types

package
v1.3.2 Latest Latest
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 Go to latest Published: Nov 6, 2023 License: Apache-2.0 Imports: 15 Imported by: 15

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Index

Constants

View Source 
const (
	HashLength    = 32
	AddressLength = 20

	SignatureSize = 4
)
View Source 
const BloomByteLength = 256
View Source 
const (
	RLPSingleByteUpperLimit = 0x7f
)
View Source 
const (
	// StateTransactionGasLimit is arbitrary default gas limit for state transactions
	StateTransactionGasLimit = 1000000
)

Variables

View Source 
var (
	// ZeroAddress is the default zero address
	ZeroAddress = Address{}

	// ZeroHash is the default zero hash
	ZeroHash = Hash{}

	// ZeroNonce is the default empty nonce
	ZeroNonce = Nonce{}

	// EmptyRootHash is the root when there are no transactions
	EmptyRootHash = StringToHash("0x56e81f171bcc55a6ff8345e692c0f86e5b48e01b996cadc001622fb5e363b421")

	// EmptyUncleHash is the root when there are no uncles
	EmptyUncleHash = StringToHash("0x1dcc4de8dec75d7aab85b567b6ccd41ad312451b948a7413f0a142fd40d49347")

	// EmptyCodeHash is the root where there is no code.
	// Equivalent of: `types.BytesToHash(crypto.Keccak256(nil))`
	EmptyCodeHash = StringToHash("0xc5d2460186f7233c927e7db2dcc703c0e500b653ca82273b7bfad8045d85a470")

	// ErrTxTypeNotSupported denotes that transaction is not supported
	ErrTxTypeNotSupported = errors.New("transaction type not supported")

	// ErrInsufficientFunds denotes that account has insufficient funds for transaction execution
	ErrInsufficientFunds = errors.New("insufficient funds for execution")
)
View Source 
var (

	// this will change to use the generated code, but for now, we leave it as is, because of the circular import
	ExecuteStateSyncABIMethod, _ = abi.NewMethod("function execute(" +
		"bytes32[] proof, " +
		"tuple(uint256 id, address sender, address receiver, bytes data) obj)")
)
View Source 
var HeaderHash func(h *Header) Hash

Functions

func AddressToString 

func AddressToString(address Address) string

func IsValidAddress added in v1.0.0 

func IsValidAddress(address string) error

IsValidAddress checks if provided string is a valid Ethereum address

func MarshalRLPTo 

func MarshalRLPTo(obj marshalRLPFunc, dst []byte) []byte

func RegisterTxHashFork added in v1.1.0 

func RegisterTxHashFork(txHashWithTypeFork string) error

func StringToBytes added in v0.8.0 

func StringToBytes(str string) []byte

func UnmarshalRlp 

func UnmarshalRlp(obj unmarshalRLPFunc, input []byte) error

Types

type Address 

type Address [AddressLength]byte

func BytesToAddress 

func BytesToAddress(b []byte) Address

func StringToAddress 

func StringToAddress(str string) Address

func (Address) Bytes 

func (a Address) Bytes() []byte

func (Address) MarshalText 

func (a Address) MarshalText() ([]byte, error)

func (Address) Ptr added in v0.4.0 

func (a Address) Ptr() *Address

func (Address) String 

func (a Address) String() string

func (*Address) UnmarshalText 

func (a *Address) UnmarshalText(input []byte) error

UnmarshalText parses an address in hex syntax.

type Block 

type Block struct {
	Header       *Header
	Transactions []*Transaction
	Uncles       []*Header
	// contains filtered or unexported fields
}

func (*Block) Body 

func (b *Block) Body() *Body

func (*Block) Hash 

func (b *Block) Hash() Hash

func (*Block) MarshalRLP 

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

func (*Block) MarshalRLPTo 

func (b *Block) MarshalRLPTo(dst []byte) []byte

func (*Block) MarshalRLPWith 

func (b *Block) MarshalRLPWith(ar *fastrlp.Arena) *fastrlp.Value

func (*Block) Number 

func (b *Block) Number() uint64

func (*Block) ParentHash 

func (b *Block) ParentHash() Hash

func (*Block) Size 

func (b *Block) Size() uint64

func (*Block) String 

func (b *Block) String() string

func (*Block) UnmarshalRLP 

func (b *Block) UnmarshalRLP(input []byte) error

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 Bloom 

type Bloom [BloomByteLength]byte

func CreateBloom 

func CreateBloom(receipts []*Receipt) (b Bloom)

