acl/lib_acl/include/stdlib/acl_htable.h

#ifndef ACL_HTABLE_INCLUDE_H
#define ACL_HTABLE_INCLUDE_H

#ifdef  __cplusplus
extern "C" {
#endif

#include "acl_define.h"
#include "thread/acl_thread.h"
#include "acl_hash.h"			/* just for ACL_HASH_FN */
#include "acl_slice.h"
#include "acl_iterator.h"

/*--------------------------------------------------------------------------*/
typedef struct ACL_HTABLE	ACL_HTABLE;
typedef struct ACL_HTABLE_INFO 	ACL_HTABLE_INFO;

/**
 * <EFBFBD><EFBFBD>ϣ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ṹ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>
 */
struct ACL_HTABLE {
	int     size;                   /* length of entries array */
	int     init_size;              /* length of initial entryies array */
	int     used;                   /* number of entries in table */
	ACL_HTABLE_INFO **data;         /* entries array, auto-resized */
	unsigned int flag;              /* properties flag */
	int     status;                 /* the operator's status on the htable */

	ACL_HASH_FN  hash_fn;           /* hash function */
	ACL_SLICE_POOL *slice;
	acl_pthread_mutex_t *rwlock;

	/* for acl_iterator */

	/* ȡ<><C8A1><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ͷ<EFBFBD><CDB7><EFBFBD><EFBFBD> */
	void *(*iter_head)(ACL_ITER*, struct ACL_HTABLE*);
	/* ȡ<><C8A1><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>һ<EFBFBD><D2BB><EFBFBD><EFBFBD><EFBFBD><EFBFBD> */
	void *(*iter_next)(ACL_ITER*, struct ACL_HTABLE*);
	/* ȡ<><C8A1><EFBFBD><EFBFBD><EFBFBD><EFBFBD>β<EFBFBD><CEB2><EFBFBD><EFBFBD> */
	void *(*iter_tail)(ACL_ITER*, struct ACL_HTABLE*);
	/* ȡ<><C8A1><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>һ<EFBFBD><D2BB><EFBFBD><EFBFBD><EFBFBD><EFBFBD> */
	void *(*iter_prev)(ACL_ITER*, struct ACL_HTABLE*);
	/* ȡ<><C8A1><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ĵ<EFBFBD>ǰ<EFBFBD><C7B0><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ա<EFBFBD>ṹ<EFBFBD><E1B9B9><EFBFBD><EFBFBD> */
	ACL_HTABLE_INFO *(*iter_info)(ACL_ITER*, struct ACL_HTABLE*);
};

/**
 * <EFBFBD><EFBFBD>ϣ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>ÿһ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>ϣ<EFBFBD><EFBFBD><EFBFBD>Ĵ洢<EFBFBD><EFBFBD>Ϣ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>
 */
struct ACL_HTABLE_INFO {
	union {
		char *key;
		const char *c_key;
	} key;				/**
					 * <EFBFBD><EFBFBD>ϣ<EFBFBD><EFBFBD>, ֻ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ϊ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ϣ<EFBFBD><EFBFBD><EFBFBD>ı<EFBFBD>־λΪ
					 * ACL_BINHASH_FLAG_KEY_REUSE ʱ<EFBFBD><EFBFBD>Ҫ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ļ<EFBFBD><EFBFBD>ռ<EFBFBD>
					 */
	void   *value;			/**< associated value */
	struct ACL_HTABLE_INFO *next;	/**< colliding entry */
	struct ACL_HTABLE_INFO *prev;	/**< colliding entry */
};

/**
 * ACL_HTABLE <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
 */
typedef struct ACL_HTABLE_ITER {
	/* public */
	ACL_HTABLE_INFO *ptr;

	/* private */
	int  i;
	int  size;
	ACL_HTABLE_INFO **h;
} ACL_HTABLE_ITER;

