Struct ckb_verification_contextual::VerifyContext

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pub struct VerifyContext<'a, CS> { /* private fields */ }

Expand description

Context for context-dependent block verification

Implementations

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impl<'a, CS: ChainStore<'a>> VerifyContext<'a, CS>

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pub fn new(store: &'a CS, consensus: &'a Consensus) -> Self

Create new VerifyContext from Store and Consensus

Trait Implementations

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impl<'a, CS: ChainStore<'a>> ConsensusProvider for VerifyContext<'a, CS>

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fn get_consensus(&self) -> &Consensus

Returns the Consensus.

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impl<'a, CS: ChainStore<'a>> HeaderChecker for VerifyContext<'a, CS>

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fn check_valid(&self, block_hash: &Byte32) -> Result<(), OutPointError>

Check if header in main chain

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impl<'a, CS: ChainStore<'a>> HeaderProvider for VerifyContext<'a, CS>

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fn get_header(&self, hash: &Byte32) -> Option<HeaderView>

TODO(doc): @quake

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fn timestamp_and_parent(&self, block_hash: &Byte32) -> (u64, u64, Byte32 )

Return timestamp and block_number of the corresponding block_hash, and hash of parent block

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fn block_median_time(
    &self,
    block_hash: &Byte32,
    median_block_count: usize
) -> u64

Return past block median time, including the timestamp of the given one

Auto Trait Implementations

impl<'a, CS> RefUnwindSafe for VerifyContext<'a, CS> where
CS: RefUnwindSafe,

impl<'a, CS> Send for VerifyContext<'a, CS> where
CS: Sync,

impl<'a, CS> Sync for VerifyContext<'a, CS> where
CS: Sync,

impl<'a, CS> Unpin for VerifyContext<'a, CS>

impl<'a, CS> UnwindSafe for VerifyContext<'a, CS> where
CS: RefUnwindSafe,

Blanket 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

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

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

TODO(doc): @quake

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

const: unstable · source

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,

const: unstable · source

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

Mutably borrows from an owned value. Read more

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impl<T> From<T> for T

const: unstable · source

fn from(t: T) -> T

Returns the argument unchanged.

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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 for T where
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

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

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impl<T, U> TryFrom for T where
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.

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impl<T, U> TryInto for T where
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 T where
V: MultiLane<T>,

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

Struct ckb_verification_contextual::VerifyContext

Implementations

impl<'a, CS: ChainStore<'a>> VerifyContext<'a, CS>

pub fn new(store: &'a CS, consensus: &'a Consensus) -> Self

Trait Implementations

impl<'a, CS: ChainStore<'a>> ConsensusProvider for VerifyContext<'a, CS>

fn get_consensus(&self) -> &Consensus

impl<'a, CS: ChainStore<'a>> HeaderChecker for VerifyContext<'a, CS>

fn check_valid(&self, block_hash: &Byte32) -> Result<(), OutPointError>

impl<'a, CS: ChainStore<'a>> HeaderProvider for VerifyContext<'a, CS>

fn get_header(&self, hash: &Byte32) -> Option<HeaderView>

fn timestamp_and_parent(&self, block_hash: &Byte32) -> (u64, u64, Byte32)

fn block_median_time( &self, block_hash: &Byte32, median_block_count: usize) -> u64

Auto Trait Implementations

impl<'a, CS> RefUnwindSafe for VerifyContext<'a, CS> where CS: RefUnwindSafe,

impl<'a, CS> Send for VerifyContext<'a, CS> where CS: Sync,

impl<'a, CS> Sync for VerifyContext<'a, CS> where CS: Sync,

impl<'a, CS> Unpin for VerifyContext<'a, CS>

impl<'a, CS> UnwindSafe for VerifyContext<'a, CS> where CS: RefUnwindSafe,

Blanket Implementations

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

fn type_id(&self) -> TypeId

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

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

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

fn borrow(&self) -> &T

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

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

impl<T> From<T> for T

fn from(t: T) -> T

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 T where U: From<T>,

fn into(self) -> U

impl<T> Pointable for T

const ALIGN: usize

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

type Error = Infallible

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

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

fn timestamp_and_parent(&self, block_hash: &Byte32) -> (u64, u64, Byte32 )

fn block_median_time(
&self,
block_hash: &Byte32,
median_block_count: usize
) -> u64

impl<'a, CS> RefUnwindSafe for VerifyContext<'a, CS> where
CS: RefUnwindSafe,

impl<'a, CS> Send for VerifyContext<'a, CS> where
CS: Sync,

impl<'a, CS> Sync for VerifyContext<'a, CS> where
CS: Sync,

impl<'a, CS> UnwindSafe for VerifyContext<'a, CS> where
CS: RefUnwindSafe,

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

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

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

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

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

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

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

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

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