feat: sync httpdns sdk/platform updates without large binaries

HttpDNSSDK/sdk/ios/NewHttpDNS/Utils/HttpdnsReachability.h

@@ -0,0 +1,106 @@
+/*
+ Copyright (c) 2011, Tony Million.
+ All rights reserved.
+
+ Redistribution and use in source and binary forms, with or without
+ modification, are permitted provided that the following conditions are met:
+
+ 1. Redistributions of source code must retain the above copyright notice, this
+ list of conditions and the following disclaimer.
+
+ 2. Redistributions in binary form must reproduce the above copyright notice,
+ this list of conditions and the following disclaimer in the documentation
+ and/or other materials provided with the distribution.
+
+ THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+ AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
+ LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+ CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+ SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+ INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+ CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+ POSSIBILITY OF SUCH DAMAGE.
+ */
+
+#import <Foundation/Foundation.h>
+#import <SystemConfiguration/SystemConfiguration.h>
+
+//! Project version number for MacOSReachability.
+FOUNDATION_EXPORT double ReachabilityVersionNumber;
+
+//! Project version string for MacOSReachability.
+FOUNDATION_EXPORT const unsigned char ReachabilityVersionString[];
+
+/**
+ * Create NS_ENUM macro if it does not exist on the targeted version of iOS or OS X.
+ *
+ * @see http://nshipster.com/ns_enum-ns_options/
+ **/
+#ifndef NS_ENUM
+#define NS_ENUM(_type, _name) enum _name : _type _name; enum _name : _type
+#endif
+
+extern NSString *const kHttpdnsReachabilityChangedNotification;
+
+typedef NS_ENUM(NSInteger, HttpdnsNetworkStatus) {
+    // Apple NetworkStatus Compatible Names.
+    HttpdnsNotReachable = 0,
+    HttpdnsReachableViaWiFi = 1,
+    HttpdnsReachableVia2G = 2,
+    HttpdnsReachableVia3G = 3,
+    HttpdnsReachableVia4G = 4,
+    HttpdnsReachableVia5G = 5
+};
+
+@class HttpdnsReachability;
+
+typedef void (^NetworkReachable)(HttpdnsReachability * reachability);
+typedef void (^NetworkUnreachable)(HttpdnsReachability * reachability);
+typedef void (^NetworkReachability)(HttpdnsReachability * reachability, SCNetworkConnectionFlags flags);
+
+
+@interface HttpdnsReachability : NSObject
+
+@property (nonatomic, copy) NetworkReachable    reachableBlock;
+@property (nonatomic, copy) NetworkUnreachable  unreachableBlock;
+@property (nonatomic, copy) NetworkReachability reachabilityBlock;
+
+@property (nonatomic, assign) BOOL reachableOnWWAN;
+
++(instancetype)sharedInstance;
++(instancetype)reachabilityWithHostname:(NSString*)hostname;
+// This is identical to the function above, but is here to maintain
+//compatibility with Apples original code. (see .m)
++(instancetype)reachabilityWithHostName:(NSString*)hostname;
++(instancetype)reachabilityForInternetConnection;
++(instancetype)reachabilityWithAddress:(void *)hostAddress;
++(instancetype)reachabilityForLocalWiFi;
++(instancetype)reachabilityWithURL:(NSURL*)url;
+
+-(instancetype)initWithReachabilityRef:(SCNetworkReachabilityRef)ref;
+
+-(BOOL)startNotifier;
+-(void)stopNotifier;
+
+-(BOOL)isReachable;
+-(BOOL)isReachableViaWWAN;
+-(BOOL)isReachableViaWiFi;
+
+// WWAN may be available, but not active until a connection has been established.
+// WiFi may require a connection for VPN on Demand.
+-(BOOL)isConnectionRequired; // Identical DDG variant.
+-(BOOL)connectionRequired; // Apple's routine.
+// Dynamic, on demand connection?
+-(BOOL)isConnectionOnDemand;
+// Is user intervention required?
+-(BOOL)isInterventionRequired;
+
+-(HttpdnsNetworkStatus)currentReachabilityStatus;
+-(SCNetworkReachabilityFlags)reachabilityFlags;
+-(NSString*)currentReachabilityString;
+-(NSString*)currentReachabilityFlags;
+
+@end