callCtx) ([]byte, error) {
func opCallCode(pc *uint64, interpreter *EVMInterpreter, scope *ScopeContext) ([]byte, error) {
// Pop gas. The actual gas is in interpreter.evm.callGasTemp.
stack := callContext.stack
stack := scope.Stack
// We use it as a temporary value
temp := stack.pop()
gas := interpreter.evm.callGasTemp
@ -703,12 +710,12 @@ func opCallCode(pc *uint64, interpreter *EVMInterpreter, callContext *callCtx) (
addr, value, inOffset, inSize, retOffset, retSize := stack.pop(), stack.pop(), stack.pop(), stack.pop(), stack.pop(), stack.pop()
toAddr := common.Address(addr.Bytes20())
// Get arguments from the memory.
args := callContext.memory.GetPtr(int64(inOffset.Uint64()), int64(inSize.Uint64()))
args := scope.Memory.GetPtr(int64(inOffset.Uint64()), int64(inSize.Uint64()))
if !value.IsZero() {
gas += params.CallStipend
}
ret, returnGas, err := interpreter.evm.CallCode(callContext.contract, toAddr, args, gas, value.ToBig())
ret, returnGas, err := interpreter.evm.CallCode(scope.Contract, toAddr, args, gas, value.ToBig())
if err != nil {
temp.Clear()
} else {
@ -717,16 +724,16 @@ func opCallCode(pc *uint64, interpreter *EVMInterpreter, callContext *callCtx) (
stack.push(&temp)
if err == nil || err == ErrExecutionReverted {
ret = common.CopyBytes(ret)
callContext.memory.Set(retOffset.Uint64(), retSize.Uint64(), ret)
scope.Memory.Set(retOffset.Uint64(), retSize.Uint64(), ret)
}
callContext.contract.Gas += returnGas
scope.Contract.Gas += returnGas
interpreter.returnData = ret
return ret, nil
}
func opDelegateCall(pc *uint64, interpreter *EVMInterpreter, callContext *callCtx) ([]byte, error) {
stack := callContext.stack
func opDelegateCall(pc *uint64, interpreter *EVMInterpreter, scope *ScopeContext) ([]byte, error) {
stack := scope.Stack
// Pop gas. The actual gas is in interpreter.evm.callGasTemp.
// We use it as a temporary value
temp := stack.pop()
@ -735,9 +742,9 @@ func opDelegateCall(pc *uint64, interpreter *EVMInterpreter, callContext *callCt
addr, inOffset, inSize, retOffset, retSize := stack.pop(), stack.pop(), stack.pop(), stack.pop(), stack.pop()
toAddr := common.Address(addr.Bytes20())
// Get arguments from the memory.
args := callContext.memory.GetPtr(int64(inOffset.Uint64()), int64(inSize.Uint64()))
args := scope.Memory.GetPtr(int64(inOffset.Uint64()), int64(inSize.Uint64()))
ret, returnGas, err := interpreter.evm.DelegateCall(callContext.contract, toAddr, args, gas)
ret, returnGas, err := interpreter.evm.DelegateCall(scope.Contract, toAddr, args, gas)
if err != nil {
temp.Clear()
} else {
@ -746,17 +753,17 @@ func opDelegateCall(pc *uint64, interpreter *EVMInterpreter, callContext *callCt
stack.push(&temp)
if err == nil || err == ErrExecutionReverted {
ret = common.CopyBytes(ret)
callContext.memory.Set(retOffset.Uint64(), retSize.Uint64(), ret)
scope.Memory.Set(retOffset.Uint64(), retSize.Uint64(), ret)
}
callContext.contract.Gas += returnGas
scope.Contract.Gas += returnGas
interpreter.returnData = ret
return ret, nil
}
func opStaticCall(pc *uint64, interpreter *EVMInterpreter, callContext *callCtx) ([]byte, error) {
func opStaticCall(pc *uint64, interpreter *EVMInterpreter, scope *ScopeContext) ([]byte, error) {
// Pop gas. The actual gas is in interpreter.evm.callGasTemp.
stack := callContext.stack
stack := scope.Stack
// We use it as a temporary value
temp := stack.pop()
gas := interpreter.evm.callGasTemp
@ -764,9 +771,9 @@ func opStaticCall(pc *uint64, interpreter *EVMInterpreter, callContext *callCtx)
addr, inOffset, inSize, retOffset, retSize := stack.pop(), stack.pop(), stack.pop(), stack.pop(), stack.pop()
toAddr := common.Address(addr.Bytes20())
// Get arguments from the memory.
args := callContext.memory.GetPtr(int64(inOffset.Uint64()), int64(inSize.Uint64()))
args := scope.Memory.GetPtr(int64(inOffset.Uint64()), int64(inSize.Uint64()))
ret, returnGas, err := interpreter.evm.StaticCall(callContext.contract, toAddr, args, gas)
ret, returnGas, err := interpreter.evm.StaticCall(scope.Contract, toAddr, args, gas)
if err != nil {
temp.Clear()
} else {
@ -775,45 +782,45 @@ func opStaticCall(pc *uint64, interpreter *EVMInterpreter, callContext *callCtx)
stack.push(&temp)
if err == nil || err == ErrExecutionReverted {
ret = common.CopyBytes(ret)
callContext.memory.Set(retOffset.Uint64(), retSize.Uint64(), ret)
scope.Memory.Set(retOffset.Uint64(), retSize.Uint64(), ret)
}
callContext.contract.Gas += returnGas
scope.Contract.Gas += returnGas
interpreter.returnData = ret
return ret, nil
}
func opReturn(pc *uint64, interpreter *EVMInterpreter, callContext *callCtx) ([]byte, error) {
offset, size := callContext.stack.pop(), callContext.stack.pop()
ret := callContext.memory.GetPtr(int64(offset.Uint64()), int64(size.Uint64()))
func opReturn(pc *uint64, interpreter *EVMInterpreter, scope *ScopeContext) ([]byte, error) {
offset, size := scope.Stack.pop(), scope.Stack.pop()
ret := scope.Memory.GetPtr(int64(offset.Uint64()), int64(size.Uint64()))
return ret, errStopToken
}
func opRevert(pc *uint64, interpreter *EVMInterpreter, callContext *callCtx) ([]byte, error) {
offset, size := callContext.stack.pop(), callContext.stack.pop()
ret := callContext.memory.GetPtr(int64(offset.Uint64()), int64(size.Uint64()))
func opRevert(pc *uint64, interpreter *EVMInterpreter, scope *ScopeContext) ([]byte, error) {
offset, size := scope.Stack.pop(), scope.Stack.pop()
ret := scope.Memory.GetPtr(int64(offset.Uint64()), int64(size.Uint64()))
interpreter.returnData = ret
return ret, ErrExecutionReverted
}
func opUndefined(pc *uint64, interpreter *EVMInterpreter, callContext *callCtx) ([]byte, error) {
return nil, &ErrInvalidOpCode{opcode: OpCode(callContext.contract.Code[*pc])}
func opUndefined(pc *uint64, interpreter *EVMInterpreter, scope *ScopeContext) ([]byte, error) {
return nil, &ErrInvalidOpCode{opcode: OpCode(scope.Contract.Code[*pc])}
}
func opStop(pc *uint64, interpreter *EVMInterpreter, callContext *callCtx) ([]byte, error) {
func opStop(pc *uint64, interpreter *EVMInterpreter, scope *ScopeContext) ([]byte, error) {
return nil, errStopToken
}
func opSelfdestruct(pc *uint64, interpreter *EVMInterpreter, callContext *callCtx) ([]byte, error) {
func opSelfdestruct(pc *uint64, interpreter *EVMInterpreter, scope *ScopeContext) ([]byte, error) {
if interpreter.readOnly {
return nil, ErrWriteProtection
}
beneficiary := callContext.stack.pop()
balance := interpreter.evm.StateDB.GetBalance(callContext.contract.Address())
beneficiary := scope.Stack.pop()
balance := interpreter.evm.StateDB.GetBalance(scope.Contract.Address())
interpreter.evm.StateDB.AddBalance(common.Address(beneficiary.Bytes20()), balance)
interpreter.evm.StateDB.Suicide(callContext.contract.Address())
interpreter.evm.StateDB.Suicide(scope.Contract.Address())
return nil, errStopToken
}
@ -821,21 +828,21 @@ func opSelfdestruct(pc *uint64, interpreter *EVMInterpreter, callContext *callCt
// make log instruction function
func makeLog(size int) executionFunc {
return func(pc *uint64, interpreter *EVMInterpreter, callContext *callCtx) ([]byte, error) {
return func(pc *uint64, interpreter *EVMInterpreter, scope *ScopeContext) ([]byte, error) {
if interpreter.readOnly {
return nil, ErrWriteProtection
}
topics := make([]common.Hash, size)
stack := callContext.stack
stack := scope.Stack
mStart, mSize := stack.pop(), stack.pop()
for i := 0; i < size; i++ {
addr := stack.pop()
topics[i] = common.Hash(addr.Bytes32())
}
d := callContext.memory.GetCopy(int64(mStart.Uint64()), int64(mSize.Uint64()))
d := scope.Memory.GetCopy(int64(mStart.Uint64()), int64(mSize.Uint64()))
interpreter.evm.StateDB.AddLog(&types.Log{
Address: callContext.contract.Address(),
Address: scope.Contract.Address(),
Topics: topics,
Data: d,
// This is a non-consensus field, but assigned here because
@ -848,24 +855,24 @@ func makeLog(size int) executionFunc {
}
// opPush1 is a specialized version of pushN
func opPush1(pc *uint64, interpreter *EVMInterpreter, callContext *callCtx) ([]byte, error) {
func opPush1(pc *uint64, interpreter *EVMInterpreter, scope *ScopeContext) ([]byte, error) {
var (
codeLen = uint64(len(callContext.contract.Code))
codeLen = uint64(len(scope.Contract.Code))
integer = new(uint256.Int)
)
*pc += 1
if *pc < codeLen {
callContext.stack.push(integer.SetUint64(uint64(callContext.contract.Code[*pc])))
scope.Stack.push(integer.SetUint64(uint64(scope.Contract.Code[*pc])))
} else {
callContext.stack.push(integer.Clear())
scope.Stack.push(integer.Clear())
}
return nil, nil
}
// make push instruction function
func makePush(size uint64, pushByteSize int) executionFunc {
return func(pc *uint64, interpreter *EVMInterpreter, callContext *callCtx) ([]byte, error) {
codeLen := len(callContext.contract.Code)
return func(pc *uint64, interpreter *EVMInterpreter, scope *ScopeContext) ([]byte, error) {
codeLen := len(scope.Contract.Code)
startMin := codeLen
if int(*pc+1) < startMin {
@ -878,8 +885,8 @@ func makePush(size uint64, pushByteSize int) executionFunc {
}
integer := new(uint256.Int)
callContext.stack.push(integer.SetBytes(common.RightPadBytes(
callContext.contract.Code[startMin:endMin], pushByteSize)))
scope.Stack.push(integer.SetBytes(common.RightPadBytes(
scope.Contract.Code[startMin:endMin], pushByteSize)))
*pc += size
return nil, nil
@ -888,8 +895,8 @@ func makePush(size uint64, pushByteSize int) executionFunc {
// make dup instruction function
func makeDup(size int64) executionFunc {
return func(pc *uint64, interpreter *EVMInterpreter, callContext *callCtx) ([]byte, error) {
callContext.stack.dup(int(size))
return func(pc *uint64, interpreter *EVMInterpreter, scope *ScopeContext) ([]byte, error) {
scope.Stack.dup(int(size))
return nil, nil
}
}
@ -898,8 +905,8 @@ func makeDup(size int64) executionFunc {
func makeSwap(size int64) executionFunc {
// switch n + 1 otherwise n would be swapped with n
size++
return func(pc *uint64, interpreter *EVMInterpreter, callContext *callCtx) ([]byte, error) {
callContext.stack.swap(int(size))
return func(pc *uint64, interpreter *EVMInterpreter, scope *ScopeContext) ([]byte, error) {
scope.Stack.swap(int(size))
return nil, nil
}
}

18
core/vm/instructions_test.go
View file

@ -107,7 +107,7 @@ func testTwoOperandOp(t *testing.T, tests []TwoOperandTestcase, opFn executionFu
expected := new(uint256.Int).SetBytes(common.Hex2Bytes(test.Expected))
stack.push(x)
stack.push(y)
opFn(&pc, evmInterpreter, &callCtx{nil, stack, nil})
opFn(&pc, evmInterpreter, &ScopeContext{nil, stack, nil})
if len(stack.data) != 1 {
t.Errorf("Expected one item on stack after %v, got %d: ", name, len(stack.data))
}
@ -222,7 +222,7 @@ func TestAddMod(t *testing.T) {
stack.push(z)
stack.push(y)
stack.push(x)
opAddmod(&pc, evmInterpreter, &callCtx{nil, stack, nil})
opAddmod(&pc, evmInterpreter, &ScopeContext{nil, stack, nil})
actual := stack.pop()
if actual.Cmp(expected) != 0 {
t.Errorf("Testcase %d, expected %x, got %x", i, expected, actual)
@ -244,7 +244,7 @@ func getResult(args []*twoOperandParams, opFn executionFunc) []TwoOperandTestcas
y := new(uint256.Int).SetBytes(common.Hex2Bytes(param.y))
stack.push(x)
stack.push(y)
_, err := opFn(&pc, interpreter, &callCtx{nil, stack, nil})
_, err := opFn(&pc, interpreter, &ScopeContext{nil, stack, nil})
if err != nil {
log.Fatalln(err)
}
@ -308,7 +308,7 @@ func opBenchmark(bench *testing.B, op executionFunc, args ...string) {
a.SetBytes(arg)
stack.push(a)
}
op(&pc, evmInterpreter, &callCtx{nil, stack, nil})
op(&pc, evmInterpreter, &ScopeContext{nil, stack, nil})
stack.pop()
}
}
@ -535,13 +535,13 @@ func TestOpMstore(t *testing.T) {
v := "abcdef00000000000000abba000000000deaf000000c0de00100000000133700"
stack.push(new(uint256.Int).SetBytes(common.Hex2Bytes(v)))
stack.push(new(uint256.Int))
opMstore(&pc, evmInterpreter, &callCtx{mem, stack, nil})
opMstore(&pc, evmInterpreter, &ScopeContext{mem, stack, nil})
if got := common.Bytes2Hex(mem.GetCopy(0, 32)); got != v {
t.Fatalf("Mstore fail, got %v, expected %v", got, v)
}
stack.push(new(uint256.Int).SetUint64(0x1))
stack.push(new(uint256.Int))
opMstore(&pc, evmInterpreter, &callCtx{mem, stack, nil})
opMstore(&pc, evmInterpreter, &ScopeContext{mem, stack, nil})
if common.Bytes2Hex(mem.GetCopy(0, 32)) != "0000000000000000000000000000000000000000000000000000000000000001" {
t.Fatalf("Mstore failed to overwrite previous value")
}
@ -565,7 +565,7 @@ func BenchmarkOpMstore(bench *testing.B) {
for i := 0; i < bench.N; i++ {
stack.push(value)
stack.push(memStart)
opMstore(&pc, evmInterpreter, &callCtx{mem, stack, nil})
opMstore(&pc, evmInterpreter, &ScopeContext{mem, stack, nil})
}
}
@ -585,7 +585,7 @@ func BenchmarkOpKeccak256(bench *testing.B) {
for i := 0; i < bench.N; i++ {
stack.push(uint256.NewInt(32))
stack.push(start)
opKeccak256(&pc, evmInterpreter, &callCtx{mem, stack, nil})
opKeccak256(&pc, evmInterpreter, &ScopeContext{mem, stack, nil})
}
}
@ -681,7 +681,7 @@ func TestRandom(t *testing.T) {
pc = uint64(0)
evmInterpreter = NewEVMInterpreter(env, env.vmConfig)
)
opRandom(&pc, evmInterpreter, &callCtx{nil, stack, nil})
opRandom(&pc, evmInterpreter, &ScopeContext{nil, stack, nil})
if len(stack.data) != 1 {
t.Errorf("Expected one item on stack after %v, got %d: ", tt.name, len(stack.data))
}

