libssh2/.github/workflows/ci.yml

# Copyright (C) The libssh2 project and its contributors.
#
# SPDX-License-Identifier: BSD-3-Clause
#
name: CI

on:
  push:
    branches: [master]
  pull_request:
    branches: [master]

concurrency:
  group: ${{ github.workflow }}-${{ github.event.pull_request.number || github.sha }}
  cancel-in-progress: true

permissions: {}

jobs:
  check_style:
    name: 'style-check'
    runs-on: ubuntu-latest
    timeout-minutes: 5
    steps:
      - uses: actions/checkout@11bd71901bbe5b1630ceea73d27597364c9af683 # v4
        with:
          persist-credentials: false
      - name: 'checksrc'
        run: ./ci/checksrc.sh

  shellcheck:
    runs-on: ubuntu-latest
    timeout-minutes: 5
    steps:
      - uses: actions/checkout@11bd71901bbe5b1630ceea73d27597364c9af683 # v4
        with:
          persist-credentials: false
      - name: 'shellcheck'
        run: ./ci/shellcheck.sh

  spellcheck:
    runs-on: ubuntu-latest
    steps:
      - name: 'install tools'
        run: pip install --break-system-packages -U codespell
      - uses: actions/checkout@11bd71901bbe5b1630ceea73d27597364c9af683 # v4
        with:
          persist-credentials: false
      - name: 'spellcheck'
        run: ./ci/spellcheck.sh

  build_integration:
    name: 'integration on ${{ matrix.image }}'
    runs-on: ${{ matrix.image }}
    timeout-minutes: 5
    env:
      CC: clang
      CMAKE_GENERATOR: Ninja
    strategy:
      fail-fast: false
      matrix:
        image: [ubuntu-latest, macos-latest]
    steps:
      - name: 'install packages'
        run: |
          if [[ '${{ matrix.image }}' = *'ubuntu'* ]]; then
            sudo apt-get -o Dpkg::Use-Pty=0 install ninja-build libgcrypt-dev libssl-dev libmbedtls-dev libwolfssl-dev
          else
            brew install ninja libgcrypt openssl mbedtls wolfssl
          fi

      - uses: actions/checkout@11bd71901bbe5b1630ceea73d27597364c9af683 # v4
        with:
          persist-credentials: false
      - name: 'via FetchContent'
        run: ./tests/cmake/test.sh FetchContent
      - name: 'via add_subdirectory'
        run: ./tests/cmake/test.sh add_subdirectory
      - name: 'via find_package OpenSSL'
        run: ./tests/cmake/test.sh find_package OpenSSL
      - name: 'via find_package Libgcrypt'
        run: ./tests/cmake/test.sh find_package Libgcrypt
      - name: 'via find_package mbedTLS'
        run: ./tests/cmake/test.sh find_package mbedTLS
      - name: 'via find_package wolfSSL'
        run: ./tests/cmake/test.sh find_package wolfSSL

  build_linux:
    name: 'linux'
    runs-on: ubuntu-latest
    timeout-minutes: 60
    strategy:
      fail-fast: false
      matrix:
        compiler: [gcc, clang]
        arch: [amd64]
        crypto: [OpenSSL, Libgcrypt, mbedTLS, wolfSSL]
        build: [cmake]
        zlib: ['OFF', 'ON']
        include:
          - compiler: gcc
            arch: amd64
            crypto: OpenSSL
            build: autotools
            zlib: 'OFF'
          - compiler: clang
            arch: amd64
            crypto: OpenSSL
            build: autotools
            zlib: 'OFF'
          - compiler: clang
            arch: amd64
            crypto: OpenSSL
            build: autotools
            zlib: 'ON'
            target: 'distcheck'
          - compiler: clang
            arch: amd64
            crypto: OpenSSL
            build: autotools
            zlib: 'ON'
            target: 'maketgz'
          - compiler: gcc
            arch: amd64
            crypto: OpenSSL-3-no-deprecated
            build: cmake
            zlib: 'ON'
          - compiler: gcc
            arch: amd64
            crypto: OpenSSL-111-from-source
            build: cmake
            zlib: 'ON'
          - compiler: gcc
            arch: amd64
            crypto: OpenSSL-110-from-source
            build: cmake
            zlib: 'ON'
          - compiler: gcc
            arch: amd64
            crypto: OpenSSL-102-from-source
            build: cmake
            zlib: 'ON'
          - compiler: gcc
            arch: amd64
            crypto: BoringSSL
            build: cmake
            zlib: 'ON'
          - compiler: gcc
            arch: amd64
            crypto: AWS-LC
            build: cmake
            zlib: 'ON'
          - compiler: gcc
            arch: amd64
            crypto: LibreSSL
            build: cmake
            zlib: 'ON'
          - compiler: gcc
            arch: i386
            crypto: mbedTLS-from-source
            build: cmake
            zlib: 'ON'
          - compiler: clang
            arch: amd64
            crypto: wolfSSL-from-source
            build: cmake
            zlib: 'ON'
          - compiler: clang
            arch: amd64
            crypto: wolfSSL-from-source-prev
            build: cmake
            zlib: 'ON'
          - compiler: clang
            arch: i386
            crypto: Libgcrypt
            build: autotools
            zlib: 'ON'
            options: --disable-static
    env:
      CC: ${{ matrix.compiler }}
      mbedtls-version: 3.6.2
      wolfssl-version: 5.7.4
      wolfssl-version-prev: 5.5.4
      boringssl-version: 0.20250114.0
      awslc-version: 1.46.1
      libressl-version: 4.0.0
      openssl-version: 3.4.0
      openssl111-version: 1.1.1w
      openssl110-version: 1.1.0l
      openssl102-version: 1.0.2u
    steps:
      - name: 'install architecture'
        if: ${{ matrix.arch != 'amd64' }}
        run: |
          sudo dpkg --add-architecture '${{ matrix.arch }}'
          sudo apt-get -o Dpkg::Use-Pty=0 update
          sudo apt-get -o Dpkg::Use-Pty=0 install gcc-multilib build-essential zlib1g-dev:${{ matrix.arch }}

