wasmtime_wasi::preview1::types

Struct Fd

source
pub struct Fd(/* private fields */);
Available on crate feature preview1 only.

Implementations§

source§

impl Fd

source

pub unsafe fn inner(&self) -> u32

Trait Implementations§

source§

impl Clone for Fd

source§

fn clone(&self) -> Fd

Returns a copy of the value. Read more
1.0.0 · source§

fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source. Read more
source§

impl Debug for Fd

source§

fn fmt(&self, f: &mut Formatter<'_>) -> Result

Formats the value using the given formatter. Read more
source§

impl Display for Fd

source§

fn fmt(&self, f: &mut Formatter<'_>) -> Result

Formats the value using the given formatter. Read more
source§

impl From<Fd> for Fd

Fd is a newtype wrapper around u32. Unwrap and wrap it.

source§

fn from(fd: Fd) -> Fd

Converts to this type from the input type.
source§

impl From<Fd> for Fd

Fd is a newtype wrapper around u32. Unwrap and wrap it.

source§

fn from(fd: Fd) -> Fd

Converts to this type from the input type.
source§

impl From<Fd> for i32

source§

fn from(e: Fd) -> i32

Converts to this type from the input type.
source§

impl From<Fd> for u32

source§

fn from(e: Fd) -> u32

Converts to this type from the input type.
source§

impl From<i32> for Fd

source§

fn from(e: i32) -> Fd

Converts to this type from the input type.
source§

impl From<u32> for Fd

source§

fn from(e: u32) -> Fd

Converts to this type from the input type.
source§

impl GuestType for Fd

source§

fn guest_size() -> u32

Returns the size, in bytes, of this type in the guest memory.
source§

fn guest_align() -> usize

Returns the required alignment of this type, in bytes, for both guest and host memory.
source§

fn read(mem: &GuestMemory<'_>, location: GuestPtr<Fd>) -> Result<Fd, GuestError>

Reads this value from the provided ptr. Read more
source§

fn write( mem: &mut GuestMemory<'_>, location: GuestPtr<Self>, val: Self, ) -> Result<(), GuestError>

Writes a value to ptr after verifying that ptr is indeed valid to store val. Read more
source§

impl Hash for Fd

source§

fn hash<__H: Hasher>(&self, state: &mut __H)

Feeds this value into the given Hasher. Read more
1.3.0 · source§

fn hash_slice<H>(data: &[Self], state: &mut H)
where H: Hasher, Self: Sized,

Feeds a slice of this type into the given Hasher. Read more
source§

impl PartialEq for Fd

source§

fn eq(&self, other: &Fd) -> bool

Tests for self and other values to be equal, and is used by ==.
1.0.0 · source§

fn ne(&self, other: &Rhs) -> bool

Tests for !=. The default implementation is almost always sufficient, and should not be overridden without very good reason.
source§

impl Copy for Fd

source§

impl Eq for Fd

source§

impl StructuralPartialEq for Fd

Auto Trait Implementations§

§

impl Freeze for Fd

§

impl RefUnwindSafe for Fd

§

impl Send for Fd

§

impl Sync for Fd

§

impl Unpin for Fd

§

impl UnwindSafe for Fd

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> 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> CloneToUninit for T
where T: Clone,

source§

unsafe fn clone_to_uninit(&self, dst: *mut T)

🔬This is a nightly-only experimental API. (clone_to_uninit)
Performs copy-assignment from self to dst. Read more
§

impl<Q, K> Equivalent<K> for Q
where Q: Eq + ?Sized, K: Borrow<Q> + ?Sized,

§

fn equivalent(&self, key: &K) -> bool

Checks if this value is equivalent to the given key. Read more
§

impl<Q, K> Equivalent<K> for Q
where Q: Eq + ?Sized, K: Borrow<Q> + ?Sized,

§

fn equivalent(&self, key: &K) -> bool

Compare self to key and return true if they are equal.
source§

impl<T> From<T> for T

source§

fn from(t: T) -> T

Returns the argument unchanged.

§

impl<T> GetSetFdFlags for T

§

fn get_fd_flags(&self) -> Result<FdFlags, Error>
where T: AsFilelike,

Query the “status” flags for the self file descriptor.
§

fn new_set_fd_flags(&self, fd_flags: FdFlags) -> Result<SetFdFlags<T>, Error>
where T: AsFilelike,

Create a new SetFdFlags value for use with set_fd_flags. Read more
§

fn set_fd_flags(&mut self, set_fd_flags: SetFdFlags<T>) -> Result<(), Error>
where T: AsFilelike,

Set the “status” flags for the self file descriptor. Read more
source§

impl<T> Instrument for T

source§

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

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

fn in_current_span(self) -> Instrumented<Self>

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

impl<T> Pointee for T

§

type Pointer = u32

§

fn debug( pointer: <T as Pointee>::Pointer, f: &mut Formatter<'_>, ) -> Result<(), Error>

source§

impl<T> Same for T

source§

type Output = T

Should always be Self
source§

impl<T> ToOwned for T
where T: Clone,

source§

type Owned = T

The resulting type after obtaining ownership.
source§

fn to_owned(&self) -> T

Creates owned data from borrowed data, usually by cloning. Read more
source§

fn clone_into(&self, target: &mut T)

Uses borrowed data to replace owned data, usually by cloning. Read more
source§

impl<T> ToString for T
where T: Display + ?Sized,

source§

default fn to_string(&self) -> String

Converts the given value to a String. Read more
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<V, T> VZip<V> for T
where V: MultiLane<T>,

§

fn vzip(self) -> V

source§

impl<T> WithSubscriber for T

source§

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
source§

fn with_current_subscriber(self) -> WithDispatch<Self>

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