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- /* SPDX-License-Identifier: BSD-3-Clause OR GPL-2.0 */
- /* Copyright (c) 2018 Mellanox Technologies. All rights reserved */
- #ifndef _OBJAGG_H
- #define _OBJAGG_H
- struct objagg_ops {
- size_t obj_size;
- bool (*delta_check)(void *priv, const void *parent_obj,
- const void *obj);
- int (*hints_obj_cmp)(const void *obj1, const void *obj2);
- void * (*delta_create)(void *priv, void *parent_obj, void *obj);
- void (*delta_destroy)(void *priv, void *delta_priv);
- void * (*root_create)(void *priv, void *obj, unsigned int root_id);
- #define OBJAGG_OBJ_ROOT_ID_INVALID UINT_MAX
- void (*root_destroy)(void *priv, void *root_priv);
- };
- struct objagg;
- struct objagg_obj;
- struct objagg_hints;
- const void *objagg_obj_root_priv(const struct objagg_obj *objagg_obj);
- const void *objagg_obj_delta_priv(const struct objagg_obj *objagg_obj);
- const void *objagg_obj_raw(const struct objagg_obj *objagg_obj);
- struct objagg_obj *objagg_obj_get(struct objagg *objagg, void *obj);
- void objagg_obj_put(struct objagg *objagg, struct objagg_obj *objagg_obj);
- struct objagg *objagg_create(const struct objagg_ops *ops,
- struct objagg_hints *hints, void *priv);
- void objagg_destroy(struct objagg *objagg);
- struct objagg_obj_stats {
- unsigned int user_count;
- unsigned int delta_user_count; /* includes delta object users */
- };
- struct objagg_obj_stats_info {
- struct objagg_obj_stats stats;
- struct objagg_obj *objagg_obj; /* associated object */
- bool is_root;
- };
- struct objagg_stats {
- unsigned int root_count;
- unsigned int stats_info_count;
- struct objagg_obj_stats_info stats_info[];
- };
- const struct objagg_stats *objagg_stats_get(struct objagg *objagg);
- void objagg_stats_put(const struct objagg_stats *objagg_stats);
- enum objagg_opt_algo_type {
- OBJAGG_OPT_ALGO_SIMPLE_GREEDY,
- };
- struct objagg_hints *objagg_hints_get(struct objagg *objagg,
- enum objagg_opt_algo_type opt_algo_type);
- void objagg_hints_put(struct objagg_hints *objagg_hints);
- const struct objagg_stats *
- objagg_hints_stats_get(struct objagg_hints *objagg_hints);
- #endif
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