Struct Footer 

pub struct Footer {
    pub kid: Option<String>,
    pub version: Option<String>,
    pub issuer_meta: Option<String>,
    pub custom: HashMap<String, Value>,
}

Footer data for additional authenticated metadata

Fields

kid: Option<String>

Key identifier for key rotation and selection

version: Option<String>

Token version for compatibility tracking

issuer_meta: Option<String>

Issuer-specific metadata

custom: HashMap<String, Value>

Additional custom metadata

Implementations

impl Footer

pub fn new() -> Self

Create a new empty footer

pub fn set_kid(&mut self, kid: &str) -> Result<(), PqPasetoError>

Set the key identifier

pub fn set_version(&mut self, version: &str) -> Result<(), PqPasetoError>

Set the version

pub fn set_issuer_meta( &mut self, issuer_meta: &str, ) -> Result<(), PqPasetoError>

Set issuer metadata

pub fn add_custom<T: Serialize + ?Sized>( &mut self, key: &str, value: &T, ) -> Result<(), PqPasetoError>

Add custom footer field

pub fn get_custom(&self, key: &str) -> Option<&Value>

Get custom footer field

pub fn kid(&self) -> Option<&str>

Get key identifier

pub fn version(&self) -> Option<&str>

Get version

pub fn issuer_meta(&self) -> Option<&str>

Get issuer metadata

pub fn to_base64(&self) -> Result<String, PqPasetoError>

Serialize footer to base64url-encoded JSON

Trait Implementations

impl Clone for Footer

fn clone(&self) -> Footer

Returns a duplicate of the value.

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

Performs copy-assignment from source.

impl Debug for Footer

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

Formats the value using the given formatter.

impl Default for Footer

fn default() -> Self

Returns the “default value” for a type.

impl<'de> Deserialize<'de> for Footer

fn deserialize<__D>(__deserializer: __D) -> Result<Self, __D::Error>

where __D: Deserializer<'de>,

Deserialize this value from the given Serde deserializer.

impl Serialize for Footer

fn serialize<__S>(&self, __serializer: __S) -> Result<__S::Ok, __S::Error>

where __S: Serializer,

Serialize this value into the given Serde serializer.