Struct Echo

icmp/echo.go:16–20

An Echo represents an ICMP echo request or reply message body.

// An Echo represents an ICMP echo request or reply message body.
type Echo struct {
	ID   int    // identifier
	Seq  int    // sequence number
	Data []byte // data
}

// Len implements the Len method of MessageBody interface.
func (p *Echo) Len(proto int) int {