      - name: 'install packages'
        run: |
          [ '${{ matrix.crypto }}' = 'OpenSSL' ] && pkg='libssl-dev'
          [ '${{ matrix.crypto }}' = 'Libgcrypt' ] && pkg='libgcrypt-dev'
          [ '${{ matrix.crypto }}' = 'mbedTLS' ] && pkg='libmbedtls-dev'
          [ '${{ matrix.crypto }}' = 'wolfSSL' ] && pkg='libwolfssl-dev'
          if [ -n "${pkg}" ]; then
            sudo apt-get -o Dpkg::Use-Pty=0 install "${pkg}:${{ matrix.arch }}"
          fi

      - name: 'cache mbedTLS'
        if: ${{ matrix.crypto == 'mbedTLS-from-source' }}
        uses: actions/cache@1bd1e32a3bdc45362d1e726936510720a7c30a57 # v4
        id: cache-mbedtls
        with:
          path: ~/usr
          key: ${{ runner.os }}-mbedtls-${{ env.mbedtls-version }}-${{ matrix.arch }}

      - name: 'install mbedTLS from source'
        if: ${{ matrix.crypto == 'mbedTLS-from-source' }}
        run: |
          if [ '${{ steps.cache-mbedtls.outputs.cache-hit }}' != 'true' ]; then
            curl -fsS -L https://github.com/Mbed-TLS/mbedtls/releases/download/mbedtls-${{ env.mbedtls-version }}/mbedtls-${{ env.mbedtls-version }}.tar.bz2 | tar -xjf -
            cd mbedtls-${{ env.mbedtls-version }}
            if [ '${{ matrix.arch }}' = 'i386' ]; then
              crossoptions='-DCMAKE_SYSTEM_NAME=Linux -DCMAKE_SYSTEM_VERSION=1 -DCMAKE_SYSTEM_PROCESSOR=${{ matrix.arch }}'
              cflags='-m32 -mpclmul -msse2 -maes'
            fi
            cmake -B . ${crossoptions} \
              -DCMAKE_C_FLAGS="${cflags}" \
              -DENABLE_PROGRAMS=OFF \
              -DENABLE_TESTING=OFF \
              -DUSE_STATIC_MBEDTLS_LIBRARY=OFF \
              -DUSE_SHARED_MBEDTLS_LIBRARY=ON \
              -DCMAKE_INSTALL_PREFIX="$HOME/usr"
            cmake --build . --parallel 5
            cmake --install .
            cd ..
          fi
          echo "LD_LIBRARY_PATH=$LD_LIBRARY_PATH:$HOME/usr/lib" >> $GITHUB_ENV
          echo "TOOLCHAIN_OPTION=$TOOLCHAIN_OPTION -DCMAKE_PREFIX_PATH=$HOME/usr" >> $GITHUB_ENV

      - name: 'install wolfSSL from source'
        if: ${{ startsWith(matrix.crypto, 'wolfSSL-from-source') }}
        run: |
          if [ '${{ matrix.crypto }}' = 'wolfSSL-from-source' ]; then
            WOLFSSLVER=${{ env.wolfssl-version }}
          else
            WOLFSSLVER=${{ env.wolfssl-version-prev }}
            options='-DWOLFSSL_OPENSSLEXTRA=ON'
          fi
          curl -fsS -L https://github.com/wolfSSL/wolfssl/archive/refs/tags/v$WOLFSSLVER-stable.tar.gz | tar -xzf -
          cd wolfssl-$WOLFSSLVER-stable
          cmake -B bld ${options} \
            -DWOLFSSL_LIBSSH2=ON \
            -DBUILD_SELFTEST=OFF \
            -DWOLFSSL_OPENSSLALL=ON \
            -DWOLFSSL_EXAMPLES=OFF \
            -DWOLFSSL_CRYPT_TESTS=OFF \
            -DCMAKE_POSITION_INDEPENDENT_CODE=ON \
            -DCMAKE_C_FLAGS='-DWOLFSSL_AESGCM_STREAM' \
            -DCMAKE_INSTALL_PREFIX="$HOME/usr"
          cmake --build bld --parallel 5
          cmake --install bld
          cd ..
          echo "LD_LIBRARY_PATH=$LD_LIBRARY_PATH:$HOME/usr/lib" >> $GITHUB_ENV
          echo "TOOLCHAIN_OPTION=$TOOLCHAIN_OPTION -DCMAKE_PREFIX_PATH=$HOME/usr" >> $GITHUB_ENV

      - name: 'cache BoringSSL'
        if: ${{ matrix.crypto == 'BoringSSL' }}
        uses: actions/cache@1bd1e32a3bdc45362d1e726936510720a7c30a57 # v4
        id: cache-boringssl
        with:
          path: ~/usr
          key: ${{ runner.os }}-boringssl-${{ env.boringssl-version }}-${{ matrix.arch }}

      - name: 'install BoringSSL from source'
        if: ${{ matrix.crypto == 'BoringSSL' }}
        run: |
          if [ '${{ steps.cache-boringssl.outputs.cache-hit }}' != 'true' ]; then
            mkdir boringssl
            cd boringssl
            curl -fsS https://boringssl.googlesource.com/boringssl/+archive/${{ env.boringssl-version }}.tar.gz | tar -xzf -
            # Skip tests to finish the build faster
            echo 'set_target_properties(decrepit bssl_shim test_fips boringssl_gtest test_support_lib urandom_test crypto_test ssl_test decrepit_test all_tests pki pki_test run_tests PROPERTIES EXCLUDE_FROM_ALL TRUE)' >> ./CMakeLists.txt
            cmake -B . \
              -DOPENSSL_SMALL=ON \
              -DCMAKE_POSITION_INDEPENDENT_CODE=ON \
              -DCMAKE_INSTALL_PREFIX="$HOME/usr"
            cmake --build . --parallel 5
            cmake --install .
            cd ..
          fi
          echo "LD_LIBRARY_PATH=$LD_LIBRARY_PATH:$HOME/usr/lib" >> $GITHUB_ENV
          echo "TOOLCHAIN_OPTION=$TOOLCHAIN_OPTION -DCMAKE_PREFIX_PATH=$HOME/usr" >> $GITHUB_ENV

