evm

package

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Versions in this module

v0

v0.23.1

Nov 14, 2018

v0.23.0

Nov 9, 2018

Changes in this version

+ const DataStackInitialCapacity

+ func EnsurePermission(st Interface, address crypto.Address, perm permission.PermFlag) errors.CodedError

+ func NewLogFreeEventSink(eventSink EventSink) *logFreeEventSink

+ func NewNoopEventSink() *noopEventSink

+ func StackOptions(callStackMaxDepth uint64, dataStackInitialCapacity uint64, ...) func(*VM)

+ type Interface interface

+ NewCache func(cacheOptions ...state.CacheOption) Interface

+ Sync func() errors.CodedError

type Params

+ CallStackMaxDepth uint64

+ DataStackInitialCapacity uint64

+ DataStackMaxDepth uint64

+ type Reader interface

+ Exists func(address crypto.Address) bool

+ GetBalance func(address crypto.Address) uint64

+ GetCode func(address crypto.Address) acm.Bytecode

+ GetPermissions func(address crypto.Address) permission.AccountPermissions

+ GetSequence func(address crypto.Address) uint64

+ GetStorage func(address crypto.Address, key binary.Word256) binary.Word256

type SNativeFunctionDescription

+ func (fn *SNativeFunctionDescription) String() string

type Stack

+ func (st *Stack) PopAddress() crypto.Address

+ func (st *Stack) PushAddress(address crypto.Address)

+ type State struct

+ func NewState(st state.ReaderWriter, cacheOptions ...state.CacheOption) *State

+ func (st *State) AddRole(address crypto.Address, role string) bool

+ func (st *State) AddToBalance(address crypto.Address, amount uint64)

+ func (st *State) CreateAccount(address crypto.Address)

+ func (st *State) Error() errors.CodedError

+ func (st *State) Exists(address crypto.Address) bool

+ func (st *State) GetBalance(address crypto.Address) uint64

+ func (st *State) GetCode(address crypto.Address) acm.Bytecode

+ func (st *State) GetPermissions(address crypto.Address) permission.AccountPermissions

+ func (st *State) GetSequence(address crypto.Address) uint64

+ func (st *State) GetStorage(address crypto.Address, key binary.Word256) binary.Word256

+ func (st *State) IncSequence(address crypto.Address)

+ func (st *State) InitCode(address crypto.Address, code []byte)

+ func (st *State) NewCache(cacheOptions ...state.CacheOption) Interface

+ func (st *State) PushError(err error)

+ func (st *State) RemoveAccount(address crypto.Address)

+ func (st *State) RemoveRole(address crypto.Address, role string) bool

+ func (st *State) SetPermission(address crypto.Address, permFlag permission.PermFlag, value bool)

+ func (st *State) SetStorage(address crypto.Address, key, value binary.Word256)

+ func (st *State) SubtractFromBalance(address crypto.Address, amount uint64)

+ func (st *State) Sync() errors.CodedError

+ func (st *State) UnsetPermission(address crypto.Address, permFlag permission.PermFlag)

+ type Writer interface

+ AddRole func(address crypto.Address, role string) bool

+ AddToBalance func(address crypto.Address, amount uint64)

+ CreateAccount func(address crypto.Address)

+ IncSequence func(address crypto.Address)

+ InitCode func(address crypto.Address, code []byte)

+ RemoveAccount func(address crypto.Address)

+ RemoveRole func(address crypto.Address, role string) bool

+ SetPermission func(address crypto.Address, permFlag permission.PermFlag, value bool)

+ SetStorage func(address crypto.Address, key, value binary.Word256)

+ SubtractFromBalance func(address crypto.Address, amount uint64)

+ UnsetPermission func(address crypto.Address, permFlag permission.PermFlag)

v0.22.0

Sep 21, 2018

v0.21.0

Aug 21, 2018

v0.20.1

Aug 17, 2018

Changes in this version

type SNativeFunctionDescription

+ Abi abi.FunctionSpec

+ Arguments reflect.Type

+ Returns reflect.Type

v0.20.0

Jul 24, 2018

Changes in this version

+ type EventSink interface

+ Call func(call *exec.CallEvent, exception *errors.Exception)

+ Log func(log *exec.LogEvent)

type VM

+ func (vm *VM) SetEventSink(em EventSink)

v0.19.0

Jun 26, 2018

Changes in this version

+ func ExecuteNativeContract(address Word256, state state.ReaderWriter, caller acm.Account, input []byte, ...) ([]byte, errors.CodedError)

+ func IsRegisteredNativeContract(address Word256) bool

v0.18.0

May 8, 2018

Changes in this version

+ const GasBaseOp

+ const GasCreateAccount

+ const GasEcRecover

+ const GasGetAccount

+ const GasIdentityBase

+ const GasIdentityWord

+ const GasRipemd160Base

+ const GasRipemd160Word

+ const GasSha256Base

+ const GasSha256Word

+ const GasSha3

+ const GasStackOp

+ const GasStorageUpdate

+ var ErrCallStackOverflow = errors.New("Call stack overflow")

+ var ErrCallStackUnderflow = errors.New("Call stack underflow")

+ var ErrCodeOutOfBounds = errors.New("Code out of bounds")

+ var ErrDataStackOverflow = errors.New("Data stack overflow")

+ var ErrDataStackUnderflow = errors.New("Data stack underflow")

+ var ErrExecutionReverted = errors.New("Execution reverted")

+ var ErrInputOutOfBounds = errors.New("Input out of bounds")