/**
 * <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ϣ<EFBFBD><EFBFBD>
 * @param size <EFBFBD><EFBFBD>ϣ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
 * @param flag {unsigned int} <EFBFBD><EFBFBD>ϣ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ա<EFBFBD>־λ, ACL_BINHASH_FLAG_xxx
 * @return <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ϣ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>ͷָ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ϊ<EFBFBD><EFBFBD>(<EFBFBD><EFBFBD>ʱ<EFBFBD><EFBFBD>ʾ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>صĴ<EFBFBD><EFBFBD><EFBFBD>, <EFBFBD><EFBFBD>Ҫ<EFBFBD><EFBFBD><EFBFBD>ڴ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>)
 */
ACL_API ACL_HTABLE *acl_htable_create(int size, unsigned int flag);
#define	ACL_HTABLE_FLAG_KEY_REUSE	(1 << 0)  /* <20><><EFBFBD><EFBFBD><EFBFBD>µĶ<C2B5><C4B6><EFBFBD>ʱ<EFBFBD>Ƿ<EFBFBD>ֱ<EFBFBD>Ӹ<EFBFBD><D3B8>ü<EFBFBD><C3BC><EFBFBD>ַ */
#define	ACL_HTABLE_FLAG_USE_LOCK	(1 << 1)  /* <20>Ƿ<EFBFBD><C7B7><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ö<EFBFBD><C3B6>̻߳<DFB3><CCBB>ⷽʽ */
#define	ACL_HTABLE_FLAG_MSLOOK		(1 << 2)  /* ÿ<>β<EFBFBD>ѯʱ<D1AF>Ƿ񽫲<C7B7>ѯ<EFBFBD><D1AF><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ͷ */
#define	ACL_HTABLE_FLAG_KEY_LOWER	(1 << 3)  /* ͳһ<CDB3><D2BB><EFBFBD><EFBFBD>ת<EFBFBD><D7AA>ΪСд<D0A1><D0B4><EFBFBD>Ӷ<EFBFBD>ʵ<EFBFBD>ּ<EFBFBD><D6BC><EFBFBD>ѯ<EFBFBD><D1AF><EFBFBD><EFBFBD><EFBFBD>ִ<EFBFBD>Сд<D0A1>Ĺ<EFBFBD><C4B9><EFBFBD> */

ACL_API ACL_HTABLE *acl_htable_create3(int size, unsigned int flag, ACL_SLICE_POOL *slice);

/**
 * <EFBFBD><EFBFBD><EFBFBD>ù<EFBFBD>ϣ<EFBFBD><EFBFBD><EFBFBD>Ŀ<EFBFBD><EFBFBD>Ʋ<EFBFBD><EFBFBD><EFBFBD>
 * @param table <EFBFBD><EFBFBD>ϣ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
 * @param name <EFBFBD><EFBFBD><EFBFBD>Ʋ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>ı<EFBFBD><EFBFBD>γ<EFBFBD>ʼֵ, name <EFBFBD><EFBFBD><EFBFBD>Ժ<EFBFBD><EFBFBD>Ŀ<EFBFBD><EFBFBD>Ʋ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>¶<EFBFBD><EFBFBD><EFBFBD>
 *  ACL_HTABLE_CTL_END: <EFBFBD><EFBFBD><EFBFBD>α<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>־
 *  ACL_HTABLE_CTL_RWLOCK: <EFBFBD>Ƿ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>ö<EFBFBD>д<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
 *  ACL_HTABLE_CTL_HASH_FN: <EFBFBD>û<EFBFBD><EFBFBD>Զ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ĺ<EFBFBD>ϣֵ<EFBFBD><EFBFBD><EFBFBD>㺯<EFBFBD><EFBFBD>
 */
ACL_API void acl_htable_ctl(ACL_HTABLE *table, int name, ...);
#define	ACL_HTABLE_CTL_END      0  /**< <20><><EFBFBD>ƽ<EFBFBD><C6BD><EFBFBD><EFBFBD><EFBFBD>־ */
#define	ACL_HTABLE_CTL_RWLOCK   1  /**< <20>Ƿ<EFBFBD><C7B7><EFBFBD><EFBFBD><EFBFBD> */
#define	ACL_HTABLE_CTL_HASH_FN  2  /**< <20><><EFBFBD><EFBFBD>˽<EFBFBD>й<EFBFBD>ϣ<EFBFBD><CFA3><EFBFBD><EFBFBD> */