      - name: 'cache AWS-LC'
        if: ${{ matrix.crypto == 'AWS-LC' }}
        uses: actions/cache@1bd1e32a3bdc45362d1e726936510720a7c30a57 # v4
        id: cache-aws-lc
        with:
          path: ~/usr
          key: ${{ runner.os }}-aws-lc-${{ env.awslc-version }}-${{ matrix.arch }}

      - name: 'install AWS-LC from source'
        if: ${{ matrix.crypto == 'AWS-LC' }}
        run: |
          if [ '${{ steps.cache-aws-lc.outputs.cache-hit }}' != 'true' ]; then
            mkdir aws-lc
            cd aws-lc
            curl -fsS -L https://github.com/aws/aws-lc/archive/refs/tags/v${{ env.awslc-version }}.tar.gz | tar -xzf -
            cmake aws-lc-${{ env.awslc-version }} -B . -DCMAKE_INSTALL_PREFIX="$HOME/usr"
            cmake --build . --parallel 5
            cmake --install .
            cd ..
          fi
          echo "LD_LIBRARY_PATH=$LD_LIBRARY_PATH:$HOME/usr/lib" >> $GITHUB_ENV
          echo "TOOLCHAIN_OPTION=$TOOLCHAIN_OPTION -DCMAKE_PREFIX_PATH=$HOME/usr" >> $GITHUB_ENV

      - name: 'cache LibreSSL'
        if: ${{ matrix.crypto == 'LibreSSL' }}
        uses: actions/cache@1bd1e32a3bdc45362d1e726936510720a7c30a57 # v4
        id: cache-libressl
        with:
          path: ~/usr
          key: ${{ runner.os }}-libressl-${{ env.libressl-version }}-${{ matrix.arch }}

      - name: 'install LibreSSL from source'
        if: ${{ matrix.crypto == 'LibreSSL' }}
        run: |
          if [ '${{ steps.cache-libressl.outputs.cache-hit }}' != 'true' ]; then
            curl -fsS -L https://github.com/libressl/portable/releases/download/v${{ env.libressl-version }}/libressl-${{ env.libressl-version }}.tar.gz | tar -xzf -
            cd libressl-${{ env.libressl-version }}
            cmake -B . \
              -DLIBRESSL_APPS=OFF \
              -DLIBRESSL_TESTS=OFF \
              -DCMAKE_INSTALL_PREFIX="$HOME/usr"
            cmake --build . --parallel 5
            cmake --install .
            cd ..
          fi
          echo "LD_LIBRARY_PATH=$LD_LIBRARY_PATH:$HOME/usr/lib" >> $GITHUB_ENV
          echo "TOOLCHAIN_OPTION=$TOOLCHAIN_OPTION -DCMAKE_PREFIX_PATH=$HOME/usr" >> $GITHUB_ENV

      - name: 'cache OpenSSL'
        if: ${{ matrix.crypto == 'OpenSSL-3-no-deprecated' }}
        uses: actions/cache@1bd1e32a3bdc45362d1e726936510720a7c30a57 # v4
        id: cache-openssl
        with:
          path: ~/usr
          key: ${{ runner.os }}-openssl-${{ env.openssl-version }}-${{ matrix.arch }}

      - name: 'install OpenSSL from source'
        if: ${{ matrix.crypto == 'OpenSSL-3-no-deprecated' }}
        run: |
          if [ '${{ steps.cache-openssl.outputs.cache-hit }}' != 'true' ]; then
            curl -fsS -L https://github.com/openssl/openssl/releases/download/openssl-${{ env.openssl-version }}/openssl-${{ env.openssl-version }}.tar.gz | tar -xzf -
            cd openssl-${{ env.openssl-version }}
            ./Configure no-deprecated \
              no-apps no-docs no-tests no-makedepend \
              no-comp no-quic no-legacy --prefix="$HOME/usr"
            make -j5 install_sw
            cd ..
          fi
          echo "LD_LIBRARY_PATH=$LD_LIBRARY_PATH:$HOME/usr/lib" >> $GITHUB_ENV
          echo "TOOLCHAIN_OPTION=$TOOLCHAIN_OPTION -DCMAKE_PREFIX_PATH=$HOME/usr" >> $GITHUB_ENV

      - name: 'cache OpenSSL 1.1.1'
        if: ${{ matrix.crypto == 'OpenSSL-111-from-source' }}
        uses: actions/cache@1bd1e32a3bdc45362d1e726936510720a7c30a57 # v4
        id: cache-openssl111
        with:
          path: ~/usr
          key: ${{ runner.os }}-openssl-${{ env.openssl111-version }}-${{ matrix.arch }}

      - name: 'install OpenSSL 1.1.1 from source'
        if: ${{ matrix.crypto == 'OpenSSL-111-from-source' }}
        run: |
          if [ '${{ steps.cache-openssl111.outputs.cache-hit }}' != 'true' ]; then
            curl -fsS -L https://github.com/openssl/openssl/releases/download/OpenSSL_1_1_1w/openssl-${{ env.openssl111-version }}.tar.gz | tar -xzf -
            cd openssl-${{ env.openssl111-version }}
            ./config no-unit-test no-makedepend --prefix="$HOME/usr" no-tests
            make -j5
            make -j1 install_sw
            cd ..
          fi
          echo "LD_LIBRARY_PATH=$LD_LIBRARY_PATH:$HOME/usr/lib" >> $GITHUB_ENV
          echo "TOOLCHAIN_OPTION=$TOOLCHAIN_OPTION -DCMAKE_PREFIX_PATH=$HOME/usr" >> $GITHUB_ENV

      - name: 'cache OpenSSL 1.1.0'
        if: ${{ matrix.crypto == 'OpenSSL-110-from-source' }}
        uses: actions/cache@1bd1e32a3bdc45362d1e726936510720a7c30a57 # v4
        id: cache-openssl110
        with:
          path: ~/usr
          key: ${{ runner.os }}-openssl-${{ env.openssl110-version }}-${{ matrix.arch }}

