blob: 5f586e629734f3dad6d58f9437e84b1799cb68e6 (
plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
|
#ifndef STREAM_H
#define STREAM_H
#include <stdint.h>
#include <stdio.h>
namespace Bu
{
/**
* The basis for a completely general data transport mechanism. Anything
* that inherits from this should provide at least the basic read and/or
* write functions, and very probably the close function. Any functions
* that aren't supported should throw an exception if called.
*
* The constructor of a child class should pretty much universally be used
* to open the stream. I can't think of anything that should require an
* exception.
*/
class Stream
{
public:
Stream();
virtual ~Stream();
virtual void close() = 0;
virtual size_t read( void *pBuf, size_t nBytes ) = 0;
virtual size_t write( const void *pBuf, size_t nBytes ) = 0;
virtual long tell() = 0;
virtual void seek( long offset ) = 0;
virtual void setPos( long pos ) = 0;
virtual void setPosEnd( long pos ) = 0;
virtual bool isEOS() = 0;
virtual bool canRead() = 0;
virtual bool canWrite() = 0;
virtual bool canSeek() = 0;
virtual bool isBlocking() = 0;
virtual void setBlocking( bool bBlocking=true ) = 0;
private:
};
}
#endif
|
