A library for finger or systat/active-user client requests

(mostly migrated from exec/finger.js).

exec/load/finger_lib.js

+// $Id$
+
+// A Finger/SYSTAT client library
+
+"use strict";
+
+require('sockdefs.js', 'SOCK_DGRAM');
+require('portdefs.js', 'standard_service_port');
+
+// Returns a String on failure, an Array of lines on success
+function request(host, query, protocol, udp)
+{
+	if (protocol === undefined)
+		protocol = "finger";
+	var sock = new Socket(udp === true ? SOCK_DGRAM : SOCK_STREAM);
+	if(!sock.connect(host, standard_service_port[protocol]))
+		return "Connection to " + host + " failed with error " + sock.last_error;
+	if(query !== undefined)
+		sock.send(query + "\r\n");
+	var output = [];
+	if(udp) {
+		output.push(sock.recvfrom().data);
+	}
+	else {
+		while(sock.is_connected && !js.terminated) {
+			var line = sock.readline();
+			if(line != null)
+				output.push(line);
+		}
+	}
+	sock.close();
+	return output;
+}
+
+this;
\ No newline at end of file