types

package
v0.0.0-...-9fbb145 Latest Latest
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 Go to latest Published: Oct 13, 2021 License: MIT Imports: 23 Imported by: 36

Documentation

Index

Constants

View Source 
const (
	IsTxBlockType uint8 = iota
	IsKeyBlockType
	IsKeyBlockSkipType
)
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 (
	DeterminByMinNonce = iota
	DeterminByMaxNonce
)
View Source 
const (
	PowReconfig     = 1
	TimeReconfig    = 2
	PaceReconfig    = 3
	PacePowReconfig = 4
	Initialization  = 9
)
View Source 
const (
	// ReceiptStatusFailed is the status code of a transaction if execution failed.
	ReceiptStatusFailed = uint64(0)

	// ReceiptStatusSuccessful is the status code of a transaction if execution succeeded.
	ReceiptStatusSuccessful = uint64(1)
)
View Source 
const (
	COMMONNODE = iota
	LEAFNODE
	ROOTNODE
)

Variables

View Source 
var (
	ErrUnknownAncestor = errors.New("unknown ancestor")

	// types.ErrPrunedAncestor is returned when validating a block requires an ancestor
	// that is known, but the state of which is not available.
	ErrPrunedAncestor = errors.New("pruned ancestor")

	// types.ErrFutureBlock is returned when a block's timestamp is in the future according
	// to the current node.
	ErrFutureBlock = errors.New("block in the future")

	// types.ErrInvalidNumber is returned if a block's number doesn't equal it's parent's
	// plus one.
	ErrInvalidNumber = errors.New("invalid block number")

	// types.ErrKnownBlock is returned when a block to import is already known locally.
	ErrKnownBlock = errors.New("block already known")
	// types.ErrGasLimitReached is returned by the gas pool if the amount of gas required
	// by a transaction is higher than what's left in the block.
	ErrGasLimitReached = errors.New("gas limit reached")

	// types.ErrBlacklistedHash is returned if a block to import is on the blacklist.
	ErrBlacklistedHash = errors.New("blacklisted hash")

	// types.ErrNonceTooHigh is returned if the nonce of a transaction is higher than the
	// next one expected based on the local chain.
	ErrNonceTooHigh = errors.New("nonce too high")

	ErrEmptySignature = errors.New("signature is empty")

	ErrInvalidSignature = errors.New("invalid signature")

	ErrInvalidCommittee = errors.New("invalid committee")
	ErrSendNotTimeOut   = errors.New("send data error, time is not out")
	ErrNotRunning       = errors.New("is not running")
)
View Source 
var Bloom9 = bloom9
View Source 
var (
	EmptyRootHash = DeriveSha(Transactions{})
)
View Source 
var (
	ErrInvalidChainId = errors.New("invalid chain id for signer")
)
View Source 
var (
	ErrInvalidSig = errors.New("invalid transaction v, r, s values")
)
View Source 
var (
	KeyBlockVersion = "0107"
)

Functions

func BloomLookup 

func BloomLookup(bin Bloom, topic bytesBacked) bool

func DeriveSha 

func DeriveSha(list DerivableList) common.Hash

func GetCommitteeHash 

func GetCommitteeHash(x interface{}) common.Hash

func LogsBloom 

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

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 cph to track
	// inter-peer block relay.
	ReceivedAt   time.Time
	ReceivedFrom interface{}
	// contains filtered or unexported fields
}

Block represents an entire block in the Cypherium blockchain.

func DecodeToBlock 

func DecodeToBlock(data []byte) *Block

func NewBlock 

func NewBlock(header *Header, txs []*Transaction, 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) BlockType 

func (b *Block) BlockType() uint8

func (*Block) Body 

func (b *Block) Body() *Body

Body returns the non-header content of the block.

func (*Block) DecodeRLP 

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

DecodeRLP decodes the Cypherium

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 Cypherium RLP block format.

func (*Block) EncodeToBytes 

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

func (*Block) Exceptions 

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

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) GetKeyHash 

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

func (*Block) GetSignature 

func (b *Block) GetSignature() ([]byte, []byte)

