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| 1 // Copyright (c) 2012 The Chromium Authors. All rights reserved. | 1 // Copyright (c) 2012 The Chromium Authors. All rights reserved. |
| 2 // Use of this source code is governed by a BSD-style license that can be | 2 // Use of this source code is governed by a BSD-style license that can be |
| 3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
| 4 | 4 |
| 5 #include "net/base/network_config_watcher_mac.h" | 5 #include "net/base/network_config_watcher_mac.h" |
| 6 | 6 |
| 7 #include <algorithm> | 7 #include <algorithm> |
| 8 | 8 |
| 9 #include "base/bind.h" | 9 #include "base/bind.h" |
| 10 #include "base/compiler_specific.h" | 10 #include "base/compiler_specific.h" |
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| 47 NetworkConfigWatcherMac::Delegate* const delegate_; | 47 NetworkConfigWatcherMac::Delegate* const delegate_; |
| 48 base::WeakPtrFactory<NetworkConfigWatcherMacThread> weak_factory_; | 48 base::WeakPtrFactory<NetworkConfigWatcherMacThread> weak_factory_; |
| 49 | 49 |
| 50 DISALLOW_COPY_AND_ASSIGN(NetworkConfigWatcherMacThread); | 50 DISALLOW_COPY_AND_ASSIGN(NetworkConfigWatcherMacThread); |
| 51 }; | 51 }; |
| 52 | 52 |
| 53 NetworkConfigWatcherMacThread::NetworkConfigWatcherMacThread( | 53 NetworkConfigWatcherMacThread::NetworkConfigWatcherMacThread( |
| 54 NetworkConfigWatcherMac::Delegate* delegate) | 54 NetworkConfigWatcherMac::Delegate* delegate) |
| 55 : base::Thread("NetworkConfigWatcher"), | 55 : base::Thread("NetworkConfigWatcher"), |
| 56 delegate_(delegate), | 56 delegate_(delegate), |
| 57 weak_factory_(this) {} | 57 weak_factory_(this) { |
| 58 } |
| 58 | 59 |
| 59 NetworkConfigWatcherMacThread::~NetworkConfigWatcherMacThread() { | 60 NetworkConfigWatcherMacThread::~NetworkConfigWatcherMacThread() { |
| 60 // Allow IO because Stop() calls PlatformThread::Join(), which is a blocking | 61 // Allow IO because Stop() calls PlatformThread::Join(), which is a blocking |
| 61 // operation. This is expected during shutdown. | 62 // operation. This is expected during shutdown. |
| 62 base::ThreadRestrictions::ScopedAllowIO allow_io; | 63 base::ThreadRestrictions::ScopedAllowIO allow_io; |
| 63 | 64 |
| 64 Stop(); | 65 Stop(); |
| 65 } | 66 } |
| 66 | 67 |
| 67 void NetworkConfigWatcherMacThread::Init() { | 68 void NetworkConfigWatcherMacThread::Init() { |
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| 78 FROM_HERE, | 79 FROM_HERE, |
| 79 base::Bind(&NetworkConfigWatcherMacThread::InitNotifications, | 80 base::Bind(&NetworkConfigWatcherMacThread::InitNotifications, |
| 80 weak_factory_.GetWeakPtr()), | 81 weak_factory_.GetWeakPtr()), |
| 81 kInitializationDelay); | 82 kInitializationDelay); |
| 82 } | 83 } |
| 83 | 84 |
| 84 void NetworkConfigWatcherMacThread::CleanUp() { | 85 void NetworkConfigWatcherMacThread::CleanUp() { |
| 85 if (!run_loop_source_.get()) | 86 if (!run_loop_source_.get()) |
| 86 return; | 87 return; |
| 87 | 88 |
| 88 CFRunLoopRemoveSource(CFRunLoopGetCurrent(), run_loop_source_.get(), | 89 CFRunLoopRemoveSource( |
| 89 kCFRunLoopCommonModes); | 90 CFRunLoopGetCurrent(), run_loop_source_.get(), kCFRunLoopCommonModes); |
| 90 run_loop_source_.reset(); | 91 run_loop_source_.reset(); |
| 91 } | 92 } |
| 92 | 93 |
| 93 void NetworkConfigWatcherMacThread::InitNotifications() { | 94 void NetworkConfigWatcherMacThread::InitNotifications() { |
| 94 #if !defined(OS_IOS) | 95 #if !defined(OS_IOS) |
