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1 /* | 1 /* |
2 * Copyright (C) 2013 Apple Inc. All rights reserved. | 2 * Copyright (C) 2013 Apple Inc. All rights reserved. |
3 * | 3 * |
4 * Redistribution and use in source and binary forms, with or without | 4 * Redistribution and use in source and binary forms, with or without |
5 * modification, are permitted provided that the following conditions | 5 * modification, are permitted provided that the following conditions |
6 * are met: | 6 * are met: |
7 * 1. Redistributions of source code must retain the above copyright | 7 * 1. Redistributions of source code must retain the above copyright |
8 * notice, this list of conditions and the following disclaimer. | 8 * notice, this list of conditions and the following disclaimer. |
9 * 2. Redistributions in binary form must reproduce the above copyright | 9 * 2. Redistributions in binary form must reproduce the above copyright |
10 * notice, this list of conditions and the following disclaimer in the | 10 * notice, this list of conditions and the following disclaimer in the |
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27 #include "modules/encryptedmedia/MediaKeySession.h" | 27 #include "modules/encryptedmedia/MediaKeySession.h" |
28 | 28 |
29 #include "bindings/v8/ExceptionState.h" | 29 #include "bindings/v8/ExceptionState.h" |
30 #include "core/events/Event.h" | 30 #include "core/events/Event.h" |
31 #include "core/dom/ExceptionCode.h" | 31 #include "core/dom/ExceptionCode.h" |
32 #include "core/events/GenericEventQueue.h" | 32 #include "core/events/GenericEventQueue.h" |
33 #include "core/html/MediaKeyError.h" | 33 #include "core/html/MediaKeyError.h" |
34 #include "modules/encryptedmedia/MediaKeyMessageEvent.h" | 34 #include "modules/encryptedmedia/MediaKeyMessageEvent.h" |
35 #include "modules/encryptedmedia/MediaKeys.h" | 35 #include "modules/encryptedmedia/MediaKeys.h" |
36 #include "platform/Logging.h" | 36 #include "platform/Logging.h" |
37 #include "platform/drm/ContentDecryptionModule.h" | 37 #include "public/platform/WebContentDecryptionModule.h" |
| 38 #include "public/platform/WebString.h" |
| 39 #include "public/platform/WebURL.h" |
38 | 40 |
39 namespace WebCore { | 41 namespace WebCore { |
40 | 42 |
41 PassOwnPtr<MediaKeySession::PendingAction> MediaKeySession::PendingAction::Creat
ePendingUpdate(PassRefPtr<Uint8Array> data) | 43 PassOwnPtr<MediaKeySession::PendingAction> MediaKeySession::PendingAction::Creat
ePendingUpdate(PassRefPtr<Uint8Array> data) |
42 { | 44 { |
| 45 ASSERT(data); |
43 return adoptPtr(new PendingAction(Update, data)); | 46 return adoptPtr(new PendingAction(Update, data)); |
44 } | 47 } |
45 | 48 |
46 PassOwnPtr<MediaKeySession::PendingAction> MediaKeySession::PendingAction::Creat
ePendingRelease() | 49 PassOwnPtr<MediaKeySession::PendingAction> MediaKeySession::PendingAction::Creat
ePendingRelease() |
47 { | 50 { |
48 return adoptPtr(new PendingAction(Release, PassRefPtr<Uint8Array>())); | 51 return adoptPtr(new PendingAction(Release, PassRefPtr<Uint8Array>())); |
49 } | 52 } |
50 | 53 |
51 MediaKeySession::PendingAction::PendingAction(Type type, PassRefPtr<Uint8Array>
data) | 54 MediaKeySession::PendingAction::PendingAction(Type type, PassRefPtr<Uint8Array>
data) |
52 : type(type) | 55 : type(type) |
53 , data(data) | 56 , data(data) |
54 { | 57 { |
