ref: e1fe75dc4bf5ba20d1b81e3f9144361d381ea1fe
dir: /test/utils/InputStream.h/
#ifndef __INPUTSTREAM_H__
#define __INPUTSTREAM_H__
#include <cstddef>
struct InputStream {
virtual int read (void* ptr, size_t len) = 0;
};
#endif //__INPUTSTREAM_H__