Struct SetupParams 

pub struct SetupParams<G: AffineRepr> {
    pub G: G,
    pub G_vec: Vec<G>,
    pub H_vec: Vec<G>,
}

Fields

G: G

G_vec: Vec<G>

H_vec: Vec<G>

Implementations

impl<G: AffineRepr> SetupParams<G>

pub fn new<D: Digest>(label: &[u8], g_count: u32, h_count: u32) -> Self

pub fn new_for_perfect_range_proof<D: Digest>( label: &[u8], base: u16, num_value_bits: u16, num_proofs: u32, ) -> Self

Create setup params for perfect range, i.e a range of form [0, base^l)

pub fn new_for_arbitrary_range_proof<D: Digest>( label: &[u8], base: u16, num_value_bits: u16, num_proofs: u32, ) -> Self

Create setup params for an arbitrary range, i.e a range of form [a, b)

pub fn compute_pedersen_commitment(&self, v: u64, gamma: &G::ScalarField) -> G

Create Pedersen commitment as C = v*G + gamma*H_vec[0]

pub fn compute_commitment( &self, v: &G::ScalarField, l: &[G::ScalarField], n: &[G::ScalarField], ) -> G

Returns v*g + <g_vec, n> + <h_vec, l>

pub fn compute_commitment_given_bases( v: &G::ScalarField, l: &[G::ScalarField], n: &[G::ScalarField], g: &G, g_vec: &[G], h_vec: &[G], ) -> G

Returns v*g + <g_vec, n> + <h_vec, l>

pub fn gen_randomness_and_compute_commitment<R: RngCore>( &self, rng: &mut R, l: &[G::ScalarField], n: &[G::ScalarField], ) -> (G::ScalarField, G)

Generates random v and returns pair (v, v*g + <g_vec, n> + <h_vec, l>)

pub fn get_pedersen_commitment_key(&self) -> (G, G)

pub fn get_no_of_G(base: u16, num_value_bits: u16, num_proofs: u32) -> u32

Get number of generators G_i required for creating proofs

Trait Implementations

impl<G: AffineRepr> CanonicalDeserialize for SetupParams<G>

fn deserialize_with_mode<R: Read>( reader: R, compress: Compress, validate: Validate, ) -> Result<Self, SerializationError>

The general deserialize method that takes in customization flags.

fn deserialize_compressed<R>(reader: R) -> Result<Self, SerializationError>

where R: Read,

fn deserialize_compressed_unchecked<R>( reader: R, ) -> Result<Self, SerializationError>

where R: Read,

fn deserialize_uncompressed<R>(reader: R) -> Result<Self, SerializationError>

where R: Read,

fn deserialize_uncompressed_unchecked<R>( reader: R, ) -> Result<Self, SerializationError>

where R: Read,

impl<G: AffineRepr> CanonicalSerialize for SetupParams<G>

fn serialize_with_mode<W: Write>( &self, writer: W, compress: Compress, ) -> Result<(), SerializationError>

The general serialize method that takes in customization flags.

fn serialized_size(&self, compress: Compress) -> usize

fn serialize_compressed<W>(&self, writer: W) -> Result<(), SerializationError>

where W: Write,

fn compressed_size(&self) -> usize

fn serialize_uncompressed<W>(&self, writer: W) -> Result<(), SerializationError>

where W: Write,

fn uncompressed_size(&self) -> usize

impl<G: Clone + AffineRepr> Clone for SetupParams<G>

fn clone(&self) -> SetupParams<G>

Returns a duplicate of the value.

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

Performs copy-assignment from source.

impl<G: Debug + AffineRepr> Debug for SetupParams<G>

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

Formats the value using the given formatter.

impl<G: PartialEq + AffineRepr> PartialEq for SetupParams<G>

fn eq(&self, other: &SetupParams<G>) -> bool

Tests for self and other values to be equal, and is used by ==.

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

Tests for !=. The default implementation is almost always sufficient, and should not be overridden without very good reason.

impl<G: AffineRepr> Valid for SetupParams<G>

fn check(&self) -> Result<(), SerializationError>

fn batch_check<'a>( batch: impl Iterator<Item = &'a Self> + Send, ) -> Result<(), SerializationError>

where Self: 'a,

impl<G: Eq + AffineRepr> Eq for SetupParams<G>

impl<G: AffineRepr> StructuralPartialEq for SetupParams<G>