arwen

May 20, 2021

Changes in this version

type BlockchainContext

+ GetUserAccount func(address []byte) (vmcommon.UserAccountHandler, error)

+ ProcessBuiltInFunction func(input *vmcommon.ContractCallInput) (*vmcommon.VMOutput, error)

type RuntimeContext

+ GetInstance func() wasmer.InstanceHandler

type VMHost

+ GetContexts func() (BigIntContext, BlockchainContext, MeteringContext, OutputContext, ...)

+ GetGasScheduleMap func() config.GasScheduleMap

+ InitState func()

+ SetProtocolBuiltinFunctions func(vmcommon.FunctionNames)

+ SetRuntimeContext func(runtime RuntimeContext)

May 20, 2021

Changes in this version

+ const ArwenVersion

May 10, 2021

Changes in this version

+ var One = big.NewInt(1)

+ func SetLoggingForTests()

type MeteringContext

+ PopMergeActiveState func()

+ TrackGasUsedByBuiltinFunction func(builtinInput *vmcommon.ContractCallInput, builtinOutput *vmcommon.VMOutput, ...)

+ UpdateGasStateOnFailure func(vmOutput *vmcommon.VMOutput)

+ UpdateGasStateOnSuccess func(vmOutput *vmcommon.VMOutput) error

type OutputContext

+ GetOutputAccounts func() map[string]*vmcommon.OutputAccount

Apr 28, 2021

Changes in this version

type VMHost

+ func GetVMHost(vmHostPtr unsafe.Pointer) VMHost

Mar 22, 2021

Changes in this version

+ var ErrTransferValueOnESDTCall = errors.New("transfer value on esdt call")

type BlockchainContext

+ GetESDTToken func(address []byte, tokenID []byte, nonce uint64) (*esdt.ESDigitalToken, error)

type VMHost

+ IsESDTFunctionsEnabled func() bool

type VMHostParameters

+ ArwenESDTFunctionsEnableEpoch uint32

Mar 2, 2021

Changes in this version

type VMHost

+ RevertESDTTransfer func(input *vmcommon.ContractCallInput)

Feb 10, 2021

Changes in this version

type MeteringContext

+ GetPreviousTotalUsedGas func() uint64

+ SetTotalUsedGas func(total uint64)

type OutputContext

+ GetCurrentTotalUsedGas func() (uint64, bool)

type RuntimeContext

+ IsFunctionImported func(name string) bool

type VMHost

+ IsArwenV3Enabled func() bool

type VMHostParameters

+ ArwenV3EnableEpoch uint32

Jan 27, 2021

Changes in this version

type AsyncCallExecutionMode

+ const ESDTTransferOnCallBack

type OutputContext

+ PrependFinish func(data []byte)

+ TransferESDT func(destination []byte, sender []byte, tokenIdentifier []byte, value *big.Int, ...) error

type VMHost

+ ExecuteESDTTransfer func(destination []byte, sender []byte, tokenIdentifier []byte, value *big.Int) error

Jan 15, 2021

Changes in this version

type AsyncCallExecutionMode

+ const AsyncBuiltinFuncCrossShard

+ const AsyncBuiltinFuncIntraShard

type MeteringContext

+ GasUsedForExecution func() uint64

Jan 13, 2021

Changes in this version

+ const ProtectedStoragePrefix

+ var ErrCannotWriteProtectedKey = errors.New("cannot write to protected key")

+ var ErrInputAndOutputGasDoesNotMatch = errors.New("input and output gas does not match")

+ var ErrNonPayableFunctionEgld = errors.New("function does not accept EGLD payment")

+ var ErrNonPayableFunctionEsdt = errors.New("function does not accept ESDT payment")

+ type InstanceBuilder interface

+ NewInstanceFromCompiledCodeWithOptions func(compiledCode []byte, options wasmer.CompilationOptions) (wasmer.InstanceHandler, error)

+ NewInstanceWithOptions func(contractCode []byte, options wasmer.CompilationOptions) (wasmer.InstanceHandler, error)

type MeteringContext

+ ForwardGas func(sourceAddress []byte, destAddress []byte, gas uint64)

