Struct checkpoint::wrappers::HmacWrapper

pub struct HmacWrapper<S: Storage> { /* fields omitted */ }

Adds HMAC verification to checkpoint data.

Currently the Sha256 checksum algorithm is used.

Methods

impl<S: Storage> HmacWrapper<S>

pub fn wrap(inner: S, secret_key: &[u8]) -> Self

Adds an HmacWrapper around a Storage object.

Trait Implementations

impl<S: Debug + Storage> Debug for HmacWrapper<S>

fn fmt(&self, __arg_0: &mut Formatter) -> Result

Formats the value using the given formatter.

impl<S: Storage> Storage for HmacWrapper<S>

type Committed = Committed<S::Committed>

The type representing committed checkpoints.

type Uncommitted = Uncommitted<S::Uncommitted>

The type representing uncommitted checkpoints.

fn create_checkpoint(
    &mut self,
    identifier: &str
) -> Result<Self::Uncommitted, Error>

Creates a new checkpoint with the specified identifier.

fn commit_checkpoint(
    &mut self,
    uncommitted: Self::Uncommitted
) -> Result<Self::Committed, Error>

Commits an uncommitted checkpoint, permanently saving its data to the underlying storage medium.

fn load_checkpoint(
    &mut self,
    identifier: &str
) -> Result<Self::Committed, Error>

Loads the committed checkpoint associated with the provided identifier, allowing its data to be retrieved.

fn remove_checkpoint(&mut self, identifier: &str) -> Result<(), Error>

Removes the committed checkpoint associated with the provided identifier.

fn checkpoint_identifiers(&mut self) -> Result<Vec<String>, Error>

Returns a list of all committed checkpoint identifiers in the underlying storage medium.