contract

Documentation

Index

• func ContractParameterTypeToByte(c []ContractParameterType) []byte
• func CreateMultiSigRedeemScript(m int, pubkeys []*crypto.PubKey) ([]byte, error)
• func CreateSignatureRedeemScript(pubkey *crypto.PubKey) ([]byte, error)
• type Contract
  • func CreateMultiSigContract(publicKeyHash Uint160, m int, publicKeys []*crypto.PubKey) (*Contract, error)
  • func CreateSignatureContract(ownerPubKey *crypto.PubKey) (*Contract, error)
  • func (c *Contract) Deserialize(r io.Reader) error
  • func (c *Contract) GetType() ContractType
  • func (c *Contract) IsMultiSigContract() bool
  • func (c *Contract) IsStandard() bool
  • func (c *Contract) Serialize(w io.Writer) error
  • func (c *Contract) ToArray() []byte
• type ContractContext
  • func NewContractContext(data sig.SignableData) *ContractContext
  • func (ctx *ContractContext) Add(contract *Contract, index int, parameter []byte) error
  • func (ctx *ContractContext) AddContract(contract *Contract, pubkey *crypto.PubKey, parameter []byte) error
  • func (ctx *ContractContext) AddMultiSignatures(index int, contract *Contract, pubkey *crypto.PubKey, parameter []byte) error
  • func (ctx *ContractContext) AddSignatureToMultiList(contractIndex int, contract *Contract, pubkey *crypto.PubKey, parameter []byte) error
  • func (ctx *ContractContext) GetIndex(programHash Uint160) int
  • func (ctx *ContractContext) GetPrograms() []*pg.Program
  • func (ctx *ContractContext) IsCompleted() bool
  • func (ctx *ContractContext) ParseContractPubKeys(contract *Contract) (map[string]int, error)
• type ContractParameterType
  • func ByteToContractParameterType(b []byte) []ContractParameterType
• type ContractType
• type ParameterIndex
• type ParameterIndexSlice
  • func (p ParameterIndexSlice) Len() int
  • func (p ParameterIndexSlice) Less(i, j int) bool
  • func (p ParameterIndexSlice) Swap(i, j int)
• type PubkeyParameter

Functions

func ContractParameterTypeToByte

func ContractParameterTypeToByte(c []ContractParameterType) []byte

func CreateMultiSigRedeemScript

func CreateMultiSigRedeemScript(m int, pubkeys []*crypto.PubKey) ([]byte, error)

func CreateSignatureRedeemScript

func CreateSignatureRedeemScript(pubkey *crypto.PubKey) ([]byte, error)

Types

type Contract

type Contract struct {

	//the contract program code,which will be run on VM or specific envrionment
	Code []byte

	//the Contract Parameter type list
	// describe the number of contract program parameters and the parameter type
	Parameters []ContractParameterType

	//The program hash as contract address
	ProgramHash Uint160

	//owner's pubkey hash indicate the owner of contract
	OwnerPubkeyHash Uint160
}

Contract include the program codes with parameters which can be executed on specific evnrioment

func CreateMultiSigContract

func CreateMultiSigContract(publicKeyHash Uint160, m int, publicKeys []*crypto.PubKey) (*Contract, error)

create a Multi Singature contract for owner 。

func CreateSignatureContract

func CreateSignatureContract(ownerPubKey *crypto.PubKey) (*Contract, error)

create a Single Singature contract for owner

func (*Contract) Deserialize

func (c *Contract) Deserialize(r io.Reader) error

func (*Contract) GetType

func (c *Contract) GetType() ContractType

func (*Contract) IsMultiSigContract

func (c *Contract) IsMultiSigContract() bool

func (*Contract) IsStandard

func (c *Contract) IsStandard() bool

func (*Contract) Serialize

func (c *Contract) Serialize(w io.Writer) error

func (*Contract) ToArray

func (c *Contract) ToArray() []byte

type ContractContext

type ContractContext struct {
	Data          sig.SignableData
	ProgramHashes []Uint160
	Codes         [][]byte
	Parameters    [][][]byte

	MultiPubkeyPara [][]PubkeyParameter
	// contains filtered or unexported fields
}

func NewContractContext

func NewContractContext(data sig.SignableData) *ContractContext

func (*ContractContext) Add

func (ctx *ContractContext) Add(contract *Contract, index int, parameter []byte) error

func (*ContractContext) AddContract

func (ctx *ContractContext) AddContract(contract *Contract, pubkey *crypto.PubKey, parameter []byte) error

func (*ContractContext) AddMultiSignatures

func (ctx *ContractContext) AddMultiSignatures(index int, contract *Contract, pubkey *crypto.PubKey, parameter []byte) error

func (*ContractContext) AddSignatureToMultiList

func (ctx *ContractContext) AddSignatureToMultiList(contractIndex int, contract *Contract, pubkey *crypto.PubKey, parameter []byte) error

func (*ContractContext) GetIndex

func (ctx *ContractContext) GetIndex(programHash Uint160) int

func (*ContractContext) GetPrograms

func (ctx *ContractContext) GetPrograms() []*pg.Program

func (*ContractContext) IsCompleted

func (ctx *ContractContext) IsCompleted() bool

func (*ContractContext) ParseContractPubKeys

func (ctx *ContractContext) ParseContractPubKeys(contract *Contract) (map[string]int, error)

type ContractParameterType

type ContractParameterType byte

parameter defined type.

const (
	Signature ContractParameterType = iota
	Boolean
	Integer
	Hash160
	Hash256
	ByteArray
	PublicKey
	String
	Object
	Array = 0x10
	Void  = 0xff
)

func ByteToContractParameterType

func ByteToContractParameterType(b []byte) []ContractParameterType

type ContractType

type ContractType byte

const (
	SignatureContract ContractType = iota
	MultiSigContract
	CustomContract
)

type ParameterIndex

type ParameterIndex struct {
	Parameter []byte
	Index     int
}

type ParameterIndexSlice

type ParameterIndexSlice []ParameterIndex

func (ParameterIndexSlice) Len

func (p ParameterIndexSlice) Len() int

func (ParameterIndexSlice) Less

func (p ParameterIndexSlice) Less(i, j int) bool

func (ParameterIndexSlice) Swap

func (p ParameterIndexSlice) Swap(i, j int)

type PubkeyParameter

type PubkeyParameter struct {
	PubKey    string
	Parameter string
}