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Merge pull request #838 from nspcc-dev/refactoring/interop

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core: move interop to a separate package
This commit is contained in:
Roman Khimov 2020-04-13 10:26:42 +03:00 committed by GitHub
commit 522e8e15af
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GPG key ID: 4AEE18F83AFDEB23
20 changed files with 595 additions and 562 deletions
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3
pkg/consensus/consensus.go
View file

@ -12,6 +12,7 @@ import (
"github.com/nspcc-dev/dbft/payload"
"github.com/nspcc-dev/neo-go/pkg/core"
coreb "github.com/nspcc-dev/neo-go/pkg/core/block"
"github.com/nspcc-dev/neo-go/pkg/core/blockchainer"
"github.com/nspcc-dev/neo-go/pkg/core/mempool"
"github.com/nspcc-dev/neo-go/pkg/core/transaction"
"github.com/nspcc-dev/neo-go/pkg/crypto/keys"
@ -77,7 +78,7 @@ type Config struct {
// about the new block that needs to be broadcasted.
RelayBlock func(b *coreb.Block)
// Chain is a core.Blockchainer instance.
Chain core.Blockchainer
Chain blockchainer.Blockchainer
// RequestTx is a callback to which will be called
// when a node lacks transactions present in a block.
RequestTx func(h ...util.Uint256)

21
pkg/core/blockchain.go
View file

@ -12,6 +12,7 @@ import (
"github.com/nspcc-dev/neo-go/pkg/config"
"github.com/nspcc-dev/neo-go/pkg/core/block"
"github.com/nspcc-dev/neo-go/pkg/core/dao"
"github.com/nspcc-dev/neo-go/pkg/core/interop"
"github.com/nspcc-dev/neo-go/pkg/core/mempool"
"github.com/nspcc-dev/neo-go/pkg/core/state"
"github.com/nspcc-dev/neo-go/pkg/core/storage"
@ -446,7 +447,7 @@ func (bc *Blockchain) processHeader(h *block.Header, batch storage.Batch, header
return nil
}
// bc.GetHeaderHash(int(endHeight)) returns sum of all system fees for blocks up to h.
// getSystemFeeAmount returns sum of all system fees for blocks up to h.
// and 0 if no such block exists.
func (bc *Blockchain) getSystemFeeAmount(h util.Uint256) uint32 {
_, sf, _ := bc.dao.GetBlock(h)
@ -657,7 +658,7 @@ func (bc *Blockchain) storeBlock(block *block.Block) error {
}
case *transaction.InvocationTX:
systemInterop := bc.newInteropContext(trigger.Application, cache, block, tx)
v := systemInterop.SpawnVM()
v := SpawnVM(systemInterop)
v.SetCheckedHash(tx.VerificationHash().BytesBE())
v.LoadScript(t.Script)
v.SetPriceGetter(getPrice)
@ -667,11 +668,11 @@ func (bc *Blockchain) storeBlock(block *block.Block) error {
err := v.Run()
if !v.HasFailed() {
_, err := systemInterop.dao.Persist()
_, err := systemInterop.DAO.Persist()
if err != nil {
return errors.Wrap(err, "failed to persist invocation results")
}
for _, note := range systemInterop.notifications {
for _, note := range systemInterop.Notifications {
arr, ok := note.Item.Value().([]vm.StackItem)
if !ok || len(arr) != 4 {
continue
@ -710,7 +711,7 @@ func (bc *Blockchain) storeBlock(block *block.Block) error {
VMState: v.State(),
GasConsumed: v.GasConsumed(),
Stack: v.Estack().ToContractParameters(),
Events: systemInterop.notifications,
Events: systemInterop.Notifications,
}
err = cache.PutAppExecResult(aer)
if err != nil {
@ -2002,7 +2003,7 @@ func (bc *Blockchain) GetScriptHashesForVerifying(t *transaction.Transaction) ([
// GetTestVM returns a VM and a Store setup for a test run of some sort of code.
func (bc *Blockchain) GetTestVM() *vm.VM {
systemInterop := bc.newInteropContext(trigger.Application, bc.dao, nil, nil)
vm := systemInterop.SpawnVM()
vm := SpawnVM(systemInterop)
vm.SetPriceGetter(getPrice)
return vm
}
@ -2024,13 +2025,13 @@ func ScriptFromWitness(hash util.Uint160, witness *transaction.Witness) ([]byte,
}
// verifyHashAgainstScript verifies given hash against the given witness.
func (bc *Blockchain) verifyHashAgainstScript(hash util.Uint160, witness *transaction.Witness, checkedHash util.Uint256, interopCtx *interopContext, useKeys bool) error {
func (bc *Blockchain) verifyHashAgainstScript(hash util.Uint160, witness *transaction.Witness, checkedHash util.Uint256, interopCtx *interop.Context, useKeys bool) error {
verification, err := ScriptFromWitness(hash, witness)
if err != nil {
return err
}
vm := interopCtx.SpawnVM()
vm := SpawnVM(interopCtx)
vm.SetCheckedHash(checkedHash.BytesBE())
vm.LoadScript(verification)
vm.LoadScript(witness.InvocationScript)
@ -2124,6 +2125,6 @@ func (bc *Blockchain) secondsPerBlock() int {
return bc.config.SecondsPerBlock
}
func (bc *Blockchain) newInteropContext(trigger trigger.Type, d dao.DAO, block *block.Block, tx *transaction.Transaction) *interopContext {
return newInteropContext(trigger, bc, d, block, tx, bc.log)
func (bc *Blockchain) newInteropContext(trigger trigger.Type, d dao.DAO, block *block.Block, tx *transaction.Transaction) *interop.Context {
return interop.NewContext(trigger, bc, d, block, tx, bc.log)
}

2
pkg/core/blockchainer.go → pkg/core/blockchainer/blockchainer.go
View file

@ -1,4 +1,4 @@
package core
package blockchainer
import (
"github.com/nspcc-dev/neo-go/pkg/config"

2
pkg/core/gas_price_test.go
View file

@ -19,7 +19,7 @@ func TestGetPrice(t *testing.T) {
sdao := dao.NewSimple(storage.NewMemoryStore())
systemInterop := bc.newInteropContext(trigger.Application, sdao, nil, nil)
v := systemInterop.SpawnVM()
v := SpawnVM(systemInterop)
v.SetPriceGetter(getPrice)
t.Run("Neo.Asset.Create", func(t *testing.T) {

48
pkg/core/interop/context.go Normal file
View file

@ -0,0 +1,48 @@
package interop
import (
"github.com/nspcc-dev/neo-go/pkg/core/block"
"github.com/nspcc-dev/neo-go/pkg/core/blockchainer"
"github.com/nspcc-dev/neo-go/pkg/core/dao"
"github.com/nspcc-dev/neo-go/pkg/core/state"
"github.com/nspcc-dev/neo-go/pkg/core/transaction"
"github.com/nspcc-dev/neo-go/pkg/smartcontract/trigger"
"github.com/nspcc-dev/neo-go/pkg/vm"
"go.uber.org/zap"
)
// Context represents context in which interops are executed.
type Context struct {
Chain blockchainer.Blockchainer
Trigger trigger.Type
Block *block.Block
Tx *transaction.Transaction
DAO *dao.Cached
Notifications []state.NotificationEvent
Log *zap.Logger
}
// NewContext returns new interop context.
func NewContext(trigger trigger.Type, bc blockchainer.Blockchainer, d dao.DAO, block *block.Block, tx *transaction.Transaction, log *zap.Logger) *Context {
dao := dao.NewCached(d)
nes := make([]state.NotificationEvent, 0)
return &Context{
Chain: bc,
Trigger: trigger,
Block: block,
Tx: tx,
DAO: dao,
Notifications: nes,
Log: log,
}
}
// Function binds function name, id with the function itself and price,
// it's supposed to be inited once for all interopContexts, so it doesn't use
// vm.InteropFuncPrice directly.
type Function struct {
ID uint32
Name string
Func func(*Context, *vm.VM) error
Price int
}

27
pkg/core/interop/enumerator/interop.go Normal file
View file

@ -0,0 +1,27 @@
package enumerator
import (
"github.com/nspcc-dev/neo-go/pkg/core/interop"
"github.com/nspcc-dev/neo-go/pkg/vm"
)
// Concat concatenates 2 enumerators into a single one.
func Concat(_ *interop.Context, v *vm.VM) error {
return vm.EnumeratorConcat(v)
}
// Create creates an enumerator from an array-like stack item.
func Create(_ *interop.Context, v *vm.VM) error {
return vm.EnumeratorCreate(v)
}
// Next advances the enumerator, pushes true if is it was successful
// and false otherwise.
func Next(_ *interop.Context, v *vm.VM) error {
return vm.EnumeratorNext(v)
}
// Value returns the current value of the enumerator.
func Value(_ *interop.Context, v *vm.VM) error {
return vm.EnumeratorValue(v)
}

31
pkg/core/interop/iterator/interop.go Normal file
View file

@ -0,0 +1,31 @@
package iterator
import (
"github.com/nspcc-dev/neo-go/pkg/core/interop"
"github.com/nspcc-dev/neo-go/pkg/vm"
)
// Concat concatenates 2 iterators into a single one.
func Concat(_ *interop.Context, v *vm.VM) error {
return vm.IteratorConcat(v)
}
// Create creates an iterator from array-like or map stack item.
func Create(_ *interop.Context, v *vm.VM) error {
return vm.IteratorCreate(v)
}
// Key returns current iterator key.
func Key(_ *interop.Context, v *vm.VM) error {
return vm.IteratorKey(v)
}
// Keys returns keys of the iterator.
func Keys(_ *interop.Context, v *vm.VM) error {
return vm.IteratorKeys(v)
}
// Values returns values of the iterator.
func Values(_ *interop.Context, v *vm.VM) error {
return vm.IteratorValues(v)
}

