circuitpython/py/map.h
Damien George 9a58d760c3 py: Allow mp_map_t to be initialised by a fixed-size, const table.
This allows keyword maps to be created directly from stack data.
2014-02-08 18:47:46 +00:00

41 lines
1.2 KiB
C

typedef struct _mp_map_elem_t {
mp_obj_t key;
mp_obj_t value;
} mp_map_elem_t;
typedef struct _mp_map_t {
struct {
machine_uint_t all_keys_are_qstrs : 1;
machine_uint_t table_is_fixed_array : 1;
machine_uint_t used : (8 * sizeof(machine_uint_t) - 2);
};
machine_uint_t alloc;
mp_map_elem_t *table;
} mp_map_t;
typedef struct _mp_set_t {
machine_uint_t alloc;
machine_uint_t used;
mp_obj_t *table;
} mp_set_t;
typedef enum _mp_map_lookup_kind_t {
MP_MAP_LOOKUP, // 0
MP_MAP_LOOKUP_ADD_IF_NOT_FOUND, // 1
MP_MAP_LOOKUP_REMOVE_IF_FOUND, // 2
MP_MAP_LOOKUP_FIRST = 4,
} mp_map_lookup_kind_t;
int get_doubling_prime_greater_or_equal_to(int x);
void mp_map_init(mp_map_t *map, int n);
void mp_map_init_fixed_table(mp_map_t *map, int n, const mp_obj_t *table);
mp_map_t *mp_map_new(int n);
void mp_map_deinit(mp_map_t *map);
void mp_map_free(mp_map_t *map);
mp_map_elem_t* mp_map_lookup(mp_map_t *map, mp_obj_t index, mp_map_lookup_kind_t lookup_kind);
void mp_map_clear(mp_map_t *map);
void mp_set_init(mp_set_t *set, int n);
mp_obj_t mp_set_lookup(mp_set_t *set, mp_obj_t index, mp_map_lookup_kind_t lookup_kind);
void mp_set_clear(mp_set_t *set);