| /* |
| * Copyright (C) 2008-2017 Apple Inc. 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 APPLE INC. ``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 APPLE INC. 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. |
| */ |
| |
| #include "config.h" |
| #include "NetworkStateNotifier.h" |
| |
| #if PLATFORM(MAC) |
| |
| #include <SystemConfiguration/SystemConfiguration.h> |
| |
| namespace WebCore { |
| |
| void NetworkStateNotifier::updateStateWithoutNotifying() |
| { |
| auto key = adoptCF(SCDynamicStoreKeyCreateNetworkInterface(0, kSCDynamicStoreDomainState)); |
| auto propertyList = adoptCF(SCDynamicStoreCopyValue(m_store.get(), key.get())); |
| if (!propertyList || CFGetTypeID(propertyList.get()) != CFDictionaryGetTypeID()) |
| return; |
| |
| auto netInterfaces = CFDictionaryGetValue((CFDictionaryRef)propertyList.get(), kSCDynamicStorePropNetInterfaces); |
| if (!netInterfaces || CFGetTypeID(netInterfaces) != CFArrayGetTypeID()) |
| return; |
| |
| for (CFIndex i = 0; i < CFArrayGetCount((CFArrayRef)netInterfaces); i++) { |
| auto interfaceName = (CFStringRef)CFArrayGetValueAtIndex((CFArrayRef)netInterfaces, i); |
| if (CFGetTypeID(interfaceName) != CFStringGetTypeID()) |
| continue; |
| |
| // Ignore the loopback interface. |
| if (CFStringHasPrefix(interfaceName, CFSTR("lo"))) |
| continue; |
| |
| // Ignore Parallels virtual interfaces on host machine as these are always up. |
| if (CFStringHasPrefix(interfaceName, CFSTR("vnic"))) |
| continue; |
| |
| // Ignore VMWare virtual interfaces on host machine as these are always up. |
| if (CFStringHasPrefix(interfaceName, CFSTR("vmnet"))) |
| continue; |
| |
| auto key = adoptCF(SCDynamicStoreKeyCreateNetworkInterfaceEntity(0, kSCDynamicStoreDomainState, interfaceName, kSCEntNetIPv4)); |
| if (auto value = adoptCF(SCDynamicStoreCopyValue(m_store.get(), key.get()))) { |
| m_isOnLine = true; |
| return; |
| } |
| } |
| |
| m_isOnLine = false; |
| } |
| |
| void NetworkStateNotifier::startObserving() |
| { |
| SCDynamicStoreContext context = { 0, this, 0, 0, 0 }; |
| m_store = adoptCF(SCDynamicStoreCreate(0, CFSTR("com.apple.WebCore"), [] (SCDynamicStoreRef, CFArrayRef, void*) { |
| // Calling updateState() could be expensive so we coalesce calls with a timer. |
| singleton().updateStateSoon(); |
| }, &context)); |
| if (!m_store) |
| return; |
| |
| auto source = adoptCF(SCDynamicStoreCreateRunLoopSource(0, m_store.get(), 0)); |
| if (!source) |
| return; |
| |
| CFRunLoopAddSource(CFRunLoopGetMain(), source.get(), kCFRunLoopCommonModes); |
| |
| auto keys = adoptCF(CFArrayCreateMutable(0, 0, &kCFTypeArrayCallBacks)); |
| CFArrayAppendValue(keys.get(), adoptCF(SCDynamicStoreKeyCreateNetworkGlobalEntity(0, kSCDynamicStoreDomainState, kSCEntNetIPv4)).get()); |
| CFArrayAppendValue(keys.get(), adoptCF(SCDynamicStoreKeyCreateNetworkGlobalEntity(0, kSCDynamicStoreDomainState, kSCEntNetDNS)).get()); |
| |
| auto patterns = adoptCF(CFArrayCreateMutable(0, 0, &kCFTypeArrayCallBacks)); |
| CFArrayAppendValue(patterns.get(), adoptCF(SCDynamicStoreKeyCreateNetworkInterfaceEntity(0, kSCDynamicStoreDomainState, kSCCompAnyRegex, kSCEntNetIPv4)).get()); |
| |
| SCDynamicStoreSetNotificationKeys(m_store.get(), keys.get(), patterns.get()); |
| } |
| |
| } |
| |
| #endif // PLATFORM(MAC) |