30 lines
710 B
C
30 lines
710 B
C
#pragma once
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#include <stddef.h>
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typedef struct queue_node {
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struct queue_node *prev, *next;
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uint64_t value;
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} queue_node_t;
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typedef struct queue {
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size_t size;
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queue_node_t *begin, *end;
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} queue_t;
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queue_t *make_queue();
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uint64_t queue_back(const queue_t *queue);
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uint64_t queue_front(const queue_t *queue);
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void queue_push_back(queue_t *queue, uint64_t val);
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void queue_push_front(queue_t *queue, uint64_t val);
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#define QUEUE_BACK(type, queue) ((type *)queue_back(queue))
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#define QUEUE_FRONT(type, queue) ((type *)queue_front(queue))
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#define QUEUE_PUSH_BACK(queue, val) \
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queue_push_back(queue, (uint64_t)val)
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#define QUEUE_PUSH_FRONT(queue, val) \
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queue_push_front(queue, (uint64_t)val)
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