<commit_before>#ifndef BCI_HPP
#define BCI_HPP

#include <stdint.h>

class BCI {
public:
  virtual ~BCI() {}
  virtual bool open(uint8_t[])=0;
  virtual bool init(size_t)=0;
  virtual bool start()=0;
  virtual size_t acquire()=0;
  virtual void getdata(uint32_t* data, size_t n)=0;
  virtual uint64_t timestamp()=0;
  virtual bool stop()=0;
  virtual bool close()=0;		
};

#endif
<commit_msg>Added cstddef to bci.hpp - for size_t<commit_after>#ifndef BCI_HPP
#define BCI_HPP

#include <stdint.h>
#include <cstddef>

class BCI {
public:
  virtual ~BCI() {}
  virtual bool open(uint8_t[])=0;
  virtual bool init(size_t)=0;
  virtual bool start()=0;
  virtual size_t acquire()=0;
  virtual void getdata(uint32_t* data, size_t n)=0;
  virtual uint64_t timestamp()=0;
  virtual bool stop()=0;
  virtual bool close()=0;		
};

#endif

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