xref: /aosp_15_r20/external/openscreen/osp/impl/presentation/presentation_common.h (revision 3f982cf4871df8771c9d4abe6e9a6f8d829b2736)
1 // Copyright 2019 The Chromium Authors. All rights reserved.
2 // Use of this source code is governed by a BSD-style license that can be
3 // found in the LICENSE file.
4 
5 #ifndef OSP_IMPL_PRESENTATION_PRESENTATION_COMMON_H_
6 #define OSP_IMPL_PRESENTATION_PRESENTATION_COMMON_H_
7 
8 #include <algorithm>
9 #include <memory>
10 #include <string>
11 
12 #include "osp/msgs/osp_messages.h"
13 #include "osp/public/message_demuxer.h"
14 #include "osp/public/network_service_manager.h"
15 #include "osp/public/protocol_connection_server.h"
16 #include "platform/api/time.h"
17 #include "util/osp_logging.h"
18 
19 namespace openscreen {
20 namespace osp {
21 
22 // This method asks the singleton NetworkServiceManager
23 // to create a new protocol connection for the given endpoint.
24 // Typically, the same QuicConnection and ServiceConnectionDelegate
25 // are reused (see QuicProtocolConnection::FromExisting) for the new
26 // ProtocolConnection instance.
27 std::unique_ptr<ProtocolConnection> GetProtocolConnection(uint64_t endpoint_id);
28 
29 // These methods retrieve the server and client demuxers, respectively. These
30 // are retrieved from the protocol connection server and client. The lifetime of
31 // the demuxers themselves are not well defined: currently they are created in
32 // the demo component for the ListenerDemo and PublisherDemo methods.
33 MessageDemuxer* GetServerDemuxer();
34 MessageDemuxer* GetClientDemuxer();
35 
36 class PresentationID {
37  public:
38   explicit PresentationID(const std::string presentation_id);
39 
40   operator bool() { return id_; }
string()41   operator std::string() { return id_.value(); }
42 
43  private:
44   ErrorOr<std::string> id_;
45 };
46 
47 }  // namespace osp
48 }  // namespace openscreen
49 
50 #endif  // OSP_IMPL_PRESENTATION_PRESENTATION_COMMON_H_
51