+ GasSpentByContract func() uint64

+ GasUsedByContract func() (uint64, uint64)

+ GetGasForExecution func() uint64

+ GetGasProvided func() uint64

+ GetSCPrepareInitialCost func() uint64

+ InitStateFromContractCallInput func(input *vmcommon.VMInput)

type RuntimeContext

+ IsContractOnTheStack func(address []byte) bool

+ MemLoadMultiple func(offset int32, lengths []int32) ([][]byte, error)

+ ReplaceInstanceBuilder func(builder InstanceBuilder)

type StorageContext

+ SetProtectedStorage func(key []byte, value []byte) (StorageStatus, error)

type VMHost

+ AreInSameShard func(leftAddress []byte, rightAddress []byte) bool

Dec 8, 2020

Changes in this version

type VMHost

+ func GetVMContext(context unsafe.Pointer) VMHost

Nov 13, 2020

Changes in this version

+ const CallbackFunctionName

type AsyncCallInfo

+ GasLocked uint64

+ func (aci *AsyncCallInfo) GetGasLocked() uint64

type AsyncCallInfoHandler

+ GetGasLocked func() uint64

type AsyncGeneratedCall

+ func (ac *AsyncGeneratedCall) GetGasLocked() uint64

type MeteringContext

+ ComputeGasLockedForAsync func() uint64

+ GetGasLocked func() uint64

+ UnlockGasIfAsyncCallback func()

+ UseGasBounded func(gasToUse uint64) error

+ UseGasForAsyncStep func() error

type RuntimeContext

+ ExecuteAsyncCall func(address []byte, data []byte, value []byte) error

+ GetSCCode func() ([]byte, error)

+ GetSCCodeSize func() uint64

type VMHost

+ IsDynamicGasLockingEnabled func() bool

type VMHostParameters

+ DynGasLockEnableEpoch uint32

Nov 9, 2020

Changes in this version

type MeteringContext

+ SetGasSchedule func(gasMap config.GasScheduleMap)

Nov 4, 2020

Changes in this version

type RuntimeContext

+ ElrondSyncExecAPIErrorShouldFailExecution func() bool

Nov 2, 2020

Changes in this version

+ var ErrBuiltinCallOnSameContextDisallowed = errors.New("calling built-in function on the same context is disallowed")

+ var ErrSyncExecutionNotInSameShard = errors.New("sync execution request is not in the same shard")

type BlockchainContext

+ GetCompiledCode func(codeHash []byte) (bool, []byte)

+ SaveCompiledCode func(codeHash []byte, code []byte)

type VMHost

+ IsAheadOfTimeCompileEnabled func() bool

type VMHostParameters

+ AheadOfTimeEnableEpoch uint32

Oct 26, 2020

Changes in this version

type RuntimeContext

+ IsWarmInstance func() bool

+ ResetWarmInstance func()

type VMHostParameters

+ UseWarmInstance bool

Oct 22, 2020

Changes in this version

+ var ErrStorageValueOutOfRange = errors.New("storage value out of range")

Sep 28, 2020

Changes in this version

type CodeDeployInput

+ CodeDeployerAddress []byte

Sep 25, 2020

Changes in this version

+ const CodeMetadataLen

+ var ErrGasUsageError = errors.New("gas use error")

+ var ErrInvalidPublicKeySize = errors.New("invalid public key size")

+ var ErrNilCallbackFunction = errors.New("nil callback function")

+ var ErrNilContract = errors.New("nil contract")

+ var ErrUpgradeNotAllowed = errors.New("upgrade not allowed")

+ func U64ToLEB128(n uint64) (out []byte)

type OutputContext

+ ResetGas func()

