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      1 // Copyright 2013 The Chromium Authors. All rights reserved.
      2 // Use of this source code is governed by a BSD-style license that can be
      3 // found in the LICENSE file.
      4 
      5 #ifndef CONTENT_RENDERER_MEDIA_WEBCONTENTDECRYPTIONMODULE_IMPL_H_
      6 #define CONTENT_RENDERER_MEDIA_WEBCONTENTDECRYPTIONMODULE_IMPL_H_
      7 
      8 #include <string>
      9 
     10 #include "base/memory/scoped_ptr.h"
     11 #include "base/strings/string16.h"
     12 #include "third_party/WebKit/public/platform/WebContentDecryptionModule.h"
     13 
     14 namespace media {
     15 class MediaKeys;
     16 }
     17 
     18 namespace content {
     19 
     20 class WebContentDecryptionModuleSessionImpl;
     21 class SessionIdAdapter;
     22 
     23 class WebContentDecryptionModuleImpl
     24     : public blink::WebContentDecryptionModule {
     25  public:
     26   static WebContentDecryptionModuleImpl* Create(
     27       const base::string16& key_system);
     28 
     29   virtual ~WebContentDecryptionModuleImpl();
     30 
     31   // blink::WebContentDecryptionModule implementation.
     32   virtual blink::WebContentDecryptionModuleSession* createSession(
     33       blink::WebContentDecryptionModuleSession::Client* client);
     34 
     35  private:
     36   // Takes ownership of |media_keys| and |adapter|.
     37   WebContentDecryptionModuleImpl(scoped_ptr<media::MediaKeys> media_keys,
     38                                  scoped_ptr<SessionIdAdapter> adapter);
     39 
     40   // Called when a WebContentDecryptionModuleSessionImpl is closed.
     41   void OnSessionClosed(uint32 session_id);
     42 
     43   scoped_ptr<media::MediaKeys> media_keys_;
     44   scoped_ptr<SessionIdAdapter> adapter_;
     45 
     46   DISALLOW_COPY_AND_ASSIGN(WebContentDecryptionModuleImpl);
     47 };
     48 
     49 }  // namespace content
     50 
     51 #endif  // CONTENT_RENDERER_MEDIA_WEBCONTENTDECRYPTIONMODULE_IMPL_H_
     52