Struct a653rs_linux_core::mfd::Mfd

pub struct Mfd(/* private fields */);

Implementations§

impl Mfd

pub fn create(name: &str) -> Result<Self>

Creates an empty named Memfd

pub fn read_all(&mut self) -> Result<Vec<u8>>

Reads all data available

pub fn write(&mut self, data: &[u8]) -> Result<()>

Wipes the mfd and overwrites it

pub fn finalize(&mut self, seals: Seals) -> Result<()>

Finalizes the mfd so that it becomes immutable

pub fn from_fd(fd: OwnedFd) -> Result<Self>

Creates a memfd from a fd

Trait Implementations§

impl AsFd for Mfd

fn as_fd(&self) -> BorrowedFd<'_>

Borrows the file descriptor. Read more

impl AsRawFd for Mfd

fn as_raw_fd(&self) -> RawFd

Extracts the raw file descriptor. Read more

Auto Trait Implementations§

impl Freeze for Mfd

impl RefUnwindSafe for Mfd

impl Send for Mfd

impl Sync for Mfd

impl Unpin for Mfd

impl UnwindSafe for Mfd

Blanket Implementations§

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

fn type_id(&self) -> TypeId

Gets the TypeId of self. Read more

impl<T> AsSource for T
where T: AsFd,

fn source(&self) -> BorrowedFd<'_>

Returns the borrowed file descriptor.

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

fn borrow(&self) -> &T

Immutably borrows from an owned value. Read more

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

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

Mutably borrows from an owned value. Read more

impl<T> From<T> for T

fn from(t: T) -> T

Returns the argument unchanged.

impl<T> Instrument for T

fn instrument(self, span: Span) -> Instrumented<Self>

Instruments this type with the provided Span, returning an Instrumented wrapper. Read more

fn in_current_span(self) -> Instrumented<Self>

Instruments this type with the current Span, returning an Instrumented wrapper. Read more

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

fn into(self) -> U

Calls U::from(self).

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

impl<T> IntoEither for T

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

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> Pointee for T

type Metadata = ()

The type for metadata in pointers and references to Self.

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

type Error = Infallible

The type returned in the event of a conversion error.

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

Performs the conversion.

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

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

The type returned in the event of a conversion error.

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

Performs the conversion.

impl<T> WithSubscriber for T

fn with_subscriber<S>(self, subscriber: S) -> WithDispatch<Self>
where S: Into<Dispatch>,

Attaches the provided Subscriber to this type, returning a WithDispatch wrapper. Read more

fn with_current_subscriber(self) -> WithDispatch<Self>

Attaches the current default Subscriber to this type, returning a WithDispatch wrapper. Read more