193
pkg/core/interop_neo.go
View file

@ -6,6 +6,7 @@ import (
"math"
"strings"
"github.com/nspcc-dev/neo-go/pkg/core/interop"
"github.com/nspcc-dev/neo-go/pkg/core/state"
"github.com/nspcc-dev/neo-go/pkg/core/transaction"
"github.com/nspcc-dev/neo-go/pkg/crypto/keys"
@ -37,7 +38,7 @@ const (
)
// headerGetVersion returns version from the header.
func (ic *interopContext) headerGetVersion(v *vm.VM) error {
func headerGetVersion(ic *interop.Context, v *vm.VM) error {
header, err := popHeaderFromVM(v)
if err != nil {
return err
@ -47,7 +48,7 @@ func (ic *interopContext) headerGetVersion(v *vm.VM) error {
}
// headerGetConsensusData returns consensus data from the header.
func (ic *interopContext) headerGetConsensusData(v *vm.VM) error {
func headerGetConsensusData(ic *interop.Context, v *vm.VM) error {
header, err := popHeaderFromVM(v)
if err != nil {
return err
@ -57,7 +58,7 @@ func (ic *interopContext) headerGetConsensusData(v *vm.VM) error {
}
// headerGetMerkleRoot returns version from the header.
func (ic *interopContext) headerGetMerkleRoot(v *vm.VM) error {
func headerGetMerkleRoot(ic *interop.Context, v *vm.VM) error {
header, err := popHeaderFromVM(v)
if err != nil {
return err
@ -67,7 +68,7 @@ func (ic *interopContext) headerGetMerkleRoot(v *vm.VM) error {
}
// headerGetNextConsensus returns version from the header.
func (ic *interopContext) headerGetNextConsensus(v *vm.VM) error {
func headerGetNextConsensus(ic *interop.Context, v *vm.VM) error {
header, err := popHeaderFromVM(v)
if err != nil {
return err
@ -77,7 +78,7 @@ func (ic *interopContext) headerGetNextConsensus(v *vm.VM) error {
}
// txGetAttributes returns current transaction attributes.
func (ic *interopContext) txGetAttributes(v *vm.VM) error {
func txGetAttributes(ic *interop.Context, v *vm.VM) error {
txInterface := v.Estack().Pop().Value()
tx, ok := txInterface.(*transaction.Transaction)
if !ok {
@ -95,7 +96,7 @@ func (ic *interopContext) txGetAttributes(v *vm.VM) error {
}
// txGetInputs returns current transaction inputs.
func (ic *interopContext) txGetInputs(v *vm.VM) error {
func txGetInputs(ic *interop.Context, v *vm.VM) error {
txInterface := v.Estack().Pop().Value()
tx, ok := txInterface.(*transaction.Transaction)
if !ok {
@ -113,7 +114,7 @@ func (ic *interopContext) txGetInputs(v *vm.VM) error {
}
// txGetOutputs returns current transaction outputs.
func (ic *interopContext) txGetOutputs(v *vm.VM) error {
func txGetOutputs(ic *interop.Context, v *vm.VM) error {
txInterface := v.Estack().Pop().Value()
tx, ok := txInterface.(*transaction.Transaction)
if !ok {
@ -131,13 +132,13 @@ func (ic *interopContext) txGetOutputs(v *vm.VM) error {
}
// txGetReferences returns current transaction references.
func (ic *interopContext) txGetReferences(v *vm.VM) error {
func txGetReferences(ic *interop.Context, v *vm.VM) error {
txInterface := v.Estack().Pop().Value()
tx, ok := txInterface.(*transaction.Transaction)
if !ok {
return fmt.Errorf("type mismatch: %T is not a Transaction", txInterface)
}
refs, err := ic.bc.References(tx)
refs, err := ic.Chain.References(tx)
if err != nil {
return err
}
@ -159,7 +160,7 @@ func (ic *interopContext) txGetReferences(v *vm.VM) error {
}
// txGetType returns current transaction type.
func (ic *interopContext) txGetType(v *vm.VM) error {
func txGetType(ic *interop.Context, v *vm.VM) error {
txInterface := v.Estack().Pop().Value()
tx, ok := txInterface.(*transaction.Transaction)
if !ok {
@ -170,13 +171,13 @@ func (ic *interopContext) txGetType(v *vm.VM) error {
}
// txGetUnspentCoins returns current transaction unspent coins.
func (ic *interopContext) txGetUnspentCoins(v *vm.VM) error {
func txGetUnspentCoins(ic *interop.Context, v *vm.VM) error {
txInterface := v.Estack().Pop().Value()
tx, ok := txInterface.(*transaction.Transaction)
if !ok {
return errors.New("value is not a transaction")
}
ucs, err := ic.dao.GetUnspentCoinState(tx.Hash())
ucs, err := ic.DAO.GetUnspentCoinState(tx.Hash())
if err != nil {
return errors.New("no unspent coin state found")
}
@ -185,7 +186,7 @@ func (ic *interopContext) txGetUnspentCoins(v *vm.VM) error {
}
// txGetWitnesses returns current transaction witnesses.
func (ic *interopContext) txGetWitnesses(v *vm.VM) error {
func txGetWitnesses(ic *interop.Context, v *vm.VM) error {
txInterface := v.Estack().Pop().Value()
tx, ok := txInterface.(*transaction.Transaction)
if !ok {
@ -203,7 +204,7 @@ func (ic *interopContext) txGetWitnesses(v *vm.VM) error {
}
// invocationTx_GetScript returns invocation script from the current transaction.
func (ic *interopContext) invocationTxGetScript(v *vm.VM) error {
func invocationTxGetScript(ic *interop.Context, v *vm.VM) error {
txInterface := v.Estack().Pop().Value()
tx, ok := txInterface.(*transaction.Transaction)
if !ok {
@ -221,7 +222,7 @@ func (ic *interopContext) invocationTxGetScript(v *vm.VM) error {
}
// witnessGetVerificationScript returns current witness' script.
func (ic *interopContext) witnessGetVerificationScript(v *vm.VM) error {
func witnessGetVerificationScript(ic *interop.Context, v *vm.VM) error {
witInterface := v.Estack().Pop().Value()
wit, ok := witInterface.(*transaction.Witness)
if !ok {
@ -235,8 +236,8 @@ func (ic *interopContext) witnessGetVerificationScript(v *vm.VM) error {
}
// bcGetValidators returns validators.
func (ic *interopContext) bcGetValidators(v *vm.VM) error {
validators := ic.dao.GetValidators()
func bcGetValidators(ic *interop.Context, v *vm.VM) error {
validators := ic.DAO.GetValidators()
v.Estack().PushVal(validators)
return nil
}
@ -256,7 +257,7 @@ func popInputFromVM(v *vm.VM) (*transaction.Input, error) {
}
// inputGetHash returns hash from the given input.
func (ic *interopContext) inputGetHash(v *vm.VM) error {
func inputGetHash(ic *interop.Context, v *vm.VM) error {
input, err := popInputFromVM(v)
if err != nil {
return err
@ -266,7 +267,7 @@ func (ic *interopContext) inputGetHash(v *vm.VM) error {
}
// inputGetIndex returns index from the given input.
func (ic *interopContext) inputGetIndex(v *vm.VM) error {
func inputGetIndex(ic *interop.Context, v *vm.VM) error {
input, err := popInputFromVM(v)
if err != nil {
return err
@ -290,7 +291,7 @@ func popOutputFromVM(v *vm.VM) (*transaction.Output, error) {
}
// outputGetAssetId returns asset ID from the given output.
func (ic *interopContext) outputGetAssetID(v *vm.VM) error {
func outputGetAssetID(ic *interop.Context, v *vm.VM) error {
output, err := popOutputFromVM(v)
if err != nil {
return err
@ -300,7 +301,7 @@ func (ic *interopContext) outputGetAssetID(v *vm.VM) error {
}
// outputGetScriptHash returns scripthash from the given output.
func (ic *interopContext) outputGetScriptHash(v *vm.VM) error {
func outputGetScriptHash(ic *interop.Context, v *vm.VM) error {
output, err := popOutputFromVM(v)
if err != nil {
return err
@ -310,7 +311,7 @@ func (ic *interopContext) outputGetScriptHash(v *vm.VM) error {
}
// outputGetValue returns value (amount) from the given output.
func (ic *interopContext) outputGetValue(v *vm.VM) error {
func outputGetValue(ic *interop.Context, v *vm.VM) error {
output, err := popOutputFromVM(v)
if err != nil {
return err
@ -320,7 +321,7 @@ func (ic *interopContext) outputGetValue(v *vm.VM) error {
}
// attrGetData returns tx attribute data.
func (ic *interopContext) attrGetData(v *vm.VM) error {
func attrGetData(ic *interop.Context, v *vm.VM) error {
attrInterface := v.Estack().Pop().Value()
attr, ok := attrInterface.(*transaction.Attribute)
if !ok {
@ -331,7 +332,7 @@ func (ic *interopContext) attrGetData(v *vm.VM) error {
}
// attrGetData returns tx attribute usage field.
func (ic *interopContext) attrGetUsage(v *vm.VM) error {
func attrGetUsage(ic *interop.Context, v *vm.VM) error {
attrInterface := v.Estack().Pop().Value()
attr, ok := attrInterface.(*transaction.Attribute)
if !ok {
@ -342,13 +343,13 @@ func (ic *interopContext) attrGetUsage(v *vm.VM) error {
}
// bcGetAccount returns or creates an account.
func (ic *interopContext) bcGetAccount(v *vm.VM) error {
func bcGetAccount(ic *interop.Context, v *vm.VM) error {
accbytes := v.Estack().Pop().Bytes()
acchash, err := util.Uint160DecodeBytesBE(accbytes)
if err != nil {
return err
}
acc, err := ic.dao.GetAccountStateOrNew(acchash)
acc, err := ic.DAO.GetAccountStateOrNew(acchash)
if err != nil {
return err
}
@ -357,13 +358,13 @@ func (ic *interopContext) bcGetAccount(v *vm.VM) error {
}
// bcGetAsset returns an asset.
func (ic *interopContext) bcGetAsset(v *vm.VM) error {
func bcGetAsset(ic *interop.Context, v *vm.VM) error {
asbytes := v.Estack().Pop().Bytes()
ashash, err := util.Uint256DecodeBytesBE(asbytes)
if err != nil {
return err
}
as, err := ic.dao.GetAssetState(ashash)
as, err := ic.DAO.GetAssetState(ashash)
if err != nil {
return errors.New("asset not found")
}
@ -372,7 +373,7 @@ func (ic *interopContext) bcGetAsset(v *vm.VM) error {
}
// accountGetBalance returns balance for a given account.
func (ic *interopContext) accountGetBalance(v *vm.VM) error {
func accountGetBalance(ic *interop.Context, v *vm.VM) error {
accInterface := v.Estack().Pop().Value()
acc, ok := accInterface.(*state.Account)
if !ok {
@ -392,7 +393,7 @@ func (ic *interopContext) accountGetBalance(v *vm.VM) error {
}
// accountGetScriptHash returns script hash of a given account.
func (ic *interopContext) accountGetScriptHash(v *vm.VM) error {
func accountGetScriptHash(ic *interop.Context, v *vm.VM) error {
accInterface := v.Estack().Pop().Value()
acc, ok := accInterface.(*state.Account)
if !ok {
@ -403,7 +404,7 @@ func (ic *interopContext) accountGetScriptHash(v *vm.VM) error {
}
// accountGetVotes returns votes of a given account.
func (ic *interopContext) accountGetVotes(v *vm.VM) error {
func accountGetVotes(ic *interop.Context, v *vm.VM) error {
accInterface := v.Estack().Pop().Value()
acc, ok := accInterface.(*state.Account)
if !ok {
@ -421,31 +422,31 @@ func (ic *interopContext) accountGetVotes(v *vm.VM) error {
}
// accountIsStandard checks whether given account is standard.
func (ic *interopContext) accountIsStandard(v *vm.VM) error {
func accountIsStandard(ic *interop.Context, v *vm.VM) error {
accbytes := v.Estack().Pop().Bytes()
acchash, err := util.Uint160DecodeBytesBE(accbytes)
if err != nil {
return err
}
contract, err := ic.dao.GetContractState(acchash)
contract, err := ic.DAO.GetContractState(acchash)
res := err != nil || vm.IsStandardContract(contract.Script)
v.Estack().PushVal(res)
return nil
}
// storageFind finds stored key-value pair.
func (ic *interopContext) storageFind(v *vm.VM) error {
func storageFind(ic *interop.Context, v *vm.VM) error {
stcInterface := v.Estack().Pop().Value()
stc, ok := stcInterface.(*StorageContext)
if !ok {
