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chacha20: fix footnote in RNG docs #469

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Oct 13, 2025
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chacha20: fix footnote in RNG docs #469

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8 changes: 3 additions & 5 deletions chacha20/src/rng.rs
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Expand Up @@ -240,7 +240,7 @@ macro_rules! impl_chacha_rng {
/// rounds is the minimum potentially secure configuration, and 20 rounds is widely used as a
/// conservative choice.
///
/// We use a 64-bit counter and 64-bit stream identifier as in Bernstein's implementation[^3]
/// We use a 64-bit counter and 64-bit stream identifier as in Bernstein's implementation
/// except that we use a stream identifier in place of a nonce. A 64-bit counter over 64-byte
/// (16 word) blocks allows 1 ZiB of output before cycling, and the stream identifier allows
/// 2<sup>64</sup> unique streams of output per seed. Both counter and stream are initialized
Expand Down Expand Up @@ -291,11 +291,9 @@ macro_rules! impl_chacha_rng {
///
/// The other Rngs from this crate are initialized similarly.
///
/// [^1]: D. J. Bernstein, [*ChaCha, a variant of Salsa20*](
/// https://cr.yp.to/chacha.html)
/// [^1]: D. J. Bernstein, [*ChaCha, a variant of Salsa20*](https://cr.yp.to/chacha.html)
///
/// [^2]: [eSTREAM: the ECRYPT Stream Cipher Project](
/// http://www.ecrypt.eu.org/stream/)
/// [^2]: [eSTREAM: the ECRYPT Stream Cipher Project](http://www.ecrypt.eu.org/stream/)
pub struct $ChaChaXRng {
/// The ChaChaCore struct
pub core: BlockRng<$ChaChaXCore>,
Expand Down