native

package
v0.91.0 Latest Latest
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 Go to latest Published: Aug 18, 2020 License: MIT Imports: 27 Imported by: 6

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Index

Constants

View Source 
const GASFactor = NEOTotalSupply

GASFactor is a divisor for finding GAS integral value.

View Source 
const (

	// NEOTotalSupply is the total amount of NEO in the system.
	NEOTotalSupply = 100000000
)

Variables

This section is empty.

Functions

func Call added in v0.91.0 

func Call(ic *interop.Context) error

Call calls specified native contract method.

func Deploy 

func Deploy(ic *interop.Context) error

Deploy deploys native contract.

Types

type BlockedAccounts 

type BlockedAccounts []util.Uint160

BlockedAccounts represents a slice of blocked accounts hashes.

func BlockedAccountsFromBytes 

func BlockedAccountsFromBytes(b []byte) (BlockedAccounts, error)

BlockedAccountsFromBytes converts serialized BlockedAccounts to structure.

func (*BlockedAccounts) Bytes 

func (ba *BlockedAccounts) Bytes() []byte

Bytes returns serialized BlockedAccounts.

func (*BlockedAccounts) DecodeBinary 

func (ba *BlockedAccounts) DecodeBinary(r *io.BinReader)

DecodeBinary implements io.Serializable interface.

func (*BlockedAccounts) EncodeBinary 

func (ba *BlockedAccounts) EncodeBinary(w *io.BinWriter)

EncodeBinary implements io.Serializable interface.

func (*BlockedAccounts) ToStackItem 

func (ba *BlockedAccounts) ToStackItem() stackitem.Item

ToStackItem converts BlockedAccounts to stackitem.Item

type Contracts 

type Contracts struct {
	NEO       *NEO
	GAS       *GAS
	Policy    *Policy
	Contracts []interop.Contract
	// contains filtered or unexported fields
}

Contracts is a set of registered native contracts.

func NewContracts 

func NewContracts() *Contracts

NewContracts returns new set of native contracts with new GAS, NEO and Policy contracts.

func (*Contracts) ByHash 

func (cs *Contracts) ByHash(h util.Uint160) interop.Contract

ByHash returns native contract with the specified hash.

func (*Contracts) GetPersistScript 

func (cs *Contracts) GetPersistScript() []byte

GetPersistScript returns VM script calling "onPersist" method of every native contract.

type GAS 

type GAS struct {
	NEO *NEO
	// contains filtered or unexported fields
}

GAS represents GAS native contract.

func NewGAS 

func NewGAS() *GAS

NewGAS returns GAS native contract.

func (*GAS) Decimals 

func (c *GAS) Decimals(_ *interop.Context, _ []stackitem.Item) stackitem.Item

func (*GAS) Initialize 

func (g *GAS) Initialize(ic *interop.Context) error

Initialize initializes GAS contract.

func (*GAS) Metadata 

func (c *GAS) Metadata() *interop.ContractMD

func (*GAS) Name 

func (c *GAS) Name(_ *interop.Context, _ []stackitem.Item) stackitem.Item

func (*GAS) OnPersist 

func (g *GAS) OnPersist(ic *interop.Context) error

OnPersist implements Contract interface.

func (*GAS) Symbol 

func (c *GAS) Symbol(_ *interop.Context, _ []stackitem.Item) stackitem.Item

func (*GAS) TotalSupply 

func (c *GAS) TotalSupply(ic *interop.Context, _ []stackitem.Item) stackitem.Item

func (*GAS) Transfer 

func (c *GAS) Transfer(ic *interop.Context, args []stackitem.Item) stackitem.Item

func (*GAS) TransferInternal added in v0.91.0 

func (c *GAS) TransferInternal(ic *interop.Context, from, to util.Uint160, amount *big.Int) error

TransferInternal transfers NEO between accounts.

type NEO 

type NEO struct {
	GAS *GAS
	// contains filtered or unexported fields
}

NEO represents NEO native contract.

func NewNEO 

func NewNEO() *NEO

NewNEO returns NEO native contract.

func (*NEO) Decimals 

func (c *NEO) Decimals(_ *interop.Context, _ []stackitem.Item) stackitem.Item

func (*NEO) GetCandidates added in v0.91.0 

func (n *NEO) GetCandidates(d dao.DAO) ([]state.Validator, error)

GetCandidates returns current registered validators list with keys and votes.

func (*NEO) GetNextBlockValidatorsInternal 

func (n *NEO) GetNextBlockValidatorsInternal(bc blockchainer.Blockchainer, d dao.DAO) (keys.PublicKeys, error)

GetNextBlockValidatorsInternal returns next block validators.