return fmt.Errorf("%T is not a StorageContext", stcInterface)
}
err := ic.checkStorageContext(stc)
err := checkStorageContext(ic, stc)
if err != nil {
return err
}
prefix := string(v.Estack().Pop().Bytes())
siMap, err := ic.dao.GetStorageItems(stc.ScriptHash)
siMap, err := ic.DAO.GetStorageItems(stc.ScriptHash)
if err != nil {
return err
}
@ -467,8 +468,8 @@ func (ic *interopContext) storageFind(v *vm.VM) error {
// createContractStateFromVM pops all contract state elements from the VM
// evaluation stack, does a lot of checks and returns Contract if it
// succeeds.
func (ic *interopContext) createContractStateFromVM(v *vm.VM) (*state.Contract, error) {
if ic.trigger != trigger.Application {
func createContractStateFromVM(ic *interop.Context, v *vm.VM) (*state.Contract, error) {
if ic.Trigger != trigger.Application {
return nil, errors.New("can't create contract when not triggered by an application")
}
script := v.Estack().Pop().Bytes()
@ -520,15 +521,15 @@ func (ic *interopContext) createContractStateFromVM(v *vm.VM) (*state.Contract,
}
// contractCreate creates a contract.
func (ic *interopContext) contractCreate(v *vm.VM) error {
newcontract, err := ic.createContractStateFromVM(v)
func contractCreate(ic *interop.Context, v *vm.VM) error {
newcontract, err := createContractStateFromVM(ic, v)
if err != nil {
return err
}
contract, err := ic.dao.GetContractState(newcontract.ScriptHash())
contract, err := ic.DAO.GetContractState(newcontract.ScriptHash())
if err != nil {
contract = newcontract
err := ic.dao.PutContractState(contract)
err := ic.DAO.PutContractState(contract)
if err != nil {
return err
}
@ -538,7 +539,7 @@ func (ic *interopContext) contractCreate(v *vm.VM) error {
}
// contractGetScript returns a script associated with a contract.
func (ic *interopContext) contractGetScript(v *vm.VM) error {
func contractGetScript(ic *interop.Context, v *vm.VM) error {
csInterface := v.Estack().Pop().Value()
cs, ok := csInterface.(*state.Contract)
if !ok {
@ -549,7 +550,7 @@ func (ic *interopContext) contractGetScript(v *vm.VM) error {
}
// contractIsPayable returns whether contract is payable.
func (ic *interopContext) contractIsPayable(v *vm.VM) error {
func contractIsPayable(ic *interop.Context, v *vm.VM) error {
csInterface := v.Estack().Pop().Value()
cs, ok := csInterface.(*state.Contract)
if !ok {
@ -560,27 +561,27 @@ func (ic *interopContext) contractIsPayable(v *vm.VM) error {
}
// contractMigrate migrates a contract.
func (ic *interopContext) contractMigrate(v *vm.VM) error {
newcontract, err := ic.createContractStateFromVM(v)
func contractMigrate(ic *interop.Context, v *vm.VM) error {
newcontract, err := createContractStateFromVM(ic, v)
if err != nil {
return err
}
contract, err := ic.dao.GetContractState(newcontract.ScriptHash())
contract, err := ic.DAO.GetContractState(newcontract.ScriptHash())
if err != nil {
contract = newcontract
err := ic.dao.PutContractState(contract)
err := ic.DAO.PutContractState(contract)
if err != nil {
return err
}
if contract.HasStorage() {
hash := getContextScriptHash(v, 0)
siMap, err := ic.dao.GetStorageItems(hash)
siMap, err := ic.DAO.GetStorageItems(hash)
if err != nil {
return err
}
for k, v := range siMap {
v.IsConst = false
err = ic.dao.PutStorageItem(contract.ScriptHash(), []byte(k), v)
err = ic.DAO.PutStorageItem(contract.ScriptHash(), []byte(k), v)
if err != nil {
return err
}
@ -588,12 +589,12 @@ func (ic *interopContext) contractMigrate(v *vm.VM) error {
}
}
v.Estack().PushVal(vm.NewInteropItem(contract))
return ic.contractDestroy(v)
return contractDestroy(ic, v)
}
// assetCreate creates an asset.
func (ic *interopContext) assetCreate(v *vm.VM) error {
if ic.trigger != trigger.Application {
func assetCreate(ic *interop.Context, v *vm.VM) error {
if ic.Trigger != trigger.Application {
return errors.New("can't create asset when not triggered by an application")
}
atype := transaction.AssetType(v.Estack().Pop().BigInt().Int64())
@ -635,7 +636,7 @@ func (ic *interopContext) assetCreate(v *vm.VM) error {
if owner.IsInfinity() {
return errors.New("can't have infinity as an owner key")
}
witnessOk, err := ic.checkKeyedWitness(owner)
witnessOk, err := checkKeyedWitness(ic, owner)
if err != nil {
return err
}
@ -651,7 +652,7 @@ func (ic *interopContext) assetCreate(v *vm.VM) error {
return gherr.Wrap(err, "failed to get issuer")
}
asset := &state.Asset{
ID: ic.tx.Hash(),
ID: ic.Tx.Hash(),
AssetType: atype,
Name: name,
Amount: amount,
@ -659,9 +660,9 @@ func (ic *interopContext) assetCreate(v *vm.VM) error {
Owner: *owner,
Admin: admin,
Issuer: issuer,
Expiration: ic.bc.BlockHeight() + DefaultAssetLifetime,
Expiration: ic.Chain.BlockHeight() + DefaultAssetLifetime,
}
err = ic.dao.PutAssetState(asset)
err = ic.DAO.PutAssetState(asset)
if err != nil {
return gherr.Wrap(err, "failed to Store asset")
}
@ -670,7 +671,7 @@ func (ic *interopContext) assetCreate(v *vm.VM) error {
}
// assetGetAdmin returns asset admin.
func (ic *interopContext) assetGetAdmin(v *vm.VM) error {
func assetGetAdmin(ic *interop.Context, v *vm.VM) error {
asInterface := v.Estack().Pop().Value()
as, ok := asInterface.(*state.Asset)
if !ok {
@ -681,7 +682,7 @@ func (ic *interopContext) assetGetAdmin(v *vm.VM) error {
}
// assetGetAmount returns the overall amount of asset available.
func (ic *interopContext) assetGetAmount(v *vm.VM) error {
func assetGetAmount(ic *interop.Context, v *vm.VM) error {
asInterface := v.Estack().Pop().Value()
as, ok := asInterface.(*state.Asset)
if !ok {
@ -692,7 +693,7 @@ func (ic *interopContext) assetGetAmount(v *vm.VM) error {
}
// assetGetAssetId returns the id of an asset.
func (ic *interopContext) assetGetAssetID(v *vm.VM) error {
func assetGetAssetID(ic *interop.Context, v *vm.VM) error {
asInterface := v.Estack().Pop().Value()
as, ok := asInterface.(*state.Asset)
if !ok {
@ -703,7 +704,7 @@ func (ic *interopContext) assetGetAssetID(v *vm.VM) error {
}
// assetGetAssetType returns type of an asset.
func (ic *interopContext) assetGetAssetType(v *vm.VM) error {
func assetGetAssetType(ic *interop.Context, v *vm.VM) error {
asInterface := v.Estack().Pop().Value()
as, ok := asInterface.(*state.Asset)
if !ok {
@ -714,7 +715,7 @@ func (ic *interopContext) assetGetAssetType(v *vm.VM) error {
}
// assetGetAvailable returns available (not yet issued) amount of asset.
func (ic *interopContext) assetGetAvailable(v *vm.VM) error {
func assetGetAvailable(ic *interop.Context, v *vm.VM) error {
asInterface := v.Estack().Pop().Value()
as, ok := asInterface.(*state.Asset)
if !ok {
@ -725,7 +726,7 @@ func (ic *interopContext) assetGetAvailable(v *vm.VM) error {
}
// assetGetIssuer returns issuer of an asset.
func (ic *interopContext) assetGetIssuer(v *vm.VM) error {
func assetGetIssuer(ic *interop.Context, v *vm.VM) error {
asInterface := v.Estack().Pop().Value()
as, ok := asInterface.(*state.Asset)
if !ok {
@ -736,7 +737,7 @@ func (ic *interopContext) assetGetIssuer(v *vm.VM) error {
}
// assetGetOwner returns owner of an asset.
func (ic *interopContext) assetGetOwner(v *vm.VM) error {
func assetGetOwner(ic *interop.Context, v *vm.VM) error {
asInterface := v.Estack().Pop().Value()
as, ok := asInterface.(*state.Asset)
if !ok {
@ -747,7 +748,7 @@ func (ic *interopContext) assetGetOwner(v *vm.VM) error {
}
// assetGetPrecision returns precision used to measure this asset.
func (ic *interopContext) assetGetPrecision(v *vm.VM) error {
func assetGetPrecision(ic *interop.Context, v *vm.VM) error {
asInterface := v.Estack().Pop().Value()
as, ok := asInterface.(*state.Asset)
if !ok {
@ -758,8 +759,8 @@ func (ic *interopContext) assetGetPrecision(v *vm.VM) error {
}
// assetRenew updates asset expiration date.
func (ic *interopContext) assetRenew(v *vm.VM) error {
if ic.trigger != trigger.Application {
func assetRenew(ic *interop.Context, v *vm.VM) error {
if ic.Trigger != trigger.Application {
return errors.New("can't create asset when not triggered by an application")
}
asInterface := v.Estack().Pop().Value()
@ -769,19 +770,19 @@ func (ic *interopContext) assetRenew(v *vm.VM) error {
}
years := byte(v.Estack().Pop().BigInt().Int64())
// Not sure why C# code regets an asset from the Store, but we also do it.
asset, err := ic.dao.GetAssetState(as.ID)
asset, err := ic.DAO.GetAssetState(as.ID)
if err != nil {
return errors.New("can't renew non-existent asset")
}
if asset.Expiration < ic.bc.BlockHeight()+1 {
asset.Expiration = ic.bc.BlockHeight() + 1
if asset.Expiration < ic.Chain.BlockHeight()+1 {
asset.Expiration = ic.Chain.BlockHeight() + 1
}
expiration := uint64(asset.Expiration) + uint64(years)*BlocksPerYear
if expiration > math.MaxUint32 {
expiration = math.MaxUint32
}
asset.Expiration = uint32(expiration)
err = ic.dao.PutAssetState(asset)
err = ic.DAO.PutAssetState(asset)
if err != nil {
return gherr.Wrap(err, "failed to Store asset")
}
@ -790,57 +791,11 @@ func (ic *interopContext) assetRenew(v *vm.VM) error {
}
// runtimeSerialize serializes top stack item into a ByteArray.
func (ic *interopContext) runtimeSerialize(v *vm.VM) error {
func runtimeSerialize(_ *interop.Context, v *vm.VM) error {
return vm.RuntimeSerialize(v)
}
// runtimeDeserialize deserializes ByteArray from a stack into an item.
func (ic *interopContext) runtimeDeserialize(v *vm.VM) error {
func runtimeDeserialize(_ *interop.Context, v *vm.VM) error {
return vm.RuntimeDeserialize(v)
}
// enumeratorConcat concatenates 2 enumerators into a single one.
func (ic *interopContext) enumeratorConcat(v *vm.VM) error {
return vm.EnumeratorConcat(v)
}
// enumeratorCreate creates an enumerator from an array-like stack item.
func (ic *interopContext) enumeratorCreate(v *vm.VM) error {
return vm.EnumeratorCreate(v)
}
// enumeratorNext advances the enumerator, pushes true if is it was successful
// and false otherwise.
func (ic *interopContext) enumeratorNext(v *vm.VM) error {
return vm.EnumeratorNext(v)
}
// enumeratorValue returns the current value of the enumerator.
func (ic *interopContext) enumeratorValue(v *vm.VM) error {
return vm.EnumeratorValue(v)
}
// iteratorConcat concatenates 2 iterators into a single one.
func (ic *interopContext) iteratorConcat(v *vm.VM) error {
return vm.IteratorConcat(v)
}
// iteratorCreate creates an iterator from array-like or map stack item.
func (ic *interopContext) iteratorCreate(v *vm.VM) error {
return vm.IteratorCreate(v)
}
// iteratorKey returns current iterator key.
func (ic *interopContext) iteratorKey(v *vm.VM) error {
return vm.IteratorKey(v)
}
// iteratorKeys returns keys of the iterator.
func (ic *interopContext) iteratorKeys(v *vm.VM) error {
return vm.IteratorKeys(v)
}
// iteratorValues returns values of the iterator.
func (ic *interopContext) iteratorValues(v *vm.VM) error {
return vm.IteratorValues(v)
}

