usbnotificationexample.c

来自「how to use IOKitLib and IOUSBLib to set 」· C语言 代码 · 共 30 行

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/* * Copyright (c) 2003 Apple Computer, Inc. All rights reserved. * * @APPLE_LICENSE_HEADER_START@ *  * This file contains Original Code and/or Modifications of Original Code * as defined in and that are subject to the Apple Public Source License * Version 2.0 (the 'License'). You may not use this file except in * compliance with the License. Please obtain a copy of the License at * http://www.opensource.apple.com/apsl/ and read it before using this * file. *  * The Original Code and all software distributed under the License are * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES, * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY, * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT. * Please see the License for the specific language governing rights and * limitations under the License. *  * @APPLE_LICENSE_HEADER_END@ *//*    File:		USBNotificationExample.c	    Description:	This sample demonstrates how to use IOKitLib and IOUSBLib to set up asynchronous                        callbacks when a USB device is attached to or removed from the system.                        It also shows how to associate arbitrary data with each device instance.                    Copyright:		

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