      - name: 'install OpenSSL 1.1.0 from source'
        if: ${{ matrix.crypto == 'OpenSSL-110-from-source' }}
        run: |
          if [ '${{ steps.cache-openssl110.outputs.cache-hit }}' != 'true' ]; then
            curl -fsS -L https://github.com/openssl/openssl/releases/download/OpenSSL_1_1_0l/openssl-${{ env.openssl110-version }}.tar.gz | tar -xzf -
            cd openssl-${{ env.openssl110-version }}
            ./config no-unit-test no-makedepend --prefix="$HOME/usr"
            make -j5
            make -j1 install_sw
            cd ..
          fi
          echo "LD_LIBRARY_PATH=$LD_LIBRARY_PATH:$HOME/usr/lib" >> $GITHUB_ENV
          echo "TOOLCHAIN_OPTION=$TOOLCHAIN_OPTION -DCMAKE_PREFIX_PATH=$HOME/usr" >> $GITHUB_ENV

      - name: 'cache OpenSSL 1.0.2'
        if: ${{ matrix.crypto == 'OpenSSL-102-from-source' }}
        uses: actions/cache@1bd1e32a3bdc45362d1e726936510720a7c30a57 # v4
        id: cache-openssl102
        with:
          path: ~/usr
          key: ${{ runner.os }}-openssl-${{ env.openssl102-version }}-${{ matrix.arch }}

      - name: 'install OpenSSL 1.0.2 from source'
        if: ${{ matrix.crypto == 'OpenSSL-102-from-source' }}
        run: |
          if [ '${{ steps.cache-openssl102.outputs.cache-hit }}' != 'true' ]; then
            curl -fsS -L https://github.com/openssl/openssl/releases/download/OpenSSL_1_0_2u/openssl-${{ env.openssl102-version }}.tar.gz | tar -xzf -
            cd openssl-${{ env.openssl102-version }}
            ./config no-unit-test no-makedepend --prefix="$HOME/usr" -fPIC
            make -j5
            make -j1 install_sw
            cd ..
          fi
          echo "LD_LIBRARY_PATH=$LD_LIBRARY_PATH:$HOME/usr/lib" >> $GITHUB_ENV
          echo "TOOLCHAIN_OPTION=$TOOLCHAIN_OPTION -DCMAKE_PREFIX_PATH=$HOME/usr" >> $GITHUB_ENV

      - uses: actions/checkout@11bd71901bbe5b1630ceea73d27597364c9af683 # v4
        with:
          persist-credentials: false
      - name: 'autotools autoreconf'
        if: ${{ matrix.build == 'autotools' }}
        run: autoreconf -fi
      - name: 'autotools configure'
        if: ${{ matrix.build == 'autotools' && matrix.target != 'maketgz' }}
        run: |
          if [ '${{ matrix.arch }}' = 'i386' ]; then
            crossoptions='--host=i686-pc-linux-gnu'
            export CFLAGS=-m32
          fi
          mkdir bld && cd bld && ../configure --enable-werror --enable-debug \
            ${crossoptions} ${{ matrix.options }} \
            --disable-dependency-tracking || { tail -n 1000 config.log; false; }

      - name: 'autotools build'
        if: ${{ matrix.build == 'autotools' && !matrix.target }}
        run: make -C bld -j5
      - name: 'autotools tests'
        if: ${{ matrix.build == 'autotools' && !matrix.target }}
        timeout-minutes: 10
        run: make -C bld check V=1 || { cat bld/tests/*.log; false; }
      - name: 'autotools distcheck'
        if: ${{ matrix.target == 'distcheck' }}
        timeout-minutes: 10
        run: make -C bld distcheck
      - name: 'maketgz'
        if: ${{ matrix.target == 'maketgz' }}
        timeout-minutes: 10
        run: |
          export SOURCE_DATE_EPOCH=1711526400
          ./configure --enable-werror --disable-debug \
            ${{ matrix.options }} --disable-dependency-tracking
          ./maketgz 99.98.97
          # Test reproducibility
          mkdir run1; mv ./libssh2-99.98.97.* run1/
          make clean
          ./maketgz 99.98.97
          mkdir run2; cp -p ./libssh2-99.98.97.* run2/
          diff run1 run2
          # Test build from tarball
          tar -xvf libssh2-99.98.97.tar.gz
          cd libssh2-99.98.97
          ./configure --enable-werror --enable-debug --prefix="${HOME}/temp" \
            ${{ matrix.options }} --disable-dependency-tracking
          make -j5 install
          cd ..
          # Verify install
          diff -u <(find docs    -name '*.3' -printf '%f\n' | grep -v template | sort) <(find "${HOME}/temp/share/man/man3" -name '*.3' -printf '%f\n' | sort)
          diff -u <(find include -name '*.h' -printf '%f\n'                    | sort) <(find "${HOME}/temp/include"        -name '*.h' -printf '%f\n' | sort)
          rm -rf libssh2-99.98.97

      - name: 'cmake configure'
        if: ${{ matrix.build == 'cmake' }}
        run: |
          if [ '${{ matrix.crypto }}' = 'BoringSSL' ] || \
             [ '${{ matrix.crypto }}' = 'AWS-LC' ] || \
             [ '${{ matrix.crypto }}' = 'LibreSSL' ] || \
             [[ '${{ matrix.crypto }}' = 'OpenSSL-'* ]]; then
            crypto='OpenSSL'
          elif [[ '${{ matrix.crypto }}' = 'mbedTLS-'* ]]; then
            crypto='mbedTLS'
          elif [[ '${{ matrix.crypto }}' = 'wolfSSL-'* ]]; then
            crypto='wolfSSL'
          else
            crypto='${{ matrix.crypto }}'
          fi
          [ '${{ matrix.arch }}' = 'i386' ] && crossoptions='-DCMAKE_SYSTEM_NAME=Linux -DCMAKE_SYSTEM_VERSION=1 -DCMAKE_SYSTEM_PROCESSOR=${{ matrix.arch }} -DCMAKE_C_FLAGS=-m32'
          cmake -B bld ${crossoptions} $TOOLCHAIN_OPTION \
            -DCMAKE_UNITY_BUILD=ON \
            -DENABLE_WERROR=ON \
            -DCRYPTO_BACKEND=${crypto} \
            -DENABLE_ZLIB_COMPRESSION=${{ matrix.zlib }} \
            || { cat bld/CMakeFiles/CMake*.yaml; false; }