95
pkg/core/interop_neo_test.go
View file

@ -6,6 +6,9 @@ import (
"github.com/nspcc-dev/neo-go/pkg/core/block"
"github.com/nspcc-dev/neo-go/pkg/core/dao"
"github.com/nspcc-dev/neo-go/pkg/core/interop"
"github.com/nspcc-dev/neo-go/pkg/core/interop/enumerator"
"github.com/nspcc-dev/neo-go/pkg/core/interop/iterator"
"github.com/nspcc-dev/neo-go/pkg/core/state"
"github.com/nspcc-dev/neo-go/pkg/core/storage"
"github.com/nspcc-dev/neo-go/pkg/core/transaction"
@ -39,7 +42,7 @@ import (
func TestGetTrigger(t *testing.T) {
v, _, context, chain := createVMAndPushBlock(t)
defer chain.Close()
require.NoError(t, context.runtimeGetTrigger(v))
require.NoError(t, runtimeGetTrigger(context, v))
}
func TestStorageFind(t *testing.T) {
@ -56,12 +59,12 @@ func TestStorageFind(t *testing.T) {
},
}
require.NoError(t, context.dao.PutContractState(contractState))
require.NoError(t, context.DAO.PutContractState(contractState))
scriptHash := contractState.ScriptHash()
for i := range skeys {
err := context.dao.PutStorageItem(scriptHash, skeys[i], items[i])
err := context.DAO.PutStorageItem(scriptHash, skeys[i], items[i])
require.NoError(t, err)
}
@ -69,25 +72,25 @@ func TestStorageFind(t *testing.T) {
v.Estack().PushVal([]byte{0x01})
v.Estack().PushVal(vm.NewInteropItem(&StorageContext{ScriptHash: scriptHash}))
err := context.storageFind(v)
err := storageFind(context, v)
require.NoError(t, err)
var iter *vm.InteropItem
require.NotPanics(t, func() { iter = v.Estack().Top().Interop() })
require.NoError(t, context.enumeratorNext(v))
require.NoError(t, enumerator.Next(context, v))
require.True(t, v.Estack().Pop().Bool())
v.Estack().PushVal(iter)
require.NoError(t, context.iteratorKey(v))
require.NoError(t, iterator.Key(context, v))
require.Equal(t, []byte{0x01, 0x02}, v.Estack().Pop().Bytes())
v.Estack().PushVal(iter)
require.NoError(t, context.enumeratorValue(v))
require.NoError(t, enumerator.Value(context, v))
require.Equal(t, []byte{0x01, 0x02, 0x03, 0x04}, v.Estack().Pop().Bytes())
v.Estack().PushVal(iter)
require.NoError(t, context.enumeratorNext(v))
require.NoError(t, enumerator.Next(context, v))
require.False(t, v.Estack().Pop().Bool())
})
@ -95,7 +98,7 @@ func TestStorageFind(t *testing.T) {
v.Estack().PushVal([]byte{0x01})
v.Estack().PushVal(vm.NewInteropItem(nil))
require.Error(t, context.storageFind(v))
require.Error(t, storageFind(context, v))
})
t.Run("invalid script hash", func(t *testing.T) {
@ -105,7 +108,7 @@ func TestStorageFind(t *testing.T) {
v.Estack().PushVal([]byte{0x01})
v.Estack().PushVal(vm.NewInteropItem(&StorageContext{ScriptHash: invalidHash}))
require.Error(t, context.storageFind(v))
require.Error(t, storageFind(context, v))
})
}
@ -113,7 +116,7 @@ func TestHeaderGetVersion(t *testing.T) {
v, block, context, chain := createVMAndPushBlock(t)
defer chain.Close()
err := context.headerGetVersion(v)
err := headerGetVersion(context, v)
require.NoError(t, err)
value := v.Estack().Pop().Value().(*big.Int)
require.Equal(t, uint64(block.Version), value.Uint64())
@ -127,7 +130,7 @@ func TestHeaderGetVersion_Negative(t *testing.T) {
context := chain.newInteropContext(trigger.Application, dao.NewSimple(storage.NewMemoryStore()), block, nil)
v.Estack().PushVal(vm.NewBoolItem(false))
err := context.headerGetVersion(v)
err := headerGetVersion(context, v)
require.Errorf(t, err, "value is not a header or block")
}
@ -135,7 +138,7 @@ func TestHeaderGetConsensusData(t *testing.T) {
v, block, context, chain := createVMAndPushBlock(t)
defer chain.Close()
err := context.headerGetConsensusData(v)
err := headerGetConsensusData(context, v)
require.NoError(t, err)
value := v.Estack().Pop().Value().(*big.Int)
require.Equal(t, block.ConsensusData, value.Uint64())
@ -145,7 +148,7 @@ func TestHeaderGetMerkleRoot(t *testing.T) {
v, block, context, chain := createVMAndPushBlock(t)
defer chain.Close()
err := context.headerGetMerkleRoot(v)
err := headerGetMerkleRoot(context, v)
require.NoError(t, err)
value := v.Estack().Pop().Value()
require.Equal(t, block.MerkleRoot.BytesBE(), value)
@ -155,7 +158,7 @@ func TestHeaderGetNextConsensus(t *testing.T) {
v, block, context, chain := createVMAndPushBlock(t)
defer chain.Close()
err := context.headerGetNextConsensus(v)
err := headerGetNextConsensus(context, v)
require.NoError(t, err)
value := v.Estack().Pop().Value()
require.Equal(t, block.NextConsensus.BytesBE(), value)
@ -165,7 +168,7 @@ func TestTxGetAttributes(t *testing.T) {
v, tx, context, chain := createVMAndPushTX(t)
defer chain.Close()
err := context.txGetAttributes(v)
err := txGetAttributes(context, v)
require.NoError(t, err)
value := v.Estack().Pop().Value().([]vm.StackItem)
require.Equal(t, tx.Attributes[0].Usage, value[0].Value().(*transaction.Attribute).Usage)
@ -175,7 +178,7 @@ func TestTxGetInputs(t *testing.T) {
v, tx, context, chain := createVMAndPushTX(t)
defer chain.Close()
err := context.txGetInputs(v)
err := txGetInputs(context, v)
require.NoError(t, err)
value := v.Estack().Pop().Value().([]vm.StackItem)
require.Equal(t, tx.Inputs[0], *value[0].Value().(*transaction.Input))
@ -185,7 +188,7 @@ func TestTxGetOutputs(t *testing.T) {
v, tx, context, chain := createVMAndPushTX(t)
defer chain.Close()
err := context.txGetOutputs(v)
err := txGetOutputs(context, v)
require.NoError(t, err)
value := v.Estack().Pop().Value().([]vm.StackItem)
require.Equal(t, tx.Outputs[0], *value[0].Value().(*transaction.Output))
@ -195,7 +198,7 @@ func TestTxGetType(t *testing.T) {
v, tx, context, chain := createVMAndPushTX(t)
defer chain.Close()
err := context.txGetType(v)
err := txGetType(context, v)
require.NoError(t, err)
value := v.Estack().Pop().Value().(*big.Int)
require.Equal(t, big.NewInt(int64(tx.Type)), value)
@ -205,7 +208,7 @@ func TestInvocationTxGetScript(t *testing.T) {
v, tx, context, chain := createVMAndPushTX(t)
defer chain.Close()
err := context.invocationTxGetScript(v)
err := invocationTxGetScript(context, v)
require.NoError(t, err)
value := v.Estack().Pop().Value().([]byte)
inv := tx.Data.(*transaction.InvocationTX)
@ -222,7 +225,7 @@ func TestWitnessGetVerificationScript(t *testing.T) {
context := chain.newInteropContext(trigger.Application, dao.NewSimple(storage.NewMemoryStore()), nil, nil)
v.Estack().PushVal(vm.NewInteropItem(&witness))
err := context.witnessGetVerificationScript(v)
err := witnessGetVerificationScript(context, v)
require.NoError(t, err)
value := v.Estack().Pop().Value().([]byte)
require.Equal(t, witness.VerificationScript, value)
@ -243,7 +246,7 @@ func TestInputGetHash(t *testing.T) {
defer chain.Close()
v.Estack().PushVal(vm.NewInteropItem(&tx.Inputs[0]))
err := context.inputGetHash(v)
err := inputGetHash(context, v)
require.NoError(t, err)
hash := v.Estack().Pop().Value()
require.Equal(t, tx.Inputs[0].PrevHash.BytesBE(), hash)
@ -254,7 +257,7 @@ func TestInputGetIndex(t *testing.T) {
defer chain.Close()
v.Estack().PushVal(vm.NewInteropItem(&tx.Inputs[0]))
err := context.inputGetIndex(v)
err := inputGetIndex(context, v)
require.NoError(t, err)
index := v.Estack().Pop().Value()
require.Equal(t, big.NewInt(int64(tx.Inputs[0].PrevIndex)), index)
@ -275,7 +278,7 @@ func TestOutputGetAssetID(t *testing.T) {
defer chain.Close()
v.Estack().PushVal(vm.NewInteropItem(&tx.Outputs[0]))
err := context.outputGetAssetID(v)
err := outputGetAssetID(context, v)
require.NoError(t, err)
assetID := v.Estack().Pop().Value()
require.Equal(t, tx.Outputs[0].AssetID.BytesBE(), assetID)
@ -286,7 +289,7 @@ func TestOutputGetScriptHash(t *testing.T) {
defer chain.Close()
v.Estack().PushVal(vm.NewInteropItem(&tx.Outputs[0]))
err := context.outputGetScriptHash(v)
err := outputGetScriptHash(context, v)
require.NoError(t, err)
scriptHash := v.Estack().Pop().Value()
require.Equal(t, tx.Outputs[0].ScriptHash.BytesBE(), scriptHash)
@ -297,7 +300,7 @@ func TestOutputGetValue(t *testing.T) {
defer chain.Close()
v.Estack().PushVal(vm.NewInteropItem(&tx.Outputs[0]))
err := context.outputGetValue(v)
err := outputGetValue(context, v)
require.NoError(t, err)
amount := v.Estack().Pop().Value()
require.Equal(t, big.NewInt(int64(tx.Outputs[0].Amount)), amount)
@ -308,7 +311,7 @@ func TestAttrGetData(t *testing.T) {
defer chain.Close()
v.Estack().PushVal(vm.NewInteropItem(&tx.Attributes[0]))
err := context.attrGetData(v)
err := attrGetData(context, v)
require.NoError(t, err)
data := v.Estack().Pop().Value()
require.Equal(t, tx.Attributes[0].Data, data)
@ -319,7 +322,7 @@ func TestAttrGetUsage(t *testing.T) {
defer chain.Close()
v.Estack().PushVal(vm.NewInteropItem(&tx.Attributes[0]))
err := context.attrGetUsage(v)
err := attrGetUsage(context, v)
require.NoError(t, err)
usage := v.Estack().Pop().Value()
require.Equal(t, big.NewInt(int64(tx.Attributes[0].Usage)), usage)
@ -330,7 +333,7 @@ func TestAccountGetScriptHash(t *testing.T) {
defer chain.Close()
v.Estack().PushVal(vm.NewInteropItem(accState))
err := context.accountGetScriptHash(v)
err := accountGetScriptHash(context, v)
require.NoError(t, err)
hash := v.Estack().Pop().Value()
require.Equal(t, accState.ScriptHash.BytesBE(), hash)
@ -341,7 +344,7 @@ func TestAccountGetVotes(t *testing.T) {
defer chain.Close()
v.Estack().PushVal(vm.NewInteropItem(accState))
err := context.accountGetVotes(v)
err := accountGetVotes(context, v)
require.NoError(t, err)
votes := v.Estack().Pop().Value().([]vm.StackItem)
require.Equal(t, vm.NewByteArrayItem(accState.Votes[0].Bytes()), votes[0])
@ -352,7 +355,7 @@ func TestContractGetScript(t *testing.T) {
defer chain.Close()
v.Estack().PushVal(vm.NewInteropItem(contractState))
err := context.contractGetScript(v)
err := contractGetScript(context, v)
require.NoError(t, err)
script := v.Estack().Pop().Value()
require.Equal(t, contractState.Script, script)
@ -363,7 +366,7 @@ func TestContractIsPayable(t *testing.T) {
defer chain.Close()
v.Estack().PushVal(vm.NewInteropItem(contractState))
err := context.contractIsPayable(v)
err := contractIsPayable(context, v)
require.NoError(t, err)
isPayable := v.Estack().Pop().Value()
require.Equal(t, contractState.IsPayable(), isPayable)
@ -374,7 +377,7 @@ func TestAssetGetAdmin(t *testing.T) {
defer chain.Close()
v.Estack().PushVal(vm.NewInteropItem(assetState))
err := context.assetGetAdmin(v)
err := assetGetAdmin(context, v)
require.NoError(t, err)
admin := v.Estack().Pop().Value()
require.Equal(t, assetState.Admin.BytesBE(), admin)
@ -385,7 +388,7 @@ func TestAssetGetAmount(t *testing.T) {
defer chain.Close()
v.Estack().PushVal(vm.NewInteropItem(assetState))
err := context.assetGetAmount(v)
err := assetGetAmount(context, v)
require.NoError(t, err)
amount := v.Estack().Pop().Value()
require.Equal(t, big.NewInt(int64(assetState.Amount)), amount)
@ -396,7 +399,7 @@ func TestAssetGetAssetID(t *testing.T) {
defer chain.Close()
v.Estack().PushVal(vm.NewInteropItem(assetState))
err := context.assetGetAssetID(v)
err := assetGetAssetID(context, v)
require.NoError(t, err)
assetID := v.Estack().Pop().Value()
require.Equal(t, assetState.ID.BytesBE(), assetID)
@ -407,7 +410,7 @@ func TestAssetGetAssetType(t *testing.T) {
defer chain.Close()
v.Estack().PushVal(vm.NewInteropItem(assetState))
err := context.assetGetAssetType(v)
err := assetGetAssetType(context, v)
require.NoError(t, err)
assetType := v.Estack().Pop().Value()
require.Equal(t, big.NewInt(int64(assetState.AssetType)), assetType)
@ -418,7 +421,7 @@ func TestAssetGetAvailable(t *testing.T) {
defer chain.Close()
v.Estack().PushVal(vm.NewInteropItem(assetState))
err := context.assetGetAvailable(v)
err := assetGetAvailable(context, v)
require.NoError(t, err)
available := v.Estack().Pop().Value()
require.Equal(t, big.NewInt(int64(assetState.Available)), available)
@ -429,7 +432,7 @@ func TestAssetGetIssuer(t *testing.T) {
defer chain.Close()
v.Estack().PushVal(vm.NewInteropItem(assetState))
err := context.assetGetIssuer(v)
err := assetGetIssuer(context, v)
require.NoError(t, err)
issuer := v.Estack().Pop().Value()
require.Equal(t, assetState.Issuer.BytesBE(), issuer)
@ -440,7 +443,7 @@ func TestAssetGetOwner(t *testing.T) {
defer chain.Close()
v.Estack().PushVal(vm.NewInteropItem(assetState))
err := context.assetGetOwner(v)
err := assetGetOwner(context, v)
require.NoError(t, err)
owner := v.Estack().Pop().Value()
require.Equal(t, assetState.Owner.Bytes(), owner)
@ -451,7 +454,7 @@ func TestAssetGetPrecision(t *testing.T) {
defer chain.Close()
v.Estack().PushVal(vm.NewInteropItem(assetState))
err := context.assetGetPrecision(v)
err := assetGetPrecision(context, v)
require.NoError(t, err)
precision := v.Estack().Pop().Value()
require.Equal(t, big.NewInt(int64(assetState.Precision)), precision)
@ -459,7 +462,7 @@ func TestAssetGetPrecision(t *testing.T) {
// Helper functions to create VM, InteropContext, TX, Account, Contract, Asset.
func createVMAndPushBlock(t *testing.T) (*vm.VM, *block.Block, *interopContext, *Blockchain) {
func createVMAndPushBlock(t *testing.T) (*vm.VM, *block.Block, *interop.Context, *Blockchain) {
v := vm.New()
block := newDumbBlock()
chain := newTestChain(t)
@ -468,13 +471,13 @@ func createVMAndPushBlock(t *testing.T) (*vm.VM, *block.Block, *interopContext,
return v, block, context, chain
}
func createVMAndPushTX(t *testing.T) (*vm.VM, *transaction.Transaction, *interopContext, *Blockchain) {
func createVMAndPushTX(t *testing.T) (*vm.VM, *transaction.Transaction, *interop.Context, *Blockchain) {
v, tx, context, chain := createVMAndTX(t)
v.Estack().PushVal(vm.NewInteropItem(tx))
return v, tx, context, chain
}
func createVMAndAssetState(t *testing.T) (*vm.VM, *state.Asset, *interopContext, *Blockchain) {
func createVMAndAssetState(t *testing.T) (*vm.VM, *state.Asset, *interop.Context, *Blockchain) {
v := vm.New()
assetState := &state.Asset{
ID: util.Uint256{},
@ -497,7 +500,7 @@ func createVMAndAssetState(t *testing.T) (*vm.VM, *state.Asset, *interopContext,
return v, assetState, context, chain
}
func createVMAndContractState(t *testing.T) (*vm.VM, *state.Contract, *interopContext, *Blockchain) {
func createVMAndContractState(t *testing.T) (*vm.VM, *state.Contract, *interop.Context, *Blockchain) {
v := vm.New()
contractState := &state.Contract{
Script: []byte("testscript"),
@ -516,7 +519,7 @@ func createVMAndContractState(t *testing.T) (*vm.VM, *state.Contract, *interopCo
return v, contractState, context, chain
}
func createVMAndAccState(t *testing.T) (*vm.VM, *state.Account, *interopContext, *Blockchain) {
func createVMAndAccState(t *testing.T) (*vm.VM, *state.Account, *interop.Context, *Blockchain) {
v := vm.New()
rawHash := "4d3b96ae1bcc5a585e075e3b81920210dec16302"
hash, err := util.Uint160DecodeStringBE(rawHash)
@ -531,7 +534,7 @@ func createVMAndAccState(t *testing.T) (*vm.VM, *state.Account, *interopContext,
return v, accountState, context, chain
}
func createVMAndTX(t *testing.T) (*vm.VM, *transaction.Transaction, *interopContext, *Blockchain) {
func createVMAndTX(t *testing.T) (*vm.VM, *transaction.Transaction, *interop.Context, *Blockchain) {
v := vm.New()
script := []byte{byte(opcode.PUSH1), byte(opcode.RET)}
tx := transaction.NewInvocationTX(script, 0)

