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Added Reachability install example and removed the cfnetwork example …

…from cedar
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commit 3861176e7f71e86002e2c3e9e5eee4a051650e9d 1 parent 1152049
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89 examples/Reachability/Vendor/Reachability/Reachability.h
@@ -0,0 +1,89 @@
+/*
+
+ File: Reachability.h
+ Abstract: Basic demonstration of how to use the SystemConfiguration Reachablity APIs.
+
+ Version: 2.1
+
+ 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) 2010 Apple Inc. All Rights Reserved.
+
+ */
+
+
+#import <Foundation/Foundation.h>
+#import <SystemConfiguration/SystemConfiguration.h>
+#import <netinet/in.h>
+
+typedef enum {
+ NotReachable = 0,
+ ReachableViaWiFi,
+ ReachableViaWWAN
+} NetworkStatus;
+#define kReachabilityChangedNotification @"kNetworkReachabilityChangedNotification"
+
+@interface Reachability: NSObject
+{
+ BOOL localWiFiRef;
+ SCNetworkReachabilityRef reachabilityRef;
+}
+
+//reachabilityWithHostName- Use to check the reachability of a particular host name.
++ (Reachability*) reachabilityWithHostName: (NSString*) hostName;
+
+//reachabilityWithAddress- Use to check the reachability of a particular IP address.
++ (Reachability*) reachabilityWithAddress: (const struct sockaddr_in*) hostAddress;
+
+//reachabilityForInternetConnection- checks whether the default route is available.
+// Should be used by applications that do not connect to a particular host
++ (Reachability*) reachabilityForInternetConnection;
+
+//reachabilityForLocalWiFi- checks whether a local wifi connection is available.
++ (Reachability*) 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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273 examples/Reachability/Vendor/Reachability/Reachability.m
@@ -0,0 +1,273 @@
+/*
+
+ File: Reachability.m
+ Abstract: Basic demonstration of how to use the SystemConfiguration Reachablity APIs.
+
+ Version: 2.1
+
+ 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) 2010 Apple Inc. All Rights Reserved.
+
+ */
+
+#import <sys/socket.h>
+#import <netinet/in.h>
+#import <netinet6/in6.h>
+#import <arpa/inet.h>
+#import <ifaddrs.h>
+#import <netdb.h>
+
+#import <CoreFoundation/CoreFoundation.h>
+
+#import "Reachability.h"
+
+#define kShouldPrintReachabilityFlags 0
+
+static void PrintReachabilityFlags(SCNetworkReachabilityFlags flags, const char* comment)
+{
+#if kShouldPrintReachabilityFlags
+
+ NSLog(@"Reachability Flag Status: %c%c %c%c%c%c%c%c%c %s\n",
+ (flags & kSCNetworkReachabilityFlagsIsWWAN) ? 'W' : '-',
+ (flags & kSCNetworkReachabilityFlagsReachable) ? 'R' : '-',
+
+ (flags & kSCNetworkReachabilityFlagsTransientConnection) ? 't' : '-',
+ (flags & kSCNetworkReachabilityFlagsConnectionRequired) ? 'c' : '-',
+ (flags & kSCNetworkReachabilityFlagsConnectionOnTraffic) ? 'C' : '-',
+ (flags & kSCNetworkReachabilityFlagsInterventionRequired) ? 'i' : '-',
+ (flags & kSCNetworkReachabilityFlagsConnectionOnDemand) ? 'D' : '-',
+ (flags & kSCNetworkReachabilityFlagsIsLocalAddress) ? 'l' : '-',
+ (flags & kSCNetworkReachabilityFlagsIsDirect) ? 'd' : '-',
+ comment
+ );
+#endif
+}
+
+
+@implementation Reachability
+static void ReachabilityCallback(SCNetworkReachabilityRef target, SCNetworkReachabilityFlags flags, void* info)
+{
+#pragma unused (target, flags)
+ NSCAssert(info != NULL, @"info was NULL in ReachabilityCallback");
+ NSCAssert([(NSObject*) info isKindOfClass: [Reachability class]], @"info was wrong class in ReachabilityCallback");
+
+ //We're on the main RunLoop, so an NSAutoreleasePool is not necessary, but is added defensively
+ // in case someon uses the Reachablity object in a different thread.
