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_BROWSER_MEDIA_ANDROID_MEDIA_DRM_CREDENTIAL_MANAGER_H_ 6 #define CONTENT_BROWSER_MEDIA_ANDROID_MEDIA_DRM_CREDENTIAL_MANAGER_H_ 7 8 #include <jni.h> 9 #include <string> 10 11 #include "base/callback.h" 12 #include "base/memory/singleton.h" 13 #include "media/base/android/media_drm_bridge.h" 14 15 namespace content { 16 17 // This class manages the media DRM credentials on Android. 18 class MediaDrmCredentialManager { 19 public: 20 static MediaDrmCredentialManager* GetInstance(); 21 22 typedef base::Callback<void(bool)> ResetCredentialsCB; 23 24 // Called to reset the DRM credentials. (for Java) 25 static void ResetCredentials(JNIEnv* env, jclass clazz, jobject callback); 26 27 // Called to reset the DRM credentials. 28 void ResetCredentials(const ResetCredentialsCB& callback); 29 30 static bool RegisterMediaDrmCredentialManager(JNIEnv* env); 31 32 private: 33 friend struct DefaultSingletonTraits<MediaDrmCredentialManager>; 34 friend class Singleton<MediaDrmCredentialManager>; 35 36 MediaDrmCredentialManager(); 37 ~MediaDrmCredentialManager(); 38 39 40 // Callback function passed to MediaDrmBridge. It is called when reset 41 // completed. 42 void OnResetCredentialsCompleted(const std::string& security_level, 43 bool success); 44 45 // Reset DRM credentials for a particular security level. Returns false if 46 // we fail to create the MediaDrmBridge, or true otherwise. 47 bool ResetCredentialsInternal(const std::string& security_level); 48 49 // The MediaDrmBridge object used to perform the credential reset. 50 scoped_ptr<media::MediaDrmBridge> media_drm_bridge_; 51 52 // The callback provided by the caller. 53 ResetCredentialsCB reset_credentials_cb_; 54 55 DISALLOW_COPY_AND_ASSIGN(MediaDrmCredentialManager); 56 }; 57 58 } // namespace content 59 60 #endif // CONTENT_BROWSER_MEDIA_ANDROID_MEDIA_DRM_CREDENTIAL_MANAGER_H_ 61