1
core/vm/interface.go
View file

@ -57,6 +57,7 @@ type StateDB interface {
// is defined according to EIP161 (balance = nonce = code = 0).
Empty(common.Address) bool
PrepareAccessList(sender common.Address, dest *common.Address, precompiles []common.Address, txAccesses types.AccessList)
AddressInAccessList(addr common.Address) bool
SlotInAccessList(addr common.Address, slot common.Hash) (addressOk bool, slotOk bool)
// AddAddressToAccessList adds the given address to the access list. This operation is safe to perform

24
core/vm/interpreter.go
View file

@ -60,12 +60,12 @@ type Interpreter interface {
CanRun([]byte) bool
}
// callCtx contains the things that are per-call, such as stack and memory,
// ScopeContext contains the things that are per-call, such as stack and memory,
// but not transients like pc and gas
type callCtx struct {
memory *Memory
stack *Stack
contract *Contract
type ScopeContext struct {
Memory *Memory
Stack *Stack
Contract *Contract
}
// keccakState wraps sha3.state. In addition to the usual hash methods, it also supports
@ -170,10 +170,10 @@ func (in *EVMInterpreter) Run(contract *Contract, input []byte, readOnly bool) (
op OpCode // current opcode
mem = NewMemory() // bound memory
stack = newstack() // local stack
callContext = &callCtx{
memory: mem,
stack: stack,
contract: contract,
callContext = &ScopeContext{
Memory: mem,
Stack: stack,
Contract: contract,
}
// For optimisation reason we're using uint64 as the program counter.
// It's theoretically possible to go above 2^64. The YP defines the PC
@ -192,9 +192,9 @@ func (in *EVMInterpreter) Run(contract *Contract, input []byte, readOnly bool) (
defer func() {
if err != nil {
if !logged {
in.cfg.Tracer.CaptureState(in.evm, pcCopy, op, gasCopy, cost, mem, stack, contract, in.evm.depth, err)
in.cfg.Tracer.CaptureState(in.evm, pcCopy, op, gasCopy, cost, callContext, in.returnData, in.evm.depth, err)
} else {
in.cfg.Tracer.CaptureFault(in.evm, pcCopy, op, gasCopy, cost, mem, stack, contract, in.evm.depth, err)
in.cfg.Tracer.CaptureFault(in.evm, pcCopy, op, gasCopy, cost, callContext, in.evm.depth, err)
}
}
}()
@ -257,7 +257,7 @@ func (in *EVMInterpreter) Run(contract *Contract, input []byte, readOnly bool) (
}
if in.cfg.Debug {
in.cfg.Tracer.CaptureState(in.evm, pc, op, gasCopy, cost, mem, stack, contract, in.evm.depth, err)
in.cfg.Tracer.CaptureState(in.evm, pc, op, gasCopy, cost, callContext, in.returnData, in.evm.depth, err)
logged = true
}

2
core/vm/jump_table.go
View file

@ -21,7 +21,7 @@ import (
)
type (
executionFunc func(pc *uint64, interpreter *EVMInterpreter, callContext *callCtx) ([]byte, error)
executionFunc func(pc *uint64, interpreter *EVMInterpreter, callContext *ScopeContext) ([]byte, error)
gasFunc func(*EVM, *Contract, *Stack, *Memory, uint64) (uint64, error) // last parameter is the requested memory size as a uint64
// memorySizeFunc returns the required size, and whether the operation overflowed a uint64
memorySizeFunc func(*Stack) (size uint64, overflow bool)

93
core/vm/logger.go
View file

@ -18,10 +18,10 @@ package vm
import (
"encoding/hex"
"errors"
"fmt"
"io"
"math/big"
"strings"
"time"
"github.com/XinFinOrg/XDPoSChain/common"
@ -31,8 +31,6 @@ import (
"github.com/XinFinOrg/XDPoSChain/params"
)
var errTraceLimitReached = errors.New("the number of logs reached the specified limit")
// Storage represents a contract's storage.
type Storage map[common.Hash]common.Hash
@ -105,10 +103,10 @@ func (s *StructLog) ErrorString() string {
// Note that reference types are actual VM data structures; make copies
// if you need to retain them beyond the current call.
type Tracer interface {
CaptureStart(from common.Address, to common.Address, create bool, input []byte, gas uint64, value *big.Int) error
CaptureState(env *EVM, pc uint64, op OpCode, gas, cost uint64, memory *Memory, stack *Stack, contract *Contract, depth int, err error) error
CaptureFault(env *EVM, pc uint64, op OpCode, gas, cost uint64, memory *Memory, stack *Stack, contract *Contract, depth int, err error) error
CaptureEnd(output []byte, gasUsed uint64, t time.Duration, err error) error
CaptureStart(env *EVM, from common.Address, to common.Address, create bool, input []byte, gas uint64, value *big.Int)
CaptureState(env *EVM, pc uint64, op OpCode, gas, cost uint64, scope *ScopeContext, rData []byte, depth int, err error)
CaptureFault(env *EVM, pc uint64, op OpCode, gas, cost uint64, scope *ScopeContext, depth int, err error)
CaptureEnd(output []byte, gasUsed uint64, t time.Duration, err error)
}
// StructLogger is an EVM state logger and implements Tracer.
@ -137,17 +135,19 @@ func NewStructLogger(cfg *LogConfig) *StructLogger {
}
// CaptureStart implements the Tracer interface to initialize the tracing operation.
func (l *StructLogger) CaptureStart(from common.Address, to common.Address, create bool, input []byte, gas uint64, value *big.Int) error {
return nil
func (l *StructLogger) CaptureStart(env *EVM, from common.Address, to common.Address, create bool, input []byte, gas uint64, value *big.Int) {
}
// CaptureState logs a new structured log message and pushes it out to the environment
//
// CaptureState also tracks SSTORE ops to track dirty values.
func (l *StructLogger) CaptureState(env *EVM, pc uint64, op OpCode, gas, cost uint64, memory *Memory, stack *Stack, contract *Contract, depth int, err error) error {
// CaptureState also tracks SLOAD/SSTORE ops to track storage change.
func (l *StructLogger) CaptureState(env *EVM, pc uint64, op OpCode, gas, cost uint64, scope *ScopeContext, rData []byte, depth int, err error) {
memory := scope.Memory
stack := scope.Stack
contract := scope.Contract
// check if already accumulated the specified number of logs
if l.cfg.Limit != 0 && l.cfg.Limit <= len(l.logs) {
return errTraceLimitReached
return
}
// initialise new changed values storage container for this contract
@ -188,17 +188,15 @@ func (l *StructLogger) CaptureState(env *EVM, pc uint64, op OpCode, gas, cost ui
log := StructLog{pc, op, gas, cost, mem, memory.Len(), stck, storage, depth, env.StateDB.GetRefund(), err}
l.logs = append(l.logs, log)
return nil
}
// CaptureFault implements the Tracer interface to trace an execution fault
// while running an opcode.
func (l *StructLogger) CaptureFault(env *EVM, pc uint64, op OpCode, gas, cost uint64, memory *Memory, stack *Stack, contract *Contract, depth int, err error) error {
return nil
func (l *StructLogger) CaptureFault(env *EVM, pc uint64, op OpCode, gas, cost uint64, scope *ScopeContext, depth int, err error) {
}
// CaptureEnd is called after the call finishes to finalize the tracing.
func (l *StructLogger) CaptureEnd(output []byte, gasUsed uint64, t time.Duration, err error) error {
func (l *StructLogger) CaptureEnd(output []byte, gasUsed uint64, t time.Duration, err error) {
l.output = output
l.err = err
if l.cfg.Debug {
@ -207,7 +205,6 @@ func (l *StructLogger) CaptureEnd(output []byte, gasUsed uint64, t time.Duration
fmt.Printf(" error: %v\n", err)
}
}
return nil
}
// StructLogs returns the captured log entries.
@ -261,3 +258,65 @@ func WriteLogs(writer io.Writer, logs []*types.Log) {
fmt.Fprintln(writer)
}
}
type mdLogger struct {
out io.Writer
cfg *LogConfig
}
// NewMarkdownLogger creates a logger which outputs information in a format adapted
// for human readability, and is also a valid markdown table
func NewMarkdownLogger(cfg *LogConfig, writer io.Writer) *mdLogger {
l := &mdLogger{writer, cfg}
if l.cfg == nil {
l.cfg = &LogConfig{}
}
return l
}
func (t *mdLogger) CaptureStart(env *EVM, from common.Address, to common.Address, create bool, input []byte, gas uint64, value *big.Int) {
if !create {
fmt.Fprintf(t.out, "From: `%v`\nTo: `%v`\nData: `0x%x`\nGas: `%d`\nValue `%v` wei\n",
from.String(), to.String(),
input, gas, value)
} else {
fmt.Fprintf(t.out, "From: `%v`\nCreate at: `%v`\nData: `0x%x`\nGas: `%d`\nValue `%v` wei\n",
from.String(), to.String(),
input, gas, value)
}
fmt.Fprintf(t.out, `
| Pc | Op | Cost | Stack | RStack | Refund |
|-------|-------------|------|-----------|-----------|---------|
`)
}
// CaptureState also tracks SLOAD/SSTORE ops to track storage change.
func (t *mdLogger) CaptureState(env *EVM, pc uint64, op OpCode, gas, cost uint64, scope *ScopeContext, rData []byte, depth int, err error) {
stack := scope.Stack
fmt.Fprintf(t.out, "| %4d | %10v | %3d |", pc, op, cost)
if !t.cfg.DisableStack {
// format stack
var a []string
for _, elem := range stack.data {
a = append(a, fmt.Sprintf("%v", elem.String()))
}
b := fmt.Sprintf("[%v]", strings.Join(a, ","))
fmt.Fprintf(t.out, "%10v |", b)
}
fmt.Fprintf(t.out, "%10v |", env.StateDB.GetRefund())
fmt.Fprintln(t.out, "")
if err != nil {
fmt.Fprintf(t.out, "Error: %v\n", err)
}
}
func (t *mdLogger) CaptureFault(env *EVM, pc uint64, op OpCode, gas, cost uint64, scope *ScopeContext, depth int, err error) {
fmt.Fprintf(t.out, "\nError: at pc=%d, op=%v: %v\n", pc, op, err)
}
func (t *mdLogger) CaptureEnd(output []byte, gasUsed uint64, tm time.Duration, err error) {
fmt.Fprintf(t.out, "\nOutput: `0x%x`\nConsumed gas: `%d`\nError: `%v`\n",
output, gasUsed, err)
}

21
core/vm/logger_json.go
View file

@ -41,12 +41,16 @@ func NewJSONLogger(cfg *LogConfig, writer io.Writer) *JSONLogger {
return l
}
func (l *JSONLogger) CaptureStart(from common.Address, to common.Address, create bool, input []byte, gas uint64, value *big.Int) error {
return nil
func (l *JSONLogger) CaptureStart(env *EVM, from, to common.Address, create bool, input []byte, gas uint64, value *big.Int) {
}
func (l *JSONLogger) CaptureFault(*EVM, uint64, OpCode, uint64, uint64, *ScopeContext, int, error) {}
// CaptureState outputs state information on the logger.
func (l *JSONLogger) CaptureState(env *EVM, pc uint64, op OpCode, gas, cost uint64, memory *Memory, stack *Stack, contract *Contract, depth int, err error) error {
func (l *JSONLogger) CaptureState(env *EVM, pc uint64, op OpCode, gas, cost uint64, scope *ScopeContext, rData []byte, depth int, err error) {
memory := scope.Memory
stack := scope.Stack
log := StructLog{
Pc: pc,
Op: op,
@ -69,16 +73,11 @@ func (l *JSONLogger) CaptureState(env *EVM, pc uint64, op OpCode, gas, cost uint
}
log.Stack = logstack
}
return l.encoder.Encode(log)
}
// CaptureFault outputs state information on the logger.
func (l *JSONLogger) CaptureFault(env *EVM, pc uint64, op OpCode, gas, cost uint64, memory *Memory, stack *Stack, contract *Contract, depth int, err error) error {
return l.CaptureState(env, pc, op, gas, cost, memory, stack, contract, depth, err)
l.encoder.Encode(log)
}
// CaptureEnd is triggered at end of execution.
func (l *JSONLogger) CaptureEnd(output []byte, gasUsed uint64, t time.Duration, err error) error {
func (l *JSONLogger) CaptureEnd(output []byte, gasUsed uint64, t time.Duration, err error) {
type endLog struct {
Output string `json:"output"`
GasUsed math.HexOrDecimal64 `json:"gasUsed"`
@ -89,5 +88,5 @@ func (l *JSONLogger) CaptureEnd(output []byte, gasUsed uint64, t time.Duration,
if err != nil {
errMsg = err.Error()
}
return l.encoder.Encode(endLog{common.Bytes2Hex(output), math.HexOrDecimal64(gasUsed), t, errMsg})
l.encoder.Encode(endLog{common.Bytes2Hex(output), math.HexOrDecimal64(gasUsed), t, errMsg})
}

