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#ifndef RSPAMD_MEM_POOL_H
#define RSPAMD_MEM_POOL_H
#include <sys/types.h>
#include <glib.h>
typedef void (*pool_destruct_func)(void *ptr);
struct _pool_chain {
u_char *begin;
u_char *pos;
size_t len;
struct _pool_chain *next;
};
struct _pool_chain_shared {
u_char *begin;
u_char *pos;
size_t len;
gint lock;
struct _pool_chain_shared *next;
};
struct _pool_destructors {
pool_destruct_func func;
void *data;
struct _pool_destructors *prev;
};
typedef struct memory_pool_s {
struct _pool_chain *cur_pool;
struct _pool_chain *first_pool;
struct _pool_chain_shared *shared_pool;
struct _pool_destructors *destructors;
} memory_pool_t;
typedef struct memory_pool_stat_s {
size_t bytes_allocated;
size_t chunks_allocated;
size_t shared_chunks_allocated;
size_t chunks_freed;
} memory_pool_stat_t;
memory_pool_t* memory_pool_new (size_t size);
void* memory_pool_alloc (memory_pool_t* pool, size_t size);
void* memory_pool_alloc0 (memory_pool_t* pool, size_t size);
char* memory_pool_strdup (memory_pool_t* pool, const char *src);
void memory_pool_add_destructor (memory_pool_t *pool, pool_destruct_func func, void *data);
void* memory_pool_alloc_shared (memory_pool_t *pool, size_t size);
void memory_pool_lock_shared (memory_pool_t *pool, void *pointer);
void memory_pool_unlock_shared (memory_pool_t *pool, void *pointer);
void memory_pool_delete (memory_pool_t *pool);
gint* memory_pool_get_mutex (memory_pool_t *pool);
void memory_pool_lock_mutex (gint *mutex);
void memory_pool_unlock_mutex (gint *mutex);
void memory_pool_stat (memory_pool_stat_t *st);
/* Get optimal pool size based on page size for this system */
size_t memory_pool_get_size ();
#define memory_pool_free(x) ((x)->len - ((x)->pos - (x)->begin))
#endif
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