messages

package
v0.0.0-...-79d14b3 Latest Latest
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This package is not in the latest version of its module.

 Go to latest Published: Nov 11, 2015 License: MIT Imports: 12 Imported by: 3

Documentation

Index

Constants

View Source 
const (
	BloomUpdateNone         = 0
	BloomUpdateAll          = 1
	BloomUpdateP2PubKeyOnly = 2
)
View Source 
const (
	TypeError            = 0
	TypeMsgTX            = 1
	TypeMsgBlock         = 2
	TypeMsgFilteredBlock = 3
)
View Source 
const (
	SigTypeAll    = 1
	SigTypeNone   = 2
	SigTypeSingle = 3

	SigTypeAnyOneCanPay = 0x80
)

Variables

View Source 
var NilOutput = TxOutput{
	math.MaxUint64,
	nil,
	nil,
	nil,
	0,
}

NilOutput is the nil value of an output and is used for nilling irrelevant outputs when signing.

Functions

func EncodeInventoryVector 

func EncodeInventoryVector(inv InventoryVector) ([]byte, error)

func ParseBytes 

func ParseBytes(r io.Reader, l int) ([]byte, error)

func ParseCompactUint 

func ParseCompactUint(r io.Reader) (uint, error)

func ParseVarBytes 

func ParseVarBytes(r io.Reader) ([]byte, error)

func ParseVarString 

func ParseVarString(r io.Reader) (string, error)

func TypeString 

func TypeString(t uint32) string

func WriteCompactUint 

func WriteCompactUint(val uint, w io.Writer) error

func WriteVarBytes 

func WriteVarBytes(b []byte, w io.Writer) error

func WriteVarString 

func WriteVarString(s string, w io.Writer) error

Types

type Block 

type Block struct {
	BlockHeader  // 80 bytes
	Transactions []*Transaction
	Hash         []byte // 32 bytes
}

func ParseBlock 

func ParseBlock(data []byte) (*Block, error)

func (*Block) String 

func (b *Block) String() string

type BlockHeader 

type BlockHeader struct {
	Version    int32  // 4 bytes
	PrevBlock  []byte // 32 bytes
	MerkleRoot []byte // 32 bytes
	Timestamp  uint32
	Bits       uint32
	Nonce      uint32

	Height int // not in protocol message.
	// contains filtered or unexported fields
}

func (*BlockHeader) Hash 

func (h *BlockHeader) Hash() []byte

func (*BlockHeader) Serialize 

func (h *BlockHeader) Serialize(w io.Writer) error

type ExtendedHeader 

type ExtendedHeader struct {
	BlockHeader
	Count uint
	// contains filtered or unexported fields
}

func ParseExtendedHeader 

func ParseExtendedHeader(input io.Reader) (*ExtendedHeader, error)

func (*ExtendedHeader) Data 

func (h *ExtendedHeader) Data() []byte

func (*ExtendedHeader) Hash 

func (h *ExtendedHeader) Hash() []byte

type FilterAdd 

type FilterAdd struct {
	Data []byte // Up to 520 bytes
}

func (*FilterAdd) Serialize 

func (a *FilterAdd) Serialize(w io.Writer) error

type FilterLoad 

type FilterLoad struct {
	Filter    []byte // Up to 36000 bytes
	FuncCount uint32
	Tweak     uint32
	Flags     uint8
}

func NewFilterLoad 

func NewFilterLoad(size int, funcs uint32) (*FilterLoad, error)

func ParseFilterLoad 

func ParseFilterLoad(r io.Reader) (*FilterLoad, error)

func (*FilterLoad) AddData 

func (f *FilterLoad) AddData(data []byte)

func (*FilterLoad) MayContain 

func (f *FilterLoad) MayContain(data []byte) bool

func (*FilterLoad) Serialize 

func (l *FilterLoad) Serialize(w io.Writer) error

type GetBlocks 

type GetBlocks struct {
	Version  int32
	Locators [][]byte
	HashStop []byte
}

func (*GetBlocks) Serialize 

func (g *GetBlocks) Serialize(w io.Writer) error

type Headers 

type Headers []*ExtendedHeader

func ParseHeaders 

func ParseHeaders(data []byte) (Headers, error)

type Inventory 

type Inventory struct {
	Type uint32
	Hash []byte
}

func ParseInventory 

func ParseInventory(b io.Reader) (*Inventory, error)

func (*Inventory) Write 

func (i *Inventory) Write(w io.Writer) error

type InventoryVector 

type InventoryVector []*Inventory

func ParseInventoryVector 

func ParseInventoryVector(data []byte) (InventoryVector, error)

type MerkleBlock 

type MerkleBlock struct {
	BlockHeader // 80 bytes
	TotalTXs    uint32
	Hashes      [][]byte
	Flags       []byte
}

func ParseMerkleBlock 

func ParseMerkleBlock(data []byte) (*MerkleBlock, error)

