Add support for CDM_6.

media/cdm/ppapi/cdm_adapter.h

 // Copyright 2013 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #ifndef MEDIA_CDM_PPAPI_CDM_ADAPTER_H_
 #define MEDIA_CDM_PPAPI_CDM_ADAPTER_H_
 
 #include <string>
 #include <vector>
 
@@ skipping 25 matching lines @@
 namespace media {
 
 // GetCdmHostFunc implementation.
 void* GetCdmHost(int host_interface_version, void* user_data);
 
 // An adapter class for abstracting away PPAPI interaction and threading for a
 // Content Decryption Module (CDM).
 class CdmAdapter : public pp::Instance,
                    public pp::ContentDecryptor_Private,
                    public cdm::Host_4,
-                   public cdm::Host_5 {
+                   public cdm::Host_5,
+                   public cdm::Host_6 {
  public:
   CdmAdapter(PP_Instance instance, pp::Module* module);
   virtual ~CdmAdapter();
 
   // pp::Instance implementation.
   virtual bool Init(uint32_t argc, const char* argn[], const char* argv[]) {
     return true;
   }
 
   // PPP_ContentDecryptor_Private implementation.
   // Note: Results of calls to these methods must be reported through the
   // PPB_ContentDecryptor_Private interface.
   virtual void Initialize(const std::string& key_system) OVERRIDE;
   virtual void CreateSession(uint32_t promise_id,
                              const std::string& init_data_type,
                              pp::VarArrayBuffer init_data,
                              PP_SessionType session_type) OVERRIDE;
   virtual void LoadSession(uint32_t promise_id,
                            const std::string& web_session_id) OVERRIDE;
   virtual void UpdateSession(uint32_t promise_id,
                              const std::string& web_session_id,
                              pp::VarArrayBuffer response) OVERRIDE;
+  // TODO(jrummell): Rename to CloseSession().
   virtual void ReleaseSession(uint32_t promise_id,
                               const std::string& web_session_id) OVERRIDE;
+  // TODO(jrummell): Pass these 2 functions through Pepper and add OVERRIDE.
+  virtual void RemoveSession(uint32_t promise_id,
+                             const std::string& web_session_id);
+  virtual void GetUsableKeyIds(uint32_t promise_id,
+                               const std::string& web_session_id);
   virtual void Decrypt(
       pp::Buffer_Dev encrypted_buffer,
       const PP_EncryptedBlockInfo& encrypted_block_info) OVERRIDE;
   virtual void InitializeAudioDecoder(
       const PP_AudioDecoderConfig& decoder_config,
       pp::Buffer_Dev extra_data_buffer) OVERRIDE;
   virtual void InitializeVideoDecoder(
       const PP_VideoDecoderConfig& decoder_config,
       pp::Buffer_Dev extra_data_buffer) OVERRIDE;
   virtual void DeinitializeDecoder(PP_DecryptorStreamType decoder_type,
                                    uint32_t request_id) OVERRIDE;
   virtual void ResetDecoder(PP_DecryptorStreamType decoder_type,
                             uint32_t request_id) OVERRIDE;
   virtual void DecryptAndDecode(
       PP_DecryptorStreamType decoder_type,
       pp::Buffer_Dev encrypted_buffer,
       const PP_EncryptedBlockInfo& encrypted_block_info) OVERRIDE;
 
-  // cdm::Host_4 and cdm::Host_5 implementation.
+  // cdm::Host_4, cdm::Host_5 and cdm::Host_6 implementation.
   virtual cdm::Buffer* Allocate(uint32_t capacity) OVERRIDE;
   virtual void SetTimer(int64_t delay_ms, void* context) OVERRIDE;
 
   // cdm::Host_4 implementation.
   virtual double GetCurrentWallTimeInSeconds() OVERRIDE;
   virtual void OnSessionCreated(uint32_t session_id,
                                 const char* web_session_id,
                                 uint32_t web_session_id_length) OVERRIDE;
   virtual void OnSessionMessage(uint32_t session_id,
                                 const char* message,
@@ skipping 19 matching lines @@
                                const char* error_message,
                                uint32_t error_message_length) OVERRIDE;
   virtual void OnSessionMessage(const char* web_session_id,
                                 uint32_t web_session_id_length,
                                 const char* message,
                                 uint32_t message_length,
                                 const char* destination_url,
                                 uint32_t destination_url_length) OVERRIDE;
   virtual void OnSessionKeysChange(const char* web_session_id,
                                    uint32_t web_session_id_length,
-                                   bool has_additional_usable_key);
+                                   bool has_additional_usable_key) OVERRIDE;
   virtual void OnExpirationChange(const char* web_session_id,
                                   uint32_t web_session_id_length,
-                                  cdm::Time new_expiry_time);
+                                  cdm::Time new_expiry_time) OVERRIDE;
   virtual void OnSessionReady(const char* web_session_id,
                               uint32_t web_session_id_length) OVERRIDE;
   virtual void OnSessionClosed(const char* web_session_id,
                                uint32_t web_session_id_length) OVERRIDE;
   virtual void OnSessionError(const char* web_session_id,
                               uint32_t web_session_id_length,
                               cdm::Error error,
                               uint32_t system_code,
                               const char* error_message,
                               uint32_t error_message_length) OVERRIDE;
 