+ var ErrInsufficientBalance = errors.New("Insufficient balance")

+ var ErrInsufficientGas = errors.New("Insufficient gas")

+ var ErrInvalidContract = errors.New("Invalid contract")

+ var ErrInvalidJumpDest = errors.New("Invalid jump dest")

+ var ErrMemoryOutOfBounds = errors.New("Memory out of bounds")

+ var ErrNativeContractCodeCopy = errors.New("Tried to copy native contract code")

+ var ErrUnknownAddress = errors.New("Unknown address")

+ func DebugOpcodes(vm *VM)

+ func DeriveNewAccount(creator acm.MutableAccount, permissions ptypes.AccountPermissions, ...) acm.MutableAccount

+ func DumpTokens(vm *VM)

+ func HasPermission(stateWriter state.Writer, acc acm.Account, perm ptypes.PermFlag) bool

+ func Is64BitOverflow(word Word256) bool

+ func MemoryProvider(memoryProvider func() Memory) func(*VM)

+ func RegisterNativeContract(addr Word256, fn NativeContract) bool

+ func RegisteredNativeContract(address Word256) bool

+ func SNativeContracts() map[string]*SNativeContractDescription

+ func ValidPermN(n ptypes.PermFlag) bool

+ type ErrCall struct

+ CallError error

+ NestedErrors []ErrNestedCall

+ func (err ErrCall) Error() string

+ type ErrLacksSNativePermission struct

+ Address acm.Address

+ SNative string

+ func (e ErrLacksSNativePermission) Error() string

+ type ErrNestedCall struct

+ Callee acm.Address

+ Caller acm.Address

+ NestedError error

+ StackDepth int

+ func (err ErrNestedCall) Error() string

+ type ErrPermission struct

+ func (err ErrPermission) Error() string

+ type FakeAppState struct

+ func (fas *FakeAppState) GetAccount(addr acm.Address) (acm.Account, error)

+ func (fas *FakeAppState) GetStorage(addr acm.Address, key Word256) (Word256, error)

+ func (fas *FakeAppState) RemoveAccount(address acm.Address) error

+ func (fas *FakeAppState) SetStorage(addr acm.Address, key Word256, value Word256) error

+ func (fas *FakeAppState) UpdateAccount(account acm.Account) error

+ type Memory interface

+ Capacity func() *big.Int

+ Read func(offset, length *big.Int) ([]byte, error)

+ Write func(offset *big.Int, value []byte) error

+ func DefaultDynamicMemoryProvider() Memory

+ func NewDynamicMemory(initialCapacity, maximumCapacity uint64) Memory

+ type NativeContract func(state state.Writer, caller acm.Account, input []byte, gas *uint64, ...) (output []byte, err error)

+ type Params struct

+ BlockHash Word256

+ BlockHeight uint64

+ BlockTime int64

+ GasLimit uint64

+ type SNativeContractDescription struct

+ Comment string

+ Name string

+ func NewSNativeContract(comment, name string, functions ...*SNativeFunctionDescription) *SNativeContractDescription

+ func (contract *SNativeContractDescription) Address() (address acm.Address)

+ func (contract *SNativeContractDescription) Dispatch(state state.Writer, caller acm.Account, args []byte, gas *uint64, ...) (output []byte, err error)

+ func (contract *SNativeContractDescription) FunctionByID(id abi.FunctionSelector) (*SNativeFunctionDescription, error)

+ func (contract *SNativeContractDescription) FunctionByName(name string) (*SNativeFunctionDescription, error)

+ func (contract *SNativeContractDescription) Functions() []*SNativeFunctionDescription

+ type SNativeFunctionDescription struct

+ Args []abi.Arg

+ Comment string

+ F NativeContract

+ Name string

+ PermFlag ptypes.PermFlag

+ Return abi.Return

+ func (function *SNativeFunctionDescription) ID() abi.FunctionSelector

+ func (function *SNativeFunctionDescription) NArgs() int

+ func (function *SNativeFunctionDescription) Signature() string

+ type Stack struct

+ func NewStack(capacity int, gas *uint64, err *error) *Stack

+ func (st *Stack) Dup(n int)

+ func (st *Stack) Len() int

+ func (st *Stack) Peek() Word256

+ func (st *Stack) Pop() Word256

+ func (st *Stack) Pop64() (int64, error)

+ func (st *Stack) PopBigInt() *big.Int

+ func (st *Stack) PopBigIntSigned() *big.Int

+ func (st *Stack) PopBytes() []byte

+ func (st *Stack) PopU64() (uint64, error)

+ func (st *Stack) Print(n int)

+ func (st *Stack) Push(d Word256)

+ func (st *Stack) Push64(i int64)

+ func (st *Stack) PushBigInt(bigInt *big.Int) Word256

+ func (st *Stack) PushBytes(bz []byte)

+ func (st *Stack) PushU64(i uint64)

+ func (st *Stack) Swap(n int)

+ type VM struct

+ func NewVM(stateWriter state.Writer, params Params, origin acm.Address, txid []byte, ...) *VM

+ func (vm *VM) Call(caller, callee acm.MutableAccount, code, input []byte, value uint64, ...) (output []byte, err error)

+ func (vm *VM) Debugf(format string, a ...interface{})

+ func (vm *VM) DelegateCall(caller acm.Account, callee acm.MutableAccount, code, input []byte, ...) (output []byte, err error)

+ func (vm *VM) SetPublisher(publisher event.Publisher)

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