13
core/vm/logger_test.go
View file

@ -52,14 +52,17 @@ func TestStoreCapture(t *testing.T) {
var (
env = NewEVM(Context{}, &dummyStatedb{}, nil, params.TestChainConfig, Config{})
logger = NewStructLogger(nil)
mem = NewMemory()
stack = newstack()
contract = NewContract(&dummyContractRef{}, &dummyContractRef{}, new(big.Int), 0)
scope = &ScopeContext{
Memory: NewMemory(),
Stack: newstack(),
Contract: contract,
}
)
stack.push(uint256.NewInt(1))
stack.push(new(uint256.Int))
scope.Stack.push(uint256.NewInt(1))
scope.Stack.push(new(uint256.Int))
var index common.Hash
logger.CaptureState(env, 0, SSTORE, 0, 0, mem, stack, contract, 0, nil)
logger.CaptureState(env, 0, SSTORE, 0, 0, scope, nil, 0, nil)
if len(logger.changedValues[contract.Address()]) == 0 {
t.Fatalf("expected exactly 1 changed value on address %x, got %d", contract.Address(), len(logger.changedValues[contract.Address()]))
}

27
core/vm/runtime/runtime.go
View file

@ -107,13 +107,8 @@ func Execute(code, input []byte, cfg *Config) ([]byte, *state.StateDB, error) {
vmenv = NewEnv(cfg)
sender = vm.AccountRef(cfg.Origin)
)
if cfg.ChainConfig.IsEIP1559(vmenv.BlockNumber) {
cfg.State.AddAddressToAccessList(cfg.Origin)
cfg.State.AddAddressToAccessList(address)
for _, addr := range vmenv.ActivePrecompiles() {
cfg.State.AddAddressToAccessList(addr)
cfg.State.AddAddressToAccessList(addr)
}
if rules := cfg.ChainConfig.Rules(vmenv.Context.BlockNumber); rules.IsEIP1559 {
cfg.State.PrepareAccessList(cfg.Origin, &address, vm.ActivePrecompiles(rules), nil)
}
cfg.State.CreateAccount(address)
// set the receiver's (the executing contract) code for execution.
@ -145,13 +140,9 @@ func Create(input []byte, cfg *Config) ([]byte, common.Address, uint64, error) {
vmenv = NewEnv(cfg)
sender = vm.AccountRef(cfg.Origin)
)
if cfg.ChainConfig.IsEIP1559(vmenv.BlockNumber) {
cfg.State.AddAddressToAccessList(cfg.Origin)
for _, addr := range vmenv.ActivePrecompiles() {
cfg.State.AddAddressToAccessList(addr)
}
if rules := cfg.ChainConfig.Rules(vmenv.Context.BlockNumber); rules.IsEIP1559 {
cfg.State.PrepareAccessList(cfg.Origin, nil, vm.ActivePrecompiles(rules), nil)
}
// Call the code with the given configuration.
code, address, leftOverGas, err := vmenv.Create(
sender,
@ -173,12 +164,9 @@ func Call(address common.Address, input []byte, cfg *Config) ([]byte, uint64, er
vmenv := NewEnv(cfg)
sender := cfg.State.GetOrNewStateObject(cfg.Origin)
if cfg.ChainConfig.IsEIP1559(vmenv.BlockNumber) {
cfg.State.AddAddressToAccessList(cfg.Origin)
cfg.State.AddAddressToAccessList(address)
for _, addr := range vmenv.ActivePrecompiles() {
cfg.State.AddAddressToAccessList(addr)
}
statedb := cfg.State
if rules := cfg.ChainConfig.Rules(vmenv.Context.BlockNumber); rules.IsEIP1559 {
statedb.PrepareAccessList(cfg.Origin, &address, vm.ActivePrecompiles(rules), nil)
}
// Call the code with the given configuration.
@ -189,6 +177,5 @@ func Call(address common.Address, input []byte, cfg *Config) ([]byte, uint64, er
cfg.GasLimit,
cfg.Value,
)
return ret, leftOverGas, err
}

171
core/vm/runtime/runtime_test.go
View file

@ -19,6 +19,7 @@ package runtime
import (
"fmt"
"math/big"
"os"
"strings"
"testing"
@ -329,32 +330,161 @@ func TestBlockhash(t *testing.T) {
}
}
// BenchmarkSimpleLoop test a pretty simple loop which loops
// 1M (1 048 575) times.
// Takes about 200 ms
func BenchmarkSimpleLoop(b *testing.B) {
// 0xfffff = 1048575 loops
code := []byte{
byte(vm.PUSH3), 0x0f, 0xff, 0xff,
byte(vm.JUMPDEST), // [ count ]
byte(vm.PUSH1), 1, // [count, 1]
byte(vm.SWAP1), // [1, count]
byte(vm.SUB), // [ count -1 ]
byte(vm.DUP1), // [ count -1 , count-1]
byte(vm.PUSH1), 4, // [count-1, count -1, label]
byte(vm.JUMPI), // [ 0 ]
byte(vm.STOP),
// benchmarkNonModifyingCode benchmarks code, but if the code modifies the
// state, this should not be used, since it does not reset the state between runs.
func benchmarkNonModifyingCode(gas uint64, code []byte, name string, b *testing.B) {
cfg := new(Config)
setDefaults(cfg)
cfg.State, _ = state.New(common.Hash{}, state.NewDatabase(rawdb.NewMemoryDatabase()))
cfg.GasLimit = gas
var (
destination = common.BytesToAddress([]byte("contract"))
vmenv = NewEnv(cfg)
sender = vm.AccountRef(cfg.Origin)
)
cfg.State.CreateAccount(destination)
eoa := common.HexToAddress("E0")
{
cfg.State.CreateAccount(eoa)
cfg.State.SetNonce(eoa, 100)
}
reverting := common.HexToAddress("EE")
{
cfg.State.CreateAccount(reverting)
cfg.State.SetCode(reverting, []byte{
byte(vm.PUSH1), 0x00,
byte(vm.PUSH1), 0x00,
byte(vm.REVERT),
})
}
//cfg.State.CreateAccount(cfg.Origin)
// set the receiver's (the executing contract) code for execution.
cfg.State.SetCode(destination, code)
vmenv.Call(sender, destination, nil, gas, cfg.Value)
b.Run(name, func(b *testing.B) {
b.ReportAllocs()
for i := 0; i < b.N; i++ {
vmenv.Call(sender, destination, nil, gas, cfg.Value)
}
})
}
// BenchmarkSimpleLoop test a pretty simple loop which loops until OOG
// 55 ms
func BenchmarkSimpleLoop(b *testing.B) {
staticCallIdentity := []byte{
byte(vm.JUMPDEST), // [ count ]
// push args for the call
byte(vm.PUSH1), 0, // out size
byte(vm.DUP1), // out offset
byte(vm.DUP1), // out insize
byte(vm.DUP1), // in offset
byte(vm.PUSH1), 0x4, // address of identity
byte(vm.GAS), // gas
byte(vm.STATICCALL),
byte(vm.POP), // pop return value
byte(vm.PUSH1), 0, // jumpdestination
byte(vm.JUMP),
}
callIdentity := []byte{
byte(vm.JUMPDEST), // [ count ]
// push args for the call
byte(vm.PUSH1), 0, // out size
byte(vm.DUP1), // out offset
byte(vm.DUP1), // out insize
byte(vm.DUP1), // in offset
byte(vm.DUP1), // value
byte(vm.PUSH1), 0x4, // address of identity
byte(vm.GAS), // gas
byte(vm.CALL),
byte(vm.POP), // pop return value
byte(vm.PUSH1), 0, // jumpdestination
byte(vm.JUMP),
}
callInexistant := []byte{
byte(vm.JUMPDEST), // [ count ]
// push args for the call
byte(vm.PUSH1), 0, // out size
byte(vm.DUP1), // out offset
byte(vm.DUP1), // out insize
byte(vm.DUP1), // in offset
byte(vm.DUP1), // value
byte(vm.PUSH1), 0xff, // address of existing contract
byte(vm.GAS), // gas
byte(vm.CALL),
byte(vm.POP), // pop return value
byte(vm.PUSH1), 0, // jumpdestination
byte(vm.JUMP),
}
callEOA := []byte{
byte(vm.JUMPDEST), // [ count ]
// push args for the call
byte(vm.PUSH1), 0, // out size
byte(vm.DUP1), // out offset
byte(vm.DUP1), // out insize
byte(vm.DUP1), // in offset
byte(vm.DUP1), // value
byte(vm.PUSH1), 0xE0, // address of EOA
byte(vm.GAS), // gas
byte(vm.CALL),
byte(vm.POP), // pop return value
byte(vm.PUSH1), 0, // jumpdestination
byte(vm.JUMP),
}
loopingCode := []byte{
byte(vm.JUMPDEST), // [ count ]
// push args for the call
byte(vm.PUSH1), 0, // out size
byte(vm.DUP1), // out offset
byte(vm.DUP1), // out insize
byte(vm.DUP1), // in offset
byte(vm.PUSH1), 0x4, // address of identity
byte(vm.GAS), // gas
byte(vm.POP), byte(vm.POP), byte(vm.POP), byte(vm.POP), byte(vm.POP), byte(vm.POP),
byte(vm.PUSH1), 0, // jumpdestination
byte(vm.JUMP),
}
calllRevertingContractWithInput := []byte{
byte(vm.JUMPDEST), //
// push args for the call
byte(vm.PUSH1), 0, // out size
byte(vm.DUP1), // out offset
byte(vm.PUSH1), 0x20, // in size
byte(vm.PUSH1), 0x00, // in offset
byte(vm.PUSH1), 0x00, // value
byte(vm.PUSH1), 0xEE, // address of reverting contract
byte(vm.GAS), // gas
byte(vm.CALL),
byte(vm.POP), // pop return value
byte(vm.PUSH1), 0, // jumpdestination
byte(vm.JUMP),
}
//tracer := vm.NewJSONLogger(nil, os.Stdout)
//Execute(code, nil, &Config{
//Execute(loopingCode, nil, &Config{
// EVMConfig: vm.Config{
// Debug: true,
// Tracer: tracer,
// }})
// 100M gas
benchmarkNonModifyingCode(100000000, staticCallIdentity, "staticcall-identity-100M", b)
benchmarkNonModifyingCode(100000000, callIdentity, "call-identity-100M", b)
benchmarkNonModifyingCode(100000000, loopingCode, "loop-100M", b)
benchmarkNonModifyingCode(100000000, callInexistant, "call-nonexist-100M", b)
benchmarkNonModifyingCode(100000000, callEOA, "call-EOA-100M", b)
benchmarkNonModifyingCode(100000000, calllRevertingContractWithInput, "call-reverting-100M", b)
for i := 0; i < b.N; i++ {
Execute(code, nil, nil)
}
//benchmarkNonModifyingCode(10000000, staticCallIdentity, "staticcall-identity-10M", b)
//benchmarkNonModifyingCode(10000000, loopingCode, "loop-10M", b)
}
// TestEip2929Cases contains various testcases that are used for
@ -381,7 +511,8 @@ func TestEip2929Cases(t *testing.T) {
code, ops)
Execute(code, nil, &Config{
EVMConfig: vm.Config{
Debug: false,
Debug: true,
Tracer: vm.NewMarkdownLogger(nil, os.Stdout),
ExtraEips: []int{2929},
},
})

19
crypto/crypto.go
View file

@ -36,7 +36,7 @@ import (
"golang.org/x/crypto/sha3"
)
//SignatureLength indicates the byte length required to carry a signature with recovery id.
// SignatureLength indicates the byte length required to carry a signature with recovery id.
const SignatureLength = 64 + 1 // 64 bytes ECDSA signature + 1 byte recovery id
// RecoveryIDOffset points to the byte offset within the signature that contains the recovery id.
@ -60,10 +60,23 @@ type KeccakState interface {
Read([]byte) (int, error)
}
// NewKeccakState creates a new KeccakState
func NewKeccakState() KeccakState {
return sha3.NewLegacyKeccak256().(KeccakState)
}
// HashData hashes the provided data using the KeccakState and returns a 32 byte hash
func HashData(kh KeccakState, data []byte) (h common.Hash) {
kh.Reset()
kh.Write(data)
kh.Read(h[:])
return h
}
// Keccak256 calculates and returns the Keccak256 hash of the input data.
func Keccak256(data ...[]byte) []byte {
b := make([]byte, 32)
d := sha3.NewLegacyKeccak256().(KeccakState)
d := NewKeccakState()
for _, b := range data {
d.Write(b)
}
@ -74,7 +87,7 @@ func Keccak256(data ...[]byte) []byte {
// Keccak256Hash calculates and returns the Keccak256 hash of the input data,
// converting it to an internal Hash data structure.
func Keccak256Hash(data ...[]byte) (h common.Hash) {
d := sha3.NewLegacyKeccak256().(KeccakState)
d := NewKeccakState()
for _, b := range data {
d.Write(b)
}

10
eth/api_backend.go
View file

@ -245,12 +245,14 @@ func (b *EthApiBackend) GetTd(blockHash common.Hash) *big.Int {
return b.eth.blockchain.GetTdByHash(blockHash)
}
func (b *EthApiBackend) GetEVM(ctx context.Context, msg core.Message, state *state.StateDB, XDCxState *tradingstate.TradingStateDB, header *types.Header, vmCfg vm.Config) (*vm.EVM, func() error, error) {
state.SetBalance(msg.From(), math.MaxBig256)
func (b *EthApiBackend) GetEVM(ctx context.Context, msg core.Message, state *state.StateDB, XDCxState *tradingstate.TradingStateDB, header *types.Header, vmConfig *vm.Config) (*vm.EVM, func() error, error) {
vmError := func() error { return nil }
if vmConfig == nil {
vmConfig = b.eth.blockchain.GetVMConfig()
}
state.SetBalance(msg.From(), math.MaxBig256)
context := core.NewEVMContext(msg, header, b.eth.BlockChain(), nil)
return vm.NewEVM(context, state, XDCxState, b.eth.chainConfig, vmCfg), vmError, nil
return vm.NewEVM(context, state, XDCxState, b.eth.chainConfig, *vmConfig), vmError, nil
}
func (b *EthApiBackend) SubscribeRemovedLogsEvent(ch chan<- core.RemovedLogsEvent) event.Subscription {

