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Copy pathdictobject.h
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109 lines (89 loc) · 4.31 KB
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#ifndef Py_CPYTHON_DICTOBJECT_H
# error "this header file must not be included directly"
#endif
typedef struct _dictkeysobject PyDictKeysObject;
typedef struct _dictvalues PyDictValues;
/* The ma_values pointer is NULL for a combined table
* or points to an array of PyObject* for a split table
*/
typedef struct {
PyObject_HEAD
/* Number of items in the dictionary */
Py_ssize_t ma_used;
/* Dictionary version: globally unique, value change each time
the dictionary is modified */
uint64_t ma_version_tag;
PyDictKeysObject *ma_keys;
/* If ma_values is NULL, the table is "combined": keys and values
are stored in ma_keys.
If ma_values is not NULL, the table is split:
keys are stored in ma_keys and values are stored in ma_values */
PyDictValues *ma_values;
} PyDictObject;
PyAPI_FUNC(PyObject *) _PyDict_GetItem_KnownHash(PyObject *mp, PyObject *key,
Py_hash_t hash);
PyAPI_FUNC(PyObject *) _PyDict_GetItemWithError(PyObject *dp, PyObject *key);
PyAPI_FUNC(PyObject *) _PyDict_GetItemIdWithError(PyObject *dp,
_Py_Identifier *key);
PyAPI_FUNC(PyObject *) _PyDict_GetItemStringWithError(PyObject *, const char *);
PyAPI_FUNC(PyObject *) PyDict_SetDefault(
PyObject *mp, PyObject *key, PyObject *defaultobj);
PyAPI_FUNC(int) _PyDict_SetItem_KnownHash(PyObject *mp, PyObject *key,
PyObject *item, Py_hash_t hash);
PyAPI_FUNC(int) _PyDict_DelItem_KnownHash(PyObject *mp, PyObject *key,
Py_hash_t hash);
PyAPI_FUNC(int) _PyDict_DelItemIf(PyObject *mp, PyObject *key,
int (*predicate)(PyObject *value));
PyAPI_FUNC(int) _PyDict_Next(
PyObject *mp, Py_ssize_t *pos, PyObject **key, PyObject **value, Py_hash_t *hash);
/* Get the number of items of a dictionary. */
static inline Py_ssize_t PyDict_GET_SIZE(PyObject *op) {
PyDictObject *mp;
assert(PyDict_Check(op));
mp = _Py_CAST(PyDictObject*, op);
return mp->ma_used;
}
#define PyDict_GET_SIZE(op) PyDict_GET_SIZE(_PyObject_CAST(op))
PyAPI_FUNC(int) _PyDict_Contains_KnownHash(PyObject *, PyObject *, Py_hash_t);
PyAPI_FUNC(int) _PyDict_ContainsId(PyObject *, _Py_Identifier *);
PyAPI_FUNC(PyObject *) _PyDict_NewPresized(Py_ssize_t minused);
PyAPI_FUNC(void) _PyDict_MaybeUntrack(PyObject *mp);
PyAPI_FUNC(int) _PyDict_HasOnlyStringKeys(PyObject *mp);
PyAPI_FUNC(Py_ssize_t) _PyDict_SizeOf(PyDictObject *);
PyAPI_FUNC(PyObject *) _PyDict_Pop(PyObject *, PyObject *, PyObject *);
#define _PyDict_HasSplitTable(d) ((d)->ma_values != NULL)
/* Like PyDict_Merge, but override can be 0, 1 or 2. If override is 0,
the first occurrence of a key wins, if override is 1, the last occurrence
of a key wins, if override is 2, a KeyError with conflicting key as
argument is raised.
*/
PyAPI_FUNC(int) _PyDict_MergeEx(PyObject *mp, PyObject *other, int override);
PyAPI_FUNC(int) _PyDict_SetItemId(PyObject *dp, _Py_Identifier *key, PyObject *item);
PyAPI_FUNC(int) _PyDict_DelItemId(PyObject *mp, _Py_Identifier *key);
PyAPI_FUNC(void) _PyDict_DebugMallocStats(FILE *out);
/* _PyDictView */
typedef struct {
PyObject_HEAD
PyDictObject *dv_dict;
} _PyDictViewObject;
PyAPI_FUNC(PyObject *) _PyDictView_New(PyObject *, PyTypeObject *);
PyAPI_FUNC(PyObject *) _PyDictView_Intersect(PyObject* self, PyObject *other);
/* Dictionary watchers */
typedef enum {
PyDict_EVENT_ADDED,
PyDict_EVENT_MODIFIED,
PyDict_EVENT_DELETED,
PyDict_EVENT_CLONED,
PyDict_EVENT_CLEARED,
PyDict_EVENT_DEALLOCATED,
} PyDict_WatchEvent;
// Callback to be invoked when a watched dict is cleared, dealloced, or modified.
// In clear/dealloc case, key and new_value will be NULL. Otherwise, new_value will be the
// new value for key, NULL if key is being deleted.
typedef int(*PyDict_WatchCallback)(PyDict_WatchEvent event, PyObject* dict, PyObject* key, PyObject* new_value);
// Register/unregister a dict-watcher callback
PyAPI_FUNC(int) PyDict_AddWatcher(PyDict_WatchCallback callback);
PyAPI_FUNC(int) PyDict_ClearWatcher(int watcher_id);
// Mark given dictionary as "watched" (callback will be called if it is modified)
PyAPI_FUNC(int) PyDict_Watch(int watcher_id, PyObject* dict);
PyAPI_FUNC(int) PyDict_Unwatch(int watcher_id, PyObject* dict);