types

package
Version: v0.0.0-...-7037f4e Latest Latest
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Published: Jul 25, 2021 License: GPL-3.0 Imports: 22 Imported by: 0

Documentation

Overview

Package types contains data types related to Ethereum consensus.

Index

Constants

View Source
const (
	// BloomByteLength represents the number of bytes used in a header log bloom.
	BloomByteLength = 256

	// BloomBitLength represents the number of bits used in a header log bloom.
	BloomBitLength = 8 * BloomByteLength
)
View Source
const (
	LendingStatusNew           = "NEW"
	LendingStatusOpen          = "OPEN"
	LendingStatusPartialFilled = "PARTIAL_FILLED"
	LendingStatusFilled        = "FILLED"
	LendingStatusCancelled     = "CANCELLED"
	LendingTypeMo              = "MO"
	LendingTypeLo              = "LO"
	LendingSideBorrow          = "BORROW"
	LendingSideInvest          = "INVEST"
	LendingRePay               = "REPAY"
	LendingTopup               = "TOPUP"
)
View Source
const (
	OrderStatusNew           = "NEW"
	OrderStatusOpen          = "OPEN"
	OrderStatusPartialFilled = "PARTIAL_FILLED"
	OrderStatusFilled        = "FILLED"
	OrderStatusCancelled     = "CANCELLED"
	OrderTypeMo              = "MO"
	OrderTypeLo              = "LO"
)
View Source
const (
	// ReceiptStatusFailed is the status code of a transaction if execution failed.
	ReceiptStatusFailed = uint(0)

	// ReceiptStatusSuccessful is the status code of a transaction if execution succeeded.
	ReceiptStatusSuccessful = uint(1)
)

Variables

View Source
var (
	EmptyRootHash  = DeriveSha(Transactions{})
	EmptyUncleHash = CalcUncleHash(nil)
)
View Source
var Bloom9 = bloom9
View Source
var (
	ErrInvalidChainId = errors.New("invalid chain id for signer")
)
View Source
var (
	// ErrInvalidLengdingSig invalidate signer
	ErrInvalidLengdingSig = errors.New("invalid transaction v, r, s values")
)
View Source
var (
	// ErrInvalidOrderSig invalidate signer
	ErrInvalidOrderSig = errors.New("invalid transaction v, r, s values")
)
View Source
var (
	ErrInvalidSig = errors.New("invalid transaction v, r, s values")
)

Functions

func BloomLookup

func BloomLookup(bin Bloom, topic bytesBacked) bool

func CacheLendingSigner

func CacheLendingSigner(signer LendingSigner, tx *LendingTransaction)

CacheLendingSigner cache signed lending transaction

func CacheOrderSigner

func CacheOrderSigner(signer OrderSigner, tx *OrderTransaction)

CacheOrderSigner cache signed order

func CacheSigner

func CacheSigner(signer Signer, tx *Transaction)

func CalcUncleHash

func CalcUncleHash(uncles []*Header) common.Hash

func DeriveSha

func DeriveSha(list DerivableList) common.Hash

func LendingSender

func LendingSender(signer LendingSigner, tx *LendingTransaction) (common.Address, error)

LendingSender returns the address derived from the signature (V, R, S) using secp256k1 elliptic curve and an error if it failed deriving or upon an incorrect signature.

Sender may cache the address, allowing it to be used regardless of signing method. The cache is invalidated if the cached signer does not match the signer used in the current call.

func LogsBloom

func LogsBloom(logs []*Log) *big.Int

func MarshalSignature

func MarshalSignature(R, S, V *big.Int) ([]byte, error)

MarshalSignature encode signature

func NewTransactionsByPriceAndNonce

func NewTransactionsByPriceAndNonce(signer Signer, txs map[common.Address]Transactions, signers map[common.Address]struct{}, payersSwap map[common.Address]*big.Int) (*TransactionsByPriceAndNonce, Transactions)

It also classifies special txs and normal txs

func Number

func Number(b1, b2 *Block) bool

func OrderSender

func OrderSender(signer OrderSigner, tx *OrderTransaction) (common.Address, error)

OrderSender returns the address derived from the signature (V, R, S) using secp256k1 elliptic curve and an error if it failed deriving or upon an incorrect signature.

Sender may cache the address, allowing it to be used regardless of signing method. The cache is invalidated if the cached signer does not match the signer used in the current call.

func Sender

func Sender(signer Signer, tx *Transaction) (common.Address, error)

Sender returns the address derived from the signature (V, R, S) using secp256k1 elliptic curve and an error if it failed deriving or upon an incorrect signature.

Sender may cache the address, allowing it to be used regardless of signing method. The cache is invalidated if the cached signer does not match the signer used in the current call.

Types

type Block

type Block struct {

	// These fields are used by package eth to track
	// inter-peer block relay.
	ReceivedAt   time.Time
	ReceivedFrom interface{}
	// contains filtered or unexported fields
}

Block represents an entire block in the Ethereum blockchain.

func NewBlock

func NewBlock(header *Header, txs []*Transaction, uncles []*Header, receipts []*Receipt) *Block

NewBlock creates a new block. The input data is copied, changes to header and to the field values will not affect the block.

