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use crate::errors::Error;
pub(crate) mod private {
use super::Error;
// Inside private module to prevent users from implementing this themself.
/// A given version must implement validation logic in terms of both itself and the kind of key.
pub trait Version {
/// Size for a `local` key.
const LOCAL_KEY: usize;
/// Size for a secret `public` key.
const SECRET_KEY: usize;
/// Size for a public `public` key.
const PUBLIC_KEY: usize;
/// Size of the signature for a public token.
const PUBLIC_SIG: usize;
/// Size of the nonce for a local token.
const LOCAL_NONCE: usize;
/// Size of the authentication tag for a local token.
const LOCAL_TAG: usize;
/// Header for a public token for this version.
const PUBLIC_HEADER: &'static str;
/// Header for a local token for this version.
const LOCAL_HEADER: &'static str;
/// Size of a PASERK ID.
#[cfg(feature = "paserk")]
const PASERK_ID: usize;
/// Validate bytes for a `local` key of a given version.
fn validate_local_key(key_bytes: &[u8]) -> Result<(), Error>;
/// Validate bytes for a secret `public` key of a given version.
fn validate_secret_key(key_bytes: &[u8]) -> Result<(), Error>;
/// Validate bytes for a public `local` key of a given version.
fn validate_public_key(key_bytes: &[u8]) -> Result<(), Error>;
}
}
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