blockchain

package
v0.0.0-...-d1a1a8e Latest Latest
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This package is not in the latest version of its module.

 Go to latest Published: Feb 20, 2023 License: Apache-2.0 Imports: 21 Imported by: 0

Documentation

Index

Constants

View Source 
const (
	COMMAND_CUSTOM_GET_INFO = iota
	COMMAND_CUSTOM_NEW_TRANSACTION
	COMMAND_CUSTOM_NEW_BLOCK
)
View Source 
const (
	HASH_SIZE   = 256
	BUCKET_SIZE = HASH_SIZE / 8
)

Variables

View Source 
var EXPECTED_10_BLOCKS_TIME int64 = 600

Functions

func GetWallets 

func GetWallets(bc *Blockchain) error

func HasDoubleSpend 

func HasDoubleSpend(transactions []Transaction) bool

func LoadStoredHeaders 

func LoadStoredHeaders(bc *Blockchain) error

1000 headers by files

func LoadUnspent 

func LoadUnspent(bc *Blockchain) error

func NewHash 

func NewHash(val []byte) []byte

func NewRandomHash 

func NewRandomHash() []byte

func SanitizePubKey 

func SanitizePubKey(pub []byte) string

func SetupStorage 

func SetupStorage(bc *Blockchain) error

func StoreLastHeaders 

func StoreLastHeaders(bc *Blockchain) error

func StoreUnspent 

func StoreUnspent(bc *Blockchain) error

Types

type Block 

type Block struct {
	Header       BlockHeader
	Transactions []Transaction
}

func NewBlock 

func NewBlock(bc *Blockchain) *Block

func OriginBlock 

func OriginBlock(bc *Blockchain) *Block

func (*Block) Mine 

func (this *Block) Mine(stats *Stats, mustStop *bool)

func (*Block) Verify 

func (this *Block) Verify(bc *Blockchain) bool

func (*Block) VerifyOld 

func (this *Block) VerifyOld(bc *Blockchain) bool

type BlockHeader 

type BlockHeader struct {
	Height     int64
	Hash       []byte
	PrecHash   []byte
	MerkelHash []byte
	Target     []byte
	Timestamp  int64
	Nonce      int64
}

type Blockchain 

type Blockchain struct {
	sync.RWMutex
	// contains filtered or unexported fields
}

func New 

func New(options BlockchainOptions) *Blockchain

func (*Blockchain) AddBlock 

func (this *Blockchain) AddBlock(block *Block) bool

func (*Blockchain) AddTransationToWaiting 

func (this *Blockchain) AddTransationToWaiting(tx *Transaction) bool

func (*Blockchain) AreHeadersGood 

func (this *Blockchain) AreHeadersGood() bool

func (*Blockchain) BlocksHeight 

func (this *Blockchain) BlocksHeight() int64

func (*Blockchain) Difficulty 

func (this *Blockchain) Difficulty() int64

func (*Blockchain) Dispatch 

func (this *Blockchain) Dispatch(cmd *dht.Custom) interface{}

func (*Blockchain) GetAvailableFunds 

func (this *Blockchain) GetAvailableFunds(wallet []byte) int

func (*Blockchain) GetConnectedNodesNb 

func (this *Blockchain) GetConnectedNodesNb() int

func (*Blockchain) GetEnoughOwnUnspentOut 

func (this *Blockchain) GetEnoughOwnUnspentOut(value int) []UnspentTxOut

func (*Blockchain) GetInOutFromUnspent 

func (this *Blockchain) GetInOutFromUnspent(value int, destWallet []byte, outs []UnspentTxOut) ([]TxIn, []TxOut)

