25 #ifndef PIPEWIRE_MAP_H
26 #define PIPEWIRE_MAP_H
60 #define PW_MAP_INIT(extend) (struct pw_map) { PW_ARRAY_INIT(extend), SPA_ID_INVALID }
62 #define pw_map_get_size(m) pw_array_get_len(&(m)->items, union pw_map_item)
63 #define pw_map_get_item(m,id) pw_array_get_unchecked(&(m)->items,id,union pw_map_item)
64 #define pw_map_item_is_free(item) ((item)->next & 0x1)
65 #define pw_map_id_is_free(m,id) (pw_map_item_is_free(pw_map_get_item(m,id)))
66 #define pw_map_check_id(m,id) ((id) < pw_map_get_size(m))
67 #define pw_map_has_item(m,id) (pw_map_check_id(m,id) && !pw_map_id_is_free(m, id))
68 #define pw_map_lookup_unchecked(m,id) pw_map_get_item(m,id)->data
71 #define PW_MAP_ID_TO_PTR(id) (SPA_UINT32_TO_PTR((id)<<1))
73 #define PW_MAP_PTR_TO_ID(p) (SPA_PTR_TO_UINT32(p)>>1)
141 else if (
id == size) {
187 int (*func) (
void *item_data,
void *
data),
void *
data)
194 if ((res = func(item->
data,
data)) != 0)
static int pw_array_ensure_size(struct pw_array *arr, size_t size)
Make sure size bytes can be added to the array.
Definition: array.h:116
static void pw_array_init(struct pw_array *arr, size_t extend)
Initialize the array with given extend.
Definition: array.h:95
static void * pw_array_add(struct pw_array *arr, size_t size)
Add ref size bytes to arr.
Definition: array.h:139
static void pw_array_clear(struct pw_array *arr)
Clear the array.
Definition: array.h:103
#define pw_array_for_each(pos, array)
Definition: array.h:77
static void pw_array_reset(struct pw_array *arr)
Reset the array.
Definition: array.h:110
static void pw_map_remove(struct pw_map *map, uint32_t id)
Remove an item at index.
Definition: map.h:164
#define pw_map_check_id(m, id)
Definition: map.h:71
static void * pw_map_lookup(struct pw_map *map, uint32_t id)
Find an item in the map.
Definition: map.h:175
static int pw_map_insert_at(struct pw_map *map, uint32_t id, void *data)
Insert data in the map at an index.
Definition: map.h:141
#define pw_map_get_size(m)
Definition: map.h:67
static uint32_t pw_map_insert_new(struct pw_map *map, void *data)
Insert data in the map.
Definition: map.h:114
static void pw_map_reset(struct pw_map *map)
Definition: map.h:102
static void pw_map_clear(struct pw_map *map)
Clear a map.
Definition: map.h:97
#define pw_map_item_is_free(item)
Definition: map.h:69
static void pw_map_init(struct pw_map *map, size_t size, size_t extend)
Initialize a map.
Definition: map.h:87
static int pw_map_for_each(struct pw_map *map, int(*func)(void *item_data, void *data), void *data)
Iterate all map items.
Definition: map.h:193
#define pw_map_get_item(m, id)
Definition: map.h:68
#define SPA_ID_INVALID
Definition: defs.h:217
#define SPA_LIKELY(x)
Definition: defs.h:308
size_t size
length of array in bytes
Definition: array.h:54
size_t extend
number of bytes to extend with
Definition: array.h:56
void * data
pointer to array data
Definition: array.h:53
A map.
Definition: map.h:59
struct pw_array items
an array with the map items
Definition: map.h:60
uint32_t free_list
the free items
Definition: map.h:61
An entry in the map.
Definition: map.h:53
uint32_t next
next free index
Definition: map.h:54
void * data
data of this item, must be an even address
Definition: map.h:55