Struct EncryptionKey 

pub struct EncryptionKey {
    pub epoch: u64,
    pub algorithm: String,
    /* private fields */
}

An encryption key for channel communication.

Fields

epoch: u64

Key epoch (incremented on rotation)

algorithm: String

Algorithm name

Implementations

impl EncryptionKey

pub fn generate() -> Self

Generate a new random encryption key for ChaCha20-Poly1305.

pub fn generate_for(scheme: &EncryptionScheme) -> Self

Generate a new random encryption key for a specific scheme.

pub fn from_bytes(bytes: [u8; 32], epoch: u64) -> Self

Create from raw bytes.

pub fn from_bytes_with_algorithm( bytes: [u8; 32], epoch: u64, algorithm: &str, ) -> Self

Create from raw bytes with a specific algorithm tag.

pub fn rotate(&self) -> Self

Rotate: generate new key with incremented epoch.

pub fn key_bytes(&self) -> &[u8; 32]

Get the raw key bytes.

pub fn fingerprint(&self) -> String

Get hex-encoded fingerprint (first 8 bytes of key hash).

Trait Implementations

impl Clone for EncryptionKey

fn clone(&self) -> EncryptionKey

Returns a duplicate of the value.

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

Performs copy-assignment from source.

impl Debug for EncryptionKey

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

Formats the value using the given formatter.