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) Header 

func (b *Block) Header() *Header

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) SetKeyHash 

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

func (*Block) SetSignature 

func (b *Block) SetSignature(sig []byte, exceptions []byte)

func (*Block) SetToCurrentTime 

func (b *Block) SetToCurrentTime()

func (*Block) Signature 

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

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) 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) WithBody 

func (b *Block) WithBody(transactions []*Transaction) *Block

WithBody returns a new block with the given transaction and uncle contents. func (b *Block) WithBody(transactions []*Transaction, uncles []*Header) *Block {

func (*Block) WithSeal 

func (b *Block) WithSeal(header *Header, withSig bool) *Block

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

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
}

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

type Candidate 

type Candidate struct {
	KeyCandidate *KeyBlockHeader `rlp:"nil"`
	IP           []byte
	Port         int
	PubKey       string
	Coinbase     string
	// contains filtered or unexported fields
}

func DecodeToCandidate 

func DecodeToCandidate(data []byte) *Candidate

func NewCandidate 

func NewCandidate(parentHash common.Hash, difficulty *big.Int, number uint64, txNumber uint64, extraByte []byte, ip []byte, pubKey string, eb string, port int) *Candidate

func (*Candidate) DecodeRLP 

func (c *Candidate) DecodeRLP(s *rlp.Stream) error

func (*Candidate) EncodeRLP 

func (c *Candidate) EncodeRLP(w io.Writer) error

func (*Candidate) EncodeToBytes 

func (c *Candidate) EncodeToBytes() []byte

func (*Candidate) Hash 

func (c *Candidate) Hash() common.Hash

Hash hashes the RLP encoding of candidate. It uniquely identifies the candidate.

func (*Candidate) HashNoNonce 

func (c *Candidate) HashNoNonce() common.Hash

type CandidateMsg 

type CandidateMsg struct {
	Msg []byte
}

type Candidates 

type Candidates []*Candidate

type CandsByNonce 

type CandsByNonce Candidates

func (CandsByNonce) Len 

func (s CandsByNonce) Len() int

func (CandsByNonce) Less 

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

func (CandsByNonce) Swap 

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

type ChainReader 

type ChainReader interface {
	// Config retrieves the blockchain's chain configuration.
	Config() *params.ChainConfig

	// CurrentHeader retrieves the current header from the local chain.
	CurrentHeader() *Header

	// GetHeader retrieves a block header from the database by hash and number.
	GetHeader(hash common.Hash, number uint64) *Header

	// GetHeaderByNumber retrieves a block header from the database by number.
	GetHeaderByNumber(number uint64) *Header

	// GetHeaderByHash retrieves a block header from the database by its hash.
	GetHeaderByHash(hash common.Hash) *Header

	// GetBlock retrieves a block from the database by hash and number.
	GetBlock(hash common.Hash, number uint64) *Block

	GetKeyChainReader() KeyChainReader
}

ChainReader defines a small collection of methods needed to access the local blockchain during header and/or uncle verification.

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"`
	Root        common.Hash `json:"stateRoot"        gencodec:"required"`
	TxHash      common.Hash `json:"transactionsRoot" gencodec:"required"`
	ReceiptHash common.Hash `json:"receiptsRoot"     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"`
	BlockType   uint8       `json:"blockType"      gencodec:"required"`
	KeyHash     common.Hash `json:"KeyHash"  	      gencodec:"required"`
	Extra       []byte      `json:"extraData"        gencodec:"required"`
	Signature   []byte      `json:"signature"     gencodec:"required"`
	Exceptions  []byte      `json:"Exceptions"       gencodec:"required"`
}

Header represents a block header in the Cypherium 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) MarshalJSON 

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

MarshalJSON marshals as JSON.

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) UnmarshalJSON 

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

UnmarshalJSON unmarshals from JSON.

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 KeyBlock 

type KeyBlock struct {

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

Block represents an entire block in the Cypherium blockchain.

func DecodeToKeyBlock 

func DecodeToKeyBlock(data []byte) *KeyBlock

func NewKeyBlock 

func NewKeyBlock(header *KeyBlockHeader) *KeyBlock

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 x in header are ignored and set to values derived from the x.

func NewKeyBlockWithHeader 

func NewKeyBlockWithHeader(header *KeyBlockHeader) *KeyBlock

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 (*KeyBlock) BlockType 

func (b *KeyBlock) BlockType() uint8

func (*KeyBlock) Body 

func (b *KeyBlock) Body() *KeyBlockBody

Body returns the non-header content of the block.

func (*KeyBlock) CommitteeHash 

func (b *KeyBlock) CommitteeHash() common.Hash

func (*KeyBlock) DecodeRLP 

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

DecodeRLP decodes the Cypherium

func (*KeyBlock) Difficulty 

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

func (*KeyBlock) EncodeRLP 

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

EncodeRLP serializes b into the Cypherium RLP block format.

