Function fill_buffer_info

src/buffer.rs:83–104

A helper function to fill buffer info

(
    bytes: &[u8],
    obj_ptr: *mut ffi::PyObject,
    view: *mut ffi::Py_buffer,
    flags: c_int,
    py: Python,
)

/// A helper function to fill buffer info
unsafe fn fill_buffer_info(
    bytes: &[u8],
    obj_ptr: *mut ffi::PyObject,
    view: *mut ffi::Py_buffer,
    flags: c_int,
    py: Python,
) -> PyResult<()> {
    let ret = unsafe {
        ffi::PyBuffer_FillInfo(
            view,
            obj_ptr as *mut _,
            bytes.as_ptr() as *mut _,
            bytes.len() as _,
            1,
            flags,
        )
    };
    if ret == -1 {
        return Err(PyErr::fetch(py));
    }
    Ok(())
}