ring/polyfill/
ptr.rs

1// Copyright 2024 Brian Smith.
2//
3// Permission to use, copy, modify, and/or distribute this software for any
4// purpose with or without fee is hereby granted, provided that the above
5// copyright notice and this permission notice appear in all copies.
6//
7// THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
8// WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
9// MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY
10// SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
11// WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION
12// OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN
13// CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
14
15// TODO(MSRV 1.76): Replace with `core::ptr::from_mut`.
16#[allow(dead_code)]
17#[inline(always)]
18pub fn from_mut<T: ?Sized>(r: &mut T) -> *mut T {
19    r
20}
21
22// TODO(MSRV 1.76): Replace with `core::ptr::from_ref`.
23#[allow(dead_code)]
24#[inline(always)]
25pub const fn from_ref<T: ?Sized>(r: &T) -> *const T {
26    r
27}