itemBuffer.h

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// _BUFFER_H_ is a flag used to prevent buffer.h from being included more than
// once in any given source file.
#ifndef _ITEMBUFFER_H_
#define _ITEMBUFFER_H_
#include <stdint.h> // include defs for uint16_t etc.
#include <stdbool.h>

typedef struct {
    uint16_t size; 
        uint8_t item_size; 
    uint16_t *front; 
    uint16_t *rear; 
    uint16_t *buffer_start; 
    uint16_t *buffer_end; 
    void (*Callback)(void * buf); 
} item_buffer_t;

bool PushItem(item_buffer_t *buffer, uint16_t *data);

void PopItem(item_buffer_t *buffer, uint16_t *data);

uint16_t ItemBufferGetSize(item_buffer_t *buffer);

void ItemBufferInit(item_buffer_t *buffer, uint16_t *data_array, uint16_t max_size, uint8_t type_size);

void ItemBufferSetCallback(item_buffer_t * buffer, void (*Callback)(item_buffer_t * buffer));

void ItemBufferClearCallback(item_buffer_t * buffer);

#endif // _ITEMBUFFER_H_