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20 lines
570 B
Rust
20 lines
570 B
Rust
//! Pseudo-random element generation.
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pub use winter_crypto::{DefaultRandomCoin as WinterRandomCoin, RandomCoin, RandomCoinError};
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use crate::{Felt, FieldElement, StarkField, Word, ZERO};
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mod rpo;
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pub use rpo::RpoRandomCoin;
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/// Pseudo-random element generator.
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///
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/// An instance can be used to draw, uniformly at random, base field elements as well as [Word]s.
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pub trait FeltRng {
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/// Draw, uniformly at random, a base field element.
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fn draw_element(&mut self) -> Felt;
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/// Draw, uniformly at random, a [Word].
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fn draw_word(&mut self) -> Word;
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}
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