state

package
v0.94.0-pre Latest Latest
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 Go to latest Published: Feb 15, 2021 License: MIT Imports: 23 Imported by: 40

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Index

Constants

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const NEP17TransferBatchSize = 128

NEP17TransferBatchSize is the maximum number of entries for NEP17TransferLog.

Variables

This section is empty.

Functions

func CreateContractHash added in v0.92.0 

func CreateContractHash(sender util.Uint160, checksum uint32, name string) util.Uint160

CreateContractHash creates deployed contract hash from transaction sender and contract script.

func CreateNativeContractScript added in v0.93.0 

func CreateNativeContractScript(id int32) []byte

CreateNativeContractScript returns script for the native contract.

Types

type AppExecResult 

type AppExecResult struct {
	Container util.Uint256
	Execution
}

AppExecResult represent the result of the script execution, gathering together all resulting notifications, state, stack and other metadata.

func (*AppExecResult) DecodeBinary 

func (aer *AppExecResult) DecodeBinary(r *io.BinReader)

DecodeBinary implements the Serializable interface.

func (*AppExecResult) EncodeBinary 

func (aer *AppExecResult) EncodeBinary(w *io.BinWriter)

EncodeBinary implements the Serializable interface.

func (*AppExecResult) MarshalJSON added in v0.92.0 

func (aer *AppExecResult) MarshalJSON() ([]byte, error)

MarshalJSON implements implements json.Marshaler interface.

func (*AppExecResult) UnmarshalJSON added in v0.92.0 

func (aer *AppExecResult) UnmarshalJSON(data []byte) error

UnmarshalJSON implements implements json.Unmarshaler interface.

type Contract 

type Contract struct {
	ContractBase
	UpdateCounter uint16 `json:"updatecounter"`
}

Contract holds information about a smart contract in the NEO blockchain.

func (*Contract) DecodeBinary 

func (c *Contract) DecodeBinary(r *io.BinReader)

DecodeBinary implements Serializable interface.

func (*Contract) EncodeBinary 

func (c *Contract) EncodeBinary(w *io.BinWriter)

EncodeBinary implements Serializable interface.

func (*Contract) FromStackItem added in v0.92.0 

func (c *Contract) FromStackItem(item stackitem.Item) error

FromStackItem fills Contract's data from given stack itemized contract representation.

func (*Contract) ToStackItem added in v0.92.0 

func (c *Contract) ToStackItem() (stackitem.Item, error)

ToStackItem converts state.Contract to stackitem.Item

type ContractBase added in v0.93.0 

type ContractBase struct {
	ID       int32             `json:"id"`
	Hash     util.Uint160      `json:"hash"`
	NEF      nef.File          `json:"nef"`
	Manifest manifest.Manifest `json:"manifest"`
}

ContractBase represents part shared by native and user-deployed contracts.

type Deposit added in v0.92.0 

type Deposit struct {
	Amount *big.Int
	Till   uint32
}

Deposit represents GAS deposit from Notary contract.

func (*Deposit) DecodeBinary added in v0.92.0 

func (d *Deposit) DecodeBinary(r *io.BinReader)

DecodeBinary implements io.Serializable interface.

func (*Deposit) EncodeBinary added in v0.92.0 

func (d *Deposit) EncodeBinary(w *io.BinWriter)

EncodeBinary implements io.Serializable interface.

type Execution added in v0.92.0 

type Execution struct {
	Trigger        trigger.Type
	VMState        vm.State
	GasConsumed    int64
	Stack          []stackitem.Item
	Events         []NotificationEvent
	FaultException string
}

Execution represents the result of a single script execution, gathering together all resulting notifications, state, stack and other metadata.

func (Execution) MarshalJSON added in v0.92.0 

func (e Execution) MarshalJSON() ([]byte, error)

MarshalJSON implements implements json.Marshaler interface.

func (*Execution) UnmarshalJSON added in v0.92.0 

func (e *Execution) UnmarshalJSON(data []byte) error

UnmarshalJSON implements implements json.Unmarshaler interface.

type MPTRoot added in v0.76.0 

type MPTRoot struct {
	MPTRootBase
	Witness *transaction.Witness `json:"witness,omitempty"`
}

MPTRoot represents storage state root together with sign info.

func (*MPTRoot) DecodeBinary added in v0.76.0 

func (s *MPTRoot) DecodeBinary(r *io.BinReader)

DecodeBinary implements io.Serializable.

func (*MPTRoot) EncodeBinary added in v0.76.0 

func (s *MPTRoot) EncodeBinary(w *io.BinWriter)

EncodeBinary implements io.Serializable.

