Struct extism_runtime::UserData

source ·

pub struct UserData { /* private fields */ }

Implementations§

source §

impl UserData

source

pub fn new_pointer(
ptr: mut c_void,
free: Option<extern "C" fn(_: mut c_void)>
) -> Self

source

pub fn any_mut(&mut self) -> Option<&mut dyn Any>

Trait Implementations§

source §

impl Default for UserData

source §

fn default() -> Self

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

source §

impl Drop for UserData

source §

fn drop(&mut self)

Executes the destructor for this type. Read more

source §

impl Send for UserData

source §

impl Sync for UserData

Auto Trait Implementations§

§

impl RefUnwindSafe for UserData

§

impl Unpin for UserData

§

impl UnwindSafe for UserData

Blanket Implementations§

source §

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

source §

fn type_id(&self) -> TypeId

Gets the TypeId of self. Read more

source §

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

const: unstable · source§

fn borrow(&self) -> &T

Immutably borrows from an owned value. Read more

source §

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

const: unstable · source§

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

Mutably borrows from an owned value. Read more

source §

impl<T> From<T> for T

const: unstable · 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 for Twhere
U: From<T>,

const: unstable · 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.

§

impl<T> Pointable for T

§

const ALIGN: usize = mem::align_of::<T>()

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<T> for T

§

type Output = T

Should always be Self

source §

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

§

type Error = Infallible

The type returned in the event of a conversion error.

const: unstable · source§

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

Performs the conversion.

source §

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

§

type Error = >::Error

The type returned in the event of a conversion error.

const: unstable · source§

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

Performs the conversion.

§

impl<V, T> VZip<V> for Twhere
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

§

Struct extism_runtime::UserData

Implementations§

impl UserData

pub fn new_pointer( ptr: *mut c_void, free: Option<extern "C" fn(_: *mut c_void)>) -> Self

pub fn new<T: Any>(x: T) -> Self

pub fn is_null(&self) -> bool

pub fn as_ptr(&self) -> *mut c_void

pub fn any(&self) -> Option<&dyn Any>

pub fn any_mut(&mut self) -> Option<&mut dyn Any>

Trait Implementations§

impl Default for UserData

fn default() -> Self

impl Drop for UserData

fn drop(&mut self)

impl Send for UserData

impl Sync for UserData

Auto Trait Implementations§

impl RefUnwindSafe for UserData

impl Unpin for UserData

impl UnwindSafe for UserData

Blanket Implementations§

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

fn type_id(&self) -> TypeId

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

fn borrow(&self) -> &T

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

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

impl<T> From<T> for T

fn from(t: T) -> T

impl<T> GetSetFdFlags for T

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

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

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

impl<T> Instrument for T

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

fn in_current_span(self) -> Instrumented<Self>

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

fn into(self) -> U

impl<T> Pointable for T

const ALIGN: usize = mem::align_of::<T>()

type Init = T

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

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

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

unsafe fn drop(ptr: usize)

impl<T> Pointee for T

type Pointer = u32

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

impl<T> Same<T> for T

type Output = T

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

type Error = Infallible

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

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

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

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

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

fn vzip(self) -> V

impl<T> WithSubscriber for T

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

fn with_current_subscriber(self) -> WithDispatch<Self>

impl<T> UnsafeAny for Twhere T: Any,

pub fn new_pointer(
ptr: mut c_void,
free: Option<extern "C" fn(_: mut c_void)>
) -> Self

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

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

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

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

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

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

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

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

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

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

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

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

impl<T> UnsafeAny for Twhere
T: Any,