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1 // Copyright 2017 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 CHROME_BROWSER_MEDIA_ROUTER_DISCOVERY_MEDIA_SINK_INTERNAL_H_ | |
6 #define CHROME_BROWSER_MEDIA_ROUTER_DISCOVERY_MEDIA_SINK_INTERNAL_H_ | |
7 | |
8 #include "chrome/browser/media/router/media_sink.h" | |
9 #include "net/base/ip_address.h" | |
10 #include "url/gurl.h" | |
11 | |
12 namespace media_router { | |
13 | |
14 // Extra data for DIAL media sink. | |
15 struct DialSinkExtraData { | |
16 net::IPAddress ip_address; | |
17 | |
18 // Model name of the sink. | |
19 std::string model_name; | |
20 | |
21 // The base URL used for DIAL operations. | |
22 GURL app_url; | |
23 | |
24 DialSinkExtraData(); | |
25 DialSinkExtraData(const DialSinkExtraData& other); | |
26 ~DialSinkExtraData(); | |
27 }; | |
28 | |
29 // Extra data for cast media sink. | |
30 struct CastSinkExtraData { | |
31 net::IPAddress ip_address; | |
32 | |
33 // Model name of the sink. | |
34 std::string model_name; | |
35 | |
36 // A bit vector representing the capabilities of the sink. The values are | |
37 // defined in media_router.mojom. | |
38 int capabilities = 0; | |
39 | |
40 // ID of Cast channel opened for the sink. The caller must set this value to a | |
41 // valid cast_channel_id. The cast_channel_id may change over time as the | |
42 // browser reconnects to a device. | |
43 int cast_channel_id = 0; | |
44 | |
45 CastSinkExtraData(); | |
46 CastSinkExtraData(const CastSinkExtraData& other); | |
47 ~CastSinkExtraData(); | |
48 }; | |
49 | |
50 // Represents a media sink discovered by MediaSinkService. It is used by | |
51 // MediaSinkService to push MediaSinks with extra data to the | |
52 // MediaRouteProvider, and it is not exposed to users of MediaRouter. | |
53 class MediaSinkInternal { | |
54 public: | |
55 // Used by mojo. | |
56 MediaSinkInternal(); | |
57 | |
58 // Used by unit test. | |
59 explicit MediaSinkInternal(const MediaSink& sink); | |
60 | |
61 // Used by MediaSinkService to create media sinks. | |
62 MediaSinkInternal(const MediaSink& sink, const DialSinkExtraData& dial_data); | |
63 MediaSinkInternal(const MediaSink& sink, const CastSinkExtraData& cast_data); | |
64 | |
65 // Used to push instance of this class into vector. | |
66 MediaSinkInternal(const MediaSinkInternal& other); | |
67 | |
68 ~MediaSinkInternal(); | |
69 | |
70 MediaSinkInternal& operator=(const MediaSinkInternal& other); | |
71 | |
72 void set_sink(const MediaSink& sink); | |
73 const MediaSink& sink() const { return sink_; } | |
74 | |
75 void set_dial_data(const DialSinkExtraData& dial_data); | |
76 | |
77 // Must only be called if the sink is a DIAL sink. | |
78 const DialSinkExtraData& dial_data() const; | |
79 | |
80 void set_cast_data(const CastSinkExtraData& cast_data); | |
81 | |
82 // Must only be called if the sink is a Cast sink. | |
83 const CastSinkExtraData& cast_data() const; | |
84 | |
85 bool is_dial_sink() const { return dial_data_ && !cast_data_; } | |
86 bool is_cast_sink() const { return cast_data_ && !dial_data_; } | |
87 | |
88 static bool IsValidSinkId(const std::string& sink_id); | |
89 | |
90 private: | |
91 MediaSink sink_; | |
92 | |
93 // Set if sink is DIAL sink. | |
dcheng
2017/03/03 10:37:10
One option (that results in a smaller object) is t
zhaobin
2017/03/03 23:56:42
We tried union. It is a little complicated to cons
dcheng
2017/03/04 01:49:15
Hmm... it's still preferable here though: with thi
zhaobin
2017/03/06 18:31:26
Done.
| |
94 base::Optional<DialSinkExtraData> dial_data_; | |
95 | |
96 // Set if sink is Cast sink. | |
97 base::Optional<CastSinkExtraData> cast_data_; | |
98 }; | |
99 | |
100 } // namespace media_router | |
101 | |
102 #endif // CHROME_BROWSER_MEDIA_ROUTER_DISCOVERY_MEDIA_SINK_INTERNAL_H_ | |
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