37
eth/api_tracer.go
View file

@ -62,6 +62,13 @@ type TraceConfig struct {
Reexec *uint64
}
// txTraceContext is the contextual infos about a transaction before it gets run.
type txTraceContext struct {
index int // Index of the transaction within the block
hash common.Hash // Hash of the transaction
block common.Hash // Hash of the block containing the transaction
}
// txTraceResult is the result of a single transaction trace.
type txTraceResult struct {
Result interface{} `json:"result,omitempty"` // Trace results produced by the tracer
@ -209,9 +216,14 @@ func (api *PrivateDebugAPI) traceChain(ctx context.Context, start, end *types.Bl
}
}
msg, _ := tx.AsMessage(signer, balacne, task.block.Number())
txctx := &txTraceContext{
index: i,
hash: tx.Hash(),
block: task.block.Hash(),
}
vmctx := core.NewEVMContext(msg, task.block.Header(), api.eth.blockchain, nil)
res, err := api.traceTx(ctx, msg, vmctx, task.statedb, config)
res, err := api.traceTx(ctx, msg, txctx, vmctx, task.statedb, config)
if err != nil {
task.results[i] = &txTraceResult{Error: err.Error()}
log.Warn("Tracing failed", "hash", tx.Hash(), "block", task.block.NumberU64(), "err", err)
@ -434,6 +446,7 @@ func (api *PrivateDebugAPI) traceBlock(ctx context.Context, block *types.Block,
if threads > len(txs) {
threads = len(txs)
}
blockHash := block.Hash()
for th := 0; th < threads; th++ {
pend.Add(1)
go func() {
@ -449,9 +462,14 @@ func (api *PrivateDebugAPI) traceBlock(ctx context.Context, block *types.Block,
}
}
msg, _ := txs[task.index].AsMessage(signer, balacne, block.Number())
txctx := &txTraceContext{
index: task.index,
hash: txs[task.index].Hash(),
block: blockHash,
}
vmctx := core.NewEVMContext(msg, block.Header(), api.eth.blockchain, nil)
res, err := api.traceTx(ctx, msg, vmctx, task.statedb, config)
res, err := api.traceTx(ctx, msg, txctx, vmctx, task.statedb, config)
if err != nil {
results[task.index] = &txTraceResult{Error: err.Error()}
continue
@ -478,6 +496,7 @@ func (api *PrivateDebugAPI) traceBlock(ctx context.Context, block *types.Block,
}
// Generate the next state snapshot fast without tracing
msg, _ := tx.AsMessage(signer, balacne, block.Number())
statedb.Prepare(tx.Hash(), block.Hash(), i)
vmctx := core.NewEVMContext(msg, block.Header(), api.eth.blockchain, nil)
vmenv := vm.NewEVM(vmctx, statedb, XDCxState, api.config, vm.Config{})
@ -594,14 +613,19 @@ func (api *PrivateDebugAPI) TraceTransaction(ctx context.Context, hash common.Ha
if err != nil {
return nil, err
}
// Trace the transaction and return
return api.traceTx(ctx, msg, vmctx, statedb, config)
txctx := &txTraceContext{
index: int(index),
hash: hash,
block: blockHash,
}
return api.traceTx(ctx, msg, txctx, vmctx, statedb, config)
}
// traceTx configures a new tracer according to the provided configuration, and
// executes the given message in the provided environment. The return value will
// be tracer dependent.
func (api *PrivateDebugAPI) traceTx(ctx context.Context, message core.Message, vmctx vm.Context, statedb *state.StateDB, config *TraceConfig) (interface{}, error) {
func (api *PrivateDebugAPI) traceTx(ctx context.Context, message core.Message, txctx *txTraceContext, vmctx vm.Context, statedb *state.StateDB, config *TraceConfig) (interface{}, error) {
// Assemble the structured logger or the JavaScript tracer
var (
tracer vm.Tracer
@ -637,6 +661,9 @@ func (api *PrivateDebugAPI) traceTx(ctx context.Context, message core.Message, v
// Run the transaction with tracing enabled.
vmenv := vm.NewEVM(vmctx, statedb, nil, api.config, vm.Config{Debug: true, Tracer: tracer})
// Call Prepare to clear out the statedb access list
statedb.Prepare(txctx.hash, txctx.block, txctx.index)
owner := common.Address{}
ret, gas, failed, err, _ := core.ApplyMessage(vmenv, message, new(core.GasPool).AddGas(message.Gas()), owner)
if err != nil {

34
eth/downloader/downloader.go
View file

@ -980,22 +980,22 @@ func (d *Downloader) fetchReceipts(from uint64) error {
// various callbacks to handle the slight differences between processing them.
//
// The instrumentation parameters:
// - errCancel: error type to return if the fetch operation is cancelled (mostly makes logging nicer)
// - deliveryCh: channel from which to retrieve downloaded data packets (merged from all concurrent peers)
// - deliver: processing callback to deliver data packets into type specific download queues (usually within `queue`)
// - wakeCh: notification channel for waking the fetcher when new tasks are available (or sync completed)
// - expire: task callback method to abort requests that took too long and return the faulty peers (traffic shaping)
// - pending: task callback for the number of requests still needing download (detect completion/non-completability)
// - inFlight: task callback for the number of in-progress requests (wait for all active downloads to finish)
// - throttle: task callback to check if the processing queue is full and activate throttling (bound memory use)
// - reserve: task callback to reserve new download tasks to a particular peer (also signals partial completions)
// - fetchHook: tester callback to notify of new tasks being initiated (allows testing the scheduling logic)
// - fetch: network callback to actually send a particular download request to a physical remote peer
// - cancel: task callback to abort an in-flight download request and allow rescheduling it (in case of lost peer)
// - capacity: network callback to retrieve the estimated type-specific bandwidth capacity of a peer (traffic shaping)
// - idle: network callback to retrieve the currently (type specific) idle peers that can be assigned tasks
// - setIdle: network callback to set a peer back to idle and update its estimated capacity (traffic shaping)
// - kind: textual label of the type being downloaded to display in log mesages
// - errCancel: error type to return if the fetch operation is cancelled (mostly makes logging nicer)
// - deliveryCh: channel from which to retrieve downloaded data packets (merged from all concurrent peers)
// - deliver: processing callback to deliver data packets into type specific download queues (usually within `queue`)
// - wakeCh: notification channel for waking the fetcher when new tasks are available (or sync completed)
// - expire: task callback method to abort requests that took too long and return the faulty peers (traffic shaping)
// - pending: task callback for the number of requests still needing download (detect completion/non-completability)
// - inFlight: task callback for the number of in-progress requests (wait for all active downloads to finish)
// - throttle: task callback to check if the processing queue is full and activate throttling (bound memory use)
// - reserve: task callback to reserve new download tasks to a particular peer (also signals partial completions)
// - fetchHook: tester callback to notify of new tasks being initiated (allows testing the scheduling logic)
// - fetch: network callback to actually send a particular download request to a physical remote peer
// - cancel: task callback to abort an in-flight download request and allow rescheduling it (in case of lost peer)
// - capacity: network callback to retrieve the estimated type-specific bandwidth capacity of a peer (traffic shaping)
// - idle: network callback to retrieve the currently (type specific) idle peers that can be assigned tasks
// - setIdle: network callback to set a peer back to idle and update its estimated capacity (traffic shaping)
// - kind: textual label of the type being downloaded to display in log mesages
func (d *Downloader) fetchParts(errCancel error, deliveryCh chan dataPack, deliver func(dataPack) (int, error), wakeCh chan bool,
expire func() map[string]int, pending func() int, inFlight func() bool, throttle func() bool, reserve func(*peerConnection, int) (*fetchRequest, bool, error),
fetchHook func([]*types.Header), fetch func(*peerConnection, *fetchRequest) error, cancel func(*fetchRequest), capacity func(*peerConnection) int,
@ -1036,7 +1036,7 @@ func (d *Downloader) fetchParts(errCancel error, deliveryCh chan dataPack, deliv
case err == nil:
peer.log.Trace("Delivered new batch of data", "type", kind, "count", packet.Stats())
default:
peer.log.Trace("Failed to deliver retrieved data", "type", kind, "err", err)
peer.log.Debug("Failed to deliver retrieved data", "type", kind, "err", err)
}
}
// Blocks assembled, try to update the progress

107
eth/tracers/tracer.go
View file

@ -27,6 +27,7 @@ import (
"github.com/XinFinOrg/XDPoSChain/common"
"github.com/XinFinOrg/XDPoSChain/common/hexutil"
"github.com/XinFinOrg/XDPoSChain/core"
"github.com/XinFinOrg/XDPoSChain/core/vm"
"github.com/XinFinOrg/XDPoSChain/crypto"
"github.com/XinFinOrg/XDPoSChain/log"
@ -286,8 +287,6 @@ func (cw *contractWrapper) pushObject(vm *duktape.Context) {
// Tracer provides an implementation of Tracer that evaluates a Javascript
// function for each VM execution step.
type Tracer struct {
inited bool // Flag whether the context was already inited from the EVM
vm *duktape.Context // Javascript VM instance
tracerObject int // Stack index of the tracer JavaScript object
@ -526,7 +525,7 @@ func wrapError(context string, err error) error {
}
// CaptureStart implements the Tracer interface to initialize the tracing operation.
func (jst *Tracer) CaptureStart(from common.Address, to common.Address, create bool, input []byte, gas uint64, value *big.Int) error {
func (jst *Tracer) CaptureStart(env *vm.EVM, from common.Address, to common.Address, create bool, input []byte, gas uint64, value *big.Int) {
jst.ctx["type"] = "CALL"
if create {
jst.ctx["type"] = "CREATE"
@ -537,73 +536,75 @@ func (jst *Tracer) CaptureStart(from common.Address, to common.Address, create b
jst.ctx["gas"] = gas
jst.ctx["value"] = value
return nil
// Initialize the context
jst.ctx["block"] = env.Context.BlockNumber.Uint64()
jst.dbWrapper.db = env.StateDB
// Compute intrinsic gas
isHomestead := env.ChainConfig().IsHomestead(env.Context.BlockNumber)
intrinsicGas, err := core.IntrinsicGas(input, nil, jst.ctx["type"] == "CREATE", isHomestead)
if err != nil {
return
}
jst.ctx["intrinsicGas"] = intrinsicGas
}
// CaptureState implements the Tracer interface to trace a single step of VM execution.
func (jst *Tracer) CaptureState(env *vm.EVM, pc uint64, op vm.OpCode, gas, cost uint64, memory *vm.Memory, stack *vm.Stack, contract *vm.Contract, depth int, err error) error {
if jst.err == nil {
// Initialize the context if it wasn't done yet
if !jst.inited {
jst.ctx["block"] = env.BlockNumber.Uint64()
jst.inited = true
}
// If tracing was interrupted, set the error and stop
if atomic.LoadUint32(&jst.interrupt) > 0 {
jst.err = jst.reason
return nil
}
jst.opWrapper.op = op
jst.stackWrapper.stack = stack
jst.memoryWrapper.memory = memory
jst.contractWrapper.contract = contract
jst.dbWrapper.db = env.StateDB
*jst.pcValue = uint(pc)
*jst.gasValue = uint(gas)
*jst.costValue = uint(cost)
*jst.depthValue = uint(depth)
*jst.refundValue = uint(env.StateDB.GetRefund())
jst.errorValue = nil
if err != nil {
jst.errorValue = new(string)
*jst.errorValue = err.Error()
}
_, err := jst.call("step", "log", "db")
if err != nil {
jst.err = wrapError("step", err)
}
func (jst *Tracer) CaptureState(env *vm.EVM, pc uint64, op vm.OpCode, gas, cost uint64, scope *vm.ScopeContext, rData []byte, depth int, err error) {
if jst.err != nil {
return
}
return nil
}
// If tracing was interrupted, set the error and stop
if atomic.LoadUint32(&jst.interrupt) > 0 {
jst.err = jst.reason
return
}
jst.opWrapper.op = op
jst.stackWrapper.stack = scope.Stack
jst.memoryWrapper.memory = scope.Memory
jst.contractWrapper.contract = scope.Contract
// CaptureFault implements the Tracer interface to trace an execution fault
// while running an opcode.
func (jst *Tracer) CaptureFault(env *vm.EVM, pc uint64, op vm.OpCode, gas, cost uint64, memory *vm.Memory, stack *vm.Stack, contract *vm.Contract, depth int, err error) error {
if jst.err == nil {
// Apart from the error, everything matches the previous invocation
*jst.pcValue = uint(pc)
*jst.gasValue = uint(gas)
*jst.costValue = uint(cost)
*jst.depthValue = uint(depth)
*jst.refundValue = uint(env.StateDB.GetRefund())
jst.errorValue = nil
if err != nil {
jst.errorValue = new(string)
*jst.errorValue = err.Error()
_, err := jst.call("fault", "log", "db")
if err != nil {
jst.err = wrapError("fault", err)
}
}
return nil
if _, err := jst.call("step", "log", "db"); err != nil {
jst.err = wrapError("step", err)
}
}
// CaptureFault implements the Tracer interface to trace an execution fault
func (jst *Tracer) CaptureFault(env *vm.EVM, pc uint64, op vm.OpCode, gas, cost uint64, scope *vm.ScopeContext, depth int, err error) {
if jst.err != nil {
return
}
// Apart from the error, everything matches the previous invocation
jst.errorValue = new(string)
*jst.errorValue = err.Error()
if _, err := jst.call("fault", "log", "db"); err != nil {
jst.err = wrapError("fault", err)
}
}
// CaptureEnd is called after the call finishes to finalize the tracing.
func (jst *Tracer) CaptureEnd(output []byte, gasUsed uint64, t time.Duration, err error) error {
func (jst *Tracer) CaptureEnd(output []byte, gasUsed uint64, t time.Duration, err error) {
jst.ctx["output"] = output
jst.ctx["gasUsed"] = gasUsed
jst.ctx["time"] = t.String()
jst.ctx["gasUsed"] = gasUsed
if err != nil {
jst.ctx["error"] = err.Error()
}
return nil
}
// GetResult calls the Javascript 'result' function and returns its value, or any accumulated error