/**
 * <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>һ<EFBFBD>ι<EFBFBD>ϣ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ϣ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>״̬
 * @param table <EFBFBD><EFBFBD>ϣ<EFBFBD><EFBFBD>ָ<EFBFBD><EFBFBD>
 * @return {int} <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ϣ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>״̬, <EFBFBD>μ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>µ<EFBFBD> ACL_HTABLE_STAT_XXX
 */
ACL_API int acl_htable_errno(ACL_HTABLE *table);
#define	ACL_HTABLE_STAT_OK          0  /**< ״̬<D7B4><CCAC><EFBFBD><EFBFBD> */
#define	ACL_HTABLE_STAT_INVAL       1  /**< <20><>Ч<EFBFBD><D0A7><EFBFBD><EFBFBD> */
#define	ACL_HTABLE_STAT_DUPLEX_KEY  2  /**< <20>ظ<EFBFBD><D8B8><EFBFBD> */

/**
 * <EFBFBD><EFBFBD><EFBFBD>ù<EFBFBD>ϣ<EFBFBD><EFBFBD><EFBFBD>ĵ<EFBFBD>ǰ״̬, error ȡֵ ACL_HTABLE_STAT_XXX
 * @param table <EFBFBD><EFBFBD>ϣ<EFBFBD><EFBFBD>ָ<EFBFBD><EFBFBD>
 * @param error <EFBFBD><EFBFBD><EFBFBD>ù<EFBFBD>ϣ<EFBFBD><EFBFBD><EFBFBD>Ĵ<EFBFBD><EFBFBD><EFBFBD>״̬
 */
ACL_API void acl_htable_set_errno(ACL_HTABLE *table, int error);

/**
 * <EFBFBD><EFBFBD><EFBFBD><EFBFBD>ϣ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>µ<EFBFBD><EFBFBD><EFBFBD>
 * @param table <EFBFBD><EFBFBD>ϣ<EFBFBD><EFBFBD>ָ<EFBFBD><EFBFBD>
 * @param key <EFBFBD><EFBFBD>, <EFBFBD>ں<EFBFBD><EFBFBD><EFBFBD><EFBFBD>ڲ<EFBFBD><EFBFBD>Ḵ<EFBFBD>ƴ<EFBFBD> key <EFBFBD><EFBFBD>
 * @param value <EFBFBD>û<EFBFBD><EFBFBD>Լ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>ض<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>(<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ӳת<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>, <EFBFBD><EFBFBD><EFBFBD>Ǵ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>벻<EFBFBD>ܶ<EFBFBD>ջ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>)
 * @return <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ĺ<EFBFBD>ϣ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ָ<EFBFBD><EFBFBD>, == NULL: <EFBFBD><EFBFBD>ʾ<EFBFBD>ڲ<EFBFBD><EFBFBD>ַ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>ڴ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>, Ϊ<EFBFBD><EFBFBD><EFBFBD>صĴ<EFBFBD><EFBFBD><EFBFBD>
 *  ע<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ʱ<EFBFBD>ù<EFBFBD>ϣ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ڣ<EFBFBD><EFBFBD>򷵻<EFBFBD><EFBFBD>Ѿ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>ڵĹ<EFBFBD>ϣ<EFBFBD>ʹ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ӧ<EFBFBD><EFBFBD>ͨ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
 *  acl_htable_last_errno() <EFBFBD><EFBFBD><EFBFBD>鿴<EFBFBD>Ƿ<EFBFBD><EFBFBD>ظ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ͬһ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>ֵ(ACL_HTABLE_STAT_DUPLEX_KEY)
 */
ACL_API ACL_HTABLE_INFO *acl_htable_enter(ACL_HTABLE *table, const char *key, void *value);

