Buffer.h

#ifndef _Belle2_Buffer_hh
#define _Belle2_Buffer_hh
 
#include <cstddef>
 
namespace Belle2 {
  class Buffer {
 
    // constructors & destructors
  public:
    Buffer();
    Buffer(unsigned int size, unsigned char* memory = NULL);
    Buffer(const Buffer& w);
    virtual ~Buffer();
 
    // member methods implemented
  public:
    unsigned char* ptr() { return m_memory; }
    const unsigned char* ptr() const { return m_memory; }
    unsigned int size() const { return m_size; }
    virtual bool available() { return m_memory != NULL; }
 
    // operators
  public:
    const Buffer& operator = (const Buffer&);
 
    // member data
  protected:
    unsigned char* m_memory;
    unsigned int m_size;
    bool m_allocated;
 
  };
 
}
 
#endif