Files
gf-core/src/runtime/c/gu/map.h
2012-01-20 13:41:10 +00:00

122 lines
2.6 KiB
C

#ifndef GU_MAP_H_
#define GU_MAP_H_
#include <gu/hash.h>
#include <gu/mem.h>
#include <gu/exn.h>
typedef const struct GuMapItor GuMapItor;
struct GuMapItor {
void (*fn)(GuMapItor* self, const void* key, void* value,
GuExn *err);
};
typedef struct GuMap GuMap;
GuMap*
gu_make_map(size_t key_size, GuHasher* hasher,
size_t value_size, const void* default_value,
GuPool* pool);
#define gu_new_map(K, HASHER, V, DV, POOL) \
(gu_make_map(sizeof(K), (HASHER), sizeof(V), (DV), (POOL)))
#define gu_new_set(K, HASHER, POOL) \
(gu_make_map(sizeof(K), (HASHER), 0, NULL, (POOL)))
#define gu_new_addr_map(K, V, DV, POOL) \
(gu_make_map(0, NULL, sizeof(V), (DV), (POOL)))
size_t
gu_map_count(GuMap* map);
void*
gu_map_find_full(GuMap* ht, void* key_inout);
const void*
gu_map_find_default(GuMap* ht, const void* key);
#define gu_map_get(MAP, KEYP, V) \
(*(V*)gu_map_find_default((MAP), (KEYP)))
void*
gu_map_find(GuMap* ht, const void* key);
#define gu_map_set(MAP, KEYP, V, VAL) \
GU_BEGIN \
V* gu_map_set_p_ = gu_map_find((MAP), (KEYP)); \
*gu_map_set_p_ = (VAL); \
GU_END
const void*
gu_map_find_key(GuMap* ht, const void* key);
static inline bool
gu_map_has(GuMap* ht, const void* key)
{
return gu_map_find_key(ht, key) != NULL;
}
void*
gu_map_insert(GuMap* ht, const void* key);
#define gu_map_put(MAP, KEYP, V, VAL) \
GU_BEGIN \
V* gu_map_put_p_ = gu_map_insert((MAP), (KEYP)); \
*gu_map_put_p_ = (VAL); \
GU_END
void
gu_map_iter(GuMap* ht, GuMapItor* itor, GuExn* err);
typedef GuMap GuIntMap;
#define gu_new_int_map(VAL_T, DEFAULT, POOL) \
gu_new_map(int, gu_int_hasher, VAL_T, DEFAULT, POOL)
#if defined(GU_TYPE_H_) && !defined(GU_MAP_H_TYPE_)
#define GU_MAP_H_TYPE_
extern GU_DECLARE_KIND(GuMap);
typedef const struct GuMapType GuMapType, GuType_GuMap;
struct GuMapType {
GuType_abstract abstract_base;
GuHasher* hasher;
GuType* key_type;
GuType* value_type;
const void* default_value;
};
GuMap*
gu_map_type_make(GuMapType* mtype, GuPool* pool);
#define gu_map_type_new(MAP_T, POOL) \
gu_map_type_make(gu_type_cast(gu_type(MAP_T), GuMap), (POOL))
#define GU_TYPE_INIT_GuMap(k_, t_, kt_, h_, vt_, dv_) \
{ \
.abstract_base = GU_TYPE_INIT_abstract(k_, t_, _), \
.hasher = h_, \
.key_type = kt_, \
.value_type = vt_, \
.default_value = dv_ \
}
#define gu_type__GuIntMap gu_type__GuMap
typedef GuType_GuMap GuType_GuIntMap;
#define GU_TYPE_INIT_GuIntMap(KIND, MAP_T, VAL_T, DEFAULT) \
GU_TYPE_INIT_GuMap(KIND, MAP_T, gu_type(int), gu_int_hasher, \
VAL_T, DEFAULT)
#endif
#endif // GU_MAP_H_