/**
 * <EFBFBD><EFBFBD><EFBFBD><EFBFBD>ϣ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>µ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>߳<EFBFBD>ͬʱ<EFBFBD><EFBFBD><EFBFBD>д˲<EFBFBD><EFBFBD><EFBFBD>ʱ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ڲ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>Զ<EFBFBD><EFBFBD><EFBFBD>֤<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
 * @param table <EFBFBD><EFBFBD>ϣ<EFBFBD><EFBFBD>ָ<EFBFBD><EFBFBD>
 * @param key <EFBFBD><EFBFBD>, <EFBFBD>ں<EFBFBD><EFBFBD><EFBFBD><EFBFBD>ڲ<EFBFBD><EFBFBD>Ḵ<EFBFBD>ƴ<EFBFBD> key <EFBFBD><EFBFBD>
 * @param value <EFBFBD>û<EFBFBD><EFBFBD>Լ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>ض<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>(<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ӳת<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>, <EFBFBD><EFBFBD><EFBFBD>Ǵ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>벻<EFBFBD>ܶ<EFBFBD>ջ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>)
 * @param callback <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ú<EFBFBD><EFBFBD><EFBFBD>ָ<EFBFBD>벻Ϊ<EFBFBD>գ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ӳɹ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>øú<EFBFBD><EFBFBD><EFBFBD>
 * @param arg callback <EFBFBD>IJ<EFBFBD><EFBFBD><EFBFBD>֮һ
 * @return {int} 0 <EFBFBD><EFBFBD>ʾ <EFBFBD><EFBFBD><EFBFBD>ӳɹ<EFBFBD><EFBFBD><EFBFBD>-1 <EFBFBD><EFBFBD>ʾ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>ʧ<EFBFBD><EFBFBD>
 *  ע<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ʱ<EFBFBD>ù<EFBFBD>ϣ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ڣ<EFBFBD><EFBFBD>򷵻<EFBFBD><EFBFBD>Ѿ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>ڵĹ<EFBFBD>ϣ<EFBFBD>ʹ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ӧ<EFBFBD><EFBFBD>ͨ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
 *  acl_htable_last_errno() <EFBFBD><EFBFBD><EFBFBD>鿴<EFBFBD>Ƿ<EFBFBD><EFBFBD>ظ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ͬһ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>ֵ(ACL_HTABLE_STAT_DUPLEX_KEY)
 */
ACL_API int acl_htable_enter_r(ACL_HTABLE *table, const char *key, void *value,
		void (*callback)(ACL_HTABLE_INFO *ht, void *arg), void *arg);

/**
 * <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> key <EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ѱijһ<EFBFBD>ض<EFBFBD><EFBFBD><EFBFBD>ϣ<EFBFBD><EFBFBD>
 * @param table <EFBFBD><EFBFBD>ϣ<EFBFBD><EFBFBD>ָ<EFBFBD><EFBFBD>
 * @param key <EFBFBD><EFBFBD>
 * @return <EFBFBD><EFBFBD>Ϊ<EFBFBD><EFBFBD>ָ<EFBFBD><EFBFBD>: <EFBFBD><EFBFBD>ʾ<EFBFBD>鵽<EFBFBD>˶<EFBFBD>Ӧ<EFBFBD><EFBFBD> key <EFBFBD><EFBFBD><EFBFBD>Ĺ<EFBFBD>ϣ<EFBFBD><EFBFBD>
 *         Ϊ<EFBFBD><EFBFBD>: <EFBFBD><EFBFBD>ʾδ<EFBFBD>鵽<EFBFBD><EFBFBD>Ӧ<EFBFBD><EFBFBD> key <EFBFBD><EFBFBD><EFBFBD>Ĺ<EFBFBD>ϣ<EFBFBD><EFBFBD>
 */
ACL_API ACL_HTABLE_INFO *acl_htable_locate(ACL_HTABLE *table, const char *key);