-  // cdm::Host_4 and cdm::Host_5 implementation.
+  // cdm::Host_6 implementation.
+  virtual cdm::Time GetCurrentWallTime() OVERRIDE;
+  virtual void OnResolveKeyIdsPromise(uint32_t promise_id,
+                                      const cdm::BinaryData* usable_key_ids,
+                                      uint32_t usable_key_ids_length) OVERRIDE;
+  virtual void OnSessionUsableKeysChange(
+      const char* web_session_id,
+      uint32_t web_session_id_length,
+      bool has_additional_usable_key) OVERRIDE;
+
+  // cdm::Host_4, cdm::Host_5 and cdm::Host_6 implementation.
   virtual void SendPlatformChallenge(const char* service_id,
                                      uint32_t service_id_length,
                                      const char* challenge,
                                      uint32_t challenge_length) OVERRIDE;
   virtual void EnableOutputProtection(
       uint32_t desired_protection_mask) OVERRIDE;
   virtual void QueryOutputProtectionStatus() OVERRIDE;
   virtual void OnDeferredInitializationDone(
       cdm::StreamType stream_type,
       cdm::Status decoder_status) OVERRIDE;
@@ skipping 23 matching lines @@
 
   bool CreateCdmInstance(const std::string& key_system);
 
   // <code>PPB_ContentDecryptor_Private</code> dispatchers. These are passed to
   // <code>callback_factory_</code> to ensure that calls into
   // <code>PPP_ContentDecryptor_Private</code> are asynchronous.
   void SendPromiseResolvedInternal(int32_t result, uint32_t promise_id);
   void SendPromiseResolvedWithSessionInternal(
       int32_t result,
       uint32_t promise_id,
       const std::string& web_session_id);

[xhwang, 2014/08/08 00:47:58]

Do we have a bug/TODO to s/web_session_id/session_id/ when we drop CDM_4
support?

[jrummell, 2014/08/08 01:13:16]

Opened http:://crbug.com/401815

+  void SendPromiseResolvedWithUsableKeyIdsInternal(
+      int32_t result,
+      uint32_t promise_id,
+      std::vector<std::vector<uint8> > key_ids);
   void SendPromiseRejectedInternal(int32_t result,
                                    uint32_t promise_id,
                                    const SessionError& error);
   void SendSessionMessageInternal(int32_t result,
                                   const std::string& web_session_id,
                                   const std::vector<uint8>& message,
                                   const std::string& destination_url);
   void SendSessionReadyInternal(int32_t result,
                                 const std::string& web_session_id);
   void SendSessionClosedInternal(int32_t result,
                                  const std::string& web_session_id);
   void SendSessionErrorInternal(int32_t result,
                                 const std::string& web_session_id,
                                 const SessionError& error);
+  void SendSessionUsableKeysChangeInternal(int32_t result,
+                                           const std::string& web_session_id,
+                                           bool has_additional_usable_key);
+  void SendExpirationChangeInternal(int32_t result,
+                                    const std::string& web_session_id,
+                                    cdm::Time new_expiry_time);
   void RejectPromise(uint32_t promise_id,
                      cdm::Error error,
                      uint32_t system_code,
                      const std::string& error_message);
 
   void DeliverBlock(int32_t result,
                     const cdm::Status& status,
                     const LinkedDecryptedBlock& decrypted_block,
                     const PP_DecryptTrackingInfo& tracking_info);
   void DecoderInitializeDone(int32_t result,
@@ skipping 70 matching lines @@
   uint32_t deferred_audio_decoder_config_id_;
   bool deferred_initialize_video_decoder_;
   uint32_t deferred_video_decoder_config_id_;
 
   DISALLOW_COPY_AND_ASSIGN(CdmAdapter);
 };
 
 }  // namespace media
 
 #endif  // MEDIA_CDM_PPAPI_CDM_ADAPTER_H_