      - name: 'cmake build'
        if: ${{ matrix.build == 'cmake' }}
        run: cmake --build bld --parallel 5 --target package
      - name: 'cmake tests'
        if: ${{ matrix.build == 'cmake' }}
        timeout-minutes: 10
        run: |
          export OPENSSH_SERVER_IMAGE=ghcr.io/libssh2/ci_tests_openssh_server:$(git rev-parse --short=20 HEAD:tests/openssh_server)
          cd bld && ctest -VV --output-on-failure

  build_linux_cross_mingw64:
    name: "linux -> mingw-w64, ${{ matrix.build == 'cmake' && 'CM' || 'AM' }} ${{ matrix.compiler }}"
    runs-on: ubuntu-latest
    timeout-minutes: 30
    strategy:
      fail-fast: false
      matrix:
        include:
          - { build: 'autotools', compiler: 'gcc' }
          - { build: 'cmake'    , compiler: 'gcc' }
    env:
      MAKEFLAGS: -j 5
      TRIPLET: 'x86_64-w64-mingw32'
    steps:
      - name: 'install packages'
        run: sudo apt-get -o Dpkg::Use-Pty=0 install mingw-w64 ${{ matrix.build == 'cmake' && 'ninja-build' || '' }}

      - uses: actions/checkout@11bd71901bbe5b1630ceea73d27597364c9af683 # v4
        with:
          persist-credentials: false

      - name: 'autoreconf'
        if: ${{ matrix.build == 'autotools' }}
        run: autoreconf -fi

      - name: 'configure'
        run: |
          if [ '${{ matrix.build }}' = 'cmake' ]; then
            cmake -B bld -G Ninja \
              -DCMAKE_SYSTEM_NAME=Windows \
              -DCMAKE_C_COMPILER_TARGET=${TRIPLET} \
              -DCMAKE_C_COMPILER=${TRIPLET}-gcc \
              -DCMAKE_UNITY_BUILD=ON \
              -DENABLE_WERROR=ON \
              || { cat bld/CMakeFiles/CMake*.yaml; false; }
          else
            mkdir bld && cd bld && ../configure --enable-werror --enable-debug \
              --host="${TRIPLET}" \
              --disable-dependency-tracking \
              || { tail -n 1000 config.log; false; }
          fi

      - name: 'build'
        run: |
          if [ '${{ matrix.build }}' = 'cmake' ]; then
            cmake --build bld
          else
            make -C bld
          fi

  build_cygwin:
    name: 'cygwin'
    runs-on: windows-latest
    timeout-minutes: 30
    env:
      SHELLOPTS: 'igncr'
    strategy:
      fail-fast: false
      matrix:
        include:
          - { build: 'automake', platform: 'x86_64', compiler: 'gcc' }
          - { build: 'cmake'   , platform: 'x86_64', compiler: 'gcc' }
    steps:
      - run: git config --global core.autocrlf input

      - uses: cygwin/cygwin-install-action@f61179d72284ceddc397ed07ddb444d82bf9e559 # v5
        with:
          platform: ${{ matrix.platform }}
          packages: ${{ matrix.build == 'automake' && 'autoconf libtool make' || 'ninja' }} ${{ matrix.build }} gcc-core gcc-g++ binutils libssl-devel zlib-devel
          site: https://mirrors.kernel.org/sourceware/cygwin/

      - uses: actions/checkout@11bd71901bbe5b1630ceea73d27597364c9af683 # v4
        with:
          persist-credentials: false
      - name: 'autotools'
        if: ${{ matrix.build == 'automake' }}
        timeout-minutes: 10
        shell: C:\cygwin\bin\bash.exe '{0}'
        run: |
          export PATH="/usr/bin:$(cygpath ${SYSTEMROOT})/System32"
          autoreconf -fi
          mkdir bld && cd bld && ../configure --enable-werror --enable-debug \
            --with-crypto=openssl \
            --disable-docker-tests \
            --disable-dependency-tracking || { tail -n 1000 config.log; false; }
          make -j5
          make check V=1 || { cat tests/*.log; false; }

      - name: 'cmake'
        if: ${{ matrix.build == 'cmake' }}
        timeout-minutes: 10
        shell: C:\cygwin\bin\bash.exe '{0}'
        run: |
          export PATH="/usr/bin:$(cygpath ${SYSTEMROOT})/System32"
          cmake -B bld -G Ninja \
            -DCMAKE_UNITY_BUILD=ON \
            -DENABLE_WERROR=ON \
            -DENABLE_DEBUG_LOGGING=ON \
            -DCRYPTO_BACKEND=OpenSSL \
            -DOPENSSL_ROOT_DIR=/usr/lib \
            -DENABLE_ZLIB_COMPRESSION=ON \
            -DRUN_DOCKER_TESTS=OFF \
            -DRUN_SSHD_TESTS=OFF \
            || { cat bld/CMakeFiles/CMake*.yaml; false; }
          cmake --build bld --parallel 5
          cd bld && ctest -VV --output-on-failure