172
eth/tracers/tracer_test.go
View file

@ -47,21 +47,150 @@ type dummyStatedb struct {
state.StateDB
}
func (*dummyStatedb) GetRefund() uint64 { return 1337 }
func (*dummyStatedb) GetRefund() uint64 { return 1337 }
func (*dummyStatedb) GetBalance(addr common.Address) *big.Int { return new(big.Int) }
func runTrace(tracer *Tracer) (json.RawMessage, error) {
env := vm.NewEVM(vm.Context{BlockNumber: big.NewInt(1)}, &dummyStatedb{}, nil, params.TestChainConfig, vm.Config{Debug: true, Tracer: tracer})
var (
startGas uint64 = 10000
value = big.NewInt(0)
)
contract := vm.NewContract(account{}, account{}, big.NewInt(0), 10000)
contract.Code = []byte{byte(vm.PUSH1), 0x1, byte(vm.PUSH1), 0x1, 0x0}
_, err := env.Interpreter().Run(contract, []byte{}, false)
tracer.CaptureStart(env, contract.Caller(), contract.Address(), false, []byte{}, startGas, value)
ret, err := env.Interpreter().Run(contract, []byte{}, false)
tracer.CaptureEnd(ret, startGas-contract.Gas, 1, err)
if err != nil {
return nil, err
}
return tracer.GetResult()
}
func TestTracer(t *testing.T) {
execTracer := func(code string) []byte {
t.Helper()
tracer, err := New(code)
if err != nil {
t.Fatal(err)
}
ret, err := runTrace(tracer)
if err != nil {
t.Fatal(err)
}
return ret
}
for i, tt := range []struct {
code string
want string
}{
{ // tests that we don't panic on bad arguments to memory access
code: "{depths: [], step: function(log) { this.depths.push(log.memory.slice(-1,-2)); }, fault: function() {}, result: function() { return this.depths; }}",
want: `[{},{},{}]`,
}, { // tests that we don't panic on bad arguments to stack peeks
code: "{depths: [], step: function(log) { this.depths.push(log.stack.peek(-1)); }, fault: function() {}, result: function() { return this.depths; }}",
want: `["0","0","0"]`,
}, { // tests that we don't panic on bad arguments to memory getUint
code: "{ depths: [], step: function(log, db) { this.depths.push(log.memory.getUint(-64));}, fault: function() {}, result: function() { return this.depths; }}",
want: `["0","0","0"]`,
}, { // tests some general counting
code: "{count: 0, step: function() { this.count += 1; }, fault: function() {}, result: function() { return this.count; }}",
want: `3`,
}, { // tests that depth is reported correctly
code: "{depths: [], step: function(log) { this.depths.push(log.stack.length()); }, fault: function() {}, result: function() { return this.depths; }}",
want: `[0,1,2]`,
}, { // tests to-string of opcodes
code: "{opcodes: [], step: function(log) { this.opcodes.push(log.op.toString()); }, fault: function() {}, result: function() { return this.opcodes; }}",
want: `["PUSH1","PUSH1","STOP"]`,
}, { // tests intrinsic gas
code: "{depths: [], step: function() {}, fault: function() {}, result: function(ctx) { return ctx.gasUsed+'.'+ctx.intrinsicGas; }}",
want: `"6.21000"`,
},
} {
if have := execTracer(tt.code); tt.want != string(have) {
t.Errorf("testcase %d: expected return value to be %s got %s\n\tcode: %v", i, tt.want, string(have), tt.code)
}
}
}
func TestHalt(t *testing.T) {
t.Skip("duktape doesn't support abortion")
timeout := errors.New("stahp")
tracer, err := New("{step: function() { while(1); }, result: function() { return null; }}")
if err != nil {
t.Fatal(err)
}
go func() {
time.Sleep(1 * time.Second)
tracer.Stop(timeout)
}()
if _, err = runTrace(tracer); err.Error() != "stahp in server-side tracer function 'step'" {
t.Errorf("Expected timeout error, got %v", err)
}
}
func TestHaltBetweenSteps(t *testing.T) {
tracer, err := New("{step: function() {}, fault: function() {}, result: function() { return null; }}")
if err != nil {
t.Fatal(err)
}
env := vm.NewEVM(vm.Context{BlockNumber: big.NewInt(1)}, &dummyStatedb{}, nil, params.TestChainConfig, vm.Config{Debug: true, Tracer: tracer})
scope := &vm.ScopeContext{
Contract: vm.NewContract(&account{}, &account{}, big.NewInt(0), 0),
}
tracer.CaptureState(env, 0, 0, 0, 0, scope, nil, 0, nil)
timeout := errors.New("stahp")
tracer.Stop(timeout)
tracer.CaptureState(env, 0, 0, 0, 0, scope, nil, 0, nil)
if _, err := tracer.GetResult(); err.Error() != timeout.Error() {
t.Errorf("Expected timeout error, got %v", err)
}
}
// TestNoStepExec tests a regular value transfer (no exec), and accessing the statedb
// in 'result'
func TestNoStepExec(t *testing.T) {
runEmptyTrace := func(tracer *Tracer) (json.RawMessage, error) {
env := vm.NewEVM(vm.Context{BlockNumber: big.NewInt(1)}, &dummyStatedb{}, nil, params.TestChainConfig, vm.Config{Debug: true, Tracer: tracer})
startGas := uint64(10000)
contract := vm.NewContract(account{}, account{}, big.NewInt(0), startGas)
tracer.CaptureStart(env, contract.Caller(), contract.Address(), false, []byte{}, startGas, big.NewInt(0))
tracer.CaptureEnd(nil, startGas-contract.Gas, 1, nil)
return tracer.GetResult()
}
execTracer := func(code string) []byte {
t.Helper()
tracer, err := New(code)
if err != nil {
t.Fatal(err)
}
ret, err := runEmptyTrace(tracer)
if err != nil {
t.Fatal(err)
}
return ret
}
for i, tt := range []struct {
code string
want string
}{
{ // tests that we don't panic on accessing the db methods
code: "{depths: [], step: function() {}, fault: function() {}, result: function(ctx, db){ return db.getBalance(ctx.to)} }",
want: `"0"`,
},
} {
if have := execTracer(tt.code); tt.want != string(have) {
t.Errorf("testcase %d: expected return value to be %s got %s\n\tcode: %v", i, tt.want, string(have), tt.code)
}
}
}
// TestRegressionPanicSlice tests that we don't panic on bad arguments to memory access
func TestRegressionPanicSlice(t *testing.T) {
tracer, err := New("{depths: [], step: function(log) { this.depths.push(log.memory.slice(-1,-2)); }, fault: function() {}, result: function() { return this.depths; }}")
@ -139,40 +268,3 @@ func TestOpcodes(t *testing.T) {
t.Errorf("Expected return value to be [\"PUSH1\",\"PUSH1\",\"STOP\"], got %s", string(ret))
}
}
func TestHalt(t *testing.T) {
t.Skip("duktape doesn't support abortion")
timeout := errors.New("stahp")
tracer, err := New("{step: function() { while(1); }, result: function() { return null; }}")
if err != nil {
t.Fatal(err)
}
go func() {
time.Sleep(1 * time.Second)
tracer.Stop(timeout)
}()
if _, err = runTrace(tracer); err.Error() != "stahp in server-side tracer function 'step'" {
t.Errorf("Expected timeout error, got %v", err)
}
}
func TestHaltBetweenSteps(t *testing.T) {
tracer, err := New("{step: function() {}, fault: function() {}, result: function() { return null; }}")
if err != nil {
t.Fatal(err)
}
env := vm.NewEVM(vm.Context{BlockNumber: big.NewInt(1)}, &dummyStatedb{}, nil, params.TestChainConfig, vm.Config{Debug: true, Tracer: tracer})
contract := vm.NewContract(&account{}, &account{}, big.NewInt(0), 0)
tracer.CaptureState(env, 0, 0, 0, 0, nil, nil, contract, 0, nil)
timeout := errors.New("stahp")
tracer.Stop(timeout)
tracer.CaptureState(env, 0, 0, 0, 0, nil, nil, contract, 0, nil)
if _, err := tracer.GetResult(); err.Error() != timeout.Error() {
t.Errorf("Expected timeout error, got %v", err)
}
}

2
ethclient/ethclient.go
View file

@ -479,7 +479,7 @@ func (ec *Client) EstimateGas(ctx context.Context, msg ethereum.CallMsg) (uint64
// If the transaction was a contract creation use the TransactionReceipt method to get the
// contract address after the transaction has been mined.
func (ec *Client) SendTransaction(ctx context.Context, tx *types.Transaction) error {
data, err := rlp.EncodeToBytes(tx)
data, err := tx.MarshalBinary()
if err != nil {
return err
}

5
ethclient/signer.go
View file

@ -51,9 +51,14 @@ func (s *senderFromServer) Sender(tx *types.Transaction) (common.Address, error)
return s.addr, nil
}
func (s *senderFromServer) ChainID() *big.Int {
panic("can't sign with senderFromServer")
}
func (s *senderFromServer) Hash(tx *types.Transaction) common.Hash {
panic("can't sign with senderFromServer")
}
func (s *senderFromServer) SignatureValues(tx *types.Transaction, sig []byte) (R, S, V *big.Int, err error) {
panic("can't sign with senderFromServer")
}

1
interfaces.go
View file

@ -120,6 +120,7 @@ type CallMsg struct {
Value *big.Int // amount of wei sent along with the call
Data []byte // input data, usually an ABI-encoded contract method invocation
BalanceTokenFee *big.Int
AccessList types.AccessList // EIP-2930 access list.
}
// A ContractCaller provides contract calls, essentially transactions that are executed by

