Struct bbs::keys::DeterministicPublicKey

pub struct DeterministicPublicKey(_);

Used to deterministically generate all other generators given a commitment to a private key This is effectively a BLS signature public key

Implementations

impl DeterministicPublicKey

pub fn to_bytes_compressed_form(&self) -> [u8; 96]

Convert to raw bytes compressed form

pub fn to_bytes_uncompressed_form(&self) -> [u8; 192]

Convert to raw bytes uncompressed form

impl DeterministicPublicKey

pub fn new(option: Option<KeyGenOption>) -> (Self, SecretKey)

Generates a random Secretkey and only creates the commitment to it

pub fn to_public_key(&self, message_count: usize) -> Result<PublicKey, BBSError>

Convert to a normal public key but deterministically derive all the generators using the hash to curve algorithm BLS12381G1_XMD:SHA-256_SSWU_RO denoted as H2C h_0 <- H2C(w || I2OSP(0, 4) || I2OSP(0, 1) || I2OSP(message_count, 4)) h_i <- H2C(w || I2OSP(i, 4) || I2OSP(0, 1) || I2OSP(message_count, 4))

Trait Implementations

impl AsRef<G2> for DeterministicPublicKey

fn as_ref(&self) -> &G2

Performs the conversion.

impl Clone for DeterministicPublicKey

fn clone(&self) -> DeterministicPublicKey

Returns a copy of the value.

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

Performs copy-assignment from source.

impl Copy for DeterministicPublicKey

impl Debug for DeterministicPublicKey

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

Formats the value using the given formatter.

impl Default for DeterministicPublicKey

fn default() -> Self

Returns the "default value" for a type.

impl<'a> Deserialize<'a> for DeterministicPublicKey

fn deserialize<D>(deserializer: D) -> Result<Self, D::Error> where
    D: Deserializer<'a>, 

Deserialize this value from the given Serde deserializer.

impl Display for DeterministicPublicKey

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

Formats the value using the given formatter.

impl Eq for DeterministicPublicKey

impl<'_> From<&'_ [u8; 192]> for DeterministicPublicKey

fn from(data: &[u8; 192]) -> Self

Performs the conversion.

impl<'_> From<&'_ [u8; 96]> for DeterministicPublicKey

fn from(data: &[u8; 96]) -> Self

Performs the conversion.

impl<'_> From<&'_ G2> for DeterministicPublicKey

fn from(src: &G2) -> Self

Performs the conversion.

impl From<[u8; 192]> for DeterministicPublicKey

fn from(data: [u8; 192]) -> Self

Performs the conversion.

impl From<[u8; 96]> for DeterministicPublicKey

fn from(data: [u8; 96]) -> Self

Performs the conversion.

impl From<Box<[u8]>> for DeterministicPublicKey

fn from(data: Box<[u8]>) -> DeterministicPublicKey

Performs the conversion.

impl From<G2> for DeterministicPublicKey

fn from(src: G2) -> Self

Performs the conversion.

impl HashElem for DeterministicPublicKey

type Output = DeterministicPublicKey

The type that implements this trait

fn hash<I: AsRef<[u8]>>(data: I) -> Self::Output

Return a type from hashing data

impl Into<Box<[u8]>> for DeterministicPublicKey

fn into(self) -> Box<[u8]>

Performs the conversion.

impl PartialEq<DeterministicPublicKey> for DeterministicPublicKey

fn eq(&self, other: &DeterministicPublicKey) -> bool

This method tests for self and other values to be equal, and is used by ==.

fn ne(&self, other: &DeterministicPublicKey) -> bool

This method tests for !=.

impl Serialize for DeterministicPublicKey

fn serialize<S>(&self, serializer: S) -> Result<S::Ok, S::Error> where
    S: Serializer, 

Serialize this value into the given Serde serializer.

impl StructuralEq for DeterministicPublicKey

impl StructuralPartialEq for DeterministicPublicKey

impl<'_> TryFrom<&'_ [u8]> for DeterministicPublicKey

type Error = BBSError

The type returned in the event of a conversion error.

fn try_from(value: &[u8]) -> Result<Self, Self::Error>

Performs the conversion.

impl TryFrom<Vec<u8>> for DeterministicPublicKey

type Error = BBSError

The type returned in the event of a conversion error.

fn try_from(value: Vec<u8>) -> Result<Self, Self::Error>

Performs the conversion.