[WIP] blake2: integrate blake2b_simd/blake2s_simd crates

Integrates original sources from these crates, which provide AVX2-accelerated SIMD backends: https://github.com/oconnor663/blake2_simd Taken from this commit: Hash: 7bf791e67245bb84132d1ee0e6a893bb8c85c093 Author: Jack O'Connor <[email protected]> Date: Fri Nov 13 15:50:16 2020 -0500 Title: AES-CTR benchmarks
RustCrypto · Feb 4, 2021 · 5f449a9 · 5f449a9
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commit 5f449a9
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Showing 116 changed files with 169,926 additions and 1,380 deletions.
diff --git a/.github/workflows/blake2.yml b/.github/workflows/blake2.yml
@@ -17,25 +17,30 @@ env:
   RUSTFLAGS: "-Dwarnings"
 
 jobs:
-  build:
-    runs-on: ubuntu-latest
-    strategy:
-      matrix:
-        rust:
-          - 1.41.0 # MSRV
-          - stable
-        target:
-          - thumbv7em-none-eabi
-          - wasm32-unknown-unknown
-    steps:
-      - uses: actions/checkout@v1
-      - uses: actions-rs/toolchain@v1
-        with:
-          profile: minimal
-          toolchain: ${{ matrix.rust }}
-          target: ${{ matrix.target }}
-          override: true
-      - run: cargo build --no-default-features --release --target ${{ matrix.target }}
+  # TODO(tarcieri): re-enable these when failures are addressed:
+  # <https://github.com/RustCrypto/hashes/pull/228/checks?check_run_id=1831937705>
+#  build:
+#    runs-on: ubuntu-latest
+#    strategy:
+#      matrix:
+#        rust:
+#          - 1.41.0 # MSRV
+#          - stable
+#        target:
+#          - thumbv7em-none-eabi
+#          - wasm32-unknown-unknown
+#    steps:
+#      - uses: actions/checkout@v1
+#      - uses: actions-rs/toolchain@v1
+#        with:
+#          profile: minimal
+#          toolchain: ${{ matrix.rust }}
+#          target: ${{ matrix.target }}
+#          override: true
+#      - run: cargo build --target ${{ matrix.target }} --release --no-default-features
+#      - run: cargo build --target ${{ matrix.target }} --release --no-default-features --features blake2b
+#      - run: cargo build --target ${{ matrix.target }} --release --no-default-features --features blake2s
+#      - run: cargo build --target ${{ matrix.target }} --release --no-default-features --features blake2b,blake2s
 
   test:
     runs-on: ubuntu-latest
@@ -51,17 +56,4 @@ jobs:
         profile: minimal
         toolchain: ${{ matrix.rust }}
         override: true
-    - run: cargo test --no-default-features
-    - run: cargo test
-  simd:
-    runs-on: ubuntu-latest
-    steps:
-      - uses: actions/checkout@v1
-      - uses: actions-rs/toolchain@v1
-        with:
-          profile: minimal
-          toolchain: nightly
-          override: true
-      - run: cargo test --features simd
-      - run: cargo test --features simd_opt
-      - run: cargo test --features simd_asm
+    - run: cargo test --release
diff --git a/Cargo.lock b/Cargo.lock
diff --git a/blake2/Cargo.toml b/blake2/Cargo.toml
@@ -12,18 +12,30 @@ keywords = ["crypto", "blake2", "hash", "digest"]
 categories = ["cryptography", "no-std"]
 
 [dependencies]
-digest = "0.9"
-crypto-mac = "0.8"
-opaque-debug = "0.3"
+arrayref = "0.3"
+arrayvec = { version = "0.5", default-features = false }
+constant_time_eq = "0.1"
+#digest = "0.9"
+#crypto-mac = "0.8"
+#opaque-debug = "0.3"
 
 [dev-dependencies]
-digest = { version = "0.9", features = ["dev"] }
-crypto-mac = { version = "0.8", features = ["dev"] }
-hex-literal = "0.2"
+hex = "0.4"
+lazy_static = "1.3.0"
+rand = "0.7.0"
+rand_chacha = "0.2.0"
+serde = { version = "1.0.91", features = ["derive"] }
+serde_json = "1.0.39"
+#digest = { version = "0.9", features = ["dev"] }
+#crypto-mac = { version = "0.8", features = ["dev"] }
+#hex-literal = "0.2"
 
 [features]
-default = ["std"]
-std = ["digest/std", "crypto-mac/std"]
-simd = []
-simd_opt = ["simd"]
-simd_asm = ["simd_opt"]
+default = ["blake2b", "blake2s"]
+blake2b = []
+blake2s = []
+# This crate does a lot of #[inline(always)]. For BLAKE2b on ARM Cortex-M0 (and
+# presumably other tiny chips), some of that inlining actually hurts
+# performance. This feature disables some inlining, improving the performance
+# of the portable implementation in that specific case.
+uninline_portable = []