/**
 * @file ringbuffer.h
 * @author mcai (mcai33@qq.com)
 * @brief
 * @version 0.1
 * @date 2024-08-23
 *
 * @copyright Copyright (c) 2024
 *
 */
#ifndef __RINGBUFFER__H
#define __RINGBUFFER__H
#include <stdbool.h>
#include <stdint.h>

typedef struct RingBuf {
    void    *buf;
    uint32_t head; // 从头指针写数据
    uint32_t tail; // 从尾指针读数据
    uint32_t cap;
    bool     full;
    uint8_t  nbyte; // 一个元素占用多少个字节的空间
} RingBuf;

void RingBufInit( RingBuf *me, void *buf, uint32_t num, uint32_t nbyte );
void RingBufDump( RingBuf *me );
int  RingBufPush( RingBuf *me, void *data, uint32_t num );
int  RingBufPop( RingBuf *me, void *data, uint32_t num );
int  RingBufGet( RingBuf *me, int offset, void *data );
#endif