The values of TxHash, UncleHash, ReceiptHash and Bloom in header are ignored and set to values derived from the given txs, uncles and receipts.

func NewBlockWithHeader

func NewBlockWithHeader(header *Header) *Block

NewBlockWithHeader creates a block with the given header data. The header data is copied, changes to header and to the field values will not affect the block.

func (*Block) Bloom

func (b *Block) Bloom() Bloom

func (*Block) Body

func (b *Block) Body() *Body

Body returns the non-header content of the block.

func (*Block) Coinbase

func (b *Block) Coinbase() common.Address

func (*Block) DecodeRLP

func (b *Block) DecodeRLP(s *rlp.Stream) error

DecodeRLP decodes the Ethereum

func (*Block) DeprecatedTd

func (b *Block) DeprecatedTd() *big.Int

DeprecatedTd is an old relic for extracting the TD of a block. It is in the code solely to facilitate upgrading the database from the old format to the new, after which it should be deleted. Do not use!

func (*Block) Difficulty

func (b *Block) Difficulty() *big.Int

func (*Block) EncodeRLP

func (b *Block) EncodeRLP(w io.Writer) error

EncodeRLP serializes b into the Ethereum RLP block format.

func (*Block) Extra

func (b *Block) Extra() []byte

func (*Block) GasLimit

func (b *Block) GasLimit() uint64

func (*Block) GasUsed

func (b *Block) GasUsed() uint64

func (*Block) Hash

func (b *Block) Hash() common.Hash

Hash returns the keccak256 hash of b's header. The hash is computed on the first call and cached thereafter.

func (*Block) HashNoNonce

func (b *Block) HashNoNonce() common.Hash

func (*Block) HashNoValidator

func (b *Block) HashNoValidator() common.Hash

func (*Block) Header

func (b *Block) Header() *Header

func (*Block) MixDigest

func (b *Block) MixDigest() common.Hash

func (*Block) Nonce

func (b *Block) Nonce() uint64

func (*Block) Number

func (b *Block) Number() *big.Int

func (*Block) NumberU64

func (b *Block) NumberU64() uint64

func (*Block) ParentHash

func (b *Block) ParentHash() common.Hash

func (*Block) Penalties

func (b *Block) Penalties() []byte

func (*Block) ReceiptHash

func (b *Block) ReceiptHash() common.Hash

func (*Block) Root

func (b *Block) Root() common.Hash

func (*Block) Size

func (b *Block) Size() common.StorageSize

Size returns the true RLP encoded storage size of the block, either by encoding and returning it, or returning a previsouly cached value.

func (*Block) String

func (b *Block) String() string

func (*Block) Time

func (b *Block) Time() *big.Int

func (*Block) Transaction

func (b *Block) Transaction(hash common.Hash) *Transaction

func (*Block) Transactions

func (b *Block) Transactions() Transactions

func (*Block) TxHash

func (b *Block) TxHash() common.Hash

func (*Block) UncleHash

func (b *Block) UncleHash() common.Hash

func (*Block) Uncles

func (b *Block) Uncles() []*Header

func (*Block) Validator

func (b *Block) Validator() []byte

func (*Block) WithBody

func (b *Block) WithBody(transactions []*Transaction, uncles []*Header) *Block

WithBody returns a new block with the given transaction and uncle contents.

func (*Block) WithSeal

func (b *Block) WithSeal(header *Header) *Block

WithSeal returns a new block with the data from b but the header replaced with the sealed one.

type BlockBy

type BlockBy func(b1, b2 *Block) bool

func (BlockBy) Sort

func (self BlockBy) Sort(blocks Blocks)

type BlockNonce

type BlockNonce [8]byte

A BlockNonce is a 64-bit hash which proves (combined with the mix-hash) that a sufficient amount of computation has been carried out on a block.

func EncodeNonce

func EncodeNonce(i uint64) BlockNonce

EncodeNonce converts the given integer to a block nonce.

func (BlockNonce) MarshalText

func (n BlockNonce) MarshalText() ([]byte, error)

MarshalText encodes n as a hex string with 0x prefix.

func (BlockNonce) Uint64

func (n BlockNonce) Uint64() uint64

Uint64 returns the integer value of a block nonce.

func (*BlockNonce) UnmarshalText

func (n *BlockNonce) UnmarshalText(input []byte) error

UnmarshalText implements encoding.TextUnmarshaler.

type Blocks

type Blocks []*Block

type Bloom

type Bloom [BloomByteLength]byte

Bloom represents a 2048 bit bloom filter.

func BytesToBloom

func BytesToBloom(b []byte) Bloom

BytesToBloom converts a byte slice to a bloom filter. It panics if b is not of suitable size.

func CreateBloom

func CreateBloom(receipts Receipts) Bloom

func (*Bloom) Add

func (b *Bloom) Add(d *big.Int)

Add adds d to the filter. Future calls of Test(d) will return true.

func (Bloom) Big

func (b Bloom) Big() *big.Int

Big converts b to a big integer.

func (Bloom) Bytes

func (b Bloom) Bytes() []byte

func (Bloom) MarshalText

func (b Bloom) MarshalText() ([]byte, error)

MarshalText encodes b as a hex string with 0x prefix.

func (*Bloom) SetBytes

func (b *Bloom) SetBytes(d []byte)

SetBytes sets the content of b to the given bytes. It panics if d is not of suitable size.

func (Bloom) Test

func (b Bloom) Test(test *big.Int) bool

func (Bloom) TestBytes

func (b Bloom) TestBytes(test []byte) bool

func (*Bloom) UnmarshalText

func (b *Bloom) UnmarshalText(input []byte) error

UnmarshalText b as a hex string with 0x prefix.

type Body

type Body struct {
	Transactions []*Transaction
	Uncles       []*Header
}

Body is a simple (mutable, non-safe) data container for storing and moving a block's data contents (transactions and uncles) together.

type DerivableList

type DerivableList interface {
	Len() int
	GetRlp(i int) []byte
}

type EIP155Signer

type EIP155Signer struct {
	// contains filtered or unexported fields
}

EIP155Transaction implements Signer using the EIP155 rules.

func NewEIP155Signer

func NewEIP155Signer(chainId *big.Int) EIP155Signer

func (EIP155Signer) Equal

func (s EIP155Signer) Equal(s2 Signer) bool

func (EIP155Signer) Hash

func (s EIP155Signer) Hash(tx *Transaction) common.Hash

Hash returns the hash to be signed by the sender. It does not uniquely identify the transaction.

func (EIP155Signer) Sender

func (s EIP155Signer) Sender(tx *Transaction) (common.Address, error)

func (EIP155Signer) SignatureValues

func (s EIP155Signer) SignatureValues(tx *Transaction, sig []byte) (R, S, V *big.Int, err error)

