types

package
v0.0.0-...-0b087a3 Latest Latest
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 Go to latest Published: Jun 13, 2018 License: GPL-3.0 Imports: 19 Imported by: 0

Documentation

Overview

Package types contains data types related to cjminercn consensus.

Index

Constants

This section is empty.

Variables

View Source 
var (
	EmptyRootHash  = DeriveSha(Transactions{})
	EmptyUncleHash = CalcUncleHash(nil)
)
View Source 
var Bloom9 = bloom9
View Source 
var ErrInvalidSig = errors.New("invalid v, r, s values")

Functions

func BloomLookup 

func BloomLookup(bin Bloom, topic bytesBacked) bool

func CalcUncleHash 

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

func DeriveSha 

func DeriveSha(list DerivableList) common.Hash

func LogsBloom 

func LogsBloom(logs vm.Logs) *big.Int

func Number 

func Number(b1, b2 *Block) bool

Types

type Block 

type Block struct {

	// ReceivedAt is used by package eth to track block propagation time.
	ReceivedAt time.Time
	// contains filtered or unexported fields
}

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) Coinbase 

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

func (*Block) DecodeRLP 

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

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

func (*Block) Extra 

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

func (*Block) GasLimit 

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

func (*Block) GasUsed 

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

func (*Block) Hash 

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

func (*Block) HashNoNonce 

func (b *Block) HashNoNonce() 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) 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

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

TODO: copies

func (*Block) ValidateFields 

func (b *Block) ValidateFields() error

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) WithMiningResult 

func (b *Block) WithMiningResult(nonce uint64, mixDigest common.Hash) *Block

WithMiningResult returns a new block with the data from b where nonce and mix digest are set to the provided values.

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 suffcient amount of computation has been carried out on a block.

func EncodeNonce 

func EncodeNonce(i uint64) BlockNonce

func (BlockNonce) Uint64 

func (n BlockNonce) Uint64() uint64

type Blocks 

type Blocks []*Block

type Bloom 

type Bloom [bloomLength]byte

func BytesToBloom 

func BytesToBloom(b []byte) Bloom

func CreateBloom 

func CreateBloom(receipts Receipts) Bloom

func (*Bloom) Add 

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

func (Bloom) Big 

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

func (Bloom) Bytes 

func (b Bloom) Bytes() []byte

func (*Bloom) SetBytes 

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

func (Bloom) Test 

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

func (Bloom) TestBytes 

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

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 Header struct {
	ParentHash  common.Hash    // Hash to the previous block
	UncleHash   common.Hash    // Uncles of this block
	Coinbase    common.Address // The coin base address
	Root        common.Hash    // Block Trie state
	TxHash      common.Hash    // Tx sha
	ReceiptHash common.Hash    // Receipt sha
	Bloom       Bloom          // Bloom
	Difficulty  *big.Int       // Difficulty for the current block
	Number      *big.Int       // The block number
	GasLimit    *big.Int       // Gas limit
	GasUsed     *big.Int       // Gas used
	Time        *big.Int       // Creation time
	Extra       []byte         // Extra data
	MixDigest   common.Hash    // for quick difficulty verification
	Nonce       BlockNonce
}

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

func (*Header) HashNoNonce 

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

func (*Header) String 

func (h *Header) String() string

func (*Header) UnmarshalJSON 

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

type Receipt 

type Receipt struct {
	// Consensus fields
	PostState         []byte
	CumulativeGasUsed *big.Int
	Bloom             Bloom
	Logs              vm.Logs

	// Implementation fields
	TxHash          common.Hash
	ContractAddress common.Address
	GasUsed         *big.Int
}

Receipt represents the results of a transaction.

func NewReceipt 

func NewReceipt(root []byte, cumulativeGasUsed *big.Int) *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.

func (*Receipt) RlpEncode 

func (r *Receipt) RlpEncode() []byte

RlpEncode implements common.RlpEncode required for SHA3 derivation.

func (*Receipt) String 

func (r *Receipt) String() string

String implements the Stringer interface.

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 types.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.

func (Receipts) RlpEncode 

func (r Receipts) RlpEncode() []byte

RlpEncode implements common.RlpEncode required for SHA3 derivation.

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, gasLimit, gasPrice *big.Int, data []byte) *Transaction

func NewTransaction 

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

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

func (*Transaction) EncodeRLP 

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

func (*Transaction) From 

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

func (*Transaction) Gas 

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

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) Nonce 

func (tx *Transaction) Nonce() uint64

func (*Transaction) SigHash 

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

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

func (*Transaction) SignECDSA 

func (tx *Transaction) SignECDSA(prv *ecdsa.PrivateKey) (*Transaction, error)

func (*Transaction) SignatureValues 

func (tx *Transaction) SignatureValues() (v byte, r *big.Int, s *big.Int)

func (*Transaction) Size 

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

func (*Transaction) String 

func (tx *Transaction) String() string

func (*Transaction) To 

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

func (*Transaction) Value 

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

func (*Transaction) WithSignature 

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

type Transactions 

type Transactions []*Transaction

Transaction slice type for basic sorting.

func TxDifference 

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

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 TxByNonce 

type TxByNonce struct{ Transactions }

func (TxByNonce) Less 

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

type TxByPrice 

type TxByPrice struct{ Transactions }

func (TxByPrice) Less 

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

type TxByPriceAndNonce 

type TxByPriceAndNonce struct{ Transactions }

func (TxByPriceAndNonce) Less 

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

Source Files

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