CreateBloom creates a new bloom filter from a set of receipts

func (*Bloom) IsLogInBloom 

func (b *Bloom) IsLogInBloom(log *Log) bool

IsLogInBloom checks if the log has a possible presence in the bloom filter

func (Bloom) MarshalText 

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

MarshalText implements encoding.TextMarshaler

func (Bloom) String 

func (b Bloom) String() string

func (*Bloom) UnmarshalText 

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

type Body 

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

func (*Body) MarshalRLPTo 

func (b *Body) MarshalRLPTo(dst []byte) []byte

func (*Body) UnmarshalRLP 

func (b *Body) UnmarshalRLP(input []byte) error

UnmarshalRLP unmarshals body from byte slice. Caution: Hash for each tx must be computed manually after!

type ExitProof added in v0.9.0 

type ExitProof struct {
	Proof     []Hash
	LeafIndex uint64
}

type FullBlock added in v0.8.0 

type FullBlock struct {
	Block    *Block
	Receipts []*Receipt
}

type Hash 

type Hash [HashLength]byte

func BytesToHash 

func BytesToHash(b []byte) Hash

func StringToHash 

func StringToHash(str string) Hash

func (Hash) Bytes 

func (h Hash) Bytes() []byte

func (Hash) MarshalText 

func (h Hash) MarshalText() ([]byte, error)

func (Hash) String 

func (h Hash) String() string

func (*Hash) UnmarshalText 

func (h *Hash) UnmarshalText(input []byte) error

UnmarshalText parses a hash in hex syntax. 

type Header struct {
	ParentHash   Hash
	Sha3Uncles   Hash
	Miner        []byte
	StateRoot    Hash
	TxRoot       Hash
	ReceiptsRoot Hash
	LogsBloom    Bloom
	Difficulty   uint64
	Number       uint64
	GasLimit     uint64
	GasUsed      uint64
	Timestamp    uint64
	ExtraData    []byte
	MixHash      Hash
	Nonce        Nonce
	Hash         Hash

	// BaseFee was added by EIP-1559 and is ignored in legacy headers.
	BaseFee uint64 `json:"baseFeePerGas"`
}

Header represents a block header in the Ethereum blockchain.

func (*Header) ComputeHash 

func (h *Header) ComputeHash() *Header

ComputeHash computes the hash of the header

func (*Header) Copy 

func (h *Header) Copy() *Header

func (*Header) Equal 

func (h *Header) Equal(hh *Header) bool

func (*Header) HasBody 

func (h *Header) HasBody() bool

func (*Header) HasReceipts 

func (h *Header) HasReceipts() bool

func (*Header) IsGenesis added in v0.6.0 

func (h *Header) IsGenesis() bool

func (*Header) MarshalRLP 

func (h *Header) MarshalRLP() []byte

func (*Header) MarshalRLPTo 

func (h *Header) MarshalRLPTo(dst []byte) []byte

func (*Header) MarshalRLPWith 

func (h *Header) MarshalRLPWith(arena *fastrlp.Arena) *fastrlp.Value

MarshalRLPWith marshals the header to RLP with a specific fastrlp.Arena

func (*Header) SetNonce 

func (h *Header) SetNonce(i uint64)

func (*Header) UnmarshalRLP 

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

type Log 

type Log struct {
	Address Address
	Topics  []Hash
	Data    []byte
}

func (*Log) MarshalRLPWith 

func (l *Log) MarshalRLPWith(a *fastrlp.Arena) *fastrlp.Value

type Nonce 

type Nonce [8]byte

func (Nonce) MarshalText 

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

MarshalText implements encoding.TextMarshaler

func (Nonce) String 

func (n Nonce) String() string

type OverrideAccount added in v0.9.0 

type OverrideAccount struct {
	Nonce     *uint64
	Code      []byte
	Balance   *big.Int
	State     map[Hash]Hash
	StateDiff map[Hash]Hash
}

type Proof added in v0.8.0 

type Proof struct {
	Data     []Hash // the proof himself
	Metadata map[string]interface{}
}

type RLPMarshaler 

type RLPMarshaler interface {
	MarshalRLPTo(dst []byte) []byte
}

type RLPStoreMarshaler 

type RLPStoreMarshaler interface {
	MarshalStoreRLPTo(dst []byte) []byte
}

type RLPStoreUnmarshaler 

type RLPStoreUnmarshaler interface {
	UnmarshalStoreRLP(input []byte) error
}

type RLPUnmarshaler 

type RLPUnmarshaler interface {
	UnmarshalRLP(input []byte) error
}

type Receipt 

type Receipt struct {
	// consensus fields
	Root              Hash
	CumulativeGasUsed uint64
	LogsBloom         Bloom
	Logs              []*Log
	Status            *ReceiptStatus