type MPTRootBase added in v0.76.0 

type MPTRootBase struct {
	Version  byte         `json:"version"`
	Index    uint32       `json:"index"`
	PrevHash util.Uint256 `json:"prehash"`
	Root     util.Uint256 `json:"stateroot"`
}

MPTRootBase represents storage state root.

func (*MPTRootBase) DecodeBinary added in v0.76.0 

func (s *MPTRootBase) DecodeBinary(r *io.BinReader)

DecodeBinary implements io.Serializable.

func (*MPTRootBase) EncodeBinary added in v0.76.0 

func (s *MPTRootBase) EncodeBinary(w *io.BinWriter)

EncodeBinary implements io.Serializable.

func (*MPTRootBase) Equals added in v0.76.0 

func (s *MPTRootBase) Equals(other *MPTRootBase) bool

Equals checks if s == other.

func (*MPTRootBase) GetSignedHash added in v0.92.0 

func (s *MPTRootBase) GetSignedHash() util.Uint256

GetSignedHash returns hash of MPTRootBase which needs to be signed.

func (*MPTRootBase) GetSignedPart added in v0.76.0 

func (s *MPTRootBase) GetSignedPart() []byte

GetSignedPart returns part of MPTRootBase which needs to be signed.

func (*MPTRootBase) Hash added in v0.76.0 

func (s *MPTRootBase) Hash() util.Uint256

Hash returns hash of s.

type MPTRootState added in v0.76.0 

type MPTRootState struct {
	MPTRoot `json:"stateroot"`
	Flag    MPTRootStateFlag `json:"flag"`
}

MPTRootState represents state root together with its verification state.

func (*MPTRootState) DecodeBinary added in v0.76.0 

func (s *MPTRootState) DecodeBinary(r *io.BinReader)

DecodeBinary implements io.Serializable.

func (*MPTRootState) EncodeBinary added in v0.76.0 

func (s *MPTRootState) EncodeBinary(w *io.BinWriter)

EncodeBinary implements io.Serializable.

type MPTRootStateFlag added in v0.76.0 

type MPTRootStateFlag byte

MPTRootStateFlag represents verification state of the state root. 

const (
	Unverified MPTRootStateFlag = 0x00
	Verified   MPTRootStateFlag = 0x01
	Invalid    MPTRootStateFlag = 0x03
)

Possible verification states of MPTRoot.

func (MPTRootStateFlag) MarshalJSON added in v0.76.0 

func (f MPTRootStateFlag) MarshalJSON() ([]byte, error)

MarshalJSON implements json.Marshaler.

func (MPTRootStateFlag) String added in v0.76.0 

func (f MPTRootStateFlag) String() string

String implements fmt.Stringer.

func (*MPTRootStateFlag) UnmarshalJSON added in v0.76.0 

func (f *MPTRootStateFlag) UnmarshalJSON(data []byte) error

UnmarshalJSON implements json.Unmarshaler.

type NEOBalanceState added in v0.90.0 

type NEOBalanceState struct {
	NEP17BalanceState
	BalanceHeight uint32
	VoteTo        *keys.PublicKey
}

NEOBalanceState represents balance state of a NEO-token.

func NEOBalanceStateFromBytes added in v0.90.0 

func NEOBalanceStateFromBytes(b []byte) (*NEOBalanceState, error)

NEOBalanceStateFromBytes converts serialized NEOBalanceState to structure.

func (*NEOBalanceState) Bytes added in v0.90.0 

func (s *NEOBalanceState) Bytes() []byte

Bytes returns serialized NEOBalanceState.

func (*NEOBalanceState) DecodeBinary added in v0.90.0 

func (s *NEOBalanceState) DecodeBinary(r *io.BinReader)

DecodeBinary implements io.Serializable interface.

func (*NEOBalanceState) EncodeBinary added in v0.90.0 

func (s *NEOBalanceState) EncodeBinary(w *io.BinWriter)

EncodeBinary implements io.Serializable interface.

type NEP17BalanceState added in v0.92.0 

type NEP17BalanceState struct {
	Balance big.Int
}

NEP17BalanceState represents balance state of a NEP17-token.

func NEP17BalanceStateFromBytes added in v0.92.0 

func NEP17BalanceStateFromBytes(b []byte) (*NEP17BalanceState, error)

NEP17BalanceStateFromBytes converts serialized NEP17BalanceState to structure.

func (*NEP17BalanceState) Bytes added in v0.92.0 

func (s *NEP17BalanceState) Bytes() []byte

Bytes returns serialized NEP17BalanceState.

