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81 lines
2.8 KiB
81 lines
2.8 KiB
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/* Class object interface */ |
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/* Revealing some structures (not for general use) */ |
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#ifndef Py_CLASSOBJECT_H |
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#define Py_CLASSOBJECT_H |
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#ifdef __cplusplus |
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extern "C" { |
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#endif |
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typedef struct { |
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PyObject_HEAD |
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PyObject *cl_bases; /* A tuple of class objects */ |
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PyObject *cl_dict; /* A dictionary */ |
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PyObject *cl_name; /* A string */ |
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/* The following three are functions or NULL */ |
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PyObject *cl_getattr; |
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PyObject *cl_setattr; |
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PyObject *cl_delattr; |
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} PyClassObject; |
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typedef struct { |
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PyObject_HEAD |
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PyClassObject *in_class; /* The class object */ |
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PyObject *in_dict; /* A dictionary */ |
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PyObject *in_weakreflist; /* List of weak references */ |
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} PyInstanceObject; |
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typedef struct { |
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PyObject_HEAD |
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PyObject *im_func; /* The callable object implementing the method */ |
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PyObject *im_self; /* The instance it is bound to, or NULL */ |
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PyObject *im_class; /* The class that asked for the method */ |
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PyObject *im_weakreflist; /* List of weak references */ |
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} PyMethodObject; |
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PyAPI_DATA(PyTypeObject) PyClass_Type, PyInstance_Type, PyMethod_Type; |
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#define PyClass_Check(op) ((op)->ob_type == &PyClass_Type) |
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#define PyInstance_Check(op) ((op)->ob_type == &PyInstance_Type) |
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#define PyMethod_Check(op) ((op)->ob_type == &PyMethod_Type) |
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PyAPI_FUNC(PyObject *) PyClass_New(PyObject *, PyObject *, PyObject *); |
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PyAPI_FUNC(PyObject *) PyInstance_New(PyObject *, PyObject *, |
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PyObject *); |
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PyAPI_FUNC(PyObject *) PyInstance_NewRaw(PyObject *, PyObject *); |
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PyAPI_FUNC(PyObject *) PyMethod_New(PyObject *, PyObject *, PyObject *); |
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PyAPI_FUNC(PyObject *) PyMethod_Function(PyObject *); |
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PyAPI_FUNC(PyObject *) PyMethod_Self(PyObject *); |
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PyAPI_FUNC(PyObject *) PyMethod_Class(PyObject *); |
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/* Look up attribute with name (a string) on instance object pinst, using |
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* only the instance and base class dicts. If a descriptor is found in |
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* a class dict, the descriptor is returned without calling it. |
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* Returns NULL if nothing found, else a borrowed reference to the |
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* value associated with name in the dict in which name was found. |
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* The point of this routine is that it never calls arbitrary Python |
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* code, so is always "safe": all it does is dict lookups. The function |
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* can't fail, never sets an exception, and NULL is not an error (it just |
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* means "not found"). |
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*/ |
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PyAPI_FUNC(PyObject *) _PyInstance_Lookup(PyObject *pinst, PyObject *name); |
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/* Macros for direct access to these values. Type checks are *not* |
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done, so use with care. */ |
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#define PyMethod_GET_FUNCTION(meth) \ |
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(((PyMethodObject *)meth) -> im_func) |
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#define PyMethod_GET_SELF(meth) \ |
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(((PyMethodObject *)meth) -> im_self) |
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#define PyMethod_GET_CLASS(meth) \ |
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(((PyMethodObject *)meth) -> im_class) |
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PyAPI_FUNC(int) PyClass_IsSubclass(PyObject *, PyObject *); |
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#ifdef __cplusplus |
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} |
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#endif |
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#endif /* !Py_CLASSOBJECT_H */
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