queue.h

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#ifndef QUEUE_H
#define QUEUE_H
 
#ifdef __cplusplus
extern "C"
{
#endif
 
#include <stdint.h>
#include <stdbool.h>
    typedef enum
    {
        QUEUE_OK = 0U,    
        QUEUE_FULL = 1U,  
        QUEUE_EMPTY = 2U, 
        QUEUE_ERROR = 3U  
    } queue_status_t;
 
    typedef struct
    {
        void *buffer;                 
        uint16_t buffer_element_size; 
        uint16_t capacity;            
        uint16_t head;                
        uint16_t tail;                
        uint16_t count;               
    } queue_t;
 
    queue_status_t queue_init(queue_t *q, void *buffer, uint16_t buffer_element_size, uint16_t queue_capacity);
 
    queue_status_t queue_push(queue_t *q, const void *item);
 
    queue_status_t queue_pop(queue_t *q, void *item);
 
    bool queue_is_empty(const queue_t *q);
 
    bool queue_is_full(const queue_t *q);
 /* end of queue group */
 
#ifdef __cplusplus
}
#endif
 
#endif /* QUEUE_H */