WithSignature returns a new transaction with the given signature. This signature needs to be in the [R || S || V] format where V is 0 or 1.

type FrontierSigner

type FrontierSigner struct{}

func (FrontierSigner) Equal

func (s FrontierSigner) Equal(s2 Signer) bool

func (FrontierSigner) Hash

func (fs FrontierSigner) Hash(tx *Transaction) common.Hash

Hash returns the hash to be signed by the sender. It does not uniquely identify the transaction.

func (FrontierSigner) Sender

func (fs FrontierSigner) Sender(tx *Transaction) (common.Address, error)

func (FrontierSigner) SignatureValues

func (fs FrontierSigner) SignatureValues(tx *Transaction, sig []byte) (r, s, v *big.Int, err error)

SignatureValues returns signature values. This signature needs to be in the [R || S || V] format where V is 0 or 1.

type Header struct {
	ParentHash  common.Hash    `json:"parentHash"       gencodec:"required"`
	UncleHash   common.Hash    `json:"sha3Uncles"       gencodec:"required"`
	Coinbase    common.Address `json:"miner"            gencodec:"required"`
	Root        common.Hash    `json:"stateRoot"        gencodec:"required"`
	TxHash      common.Hash    `json:"transactionsRoot" gencodec:"required"`
	ReceiptHash common.Hash    `json:"receiptsRoot"     gencodec:"required"`
	Bloom       Bloom          `json:"logsBloom"        gencodec:"required"`
	Difficulty  *big.Int       `json:"difficulty"       gencodec:"required"`
	Number      *big.Int       `json:"number"           gencodec:"required"`
	GasLimit    uint64         `json:"gasLimit"         gencodec:"required"`
	GasUsed     uint64         `json:"gasUsed"          gencodec:"required"`
	Time        *big.Int       `json:"timestamp"        gencodec:"required"`
	Extra       []byte         `json:"extraData"        gencodec:"required"`
	MixDigest   common.Hash    `json:"mixHash"          gencodec:"required"`
	Nonce       BlockNonce     `json:"nonce"            gencodec:"required"`
	Validators  []byte         `json:"validators"       gencodec:"required"`
	Validator   []byte         `json:"validator"        gencodec:"required"`
	Penalties   []byte         `json:"penalties"        gencodec:"required"`
}

Header represents a block header in the Ethereum blockchain.

func CopyHeader

func CopyHeader(h *Header) *Header

CopyHeader creates a deep copy of a block header to prevent side effects from modifying a header variable.

func (*Header) Hash

func (h *Header) Hash() common.Hash

Hash returns the block hash of the header, which is simply the keccak256 hash of its RLP encoding.

func (*Header) HashNoNonce

func (h *Header) HashNoNonce() common.Hash

HashNoNonce returns the hash which is used as input for the proof-of-work search.

func (*Header) HashNoValidator

func (h *Header) HashNoValidator() common.Hash

HashNoNonce returns the hash which is used as input for the proof-of-work search.

func (Header) MarshalJSON

func (h Header) MarshalJSON() ([]byte, error)

func (*Header) Size

func (h *Header) Size() common.StorageSize

Size returns the approximate memory used by all internal contents. It is used to approximate and limit the memory consumption of various caches.

func (*Header) String

func (h *Header) String() string

func (*Header) UnmarshalJSON

func (h *Header) UnmarshalJSON(input []byte) error

type HomesteadSigner

type HomesteadSigner struct{ FrontierSigner }

HomesteadTransaction implements TransactionInterface using the homestead rules.

func (HomesteadSigner) Equal

func (s HomesteadSigner) Equal(s2 Signer) bool

func (HomesteadSigner) Sender

func (hs HomesteadSigner) Sender(tx *Transaction) (common.Address, error)

func (HomesteadSigner) SignatureValues

func (hs HomesteadSigner) SignatureValues(tx *Transaction, sig []byte) (r, s, v *big.Int, err error)

SignatureValues returns signature values. This signature needs to be in the [R || S || V] format where V is 0 or 1.

type LendingSigner

type LendingSigner interface {
	// Sender returns the sender address of the transaction.
	Sender(tx *LendingTransaction) (common.Address, error)
	// SignatureValues returns the raw R, S, V values corresponding to the
	// given signature.
	SignatureValues(tx *LendingTransaction, sig []byte) (r, s, v *big.Int, err error)
	// Hash returns the hash to be signed.
	Hash(tx *LendingTransaction) common.Hash
	// Equal returns true if the given signer is the same as the receiver.
	Equal(LendingSigner) bool
}

LendingSigner interface for lending signer transaction

type LendingTransaction

type LendingTransaction struct {
	// contains filtered or unexported fields
}

LendingTransaction lending transaction

func LendingSignTx

LendingSignTx signs the lending transaction using the given lending signer and private key

func NewLendingTransaction

func NewLendingTransaction(nonce uint64, quantity *big.Int, interest, duration uint64, relayerAddress, userAddress, lendingToken, collateralToken common.Address, autoTopUp bool, status, side, typeLending string, hash common.Hash, id, tradeId uint64, extraData string) *LendingTransaction

NewLendingTransaction init lending from value

func (*LendingTransaction) AutoTopUp

func (tx *LendingTransaction) AutoTopUp() bool

CollateralToken return autoTopUp flag

func (*LendingTransaction) CacheHash

func (tx *LendingTransaction) CacheHash()

CacheHash cache hash

func (*LendingTransaction) CollateralToken

func (tx *LendingTransaction) CollateralToken() common.Address

CollateralToken return collateral token address

func (*LendingTransaction) DecodeRLP

func (tx *LendingTransaction) DecodeRLP(s *rlp.Stream) error

DecodeRLP implements rlp.Decoder

func (*LendingTransaction) Duration

func (tx *LendingTransaction) Duration() uint64

Duration return period of transaction

func (*LendingTransaction) EncodeRLP

func (tx *LendingTransaction) EncodeRLP(w io.Writer) error

EncodeRLP implements rlp.Encoder

func (*LendingTransaction) ExtraData

func (tx *LendingTransaction) ExtraData() string

Type return extraData of lending transaction

func (*LendingTransaction) From

func (tx *LendingTransaction) From() *common.Address

From get transaction from

func (*LendingTransaction) Hash

func (tx *LendingTransaction) Hash() common.Hash

Hash hashes the RLP encoding of tx. It uniquely identifies the transaction.

