func appendAddress(request []byte, address v2net.Address) []byte {
switch {
case address.IsIPv4():
request = append(request, byte(0x01))
request = append(request, address.IP()...)
case address.IsIPv6():
request = append(request, byte(0x04))
request = append(request, address.IP()...)
case address.IsDomain():
request = append(request, byte(0x03), byte(len(address.Domain())))
request = append(request, []byte(address.Domain())...)
}
request = append(request, address.PortBytes()...)
return request
}
