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| 2 |
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| 3 |
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| 4 | #ifndef _OBJAGG_H
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| 5 | #define _OBJAGG_H
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| 6 |
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| 7 | struct objagg_ops {
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| 8 | size_t obj_size;
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| 9 | bool (*delta_check)(void *priv, const void *parent_obj,
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| 10 | const void *obj);
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| 11 | void * (*delta_create)(void *priv, void *parent_obj, void *obj);
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| 12 | void (*delta_destroy)(void *priv, void *delta_priv);
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| 13 | void * (*root_create)(void *priv, void *obj, unsigned int root_id);
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| 14 | #define OBJAGG_OBJ_ROOT_ID_INVALID UINT_MAX
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| 15 | void (*root_destroy)(void *priv, void *root_priv);
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| 16 | };
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| 17 |
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| 18 | struct objagg;
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| 19 | struct objagg_obj;
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| 20 | struct objagg_hints;
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| 21 |
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| 22 | const void *objagg_obj_root_priv(const struct objagg_obj *objagg_obj);
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| 23 | const void *objagg_obj_delta_priv(const struct objagg_obj *objagg_obj);
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| 24 | const void *objagg_obj_raw(const struct objagg_obj *objagg_obj);
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| 25 |
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| 26 | struct objagg_obj *objagg_obj_get(struct objagg *objagg, void *obj);
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| 27 | void objagg_obj_put(struct objagg *objagg, struct objagg_obj *objagg_obj);
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| 28 | struct objagg *objagg_create(const struct objagg_ops *ops,
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| 29 | struct objagg_hints *hints, void *priv);
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| 30 | void objagg_destroy(struct objagg *objagg);
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| 31 |
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| 32 | struct objagg_obj_stats {
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| 33 | unsigned int user_count;
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| 34 | unsigned int delta_user_count;
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| 35 | };
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| 36 |
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| 37 | struct objagg_obj_stats_info {
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| 38 | struct objagg_obj_stats stats;
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| 39 | struct objagg_obj *objagg_obj;
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| 40 | bool is_root;
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| 41 | };
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| 42 |
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| 43 | struct objagg_stats {
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| 44 | unsigned int root_count;
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| 45 | unsigned int stats_info_count;
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| 46 | struct objagg_obj_stats_info stats_info[];
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| 47 | };
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| 48 |
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| 49 | const struct objagg_stats *objagg_stats_get(struct objagg *objagg);
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| 50 | void objagg_stats_put(const struct objagg_stats *objagg_stats);
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| 51 |
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| 52 | enum objagg_opt_algo_type {
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| 53 | OBJAGG_OPT_ALGO_SIMPLE_GREEDY,
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| 54 | };
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| 55 |
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| 56 | struct objagg_hints *objagg_hints_get(struct objagg *objagg,
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| 57 | enum objagg_opt_algo_type opt_algo_type);
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| 58 | void objagg_hints_put(struct objagg_hints *objagg_hints);
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| 59 | const struct objagg_stats *
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| 60 | objagg_hints_stats_get(struct objagg_hints *objagg_hints);
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| 61 |
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| 62 | #endif
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