bsc

package
v0.0.0-...-2a6c6a3 Latest Latest
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 Go to latest Published: May 20, 2020 License: LGPL-3.0 Imports: 15 Imported by: 0

Documentation

Index

Constants

View Source 
const (
	// HashLength is the expected length of the hash
	HashLength = 32
	// AddressLength is the expected length of the address
	AddressLength = 20
)

Lengths of hashes and addresses in bytes.

View Source 
const BadNibble = ^uint64(0)
View Source 
const (
	// BloomByteLength represents the number of bytes used in a header log bloom.
	BloomByteLength = 256
)
View Source 
const UintBits = 32 << (uint64(^uint(0)) >> 63)

Variables

View Source 
var (
	ErrEmptyString   = &DecError{"empty hex string"}
	ErrSyntax        = &DecError{"invalid hex string"}
	ErrMissingPrefix = &DecError{"hex string without 0x prefix"}
	ErrOddLength     = &DecError{"hex string of odd length"}
	ErrEmptyNumber   = &DecError{"hex string \"0x\""}
	ErrLeadingZero   = &DecError{"hex number with leading zero digits"}
	ErrUint64Range   = &DecError{"hex number > 64 bits"}
	ErrBig256Range   = &DecError{"hex number > 256 bits"}
)
View Source 
var BigWordNibbles int

Functions

func HexDecodeNibble 

func HexDecodeNibble(in byte) uint64

func HexDecodeUint64 

func HexDecodeUint64(input string) (uint64, error)

DecodeUint64 decodes a hex string with 0x prefix as a quantity.

func HexEncodeBig 

func HexEncodeBig(bigint *big.Int) string

EncodeBig encodes bigint as a hex string with 0x prefix. The sign of the integer is ignored.

func HexEncodeUint64 

func HexEncodeUint64(i uint64) string

EncodeUint64 encodes i as a hex string with 0x prefix.

func Keccak256 

func Keccak256(data ...[]byte) []byte

Keccak256 calculates and returns the Keccak256 hash of the input data.

func UnmarshalFixedJSON 

func UnmarshalFixedJSON(typ reflect.Type, input, out []byte) error

UnmarshalFixedJSON decodes the input as a string with 0x prefix. The length of out determines the required input length. This function is commonly used to implement the UnmarshalJSON method for fixed-size types.

func UnmarshalFixedText 

func UnmarshalFixedText(typname string, input, out []byte) error

UnmarshalFixedText decodes the input as a string with 0x prefix. The length of out determines the required input length. This function is commonly used to implement the UnmarshalText method for fixed-size types.

func UnmarshalFixedUnprefixedText 

func UnmarshalFixedUnprefixedText(typname string, input, out []byte) error

UnmarshalFixedUnprefixedText decodes the input as a string with optional 0x prefix. The length of out determines the required input length. This function is commonly used to implement the UnmarshalText method for fixed-size types.

Types

type Address 

type Address [AddressLength]byte

Address represents the 20 byte address of an Ethereum account.

func (Address) Bytes 

func (a Address) Bytes() []byte

Bytes gets the string representation of the underlying address.

func (Address) Format 

func (a Address) Format(s fmt.State, c rune)

Format implements fmt.Formatter, forcing the byte slice to be formatted as is, without going through the stringer interface used for logging.

func (Address) Hash 

func (a Address) Hash() Hash

Hash converts an address to a hash by left-padding it with zeros.

func (Address) Hex 

func (a Address) Hex() string

Hex returns an EIP55-compliant hex string representation of the address.

func (Address) MarshalText 

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

MarshalText returns the hex representation of a.

func (*Address) Scan 

func (a *Address) Scan(src interface{}) error

Scan implements Scanner for database/sql.

func (*Address) SetBytes 

func (a *Address) SetBytes(b []byte)

SetBytes sets the address to the value of b. If b is larger than len(a) it will panic.

func (Address) String 

func (a Address) String() string

String implements fmt.Stringer.

func (*Address) UnmarshalJSON 

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

UnmarshalJSON parses a hash in hex syntax.

func (*Address) UnmarshalText 

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

UnmarshalText parses a hash in hex syntax.

func (Address) Value 

func (a Address) Value() (driver.Value, error)

Value implements valuer for database/sql.

type Big 

type Big big.Int

Big marshals/unmarshals as a JSON string with 0x prefix. The zero value marshals as "0x0".

