DummyHost

revm_context::host

Struct DummyHost 

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pub struct DummyHost;
Expand description

Dummy host that implements Host trait and returns all default values.

Trait Implementations§

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impl Debug for DummyHost

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

Formats the value using the given formatter. Read more
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impl Host for DummyHost

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fn basefee(&self) -> Uint<256, 4>

Block basefee, calls ContextTr::block().basefee()
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fn blob_gasprice(&self) -> Uint<256, 4>

Block blob gasprice, calls ContextTr::block().blob_gasprice()
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fn gas_limit(&self) -> Uint<256, 4>

Block gas limit, calls ContextTr::block().gas_limit()
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fn difficulty(&self) -> Uint<256, 4>

Block difficulty, calls ContextTr::block().difficulty()
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fn prevrandao(&self) -> Option<Uint<256, 4>>

Block prevrandao, calls ContextTr::block().prevrandao()
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fn block_number(&self) -> Uint<256, 4>

Block number, calls ContextTr::block().number()
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fn timestamp(&self) -> Uint<256, 4>

Block timestamp, calls ContextTr::block().timestamp()
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fn beneficiary(&self) -> Address

Block beneficiary, calls ContextTr::block().beneficiary()
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fn chain_id(&self) -> Uint<256, 4>

Chain id, calls ContextTr::cfg().chain_id()
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fn effective_gas_price(&self) -> Uint<256, 4>

Transaction effective gas price, calls ContextTr::tx().effective_gas_price(basefee as u128)
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fn caller(&self) -> Address

Transaction caller, calls ContextTr::tx().caller()
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fn blob_hash(&self, _number: usize) -> Option<Uint<256, 4>>

Transaction blob hash, calls ContextTr::tx().blob_hash(number)
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fn max_initcode_size(&self) -> usize

Max initcode size, calls ContextTr::cfg().max_code_size().saturating_mul(2)
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fn block_hash(&mut self, _number: u64) -> Option<FixedBytes<32>>

Block hash, calls ContextTr::journal_mut().db().block_hash(number)
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fn selfdestruct( &mut self, _address: Address, _target: Address, ) -> Option<StateLoad<SelfDestructResult>>

Selfdestruct account, calls ContextTr::journal_mut().selfdestruct(address, target)
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fn log(&mut self, _log: Log)

Log, calls ContextTr::journal_mut().log(log)
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fn tstore( &mut self, _address: Address, _key: Uint<256, 4>, _value: Uint<256, 4>, )

Tstore, calls ContextTr::journal_mut().tstore(address, key, value)
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fn tload(&mut self, _address: Address, _key: Uint<256, 4>) -> Uint<256, 4>

Tload, calls ContextTr::journal_mut().tload(address, key)
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fn load_account_info_skip_cold_load( &mut self, _address: Address, _load_code: bool, _skip_cold_load: bool, ) -> Result<AccountInfoLoad<'_>, LoadError>

Main function to load account info. Read more
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fn sstore_skip_cold_load( &mut self, _address: Address, _key: Uint<256, 4>, _value: Uint<256, 4>, _skip_cold_load: bool, ) -> Result<StateLoad<SStoreResult>, LoadError>

Sstore with optional fetch from database. Return none if the value is cold or if there is db error.
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fn sload_skip_cold_load( &mut self, _address: Address, _key: Uint<256, 4>, _skip_cold_load: bool, ) -> Result<StateLoad<Uint<256, 4>>, LoadError>

Sload with optional fetch from database. Return none if the value is cold or if there is db error.
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fn sstore( &mut self, address: Address, key: Uint<256, 4>, value: Uint<256, 4>, ) -> Option<StateLoad<SStoreResult>>

Sstore, calls ContextTr::journal_mut().sstore(address, key, value)
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fn sload( &mut self, address: Address, key: Uint<256, 4>, ) -> Option<StateLoad<Uint<256, 4>>>

Sload, calls ContextTr::journal_mut().sload(address, key)
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fn balance(&mut self, address: Address) -> Option<StateLoad<Uint<256, 4>>>

Balance, calls ContextTr::journal_mut().load_account(address)
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fn load_account_delegated( &mut self, address: Address, ) -> Option<StateLoad<AccountLoad>>

Load account delegated, calls ContextTr::journal_mut().load_account_delegated(address)
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fn load_account_code(&mut self, address: Address) -> Option<StateLoad<Bytes>>

Load account code, calls Host::load_account_info_skip_cold_load with load_code set to false.
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fn load_account_code_hash( &mut self, address: Address, ) -> Option<StateLoad<FixedBytes<32>>>

Load account code hash, calls Host::load_account_info_skip_cold_load with load_code set to false.

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fn fmt_binary(self) -> FmtBinary<Self>
where Self: Binary,

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

Causes self to use its Display implementation when Debug-formatted.
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fn fmt_lower_exp(self) -> FmtLowerExp<Self>
where Self: LowerExp,

Causes self to use its LowerExp implementation when Debug-formatted.
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fn fmt_lower_hex(self) -> FmtLowerHex<Self>
where Self: LowerHex,

Causes self to use its LowerHex implementation when Debug-formatted.
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fn fmt_octal(self) -> FmtOctal<Self>
where Self: Octal,

Causes self to use its Octal implementation when Debug-formatted.
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fn fmt_pointer(self) -> FmtPointer<Self>
where Self: Pointer,

Causes self to use its Pointer implementation when Debug-formatted.
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fn fmt_upper_exp(self) -> FmtUpperExp<Self>
where Self: UpperExp,

Causes self to use its UpperExp implementation when Debug-formatted.
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fn fmt_upper_hex(self) -> FmtUpperHex<Self>
where Self: UpperHex,

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

Formats each item in a sequence. Read more
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where Self: Deref<Target = T>, T: 'a + ?Sized, R: 'a,

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where Self: DerefMut<Target = T> + Deref, T: 'a + ?Sized, R: 'a,

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