poseidon_permutation::r1cs

Struct InstanceVar

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pub struct InstanceVar<const STATE_SIZE: usize, const STATE_SIZE_MINUS_1: usize, const NUM_MDS_ELEMENTS: usize, const NUM_STATE_SIZE_MINUS_1_ELEMENTS: usize, const NUM_ROUND_ROWS: usize, const NUM_ROUND_COLS: usize, const NUM_ROUND_ELEMENTS: usize, const NUM_PARTIAL_ROUNDS: usize> {
    pub parameters: PoseidonParameters<STATE_SIZE, STATE_SIZE_MINUS_1, NUM_MDS_ELEMENTS, NUM_STATE_SIZE_MINUS_1_ELEMENTS, NUM_ROUND_ROWS, NUM_ROUND_COLS, NUM_ROUND_ELEMENTS, NUM_PARTIAL_ROUNDS>,
    pub cs: ConstraintSystemRef<Fq>,
    pub state_words: Vec<FpVar<Fq>>,
}
Expand description

Represents a Poseidon permutation instance.

Fields§

§parameters: PoseidonParameters<STATE_SIZE, STATE_SIZE_MINUS_1, NUM_MDS_ELEMENTS, NUM_STATE_SIZE_MINUS_1_ELEMENTS, NUM_ROUND_ROWS, NUM_ROUND_COLS, NUM_ROUND_ELEMENTS, NUM_PARTIAL_ROUNDS>

Parameters for this instance of Poseidon.

§cs: ConstraintSystemRef<Fq>

Constraint system

§state_words: Vec<FpVar<Fq>>

Current state

Implementations§

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impl<const STATE_SIZE: usize, const STATE_SIZE_MINUS_1: usize, const NUM_MDS_ELEMENTS: usize, const NUM_STATE_SIZE_MINUS_1_ELEMENTS: usize, const NUM_ROUND_ROWS: usize, const NUM_ROUND_COLS: usize, const NUM_ROUND_ELEMENTS: usize, const NUM_PARTIAL_ROUNDS: usize> InstanceVar<STATE_SIZE, STATE_SIZE_MINUS_1, NUM_MDS_ELEMENTS, NUM_STATE_SIZE_MINUS_1_ELEMENTS, NUM_ROUND_ROWS, NUM_ROUND_COLS, NUM_ROUND_ELEMENTS, NUM_PARTIAL_ROUNDS>

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pub fn n_to_1_fixed_hash( parameters: PoseidonParameters<STATE_SIZE, STATE_SIZE_MINUS_1, NUM_MDS_ELEMENTS, NUM_STATE_SIZE_MINUS_1_ELEMENTS, NUM_ROUND_ROWS, NUM_ROUND_COLS, NUM_ROUND_ELEMENTS, NUM_PARTIAL_ROUNDS>, cs: ConstraintSystemRef<Fq>, input_words: [FpVar<Fq>; STATE_SIZE], ) -> FpVar<Fq>

Fixed width hash from n:1. Outputs a Fq given t input words.

Source

pub fn permute(&mut self)

Poseidon permutation.

Auto Trait Implementations§

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impl<const STATE_SIZE: usize, const STATE_SIZE_MINUS_1: usize, const NUM_MDS_ELEMENTS: usize, const NUM_STATE_SIZE_MINUS_1_ELEMENTS: usize, const NUM_ROUND_ROWS: usize, const NUM_ROUND_COLS: usize, const NUM_ROUND_ELEMENTS: usize, const NUM_PARTIAL_ROUNDS: usize> Freeze for InstanceVar<STATE_SIZE, STATE_SIZE_MINUS_1, NUM_MDS_ELEMENTS, NUM_STATE_SIZE_MINUS_1_ELEMENTS, NUM_ROUND_ROWS, NUM_ROUND_COLS, NUM_ROUND_ELEMENTS, NUM_PARTIAL_ROUNDS>

