Struct beacon::AttestationData

pub struct AttestationData {
    pub slot: u64,
    pub beacon_block_root: H256,
    pub source_epoch: u64,
    pub source_root: H256,
    pub target_root: H256,
    pub shard: u64,
    pub previous_crosslink: Crosslink,
    pub crosslink_data_root: H256,
}

Attestation data.

Fields

slot: u64

Slot number

beacon_block_root: H256

Root of the signed beacon block

source_epoch: u64

Last justified epoch in the beacon state

source_root: H256

Hash of the last justified beacon block

target_root: H256

Root of the ancestor at the epoch boundary

shard: u64

Shard number

previous_crosslink: Crosslink

Last crosslink

crosslink_data_root: H256

Data from the shard since the last attestation

Methods

impl AttestationData

pub fn is_double_vote<C: Config>(
    &self,
    other: &AttestationData,
    config: &C
) -> bool

Whether it is double vote with another attestation.

pub fn is_surround_vote<C: Config>(
    &self,
    other: &AttestationData,
    config: &C
) -> bool

Whether it is surround vote with another attestation.

Trait Implementations

impl PartialEq<AttestationData> for AttestationData

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

This method tests for self and other values to be equal, and is used by ==.

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

This method tests for !=.

impl Clone for AttestationData

fn clone(&self) -> AttestationData

Returns a copy of the value.

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

Performs copy-assignment from source.

impl Eq for AttestationData

impl Debug for AttestationData

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

Formats the value using the given formatter.

impl Encode for AttestationData

fn encode_to<EncOut: Output>(&self, dest: &mut EncOut)

Convert self to a slice and append it to the destination.

fn encode(&self) -> Vec<u8>

Convert self to an owned vector.

fn using_encoded<R, F>(&self, f: F) -> R where
    F: FnOnce(&[u8]) -> R, 

Convert self to a slice and then invoke the given closure with it.

impl Decode for AttestationData

fn decode<DecIn: Input>(input: &mut DecIn) -> Option<Self>

Attempt to deserialise the value from input.

impl Serialize for AttestationData

fn serialize<__S>(&self, __serializer: __S) -> Result<__S::Ok, __S::Error> where
    __S: Serializer, 

Serialize this value into the given Serde serializer.

impl<'de> Deserialize<'de> for AttestationData

fn deserialize<__D>(__deserializer: __D) -> Result<Self, __D::Error> where
    __D: Deserializer<'de>, 

Deserialize this value from the given Serde deserializer.

impl Prefixable for AttestationData

fn prefixed() -> bool

Whether the item is prefixed.

impl Encode for AttestationData

fn encode_to<EncOut: Output>(&self, d: &mut EncOut)

Convert self to a slice and append it to the destination.

fn encode(&self) -> Vec<u8>

Convert self to an owned vector.

fn using_encoded<R, F>(&self, f: F) -> R where
    F: FnOnce(&[u8]) -> R, 

Convert self to a slice and then invoke the given closure with it.

impl Decode for AttestationData

fn decode_as<DecIn: Input>(input: &mut DecIn) -> Option<(Self, usize)>

Attempt to deserialise the value from input. Return the number of bytes read as the second parameter.

fn decode<I>(value: &mut I) -> Option<Self> where
    I: Input, 

Attempt to deserialise the value from input.

impl Hashable for AttestationData

fn hash<H: Hasher>(&self) -> H::Out

fn truncated_hash<H: Hasher>(&self) -> H::Out

impl Composite for AttestationData