meta

package

v0.53.0 Latest Latest Go to latest Published: May 21, 2026 License: GPL-3.0 Imports: 29 Imported by: 0

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const (
	MetaDataContractID   = math.MinInt32
	MetaDataContractName = "MetaData"
)

Metadata contract identifiers.

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var (

	// Hash is a hash of native MetaData contract.
	Hash = state.CreateNativeContractHash(MetaDataContractName)
)

This section is empty.

type MetaData struct {
	interop.ContractMD
	// contains filtered or unexported fields
}

MetaData is a native contract for processing NeoFS objects meta data.

func NewMetadata(neo native.INEO) *MetaData

NewMetadata returns native MetaData native contract.

func (m *MetaData) ActiveIn() *config.Hardfork

func (m *MetaData) Initialize(_ *interop.Context, _ *config.Hardfork, _ *interop.HFSpecificContractMD) error

func (m *MetaData) InitializeCache(_ interop.IsHardforkEnabled, _ uint32, _ *dao.Simple) error

func (m *MetaData) Metadata() *interop.ContractMD

func (m *MetaData) OnPersist(_ *interop.Context) error

func (m *MetaData) PostPersist(_ *interop.Context) error

type Placement []PlacementVector

Placement is a placeholder for container's storage nodes list.

func (p *Placement) FromStackItem(it stackitem.Item) error

func (p Placement) ToSCParameter() (smartcontract.Parameter, error)

func (p Placement) ToStackItem() (stackitem.Item, error)

type PlacementVector struct {
	REP   uint8
	Nodes keys.PublicKeys
}

PlacementVector is a single placement vector in NeoFS Placement.

func (p *PlacementVector) FromStackItem(it stackitem.Item) error

func (p PlacementVector) ToStackItem() (stackitem.Item, error)