python3.12/cpython/descrobject.h

0001 #ifndef Py_CPYTHON_DESCROBJECT_H
0002 #  error "this header file must not be included directly"
0003 #endif
0004
0005 typedef PyObject *(*wrapperfunc)(PyObject *self, PyObject *args,
0006                                  void *wrapped);
0007
0008 typedef PyObject *(*wrapperfunc_kwds)(PyObject *self, PyObject *args,
0009                                       void *wrapped, PyObject *kwds);
0010
0011 struct wrapperbase {
0012     const char *name;
0013     int offset;
0014     void *function;
0015     wrapperfunc wrapper;
0016     const char *doc;
0017     int flags;
0018     PyObject *name_strobj;
0019 };
0020
0021 /* Flags for above struct */
0022 #define PyWrapperFlag_KEYWORDS 1 /* wrapper function takes keyword args */
0023
0024 /* Various kinds of descriptor objects */
0025
0026 typedef struct {
0027     PyObject_HEAD
0028     PyTypeObject *d_type;
0029     PyObject *d_name;
0030     PyObject *d_qualname;
0031 } PyDescrObject;
0032
0033 #define PyDescr_COMMON PyDescrObject d_common
0034
0035 #define PyDescr_TYPE(x) (((PyDescrObject *)(x))->d_type)
0036 #define PyDescr_NAME(x) (((PyDescrObject *)(x))->d_name)
0037
0038 typedef struct {
0039     PyDescr_COMMON;
0040     PyMethodDef *d_method;
0041     vectorcallfunc vectorcall;
0042 } PyMethodDescrObject;
0043
0044 typedef struct {
0045     PyDescr_COMMON;
0046     PyMemberDef *d_member;
0047 } PyMemberDescrObject;
0048
0049 typedef struct {
0050     PyDescr_COMMON;
0051     PyGetSetDef *d_getset;
0052 } PyGetSetDescrObject;
0053
0054 typedef struct {
0055     PyDescr_COMMON;
0056     struct wrapperbase *d_base;
0057     void *d_wrapped; /* This can be any function pointer */
0058 } PyWrapperDescrObject;
0059
0060 PyAPI_DATA(PyTypeObject) _PyMethodWrapper_Type;
0061
0062 PyAPI_FUNC(PyObject *) PyDescr_NewWrapper(PyTypeObject *,
0063                                                 struct wrapperbase *, void *);
0064 PyAPI_FUNC(int) PyDescr_IsData(PyObject *);