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typedef struct MEM_CacheLimiterHandle_s MEM_CacheLimiterHandleC;
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/* function used to remove data from memory */
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typedef void(*MEM_CacheLimiter_Destruct_Func)(void*);
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typedef void (*MEM_CacheLimiter_Destruct_Func)(void*);
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/* function used to measure stored data element size */
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typedef size_t(*MEM_CacheLimiter_DataSize_Func) (void*);
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typedef size_t (*MEM_CacheLimiter_DataSize_Func) (void*);
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/* function used to measure priority of item when freeing memory */
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typedef int (*MEM_CacheLimiter_ItemPriority_Func) (void*, int);
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#ifndef __MEM_CACHELIMITER_H__
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extern void MEM_CacheLimiter_set_maximum(size_t m);
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extern int MEM_CacheLimiter_get_maximum(void);
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void MEM_CacheLimiter_set_maximum(size_t m);
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int MEM_CacheLimiter_get_maximum(void);
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#endif /* __MEM_CACHELIMITER_H__ */
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* Create new MEM_CacheLimiter object
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* Create new MEM_CacheLimiter object
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* managed objects are destructed with the data_destructor
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* @param data_destructor
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* @return A new MEM_CacheLimter object
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extern MEM_CacheLimiterC * new_MEM_CacheLimiter(
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MEM_CacheLimiter_Destruct_Func data_destructor,
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MEM_CacheLimiter_DataSize_Func data_size);
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MEM_CacheLimiterC *new_MEM_CacheLimiter(MEM_CacheLimiter_Destruct_Func data_destructor,
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MEM_CacheLimiter_DataSize_Func data_size);
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* Delete MEM_CacheLimiter
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* Frees the memory of the CacheLimiter but does not touch managed objects!
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* @param This "This" pointer
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extern void delete_MEM_CacheLimiter(MEM_CacheLimiterC * This);
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void delete_MEM_CacheLimiter(MEM_CacheLimiterC *This);
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* @param This "This" pointer, data data object to manage
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* @return CacheLimiterHandle to ref, unref, touch the managed object
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extern MEM_CacheLimiterHandleC * MEM_CacheLimiter_insert(
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MEM_CacheLimiterC * This, void * data);
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MEM_CacheLimiterHandleC *MEM_CacheLimiter_insert(MEM_CacheLimiterC *This, void *data);
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* Free objects until memory constraints are satisfied
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* @param This "This" pointer
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extern void MEM_CacheLimiter_enforce_limits(MEM_CacheLimiterC * This);
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void MEM_CacheLimiter_enforce_limits(MEM_CacheLimiterC *This);
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* Unmanage object previously inserted object.
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* Unmanage object previously inserted object.
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* Does _not_ delete managed object!
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* @param This "This" pointer, handle of object
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extern void MEM_CacheLimiter_unmanage(MEM_CacheLimiterHandleC * handle);
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void MEM_CacheLimiter_unmanage(MEM_CacheLimiterHandleC *handle);
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* Raise priority of object (put it at the tail of the deletion chain)
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* @param handle of object
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extern void MEM_CacheLimiter_touch(MEM_CacheLimiterHandleC * handle);
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void MEM_CacheLimiter_touch(MEM_CacheLimiterHandleC *handle);
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* Increment reference counter. Objects with reference counter != 0 are _not_
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* @param handle of object
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extern void MEM_CacheLimiter_ref(MEM_CacheLimiterHandleC * handle);
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void MEM_CacheLimiter_ref(MEM_CacheLimiterHandleC *handle);
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* Decrement reference counter. Objects with reference counter != 0 are _not_
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* @param handle of object
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extern void MEM_CacheLimiter_unref(MEM_CacheLimiterHandleC * handle);
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void MEM_CacheLimiter_unref(MEM_CacheLimiterHandleC *handle);
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* Get reference counter.
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* @param This "This" pointer, handle of object
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extern int MEM_CacheLimiter_get_refcount(MEM_CacheLimiterHandleC * handle);
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int MEM_CacheLimiter_get_refcount(MEM_CacheLimiterHandleC *handle);
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* Get pointer to managed object
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* @param handle of object
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extern void * MEM_CacheLimiter_get(MEM_CacheLimiterHandleC * handle);
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void *MEM_CacheLimiter_get(MEM_CacheLimiterHandleC *handle);
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void MEM_CacheLimiter_ItemPriority_Func_set(MEM_CacheLimiterC *This,
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MEM_CacheLimiter_ItemPriority_Func item_priority_func);
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#ifdef __cplusplus