Struct casper_execution_engine::shared::host_function_costs::HostFunction[][src]

pub struct HostFunction<T> { /* fields omitted */ }

Representation of a host function cost

Total gas cost is equal to cost + sum of each argument weight multiplied by the byte size of the data.

Implementations

impl<T> HostFunction<T>[src]

pub fn new(cost: Cost, arguments: T) -> Self[src]

pub fn cost(&self) -> Cost[src]

impl<T> HostFunction<T> where
    T: Default
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pub fn fixed(cost: Cost) -> Self[src]

impl<T> HostFunction<T> where
    T: AsRef<[Cost]>, 
[src]

pub fn arguments(&self) -> &[Cost][src]

pub fn calculate_gas_cost(&self, weights: T) -> Gas[src]

Calculate gas cost for a host function

Trait Implementations

impl<T: Clone> Clone for HostFunction<T>[src]

impl<T: Copy> Copy for HostFunction<T>[src]

impl<T> DataSize for HostFunction<T> where
    T: DataSize
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impl<T: Debug> Debug for HostFunction<T>[src]

impl<T> Default for HostFunction<T> where
    T: Default
[src]

impl<'de, T> Deserialize<'de> for HostFunction<T> where
    T: Deserialize<'de>, 
[src]

impl<T: Eq> Eq for HostFunction<T>[src]

impl<T> FromBytes for HostFunction<T> where
    T: Default + AsMut<[Cost]>, 
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impl<T: PartialEq> PartialEq<HostFunction<T>> for HostFunction<T>[src]

impl<T> Serialize for HostFunction<T> where
    T: Serialize
[src]

impl<T> StructuralEq for HostFunction<T>[src]

impl<T> StructuralPartialEq for HostFunction<T>[src]

impl<T> ToBytes for HostFunction<T> where
    T: AsRef<[Cost]>, 
[src]

Auto Trait Implementations

impl<T> RefUnwindSafe for HostFunction<T> where
    T: RefUnwindSafe

impl<T> Send for HostFunction<T> where
    T: Send

impl<T> Sync for HostFunction<T> where
    T: Sync

impl<T> Unpin for HostFunction<T> where
    T: Unpin

impl<T> UnwindSafe for HostFunction<T> where
    T: UnwindSafe

Blanket Implementations

impl<T> Any for T where
    T: 'static + ?Sized
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impl<T> Borrow<T> for T where
    T: ?Sized
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impl<T> BorrowMut<T> for T where
    T: ?Sized
[src]

impl<T> Conv for T

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

impl<T> Downcast for T where
    T: Any

impl<T> DowncastSync for T where
    T: Any + Send + Sync

impl<T> DynClone for T where
    T: Clone
[src]

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

impl<T> FmtForward for T

impl<T> From<T> for T[src]

impl<T> Instrument for T[src]

impl<T, U> Into<U> for T where
    U: From<T>, 
[src]

impl<T> Pipe for T

impl<T> PipeAsRef for T

impl<T> PipeBorrow for T

impl<T> PipeDeref for T

impl<T> PipeRef for T

impl<T> Same<T> for T

type Output = T

Should always be Self

impl<T> Tap for T

impl<T, U> TapAsRef<U> for T where
    U: ?Sized

impl<T, U> TapBorrow<U> for T where
    U: ?Sized

impl<T> TapDeref for T

impl<T> ToOwned for T where
    T: Clone
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type Owned = T

The resulting type after obtaining ownership.

impl<T> TryConv for T

impl<T, U> TryFrom<U> for T where
    U: Into<T>, 
[src]

type Error = Infallible

The type returned in the event of a conversion error.

impl<T, U> TryInto<U> for T where
    U: TryFrom<T>, 
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type Error = <U as TryFrom<T>>::Error

The type returned in the event of a conversion error.

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