Trait BlockHeader

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pub trait BlockHeader<TYPES: NodeType>:
    Serialize
    + Clone
    + Debug
    + Hash
    + PartialEq
    + Eq
    + Send
    + Sync
    + DeserializeOwned
    + Committable {
    type Error: Error + Debug + Send + Sync;

    // Required methods
    fn new(
        parent_state: &TYPES::ValidatedState,
        instance_state: &<TYPES::ValidatedState as ValidatedState<TYPES>>::Instance,
        parent_leaf: &Leaf2<TYPES>,
        payload_commitment: VidCommitment,
        builder_commitment: BuilderCommitment,
        metadata: <TYPES::BlockPayload as BlockPayload<TYPES>>::Metadata,
        builder_fee: BuilderFee<TYPES>,
        version: Version,
        view_number: u64,
    ) -> impl Future<Output = Result<Self, Self::Error>> + Send;
    fn genesis<V: Versions>(
        instance_state: &<TYPES::ValidatedState as ValidatedState<TYPES>>::Instance,
        payload: TYPES::BlockPayload,
        metadata: &<TYPES::BlockPayload as BlockPayload<TYPES>>::Metadata,
    ) -> Self;
    fn block_number(&self) -> u64;
    fn timestamp(&self) -> u64;
    fn timestamp_millis(&self) -> u64;
    fn payload_commitment(&self) -> VidCommitment;
    fn metadata(
        &self,
    ) -> &<TYPES::BlockPayload as BlockPayload<TYPES>>::Metadata;
    fn builder_commitment(&self) -> BuilderCommitment;
    fn get_light_client_state(
        &self,
        view: TYPES::View,
    ) -> Result<LightClientState>;
}

Expand description

Header of a block, which commits to a BlockPayload.

Required Associated Types§

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type Error: Error + Debug + Send + Sync

Error type for this type of block header

Required Methods§

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fn new( parent_state: &TYPES::ValidatedState, instance_state: &<TYPES::ValidatedState as ValidatedState<TYPES>>::Instance, parent_leaf: &Leaf2<TYPES>, payload_commitment: VidCommitment, builder_commitment: BuilderCommitment, metadata: <TYPES::BlockPayload as BlockPayload<TYPES>>::Metadata, builder_fee: BuilderFee<TYPES>, version: Version, view_number: u64, ) -> impl Future<Output = Result<Self, Self::Error>> + Send

Build a header with the parent validate state, instance-level state, parent leaf, payload and builder commitments, and metadata. This is only used in pre-marketplace versions

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