30 typedef struct malloc_mem_chunk_t  struct
33     struct malloc_mem_chunk_t *prev; // 上一个结点的指针  argument
34     struct malloc_mem_chunk_t *next; // 下一个结点的指针  argument
35 } malloc_mem_chunk_t;  typedef
43 static malloc_mem_chunk_t *malloc_free_list = NULL;
44 static malloc_mem_chunk_t *malloc_free_list_end = NULL; // 空闲链表的末尾结点
53 static void malloc_insert_free_list(malloc_mem_chunk_t *ck);
67 static malloc_mem_chunk_t *malloc_query_free_chunk_bf(uint64_t size)  in malloc_query_free_chunk_bf()
76     malloc_mem_chunk_t *ptr = malloc_free_list;  in malloc_query_free_chunk_bf()
77     malloc_mem_chunk_t *best = NULL;  in malloc_query_free_chunk_bf()
107 static malloc_mem_chunk_t *malloc_query_free_chunk_ff(uint64_t size)  in malloc_query_free_chunk_ff()
111     malloc_mem_chunk_t *ptr = malloc_free_list;  in malloc_query_free_chunk_ff()
158     malloc_mem_chunk_t *new_ck = (malloc_mem_chunk_t *)brk_managed_addr;  in malloc_enlarge()
178     malloc_mem_chunk_t *ptr = malloc_free_list->next;  in malloc_merge_free_chunk()
204 static void malloc_insert_free_list(malloc_mem_chunk_t *ck)  in malloc_insert_free_list()
216         malloc_mem_chunk_t *ptr = malloc_free_list;  in malloc_insert_free_list()
275     if (size + sizeof(uint64_t) <= sizeof(malloc_mem_chunk_t))  in malloc()
276         size = sizeof(malloc_mem_chunk_t);  in malloc()
281     malloc_mem_chunk_t *ck = malloc_query_free_chunk_bf(size);  in malloc()
328     if ((int64_t)(ck->length) - size > sizeof(malloc_mem_chunk_t))  in malloc()
331         malloc_mem_chunk_t *new_ck = (malloc_mem_chunk_t *)(((uint64_t)ck) + size);  in malloc()
380     malloc_mem_chunk_t *ck = (malloc_mem_chunk_t *)((uint64_t)ptr - sizeof(uint64_t));  in free()