/**
 * <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> key <EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ѱijһ<EFBFBD>ض<EFBFBD><EFBFBD><EFBFBD>ϣ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>߳<EFBFBD>ͬʱ<EFBFBD><EFBFBD><EFBFBD>д˲<EFBFBD><EFBFBD><EFBFBD>ʱ<EFBFBD><EFBFBD>
 * <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ڲ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>Զ<EFBFBD><EFBFBD><EFBFBD>֤<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
 * @param table <EFBFBD><EFBFBD>ϣ<EFBFBD><EFBFBD>ָ<EFBFBD><EFBFBD>
 * @param key <EFBFBD><EFBFBD>
 * @param callback <EFBFBD>鵽<EFBFBD><EFBFBD>Ҫ<EFBFBD><EFBFBD><EFBFBD>ļ<EFBFBD>ֵ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ָ<EFBFBD><EFBFBD><EFBFBD>ǿ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>֮
 * @param arg callback <EFBFBD><EFBFBD><EFBFBD><EFBFBD>֮һ
 * @return <EFBFBD><EFBFBD>Ϊ<EFBFBD><EFBFBD>ָ<EFBFBD><EFBFBD>: <EFBFBD><EFBFBD>ʾ<EFBFBD>鵽<EFBFBD>˶<EFBFBD>Ӧ<EFBFBD><EFBFBD> key <EFBFBD><EFBFBD><EFBFBD>Ĺ<EFBFBD>ϣ<EFBFBD><EFBFBD>
 *         Ϊ<EFBFBD><EFBFBD>: <EFBFBD><EFBFBD>ʾδ<EFBFBD>鵽<EFBFBD><EFBFBD>Ӧ<EFBFBD><EFBFBD> key <EFBFBD><EFBFBD><EFBFBD>Ĺ<EFBFBD>ϣ<EFBFBD><EFBFBD>
 */
ACL_API int acl_htable_locate_r(ACL_HTABLE *table, const char *key,
		void (*callback)(ACL_HTABLE_INFO *ht, void *arg), void *arg);

/**
 * <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> key <EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ѱ<EFBFBD>û<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
 * @param table <EFBFBD><EFBFBD>ϣ<EFBFBD><EFBFBD>ָ<EFBFBD><EFBFBD>
 * @param key <EFBFBD><EFBFBD>
 * @return <EFBFBD><EFBFBD>Ϊ<EFBFBD><EFBFBD>: <EFBFBD><EFBFBD>ʾ<EFBFBD>鵽<EFBFBD>˶<EFBFBD>Ӧ<EFBFBD><EFBFBD> key <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>, <EFBFBD>û<EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ը<EFBFBD><EFBFBD><EFBFBD><EFBFBD>û<EFBFBD><EFBFBD>Լ<EFBFBD><EFBFBD><EFBFBD>
 *  <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ͽ<EFBFBD><EFBFBD><EFBFBD>ת<EFBFBD><EFBFBD>; Ϊ<EFBFBD><EFBFBD>: <EFBFBD><EFBFBD>ʾδ<EFBFBD>鵽<EFBFBD><EFBFBD>Ӧ<EFBFBD><EFBFBD> key <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
 */
ACL_API void *acl_htable_find(ACL_HTABLE *table, const char *key);

