diff --git a/lib/nmap.js b/lib/nmap.js
index 75701ee..8ca6e6c 100644
--- a/lib/nmap.js
+++ b/lib/nmap.js
@@ -1,14 +1,28 @@
 ////////////////////////////////////////////////////////////////////////
-// NMAP API
+// NMAP interface API
 ////////////////////////////////////////////////////////////////////////
 
-var NMAPObject = function() {
-	this.binPath = "bin\\32bit\\nmap-7.92\\nmap.exe";
+var client = require("lib/catproxy");
 
-	this.start = function() {
-		var cmd = [];
-		// .. todo ..
-	};
+var PortScanner = function(binpath, url) {
+    this.url = url;
+    this.binpath = binpath;
+
+    this.scan = function(hosts) {
+        var worker = client.create(url);
+        worker.set_method("scan_ports_by_hosts");
+
+        var result = worker.exec({
+            "binpath": this.binpath,
+            "hosts": hosts
+        });
+        return result;
+    }
 };
 
-exports.NMAPObject = NMAPObject;
+exports.PortScanner = PortScanner;
+
+exports.VERSIONINFO = "NMAP interface version 0.2";
+exports.AUTHOR = "abuse@catswords.net";
+exports.global = global;
+exports.require = global.require;