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1 // Copyright 2014 The Chromium Authors. All rights reserved. | 1 // Copyright 2014 The Chromium Authors. All rights reserved. |
2 // Use of this source code is governed by a BSD-style license that can be | 2 // Use of this source code is governed by a BSD-style license that can be |
3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
4 | 4 |
5 #include "content/renderer/media/cdm_result_promise.h" | 5 #include "content/renderer/media/cdm_result_promise.h" |
6 | 6 |
7 #include "base/bind.h" | |
8 #include "base/logging.h" | 7 #include "base/logging.h" |
| 8 #include "base/metrics/histogram.h" |
9 #include "third_party/WebKit/public/platform/WebString.h" | 9 #include "third_party/WebKit/public/platform/WebString.h" |
10 | 10 |
11 namespace content { | 11 namespace content { |
12 | 12 |
| 13 namespace { |
| 14 |
| 15 // A superset of media::MediaKeys::Exception for UMA reporting. These values |
| 16 // should never be changed as it will affect existing reporting, and must match |
| 17 // the values for CdmPromiseResult in tools/metrics/histograms/histograms.xml. |
| 18 enum ResultCodeForUMA { |
| 19 SUCCESS = 0, |
| 20 NOT_SUPPORTED_ERROR = 1, |
| 21 INVALID_STATE_ERROR = 2, |
| 22 INVALID_ACCESS_ERROR = 3, |
| 23 QUOTA_EXCEEDED_ERROR = 4, |
| 24 UNKNOWN_ERROR = 5, |
| 25 CLIENT_ERROR = 6, |
| 26 OUTPUT_ERROR = 7, |
| 27 NUM_RESULT_CODES |
| 28 }; |
| 29 |
13 static blink::WebContentDecryptionModuleException ConvertException( | 30 static blink::WebContentDecryptionModuleException ConvertException( |
14 media::MediaKeys::Exception exception_code) { | 31 media::MediaKeys::Exception exception_code) { |
15 switch (exception_code) { | 32 switch (exception_code) { |
16 case media::MediaKeys::NOT_SUPPORTED_ERROR: | 33 case media::MediaKeys::NOT_SUPPORTED_ERROR: |
17 return blink::WebContentDecryptionModuleExceptionNotSupportedError; | 34 return blink::WebContentDecryptionModuleExceptionNotSupportedError; |
18 case media::MediaKeys::INVALID_STATE_ERROR: | 35 case media::MediaKeys::INVALID_STATE_ERROR: |
19 return blink::WebContentDecryptionModuleExceptionInvalidStateError; | 36 return blink::WebContentDecryptionModuleExceptionInvalidStateError; |
20 case media::MediaKeys::INVALID_ACCESS_ERROR: | 37 case media::MediaKeys::INVALID_ACCESS_ERROR: |
21 return blink::WebContentDecryptionModuleExceptionInvalidAccessError; | 38 return blink::WebContentDecryptionModuleExceptionInvalidAccessError; |
22 case media::MediaKeys::QUOTA_EXCEEDED_ERROR: | 39 case media::MediaKeys::QUOTA_EXCEEDED_ERROR: |
23 return blink::WebContentDecryptionModuleExceptionQuotaExceededError; | 40 return blink::WebContentDecryptionModuleExceptionQuotaExceededError; |
24 case media::MediaKeys::UNKNOWN_ERROR: | 41 case media::MediaKeys::UNKNOWN_ERROR: |
25 return blink::WebContentDecryptionModuleExceptionUnknownError; | 42 return blink::WebContentDecryptionModuleExceptionUnknownError; |
26 case media::MediaKeys::CLIENT_ERROR: | 43 case media::MediaKeys::CLIENT_ERROR: |
27 return blink::WebContentDecryptionModuleExceptionClientError; | 44 return blink::WebContentDecryptionModuleExceptionClientError; |
28 case media::MediaKeys::OUTPUT_ERROR: | 45 case media::MediaKeys::OUTPUT_ERROR: |
29 return blink::WebContentDecryptionModuleExceptionOutputError; | 46 return blink::WebContentDecryptionModuleExceptionOutputError; |
30 default: | |
31 NOTREACHED(); | |
32 return blink::WebContentDecryptionModuleExceptionUnknownError; | |
33 } | 47 } |
| 48 NOTREACHED(); |
