python27_sys/
memoryobject.rs

1use libc::{c_char, c_int};
2
3use crate::object::*;
4use crate::pyport::Py_ssize_t;
5
6#[cfg_attr(windows, link(name = "pythonXY"))]
7extern "C" {
8    pub static mut PyMemoryView_Type: PyTypeObject;
9}
10
11#[inline(always)]
12pub unsafe fn PyMemoryView_Check(op: *mut PyObject) -> c_int {
13    let u: *mut PyTypeObject = &mut PyMemoryView_Type;
14    (Py_TYPE(op) == u) as c_int
15}
16
17#[inline(always)]
18pub unsafe fn PyMemoryView_GET_BUFFER(op: *mut PyObject) -> *mut Py_buffer {
19    &mut (*(op as *mut PyMemoryViewObject)).view
20}
21
22#[inline(always)]
23pub unsafe fn PyMemoryView_GET_BASE(op: *mut PyObject) -> *mut PyObject {
24    (*(op as *mut PyMemoryViewObject)).view.obj
25}
26
27#[cfg_attr(windows, link(name = "pythonXY"))]
28extern "C" {
29    pub fn PyMemoryView_GetContiguous(
30        base: *mut PyObject,
31        buffertype: c_int,
32        fort: c_char,
33    ) -> *mut PyObject;
34    pub fn PyMemoryView_FromObject(base: *mut PyObject) -> *mut PyObject;
35    pub fn PyMemoryView_FromBuffer(info: *mut Py_buffer) -> *mut PyObject;
36}
37
38#[repr(C)]
39#[derive(Copy, Clone)]
40pub struct PyMemoryViewObject {
41    #[cfg(py_sys_config = "Py_TRACE_REFS")]
42    pub _ob_next: *mut PyObject,
43    #[cfg(py_sys_config = "Py_TRACE_REFS")]
44    pub _ob_prev: *mut PyObject,
45    pub ob_refcnt: Py_ssize_t,
46    pub ob_type: *mut PyTypeObject,
47    pub base: *mut PyObject,
48    pub view: Py_buffer,
49}