Struct PassphraseCustody 

pub struct PassphraseCustody<T> { /* private fields */ }

Passphrase file custody for StoreKeyring or MemberIdentity (E1). The composition root supplies the corresponding reserved AtomicFile.

Implementations

impl<T> PassphraseCustody<T>

pub fn new(passphrase: Passphrase, file: AtomicFile, store: StoreId) -> Self

Retain the passphrase until the session opens. Construction performs no IO. Successful unlocking erases the passphrase and keeps its derived key.

Trait Implementations

impl<T: KeyMaterial> Custody<T> for PassphraseCustody<T>

fn unlock(&self) -> Result<Option<T>, KeyError>

Called once at open; None when this device has never held T. Retain the unlocked persistence capability until close.

fn persist(&self, material: &T) -> Result<(), KeyError>

Keeps material, replacing what was kept.

fn forget(&self) -> Result<(), KeyError>

Removes what was kept; succeeds if nothing was kept.

fn close(&self)

Erase held memory after users finish; performs no persistence or IO.

impl<T> Debug for PassphraseCustody<T>

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

Formats the value using the given formatter.