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Diffstat (limited to '')
-rw-r--r-- | vendor/rustix-0.37.6/src/utils.rs | 29 |
1 files changed, 0 insertions, 29 deletions
diff --git a/vendor/rustix-0.37.6/src/utils.rs b/vendor/rustix-0.37.6/src/utils.rs deleted file mode 100644 index dcbadb260..000000000 --- a/vendor/rustix-0.37.6/src/utils.rs +++ /dev/null @@ -1,29 +0,0 @@ -/// Convert a `&T` into a `*const T` without using an `as`. -#[inline] -#[allow(dead_code)] -pub(crate) const fn as_ptr<T>(t: &T) -> *const T { - t -} - -/// Convert a `&mut T` into a `*mut T` without using an `as`. -#[inline] -#[allow(dead_code)] -pub(crate) fn as_mut_ptr<T>(t: &mut T) -> *mut T { - t -} - -/// Convert a `*mut c_void` to a `*mut T`, checking that it is not null, -/// misaligned, or pointing to a region of memory that wraps around the address -/// space. -#[allow(dead_code)] -pub(crate) fn check_raw_pointer<T>(value: *mut core::ffi::c_void) -> Option<core::ptr::NonNull<T>> { - if (value as usize) - .checked_add(core::mem::size_of::<T>()) - .is_none() - || (value as usize) % core::mem::align_of::<T>() != 0 - { - return None; - } - - core::ptr::NonNull::new(value.cast()) -} |