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