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Reachability.h
1 /*
2 File: Reachability.h
3 Abstract: Basic demonstration of how to use the SystemConfiguration Reachablity APIs.
4 Version: 3.0
5
6 Disclaimer: IMPORTANT: This Apple software is supplied to you by Apple
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28
29 The Apple Software is provided by Apple on an "AS IS" basis. APPLE
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31 THE IMPLIED WARRANTIES OF NON-INFRINGEMENT, MERCHANTABILITY AND FITNESS
32 FOR A PARTICULAR PURPOSE, REGARDING THE APPLE SOFTWARE OR ITS USE AND
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34
35 IN NO EVENT SHALL APPLE BE LIABLE FOR ANY SPECIAL, INDIRECT, INCIDENTAL
36 OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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41 STRICT LIABILITY OR OTHERWISE, EVEN IF APPLE HAS BEEN ADVISED OF THE
42 POSSIBILITY OF SUCH DAMAGE.
43
44 Copyright (C) 2013 Apple Inc. All Rights Reserved.
45
46 */
47
48 #import <Foundation/Foundation.h>
49 #import <SystemConfiguration/SystemConfiguration.h>
50 #import <netinet/in.h>
51
52
53 typedef enum : NSInteger {
54 NotReachable = 0,
55 ReachableViaWiFi,
56 ReachableViaWWAN
57 } NetworkStatus;
58
59
60 extern NSString *kReachabilityChangedNotification;
61
62
63 @interface Reachability : NSObject
64
68 + (instancetype)reachabilityWithHostName:(NSString *)hostName;
69
73 + (instancetype)reachabilityWithAddress:(const struct sockaddr_in *)hostAddress;
74
78 + (instancetype)reachabilityForInternetConnection;
79
83 + (instancetype)reachabilityForLocalWiFi;
84
88 - (BOOL)startNotifier;
89 - (void)stopNotifier;
90
91 - (NetworkStatus)currentReachabilityStatus;
92
96 - (BOOL)connectionRequired;
97
98 @end