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SysvarCache

solana_program_runtime::sysvar_cache

Struct SysvarCache 

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pub struct SysvarCache { /* private fields */ }
👎Deprecated since 3.1.0:

This crate has been marked for formal inclusion in the Agave Unstable API. From v4.0.0 onward, the agave-unstable-api crate feature must be specified to acknowledge use of an interface that may break without warning.

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impl SysvarCache

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pub fn set_sysvar_for_tests<T: SysvarSerialize + SysvarId>( &mut self, sysvar: &T, )

👎Deprecated since 3.1.0:

This crate has been marked for formal inclusion in the Agave Unstable API. From v4.0.0 onward, the agave-unstable-api crate feature must be specified to acknowledge use of an interface that may break without warning.

Overwrite a sysvar. For testing purposes only.

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pub fn sysvar_id_to_buffer(&self, sysvar_id: &Pubkey) -> &Option<Vec<u8>>

👎Deprecated since 3.1.0:

This crate has been marked for formal inclusion in the Agave Unstable API. From v4.0.0 onward, the agave-unstable-api crate feature must be specified to acknowledge use of an interface that may break without warning.

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pub fn get_clock(&self) -> Result<Arc<Clock>, InstructionError>

👎Deprecated since 3.1.0:

This crate has been marked for formal inclusion in the Agave Unstable API. From v4.0.0 onward, the agave-unstable-api crate feature must be specified to acknowledge use of an interface that may break without warning.

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pub fn get_epoch_schedule(&self) -> Result<Arc<EpochSchedule>, InstructionError>

👎Deprecated since 3.1.0:

This crate has been marked for formal inclusion in the Agave Unstable API. From v4.0.0 onward, the agave-unstable-api crate feature must be specified to acknowledge use of an interface that may break without warning.

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pub fn get_epoch_rewards(&self) -> Result<Arc<EpochRewards>, InstructionError>

👎Deprecated since 3.1.0:

This crate has been marked for formal inclusion in the Agave Unstable API. From v4.0.0 onward, the agave-unstable-api crate feature must be specified to acknowledge use of an interface that may break without warning.

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pub fn get_rent(&self) -> Result<Arc<Rent>, InstructionError>

👎Deprecated since 3.1.0:

This crate has been marked for formal inclusion in the Agave Unstable API. From v4.0.0 onward, the agave-unstable-api crate feature must be specified to acknowledge use of an interface that may break without warning.

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pub fn get_last_restart_slot( &self, ) -> Result<Arc<LastRestartSlot>, InstructionError>

👎Deprecated since 3.1.0:

This crate has been marked for formal inclusion in the Agave Unstable API. From v4.0.0 onward, the agave-unstable-api crate feature must be specified to acknowledge use of an interface that may break without warning.

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pub fn get_stake_history(&self) -> Result<Arc<StakeHistory>, InstructionError>

👎Deprecated since 3.1.0:

This crate has been marked for formal inclusion in the Agave Unstable API. From v4.0.0 onward, the agave-unstable-api crate feature must be specified to acknowledge use of an interface that may break without warning.

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pub fn get_slot_hashes(&self) -> Result<Arc<SlotHashes>, InstructionError>

👎Deprecated since 3.1.0:

This crate has been marked for formal inclusion in the Agave Unstable API. From v4.0.0 onward, the agave-unstable-api crate feature must be specified to acknowledge use of an interface that may break without warning.

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pub fn get_fees(&self) -> Result<Arc<Fees>, InstructionError>

👎Deprecated
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pub fn get_recent_blockhashes( &self, ) -> Result<Arc<RecentBlockhashes>, InstructionError>

👎Deprecated
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pub fn fill_missing_entries<F: FnMut(&Pubkey, &mut dyn FnMut(&[u8]))>( &mut self, get_account_data: F, )

👎Deprecated since 3.1.0:

This crate has been marked for formal inclusion in the Agave Unstable API. From v4.0.0 onward, the agave-unstable-api crate feature must be specified to acknowledge use of an interface that may break without warning.

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pub fn reset(&mut self)

👎Deprecated since 3.1.0:

This crate has been marked for formal inclusion in the Agave Unstable API. From v4.0.0 onward, the agave-unstable-api crate feature must be specified to acknowledge use of an interface that may break without warning.

Trait Implementations§

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impl Clone for SysvarCache

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fn clone(&self) -> SysvarCache

Returns a duplicate of the value. Read more
1.0.0 · Source§

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

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

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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 SysvarCache

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fn default() -> SysvarCache

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

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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<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

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fn into(self) -> U

Calls U::from(self).

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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> Same for T

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type Output = T

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type Owned = T

The resulting type after obtaining ownership.
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type Error = Infallible

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