func (*LendingTransaction) ImportSignature

func (tx *LendingTransaction) ImportSignature(V, R, S *big.Int) *LendingTransaction

ImportSignature make lending tx with specific signature

func (*LendingTransaction) Interest

func (tx *LendingTransaction) Interest() uint64

Interest return interest percent of transaction

func (*LendingTransaction) IsCancelledLending

func (tx *LendingTransaction) IsCancelledLending() bool

IsCancelledLending check if tx is cancelled transaction

func (*LendingTransaction) IsCreatedLending

func (tx *LendingTransaction) IsCreatedLending() bool

IsCreatedLending check if tx is cancelled transaction

func (*LendingTransaction) IsLoTypeLending

func (tx *LendingTransaction) IsLoTypeLending() bool

IsLoTypeLending check if tx type is LO lending

func (*LendingTransaction) IsMoTypeLending

func (tx *LendingTransaction) IsMoTypeLending() bool

IsMoTypeLending check if tx type is MO lending

func (*LendingTransaction) IsRepayLending

func (tx *LendingTransaction) IsRepayLending() bool

IsRepayLending check if tx is repay lending transaction

func (*LendingTransaction) IsTopupLending

func (tx *LendingTransaction) IsTopupLending() bool

IsTopupLending check if tx is repay lending transaction

func (*LendingTransaction) LendingHash

func (tx *LendingTransaction) LendingHash() common.Hash

LendingHash return hash of lending transaction

func (*LendingTransaction) LendingId

func (tx *LendingTransaction) LendingId() uint64

LendingId return lending id

func (*LendingTransaction) LendingToken

func (tx *LendingTransaction) LendingToken() common.Address

LendingToken return lending token address of transaction

func (*LendingTransaction) LendingTradeId

func (tx *LendingTransaction) LendingTradeId() uint64

LendingId return lendingTradeId

func (*LendingTransaction) Nonce

func (tx *LendingTransaction) Nonce() uint64

Nonce return nonce of account

func (*LendingTransaction) Quantity

func (tx *LendingTransaction) Quantity() *big.Int

Quantity return quantity of transaction

func (*LendingTransaction) RelayerAddress

func (tx *LendingTransaction) RelayerAddress() common.Address

RelayerAddress return relayer address transaction

func (*LendingTransaction) SetLendingHash

func (tx *LendingTransaction) SetLendingHash(h common.Hash)

SetLendingHash set hash of lending transaction hash

func (*LendingTransaction) Side

func (tx *LendingTransaction) Side() string

Side return side of lending transaction

func (*LendingTransaction) Signature

func (tx *LendingTransaction) Signature() (V, R, S *big.Int)

Signature return signature of lending transaction

func (*LendingTransaction) Size

Size returns the true RLP encoded storage size of the transaction, either by encoding and returning it, or returning a previsouly cached value.

func (*LendingTransaction) Status

func (tx *LendingTransaction) Status() string

Status return status of lending transaction

func (*LendingTransaction) Term

func (tx *LendingTransaction) Term() uint64

Term return period of transaction

func (*LendingTransaction) Type

func (tx *LendingTransaction) Type() string

Type return type of lending transaction

func (*LendingTransaction) UserAddress

func (tx *LendingTransaction) UserAddress() common.Address

UserAddress return user address transaction

func (*LendingTransaction) WithSignature

func (tx *LendingTransaction) WithSignature(signer LendingSigner, sig []byte) (*LendingTransaction, error)

WithSignature returns a new transaction with the given signature. This signature needs to be formatted as described in the yellow paper (v+27).

type LendingTransactionByNonce

type LendingTransactionByNonce struct {
	// contains filtered or unexported fields
}

LendingTransactionByNonce sort transaction by nonce

func NewLendingTransactionByNonce

func NewLendingTransactionByNonce(signer LendingSigner, txs map[common.Address]LendingTransactions) *LendingTransactionByNonce

NewLendingTransactionByNonce sort transaction by nonce

func (*LendingTransactionByNonce) Peek

Peek returns the next transaction by price.

func (*LendingTransactionByNonce) Pop

func (t *LendingTransactionByNonce) Pop()

Pop removes the best transaction, *not* replacing it with the next one from the same account. This should be used when a transaction cannot be executed and hence all subsequent ones should be discarded from the same account.

func (*LendingTransactionByNonce) Shift

func (t *LendingTransactionByNonce) Shift()

Shift replaces the current best head with the next one from the same account.

type LendingTransactions

type LendingTransactions []*LendingTransaction

LendingTransactions is a Transaction slice type for basic sorting.

func LendingTxDifference

func LendingTxDifference(a, b LendingTransactions) (keep LendingTransactions)

LendingTxDifference returns a new set t which is the difference between a to b.

func (LendingTransactions) GetRlp

func (s LendingTransactions) GetRlp(i int) []byte

GetRlp implements Rlpable and returns the i'th element of s in rlp.

func (LendingTransactions) Len

func (s LendingTransactions) Len() int

Len returns the length of s.

func (LendingTransactions) Swap

func (s LendingTransactions) Swap(i, j int)

Swap swaps the i'th and the j'th element in s.

