# descrobject.rs - source
Source of the Rust file `/home/runner/.cargo/registry/src/github.com-1ecc6299db9ec823/pyo3-0.13.2/src/ffi/descrobject.rs`.
Keywords: rust, rustlang, rust-lang

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    use crate::ffi::methodobject::PyMethodDef;
    use crate::ffi::object::{PyObject, PyTypeObject};
    #[cfg(all(not(PyPy), not(Py_LIMITED_API)))]
    use crate::ffi::object::{PyObject_GenericGetDict, PyObject_GenericSetDict};
    use crate::ffi::structmember::PyMemberDef;
    use std::os::raw::{c_char, c_int, c_void};
    use std::ptr;

    pub type getter = unsafe extern "C" fn(slf: *mut PyObject, closure: *mut c_void) -> *mut PyObject;
    pub type setter =
        unsafe extern "C" fn(slf: *mut PyObject, value: *mut PyObject, closure: *mut c_void) -> c_int;

    #[repr(C)]
    #[derive(Copy, Clone, Debug)]
    pub struct PyGetSetDef {
        pub name: *mut c_char,
        pub get: Option<getter>,
        pub set: Option<setter>,
        pub doc: *mut c_char,
        pub closure: *mut c_void,
    }

    // skipped non-limited wrapperfunc
    // skipped non-limited wrapperfunc_kwds
    // skipped non-limited struct wrapperbase
    // skipped non-limited PyWrapperFlag_KEYWORDS

    // skipped non-limited PyDescrObject
    // skipped non-limited PyDescr_COMMON
    // skipped non-limited PyDescr_TYPE
    // skipped non-limited PyDescr_NAME
    // skipped non-limited PyMethodDescrObject
    // skipped non-limited PyMemberDescrObject
    // skipped non-limited PyGetSetDescrObject
    // skipped non-limited PyWrapperDescrObject

    #[cfg_attr(windows, link(name = "pythonXY"))]
    extern "C" {
        #[cfg_attr(PyPy, link_name = "PyPyClassMethodDescr_Type")]
        pub static mut PyClassMethodDescr_Type: PyTypeObject;
        #[cfg_attr(PyPy, link_name = "PyPyGetSetDescr_Type")]
        pub static mut PyGetSetDescr_Type: PyTypeObject;
        #[cfg_attr(PyPy, link_name = "PyPyMemberDescr_Type")]
        pub static mut PyMemberDescr_Type: PyTypeObject;
        #[cfg_attr(PyPy, link_name = "PyPyMethodDescr_Type")]
        pub static mut PyMethodDescr_Type: PyTypeObject;
        #[cfg_attr(PyPy, link_name = "PyPyWrapperDescr_Type")]
        pub static mut PyWrapperDescr_Type: PyTypeObject;
        #[cfg_attr(PyPy, link_name = "PyPyDictProxy_Type")]
        pub static mut PyDictProxy_Type: PyTypeObject;
        // skipped non-limited _PyMethodWrapper_Type
    }

    extern "C" {
        pub fn PyDescr_NewMethod(arg1: *mut PyTypeObject, arg2: *mut PyMethodDef) -> *mut PyObject;
        #[cfg_attr(PyPy, link_name = "PyPyDescr_NewClassMethod")]
        pub fn PyDescr_NewClassMethod(arg1: *mut PyTypeObject, arg2: *mut PyMethodDef)
            -> *mut PyObject;
        pub fn PyDescr_NewMember(arg1: *mut PyTypeObject, arg2: *mut PyMemberDef) -> *mut PyObject;
        pub fn PyDescr_NewGetSet(arg1: *mut PyTypeObject, arg2: *mut PyGetSetDef) -> *mut PyObject;
        // skipped non-limited PyDescr_NewWrapper
        // skipped non-limited PyDescr_IsData
        #[cfg_attr(PyPy, link_name = "PyPyDictProxy_New")]
        pub fn PyDictProxy_New(arg1: *mut PyObject) -> *mut PyObject;
        pub fn PyWrapper_New(arg1: *mut PyObject, arg2: *mut PyObject) -> *mut PyObject;

        #[cfg_attr(PyPy, link_name = "PyPyProperty_Type")]
        pub static mut PyProperty_Type: PyTypeObject;
    }

    /// Helper initial value of [`PyGetSetDef`] for a Python class.
    ///
    /// Not present in `cpython/Include/descrobject`.
    #[deprecated(note = "not present in Python headers; to be removed")]
    pub const PyGetSetDef_INIT: PyGetSetDef = PyGetSetDef {
        name: ptr::null_mut(),
        get: None,
        set: None,
        doc: ptr::null_mut(),
        closure: ptr::null_mut(),
    };

    #[cfg(any(PyPy, Py_LIMITED_API))]
    #[deprecated(note = "not present in Python headers; to be removed")]
    #[allow(deprecated)]
    pub const PyGetSetDef_DICT: PyGetSetDef = PyGetSetDef_INIT;

    /// Helper initial value of [`PyGetSetDef`] for a dict-like Python class.
    ///
    /// Not present in `cpython/Include/descrobject.h`.
    // PyPy doesn't export neither PyObject_GenericGetDict/PyObject_GenericSetDict
    // Py_LIMITED_API exposes PyObject_GenericSetDict but not Get.
    #[cfg(all(not(PyPy), not(Py_LIMITED_API)))]
    #[deprecated(note = "not present in Python headers; to be removed")]
    pub const PyGetSetDef_DICT: PyGetSetDef = PyGetSetDef {
        name: "__dict__\0".as_ptr() as *mut c_char,
        get: Some(PyObject_GenericGetDict),
        set: Some(PyObject_GenericSetDict),
        doc: ptr::null_mut(),
        closure: ptr::null_mut(),
    };