third_party/upb/python/map.h

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#ifndef PYUPB_MAP_H__
#define PYUPB_MAP_H__
 
#include <stdbool.h>
 
#include "python/python.h"
#include "upb/def.h"
 
// Creates a new repeated field stub for field `f` of message object `parent`.
// Precondition: `parent` must be a stub.
PyObject* PyUpb_MapContainer_NewStub(PyObject* parent, const upb_FieldDef* f,
                                     PyObject* arena);
 
// Returns a map object wrapping `map`, of field type `f`, which must be on
// `arena`.  If an existing wrapper object exists, it will be returned,
// otherwise a new object will be created.  The caller always owns a ref on the
// returned value.
PyObject* PyUpb_MapContainer_GetOrCreateWrapper(upb_Map* map,
                                                const upb_FieldDef* f,
                                                PyObject* arena);
 
// Reifies a map stub to point to the concrete data in `map`.
// If `map` is NULL, an appropriate empty map will be constructed.
void PyUpb_MapContainer_Reify(PyObject* self, upb_Map* map);
 
// Reifies this map object if it is not already reified.
upb_Map* PyUpb_MapContainer_EnsureReified(PyObject* self);
 
// Assigns `self[key] = val` for the map `self`.
int PyUpb_MapContainer_AssignSubscript(PyObject* self, PyObject* key,
                                       PyObject* val);
 
// Invalidates any existing iterators for the map `obj`.
void PyUpb_MapContainer_Invalidate(PyObject* obj);
 
// Module-level init.
bool PyUpb_Map_Init(PyObject* m);
 
#endif  // PYUPB_MAP_H__