type LendingTxByNonce

type LendingTxByNonce LendingTransactions

LendingTxByNonce sorted lending by nonce defined

func (LendingTxByNonce) Len

func (s LendingTxByNonce) Len() int

func (LendingTxByNonce) Less

func (s LendingTxByNonce) Less(i, j int) bool

func (*LendingTxByNonce) Pop

func (s *LendingTxByNonce) Pop() interface{}

func (*LendingTxByNonce) Push

func (s *LendingTxByNonce) Push(x interface{})

func (LendingTxByNonce) Swap

func (s LendingTxByNonce) Swap(i, j int)

type LendingTxSigner

type LendingTxSigner struct{}

LendingTxSigner signer

func (LendingTxSigner) Equal

func (lendingsign LendingTxSigner) Equal(s2 LendingSigner) bool

Equal compare two signer

func (LendingTxSigner) Hash

func (lendingsign LendingTxSigner) Hash(tx *LendingTransaction) common.Hash

Hash returns the hash to be signed by the sender. It does not uniquely identify the transaction.

func (LendingTxSigner) LendingCancelHash

func (lendingsign LendingTxSigner) LendingCancelHash(tx *LendingTransaction) common.Hash

LendingCancelHash hash of cancelled lending transaction

func (LendingTxSigner) LendingCreateHash

func (lendingsign LendingTxSigner) LendingCreateHash(tx *LendingTransaction) common.Hash

LendingCreateHash hash of new lending transaction

func (LendingTxSigner) LendingRepayHash

func (lendingsign LendingTxSigner) LendingRepayHash(tx *LendingTransaction) common.Hash

LendingRepayHash hash of cancelled lending transaction

func (LendingTxSigner) LendingTopUpHash

func (lendingsign LendingTxSigner) LendingTopUpHash(tx *LendingTransaction) common.Hash

LendingTopUpHash hash of cancelled lending transaction

func (LendingTxSigner) Sender

func (lendingsign LendingTxSigner) Sender(tx *LendingTransaction) (common.Address, error)

Sender get signer from

func (LendingTxSigner) SignatureValues

func (lendingsign LendingTxSigner) SignatureValues(tx *LendingTransaction, sig []byte) (r, s, v *big.Int, err error)

SignatureValues returns signature values. This signature needs to be in the [R || S || V] format where V is 0 or 1.

type Log

type Log struct {
	// Consensus fields:
	// address of the contract that generated the event
	Address common.Address `json:"address" gencodec:"required"`
	// list of topics provided by the contract.
	Topics []common.Hash `json:"topics" gencodec:"required"`
	// supplied by the contract, usually ABI-encoded
	Data []byte `json:"data" gencodec:"required"`

	// Derived fields. These fields are filled in by the node
	// but not secured by consensus.
	// block in which the transaction was included
	BlockNumber uint64 `json:"blockNumber"`
	// hash of the transaction
	TxHash common.Hash `json:"transactionHash" gencodec:"required"`
	// index of the transaction in the block
	TxIndex uint `json:"transactionIndex" gencodec:"required"`
	// hash of the block in which the transaction was included
	BlockHash common.Hash `json:"blockHash"`
	// index of the log in the receipt
	Index uint `json:"logIndex" gencodec:"required"`

	// The Removed field is true if this log was reverted due to a chain reorganisation.
	// You must pay attention to this field if you receive logs through a filter query.
	Removed bool `json:"removed"`
}

Log represents a contract log event. These events are generated by the LOG opcode and stored/indexed by the node.

func (*Log) DecodeRLP

func (l *Log) DecodeRLP(s *rlp.Stream) error

DecodeRLP implements rlp.Decoder.

func (*Log) EncodeRLP

func (l *Log) EncodeRLP(w io.Writer) error

EncodeRLP implements rlp.Encoder.

func (Log) MarshalJSON

func (l Log) MarshalJSON() ([]byte, error)

func (*Log) String

func (l *Log) String() string

func (*Log) UnmarshalJSON

func (l *Log) UnmarshalJSON(input []byte) error

type LogForStorage

type LogForStorage Log

LogForStorage is a wrapper around a Log that flattens and parses the entire content of a log including non-consensus fields.

func (*LogForStorage) DecodeRLP

func (l *LogForStorage) DecodeRLP(s *rlp.Stream) error

DecodeRLP implements rlp.Decoder.

func (*LogForStorage) EncodeRLP

func (l *LogForStorage) EncodeRLP(w io.Writer) error

EncodeRLP implements rlp.Encoder.

type Message

type Message struct {
	// contains filtered or unexported fields
}

Message is a fully derived transaction and implements core.Message

NOTE: In a future PR this will be removed.

func NewMessage

func NewMessage(from common.Address, to *common.Address, nonce uint64, amount *big.Int, gasLimit uint64, gasPrice *big.Int, data []byte, checkNonce bool, balanceTokenFee *big.Int) Message

func (Message) BalanceTokenFee

func (m Message) BalanceTokenFee() *big.Int

func (Message) CheckNonce

func (m Message) CheckNonce() bool

func (Message) Data

func (m Message) Data() []byte

func (Message) From

func (m Message) From() common.Address

func (Message) Gas

func (m Message) Gas() uint64

func (Message) GasPrice

func (m Message) GasPrice() *big.Int

func (Message) Nonce

func (m Message) Nonce() uint64

func (Message) To

func (m Message) To() *common.Address

func (Message) Value

func (m Message) Value() *big.Int

type OrderSigner

type OrderSigner interface {
	// Sender returns the sender address of the transaction.
	Sender(tx *OrderTransaction) (common.Address, error)
	// SignatureValues returns the raw R, S, V values corresponding to the
	// given signature.
	SignatureValues(tx *OrderTransaction, sig []byte) (r, s, v *big.Int, err error)
	// Hash returns the hash to be signed.
	Hash(tx *OrderTransaction) common.Hash
	// Equal returns true if the given signer is the same as the receiver.
	Equal(OrderSigner) bool
}

OrderSigner interface for order transaction

type OrderTransaction

type OrderTransaction struct {
	// contains filtered or unexported fields
}

OrderTransaction order transaction

func NewOrderTransaction

func NewOrderTransaction(nonce uint64, quantity, price *big.Int, ex, ua, b, q common.Address, status, side, t string, hash common.Hash, id uint64) *OrderTransaction

NewOrderTransaction init order from value

func OrderSignTx

func OrderSignTx(tx *OrderTransaction, s OrderSigner, prv *ecdsa.PrivateKey) (*OrderTransaction, error)