	// context fields
	GasUsed         uint64
	ContractAddress *Address
	TxHash          Hash

	TransactionType TxType
}

func (*Receipt) IsLegacyTx added in v0.8.0 

func (r *Receipt) IsLegacyTx() bool

func (*Receipt) MarshalLogsWith 

func (r *Receipt) MarshalLogsWith(a *fastrlp.Arena) *fastrlp.Value

MarshalLogsWith marshals the logs of the receipt to RLP with a specific fastrlp.Arena

func (*Receipt) MarshalRLP 

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

func (*Receipt) MarshalRLPTo 

func (r *Receipt) MarshalRLPTo(dst []byte) []byte

func (*Receipt) MarshalRLPWith 

func (r *Receipt) MarshalRLPWith(a *fastrlp.Arena) *fastrlp.Value

MarshalRLPWith marshals a receipt with a specific fastrlp.Arena

func (*Receipt) MarshalStoreRLPTo 

func (r *Receipt) MarshalStoreRLPTo(dst []byte) []byte

func (*Receipt) SetContractAddress added in v0.4.0 

func (r *Receipt) SetContractAddress(contractAddress Address)

func (*Receipt) SetStatus 

func (r *Receipt) SetStatus(s ReceiptStatus)

func (*Receipt) UnmarshalRLP 

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

func (*Receipt) UnmarshalStoreRLP 

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

type ReceiptStatus 

type ReceiptStatus uint64
const (
	ReceiptFailed ReceiptStatus = iota
	ReceiptSuccess
)

type Receipts 

type Receipts []*Receipt

func (Receipts) MarshalRLPTo 

func (r Receipts) MarshalRLPTo(dst []byte) []byte

func (*Receipts) MarshalRLPWith 

func (r *Receipts) MarshalRLPWith(a *fastrlp.Arena) *fastrlp.Value

func (Receipts) MarshalStoreRLPTo 

func (r Receipts) MarshalStoreRLPTo(dst []byte) []byte

func (*Receipts) UnmarshalRLP 

func (r *Receipts) UnmarshalRLP(input []byte) error

func (*Receipts) UnmarshalStoreRLP 

func (r *Receipts) UnmarshalStoreRLP(input []byte) error

type StateOverride added in v0.9.0 

type StateOverride map[Address]OverrideAccount

type StateSyncEvent added in v0.9.0 

type StateSyncEvent struct {
	// ID is the decoded 'index' field from the event
	ID uint64
	// Sender is the decoded 'sender' field from the event
	Sender ethgo.Address
	// Receiver is the decoded 'receiver' field from the event
	Receiver ethgo.Address
	// Data is the decoded 'data' field from the event
	Data []byte
}

StateSyncEvent is a bridge event from the rootchain

func (*StateSyncEvent) EncodeAbi added in v0.9.0 

func (sse *StateSyncEvent) EncodeAbi() ([]byte, error)

ToABI converts StateSyncEvent to ABI

func (*StateSyncEvent) String added in v0.9.0 

func (sse *StateSyncEvent) String() string

func (*StateSyncEvent) ToMap added in v0.9.0 

func (sse *StateSyncEvent) ToMap() map[string]interface{}

ToMap converts StateSyncEvent to map

type StateSyncProof added in v0.9.0 

type StateSyncProof struct {
	Proof     []Hash
	StateSync *StateSyncEvent
}

func (*StateSyncProof) DecodeAbi added in v0.9.0 

func (ssp *StateSyncProof) DecodeAbi(txData []byte) error

DecodeAbi contains logic for decoding given ABI data

func (*StateSyncProof) EncodeAbi added in v0.9.0 

func (ssp *StateSyncProof) EncodeAbi() ([]byte, error)

EncodeAbi contains logic for encoding given ABI data

type Transaction 

type Transaction struct {
	Nonce     uint64
	GasPrice  *big.Int
	GasTipCap *big.Int
	GasFeeCap *big.Int
	Gas       uint64
	To        *Address
	Value     *big.Int
	Input     []byte
	V, R, S   *big.Int
	Hash      Hash
	From      Address

	Type TxType

	ChainID *big.Int
	// contains filtered or unexported fields
}

func FindTxByHash added in v1.1.0 

func FindTxByHash(txs []*Transaction, hash Hash) (*Transaction, int)

