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79 lines
2.9 KiB
79 lines
2.9 KiB
// 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 OSP_PUBLIC_NETWORK_SERVICE_MANAGER_H_
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#define OSP_PUBLIC_NETWORK_SERVICE_MANAGER_H_
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#include <memory>
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#include "osp/public/protocol_connection_client.h"
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#include "osp/public/protocol_connection_server.h"
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#include "osp/public/service_listener.h"
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#include "osp/public/service_publisher.h"
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namespace openscreen {
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namespace osp {
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// Manages services run as part of the Open Screen Protocol Library. Library
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// embedders should pass instances of required services to Create(), which will
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// instantiate the singleton instance of the NetworkServiceManager and take
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// ownership of the services.
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//
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// NOTES: If we add more injectable services, consider implementing a struct to
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// hold the config vs. passsing long argument lists.
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class NetworkServiceManager final {
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public:
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// Creates the singleton instance of the NetworkServiceManager. nullptr may
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// be passed for services not provided by the embedder.
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static NetworkServiceManager* Create(
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std::unique_ptr<ServiceListener> mdns_listener,
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std::unique_ptr<ServicePublisher> mdns_publisher,
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std::unique_ptr<ProtocolConnectionClient> connection_client,
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std::unique_ptr<ProtocolConnectionServer> connection_server);
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// Returns the singleton instance of the NetworkServiceManager previously
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// created by Create().
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static NetworkServiceManager* Get();
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// Destroys the NetworkServiceManager singleton and its owned services. The
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// services must be shut down and no I/O or asynchronous work should be done
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// by the service instance destructors.
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static void Dispose();
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// Returns an instance of the mDNS receiver listener, or nullptr if not
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// provided.
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ServiceListener* GetMdnsServiceListener();
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// Returns an instance of the mDNS receiver publisher, or nullptr if not
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// provided.
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ServicePublisher* GetMdnsServicePublisher();
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// Returns an instance of the protocol connection client, or nullptr if not
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// provided.
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ProtocolConnectionClient* GetProtocolConnectionClient();
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// Returns an instance of the protocol connection server, or nullptr if not
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// provided.
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ProtocolConnectionServer* GetProtocolConnectionServer();
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private:
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NetworkServiceManager(
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std::unique_ptr<ServiceListener> mdns_listener,
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std::unique_ptr<ServicePublisher> mdns_publisher,
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std::unique_ptr<ProtocolConnectionClient> connection_client,
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std::unique_ptr<ProtocolConnectionServer> connection_server);
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~NetworkServiceManager();
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std::unique_ptr<ServiceListener> mdns_listener_;
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std::unique_ptr<ServicePublisher> mdns_publisher_;
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std::unique_ptr<ProtocolConnectionClient> connection_client_;
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std::unique_ptr<ProtocolConnectionServer> connection_server_;
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};
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} // namespace osp
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} // namespace openscreen
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#endif // OSP_PUBLIC_NETWORK_SERVICE_MANAGER_H_
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