/**
 * <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> key <EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ѱ<EFBFBD>û<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>, <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>߳<EFBFBD>ͬʱ<EFBFBD><EFBFBD><EFBFBD>д˲<EFBFBD><EFBFBD><EFBFBD>ʱ<EFBFBD><EFBFBD>
 * <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ڲ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>Զ<EFBFBD><EFBFBD><EFBFBD>֤<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
 * @param table <EFBFBD><EFBFBD>ϣ<EFBFBD><EFBFBD>ָ<EFBFBD><EFBFBD>
 * @param key <EFBFBD><EFBFBD>
 * @param callback <EFBFBD><EFBFBD><EFBFBD>鵽<EFBFBD><EFBFBD>Ҫ<EFBFBD><EFBFBD><EFBFBD>ļ<EFBFBD>ֵ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ú<EFBFBD><EFBFBD><EFBFBD>ָ<EFBFBD>벻Ϊ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>֮
 * @param arg callback <EFBFBD>IJ<EFBFBD><EFBFBD><EFBFBD>֮һ
 * @return <EFBFBD><EFBFBD>Ϊ<EFBFBD><EFBFBD>: <EFBFBD><EFBFBD>ʾ<EFBFBD>鵽<EFBFBD>˶<EFBFBD>Ӧ<EFBFBD><EFBFBD> key <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>, <EFBFBD>û<EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ը<EFBFBD><EFBFBD><EFBFBD><EFBFBD>û<EFBFBD><EFBFBD>Լ<EFBFBD><EFBFBD><EFBFBD>
 *  <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ͽ<EFBFBD><EFBFBD><EFBFBD>ת<EFBFBD><EFBFBD>; Ϊ<EFBFBD><EFBFBD>: <EFBFBD><EFBFBD>ʾδ<EFBFBD>鵽<EFBFBD><EFBFBD>Ӧ<EFBFBD><EFBFBD> key <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
 */
ACL_API int  acl_htable_find_r(ACL_HTABLE *table, const char *key,
		void (*callback)(void *value, void *arg), void *arg);

/**
 * <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> key <EFBFBD><EFBFBD>ɾ<EFBFBD><EFBFBD>ijһ<EFBFBD><EFBFBD>ϣ<EFBFBD><EFBFBD>
 * @param table <EFBFBD><EFBFBD>ϣ<EFBFBD><EFBFBD>ָ<EFBFBD><EFBFBD>
 * @param key <EFBFBD><EFBFBD>
 * @param free_fn <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ú<EFBFBD><EFBFBD><EFBFBD>ָ<EFBFBD>벻Ϊ<EFBFBD>ղ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>ҵ<EFBFBD><EFBFBD>˶<EFBFBD>Ӧ<EFBFBD><EFBFBD> key <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>, <EFBFBD><EFBFBD><EFBFBD>ȵ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>û<EFBFBD>
 *        <EFBFBD><EFBFBD><EFBFBD>ṩ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>һЩ<EFBFBD><EFBFBD>β<EFBFBD><EFBFBD><EFBFBD><EFBFBD>, Ȼ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ͷŸù<EFBFBD>ϣ<EFBFBD><EFBFBD>
 * @return 0: <EFBFBD>ɹ<EFBFBD>;  -1: δ<EFBFBD>ҵ<EFBFBD><EFBFBD><EFBFBD> key <EFBFBD><EFBFBD>
 */
ACL_API int acl_htable_delete(ACL_HTABLE *table, const char *key, void (*free_fn) (void *));
#define	acl_htable_delete_r	acl_htable_delete

/**
 * <EFBFBD>ͷ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ϣ<EFBFBD><EFBFBD>
 * @param table <EFBFBD><EFBFBD>ϣ<EFBFBD><EFBFBD>ָ<EFBFBD><EFBFBD>
 * @param free_fn <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ָ<EFBFBD>벻Ϊ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Թ<EFBFBD>ϣ<EFBFBD><EFBFBD><EFBFBD>е<EFBFBD>ÿһ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>ϣ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>øú<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>β<EFBFBD><EFBFBD><EFBFBD><EFBFBD>, Ȼ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ͷ<EFBFBD>
 */
ACL_API void acl_htable_free(ACL_HTABLE *table, void (*free_fn) (void *));