171
pkg/core/interop_system.go
View file

@ -6,7 +6,9 @@ import (
"math"
"github.com/nspcc-dev/neo-go/pkg/core/block"
"github.com/nspcc-dev/neo-go/pkg/core/blockchainer"
"github.com/nspcc-dev/neo-go/pkg/core/dao"
"github.com/nspcc-dev/neo-go/pkg/core/interop"
"github.com/nspcc-dev/neo-go/pkg/core/state"
"github.com/nspcc-dev/neo-go/pkg/core/transaction"
"github.com/nspcc-dev/neo-go/pkg/crypto/keys"
@ -32,7 +34,7 @@ type StorageContext struct {
// getBlockHashFromElement converts given vm.Element to block hash using given
// Blockchainer if needed. Interop functions accept both block numbers and
// block hashes as parameters, thus this function is needed.
func getBlockHashFromElement(bc Blockchainer, element *vm.Element) (util.Uint256, error) {
func getBlockHashFromElement(bc blockchainer.Blockchainer, element *vm.Element) (util.Uint256, error) {
var hash util.Uint256
hashbytes := element.Bytes()
if len(hashbytes) <= 5 {
@ -48,12 +50,12 @@ func getBlockHashFromElement(bc Blockchainer, element *vm.Element) (util.Uint256
}
// bcGetBlock returns current block.
func (ic *interopContext) bcGetBlock(v *vm.VM) error {
hash, err := getBlockHashFromElement(ic.bc, v.Estack().Pop())
func bcGetBlock(ic *interop.Context, v *vm.VM) error {
hash, err := getBlockHashFromElement(ic.Chain, v.Estack().Pop())
if err != nil {
return err
}
block, err := ic.bc.GetBlock(hash)
block, err := ic.Chain.GetBlock(hash)
if err != nil {
v.Estack().PushVal([]byte{})
} else {
@ -63,13 +65,13 @@ func (ic *interopContext) bcGetBlock(v *vm.VM) error {
}
// bcGetContract returns contract.
func (ic *interopContext) bcGetContract(v *vm.VM) error {
func bcGetContract(ic *interop.Context, v *vm.VM) error {
hashbytes := v.Estack().Pop().Bytes()
hash, err := util.Uint160DecodeBytesBE(hashbytes)
if err != nil {
return err
}
cs, err := ic.dao.GetContractState(hash)
cs, err := ic.DAO.GetContractState(hash)
if err != nil {
v.Estack().PushVal([]byte{})
} else {
@ -79,12 +81,12 @@ func (ic *interopContext) bcGetContract(v *vm.VM) error {
}
// bcGetHeader returns block header.
func (ic *interopContext) bcGetHeader(v *vm.VM) error {
hash, err := getBlockHashFromElement(ic.bc, v.Estack().Pop())
func bcGetHeader(ic *interop.Context, v *vm.VM) error {
hash, err := getBlockHashFromElement(ic.Chain, v.Estack().Pop())
if err != nil {
return err
}
header, err := ic.bc.GetHeader(hash)
header, err := ic.Chain.GetHeader(hash)
if err != nil {
v.Estack().PushVal([]byte{})
} else {
@ -94,8 +96,8 @@ func (ic *interopContext) bcGetHeader(v *vm.VM) error {
}
// bcGetHeight returns blockchain height.
func (ic *interopContext) bcGetHeight(v *vm.VM) error {
v.Estack().PushVal(ic.bc.BlockHeight())
func bcGetHeight(ic *interop.Context, v *vm.VM) error {
v.Estack().PushVal(ic.Chain.BlockHeight())
return nil
}
@ -111,8 +113,8 @@ func getTransactionAndHeight(cd *dao.Cached, v *vm.VM) (*transaction.Transaction
}
// bcGetTransaction returns transaction.
func (ic *interopContext) bcGetTransaction(v *vm.VM) error {
tx, _, err := getTransactionAndHeight(ic.dao, v)
func bcGetTransaction(ic *interop.Context, v *vm.VM) error {
tx, _, err := getTransactionAndHeight(ic.DAO, v)
if err != nil {
return err
}
@ -121,8 +123,8 @@ func (ic *interopContext) bcGetTransaction(v *vm.VM) error {
}
// bcGetTransactionHeight returns transaction height.
func (ic *interopContext) bcGetTransactionHeight(v *vm.VM) error {
_, h, err := getTransactionAndHeight(ic.dao, v)
func bcGetTransactionHeight(ic *interop.Context, v *vm.VM) error {
_, h, err := getTransactionAndHeight(ic.DAO, v)
if err != nil {
return err
}
@ -147,7 +149,7 @@ func popHeaderFromVM(v *vm.VM) (*block.Header, error) {
}
// headerGetIndex returns block index from the header.
func (ic *interopContext) headerGetIndex(v *vm.VM) error {
func headerGetIndex(ic *interop.Context, v *vm.VM) error {
header, err := popHeaderFromVM(v)
if err != nil {
return err
@ -157,7 +159,7 @@ func (ic *interopContext) headerGetIndex(v *vm.VM) error {
}
// headerGetHash returns header hash of the passed header.
func (ic *interopContext) headerGetHash(v *vm.VM) error {
func headerGetHash(ic *interop.Context, v *vm.VM) error {
header, err := popHeaderFromVM(v)
if err != nil {
return err
@ -167,7 +169,7 @@ func (ic *interopContext) headerGetHash(v *vm.VM) error {
}
// headerGetPrevHash returns previous header hash of the passed header.
func (ic *interopContext) headerGetPrevHash(v *vm.VM) error {
func headerGetPrevHash(ic *interop.Context, v *vm.VM) error {
header, err := popHeaderFromVM(v)
if err != nil {
return err
@ -177,7 +179,7 @@ func (ic *interopContext) headerGetPrevHash(v *vm.VM) error {
}
// headerGetTimestamp returns timestamp of the passed header.
func (ic *interopContext) headerGetTimestamp(v *vm.VM) error {
func headerGetTimestamp(ic *interop.Context, v *vm.VM) error {
header, err := popHeaderFromVM(v)
if err != nil {
return err
@ -187,7 +189,7 @@ func (ic *interopContext) headerGetTimestamp(v *vm.VM) error {
}
// blockGetTransactionCount returns transactions count in the given block.
func (ic *interopContext) blockGetTransactionCount(v *vm.VM) error {
func blockGetTransactionCount(ic *interop.Context, v *vm.VM) error {
blockInterface := v.Estack().Pop().Value()
block, ok := blockInterface.(*block.Block)
if !ok {
@ -198,7 +200,7 @@ func (ic *interopContext) blockGetTransactionCount(v *vm.VM) error {
}
// blockGetTransactions returns transactions from the given block.
func (ic *interopContext) blockGetTransactions(v *vm.VM) error {
func blockGetTransactions(ic *interop.Context, v *vm.VM) error {
blockInterface := v.Estack().Pop().Value()
block, ok := blockInterface.(*block.Block)
if !ok {
@ -217,7 +219,7 @@ func (ic *interopContext) blockGetTransactions(v *vm.VM) error {
// blockGetTransaction returns transaction with the given number from the given
// block.
func (ic *interopContext) blockGetTransaction(v *vm.VM) error {
func blockGetTransaction(ic *interop.Context, v *vm.VM) error {
blockInterface := v.Estack().Pop().Value()
block, ok := blockInterface.(*block.Block)
if !ok {
@ -233,7 +235,7 @@ func (ic *interopContext) blockGetTransaction(v *vm.VM) error {
}
// txGetHash returns transaction's hash.
func (ic *interopContext) txGetHash(v *vm.VM) error {
func txGetHash(ic *interop.Context, v *vm.VM) error {
txInterface := v.Estack().Pop().Value()
tx, ok := txInterface.(*transaction.Transaction)
if !ok {
@ -245,8 +247,8 @@ func (ic *interopContext) txGetHash(v *vm.VM) error {
// engineGetScriptContainer returns transaction that contains the script being
// run.
func (ic *interopContext) engineGetScriptContainer(v *vm.VM) error {
v.Estack().PushVal(vm.NewInteropItem(ic.tx))
func engineGetScriptContainer(ic *interop.Context, v *vm.VM) error {
v.Estack().PushVal(vm.NewInteropItem(ic.Tx))
return nil
}
@ -267,36 +269,36 @@ func pushContextScriptHash(v *vm.VM, n int) error {
}
// engineGetExecutingScriptHash returns executing script hash.
func (ic *interopContext) engineGetExecutingScriptHash(v *vm.VM) error {
func engineGetExecutingScriptHash(ic *interop.Context, v *vm.VM) error {
return pushContextScriptHash(v, 0)
}
// engineGetCallingScriptHash returns calling script hash.
func (ic *interopContext) engineGetCallingScriptHash(v *vm.VM) error {
func engineGetCallingScriptHash(ic *interop.Context, v *vm.VM) error {
return pushContextScriptHash(v, 1)
}
// engineGetEntryScriptHash returns entry script hash.
func (ic *interopContext) engineGetEntryScriptHash(v *vm.VM) error {
func engineGetEntryScriptHash(ic *interop.Context, v *vm.VM) error {
return pushContextScriptHash(v, v.Istack().Len()-1)
}
// runtimePlatform returns the name of the platform.
func (ic *interopContext) runtimePlatform(v *vm.VM) error {
func runtimePlatform(ic *interop.Context, v *vm.VM) error {
v.Estack().PushVal([]byte("NEO"))
return nil
}
// runtimeGetTrigger returns the script trigger.
func (ic *interopContext) runtimeGetTrigger(v *vm.VM) error {
v.Estack().PushVal(byte(ic.trigger))
func runtimeGetTrigger(ic *interop.Context, v *vm.VM) error {
v.Estack().PushVal(byte(ic.Trigger))
return nil
}
// checkHashedWitness checks given hash against current list of script hashes
// for verifying in the interop context.
func (ic *interopContext) checkHashedWitness(hash util.Uint160) (bool, error) {
hashes, err := ic.bc.GetScriptHashesForVerifying(ic.tx)
func checkHashedWitness(ic *interop.Context, hash util.Uint160) (bool, error) {
hashes, err := ic.Chain.GetScriptHashesForVerifying(ic.Tx)
if err != nil {
return false, gherr.Wrap(err, "failed to get script hashes")
}
@ -310,12 +312,12 @@ func (ic *interopContext) checkHashedWitness(hash util.Uint160) (bool, error) {
// checkKeyedWitness checks hash of signature check contract with a given public
// key against current list of script hashes for verifying in the interop context.
func (ic *interopContext) checkKeyedWitness(key *keys.PublicKey) (bool, error) {
return ic.checkHashedWitness(key.GetScriptHash())
func checkKeyedWitness(ic *interop.Context, key *keys.PublicKey) (bool, error) {
return checkHashedWitness(ic, key.GetScriptHash())
}
// runtimeCheckWitness checks witnesses.
func (ic *interopContext) runtimeCheckWitness(v *vm.VM) error {
func runtimeCheckWitness(ic *interop.Context, v *vm.VM) error {
var res bool
var err error
@ -327,9 +329,9 @@ func (ic *interopContext) runtimeCheckWitness(v *vm.VM) error {
if err != nil {
return errors.New("parameter given is neither a key nor a hash")
}
res, err = ic.checkKeyedWitness(key)
res, err = checkKeyedWitness(ic, key)
} else {
res, err = ic.checkHashedWitness(hash)
res, err = checkHashedWitness(ic, hash)
}
if err != nil {
return gherr.Wrap(err, "failed to check")
@ -340,7 +342,7 @@ func (ic *interopContext) runtimeCheckWitness(v *vm.VM) error {
// runtimeNotify should pass stack item to the notify plugin to handle it, but
// in neo-go the only meaningful thing to do here is to log.
func (ic *interopContext) runtimeNotify(v *vm.VM) error {
func runtimeNotify(ic *interop.Context, v *vm.VM) error {
// It can be just about anything.
e := v.Estack().Pop()
item := e.Item()
@ -354,49 +356,38 @@ func (ic *interopContext) runtimeNotify(v *vm.VM) error {
item = vm.NewByteArrayItem([]byte(fmt.Sprintf("bad notification: %v", err)))
}
ne := state.NotificationEvent{ScriptHash: getContextScriptHash(v, 0), Item: item}
ic.notifications = append(ic.notifications, ne)
ic.Notifications = append(ic.Notifications, ne)
return nil
}
// runtimeLog logs the message passed.
func (ic *interopContext) runtimeLog(v *vm.VM) error {
func runtimeLog(ic *interop.Context, v *vm.VM) error {
msg := fmt.Sprintf("%q", v.Estack().Pop().Bytes())
ic.log.Info("runtime log",
ic.Log.Info("runtime log",
zap.Stringer("script", getContextScriptHash(v, 0)),
zap.String("logs", msg))
return nil
}
// runtimeGetTime returns timestamp of the block being verified, or the latest
// one in the blockchain if no block is given to interopContext.
func (ic *interopContext) runtimeGetTime(v *vm.VM) error {
// one in the blockchain if no block is given to Context.
func runtimeGetTime(ic *interop.Context, v *vm.VM) error {
var header *block.Header
if ic.block == nil {
if ic.Block == nil {
var err error
header, err = ic.bc.GetHeader(ic.bc.CurrentBlockHash())
header, err = ic.Chain.GetHeader(ic.Chain.CurrentBlockHash())
if err != nil {
return err
}
} else {
header = ic.block.Header()
header = ic.Block.Header()
}
v.Estack().PushVal(header.Timestamp)
return nil
}
/*
// runtimeSerialize serializes given stack item.
func (ic *interopContext) runtimeSerialize(v *vm.VM) error {
panic("TODO")
}
// runtimeDeserialize deserializes given stack item.
func (ic *interopContext) runtimeDeserialize(v *vm.VM) error {
panic("TODO")
}
*/
func (ic *interopContext) checkStorageContext(stc *StorageContext) error {
contract, err := ic.dao.GetContractState(stc.ScriptHash)
func checkStorageContext(ic *interop.Context, stc *StorageContext) error {
contract, err := ic.DAO.GetContractState(stc.ScriptHash)
if err != nil {
return errors.New("no contract found")
}
@ -407,8 +398,8 @@ func (ic *interopContext) checkStorageContext(stc *StorageContext) error {
}
// storageDelete deletes stored key-value pair.
func (ic *interopContext) storageDelete(v *vm.VM) error {
if ic.trigger != trigger.Application && ic.trigger != trigger.ApplicationR {
func storageDelete(ic *interop.Context, v *vm.VM) error {
if ic.Trigger != trigger.Application && ic.Trigger != trigger.ApplicationR {
return errors.New("can't delete when the trigger is not application")
}
stcInterface := v.Estack().Pop().Value()
@ -419,31 +410,31 @@ func (ic *interopContext) storageDelete(v *vm.VM) error {
if stc.ReadOnly {
return errors.New("StorageContext is read only")
}
err := ic.checkStorageContext(stc)
err := checkStorageContext(ic, stc)
if err != nil {
return err
}
key := v.Estack().Pop().Bytes()
si := ic.dao.GetStorageItem(stc.ScriptHash, key)
si := ic.DAO.GetStorageItem(stc.ScriptHash, key)
if si != nil && si.IsConst {
return errors.New("storage item is constant")
}
return ic.dao.DeleteStorageItem(stc.ScriptHash, key)
return ic.DAO.DeleteStorageItem(stc.ScriptHash, key)
}
// storageGet returns stored key-value pair.
func (ic *interopContext) storageGet(v *vm.VM) error {
func storageGet(ic *interop.Context, v *vm.VM) error {
stcInterface := v.Estack().Pop().Value()
stc, ok := stcInterface.(*StorageContext)
if !ok {
return fmt.Errorf("%T is not a StorageContext", stcInterface)
}
err := ic.checkStorageContext(stc)
err := checkStorageContext(ic, stc)
if err != nil {
return err
}
key := v.Estack().Pop().Bytes()
si := ic.dao.GetStorageItem(stc.ScriptHash, key)
si := ic.DAO.GetStorageItem(stc.ScriptHash, key)
if si != nil && si.Value != nil {
v.Estack().PushVal(si.Value)
} else {
@ -453,7 +444,7 @@ func (ic *interopContext) storageGet(v *vm.VM) error {
}
// storageGetContext returns storage context (scripthash).
func (ic *interopContext) storageGetContext(v *vm.VM) error {
func storageGetContext(ic *interop.Context, v *vm.VM) error {
sc := &StorageContext{
ScriptHash: getContextScriptHash(v, 0),
ReadOnly: false,
@ -463,7 +454,7 @@ func (ic *interopContext) storageGetContext(v *vm.VM) error {
}
// storageGetReadOnlyContext returns read-only context (scripthash).
func (ic *interopContext) storageGetReadOnlyContext(v *vm.VM) error {
func storageGetReadOnlyContext(ic *interop.Context, v *vm.VM) error {
sc := &StorageContext{
ScriptHash: getContextScriptHash(v, 0),
ReadOnly: true,
@ -472,8 +463,8 @@ func (ic *interopContext) storageGetReadOnlyContext(v *vm.VM) error {
return nil
}
func (ic *interopContext) putWithContextAndFlags(stc *StorageContext, key []byte, value []byte, isConst bool) error {
if ic.trigger != trigger.Application && ic.trigger != trigger.ApplicationR {
func putWithContextAndFlags(ic *interop.Context, stc *StorageContext, key []byte, value []byte, isConst bool) error {
if ic.Trigger != trigger.Application && ic.Trigger != trigger.ApplicationR {
return errors.New("can't delete when the trigger is not application")
}
if len(key) > MaxStorageKeyLen {
@ -482,11 +473,11 @@ func (ic *interopContext) putWithContextAndFlags(stc *StorageContext, key []byte
if stc.ReadOnly {
return errors.New("StorageContext is read only")
}
err := ic.checkStorageContext(stc)
err := checkStorageContext(ic, stc)
if err != nil {
return err
}
si := ic.dao.GetStorageItem(stc.ScriptHash, key)
si := ic.DAO.GetStorageItem(stc.ScriptHash, key)
if si == nil {
si = &state.StorageItem{}
}
@ -495,11 +486,11 @@ func (ic *interopContext) putWithContextAndFlags(stc *StorageContext, key []byte
}
si.Value = value
si.IsConst = isConst
return ic.dao.PutStorageItem(stc.ScriptHash, key, si)
return ic.DAO.PutStorageItem(stc.ScriptHash, key, si)
}
// storagePutInternal is a unified implementation of storagePut and storagePutEx.
func (ic *interopContext) storagePutInternal(v *vm.VM, getFlag bool) error {
func storagePutInternal(ic *interop.Context, v *vm.VM, getFlag bool) error {
stcInterface := v.Estack().Pop().Value()
stc, ok := stcInterface.(*StorageContext)
if !ok {
@ -511,21 +502,21 @@ func (ic *interopContext) storagePutInternal(v *vm.VM, getFlag bool) error {
if getFlag {
flag = int(v.Estack().Pop().BigInt().Int64())
}
return ic.putWithContextAndFlags(stc, key, value, flag == 1)
return putWithContextAndFlags(ic, stc, key, value, flag == 1)
}
// storagePut puts key-value pair into the storage.
func (ic *interopContext) storagePut(v *vm.VM) error {
return ic.storagePutInternal(v, false)
func storagePut(ic *interop.Context, v *vm.VM) error {
return storagePutInternal(ic, v, false)
}
// storagePutEx puts key-value pair with given flags into the storage.
func (ic *interopContext) storagePutEx(v *vm.VM) error {
return ic.storagePutInternal(v, true)
func storagePutEx(ic *interop.Context, v *vm.VM) error {
return storagePutInternal(ic, v, true)
}
// storageContextAsReadOnly sets given context to read-only mode.
func (ic *interopContext) storageContextAsReadOnly(v *vm.VM) error {
func storageContextAsReadOnly(ic *interop.Context, v *vm.VM) error {
stcInterface := v.Estack().Pop().Value()
stc, ok := stcInterface.(*StorageContext)
if !ok {
@ -543,39 +534,39 @@ func (ic *interopContext) storageContextAsReadOnly(v *vm.VM) error {
}
// contractDestroy destroys a contract.
func (ic *interopContext) contractDestroy(v *vm.VM) error {
if ic.trigger != trigger.Application {
func contractDestroy(ic *interop.Context, v *vm.VM) error {
if ic.Trigger != trigger.Application {
return errors.New("can't destroy contract when not triggered by application")
}
hash := getContextScriptHash(v, 0)
cs, err := ic.dao.GetContractState(hash)
cs, err := ic.DAO.GetContractState(hash)
if err != nil {
return nil
}
err = ic.dao.DeleteContractState(hash)
err = ic.DAO.DeleteContractState(hash)
if err != nil {
return err
}
if cs.HasStorage() {
siMap, err := ic.dao.GetStorageItems(hash)
siMap, err := ic.DAO.GetStorageItems(hash)
if err != nil {
return err
}
for k := range siMap {
_ = ic.dao.DeleteStorageItem(hash, []byte(k))
_ = ic.DAO.DeleteStorageItem(hash, []byte(k))
}
}
return nil
}
// contractGetStorageContext retrieves StorageContext of a contract.
func (ic *interopContext) contractGetStorageContext(v *vm.VM) error {
func contractGetStorageContext(ic *interop.Context, v *vm.VM) error {
csInterface := v.Estack().Pop().Value()
cs, ok := csInterface.(*state.Contract)
if !ok {
return fmt.Errorf("%T is not a contract state", cs)
}
contractState, err := ic.dao.GetContractState(cs.ScriptHash())
contractState, err := ic.DAO.GetContractState(cs.ScriptHash())
if contractState == nil || err != nil {
return fmt.Errorf("contract was not created in this transaction")
}

