From 09841b1c9b2553a4572590128580df37c8fa83ad Mon Sep 17 00:00:00 2001
From: obscuren <geffobscura@gmail.com>
Date: Sun, 4 Jan 2015 14:20:16 +0100
Subject: Cleaned up some of that util

---
 p2p/nat.go | 23 +++++++++++++++++++++++
 1 file changed, 23 insertions(+)
 create mode 100644 p2p/nat.go

(limited to 'p2p/nat.go')

diff --git a/p2p/nat.go b/p2p/nat.go
new file mode 100644
index 000000000..9b771c3e8
--- /dev/null
+++ b/p2p/nat.go
@@ -0,0 +1,23 @@
+package p2p
+
+import (
+	"fmt"
+	"net"
+)
+
+func ParseNAT(natType string, gateway string) (nat NAT, err error) {
+	switch natType {
+	case "UPNP":
+		nat = UPNP()
+	case "PMP":
+		ip := net.ParseIP(gateway)
+		if ip == nil {
+			return nil, fmt.Errorf("cannot resolve PMP gateway IP %s", gateway)
+		}
+		nat = PMP(ip)
+	case "":
+	default:
+		return nil, fmt.Errorf("unrecognised NAT type '%s'", natType)
+	}
+	return
+}
-- 
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