+ TransferValueOnly func(destination []byte, sender []byte, value *big.Int) error

type StorageContext

+ GetStorageFromAddress func(address []byte, key []byte) []byte

type VMHost

+ IsArwenV2Enabled func() bool

type VMHostParameters

+ ArwenV2EnableEpoch uint32

Aug 22, 2020

Changes in this version

+ var ErrNilCallbackVMOutput = errors.New("nil callback VMOutput")

type MeteringContext

+ DeductAndLockGasIfAsyncStep func() error

Jul 25, 2020

Changes in this version

type StorageContext

+ GetStorageUnmetered func(key []byte) []byte

type VMHost

+ IsBuiltinFunctionName func(functionName string) bool

Jul 24, 2020

Changes in this version

+ var ErrAccountNotPayable = errors.New("sending value to non payable contract")

type BlockchainContext

+ IsPayable func(address []byte) (bool, error)

Jul 22, 2020

Changes in this version

+ var ErrAsyncCallsDisallowed = errors.New("async calls disallowed")

+ var ErrDeploymentOverExistingAccount = errors.New("cannot deploy over existing account")

type OutputContext

+ DeleteOutputAccount func(address []byte)

type RuntimeContext

+ CleanWasmerInstance func()

+ MustVerifyNextContractCode func()

Jun 26, 2020

Changes in this version

+ type AsyncCallExecutionMode uint

+ const AsyncBuiltinFunc

+ const AsyncUnknown

+ const SyncCall

Jun 25, 2020

Changes in this version

+ var ErrInvalidAccount = errors.New("account does not exist")

Jun 24, 2020

Changes in this version

+ const AsyncDataPrefix

+ const CallbackDefault

+ const TimeLockKeyPrefix

+ var ErrAsync = errors.New("invalid gas percentage provided for async call")

+ var ErrAsyncContextDoesNotExist = errors.New("async context was not created yet")

+ var ErrCallBackFuncNotExpected = fmt.Errorf("%w (unexpected callback was received)", ErrInvalidFunction)

+ func BooleanToInt(b bool) int

+ func CustomStorageKey(keyType string, associatedKey []byte) []byte

+ func IfNil(checker nilInterfaceChecker) bool

+ func U64MulToBigInt(x, y uint64) *big.Int

type AsyncCallInfo

+ func (aci *AsyncCallInfo) GetData() []byte

+ func (aci *AsyncCallInfo) GetDestination() []byte

+ func (aci *AsyncCallInfo) GetGasLimit() uint64

+ func (aci *AsyncCallInfo) GetValueBytes() []byte

+ type AsyncCallInfoHandler interface

+ GetData func() []byte

+ GetDestination func() []byte

+ GetGasLimit func() uint64

+ GetValueBytes func() []byte

+ type AsyncCallStatus uint8

+ const AsyncCallPending

+ const AsyncCallRejected

+ const AsyncCallResolved

+ type AsyncContext struct

+ AsyncCalls []*AsyncGeneratedCall

+ Callback string

+ type AsyncContextInfo struct

+ AsyncContextMap map[string]*AsyncContext

+ CallerAddr []byte

+ ReturnData []byte

+ type AsyncGeneratedCall struct

+ Data []byte

+ Destination []byte

+ ErrorCallback string

+ GasLimit uint64

+ ProvidedGas uint64

+ Status AsyncCallStatus

+ SuccessCallback string

+ ValueBytes []byte

+ func (ac *AsyncGeneratedCall) GetData() []byte

+ func (ac *AsyncGeneratedCall) GetDestination() []byte

+ func (ac *AsyncGeneratedCall) GetGasLimit() uint64

+ func (ac *AsyncGeneratedCall) GetValueBytes() []byte

+ func (ac *AsyncGeneratedCall) IsInterfaceNil() bool

type BlockchainContext

+ GetOwnerAddress func() ([]byte, error)

+ GetShardOfAddress func(addr []byte) uint32

+ IsSmartContract func(addr []byte) bool

type RuntimeContext

+ AddAsyncContextCall func(contextIdentifier []byte, asyncCall *AsyncGeneratedCall) error

+ ExtractCodeUpgradeFromArgs func() ([]byte, []byte, error)

+ GetAsyncContext func(contextIdentifier []byte) (*AsyncContext, error)

+ GetAsyncContextInfo func() *AsyncContextInfo

+ SetCustomCallFunction func(callFunction string)

Jun 8, 2020

Changes in this version

+ type CallArgsParser interface

+ IsInterfaceNil func() bool

+ ParseData func(data string) (string, [][]byte, error)

May 18, 2020

Changes in this version

+ var ErrArgIndexOutOfRange = errors.New("argument index out of range")

+ var ErrArgOutOfRange = errors.New("argument out of range")

+ var ErrBitwiseNegative = errors.New("bitwise operations only allowed on positive integers")

+ var ErrDivZero = errors.New("division by 0")

+ var ErrShiftNegative = errors.New(...)