+ NSAutoreleasePool* myPool = [[NSAutoreleasePool alloc] init];
+
+ Reachability* noteObject = (Reachability*) info;
+ // Post a notification to notify the client that the network reachability changed.
+ [[NSNotificationCenter defaultCenter] postNotificationName: kReachabilityChangedNotification object: noteObject];
+
+ [myPool release];
+}
+
+- (BOOL) startNotifier
+{
+ BOOL retVal = NO;
+ SCNetworkReachabilityContext context = {0, self, NULL, NULL, NULL};
+ if(SCNetworkReachabilitySetCallback(reachabilityRef, ReachabilityCallback, &context))
+ {
+ if(SCNetworkReachabilityScheduleWithRunLoop(reachabilityRef, CFRunLoopGetCurrent(), kCFRunLoopDefaultMode))
+ {
+ retVal = YES;
+ }
+ }
+ return retVal;
+}
+
+- (void) stopNotifier
+{
+ if(reachabilityRef!= NULL)
+ {
+ SCNetworkReachabilityUnscheduleFromRunLoop(reachabilityRef, CFRunLoopGetCurrent(), kCFRunLoopDefaultMode);
+ }
+}
+
+- (void) dealloc
+{
+ [self stopNotifier];
+ if(reachabilityRef!= NULL)
+ {
+ CFRelease(reachabilityRef);
+ }
+ [super dealloc];
+}
+
++ (Reachability*) reachabilityWithHostName: (NSString*) hostName;
+{
+ Reachability* retVal = NULL;
+ SCNetworkReachabilityRef reachability = SCNetworkReachabilityCreateWithName(NULL, [hostName UTF8String]);
+ if(reachability!= NULL)
+ {
+ retVal= [[[self alloc] init] autorelease];
+ if(retVal!= NULL)
+ {
+ retVal->reachabilityRef = reachability;
+ retVal->localWiFiRef = NO;
+ }
+ }
+ return retVal;
+}
+
++ (Reachability*) reachabilityWithAddress: (const struct sockaddr_in*) hostAddress;
+{
+ SCNetworkReachabilityRef reachability = SCNetworkReachabilityCreateWithAddress(kCFAllocatorDefault, (const struct sockaddr*)hostAddress);
+ Reachability* retVal = NULL;
+ if(reachability!= NULL)
+ {
+ retVal= [[[self alloc] init] autorelease];
+ if(retVal!= NULL)
+ {
+ retVal->reachabilityRef = reachability;
+ retVal->localWiFiRef = NO;
+ }
+ }
+ return retVal;
+}
+
++ (Reachability*) reachabilityForInternetConnection;
+{
+ struct sockaddr_in zeroAddress;
+ bzero(&zeroAddress, sizeof(zeroAddress));
+ zeroAddress.sin_len = sizeof(zeroAddress);
+ zeroAddress.sin_family = AF_INET;
+ return [self reachabilityWithAddress: &zeroAddress];
+}
+
++ (Reachability*) reachabilityForLocalWiFi;
+{
+ struct sockaddr_in localWifiAddress;
+ bzero(&localWifiAddress, sizeof(localWifiAddress));
+ localWifiAddress.sin_len = sizeof(localWifiAddress);
+ localWifiAddress.sin_family = AF_INET;
+ // IN_LINKLOCALNETNUM is defined in <netinet/in.h> as 169.254.0.0
+ localWifiAddress.sin_addr.s_addr = htonl(IN_LINKLOCALNETNUM);
+ Reachability* retVal = [self reachabilityWithAddress: &localWifiAddress];
+ if(retVal!= NULL)
+ {
+ retVal->localWiFiRef = YES;
+ }
+ return retVal;
+}
+
+#pragma mark Network Flag Handling
+
+- (NetworkStatus) localWiFiStatusForFlags: (SCNetworkReachabilityFlags) flags
+{
+ PrintReachabilityFlags(flags, "localWiFiStatusForFlags");
+
+ BOOL retVal = NotReachable;
+ if((flags & kSCNetworkReachabilityFlagsReachable) && (flags & kSCNetworkReachabilityFlagsIsDirect))
