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- #ifndef _RING_BUF_H_
- #define _RING_BUF_H_
- #include "pando_types.h"
- #include "typedef.h"
- typedef struct{
- U8* p_o; /**< Original pointer */
- U8* volatile p_r; /**< Read pointer */
- U8* volatile p_w; /**< Write pointer */
- volatile I32 fill_cnt; /**< Number of filled slots */
- I32 size; /**< Buffer size */
- }RINGBUF;
- I16 RINGBUF_Init(RINGBUF *r, U8* buf, I32 size);
- I16 RINGBUF_Put(RINGBUF *r, U8 c);
- I16 RINGBUF_Get(RINGBUF *r, U8* c);
- #endif
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