190dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles)// Copyright 2013 The Chromium Authors. All rights reserved. 290dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles)// Use of this source code is governed by a BSD-style license that can be 390dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles)// found in the LICENSE file. 490dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles) 590dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles)#ifndef CONTENT_BROWSER_GAMEPAD_XBOX_DATA_FETCHER_MAC_H_ 690dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles)#define CONTENT_BROWSER_GAMEPAD_XBOX_DATA_FETCHER_MAC_H_ 790dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles) 890dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles)#include <CoreFoundation/CoreFoundation.h> 990dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles)#include <IOKit/IOKitLib.h> 1090dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles) 1190dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles)#include <set> 1290dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles) 1390dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles)#include "base/basictypes.h" 1490dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles)#include "base/mac/scoped_cftyperef.h" 1590dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles)#include "base/mac/scoped_ioobject.h" 1690dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles)#include "base/mac/scoped_ioplugininterface.h" 1790dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles)#include "base/memory/scoped_ptr.h" 1890dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles) 1990dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles)class XboxController { 2090dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles) public: 2190dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles) enum LEDPattern { 2290dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles) LED_OFF = 0, 2390dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles) 2490dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles) // 2 quick flashes, then a series of slow flashes (about 1 per second). 2590dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles) LED_FLASH = 1, 2690dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles) 2790dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles) // Flash three times then hold the LED on. This is the standard way to tell 2890dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles) // the player which player number they are. 2990dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles) LED_FLASH_TOP_LEFT = 2, 3090dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles) LED_FLASH_TOP_RIGHT = 3, 3190dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles) LED_FLASH_BOTTOM_LEFT = 4, 3290dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles) LED_FLASH_BOTTOM_RIGHT = 5, 3390dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles) 3490dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles) // Simply turn on the specified LED and turn all other LEDs off. 3590dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles) LED_HOLD_TOP_LEFT = 6, 3690dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles) LED_HOLD_TOP_RIGHT = 7, 3790dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles) LED_HOLD_BOTTOM_LEFT = 8, 3890dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles) LED_HOLD_BOTTOM_RIGHT = 9, 3990dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles) 4090dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles) LED_ROTATE = 10, 4190dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles) 4290dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles) LED_FLASH_FAST = 11, 4390dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles) LED_FLASH_SLOW = 12, // Flash about once per 3 seconds 4490dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles) 4590dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles) // Flash alternating LEDs for a few seconds, then flash all LEDs about once 4690dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles) // per second 4790dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles) LED_ALTERNATE_PATTERN = 13, 4890dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles) 4990dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles) // 14 is just another boring flashing speed. 5090dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles) 5190dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles) // Flash all LEDs once then go black. 5290dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles) LED_FLASH_ONCE = 15, 5390dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles) 5490dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles) LED_NUM_PATTERNS 5590dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles) }; 5690dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles) 5790dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles) struct Data { 5890dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles) bool buttons[15]; 5990dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles) float triggers[2]; 6090dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles) float axes[4]; 6190dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles) }; 6290dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles) 6390dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles) class Delegate { 6490dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles) public: 6590dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles) virtual void XboxControllerGotData(XboxController* controller, 6690dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles) const Data& data) = 0; 6790dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles) virtual void XboxControllerError(XboxController* controller) = 0; 6890dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles) }; 6990dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles) 7090dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles) explicit XboxController(Delegate* delegate_); 7190dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles) virtual ~XboxController(); 7290dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles) 7390dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles) bool OpenDevice(io_service_t service); 7490dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles) 7590dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles) void SetLEDPattern(LEDPattern pattern); 7690dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles) 7790dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles) UInt32 location_id() { return location_id_; } 7890dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles) int GetVendorId() const; 7990dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles) int GetProductId() const; 8090dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles) 8190dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles) private: 8290dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles) static void WriteComplete(void* context, IOReturn result, void* arg0); 8390dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles) static void GotData(void* context, IOReturn result, void* arg0); 8490dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles) 8590dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles) void ProcessPacket(size_t length); 8690dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles) void QueueRead(); 8790dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles) 8890dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles) void IOError(); 8990dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles) 9090dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles) // Handle for the USB device. IOUSBDeviceStruct320 is the latest version of 9190dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles) // the device API that is supported on Mac OS 10.6. 