+ var ErrStoreElrondReservedKey = errors.New("cannot write to storage under Elrond reserved key")

type VMHostParameters

+ ElrondProtectedKeyPrefix []byte

Apr 30, 2020

Changes in this version

+ const UserErrorArgIndexOutOfRange

+ const UserErrorArgOutOfRange

+ const UserErrorBitwiseNegative

+ const UserErrorDivZero

+ const UserErrorShiftNegative

type OutputContext

+ AddToActiveState func(rightOutput *vmcommon.VMOutput)

Apr 10, 2020

Changes in this version

type VMHost

+ GetProtocolBuiltinFunctions func() vmcommon.FunctionNames

+ type VMHostParameters struct

+ BlockGasLimit uint64

+ GasSchedule config.GasScheduleMap

+ ProtocolBuiltinFunctions vmcommon.FunctionNames

+ VMType []byte

Apr 9, 2020

Changes in this version

+ const CallBackFunctionName

+ var ErrCallBackFuncCalledInRun = fmt.Errorf("%w (calling callBack() directly is forbidden)", ErrInvalidFunction)

+ var ErrContractInvalid = fmt.Errorf("invalid contract code")

+ var ErrContractNotFound = fmt.Errorf("%w (not found)", ErrContractInvalid)

+ var ErrMaxInstancesReached = fmt.Errorf("%w (max instances reached)", ErrExecutionFailed)

+ var ErrUpgradeFailed = errors.New("upgrade failed")

type MeteringContext

+ GetGasLockedForAsyncStep func() uint64

type OutputContext

+ CensorVMOutput func()

+ PopMergeActiveState func()

type RuntimeContext

+ GetCurrentTxHash func() []byte

+ GetOriginalTxHash func() []byte

+ RunningInstancesCount func() uint64

+ SetMaxInstanceCount func(uint64)

+ StartWasmerInstance func(contract []byte, gasLimit uint64) error

type StateStack

+ PopDiscard func()

+ PopSetActiveState func()

Apr 3, 2020

Changes in this version

+ const UpgradeFunctionName

+ var ErrFunctionNonvoidSignature = fmt.Errorf("%w (nonvoid signature)", ErrInvalidFunction)

+ var ErrInvalidFunction = errors.New("invalid function")

+ var ErrInvalidUpgradeArguments = errors.New("invalid upgrade arguments")

+ func RemoveAllHostContexts()

type ArgumentsParser

+ GetConstructorArguments func() ([][]byte, error)

+ GetFunctionArguments func() ([][]byte, error)

+ type CodeDeployInput struct

+ ContractAddress []byte

+ ContractCode []byte

+ ContractCodeMetadata []byte

type RuntimeContext

+ GetCodeUpgradeFromArgs func() ([]byte, []byte, error)

type VMHost

+ GetAPIMethods func() *wasmer.Imports

Mar 24, 2020

Changes in this version

+ func TimeTrack(start time.Time, message string)

type RuntimeContext

+ SetInstanceContextID func(id int)

Mar 11, 2020

Changes in this version

+ var ErrFailedTransfer = errors.New("failed transfer")

+ var ErrFailedTransferDuringAsyncCall = errors.New("failed transfer during async call")

+ var ErrTransferInsufficientFunds = errors.New("insufficient funds for transfer")

+ var ErrTransferNegativeValue = errors.New("cannot transfer negative value")

+ var Zero = big.NewInt(0)

+ func GetSCCode(fileName string) []byte

type BlockchainContext

+ GetBalanceBigInt func(addr []byte) *big.Int

type StorageContext

+ SetAddress func(address []byte)

