queue.h

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#ifndef __LIBCPROJECT_QUEUE__
#define __LIBCPROJECT_QUEUE__
 
#include <errno.h>
#include <stdio.h>
#include <stdlib.h>
 
#include "types.h"
 
struct queue {
  struct queue_node *first;
  size_t length;
};
 
struct queue_node {
  void *data;
  struct queue_node *next;
};
 
struct queue *queue_initialization();
 
void queue_push(struct queue *queue, void *data);
 
void *queue_pop(struct queue *queue);
 
void queue_free(struct queue *queue);
 
#endif