| // Copyright 2016 The Chromium Authors. All rights reserved. |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| #ifndef CONTENT_COMMON_MEDIA_CDM_HOST_FILE_H_ |
| #define CONTENT_COMMON_MEDIA_CDM_HOST_FILE_H_ |
| |
| #include <memory> |
| |
| #include "base/files/file.h" |
| #include "base/files/file_path.h" |
| #include "base/macros.h" |
| |
| namespace cdm { |
| struct HostFile; |
| } |
| |
| namespace content { |
| |
| // Represents a file that participated in hosting the CDM. |
| class CdmHostFile { |
| public: |
| // Opens the file at |file_path| and the corresponding signature file at |
| // |sig_file_path|. Upon success, constructs and returns a CdmHostFile object. |
| // Otherwise returns nullptr. The opened files are closed when |this| is |
| // destructed unless TakePlatformFile() was called, in which case the caller |
| // must make sure the files are closed properly. |
| static std::unique_ptr<CdmHostFile> Create( |
| const base::FilePath& file_path, |
| const base::FilePath& sig_file_path); |
| |
| // Takes the PlatformFile of the |file_| and |sig_file_| and put them in the |
| // returned cdm::HostFile. The caller must make sure the PlatformFiles are |
| // properly closed after use. |
| cdm::HostFile TakePlatformFile(); |
| |
| private: |
| CdmHostFile(const base::FilePath& file_path, |
| base::File file, |
| base::File sig_file); |
| |
| base::FilePath file_path_; |
| base::File file_; |
| |
| // The signature file associated with |file_|. |
| base::File sig_file_; |
| |
| DISALLOW_COPY_AND_ASSIGN(CdmHostFile); |
| }; |
| |
| } // namespace content |
| |
| #endif // CONTENT_COMMON_MEDIA_CDM_HOST_FILE_H_ |