Struct zcash_history::NodeData

#[repr(C)]
pub struct NodeData {
    pub consensus_branch_id: u32,
    pub subtree_commitment: [u8; 32],
    pub start_time: u32,
    pub end_time: u32,
    pub start_target: u32,
    pub end_target: u32,
    pub start_sapling_root: [u8; 32],
    pub end_sapling_root: [u8; 32],
    pub subtree_total_work: U256,
    pub start_height: u64,
    pub end_height: u64,
    pub sapling_tx: u64,
}

V1 node metadata.

Fields

consensus_branch_id: u32

Consensus branch id, should be provided by deserializing node.

subtree_commitment: [u8; 32]

Subtree commitment - either block hash for leaves or hashsum of children for nodes.

start_time: u32

Start time.

end_time: u32

End time.

start_target: u32

Start target.

end_target: u32

End target.

start_sapling_root: [u8; 32]

Start sapling tree root.

end_sapling_root: [u8; 32]

End sapling tree root.

subtree_total_work: U256

Part of tree total work.

start_height: u64

Start height.

end_height: u64

End height

sapling_tx: u64

Number of Sapling transactions.

Implementations

impl NodeData

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

Combine two nodes metadata.

pub fn write<W: Write>(&self, w: &mut W) -> Result<()>

Write to the byte representation.

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

Read from the byte representation.

pub fn to_bytes(&self) -> Vec<u8>

Convert to byte representation.

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

Convert from byte representation.

pub fn hash(&self) -> [u8; 32]

Hash node metadata

Trait Implementations

impl Clone for NodeData

fn clone(&self) -> NodeData

Returns a copy of the value.

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

Performs copy-assignment from source.

impl Debug for NodeData

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

Formats the value using the given formatter.

impl Default for NodeData

fn default() -> NodeData

Returns the “default value” for a type.