device

type Interface interface {
	Init(testing bool) error
	// ProductName returns the product name of the device in lowercase/no spaces.
	// It acts as an identifier for the device type, not for display.
	// If you change a device's product name, be sure to check the frontend and other places which
	// assume this is a constant.
	ProductName() string

	// Identifier returns the hash of the type and the serial number.
	Identifier() string

	// Keystore returns the keystore provided by the device (or an nil if not seeded).
	KeystoreForConfiguration(configuration *signing.Configuration, cosignerIndex int) keystore.Keystore

	// SetOnEvent installs a callback which is called for various events.
	SetOnEvent(func(event.Event, interface{}))

	// Close tells the device to close all connections.
	Close()
}