revm_interpreter

Struct DummyHost

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pub struct DummyHost<BLOCK, TX, CFG>
where
    BLOCK: Block,
    TX: Transaction,
    CFG: Cfg,
{
    pub tx: TX,
    pub block: BLOCK,
    pub cfg: CFG,
    pub storage: HashMap<U256, U256>,
    pub transient_storage: HashMap<U256, U256>,
    pub log: Vec<Log>,
}
Expand description

A dummy Host implementation.

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§tx: TX§block: BLOCK§cfg: CFG§storage: HashMap<U256, U256>§transient_storage: HashMap<U256, U256>§log: Vec<Log>

Implementations§

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impl<BLOCK, TX, CFG> DummyHost<BLOCK, TX, CFG>
where BLOCK: Block, TX: Transaction, CFG: Cfg + Default,

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pub fn new(tx: TX, block: BLOCK) -> Self

Create a new dummy host with the given Transaction and Block.

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pub fn clear(&mut self)

Clears the storage and logs of the dummy host.

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impl<BLOCK, TX, CFG> Clone for DummyHost<BLOCK, TX, CFG>
where BLOCK: Block + Clone, TX: Transaction + Clone, CFG: Cfg + Clone,

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fn clone(&self) -> DummyHost<BLOCK, TX, CFG>

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<BLOCK, TX, CFG> Debug for DummyHost<BLOCK, TX, CFG>
where BLOCK: Block + Debug, TX: Transaction + Debug, CFG: Cfg + Debug,

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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<BLOCK, TX, CFG> Default for DummyHost<BLOCK, TX, CFG>
where BLOCK: Block + Default, TX: Transaction + Default, CFG: Cfg + Default,

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fn default() -> DummyHost<BLOCK, TX, CFG>

Returns the “default value” for a type. Read more
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impl<TX: Transaction, BLOCK: Block, CFG: Cfg> Host for DummyHost<BLOCK, TX, CFG>

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type TX = TX

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type BLOCK = BLOCK

Chain specification.
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type CFG = CFG

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fn tx(&self) -> &Self::TX

Returns a reference to the environment.
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fn block(&self) -> &Self::BLOCK

Returns a mutable reference to the environment.
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fn cfg(&self) -> &Self::CFG

TODO make it generic in future
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fn load_account_delegated(&mut self, _address: Address) -> Option<AccountLoad>

Load an account code.
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fn block_hash(&mut self, _number: u64) -> Option<B256>

Get the block hash of the given block number.
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fn balance(&mut self, _address: Address) -> Option<StateLoad<U256>>

Get balance of address and if the account is cold.
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fn code(&mut self, _address: Address) -> Option<Eip7702CodeLoad<Bytes>>

Get code of address and if the account is cold.
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fn code_hash(&mut self, _address: Address) -> Option<Eip7702CodeLoad<B256>>

Get code hash of address and if the account is cold.
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fn sload(&mut self, _address: Address, index: U256) -> Option<StateLoad<U256>>

Get storage value of address at index and if the account is cold.
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fn sstore( &mut self, _address: Address, index: U256, value: U256, ) -> Option<StateLoad<SStoreResult>>

Set storage value of account address at index. Read more
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fn tload(&mut self, _address: Address, index: U256) -> U256

Get the transient storage value of address at index.
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fn tstore(&mut self, _address: Address, index: U256, value: U256)

Set the transient storage value of address at index.
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fn log(&mut self, log: Log)

Emit a log owned by address with given LogData.
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fn selfdestruct( &mut self, _address: Address, _target: Address, ) -> Option<StateLoad<SelfDestructResult>>

Mark address to be deleted, with funds transferred to target.

Auto Trait Implementations§

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impl<BLOCK, TX, CFG> Freeze for DummyHost<BLOCK, TX, CFG>
where TX: Freeze, BLOCK: Freeze, CFG: Freeze,

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impl<BLOCK, TX, CFG> RefUnwindSafe for DummyHost<BLOCK, TX, CFG>
where TX: RefUnwindSafe, BLOCK: RefUnwindSafe, CFG: RefUnwindSafe,

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impl<BLOCK, TX, CFG> Send for DummyHost<BLOCK, TX, CFG>
where TX: Send, BLOCK: Send, CFG: Send,

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impl<BLOCK, TX, CFG> Sync for DummyHost<BLOCK, TX, CFG>
where TX: Sync, BLOCK: Sync, CFG: Sync,

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impl<BLOCK, TX, CFG> Unpin for DummyHost<BLOCK, TX, CFG>
where TX: Unpin, BLOCK: Unpin, CFG: Unpin,

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impl<BLOCK, TX, CFG> UnwindSafe for DummyHost<BLOCK, TX, CFG>
where TX: UnwindSafe, BLOCK: UnwindSafe, CFG: UnwindSafe,

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

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Immutably borrows from an owned value. Read more
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impl<T> BorrowMut<T> for T
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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, dst: *mut u8)

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

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where Self: Binary,

Causes self to use its Binary implementation when Debug-formatted.
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Causes self to use its Display implementation when Debug-formatted.
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where Self: LowerExp,

Causes self to use its LowerExp implementation when Debug-formatted.
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where Self: LowerHex,

Causes self to use its LowerHex implementation when Debug-formatted.
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where Self: UpperExp,

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where Self: UpperHex,

Causes self to use its UpperHex implementation when Debug-formatted.
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where &'a Self: for<'a> IntoIterator,

Formats each item in a sequence. Read more
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type Output = T

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fn tap(self, func: impl FnOnce(&Self)) -> Self

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