automatic-pool.h

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#ifndef UEL_AUTOMATIC_POOL_H
#define UEL_AUTOMATIC_POOL_H
 
#include "uevloop/utils/object-pool.h"
#include "uevloop/utils/closure.h"
 
struct uel_autopool;
 
struct uel_autoptr {
    void *object; 
    struct uel_autopool *source; 
};
 
typedef void ** uel_autoptr_t;
 
void uel_autoptr_dealloc(uel_autoptr_t autoptr);
 
typedef struct uel_autopool uel_autopool_t;
struct uel_autopool {
    uel_objpool_t autoptr_pool; 
    uel_closure_t constructor; 
    uel_closure_t destructor; 
};
 
void uel_autopool_init(
    uel_autopool_t *pool,
    size_t size_log2n,
    size_t item_size,
    uint8_t *object_buffer,
    struct uel_autoptr *autoptr_buffer,
    void **queue_buffer
);
 
uel_autoptr_t uel_autopool_alloc(uel_autopool_t *pool);
 
 
bool uel_autopool_is_empty(uel_autopool_t *pool);
 
void uel_autopool_set_constructor(uel_autopool_t *pool, uel_closure_t constructor);
 
void uel_autopool_set_destructor(uel_autopool_t *pool, uel_closure_t destructor);
 
#define UEL_DECLARE_AUTOPOOL_BUFFERS(type, size_log2n, id)          \
    type id##_buffer[(1<<size_log2n)];                              \
    struct uel_autoptr id##_pool_buffer[1<<size_log2n];             \
    void *id##_pool_queue_buffer[1<<size_log2n];
 
#define UEL_AUTOPOOL_BUFFERS(id)                                     \
    (uint8_t *)&id##_buffer, id##_pool_buffer, id##_pool_queue_buffer
 
#define UEL_AUTOPOOL_BUFFERS_IN(id, obj)                            \
    (uint8_t *)&obj.id##_buffer, obj.id##_pool_buffer,              \
    obj.id##_pool_queue_buffer
 
#define UEL_AUTOPOOL_BUFFERS_AT(id, obj)                            \
    (uint8_t *)&obj->id##_buffer, obj->id##_pool_buffer,            \
    obj->id##_pool_queue_buffer
 
#endif /* end of include guard: UEL_AUTOMATIC_POOL_H */