func (*NEP17BalanceState) DecodeBinary added in v0.92.0 

func (s *NEP17BalanceState) DecodeBinary(r *io.BinReader)

DecodeBinary implements io.Serializable interface.

func (*NEP17BalanceState) EncodeBinary added in v0.92.0 

func (s *NEP17BalanceState) EncodeBinary(w *io.BinWriter)

EncodeBinary implements io.Serializable interface.

type NEP17Balances added in v0.92.0 

type NEP17Balances struct {
	Trackers map[int32]NEP17Tracker
	// NextTransferBatch stores an index of the next transfer batch.
	NextTransferBatch uint32
}

NEP17Balances is a map of the NEP17 contract IDs to the corresponding structures.

func NewNEP17Balances added in v0.92.0 

func NewNEP17Balances() *NEP17Balances

NewNEP17Balances returns new NEP17Balances.

func (*NEP17Balances) DecodeBinary added in v0.92.0 

func (bs *NEP17Balances) DecodeBinary(r *io.BinReader)

DecodeBinary implements io.Serializable interface.

func (*NEP17Balances) EncodeBinary added in v0.92.0 

func (bs *NEP17Balances) EncodeBinary(w *io.BinWriter)

EncodeBinary implements io.Serializable interface.

type NEP17Tracker added in v0.92.0 

type NEP17Tracker struct {
	// Balance is the current balance of the account.
	Balance big.Int
	// LastUpdatedBlock is a number of block when last `transfer` to or from the
	// account occurred.
	LastUpdatedBlock uint32
}

NEP17Tracker contains info about a single account in a NEP17 contract.

func (*NEP17Tracker) DecodeBinary added in v0.92.0 

func (t *NEP17Tracker) DecodeBinary(r *io.BinReader)

DecodeBinary implements io.Serializable interface.

func (*NEP17Tracker) EncodeBinary added in v0.92.0 

func (t *NEP17Tracker) EncodeBinary(w *io.BinWriter)

EncodeBinary implements io.Serializable interface.

type NEP17Transfer added in v0.92.0 

type NEP17Transfer struct {
	// Asset is a NEP17 contract ID.
	Asset int32
	// Address is the address of the sender.
	From util.Uint160
	// To is the address of the receiver.
	To util.Uint160
	// Amount is the amount of tokens transferred.
	// It is negative when tokens are sent and positive if they are received.
	Amount big.Int
	// Block is a number of block when the event occurred.
	Block uint32
	// Timestamp is the timestamp of the block where transfer occurred.
	Timestamp uint64
	// Tx is a hash the transaction.
	Tx util.Uint256
}

NEP17Transfer represents a single NEP17 Transfer event.

func (*NEP17Transfer) DecodeBinary added in v0.92.0 

func (t *NEP17Transfer) DecodeBinary(r *io.BinReader)

DecodeBinary implements io.Serializable interface.

func (*NEP17Transfer) EncodeBinary added in v0.92.0 

func (t *NEP17Transfer) EncodeBinary(w *io.BinWriter)

EncodeBinary implements io.Serializable interface.

type NEP17TransferLog added in v0.92.0 

type NEP17TransferLog struct {
	Raw []byte
}

NEP17TransferLog is a log of NEP17 token transfers for the specific command.

func (*NEP17TransferLog) Append added in v0.92.0 

func (lg *NEP17TransferLog) Append(tr *NEP17Transfer) error

Append appends single transfer to a log.

func (*NEP17TransferLog) ForEach added in v0.92.0 

func (lg *NEP17TransferLog) ForEach(f func(*NEP17Transfer) (bool, error)) (bool, error)

ForEach iterates over transfer log returning on first error.

func (*NEP17TransferLog) Size added in v0.92.0 

func (lg *NEP17TransferLog) Size() int

Size returns an amount of transfer written in log.

type NFTAccountState added in v0.93.0 

type NFTAccountState struct {
	NEP17BalanceState
	Tokens [][]byte
}

NFTAccountState represents state of nonfunglible account.

func (*NFTAccountState) Add added in v0.93.0 

func (s *NFTAccountState) Add(tokenID []byte) bool

Add adds token id to the set of account tokens and returns true on success.

func (*NFTAccountState) DecodeBinary added in v0.93.0 

func (s *NFTAccountState) DecodeBinary(r *io.BinReader)

DecodeBinary implements io.Serializable.

func (*NFTAccountState) EncodeBinary added in v0.93.0 

func (s *NFTAccountState) EncodeBinary(w *io.BinWriter)

EncodeBinary implements io.Serializable.