Mar 10, 2020

Changes in this version

+ var ErrFunctionReturnNotVoidError = errors.New("function return value other than void not allowed")

+ func PadBytesLeft(data []byte, size int) []byte

Mar 4, 2020

Changes in this version

+ var ErrBadBounds = errors.New("bad bounds")

+ var ErrBadLowerBounds = fmt.Errorf("%w (lower)", ErrBadBounds)

+ var ErrBadUpperBounds = fmt.Errorf("%w (upper)", ErrBadBounds)

+ var ErrNegativeLength = errors.New("negative length")

type MeteringContext

+ RestoreGas func(gas uint64)

type RuntimeContext

+ ClearInstanceStack func()

type StateStack

+ ClearStateStack func()

Feb 17, 2020

Changes in this version

+ var ErrInvalidFunctionName = errors.New("invalid function name")

+ var ErrMemoryDeclarationMissing = errors.New("wasm memory declaration missing")

type RuntimeContext

+ VerifyContractCode func() error

Feb 17, 2020

Changes in this version

+ var ErrExecutionFailed = errors.New("execution failed")

+ var ErrInvalidAPICall = errors.New("invalid API call")

+ var ErrSignalError = errors.New("error signalled by smartcontract")

+ func WithFault(err error, context unsafe.Pointer, failExecution bool) bool

+ type ArgumentsParser interface

+ CreateDataFromStorageUpdate func(storageUpdates []*vmcommon.StorageUpdate) string

+ GetArguments func() ([][]byte, error)

+ GetCode func() ([]byte, error)

+ GetFunction func() (string, error)

+ GetStorageUpdates func(data string) ([]*vmcommon.StorageUpdate, error)

+ IsInterfaceNil func() bool

+ ParseData func(data string) error

+ type AsyncCallInfo struct

+ Data []byte

+ Destination []byte

+ GasLimit uint64

+ ValueBytes []byte

type BreakpointValue

+ const BreakpointExecutionFailed

type MeteringContext

+ UnlockGasIfAsyncStep func()

type RuntimeContext

+ ArgParser func() ArgumentsParser

+ BigIntAPIErrorShouldFailExecution func() bool

+ CryptoAPIErrorShouldFailExecution func() bool

+ ElrondAPIErrorShouldFailExecution func() bool

+ FailExecution func(err error)

+ GetAsyncCallInfo func() *AsyncCallInfo

+ SetAsyncCallInfo func(asyncCallInfo *AsyncCallInfo)

Jan 20, 2020

Changes in this version

+ var ErrFuncNotFound = errors.New("function not found")

+ var ErrFunctionRunError = errors.New("function run error")

+ var ErrInvalidCallOnReadOnlyMode = errors.New("operation not permitted in read only mode")

+ var ErrNotEnoughGas = errors.New("not enough gas")

+ var ErrReturnCodeNotOk = errors.New("return not is not ok")

+ var ErrUnhandledRuntimeBreakpoint = errors.New("unhandled runtime breakpoint")

+ var InstanceStackUnderflow = errors.New("Instance stack underflow")

+ var StateStackUnderflow = errors.New("State stack underflow")

+ type BlockchainContext interface

+ AccountExists func(addr []byte) bool

+ BlockHash func(number int64) []byte

+ CurrentEpoch func() uint32

+ CurrentNonce func() uint64

+ CurrentRandomSeed func() []byte

+ CurrentRound func() uint64

+ CurrentTimeStamp func() uint64

+ GetBalance func(addr []byte) []byte

+ GetCode func(addr []byte) ([]byte, error)

+ GetCodeHash func(addr []byte) ([]byte, error)

+ GetCodeSize func(addr []byte) (int32, error)

+ GetNonce func(addr []byte) (uint64, error)

+ GetStateRootHash func() []byte

+ IncreaseNonce func(addr []byte)

+ LastEpoch func() uint32

+ LastNonce func() uint64

+ LastRandomSeed func() []byte

+ LastRound func() uint64

+ LastTimeStamp func() uint64

+ NewAddress func(creatorAddress []byte) ([]byte, error)