Used to create a transaction without loss

func (*Blockchain) GetOwnHistory 

func (this *Blockchain) GetOwnHistory() []HistoryTx

func (*Blockchain) GetOwnWaitingTx 

func (this *Blockchain) GetOwnWaitingTx() []HistoryTx

func (*Blockchain) Init 

func (this *Blockchain) Init()

func (*Blockchain) Logger 

func (this *Blockchain) Logger() *logging.Logger

func (*Blockchain) Mine 

func (this *Blockchain) Mine()

func (*Blockchain) NextDifficulty 

func (this *Blockchain) NextDifficulty() int64

func (*Blockchain) ProcessingTransactionCount 

func (this *Blockchain) ProcessingTransactionCount() int

func (*Blockchain) RemovePendingTransaction 

func (this *Blockchain) RemovePendingTransaction(insTx []Transaction)

func (*Blockchain) RemoveUnspentOut 

func (this *Blockchain) RemoveUnspentOut(wallet []byte, out *UnspentTxOut)

func (*Blockchain) Running 

func (this *Blockchain) Running() bool

func (*Blockchain) SendTo 

func (this *Blockchain) SendTo(value string) error

func (*Blockchain) ShowWallets 

func (this *Blockchain) ShowWallets()

func (*Blockchain) Start 

func (this *Blockchain) Start() error

func (*Blockchain) Stats 

func (this *Blockchain) Stats() *Stats

func (*Blockchain) StatsLoop 

func (this *Blockchain) StatsLoop()

func (*Blockchain) Stop 

func (this *Blockchain) Stop()

func (*Blockchain) StoredKeys 

func (this *Blockchain) StoredKeys() int

func (*Blockchain) Sync 

func (this *Blockchain) Sync()

func (*Blockchain) Synced 

func (this *Blockchain) Synced() bool

func (*Blockchain) TimeSinceLastBlock 

func (this *Blockchain) TimeSinceLastBlock() int64

func (*Blockchain) UpdateUnspentTxOuts 

func (this *Blockchain) UpdateUnspentTxOuts(block *Block)

func (*Blockchain) Wait 

func (this *Blockchain) Wait()

func (*Blockchain) WaitingTransactionCount 

func (this *Blockchain) WaitingTransactionCount() int

func (*Blockchain) Wallets 

func (this *Blockchain) Wallets() map[string]*Wallet

type BlockchainOptions 

type BlockchainOptions struct {
	BootstrapAddr string
	ListenAddr    string
	Folder        string
	Send          string
	Interactif    bool
	Wallets       bool
	Stats         bool
	Verbose       int
	Mine          bool
	NoGui         bool
	Cluster       int
}

type HistoryTx 

type HistoryTx struct {
	Address   string `json:"address"`
	Timestamp int64  `json:"timestamp"`
	Amount    int    `json:"amount"`
}

type Stamp 

type Stamp struct {
	R         []byte
	S         []byte
	Pub       []byte
	Hash      []byte
	Timestamp int64
}

type Stats 

type Stats struct {
	HashesPerSecAvg int
	HashesPerSec    []int
	// contains filtered or unexported fields
}

func (*Stats) Update 

func (this *Stats) Update()

type Transaction 

type Transaction struct {
	Ins   []TxIn
	Outs  []TxOut
	Stamp Stamp
}

func NewCoinBaseTransaction 

func NewCoinBaseTransaction(bc *Blockchain) *Transaction

func NewTransaction 

func NewTransaction(value int, dest []byte, bc *Blockchain) *Transaction

func (*Transaction) Verify 

func (this *Transaction) Verify(bc *Blockchain) bool

type TxIn 

type TxIn struct {
	PrevHash []byte
	PrevIdx  int
}

type TxOut 

type TxOut struct {
	Value   int
	Address []byte
}

type UnspentTxOut 

type UnspentTxOut struct {
	Out        TxOut
	TxHash     []byte
	InIdx      int
	IsTargeted bool
}

type Wallet 

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

func CreateWallet 

func CreateWallet(name string, bc *Blockchain) (*Wallet, error)

func (*Wallet) Name 

func (this *Wallet) Name() string

func (*Wallet) Pub 

func (this *Wallet) Pub() []byte

Source Files

View all Source files

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