xref: /aosp_15_r20/external/openscreen/discovery/dnssd/impl/publisher_impl.h (revision 3f982cf4871df8771c9d4abe6e9a6f8d829b2736)
1*3f982cf4SFabien Sanglard // Copyright 2019 The Chromium Authors. All rights reserved.
2*3f982cf4SFabien Sanglard // Use of this source code is governed by a BSD-style license that can be
3*3f982cf4SFabien Sanglard // found in the LICENSE file.
4*3f982cf4SFabien Sanglard 
5*3f982cf4SFabien Sanglard #ifndef DISCOVERY_DNSSD_IMPL_PUBLISHER_IMPL_H_
6*3f982cf4SFabien Sanglard #define DISCOVERY_DNSSD_IMPL_PUBLISHER_IMPL_H_
7*3f982cf4SFabien Sanglard 
8*3f982cf4SFabien Sanglard #include "absl/strings/string_view.h"
9*3f982cf4SFabien Sanglard #include "discovery/dnssd/impl/conversion_layer.h"
10*3f982cf4SFabien Sanglard #include "discovery/dnssd/public/dns_sd_instance.h"
11*3f982cf4SFabien Sanglard #include "discovery/dnssd/public/dns_sd_publisher.h"
12*3f982cf4SFabien Sanglard #include "discovery/mdns/mdns_domain_confirmed_provider.h"
13*3f982cf4SFabien Sanglard #include "discovery/mdns/public/mdns_service.h"
14*3f982cf4SFabien Sanglard 
15*3f982cf4SFabien Sanglard namespace openscreen {
16*3f982cf4SFabien Sanglard namespace discovery {
17*3f982cf4SFabien Sanglard 
18*3f982cf4SFabien Sanglard class NetworkInterfaceConfig;
19*3f982cf4SFabien Sanglard class ReportingClient;
20*3f982cf4SFabien Sanglard 
21*3f982cf4SFabien Sanglard class PublisherImpl : public DnsSdPublisher,
22*3f982cf4SFabien Sanglard                       public MdnsDomainConfirmedProvider {
23*3f982cf4SFabien Sanglard  public:
24*3f982cf4SFabien Sanglard   PublisherImpl(MdnsService* publisher,
25*3f982cf4SFabien Sanglard                 ReportingClient* reporting_client,
26*3f982cf4SFabien Sanglard                 TaskRunner* task_runner,
27*3f982cf4SFabien Sanglard                 const NetworkInterfaceConfig* network_config);
28*3f982cf4SFabien Sanglard   ~PublisherImpl() override;
29*3f982cf4SFabien Sanglard 
30*3f982cf4SFabien Sanglard   // DnsSdPublisher overrides.
31*3f982cf4SFabien Sanglard   Error Register(const DnsSdInstance& instance, Client* client) override;
32*3f982cf4SFabien Sanglard   Error UpdateRegistration(const DnsSdInstance& instance) override;
33*3f982cf4SFabien Sanglard   ErrorOr<int> DeregisterAll(const std::string& service) override;
34*3f982cf4SFabien Sanglard 
35*3f982cf4SFabien Sanglard  private:
36*3f982cf4SFabien Sanglard   Error UpdatePublishedRegistration(const DnsSdInstance& instance);
37*3f982cf4SFabien Sanglard 
38*3f982cf4SFabien Sanglard   // MdnsDomainConfirmedProvider overrides.
39*3f982cf4SFabien Sanglard   void OnDomainFound(const DomainName& requested_name,
40*3f982cf4SFabien Sanglard                      const DomainName& confirmed_name) override;
41*3f982cf4SFabien Sanglard 
42*3f982cf4SFabien Sanglard   // The set of instances which will be published once the mDNS Probe phase
43*3f982cf4SFabien Sanglard   // completes.
44*3f982cf4SFabien Sanglard   std::map<DnsSdInstance, Client* const> pending_instances_;
45*3f982cf4SFabien Sanglard 
46*3f982cf4SFabien Sanglard   // Maps from the requested instance to the endpoint which was published after
47*3f982cf4SFabien Sanglard   // the mDNS Probe phase was completed. The only difference between these
48*3f982cf4SFabien Sanglard   // instances should be the instance name.
49*3f982cf4SFabien Sanglard   std::map<DnsSdInstance, DnsSdInstanceEndpoint> published_instances_;
50*3f982cf4SFabien Sanglard 
51*3f982cf4SFabien Sanglard   MdnsService* const mdns_publisher_;
52*3f982cf4SFabien Sanglard   ReportingClient* const reporting_client_;
53*3f982cf4SFabien Sanglard   TaskRunner* const task_runner_;
54*3f982cf4SFabien Sanglard   const NetworkInterfaceConfig* const network_config_;
55*3f982cf4SFabien Sanglard 
56*3f982cf4SFabien Sanglard   friend class PublisherTesting;
57*3f982cf4SFabien Sanglard };
58*3f982cf4SFabien Sanglard 
59*3f982cf4SFabien Sanglard }  // namespace discovery
60*3f982cf4SFabien Sanglard }  // namespace openscreen
61*3f982cf4SFabien Sanglard 
62*3f982cf4SFabien Sanglard #endif  // DISCOVERY_DNSSD_IMPL_PUBLISHER_IMPL_H_
63