types

package
v1.0.4-testnet Latest Latest
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 Go to latest Published: Jul 19, 2019 License: MIT Imports: 11 Imported by: 51

Documentation

Overview

Package common contains various helper functions.

Index

Constants

View Source 
const (
	ChainTestnet = 0x02
	ChainMainnet = 0x01

	CurrentChainID = ChainTestnet
)
View Source 
const (
	HashLength       = 32
	AddressLength    = 20
	CoinSymbolLength = 10
)

Variables

View Source 
var (
	Big1   = big.NewInt(1)
	Big2   = big.NewInt(2)
	Big3   = big.NewInt(3)
	Big0   = big.NewInt(0)
	Big32  = big.NewInt(32)
	Big256 = big.NewInt(0xff)
	Big257 = big.NewInt(257)
)

Common big integers often used

Functions

func Bytes2Hex 

func Bytes2Hex(d []byte) string

func CopyBytes 

func CopyBytes(b []byte) (copiedBytes []byte)

Copy bytes

Returns an exact copy of the provided bytes

func EmptyHash 

func EmptyHash(h Hash) bool

func FromHex 

func FromHex(s string, prefix string) []byte

func Hex2Bytes 

func Hex2Bytes(str string) []byte

func Hex2BytesFixed 

func Hex2BytesFixed(str string, flen int) []byte

func IsHexAddress 

func IsHexAddress(s string) bool

IsHexAddress verifies whether a string can represent a valid hex-encoded Minter address or not.

func LeftPadBytes 

func LeftPadBytes(slice []byte, l int) []byte

func ReplaceAtIndex 

func ReplaceAtIndex(in string, r byte, i int) string

func RightPadBytes 

func RightPadBytes(slice []byte, l int) []byte

func ToHex 

func ToHex(b []byte, prefix string) string

Types

type Account added in v0.15.0 

type Account struct {
	Address      Address   `json:"address"`
	Balance      []Balance `json:"balance"`
	Nonce        uint64    `json:"nonce"`
	MultisigData *Multisig `json:"multisig_data,omitempty"`
}

type Address 

type Address [AddressLength]byte

Address represents the 20 byte address of an Ethereum account.

func BigToAddress 

func BigToAddress(b *big.Int) Address

func BytesToAddress 

func BytesToAddress(b []byte) Address

func HexToAddress 

func HexToAddress(s string) Address

func StringToAddress 

func StringToAddress(s string) Address

func (Address) Big 

func (a Address) Big() *big.Int

func (Address) Bytes 

func (a Address) Bytes() []byte

func (*Address) Compare 

func (a *Address) Compare(a2 Address) int

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

func (Address) Hex 

func (a Address) Hex() string

func (Address) MarshalJSON added in v0.8.0 

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

func (Address) MarshalText 

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

MarshalText returns the hex representation of a.

func (*Address) Set 

func (a *Address) Set(other Address)

Sets a to other

func (*Address) SetBytes 

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

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

func (*Address) SetString 

func (a *Address) SetString(s string)

Set string `s` to a. If s is larger than len(a) it will panic

func (Address) Str 

func (a Address) Str() string

Get the string representation of the underlying address

func (Address) String 

func (a Address) String() string

String implements the stringer interface and is used also by the logger.

func (*Address) Unmarshal added in v0.8.0 

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

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.

type AppState added in v0.15.0 

type AppState struct {
	Note         string       `json:"note"`
	StartHeight  uint64       `json:"start_height"`
	Validators   []Validator  `json:"validators,omitempty"`
	Candidates   []Candidate  `json:"candidates,omitempty"`
	Accounts     []Account    `json:"accounts,omitempty"`
	Coins        []Coin       `json:"coins,omitempty"`
	FrozenFunds  []FrozenFund `json:"frozen_funds,omitempty"`
	UsedChecks   []UsedCheck  `json:"used_checks,omitempty"`
	MaxGas       uint64       `json:"max_gas"`
	TotalSlashed *big.Int     `json:"total_slashed"`
}

type Balance added in v0.15.0 

type Balance struct {
	Coin  CoinSymbol `json:"coin"`
	Value *big.Int   `json:"value"`
}

type BitArray added in v0.15.0 

type BitArray struct {
	Bits  uint     `json:"bits"`  // NOTE: persisted via reflect, must be exported
	Elems []uint64 `json:"elems"` // NOTE: persisted via reflect, must be exported
	// contains filtered or unexported fields
}