+ func GetBlockchainContext(context unsafe.Pointer) BlockchainContext

+ type BreakpointValue uint64

+ const BreakpointAbort

+ const BreakpointAsyncCall

+ const BreakpointNone

+ const BreakpointOutOfGas

+ const BreakpointSignalError

+ const BreakpointSignalExit

+ type MeteringContext interface

+ BlockGasLimit func() uint64

+ BoundGasLimit func(value int64) uint64

+ DeductInitialGasForDirectDeployment func(input *vmcommon.ContractCreateInput) (uint64, error)

+ DeductInitialGasForExecution func(input *vmcommon.ContractCallInput, contract []byte) (uint64, error)

+ DeductInitialGasForIndirectDeployment func(input *vmcommon.ContractCreateInput) (uint64, error)

+ FreeGas func(gas uint64)

+ GasLeft func() uint64

+ GasSchedule func() *config.GasCost

+ UseGas func(gas uint64)

+ func GetMeteringContext(context unsafe.Pointer) MeteringContext

+ type OutputContext interface

+ AddTxValueToAccount func(address []byte, value *big.Int)

+ ClearReturnData func()

+ CreateVMOutputInCaseOfError func(errCode vmcommon.ReturnCode, message string) *vmcommon.VMOutput

+ DeployCode func(address []byte, code []byte)

+ Finish func(data []byte)

+ FinishValue func(value wasmer.Value)

+ GetOutputAccount func(address []byte) (*vmcommon.OutputAccount, bool)

+ GetRefund func() uint64

+ GetVMOutput func(result wasmer.Value) *vmcommon.VMOutput

+ ReturnCode func() vmcommon.ReturnCode

+ ReturnData func() [][]byte

+ ReturnMessage func() string

+ SelfDestruct func(address []byte, beneficiary []byte)

+ SetRefund func(refund uint64)

+ SetReturnCode func(returnCode vmcommon.ReturnCode)

+ SetReturnMessage func(message string)

+ Transfer func(destination []byte, sender []byte, gasLimit uint64, value *big.Int, ...)

+ WriteLog func(address []byte, topics [][]byte, data []byte)

+ func GetOutputContext(context unsafe.Pointer) OutputContext

+ type RuntimeContext interface

+ Arguments func() [][]byte

+ CleanInstance func()

+ CreateWasmerInstance func(contract []byte, gasLimit uint64) error

+ Function func() string

+ GetFunctionToCall func() (wasmer.ExportedFunctionCallback, error)

+ GetInitFunction func() wasmer.ExportedFunctionCallback

+ GetInstanceContext func() *wasmer.InstanceContext

+ GetInstanceExports func() wasmer.ExportsMap

+ GetPointsUsed func() uint64

+ GetRuntimeBreakpointValue func() BreakpointValue

+ GetSCAddress func() []byte

+ GetVMInput func() *vmcommon.VMInput

+ GetVMType func() []byte

+ InitStateFromContractCallInput func(input *vmcommon.ContractCallInput)

+ MemLoad func(offset int32, length int32) ([]byte, error)

+ MemStore func(offset int32, data []byte) error

+ PopInstance func() error

+ PushInstance func()

+ ReadOnly func() bool

+ SetInstanceContext func(instCtx *wasmer.InstanceContext)

+ SetInstanceContextId func(id int)

+ SetPointsUsed func(gasPoints uint64)

+ SetReadOnly func(readOnly bool)

+ SetRuntimeBreakpointValue func(value BreakpointValue)

+ SetSCAddress func(scAddress []byte)

+ SetVMInput func(vmInput *vmcommon.VMInput)

+ SignalExit func(exitCode int)

+ SignalUserError func(message string)

+ func GetRuntimeContext(context unsafe.Pointer) RuntimeContext

+ type StateStack interface

+ InitState func()

+ PopState func() error

+ PushState func()