55 } | 58 } |
56 | 59 |
57 MediaKeySession::PendingAction::~PendingAction() | 60 MediaKeySession::PendingAction::~PendingAction() |
58 { | 61 { |
59 } | 62 } |
60 | 63 |
61 PassRefPtrWillBeRawPtr<MediaKeySession> MediaKeySession::create(ExecutionContext
* context, ContentDecryptionModule* cdm, WeakPtr<MediaKeys> keys) | 64 PassRefPtrWillBeRawPtr<MediaKeySession> MediaKeySession::create(ExecutionContext
* context, blink::WebContentDecryptionModule* cdm, WeakPtr<MediaKeys> keys) |
62 { | 65 { |
63 RefPtrWillBeRawPtr<MediaKeySession> session(adoptRefWillBeRefCountedGarbageC
ollected(new MediaKeySession(context, cdm, keys))); | 66 RefPtrWillBeRawPtr<MediaKeySession> session(adoptRefWillBeRefCountedGarbageC
ollected(new MediaKeySession(context, cdm, keys))); |
64 session->suspendIfNeeded(); | 67 session->suspendIfNeeded(); |
65 return session.release(); | 68 return session.release(); |
66 } | 69 } |
67 | 70 |
68 MediaKeySession::MediaKeySession(ExecutionContext* context, ContentDecryptionMod
ule* cdm, WeakPtr<MediaKeys> keys) | 71 MediaKeySession::MediaKeySession(ExecutionContext* context, blink::WebContentDec
ryptionModule* cdm, WeakPtr<MediaKeys> keys) |
69 : ActiveDOMObject(context) | 72 : ActiveDOMObject(context) |
70 , m_keySystem(keys->keySystem()) | 73 , m_keySystem(keys->keySystem()) |
71 , m_asyncEventQueue(GenericEventQueue::create(this)) | 74 , m_asyncEventQueue(GenericEventQueue::create(this)) |
72 , m_session(cdm->createSession(this)) | 75 , m_session(adoptPtr(cdm->createSession(this))) |
73 , m_keys(keys) | 76 , m_keys(keys) |
74 , m_isClosed(false) | 77 , m_isClosed(false) |
75 , m_actionTimer(this, &MediaKeySession::actionTimerFired) | 78 , m_actionTimer(this, &MediaKeySession::actionTimerFired) |
76 { | 79 { |
77 WTF_LOG(Media, "MediaKeySession::MediaKeySession"); | 80 WTF_LOG(Media, "MediaKeySession::MediaKeySession"); |
78 ScriptWrappable::init(this); | 81 ScriptWrappable::init(this); |
79 ASSERT(m_session); | 82 ASSERT(m_session); |
80 } | 83 } |
81 | 84 |
82 MediaKeySession::~MediaKeySession() | 85 MediaKeySession::~MediaKeySession() |
83 { | 86 { |
84 m_session.clear(); | 87 m_session.clear(); |
85 m_asyncEventQueue->cancelAllEvents(); | 88 m_asyncEventQueue->cancelAllEvents(); |
86 } | 89 } |
87 | 90 |
88 void MediaKeySession::setError(MediaKeyError* error) | 91 void MediaKeySession::setError(MediaKeyError* error) |
89 { | 92 { |
90 m_error = error; | 93 m_error = error; |
91 } | 94 } |
92 | 95 |
93 String MediaKeySession::sessionId() const | 96 String MediaKeySession::sessionId() const |
94 { | 97 { |
95 return m_session->sessionId(); | 98 return m_session->sessionId(); |
96 } | 99 } |
97 | 100 |
98 void MediaKeySession::initializeNewSession(const String& mimeType, const Uint8Ar
ray& initData) | 101 void MediaKeySession::initializeNewSession(const String& mimeType, const Uint8Ar
ray& initData) |
99 { | 102 { |
100 ASSERT(!m_isClosed); | 103 ASSERT(!m_isClosed); |
101 m_session->initializeNewSession(mimeType, initData); | 104 m_session->initializeNewSession(mimeType, initData.data(), initData.length()
); |
102 } | 105 } |
103 | 106 |
104 void MediaKeySession::update(Uint8Array* response, ExceptionState& exceptionStat
e) | 107 void MediaKeySession::update(Uint8Array* response, ExceptionState& exceptionStat
e) |
105 { | 108 { |
106 WTF_LOG(Media, "MediaKeySession::update"); | 109 WTF_LOG(Media, "MediaKeySession::update"); |