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impl<const STATE_SIZE: usize, const STATE_SIZE_MINUS_1: usize, const NUM_MDS_ELEMENTS: usize, const NUM_STATE_SIZE_MINUS_1_ELEMENTS: usize, const NUM_ROUND_ROWS: usize, const NUM_ROUND_COLS: usize, const NUM_ROUND_ELEMENTS: usize, const NUM_PARTIAL_ROUNDS: usize> !RefUnwindSafe for InstanceVar<STATE_SIZE, STATE_SIZE_MINUS_1, NUM_MDS_ELEMENTS, NUM_STATE_SIZE_MINUS_1_ELEMENTS, NUM_ROUND_ROWS, NUM_ROUND_COLS, NUM_ROUND_ELEMENTS, NUM_PARTIAL_ROUNDS>

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impl<const STATE_SIZE: usize, const STATE_SIZE_MINUS_1: usize, const NUM_MDS_ELEMENTS: usize, const NUM_STATE_SIZE_MINUS_1_ELEMENTS: usize, const NUM_ROUND_ROWS: usize, const NUM_ROUND_COLS: usize, const NUM_ROUND_ELEMENTS: usize, const NUM_PARTIAL_ROUNDS: usize> !Send for InstanceVar<STATE_SIZE, STATE_SIZE_MINUS_1, NUM_MDS_ELEMENTS, NUM_STATE_SIZE_MINUS_1_ELEMENTS, NUM_ROUND_ROWS, NUM_ROUND_COLS, NUM_ROUND_ELEMENTS, NUM_PARTIAL_ROUNDS>

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impl<const STATE_SIZE: usize, const STATE_SIZE_MINUS_1: usize, const NUM_MDS_ELEMENTS: usize, const NUM_STATE_SIZE_MINUS_1_ELEMENTS: usize, const NUM_ROUND_ROWS: usize, const NUM_ROUND_COLS: usize, const NUM_ROUND_ELEMENTS: usize, const NUM_PARTIAL_ROUNDS: usize> !Sync for InstanceVar<STATE_SIZE, STATE_SIZE_MINUS_1, NUM_MDS_ELEMENTS, NUM_STATE_SIZE_MINUS_1_ELEMENTS, NUM_ROUND_ROWS, NUM_ROUND_COLS, NUM_ROUND_ELEMENTS, NUM_PARTIAL_ROUNDS>

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impl<const STATE_SIZE: usize, const STATE_SIZE_MINUS_1: usize, const NUM_MDS_ELEMENTS: usize, const NUM_STATE_SIZE_MINUS_1_ELEMENTS: usize, const NUM_ROUND_ROWS: usize, const NUM_ROUND_COLS: usize, const NUM_ROUND_ELEMENTS: usize, const NUM_PARTIAL_ROUNDS: usize> Unpin for InstanceVar<STATE_SIZE, STATE_SIZE_MINUS_1, NUM_MDS_ELEMENTS, NUM_STATE_SIZE_MINUS_1_ELEMENTS, NUM_ROUND_ROWS, NUM_ROUND_COLS, NUM_ROUND_ELEMENTS, NUM_PARTIAL_ROUNDS>

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impl<const STATE_SIZE: usize, const STATE_SIZE_MINUS_1: usize, const NUM_MDS_ELEMENTS: usize, const NUM_STATE_SIZE_MINUS_1_ELEMENTS: usize, const NUM_ROUND_ROWS: usize, const NUM_ROUND_COLS: usize, const NUM_ROUND_ELEMENTS: usize, const NUM_PARTIAL_ROUNDS: usize> !UnwindSafe for InstanceVar<STATE_SIZE, STATE_SIZE_MINUS_1, NUM_MDS_ELEMENTS, NUM_STATE_SIZE_MINUS_1_ELEMENTS, NUM_ROUND_ROWS, NUM_ROUND_COLS, NUM_ROUND_ELEMENTS, NUM_PARTIAL_ROUNDS>

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