Widevine MediaCas client code that works with Android R

wvutil/include/cas_properties.h

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+// 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 CAS_PROPERTIES_H
+#define CAS_PROPERTIES_H
+
+#include <string>
+
+namespace wvcas {
+
+// Properties methods must be implemented for a platform. The values returned
+// describe the capabilities and configuration of a device using Widevine CAS.
+class Properties {
+ private:
+  Properties();   // Not implemented
+  ~Properties();  // NotImplemented
+ public:
+  // Sets the |company_name| field value to be populated in and EMM license
+  // request. Returns false if unable to set the value.
+  static bool GetCompanyName(std::string* company_name);
+  // Sets the |model_name| field value to be populated in and EMM license
+  // request. Returns false if unable to set the value.
+  static bool GetModelName(std::string* model_name);
+  // Sets the |product_name| field value to be populated in and EMM license
+  // request. Returns false if unable to set the value.
+  static bool GetProductName(std::string* product_name);
+  // Sets the |arch_name| field value to be populated in and EMM license
+  // request. Returns false if unable to set the value.
+  static bool GetArchitectureName(std::string* arch_name);
+  // Sets the |device_name| field value to be populated in and EMM license
+  // request. Returns false if unable to set the value.
+  static bool GetDeviceName(std::string* device_name);
+  // Returns a path to CAS oemcrypto library, either default,
+  // or overridden through system property.
+  // Returned path could be either absolute or relative.
+  // Returns false if unable to set the value.
+  static bool GetOEMCryptoPath(std::string* path);
+};
+
+}  // namespace wvcas
+
+#endif  // CAS_PROPERTIES_H