OrderSignTx signs the order transaction using the given order signer and private key

func (*OrderTransaction) BaseToken

func (tx *OrderTransaction) BaseToken() common.Address

func (*OrderTransaction) CacheHash

func (tx *OrderTransaction) CacheHash()

CacheHash cache hash

func (*OrderTransaction) DecodeRLP

func (tx *OrderTransaction) DecodeRLP(s *rlp.Stream) error

DecodeRLP implements rlp.Decoder

func (*OrderTransaction) EncodeRLP

func (tx *OrderTransaction) EncodeRLP(w io.Writer) error

EncodeRLP implements rlp.Encoder

func (*OrderTransaction) EncodedSide

func (tx *OrderTransaction) EncodedSide() *big.Int

func (*OrderTransaction) ExchangeAddress

func (tx *OrderTransaction) ExchangeAddress() common.Address

func (*OrderTransaction) From

func (tx *OrderTransaction) From() *common.Address

From get transaction from

func (*OrderTransaction) Hash

func (tx *OrderTransaction) Hash() common.Hash

Hash hashes the RLP encoding of tx. It uniquely identifies the transaction.

func (*OrderTransaction) ImportSignature

func (tx *OrderTransaction) ImportSignature(V, R, S *big.Int) *OrderTransaction

ImportSignature make order tx with specific signature

func (*OrderTransaction) IsCancelledOrder

func (tx *OrderTransaction) IsCancelledOrder() bool

IsCancelledOrder check if tx is cancelled transaction

func (*OrderTransaction) IsLoTypeOrder

func (tx *OrderTransaction) IsLoTypeOrder() bool

IsLoTypeOrder check if tx type is LO Order

func (*OrderTransaction) IsMoTypeOrder

func (tx *OrderTransaction) IsMoTypeOrder() bool

IsMoTypeOrder check if tx type is MO Order

func (*OrderTransaction) Nonce

func (tx *OrderTransaction) Nonce() uint64

Nonce return nonce of account

func (*OrderTransaction) OrderHash

func (tx *OrderTransaction) OrderHash() common.Hash

func (*OrderTransaction) OrderID

func (tx *OrderTransaction) OrderID() uint64

func (*OrderTransaction) Price

func (tx *OrderTransaction) Price() *big.Int

func (*OrderTransaction) Quantity

func (tx *OrderTransaction) Quantity() *big.Int

func (*OrderTransaction) QuoteToken

func (tx *OrderTransaction) QuoteToken() common.Address

func (*OrderTransaction) SetOrderHash

func (tx *OrderTransaction) SetOrderHash(h common.Hash)

func (*OrderTransaction) Side

func (tx *OrderTransaction) Side() string

func (*OrderTransaction) Signature

func (tx *OrderTransaction) Signature() (V, R, S *big.Int)

func (*OrderTransaction) Size

func (tx *OrderTransaction) Size() common.StorageSize

Size returns the true RLP encoded storage size of the transaction, either by encoding and returning it, or returning a previsouly cached value.

func (*OrderTransaction) Status

func (tx *OrderTransaction) Status() string

func (*OrderTransaction) Type

func (tx *OrderTransaction) Type() string

func (*OrderTransaction) UserAddress

func (tx *OrderTransaction) UserAddress() common.Address

func (*OrderTransaction) WithSignature

func (tx *OrderTransaction) WithSignature(signer OrderSigner, sig []byte) (*OrderTransaction, error)

WithSignature returns a new transaction with the given signature. This signature needs to be formatted as described in the yellow paper (v+27).

type OrderTransactionByNonce

type OrderTransactionByNonce struct {
	// contains filtered or unexported fields
}

func NewOrderTransactionByNonce

func NewOrderTransactionByNonce(signer OrderSigner, txs map[common.Address]OrderTransactions) *OrderTransactionByNonce

func (*OrderTransactionByNonce) Peek

Peek returns the next transaction by price.

func (*OrderTransactionByNonce) Pop

func (t *OrderTransactionByNonce) Pop()

Pop removes the best transaction, *not* replacing it with the next one from the same account. This should be used when a transaction cannot be executed and hence all subsequent ones should be discarded from the same account.

func (*OrderTransactionByNonce) Shift

func (t *OrderTransactionByNonce) Shift()

Shift replaces the current best head with the next one from the same account.

type OrderTransactions

type OrderTransactions []*OrderTransaction

OrderTransactions is a Transaction slice type for basic sorting.

func OrderTxDifference

func OrderTxDifference(a, b OrderTransactions) (keep OrderTransactions)

OrderTxDifference returns a new set t which is the difference between a to b.

func (OrderTransactions) GetRlp

func (s OrderTransactions) GetRlp(i int) []byte

GetRlp implements Rlpable and returns the i'th element of s in rlp.

func (OrderTransactions) Len

func (s OrderTransactions) Len() int

Len returns the length of s.

func (OrderTransactions) Swap

func (s OrderTransactions) Swap(i, j int)

Swap swaps the i'th and the j'th element in s.

type OrderTxByNonce

type OrderTxByNonce OrderTransactions

OrderTxByNonce sorted order by nonce defined

func (OrderTxByNonce) Len

func (s OrderTxByNonce) Len() int

func (OrderTxByNonce) Less

func (s OrderTxByNonce) Less(i, j int) bool

func (*OrderTxByNonce) Pop

func (s *OrderTxByNonce) Pop() interface{}

func (*OrderTxByNonce) Push

func (s *OrderTxByNonce) Push(x interface{})

func (OrderTxByNonce) Swap

func (s OrderTxByNonce) Swap(i, j int)

type OrderTxSigner

type OrderTxSigner struct{}

OrderTxSigner signer

func (OrderTxSigner) Equal

func (ordersign OrderTxSigner) Equal(s2 OrderSigner) bool

Equal compare two signer

func (OrderTxSigner) Hash

func (ordersign OrderTxSigner) Hash(tx *OrderTransaction) common.Hash

Hash returns the hash to be signed by the sender. It does not uniquely identify the transaction.