FindTxByHash returns transaction and its index from a slice of transactions

func (*Transaction) ComputeHash 

func (t *Transaction) ComputeHash(blockNumber uint64) *Transaction

ComputeHash computes the hash of the transaction

func (*Transaction) Copy 

func (t *Transaction) Copy() *Transaction

func (*Transaction) Cost 

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

Cost returns gas * gasPrice + value

func (*Transaction) EffectiveGasTip added in v1.1.0 

func (t *Transaction) EffectiveGasTip(baseFee *big.Int) *big.Int

EffectiveGasTip defines effective tip based on tx type. Spec: https://eips.ethereum.org/EIPS/eip-1559#specification We use EIP-1559 fields of the tx if the london hardfork is enabled. Effective tip be came to be either gas tip cap or (gas fee cap - current base fee)

func (*Transaction) GetGasFeeCap added in v1.1.0 

func (t *Transaction) GetGasFeeCap() *big.Int

GetGasFeeCap gets gas fee cap depending on tx type Spec: https://eips.ethereum.org/EIPS/eip-1559#specification

func (*Transaction) GetGasPrice added in v0.9.0 

func (t *Transaction) GetGasPrice(baseFee uint64) *big.Int

GetGasPrice returns gas price if not empty, or calculates one based on the given EIP-1559 fields if exist

Here is the logic:

  • use existing gas price if exists
  • or calculate a value with formula: min(gasFeeCap, gasTipCap + baseFee);

func (*Transaction) GetGasTipCap added in v1.1.0 

func (t *Transaction) GetGasTipCap() *big.Int

GetGasTipCap gets gas tip cap depending on tx type Spec: https://eips.ethereum.org/EIPS/eip-1559#specification

func (*Transaction) IsContractCreation 

func (t *Transaction) IsContractCreation() bool

IsContractCreation checks if tx is contract creation

func (*Transaction) IsValueTransfer added in v1.3.2 

func (t *Transaction) IsValueTransfer() bool

IsValueTransfer checks if tx is a value transfer

func (*Transaction) MarshalRLP 

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

func (*Transaction) MarshalRLPTo 

func (t *Transaction) MarshalRLPTo(dst []byte) []byte

func (*Transaction) MarshalRLPWith 

func (t *Transaction) MarshalRLPWith(arena *fastrlp.Arena) *fastrlp.Value

MarshalRLPWith marshals the transaction to RLP with a specific fastrlp.Arena Be careful! This function does not serialize tx type as a first byte. Use MarshalRLP/MarshalRLPTo in most cases

func (*Transaction) MarshalStoreRLPTo 

func (t *Transaction) MarshalStoreRLPTo(dst []byte) []byte

func (*Transaction) Size 

func (t *Transaction) Size() uint64

func (*Transaction) UnmarshalRLP 

func (t *Transaction) UnmarshalRLP(input []byte) error

UnmarshalRLP unmarshals transaction from byte slice Caution: Hash calculation should be done from the outside!

func (*Transaction) UnmarshalStoreRLP 

func (t *Transaction) UnmarshalStoreRLP(input []byte) error

UnmarshalStoreRLP unmarshals transaction from byte slice. Hash must be computed manually after!

type TransactionHashFork added in v1.1.0 

type TransactionHashFork interface {
	SerializeForRootCalculation(*Transaction, *fastrlp.ArenaPool) []byte
	ComputeHash(*Transaction)
}

func GetTransactionHashHandler added in v1.1.0 

func GetTransactionHashHandler(blockNumber uint64) TransactionHashFork

type TransactionHashForkV1 added in v1.1.0 

type TransactionHashForkV1 struct {
}

func (*TransactionHashForkV1) ComputeHash added in v1.1.0 

func (th *TransactionHashForkV1) ComputeHash(t *Transaction)

func (*TransactionHashForkV1) SerializeForRootCalculation added in v1.1.0 

func (th *TransactionHashForkV1) SerializeForRootCalculation(t *Transaction, ap *fastrlp.ArenaPool) []byte

type TransactionHashForkV2 added in v1.1.0 

type TransactionHashForkV2 struct {
}

func (*TransactionHashForkV2) ComputeHash added in v1.1.0 

func (th *TransactionHashForkV2) ComputeHash(t *Transaction)

func (*TransactionHashForkV2) SerializeForRootCalculation added in v1.1.0 

func (th *TransactionHashForkV2) SerializeForRootCalculation(t *Transaction, _ *fastrlp.ArenaPool) []byte

type TxType added in v0.8.0 

type TxType byte

TxType is the transaction type. 

const (
	LegacyTx     TxType = 0x0
	StateTx      TxType = 0x7f
	DynamicFeeTx TxType = 0x02
)

List of supported transaction types

func (TxType) String added in v0.8.0 

func (t TxType) String() (s string)

String returns string representation of the transaction type.

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