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@H_262_0@/* File: Reachability.h Abstract: Basic demonstration of how to use the SystemConfiguration Reachablity APIs. Version: 3.5 Disclaimer: IMPORTANT: This Apple software is supplied to you by Apple Inc. ("Apple") in consideration of your agreement to the following terms,and your use,installation,modification or redistribution of this Apple software constitutes acceptance of these terms. If you do not agree with these terms,please do not use,install,modify or redistribute this Apple software. In consideration of your agreement to abide by the following terms,and subject to these terms,Apple grants you a personal,non-exclusive license,under Apple's copyrights in this original Apple software (the "Apple Software"),to use,reproduce,modify and redistribute the Apple Software,with or without modifications,in source and/or binary forms; provided that if you redistribute the Apple Software in its entirety and without modifications,you must retain this notice and the following text and disclaimers in all such redistributions of the Apple Software. Neither the name,trademarks,service marks or logos of Apple Inc. may be used to endorse or promote products derived from the Apple Software without specific prior written permission from Apple. Except as expressly stated in this notice,no other rights or licenses,express or implied,are granted by Apple herein,including but not limited to any patent rights that may be infringed by your derivative works or by other works in which the Apple Software may be incorporated. The Apple Software is provided by Apple on an "AS IS" basis. APPLE MAKES NO WARRANTIES,EXPRESS OR IMPLIED,INCLUDING WITHOUT LIMITATION THE IMPLIED WARRANTIES OF NON-INFRINGEMENT,MERCHANTABILITY AND FITnesS FOR A PARTICULAR PURPOSE,REGARDING THE APPLE SOFTWARE OR ITS USE AND OPERATION ALONE OR IN COMBINATION WITH YOUR PRODUCTs. IN NO EVENT SHALL APPLE BE LIABLE FOR ANY SPECIAL,INDIRECT,INCIDENTAL OR CONSEQUENTIAL DAMAGES (INCLUDING,BUT NOT LIMITED TO,PROCUREMENT OF SUBSTITUTE GOODS OR serviCES; LOSS OF USE,DATA,OR PROFITS; OR BUSInesS INTERRUPTION) ARISING IN ANY WAY OUT OF THE USE,REPRODUCTION,MODIFICATION AND/OR DIStriBUTION OF THE APPLE SOFTWARE,HOWEVER CAUSED AND WHETHER UNDER THEORY OF CONTRACT,TORT (INCLUDING NEGLIGENCE),StriCT LIABILITY OR OTHERWISE,EVEN IF APPLE HAS BEEN ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. Copyright (C) 2014 Apple Inc. All Rights Reserved. */ #import <Foundation/Foundation.h> #import <SystemConfiguration/SystemConfiguration.h> #import <neTinet/in.h> typedef enum : NSInteger { NotReachable = 0,ReachableViaWiFi,ReachableViaWWAN } NetworkStatus; extern NSString *kReachabilityChangedNotification; @interface Reachability : NSObject /*! * Use to check the reachability of a given host name. */ + (instanCETypE)reachabilityWithHostName:(NSString *)hostName; /*! * Use to check the reachability of a given IP address. */ + (instanCETypE)reachabilityWithAddress:(const struct sockaddr_in *)hostAddress; /*! * checks whether the default route is available. Should be used by applications that do not connect to a particular host. */ + (instanCETypE)reachabilityForInternetConnection; /*! * checks whether a local WiFi connection is available. */ + (instanCETypE)reachabilityForLocalWiFi; /*! * Start listening for reachability notifications on the current run loop. */ - (BOOL)startNotifier; - (void)stopNotifier; - (NetworkStatus)currentReachabilityStatus; /*! * WWAN may be available,but not active until a connection has been established. WiFi may require a connection for VPN on Demand. */ - (BOOL)connectionrequired; @end

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