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typedef char rb_data_t;
#define RB_DATA_LEN 63
typedef struct buffer {
char status;
rb_data_t data[RB_DATA_LEN];
} rb_buffer_t;
#define LFRB_DATA_SIZE ( sizeof(rb_data_t)*RB_DATA_LEN )
#define LFRB_BUFFER_TYPE rb_buffer_t
#define LFRB_BUFFER_SIZE ( sizeof(rb_buffer_t) )
#define LFRB_IS_AVAILABLE( el ) (el.status==0)
#define LFRB_MARK_AS_FILLED( el ) { (el).status=1; }
#define LFRB_MARK_AS_READ( el ) { (el).status=0; }
#define LFRB_DATA_PTR( el ) (el).data
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