  build_msys2:
    name: 'msys2'
    runs-on: windows-latest
    timeout-minutes: 30
    strategy:
      fail-fast: false
      matrix:
        include:
          - { build: 'autotools', sys: msys   , crypto: openssl, env: x86_64 }
          - { build: 'cmake'    , sys: msys   , crypto: OpenSSL, env: x86_64 }
          - { build: 'autotools', sys: mingw64, crypto: wincng , env: x86_64 }
          - { build: 'autotools', sys: mingw64, crypto: openssl, env: x86_64 }
          - { build: 'autotools', sys: mingw32, crypto: openssl, env: i686 }
          - { build: 'autotools', sys: ucrt64 , crypto: openssl, env: ucrt-x86_64 }
          - { build: 'autotools', sys: clang64, crypto: openssl, env: clang-x86_64 }
          - { build: 'autotools', sys: clang64, crypto: wincng , env: clang-x86_64 }
          - { build: 'cmake'    , sys: ucrt64 , crypto: OpenSSL, env: ucrt-x86_64 }
          - { build: 'cmake'    , sys: clang64, crypto: OpenSSL, env: clang-x86_64 }
          - { build: 'cmake'    , sys: mingw64, crypto: OpenSSL, env: x86_64, test: 'uwp' }
          - { build: 'cmake'    , sys: mingw64, crypto: OpenSSL, env: x86_64, test: 'no-options' }
    steps:
      - uses: msys2/setup-msys2@d44ca8e88d8b43d56cf5670f91747359d5537f97 # v2
        if: ${{ matrix.sys == 'msys' }}
        with:
          msystem: ${{ matrix.sys }}
          install: gcc ${{ matrix.build }} ${{ matrix.build == 'autotools' && 'make' || 'ninja' }} openssl-devel zlib-devel
      - uses: msys2/setup-msys2@d44ca8e88d8b43d56cf5670f91747359d5537f97 # v2
        if: ${{ matrix.sys != 'msys' }}
        with:
          msystem: ${{ matrix.sys }}
          install: >-
            mingw-w64-${{ matrix.env }}-cc
            mingw-w64-${{ matrix.env }}-${{ matrix.build }} ${{ matrix.build == 'autotools' && 'make' || '' }}
            mingw-w64-${{ matrix.env }}-openssl

      - uses: actions/checkout@11bd71901bbe5b1630ceea73d27597364c9af683 # v4
        with:
          persist-credentials: false
      - name: 'autotools autoreconf'
        if: ${{ matrix.build == 'autotools' }}
        shell: msys2 {0}
        run: autoreconf -fi
      - name: 'autotools configure'
        if: ${{ matrix.build == 'autotools' }}
        env:
          SSHD: 'C:/Program Files/Git/usr/bin/sshd.exe'
        shell: msys2 {0}
        run: |
          if [ '${{ matrix.crypto }}' = 'wincng' ] && [[ '${{ matrix.env }}' = 'clang'* ]]; then
            options='--enable-ecdsa-wincng'
          fi
          # sshd tests sometimes hang
          mkdir bld && cd bld && ../configure --enable-werror --enable-debug \
            --with-crypto=${{ matrix.crypto }} \
            --disable-docker-tests \
            --disable-sshd-tests \
            ${options} \
            --disable-dependency-tracking || { tail -n 1000 config.log; false; }

      - name: 'autotools build'
        if: ${{ matrix.build == 'autotools' }}
        shell: msys2 {0}
        run: make -C bld -j5
      - name: 'autotools tests'
        if: ${{ matrix.build == 'autotools' }}
        timeout-minutes: 10
        shell: msys2 {0}
        run: make -C bld check V=1 || { cat bld/tests/*.log; false; }
      - name: 'cmake configure'
        if: ${{ matrix.build == 'cmake' }}
        shell: msys2 {0}
        run: |
          if [[ '${{ matrix.env }}' = 'clang'* ]]; then
            options='-DCMAKE_C_COMPILER=clang'
          else
            options='-DCMAKE_C_COMPILER=gcc'
          fi
          if [ '${{ matrix.test }}' = 'uwp' ]; then
            options+=' -DCMAKE_SYSTEM_NAME=WindowsStore -DCMAKE_SYSTEM_VERSION=10.0'
            pacman --noconfirm --ask 20 --noprogressbar --sync --needed 'mingw-w64-${{ matrix.env }}-winstorecompat-git'
            specs="$(realpath gcc-specs-uwp)"
            gcc -dumpspecs | sed -e 's/-lmingwex/-lwindowsapp -lmingwex -lwindowsapp -lwindowsappcompat/' -e 's/-lmsvcrt/-lmsvcr120_app/' > "${specs}"
            cflags="-specs=$(cygpath -w "${specs}") -DWINSTORECOMPAT -DWINAPI_FAMILY=WINAPI_FAMILY_APP"
          elif [ '${{ matrix.test }}' = 'no-options' ]; then
            options+=' -DLIBSSH2_NO_DEPRECATED=ON'
            cflags='-DLIBSSH2_NO_MD5 -DLIBSSH2_NO_MD5_PEM -DLIBSSH2_NO_HMAC_RIPEMD -DLIBSSH2_DSA_ENABLE -DLIBSSH2_NO_AES_CBC -DLIBSSH2_NO_AES_CTR -DLIBSSH2_NO_BLOWFISH -DLIBSSH2_NO_RC4 -DLIBSSH2_NO_CAST -DLIBSSH2_NO_3DES'
          else
            cflags=''
          fi
          cmake -B bld -G Ninja ${options} \
            -DCMAKE_C_FLAGS="${cflags}" \
            -DCMAKE_UNITY_BUILD=ON \
            -DENABLE_WERROR=ON \
            -DENABLE_DEBUG_LOGGING=ON \
            -DCRYPTO_BACKEND=${{ matrix.crypto }} \
            -DENABLE_ZLIB_COMPRESSION=ON \
            -DRUN_DOCKER_TESTS=OFF \
            -DRUN_SSHD_TESTS=OFF \
            -DCMAKE_VERBOSE_MAKEFILE=ON \
            || { cat bld/CMakeFiles/CMake*.yaml; false; }