BitArray is a thread-safe implementation of a bit array.

func NewBitArray added in v0.15.0 

func NewBitArray(bits int) *BitArray

NewBitArray returns a new bit array. It returns nil if the number of bits is zero.

func (*BitArray) Bytes added in v0.15.0 

func (bA *BitArray) Bytes() []byte

Bytes returns the byte representation of the bits within the bitarray.

func (*BitArray) GetIndex added in v0.15.0 

func (bA *BitArray) GetIndex(i int) bool

GetIndex returns the bit at index i within the bit array. The behavior is undefined if i >= bA.Bits

func (*BitArray) MarshalJSON added in v0.15.0 

func (bA *BitArray) MarshalJSON() ([]byte, error)

MarshalJSON implements json.Marshaler interface by marshaling bit array using a custom format: a string of '-' or 'x' where 'x' denotes the 1 bit.

func (*BitArray) SetIndex added in v0.15.0 

func (bA *BitArray) SetIndex(i int, v bool) bool

SetIndex sets the bit at index i within the bit array. The behavior is undefined if i >= bA.Bits

func (*BitArray) Size added in v0.15.0 

func (bA *BitArray) Size() uint

Size returns the number of bits in the bitarray

func (*BitArray) String added in v0.15.0 

func (bA *BitArray) String() string

String returns a string representation of BitArray: BA{<bit-string>}, where <bit-string> is a sequence of 'x' (1) and '_' (0). The <bit-string> includes spaces and newlines to help people. For a simple sequence of 'x' and '_' characters with no spaces or newlines, see the MarshalJSON() method. Example: "BA{_x_}" or "nil-BitArray" for nil.

func (*BitArray) StringIndented added in v0.15.0 

func (bA *BitArray) StringIndented(indent string) string

StringIndented returns the same thing as String(), but applies the indent at every 10th bit, and twice at every 50th bit.

func (*BitArray) UnmarshalJSON added in v0.15.0 

func (bA *BitArray) UnmarshalJSON(bz []byte) error

UnmarshalJSON implements json.Unmarshaler interface by unmarshaling a custom JSON description.

type Candidate added in v0.15.0 

type Candidate struct {
	RewardAddress  Address  `json:"reward_address"`
	OwnerAddress   Address  `json:"owner_address"`
	TotalBipStake  *big.Int `json:"total_bip_stake"`
	PubKey         Pubkey   `json:"pub_key"`
	Commission     uint     `json:"commission"`
	Stakes         []Stake  `json:"stakes"`
	CreatedAtBlock uint     `json:"created_at_block"`
	Status         byte     `json:"status"`
}

type ChainID added in v0.19.0 

type ChainID byte

type Coin added in v0.15.0 

type Coin struct {
	Name           string     `json:"name"`
	Symbol         CoinSymbol `json:"symbol"`
	Volume         *big.Int   `json:"volume"`
	Crr            uint       `json:"crr"`
	ReserveBalance *big.Int   `json:"reserve_balance"`
}

type CoinSymbol 

type CoinSymbol [CoinSymbolLength]byte

func GetBaseCoin 

func GetBaseCoin() CoinSymbol

func StrToCoinSymbol added in v0.8.0 

func StrToCoinSymbol(s string) CoinSymbol

func (CoinSymbol) Bytes 

func (c CoinSymbol) Bytes() []byte

func (CoinSymbol) Compare 

func (c CoinSymbol) Compare(c2 CoinSymbol) int

func (CoinSymbol) IsBaseCoin 

func (c CoinSymbol) IsBaseCoin() bool

func (CoinSymbol) MarshalJSON 

func (c CoinSymbol) MarshalJSON() ([]byte, error)