func (*NEO) GetValidatorsInternal 

func (n *NEO) GetValidatorsInternal(bc blockchainer.Blockchainer, d dao.DAO) (keys.PublicKeys, error)

GetValidatorsInternal returns a list of current validators.

func (*NEO) Initialize 

func (n *NEO) Initialize(ic *interop.Context) error

Initialize initializes NEO contract.

func (*NEO) Metadata 

func (c *NEO) Metadata() *interop.ContractMD

func (*NEO) ModifyAccountVotes 

func (n *NEO) ModifyAccountVotes(acc *state.NEOBalanceState, d dao.DAO, value *big.Int, typ int) error

ModifyAccountVotes modifies votes of the specified account by value (can be negative). typ specifies if this modify is occurring during transfer or vote (with old or new validator).

func (*NEO) Name 

func (c *NEO) Name(_ *interop.Context, _ []stackitem.Item) stackitem.Item

func (*NEO) OnPersist 

func (n *NEO) OnPersist(ic *interop.Context) error

OnPersist implements Contract interface.

func (*NEO) RegisterCandidateInternal added in v0.91.0 

func (n *NEO) RegisterCandidateInternal(ic *interop.Context, pub *keys.PublicKey) error

RegisterCandidateInternal registers pub as a new candidate.

func (*NEO) Symbol 

func (c *NEO) Symbol(_ *interop.Context, _ []stackitem.Item) stackitem.Item

func (*NEO) TotalSupply 

func (c *NEO) TotalSupply(ic *interop.Context, _ []stackitem.Item) stackitem.Item

func (*NEO) Transfer 

func (c *NEO) Transfer(ic *interop.Context, args []stackitem.Item) stackitem.Item

func (*NEO) TransferInternal added in v0.91.0 

func (c *NEO) TransferInternal(ic *interop.Context, from, to util.Uint160, amount *big.Int) error

TransferInternal transfers NEO between accounts.

func (*NEO) UnregisterCandidateInternal added in v0.91.0 

func (n *NEO) UnregisterCandidateInternal(ic *interop.Context, pub *keys.PublicKey) error

UnregisterCandidateInternal unregisters pub as a candidate.

func (*NEO) VoteInternal 

func (n *NEO) VoteInternal(ic *interop.Context, h util.Uint160, pub *keys.PublicKey) error

VoteInternal votes from account h for validarors specified in pubs.

type Policy 

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

Policy represents Policy native contract.

func (*Policy) CheckPolicy 

func (p *Policy) CheckPolicy(d dao.DAO, tx *transaction.Transaction) error

CheckPolicy checks whether transaction conforms to current policy restrictions like not being signed by blocked account or not exceeding block-level system fee limit.

func (*Policy) GetBlockedAccountsInternal 

func (p *Policy) GetBlockedAccountsInternal(dao dao.DAO) (BlockedAccounts, error)

GetBlockedAccountsInternal returns list of blocked accounts hashes.

func (*Policy) GetFeePerByteInternal 

func (p *Policy) GetFeePerByteInternal(dao dao.DAO) int64

GetFeePerByteInternal returns required transaction's fee per byte.

func (*Policy) GetMaxBlockSizeInternal added in v0.91.0 

func (p *Policy) GetMaxBlockSizeInternal(dao dao.DAO) uint32

GetMaxBlockSizeInternal returns maximum block size.

func (*Policy) GetMaxBlockSystemFeeInternal added in v0.91.0 

func (p *Policy) GetMaxBlockSystemFeeInternal(dao dao.DAO) int64

GetMaxBlockSystemFeeInternal the maximum overall system fee per block.

func (*Policy) GetMaxTransactionsPerBlockInternal 

func (p *Policy) GetMaxTransactionsPerBlockInternal(dao dao.DAO) uint32

GetMaxTransactionsPerBlockInternal returns the upper limit of transactions per block.

func (*Policy) GetMaxVerificationGas added in v0.91.0 

func (p *Policy) GetMaxVerificationGas(_ dao.DAO) int64

GetMaxVerificationGas returns maximum gas allowed to be burned during verificaion.

func (*Policy) Initialize 

func (p *Policy) Initialize(ic *interop.Context) error

Initialize initializes Policy native contract and implements Contract interface.

func (*Policy) Metadata 

func (p *Policy) Metadata() *interop.ContractMD

Metadata implements Contract interface.

func (*Policy) OnPersist 

func (p *Policy) OnPersist(ic *interop.Context) error

OnPersist implements Contract interface.

func (*Policy) OnPersistEnd 

func (p *Policy) OnPersistEnd(dao dao.DAO)

OnPersistEnd updates cached Policy values if they've been changed

Source Files

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