Initial source release: v2.0.8-0-679

Change-Id: Idf6316a8faf4b4fdc54265aad12084e5aa60707a

core/include/device_files.h

@@ -0,0 +1,76 @@
+// Copyright 2013 Google Inc. All Rights Reserved.
+//
+#ifndef WVCDM_CORE_DEVICE_FILES_H_
+#define WVCDM_CORE_DEVICE_FILES_H_
+
+#include "wv_cdm_types.h"
+
+namespace wvcdm {
+
+class File;
+
+class DeviceFiles {
+ public:
+  typedef enum {
+    kLicenseStateActive,
+    kLicenseStateReleasing,
+    kLicenseStateUnknown,
+  } LicenseState;
+
+  DeviceFiles(): file_(NULL), security_level_(kSecurityLevelUninitialized),
+                 initialized_(false) {}
+  virtual ~DeviceFiles() {}
+
+  virtual bool Init(const File* handle, CdmSecurityLevel security_level);
+
+  virtual bool StoreCertificate(const std::string& certificate,
+                                const std::string& wrapped_private_key);
+  virtual bool RetrieveCertificate(std::string* certificate,
+                                   std::string* wrapped_private_key);
+
+  virtual bool StoreLicense(const std::string& key_set_id,
+                            const LicenseState state,
+                            const CdmInitData& pssh_data,
+                            const CdmKeyMessage& key_request,
+                            const CdmKeyResponse& key_response,
+                            const CdmKeyMessage& key_renewal_request,
+                            const CdmKeyResponse& key_renewal_response,
+                            const std::string& release_server_url);
+  virtual bool RetrieveLicense(const std::string& key_set_id,
+                               LicenseState* state,
+                               CdmInitData* pssh_data,
+                               CdmKeyMessage* key_request,
+                               CdmKeyResponse* key_response,
+                               CdmKeyMessage* key_renewal_request,
+                               CdmKeyResponse* key_renewal_response,
+                               std::string* release_server_url);
+  virtual bool DeleteLicense(const std::string& key_set_id);
+  virtual bool DeleteAllFiles();
+  virtual bool DeleteAllLicenses();
+  virtual bool LicenseExists(const std::string& key_set_id);
+
+  // For testing only
+  static std::string GetCertificateFileName();
+  static std::string GetLicenseFileNameExtension();
+
+ protected:
+  bool Hash(const std::string& data, std::string* hash);
+  bool StoreFile(const char* name, const std::string& data);
+  bool RetrieveFile(const char* name, std::string* data);
+
+ private:
+  // Certificate and offline licenses are now stored in security
+  // level specific directories. In an earlier version they were
+  // stored in a common directory and need to be copied over.
+  virtual void SecurityLevelPathBackwardCompatibility();
+
+  File* file_;
+  CdmSecurityLevel security_level_;
+  bool initialized_;
+
+  CORE_DISALLOW_COPY_AND_ASSIGN(DeviceFiles);
+};
+
+}  // namespace wvcdm
+
+#endif  // WVCDM_CORE_DEVICE_FILES_H_