Adding other people's code as found on the internet and my own stuff.

main.cpp

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+/*
+ * main.cpp
+ *
+ *  Created on: Feb 11, 2011
+ *      Author: ams
+ *
+ *  Uses the object-oriented control program for controlling the Dream Cheeky
+ *  Missile Launcher to move the launcher and fire the missiles.
+ *
+ */
+
+#include <iostream>
+#include "missile_launcher.h"
+
+using namespace std;
+
+int main(int argc, char** argv)
+{
+	MissileLauncher mc;
+	if(mc.init() == 0){
+		mc.fire();
+	}else{
+		cerr << "Failed to initialize missile launcher" << endl;
+	}
+
+	return 0;
+}

makefile

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+# Makes the missile launcher
+all: missileCommand
+
+missileCommand:
+	g++ main.cpp missile_launcher.cpp -lusb -L/usr/lib -o missileCommand

missile_launcher.cpp

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+/*
+ * missile_launcher.cpp
+ *
+ *  Created on: Feb 11, 2011
+ *      Author: ams
+ *
+ *  Creates and maintains info about a Dream Cheeky Missile Launcher.
+ *
+ */
+
+#include "missile_launcher.h"
+
+void MissileLauncher::fire()
+{
+
+}
+
+int MissileLauncher::init()
+{
+	struct usb_bus *busses;
+
+	usb_init();
+	if (usb_find_busses() != 0)
+	{
+		cerr << "Failed to find USB buses" << endl;
+		return 1;
+	}
+
+	if (usb_find_devices() != 0)
+	{
+		cerr << "Failed to find USB devices" << endl;
+		return 1;
+	}
+
+	busses = usb_get_busses();
+
+	struct usb_bus *bus;
+
+	//Iterate through buses and devices, looking for a missile launcher
+	for (bus = busses; bus; bus = bus->next)
+	{
+		struct usb_device *dev;
+
+		for (dev = bus->devices; dev; dev = dev->next)
+		{
+			/* Check if this device is a missile launcher */
+			if (dev->descriptor.idVendor == 6465)
+			{
+				launcher = usb_open(dev);
+
+				int claimed = usb_claim_interface(launcher, 0);
+				if (claimed == 0)
+				{
+					//Rock on, we have a handle on it.
+					return 0;
+				}
+				else
+				{
+					cerr << "Could not claim Missile Launcher" << endl;
+					return 1;
+				}
+			}
+		}
+	}
+
+	cerr << "Did not find Missile Launcher. Is it plugged in?" << endl;
+	return 1;
+}

missile_launcher.h

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+/*
+ * missile_launcher.h
+ *
+ *  Created on: Feb 11, 2011
+ *      Author: ams
+ */
+
+#ifndef MISSILE_LAUNCHER_H_
+#define MISSILE_LAUNCHER_H_
+
+#include <usb.h>
+#include <iostream>
+
+using namespace std;
+
+class MissileLauncher
+{
+public:
+	int init();
+	void fire();
+private:
+	usb_dev_handle* launcher;
+};
+
+#endif /* MISSILE_LAUNCHER_H_ */