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NativeInstrumentation

Struct NativeInstrumentation 

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pub struct NativeInstrumentation { /* private fields */ }
Expand description

Embedding-only access to the instrumentation hub owned by one live Runtime.

The service retains only a weak Runtime identity. It is never a Hara value, is not installed in a namespace, and cannot keep a Runtime or Session alive.

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impl NativeInstrumentation

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pub fn session_id(&self) -> &str

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pub fn is_active(&self) -> bool

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pub fn register( &self, registration: InstrumentRegistration, ) -> Result<NativeInstrumentHandle, NativeInstrumentationError>

Registers one trusted queued instrument. Transform mode and callback binding are intentionally rejected until their later lifecycle seams are implemented; they never degrade silently to another mode or delivery.

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pub fn bind_target( &self, target: &TargetHandle, ) -> Result<NativeTargetHandle, NativeInstrumentationError>

Fences a target identity received from a trusted target-producing host seam. Target implementation objects remain private to Runtime/Session.

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pub fn registration( &self, instrument: &NativeInstrumentHandle, ) -> Result<InstrumentRegistration, NativeInstrumentationError>

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pub fn target_descriptor( &self, target: &NativeTargetHandle, ) -> Result<TargetDescriptor, NativeInstrumentationError>

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pub fn attach( &self, instrument: &NativeInstrumentHandle, target: &NativeTargetHandle, ) -> Result<NativeAttachment, NativeInstrumentationError>

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pub fn granted_capabilities( &self, instrument: &NativeInstrumentHandle, target: &NativeTargetHandle, ) -> Result<BTreeSet<Capability>, NativeInstrumentationError>

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pub fn queued_event_count( &self, instrument: &NativeInstrumentHandle, ) -> Result<usize, NativeInstrumentationError>

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pub fn drain_events( &self, instrument: &NativeInstrumentHandle, ) -> Result<EventBatch, NativeInstrumentationError>

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pub fn detach( &self, instrument: &NativeInstrumentHandle, ) -> Result<(), NativeInstrumentationError>

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pub fn acquire_control( &self, instrument: &NativeInstrumentHandle, target: &NativeTargetHandle, ) -> Result<NativeControlLease, NativeInstrumentationError>

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pub fn release_control( &self, lease: &NativeControlLease, ) -> Result<(), NativeInstrumentationError>

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pub fn request_directive( &self, lease: &NativeControlLease, directive: InstrumentDirective, ) -> Result<(), NativeInstrumentationError>

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impl NativeInstrumentation

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pub fn bind_target_identity( &self, target_id: impl Into<String>, generation: u64, ) -> Result<NativeTargetHandle, NativeInstrumentationError>

Binds one opaque target identity obtained from a trusted Session surface.

The generation is mandatory: a stale identity must not bind a replacement target that later reuses the same id. Resolution still applies the service’s Runtime and Session fences before returning an opaque native target handle.

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impl Clone for NativeInstrumentation

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fn clone(&self) -> NativeInstrumentation

Returns a duplicate of the value. Read more
1.0.0 (const: unstable) · Source§

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

Performs copy-assignment from source. Read more
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impl Debug for NativeInstrumentation

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

Formats the value using the given formatter. Read more

Auto Trait Implementations§

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

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fn type_id(&self) -> TypeId

Gets the TypeId of self. Read more
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impl<T> Borrow<T> for T
where T: ?Sized,

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fn borrow(&self) -> &T

Immutably borrows from an owned value. Read more
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impl<T> BorrowMut<T> for T
where T: ?Sized,

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

Mutably borrows from an owned value. Read more
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impl<ST, DT> CastableFrom<ST, Initialized, Initialized> for DT
where ST: ?Sized, DT: ?Sized,

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impl<ST, DT> CastableFrom<ST, Uninit, Uninit> for DT
where ST: ?Sized, DT: ?Sized,

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

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unsafe fn clone_to_uninit(&self, dest: *mut u8)

🔬This is a nightly-only experimental API. (clone_to_uninit)
Performs copy-assignment from self to dest. Read more
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impl<T> From<T> for T

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fn from(t: T) -> T

Returns the argument unchanged.

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

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fn into(self) -> U

Calls U::from(self).

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

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impl<T> IntoEither for T

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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
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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
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impl<T> Read<Exclusive, BecauseExclusive> for T
where T: ?Sized,

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impl<T> Same for T

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type Output = T

Should always be Self
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impl<T> ToOwned for T
where T: Clone,

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type Owned = T

The resulting type after obtaining ownership.
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fn to_owned(&self) -> T

Creates owned data from borrowed data, usually by cloning. Read more
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fn clone_into(&self, target: &mut T)

Uses borrowed data to replace owned data, usually by cloning. Read more
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impl<T, U> TryFrom<U> for T
where U: Into<T>,

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type Error = !

The type returned in the event of a conversion error.
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fn try_from(value: U) -> Result<T, <T as TryFrom<U>>::Error>

Performs the conversion.
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impl<T, U> TryInto<U> for T
where U: TryFrom<T>,

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

The type returned in the event of a conversion error.
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fn try_into(self) -> Result<U, <U as TryFrom<T>>::Error>

Performs the conversion.
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impl<S, T> Upcast<T> for S
where T: UpcastFrom<S> + ?Sized, S: ?Sized,

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fn upcast(&self) -> &T
where Self: ErasableGeneric, T: Sized + ErasableGeneric<Repr = Self::Repr>,

Perform a zero-cost type-safe upcast to a wider ref type within the Wasm bindgen generics type system. Read more
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fn upcast_into(self) -> T
where Self: Sized + ErasableGeneric, T: Sized + ErasableGeneric<Repr = Self::Repr>,

Perform a zero-cost type-safe upcast to a wider type within the Wasm bindgen generics type system. Read more