| 49 return blink::WebContentDecryptionModuleExceptionUnknownError; |
34 } | 50 } |
35 | 51 |
36 template <typename T> | 52 static ResultCodeForUMA ConvertExceptionToUMAResult( |
37 CdmResultPromise<T>::CdmResultPromise( | 53 media::MediaKeys::Exception exception_code) { |
38 const blink::WebContentDecryptionModuleResult& result) | 54 switch (exception_code) { |
39 : media::CdmPromiseTemplate<T>( | 55 case media::MediaKeys::NOT_SUPPORTED_ERROR: |
40 base::Bind(&CdmResultPromise::OnResolve, base::Unretained(this)), | 56 return NOT_SUPPORTED_ERROR; |
41 base::Bind(&CdmResultPromise::OnReject, base::Unretained(this))), | 57 case media::MediaKeys::INVALID_STATE_ERROR: |
42 web_cdm_result_(result) { | 58 return INVALID_STATE_ERROR; |
| 59 case media::MediaKeys::INVALID_ACCESS_ERROR: |
| 60 return INVALID_ACCESS_ERROR; |
| 61 case media::MediaKeys::QUOTA_EXCEEDED_ERROR: |
| 62 return QUOTA_EXCEEDED_ERROR; |
| 63 case media::MediaKeys::UNKNOWN_ERROR: |
| 64 return UNKNOWN_ERROR; |
| 65 case media::MediaKeys::CLIENT_ERROR: |
| 66 return CLIENT_ERROR; |
| 67 case media::MediaKeys::OUTPUT_ERROR: |
| 68 return OUTPUT_ERROR; |
| 69 } |
| 70 NOTREACHED(); |
| 71 return UNKNOWN_ERROR; |
43 } | 72 } |
44 | 73 |
45 template <typename T> | 74 static void ReportUMA(std::string uma_name, ResultCodeForUMA result) { |
46 CdmResultPromise<T>::CdmResultPromise( | 75 if (uma_name.empty()) |
| 76 return; |
| 77 |
| 78 base::LinearHistogram::FactoryGet( |
| 79 uma_name, |
| 80 1, |
| 81 NUM_RESULT_CODES, |
| 82 NUM_RESULT_CODES + 1, |
| 83 base::HistogramBase::kUmaTargetedHistogramFlag)->Add(result); |
| 84 } |
| 85 |
| 86 } // namespace |
| 87 |
| 88 template <typename... T> |
| 89 CdmResultPromise<T...>::CdmResultPromise( |
47 const blink::WebContentDecryptionModuleResult& result, | 90 const blink::WebContentDecryptionModuleResult& result, |
48 const std::string& uma_name) | 91 const std::string& uma_name) |
49 : media::CdmPromiseTemplate<T>( | 92 : web_cdm_result_(result), uma_name_(uma_name) { |
50 base::Bind(&CdmResultPromise::OnResolve, base::Unretained(this)), | |
51 base::Bind(&CdmResultPromise::OnReject, base::Unretained(this)), | |
52 uma_name), | |
53 web_cdm_result_(result) { | |
54 } | 93 } |
55 | 94 |
56 template <typename T> | 95 template <typename... T> |
57 CdmResultPromise<T>::~CdmResultPromise() { | 96 CdmResultPromise<T...>::~CdmResultPromise() { |
58 } | 97 } |
59 | 98 |
60 template <> | 99 template <> |
61 void CdmResultPromise<std::string>::OnResolve(const std::string& result) { | 100 void CdmResultPromise<>::resolve() { |
62 // This must be overridden in a subclass. | 101 MarkPromiseSettled(); |
63 NOTREACHED(); | 102 ReportUMA(uma_name_, SUCCESS); |
| 103 web_cdm_result_.complete(); |
64 } | 104 } |
65 | 105 |
66 template <> | 106 template <> |
67 void CdmResultPromise<media::KeyIdsVector>::OnResolve( | 107 void CdmResultPromise<media::KeyIdsVector>::resolve( |
68 const media::KeyIdsVector& result) { | 108 const media::KeyIdsVector& result) { |
69 // TODO(jrummell): Update blink::WebContentDecryptionModuleResult to | 109 // TODO(jrummell): Update blink::WebContentDecryptionModuleResult to |
70 // handle the set of keys. | 110 // handle the set of keys. |
71 OnReject(media::MediaKeys::NOT_SUPPORTED_ERROR, 0, "Not implemented."); | 111 reject(media::MediaKeys::NOT_SUPPORTED_ERROR, 0, "Not implemented."); |
72 } | 112 } |
73 | 113 |
74 template <typename T> | 114 template <typename... T> |
