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#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;
public: // Filters
private:
};
}
#endif
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