map.h File Reference

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Data Structures
union	pw_map_item
	An entry in the map. More...
class	pw_map
	A map. More...

Macros
#define	PW_MAP_INIT(extend)   (struct pw_map) { PW_ARRAY_INIT(extend), 0 }
#define	pw_map_get_size(m)   pw_array_get_len(&(m)->items, union pw_map_item)
#define	pw_map_get_item(m, id)   pw_array_get_unchecked(&(m)->items,id,union pw_map_item)
#define	pw_map_item_is_free(item)   ((item)->next & 0x1)
#define	pw_map_id_is_free(m, id)   (pw_map_item_is_free(pw_map_get_item(m,id)))
#define	pw_map_check_id(m, id)   ((id) < pw_map_get_size(m))
#define	pw_map_has_item(m, id)   (pw_map_check_id(m,id) && !pw_map_id_is_free(m, id))
#define	pw_map_lookup_unchecked(m, id)   pw_map_get_item(m,id)->data

Macro Definition Documentation

pw_map_check_id

#define pw_map_check_id	(		m,
			id
	)		((id) < pw_map_get_size(m))

pw_map_get_item

#define pw_map_get_item	(		m,
			id
	)		pw_array_get_unchecked(&(m)->items,id,union pw_map_item)

pw_map_get_size

#define pw_map_get_size

(

m

)

pw_array_get_len(&(m)->items, union pw_map_item)

pw_map_has_item

#define pw_map_has_item	(		m,
			id
	)		(pw_map_check_id(m,id) && !pw_map_id_is_free(m, id))

pw_map_id_is_free

#define pw_map_id_is_free	(		m,
			id
	)		(pw_map_item_is_free(pw_map_get_item(m,id)))

PW_MAP_INIT

#define PW_MAP_INIT

(

extend

)

(struct pw_map) { PW_ARRAY_INIT(extend), 0 }

pw_map_item_is_free

#define pw_map_item_is_free

(

item

)

((item)->next & 0x1)

pw_map_lookup_unchecked

#define pw_map_lookup_unchecked	(		m,
			id
	)		pw_map_get_item(m,id)->data