107 ASSERT(!m_isClosed); | 110 ASSERT(!m_isClosed); |
108 | 111 |
109 // From <https://dvcs.w3.org/hg/html-media/raw-file/default/encrypted-media/
encrypted-media.html#dom-update>: | 112 // From <https://dvcs.w3.org/hg/html-media/raw-file/default/encrypted-media/
encrypted-media.html#dom-update>: |
110 // The update(response) method must run the following steps: | 113 // The update(response) method must run the following steps: |
111 // 1. If response is null or an empty array, throw an INVALID_ACCESS_ERR | 114 // 1. If response is null or an empty array, throw an INVALID_ACCESS_ERR |
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151 while (!m_pendingActions.isEmpty()) { | 154 while (!m_pendingActions.isEmpty()) { |
152 OwnPtr<PendingAction> pendingAction(m_pendingActions.takeFirst()); | 155 OwnPtr<PendingAction> pendingAction(m_pendingActions.takeFirst()); |
153 | 156 |
154 switch (pendingAction->type) { | 157 switch (pendingAction->type) { |
155 case PendingAction::Update: | 158 case PendingAction::Update: |
156 // NOTE: Continued from step 3. of MediaKeySession::update() | 159 // NOTE: Continued from step 3. of MediaKeySession::update() |
157 // 3.1. Let cdm be the cdm loaded in the MediaKeys constructor. | 160 // 3.1. Let cdm be the cdm loaded in the MediaKeys constructor. |
158 // 3.2. Let request be null. | 161 // 3.2. Let request be null. |
159 // 3.3. Use cdm to execute the following steps: | 162 // 3.3. Use cdm to execute the following steps: |
160 // 3.3.1 Process response. | 163 // 3.3.1 Process response. |
161 m_session->update(*(pendingAction->data)); | 164 m_session->update(pendingAction->data->data(), pendingAction->data->
length()); |
162 break; | 165 break; |
163 case PendingAction::Release: | 166 case PendingAction::Release: |
164 // NOTE: Continued from step 3. of MediaKeySession::release(). | 167 // NOTE: Continued from step 3. of MediaKeySession::release(). |
165 // 3.1 Let cdm be the cdm loaded in the MediaKeys constructor. | 168 // 3.1 Let cdm be the cdm loaded in the MediaKeys constructor. |
166 // 3.2 Use cdm to execute the following steps: | 169 // 3.2 Use cdm to execute the following steps: |
167 // 3.2.1 Process the release request. | 170 // 3.2.1 Process the release request. |
168 m_session->release(); | 171 m_session->release(); |
169 break; | 172 break; |
170 } | 173 } |
171 } | 174 } |
172 } | 175 } |
173 | 176 |
174 // Queue a task to fire a simple event named keymessage at the new object | 177 // Queue a task to fire a simple event named keymessage at the new object |
175 void MediaKeySession::message(const unsigned char* message, size_t messageLength
, const KURL& destinationURL) | 178 void MediaKeySession::message(const unsigned char* message, size_t messageLength
, const blink::WebURL& destinationURL) |
176 { | 179 { |
177 WTF_LOG(Media, "MediaKeySession::message"); | 180 WTF_LOG(Media, "MediaKeySession::message"); |
178 | 181 |
179 MediaKeyMessageEventInit init; | 182 MediaKeyMessageEventInit init; |
180 init.bubbles = false; | 183 init.bubbles = false; |
181 init.cancelable = false; | 184 init.cancelable = false; |
182 init.message = Uint8Array::create(message, messageLength); | 185 init.message = Uint8Array::create(message, messageLength); |
183 init.destinationURL = destinationURL; | 186 init.destinationURL = destinationURL.string(); |
