Struct Hmac 

pub struct Hmac<H: Digest> { /* private fields */ }

Streaming HMAC state over an arbitrary in-tree digest.

Implementations

impl<H: Digest> Hmac<H>

pub fn new(key: &[u8]) -> Self

Build the RFC 2104 / FIPS 198-1 keyed inner and outer hash states.

pub fn update(&mut self, data: &[u8])

Absorb more message bytes into the keyed inner hash.

pub fn finalize(self) -> Vec<u8>

Finalize the MAC and return the authentication tag.

pub fn compute(key: &[u8], data: &[u8]) -> Vec<u8>

Compute an HMAC tag in one shot.

pub fn verify(key: &[u8], data: &[u8], tag: &[u8]) -> bool

Compute and compare the tag in constant time.

Trait Implementations

impl<H: Digest> Drop for Hmac<H>

fn drop(&mut self)

Executes the destructor for this type.