pipewire/map.h
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| #define | PW_MAP_INIT(extend) ((struct pw_map) { PW_ARRAY_INIT(extend), SPA_ID_INVALID }) |
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| #define | pw_map_get_size(m) pw_array_get_len(&(m)->items, union pw_map_item) |
| | Get the number of currently allocated elements in the map.
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| #define | pw_map_get_item(m, id) pw_array_get_unchecked(&(m)->items,id,union pw_map_item) |
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| #define | pw_map_item_is_free(item) ((item)->next & 0x1) |
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| #define | pw_map_id_is_free(m, id) (pw_map_item_is_free(pw_map_get_item(m,id))) |
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| #define | pw_map_check_id(m, id) ((id) < pw_map_get_size(m)) |
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| #define | pw_map_has_item(m, id) (pw_map_check_id(m,id) && !pw_map_id_is_free(m, id)) |
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| #define | pw_map_lookup_unchecked(m, id) pw_map_get_item(m,id)->data |
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| #define | PW_MAP_ID_TO_PTR(id) (SPA_UINT32_TO_PTR((id)<<1)) |
| | Convert an id to a pointer that can be inserted into the map.
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| #define | PW_MAP_PTR_TO_ID(p) (SPA_PTR_TO_UINT32(p)>>1) |
| | Convert a pointer to an id that can be retrieved from the map.
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| static void | pw_map_init (struct pw_map *map, size_t size, size_t extend) |
| | Initialize a map.
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| static void | pw_map_clear (struct pw_map *map) |
| | Clear a map and free the data storage.
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| static void | pw_map_reset (struct pw_map *map) |
| | Reset a map but keep previously allocated storage.
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| static uint32_t | pw_map_insert_new (struct pw_map *map, void *data) |
| | Insert data in the map.
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| static int | pw_map_insert_at (struct pw_map *map, uint32_t id, void *data) |
| | Replace the data in the map at an index.
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| static void | pw_map_remove (struct pw_map *map, uint32_t id) |
| | Remove an item at index.
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| static void * | pw_map_lookup (const struct pw_map *map, uint32_t id) |
| | Find an item in the map.
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| static int | pw_map_for_each (const struct pw_map *map, int(*func)(void *item_data, void *data), void *data) |
| | Iterate all map items.
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