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p2p/nat: add docs for discover

This commit is contained in:
Felix Lange 2015-10-29 22:54:44 +01:00
parent bf11a47f22
commit f570b68ed1
1 changed files with 3 additions and 0 deletions
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3
p2p/nat/natupnp.go
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@ -133,6 +133,9 @@ func discoverUPnP() Interface {
return nil return nil
} }
// finds devices matching the given target and calls matcher for all
// advertised services of each device. The first non-nil service found
// is sent into out. If no service matched, nil is sent.
func discover(out chan<- *upnp, target string, matcher func(*goupnp.RootDevice, goupnp.ServiceClient) *upnp) { func discover(out chan<- *upnp, target string, matcher func(*goupnp.RootDevice, goupnp.ServiceClient) *upnp) {
devs, err := goupnp.DiscoverDevices(target) devs, err := goupnp.DiscoverDevices(target)
if err != nil { if err != nil {