+ {
+ retVal = ReachableViaWiFi;
+ }
+ return retVal;
+}
+
+- (NetworkStatus) networkStatusForFlags: (SCNetworkReachabilityFlags) flags
+{
+ PrintReachabilityFlags(flags, "networkStatusForFlags");
+ if ((flags & kSCNetworkReachabilityFlagsReachable) == 0)
+ {
+ // if target host is not reachable
+ return NotReachable;
+ }
+
+ BOOL retVal = NotReachable;
+
+ if ((flags & kSCNetworkReachabilityFlagsConnectionRequired) == 0)
+ {
+ // if target host is reachable and no connection is required
+ // then we'll assume (for now) that your on Wi-Fi
+ retVal = ReachableViaWiFi;
+ }
+
+
+ if ((((flags & kSCNetworkReachabilityFlagsConnectionOnDemand ) != 0) ||
+ (flags & kSCNetworkReachabilityFlagsConnectionOnTraffic) != 0))
+ {
+ // ... and the connection is on-demand (or on-traffic) if the
+ // calling application is using the CFSocketStream or higher APIs
+
+ if ((flags & kSCNetworkReachabilityFlagsInterventionRequired) == 0)
+ {
+ // ... and no [user] intervention is needed
+ retVal = ReachableViaWiFi;
+ }
+ }
+
+ if ((flags & kSCNetworkReachabilityFlagsIsWWAN) == kSCNetworkReachabilityFlagsIsWWAN)
+ {
+ // ... but WWAN connections are OK if the calling application
+ // is using the CFNetwork (CFSocketStream?) APIs.
+ retVal = ReachableViaWWAN;
+ }
+ return retVal;
+}
+
+- (BOOL) connectionRequired;
+{
+ NSAssert(reachabilityRef != NULL, @"connectionRequired called with NULL reachabilityRef");
+ SCNetworkReachabilityFlags flags;
+ if (SCNetworkReachabilityGetFlags(reachabilityRef, &flags))
+ {
+ return (flags & kSCNetworkReachabilityFlagsConnectionRequired);
+ }
+ return NO;
+}
+
+- (NetworkStatus) currentReachabilityStatus
+{
+ NSAssert(reachabilityRef != NULL, @"currentNetworkStatus called with NULL reachabilityRef");
+ NetworkStatus retVal = NotReachable;
+ SCNetworkReachabilityFlags flags;
+ if (SCNetworkReachabilityGetFlags(reachabilityRef, &flags))
+ {
+ if(localWiFiRef)
+ {
+ retVal = [self localWiFiStatusForFlags: flags];
+ }
+ else
+ {
+ retVal = [self networkStatusForFlags: flags];
+ }
+ }
+ return retVal;
+}
+@end
View
89 spec/TestProject/Vendor/Reachability/Reachability.h
@@ -0,0 +1,89 @@
+/*
+
+ File: Reachability.h
+ Abstract: Basic demonstration of how to use the SystemConfiguration Reachablity APIs.
+
+ Version: 2.1
+
+ 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) 2010 Apple Inc. All Rights Reserved.
+
+ */
+
+
+#import <Foundation/Foundation.h>
+#import <SystemConfiguration/SystemConfiguration.h>
+#import <netinet/in.h>
+
+typedef enum {
+ NotReachable = 0,
+ ReachableViaWiFi,
+ ReachableViaWWAN
+} NetworkStatus;
+#define kReachabilityChangedNotification @"kNetworkReachabilityChangedNotification"
+
+@interface Reachability: NSObject
+{
+ BOOL localWiFiRef;
+ SCNetworkReachabilityRef reachabilityRef;
+}
+
+//reachabilityWithHostName- Use to check the reachability of a particular host name.
++ (Reachability*) reachabilityWithHostName: (NSString*) hostName;
+
+//reachabilityWithAddress- Use to check the reachability of a particular IP address.
