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77 lines
2.7 KiB
C
77 lines
2.7 KiB
C
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// Copyright 2018 The Chromium Authors. All rights reserved.
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// Use of this source code is governed by a BSD-style license that can be
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// found in the LICENSE file.
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#ifndef NET_BASE_NETWORK_CHANGE_NOTIFIER_FUCHSIA_H_
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#define NET_BASE_NETWORK_CHANGE_NOTIFIER_FUCHSIA_H_
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#include <fuchsia/netstack/cpp/fidl.h>
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#include <lib/fidl/cpp/binding.h>
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#include "base/atomicops.h"
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#include "base/containers/flat_set.h"
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#include "base/gtest_prod_util.h"
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#include "base/threading/thread_checker.h"
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#include "net/base/net_export.h"
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#include "net/base/network_change_notifier.h"
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#include "net/base/network_interfaces.h"
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namespace net {
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class NET_EXPORT_PRIVATE NetworkChangeNotifierFuchsia
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: public NetworkChangeNotifier {
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public:
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// Blocks execution until an initial interface list is received from
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// |netstack_|.
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NetworkChangeNotifierFuchsia();
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~NetworkChangeNotifierFuchsia() override;
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private:
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friend class NetworkChangeNotifierFuchsiaTest;
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FRIEND_TEST_ALL_PREFIXES(NetworkChangeNotifierFuchsiaTest, FoundWiFi);
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FRIEND_TEST_ALL_PREFIXES(NetworkChangeNotifierFuchsiaTest,
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FoundWiFiNonDefault);
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// For testing purposes.
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explicit NetworkChangeNotifierFuchsia(
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fuchsia::netstack::NetstackPtr netstack);
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// Forwards the network interface list along with the result of
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// GetRouteTable() to OnRouteTableReceived().
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void ProcessInterfaceList(
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base::OnceClosure on_initialized_cb,
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fidl::VectorPtr<fuchsia::netstack::NetInterface> interfaces);
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// Computes network change notification state change from the list of
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// interfaces and routing table data, sending observer events if IP or
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// connection type changes are detected.
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// |on_initialized_cb| will be bound when the network state is populated for
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// the first time. In that case, change observer events will not be
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// published, and |on_initialized_cb| will be invoked once the function has
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// finished executing.
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void OnRouteTableReceived(
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base::OnceClosure on_initialized_cb,
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fidl::VectorPtr<fuchsia::netstack::NetInterface> interfaces,
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fidl::VectorPtr<fuchsia::netstack::RouteTableEntry> table);
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// NetworkChangeNotifier implementation.
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ConnectionType GetCurrentConnectionType() const override;
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// The ConnectionType of the default network interface, stored as an atomic
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// 32-bit int for safe concurrent access.
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base::subtle::Atomic32 cached_connection_type_ = CONNECTION_NONE;
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fuchsia::netstack::NetstackPtr netstack_;
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// Set of addresses from the previous query/update for the default interface.
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base::flat_set<IPAddress> cached_addresses_;
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THREAD_CHECKER(thread_checker_);
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DISALLOW_COPY_AND_ASSIGN(NetworkChangeNotifierFuchsia);
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};
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} // namespace net
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#endif // NET_BASE_NETWORK_CHANGE_NOTIFIER_FUCHSIA_H_
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