489
internal/ethapi/api.go
View file

@ -393,7 +393,7 @@ func (s *PrivateAccountAPI) SendTransaction(ctx context.Context, args SendTxArgs
if err != nil {
return common.Hash{}, err
}
return submitTransaction(ctx, s.b, signed)
return SubmitTransaction(ctx, s.b, signed)
}
// SignTransaction will create a transaction from the given arguments and
@ -414,9 +414,10 @@ func (s *PrivateAccountAPI) SignTransaction(ctx context.Context, args SendTxArgs
}
signed, err := s.signTransaction(ctx, args, passwd)
if err != nil {
log.Warn("Failed transaction sign attempt", "from", args.From, "to", args.To, "value", args.Value.ToInt(), "err", err)
return nil, err
}
data, err := rlp.EncodeToBytes(signed)
data, err := signed.MarshalBinary()
if err != nil {
return nil, err
}
@ -1155,12 +1156,68 @@ func (s *PublicBlockChainAPI) getCandidatesFromSmartContract() ([]utils.Masterno
// CallArgs represents the arguments for a call.
type CallArgs struct {
From common.Address `json:"from"`
To *common.Address `json:"to"`
Gas hexutil.Uint64 `json:"gas"`
GasPrice hexutil.Big `json:"gasPrice"`
Value hexutil.Big `json:"value"`
Data hexutil.Bytes `json:"data"`
From *common.Address `json:"from"`
To *common.Address `json:"to"`
Gas *hexutil.Uint64 `json:"gas"`
GasPrice *hexutil.Big `json:"gasPrice"`
Value *hexutil.Big `json:"value"`
Data *hexutil.Bytes `json:"data"`
AccessList *types.AccessList `json:"accessList"`
}
// ToMessage converts CallArgs to the Message type used by the core evm
// TODO: set balanceTokenFee
func (args *CallArgs) ToMessage(b Backend, number *big.Int) types.Message {
// Set sender address or use a default if none specified
var addr common.Address
if args.From == nil || *args.From == (common.Address{}) {
if wallets := b.AccountManager().Wallets(); len(wallets) > 0 {
if accounts := wallets[0].Accounts(); len(accounts) > 0 {
addr = accounts[0].Address
}
}
} else {
addr = *args.From
}
// Set default gas & gas price if none were set
var gas uint64
if args.Gas != nil {
gas = *(*uint64)(args.Gas)
}
if gas == 0 {
gas = math.MaxUint64 / 2
}
gasPrice := new(big.Int)
if args.GasPrice != nil {
gasPrice = args.GasPrice.ToInt()
}
if gasPrice.Sign() <= 0 {
gasPrice = new(big.Int).SetUint64(defaultGasPrice)
}
value := new(big.Int)
if args.Value != nil {
value = args.Value.ToInt()
}
var data []byte
if args.Data != nil {
data = *args.Data
}
var accessList types.AccessList
if args.AccessList != nil {
accessList = *args.AccessList
}
balanceTokenFee := big.NewInt(0).SetUint64(gas)
balanceTokenFee = balanceTokenFee.Mul(balanceTokenFee, gasPrice)
// Create new call message
msg := types.NewMessage(addr, args.To, 0, value, gas, gasPrice, data, accessList, false, balanceTokenFee, number)
return msg
}
func DoCall(ctx context.Context, b Backend, args CallArgs, blockNrOrHash rpc.BlockNumberOrHash, overrides *StateOverride, vmCfg vm.Config, timeout time.Duration) ([]byte, uint64, bool, error, error) {
@ -1173,27 +1230,8 @@ func DoCall(ctx context.Context, b Backend, args CallArgs, blockNrOrHash rpc.Blo
if err := overrides.Apply(statedb); err != nil {
return nil, 0, false, err, nil
}
// Set sender address or use a default if none specified
addr := args.From
if addr == (common.Address{}) {
if wallets := b.AccountManager().Wallets(); len(wallets) > 0 {
if accounts := wallets[0].Accounts(); len(accounts) > 0 {
addr = accounts[0].Address
}
}
}
// Set default gas & gas price if none were set
gas, gasPrice := uint64(args.Gas), args.GasPrice.ToInt()
if gas == 0 {
gas = math.MaxUint64 / 2
}
if gasPrice.Sign() == 0 {
gasPrice = new(big.Int).SetUint64(defaultGasPrice)
}
balanceTokenFee := big.NewInt(0).SetUint64(gas)
balanceTokenFee = balanceTokenFee.Mul(balanceTokenFee, gasPrice)
// Create new call message
msg := types.NewMessage(addr, args.To, 0, args.Value.ToInt(), gas, gasPrice, args.Data, false, balanceTokenFee, header.Number)
msg := args.ToMessage(b, header.Number)
// Setup context so it may be cancelled the call has completed
// or, in case of unmetered gas, setup a context with a timeout.
@ -1207,7 +1245,7 @@ func DoCall(ctx context.Context, b Backend, args CallArgs, blockNrOrHash rpc.Blo
// this makes sure resources are cleaned up.
defer cancel()
block, err := b.BlockByNumberOrHash(ctx, blockNrOrHash)
block, err := b.BlockByHash(ctx, header.Hash())
if err != nil {
return nil, 0, false, err, nil
}
@ -1219,8 +1257,9 @@ func DoCall(ctx context.Context, b Backend, args CallArgs, blockNrOrHash rpc.Blo
if err != nil {
return nil, 0, false, err, nil
}
// Get a new instance of the EVM.
evm, vmError, err := b.GetEVM(ctx, msg, statedb, XDCxState, header, vmCfg)
evm, vmError, err := b.GetEVM(ctx, msg, statedb, XDCxState, header, &vmCfg)
if err != nil {
return nil, 0, false, err, nil
}
@ -1231,8 +1270,7 @@ func DoCall(ctx context.Context, b Backend, args CallArgs, blockNrOrHash rpc.Blo
evm.Cancel()
}()
// Setup the gas pool (also for unmetered requests)
// and apply the message.
// Execute the message.
gp := new(core.GasPool).AddGas(math.MaxUint64)
owner := common.Address{}
res, gas, failed, err, vmErr := core.ApplyMessage(evm, msg, gp, owner)
@ -1314,21 +1352,29 @@ func DoEstimateGas(ctx context.Context, b Backend, args CallArgs, blockNrOrHash
hi uint64
cap uint64
)
if uint64(args.Gas) >= params.TxGas {
hi = uint64(args.Gas)
// Use zero address if sender unspecified.
if args.From == nil {
args.From = new(common.Address)
}
// Determine the highest gas limit can be used during the estimation.
if args.Gas != nil && uint64(*args.Gas) >= params.TxGas {
hi = uint64(*args.Gas)
} else {
// Retrieve the current pending block to act as the gas ceiling
block, err := b.BlockByNumberOrHash(ctx, blockNrOrHash)
if err != nil {
return 0, err
}
if block == nil {
return 0, errors.New("block not found")
}
hi = block.GasLimit()
}
cap = hi
// Create a helper to check if a gas allowance results in an executable transaction
executable := func(gas uint64) (bool, []byte, error, error) {
args.Gas = hexutil.Uint64(gas)
args.Gas = (*hexutil.Uint64)(&gas)
res, _, failed, err, vmErr := DoCall(ctx, b, args, blockNrOrHash, nil, vm.Config{}, 0)
if err != nil {
@ -1348,8 +1394,8 @@ func DoEstimateGas(ctx context.Context, b Backend, args CallArgs, blockNrOrHash
// directly try 21000. Returning 21000 without any execution is dangerous as
// some tx field combos might bump the price up even for plain transfers (e.g.
// unused access list items). Ever so slightly wasteful, but safer overall.
if len(args.Data) == 0 && args.To != nil {
if state.GetCodeSize(*args.To) == 0 {
if args.Data == nil || len(*args.Data) == 0 {
if args.To != nil && state.GetCodeSize(*args.To) == 0 {
ok, _, err, _ := executable(params.TxGas)
if ok && err == nil {
return hexutil.Uint64(params.TxGas), nil
@ -1679,33 +1725,43 @@ func (s *PublicBlockChainAPI) rpcOutputBlockSigners(b *types.Block, ctx context.
// RPCTransaction represents a transaction that will serialize to the RPC representation of a transaction
type RPCTransaction struct {
BlockHash common.Hash `json:"blockHash"`
BlockNumber *hexutil.Big `json:"blockNumber"`
From common.Address `json:"from"`
Gas hexutil.Uint64 `json:"gas"`
GasPrice *hexutil.Big `json:"gasPrice"`
Hash common.Hash `json:"hash"`
Input hexutil.Bytes `json:"input"`
Nonce hexutil.Uint64 `json:"nonce"`
To *common.Address `json:"to"`
TransactionIndex hexutil.Uint `json:"transactionIndex"`
Value *hexutil.Big `json:"value"`
V *hexutil.Big `json:"v"`
R *hexutil.Big `json:"r"`
S *hexutil.Big `json:"s"`
BlockHash *common.Hash `json:"blockHash"`
BlockNumber *hexutil.Big `json:"blockNumber"`
From common.Address `json:"from"`
Gas hexutil.Uint64 `json:"gas"`
GasPrice *hexutil.Big `json:"gasPrice"`
Hash common.Hash `json:"hash"`
Input hexutil.Bytes `json:"input"`
Nonce hexutil.Uint64 `json:"nonce"`
To *common.Address `json:"to"`
TransactionIndex *hexutil.Uint64 `json:"transactionIndex"`
Value *hexutil.Big `json:"value"`
Type hexutil.Uint64 `json:"type"`
Accesses *types.AccessList `json:"accessList,omitempty"`
ChainID *hexutil.Big `json:"chainId,omitempty"`
V *hexutil.Big `json:"v"`
R *hexutil.Big `json:"r"`
S *hexutil.Big `json:"s"`
}
// newRPCTransaction returns a transaction that will serialize to the RPC
// representation, with the given location metadata set (if available).
func newRPCTransaction(tx *types.Transaction, blockHash common.Hash, blockNumber uint64, index uint64) *RPCTransaction {
var signer types.Signer = types.FrontierSigner{}
// Determine the signer. For replay-protected transactions, use the most permissive
// signer, because we assume that signers are backwards-compatible with old
// transactions. For non-protected transactions, the homestead signer signer is used
// because the return value of ChainId is zero for those transactions.
var signer types.Signer
if tx.Protected() {
signer = types.NewEIP155Signer(tx.ChainId())
signer = types.LatestSignerForChainID(tx.ChainId())
} else {
signer = types.HomesteadSigner{}
}
from, _ := types.Sender(signer, tx)
v, r, s := tx.RawSignatureValues()
result := &RPCTransaction{
Type: hexutil.Uint64(tx.Type()),
From: from,
Gas: hexutil.Uint64(tx.Gas()),
GasPrice: (*hexutil.Big)(tx.GasPrice()),
@ -1719,9 +1775,14 @@ func newRPCTransaction(tx *types.Transaction, blockHash common.Hash, blockNumber
S: (*hexutil.Big)(s),
}
if blockHash != (common.Hash{}) {
result.BlockHash = blockHash
result.BlockHash = &blockHash
result.BlockNumber = (*hexutil.Big)(new(big.Int).SetUint64(blockNumber))
result.TransactionIndex = hexutil.Uint(index)
result.TransactionIndex = (*hexutil.Uint64)(&index)
}
if tx.Type() == types.AccessListTxType {
al := tx.AccessList()
result.Accesses = &al
result.ChainID = (*hexutil.Big)(tx.ChainId())
}
return result
}
@ -1746,7 +1807,7 @@ func newRPCRawTransactionFromBlockIndex(b *types.Block, index uint64) hexutil.By
if index >= uint64(len(txs)) {
return nil
}
blob, _ := rlp.EncodeToBytes(txs[index])
blob, _ := txs[index].MarshalBinary()
return blob
}
@ -1760,10 +1821,131 @@ func newRPCTransactionFromBlockHash(b *types.Block, hash common.Hash) *RPCTransa
return nil
}
// accessListResult returns an optional accesslist
// Its the result of the `debug_createAccessList` RPC call.
// It contains an error if the transaction itself failed.
type accessListResult struct {
Accesslist *types.AccessList `json:"accessList"`
Error string `json:"error,omitempty"`
GasUsed hexutil.Uint64 `json:"gasUsed"`
}
// CreateAccessList creates a EIP-2930 type AccessList for the given transaction.
// Reexec and BlockNrOrHash can be specified to create the accessList on top of a certain state.
func (s *PublicBlockChainAPI) CreateAccessList(ctx context.Context, args SendTxArgs, blockNrOrHash *rpc.BlockNumberOrHash) (*accessListResult, error) {
bNrOrHash := rpc.BlockNumberOrHashWithNumber(rpc.PendingBlockNumber)
if blockNrOrHash != nil {
bNrOrHash = *blockNrOrHash
}
acl, gasUsed, vmerr, err := AccessList(ctx, s.b, bNrOrHash, args)
if err != nil {
return nil, err
}
result := &accessListResult{Accesslist: &acl, GasUsed: hexutil.Uint64(gasUsed)}
if vmerr != nil {
result.Error = vmerr.Error()
}
return result, nil
}
// AccessList creates an access list for the given transaction.
// If the accesslist creation fails an error is returned.
// If the transaction itself fails, an vmErr is returned.
func AccessList(ctx context.Context, b Backend, blockNrOrHash rpc.BlockNumberOrHash, args SendTxArgs) (acl types.AccessList, gasUsed uint64, vmErr error, err error) {
// Retrieve the execution context
db, header, err := b.StateAndHeaderByNumberOrHash(ctx, blockNrOrHash)
if db == nil || err != nil {
return nil, 0, nil, err
}
block, err := b.BlockByHash(ctx, header.Hash())
if err != nil {
return nil, 0, nil, err
}
author, err := b.GetEngine().Author(block.Header())
if err != nil {
return nil, 0, nil, err
}
XDCxState, err := b.XDCxService().GetTradingState(block, author)
if err != nil {
return nil, 0, nil, err
}
owner := common.Address{}
// If the gas amount is not set, extract this as it will depend on access
// lists and we'll need to reestimate every time
nogas := args.Gas == nil
// Ensure any missing fields are filled, extract the recipient and input data
if err := args.setDefaults(ctx, b); err != nil {
return nil, 0, nil, err
}
var to common.Address
if args.To != nil {
to = *args.To
} else {
to = crypto.CreateAddress(args.From, uint64(*args.Nonce))
}
var input []byte
if args.Input != nil {
input = *args.Input
} else if args.Data != nil {
input = *args.Data
}
// Retrieve the precompiles since they don't need to be added to the access list
precompiles := vm.ActivePrecompiles(b.ChainConfig().Rules(header.Number))
// Create an initial tracer
prevTracer := vm.NewAccessListTracer(nil, args.From, to, precompiles)
if args.AccessList != nil {
prevTracer = vm.NewAccessListTracer(*args.AccessList, args.From, to, precompiles)
}
for {
// Retrieve the current access list to expand
accessList := prevTracer.AccessList()
log.Trace("Creating access list", "input", accessList)
// If no gas amount was specified, each unique access list needs it's own
// gas calculation. This is quite expensive, but we need to be accurate
// and it's convered by the sender only anyway.
if nogas {
args.Gas = nil
if err := args.setDefaults(ctx, b); err != nil {
return nil, 0, nil, err // shouldn't happen, just in case
}
}
// Copy the original db so we don't modify it
statedb := db.Copy()
feeCapacity := state.GetTRC21FeeCapacityFromState(statedb)
var balanceTokenFee *big.Int
if value, ok := feeCapacity[to]; ok {
balanceTokenFee = value
}
msg := types.NewMessage(args.From, args.To, uint64(*args.Nonce), args.Value.ToInt(), uint64(*args.Gas), args.GasPrice.ToInt(), input, accessList, false, balanceTokenFee, header.Number)
// Apply the transaction with the access list tracer
tracer := vm.NewAccessListTracer(accessList, args.From, to, precompiles)
config := vm.Config{Tracer: tracer, Debug: true}
vmenv, _, err := b.GetEVM(ctx, msg, statedb, XDCxState, header, &config)
if err != nil {
return nil, 0, nil, err
}
// TODO: determine the value of owner
_, UsedGas, _, err, vmErr := core.ApplyMessage(vmenv, msg, new(core.GasPool).AddGas(msg.Gas()), owner)
if err != nil {
return nil, 0, nil, fmt.Errorf("failed to apply transaction: %v err: %v", args.toTransaction().Hash(), err)
}
if tracer.Equal(prevTracer) {
return accessList, UsedGas, vmErr, nil
}
prevTracer = tracer
}
}
// PublicTransactionPoolAPI exposes methods for the RPC interface
type PublicTransactionPoolAPI struct {
b Backend
nonceLock *AddrLocker
signer types.Signer
}
// PublicTransactionPoolAPI exposes methods for the RPC interface
@ -1774,7 +1956,10 @@ type PublicXDCXTransactionPoolAPI struct {
// NewPublicTransactionPoolAPI creates a new RPC service with methods specific for the transaction pool.
func NewPublicTransactionPoolAPI(b Backend, nonceLock *AddrLocker) *PublicTransactionPoolAPI {
return &PublicTransactionPoolAPI{b, nonceLock}
// The signer used by the API should always be the 'latest' known one because we expect
// signers to be backwards-compatible with old transactions.
signer := types.LatestSigner(b.ChainConfig())
return &PublicTransactionPoolAPI{b, nonceLock, signer}
}
// NewPublicTransactionPoolAPI creates a new RPC service with methods specific for the transaction pool.
@ -1867,17 +2052,16 @@ func (s *PublicTransactionPoolAPI) GetTransactionByHash(ctx context.Context, has
// GetRawTransactionByHash returns the bytes of the transaction for the given hash.
func (s *PublicTransactionPoolAPI) GetRawTransactionByHash(ctx context.Context, hash common.Hash) (hexutil.Bytes, error) {
var tx *types.Transaction
// Retrieve a finalized transaction, or a pooled otherwise
if tx, _, _, _ = core.GetTransaction(s.b.ChainDb(), hash); tx == nil {
tx, _, _, _ := core.GetTransaction(s.b.ChainDb(), hash)
if tx == nil {
if tx = s.b.GetPoolTransaction(hash); tx == nil {
// Transaction not found anywhere, abort
return nil, nil
}
}
// Serialize to RLP and return
return rlp.EncodeToBytes(tx)
return tx.MarshalBinary()
}
// GetTransactionReceipt returns the transaction receipt for the given transaction hash.
@ -1895,10 +2079,9 @@ func (s *PublicTransactionPoolAPI) GetTransactionReceipt(ctx context.Context, ha
}
receipt := receipts[index]
var signer types.Signer = types.FrontierSigner{}
if tx.Protected() {
signer = types.NewEIP155Signer(tx.ChainId())
}
// Derive the sender.
bigblock := new(big.Int).SetUint64(blockNumber)
signer := types.MakeSigner(s.b.ChainConfig(), bigblock)
from, _ := types.Sender(signer, tx)
fields := map[string]interface{}{
@ -1913,6 +2096,7 @@ func (s *PublicTransactionPoolAPI) GetTransactionReceipt(ctx context.Context, ha
"contractAddress": nil,
"logs": receipt.Logs,
"logsBloom": receipt.Bloom,
"type": hexutil.Uint(tx.Type()),
}
// Assign receipt status or post state.
@ -1960,14 +2144,14 @@ type SendTxArgs struct {
// newer name and should be preferred by clients.
Data *hexutil.Bytes `json:"data"`
Input *hexutil.Bytes `json:"input"`
// For non-legacy transactions
AccessList *types.AccessList `json:"accessList,omitempty"`
ChainID *hexutil.Big `json:"chainId,omitempty"`
}
// setDefaults is a helper function that fills in default values for unspecified tx fields.
// setDefaults fills in default values for unspecified tx fields.
func (args *SendTxArgs) setDefaults(ctx context.Context, b Backend) error {
if args.Gas == nil {
args.Gas = new(hexutil.Uint64)
*(*uint64)(args.Gas) = 90000
}
if args.GasPrice == nil {
price, err := b.SuggestPrice(ctx)
if err != nil {
@ -2000,45 +2184,98 @@ func (args *SendTxArgs) setDefaults(ctx context.Context, b Backend) error {
return errors.New(`contract creation without any data provided`)
}
}
// Estimate the gas usage if necessary.
if args.Gas == nil {
// For backwards-compatibility reason, we try both input and data
// but input is preferred.
input := args.Input
if input == nil {
input = args.Data
}
callArgs := CallArgs{
From: &args.From, // From shouldn't be nil
To: args.To,
GasPrice: args.GasPrice,
Value: args.Value,
Data: input,
AccessList: args.AccessList,
}
pendingBlockNr := rpc.BlockNumberOrHashWithNumber(rpc.PendingBlockNumber)
estimated, err := DoEstimateGas(ctx, b, callArgs, pendingBlockNr, nil)
if err != nil {
return err
}
args.Gas = &estimated
log.Trace("Estimate gas usage automatically", "gas", args.Gas)
}
if args.ChainID == nil {
id := (*hexutil.Big)(b.ChainConfig().ChainId)
args.ChainID = id
}
return nil
}
// toTransaction converts the arguments to a transaction.
// This assumes that setDefaults has been called.
func (args *SendTxArgs) toTransaction() *types.Transaction {
var input []byte
if args.Data != nil {
input = *args.Data
} else if args.Input != nil {
if args.Input != nil {
input = *args.Input
} else if args.Data != nil {
input = *args.Data
}
if args.To == nil {
return types.NewContractCreation(uint64(*args.Nonce), (*big.Int)(args.Value), uint64(*args.Gas), (*big.Int)(args.GasPrice), input)
var data types.TxData
if args.AccessList == nil {
data = &types.LegacyTx{
To: args.To,
Nonce: uint64(*args.Nonce),
Gas: uint64(*args.Gas),
GasPrice: (*big.Int)(args.GasPrice),
Value: (*big.Int)(args.Value),
Data: input,
}
} else {
data = &types.AccessListTx{
To: args.To,
ChainID: (*big.Int)(args.ChainID),
Nonce: uint64(*args.Nonce),
Gas: uint64(*args.Gas),
GasPrice: (*big.Int)(args.GasPrice),
Value: (*big.Int)(args.Value),
Data: input,
AccessList: *args.AccessList,
}
}
return types.NewTransaction(uint64(*args.Nonce), *args.To, (*big.Int)(args.Value), uint64(*args.Gas), (*big.Int)(args.GasPrice), input)
return types.NewTx(data)
}
// submitTransaction is a helper function that submits tx to txPool and logs a message.
func submitTransaction(ctx context.Context, b Backend, tx *types.Transaction) (common.Hash, error) {
// SubmitTransaction is a helper function that submits tx to txPool and logs a message.
func SubmitTransaction(ctx context.Context, b Backend, tx *types.Transaction) (common.Hash, error) {
if tx.To() != nil && tx.IsSpecialTransaction() {
return common.Hash{}, errors.New("Dont allow transaction sent to BlockSigners & RandomizeSMC smart contract via API")
}
if err := b.SendTx(ctx, tx); err != nil {
return common.Hash{}, err
}
// Print a log with full tx details for manual investigations and interventions
signer := types.MakeSigner(b.ChainConfig(), b.CurrentBlock().Number())
from, err := types.Sender(signer, tx)
if err != nil {
return common.Hash{}, err
}
if tx.To() == nil {
signer := types.MakeSigner(b.ChainConfig(), b.CurrentBlock().Number())
from, err := types.Sender(signer, tx)
if err != nil {
return common.Hash{}, err
}
addr := crypto.CreateAddress(from, tx.Nonce())
log.Trace("Submitted contract creation", "fullhash", tx.Hash().Hex(), "contract", addr.Hex())
log.Info("Submitted contract creation", "hash", tx.Hash().Hex(), "from", from, "nonce", tx.Nonce(), "contract", addr.Hex(), "value", tx.Value())
} else {
log.Trace("Submitted transaction", "fullhash", tx.Hash().Hex(), "recipient", tx.To())
log.Info("Submitted transaction", "hash", tx.Hash().Hex(), "from", from, "nonce", tx.Nonce(), "recipient", tx.To(), "value", tx.Value())
}
return tx.Hash(), nil
}
// submitTransaction is a helper function that submits tx to txPool and logs a message.
// SubmitTransaction is a helper function that submits tx to txPool and logs a message.
func submitOrderTransaction(ctx context.Context, b Backend, tx *types.OrderTransaction) (common.Hash, error) {
if err := b.SendOrderTx(ctx, tx); err != nil {
@ -2090,17 +2327,33 @@ func (s *PublicTransactionPoolAPI) SendTransaction(ctx context.Context, args Sen
if err != nil {
return common.Hash{}, err
}
return submitTransaction(ctx, s.b, signed)
return SubmitTransaction(ctx, s.b, signed)
}
// FillTransaction fills the defaults (nonce, gas, gasPrice) on a given unsigned transaction,
// and returns it to the caller for further processing (signing + broadcast)
func (s *PublicTransactionPoolAPI) FillTransaction(ctx context.Context, args SendTxArgs) (*SignTransactionResult, error) {
// Set some sanity defaults and terminate on failure
if err := args.setDefaults(ctx, s.b); err != nil {
return nil, err
}
// Assemble the transaction and obtain rlp
tx := args.toTransaction()
data, err := tx.MarshalBinary()
if err != nil {
return nil, err
}
return &SignTransactionResult{data, tx}, nil
}
// SendRawTransaction will add the signed transaction to the transaction pool.
// The sender is responsible for signing the transaction and using the correct nonce.
func (s *PublicTransactionPoolAPI) SendRawTransaction(ctx context.Context, encodedTx hexutil.Bytes) (common.Hash, error) {
func (s *PublicTransactionPoolAPI) SendRawTransaction(ctx context.Context, input hexutil.Bytes) (common.Hash, error) {
tx := new(types.Transaction)
if err := rlp.DecodeBytes(encodedTx, tx); err != nil {
if err := tx.UnmarshalBinary(input); err != nil {
return common.Hash{}, err
}
return submitTransaction(ctx, s.b, tx)
return SubmitTransaction(ctx, s.b, tx)
}
// SendOrderRawTransaction will add the signed transaction to the transaction pool.
@ -2993,29 +3246,30 @@ func (s *PublicTransactionPoolAPI) SignTransaction(ctx context.Context, args Sen
if err != nil {
return nil, err
}
data, err := rlp.EncodeToBytes(tx)
data, err := tx.MarshalBinary()
if err != nil {
return nil, err
}
return &SignTransactionResult{data, tx}, nil
}
// PendingTransactions returns the transactions that are in the transaction pool and have a from address that is one of
// the accounts this node manages.
// PendingTransactions returns the transactions that are in the transaction pool
// and have a from address that is one of the accounts this node manages.
func (s *PublicTransactionPoolAPI) PendingTransactions() ([]*RPCTransaction, error) {
pending, err := s.b.GetPoolTransactions()
if err != nil {
return nil, err
}
accounts := make(map[common.Address]struct{})
for _, wallet := range s.b.AccountManager().Wallets() {
for _, account := range wallet.Accounts() {
accounts[account.Address] = struct{}{}
}
}
transactions := make([]*RPCTransaction, 0, len(pending))
for _, tx := range pending {
var signer types.Signer = types.HomesteadSigner{}
if tx.Protected() {
signer = types.NewEIP155Signer(tx.ChainId())
}
from, _ := types.Sender(signer, tx)
if _, err := s.b.AccountManager().Find(accounts.Account{Address: from}); err == nil {
from, _ := types.Sender(s.signer, tx)
if _, exists := accounts[from]; exists {
transactions = append(transactions, newRPCPendingTransaction(tx))
}
}
@ -3032,19 +3286,16 @@ func (s *PublicTransactionPoolAPI) Resend(ctx context.Context, sendArgs SendTxAr
return common.Hash{}, err
}
matchTx := sendArgs.toTransaction()
// Iterate the pending list for replacement
pending, err := s.b.GetPoolTransactions()
if err != nil {
return common.Hash{}, err
}
for _, p := range pending {
var signer types.Signer = types.HomesteadSigner{}
if p.Protected() {
signer = types.NewEIP155Signer(p.ChainId())
}
wantSigHash := signer.Hash(matchTx)
if pFrom, err := types.Sender(signer, p); err == nil && pFrom == sendArgs.From && signer.Hash(p) == wantSigHash {
wantSigHash := s.signer.Hash(matchTx)
pFrom, err := types.Sender(s.signer, p)
if err == nil && pFrom == sendArgs.From && s.signer.Hash(p) == wantSigHash {
// Match. Re-sign and send the transaction.
if gasPrice != nil && (*big.Int)(gasPrice).Sign() != 0 {
sendArgs.GasPrice = gasPrice
@ -3062,8 +3313,7 @@ func (s *PublicTransactionPoolAPI) Resend(ctx context.Context, sendArgs SendTxAr
return signedTx.Hash(), nil
}
}
return common.Hash{}, fmt.Errorf("Transaction %#x not found", matchTx.Hash())
return common.Hash{}, fmt.Errorf("transaction %#x not found", matchTx.Hash())
}
// PublicDebugAPI is the collection of Ethereum APIs exposed over the public
@ -3286,3 +3536,18 @@ func (s *PublicBlockChainAPI) GetStakerROIMasternode(masternode common.Address)
return 100.0 / float64(totalCap.Div(totalCap, voterRewardAYear).Uint64())
}
// checkTxFee is an internal function used to check whether the fee of
// the given transaction is _reasonable_(under the cap).
func checkTxFee(gasPrice *big.Int, gas uint64, cap float64) error {
// Short circuit if there is no cap for transaction fee at all.
if cap == 0 {
return nil
}
feeEth := new(big.Float).Quo(new(big.Float).SetInt(new(big.Int).Mul(gasPrice, new(big.Int).SetUint64(gas))), new(big.Float).SetInt(big.NewInt(params.Ether)))
feeFloat, _ := feeEth.Float64()
if feeFloat > cap {
return fmt.Errorf("tx fee (%.2f ether) exceeds the configured cap (%.2f ether)", feeFloat, cap)
}
return nil
}

