149 строки
3.9 KiB
C
149 строки
3.9 KiB
C
/* SPDX-License-Identifier: GPL-2.0 */
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#define __BTREE_TP(pfx, type, sfx) pfx ## type ## sfx
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#define _BTREE_TP(pfx, type, sfx) __BTREE_TP(pfx, type, sfx)
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#define BTREE_TP(pfx) _BTREE_TP(pfx, BTREE_TYPE_SUFFIX,)
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#define BTREE_FN(name) BTREE_TP(btree_ ## name)
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#define BTREE_TYPE_HEAD BTREE_TP(struct btree_head)
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#define VISITOR_FN BTREE_TP(visitor)
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#define VISITOR_FN_T _BTREE_TP(visitor, BTREE_TYPE_SUFFIX, _t)
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BTREE_TYPE_HEAD {
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struct btree_head h;
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};
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static inline void BTREE_FN(init_mempool)(BTREE_TYPE_HEAD *head,
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mempool_t *mempool)
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{
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btree_init_mempool(&head->h, mempool);
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}
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static inline int BTREE_FN(init)(BTREE_TYPE_HEAD *head)
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{
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return btree_init(&head->h);
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}
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static inline void BTREE_FN(destroy)(BTREE_TYPE_HEAD *head)
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{
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btree_destroy(&head->h);
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}
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static inline int BTREE_FN(merge)(BTREE_TYPE_HEAD *target,
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BTREE_TYPE_HEAD *victim,
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gfp_t gfp)
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{
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return btree_merge(&target->h, &victim->h, BTREE_TYPE_GEO, gfp);
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}
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#if (BITS_PER_LONG > BTREE_TYPE_BITS)
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static inline void *BTREE_FN(lookup)(BTREE_TYPE_HEAD *head, BTREE_KEYTYPE key)
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{
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unsigned long _key = key;
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return btree_lookup(&head->h, BTREE_TYPE_GEO, &_key);
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}
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static inline int BTREE_FN(insert)(BTREE_TYPE_HEAD *head, BTREE_KEYTYPE key,
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void *val, gfp_t gfp)
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{
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unsigned long _key = key;
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return btree_insert(&head->h, BTREE_TYPE_GEO, &_key, val, gfp);
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}
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static inline int BTREE_FN(update)(BTREE_TYPE_HEAD *head, BTREE_KEYTYPE key,
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void *val)
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{
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unsigned long _key = key;
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return btree_update(&head->h, BTREE_TYPE_GEO, &_key, val);
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}
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static inline void *BTREE_FN(remove)(BTREE_TYPE_HEAD *head, BTREE_KEYTYPE key)
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{
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unsigned long _key = key;
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return btree_remove(&head->h, BTREE_TYPE_GEO, &_key);
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}
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static inline void *BTREE_FN(last)(BTREE_TYPE_HEAD *head, BTREE_KEYTYPE *key)
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{
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unsigned long _key;
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void *val = btree_last(&head->h, BTREE_TYPE_GEO, &_key);
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if (val)
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*key = _key;
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return val;
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}
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static inline void *BTREE_FN(get_prev)(BTREE_TYPE_HEAD *head, BTREE_KEYTYPE *key)
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{
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unsigned long _key = *key;
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void *val = btree_get_prev(&head->h, BTREE_TYPE_GEO, &_key);
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if (val)
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*key = _key;
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return val;
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}
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#else
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static inline void *BTREE_FN(lookup)(BTREE_TYPE_HEAD *head, BTREE_KEYTYPE key)
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{
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return btree_lookup(&head->h, BTREE_TYPE_GEO, (unsigned long *)&key);
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}
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static inline int BTREE_FN(insert)(BTREE_TYPE_HEAD *head, BTREE_KEYTYPE key,
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void *val, gfp_t gfp)
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{
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return btree_insert(&head->h, BTREE_TYPE_GEO, (unsigned long *)&key,
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val, gfp);
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}
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static inline int BTREE_FN(update)(BTREE_TYPE_HEAD *head, BTREE_KEYTYPE key,
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void *val)
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{
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return btree_update(&head->h, BTREE_TYPE_GEO, (unsigned long *)&key, val);
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}
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static inline void *BTREE_FN(remove)(BTREE_TYPE_HEAD *head, BTREE_KEYTYPE key)
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{
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return btree_remove(&head->h, BTREE_TYPE_GEO, (unsigned long *)&key);
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}
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static inline void *BTREE_FN(last)(BTREE_TYPE_HEAD *head, BTREE_KEYTYPE *key)
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{
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return btree_last(&head->h, BTREE_TYPE_GEO, (unsigned long *)key);
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}
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static inline void *BTREE_FN(get_prev)(BTREE_TYPE_HEAD *head, BTREE_KEYTYPE *key)
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{
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return btree_get_prev(&head->h, BTREE_TYPE_GEO, (unsigned long *)key);
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}
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#endif
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void VISITOR_FN(void *elem, unsigned long opaque, unsigned long *key,
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size_t index, void *__func);
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typedef void (*VISITOR_FN_T)(void *elem, unsigned long opaque,
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BTREE_KEYTYPE key, size_t index);
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static inline size_t BTREE_FN(visitor)(BTREE_TYPE_HEAD *head,
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unsigned long opaque,
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VISITOR_FN_T func2)
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{
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return btree_visitor(&head->h, BTREE_TYPE_GEO, opaque,
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visitorl, func2);
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}
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static inline size_t BTREE_FN(grim_visitor)(BTREE_TYPE_HEAD *head,
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unsigned long opaque,
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VISITOR_FN_T func2)
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{
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return btree_grim_visitor(&head->h, BTREE_TYPE_GEO, opaque,
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visitorl, func2);
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}
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#undef VISITOR_FN
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#undef VISITOR_FN_T
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#undef __BTREE_TP
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#undef _BTREE_TP
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#undef BTREE_TP
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#undef BTREE_FN
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#undef BTREE_TYPE_HEAD
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#undef BTREE_TYPE_SUFFIX
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#undef BTREE_TYPE_GEO
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#undef BTREE_KEYTYPE
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#undef BTREE_TYPE_BITS
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