Struct solana_runtime::blockhash_queue::BlockhashQueue

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pub struct BlockhashQueue { /* private fields */ }

Expand description

Low memory overhead, so can be cloned for every checkpoint

Implementations

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pub fn is_hash_valid(&self, hash: &Hash) -> bool

Check if the age of the hash is within the queue’s max age

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pub fn is_hash_valid_for_age(&self, hash: &Hash, max_age: usize) -> bool

Check if the age of the hash is within the specified age

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pub fn get_hash_age(&self, hash: &Hash) -> Option<u64>

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pub fn genesis_hash(&mut self, hash: &Hash, lamports_per_signature: u64)

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pub fn register_hash(&mut self, hash: &Hash, lamports_per_signature: u64)

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pub fn get_recent_blockhashes(&self) -> impl Iterator<Item = IterItem<'_>>

👎 Deprecated since 1.9.0:

Please do not use, will no longer be available in the future

Trait Implementations

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impl AbiExample for BlockhashQueue

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fn example() -> Self

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impl Clone for BlockhashQueue

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fn clone(&self) -> BlockhashQueue

Returns a copy of the value. Read more

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

Performs copy-assignment from source. Read more

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impl Debug for BlockhashQueue

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

Formats the value using the given formatter. Read more

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impl Default for BlockhashQueue

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fn default() -> Self

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

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impl<'de> Deserialize<'de> for BlockhashQueue

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fn deserialize<D>(deserializer: D) -> Result<Self, D::Error> where
__D: Deserializer<'de>,

Deserialize this value from the given Serde deserializer. Read more

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impl PartialEq<BlockhashQueue> for BlockhashQueue

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

This method tests for self and other values to be equal, and is used by ==. Read more

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

This method tests for !=.

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impl Serialize for BlockhashQueue

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fn serialize<S>(&self, serializer: S) -> Result<S::Ok, S::Error> where
S: Serializer,

Serialize this value into the given Serde serializer. Read more

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impl Eq for BlockhashQueue

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impl StructuralEq for BlockhashQueue

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impl StructuralPartialEq for BlockhashQueue

Auto Trait Implementations

impl RefUnwindSafe for BlockhashQueue

impl Send for BlockhashQueue

impl Sync for BlockhashQueue

impl Unpin for BlockhashQueue

impl UnwindSafe for BlockhashQueue

Blanket Implementations

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impl<T> AbiEnumVisitor for T where
T: Serialize + AbiExample + ?Sized,

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default fn visit_for_abi(
&self,
digester: &mut AbiDigester
) -> Result<AbiDigester, DigestError>

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impl<T> AbiEnumVisitor for T where
T: Serialize + ?Sized,

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default fn visit_for_abi(
&self,
_digester: &mut AbiDigester
) -> Result<AbiDigester, DigestError>

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impl<T> AbiExample for T

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default fn example() -> T

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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,

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

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

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

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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 = 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

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impl<T> Same<T> for T

type Output = T

Should always be Self

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

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 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

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Struct solana_runtime::blockhash_queue::BlockhashQueue

Implementations

impl BlockhashQueue

pub fn new(max_age: usize) -> Self

pub fn last_hash(&self) -> Hash

pub fn get_lamports_per_signature(&self, hash: &Hash) -> Option<u64>

pub fn is_hash_valid(&self, hash: &Hash) -> bool

pub fn is_hash_valid_for_age(&self, hash: &Hash, max_age: usize) -> bool

pub fn get_hash_age(&self, hash: &Hash) -> Option<u64>

pub fn genesis_hash(&mut self, hash: &Hash, lamports_per_signature: u64)

pub fn register_hash(&mut self, hash: &Hash, lamports_per_signature: u64)

pub fn get_recent_blockhashes(&self) -> impl Iterator<Item = IterItem<'_>>

Trait Implementations

impl AbiExample for BlockhashQueue

fn example() -> Self

impl Clone for BlockhashQueue

fn clone(&self) -> BlockhashQueue

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

impl Debug for BlockhashQueue

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

impl Default for BlockhashQueue

fn default() -> Self

impl<'de> Deserialize<'de> for BlockhashQueue

fn deserialize<__D>(__deserializer: __D) -> Result<Self, __D::Error> where __D: Deserializer<'de>,

impl PartialEq<BlockhashQueue> for BlockhashQueue

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

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

impl Serialize for BlockhashQueue

fn serialize<__S>(&self, __serializer: __S) -> Result<__S::Ok, __S::Error> where __S: Serializer,

impl Eq for BlockhashQueue

impl StructuralEq for BlockhashQueue

impl StructuralPartialEq for BlockhashQueue

Auto Trait Implementations

impl RefUnwindSafe for BlockhashQueue

impl Send for BlockhashQueue

impl Sync for BlockhashQueue

impl Unpin for BlockhashQueue

impl UnwindSafe for BlockhashQueue

Blanket Implementations

impl<T> AbiEnumVisitor for T where T: Serialize + AbiExample + ?Sized,

default fn visit_for_abi( &self, digester: &mut AbiDigester) -> Result<AbiDigester, DigestError>

impl<T> AbiEnumVisitor for T where T: Serialize + ?Sized,

default fn visit_for_abi( &self, _digester: &mut AbiDigester) -> Result<AbiDigester, DigestError>

impl<T> AbiExample for T

default fn example() -> T

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

fn type_id(&self) -> TypeId

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

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

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 = 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> Same<T> for T

type Output = T

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

type Owned = T

fn to_owned(&self) -> T

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

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 deserialize<D>(deserializer: D) -> Result<Self, D::Error> where
__D: Deserializer<'de>,

fn serialize<S>(&self, serializer: S) -> Result<S::Ok, S::Error> where
S: Serializer,

impl<T> AbiEnumVisitor for T where
T: Serialize + AbiExample + ?Sized,

default fn visit_for_abi(
&self,
digester: &mut AbiDigester
) -> Result<AbiDigester, DigestError>

impl<T> AbiEnumVisitor for T where
T: Serialize + ?Sized,

default fn visit_for_abi(
&self,
_digester: &mut AbiDigester
) -> Result<AbiDigester, DigestError>

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

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

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

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

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

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

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>,

impl<T> DeserializeOwned for T where
T: for<'de> Deserialize<'de>,