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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 "media/base/cdm_promise_adapter.h" | 5 #include "media/base/cdm_promise_adapter.h" |
6 | 6 |
7 #include "media/base/media_keys.h" | 7 #include "media/base/media_keys.h" |
8 | 8 |
9 namespace media { | 9 namespace media { |
10 | 10 |
11 CdmPromiseAdapter::CdmPromiseAdapter() : next_promise_id_(1) { | 11 CdmPromiseAdapter::CdmPromiseAdapter() : next_promise_id_(1) { |
12 } | 12 } |
13 | 13 |
14 CdmPromiseAdapter::~CdmPromiseAdapter() { | 14 CdmPromiseAdapter::~CdmPromiseAdapter() { |
15 DCHECK(promises_.empty()); | 15 DCHECK(promises_.empty()); |
16 Clear(); | 16 Clear(); |
17 } | 17 } |
18 | 18 |
19 uint32_t CdmPromiseAdapter::SavePromise(scoped_ptr<CdmPromise> promise) { | 19 uint32_t CdmPromiseAdapter::SavePromise(scoped_ptr<CdmPromise> promise) { |
| 20 DVLOG(1) << "CdmPromiseAdapter::" << __FUNCTION__; |
| 21 base::AutoLock lock(lock_); |
20 uint32_t promise_id = next_promise_id_++; | 22 uint32_t promise_id = next_promise_id_++; |
21 promises_.add(promise_id, promise.Pass()); | 23 promises_.add(promise_id, promise.Pass()); |
22 return promise_id; | 24 return promise_id; |
23 } | 25 } |
24 | 26 |
25 template <typename... T> | 27 template <typename... T> |
26 void CdmPromiseAdapter::ResolvePromise(uint32_t promise_id, | 28 void CdmPromiseAdapter::ResolvePromise(uint32_t promise_id, |
27 const T&... result) { | 29 const T&... result) { |
| 30 DVLOG(1) << "CdmPromiseAdapter::" << __FUNCTION__; |
| 31 base::AutoLock lock(lock_); |
28 scoped_ptr<CdmPromise> promise = TakePromise(promise_id); | 32 scoped_ptr<CdmPromise> promise = TakePromise(promise_id); |
29 if (!promise) { | 33 if (!promise) { |
30 NOTREACHED() << "Promise not found for " << promise_id; | 34 NOTREACHED() << "Promise not found for " << promise_id; |
31 return; | 35 return; |
32 } | 36 } |
33 | 37 |
34 // Sanity check the type before we do static_cast. | 38 // Sanity check the type before we do static_cast. |
35 CdmPromise::ResolveParameterType type = promise->GetResolveParameterType(); | 39 CdmPromise::ResolveParameterType type = promise->GetResolveParameterType(); |
36 CdmPromise::ResolveParameterType expected = CdmPromiseTraits<T...>::kType; | 40 CdmPromise::ResolveParameterType expected = CdmPromiseTraits<T...>::kType; |
37 if (type != expected) { | 41 if (type != expected) { |
38 NOTREACHED() << "Promise type mismatch: " << type << " vs " << expected; | 42 NOTREACHED() << "Promise type mismatch: " << type << " vs " << expected; |
39 return; | 43 return; |
40 } | 44 } |
41 | 45 |
42 static_cast<CdmPromiseTemplate<T...>*>(promise.get())->resolve(result...); | 46 static_cast<CdmPromiseTemplate<T...>*>(promise.get())->resolve(result...); |
43 } | 47 } |
44 | 48 |
45 void CdmPromiseAdapter::RejectPromise(uint32_t promise_id, | 49 void CdmPromiseAdapter::RejectPromise(uint32_t promise_id, |
46 MediaKeys::Exception exception_code, | 50 MediaKeys::Exception exception_code, |
47 uint32 system_code, | 51 uint32 system_code, |
48 const std::string& error_message) { | 52 const std::string& error_message) { |
| 53 DVLOG(1) << "CdmPromiseAdapter::" << __FUNCTION__; |
| 54 base::AutoLock lock(lock_); |
49 scoped_ptr<CdmPromise> promise = TakePromise(promise_id); | 55 scoped_ptr<CdmPromise> promise = TakePromise(promise_id); |
50 if (!promise) { | 56 if (!promise) { |
51 NOTREACHED() << "No promise found for promise_id " << promise_id; | 57 NOTREACHED() << "No promise found for promise_id " << promise_id; |
52 return; | 58 return; |
53 } | 59 } |
54 | 60 |
55 promise->reject(exception_code, system_code, error_message); | 61 promise->reject(exception_code, system_code, error_message); |
56 } | 62 } |
57 | 63 |
58 void CdmPromiseAdapter::Clear() { | 64 void CdmPromiseAdapter::Clear() { |
| 65 DVLOG(1) << "CdmPromiseAdapter::" << __FUNCTION__; |
| 66 base::AutoLock lock(lock_); |
59 // Reject all outstanding promises. | 67 // Reject all outstanding promises. |
60 for (auto& promise : promises_) | 68 for (auto& promise : promises_) |
61 promise.second->reject(MediaKeys::UNKNOWN_ERROR, 0, "Operation aborted."); | 69 promise.second->reject(MediaKeys::UNKNOWN_ERROR, 0, "Operation aborted."); |
62 promises_.clear(); | 70 promises_.clear(); |
63 } | 71 } |
64 | 72 |
65 scoped_ptr<CdmPromise> CdmPromiseAdapter::TakePromise(uint32_t promise_id) { | 73 scoped_ptr<CdmPromise> CdmPromiseAdapter::TakePromise(uint32_t promise_id) { |
66 PromiseMap::iterator it = promises_.find(promise_id); | 74 PromiseMap::iterator it = promises_.find(promise_id); |
67 if (it == promises_.end()) | 75 if (it == promises_.end()) |
68 return nullptr; | 76 return nullptr; |
69 return promises_.take_and_erase(it); | 77 return promises_.take_and_erase(it); |
70 } | 78 } |
71 | 79 |
72 // Explicit instantiation of function templates. | 80 // Explicit instantiation of function templates. |
73 template MEDIA_EXPORT void CdmPromiseAdapter::ResolvePromise(uint32_t); | 81 template MEDIA_EXPORT void CdmPromiseAdapter::ResolvePromise(uint32_t); |
74 template MEDIA_EXPORT void CdmPromiseAdapter::ResolvePromise( | 82 template MEDIA_EXPORT void CdmPromiseAdapter::ResolvePromise( |
75 uint32_t, | 83 uint32_t, |
76 const std::string&); | 84 const std::string&); |
77 | 85 |
78 } // namespace media | 86 } // namespace media |
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