+ type StorageContext interface

+ GetStorage func(address []byte, key []byte) []byte

+ GetStorageUpdates func(address []byte) map[string]*vmcommon.StorageUpdate

+ SetStorage func(address []byte, key []byte, value []byte) int32

+ func GetStorageContext(context unsafe.Pointer) StorageContext

+ type VMHost interface

+ BigInt func() BigIntContext

+ Blockchain func() BlockchainContext

+ CreateNewContract func(input *vmcommon.ContractCreateInput) ([]byte, error)

+ Crypto func() vmcommon.CryptoHook

+ EthereumCallData func() []byte

+ ExecuteOnDestContext func(input *vmcommon.ContractCallInput) error

+ ExecuteOnSameContext func(input *vmcommon.ContractCallInput) error

+ Metering func() MeteringContext

+ Output func() OutputContext

+ Runtime func() RuntimeContext

+ Storage func() StorageContext

+ func GetVmContext(context unsafe.Pointer) VMHost

Dec 3, 2019

Changes in this version

+ const AddressLenEth

+ const ArgumentLenEth

+ func GuardedGetBytesSlice(data []byte, offset int32, length int32) ([]byte, error)

+ func GuardedMakeByteSlice2D(length int32) ([][]byte, error)

+ func InverseBytes(data []byte) []byte

+ func TryCatch(try TryFunction, catch CatchFunction, catchFallbackMessage string)

+ type CatchFunction func(error)

type CryptoContext

+ GasLeft func() uint64

+ SignalUserError func()

type EthContext

+ BoundGasLimit func(int64) uint64

+ ClearReturnData func()

type HostContext

+ BoundGasLimit func(int64) uint64

+ type TryFunction func()

Nov 22, 2019

Changes in this version

+ const InitFunctionName

+ const InitFunctionNameEth

Nov 20, 2019

Changes in this version

type EthContext

+ BlockChainHook func() vmcommon.BlockchainHook

+ CreateNewContract func(input *vmcommon.ContractCreateInput) ([]byte, error)

+ ExecuteOnDestContext func(input *vmcommon.ContractCallInput) error

+ ExecuteOnSameContext func(input *vmcommon.ContractCallInput) error

+ ReturnData func() [][]byte

+ SetReadOnly func(readOnly bool)

type HostContext

+ CreateNewContract func(input *vmcommon.ContractCreateInput) ([]byte, error)

+ ExecuteOnDestContext func(input *vmcommon.ContractCallInput) error

+ ExecuteOnSameContext func(input *vmcommon.ContractCallInput) error

+ ReturnData func() [][]byte

+ SetReadOnly func(readOnly bool)

Nov 11, 2019

Changes in this version

+ const AddressLen

+ const BalanceLen

+ const HashLen

+ func AddHostContext(ctx VMContext) int

+ func ConvertReturnValue(wasmValue wasmer.Value) *big.Int

+ func LoadBytes(from *wasmer.Memory, offset int32, length int32) []byte

+ func RemoveHostContext(idx int)

+ func StoreBytes(to *wasmer.Memory, offset int32, data []byte) error

+ type BigIntContext interface

+ Arguments func() []*big.Int

+ Finish func(data []byte)

+ GasLeft func() uint64

+ GasSchedule func() *config.GasCost

+ GetBalance func(addr []byte) []byte

+ GetOne func(id int32) *big.Int

+ GetSCAddress func() []byte

+ GetStorage func(addr []byte, key []byte) []byte

+ GetThree func(id1, id2, id3 int32) (*big.Int, *big.Int, *big.Int)

+ GetTwo func(id1, id2 int32) (*big.Int, *big.Int)

+ GetVMInput func() vmcommon.VMInput

+ Put func(value int64) int32

+ SetStorage func(addr []byte, key []byte, value []byte) int32

+ UseGas func(gas uint64)

+ func GetBigIntContext(pointer unsafe.Pointer) BigIntContext

+ type CryptoContext interface

+ CryptoHooks func() vmcommon.CryptoHook

+ GasSchedule func() *config.GasCost

+ UseGas func(gas uint64)

+ func GetCryptoContext(pointer unsafe.Pointer) CryptoContext

+ type EthContext interface

+ BlockGasLimit func() uint64

+ BlockHash func(nonce int64) []byte

+ CallData func() []byte

+ Finish func(data []byte)

