Brian Carlstrom | c6dfdac | 2013-08-26 18:57:31 -0700 | [diff] [blame] | 1 | /* |
| 2 | * Copyright (C) 2013 The Android Open Source Project |
| 3 | * |
| 4 | * Licensed under the Apache License, Version 2.0 (the "License"); |
| 5 | * you may not use this file except in compliance with the License. |
| 6 | * You may obtain a copy of the License at |
| 7 | * |
| 8 | * http://www.apache.org/licenses/LICENSE-2.0 |
| 9 | * |
| 10 | * Unless required by applicable law or agreed to in writing, software |
| 11 | * distributed under the License is distributed on an "AS IS" BASIS, |
| 12 | * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| 13 | * See the License for the specific language governing permissions and |
| 14 | * limitations under the License. |
| 15 | */ |
| 16 | |
Vladimir Marko | 131980f | 2015-12-03 18:29:23 +0000 | [diff] [blame] | 17 | #ifndef ART_COMPILER_LINKER_BUFFERED_OUTPUT_STREAM_H_ |
| 18 | #define ART_COMPILER_LINKER_BUFFERED_OUTPUT_STREAM_H_ |
Brian Carlstrom | c6dfdac | 2013-08-26 18:57:31 -0700 | [diff] [blame] | 19 | |
Vladimir Marko | 10c1356 | 2015-11-25 14:33:36 +0000 | [diff] [blame] | 20 | #include <memory> |
| 21 | |
Brian Carlstrom | c6dfdac | 2013-08-26 18:57:31 -0700 | [diff] [blame] | 22 | #include "output_stream.h" |
| 23 | |
| 24 | #include "globals.h" |
| 25 | |
| 26 | namespace art { |
| 27 | |
Ian Rogers | 0279ebb | 2014-10-08 17:27:48 -0700 | [diff] [blame] | 28 | class BufferedOutputStream FINAL : public OutputStream { |
Brian Carlstrom | c6dfdac | 2013-08-26 18:57:31 -0700 | [diff] [blame] | 29 | public: |
Vladimir Marko | 10c1356 | 2015-11-25 14:33:36 +0000 | [diff] [blame] | 30 | explicit BufferedOutputStream(std::unique_ptr<OutputStream> out); |
Brian Carlstrom | c6dfdac | 2013-08-26 18:57:31 -0700 | [diff] [blame] | 31 | |
Vladimir Marko | 10c1356 | 2015-11-25 14:33:36 +0000 | [diff] [blame] | 32 | ~BufferedOutputStream() OVERRIDE; |
Brian Carlstrom | c6dfdac | 2013-08-26 18:57:31 -0700 | [diff] [blame] | 33 | |
Vladimir Marko | 10c1356 | 2015-11-25 14:33:36 +0000 | [diff] [blame] | 34 | bool WriteFully(const void* buffer, size_t byte_count) OVERRIDE; |
Brian Carlstrom | c6dfdac | 2013-08-26 18:57:31 -0700 | [diff] [blame] | 35 | |
Vladimir Marko | 10c1356 | 2015-11-25 14:33:36 +0000 | [diff] [blame] | 36 | off_t Seek(off_t offset, Whence whence) OVERRIDE; |
Brian Carlstrom | c6dfdac | 2013-08-26 18:57:31 -0700 | [diff] [blame] | 37 | |
Vladimir Marko | 10c1356 | 2015-11-25 14:33:36 +0000 | [diff] [blame] | 38 | bool Flush() OVERRIDE; |
David Srbecky | 6d8c8f0 | 2015-10-26 10:57:09 +0000 | [diff] [blame] | 39 | |
Brian Carlstrom | c6dfdac | 2013-08-26 18:57:31 -0700 | [diff] [blame] | 40 | private: |
| 41 | static const size_t kBufferSize = 8 * KB; |
| 42 | |
Vladimir Marko | 10c1356 | 2015-11-25 14:33:36 +0000 | [diff] [blame] | 43 | bool FlushBuffer(); |
Brian Carlstrom | c6dfdac | 2013-08-26 18:57:31 -0700 | [diff] [blame] | 44 | |
Vladimir Marko | 10c1356 | 2015-11-25 14:33:36 +0000 | [diff] [blame] | 45 | std::unique_ptr<OutputStream> const out_; |
Brian Carlstrom | c6dfdac | 2013-08-26 18:57:31 -0700 | [diff] [blame] | 46 | uint8_t buffer_[kBufferSize]; |
Brian Carlstrom | c6dfdac | 2013-08-26 18:57:31 -0700 | [diff] [blame] | 47 | size_t used_; |
| 48 | |
| 49 | DISALLOW_COPY_AND_ASSIGN(BufferedOutputStream); |
| 50 | }; |
| 51 | |
| 52 | } // namespace art |
| 53 | |
Vladimir Marko | 131980f | 2015-12-03 18:29:23 +0000 | [diff] [blame] | 54 | #endif // ART_COMPILER_LINKER_BUFFERED_OUTPUT_STREAM_H_ |