type Message 

type Message struct {
	Endpoint string
	Type     string
	Data     []byte
	// contains filtered or unexported fields
}

func ErrorMessage 

func ErrorMessage(name string, err error) Message

func (Message) Error 

func (m Message) Error() error

type OutPoint 

type OutPoint struct {
	Hash  []byte
	Index uint32
	// contains filtered or unexported fields
}

func ParseOutPoint 

func ParseOutPoint(input io.Reader) (*OutPoint, error)

func (*OutPoint) Serialize 

func (p *OutPoint) Serialize() []byte

func (OutPoint) String 

func (p OutPoint) String() string

type Transaction 

type Transaction struct {
	Version  uint32
	Inputs   []*TxInput
	Outputs  []*TxOutput
	LockTime uint32
	// contains filtered or unexported fields
}

func ParseCoinbaseTransactionFromStream 

func ParseCoinbaseTransactionFromStream(input io.Reader) (*Transaction, error)

func ParseTransaction 

func ParseTransaction(data []byte) (*Transaction, error)

func ParseTransactionFromStream 

func ParseTransactionFromStream(input io.Reader) (*Transaction, error)

func (*Transaction) AddInput 

func (t *Transaction) AddInput(i *TxInput)

func (*Transaction) AddOutput 

func (t *Transaction) AddOutput(o *TxOutput)

func (*Transaction) Data 

func (t *Transaction) Data() []byte

func (*Transaction) Fingerprint 

func (t *Transaction) Fingerprint() []byte

Fingerprint returns a fingerprint that is unique for each tx but doen't include the signatures (or other things that can be changed after broadcast).

func (*Transaction) Hash 

func (t *Transaction) Hash() []byte

func (*Transaction) HashInternal 

func (t *Transaction) HashInternal() string

func (*Transaction) InputTransactions 

func (t *Transaction) InputTransactions() [][]byte

func (*Transaction) MatchesFilter 

func (t *Transaction) MatchesFilter(filter *FilterLoad) bool

func (*Transaction) Serialize 

func (t *Transaction) Serialize() []byte

func (*Transaction) SerializeWithoutSignature 

func (t *Transaction) SerializeWithoutSignature() []byte

func (*Transaction) SignSerialize 

func (t *Transaction) SignSerialize(signInput int, subscript []byte, hashCode uint32) []byte

TODO This function is only weakly related to the message aspect of a transaction, consider moving it somewhere else.

func (*Transaction) String 

func (t *Transaction) String() string

type TxInput 

type TxInput struct {
	PreviousOutput *OutPoint
	Signature      []byte
	Sequence       uint32
	// contains filtered or unexported fields
}

func (*TxInput) Index 

func (i *TxInput) Index() uint

func (*TxInput) MatchesFilter 

func (i *TxInput) MatchesFilter(filter *FilterLoad) bool

func (*TxInput) Serialize 

func (i *TxInput) Serialize() []byte

Serialize returns the serialized version of the input as described by the protocol.

func (*TxInput) SerializeWithoutSignature 

func (i *TxInput) SerializeWithoutSignature() []byte

SerializeWithoutSignature serializes the input, leaving the signature field empty. This is intended to just cover the fields not affected by transaction malleability.

func (*TxInput) SignSerialize 

func (i *TxInput) SignSerialize(subscript []byte, nilSequence bool) []byte

SignSerialize returns the serialized version of the input, as required for signing the transaction. If a subscript is provided, it will be put in the place of the signature, if not provided the signature field will be left empty. If nilSequence is true, the sequence number will be set to 0, otherwise left as-is.

func (*TxInput) String 

func (i *TxInput) String() string

type TxOutput 

type TxOutput struct {
	Value  uint64
	Script []byte
	// contains filtered or unexported fields
}

func ParseTxOutput 

func ParseTxOutput(b io.Reader) (*TxOutput, error)

func (TxOutput) AddressHash 

func (o TxOutput) AddressHash() []byte

AddressHash returns the hash of the address being paid, or nil of the output is non-standard.

func (TxOutput) Fingerprint 

func (o TxOutput) Fingerprint() []byte

Fingerprint returns a unique identifier of the transaction (unique across modified versions) and the output.

func (TxOutput) Index 

func (o TxOutput) Index() uint32

Index returns the index of the output in its transaction.

func (*TxOutput) MatchesFilter 

func (o *TxOutput) MatchesFilter(filter *FilterLoad) bool

func (TxOutput) Serialize 

func (o TxOutput) Serialize() []byte

func (*TxOutput) String 

func (o *TxOutput) String() string

func (TxOutput) TxFingerprint 

func (o TxOutput) TxFingerprint() []byte

func (TxOutput) TxHash 

func (o TxOutput) TxHash() []byte

TxHash returns the hash of the transaction the output is a part of.

Source Files

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