Struct sc_light::fetcher::LightDataChecker[−][src]

pub struct LightDataChecker<E, B: BlockT, S: BlockchainStorage<B>> { /* fields omitted */ }

Expand description

Remote data checker.

Implementations

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impl<E, B: BlockT, S: BlockchainStorage<B>> LightDataChecker<E, B, S>

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pub fn new(
    blockchain: Arc<Blockchain<S>>, 
    executor: E, 
    spawn_handle: Box<dyn SpawnNamed>
) -> Self

Create new light data checker.

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pub fn check_changes_proof_with_cht_size(
    &self, 
    request: &RemoteChangesRequest<B::Header>, 
    remote_proof: ChangesProof<B::Header>, 
    cht_size: NumberFor<B>
) -> ClientResult<Vec<(NumberFor<B>, u32)>>

Check remote changes query proof assuming that CHT-s are of given size.

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pub fn check_changes_tries_proof(
    &self, 
    cht_size: NumberFor<B>, 
    remote_roots: &BTreeMap<NumberFor<B>, B::Hash>, 
    remote_roots_proof: StorageProof
) -> ClientResult<()>

Check CHT-based proof for changes tries roots.

Trait Implementations

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impl<E, Block, S> FetchChecker<Block> for LightDataChecker<E, Block, S> where
    Block: BlockT,
    E: CodeExecutor + Clone + 'static,
    S: BlockchainStorage<Block>,

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fn check_header_proof(
    &self, 
    request: &RemoteHeaderRequest<Block::Header>, 
    remote_header: Option<Block::Header>, 
    remote_proof: StorageProof
) -> ClientResult<Block::Header>

Check remote header proof.

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fn check_read_proof(
    &self, 
    request: &RemoteReadRequest<Block::Header>, 
    remote_proof: StorageProof
) -> ClientResult<HashMap<Vec<u8>, Option<Vec<u8>>>>

Check remote storage read proof.

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fn check_read_child_proof(
    &self, 
    request: &RemoteReadChildRequest<Block::Header>, 
    remote_proof: StorageProof
) -> ClientResult<HashMap<Vec<u8>, Option<Vec<u8>>>>

Check remote storage read proof.

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fn check_execution_proof(
    &self, 
    request: &RemoteCallRequest<Block::Header>, 
    remote_proof: StorageProof
) -> ClientResult<Vec<u8>>

Check remote method execution proof.

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fn check_changes_proof(
    &self, 
    request: &RemoteChangesRequest<Block::Header>, 
    remote_proof: ChangesProof<Block::Header>
) -> ClientResult<Vec<(NumberFor<Block>, u32)>>

Check remote changes query proof.

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fn check_body_proof(
    &self, 
    request: &RemoteBodyRequest<Block::Header>, 
    body: Vec<Block::Extrinsic>
) -> ClientResult<Vec<Block::Extrinsic>>

Check remote body proof.

Auto Trait Implementations

impl<E, B, S> !RefUnwindSafe for LightDataChecker<E, B, S>

impl<E, B, S> Send for LightDataChecker<E, B, S> where
    E: Send,

impl<E, B, S> Sync for LightDataChecker<E, B, S> where
    E: Sync,

impl<E, B, S> Unpin for LightDataChecker<E, B, S> where
    B: Unpin,
    E: Unpin,

impl<E, B, S> !UnwindSafe for LightDataChecker<E, B, S>

Blanket Implementations

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

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

Mutably borrows from an owned value. Read more

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impl<T> CheckedConversion for T

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fn checked_from<T>(t: T) -> Option<Self> where
    Self: TryFrom<T>,

Convert from a value of T into an equivalent instance of Option<Self>. Read more

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fn checked_into<T>(self) -> Option<T> where
    Self: TryInto<T>,

Consume self to return Some equivalent value of Option<T>. Read more

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

pub fn into_any(self: Box<T, Global>) -> Box<dyn Any + 'static, Global>

Convert Box<dyn Trait> (where Trait: Downcast) to Box<dyn Any>. Box<dyn Any> can then be further downcast into Box<ConcreteType> where ConcreteType implements Trait. Read more

pub fn into_any_rc(self: Rc<T>) -> Rc<dyn Any + 'static>

Convert Rc<Trait> (where Trait: Downcast) to Rc<Any>. Rc<Any> can then be further downcast into Rc<ConcreteType> where ConcreteType implements Trait. Read more

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

Convert &Trait (where Trait: Downcast) to &Any. This is needed since Rust cannot generate &Any’s vtable from &Trait’s. Read more

pub fn as_any_mut(&mut self) -> &mut (dyn Any + 'static)

Convert &mut Trait (where Trait: Downcast) to &Any. This is needed since Rust cannot generate &mut Any’s vtable from &mut Trait’s. Read more

impl<T> DowncastSync for T where
    T: Any + Send + Sync,

pub fn into_any_arc(self: Arc<T>) -> Arc<dyn Any + Sync + Send + 'static>

Convert Arc<Trait> (where Trait: Downcast) to Arc<Any>. Arc<Any> can then be further downcast into Arc<ConcreteType> where ConcreteType implements Trait. Read more

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impl<T> From<T> for T

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pub fn from(t: T) -> T

Performs the conversion.

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impl<T> Instrument for T

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

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

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fn in_current_span(self) -> Instrumented<Self>

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

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impl<T> Instrument for T

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

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

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fn in_current_span(self) -> Instrumented<Self>

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

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

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pub fn into(self) -> U

Performs the conversion.

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impl<T, Outer> IsWrappedBy<Outer> for T where
    T: From<Outer>,
    Outer: AsRef<T> + AsMut<T> + From<T>,

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pub fn from_ref(outer: &Outer) -> &T

Get a reference to the inner from the outer.

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pub fn from_mut(outer: &mut Outer) -> &mut T

Get a mutable reference to the inner from the outer.

impl<T> Pointable for T

pub const ALIGN: usize

The alignment of pointer.

type Init = T

The type for initializers.

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

Initializes a with the given initializer. Read more

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

Dereferences the given pointer. Read more

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

Mutably dereferences the given pointer. Read more

pub unsafe fn drop(ptr: usize)

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

impl<T> Same<T> for T

type Output = T

Should always be Self

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impl<T> SaturatedConversion for T

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fn saturated_from<T>(t: T) -> Self where
    Self: UniqueSaturatedFrom<T>,

Convert from a value of T into an equivalent instance of Self. Read more

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fn saturated_into<T>(self) -> T where
    Self: UniqueSaturatedInto<T>,

Consume self to return an equivalent value of T. Read more

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

type Error = Infallible

The type returned in the event of a conversion error.

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pub 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>,

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

The type returned in the event of a conversion error.

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

Performs the conversion.

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impl<S, T> UncheckedInto<T> for S where
    T: UncheckedFrom<S>,

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pub fn unchecked_into(self) -> T

The counterpart to unchecked_from.

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impl<T, S> UniqueSaturatedInto<T> for S where
    S: TryInto<T>,
    T: Bounded,

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pub fn unique_saturated_into(self) -> T

Consume self to return an equivalent value of T.

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

pub fn vzip(self) -> V

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impl<T> WithSubscriber for T

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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

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fn with_current_subscriber(self) -> WithDispatch<Self>

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