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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 #ifndef MEDIA_BLINK_CDM_SESSION_ADAPTER_H_ | 5 #ifndef MEDIA_BLINK_CDM_SESSION_ADAPTER_H_ |
| 6 #define MEDIA_BLINK_CDM_SESSION_ADAPTER_H_ | 6 #define MEDIA_BLINK_CDM_SESSION_ADAPTER_H_ |
| 7 | 7 |
| 8 #include <map> | 8 #include <map> |
| 9 #include <string> | 9 #include <string> |
| 10 #include <vector> |
| 10 | 11 |
| 11 #include "base/basictypes.h" | 12 #include "base/basictypes.h" |
| 12 #include "base/containers/hash_tables.h" | 13 #include "base/containers/hash_tables.h" |
| 13 #include "base/memory/ref_counted.h" | 14 #include "base/memory/ref_counted.h" |
| 14 #include "base/memory/weak_ptr.h" | 15 #include "base/memory/weak_ptr.h" |
| 15 #include "media/base/media_keys.h" | 16 #include "media/base/media_keys.h" |
| 16 #include "third_party/WebKit/public/platform/WebContentDecryptionModuleResult.h" | 17 #include "third_party/WebKit/public/platform/WebContentDecryptionModuleResult.h" |
| 17 #include "third_party/WebKit/public/platform/WebContentDecryptionModuleSession.h
" | 18 #include "third_party/WebKit/public/platform/WebContentDecryptionModuleSession.h
" |
| 18 | 19 |
| 19 class GURL; | 20 class GURL; |
| (...skipping 15 matching lines...) Expand all Loading... |
| 35 // via |result|. | 36 // via |result|. |
| 36 void CreateCdm(CdmFactory* cdm_factory, | 37 void CreateCdm(CdmFactory* cdm_factory, |
| 37 const std::string& key_system, | 38 const std::string& key_system, |
| 38 bool allow_distinctive_identifier, | 39 bool allow_distinctive_identifier, |
| 39 bool allow_persistent_state, | 40 bool allow_persistent_state, |
| 40 const GURL& security_origin, | 41 const GURL& security_origin, |
| 41 blink::WebContentDecryptionModuleResult result); | 42 blink::WebContentDecryptionModuleResult result); |
| 42 | 43 |
| 43 // Provides a server certificate to be used to encrypt messages to the | 44 // Provides a server certificate to be used to encrypt messages to the |
| 44 // license server. | 45 // license server. |
| 45 void SetServerCertificate(const uint8* server_certificate, | 46 void SetServerCertificate(const std::vector<uint8_t>& certificate, |
| 46 int server_certificate_length, | |
| 47 scoped_ptr<SimpleCdmPromise> promise); | 47 scoped_ptr<SimpleCdmPromise> promise); |
| 48 | 48 |
| 49 // Creates a new session and adds it to the internal map. The caller owns the | 49 // Creates a new session and adds it to the internal map. The caller owns the |
| 50 // created session. RemoveSession() must be called when destroying it, if | 50 // created session. RemoveSession() must be called when destroying it, if |
| 51 // RegisterSession() was called. | 51 // RegisterSession() was called. |
| 52 WebContentDecryptionModuleSessionImpl* CreateSession(); | 52 WebContentDecryptionModuleSessionImpl* CreateSession(); |
| 53 | 53 |
| 54 // Adds a session to the internal map. Called once the session is successfully | 54 // Adds a session to the internal map. Called once the session is successfully |
| 55 // initialized. Returns true if the session was registered, false if there is | 55 // initialized. Returns true if the session was registered, false if there is |
| 56 // already an existing session with the same |session_id|. | 56 // already an existing session with the same |session_id|. |
| 57 bool RegisterSession( | 57 bool RegisterSession( |
| 58 const std::string& session_id, | 58 const std::string& session_id, |
| 59 base::WeakPtr<WebContentDecryptionModuleSessionImpl> session); | 59 base::WeakPtr<WebContentDecryptionModuleSessionImpl> session); |
| 60 | 60 |
| 61 // Removes a session from the internal map. | 61 // Removes a session from the internal map. |
| 62 void UnregisterSession(const std::string& session_id); | 62 void UnregisterSession(const std::string& session_id); |
| 63 | 63 |
| 64 // Initializes a session with the |init_data_type|, |init_data| and | 64 // Initializes a session with the |init_data_type|, |init_data| and |
| 65 // |session_type| provided. | 65 // |session_type| provided. |
| 66 void InitializeNewSession(EmeInitDataType init_data_type, | 66 void InitializeNewSession(EmeInitDataType init_data_type, |
| 67 const uint8* init_data, | 67 const std::vector<uint8_t>& init_data, |
| 68 int init_data_length, | |
| 69 MediaKeys::SessionType session_type, | 68 MediaKeys::SessionType session_type, |
| 70 scoped_ptr<NewSessionCdmPromise> promise); | 69 scoped_ptr<NewSessionCdmPromise> promise); |
| 71 | 70 |
| 72 // Loads the session specified by |session_id|. | 71 // Loads the session specified by |session_id|. |
| 73 void LoadSession(MediaKeys::SessionType session_type, | 72 void LoadSession(MediaKeys::SessionType session_type, |