75 void CdmResultPromise<T>::OnReject(media::MediaKeys::Exception exception_code, | 115 void CdmResultPromise<T...>::reject(media::MediaKeys::Exception exception_code, |
76 uint32 system_code, | 116 uint32 system_code, |
77 const std::string& error_message) { | 117 const std::string& error_message) { |
| 118 MarkPromiseSettled(); |
| 119 ReportUMA(uma_name_, ConvertExceptionToUMAResult(exception_code)); |
78 web_cdm_result_.completeWithError(ConvertException(exception_code), | 120 web_cdm_result_.completeWithError(ConvertException(exception_code), |
79 system_code, | 121 system_code, |
80 blink::WebString::fromUTF8(error_message)); | 122 blink::WebString::fromUTF8(error_message)); |
81 } | 123 } |
82 | 124 |
83 CdmResultPromise<void>::CdmResultPromise( | 125 NewSessionCdmResultPromise::NewSessionCdmResultPromise( |
84 const blink::WebContentDecryptionModuleResult& result) | 126 const blink::WebContentDecryptionModuleResult& result, |
85 : media::CdmPromiseTemplate<void>( | 127 const std::string& uma_name, |
86 base::Bind(&CdmResultPromise::OnResolve, base::Unretained(this)), | 128 const SessionInitializedCB& new_session_created_cb) |
87 base::Bind(&CdmResultPromise::OnReject, base::Unretained(this))), | 129 : web_cdm_result_(result), |
88 web_cdm_result_(result) { | 130 uma_name_(uma_name), |
| 131 new_session_created_cb_(new_session_created_cb) { |
89 } | 132 } |
90 | 133 |
91 CdmResultPromise<void>::CdmResultPromise( | 134 NewSessionCdmResultPromise::~NewSessionCdmResultPromise() { |
92 const blink::WebContentDecryptionModuleResult& result, | |
93 const std::string& uma_name) | |
94 : media::CdmPromiseTemplate<void>( | |
95 base::Bind(&CdmResultPromise::OnResolve, base::Unretained(this)), | |
96 base::Bind(&CdmResultPromise::OnReject, base::Unretained(this)), | |
97 uma_name), | |
98 web_cdm_result_(result) { | |
99 } | 135 } |
100 | 136 |
101 CdmResultPromise<void>::~CdmResultPromise() { | 137 void NewSessionCdmResultPromise::resolve(const std::string& web_session_id) { |
| 138 MarkPromiseSettled(); |
| 139 ReportUMA(uma_name_, SUCCESS); |
| 140 blink::WebContentDecryptionModuleResult::SessionStatus status = |
| 141 new_session_created_cb_.Run(web_session_id); |
| 142 web_cdm_result_.completeWithSession(status); |
102 } | 143 } |
103 | 144 |
104 void CdmResultPromise<void>::OnResolve() { | 145 void NewSessionCdmResultPromise::reject( |
105 web_cdm_result_.complete(); | |
106 } | |
107 | |
108 void CdmResultPromise<void>::OnReject( | |
109 media::MediaKeys::Exception exception_code, | 146 media::MediaKeys::Exception exception_code, |
110 uint32 system_code, | 147 uint32 system_code, |
111 const std::string& error_message) { | 148 const std::string& error_message) { |
| 149 MarkPromiseSettled(); |
| 150 ReportUMA(uma_name_, ConvertExceptionToUMAResult(exception_code)); |
112 web_cdm_result_.completeWithError(ConvertException(exception_code), | 151 web_cdm_result_.completeWithError(ConvertException(exception_code), |
113 system_code, | 152 system_code, |
114 blink::WebString::fromUTF8(error_message)); | 153 blink::WebString::fromUTF8(error_message)); |
115 } | 154 } |
116 | 155 |
117 // Explicit template instantiation for the templates needed. | 156 // Explicit template instantiation for the templates needed. |
118 template class CdmResultPromise<std::string>; | 157 template class CdmResultPromise<>; |
119 template class CdmResultPromise<media::KeyIdsVector>; | 158 template class CdmResultPromise<media::KeyIdsVector>; |
120 | 159 |
121 } // namespace content | 160 } // namespace content |
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