1/* 2 * 3 * @APPLE_LICENSE_HEADER_START@ 4 * 5 * Copyright (c) 1999-2003 Apple Computer, Inc. All Rights Reserved. 6 * 7 * This file contains Original Code and/or Modifications of Original Code 8 * as defined in and that are subject to the Apple Public Source License 9 * Version 2.0 (the 'License'). You may not use this file except in 10 * compliance with the License. Please obtain a copy of the License at 11 * http://www.opensource.apple.com/apsl/ and read it before using this 12 * file. 13 * 14 * The Original Code and all software distributed under the License are 15 * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER 16 * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES, 17 * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY, 18 * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT. 19 * Please see the License for the specific language governing rights and 20 * limitations under the License. 21 * 22 * @APPLE_LICENSE_HEADER_END@ 23 */ 24 25#ifndef _IOKIT_HID_IOHIDCONSUMER_H 26#define _IOKIT_HID_IOHIDCONSUMER_H 27 28#include <IOKit/IOLib.h> 29#include <IOKit/IOService.h> 30 31// HID system includes. 32#include <IOKit/hidsystem/IOHIDDescriptorParser.h> 33#include <IOKit/hidsystem/IOHIDShared.h> 34#include "IOHIKeyboard.h" 35#include "IOHIDKeyboard.h" 36#include "IOHIDEventService.h" 37 38// extra includes. 39#include <libkern/OSByteOrder.h> 40 41//==================================================================================================== 42// IOHIDConsumer 43// Generic driver for usb devices that contain special keys. 44//==================================================================================================== 45 46class IOHIDConsumer : public IOHIKeyboard 47{ 48 OSDeclareDefaultStructors(IOHIDConsumer) 49 50 IOHIDKeyboard * _keyboardNub; 51 52 UInt32 _otherEventFlags; 53 UInt32 _cachedEventFlags; 54 bool _otherCapsLockOn; 55 56 bool _repeat; 57 58 bool _isDispatcher; 59 60 // Our implementation specific stuff. 61 UInt32 findKeyboardsAndGetModifiers(); 62 63public: 64 // Allocator 65 static IOHIDConsumer * Consumer(bool isDispatcher = false); 66 67 // IOService methods 68 virtual bool init(OSDictionary *properties=0); 69 virtual bool start(IOService * provider); 70 virtual void stop(IOService * provider); 71 72 virtual void dispatchConsumerEvent( 73 IOHIDKeyboard * sendingkeyboardNub, 74 AbsoluteTime timeStamp, 75 UInt32 usagePage, 76 UInt32 usage, 77 UInt32 value, 78 IOOptionBits options = 0); 79 80 inline bool isDispatcher() { return _isDispatcher;}; 81 82 // IOHIKeyboard methods 83 virtual const unsigned char* defaultKeymapOfLength( UInt32 * length ); 84 virtual bool doesKeyLock(unsigned key); 85 virtual unsigned eventFlags(); 86 virtual unsigned deviceFlags(); 87 virtual void setDeviceFlags(unsigned flags); 88 virtual void setNumLock(bool val); 89 virtual bool numLock(); 90 virtual bool alphaLock(); 91}; 92#endif /* !_IOKIT_HID_IOHIDCONSUMER_H */ 93