Struct CryptoHash

pub struct CryptoHash(/* private fields */);

A Keccak256 value.

Implementations

impl CryptoHash

pub fn new<'de, T: BcsHashable<'de>>(value: &T) -> Self

Computes a hash.

pub fn as_bytes(&self) -> &B256

Reads the bytes of the hash value.

pub fn make_evm_compatible(&mut self)

Force the last 12 bytes of the hash to be zeroes. This is currently used for EVM compatibility

pub fn test_hash(s: impl Into<String>) -> Self

Returns the hash of TestString(s), for testing purposes.

Trait Implementations

impl Arbitrary for CryptoHash

type Parameters = ()

The type of parameters that arbitrary_with accepts for configuration of the generated Strategy. Parameters must implement Default.

type Strategy = Map<VecStrategy<RangeInclusive<u8>>, fn(_: Vec<u8>) -> CryptoHash>

The type of Strategy used to generate values of type Self.

fn arbitrary_with((): Self::Parameters) -> Self::Strategy

Generates a Strategy for producing arbitrary values of type the implementing type (Self). The strategy is passed the arguments given in args.

fn arbitrary() -> Self::Strategy

Generates a Strategy for producing arbitrary values of type the implementing type (Self).

impl Clone for CryptoHash

fn clone(&self) -> CryptoHash

Returns a copy of the value.

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

Performs copy-assignment from source.

impl Debug for CryptoHash

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

Formats the value using the given formatter.

impl Default for CryptoHash

fn default() -> CryptoHash

Returns the “default value” for a type.

impl<'de> Deserialize<'de> for CryptoHash

fn deserialize<D>(deserializer: D) -> Result<Self, D::Error>

where D: Deserializer<'de>,

Deserialize this value from the given Serde deserializer.

impl Display for CryptoHash

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

Formats the value using the given formatter.

impl From<[u64; 4]> for CryptoHash

fn from(integers: [u64; 4]) -> Self

Converts to this type from the input type.

impl From<[u8; 32]> for CryptoHash

fn from(bytes: [u8; 32]) -> Self

Converts to this type from the input type.

impl From<CryptoHash> for [u64; 4]

fn from(crypto_hash: CryptoHash) -> Self

Converts to this type from the input type.

impl From<CryptoHash> for [u8; 32]

fn from(crypto_hash: CryptoHash) -> Self

Converts to this type from the input type.

impl From<CryptoHash> for AccountOwner

fn from(address: CryptoHash) -> Self

Converts to this type from the input type.

impl FromStr for CryptoHash

type Err = CryptoError

The associated error which can be returned from parsing.

fn from_str(s: &str) -> Result<Self, Self::Err>

Parses a string s to return a value of this type.

impl Hash for CryptoHash

fn hash<__H: Hasher>(&self, state: &mut __H)

Feeds this value into the given Hasher.

fn hash_slice<H>(data: &[Self], state: &mut H)

where H: Hasher, Self: Sized,

Feeds a slice of this type into the given Hasher.

impl InputType for CryptoHash

type RawValueType = CryptoHash

The raw type used for validator.

fn type_name() -> Cow<'static, str>

Type the name.

fn create_type_info(registry: &mut Registry) -> String

Create type information in the registry and return qualified typename.

fn parse(value: Option<Value>) -> InputValueResult<Self>

Parse from Value. None represents undefined.

fn to_value(&self) -> Value

Convert to a Value for introspection.

fn as_raw_value(&self) -> Option<&Self::RawValueType>

Returns a reference to the raw value.

fn qualified_type_name() -> String

Qualified typename.

impl Ord for CryptoHash

fn cmp(&self, other: &CryptoHash) -> Ordering

This method returns an Ordering between self and other.

fn max(self, other: Self) -> Self

where Self: Sized,

Compares and returns the maximum of two values.

fn min(self, other: Self) -> Self

where Self: Sized,

Compares and returns the minimum of two values.

