Add support for BoringSSL

.github/workflows/build.yml

@@ -18,6 +18,7 @@ jobs:
       fail-fast: false
       matrix:
         os: [windows-latest, ubuntu-latest, macos-latest]
+        crypto: [OPENSSL_1_1, OPENSSL_3, BORINGSSL]
         include:
             - os: windows-latest
               vcpkg-cmake-file: "$env:VCPKG_INSTALLATION_ROOT\\scripts\\buildsystems\\vcpkg.cmake"
@@ -37,10 +38,15 @@ jobs:
     steps:
     - uses: actions/checkout@v4
 
+    - name: dependencies (ubuntu)
+      if: ${{ matrix.os == 'ubuntu-latest' }}
+      run: |
+        sudo apt-get install nasm
+
     - name: dependencies (macos)
       if: ${{ matrix.os == 'macos-latest' }}
       run: |
-        brew install llvm ninja
+        brew install llvm ninja nasm go
         ln -s "/usr/local/opt/llvm/bin/clang-format" "/usr/local/bin/clang-format"
         ln -s "/usr/local/opt/llvm/bin/clang-tidy" "/usr/local/bin/clang-tidy"
 
@@ -52,8 +58,8 @@ jobs:
         key: ${{ runner.os }}-${{ hashFiles( '**/vcpkg.json' ) }}
 
     - name: configure to use clang-tidy and sanitizers
-      run: |
-        cmake -B "${{ env.CMAKE_BUILD_DIR }}" -DCLANG_TIDY=ON -DTESTING=ON -DSANITIZERS=ON -DCMAKE_TOOLCHAIN_FILE="${{ matrix.vcpkg-cmake-file}}" .
+      run: >
+        cmake -B "${{ env.CMAKE_BUILD_DIR }}" -DTESTING=ON -DCLANG_TIDY=ON -DSANITIZERS=ON -DCMAKE_TOOLCHAIN_FILE="${{ matrix.vcpkg-cmake-file}}" -DCRYPTO="${{ matrix.crypto }}" -DVCPKG_MANIFEST_DIR="alternatives/${{ matrix.crypto }}"
 
     - name: build
       run: |

CMakeLists.txt

@@ -9,7 +9,7 @@ option(TESTING    "Build tests" OFF)
 option(CLANG_TIDY "Perform linting with clang-tidy" OFF)
 option(SANITIZERS "Enable sanitizers" OFF)
 
-# Use -DCRYPTO=(OPENSSL_1_1 | OPENSSL_3) to configure crypto
+# Use -DCRYPTO=(OPENSSL_1_1 | OPENSSL_3 | BORINGSSL) to configure crypto
 if(NOT DEFINED CRYPTO)
   set(CRYPTO "OPENSSL_3")
 endif()
@@ -64,6 +64,11 @@ elseif(${CRYPTO} STREQUAL "OPENSSL_3")
   find_package(OpenSSL 3 EXACT REQUIRED)
   add_compile_definitions(OPENSSL_3)
   set(CRYPTO_LIB OpenSSL::Crypto)
+elseif(${CRYPTO} STREQUAL "BORINGSSL")
+  message(STATUS "Configuring with BoringSSL")
+  find_package(OpenSSL REQUIRED)
+  add_compile_definitions(BORINGSSL)
+  set(CRYPTO_LIB OpenSSL::Crypto)
 else()
   message(FATAL_ERROR "Please select a crypto back-end (OPENSSL_1_1 or OPENSSL_3) [${CRYPTO}]")
 endif()

Makefile

@@ -11,7 +11,11 @@ LIB=./build/libsframe.a
 TEST_VECTOR_DIR=./build/test
 TEST_BIN=./build/test/sframe_test
 
-.PHONY: all tidy test clean cclean format
+OPENSSL_1_1_MANIFEST=alternatives/OPENSSL_1_1
+OPENSSL_3_MANIFEST=alternatives/OPENSSL_3
+BORINGSSL_MANIFEST=alternatives/BORINGSSL
+
+.PHONY: all dev dev1 devB tidy test clean cclean format
 
 ${LIB}: ${BUILD_DIR} src/* include/sframe/*
 	cmake --build ${BUILD_DIR} --target sframe
@@ -20,7 +24,19 @@ ${BUILD_DIR}: CMakeLists.txt test/CMakeLists.txt
 	cmake -B${BUILD_DIR} .
 
 dev: CMakeLists.txt test/CMakeLists.txt
-	cmake -B${BUILD_DIR} -DCMAKE_BUILD_TYPE=Debug -DCLANG_TIDY=ON -DTESTING=ON -DSANITIZERS=ON .
+	cmake -B${BUILD_DIR} -DCMAKE_BUILD_TYPE=Debug -DTESTING=ON \
+		-DCLANG_TIDY=ON -DSANITIZERS=ON \
+		-DCRYPTO=OPENSSL_3 -DVCPKG_MANIFEST_DIR=${OPENSSL_3_MANIFEST}
+
+dev1: CMakeLists.txt test/CMakeLists.txt
+	cmake -B${BUILD_DIR} -DCMAKE_BUILD_TYPE=Debug -DTESTING=ON \
+		-DCLANG_TIDY=ON -DSANITIZERS=ON \
+		-DCRYPTO=OPENSSL_1_1 -DVCPKG_MANIFEST_DIR=${OPENSSL_1_1_MANIFEST}
+
+devB: CMakeLists.txt test/CMakeLists.txt
+	cmake -B${BUILD_DIR} -DCMAKE_BUILD_TYPE=Debug -DTESTING=ON \
+		-DCLANG_TIDY=ON -DSANITIZERS=ON \
+		-DCRYPTO=BORINGSSL -DVCPKG_MANIFEST_DIR=${BORINGSSL_MANIFEST}
 
 ${TEST_BIN}: ${LIB} test/*
 	cmake --build ${BUILD_DIR} --target sframe_test

alternatives/BORINGSSL/vcpkg.json

@@ -0,0 +1,14 @@
+{
+  "name": "mlspp",
+  "version-string": "0.1",
+  "description": "Cisco MLS C++ library (BoringSSL 1.1)",
+  "dependencies": [
+    {
+      "name": "boringssl",
+      "version>=": "2023-10-13"
+    },
+    "doctest",
+    "nlohmann-json"
+  ],
+  "builtin-baseline": "eb33d2f7583405fca184bcdf7fdd5828ec88ac05"
+}

alternatives/OPENSSL_1_1/vcpkg.json

@@ -0,0 +1,20 @@
+{
+  "name": "mlspp",
+  "version-string": "0.1",
+  "description": "Cisco MLS C++ library",
+  "dependencies": [
+    {
+      "name": "openssl",
+      "version>=": "1.1.1n"
+    },
+    "doctest",
+    "nlohmann-json"
+  ],
+  "builtin-baseline": "eb33d2f7583405fca184bcdf7fdd5828ec88ac05",
+  "overrides": [
+    {
+      "name": "openssl",
+      "version-string": "1.1.1n"
+    }
+  ]
+}

alternatives/OPENSSL_3/vcpkg.json

@@ -0,0 +1,20 @@
+{
+  "name": "mlspp",
+  "version-string": "0.1",
+  "description": "Cisco MLS C++ library (OpenSSL 3)",
+  "dependencies": [
+    {
+      "name": "openssl",
+      "version>=": "3.0.7"
+    },
+    "doctest",
+    "nlohmann-json"
+  ],
+  "builtin-baseline": "eb33d2f7583405fca184bcdf7fdd5828ec88ac05",
+  "overrides": [
+    {
+      "name": "openssl",
+      "version": "3.0.7"
+    }
+  ]
+}