111 строки
2.7 KiB
C
111 строки
2.7 KiB
C
/* SPDX-License-Identifier: GPL-2.0 */
|
|
extern struct btree_geo btree_geo128;
|
|
|
|
struct btree_head128 { struct btree_head h; };
|
|
|
|
static inline void btree_init_mempool128(struct btree_head128 *head,
|
|
mempool_t *mempool)
|
|
{
|
|
btree_init_mempool(&head->h, mempool);
|
|
}
|
|
|
|
static inline int btree_init128(struct btree_head128 *head)
|
|
{
|
|
return btree_init(&head->h);
|
|
}
|
|
|
|
static inline void btree_destroy128(struct btree_head128 *head)
|
|
{
|
|
btree_destroy(&head->h);
|
|
}
|
|
|
|
static inline void *btree_lookup128(struct btree_head128 *head, u64 k1, u64 k2)
|
|
{
|
|
u64 key[2] = {k1, k2};
|
|
return btree_lookup(&head->h, &btree_geo128, (unsigned long *)&key);
|
|
}
|
|
|
|
static inline void *btree_get_prev128(struct btree_head128 *head,
|
|
u64 *k1, u64 *k2)
|
|
{
|
|
u64 key[2] = {*k1, *k2};
|
|
void *val;
|
|
|
|
val = btree_get_prev(&head->h, &btree_geo128,
|
|
(unsigned long *)&key);
|
|
*k1 = key[0];
|
|
*k2 = key[1];
|
|
return val;
|
|
}
|
|
|
|
static inline int btree_insert128(struct btree_head128 *head, u64 k1, u64 k2,
|
|
void *val, gfp_t gfp)
|
|
{
|
|
u64 key[2] = {k1, k2};
|
|
return btree_insert(&head->h, &btree_geo128,
|
|
(unsigned long *)&key, val, gfp);
|
|
}
|
|
|
|
static inline int btree_update128(struct btree_head128 *head, u64 k1, u64 k2,
|
|
void *val)
|
|
{
|
|
u64 key[2] = {k1, k2};
|
|
return btree_update(&head->h, &btree_geo128,
|
|
(unsigned long *)&key, val);
|
|
}
|
|
|
|
static inline void *btree_remove128(struct btree_head128 *head, u64 k1, u64 k2)
|
|
{
|
|
u64 key[2] = {k1, k2};
|
|
return btree_remove(&head->h, &btree_geo128, (unsigned long *)&key);
|
|
}
|
|
|
|
static inline void *btree_last128(struct btree_head128 *head, u64 *k1, u64 *k2)
|
|
{
|
|
u64 key[2];
|
|
void *val;
|
|
|
|
val = btree_last(&head->h, &btree_geo128, (unsigned long *)&key[0]);
|
|
if (val) {
|
|
*k1 = key[0];
|
|
*k2 = key[1];
|
|
}
|
|
|
|
return val;
|
|
}
|
|
|
|
static inline int btree_merge128(struct btree_head128 *target,
|
|
struct btree_head128 *victim,
|
|
gfp_t gfp)
|
|
{
|
|
return btree_merge(&target->h, &victim->h, &btree_geo128, gfp);
|
|
}
|
|
|
|
void visitor128(void *elem, unsigned long opaque, unsigned long *__key,
|
|
size_t index, void *__func);
|
|
|
|
typedef void (*visitor128_t)(void *elem, unsigned long opaque,
|
|
u64 key1, u64 key2, size_t index);
|
|
|
|
static inline size_t btree_visitor128(struct btree_head128 *head,
|
|
unsigned long opaque,
|
|
visitor128_t func2)
|
|
{
|
|
return btree_visitor(&head->h, &btree_geo128, opaque,
|
|
visitor128, func2);
|
|
}
|
|
|
|
static inline size_t btree_grim_visitor128(struct btree_head128 *head,
|
|
unsigned long opaque,
|
|
visitor128_t func2)
|
|
{
|
|
return btree_grim_visitor(&head->h, &btree_geo128, opaque,
|
|
visitor128, func2);
|
|
}
|
|
|
|
#define btree_for_each_safe128(head, k1, k2, val) \
|
|
for (val = btree_last128(head, &k1, &k2); \
|
|
val; \
|
|
val = btree_get_prev128(head, &k1, &k2))
|
|
|