blob: 75a3f24c701a036bc4832d9be95a03245ceab963 [file] [log] [blame]
Brian Carlstromc6dfdac2013-08-26 18:57:31 -07001/*
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
17#ifndef ART_COMPILER_BUFFERED_OUTPUT_STREAM_H_
18#define ART_COMPILER_BUFFERED_OUTPUT_STREAM_H_
19
20#include "output_stream.h"
21
22#include "globals.h"
23
24namespace art {
25
26class BufferedOutputStream : public OutputStream {
27 public:
28 explicit BufferedOutputStream(OutputStream* out);
29
30 virtual ~BufferedOutputStream() {
31 delete out_;
32 }
33
Ian Rogersef7d42f2014-01-06 12:55:46 -080034 virtual bool WriteFully(const void* buffer, size_t byte_count);
Brian Carlstromc6dfdac2013-08-26 18:57:31 -070035
36 virtual off_t Seek(off_t offset, Whence whence);
37
38 private:
39 static const size_t kBufferSize = 8 * KB;
40
41 bool Flush();
42
43 OutputStream* const out_;
44
45 uint8_t buffer_[kBufferSize];
46
47 size_t used_;
48
49 DISALLOW_COPY_AND_ASSIGN(BufferedOutputStream);
50};
51
52} // namespace art
53
54#endif // ART_COMPILER_BUFFERED_OUTPUT_STREAM_H_