Enum V3 

pub enum V3 {}

Version 3 of the Zcash chain history tree.

This version is used from the NU6.3 epoch for history nodes that include Ironwood shielded pool metadata. Earlier epochs continue to use the corresponding earlier history tree versions.

Trait Implementations

impl Version for V3

type NodeData = V3

The node data for this tree version.

fn consensus_branch_id(data: &Self::NodeData) -> u32

Returns the consensus branch ID for the given node data.

fn start_height(data: &Self::NodeData) -> u64

Returns the start height for the given node data.

fn end_height(data: &Self::NodeData) -> u64

Returns the end height for the given node data.

fn combine_inner( subtree_commitment: [u8; 32], left: &Self::NodeData, right: &Self::NodeData, ) -> Self::NodeData

Combines two nodes metadata.

fn read<R: Read>(consensus_branch_id: u32, r: &mut R) -> Result<Self::NodeData>

Parses node data from the given reader.

fn write<W: Write>(data: &Self::NodeData, w: &mut W) -> Result<()>

Writes the byte representation of the given node data to the given writer.

fn combine(left: &Self::NodeData, right: &Self::NodeData) -> Self::NodeData

Combines two nodes’ metadata.

fn to_bytes(data: &Self::NodeData) -> Vec<u8>

Converts to byte representation.

fn from_bytes<T: AsRef<[u8]>>( consensus_branch_id: u32, buf: T, ) -> Result<Self::NodeData>

Convert from byte representation.

fn hash(data: &Self::NodeData) -> [u8; 32]

Hash node metadata