FsNodeCache

starnix_core::vfs::fs_node_cache

Struct FsNodeCache 

Source 
pub struct FsNodeCache { /* private fields */ }

Implementations§

Source§

impl FsNodeCache

Source

pub fn new(uses_external_node_ids: bool) -> Self

Source

pub fn uses_external_node_ids(&self) -> bool

Source

pub fn allocate_ino(&self) -> Option<ino_t>

Source

pub fn allocate_ino_range(&self, size: usize) -> Option<Range<ino_t>>

Source

pub fn insert_node(&self, node: &FsNodeHandle)

Source

pub fn remove_node(&self, node: &FsNode)

Source

pub fn get_and_validate_or_create_node<V, C>( &self, node_key: ino_t, validate_fn: V, create_fn: C, ) -> Result<FsNodeHandle, Errno>
where V: FnOnce(&FsNodeHandle) -> bool, C: FnOnce() -> Result<FsNodeHandle, Errno>,

Trait Implementations§

Source§

impl Default for FsNodeCache

Source§

fn default() -> Self

Returns the “default value” for a type. Read more

Auto Trait Implementations§

Blanket Implementations§

Source§

impl<T> Any for T
where T: 'static + ?Sized,

Source§

fn type_id(&self) -> TypeId

Gets the TypeId of self. Read more
Source§

impl<T> AsAny for T
where T: Any,

Source§

fn as_any(&self) -> &(dyn Any + 'static)

Source§

fn type_name(&self) -> &'static str

Source§

impl<T> Borrow<T> for T
where T: ?Sized,

Source§

fn borrow(&self) -> &T

Immutably borrows from an owned value. Read more
Source§

impl<T> BorrowMut<T> for T
where T: ?Sized,

Source§

fn borrow_mut(&mut self) -> &mut T

Mutably borrows from an owned value. Read more
Source§

impl<T, D> Encode<Ambiguous1, D> for T
where D: ResourceDialect,

Source§

unsafe fn encode( self, _encoder: &mut Encoder<'_, D>, _offset: usize, _depth: Depth, ) -> Result<(), Error>

Encodes the object into the encoder’s buffers. Any handles stored in the object are swapped for Handle::INVALID. Read more
Source§

impl<T, D> Encode<Ambiguous2, D> for T
where D: ResourceDialect,

Source§

unsafe fn encode( self, _encoder: &mut Encoder<'_, D>, _offset: usize, _depth: Depth, ) -> Result<(), Error>

Encodes the object into the encoder’s buffers. Any handles stored in the object are swapped for Handle::INVALID. Read more
Source§

impl<T> From<T> for T

Source§

fn from(t: T) -> T

Returns the argument unchanged.

§

impl<T> InstanceFromServiceTransport<T> for T

§

fn from_service_transport(handle: T) -> T

Converts the given service transport handle of type T to [Self]
Source§

impl<T, U> Into<U> for T
where U: From<T>,

Source§

fn into(self) -> U

Calls U::from(self).

That is, this conversion is whatever the implementation of From<T> for U chooses to do.

Source§

impl<T, U> Into32<U> for T
where U: MultiArchFrom<T>,

Source§

fn into_32(self) -> U

Source§

impl<T, U> Into64<U> for T
where U: MultiArchFrom<T>,

Source§

fn into_64(self) -> U

Source§

impl<T> IntoAny for T
where T: 'static + Send + Sync,

Source§

fn into_any(self: Arc<T>) -> Arc<dyn Any + Sync + Send>

Cast the given object into a dyn std::any::Any.
Source§

impl<T> IntoEither for T

Source§

fn into_either(self, into_left: bool) -> Either<Self, Self>

Converts self into a Left variant of Either<Self, Self> if into_left is true. Converts self into a Right variant of Either<Self, Self> otherwise. Read more
Source§

fn into_either_with<F>(self, into_left: F) -> Either<Self, Self>
where F: FnOnce(&Self) -> bool,

Converts self into a Left variant of Either<Self, Self> if into_left(&self) returns true. Converts self into a Right variant of Either<Self, Self> otherwise. Read more
§

impl<T, U> IntoExt<U> for T
where U: FromExt<T>,

§

fn into_ext(self) -> U

Performs the conversion.
Source§

impl<T, U> IntoFidl<U> for T
where U: FromFidl<T>,

Source§

fn into_fidl(self) -> U

Source§

impl<T, U> MultiArchFrom<T> for U
where U: From<T>,

Source§

fn from_64(value: T) -> U

Source§

fn from_32(value: T) -> U

§

impl<T> Pointable for T

§

const ALIGN: usize

The alignment of pointer.
§

type Init = T

The type for initializers.
§

unsafe fn init(init: <T as Pointable>::Init) -> usize

Initializes a with the given initializer. Read more
§

unsafe fn deref<'a>(ptr: usize) -> &'a T

Dereferences the given pointer. Read more
§

unsafe fn deref_mut<'a>(ptr: usize) -> &'a mut T

Mutably dereferences the given pointer. Read more
§

unsafe fn drop(ptr: usize)

Drops the object pointed to by the given pointer. Read more
Source§

impl<T> Same for T

Source§

type Output = T

Should always be Self
Source§

impl<T, U> TryFrom<U> for T
where U: Into<T>,

Source§

type Error = Infallible

The type returned in the event of a conversion error.
Source§

fn try_from(value: U) -> Result<T, <T as TryFrom<U>>::Error>

Performs the conversion.
Source§

impl<T, U> TryInto<U> for T
where U: TryFrom<T>,

Source§

type Error = <U as TryFrom<T>>::Error

The type returned in the event of a conversion error.
Source§

fn try_into(self) -> Result<U, <U as TryFrom<T>>::Error>

Performs the conversion.
§

impl<T, U> TryIntoExt<U> for T
where U: TryFromExt<T>,

§

type Error = <U as TryFromExt<T>>::Error

§

fn try_into_ext(self) -> Result<U, <T as TryIntoExt<U>>::Error>

Tries to perform the conversion.
§

impl<V, T> VZip<V> for T
where V: MultiLane<T>,

§

fn vzip(self) -> V

§

impl<St> WithTag for St

§

fn tagged<T>(self, tag: T) -> Tagged<T, St>

Produce a new stream from this one which yields item tupled with a constant tag
Source§

impl<B, A> LockBefore<B> for A
where B: LockAfter<A>,

Source§

impl<B, A> LockEqualOrBefore<B> for A
where A: LockBefore<B>,

§

impl<E> RunsTransport<Mpsc> for E

§

impl<E> RunsTransport<Mpsc> for E
where E: RunsTransport<Mpsc>,