Negative integers are not supported at this time. Attempting to marshal them will return an error. Values larger than 256bits are rejected by Unmarshal but will be marshaled without error.

func (Big) ImplementsGraphQLType 

func (b Big) ImplementsGraphQLType(name string) bool

ImplementsGraphQLType returns true if Big implements the provided GraphQL type.

func (Big) MarshalAmino 

func (b Big) MarshalAmino() ([]byte, error)

Override Amino binary serialization by proxying to protobuf.

func (Big) MarshalText 

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

MarshalText implements encoding.TextMarshaler

func (*Big) String 

func (b *Big) String() string

String returns the hex encoding of b.

func (*Big) ToInt 

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

ToInt converts b to a big.Int.

func (*Big) UnmarshalAmino 

func (b *Big) UnmarshalAmino(bz []byte) error

func (*Big) UnmarshalGraphQL 

func (b *Big) UnmarshalGraphQL(input interface{}) error

UnmarshalGraphQL unmarshals the provided GraphQL query data.

func (*Big) UnmarshalJSON 

func (b *Big) UnmarshalJSON(input []byte) error

UnmarshalJSON implements json.Unmarshaler.

func (*Big) UnmarshalText 

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

UnmarshalText implements encoding.TextUnmarshaler

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 (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 Bloom 

type Bloom [BloomByteLength]byte

Bloom represents a 2048 bit bloom filter.

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) UnmarshalText 

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

UnmarshalText b as a hex string with 0x prefix.

type Bytes 

type Bytes []byte

Bytes marshals/unmarshals as a JSON string with 0x prefix. The empty slice marshals as "0x".

func (Bytes) ImplementsGraphQLType 

func (b Bytes) ImplementsGraphQLType(name string) bool

ImplementsGraphQLType returns true if Bytes implements the specified GraphQL type.

func (Bytes) MarshalText 

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

MarshalText implements encoding.TextMarshaler

func (Bytes) String 

func (b Bytes) String() string

String returns the hex encoding of b.

func (*Bytes) UnmarshalGraphQL 

func (b *Bytes) UnmarshalGraphQL(input interface{}) error

UnmarshalGraphQL unmarshals the provided GraphQL query data.

func (*Bytes) UnmarshalJSON 

func (b *Bytes) UnmarshalJSON(input []byte) error

UnmarshalJSON implements json.Unmarshaler.

func (*Bytes) UnmarshalText 

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

UnmarshalText implements encoding.TextUnmarshaler.

type DecError 

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

func (DecError) Error 

func (err DecError) Error() string

type Hash 

type Hash [HashLength]byte

Hash represents the 32 byte Keccak256 hash of arbitrary data.

func BytesToHash 

func BytesToHash(b []byte) Hash

BytesToHash sets b to hash. If b is larger than len(h), b will be cropped from the left.

func SealHash 

func SealHash(header *Header) (hash Hash)

SealHash returns the hash of a block prior to it being sealed.

func (Hash) Big 

func (h Hash) Big() *big.Int

Big converts a hash to a big integer.

func (Hash) Bytes 

func (h Hash) Bytes() []byte

Bytes gets the byte representation of the underlying hash.

func (Hash) Cmp 

func (h Hash) Cmp(h1 Hash) int

func (Hash) Format 

func (h Hash) Format(s fmt.State, c rune)

Format implements fmt.Formatter, forcing the byte slice to be formatted as is, without going through the stringer interface used for logging.

func (Hash) Generate 

func (h Hash) Generate(rand *rand.Rand, size int) reflect.Value

Generate implements testing/quick.Generator.

func (Hash) Hex 

func (h Hash) Hex() string

Hex converts a hash to a hex string.

func (Hash) MarshalText 

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

MarshalText returns the hex representation of h.

func (*Hash) Scan 

func (h *Hash) Scan(src interface{}) error

Scan implements Scanner for database/sql.

func (*Hash) SetBytes 

func (h *Hash) SetBytes(b []byte)

SetBytes sets the hash to the value of b. If b is larger than len(h), b will be cropped from the left.