fn clamp(self, min: Self, max: Self) -> Self

where Self: Sized,

Restrict a value to a certain interval.

impl OutputType for CryptoHash

fn type_name() -> Cow<'static, str>

Type the name.

fn create_type_info(registry: &mut Registry) -> String

Create type information in the registry and return qualified typename.

async fn resolve( &self, _: &ContextSelectionSet<'_>, _field: &Positioned<Field>, ) -> ServerResult<Value>

Resolve an output value to async_graphql::Value.

fn qualified_type_name() -> String

Qualified typename.

fn introspection_type_name(&self) -> Cow<'static, str>

Introspection type name

impl PartialEq for CryptoHash

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

Tests for self and other values to be equal, and is used by ==.

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

Tests for !=. The default implementation is almost always sufficient, and should not be overridden without very good reason.

impl PartialOrd for CryptoHash

fn partial_cmp(&self, other: &CryptoHash) -> Option<Ordering>

This method returns an ordering between self and other values if one exists.

fn lt(&self, other: &Rhs) -> bool

Tests less than (for self and other) and is used by the < operator.

fn le(&self, other: &Rhs) -> bool

Tests less than or equal to (for self and other) and is used by the <= operator.

fn gt(&self, other: &Rhs) -> bool

Tests greater than (for self and other) and is used by the > operator.

fn ge(&self, other: &Rhs) -> bool

Tests greater than or equal to (for self and other) and is used by the >= operator.

impl ScalarType for CryptoHash

fn parse(value: Value) -> InputValueResult<Self>

Parse a scalar value.

fn to_value(&self) -> Value

Convert the scalar to Value.

fn is_valid(_value: &ConstValue) -> bool

Checks for a valid scalar value.

impl Serialize for CryptoHash

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

where S: Serializer,

Serialize this value into the given Serde serializer.

impl TryFrom<&[u8]> for CryptoHash

type Error = CryptoError

The type returned in the event of a conversion error.

fn try_from(value: &[u8]) -> Result<Self, Self::Error>

Performs the conversion.

impl WitLoad for CryptoHash

fn load<Instance>( memory: &Memory<'_, Instance>, location: GuestPointer, ) -> Result<Self, RuntimeError>

where Instance: InstanceWithMemory, <Instance::Runtime as Runtime>::Memory: RuntimeMemory<Instance>,

Loads an instance of the type from the location in the guest’s memory.

fn lift_from<Instance>( flat_layout: <Self::Layout as Layout>::Flat, memory: &Memory<'_, Instance>, ) -> Result<Self, RuntimeError>

where Instance: InstanceWithMemory, <Instance::Runtime as Runtime>::Memory: RuntimeMemory<Instance>,

Lifts an instance of the type from the flat_layout representation.

impl WitStore for CryptoHash

fn store<Instance>( &self, memory: &mut Memory<'_, Instance>, location: GuestPointer, ) -> Result<(), RuntimeError>

where Instance: InstanceWithMemory, <Instance::Runtime as Runtime>::Memory: RuntimeMemory<Instance>,

Stores the type at the location in the guest’s memory.

fn lower<Instance>( &self, memory: &mut Memory<'_, Instance>, ) -> Result<<Self::Layout as Layout>::Flat, RuntimeError>

where Instance: InstanceWithMemory, <Instance::Runtime as Runtime>::Memory: RuntimeMemory<Instance>,

Lowers the type into its flat layout representation.

impl WitType for CryptoHash

const SIZE: u32 = 32u32

The size of the type when laid out in memory.

type Layout = <(u64, u64, u64, u64) as WitType>::Layout

The layout of the type as fundamental types.

type Dependencies = HNil

Other WitTypes that this type depends on.

fn wit_type_name() -> Cow<'static, str>

Generates the WIT type name for this type.

fn wit_type_declaration() -> Cow<'static, str>

Generates the WIT type declaration for this type.

impl Copy for CryptoHash

impl Eq for CryptoHash

impl StructuralPartialEq for CryptoHash