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StdRng: Switch to ChaCha12 #1028

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Aug 28, 2020
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StdRng: Switch to ChaCha12 #1028

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7 changes: 2 additions & 5 deletions src/rngs/std.rs
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Original file line number Diff line number Diff line change
Expand Up @@ -11,11 +11,11 @@
use crate::{CryptoRng, Error, RngCore, SeedableRng};

#[cfg(all(any(test, feature = "std"), not(target_os = "emscripten")))]
pub(crate) use rand_chacha::ChaCha20Core as Core;
pub(crate) use rand_chacha::ChaCha12Core as Core;
#[cfg(all(any(test, feature = "std"), target_os = "emscripten"))]
pub(crate) use rand_hc::Hc128Core as Core;

#[cfg(not(target_os = "emscripten"))] use rand_chacha::ChaCha20Rng as Rng;
#[cfg(not(target_os = "emscripten"))] use rand_chacha::ChaCha12Rng as Rng;
#[cfg(target_os = "emscripten")] use rand_hc::Hc128Rng as Rng;

/// The standard RNG. The PRNG algorithm in `StdRng` is chosen to be efficient
Expand Down Expand Up @@ -88,9 +88,6 @@ mod test {
let seed = [1,0,0,0, 23,0,0,0, 200,1,0,0, 210,30,0,0,
0,0,0,0, 0,0,0,0, 0,0,0,0, 0,0,0,0];

#[cfg(any(feature = "stdrng_strong", not(feature = "stdrng_fast")))]
let target = [3950704604716924505, 5573172343717151650];
#[cfg(all(not(feature = "stdrng_strong"), feature = "stdrng_fast"))]
let target = [10719222850664546238, 14064965282130556830];

let mut rng0 = StdRng::from_seed(seed);
Expand Down