1 | // SPDX-License-Identifier: GPL-3.0-or-later |
2 | |
3 | #pragma once |
4 | |
5 | #include <mos/allocator.hpp> |
6 | #include <mos/lib/sync/spinlock.hpp> |
7 | #include <mos/moslib_global.hpp> |
8 | #include <mos/types.hpp> |
9 | #include <mos_stdlib.hpp> |
10 | |
11 | /** |
12 | * @defgroup libs_hashmap libs.HashMap |
13 | * @ingroup libs |
14 | * @brief A simple hashmap. |
15 | * @{ |
16 | */ |
17 | |
18 | typedef hash_t (*hashmap_hash_t)(const uintn key); /// A hashmap hash function prototype. |
19 | typedef int (*hashmap_key_compare_t)(const uintn key1, const uintn key2); /// A hashmap key comparison function prototype. |
20 | typedef bool (*hashmap_foreach_func_t)(const uintn key, void *value, void *data); /// A hashmap foreach callback function prototype. |
21 | |
22 | struct hashmap_entry_t; |
23 | |
24 | typedef struct _hashmap |
25 | { |
26 | s32 magic; |
27 | hashmap_entry_t **entries; |
28 | size_t capacity; |
29 | size_t size; |
30 | hashmap_hash_t hash_func; |
31 | hashmap_key_compare_t key_compare_func; |
32 | spinlock_t lock; |
33 | } hashmap_t; |
34 | |
35 | MOSAPI void hashmap_init(hashmap_t *map, size_t capacity, hashmap_hash_t hash_func, hashmap_key_compare_t compare_func); |
36 | MOSAPI void hashmap_deinit(hashmap_t *map); |
37 | |
38 | MOSAPI void *hashmap_put(hashmap_t *map, uintn key, void *value); |
39 | MOSAPI void *hashmap_get(hashmap_t *map, uintn key); |
40 | MOSAPI void *hashmap_remove(hashmap_t *map, uintn key); |
41 | |
42 | MOSAPI void hashmap_foreach(hashmap_t *map, hashmap_foreach_func_t func, void *data); |
43 | |
44 | /** @} */ |
45 | |