++ (Reachability*) reachabilityWithAddress: (const struct sockaddr_in*) hostAddress;
+
+//reachabilityForInternetConnection- checks whether the default route is available.
+// Should be used by applications that do not connect to a particular host
++ (Reachability*) reachabilityForInternetConnection;
+
+//reachabilityForLocalWiFi- checks whether a local wifi connection is available.
++ (Reachability*) 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
+
+
View
273 spec/TestProject/Vendor/Reachability/Reachability.m
@@ -0,0 +1,273 @@
+/*
+
+ File: Reachability.m
+ Abstract: Basic demonstration of how to use the SystemConfiguration Reachablity APIs.
+
+ Version: 2.1
+
+ 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) 2010 Apple Inc. All Rights Reserved.
+
+ */
+
+#import <sys/socket.h>
+#import <netinet/in.h>
+#import <netinet6/in6.h>
+#import <arpa/inet.h>
+#import <ifaddrs.h>
+#import <netdb.h>
+
+#import <CoreFoundation/CoreFoundation.h>
+
+#import "Reachability.h"
+
+#define kShouldPrintReachabilityFlags 0
+
+static void PrintReachabilityFlags(SCNetworkReachabilityFlags flags, const char* comment)
+{
+#if kShouldPrintReachabilityFlags
+
+ NSLog(@"Reachability Flag Status: %c%c %c%c%c%c%c%c%c %s\n",
+ (flags & kSCNetworkReachabilityFlagsIsWWAN) ? 'W' : '-',
+ (flags & kSCNetworkReachabilityFlagsReachable) ? 'R' : '-',
+
+ (flags & kSCNetworkReachabilityFlagsTransientConnection) ? 't' : '-',
+ (flags & kSCNetworkReachabilityFlagsConnectionRequired) ? 'c' : '-',
+ (flags & kSCNetworkReachabilityFlagsConnectionOnTraffic) ? 'C' : '-',
+ (flags & kSCNetworkReachabilityFlagsInterventionRequired) ? 'i' : '-',
+ (flags & kSCNetworkReachabilityFlagsConnectionOnDemand) ? 'D' : '-',
+ (flags & kSCNetworkReachabilityFlagsIsLocalAddress) ? 'l' : '-',
+ (flags & kSCNetworkReachabilityFlagsIsDirect) ? 'd' : '-',
+ comment
+ );
+#endif
+}
+
+
+@implementation Reachability
+static void ReachabilityCallback(SCNetworkReachabilityRef target, SCNetworkReachabilityFlags flags, void* info)
+{
+#pragma unused (target, flags)
+ NSCAssert(info != NULL, @"info was NULL in ReachabilityCallback");
+ NSCAssert([(NSObject*) info isKindOfClass: [Reachability class]], @"info was wrong class in ReachabilityCallback");
+
+ //We're on the main RunLoop, so an NSAutoreleasePool is not necessary, but is added defensively
+ // in case someon uses the Reachablity object in a different thread.
+ NSAutoreleasePool* myPool = [[NSAutoreleasePool alloc] init];
+
+ Reachability* noteObject = (Reachability*) info;
+ // Post a notification to notify the client that the network reachability changed.