9290dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles) base::mac::ScopedIOPluginInterface<struct IOUSBDeviceStruct320> device_; 9390dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles) 9490dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles) // Handle for the interface on the device which sends button and analog data. 9590dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles) // The other interfaces (for the ChatPad and headset) are ignored. 9690dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles) base::mac::ScopedIOPluginInterface<struct IOUSBInterfaceStruct300> interface_; 9790dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles) 9890dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles) bool device_is_open_; 9990dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles) bool interface_is_open_; 10090dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles) 101eb525c5499e34cc9c4b825d6d9e75bb07cc06aceBen Murdoch base::ScopedCFTypeRef<CFRunLoopSourceRef> source_; 10290dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles) 10390dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles) // This will be set to the max packet size reported by the interface, which 10490dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles) // is 32 bytes. I would have expected USB to do message framing itself, but 10590dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles) // somehow we still sometimes (rarely!) get packets off the interface which 10690dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles) // aren't correctly framed. The 360 controller frames its packets with a 2 10790dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles) // byte header (type, total length) so we can reframe the packet data 10890dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles) // ourselves. 10990dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles) uint16 read_buffer_size_; 11090dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles) scoped_ptr<uint8[]> read_buffer_; 11190dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles) 11290dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles) // The pattern that the LEDs on the device are currently displaying, or 11390dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles) // LED_NUM_PATTERNS if unknown. 11490dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles) LEDPattern led_pattern_; 11590dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles) 11690dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles) UInt32 location_id_; 11790dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles) 11890dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles) Delegate* delegate_; 11990dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles) 12090dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles) DISALLOW_COPY_AND_ASSIGN(XboxController); 12190dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles)}; 12290dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles) 12390dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles)class XboxDataFetcher : public XboxController::Delegate { 12490dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles) public: 12590dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles) class Delegate { 12690dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles) public: 12790dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles) virtual void XboxDeviceAdd(XboxController* device) = 0; 12890dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles) virtual void XboxDeviceRemove(XboxController* device) = 0; 12990dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles) virtual void XboxValueChanged(XboxController* device, 13090dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles) const XboxController::Data& data) = 0; 13190dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles) }; 13290dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles) 13390dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles) explicit XboxDataFetcher(Delegate* delegate); 13490dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles) virtual ~XboxDataFetcher(); 13590dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles) 13690dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles) bool RegisterForNotifications(); 13790dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles) void UnregisterFromNotifications(); 13890dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles) 13990dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles) XboxController* ControllerForLocation(UInt32 location_id); 14090dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles) 14190dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles) private: 14290dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles) static void DeviceAdded(void* context, io_iterator_t iterator); 14390dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles) static void DeviceRemoved(void* context, io_iterator_t iterator); 14490dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles) void AddController(XboxController* controller); 14590dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles) void RemoveController(XboxController* controller); 14690dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles) void RemoveControllerByLocationID(uint32 id); 14790dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles) virtual void XboxControllerGotData(XboxController* controller, 14890dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles) const XboxController::Data& data) OVERRIDE; 14990dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles) virtual void XboxControllerError(XboxController* controller) OVERRIDE; 15090dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles) 15190dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles) Delegate* delegate_; 15290dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles) 15390dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles) std::set<XboxController*> controllers_; 15490dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles) 15590dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles) bool listening_; 15690dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles) 15790dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles) // port_ owns source_, so this doesn't need to be a ScopedCFTypeRef, but we 15890dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles) // do need to maintain a reference to it so we can invalidate it. 15990dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles) CFRunLoopSourceRef source_; 16090dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles) IONotificationPortRef port_; 16190dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles) base::mac::ScopedIOObject<io_iterator_t> device_added_iter_; 16290dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles) base::mac::ScopedIOObject<io_iterator_t> device_removed_iter_; 16390dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles) 16490dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles) DISALLOW_COPY_AND_ASSIGN(XboxDataFetcher); 16590dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles)}; 16690dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles) 16790dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles)#endif // CONTENT_BROWSER_GAMEPAD_XBOX_DATA_FETCHER_MAC_H_ 168