ssh-cipher: extract from ssh-key

.github/workflows/ssh-cipher.yml

@@ -0,0 +1,58 @@
+name: ssh-cipher
+
+on:
+  pull_request:
+    paths:
+      - ".github/workflows/ssh-cipher.yml"
+      - "ssh-cipher/**"
+      - "ssh-encoding/**"
+      - "Cargo.*"
+  push:
+    branches: master
+
+defaults:
+  run:
+    working-directory: ssh-cipher
+
+env:
+  RUSTFLAGS: "-Dwarnings"
+
+jobs:
+  minimal-versions:
+    uses: RustCrypto/actions/.github/workflows/minimal-versions.yml@master
+    with:
+        working-directory: ${{ github.workflow }}
+
+  no_std:
+    runs-on: ubuntu-latest
+    strategy:
+      matrix:
+        rust:
+          - 1.60.0 # MSRV
+          - stable
+        target:
+          - thumbv7em-none-eabi
+          - wasm32-unknown-unknown
+    steps:
+      - uses: actions/checkout@v3
+      - uses: dtolnay/rust-toolchain@stable
+        with:
+          toolchain: ${{ matrix.rust }}
+          target: ${{ matrix.target }}
+      - uses: RustCrypto/actions/cargo-hack-install@master
+      - run: cargo hack build --target ${{ matrix.target }} --feature-powerset --exclude-features default,std
+
+  test:
+    runs-on: ubuntu-latest
+    strategy:
+      matrix:
+        rust:
+          - 1.60.0 # MSRV
+          - stable
+    steps:
+      - uses: actions/checkout@v3
+      - uses: dtolnay/rust-toolchain@stable
+        with:
+          toolchain: ${{ matrix.rust }}
+      - uses: RustCrypto/actions/cargo-hack-install@master
+      - run: cargo hack test --feature-powerset

.github/workflows/ssh-encoding.yml

@@ -39,7 +39,7 @@ jobs:
           toolchain: ${{ matrix.rust }}
           target: ${{ matrix.target }}
       - uses: RustCrypto/actions/cargo-hack-install@master
-      - run: cargo hack build --target ${{ matrix.target }} --feature-powerset --exclude-features default,getrandom,std
+      - run: cargo hack build --target ${{ matrix.target }} --feature-powerset --exclude-features default,std
 
   test:
     runs-on: ubuntu-latest

.github/workflows/ssh-key.yml

@@ -4,6 +4,8 @@ on:
   pull_request:
     paths:
       - ".github/workflows/ssh-key.yml"
+      - "ssh-cipher/**"
+      - "ssh-encoding/**"
       - "ssh-key/**"
       - "Cargo.*"
   push:
@@ -84,9 +86,8 @@ jobs:
         with:
           toolchain: ${{ matrix.rust }}
       - uses: RustCrypto/actions/cargo-hack-install@master
-      - run: cargo hack test --feature-powerset --exclude-features aes-gcm,crypto,default,encryption,getrandom,std --release
+      - run: cargo hack test --feature-powerset --exclude-features crypto,default,encryption,getrandom,std --release
       - run: cargo test --release
-      - run: cargo test --release --features aes-gcm
       - run: cargo test --release --features crypto
       - run: cargo test --release --features encryption
       - run: cargo test --release --features getrandom

Cargo.toml

@@ -1,6 +1,7 @@
 [workspace]
 resolver = "2"
 members = [
+    "ssh-cipher",
     "ssh-encoding",
     "ssh-key"
 ]

ssh-cipher/CHANGELOG.md

@@ -0,0 +1,5 @@
+# Changelog
+All notable changes to this project will be documented in this file.
+
+The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/),
+and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0.html).

ssh-cipher/Cargo.toml

@@ -0,0 +1,45 @@
+[package]
+name = "ssh-cipher"
+version = "0.1.0-pre"
+description = """
+Pure Rust implementation of SSH symmetric encryption including support for the
+modern aes128-gcm@openssh.com/aes256-gcm@openssh.com and
+chacha20-poly1305@openssh.com algorithms as well as legacy support for older
+ciphers. Built on the pure Rust cryptography implementations maintained by the
+RustCrypto organization.
+"""
+authors = ["RustCrypto Developers"]
+license = "Apache-2.0 OR MIT"
+repository = "https://github.com/RustCrypto/SSH/tree/master/ssh-cipher"
+categories = ["cryptography", "no-std"]
+keywords = ["crypto", "encryption", "openssh", "ssh"]
+readme = "README.md"
+edition = "2021"
+rust-version = "1.60"
+
+[dependencies]
+cipher = "0.4"
+encoding = { package = "ssh-encoding", version = "=0.2.0-pre", path = "../ssh-encoding" }
+
+# optional dependencies
+aes = { version = "0.8", optional = true, default-features = false }
+aes-gcm = { version = "0.10", optional = true, default-features = false, features = ["aes"] }
+cbc = { version = "0.1", optional = true }
+ctr = { version = "0.9", optional = true, default-features = false }
+chacha20 = { version = "0.9", optional = true, default-features = false }
+des = { version = "0.8", optional = true, default-features = false }
+poly1305 = { version = "0.8", optional = true, default-features = false }
+subtle = { version = "2", optional = true, default-features = false }
+
+[features]
+std = []
+
+aes-cbc = ["dep:aes", "dep:cbc"]
+aes-ctr = ["dep:aes", "dep:ctr"]
+aes-gcm = ["dep:aes", "dep:aes-gcm"]
+chacha20poly1305 = ["dep:chacha20", "dep:poly1305", "dep:subtle"]
+tdes = ["dep:des", "dep:cbc"]
+
+[package.metadata.docs.rs]
+all-features = true
+rustdoc-args = ["--cfg", "docsrs"]