426
pkg/core/interops.go
View file

@ -10,274 +10,246 @@ package core
import (
"sort"
"github.com/nspcc-dev/neo-go/pkg/core/block"
"github.com/nspcc-dev/neo-go/pkg/core/dao"
"github.com/nspcc-dev/neo-go/pkg/core/state"
"github.com/nspcc-dev/neo-go/pkg/core/transaction"
"github.com/nspcc-dev/neo-go/pkg/core/interop"
"github.com/nspcc-dev/neo-go/pkg/core/interop/enumerator"
"github.com/nspcc-dev/neo-go/pkg/core/interop/iterator"
"github.com/nspcc-dev/neo-go/pkg/smartcontract"
"github.com/nspcc-dev/neo-go/pkg/smartcontract/trigger"
"github.com/nspcc-dev/neo-go/pkg/util"
"github.com/nspcc-dev/neo-go/pkg/vm"
"go.uber.org/zap"
)
type interopContext struct {
bc Blockchainer
trigger trigger.Type
block *block.Block
tx *transaction.Transaction
dao *dao.Cached
notifications []state.NotificationEvent
log *zap.Logger
}
func newInteropContext(trigger trigger.Type, bc Blockchainer, d dao.DAO, block *block.Block, tx *transaction.Transaction, log *zap.Logger) *interopContext {
dao := dao.NewCached(d)
nes := make([]state.NotificationEvent, 0)
return &interopContext{bc, trigger, block, tx, dao, nes, log}
}
// SpawnVM returns a VM with script getter and interop functions set
// up for current blockchain.
func (ic *interopContext) SpawnVM() *vm.VM {
func SpawnVM(ic *interop.Context) *vm.VM {
vm := vm.New()
vm.SetScriptGetter(func(hash util.Uint160) ([]byte, bool) {
cs, err := ic.dao.GetContractState(hash)
cs, err := ic.DAO.GetContractState(hash)
if err != nil {
return nil, false
}
hasDynamicInvoke := (cs.Properties & smartcontract.HasDynamicInvoke) != 0
return cs.Script, hasDynamicInvoke
})
vm.RegisterInteropGetter(ic.getSystemInterop)
vm.RegisterInteropGetter(ic.getNeoInterop)
vm.RegisterInteropGetter(getSystemInterop(ic))
vm.RegisterInteropGetter(getNeoInterop(ic))
return vm
}
// interopedFunction binds function name, id with the function itself and price,
// it's supposed to be inited once for all interopContexts, so it doesn't use
// vm.InteropFuncPrice directly.
type interopedFunction struct {
ID uint32
Name string
Func func(*interopContext, *vm.VM) error
Price int
}
// getSystemInterop returns matching interop function from the System namespace
// for a given id in the current context.
func (ic *interopContext) getSystemInterop(id uint32) *vm.InteropFuncPrice {
return ic.getInteropFromSlice(id, systemInterops)
func getSystemInterop(ic *interop.Context) vm.InteropGetterFunc {
return getInteropFromSlice(ic, systemInterops)
}
// getNeoInterop returns matching interop function from the Neo and AntShares
// namespaces for a given id in the current context.
func (ic *interopContext) getNeoInterop(id uint32) *vm.InteropFuncPrice {
return ic.getInteropFromSlice(id, neoInterops)
func getNeoInterop(ic *interop.Context) vm.InteropGetterFunc {
return getInteropFromSlice(ic, neoInterops)
}
// getInteropFromSlice returns matching interop function from the given slice of
// interop functions in the current context.
func (ic *interopContext) getInteropFromSlice(id uint32, slice []interopedFunction) *vm.InteropFuncPrice {
n := sort.Search(len(slice), func(i int) bool {
return slice[i].ID >= id
})
if n < len(slice) && slice[n].ID == id {
// Currying, yay!
return &vm.InteropFuncPrice{Func: func(v *vm.VM) error {
return slice[n].Func(ic, v)
}, Price: slice[n].Price}
func getInteropFromSlice(ic *interop.Context, slice []interop.Function) func(uint32) *vm.InteropFuncPrice {
return func(id uint32) *vm.InteropFuncPrice {
n := sort.Search(len(slice), func(i int) bool {
return slice[i].ID >= id
})
if n < len(slice) && slice[n].ID == id {
return &vm.InteropFuncPrice{Func: func(v *vm.VM) error {
return slice[n].Func(ic, v)
}, Price: slice[n].Price}
}
return nil
}
return nil
}
// All lists are sorted, keep 'em this way, please.
var systemInterops = []interopedFunction{
{Name: "System.Block.GetTransaction", Func: (*interopContext).blockGetTransaction, Price: 1},
{Name: "System.Block.GetTransactionCount", Func: (*interopContext).blockGetTransactionCount, Price: 1},
{Name: "System.Block.GetTransactions", Func: (*interopContext).blockGetTransactions, Price: 1},
{Name: "System.Blockchain.GetBlock", Func: (*interopContext).bcGetBlock, Price: 200},
{Name: "System.Blockchain.GetContract", Func: (*interopContext).bcGetContract, Price: 100},
{Name: "System.Blockchain.GetHeader", Func: (*interopContext).bcGetHeader, Price: 100},
{Name: "System.Blockchain.GetHeight", Func: (*interopContext).bcGetHeight, Price: 1},
{Name: "System.Blockchain.GetTransaction", Func: (*interopContext).bcGetTransaction, Price: 200},
{Name: "System.Blockchain.GetTransactionHeight", Func: (*interopContext).bcGetTransactionHeight, Price: 100},
{Name: "System.Contract.Destroy", Func: (*interopContext).contractDestroy, Price: 1},
{Name: "System.Contract.GetStorageContext", Func: (*interopContext).contractGetStorageContext, Price: 1},
{Name: "System.ExecutionEngine.GetCallingScriptHash", Func: (*interopContext).engineGetCallingScriptHash, Price: 1},
{Name: "System.ExecutionEngine.GetEntryScriptHash", Func: (*interopContext).engineGetEntryScriptHash, Price: 1},
{Name: "System.ExecutionEngine.GetExecutingScriptHash", Func: (*interopContext).engineGetExecutingScriptHash, Price: 1},
{Name: "System.ExecutionEngine.GetScriptContainer", Func: (*interopContext).engineGetScriptContainer, Price: 1},
{Name: "System.Header.GetHash", Func: (*interopContext).headerGetHash, Price: 1},
{Name: "System.Header.GetIndex", Func: (*interopContext).headerGetIndex, Price: 1},
{Name: "System.Header.GetPrevHash", Func: (*interopContext).headerGetPrevHash, Price: 1},
{Name: "System.Header.GetTimestamp", Func: (*interopContext).headerGetTimestamp, Price: 1},
{Name: "System.Runtime.CheckWitness", Func: (*interopContext).runtimeCheckWitness, Price: 200},
{Name: "System.Runtime.Deserialize", Func: (*interopContext).runtimeDeserialize, Price: 1},
{Name: "System.Runtime.GetTime", Func: (*interopContext).runtimeGetTime, Price: 1},
{Name: "System.Runtime.GetTrigger", Func: (*interopContext).runtimeGetTrigger, Price: 1},
{Name: "System.Runtime.Log", Func: (*interopContext).runtimeLog, Price: 1},
{Name: "System.Runtime.Notify", Func: (*interopContext).runtimeNotify, Price: 1},
{Name: "System.Runtime.Platform", Func: (*interopContext).runtimePlatform, Price: 1},
{Name: "System.Runtime.Serialize", Func: (*interopContext).runtimeSerialize, Price: 1},
{Name: "System.Storage.Delete", Func: (*interopContext).storageDelete, Price: 100},
{Name: "System.Storage.Get", Func: (*interopContext).storageGet, Price: 100},
{Name: "System.Storage.GetContext", Func: (*interopContext).storageGetContext, Price: 1},
{Name: "System.Storage.GetReadOnlyContext", Func: (*interopContext).storageGetReadOnlyContext, Price: 1},
{Name: "System.Storage.Put", Func: (*interopContext).storagePut, Price: 0}, // These don't have static price in C# code.
{Name: "System.Storage.PutEx", Func: (*interopContext).storagePutEx, Price: 0},
{Name: "System.StorageContext.AsReadOnly", Func: (*interopContext).storageContextAsReadOnly, Price: 1},
{Name: "System.Transaction.GetHash", Func: (*interopContext).txGetHash, Price: 1},
var systemInterops = []interop.Function{
{Name: "System.Block.GetTransaction", Func: blockGetTransaction, Price: 1},
{Name: "System.Block.GetTransactionCount", Func: blockGetTransactionCount, Price: 1},
{Name: "System.Block.GetTransactions", Func: blockGetTransactions, Price: 1},
{Name: "System.Blockchain.GetBlock", Func: bcGetBlock, Price: 200},
{Name: "System.Blockchain.GetContract", Func: bcGetContract, Price: 100},
{Name: "System.Blockchain.GetHeader", Func: bcGetHeader, Price: 100},
{Name: "System.Blockchain.GetHeight", Func: bcGetHeight, Price: 1},
{Name: "System.Blockchain.GetTransaction", Func: bcGetTransaction, Price: 200},
{Name: "System.Blockchain.GetTransactionHeight", Func: bcGetTransactionHeight, Price: 100},
{Name: "System.Contract.Destroy", Func: contractDestroy, Price: 1},
{Name: "System.Contract.GetStorageContext", Func: contractGetStorageContext, Price: 1},
{Name: "System.ExecutionEngine.GetCallingScriptHash", Func: engineGetCallingScriptHash, Price: 1},
{Name: "System.ExecutionEngine.GetEntryScriptHash", Func: engineGetEntryScriptHash, Price: 1},
{Name: "System.ExecutionEngine.GetExecutingScriptHash", Func: engineGetExecutingScriptHash, Price: 1},
{Name: "System.ExecutionEngine.GetScriptContainer", Func: engineGetScriptContainer, Price: 1},
{Name: "System.Header.GetHash", Func: headerGetHash, Price: 1},
{Name: "System.Header.GetIndex", Func: headerGetIndex, Price: 1},
{Name: "System.Header.GetPrevHash", Func: headerGetPrevHash, Price: 1},
{Name: "System.Header.GetTimestamp", Func: headerGetTimestamp, Price: 1},
{Name: "System.Runtime.CheckWitness", Func: runtimeCheckWitness, Price: 200},
{Name: "System.Runtime.Deserialize", Func: runtimeDeserialize, Price: 1},
{Name: "System.Runtime.GetTime", Func: runtimeGetTime, Price: 1},
{Name: "System.Runtime.GetTrigger", Func: runtimeGetTrigger, Price: 1},
{Name: "System.Runtime.Log", Func: runtimeLog, Price: 1},
{Name: "System.Runtime.Notify", Func: runtimeNotify, Price: 1},
{Name: "System.Runtime.Platform", Func: runtimePlatform, Price: 1},
{Name: "System.Runtime.Serialize", Func: runtimeSerialize, Price: 1},
{Name: "System.Storage.Delete", Func: storageDelete, Price: 100},
{Name: "System.Storage.Get", Func: storageGet, Price: 100},
{Name: "System.Storage.GetContext", Func: storageGetContext, Price: 1},
{Name: "System.Storage.GetReadOnlyContext", Func: storageGetReadOnlyContext, Price: 1},
{Name: "System.Storage.Put", Func: storagePut, Price: 0}, // These don't have static price in C# code.
{Name: "System.Storage.PutEx", Func: storagePutEx, Price: 0},
{Name: "System.StorageContext.AsReadOnly", Func: storageContextAsReadOnly, Price: 1},
{Name: "System.Transaction.GetHash", Func: txGetHash, Price: 1},
}
var neoInterops = []interopedFunction{
{Name: "Neo.Account.GetBalance", Func: (*interopContext).accountGetBalance, Price: 1},
{Name: "Neo.Account.GetScriptHash", Func: (*interopContext).accountGetScriptHash, Price: 1},
{Name: "Neo.Account.GetVotes", Func: (*interopContext).accountGetVotes, Price: 1},
{Name: "Neo.Account.IsStandard", Func: (*interopContext).accountIsStandard, Price: 100},
{Name: "Neo.Asset.Create", Func: (*interopContext).assetCreate, Price: 0},
{Name: "Neo.Asset.GetAdmin", Func: (*interopContext).assetGetAdmin, Price: 1},
{Name: "Neo.Asset.GetAmount", Func: (*interopContext).assetGetAmount, Price: 1},
{Name: "Neo.Asset.GetAssetId", Func: (*interopContext).assetGetAssetID, Price: 1},
{Name: "Neo.Asset.GetAssetType", Func: (*interopContext).assetGetAssetType, Price: 1},
{Name: "Neo.Asset.GetAvailable", Func: (*interopContext).assetGetAvailable, Price: 1},
{Name: "Neo.Asset.GetIssuer", Func: (*interopContext).assetGetIssuer, Price: 1},
{Name: "Neo.Asset.GetOwner", Func: (*interopContext).assetGetOwner, Price: 1},
{Name: "Neo.Asset.GetPrecision", Func: (*interopContext).assetGetPrecision, Price: 1},
{Name: "Neo.Asset.Renew", Func: (*interopContext).assetRenew, Price: 0},
{Name: "Neo.Attribute.GetData", Func: (*interopContext).attrGetData, Price: 1},
{Name: "Neo.Attribute.GetUsage", Func: (*interopContext).attrGetUsage, Price: 1},
{Name: "Neo.Block.GetTransaction", Func: (*interopContext).blockGetTransaction, Price: 1},
{Name: "Neo.Block.GetTransactionCount", Func: (*interopContext).blockGetTransactionCount, Price: 1},
{Name: "Neo.Block.GetTransactions", Func: (*interopContext).blockGetTransactions, Price: 1},
{Name: "Neo.Blockchain.GetAccount", Func: (*interopContext).bcGetAccount, Price: 100},
{Name: "Neo.Blockchain.GetAsset", Func: (*interopContext).bcGetAsset, Price: 100},
{Name: "Neo.Blockchain.GetBlock", Func: (*interopContext).bcGetBlock, Price: 200},
{Name: "Neo.Blockchain.GetContract", Func: (*interopContext).bcGetContract, Price: 100},
{Name: "Neo.Blockchain.GetHeader", Func: (*interopContext).bcGetHeader, Price: 100},
{Name: "Neo.Blockchain.GetHeight", Func: (*interopContext).bcGetHeight, Price: 1},
{Name: "Neo.Blockchain.GetTransaction", Func: (*interopContext).bcGetTransaction, Price: 100},
{Name: "Neo.Blockchain.GetTransactionHeight", Func: (*interopContext).bcGetTransactionHeight, Price: 100},
{Name: "Neo.Blockchain.GetValidators", Func: (*interopContext).bcGetValidators, Price: 200},
{Name: "Neo.Contract.Create", Func: (*interopContext).contractCreate, Price: 0},
{Name: "Neo.Contract.Destroy", Func: (*interopContext).contractDestroy, Price: 1},
{Name: "Neo.Contract.GetScript", Func: (*interopContext).contractGetScript, Price: 1},
{Name: "Neo.Contract.GetStorageContext", Func: (*interopContext).contractGetStorageContext, Price: 1},
{Name: "Neo.Contract.IsPayable", Func: (*interopContext).contractIsPayable, Price: 1},
{Name: "Neo.Contract.Migrate", Func: (*interopContext).contractMigrate, Price: 0},
{Name: "Neo.Enumerator.Concat", Func: (*interopContext).enumeratorConcat, Price: 1},
{Name: "Neo.Enumerator.Create", Func: (*interopContext).enumeratorCreate, Price: 1},
{Name: "Neo.Enumerator.Next", Func: (*interopContext).enumeratorNext, Price: 1},
{Name: "Neo.Enumerator.Value", Func: (*interopContext).enumeratorValue, Price: 1},
{Name: "Neo.Header.GetConsensusData", Func: (*interopContext).headerGetConsensusData, Price: 1},
{Name: "Neo.Header.GetHash", Func: (*interopContext).headerGetHash, Price: 1},
{Name: "Neo.Header.GetIndex", Func: (*interopContext).headerGetIndex, Price: 1},
{Name: "Neo.Header.GetMerkleRoot", Func: (*interopContext).headerGetMerkleRoot, Price: 1},
{Name: "Neo.Header.GetNextConsensus", Func: (*interopContext).headerGetNextConsensus, Price: 1},
{Name: "Neo.Header.GetPrevHash", Func: (*interopContext).headerGetPrevHash, Price: 1},
{Name: "Neo.Header.GetTimestamp", Func: (*interopContext).headerGetTimestamp, Price: 1},
{Name: "Neo.Header.GetVersion", Func: (*interopContext).headerGetVersion, Price: 1},
{Name: "Neo.Input.GetHash", Func: (*interopContext).inputGetHash, Price: 1},
{Name: "Neo.Input.GetIndex", Func: (*interopContext).inputGetIndex, Price: 1},
{Name: "Neo.InvocationTransaction.GetScript", Func: (*interopContext).invocationTxGetScript, Price: 1},
{Name: "Neo.Iterator.Concat", Func: (*interopContext).iteratorConcat, Price: 1},
{Name: "Neo.Iterator.Create", Func: (*interopContext).iteratorCreate, Price: 1},
{Name: "Neo.Iterator.Key", Func: (*interopContext).iteratorKey, Price: 1},
{Name: "Neo.Iterator.Keys", Func: (*interopContext).iteratorKeys, Price: 1},
{Name: "Neo.Iterator.Values", Func: (*interopContext).iteratorValues, Price: 1},
{Name: "Neo.Output.GetAssetId", Func: (*interopContext).outputGetAssetID, Price: 1},
{Name: "Neo.Output.GetScriptHash", Func: (*interopContext).outputGetScriptHash, Price: 1},
{Name: "Neo.Output.GetValue", Func: (*interopContext).outputGetValue, Price: 1},
{Name: "Neo.Runtime.CheckWitness", Func: (*interopContext).runtimeCheckWitness, Price: 200},
{Name: "Neo.Runtime.Deserialize", Func: (*interopContext).runtimeDeserialize, Price: 1},
{Name: "Neo.Runtime.GetTime", Func: (*interopContext).runtimeGetTime, Price: 1},
{Name: "Neo.Runtime.GetTrigger", Func: (*interopContext).runtimeGetTrigger, Price: 1},
{Name: "Neo.Runtime.Log", Func: (*interopContext).runtimeLog, Price: 1},
{Name: "Neo.Runtime.Notify", Func: (*interopContext).runtimeNotify, Price: 1},
{Name: "Neo.Runtime.Serialize", Func: (*interopContext).runtimeSerialize, Price: 1},
{Name: "Neo.Storage.Delete", Func: (*interopContext).storageDelete, Price: 100},
{Name: "Neo.Storage.Find", Func: (*interopContext).storageFind, Price: 1},
{Name: "Neo.Storage.Get", Func: (*interopContext).storageGet, Price: 100},
{Name: "Neo.Storage.GetContext", Func: (*interopContext).storageGetContext, Price: 1},
{Name: "Neo.Storage.GetReadOnlyContext", Func: (*interopContext).storageGetReadOnlyContext, Price: 1},
{Name: "Neo.Storage.Put", Func: (*interopContext).storagePut, Price: 0},
{Name: "Neo.StorageContext.AsReadOnly", Func: (*interopContext).storageContextAsReadOnly, Price: 1},
{Name: "Neo.Transaction.GetAttributes", Func: (*interopContext).txGetAttributes, Price: 1},
{Name: "Neo.Transaction.GetHash", Func: (*interopContext).txGetHash, Price: 1},
