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

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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
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GPG key ID: B5690EEEBB952194
67 changed files with 3583 additions and 1122 deletions
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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.

8
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
@ -80,11 +80,11 @@ 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
// - 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
// - 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 {
@ -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)

18
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
== 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
}

136
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 {
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
}
if err := r.setStatus(dec.PostStateOrStatus); err != nil {
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
}
r.CumulativeGasUsed, r.Bloom, r.Logs = dec.CumulativeGasUsed, dec.Bloom, dec.Logs
return nil
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
}
}
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)
}
}

513
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
var signer Signer
if tx.Protected() {
signer = LatestSignerForChainID(tx.ChainId())
} else {
return &f
signer = HomesteadSigner{}
}
} else {
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]"
sender := tx.From()
if sender != nil {
from = fmt.Sprintf("%x", sender[:])
} else {
from = fmt.Sprintf("%x", f[:])
}
} 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()

439
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
//
// 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
//
// 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,
//
// state should return emptyCodeHash(0xc5d246...) as 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,
@ -411,12 +416,14 @@ func opExtCodeCopy(pc *uint64, interpreter *EVMInterpreter, callContext *callCtx
// customized chain, the return value will be zero.
//
// (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,
//
// 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 {

2
eth/downloader/downloader.go
View file

@ -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

59
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"
@ -537,27 +536,33 @@ 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
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
}
// If tracing was interrupted, set the error and stop
if atomic.LoadUint32(&jst.interrupt) > 0 {
jst.err = jst.reason
return nil
return
}
jst.opWrapper.op = op
jst.stackWrapper.stack = stack
jst.memoryWrapper.memory = memory
jst.contractWrapper.contract = contract
jst.dbWrapper.db = env.StateDB
jst.stackWrapper.stack = scope.Stack
jst.memoryWrapper.memory = scope.Memory
jst.contractWrapper.contract = scope.Contract
*jst.pcValue = uint(pc)
*jst.gasValue = uint(gas)
@ -570,40 +575,36 @@ func (jst *Tracer) CaptureState(env *vm.EVM, pc uint64, op vm.OpCode, gas, cost
jst.errorValue = new(string)
*jst.errorValue = err.Error()
}
_, err := jst.call("step", "log", "db")
if err != nil {
if _, err := jst.call("step", "log", "db"); err != nil {
jst.err = wrapError("step", err)
}
}
return nil
}
// 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 {
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()
_, err := jst.call("fault", "log", "db")
if err != nil {
if _, err := jst.call("fault", "log", "db"); err != nil {
jst.err = wrapError("fault", err)
}
}
return nil
}
// 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

170
eth/tracers/tracer_test.go
View file

@ -48,20 +48,149 @@ type dummyStatedb struct {
}
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

455
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"`
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"`
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
@ -1679,7 +1725,7 @@ 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"`
BlockHash *common.Hash `json:"blockHash"`
BlockNumber *hexutil.Big `json:"blockNumber"`
From common.Address `json:"from"`
Gas hexutil.Uint64 `json:"gas"`
@ -1688,8 +1734,11 @@ type RPCTransaction struct {
Input hexutil.Bytes `json:"input"`
Nonce hexutil.Uint64 `json:"nonce"`
To *common.Address `json:"to"`
TransactionIndex hexutil.Uint `json:"transactionIndex"`
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"`
@ -1698,14 +1747,21 @@ type RPCTransaction struct {
// 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,
}
return types.NewTransaction(uint64(*args.Nonce), *args.To, (*big.Int)(args.Value), uint64(*args.Gas), (*big.Int)(args.GasPrice), 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.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
}
if tx.To() == nil {
// 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 {
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
}