2015-09-20 10:03:12 -04:00
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package net
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2016-08-14 11:08:01 -04:00
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import (
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"net"
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)
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2015-09-21 06:15:25 -04:00
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// Destination represents a network destination including address and protocol (tcp / udp).
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type Destination struct {
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Address Address
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Port Port
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Network Network
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}
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// DestinationFromAddr generates a Destination from a net address.
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func DestinationFromAddr(addr net.Addr) Destination {
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switch addr := addr.(type) {
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case *net.TCPAddr:
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return TCPDestination(IPAddress(addr.IP), Port(addr.Port))
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case *net.UDPAddr:
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return UDPDestination(IPAddress(addr.IP), Port(addr.Port))
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default:
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panic("Net: Unknown address type.")
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}
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2016-08-14 11:08:01 -04:00
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}
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2015-12-16 17:53:38 -05:00
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// TCPDestination creates a TCP destination with given address
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func TCPDestination(address Address, port Port) Destination {
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return Destination{
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Network: Network_TCP,
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Address: address,
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Port: port,
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}
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2015-09-20 12:22:29 -04:00
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}
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2015-12-16 17:53:38 -05:00
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// UDPDestination creates a UDP destination with given address
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func UDPDestination(address Address, port Port) Destination {
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return Destination{
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Network: Network_UDP,
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Address: address,
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Port: port,
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2016-01-20 11:31:43 -05:00
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}
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}
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2017-11-06 16:42:16 -05:00
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// NetAddr returns the network address in this Destination in string form.
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func (d Destination) NetAddr() string {
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return d.Address.String() + ":" + d.Port.String()
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}
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// String returns the strings form of this Destination.
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func (d Destination) String() string {
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return d.Network.URLPrefix() + ":" + d.NetAddr()
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}
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// IsValid returns true if this Destination is valid.
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func (d Destination) IsValid() bool {
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return d.Network != Network_Unknown
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}
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// AsDestination converts current Endpoint into Destination.
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func (p *Endpoint) AsDestination() Destination {
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return Destination{
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Network: p.Network,
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Address: p.Address.AsAddress(),
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Port: Port(p.Port),
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}
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}
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