{Name: "Neo.Transaction.GetInputs", Func: (*interopContext).txGetInputs, Price: 1},
{Name: "Neo.Transaction.GetOutputs", Func: (*interopContext).txGetOutputs, Price: 1},
{Name: "Neo.Transaction.GetReferences", Func: (*interopContext).txGetReferences, Price: 200},
{Name: "Neo.Transaction.GetType", Func: (*interopContext).txGetType, Price: 1},
{Name: "Neo.Transaction.GetUnspentCoins", Func: (*interopContext).txGetUnspentCoins, Price: 200},
{Name: "Neo.Transaction.GetWitnesses", Func: (*interopContext).txGetWitnesses, Price: 200},
{Name: "Neo.Witness.GetVerificationScript", Func: (*interopContext).witnessGetVerificationScript, Price: 100},
var neoInterops = []interop.Function{
{Name: "Neo.Account.GetBalance", Func: accountGetBalance, Price: 1},
{Name: "Neo.Account.GetScriptHash", Func: accountGetScriptHash, Price: 1},
{Name: "Neo.Account.GetVotes", Func: accountGetVotes, Price: 1},
{Name: "Neo.Account.IsStandard", Func: accountIsStandard, Price: 100},
{Name: "Neo.Asset.Create", Func: assetCreate, Price: 0},
{Name: "Neo.Asset.GetAdmin", Func: assetGetAdmin, Price: 1},
{Name: "Neo.Asset.GetAmount", Func: assetGetAmount, Price: 1},
{Name: "Neo.Asset.GetAssetId", Func: assetGetAssetID, Price: 1},
{Name: "Neo.Asset.GetAssetType", Func: assetGetAssetType, Price: 1},
{Name: "Neo.Asset.GetAvailable", Func: assetGetAvailable, Price: 1},
{Name: "Neo.Asset.GetIssuer", Func: assetGetIssuer, Price: 1},
{Name: "Neo.Asset.GetOwner", Func: assetGetOwner, Price: 1},
{Name: "Neo.Asset.GetPrecision", Func: assetGetPrecision, Price: 1},
{Name: "Neo.Asset.Renew", Func: assetRenew, Price: 0},
{Name: "Neo.Attribute.GetData", Func: attrGetData, Price: 1},
{Name: "Neo.Attribute.GetUsage", Func: attrGetUsage, Price: 1},
{Name: "Neo.Block.GetTransaction", Func: blockGetTransaction, Price: 1},
{Name: "Neo.Block.GetTransactionCount", Func: blockGetTransactionCount, Price: 1},
{Name: "Neo.Block.GetTransactions", Func: blockGetTransactions, Price: 1},
{Name: "Neo.Blockchain.GetAccount", Func: bcGetAccount, Price: 100},
{Name: "Neo.Blockchain.GetAsset", Func: bcGetAsset, Price: 100},
{Name: "Neo.Blockchain.GetBlock", Func: bcGetBlock, Price: 200},
{Name: "Neo.Blockchain.GetContract", Func: bcGetContract, Price: 100},
{Name: "Neo.Blockchain.GetHeader", Func: bcGetHeader, Price: 100},
{Name: "Neo.Blockchain.GetHeight", Func: bcGetHeight, Price: 1},
{Name: "Neo.Blockchain.GetTransaction", Func: bcGetTransaction, Price: 100},
{Name: "Neo.Blockchain.GetTransactionHeight", Func: bcGetTransactionHeight, Price: 100},
{Name: "Neo.Blockchain.GetValidators", Func: bcGetValidators, Price: 200},
{Name: "Neo.Contract.Create", Func: contractCreate, Price: 0},
{Name: "Neo.Contract.Destroy", Func: contractDestroy, Price: 1},
{Name: "Neo.Contract.GetScript", Func: contractGetScript, Price: 1},
{Name: "Neo.Contract.GetStorageContext", Func: contractGetStorageContext, Price: 1},
{Name: "Neo.Contract.IsPayable", Func: contractIsPayable, Price: 1},
{Name: "Neo.Contract.Migrate", Func: contractMigrate, Price: 0},
{Name: "Neo.Enumerator.Concat", Func: enumerator.Concat, Price: 1},
{Name: "Neo.Enumerator.Create", Func: enumerator.Create, Price: 1},
{Name: "Neo.Enumerator.Next", Func: enumerator.Next, Price: 1},
{Name: "Neo.Enumerator.Value", Func: enumerator.Value, Price: 1},
{Name: "Neo.Header.GetConsensusData", Func: headerGetConsensusData, Price: 1},
{Name: "Neo.Header.GetHash", Func: headerGetHash, Price: 1},
{Name: "Neo.Header.GetIndex", Func: headerGetIndex, Price: 1},
{Name: "Neo.Header.GetMerkleRoot", Func: headerGetMerkleRoot, Price: 1},
{Name: "Neo.Header.GetNextConsensus", Func: headerGetNextConsensus, Price: 1},
{Name: "Neo.Header.GetPrevHash", Func: headerGetPrevHash, Price: 1},
{Name: "Neo.Header.GetTimestamp", Func: headerGetTimestamp, Price: 1},
{Name: "Neo.Header.GetVersion", Func: headerGetVersion, Price: 1},
{Name: "Neo.Input.GetHash", Func: inputGetHash, Price: 1},
{Name: "Neo.Input.GetIndex", Func: inputGetIndex, Price: 1},
{Name: "Neo.InvocationTransaction.GetScript", Func: invocationTxGetScript, Price: 1},
{Name: "Neo.Iterator.Concat", Func: iterator.Concat, Price: 1},
{Name: "Neo.Iterator.Create", Func: iterator.Create, Price: 1},
{Name: "Neo.Iterator.Key", Func: iterator.Key, Price: 1},
{Name: "Neo.Iterator.Keys", Func: iterator.Keys, Price: 1},
{Name: "Neo.Iterator.Values", Func: iterator.Values, Price: 1},
{Name: "Neo.Output.GetAssetId", Func: outputGetAssetID, Price: 1},
{Name: "Neo.Output.GetScriptHash", Func: outputGetScriptHash, Price: 1},
{Name: "Neo.Output.GetValue", Func: outputGetValue, Price: 1},
{Name: "Neo.Runtime.CheckWitness", Func: runtimeCheckWitness, Price: 200},
{Name: "Neo.Runtime.Deserialize", Func: runtimeDeserialize, Price: 1},
{Name: "Neo.Runtime.GetTime", Func: runtimeGetTime, Price: 1},
{Name: "Neo.Runtime.GetTrigger", Func: runtimeGetTrigger, Price: 1},
{Name: "Neo.Runtime.Log", Func: runtimeLog, Price: 1},
{Name: "Neo.Runtime.Notify", Func: runtimeNotify, Price: 1},
{Name: "Neo.Runtime.Serialize", Func: runtimeSerialize, Price: 1},
{Name: "Neo.Storage.Delete", Func: storageDelete, Price: 100},
{Name: "Neo.Storage.Find", Func: storageFind, Price: 1},
{Name: "Neo.Storage.Get", Func: storageGet, Price: 100},
{Name: "Neo.Storage.GetContext", Func: storageGetContext, Price: 1},
{Name: "Neo.Storage.GetReadOnlyContext", Func: storageGetReadOnlyContext, Price: 1},
{Name: "Neo.Storage.Put", Func: storagePut, Price: 0},
{Name: "Neo.StorageContext.AsReadOnly", Func: storageContextAsReadOnly, Price: 1},
{Name: "Neo.Transaction.GetAttributes", Func: txGetAttributes, Price: 1},
{Name: "Neo.Transaction.GetHash", Func: txGetHash, Price: 1},
{Name: "Neo.Transaction.GetInputs", Func: txGetInputs, Price: 1},
{Name: "Neo.Transaction.GetOutputs", Func: txGetOutputs, Price: 1},
{Name: "Neo.Transaction.GetReferences", Func: txGetReferences, Price: 200},
{Name: "Neo.Transaction.GetType", Func: txGetType, Price: 1},
{Name: "Neo.Transaction.GetUnspentCoins", Func: txGetUnspentCoins, Price: 200},
{Name: "Neo.Transaction.GetWitnesses", Func: txGetWitnesses, Price: 200},
{Name: "Neo.Witness.GetVerificationScript", Func: witnessGetVerificationScript, Price: 100},
// Aliases.
{Name: "Neo.Iterator.Next", Func: (*interopContext).enumeratorNext, Price: 1},
{Name: "Neo.Iterator.Value", Func: (*interopContext).enumeratorValue, Price: 1},
{Name: "Neo.Iterator.Next", Func: enumerator.Next, Price: 1},
{Name: "Neo.Iterator.Value", Func: enumerator.Value, Price: 1},
// Old compatibility APIs.
{Name: "AntShares.Account.GetBalance", Func: (*interopContext).accountGetBalance, Price: 1},
{Name: "AntShares.Account.GetScriptHash", Func: (*interopContext).accountGetScriptHash, Price: 1},
{Name: "AntShares.Account.GetVotes", Func: (*interopContext).accountGetVotes, Price: 1},
{Name: "AntShares.Asset.Create", Func: (*interopContext).assetCreate, Price: 0},
{Name: "AntShares.Asset.GetAdmin", Func: (*interopContext).assetGetAdmin, Price: 1},
{Name: "AntShares.Asset.GetAmount", Func: (*interopContext).assetGetAmount, Price: 1},
{Name: "AntShares.Asset.GetAssetId", Func: (*interopContext).assetGetAssetID, Price: 1},
{Name: "AntShares.Asset.GetAssetType", Func: (*interopContext).assetGetAssetType, Price: 1},
{Name: "AntShares.Asset.GetAvailable", Func: (*interopContext).assetGetAvailable, Price: 1},
{Name: "AntShares.Asset.GetIssuer", Func: (*interopContext).assetGetIssuer, Price: 1},
{Name: "AntShares.Asset.GetOwner", Func: (*interopContext).assetGetOwner, Price: 1},
{Name: "AntShares.Asset.GetPrecision", Func: (*interopContext).assetGetPrecision, Price: 1},
{Name: "AntShares.Asset.Renew", Func: (*interopContext).assetRenew, Price: 0},
{Name: "AntShares.Attribute.GetData", Func: (*interopContext).attrGetData, Price: 1},
{Name: "AntShares.Attribute.GetUsage", Func: (*interopContext).attrGetUsage, Price: 1},
{Name: "AntShares.Block.GetTransaction", Func: (*interopContext).blockGetTransaction, Price: 1},
{Name: "AntShares.Block.GetTransactionCount", Func: (*interopContext).blockGetTransactionCount, Price: 1},
{Name: "AntShares.Block.GetTransactions", Func: (*interopContext).blockGetTransactions, Price: 1},
{Name: "AntShares.Blockchain.GetAccount", Func: (*interopContext).bcGetAccount, Price: 100},
{Name: "AntShares.Blockchain.GetAsset", Func: (*interopContext).bcGetAsset, Price: 100},
{Name: "AntShares.Blockchain.GetBlock", Func: (*interopContext).bcGetBlock, Price: 200},
{Name: "AntShares.Blockchain.GetContract", Func: (*interopContext).bcGetContract, Price: 100},
{Name: "AntShares.Blockchain.GetHeader", Func: (*interopContext).bcGetHeader, Price: 100},
{Name: "AntShares.Blockchain.GetHeight", Func: (*interopContext).bcGetHeight, Price: 1},
{Name: "AntShares.Blockchain.GetTransaction", Func: (*interopContext).bcGetTransaction, Price: 100},
{Name: "AntShares.Blockchain.GetValidators", Func: (*interopContext).bcGetValidators, Price: 200},
{Name: "AntShares.Contract.Create", Func: (*interopContext).contractCreate, Price: 0},
{Name: "AntShares.Contract.Destroy", Func: (*interopContext).contractDestroy, Price: 1},
{Name: "AntShares.Contract.GetScript", Func: (*interopContext).contractGetScript, Price: 1},
{Name: "AntShares.Contract.GetStorageContext", Func: (*interopContext).contractGetStorageContext, Price: 1},
{Name: "AntShares.Contract.Migrate", Func: (*interopContext).contractMigrate, Price: 0},
{Name: "AntShares.Header.GetConsensusData", Func: (*interopContext).headerGetConsensusData, Price: 1},
{Name: "AntShares.Header.GetHash", Func: (*interopContext).headerGetHash, Price: 1},
{Name: "AntShares.Header.GetMerkleRoot", Func: (*interopContext).headerGetMerkleRoot, Price: 1},
{Name: "AntShares.Header.GetNextConsensus", Func: (*interopContext).headerGetNextConsensus, Price: 1},
{Name: "AntShares.Header.GetPrevHash", Func: (*interopContext).headerGetPrevHash, Price: 1},
{Name: "AntShares.Header.GetTimestamp", Func: (*interopContext).headerGetTimestamp, Price: 1},
{Name: "AntShares.Header.GetVersion", Func: (*interopContext).headerGetVersion, Price: 1},
{Name: "AntShares.Input.GetHash", Func: (*interopContext).inputGetHash, Price: 1},
{Name: "AntShares.Input.GetIndex", Func: (*interopContext).inputGetIndex, Price: 1},
{Name: "AntShares.Output.GetAssetId", Func: (*interopContext).outputGetAssetID, Price: 1},
{Name: "AntShares.Output.GetScriptHash", Func: (*interopContext).outputGetScriptHash, Price: 1},
{Name: "AntShares.Output.GetValue", Func: (*interopContext).outputGetValue, Price: 1},
{Name: "AntShares.Runtime.CheckWitness", Func: (*interopContext).runtimeCheckWitness, Price: 200},
{Name: "AntShares.Runtime.Log", Func: (*interopContext).runtimeLog, Price: 1},
{Name: "AntShares.Runtime.Notify", Func: (*interopContext).runtimeNotify, Price: 1},
{Name: "AntShares.Storage.Delete", Func: (*interopContext).storageDelete, Price: 100},
{Name: "AntShares.Storage.Get", Func: (*interopContext).storageGet, Price: 100},
{Name: "AntShares.Storage.GetContext", Func: (*interopContext).storageGetContext, Price: 1},
{Name: "AntShares.Storage.Put", Func: (*interopContext).storagePut, Price: 0},
{Name: "AntShares.Transaction.GetAttributes", Func: (*interopContext).txGetAttributes, Price: 1},
{Name: "AntShares.Transaction.GetHash", Func: (*interopContext).txGetHash, Price: 1},
{Name: "AntShares.Transaction.GetInputs", Func: (*interopContext).txGetInputs, Price: 1},
{Name: "AntShares.Transaction.GetOutputs", Func: (*interopContext).txGetOutputs, Price: 1},
{Name: "AntShares.Transaction.GetReferences", Func: (*interopContext).txGetReferences, Price: 200},
{Name: "AntShares.Transaction.GetType", Func: (*interopContext).txGetType, Price: 1},
{Name: "AntShares.Account.GetBalance", Func: accountGetBalance, Price: 1},
{Name: "AntShares.Account.GetScriptHash", Func: accountGetScriptHash, Price: 1},
{Name: "AntShares.Account.GetVotes", Func: accountGetVotes, Price: 1},
{Name: "AntShares.Asset.Create", Func: assetCreate, Price: 0},
{Name: "AntShares.Asset.GetAdmin", Func: assetGetAdmin, Price: 1},
{Name: "AntShares.Asset.GetAmount", Func: assetGetAmount, Price: 1},
{Name: "AntShares.Asset.GetAssetId", Func: assetGetAssetID, Price: 1},
{Name: "AntShares.Asset.GetAssetType", Func: assetGetAssetType, Price: 1},
{Name: "AntShares.Asset.GetAvailable", Func: assetGetAvailable, Price: 1},
{Name: "AntShares.Asset.GetIssuer", Func: assetGetIssuer, Price: 1},
{Name: "AntShares.Asset.GetOwner", Func: assetGetOwner, Price: 1},
{Name: "AntShares.Asset.GetPrecision", Func: assetGetPrecision, Price: 1},
{Name: "AntShares.Asset.Renew", Func: assetRenew, Price: 0},
{Name: "AntShares.Attribute.GetData", Func: attrGetData, Price: 1},
{Name: "AntShares.Attribute.GetUsage", Func: attrGetUsage, Price: 1},
{Name: "AntShares.Block.GetTransaction", Func: blockGetTransaction, Price: 1},
{Name: "AntShares.Block.GetTransactionCount", Func: blockGetTransactionCount, Price: 1},
{Name: "AntShares.Block.GetTransactions", Func: blockGetTransactions, Price: 1},
{Name: "AntShares.Blockchain.GetAccount", Func: bcGetAccount, Price: 100},
{Name: "AntShares.Blockchain.GetAsset", Func: bcGetAsset, Price: 100},
{Name: "AntShares.Blockchain.GetBlock", Func: bcGetBlock, Price: 200},
{Name: "AntShares.Blockchain.GetContract", Func: bcGetContract, Price: 100},
{Name: "AntShares.Blockchain.GetHeader", Func: bcGetHeader, Price: 100},
{Name: "AntShares.Blockchain.GetHeight", Func: bcGetHeight, Price: 1},
{Name: "AntShares.Blockchain.GetTransaction", Func: bcGetTransaction, Price: 100},
{Name: "AntShares.Blockchain.GetValidators", Func: bcGetValidators, Price: 200},
{Name: "AntShares.Contract.Create", Func: contractCreate, Price: 0},
{Name: "AntShares.Contract.Destroy", Func: contractDestroy, Price: 1},
{Name: "AntShares.Contract.GetScript", Func: contractGetScript, Price: 1},
{Name: "AntShares.Contract.GetStorageContext", Func: contractGetStorageContext, Price: 1},
{Name: "AntShares.Contract.Migrate", Func: contractMigrate, Price: 0},
{Name: "AntShares.Header.GetConsensusData", Func: headerGetConsensusData, Price: 1},
{Name: "AntShares.Header.GetHash", Func: headerGetHash, Price: 1},
{Name: "AntShares.Header.GetMerkleRoot", Func: headerGetMerkleRoot, Price: 1},
{Name: "AntShares.Header.GetNextConsensus", Func: headerGetNextConsensus, Price: 1},
{Name: "AntShares.Header.GetPrevHash", Func: headerGetPrevHash, Price: 1},
{Name: "AntShares.Header.GetTimestamp", Func: headerGetTimestamp, Price: 1},
{Name: "AntShares.Header.GetVersion", Func: headerGetVersion, Price: 1},
{Name: "AntShares.Input.GetHash", Func: inputGetHash, Price: 1},
{Name: "AntShares.Input.GetIndex", Func: inputGetIndex, Price: 1},
{Name: "AntShares.Output.GetAssetId", Func: outputGetAssetID, Price: 1},
{Name: "AntShares.Output.GetScriptHash", Func: outputGetScriptHash, Price: 1},
{Name: "AntShares.Output.GetValue", Func: outputGetValue, Price: 1},
{Name: "AntShares.Runtime.CheckWitness", Func: runtimeCheckWitness, Price: 200},
{Name: "AntShares.Runtime.Log", Func: runtimeLog, Price: 1},
{Name: "AntShares.Runtime.Notify", Func: runtimeNotify, Price: 1},
{Name: "AntShares.Storage.Delete", Func: storageDelete, Price: 100},
{Name: "AntShares.Storage.Get", Func: storageGet, Price: 100},
{Name: "AntShares.Storage.GetContext", Func: storageGetContext, Price: 1},
{Name: "AntShares.Storage.Put", Func: storagePut, Price: 0},
{Name: "AntShares.Transaction.GetAttributes", Func: txGetAttributes, Price: 1},
{Name: "AntShares.Transaction.GetHash", Func: txGetHash, Price: 1},
{Name: "AntShares.Transaction.GetInputs", Func: txGetInputs, Price: 1},
{Name: "AntShares.Transaction.GetOutputs", Func: txGetOutputs, Price: 1},
{Name: "AntShares.Transaction.GetReferences", Func: txGetReferences, Price: 200},
{Name: "AntShares.Transaction.GetType", Func: txGetType, Price: 1},
}
// initIDinInteropsSlice initializes IDs from names in one given
// interopedFunction slice and then sorts it.
func initIDinInteropsSlice(iops []interopedFunction) {
// Function slice and then sorts it.
func initIDinInteropsSlice(iops []interop.Function) {
for i := range iops {
iops[i].ID = vm.InteropNameToID([]byte(iops[i].Name))
}