func (OrderTxSigner) OrderCancelHash

func (ordersign OrderTxSigner) OrderCancelHash(tx *OrderTransaction) common.Hash

OrderCancelHash hash of cancelled order

func (OrderTxSigner) OrderCreateHash

func (ordersign OrderTxSigner) OrderCreateHash(tx *OrderTransaction) common.Hash

OrderCreateHash hash of new order

func (OrderTxSigner) Sender

func (ordersign OrderTxSigner) Sender(tx *OrderTransaction) (common.Address, error)

Sender get signer from

func (OrderTxSigner) SignatureValues

func (ordersign OrderTxSigner) SignatureValues(tx *OrderTransaction, sig []byte) (r, s, v *big.Int, err error)

SignatureValues returns signature values. This signature needs to be in the [R || S || V] format where V is 0 or 1.

type Receipt

type Receipt struct {
	// Consensus fields
	PostState         []byte `json:"root"`
	Status            uint   `json:"status"`
	CumulativeGasUsed uint64 `json:"cumulativeGasUsed" gencodec:"required"`
	Bloom             Bloom  `json:"logsBloom"         gencodec:"required"`
	Logs              []*Log `json:"logs"              gencodec:"required"`

	// Implementation fields (don't reorder!)
	TxHash          common.Hash    `json:"transactionHash" gencodec:"required"`
	ContractAddress common.Address `json:"contractAddress"`
	GasUsed         uint64         `json:"gasUsed" gencodec:"required"`
}

Receipt represents the results of a transaction.

func NewReceipt

func NewReceipt(root []byte, failed bool, cumulativeGasUsed uint64) *Receipt

NewReceipt creates a barebone transaction receipt, copying the init fields.

func (*Receipt) DecodeRLP

func (r *Receipt) DecodeRLP(s *rlp.Stream) error

DecodeRLP implements rlp.Decoder, and loads the consensus fields of a receipt from an RLP stream.

func (*Receipt) EncodeRLP

func (r *Receipt) EncodeRLP(w io.Writer) error

EncodeRLP implements rlp.Encoder, and flattens the consensus fields of a receipt into an RLP stream. If no post state is present, byzantium fork is assumed.

func (Receipt) MarshalJSON

func (r Receipt) MarshalJSON() ([]byte, error)

func (*Receipt) Size

func (r *Receipt) Size() common.StorageSize

Size returns the approximate memory used by all internal contents. It is used to approximate and limit the memory consumption of various caches.

func (*Receipt) String

func (r *Receipt) String() string

String implements the Stringer interface.

func (*Receipt) UnmarshalJSON

func (r *Receipt) UnmarshalJSON(input []byte) error

type ReceiptForStorage

type ReceiptForStorage Receipt

ReceiptForStorage is a wrapper around a Receipt that flattens and parses the entire content of a receipt, as opposed to only the consensus fields originally.

func (*ReceiptForStorage) DecodeRLP

func (r *ReceiptForStorage) DecodeRLP(s *rlp.Stream) error

DecodeRLP implements rlp.Decoder, and loads both consensus and implementation fields of a receipt from an RLP stream.

func (*ReceiptForStorage) EncodeRLP

func (r *ReceiptForStorage) EncodeRLP(w io.Writer) error

EncodeRLP implements rlp.Encoder, and flattens all content fields of a receipt into an RLP stream.

type Receipts

type Receipts []*Receipt

Receipts is a wrapper around a Receipt array to implement DerivableList.

func (Receipts) GetRlp

func (r Receipts) GetRlp(i int) []byte

GetRlp returns the RLP encoding of one receipt from the list.

func (Receipts) Len

func (r Receipts) Len() int

Len returns the number of receipts in this list.

type Signer

type Signer interface {
	// Sender returns the sender address of the transaction.
	Sender(tx *Transaction) (common.Address, error)
	// SignatureValues returns the raw R, S, V values corresponding to the
	// given signature.
	SignatureValues(tx *Transaction, sig []byte) (r, s, v *big.Int, err error)
	// Hash returns the hash to be signed.
	Hash(tx *Transaction) common.Hash
	// Equal returns true if the given signer is the same as the receiver.
	Equal(Signer) bool
}

Signer encapsulates transaction signature handling. Note that this interface is not a stable API and may change at any time to accommodate new protocol rules.

func MakeSigner

func MakeSigner(config *params.ChainConfig, blockNumber *big.Int) Signer

MakeSigner returns a Signer based on the given chain config and block number.

type StorageBlock

type StorageBlock Block

[deprecated by eth/63] StorageBlock defines the RLP encoding of a Block stored in the state database. The StorageBlock encoding contains fields that would otherwise need to be recomputed.

func (*StorageBlock) DecodeRLP

func (b *StorageBlock) DecodeRLP(s *rlp.Stream) error

[deprecated by eth/63]

type Transaction

type Transaction struct {
	// contains filtered or unexported fields
}

func NewContractCreation

func NewContractCreation(nonce uint64, amount *big.Int, gasLimit uint64, gasPrice *big.Int, data []byte) *Transaction

func NewTransaction

func NewTransaction(nonce uint64, to common.Address, amount *big.Int, gasLimit uint64, gasPrice *big.Int, data []byte) *Transaction

func SignTx

func SignTx(tx *Transaction, s Signer, prv *ecdsa.PrivateKey) (*Transaction, error)

SignTx signs the transaction using the given signer and private key

func (*Transaction) AsMessage

func (tx *Transaction) AsMessage(s Signer, balanceFee *big.Int, number *big.Int) (Message, error)

AsMessage returns the transaction as a core.Message.

AsMessage requires a signer to derive the sender.