func (CoinSymbol) String 

func (c CoinSymbol) String() string

func (*CoinSymbol) UnmarshalJSON added in v0.15.0 

func (c *CoinSymbol) UnmarshalJSON(input []byte) error

type FrozenFund added in v0.15.0 

type FrozenFund struct {
	Height       uint64     `json:"height"`
	Address      Address    `json:"address"`
	CandidateKey Pubkey     `json:"candidate_key"`
	Coin         CoinSymbol `json:"coin"`
	Value        *big.Int   `json:"value"`
}

type Hash 

type Hash [HashLength]byte

Hash represents the 32 byte Keccak256 hash of arbitrary data.

func BigToHash 

func BigToHash(b *big.Int) Hash

func BytesToHash 

func BytesToHash(b []byte) Hash

func HexToHash 

func HexToHash(s string) Hash

func StringToHash 

func StringToHash(s string) Hash

func (Hash) Big 

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

func (Hash) Bytes 

func (h Hash) Bytes() []byte

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

func (Hash) MarshalText 

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

MarshalText returns the hex representation of h.

func (*Hash) Set 

func (h *Hash) Set(other Hash)

Sets h to other

func (*Hash) SetBytes 

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

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

func (*Hash) SetString 

func (h *Hash) SetString(s string)

Set string `s` to h. If s is larger than len(h) s will be cropped (from left) to fit.

func (Hash) Str 

func (h Hash) Str() string

Get the string representation of the underlying hash

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.

type Multisig added in v0.15.0 

type Multisig struct {
	Weights   []uint    `json:"weights"`
	Threshold uint      `json:"threshold"`
	Addresses []Address `json:"addresses"`
}

type Pubkey 

type Pubkey []byte

func (Pubkey) Compare 

func (p Pubkey) Compare(p2 Pubkey) int

func (Pubkey) MarshalJSON added in v0.8.0 

func (p Pubkey) MarshalJSON() ([]byte, error)

func (Pubkey) MarshalText added in v0.8.0 

func (p Pubkey) MarshalText() ([]byte, error)

func (Pubkey) String 

func (p Pubkey) String() string

func (*Pubkey) UnmarshalJSON added in v0.15.0 

func (p *Pubkey) UnmarshalJSON(input []byte) error

type Stake added in v0.15.0 

type Stake struct {
	Owner    Address    `json:"owner"`
	Coin     CoinSymbol `json:"coin"`
	Value    *big.Int   `json:"value"`
	BipValue *big.Int   `json:"bip_value"`
}

type StorageSize 

type StorageSize float64

StorageSize is a wrapper around a float value that supports user friendly formatting.

func (StorageSize) String 

func (s StorageSize) String() string

String implements the stringer interface.

func (StorageSize) TerminalString 

func (s StorageSize) TerminalString() string

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

type UnprefixedAddress 

type UnprefixedAddress Address

UnprefixedHash allows marshaling an Address without 0x prefix.

func (UnprefixedAddress) MarshalText 

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

MarshalText encodes the address as hex.

func (*UnprefixedAddress) UnmarshalText 

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

UnmarshalText decodes the address from hex. The 0x prefix is optional.

type UnprefixedHash 

type UnprefixedHash Hash

UnprefixedHash allows marshaling a Hash without 0x prefix.

func (UnprefixedHash) MarshalText 

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

MarshalText encodes the hash as hex.

func (*UnprefixedHash) UnmarshalText 

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

UnmarshalText decodes the hash from hex. The 0x prefix is optional.

type UsedCheck added in v0.15.0 

type UsedCheck string

type Validator added in v0.15.0 

type Validator struct {
	RewardAddress Address   `json:"reward_address"`
	TotalBipStake *big.Int  `json:"total_bip_stake"`
	PubKey        Pubkey    `json:"pub_key"`
	Commission    uint      `json:"commission"`
	AccumReward   *big.Int  `json:"accum_reward"`
	AbsentTimes   *BitArray `json:"absent_times"`
}

Source Files

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