download

package

v0.0.0-...-34de315 Latest Latest Go to latest Published: Nov 30, 2018 License: AGPL-3.0 Imports: 7 Imported by: 0

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Valid go.mod file

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var (
	ErrExist    = errors.New("download already exists")
	ErrNotExist = errors.New("download does not exist")
)

Errors exported by the package.

func Select(has []string, may []string, count map[string]uint) string

Select will return the best download candidate from a list of candidates who certainly have or possibly have an entity.

type Manager struct {
	sync.Mutex
	// contains filtered or unexported fields
}

Manager implement a simple download manager.

func (mgr *Manager) CancelInv(hash types.Hash) error

CancelInv cancels the download of a block inventory.

func (mgr *Manager) CancelTx(hash types.Hash) error

CancelTx cancels the download of a block inventory.

func (mgr *Manager) HasInv(hash types.Hash) bool

HasInv checks whether we are currently trying to download an inventory.

func (mgr *Manager) HasTx(hash types.Hash) bool

HasTx checks whether we are currently trying to download a transaction.

func (mgr *Manager) StartInv(hash types.Hash) error

StartInv starts the download of a block inventory.

func (mgr *Manager) StartTx(hash types.Hash) error

StartTx starts the download of a transaction.

type Network interface {
	Send(address string, msg interface{}) error
}

Network defines what we need from the network module.

type Peers interface {
	Addresses(filters ...peers.FilterFunc) []string
}

Peers represents an interface to get access to the state of currently connected peers.