func (Hash) String 

func (h Hash) String() string

String implements the stringer interface and is used also by the logger when doing full logging into a file.

func (Hash) TerminalString 

func (h Hash) TerminalString() string

TerminalString implements log.TerminalStringer, formatting a string for console output during logging.

func (*Hash) UnmarshalJSON 

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

UnmarshalJSON parses a hash in hex syntax.

func (*Hash) UnmarshalText 

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

UnmarshalText parses a hash in hex syntax.

func (Hash) Value 

func (h Hash) Value() (driver.Value, error)

Value implements valuer for database/sql. 

type Header struct {
	ParentHash  Hash       `json:"parentHash"       gencodec:"required"`
	UncleHash   Hash       `json:"sha3Uncles"       gencodec:"required"`
	Coinbase    Address    `json:"miner"            gencodec:"required"`
	Root        Hash       `json:"stateRoot"        gencodec:"required"`
	TxHash      Hash       `json:"transactionsRoot" gencodec:"required"`
	ReceiptHash Hash       `json:"receiptsRoot"     gencodec:"required"`
	Bloom       Bloom      `json:"logsBloom"        gencodec:"required"`
	Difficulty  int64      `json:"difficulty"       gencodec:"required"`
	Number      int64      `json:"number"           gencodec:"required"`
	GasLimit    uint64     `json:"gasLimit"         gencodec:"required"`
	GasUsed     uint64     `json:"gasUsed"          gencodec:"required"`
	Time        uint64     `json:"timestamp"        gencodec:"required"`
	Extra       []byte     `json:"extraData"        gencodec:"required"`
	MixDigest   Hash       `json:"mixHash"`
	Nonce       BlockNonce `json:"nonce"`
}

func NewBSCHeader 

func NewBSCHeader(parentHash, uncleHash, coinbase, root, txHash, recipientHash, bloom []byte,
	difficulty, number int64,
	gasLimit, gasUsed, time uint64,
	extraData, mixDigest, nonce []byte) (Header, error)

func (*Header) ExtractSignerFromHeader 

func (h *Header) ExtractSignerFromHeader() (signer Address, err error)

func (*Header) GetSignature 

func (h *Header) GetSignature() ([]byte, error)

func (Header) MarshalJSON 

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

MarshalJSON marshals as JSON.

func (*Header) UnmarshalJSON 

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

UnmarshalJSON unmarshals from JSON.

type Uint 

type Uint uint

Uint marshals/unmarshals as a JSON string with 0x prefix. The zero value marshals as "0x0".

func (Uint) MarshalText 

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

MarshalText implements encoding.TextMarshaler.

func (Uint) String 

func (b Uint) String() string

String returns the hex encoding of b.

func (*Uint) UnmarshalJSON 

func (b *Uint) UnmarshalJSON(input []byte) error

UnmarshalJSON implements json.Unmarshaler.

func (*Uint) UnmarshalText 

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

UnmarshalText implements encoding.TextUnmarshaler.

type Uint64 

type Uint64 uint64

Uint64 marshals/unmarshals as a JSON string with 0x prefix. The zero value marshals as "0x0".

func (Uint64) ImplementsGraphQLType 

func (b Uint64) ImplementsGraphQLType(name string) bool

ImplementsGraphQLType returns true if Uint64 implements the provided GraphQL type.

func (Uint64) MarshalText 

func (b Uint64) MarshalText() ([]byte, error)

MarshalText implements encoding.TextMarshaler.

func (Uint64) String 

func (b Uint64) String() string

String returns the hex encoding of b.

func (*Uint64) UnmarshalGraphQL 

func (b *Uint64) UnmarshalGraphQL(input interface{}) error

UnmarshalGraphQL unmarshals the provided GraphQL query data.

func (*Uint64) UnmarshalJSON 

func (b *Uint64) UnmarshalJSON(input []byte) error

UnmarshalJSON implements json.Unmarshaler.

func (*Uint64) UnmarshalText 

func (b *Uint64) UnmarshalText(input []byte) error

UnmarshalText implements encoding.TextUnmarshaler

Source Files

View all Source files

Directories

Path Synopsis
Package rlp implements the RLP serialization format.
 Package rlp implements the RLP serialization format.

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