2
internal/ethapi/backend.go
View file

@ -67,7 +67,7 @@ type Backend interface {
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, XDCxState *tradingstate.TradingStateDB, header *types.Header, vmCfg vm.Config) (*vm.EVM, func() error, error)
GetEVM(ctx context.Context, msg core.Message, state *state.StateDB, XDCxState *tradingstate.TradingStateDB, header *types.Header, vmConfig *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

4
internal/guide/guide_test.go
View file

@ -30,6 +30,7 @@ import (
"time"
"github.com/XinFinOrg/XDPoSChain/accounts/keystore"
"github.com/XinFinOrg/XDPoSChain/common"
"github.com/XinFinOrg/XDPoSChain/core/types"
)
@ -74,7 +75,8 @@ func TestAccountManagement(t *testing.T) {
if err != nil {
t.Fatalf("Failed to create signer account: %v", err)
}
tx, chain := new(types.Transaction), big.NewInt(1)
tx := types.NewTransaction(0, common.Address{}, big.NewInt(0), 0, big.NewInt(0), nil)
chain := big.NewInt(1)
// Sign a transaction with a single authorization
if _, err := ks.SignTxWithPassphrase(signer, "Signer password", tx, chain); err != nil {

6
internal/web3ext/web3ext.go
View file

@ -510,6 +510,12 @@ web3._extend({
params: 2,
inputFormatter: [web3._extend.formatters.inputAddressFormatter, web3._extend.formatters.inputBlockNumberFormatter]
}),
new web3._extend.Method({
name: 'createAccessList',
call: 'eth_createAccessList',
params: 2,
inputFormatter: [null, web3._extend.formatters.inputBlockNumberFormatter],
}),
],
properties: [
new web3._extend.Property({

7
les/api_backend.go
View file

@ -171,10 +171,13 @@ func (b *LesApiBackend) GetTd(blockHash common.Hash) *big.Int {
return b.eth.blockchain.GetTdByHash(blockHash)
}
func (b *LesApiBackend) GetEVM(ctx context.Context, msg core.Message, state *state.StateDB, XDCxState *tradingstate.TradingStateDB, header *types.Header, vmCfg vm.Config) (*vm.EVM, func() error, error) {
func (b *LesApiBackend) GetEVM(ctx context.Context, msg core.Message, state *state.StateDB, XDCxState *tradingstate.TradingStateDB, header *types.Header, vmConfig *vm.Config) (*vm.EVM, func() error, error) {
if vmConfig == nil {
vmConfig = new(vm.Config)
}
state.SetBalance(msg.From(), math.MaxBig256)
context := core.NewEVMContext(msg, header, b.eth.blockchain, nil)
return vm.NewEVM(context, state, XDCxState, b.eth.chainConfig, vmCfg), state.Error, nil
return vm.NewEVM(context, state, XDCxState, b.eth.chainConfig, *vmConfig), state.Error, nil
}
func (b *LesApiBackend) SendTx(ctx context.Context, signedTx *types.Transaction) error {

6
les/odr_test.go
View file

@ -19,7 +19,6 @@ package les
import (
"bytes"
"context"
"github.com/XinFinOrg/XDPoSChain/core/rawdb"
"math/big"
"testing"
"time"
@ -27,6 +26,7 @@ import (
"github.com/XinFinOrg/XDPoSChain/common"
"github.com/XinFinOrg/XDPoSChain/common/math"
"github.com/XinFinOrg/XDPoSChain/core"
"github.com/XinFinOrg/XDPoSChain/core/rawdb"
"github.com/XinFinOrg/XDPoSChain/core/state"
"github.com/XinFinOrg/XDPoSChain/core/types"
"github.com/XinFinOrg/XDPoSChain/core/vm"
@ -133,7 +133,7 @@ func odrContractCall(ctx context.Context, db ethdb.Database, config *params.Chai
if value, ok := feeCapacity[testContractAddr]; ok {
balanceTokenFee = value
}
msg := callmsg{types.NewMessage(from.Address(), &testContractAddr, 0, new(big.Int), 100000, new(big.Int), data, false, balanceTokenFee, header.Number)}
msg := callmsg{types.NewMessage(from.Address(), &testContractAddr, 0, new(big.Int), 100000, new(big.Int), data, nil, false, balanceTokenFee, header.Number)}
context := core.NewEVMContext(msg, header, bc, nil)
vmenv := vm.NewEVM(context, statedb, nil, config, vm.Config{})
@ -153,7 +153,7 @@ func odrContractCall(ctx context.Context, db ethdb.Database, config *params.Chai
if value, ok := feeCapacity[testContractAddr]; ok {
balanceTokenFee = value
}
msg := callmsg{types.NewMessage(testBankAddress, &testContractAddr, 0, new(big.Int), 100000, new(big.Int), data, false, balanceTokenFee, header.Number)}
msg := callmsg{types.NewMessage(testBankAddress, &testContractAddr, 0, new(big.Int), 100000, new(big.Int), data, nil, false, balanceTokenFee, header.Number)}
context := core.NewEVMContext(msg, header, lc, nil)
vmenv := vm.NewEVM(context, statedb, nil, config, vm.Config{})
gp := new(core.GasPool).AddGas(math.MaxUint64)

