Buffer.h

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#ifndef BUFFER_H
#define BUFFER_H

#include <stdint.h>
#include <string.h>

template <typename T>
class Buffer
{
private:
    T   *_buf;
    volatile uint32_t   _wloc;
    volatile uint32_t   _rloc;
    uint32_t            _size;

public:
    Buffer(uint32_t size = 0x100);
    
     uint32_t getSize();
    
    ~Buffer();
    
    void put(T data);
    
    T get(void);
    
    T *head(void);
    
    void clear(void);
    
    uint32_t available(void);
    
    Buffer &operator= (T data)
    {
        put(data);
        return *this;
    }
    
    operator int(void)
    {
        return get();
    }
    
     uint32_t peek(char c);
    
};

template <class T>
inline void Buffer<T>::put(T data)
{
    _buf[_wloc++] = data;
    _wloc %= (_size-1);
    
    return;
}

template <class T>
inline T Buffer<T>::get(void)
{
    T data_pos = _buf[_rloc++];
    _rloc %= (_size-1);
    
    return data_pos;
}

template <class T>
inline T *Buffer<T>::head(void)
{
    T *data_pos = &_buf[0];
    
    return data_pos;
}

template <class T>
inline uint32_t Buffer<T>::available(void)
{
    return (_wloc == _rloc) ? 0 : 1;
}

#endif