1 files changed, 67 insertions, 0 deletions
diff --git a/drm/mediadrm/plugins/clearkey/hidl/include/DeviceFiles.h b/drm/mediadrm/plugins/clearkey/hidl/include/DeviceFiles.h
new file mode 100644
index 0000000000..a201e884ac
--- /dev/null
+++ b/drm/mediadrm/plugins/clearkey/hidl/include/DeviceFiles.h
@@ -0,0 +1,67 @@
+// Copyright 2018 Google LLC. All Rights Reserved. This file and proprietary
+// source code may only be used and distributed under the Widevine Master
+// License Agreement.
+//
+#ifndef CLEARKEY_DEVICE_FILES_H_
+#define CLEARKEY_DEVICE_FILES_H_
+
+#include <errno.h>
+#include <stdio.h>
+#include <unistd.h>
+
+#include <set>
+#include <string>
+#include <vector>
+
+#include "protos/DeviceFiles.pb.h"
+#include "ClearKeyTypes.h"
+#include "MemoryFileSystem.h"
+
+namespace android {
+namespace hardware {
+namespace drm {
+namespace V1_1 {
+namespace clearkey {
+
+class DeviceFiles {
+ public:
+    typedef enum {
+        kLicenseStateActive,
+        kLicenseStateReleasing,
+        kLicenseStateUnknown,
+    } LicenseState;
+
+    DeviceFiles() {};
+    virtual ~DeviceFiles() {};
+
+    virtual bool StoreLicense(const std::string& keySetId, LicenseState state,
+            const std::string& keyResponse);
+
+    virtual bool RetrieveLicense(
+            const std::string& key_set_id, LicenseState* state, std::string* offlineLicense);
+
+    virtual bool LicenseExists(const std::string& keySetId);
+
+    virtual bool DeleteAllLicenses();
+
+ private:
+    bool FileExists(const std::string& path) const;
+    ssize_t GetFileSize(const std::string& fileName) const;
+    bool RemoveFile(const std::string& fileName);
+
+    bool RetrieveHashedFile(const std::string& fileName, OfflineFile* deSerializedFile);
+    bool StoreFileRaw(const std::string& fileName, const std::string& serializedFile);
+    bool StoreFileWithHash(const std::string& fileName, const std::string& serializedFile);
+
+    MemoryFileSystem mFileHandle;
+
+    CLEARKEY_DISALLOW_COPY_AND_ASSIGN(DeviceFiles);
+};
+
+} // namespace clearkey
+} // namespace V1_1
+} // namespace drm
+} // namespace hardware
+} // namespace android
+
+#endif  // CLEARKEY_DEVICE_FILES_H_