| 74 const std::string& session_id, | 73 const std::string& session_id, |
| 75 scoped_ptr<NewSessionCdmPromise> promise); | 74 scoped_ptr<NewSessionCdmPromise> promise); |
| 76 | 75 |
| 77 // Updates the session specified by |session_id| with |response|. | 76 // Updates the session specified by |session_id| with |response|. |
| 78 void UpdateSession(const std::string& session_id, | 77 void UpdateSession(const std::string& session_id, |
| 79 const uint8* response, | 78 const std::vector<uint8_t>& response, |
| 80 int response_length, | |
| 81 scoped_ptr<SimpleCdmPromise> promise); | 79 scoped_ptr<SimpleCdmPromise> promise); |
| 82 | 80 |
| 83 // Closes the session specified by |session_id|. | 81 // Closes the session specified by |session_id|. |
| 84 void CloseSession(const std::string& session_id, | 82 void CloseSession(const std::string& session_id, |
| 85 scoped_ptr<SimpleCdmPromise> promise); | 83 scoped_ptr<SimpleCdmPromise> promise); |
| 86 | 84 |
| 87 // Removes stored session data associated with the session specified by | 85 // Removes stored session data associated with the session specified by |
| 88 // |session_id|. | 86 // |session_id|. |
| 89 void RemoveSession(const std::string& session_id, | 87 void RemoveSession(const std::string& session_id, |
| 90 scoped_ptr<SimpleCdmPromise> promise); | 88 scoped_ptr<SimpleCdmPromise> promise); |
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| 111 ~CdmSessionAdapter(); | 109 ~CdmSessionAdapter(); |
| 112 | 110 |
| 113 // Callback for CreateCdm(). | 111 // Callback for CreateCdm(). |
| 114 void OnCdmCreated(const std::string& key_system, | 112 void OnCdmCreated(const std::string& key_system, |
| 115 blink::WebContentDecryptionModuleResult result, | 113 blink::WebContentDecryptionModuleResult result, |
| 116 scoped_ptr<MediaKeys> cdm); | 114 scoped_ptr<MediaKeys> cdm); |
| 117 | 115 |
| 118 // Callbacks for firing session events. | 116 // Callbacks for firing session events. |
| 119 void OnSessionMessage(const std::string& session_id, | 117 void OnSessionMessage(const std::string& session_id, |
| 120 MediaKeys::MessageType message_type, | 118 MediaKeys::MessageType message_type, |
| 121 const std::vector<uint8>& message, | 119 const std::vector<uint8_t>& message, |
| 122 const GURL& legacy_destination_url); | 120 const GURL& legacy_destination_url); |
| 123 void OnSessionKeysChange(const std::string& session_id, | 121 void OnSessionKeysChange(const std::string& session_id, |
| 124 bool has_additional_usable_key, | 122 bool has_additional_usable_key, |
| 125 CdmKeysInfo keys_info); | 123 CdmKeysInfo keys_info); |
| 126 void OnSessionExpirationUpdate(const std::string& session_id, | 124 void OnSessionExpirationUpdate(const std::string& session_id, |
| 127 const base::Time& new_expiry_time); | 125 const base::Time& new_expiry_time); |
| 128 void OnSessionClosed(const std::string& session_id); | 126 void OnSessionClosed(const std::string& session_id); |
| 129 void OnLegacySessionError(const std::string& session_id, | 127 void OnLegacySessionError(const std::string& session_id, |
| 130 MediaKeys::Exception exception_code, | 128 MediaKeys::Exception exception_code, |
| 131 uint32 system_code, | 129 uint32_t system_code, |
| 132 const std::string& error_message); | 130 const std::string& error_message); |
| 133 | 131 |
| 134 // Helper function of the callbacks. | 132 // Helper function of the callbacks. |
| 135 WebContentDecryptionModuleSessionImpl* GetSession( | 133 WebContentDecryptionModuleSessionImpl* GetSession( |
| 136 const std::string& session_id); | 134 const std::string& session_id); |
| 137 | 135 |
| 138 scoped_ptr<MediaKeys> cdm_; | 136 scoped_ptr<MediaKeys> cdm_; |
| 139 | 137 |
| 140 SessionMap sessions_; | 138 SessionMap sessions_; |
| 141 | 139 |
| 142 std::string key_system_; | 140 std::string key_system_; |
| 143 std::string key_system_uma_prefix_; | 141 std::string key_system_uma_prefix_; |
| 144 | 142 |
| 145 // NOTE: Weak pointers must be invalidated before all other member variables. | 143 // NOTE: Weak pointers must be invalidated before all other member variables. |
| 146 base::WeakPtrFactory<CdmSessionAdapter> weak_ptr_factory_; | 144 base::WeakPtrFactory<CdmSessionAdapter> weak_ptr_factory_; |
| 147 | 145 |
| 148 DISALLOW_COPY_AND_ASSIGN(CdmSessionAdapter); | 146 DISALLOW_COPY_AND_ASSIGN(CdmSessionAdapter); |
| 149 }; | 147 }; |
| 150 | 148 |
| 151 } // namespace media | 149 } // namespace media |
| 152 | 150 |
| 153 #endif // MEDIA_BLINK_CDM_SESSION_ADAPTER_H_ | 151 #endif // MEDIA_BLINK_CDM_SESSION_ADAPTER_H_ |
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