| 95 // SCDynamicStore API does not exist on iOS. | 96 // SCDynamicStore API does not exist on iOS. |
| 96 // Add a run loop source for a dynamic store to the current run loop. | 97 // Add a run loop source for a dynamic store to the current run loop. |
| 97 SCDynamicStoreContext context = { | 98 SCDynamicStoreContext context = { |
| 98 0, // Version 0. | 99 0, // Version 0. |
| 99 delegate_, // User data. | 100 delegate_, // User data. |
| 100 NULL, // This is not reference counted. No retain function. | 101 NULL, // This is not reference counted. No retain function. |
| 101 NULL, // This is not reference counted. No release function. | 102 NULL, // This is not reference counted. No release function. |
| 102 NULL, // No description for this. | 103 NULL, // No description for this. |
| 103 }; | 104 }; |
| 104 base::ScopedCFTypeRef<SCDynamicStoreRef> store(SCDynamicStoreCreate( | 105 base::ScopedCFTypeRef<SCDynamicStoreRef> store(SCDynamicStoreCreate( |
| 105 NULL, CFSTR("org.chromium"), DynamicStoreCallback, &context)); | 106 NULL, CFSTR("org.chromium"), DynamicStoreCallback, &context)); |
| 106 run_loop_source_.reset(SCDynamicStoreCreateRunLoopSource( | 107 run_loop_source_.reset( |
| 107 NULL, store.get(), 0)); | 108 SCDynamicStoreCreateRunLoopSource(NULL, store.get(), 0)); |
| 108 CFRunLoopAddSource(CFRunLoopGetCurrent(), run_loop_source_.get(), | 109 CFRunLoopAddSource( |
| 109 kCFRunLoopCommonModes); | 110 CFRunLoopGetCurrent(), run_loop_source_.get(), kCFRunLoopCommonModes); |
| 110 #endif // !defined(OS_IOS) | 111 #endif // !defined(OS_IOS) |
| 111 | 112 |
| 112 // Set up notifications for interface and IP address changes. | 113 // Set up notifications for interface and IP address changes. |
| 113 delegate_->StartReachabilityNotifications(); | 114 delegate_->StartReachabilityNotifications(); |
| 114 #if !defined(OS_IOS) | 115 #if !defined(OS_IOS) |
| 115 delegate_->SetDynamicStoreNotificationKeys(store.get()); | 116 delegate_->SetDynamicStoreNotificationKeys(store.get()); |
| 116 #endif // !defined(OS_IOS) | 117 #endif // !defined(OS_IOS) |
| 117 } | 118 } |
| 118 | 119 |
| 119 } // namespace | 120 } // namespace |
| 120 | 121 |
| 121 NetworkConfigWatcherMac::NetworkConfigWatcherMac(Delegate* delegate) | 122 NetworkConfigWatcherMac::NetworkConfigWatcherMac(Delegate* delegate) |
| 122 : notifier_thread_(new NetworkConfigWatcherMacThread(delegate)) { | 123 : notifier_thread_(new NetworkConfigWatcherMacThread(delegate)) { |
| 123 // We create this notifier thread because the notification implementation | 124 // We create this notifier thread because the notification implementation |
| 124 // needs a thread with a CFRunLoop, and there's no guarantee that | 125 // needs a thread with a CFRunLoop, and there's no guarantee that |
| 125 // MessageLoop::current() meets that criterion. | 126 // MessageLoop::current() meets that criterion. |
| 126 base::Thread::Options thread_options(base::MessageLoop::TYPE_UI, 0); | 127 base::Thread::Options thread_options(base::MessageLoop::TYPE_UI, 0); |
| 127 notifier_thread_->StartWithOptions(thread_options); | 128 notifier_thread_->StartWithOptions(thread_options); |
| 128 } | 129 } |
| 129 | 130 |
| 130 NetworkConfigWatcherMac::~NetworkConfigWatcherMac() {} | 131 NetworkConfigWatcherMac::~NetworkConfigWatcherMac() { |
| 132 } |
| 131 | 133 |
| 132 } // namespace net | 134 } // namespace net |
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