syncthing/lib/osutil/net.go
2019-11-06 07:09:58 +01:00

29 lines
705 B
Go

// Copyright (C) 2015 The Syncthing Authors.
//
// This Source Code Form is subject to the terms of the Mozilla Public
// License, v. 2.0. If a copy of the MPL was not distributed with this file,
// You can obtain one at http://mozilla.org/MPL/2.0/.
package osutil
import (
"net"
)
func interfaceAddresses(network string, intf *net.Interface) []string {
var out []string
addrs, err := intf.Addrs()
if err != nil {
return out
}
for _, addr := range addrs {
ipnet, ok := addr.(*net.IPNet)
if ok && (network == "tcp" || (network == "tcp4" && len(ipnet.IP) == net.IPv4len) || (network == "tcp6" && len(ipnet.IP) == net.IPv6len)) {
out = append(out, ipnet.IP.String())
}
}
return out
}