OLD | NEW |
(Empty) | |
| 1 // Copyright 2017 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 MEDIA_BASE_ANDROID_MEDIA_DRM_STORAGE_BRIDGE_H_ |
| 6 #define MEDIA_BASE_ANDROID_MEDIA_DRM_STORAGE_BRIDGE_H_ |
| 7 |
| 8 #include <jni.h> |
| 9 #include <memory> |
| 10 |
| 11 #include "base/android/scoped_java_ref.h" |
| 12 #include "base/memory/ref_counted.h" |
| 13 #include "base/memory/weak_ptr.h" |
| 14 |
| 15 namespace base { |
| 16 class SingleThreadTaskRunner; |
| 17 } // namespace base |
| 18 |
| 19 namespace media { |
| 20 |
| 21 // This class is the native version of MediaDrmStorageBridge in Java. It's used |
| 22 // to talk to the concrete implementation for persistent data management. |
| 23 class MediaDrmStorageBridge { |
| 24 public: |
| 25 static bool RegisterMediaDrmStorageBridge(JNIEnv* env); |
| 26 |
| 27 MediaDrmStorageBridge(); |
| 28 ~MediaDrmStorageBridge(); |
| 29 |
| 30 // The following OnXXX functions are called by Java. The functions will post |
| 31 // task on message loop immediately to avoid reentrancy issues. |
| 32 |
| 33 // Called by the java object when device provision is finished. Implementation |
| 34 // will record the time as provisioning time. |
| 35 void OnProvisioned(JNIEnv* env, |
| 36 const base::android::JavaParamRef<jobject>& j_storage, |
| 37 // Callback<Boolean> |
| 38 const base::android::JavaParamRef<jobject>& j_callback); |
| 39 |
| 40 // Called by the java object to load session data into memory. |j_callback| |
| 41 // will return a null object if load fails. |
| 42 void OnLoadInfo(JNIEnv* env, |
| 43 const base::android::JavaParamRef<jobject>& j_storage, |
| 44 const base::android::JavaParamRef<jbyteArray>& j_session_id, |
| 45 // Callback<PersistentInfo> |
| 46 const base::android::JavaParamRef<jobject>& j_callback); |
| 47 |
| 48 // Called by the java object to persistent session data. |
| 49 void OnSaveInfo(JNIEnv* env, |
| 50 const base::android::JavaParamRef<jobject>& j_storage, |
| 51 // PersistentInfo |
| 52 const base::android::JavaParamRef<jobject>& j_persist_info, |
| 53 // Callback<Boolean> |
| 54 const base::android::JavaParamRef<jobject>& j_callback); |
| 55 |
| 56 // Called by the java object to remove persistent session data. |
| 57 void OnClearInfo(JNIEnv* env, |
| 58 const base::android::JavaParamRef<jobject>& j_storage, |
| 59 const base::android::JavaParamRef<jbyteArray>& j_session_id, |
| 60 // Callback<Boolean> |
| 61 const base::android::JavaParamRef<jobject>& j_callback); |
| 62 |
| 63 private: |
| 64 scoped_refptr<base::SingleThreadTaskRunner> task_runner_; |
| 65 |
| 66 // NOTE: Weak pointers must be invalidated before all other member variables. |
| 67 base::WeakPtrFactory<MediaDrmStorageBridge> weak_factory_; |
| 68 |
| 69 DISALLOW_COPY_AND_ASSIGN(MediaDrmStorageBridge); |
| 70 }; |
| 71 |
| 72 } // namespace media |
| 73 #endif // MEDIA_BASE_ANDROID_MEDIA_DRM_STORAGE_BRIDGE_H_ |
OLD | NEW |