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