Struct ExpandedSpendingKey 

pub struct ExpandedSpendingKey {
    pub ask: SpendAuthorizingKey,
    pub nsk: Fr,
    pub ovk: OutgoingViewingKey,
}

A Sapling expanded spending key

Fields

ask: SpendAuthorizingKey

nsk: Fr

ovk: OutgoingViewingKey

Implementations

impl ExpandedSpendingKey

pub fn from_spending_key(sk: &[u8]) -> Self

Expands a spending key into its components.

Panics

Panics if this spending key expands to ask = 0. This has a negligible probability of occurring.

pub fn proof_generation_key(&self) -> ProofGenerationKey

pub fn from_bytes(b: &[u8]) -> Result<Self, DecodingError>

Decodes the expanded spending key from its serialized representation as part of the encoding of the extended spending key as defined in ZIP 32

pub fn read<R: Read>(reader: R) -> Result<Self>

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

pub fn to_bytes(&self) -> [u8; 96]

Encodes the expanded spending key to its serialized representation as part of the encoding of the extended spending key as defined in ZIP 32

Trait Implementations

impl Clone for ExpandedSpendingKey

fn clone(&self) -> ExpandedSpendingKey

Returns a duplicate of the value.

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

Performs copy-assignment from source.

impl Debug for ExpandedSpendingKey

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

Formats the value using the given formatter.