func (*KeyBlock) EncodeToBytes 

func (b *KeyBlock) EncodeToBytes() []byte

func (*KeyBlock) Exceptions 

func (b *KeyBlock) Exceptions() []byte

func (*KeyBlock) Extra 

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

func (*KeyBlock) HasNewNode 

func (b *KeyBlock) HasNewNode() bool

func (*KeyBlock) Hash 

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

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

func (*KeyBlock) Header 

func (b *KeyBlock) Header() *KeyBlockHeader

func (*KeyBlock) InAddress 

func (b *KeyBlock) InAddress() string

func (*KeyBlock) InPubKey 

func (b *KeyBlock) InPubKey() string

func (*KeyBlock) LeaderAddress 

func (b *KeyBlock) LeaderAddress() string

func (*KeyBlock) LeaderPubKey 

func (b *KeyBlock) LeaderPubKey() string

func (*KeyBlock) MixDigest 

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

func (*KeyBlock) Nonce 

func (b *KeyBlock) Nonce() uint64

func (*KeyBlock) Number 

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

func (*KeyBlock) NumberU64 

func (b *KeyBlock) NumberU64() uint64

func (*KeyBlock) OutAddress 

func (b *KeyBlock) OutAddress(flag int) string

func (*KeyBlock) OutPubKey 

func (b *KeyBlock) OutPubKey() string

func (*KeyBlock) ParentHash 

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

func (*KeyBlock) SetBlockType 

func (b *KeyBlock) SetBlockType(blockType uint8)

func (*KeyBlock) SetCommitteeHash 

func (b *KeyBlock) SetCommitteeHash(hash common.Hash)

func (*KeyBlock) SetDifficulty 

func (b *KeyBlock) SetDifficulty(dif *big.Int)

func (*KeyBlock) SetNumber 

func (b *KeyBlock) SetNumber(num *big.Int)

func (*KeyBlock) SetSignature 

func (b *KeyBlock) SetSignature(sig []byte, exceptions []byte)

func (*KeyBlock) SetTime 

func (b *KeyBlock) SetTime(time *big.Int)

func (*KeyBlock) Signatrue 

func (b *KeyBlock) Signatrue() []byte

func (*KeyBlock) Size 

func (b *KeyBlock) 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 (*KeyBlock) T_Number 

func (b *KeyBlock) T_Number() uint64

func (*KeyBlock) Time 

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

func (*KeyBlock) TypeCheck 

func (b *KeyBlock) TypeCheck(last_T_Number uint64) bool

func (*KeyBlock) Version 

func (b *KeyBlock) Version() string

func (*KeyBlock) WithBody 

func (b *KeyBlock) WithBody(inPubKey string, inAddress string, outPubKey string, outAddress string, leaderPubKey string, leaderAddress string) *KeyBlock

WithBody returns a new block with the given signatrue and exceptions contents.

func (*KeyBlock) WithSignatrue 

func (b *KeyBlock) WithSignatrue(signature []byte, exceptions []byte) *KeyBlock

type KeyBlockBody 

type KeyBlockBody struct {
	Signatrue     []byte `json:"signature"`
	Exceptions    []byte `json:"exceptions"`
	LeaderPubKey  string `json:"leaderPubKey"           gencodec:"required"`
	LeaderAddress string
	InPubKey      string `json:"inPubKey"            	gencodec:"required"`
	InAddress     string `json:"inAddress"            gencodec:"required"`
	OutPubKey     string `json:"outPubKey"            	gencodec:"required"`
	OutAddress    string `json:"outAddress"            gencodec:"required"`
}

func (KeyBlockBody) MarshalJSON 

func (k KeyBlockBody) MarshalJSON() ([]byte, error)

MarshalJSON marshals as JSON.

func (*KeyBlockBody) UnmarshalJSON 

func (k *KeyBlockBody) UnmarshalJSON(input []byte) error

UnmarshalJSON unmarshals from JSON.

type KeyBlockHeader 

type KeyBlockHeader struct {
	//Version get it from params/version.go
	Version    string      `json:"version"          gencodec:"required"`
	ParentHash common.Hash `json:"parentHash"       gencodec:"required"`
	Difficulty *big.Int    `json:"difficulty"       gencodec:"required"`
	Number     *big.Int    `json:"number"           gencodec:"required"`
	Time       *big.Int    `json:"timestamp"        	 	gencodec:"required"`
	BlockType  uint8       `json:"blockType"              gencodec:"required"`
	Extra      []byte      `json:"extraData"        gencodec:"required"`

	MixDigest common.Hash `json:"mixHash"          gencodec:"required"`
	Nonce     BlockNonce  `json:"nonce"            gencodec:"required"`

	CommitteeHash common.Hash `json:"committeeHash"       gencodec:"required"`
	T_Number      uint64
}

Header represents a block header in the Cypherium blockchain.

func CopyKeyBlockHeader 

func CopyKeyBlockHeader(h *KeyBlockHeader) *KeyBlockHeader

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

func (*KeyBlockHeader) HasNewNode 

func (h *KeyBlockHeader) HasNewNode() bool

func (*KeyBlockHeader) Hash 

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

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

func (*KeyBlockHeader) HashWithCandi 

func (h *KeyBlockHeader) HashWithCandi() common.Hash

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

func (KeyBlockHeader) MarshalJSON 

func (k KeyBlockHeader) MarshalJSON() ([]byte, error)

