35 pub struct RwLock<T> {
37     data: UnsafeCell<T>,
42 pub struct RwLockReadGuard<'a, T: 'a> {
43     data: *const T,
51 pub struct RwLockUpgradableGuard<'a, T: 'a> {
52     data: *const T,
53     inner: &'a RwLock<T>,
59 pub struct RwLockWriteGuard<'a, T: 'a> {
60     data: *mut T,
61     inner: &'a RwLock<T>,
64 unsafe impl<T: Send> Send for RwLock<T> {}
65 unsafe impl<T: Send + Sync> Sync for RwLock<T> {}
68 impl<T> RwLock<T> {
71     pub const fn new(data: T) -> Self {  in new()
81     pub fn into_inner(self) -> T {  in into_inner()  argument
90     pub fn as_mut_ptr(&self) -> *mut T {  in as_mut_ptr()  argument
115     pub fn try_read(&self) -> Option<RwLockReadGuard<T>> {  in try_read()  argument
124     fn inner_try_read(&self) -> Option<RwLockReadGuard<T>> {  in inner_try_read()  argument
151     pub fn read(&self) -> RwLockReadGuard<T> {  in read()  argument
179     pub fn try_write(&self) -> Option<RwLockWriteGuard<T>> {  in try_write()  argument
191     fn inner_try_write(&self) -> Option<RwLockWriteGuard<T>> {  in inner_try_write()  argument
210     pub fn write(&self) -> RwLockWriteGuard<T> {  in write()  argument
222     pub fn try_upgradeable_read(&self) -> Option<RwLockUpgradableGuard<T>> {  in try_upgradeable_read()  argument
232     fn inner_try_upgradeable_read(&self) -> Option<RwLockUpgradableGuard<T>> {  in inner_try_upgradeable_read()  argument
248     pub fn upgradeable_read(&self) -> RwLockUpgradableGuard<T> {  in upgradeable_read()  argument
276     pub unsafe fn get_mut(&mut self) -> &mut T {  in get_mut()  argument
281 impl<T: Default> Default for RwLock<T> {
288 impl<T> From<T> for RwLock<T> {
289     fn from(data: T) -> Self {  in from()
294 impl<'rwlock, T> RwLockReadGuard<'rwlock, T> {
305     pub unsafe fn leak(this: Self) -> &'rwlock T {  in leak()  argument
311 impl<'rwlock, T> RwLockUpgradableGuard<'rwlock, T> {
315     pub fn try_upgrade(self) -> Result<RwLockWriteGuard<'rwlock, T>, Self> {  in try_upgrade()  argument
341     pub fn upgrade(mut self) -> RwLockWriteGuard<'rwlock, T> {  in upgrade()  argument
355     pub fn downgrade(self) -> RwLockReadGuard<'rwlock, T> {  in downgrade()  argument
360         let inner: &RwLock<T> = self.inner;  in downgrade()
381     pub unsafe fn leak(this: Self) -> &'rwlock T {  in leak()  argument
382         let this: ManuallyDrop<RwLockUpgradableGuard<'_, T>> = ManuallyDrop::new(this);  in leak()
388 impl<'rwlock, T> RwLockWriteGuard<'rwlock, T> {
399     pub unsafe fn leak(this: Self) -> &'rwlock T {  in leak()  argument
408     pub fn downgrade(self) -> RwLockReadGuard<'rwlock, T> {  in downgrade()  argument
427     pub fn downgrade_to_upgradeable(self) -> RwLockUpgradableGuard<'rwlock, T> {  in downgrade_to_upgradeable()  argument
446 impl<'rwlock, T> Deref for RwLockReadGuard<'rwlock, T> {
447     type Target = T;
454 impl<'rwlock, T> Deref for RwLockUpgradableGuard<'rwlock, T> {
455     type Target = T;
462 impl<'rwlock, T> Deref for RwLockWriteGuard<'rwlock, T> {
463     type Target = T;
470 impl<'rwlock, T> DerefMut for RwLockWriteGuard<'rwlock, T> {
476 impl<'rwlock, T> Drop for RwLockReadGuard<'rwlock, T> {
484 impl<'rwlock, T> Drop for RwLockUpgradableGuard<'rwlock, T> {
496 impl<'rwlock, T> Drop for RwLockWriteGuard<'rwlock, T> {