Some refactoring

Change-Id: Ia4ce205bfccfb642815a2852d0ddd3e0e590a110

proprietary/drmwvmplugin/include/WVDRMPluginAPI.h

@@ -0,0 +1,66 @@
+/*
+ * Copyright (C) 2011 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#ifndef __WVMDRMPLUGIN_API_H__
+#define __WVMDRMPLUGIN_API_H__
+
+#include <string>
+#include "WVStreamControlAPI.h"
+
+class WVDRMPluginAPI {
+ public:
+    virtual ~WVDRMPluginAPI() {}
+
+    enum {
+        RIGHTS_VALID,
+        RIGHTS_INVALID,
+        RIGHTS_EXPIRED,
+        RIGHTS_NOT_ACQUIRED
+    };
+
+    enum {
+        PLAYBACK_START,
+        PLAYBACK_STOP,
+        PLAYBACK_PAUSE,
+        PLAYBACK_INVALID
+    };
+
+    static WVDRMPluginAPI *create();
+    static void destroy(WVDRMPluginAPI *plugin);
+
+    virtual void OpenSession() = 0;
+    virtual void CloseSession() = 0;
+
+    virtual bool AcquireDrmInfo(std::string &assetPath, WVCredentials &credentials,
+                                std::string &dsPath,
+                                const std::string &assetIdStr, const std::string &systemIdStr,
+                                const std::string &keyIdStr,
+                                uint32_t *assetId, uint32_t *systemId, uint32_t *keyId) = 0;
+    virtual bool ProcessDrmInfo(std::string &assetPath) = 0;
+    virtual int CheckRightsStatus(std::string &path) = 0;
+    virtual bool GetConstraints(std::string &path, uint32_t *timeSincePlayback, uint32_t *timeRemaining, uint32_t *licenseDuration) = 0;
+    virtual bool SetPlaybackStatus(int playbackStatus, off64_t position) = 0;
+    virtual bool RemoveRights(std::string &path) = 0;
+    virtual bool RemoveAllRights() = 0;
+    virtual bool Prepare(char *data, int len) = 0;
+    virtual bool Operate(char *in, char *out, int len, char *iv) = 0;
+
+protected:
+    // use create factory method, don't construct directly
+    WVDRMPluginAPI() {}
+};
+
+#endif