blockchain

package

v0.0.0-...-d6a16c6 Latest Latest Go to latest Published: Oct 1, 2021 License: MIT Imports: 8 Imported by: 0

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Repository

github.com/wvanlit/minicoin

Links

Open Source Insights

Documentation ¶

Index ¶

Constants
Variables
func HashInput(input string) string
func IsValidHash(hash string) bool
type Block
- func CreateGenesisBlock() Block
- func CreateNewBlock(blockChain *BlockChain, transactions []SignedTransaction) Block
- func (b *Block) ComputeBlock() error
- func (b Block) GetHashableString(nonce uint) string
- func (b *Block) IsValid() bool
type BlockChain
- func CreateNewBlockChain(user *Wallet) (BlockChain, error)
- func (b *BlockChain) AppendBlockAfterPoW(block Block, miner *Wallet) error
- func (b *BlockChain) UpdateLedgerWithBlock(block *Block) error
- func (b BlockChain) ValidateChain() error
type Ledger
- func CreateNewLedger() Ledger
- func (l *Ledger) AddTokensTo(user string, amount uint)
- func (l Ledger) GetTokenTotalFrom(user string) (uint, error)
- func (l Ledger) IsValidTransaction(transaction SignedTransaction) bool
- func (l *Ledger) ProcessTransaction(transaction SignedTransaction) error
- func (l *Ledger) RemoveTokensFrom(user string, amount uint) error
type SignedTransaction
- func CreateMiningReward(to *Wallet) SignedTransaction
- func CreateTransaction(from *Wallet, to string, amount uint, timestamp time.Time) SignedTransaction
- func (st SignedTransaction) IsVerified() bool
type Transaction
- func (t Transaction) Hash() []byte
- func (t Transaction) SignTransaction(wallet *Wallet) SignedTransaction
- func (t Transaction) String() string
type Wallet
- func GenerateWallet() (*Wallet, error)
- func (w *Wallet) GetPublicAddress() string

Constants ¶

View Source

const (
	MiniCoin  = 1
	DecaCoin  = 1_0
	HectoCoin = 1_00
	KiloCoin  = 1_000
	MegaCoin  = 1_000_000
	GigaCoin  = 1_000_000_000
	TeraCoin  = 1_000_000_000_000
)

View Source

const MINING_REWARD = HectoCoin

View Source

const MiningRewardUser = "MINING_REWARD"

Variables ¶

View Source

var HASH_START = "c0ffee"

Functions ¶

func HashInput ¶

func HashInput(input string) string

func IsValidHash ¶

func IsValidHash(hash string) bool

Types ¶

type Block ¶

type Block struct {
	// These should not be hashed
	Index uint
	Hash  string

	// These should be included in the hash
	Transactions        []SignedTransaction
	HashOfPreviousBlock string
	Timestamp           time.Time
	Nonce               uint
}

func CreateGenesisBlock ¶

func CreateGenesisBlock() Block

func CreateNewBlock ¶

func CreateNewBlock(blockChain *BlockChain, transactions []SignedTransaction) Block

func (*Block) ComputeBlock ¶

func (b *Block) ComputeBlock() error

func (Block) GetHashableString ¶

func (b Block) GetHashableString(nonce uint) string

func (*Block) IsValid ¶

func (b *Block) IsValid() bool

type BlockChain ¶

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

func CreateNewBlockChain ¶

func CreateNewBlockChain(user *Wallet) (BlockChain, error)

func (*BlockChain) AppendBlockAfterPoW ¶

func (b *BlockChain) AppendBlockAfterPoW(block Block, miner *Wallet) error

func (*BlockChain) UpdateLedgerWithBlock ¶

func (b *BlockChain) UpdateLedgerWithBlock(block *Block) error

func (BlockChain) ValidateChain ¶

func (b BlockChain) ValidateChain() error

type Ledger ¶

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

func CreateNewLedger ¶

func CreateNewLedger() Ledger

func (*Ledger) AddTokensTo ¶

func (l *Ledger) AddTokensTo(user string, amount uint)

func (Ledger) GetTokenTotalFrom ¶

func (l Ledger) GetTokenTotalFrom(user string) (uint, error)

func (Ledger) IsValidTransaction ¶

func (l Ledger) IsValidTransaction(transaction SignedTransaction) bool

func (*Ledger) ProcessTransaction ¶

func (l *Ledger) ProcessTransaction(transaction SignedTransaction) error

func (*Ledger) RemoveTokensFrom ¶

func (l *Ledger) RemoveTokensFrom(user string, amount uint) error

type SignedTransaction ¶

type SignedTransaction struct {
	Signature []byte
	Transaction
}

func CreateMiningReward ¶

func CreateMiningReward(to *Wallet) SignedTransaction

func CreateTransaction ¶

func CreateTransaction(from *Wallet, to string, amount uint, timestamp time.Time) SignedTransaction

func (SignedTransaction) IsVerified ¶

func (st SignedTransaction) IsVerified() bool

type Transaction ¶

type Transaction struct {
	From      string
	To        string
	Amount    uint
	Timestamp time.Time
}

func (Transaction) Hash ¶

func (t Transaction) Hash() []byte

func (Transaction) SignTransaction ¶

func (t Transaction) SignTransaction(wallet *Wallet) SignedTransaction

func (Transaction) String ¶

func (t Transaction) String() string

type Wallet ¶

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

func GenerateWallet ¶

func GenerateWallet() (*Wallet, error)

func (*Wallet) GetPublicAddress ¶

func (w *Wallet) GetPublicAddress() string

Source Files ¶

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