+ [[NSNotificationCenter defaultCenter] postNotificationName: kReachabilityChangedNotification object: noteObject];
+
+ [myPool release];
+}
+
+- (BOOL) startNotifier
+{
+ BOOL retVal = NO;
+ SCNetworkReachabilityContext context = {0, self, NULL, NULL, NULL};
+ if(SCNetworkReachabilitySetCallback(reachabilityRef, ReachabilityCallback, &context))
+ {
+ if(SCNetworkReachabilityScheduleWithRunLoop(reachabilityRef, CFRunLoopGetCurrent(), kCFRunLoopDefaultMode))
+ {
+ retVal = YES;
+ }
+ }
+ return retVal;
+}
+
+- (void) stopNotifier
+{
+ if(reachabilityRef!= NULL)
+ {
+ SCNetworkReachabilityUnscheduleFromRunLoop(reachabilityRef, CFRunLoopGetCurrent(), kCFRunLoopDefaultMode);
+ }
+}
+
+- (void) dealloc
+{
+ [self stopNotifier];
+ if(reachabilityRef!= NULL)
+ {
+ CFRelease(reachabilityRef);
+ }
+ [super dealloc];
+}
+
++ (Reachability*) reachabilityWithHostName: (NSString*) hostName;
+{
+ Reachability* retVal = NULL;
+ SCNetworkReachabilityRef reachability = SCNetworkReachabilityCreateWithName(NULL, [hostName UTF8String]);
+ if(reachability!= NULL)
+ {
+ retVal= [[[self alloc] init] autorelease];
+ if(retVal!= NULL)
+ {
+ retVal->reachabilityRef = reachability;
+ retVal->localWiFiRef = NO;
+ }
+ }
+ return retVal;
+}
+
++ (Reachability*) reachabilityWithAddress: (const struct sockaddr_in*) hostAddress;
+{
+ SCNetworkReachabilityRef reachability = SCNetworkReachabilityCreateWithAddress(kCFAllocatorDefault, (const struct sockaddr*)hostAddress);
+ Reachability* retVal = NULL;
+ if(reachability!= NULL)
+ {
+ retVal= [[[self alloc] init] autorelease];
+ if(retVal!= NULL)
+ {
+ retVal->reachabilityRef = reachability;
+ retVal->localWiFiRef = NO;
+ }
+ }
+ return retVal;
+}
+
++ (Reachability*) reachabilityForInternetConnection;
+{
+ struct sockaddr_in zeroAddress;
+ bzero(&zeroAddress, sizeof(zeroAddress));
+ zeroAddress.sin_len = sizeof(zeroAddress);
+ zeroAddress.sin_family = AF_INET;
+ return [self reachabilityWithAddress: &zeroAddress];
+}
+
++ (Reachability*) reachabilityForLocalWiFi;
+{
+ struct sockaddr_in localWifiAddress;
+ bzero(&localWifiAddress, sizeof(localWifiAddress));
+ localWifiAddress.sin_len = sizeof(localWifiAddress);
+ localWifiAddress.sin_family = AF_INET;
+ // IN_LINKLOCALNETNUM is defined in <netinet/in.h> as 169.254.0.0
+ localWifiAddress.sin_addr.s_addr = htonl(IN_LINKLOCALNETNUM);
+ Reachability* retVal = [self reachabilityWithAddress: &localWifiAddress];
+ if(retVal!= NULL)
+ {
+ retVal->localWiFiRef = YES;
+ }
+ return retVal;
+}
+
+#pragma mark Network Flag Handling
+
+- (NetworkStatus) localWiFiStatusForFlags: (SCNetworkReachabilityFlags) flags
+{
+ PrintReachabilityFlags(flags, "localWiFiStatusForFlags");
+
+ BOOL retVal = NotReachable;
+ if((flags & kSCNetworkReachabilityFlagsReachable) && (flags & kSCNetworkReachabilityFlagsIsDirect))
+ {
+ retVal = ReachableViaWiFi;
+ }
+ return retVal;
+}
+
+- (NetworkStatus) networkStatusForFlags: (SCNetworkReachabilityFlags) flags
+{
+ PrintReachabilityFlags(flags, "networkStatusForFlags");
+ if ((flags & kSCNetworkReachabilityFlagsReachable) == 0)
+ {
+ // if target host is not reachable
+ return NotReachable;
+ }
+
+ BOOL retVal = NotReachable;
+
+ if ((flags & kSCNetworkReachabilityFlagsConnectionRequired) == 0)
+ {
+ // if target host is reachable and no connection is required
+ // then we'll assume (for now) that your on Wi-Fi
+ retVal = ReachableViaWiFi;
+ }
+
+
+ if ((((flags & kSCNetworkReachabilityFlagsConnectionOnDemand ) != 0) ||
+ (flags & kSCNetworkReachabilityFlagsConnectionOnTraffic) != 0))
+ {
+ // ... and the connection is on-demand (or on-traffic) if the
+ // calling application is using the CFSocketStream or higher APIs
+
+ if ((flags & kSCNetworkReachabilityFlagsInterventionRequired) == 0)
+ {
+ // ... and no [user] intervention is needed
+ retVal = ReachableViaWiFi;
+ }
+ }
+
+ if ((flags & kSCNetworkReachabilityFlagsIsWWAN) == kSCNetworkReachabilityFlagsIsWWAN)
+ {
+ // ... but WWAN connections are OK if the calling application
+ // is using the CFNetwork (CFSocketStream?) APIs.
