types

package
v1.1.8-pre-alpha.1 Latest Latest
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Published: Jun 16, 2020 License: MIT Imports: 12 Imported by: 51

Documentation

Overview

Package common contains various helper functions.

Index

Constants

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

	CurrentChainID = ChainMainnet
)
View Source
const (
	HashLength       = 32
	AddressLength    = 20
	PubKeyLength     = 32
	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 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

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 string       `json:"total_slashed"`
}

func (*AppState) Verify added in v1.1.0

func (s *AppState) Verify() error

type Balance added in v0.15.0

type Balance struct {
	Coin  CoinSymbol `json:"coin"`
	Value string     `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 string  `json:"total_bip_stake"`
	PubKey        Pubkey  `json:"pub_key"`
	Commission    uint    `json:"commission"`
	Stakes        []Stake `json:"stakes"`
	Updates       []Stake `json:"updates"`
	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    string     `json:"volume"`
	Crr       uint       `json:"crr"`
	Reserve   string     `json:"reserve"`
	MaxSupply string     `json:"max_supply"`
}

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,omitempty"`
	Coin         CoinSymbol `json:"coin"`
	Value        string     `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 [32]byte

func BytesToPubkey added in v1.1.0

func BytesToPubkey(b []byte) Pubkey

func HexToPubkey added in v1.1.3

func HexToPubkey(s string) Pubkey

func (Pubkey) Bytes added in v1.1.0

func (p Pubkey) Bytes() []byte

func (Pubkey) Equals added in v1.1.0

func (p Pubkey) Equals(p2 Pubkey) bool

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) SetBytes added in v1.1.0

func (p *Pubkey) SetBytes(b []byte)

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    string     `json:"value"`
	BipValue string     `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 TmAddress added in v1.1.0

type TmAddress [20]byte

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 {
	TotalBipStake string    `json:"total_bip_stake"`
	PubKey        Pubkey    `json:"pub_key"`
	AccumReward   string    `json:"accum_reward"`
	AbsentTimes   *BitArray `json:"absent_times"`
}

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