Struct snarkvm_polycommit::marlin_pc::verifier_key::prepared_verifier_key::PreparedVerifierKeyVar[−][src]

pub struct PreparedVerifierKeyVar<TargetCurve: PairingEngine, BaseCurve: PairingEngine, PG: PairingGadget<TargetCurve, <BaseCurve as PairingEngine>::Fr>> where
    <TargetCurve as PairingEngine>::G1Affine: ToConstraintField<<BaseCurve as PairingEngine>::Fr>,
    <TargetCurve as PairingEngine>::G2Affine: ToConstraintField<<BaseCurve as PairingEngine>::Fr>,  {
    pub prepared_g: Vec<PG::G1Gadget>,
    pub prepared_h: PG::G2PreparedGadget,
    pub prepared_beta_h: PG::G2PreparedGadget,
    pub prepared_degree_bounds_and_shift_powers: Option<Vec<(usize, FpGadget<<BaseCurve as PairingEngine>::Fr>, Vec<PG::G1Gadget>)>>,
    pub constant_allocation: bool,
    pub origin_vk: Option<VerifierKeyVar<TargetCurve, BaseCurve, PG>>,
}

Expand description

Var for the verification key of the Marlin-KZG10 polynomial commitment scheme.

Fields

prepared_g: Vec<PG::G1Gadget>

Generator of G1.

prepared_h: PG::G2PreparedGadget

Generator of G2.

prepared_beta_h: PG::G2PreparedGadget

Generator of G1, times first monomial.

prepared_degree_bounds_and_shift_powers: Option<Vec<(usize, FpGadget<<BaseCurve as PairingEngine>::Fr>, Vec<PG::G1Gadget>)>>

Used for the shift powers associated with different degree bounds.

constant_allocation: bool

Indicate whether or not it is a constant allocation (which decides whether or not shift powers are precomputed)

origin_vk: Option<VerifierKeyVar<TargetCurve, BaseCurve, PG>>

If not a constant allocation, the original vk is attached (for computing the shift power series)

Implementations

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impl<TargetCurve, BaseCurve, PG> PreparedVerifierKeyVar<TargetCurve, BaseCurve, PG> where
    TargetCurve: PairingEngine,
    BaseCurve: PairingEngine,
    PG: PairingGadget<TargetCurve, <BaseCurve as PairingEngine>::Fr>,
    <TargetCurve as PairingEngine>::G1Affine: ToConstraintField<<BaseCurve as PairingEngine>::Fr>,
    <TargetCurve as PairingEngine>::G2Affine: ToConstraintField<<BaseCurve as PairingEngine>::Fr>,

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pub fn get_shift_power<CS: ConstraintSystem<<BaseCurve as PairingEngine>::Fr>>(
    &self, 
    cs: CS, 
    bound: &FpGadget<<BaseCurve as PairingEngine>::Fr>
) -> Option<Vec<PG::G1Gadget>>

Find the appropriate shift for the degree bound.

Trait Implementations

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impl<TargetCurve, BaseCurve, PG> AllocGadget<PreparedVerifierKey<TargetCurve>, <BaseCurve as PairingEngine>::Fr> for PreparedVerifierKeyVar<TargetCurve, BaseCurve, PG> where
    TargetCurve: PairingEngine,
    BaseCurve: PairingEngine,
    PG: PairingGadget<TargetCurve, <BaseCurve as PairingEngine>::Fr>,
    <TargetCurve as PairingEngine>::G1Affine: ToConstraintField<<BaseCurve as PairingEngine>::Fr>,
    <TargetCurve as PairingEngine>::G2Affine: ToConstraintField<<BaseCurve as PairingEngine>::Fr>,

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fn alloc_constant<Fn: FnOnce() -> Result<T, SynthesisError>, T: Borrow<PreparedVerifierKey<TargetCurve>>, CS: ConstraintSystem<<BaseCurve as PairingEngine>::Fr>>(
    cs: CS, 
    value_gen: Fn
) -> Result<Self, SynthesisError>

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fn alloc<Fn: FnOnce() -> Result<T, SynthesisError>, T: Borrow<PreparedVerifierKey<TargetCurve>>, CS: ConstraintSystem<<BaseCurve as PairingEngine>::Fr>>(
    cs: CS, 
    value_gen: Fn
) -> Result<Self, SynthesisError>

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fn alloc_input<Fn: FnOnce() -> Result<T, SynthesisError>, T: Borrow<PreparedVerifierKey<TargetCurve>>, CS: ConstraintSystem<<BaseCurve as PairingEngine>::Fr>>(
    cs: CS, 
    value_gen: Fn
) -> Result<Self, SynthesisError>

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fn alloc_checked<Fn, T, CS>(cs: CS, f: Fn) -> Result<Self, SynthesisError> where
    Fn: FnOnce() -> Result<T, SynthesisError>,
    CS: ConstraintSystem<F>,
    T: Borrow<V>,

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fn alloc_input_checked<Fn, T, CS>(cs: CS, f: Fn) -> Result<Self, SynthesisError> where
    Fn: FnOnce() -> Result<T, SynthesisError>,
    CS: ConstraintSystem<F>,
    T: Borrow<V>,

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impl<TargetCurve, BaseCurve, PG> Clone for PreparedVerifierKeyVar<TargetCurve, BaseCurve, PG> where
    TargetCurve: PairingEngine,
    BaseCurve: PairingEngine,
    PG: PairingGadget<TargetCurve, <BaseCurve as PairingEngine>::Fr>,
    <TargetCurve as PairingEngine>::G1Affine: ToConstraintField<<BaseCurve as PairingEngine>::Fr>,
    <TargetCurve as PairingEngine>::G2Affine: ToConstraintField<<BaseCurve as PairingEngine>::Fr>,

