51 lines
1.6 KiB
C
51 lines
1.6 KiB
C
#ifndef INCLUDED_C_MINPQ_H
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#define INCLUDED_C_MINPQ_H
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#ifndef INCLUDED_C_SORTCOMPARE_H
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#include <c_SortCompare.h>
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#endif /*INCLUDED_C_SORTCOMPARE_H*/
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#ifndef INCLUDED_C_ALLOCATOR_H
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#include <c_Allocator.h>
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#endif /*INCLUDED_C_ALLOCATOR_H*/
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/* ------------------------------------------------------------------------------------------------------------------ */
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/* */
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typedef struct {
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char* data; // 底层动态连续字节流载体
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c_size_t capacity; // 当前容器的最大可容纳插槽数
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c_size_t size; // 当前已存储的有效元素总数
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c_size_t elem_size; // 单个数据元素占用的字节大小 (sizeof)
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c_SortCompare_t cmp; // 动态回调比对器
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void* args; // 自定义上下文参数指针
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c_Allocator_t allocator; // 完全继承非指针内联组合定义与默认缺省机制
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} c_MinPQ_t;
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/* ------------------------------------------------------------------------------------------------------------------ */
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/* */
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c_err_t c_MinPQ_Init(c_MinPQ_t* self, c_size_t initial_capacity, c_size_t elem_size, c_SortCompare_t cmp, void* args, c_Allocator_t* allocator);
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c_err_t c_MinPQ_Push(c_MinPQ_t* pq, const void* item);
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c_err_t c_MinPQ_Pop(c_MinPQ_t* pq, void* out_item);
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c_err_t c_MinPQ_Peek(const c_MinPQ_t* pq, void* out_item);
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void c_MinPQ_Destroy(c_MinPQ_t* pq);
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C_STATIC_FORCE_INLINE
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c_size_t c_MinPQ_Size(c_MinPQ_t* pq) {
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if (!pq) return 0;
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return pq->size;
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}
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C_STATIC_FORCE_INLINE
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bool c_MinPQ_IsEmpty(c_MinPQ_t* pq) {
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if (!pq) return true;
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return pq->size == 0;
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}
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#endif /*INCLUDED_C_MINPQ_H*/
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