      - name: 'cmake build'
        if: ${{ matrix.build == 'cmake' }}
        shell: msys2 {0}
        run: cmake --build bld --parallel 5
      - name: 'cmake tests'
        # UWP missing 'msvcr120_app.dll', fails with exit code 0xc0000135
        if: ${{ matrix.build == 'cmake' && matrix.test != 'uwp' }}
        timeout-minutes: 10
        shell: msys2 {0}
        run: cd bld && ctest -VV --output-on-failure

  build_msvc:
    name: 'msvc'
    runs-on: windows-latest
    timeout-minutes: 30
    strategy:
      fail-fast: false
      matrix:
        include:
          - { arch: x64  , plat: windows, crypto: WinCNG , wincng_ecdsa: 'OFF', log: 'OFF', shared: 'OFF', zlib: 'OFF', unity: 'ON' }
          - { arch: x64  , plat: windows, crypto: WinCNG , wincng_ecdsa: 'ON' , log: 'ON' , shared: 'ON' , zlib: 'OFF', unity: 'ON' }
          - { arch: x64  , plat: windows, crypto: OpenSSL, wincng_ecdsa: 'OFF', log: 'OFF', shared: 'ON' , zlib: 'OFF', unity: 'ON' }
          - { arch: x64  , plat: uwp    , crypto: WinCNG , wincng_ecdsa: 'OFF', log: 'OFF', shared: 'ON' , zlib: 'OFF', unity: 'ON' }
          - { arch: arm64, plat: windows, crypto: WinCNG , wincng_ecdsa: 'ON' , log: 'OFF', shared: 'ON' , zlib: 'OFF', unity: 'ON' }
          - { arch: arm64, plat: uwp    , crypto: WinCNG , wincng_ecdsa: 'ON' , log: 'OFF', shared: 'ON' , zlib: 'OFF', unity: 'OFF' }
          - { arch: x86  , plat: windows, crypto: WinCNG , wincng_ecdsa: 'OFF', log: 'OFF', shared: 'ON' , zlib: 'OFF', unity: 'ON' }
    steps:
      - uses: actions/checkout@11bd71901bbe5b1630ceea73d27597364c9af683 # v4
        with:
          persist-credentials: false
      - name: 'cmake configure'
        shell: bash
        run: |
          options=''
          archgen=${{ matrix.arch }}; [ "${archgen}" = 'x86' ] && archgen='Win32'
          if [ '${{ matrix.plat }}' = 'uwp' ]; then
            system='WindowsStore'
            options+=' -DCMAKE_SYSTEM_VERSION=10.0'
          else
            system='Windows'
          fi
          [ '${{ matrix.crypto }}' = 'WinCNG' ] && options+=' -DENABLE_ECDSA_WINCNG=${{ matrix.wincng_ecdsa }}'
          cmake -B bld ${options} \
            -DCMAKE_SYSTEM_NAME=${system} \
            -DCMAKE_TOOLCHAIN_FILE=C:/vcpkg/scripts/buildsystems/vcpkg.cmake \
            -DCMAKE_GENERATOR_PLATFORM=${archgen} \
            -DVCPKG_TARGET_TRIPLET=${{ matrix.arch }}-${{ matrix.plat }} \
            -DCMAKE_VS_GLOBALS=TrackFileAccess=false \
            -DCMAKE_UNITY_BUILD=${{ matrix.unity }} \
            -DENABLE_WERROR=ON \
            -DENABLE_DEBUG_LOGGING=${{ matrix.log }} \
            -DBUILD_SHARED_LIBS=${{ matrix.shared }} \
            -DCRYPTO_BACKEND=${{ matrix.crypto }} \
            -DENABLE_ZLIB_COMPRESSION=${{ matrix.zlib }} \
            -DRUN_DOCKER_TESTS=OFF \
            -DRUN_SSHD_TESTS=OFF \
            || { cat bld/CMakeFiles/CMake*.yaml; false; }

      - name: 'cmake build'
        run: cmake --build bld --parallel 5 --target package --config Release
      - name: 'cmake tests'
        # UWP binaries require a CRT DLL that is not found. Static CRT not supported.
        if: ${{ matrix.arch != 'arm64' && matrix.plat != 'uwp' }}
        timeout-minutes: 10
        run: cd bld && ctest -VV -C Release --output-on-failure

  build_macos:
    name: 'macOS (${{ matrix.build }}, ${{ matrix.crypto.name }})'
    runs-on: macos-latest
    timeout-minutes: 30
    strategy:
      fail-fast: false
      matrix:
        build: [autotools, cmake]
        crypto:
          - name: 'OpenSSL 3'
            install: openssl
            configure: --with-crypto=openssl --with-libssl-prefix="$(brew --prefix)/opt/openssl"
            cmake: -DCRYPTO_BACKEND=OpenSSL -DOPENSSL_ROOT_DIR="$(brew --prefix)/opt/openssl"
          - name: 'OpenSSL 1.1'
            install: openssl@1.1
            configure: --with-crypto=openssl --with-libssl-prefix="$(brew --prefix)/opt/openssl@1.1"
            cmake: -DCRYPTO_BACKEND=OpenSSL -DOPENSSL_ROOT_DIR="$(brew --prefix)/opt/openssl@1.1"
          - name: 'LibreSSL'
            install: libressl
            configure: --with-crypto=openssl --with-libssl-prefix="$(brew --prefix)/opt/libressl"
            cmake: -DCRYPTO_BACKEND=OpenSSL -DOPENSSL_ROOT_DIR="$(brew --prefix)/opt/libressl"
          - name: 'Libgcrypt'
            install: libgcrypt
            configure: --with-crypto=libgcrypt --with-libgcrypt-prefix="$(brew --prefix)"
            cmake: -DCRYPTO_BACKEND=Libgcrypt
          - name: 'mbedTLS'
            install: mbedtls
            configure: --with-crypto=mbedtls --with-libmbedcrypto-prefix="$(brew --prefix)"
            cmake: -DCRYPTO_BACKEND=mbedTLS
          - name: 'wolfSSL'
            install: wolfssl
            configure: --with-crypto=wolfssl --with-libwolfssl-prefix="$(brew --prefix)"
            cmake: -DCRYPTO_BACKEND=wolfSSL
    steps:
      - name: 'install packages'
        run: brew install ${{ matrix.build == 'autotools' && 'automake libtool' || 'ninja' }} ${{ matrix.crypto.install }}
      - uses: actions/checkout@11bd71901bbe5b1630ceea73d27597364c9af683 # v4
        with:
          persist-credentials: false
      - name: 'autotools autoreconf'
        if: ${{ matrix.build == 'autotools' }}
        run: autoreconf -fi
      - name: 'autotools configure'
        if: ${{ matrix.build == 'autotools' }}
        run: |
          mkdir bld && cd bld && ../configure --enable-werror --enable-debug \
            --with-libz ${{ matrix.crypto.configure }} \
            --disable-docker-tests \
            --disable-sshd-tests \
            --disable-dependency-tracking || { tail -n 1000 config.log; false; }

