FskErr FskNetInterfaceInitialize(void) {
FskErr err;
err = FskListMutexNew(&interfaceChangeCBList, "interfaceChangeCBLIst");
if (err) return err;
#if TARGET_OS_WIN32
installWindowsNetworkInterfaceChangeTracker();
#elif TARGET_OS_IPHONE
installIOSNetworkInterfaceChangeTracker();
#elif TARGET_OS_MAC
installMacNetworkInterfaceChangeTracker();
#endif /* TARGET_OS */
#if TARGET_OS_KPL
KplNetInterfaceInitialize();
KplNetInterfaceSetChangedCallback(KplNetInterfaceChanged, 0L);
#endif /* TARGET_OS_KPL */
err = FskListMutexNew(&gNetworkInterfaceList, "gNetworkInterfaceList");
if (err) return err;
FskMutexAcquire(gNetworkInterfaceList->mutex);
sFskNetInterfaceEnumerate((FskNetInterfaceRecord**)(void*)&gNetworkInterfaceList->list);
FskMutexRelease(gNetworkInterfaceList->mutex);
return err;
}
void KprNetworkInterfaceSetup()
{
#if TARGET_OS_IPHONE
struct sockaddr_in localWifiAddress;
SCNetworkReachabilityContext context = {0, NULL, NULL, NULL, NULL};
SCNetworkReachabilityFlags flags;
bzero(&localWifiAddress, sizeof(localWifiAddress));
localWifiAddress.sin_len = sizeof(localWifiAddress);
localWifiAddress.sin_family = AF_INET;
localWifiAddress.sin_addr.s_addr = htonl(IN_LINKLOCALNETNUM); // IN_LINKLOCALNETNUM is defined in <netinet/in.h> as 169.254.0.0
gNetworkInterfaceReachability = SCNetworkReachabilityCreateWithAddress(kCFAllocatorDefault, (const struct sockaddr*)&localWifiAddress);
SCNetworkReachabilitySetCallback(gNetworkInterfaceReachability, KprNetworkInterfaceReachabilityCallback, &context);
SCNetworkReachabilityScheduleWithRunLoop(gNetworkInterfaceReachability, CFRunLoopGetCurrent(), kCFRunLoopDefaultMode);
SCNetworkReachabilityGetFlags(gNetworkInterfaceReachability, &flags);
KprNetworkInterfaceReachabilityCallback(gNetworkInterfaceReachability, flags, NULL);
#elif TARGET_OS_MAC
FskErr err = kFskErrNone;
SCDynamicStoreContext context = {0, NULL, NULL, NULL, NULL};
CFStringRef pattern = NULL;
CFArrayRef patternList = NULL;
pattern = SCDynamicStoreKeyCreateNetworkServiceEntity(NULL, kSCDynamicStoreDomainState, kSCCompAnyRegex, kSCEntNetIPv4);
if (!pattern) { err = kFskErrOperationFailed; goto bail; }
patternList = CFArrayCreate(NULL, (const void **)&pattern, 1, &kCFTypeArrayCallBacks);
if (!patternList) { err = kFskErrOperationFailed; goto bail; }
gNetworkInterfaceStore = SCDynamicStoreCreate(NULL, CFSTR("KprNetWorkInterface"), KprNetworkInterfaceStoreCallback, &context);
if (!gNetworkInterfaceStore) { err = kFskErrOperationFailed; goto bail; }
if (!SCDynamicStoreSetNotificationKeys(gNetworkInterfaceStore, NULL, patternList)) { err = kFskErrOperationFailed; goto bail; }
gNetworkInterfaceSource = SCDynamicStoreCreateRunLoopSource(NULL, gNetworkInterfaceStore, 0);
if (!gNetworkInterfaceSource) { err = kFskErrOperationFailed; goto bail; }
CFRunLoopAddSource(CFRunLoopGetCurrent(), gNetworkInterfaceSource, kCFRunLoopCommonModes);
KprNetworkInterfaceStoreCallback(gNetworkInterfaceStore, NULL, NULL);
bail:
if (err != noErr) {
if (gNetworkInterfaceSource) {
CFRelease(gNetworkInterfaceSource);
gNetworkInterfaceSource = NULL;
}
if (gNetworkInterfaceStore) {
CFRelease(gNetworkInterfaceStore);
gNetworkInterfaceStore = NULL;
}
}
if (patternList)
CFRelease(patternList);
if (pattern)
CFRelease(pattern);
#elif TARGET_OS_WIN32
NETIOAPI_API status = NotifyIpInterfaceChange(AF_INET, &KprNetworkInterfaceCallback, NULL, TRUE, &gNetworkInterfaceHandle);
#elif TARGET_OS_KPL
#ifdef KPR_CONFIG
KplNetInterfaceInitialize();
KplNetInterfaceSetChangedCallback(KprNetworkInterfaceCallback, 0L);
KprNetworkInterfaceCallback(0);
#endif
#endif
}