7
light/odr_test.go
View file

@ -20,12 +20,13 @@ import (
"bytes"
"context"
"errors"
"github.com/XinFinOrg/XDPoSChain/consensus"
"github.com/XinFinOrg/XDPoSChain/core/rawdb"
"math/big"
"testing"
"time"
"github.com/XinFinOrg/XDPoSChain/consensus"
"github.com/XinFinOrg/XDPoSChain/core/rawdb"
"github.com/XinFinOrg/XDPoSChain/common"
"github.com/XinFinOrg/XDPoSChain/common/math"
"github.com/XinFinOrg/XDPoSChain/consensus/ethash"
@ -183,7 +184,7 @@ func odrContractCall(ctx context.Context, db ethdb.Database, bc *core.BlockChain
if value, ok := feeCapacity[testContractAddr]; ok {
balanceTokenFee = value
}
msg := callmsg{types.NewMessage(testBankAddress, &testContractAddr, 0, new(big.Int), 1000000, new(big.Int), data, false, balanceTokenFee, header.Number)}
msg := callmsg{types.NewMessage(testBankAddress, &testContractAddr, 0, new(big.Int), 1000000, new(big.Int), data, nil, false, balanceTokenFee, header.Number)}
context := core.NewEVMContext(msg, header, chain, nil)
vmenv := vm.NewEVM(context, st, nil, config, vm.Config{})
gp := new(core.GasPool).AddGas(math.MaxUint64)

15
light/txpool.go
View file

@ -19,6 +19,7 @@ package light
import (
"context"
"fmt"
"math/big"
"sync"
"time"
@ -30,7 +31,6 @@ import (
"github.com/XinFinOrg/XDPoSChain/event"
"github.com/XinFinOrg/XDPoSChain/log"
"github.com/XinFinOrg/XDPoSChain/params"
"github.com/XinFinOrg/XDPoSChain/rlp"
)
const (
@ -67,6 +67,7 @@ type TxPool struct {
clearIdx uint64 // earliest block nr that can contain mined tx info
homestead bool
eip2718 bool // Fork indicator whether we are in the eip2718 stage.
}
// TxRelayBackend provides an interface to the mechanism that forwards transacions
@ -91,7 +92,7 @@ type TxRelayBackend interface {
func NewTxPool(config *params.ChainConfig, chain *LightChain, relay TxRelayBackend) *TxPool {
pool := &TxPool{
config: config,
signer: types.NewEIP155Signer(config.ChainId),
signer: types.LatestSigner(config),
nonce: make(map[common.Address]uint64),
pending: make(map[common.Hash]*types.Transaction),
mined: make(map[common.Hash][]*types.Transaction),
@ -310,8 +311,11 @@ func (pool *TxPool) setNewHead(head *types.Header) {
txc, _ := pool.reorgOnNewHead(ctx, head)
m, r := txc.getLists()
pool.relay.NewHead(pool.head, m, r)
// Update fork indicator by next pending block number
next := new(big.Int).Add(head.Number, big.NewInt(1))
pool.homestead = pool.config.IsHomestead(head.Number)
pool.signer = types.MakeSigner(pool.config, head.Number)
pool.eip2718 = pool.config.IsEIP1559(next)
}
// Stop stops the light transaction pool
@ -403,7 +407,7 @@ func (pool *TxPool) validateTx(ctx context.Context, tx *types.Transaction) error
}
// Should supply enough intrinsic gas
gas, err := core.IntrinsicGas(tx.Data(), tx.To() == nil, pool.homestead)
gas, err := core.IntrinsicGas(tx.Data(), tx.AccessList(), tx.To() == nil, pool.homestead)
if err != nil {
return err
}
@ -452,8 +456,7 @@ func (self *TxPool) add(ctx context.Context, tx *types.Transaction) error {
func (self *TxPool) Add(ctx context.Context, tx *types.Transaction) error {
self.mu.Lock()
defer self.mu.Unlock()
data, err := rlp.EncodeToBytes(tx)
data, err := tx.MarshalBinary()
if err != nil {
return err
}

28
miner/worker.go
View file

@ -19,17 +19,15 @@ package miner
import (
"bytes"
"encoding/binary"
"github.com/XinFinOrg/XDPoSChain/XDCxlending/lendingstate"
"github.com/XinFinOrg/XDPoSChain/accounts"
"errors"
"math/big"
"sync"
"sync/atomic"
"time"
"github.com/XinFinOrg/XDPoSChain/XDCx/tradingstate"
"github.com/XinFinOrg/XDPoSChain/XDCxlending/lendingstate"
"github.com/XinFinOrg/XDPoSChain/accounts"
"github.com/XinFinOrg/XDPoSChain/common"
"github.com/XinFinOrg/XDPoSChain/consensus"
"github.com/XinFinOrg/XDPoSChain/consensus/XDPoS"
@ -466,10 +464,13 @@ func (self *worker) push(work *Work) {
// makeCurrent creates a new environment for the current cycle.
func (self *worker) makeCurrent(parent *types.Block, header *types.Header) error {
// Retrieve the parent state to execute on top and start a prefetcher for
// the miner to speed block sealing up a bit
state, err := self.chain.StateAt(parent.Root())
if err != nil {
return err
}
author, _ := self.chain.Engine().Author(parent.Header())
var XDCxState *tradingstate.TradingStateDB
var lendingState *lendingstate.LendingStateDB
@ -490,7 +491,7 @@ func (self *worker) makeCurrent(parent *types.Block, header *types.Header) error
work := &Work{
config: self.config,
signer: types.NewEIP155Signer(self.config.ChainId),
signer: types.MakeSigner(self.config, header.Number),
state: state,
parentState: state.Copy(),
tradingState: XDCxState,
@ -981,28 +982,33 @@ func (env *Work) commitTransactions(mux *event.TypeMux, balanceFee map[common.Ad
continue
}
err, logs, tokenFeeUsed, gas := env.commitTransaction(balanceFee, tx, bc, coinbase, gp)
switch err {
case core.ErrGasLimitReached:
switch {
case errors.Is(err, core.ErrGasLimitReached):
// Pop the current out-of-gas transaction without shifting in the next from the account
log.Trace("Gas limit exceeded for current block", "sender", from)
txs.Pop()
case core.ErrNonceTooLow:
case errors.Is(err, core.ErrNonceTooLow):
// New head notification data race between the transaction pool and miner, shift
log.Trace("Skipping transaction with low nonce", "sender", from, "nonce", tx.Nonce())
txs.Shift()
case core.ErrNonceTooHigh:
case errors.Is(err, core.ErrNonceTooHigh):
// Reorg notification data race between the transaction pool and miner, skip account =
log.Trace("Skipping account with high nonce", "sender", from, "nonce", tx.Nonce())
txs.Pop()
case nil:
case errors.Is(err, nil):
// Everything ok, collect the logs and shift in the next transaction from the same account
coalescedLogs = append(coalescedLogs, logs...)
env.tcount++
txs.Shift()
case errors.Is(err, core.ErrTxTypeNotSupported):
// Pop the unsupported transaction without shifting in the next from the account
log.Trace("Skipping unsupported transaction type", "sender", from, "type", tx.Type())
txs.Pop()
default:
// Strange error, discard the transaction and get the next in line (note, the
// nonce-too-high clause will prevent us from executing in vain).

22
params/config.go
View file

@ -363,6 +363,14 @@ type ChainConfig struct {
ByzantiumBlock *big.Int `json:"byzantiumBlock,omitempty"` // Byzantium switch block (nil = no fork, 0 = already on byzantium)
ConstantinopleBlock *big.Int `json:"constantinopleBlock,omitempty"` // Constantinople switch block (nil = no fork, 0 = already activated)
PetersburgBlock *big.Int `json:"petersburgBlock,omitempty"`
IstanbulBlock *big.Int `json:"istanbulBlock,omitempty"`
BerlinBlock *big.Int `json:"berlinBlock,omitempty"`
LondonBlock *big.Int `json:"londonBlock,omitempty"`
MergeBlock *big.Int `json:"mergeBlock,omitempty"`
ShanghaiBlock *big.Int `json:"shanghaiBlock,omitempty"`
Eip1559Block *big.Int `json:"eip1559Block,omitempty"`
// Various consensus engines
Ethash *EthashConfig `json:"ethash,omitempty"`
Clique *CliqueConfig `json:"clique,omitempty"`
@ -552,37 +560,37 @@ func (c *ChainConfig) IsConstantinople(num *big.Int) bool {
// - equal to or greater than the PetersburgBlock fork block,
// - OR is nil, and Constantinople is active
func (c *ChainConfig) IsPetersburg(num *big.Int) bool {
return isForked(common.TIPXDCXCancellationFee, num)
return isForked(common.TIPXDCXCancellationFee, num) || isForked(c.PetersburgBlock, num)
}
// IsIstanbul returns whether num is either equal to the Istanbul fork block or greater.
func (c *ChainConfig) IsIstanbul(num *big.Int) bool {
return isForked(common.TIPXDCXCancellationFee, num)
return isForked(common.TIPXDCXCancellationFee, num) || isForked(c.IstanbulBlock, num)
}
// IsBerlin returns whether num is either equal to the Berlin fork block or greater.
func (c *ChainConfig) IsBerlin(num *big.Int) bool {
return isForked(common.BerlinBlock, num)
return isForked(common.BerlinBlock, num) || isForked(c.BerlinBlock, num)
}
// IsLondon returns whether num is either equal to the London fork block or greater.
func (c *ChainConfig) IsLondon(num *big.Int) bool {
return isForked(common.LondonBlock, num)
return isForked(common.LondonBlock, num) || isForked(c.LondonBlock, num)
}
// IsMerge returns whether num is either equal to the Merge fork block or greater.
// Different from Geth which uses `block.difficulty != nil`
func (c *ChainConfig) IsMerge(num *big.Int) bool {
return isForked(common.MergeBlock, num)
return isForked(common.MergeBlock, num) || isForked(c.MergeBlock, num)
}
// IsShanghai returns whether num is either equal to the Shanghai fork block or greater.
func (c *ChainConfig) IsShanghai(num *big.Int) bool {
return isForked(common.ShanghaiBlock, num)
return isForked(common.ShanghaiBlock, num) || isForked(c.ShanghaiBlock, num)
}
func (c *ChainConfig) IsEIP1559(num *big.Int) bool {
return isForked(common.Eip1559Block, num)
return isForked(common.Eip1559Block, num) || isForked(c.Eip1559Block, num)
}
func (c *ChainConfig) IsTIP2019(num *big.Int) bool {

4
params/protocol_params.go
View file

@ -61,6 +61,10 @@ const (
CreateGas uint64 = 32000 // Once per CREATE operation & contract-creation transaction.
SuicideRefundGas uint64 = 24000 // Refunded following a suicide operation.
MemoryGas uint64 = 3 // Times the address of the (highest referenced byte in memory + 1). NOTE: referencing happens on read, write and in instructions such as RETURN and CALL.
TxAccessListAddressGas uint64 = 2400 // Per address specified in EIP 2930 access list
TxAccessListStorageKeyGas uint64 = 1900 // Per storage key specified in EIP 2930 access list
TxDataNonZeroGas uint64 = 68 // Per byte of data attached to a transaction that is not equal to zero. NOTE: Not payable on data of calls between transactions.
MaxCodeSize = 24576 // Maximum bytecode to permit for a contract

71
rlp/raw.go
View file

@ -154,3 +154,74 @@ func readSize(b []byte, slen byte) (uint64, error) {
}
return s, nil
}
// AppendUint64 appends the RLP encoding of i to b, and returns the resulting slice.
func AppendUint64(b []byte, i uint64) []byte {
if i == 0 {
return append(b, 0x80)
} else if i < 128 {
return append(b, byte(i))
}
switch {
case i < (1 << 8):
return append(b, 0x81, byte(i))
case i < (1 << 16):
return append(b, 0x82,
byte(i>>8),
byte(i),
)
case i < (1 << 24):
return append(b, 0x83,
byte(i>>16),
byte(i>>8),
byte(i),
)
case i < (1 << 32):
return append(b, 0x84,
byte(i>>24),
byte(i>>16),
byte(i>>8),
byte(i),
)
case i < (1 << 40):
return append(b, 0x85,
byte(i>>32),
byte(i>>24),
byte(i>>16),
byte(i>>8),
byte(i),
)
case i < (1 << 48):
return append(b, 0x86,
byte(i>>40),
byte(i>>32),
byte(i>>24),
byte(i>>16),
byte(i>>8),
byte(i),
)
case i < (1 << 56):
return append(b, 0x87,
byte(i>>48),
byte(i>>40),
byte(i>>32),
byte(i>>24),
byte(i>>16),
byte(i>>8),
byte(i),
)
default:
return append(b, 0x88,
byte(i>>56),
byte(i>>48),
byte(i>>40),
byte(i>>32),
byte(i>>24),
byte(i>>16),
byte(i>>8),
byte(i),
)
}
}

19
tests/state_test_util.go
View file

@ -135,23 +135,16 @@ func (t *StateTest) Run(subtest StateSubtest, vmconfig vm.Config) (*state.StateD
if err != nil {
return nil, err
}
// Prepare the EVM.
context := core.NewEVMContext(msg, block.Header(), nil, &t.json.Env.Coinbase)
context.GetHash = vmTestBlockHash
evm := vm.NewEVM(context, statedb, nil, config, vmconfig)
if config.IsEIP1559(context.BlockNumber) {
statedb.AddAddressToAccessList(msg.From())
if dst := msg.To(); dst != nil {
statedb.AddAddressToAccessList(*dst)
// If it's a create-tx, the destination will be added inside evm.create
}
for _, addr := range evm.ActivePrecompiles() {
statedb.AddAddressToAccessList(addr)
}
}
// Execute the message.
snapshot := statedb.Snapshot()
gaspool := new(core.GasPool)
gaspool.AddGas(block.GasLimit())
snapshot := statedb.Snapshot()
coinbase := &t.json.Env.Coinbase
if _, _, _, err, _ := core.ApplyMessage(evm, msg, gaspool, *coinbase); err != nil {
@ -160,6 +153,8 @@ func (t *StateTest) Run(subtest StateSubtest, vmconfig vm.Config) (*state.StateD
if logs := rlpHash(statedb.Logs()); logs != common.Hash(post.Logs) {
return statedb, fmt.Errorf("post state logs hash mismatch: got %x, want %x", logs, post.Logs)
}
// Commit block
root, _ := statedb.Commit(config.IsEIP158(block.Number()))
if root != common.Hash(post.Root) {
return statedb, fmt.Errorf("post state root mismatch: got %x, want %x", root, post.Root)
@ -245,7 +240,7 @@ func (tx *stTransaction) toMessage(ps stPostState, number *big.Int) (core.Messag
if err != nil {
return nil, fmt.Errorf("invalid tx data %q", dataHex)
}
msg := types.NewMessage(from, to, tx.Nonce, value, gasLimit, tx.GasPrice, data, true, nil, number)
msg := types.NewMessage(from, to, tx.Nonce, value, gasLimit, tx.GasPrice, data, nil, true, nil, number)
return msg, nil
}