XBOXRECV.h

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/* Copyright (C) 2012 Kristian Lauszus, TKJ Electronics. All rights reserved.
 
 This software may be distributed and modified under the terms of the GNU
 General Public License version 2 (GPL2) as published by the Free Software
 Foundation and appearing in the file GPL2.TXT included in the packaging of
 this file. Please note that GPL2 Section 2[b] requires that all works based
 on this software must also be made publicly available under the terms of
 the GPL2 ("Copyleft").
 
 Contact information
 -------------------
 
 Kristian Lauszus, TKJ Electronics
 Web      :  http://www.tkjelectronics.com
 e-mail   :  kristianl@tkjelectronics.com

 getBatteryLevel and checkStatus functions made by timstamp.co.uk found using BusHound from Perisoft.net
 */

#ifndef _xboxrecv_h_
#define _xboxrecv_h_

#if defined(ARDUINO) && ARDUINO >= 100
#include "Arduino.h"
#else
#include "WProgram.h"
#endif

#include "Usb.h"
#include "xboxEnums.h" 

/* Data Xbox 360 taken from descriptors */
#define EP_MAXPKTSIZE       32 // max size for data via USB

/* Endpoint types */
#define EP_INTERRUPT        0x03

/* Names we give to the 9 Xbox360 pipes */
#define XBOX_CONTROL_PIPE   0
#define XBOX_INPUT_PIPE_1   1
#define XBOX_OUTPUT_PIPE_1  2
#define XBOX_INPUT_PIPE_2   3
#define XBOX_OUTPUT_PIPE_2  4
#define XBOX_INPUT_PIPE_3   5
#define XBOX_OUTPUT_PIPE_3  6
#define XBOX_INPUT_PIPE_4   7
#define XBOX_OUTPUT_PIPE_4  8

// PID and VID of the different devices
#define XBOX_VID                                0x045E  // Microsoft Corporation
#define XBOX_WIRELESS_RECEIVER_PID              0x0719  // Microsoft Wireless Gaming Receiver
#define XBOX_WIRELESS_RECEIVER_THIRD_PARTY_PID  0x0291  // Third party Wireless Gaming Receiver

#define MADCATZ_VID                             0x1BAD  // For unofficial Mad Catz receivers

#define XBOX_MAX_ENDPOINTS   9

class XBOXRECV : public USBDeviceConfig {
public:
    XBOXRECV(USB *pUsb);

    virtual uint8_t Init(uint8_t parent, uint8_t port, bool lowspeed);
    virtual uint8_t Release();
    virtual uint8_t Poll();
    virtual uint8_t GetAddress() { return bAddress; };
    virtual bool isReady() { return bPollEnable; };
    uint8_t getButtonPress(uint8_t controller, Button b);
    bool getButtonClick(uint8_t controller, Button b);
    int16_t getAnalogHat(uint8_t controller, AnalogHat a);
    void setAllOff(uint8_t controller) { setRumbleOn(controller,0,0); setLedOff(controller); };
    void setRumbleOff(uint8_t controller) { setRumbleOn(controller,0,0); };
    void setRumbleOn(uint8_t controller, uint8_t lValue, uint8_t rValue);
    void setLedRaw(uint8_t controller, uint8_t value);
    void setLedOff(uint8_t controller) { setLedRaw(controller,0); };
    void setLedOn(uint8_t controller, LED l);
    void setLedBlink(uint8_t controller, LED l);
    void setLedMode(uint8_t controller, LEDMode lm);
    uint8_t getBatteryLevel(uint8_t controller);
    bool buttonChanged(uint8_t controller);
    bool XboxReceiverConnected;
    uint8_t Xbox360Connected[4];
    
protected:           
    USB *pUsb;
    uint8_t bAddress;
    EpInfo epInfo[XBOX_MAX_ENDPOINTS];
    
private:    
    bool bPollEnable;    

    /* Variables to store the buttons */
    uint32_t ButtonState[4];
    uint32_t OldButtonState[4];
    uint16_t ButtonClickState[4];
    int16_t hatValue[4][4];
    uint16_t controllerStatus[4];
    bool buttonStateChanged[4]; // True if a button has changed
    
    bool L2Clicked[4]; // These buttons are analog, so we use we use these bools to check if they where clicked or not
    bool R2Clicked[4];

    unsigned long timer; // Timing for checkStatus() signals
    
    uint8_t readBuf[EP_MAXPKTSIZE]; // General purpose buffer for input data
    uint8_t writeBuf[EP_MAXPKTSIZE]; // General purpose buffer for output data
    
    void readReport(uint8_t controller); // read incoming data
    void printReport(uint8_t controller, uint8_t nBytes); // print incoming date - Uncomment for debugging

    /* Private commands */
    void XboxCommand(uint8_t controller, uint8_t* data, uint16_t nbytes);
    void checkStatus();
};
#endif