func (*NFTAccountState) FromStackItem added in v0.93.0 

func (s *NFTAccountState) FromStackItem(item stackitem.Item) error

FromStackItem converts stackitem to NFTAccountState.

func (*NFTAccountState) Remove added in v0.93.0 

func (s *NFTAccountState) Remove(tokenID []byte) bool

Remove removes token id to the set of account tokens and returns true on success.

func (*NFTAccountState) ToStackItem added in v0.93.0 

func (s *NFTAccountState) ToStackItem() stackitem.Item

ToStackItem converts NFTAccountState to stackitem.

type NFTTokenState added in v0.93.0 

type NFTTokenState struct {
	Owner       util.Uint160
	Name        string
	Description string
}

NFTTokenState represents state of nonfungible token.

func (*NFTTokenState) Base added in v0.93.0 

func (s *NFTTokenState) Base() *NFTTokenState

Base returns base class.

func (*NFTTokenState) DecodeBinary added in v0.93.0 

func (s *NFTTokenState) DecodeBinary(r *io.BinReader)

DecodeBinary implements io.Serializable.

func (*NFTTokenState) EncodeBinary added in v0.93.0 

func (s *NFTTokenState) EncodeBinary(w *io.BinWriter)

EncodeBinary implements io.Serializable.

func (*NFTTokenState) FromStackItem added in v0.93.0 

func (s *NFTTokenState) FromStackItem(item stackitem.Item) error

FromStackItem converts stackitem to NFTTokenState.

func (*NFTTokenState) ID added in v0.93.0 

func (s *NFTTokenState) ID() []byte

ID returns token id.

func (*NFTTokenState) ToMap added in v0.93.0 

func (s *NFTTokenState) ToMap() *stackitem.Map

ToMap converts NFTTokenState to Map stackitem.

func (*NFTTokenState) ToStackItem added in v0.93.0 

func (s *NFTTokenState) ToStackItem() stackitem.Item

ToStackItem converts NFTTokenState to stackitem.

type NativeContract added in v0.93.0 

type NativeContract struct {
	ContractBase
	ActiveBlockIndex uint32 `json:"activeblockindex"`
}

NativeContract holds information about native contract.

type NotificationEvent 

type NotificationEvent struct {
	ScriptHash util.Uint160     `json:"contract"`
	Name       string           `json:"eventname"`
	Item       *stackitem.Array `json:"state"`
}

NotificationEvent is a tuple of scripthash that emitted the Item as a notification and that item itself.

func (*NotificationEvent) DecodeBinary 

func (ne *NotificationEvent) DecodeBinary(r *io.BinReader)

DecodeBinary implements the Serializable interface.

func (*NotificationEvent) EncodeBinary 

func (ne *NotificationEvent) EncodeBinary(w *io.BinWriter)

EncodeBinary implements the Serializable interface.

func (NotificationEvent) MarshalJSON added in v0.92.0 

func (ne NotificationEvent) MarshalJSON() ([]byte, error)

MarshalJSON implements implements json.Marshaler interface.

func (*NotificationEvent) UnmarshalJSON added in v0.92.0 

func (ne *NotificationEvent) UnmarshalJSON(data []byte) error

UnmarshalJSON implements json.Unmarshaler interface.

type OracleRequest added in v0.92.0 

type OracleRequest struct {
	OriginalTxID     util.Uint256
	GasForResponse   uint64
	URL              string
	Filter           *string
	CallbackContract util.Uint160
	CallbackMethod   string
	UserData         []byte
}

OracleRequest represents oracle request.

func (*OracleRequest) Bytes added in v0.92.0 

func (o *OracleRequest) Bytes() []byte

Bytes return o serizalized to a byte-slice.

func (*OracleRequest) DecodeBinary added in v0.92.0 

func (o *OracleRequest) DecodeBinary(r *io.BinReader)

DecodeBinary implements io.Serializable.

func (*OracleRequest) EncodeBinary added in v0.92.0 

func (o *OracleRequest) EncodeBinary(w *io.BinWriter)

EncodeBinary implements io.Serializable.

type StorageItem 

type StorageItem struct {
	Value   []byte
	IsConst bool
}

StorageItem is the value to be stored with read-only flag.

func (*StorageItem) DecodeBinary 

func (si *StorageItem) DecodeBinary(r *io.BinReader)

DecodeBinary implements Serializable interface.

func (*StorageItem) EncodeBinary 

func (si *StorageItem) EncodeBinary(w *io.BinWriter)

EncodeBinary implements Serializable interface.

type Validator 

type Validator struct {
	Key   *keys.PublicKey
	Votes *big.Int
}

Validator holds the state of a validator (its key and votes balance).

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