184 | 187 |
185 RefPtr<MediaKeyMessageEvent> event = MediaKeyMessageEvent::create(EventTypeN
ames::message, init); | 188 RefPtr<MediaKeyMessageEvent> event = MediaKeyMessageEvent::create(EventTypeN
ames::message, init); |
186 event->setTarget(this); | 189 event->setTarget(this); |
187 m_asyncEventQueue->enqueueEvent(event.release()); | 190 m_asyncEventQueue->enqueueEvent(event.release()); |
188 } | 191 } |
189 | 192 |
190 void MediaKeySession::ready() | 193 void MediaKeySession::ready() |
191 { | 194 { |
192 WTF_LOG(Media, "MediaKeySession::ready"); | 195 WTF_LOG(Media, "MediaKeySession::ready"); |
193 | 196 |
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209 m_isClosed = true; | 212 m_isClosed = true; |
210 } | 213 } |
211 | 214 |
212 // Queue a task to fire a simple event named keyadded at the MediaKeySession obj
ect. | 215 // Queue a task to fire a simple event named keyadded at the MediaKeySession obj
ect. |
213 void MediaKeySession::error(MediaKeyErrorCode errorCode, unsigned long systemCod
e) | 216 void MediaKeySession::error(MediaKeyErrorCode errorCode, unsigned long systemCod
e) |
214 { | 217 { |
215 WTF_LOG(Media, "MediaKeySession::error: errorCode=%d, systemCode=%lu", error
Code, systemCode); | 218 WTF_LOG(Media, "MediaKeySession::error: errorCode=%d, systemCode=%lu", error
Code, systemCode); |
216 | 219 |
217 MediaKeyError::Code mediaKeyErrorCode = MediaKeyError::MEDIA_KEYERR_UNKNOWN; | 220 MediaKeyError::Code mediaKeyErrorCode = MediaKeyError::MEDIA_KEYERR_UNKNOWN; |
218 switch (errorCode) { | 221 switch (errorCode) { |
219 case UnknownError: | 222 case MediaKeyErrorCodeUnknown: |
220 mediaKeyErrorCode = MediaKeyError::MEDIA_KEYERR_UNKNOWN; | 223 mediaKeyErrorCode = MediaKeyError::MEDIA_KEYERR_UNKNOWN; |
221 break; | 224 break; |
222 case ClientError: | 225 case MediaKeyErrorCodeClient: |
223 mediaKeyErrorCode = MediaKeyError::MEDIA_KEYERR_CLIENT; | 226 mediaKeyErrorCode = MediaKeyError::MEDIA_KEYERR_CLIENT; |
224 break; | 227 break; |
225 } | 228 } |
226 | 229 |
227 // 1. Create a new MediaKeyError object with the following attributes: | 230 // 1. Create a new MediaKeyError object with the following attributes: |
228 // code = the appropriate MediaKeyError code | 231 // code = the appropriate MediaKeyError code |
229 // systemCode = a Key System-specific value, if provided, and 0 otherwise | 232 // systemCode = a Key System-specific value, if provided, and 0 otherwise |
230 // 2. Set the MediaKeySession object's error attribute to the error object c
reated in the previous step. | 233 // 2. Set the MediaKeySession object's error attribute to the error object c
reated in the previous step. |
231 m_error = MediaKeyError::create(mediaKeyErrorCode, systemCode); | 234 m_error = MediaKeyError::create(mediaKeyErrorCode, systemCode); |
232 | 235 |
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262 m_session.clear(); | 265 m_session.clear(); |
263 m_isClosed = true; | 266 m_isClosed = true; |
264 | 267 |
265 if (m_actionTimer.isActive()) | 268 if (m_actionTimer.isActive()) |
266 m_actionTimer.stop(); | 269 m_actionTimer.stop(); |
267 m_pendingActions.clear(); | 270 m_pendingActions.clear(); |
268 m_asyncEventQueue->close(); | 271 m_asyncEventQueue->close(); |
269 } | 272 } |
270 | 273 |
271 } | 274 } |
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