1 #ifndef Py_CPYTHON_METHODOBJECT_H 2 # error "this header file must not be included directly" 3 #endif 4 5 // PyCFunctionObject structure 6 7 typedef struct { 8 PyObject_HEAD 9 PyMethodDef *m_ml; /* Description of the C function to call */ 10 PyObject *m_self; /* Passed as 'self' arg to the C func, can be NULL */ 11 PyObject *m_module; /* The __module__ attribute, can be anything */ 12 PyObject *m_weakreflist; /* List of weak references */ 13 vectorcallfunc vectorcall; 14 } PyCFunctionObject; 15 16 #define _PyCFunctionObject_CAST(func) \ 17 (assert(PyCFunction_Check(func)), \ 18 _Py_CAST(PyCFunctionObject*, (func))) 19 20 21 // PyCMethodObject structure 22 23 typedef struct { 24 PyCFunctionObject func; 25 PyTypeObject *mm_class; /* Class that defines this method */ 26 } PyCMethodObject; 27 28 #define _PyCMethodObject_CAST(func) \ 29 (assert(PyCMethod_Check(func)), \ 30 _Py_CAST(PyCMethodObject*, (func))) 31 32 PyAPI_DATA(PyTypeObject) PyCMethod_Type; 33 34 #define PyCMethod_CheckExact(op) Py_IS_TYPE((op), &PyCMethod_Type) 35 #define PyCMethod_Check(op) PyObject_TypeCheck((op), &PyCMethod_Type) 36 37 38 /* Static inline functions for direct access to these values. 39 Type checks are *not* done, so use with care. */ PyCFunction_GET_FUNCTION(PyObject * func)40static inline PyCFunction PyCFunction_GET_FUNCTION(PyObject *func) { 41 return _PyCFunctionObject_CAST(func)->m_ml->ml_meth; 42 } 43 #define PyCFunction_GET_FUNCTION(func) PyCFunction_GET_FUNCTION(_PyObject_CAST(func)) 44 PyCFunction_GET_SELF(PyObject * func_obj)45static inline PyObject* PyCFunction_GET_SELF(PyObject *func_obj) { 46 PyCFunctionObject *func = _PyCFunctionObject_CAST(func_obj); 47 if (func->m_ml->ml_flags & METH_STATIC) { 48 return _Py_NULL; 49 } 50 return func->m_self; 51 } 52 #define PyCFunction_GET_SELF(func) PyCFunction_GET_SELF(_PyObject_CAST(func)) 53 PyCFunction_GET_FLAGS(PyObject * func)54static inline int PyCFunction_GET_FLAGS(PyObject *func) { 55 return _PyCFunctionObject_CAST(func)->m_ml->ml_flags; 56 } 57 #define PyCFunction_GET_FLAGS(func) PyCFunction_GET_FLAGS(_PyObject_CAST(func)) 58 PyCFunction_GET_CLASS(PyObject * func_obj)59static inline PyTypeObject* PyCFunction_GET_CLASS(PyObject *func_obj) { 60 PyCFunctionObject *func = _PyCFunctionObject_CAST(func_obj); 61 if (func->m_ml->ml_flags & METH_METHOD) { 62 return _PyCMethodObject_CAST(func)->mm_class; 63 } 64 return _Py_NULL; 65 } 66 #define PyCFunction_GET_CLASS(func) PyCFunction_GET_CLASS(_PyObject_CAST(func)) 67