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fn clone(&self) -> Self

Returns a copy of the value. Read more

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

Performs copy-assignment from source. Read more

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impl<TargetCurve, BaseCurve, PG> Into<VerifierKeyVar<TargetCurve, BaseCurve, PG>> for PreparedVerifierKeyVar<TargetCurve, BaseCurve, PG> where
    TargetCurve: PairingEngine,
    BaseCurve: PairingEngine,
    PG: PairingGadget<TargetCurve, <BaseCurve as PairingEngine>::Fr>,
    <TargetCurve as PairingEngine>::G1Affine: ToConstraintField<<BaseCurve as PairingEngine>::Fr>,
    <TargetCurve as PairingEngine>::G2Affine: ToConstraintField<<BaseCurve as PairingEngine>::Fr>,

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fn into(self) -> VerifierKeyVar<TargetCurve, BaseCurve, PG>

Performs the conversion.

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impl<TargetCurve, BaseCurve, PG> PrepareGadget<VerifierKeyVar<TargetCurve, BaseCurve, PG>, <BaseCurve as PairingEngine>::Fr> for PreparedVerifierKeyVar<TargetCurve, BaseCurve, PG> where
    TargetCurve: PairingEngine,
    BaseCurve: PairingEngine,
    PG: PairingGadget<TargetCurve, <BaseCurve as PairingEngine>::Fr>,
    <TargetCurve as PairingEngine>::G1Affine: ToConstraintField<<BaseCurve as PairingEngine>::Fr>,
    <TargetCurve as PairingEngine>::G2Affine: ToConstraintField<<BaseCurve as PairingEngine>::Fr>,

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fn prepare<CS: ConstraintSystem<<BaseCurve as PairingEngine>::Fr>>(
    cs: CS, 
    unprepared: &VerifierKeyVar<TargetCurve, BaseCurve, PG>
) -> Result<Self, SynthesisError>

Prepare from an unprepared element.

Auto Trait Implementations

impl<TargetCurve, BaseCurve, PG> RefUnwindSafe for PreparedVerifierKeyVar<TargetCurve, BaseCurve, PG> where
    <BaseCurve as PairingEngine>::Fr: RefUnwindSafe,
    <PG as PairingGadget<TargetCurve, <BaseCurve as PairingEngine>::Fr>>::G1Gadget: RefUnwindSafe,
    <PG as PairingGadget<TargetCurve, <BaseCurve as PairingEngine>::Fr>>::G2Gadget: RefUnwindSafe,
    <PG as PairingGadget<TargetCurve, <BaseCurve as PairingEngine>::Fr>>::G2PreparedGadget: RefUnwindSafe,

impl<TargetCurve, BaseCurve, PG> Send for PreparedVerifierKeyVar<TargetCurve, BaseCurve, PG> where
    <PG as PairingGadget<TargetCurve, <BaseCurve as PairingEngine>::Fr>>::G1Gadget: Send,
    <PG as PairingGadget<TargetCurve, <BaseCurve as PairingEngine>::Fr>>::G2Gadget: Send,
    <PG as PairingGadget<TargetCurve, <BaseCurve as PairingEngine>::Fr>>::G2PreparedGadget: Send,

impl<TargetCurve, BaseCurve, PG> Sync for PreparedVerifierKeyVar<TargetCurve, BaseCurve, PG> where
    <PG as PairingGadget<TargetCurve, <BaseCurve as PairingEngine>::Fr>>::G1Gadget: Sync,
    <PG as PairingGadget<TargetCurve, <BaseCurve as PairingEngine>::Fr>>::G2Gadget: Sync,
    <PG as PairingGadget<TargetCurve, <BaseCurve as PairingEngine>::Fr>>::G2PreparedGadget: Sync,

impl<TargetCurve, BaseCurve, PG> Unpin for PreparedVerifierKeyVar<TargetCurve, BaseCurve, PG> where
    <BaseCurve as PairingEngine>::Fr: Unpin,
    <PG as PairingGadget<TargetCurve, <BaseCurve as PairingEngine>::Fr>>::G1Gadget: Unpin,
    <PG as PairingGadget<TargetCurve, <BaseCurve as PairingEngine>::Fr>>::G2Gadget: Unpin,
    <PG as PairingGadget<TargetCurve, <BaseCurve as PairingEngine>::Fr>>::G2PreparedGadget: Unpin,

impl<TargetCurve, BaseCurve, PG> UnwindSafe for PreparedVerifierKeyVar<TargetCurve, BaseCurve, PG> where
    <BaseCurve as PairingEngine>::Fr: UnwindSafe,
    <PG as PairingGadget<TargetCurve, <BaseCurve as PairingEngine>::Fr>>::G1Gadget: UnwindSafe,
    <PG as PairingGadget<TargetCurve, <BaseCurve as PairingEngine>::Fr>>::G2Gadget: UnwindSafe,
    <PG as PairingGadget<TargetCurve, <BaseCurve as PairingEngine>::Fr>>::G2PreparedGadget: UnwindSafe,

Blanket Implementations

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impl<T> Any for T where
    T: 'static + ?Sized,

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Gets the TypeId of self. Read more

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impl<T> Borrow<T> for T where
    T: ?Sized,

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pub fn borrow(&self) -> &T

Immutably borrows from an owned value. Read more

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    T: ?Sized,

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pub fn borrow_mut(&mut self) -> &mut T

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    Self: Into<T>,

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    Self: LowerExp,

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    Self: LowerHex,

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    Self: UpperHex,

Causes self to use its UpperHex implementation when Debug-formatted. Read more

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) -> R where
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🔬 This is a nightly-only experimental API. (toowned_clone_into)

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