Remove rand_hc (#1156)

* Remove `rand_hc`

We no longer need it for `rand`, so it can be moved to the `rngs`
repository.

.github/workflows/test.yml

@@ -99,8 +99,6 @@ jobs:
         run: cargo test --target ${{ matrix.target }} --manifest-path rand_pcg/Cargo.toml --features=serde1
       - name: Test rand_chacha
         run: cargo test --target ${{ matrix.target }} --manifest-path rand_chacha/Cargo.toml
-      - name: Test rand_hc
-        run: cargo test --target ${{ matrix.target }} --manifest-path rand_hc/Cargo.toml
 
   test-cross:
     runs-on: ${{ matrix.os }}
@@ -137,7 +135,6 @@ jobs:
           cross test --no-fail-fast --target ${{ matrix.target }} --manifest-path rand_distr/Cargo.toml --features=serde1
           cross test --no-fail-fast --target ${{ matrix.target }} --manifest-path rand_pcg/Cargo.toml --features=serde1
           cross test --no-fail-fast --target ${{ matrix.target }} --manifest-path rand_chacha/Cargo.toml
-          cross test --no-fail-fast --target ${{ matrix.target }} --manifest-path rand_hc/Cargo.toml
 
   test-miri:
     runs-on: ubuntu-latest
@@ -158,7 +155,6 @@ jobs:
           #cargo miri test --manifest-path rand_distr/Cargo.toml # no unsafe and lots of slow tests
           cargo miri test --manifest-path rand_pcg/Cargo.toml --features=serde1
           cargo miri test --manifest-path rand_chacha/Cargo.toml --no-default-features
-          cargo miri test --manifest-path rand_hc/Cargo.toml
 
   test-no-std:
     runs-on: ubuntu-latest

Cargo.toml

@@ -50,7 +50,6 @@ members = [
     "rand_core",
     "rand_distr",
     "rand_chacha",
-    "rand_hc",
     "rand_pcg",
 ]
 
@@ -73,8 +72,6 @@ libc = { version = "0.2.22", optional = true, default-features = false }
 
 [dev-dependencies]
 rand_pcg = { path = "rand_pcg", version = "0.3.0" }
-# Only for benches:
-rand_hc = { path = "rand_hc", version = "0.3.0" }
 # Only to test serde1
 bincode = "1.2.1"
 

SECURITY.md

@@ -49,7 +49,6 @@ exceptions for theoretical issues without a known exploit:
 | `rand` | 0.4 | Jitter, ISAAC |
 | `rand_core` | 0.2 - 0.6 | |
 | `rand_chacha` | 0.1 - 0.3 | |
-| `rand_hc` | 0.1 - 0.3 | |
 
 Explanation of exceptions:
 

benches/generators.rs

@@ -21,7 +21,6 @@ use rand::prelude::*;
 use rand::rngs::adapter::ReseedingRng;
 use rand::rngs::{mock::StepRng, OsRng};
 use rand_chacha::{ChaCha12Rng, ChaCha20Core, ChaCha20Rng, ChaCha8Rng};
-use rand_hc::Hc128Rng;
 use rand_pcg::{Pcg32, Pcg64, Pcg64Mcg};
 
 macro_rules! gen_bytes {
@@ -48,7 +47,6 @@ gen_bytes!(gen_bytes_pcg64mcg, Pcg64Mcg::from_entropy());
 gen_bytes!(gen_bytes_chacha8, ChaCha8Rng::from_entropy());
 gen_bytes!(gen_bytes_chacha12, ChaCha12Rng::from_entropy());
 gen_bytes!(gen_bytes_chacha20, ChaCha20Rng::from_entropy());
-gen_bytes!(gen_bytes_hc128, Hc128Rng::from_entropy());
 gen_bytes!(gen_bytes_std, StdRng::from_entropy());
 #[cfg(feature = "small_rng")]
 gen_bytes!(gen_bytes_small, SmallRng::from_entropy());
@@ -78,7 +76,6 @@ gen_uint!(gen_u32_pcg64mcg, u32, Pcg64Mcg::from_entropy());
 gen_uint!(gen_u32_chacha8, u32, ChaCha8Rng::from_entropy());
 gen_uint!(gen_u32_chacha12, u32, ChaCha12Rng::from_entropy());
 gen_uint!(gen_u32_chacha20, u32, ChaCha20Rng::from_entropy());
-gen_uint!(gen_u32_hc128, u32, Hc128Rng::from_entropy());
 gen_uint!(gen_u32_std, u32, StdRng::from_entropy());
 #[cfg(feature = "small_rng")]
 gen_uint!(gen_u32_small, u32, SmallRng::from_entropy());
@@ -91,7 +88,6 @@ gen_uint!(gen_u64_pcg64mcg, u64, Pcg64Mcg::from_entropy());
 gen_uint!(gen_u64_chacha8, u64, ChaCha8Rng::from_entropy());
 gen_uint!(gen_u64_chacha12, u64, ChaCha12Rng::from_entropy());
 gen_uint!(gen_u64_chacha20, u64, ChaCha20Rng::from_entropy());
-gen_uint!(gen_u64_hc128, u64, Hc128Rng::from_entropy());
 gen_uint!(gen_u64_std, u64, StdRng::from_entropy());
 #[cfg(feature = "small_rng")]
 gen_uint!(gen_u64_small, u64, SmallRng::from_entropy());
@@ -113,7 +109,6 @@ macro_rules! init_gen {
 init_gen!(init_pcg32, Pcg32);
 init_gen!(init_pcg64, Pcg64);
 init_gen!(init_pcg64mcg, Pcg64Mcg);
-init_gen!(init_hc128, Hc128Rng);
 init_gen!(init_chacha, ChaCha20Rng);
 
 const RESEEDING_BYTES_LEN: usize = 1024 * 1024;