1 /**************************************************************************
2  *
3  * Copyright 2015 VMware, Inc.
4  * Copyright 2011 Zack Rusin
5  * All Rights Reserved.
6  *
7  * Permission is hereby granted, free of charge, to any person obtaining a copy
8  * of this software and associated documentation files (the "Software"), to deal
9  * in the Software without restriction, including without limitation the rights
10  * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
11  * copies of the Software, and to permit persons to whom the Software is
12  * furnished to do so, subject to the following conditions:
13  *
14  * The above copyright notice and this permission notice shall be included in
15  * all copies or substantial portions of the Software.
16  *
17  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
18  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
19  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
20  * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
21  * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
22  * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
23  * THE SOFTWARE.
24  *
25  **************************************************************************/
26 
27 
28 #pragma once
29 
30 #include <stdlib.h>
31 
32 
33 namespace trace {
34 
35 
36 class OutStream {
37 public:
~OutStream()38     virtual ~OutStream() {}
39 
40     virtual bool write(const void *buffer, size_t length) = 0;
41     virtual void flush(void) = 0;
42 };
43 
44 
45 OutStream *
46 createSnappyStream(const char *filename);
47 
48 OutStream *
49 createZLibStream(const char *filename);
50 
51 
52 } /* namespace trace */
53