MarshalJSON marshals as JSON.

func (*KeyBlockHeader) NumberU64 

func (h *KeyBlockHeader) NumberU64() uint64

func (*KeyBlockHeader) Size 

func (h *KeyBlockHeader) 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 (*KeyBlockHeader) UnmarshalJSON 

func (k *KeyBlockHeader) UnmarshalJSON(input []byte) error

UnmarshalJSON unmarshals from JSON.

type KeyBlocks 

type KeyBlocks []*KeyBlock

type KeyChainReader 

type KeyChainReader interface {
	// Config retrieves the blockchain's chain configuration.
	Config() *params.ChainConfig

	// CurrentHeader retrieves the current header from the local chain.
	CurrentHeader() *KeyBlockHeader

	// GetHeader retrieves a block header from the database by hash and number.
	GetHeader(hash common.Hash, number uint64) *KeyBlockHeader

	// GetHeaderByNumber retrieves a block header from the database by number.
	GetHeaderByNumber(number uint64) *KeyBlockHeader

	// GetHeaderByHash retrieves a block header from the database by its hash.
	GetHeaderByHash(hash common.Hash) *KeyBlockHeader

	// GetBlock retrieves a block from the database by hash and number.
	GetBlock(hash common.Hash, number uint64) *KeyBlock

	CurrentCommittee() []*common.Cnode
	GetCommitteeByHash(hash common.Hash) []*common.Cnode
	GetCommitteeByNumber(kNumber uint64) []*common.Cnode
}

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 pow.
	// 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) 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) Message

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 Receipt 

type Receipt struct {
	// Consensus fields
	PostState         []byte `json:"root"`
	Status            uint64 `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)

MarshalJSON marshals as JSON.

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) UnmarshalJSON 

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

UnmarshalJSON unmarshals from JSON.

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 SortBlocksByNumber 

type SortBlocksByNumber []*Block

Make use of sort package to do blocks sorting

func (SortBlocksByNumber) Len 

func (a SortBlocksByNumber) Len() int

func (SortBlocksByNumber) Less 

func (a SortBlocksByNumber) Less(i, j int) bool

func (SortBlocksByNumber) Swap 

func (a SortBlocksByNumber) Swap(i, j int)

type SortKeyBlocksByNumber 

type SortKeyBlocksByNumber []*KeyBlock

Make use of sort package to do blocks sorting

func (SortKeyBlocksByNumber) Len 

func (a SortKeyBlocksByNumber) Len() int

func (SortKeyBlocksByNumber) Less 

func (a SortKeyBlocksByNumber) Less(i, j int) bool

func (SortKeyBlocksByNumber) Swap 

func (a SortKeyBlocksByNumber) Swap(i, j int)

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, version ...uint64) *Transaction

func NewTransaction 

func NewTransaction(nonce uint64, to common.Address, amount *big.Int, gasLimit uint64, gasPrice *big.Int, data []byte, version ...uint64) *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 SignTxWithED25519 

func SignTxWithED25519(tx *Transaction, s Signer, prv ed25519.PrivateKey, pub ed25519.PublicKey) (*Transaction, error)

SignTxWithED25519 signs the transaction using the given signer and private key,using ed25519

func (*Transaction) AsMessage 

func (tx *Transaction) AsMessage(s Signer) (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) 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) Gas 

func (tx *Transaction) Gas() uint64

func (*Transaction) GasPrice 

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

func (*Transaction) GasPriceU64 

func (tx *Transaction) GasPriceU64() uint64

func (*Transaction) Hash 

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

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

func (*Transaction) MarshalJSON 

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

MarshalJSON encodes the web3c 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) SenderKey 

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

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) 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 web3c RPC transaction format.

func (*Transaction) ValidateV 

func (tx *Transaction) ValidateV() bool

Protected returns whether the transaction is protected from replay protection.

func (*Transaction) Value 

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

func (*Transaction) Version 

func (tx *Transaction) Version() uint64

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).

func (*Transaction) WithSignature25519 

func (tx *Transaction) WithSignature25519(signer Signer, sig []byte, pub []byte) (*Transaction, error)

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 NewTransactionsByPriceAndNonce 

func NewTransactionsByPriceAndNonce(signer Signer, txs map[common.Address]Transactions) *TransactionsByPriceAndNonce

NewTransactionsByPriceAndNonce creates a transaction set that can retrieve price sorted transactions in a nonce-honouring way.

Note, the input map is reowned so the caller should not interact any more with if after providing it to the constructor.

func (*TransactionsByPriceAndNonce) Peek 

func (t *TransactionsByPriceAndNonce) Peek() *Transaction

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 Transactions

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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