      - name: 'autotools build'
        if: ${{ matrix.build == 'autotools' }}
        run: make -C bld -j4 V=1
      - name: 'autotools tests'
        if: ${{ matrix.build == 'autotools' }}
        timeout-minutes: 10
        run: make -C bld check V=1 || { cat bld/tests/*.log; false; }
      - name: 'cmake configure'
        if: ${{ matrix.build == 'cmake' }}
        run: |
          cmake -B bld -G Ninja ${{ matrix.crypto.cmake }} \
            -DCMAKE_UNITY_BUILD=ON \
            -DENABLE_WERROR=ON \
            -DENABLE_DEBUG_LOGGING=ON \
            -DENABLE_ZLIB_COMPRESSION=ON \
            -DRUN_DOCKER_TESTS=OFF \
            -DRUN_SSHD_TESTS=OFF \
            || { cat bld/CMakeFiles/CMake*.yaml; false; }

      - name: 'cmake build'
        if: ${{ matrix.build == 'cmake' }}
        run: cmake --build bld --parallel 4
      - name: 'cmake tests'
        if: ${{ matrix.build == 'cmake' }}
        timeout-minutes: 10
        run: cd bld && ctest -VV --output-on-failure

  build_netbsd:
    name: 'NetBSD (cmake, openssl, clang)'
    runs-on: ubuntu-latest
    timeout-minutes: 30
    strategy:
      fail-fast: false
      matrix:
        arch: ['x86_64', 'arm64']
    steps:
      - uses: actions/checkout@11bd71901bbe5b1630ceea73d27597364c9af683 # v4
        with:
          persist-credentials: false
      - name: 'cmake'
        uses: cross-platform-actions/action@fe0167d8082ac584754ef3ffb567fded22642c7d # v0.27.0
        with:
          operating_system: 'netbsd'
          version: '10.1'
          architecture: ${{ matrix.arch }}
          run: |
            # https://pkgsrc.se/
            sudo pkgin -y install cmake ninja-build
            cmake -B bld -G Ninja \
              -DCMAKE_UNITY_BUILD=ON \
              -DENABLE_WERROR=ON \
              -DENABLE_DEBUG_LOGGING=ON \
              -DCRYPTO_BACKEND=OpenSSL \
              -DBUILD_STATIC_LIBS=OFF \
              -DRUN_DOCKER_TESTS=OFF \
              -DRUN_SSHD_TESTS=OFF \
              || { cat bld/CMakeFiles/CMake*.yaml; false; }
            cmake --build bld --parallel 3

  build_openbsd:
    name: 'OpenBSD (cmake, libressl, clang)'
    runs-on: ubuntu-latest
    timeout-minutes: 30
    strategy:
      fail-fast: false
      matrix:
        arch: ['x86_64']
    steps:
      - uses: actions/checkout@11bd71901bbe5b1630ceea73d27597364c9af683 # v4
        with:
          persist-credentials: false
      - name: 'cmake'
        uses: cross-platform-actions/action@fe0167d8082ac584754ef3ffb567fded22642c7d # v0.27.0
        with:
          operating_system: 'openbsd'
          version: '7.5'
          architecture: ${{ matrix.arch }}
          run: |
            # https://openbsd.app/
            sudo pkg_add cmake ninja
            pkg_info || true
            cmake -B bld -G Ninja \
              -DCMAKE_UNITY_BUILD=ON \
              -DENABLE_WERROR=ON \
              -DENABLE_DEBUG_LOGGING=ON \
              -DCRYPTO_BACKEND=OpenSSL \
              -DBUILD_STATIC_LIBS=OFF \
              -DRUN_DOCKER_TESTS=OFF \
              -DRUN_SSHD_TESTS=OFF \
              || { cat bld/CMakeFiles/CMake*.yaml; false; }
            cmake --build bld --parallel 3

  build_freebsd:
    name: 'FreeBSD (autotools, openssl, clang)'
    runs-on: ubuntu-latest
    timeout-minutes: 30
    env:
      CC: clang
    strategy:
      fail-fast: false
      matrix:
        arch: ['x86_64', 'arm64']
    steps:
      - uses: actions/checkout@11bd71901bbe5b1630ceea73d27597364c9af683 # v4
        with:
          persist-credentials: false
      - name: 'autotools'
        uses: cross-platform-actions/action@fe0167d8082ac584754ef3ffb567fded22642c7d # v0.27.0
        with:
          operating_system: 'freebsd'
          version: '14.1'
          architecture: ${{ matrix.arch }}
          environment_variables: 'CC'
          run: |
            # https://ports.freebsd.org/
            sudo pkg install -y autoconf automake libtool
            autoreconf -fi
            mkdir bld && cd bld && ../configure --enable-werror --enable-debug \
              --with-crypto=openssl \
              --disable-docker-tests \
              --disable-dependency-tracking || { tail -n 1000 config.log; false; }
            make -j3
            make check V=1 || { cat tests/*.log; false; }

  build_omnios:
    name: 'OmniOS (autotools, openssl, gcc, amd64)'
    runs-on: ubuntu-latest
    timeout-minutes: 30
    steps:
      - uses: actions/checkout@11bd71901bbe5b1630ceea73d27597364c9af683 # v4
        with:
          persist-credentials: false
      - name: 'autotools'
        uses: vmactions/omnios-vm@16b5996777bc675acd3d537f13df536a526cd16d # v1
        with:
          usesh: true
          # https://pkg.omnios.org/r151050/core/en/index.shtml
          prepare: pkg install build-essential libtool
          run: |
            autoreconf -fi
            mkdir bld && cd bld && ../configure --enable-werror --enable-debug \
              --with-crypto=openssl \
              --disable-docker-tests \
              --disable-dependency-tracking || { tail -n 1000 config.log; false; }
            gmake -j3
            gmake check V=1 || { cat tests/*.log; false; }