apps/include/ringbuf.h

   1 #ifndef _RINGBUF_H_
   2 #define _RINGBUF_H_
   3
   4 #include <sys/types.h>
   5
   6 typedef struct {
   7   void *buf;
   8   size_t size;
   9   size_t rpos;
  10   size_t wpos;
  11 } ringbuf_t;
  12
  13 ringbuf_t *ringbuf_create(size_t size);
  14 void ringbuf_destroy(ringbuf_t *ringbuf);
  15 size_t ringbuf_read(ringbuf_t *ringbuf,void *buf,size_t size);
  16 size_t ringbuf_write(ringbuf_t *ringbuf,const void *buf,size_t size);
  17
  18 #endif /* _RINGBUF_H_ */