ref: 9ecc671fc334b1562f42c3cf706105b21c5ce7e2
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__