Struct ExpandMsgXof 

pub struct ExpandMsgXof<HashT>
where
    HashT: Default + ExtendableOutput + Update + HashMarker,
{
    reader: <HashT as ExtendableOutput>::Reader,
    remaining: u16,
}

Implements expand_message_xof via the ExpandMsg trait: https://www.rfc-editor.org/rfc/rfc9380.html#name-expand_message_xof

Errors

See ExpandMsgXofError for details.

Fields

reader: <HashT as ExtendableOutput>::Reader

remaining: u16

Trait Implementations

impl<HashT> Debug for ExpandMsgXof<HashT>

where HashT: Default + ExtendableOutput + Update + HashMarker, <HashT as ExtendableOutput>::Reader: Debug,

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

Formats the value using the given formatter.

impl<HashT, K> ExpandMsg<K> for ExpandMsgXof<HashT>

where HashT: Default + ExtendableOutput + Update + HashMarker + CollisionResistance<CollisionResistance: IsGreaterOrEqual<K, Output = True>>, K: Mul<U2, Output: ArraySize>,

type Hash = HashT

The hash used by this implementation.

type Expander<'dst> = ExpandMsgXof<HashT>

Type holding data for the Expander.

type Error = ExpandMsgXofError

Error returned by ExpandMsg::expand_message.

fn expand_message<'dst>( msg: &[&[u8]], dst: &'dst [&[u8]], len_in_bytes: NonZero<u16>, ) -> Result<Self::Expander<'dst>, ExpandMsgXofError>

Expands msg to the required number of bytes.

impl<HashT> Expander for ExpandMsgXof<HashT>

where HashT: Default + ExtendableOutput + Update + HashMarker,

fn fill_bytes(&mut self, okm: &mut [u8]) -> Result<usize, Error>

Fill the array with the expanded bytes, returning how many bytes were read.