PS4USB.h

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/* Copyright (C) 2014 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
 */
 
#ifndef _ps4usb_h_
#define _ps4usb_h_
 
#include "hiduniversal.h"
#include "PS4Parser.h"
 
#define PS4_VID         0x054C // Sony Corporation
#define PS4_PID         0x05C4 // PS4 Controller
#define PS4_PID_SLIM    0x09CC // PS4 Slim Controller
 
class PS4USB : public HIDUniversal, public PS4Parser {
public:
        PS4USB(USB *p) :
        HIDUniversal(p) {
                PS4Parser::Reset();
        };
 
        bool connected() {
                return HIDUniversal::isReady() && HIDUniversal::VID == PS4_VID && (HIDUniversal::PID == PS4_PID || HIDUniversal::PID == PS4_PID_SLIM);
        };
 
        void attachOnInit(void (*funcOnInit)(void)) {
                pFuncOnInit = funcOnInit;
        };
 
protected:
        virtual void ParseHIDData(USBHID *hid __attribute__((unused)), bool is_rpt_id __attribute__((unused)), uint8_t len, uint8_t *buf) {
                if (HIDUniversal::VID == PS4_VID && (HIDUniversal::PID == PS4_PID || HIDUniversal::PID == PS4_PID_SLIM))
                        PS4Parser::Parse(len, buf);
        };
 
        virtual uint8_t OnInitSuccessful() {
                if (HIDUniversal::VID == PS4_VID && (HIDUniversal::PID == PS4_PID || HIDUniversal::PID == PS4_PID_SLIM)) {
                        PS4Parser::Reset();
                        if (pFuncOnInit)
                                pFuncOnInit(); // Call the user function
                        else
                                setLed(Blue);
                };
                return 0;
        };
        virtual void sendOutputReport(PS4Output *output) { // Source: https://github.com/chrippa/ds4drv
                uint8_t buf[32];
                memset(buf, 0, sizeof(buf));
 
                buf[0] = 0x05; // Report ID
                buf[1]= 0xFF;
 
                buf[4] = output->smallRumble; // Small Rumble
                buf[5] = output->bigRumble; // Big rumble
 
                buf[6] = output->r; // Red
                buf[7] = output->g; // Green
                buf[8] = output->b; // Blue
 
                buf[9] = output->flashOn; // Time to flash bright (255 = 2.5 seconds)
                buf[10] = output->flashOff; // Time to flash dark (255 = 2.5 seconds)
 
                output->reportChanged = false;
 
                // The PS4 console actually set the four last bytes to a CRC32 checksum, but it seems like it is actually not needed
 
                pUsb->outTransfer(bAddress, epInfo[epInterruptOutIndex].epAddr, sizeof(buf), buf);
        };
        virtual bool VIDPIDOK(uint16_t vid, uint16_t pid) {
                return (vid == PS4_VID && (pid == PS4_PID || HIDUniversal::PID == PS4_PID_SLIM));
        };
private:
        void (*pFuncOnInit)(void); // Pointer to function called in onInit()
};
#endif