smallnest/ipint.go

Forked from ammario/ipint.go

Created September 26, 2021 04:51

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Revisions

ammario created this gist Jun 5, 2016.

ipint.go

-Original file line number
+Diff line change
@@ -0,0 +1,12 @@
+    func ip2int(ip net.IP) uint32 {
+    	if len(ip) == 16 {
+    		return binary.BigEndian.Uint32(ip[12:16])
+    	}
+    	return binary.BigEndian.Uint32(ip)
+    }
+    func int2ip(nn uint32) net.IP {
+    	ip := make(net.IP, 4)
+    	binary.BigEndian.PutUint32(ip, nn)
+    	return ip
+    }