/**
 * <EFBFBD><EFBFBD><EFBFBD>ù<EFBFBD>ϣ<EFBFBD><EFBFBD>, <EFBFBD>ú<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ͷŹ<EFBFBD>ϣ<EFBFBD><EFBFBD><EFBFBD>е<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>, <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>³<EFBFBD>ʼ<EFBFBD><EFBFBD>
 * @param table <EFBFBD><EFBFBD>ϣ<EFBFBD><EFBFBD>ָ<EFBFBD><EFBFBD>
 * @param free_fn <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ָ<EFBFBD>벻Ϊ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Թ<EFBFBD>ϣ<EFBFBD><EFBFBD><EFBFBD>е<EFBFBD>ÿһ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>ϣ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>øú<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>β<EFBFBD><EFBFBD><EFBFBD><EFBFBD>, Ȼ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ͷ<EFBFBD>
 * @return <EFBFBD>Ƿ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>óɹ<EFBFBD>. 0: OK; < 0: error.
 */
ACL_API int acl_htable_reset(ACL_HTABLE *table, void (*free_fn) (void *));
#define	acl_htable_reset_r	acl_htable_reset

/**
 * <EFBFBD>Թ<EFBFBD>ϣ<EFBFBD><EFBFBD><EFBFBD>е<EFBFBD>ÿһ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>ϣ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>д<EFBFBD><EFBFBD><EFBFBD>
 * @param table <EFBFBD><EFBFBD>ϣ<EFBFBD><EFBFBD>ָ<EFBFBD><EFBFBD>
 * @param walk_fn <EFBFBD><EFBFBD><EFBFBD><EFBFBD>ÿһ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>ϣ<EFBFBD><EFBFBD><EFBFBD>ĺ<EFBFBD><EFBFBD><EFBFBD>ָ<EFBFBD><EFBFBD>, <EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ϊ<EFBFBD><EFBFBD>
 * @param arg <EFBFBD>û<EFBFBD><EFBFBD>Լ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>͵<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
 */
ACL_API void acl_htable_walk(ACL_HTABLE *table, void (*walk_fn) (ACL_HTABLE_INFO *, void *), void *arg);
#define	acl_htable_walk_r	acl_htable_walk

/**
 * <EFBFBD><EFBFBD><EFBFBD>ع<EFBFBD>ϣ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>ǰ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ռ<EFBFBD><EFBFBD><EFBFBD>С
 * @param table <EFBFBD><EFBFBD>ϣ<EFBFBD><EFBFBD>ָ<EFBFBD><EFBFBD>
 * @return <EFBFBD><EFBFBD>ϣ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ռ<EFBFBD><EFBFBD><EFBFBD>С
 */
ACL_API int acl_htable_size(const ACL_HTABLE *table);

/**
 * <EFBFBD><EFBFBD><EFBFBD>ع<EFBFBD>ϣ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>ǰ<EFBFBD>Ĵ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ԫ<EFBFBD>ظ<EFBFBD><EFBFBD><EFBFBD>
 * @param table <EFBFBD><EFBFBD>ϣ<EFBFBD><EFBFBD>ָ<EFBFBD><EFBFBD>
 * @return <EFBFBD><EFBFBD>ϣ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ԫ<EFBFBD>ظ<EFBFBD><EFBFBD><EFBFBD>
 */
ACL_API int acl_htable_used(const ACL_HTABLE *table);

/**
 * <EFBFBD><EFBFBD><EFBFBD><EFBFBD>ϣ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ϳ<EFBFBD>һ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
 * @param table <EFBFBD><EFBFBD>ϣ<EFBFBD><EFBFBD>
 * @return <EFBFBD><EFBFBD>Ϊ<EFBFBD><EFBFBD>: <EFBFBD><EFBFBD><EFBFBD><EFBFBD>ָ<EFBFBD><EFBFBD>; Ϊ<EFBFBD><EFBFBD>: <EFBFBD><EFBFBD>ʾ<EFBFBD>ù<EFBFBD>ϣ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>û<EFBFBD>й<EFBFBD>ϣ<EFBFBD><EFBFBD>
 */
ACL_API ACL_HTABLE_INFO **acl_htable_list(const ACL_HTABLE *table);

/**
 * <EFBFBD><EFBFBD>ʾ<EFBFBD><EFBFBD>ϣ<EFBFBD><EFBFBD><EFBFBD><EFBFBD> key <EFBFBD><EFBFBD><EFBFBD>ķֲ<EFBFBD>״̬
 * @param table <EFBFBD><EFBFBD>ϣ<EFBFBD><EFBFBD>ָ<EFBFBD><EFBFBD>
 */
ACL_API void acl_htable_stat(const ACL_HTABLE *table);
#define	acl_htable_stat_r	acl_htable_stat