+ GasLeft func() uint64

+ GasSchedule func() *config.GasCost

+ GetBalance func(addr []byte) []byte

+ GetCode func(addr []byte) []byte

+ GetCodeSize func(addr []byte) int32

+ GetSCAddress func() []byte

+ GetStorage func(addr []byte, key []byte) []byte

+ GetVMInput func() vmcommon.VMInput

+ SelfDestruct func(addr []byte, beneficiary []byte)

+ SetStorage func(addr []byte, key []byte, value []byte) int32

+ SignalUserError func()

+ Transfer func(destination []byte, sender []byte, value *big.Int, input []byte, gas int64) (gasLeft int64, err error)

+ UseGas func(gas uint64)

+ WriteLog func(addr []byte, topics [][]byte, data []byte)

+ func GetEthContext(pointer unsafe.Pointer) EthContext

type HostContext

+ func GetErdContext(pointer unsafe.Pointer) HostContext

+ BlockChainHook func() vmcommon.BlockchainHook

+ GasLeft func() uint64

+ GasSchedule func() *config.GasCost

+ UseGas func(gas uint64)

+ type VMContext interface

+ BigInContext func() BigIntContext

+ CoreContext func() HostContext

+ CryptoContext func() CryptoContext

+ EthContext func() EthContext

Oct 27, 2019

Changes in this version

+ type BigIntHandle = int32

type HostContext

+ BigAdd func(destination, op1, op2 BigIntHandle)

+ BigByteLength func(reference BigIntHandle) int32

+ BigCmp func(op1, op2 BigIntHandle) int

+ BigGet func(reference BigIntHandle) *big.Int

+ BigGetBytes func(reference BigIntHandle) []byte

+ BigGetInt64 func(destination BigIntHandle) int64

+ BigInsertInt64 func(smallValue int64) BigIntHandle

+ BigIsInt64 func(destination BigIntHandle) bool

+ BigMul func(destination, op1, op2 BigIntHandle)

+ BigSetBytes func(destination BigIntHandle, bytes []byte)

+ BigSetInt64 func(destination BigIntHandle, value int64)

+ BigSub func(destination, op1, op2 BigIntHandle)

+ BigUpdate func(destination BigIntHandle, newValue *big.Int)

+ DebugPrintBig func(value BigIntHandle)

+ LoadBalance func(addr []byte, destination BigIntHandle)

+ ReturnBigInt func(reference BigIntHandle)

+ ReturnInt32 func(value int32)

+ SendTransaction func(destination []byte, value *big.Int, input []byte, gas int64) (gasLeft int64, err error)

Sep 24, 2019

Changes in this version

+ var ErrInitFuncCalledInRun = errors.New("it is not allowed to call init in run")

+ var ErrInvalidTransfer = errors.New("invalid sender")

+ func ElrondEImports() (*wasmer.Imports, error)

+ func NewArwenVM(blockChainHook vmcommon.BlockchainHook, cryptoHook vmcommon.CryptoHook, ...) (*vmContext, error)

+ type HostContext interface

+ AccountExists func(addr []byte) bool

+ Arguments func() []*big.Int

+ BlockHash func(nonce int64) []byte

+ Finish func(data []byte)

+ Function func() string

+ GetBalance func(addr []byte) []byte

+ GetCode func(addr []byte) []byte

+ GetCodeHash func(addr []byte) []byte

+ GetCodeSize func(addr []byte) int

+ GetSCAddress func() []byte

+ GetStorage func(addr []byte, key []byte) []byte

+ GetVMInput func() vmcommon.VMInput

+ SelfDestruct func(addr []byte, beneficiary []byte)

+ SetStorage func(addr []byte, key []byte, value []byte) int32

+ SignalUserError func()

+ Transfer func(destination []byte, sender []byte, value *big.Int, input []byte, gas int64) (gasLeft int64, err error)

+ WriteLog func(addr []byte, topics [][]byte, data []byte)

+ type StorageStatus int

+ const StorageAdded

+ const StorageDeleted

+ const StorageModified

+ const StorageUnchanged