103
pkg/core/interops_test.go
View file

@ -6,13 +6,14 @@ import (
"testing"
"github.com/nspcc-dev/neo-go/pkg/core/dao"
"github.com/nspcc-dev/neo-go/pkg/core/interop"
"github.com/nspcc-dev/neo-go/pkg/core/storage"
"github.com/nspcc-dev/neo-go/pkg/smartcontract/trigger"
"github.com/nspcc-dev/neo-go/pkg/vm"
"github.com/stretchr/testify/require"
)
func testNonInterop(t *testing.T, value interface{}, f func(*interopContext, *vm.VM) error) {
func testNonInterop(t *testing.T, value interface{}, f func(*interop.Context, *vm.VM) error) {
v := vm.New()
v.Estack().PushVal(value)
chain := newTestChain(t)
@ -30,56 +31,56 @@ func TestUnexpectedNonInterops(t *testing.T) {
}
// All of these functions expect an interop item on the stack.
funcs := []func(*interopContext, *vm.VM) error{
(*interopContext).accountGetBalance,
(*interopContext).accountGetScriptHash,
(*interopContext).accountGetVotes,
(*interopContext).assetGetAdmin,
(*interopContext).assetGetAmount,
(*interopContext).assetGetAssetID,
(*interopContext).assetGetAssetType,
(*interopContext).assetGetAvailable,
(*interopContext).assetGetIssuer,
(*interopContext).assetGetOwner,
(*interopContext).assetGetPrecision,
(*interopContext).assetRenew,
(*interopContext).attrGetData,
(*interopContext).attrGetUsage,
(*interopContext).blockGetTransaction,
(*interopContext).blockGetTransactionCount,
(*interopContext).blockGetTransactions,
(*interopContext).contractGetScript,
(*interopContext).contractGetStorageContext,
(*interopContext).contractIsPayable,
(*interopContext).headerGetConsensusData,
(*interopContext).headerGetHash,
(*interopContext).headerGetIndex,
(*interopContext).headerGetMerkleRoot,
(*interopContext).headerGetNextConsensus,
(*interopContext).headerGetPrevHash,
(*interopContext).headerGetTimestamp,
(*interopContext).headerGetVersion,
(*interopContext).inputGetHash,
(*interopContext).inputGetIndex,
(*interopContext).invocationTxGetScript,
(*interopContext).outputGetAssetID,
(*interopContext).outputGetScriptHash,
(*interopContext).outputGetValue,
(*interopContext).storageContextAsReadOnly,
(*interopContext).storageDelete,
(*interopContext).storageFind,
(*interopContext).storageGet,
(*interopContext).storagePut,
(*interopContext).storagePutEx,
(*interopContext).txGetAttributes,
(*interopContext).txGetHash,
(*interopContext).txGetInputs,
(*interopContext).txGetOutputs,
(*interopContext).txGetReferences,
(*interopContext).txGetType,
(*interopContext).txGetUnspentCoins,
(*interopContext).txGetWitnesses,
(*interopContext).witnessGetVerificationScript,
funcs := []func(*interop.Context, *vm.VM) error{
accountGetBalance,
accountGetScriptHash,
accountGetVotes,
assetGetAdmin,
assetGetAmount,
assetGetAssetID,
assetGetAssetType,
assetGetAvailable,
assetGetIssuer,
assetGetOwner,
assetGetPrecision,
assetRenew,
attrGetData,
attrGetUsage,
blockGetTransaction,
blockGetTransactionCount,
blockGetTransactions,
contractGetScript,
contractGetStorageContext,
contractIsPayable,
headerGetConsensusData,
headerGetHash,
headerGetIndex,
headerGetMerkleRoot,
headerGetNextConsensus,
headerGetPrevHash,
headerGetTimestamp,
headerGetVersion,
inputGetHash,
inputGetIndex,
invocationTxGetScript,
outputGetAssetID,
outputGetScriptHash,
outputGetValue,
storageContextAsReadOnly,
storageDelete,
storageFind,
storageGet,
storagePut,
storagePutEx,
txGetAttributes,
txGetHash,
txGetInputs,
txGetOutputs,
txGetReferences,
txGetType,
txGetUnspentCoins,
txGetWitnesses,
witnessGetVerificationScript,
}
for _, f := range funcs {
for k, v := range vals {

6
pkg/network/blockqueue.go
View file

@ -2,8 +2,8 @@ package network
import (
"github.com/Workiva/go-datastructures/queue"
"github.com/nspcc-dev/neo-go/pkg/core"
"github.com/nspcc-dev/neo-go/pkg/core/block"
"github.com/nspcc-dev/neo-go/pkg/core/blockchainer"
"go.uber.org/zap"
)
@ -11,11 +11,11 @@ type blockQueue struct {
log *zap.Logger
queue *queue.PriorityQueue
checkBlocks chan struct{}
chain core.Blockchainer
chain blockchainer.Blockchainer
relayF func(*block.Block)
}
func newBlockQueue(capacity int, bc core.Blockchainer, log *zap.Logger, relayer func(*block.Block)) *blockQueue {
func newBlockQueue(capacity int, bc blockchainer.Blockchainer, log *zap.Logger, relayer func(*block.Block)) *blockQueue {
if log == nil {
return nil
}

5
pkg/network/server.go
View file

@ -13,6 +13,7 @@ import (
"github.com/nspcc-dev/neo-go/pkg/consensus"
"github.com/nspcc-dev/neo-go/pkg/core"
"github.com/nspcc-dev/neo-go/pkg/core/block"
"github.com/nspcc-dev/neo-go/pkg/core/blockchainer"
"github.com/nspcc-dev/neo-go/pkg/core/transaction"
"github.com/nspcc-dev/neo-go/pkg/network/payload"
"github.com/nspcc-dev/neo-go/pkg/util"
@ -53,7 +54,7 @@ type (
transport Transporter
discovery Discoverer
chain core.Blockchainer
chain blockchainer.Blockchainer
bQueue *blockQueue
consensus consensus.Service
@ -84,7 +85,7 @@ func randomID() uint32 {
}
// NewServer returns a new Server, initialized with the given configuration.
func NewServer(config ServerConfig, chain core.Blockchainer, log *zap.Logger) (*Server, error) {
func NewServer(config ServerConfig, chain blockchainer.Blockchainer, log *zap.Logger) (*Server, error) {
if log == nil {
return nil, errors.New("logger is a required parameter")
}

4
pkg/rpc/response/result/block.go
View file

@ -5,8 +5,8 @@ import (
"errors"
"fmt"
"github.com/nspcc-dev/neo-go/pkg/core"
"github.com/nspcc-dev/neo-go/pkg/core/block"
"github.com/nspcc-dev/neo-go/pkg/core/blockchainer"
"github.com/nspcc-dev/neo-go/pkg/core/transaction"
"github.com/nspcc-dev/neo-go/pkg/encoding/address"
"github.com/nspcc-dev/neo-go/pkg/io"
@ -50,7 +50,7 @@ type (
)
// NewBlock creates a new Block wrapper.
func NewBlock(b *block.Block, chain core.Blockchainer) Block {
func NewBlock(b *block.Block, chain blockchainer.Blockchainer) Block {
res := Block{
Version: b.Version,
Hash: b.Hash(),

4
pkg/rpc/response/result/block_header.go
View file

@ -3,8 +3,8 @@ package result
import (
"strconv"
"github.com/nspcc-dev/neo-go/pkg/core"
"github.com/nspcc-dev/neo-go/pkg/core/block"
"github.com/nspcc-dev/neo-go/pkg/core/blockchainer"
"github.com/nspcc-dev/neo-go/pkg/core/transaction"
"github.com/nspcc-dev/neo-go/pkg/encoding/address"
"github.com/nspcc-dev/neo-go/pkg/io"
@ -31,7 +31,7 @@ type (
)
// NewHeader creates a new Header wrapper.
func NewHeader(h *block.Header, chain core.Blockchainer) Header {
func NewHeader(h *block.Header, chain blockchainer.Blockchainer) Header {
res := Header{
Hash: h.Hash(),
Size: io.GetVarSize(h),

4
pkg/rpc/response/result/tx_raw_output.go
View file

@ -4,8 +4,8 @@ import (
"encoding/json"
"errors"
"github.com/nspcc-dev/neo-go/pkg/core"
"github.com/nspcc-dev/neo-go/pkg/core/block"
"github.com/nspcc-dev/neo-go/pkg/core/blockchainer"
"github.com/nspcc-dev/neo-go/pkg/core/transaction"
"github.com/nspcc-dev/neo-go/pkg/util"
)
@ -27,7 +27,7 @@ type TransactionMetadata struct {
}
// NewTransactionOutputRaw returns a new ransactionOutputRaw object.
func NewTransactionOutputRaw(tx *transaction.Transaction, header *block.Header, chain core.Blockchainer) TransactionOutputRaw {
func NewTransactionOutputRaw(tx *transaction.Transaction, header *block.Header, chain blockchainer.Blockchainer) TransactionOutputRaw {
// confirmations formula
confirmations := int(chain.BlockHeight() - header.Base.Index + 1)
// set index position

3
pkg/rpc/response/result/unclaimed.go
View file

@ -2,6 +2,7 @@ package result
import (
"github.com/nspcc-dev/neo-go/pkg/core"
"github.com/nspcc-dev/neo-go/pkg/core/blockchainer"
"github.com/nspcc-dev/neo-go/pkg/core/state"
"github.com/nspcc-dev/neo-go/pkg/util"
)
@ -14,7 +15,7 @@ type Unclaimed struct {
}
// NewUnclaimed creates a new Unclaimed wrapper using given Blockchainer.
func NewUnclaimed(a *state.Account, chain core.Blockchainer) (*Unclaimed, error) {
func NewUnclaimed(a *state.Account, chain blockchainer.Blockchainer) (*Unclaimed, error) {
var (
available util.Fixed8
unavailable util.Fixed8

4
pkg/rpc/response/result/unspents.go
View file

@ -1,7 +1,7 @@
package result
import (
"github.com/nspcc-dev/neo-go/pkg/core"
"github.com/nspcc-dev/neo-go/pkg/core/blockchainer"
"github.com/nspcc-dev/neo-go/pkg/core/state"
"github.com/nspcc-dev/neo-go/pkg/util"
)
@ -29,7 +29,7 @@ var GlobalAssets = map[string]string{
}
// NewUnspents creates a new Account wrapper using given Blockchainer.
func NewUnspents(a *state.Account, chain core.Blockchainer, addr string) Unspents {
func NewUnspents(a *state.Account, chain blockchainer.Blockchainer, addr string) Unspents {
res := Unspents{
Address: addr,
Balance: make([]UnspentBalanceInfo, 0, len(a.Balances)),

5
pkg/rpc/server/server.go
View file

@ -10,6 +10,7 @@ import (
"net/http"
"strconv"
"github.com/nspcc-dev/neo-go/pkg/core/blockchainer"
"github.com/nspcc-dev/neo-go/pkg/rpc"
"github.com/nspcc-dev/neo-go/pkg/core"
@ -35,7 +36,7 @@ type (
// Server represents the JSON-RPC 2.0 server.
Server struct {
*http.Server
chain core.Blockchainer
chain blockchainer.Blockchainer
config rpc.Config
coreServer *network.Server
log *zap.Logger
@ -81,7 +82,7 @@ var invalidBlockHeightError = func(index int, height int) error {
}
// New creates a new Server struct.
func New(chain core.Blockchainer, conf rpc.Config, coreServer *network.Server, log *zap.Logger) Server {
func New(chain blockchainer.Blockchainer, conf rpc.Config, coreServer *network.Server, log *zap.Logger) Server {
httpServer := &http.Server{
Addr: conf.Address + ":" + strconv.FormatUint(uint64(conf.Port), 10),
}