+ retVal = ReachableViaWWAN;
+ }
+ return retVal;
+}
+
+- (BOOL) connectionRequired;
+{
+ NSAssert(reachabilityRef != NULL, @"connectionRequired called with NULL reachabilityRef");
+ SCNetworkReachabilityFlags flags;
+ if (SCNetworkReachabilityGetFlags(reachabilityRef, &flags))
+ {
+ return (flags & kSCNetworkReachabilityFlagsConnectionRequired);
+ }
+ return NO;
+}
+
+- (NetworkStatus) currentReachabilityStatus
+{
+ NSAssert(reachabilityRef != NULL, @"currentNetworkStatus called with NULL reachabilityRef");
+ NetworkStatus retVal = NotReachable;
+ SCNetworkReachabilityFlags flags;
+ if (SCNetworkReachabilityGetFlags(reachabilityRef, &flags))
+ {
+ if(localWiFiRef)
+ {
+ retVal = [self localWiFiStatusForFlags: flags];
+ }
+ else
+ {
+ retVal = [self networkStatusForFlags: flags];
+ }
+ }
+ return retVal;
+}
+@end
View
4 spec/integration/cedar_install_spec.rb
@@ -77,10 +77,6 @@
# E21EB9EE14E359840058122A /* Cedar-iPhone.framework */ = {isa = PBXFileReference; lastKnownFileType = wrapper.framework; name = "Cedar-iPhone.framework"; path = "Vendor/Frameworks/Cedar-iPhone.framework"; sourceTree = "<group>"; };
cedar_framework = target.project.frameworks_group.create_framework 'name' => 'Cedar-iPhone.framework', 'path' => 'Vendor/Frameworks/Cedar-iPhone.framework', 'sourceTree' => '<group>'
- # @note this is not a requirement of Cedar, but is being added here to test
- # adding a system framework
- cfnetwork_framework = target.project.frameworks_group.create_system_framework 'CFNetwork'
-
# @todo this is dumb to have the first being called. There must be a more clear way
target.create_build_phase :framework do |frameworks|
View
43 spec/integration/reachability_install_spec.rb
@@ -0,0 +1,43 @@
+require_relative '../spec_helper'
+
+describe "Reachability", :integration => true do
+
+ let(:project) { Xcode.project 'TestProject' }
+
+ it "should update a project with a working installation of Reachability" do
+
+ # Copy the files necessary for the project to the correct destination
+
+ FileUtils.cp_r "examples/Reachability/Vendor", "spec/TestProject"
+
+ # Create or traverse to the group to install the source files
+
+ reach_group = project.group('Vendor/Reachability')
+
+ # Add the source and header file to the project
+
+ source_files = [ { 'name' => 'Reachability.m', 'path' => 'Vendor/Reachability/Reachability.m' },
+ { 'name' => 'Reachability.h', 'path' => 'Vendor/Reachability/Reachability.h' } ]
+
+
+ source_files.each do |source|
+ reach_group.create_file(source) if reach_group.file(source['name']).empty?
+ end
+
+ source_file = reach_group.file('Reachability.m').first
+
+ # Select the main target of the project and add the source file to the build phase.
+
+ source_build_phase = project.target('TestProject').sources_build_phase
+ source_build_phase.add_build_file(source_file) unless source_build_phase.build_file(source_file.name)
+
+ cfnetwork_framework = project.frameworks_group.create_system_framework 'CFNetwork'
+
+ framework_phase = project.target('TestProject').framework_build_phase
+ framework_phase.add_build_file(cfnetwork_framework) unless framework_phase.build_file(cfnetwork_framework.name)
+
+ project.save!
+
+ end
+
+end
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