ACL_API ACL_HTABLE_INFO **acl_htable_data(ACL_HTABLE *table);
ACL_API const ACL_HTABLE_INFO *acl_htable_iter_head(ACL_HTABLE *table, ACL_HTABLE_ITER *iter);
ACL_API const ACL_HTABLE_INFO *acl_htable_iter_next(ACL_HTABLE_ITER *iter);
ACL_API const ACL_HTABLE_INFO *acl_htable_iter_tail(ACL_HTABLE *table, ACL_HTABLE_ITER *iter);
ACL_API const ACL_HTABLE_INFO *acl_htable_iter_prev(ACL_HTABLE_ITER *iter);

/*--------------------  һЩ<D2BB><D0A9><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ݵĺ<DDB5><C4BA><EFBFBD><EFBFBD><EFBFBD> --------------------------------*/

#define	ACL_HTABLE_ITER_KEY(iter)	((iter).ptr->key.c_key)
#define	acl_htable_iter_key		ACL_HTABLE_ITER_KEY

#define	ACL_HTABLE_ITER_VALUE(iter)	((iter).ptr->value)
#define	acl_htable_iter_value		ACL_HTABLE_ITER_VALUE

/**
 * <EFBFBD><EFBFBD><EFBFBD><EFBFBD> ACL_HTABLE
 * @param iter {ACL_HTABLE_ITER}
 * @param table_ptr {ACL_HTABLE *}
 * @example:
	void test()
	{
		ACL_HTABLE *table = acl_htable_create(10, 0);
		ACL_HTABLE_ITER iter;
		char *value, key[32];
		int   i;

		for (i = 0; i < 100; i++) {
			value = (char*) acl_mystrdup("value");
			snprintf(key, sizeof(key), "key:%d", i);
			(void) acl_htable_enter(table, key, value);
		}

		acl_htable_foreach(iter, table) {
			printf("%s=%s\n", acl_htable_iter_key(iter), acl_htable_iter_value(iter));
			if (i == 50)
				break;
		}
		acl_htable_free(table, acl_myfree_fn);
	}
 */

#if 0
#define	ACL_HTABLE_FOREACH(iter, table_ptr)  \
    if (table_ptr)  \
        for((iter).size = acl_htable_size((table_ptr)), (iter).i = 0,  \
          (iter).h = acl_htable_data((table_ptr)); (iter).i < (iter).size; (iter).i++)  \
            for ((iter).ptr = *(iter).h++; (iter).ptr; (iter).ptr = (iter).ptr->next)
#define	ACL_HTABLE_FOREACH_REVERSE(iter, table_ptr)  \
    if (table_ptr)  \
        for((iter).size = acl_htable_size((table_ptr)), (iter).i = (iter).size - 1,  \
          (iter).h = acl_htable_data((table_ptr)) + (iter).i; (iter).i >= 0; (iter).i--)  \
            for ((iter).ptr = *(iter).h--; (iter).ptr; (iter).ptr = (iter).ptr->next)
#else
#define	ACL_HTABLE_FOREACH(iter, table_ptr)  \
    if (table_ptr)  \
        for((void) acl_htable_iter_head((table_ptr), &iter);  \
            (iter).ptr;  \
            (void) acl_htable_iter_next(&iter))
#define	ACL_HTABLE_FOREACH_REVERSE(iter, table_ptr)  \
    if (table_ptr)  \
        for((void) acl_htable_iter_tail((table_ptr), &iter);  \
            (iter).ptr;  \
            (void) acl_htable_iter_prev(&iter))
#endif

#define	acl_htable_foreach		ACL_HTABLE_FOREACH
#define	acl_htable_foreach_reverse	ACL_HTABLE_FOREACH_REVERSE

#ifdef  __cplusplus
}
#endif

#endif