XXX Rename message to something less arbitrary?

func (*Transaction) CacheHash

func (tx *Transaction) CacheHash()

func (*Transaction) ChainId

func (tx *Transaction) ChainId() *big.Int

ChainId returns which chain id this transaction was signed for (if at all)

func (*Transaction) CheckNonce

func (tx *Transaction) CheckNonce() bool

func (*Transaction) Cost

func (tx *Transaction) Cost() *big.Int

Cost returns amount + gasprice * gaslimit.

func (*Transaction) Data

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

func (*Transaction) DecodeRLP

func (tx *Transaction) DecodeRLP(s *rlp.Stream) error

DecodeRLP implements rlp.Decoder

func (*Transaction) EncodeRLP

func (tx *Transaction) EncodeRLP(w io.Writer) error

EncodeRLP implements rlp.Encoder

func (*Transaction) From

func (tx *Transaction) From() *common.Address

func (*Transaction) Gas

func (tx *Transaction) Gas() uint64

func (*Transaction) GasPrice

func (tx *Transaction) GasPrice() *big.Int

func (*Transaction) Hash

func (tx *Transaction) Hash() common.Hash

Hash hashes the RLP encoding of tx. It uniquely identifies the transaction.

func (*Transaction) IsLendingFinalizedTradeTransaction

func (tx *Transaction) IsLendingFinalizedTradeTransaction() bool

func (*Transaction) IsLendingTransaction

func (tx *Transaction) IsLendingTransaction() bool

func (*Transaction) IsSdxXApplyTransaction

func (tx *Transaction) IsSdxXApplyTransaction() bool

func (*Transaction) IsSdxZApplyTransaction

func (tx *Transaction) IsSdxZApplyTransaction() bool

func (*Transaction) IsSigningTransaction

func (tx *Transaction) IsSigningTransaction() bool

func (*Transaction) IsSkipNonceTransaction

func (tx *Transaction) IsSkipNonceTransaction() bool

func (*Transaction) IsSpecialTransaction

func (tx *Transaction) IsSpecialTransaction() bool

func (*Transaction) IsTradingTransaction

func (tx *Transaction) IsTradingTransaction() bool

func (*Transaction) IsVotingTransaction

func (tx *Transaction) IsVotingTransaction() (bool, *common.Address)

func (*Transaction) MarshalJSON

func (tx *Transaction) MarshalJSON() ([]byte, error)

MarshalJSON encodes the web3 RPC transaction format.

func (*Transaction) Nonce

func (tx *Transaction) Nonce() uint64

func (*Transaction) Protected

func (tx *Transaction) Protected() bool

Protected returns whether the transaction is protected from replay protection.

func (*Transaction) RawSignatureValues

func (tx *Transaction) RawSignatureValues() (*big.Int, *big.Int, *big.Int)

func (*Transaction) SRC21Cost

func (tx *Transaction) SRC21Cost() *big.Int

Cost returns amount + gasprice * gaslimit.

func (*Transaction) Size

func (tx *Transaction) Size() common.StorageSize

Size returns the true RLP encoded storage size of the transaction, either by encoding and returning it, or returning a previsouly cached value.

func (*Transaction) String

func (tx *Transaction) String() string

func (*Transaction) To

func (tx *Transaction) To() *common.Address

To returns the recipient address of the transaction. It returns nil if the transaction is a contract creation.

func (*Transaction) UnmarshalJSON

func (tx *Transaction) UnmarshalJSON(input []byte) error

UnmarshalJSON decodes the web3 RPC transaction format.

func (*Transaction) Value

func (tx *Transaction) Value() *big.Int

func (*Transaction) WithSignature

func (tx *Transaction) WithSignature(signer Signer, sig []byte) (*Transaction, error)

WithSignature returns a new transaction with the given signature. This signature needs to be formatted as described in the yellow paper (v+27).

type Transactions

type Transactions []*Transaction

Transactions is a Transaction slice type for basic sorting.

func TxDifference

func TxDifference(a, b Transactions) (keep Transactions)

TxDifference returns a new set t which is the difference between a to b.

func (Transactions) GetRlp

func (s Transactions) GetRlp(i int) []byte

GetRlp implements Rlpable and returns the i'th element of s in rlp.

func (Transactions) Len

func (s Transactions) Len() int

Len returns the length of s.

func (Transactions) Swap

func (s Transactions) Swap(i, j int)

Swap swaps the i'th and the j'th element in s.

type TransactionsByPriceAndNonce

type TransactionsByPriceAndNonce struct {
	// contains filtered or unexported fields
}

TransactionsByPriceAndNonce represents a set of transactions that can return transactions in a profit-maximizing sorted order, while supporting removing entire batches of transactions for non-executable accounts.

func (*TransactionsByPriceAndNonce) Peek

Peek returns the next transaction by price.

func (*TransactionsByPriceAndNonce) Pop

func (t *TransactionsByPriceAndNonce) Pop()

Pop removes the best transaction, *not* replacing it with the next one from the same account. This should be used when a transaction cannot be executed and hence all subsequent ones should be discarded from the same account.

func (*TransactionsByPriceAndNonce) Shift

func (t *TransactionsByPriceAndNonce) Shift()

Shift replaces the current best head with the next one from the same account.

type TxByNonce

type TxByNonce Transactions

TxByNonce implements the sort interface to allow sorting a list of transactions by their nonces. This is usually only useful for sorting transactions from a single account, otherwise a nonce comparison doesn't make much sense.

func (TxByNonce) Len

func (s TxByNonce) Len() int

func (TxByNonce) Less

func (s TxByNonce) Less(i, j int) bool

func (TxByNonce) Swap

func (s TxByNonce) Swap(i, j int)

type TxByPrice

type TxByPrice struct {
	// contains filtered or unexported fields
}

TxByPrice implements both the sort and the heap interface, making it useful for all at once sorting as well as individually adding and removing elements.

func (TxByPrice) Len

func (s TxByPrice) Len() int

func (TxByPrice) Less

func (s TxByPrice) Less(i, j int) bool

func (*TxByPrice) Pop

func (s *TxByPrice) Pop() interface{}

func (*TxByPrice) Push

func (s *TxByPrice) Push(x interface{})

func (TxByPrice) Swap

func (s TxByPrice) Swap(i, j int)

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