| # Licensed to the Apache Software Foundation (ASF) under one |
| # or more contributor license agreements. See the NOTICE file |
| # distributed with this work for additional information |
| # regarding copyright ownership. The ASF licenses this file |
| # to you under the Apache License, Version 2.0 (the |
| # "License"); you may not use this file except in compliance |
| # with the License. You may obtain a copy of the License at |
| # |
| # http://www.apache.org/licenses/LICENSE-2.0 |
| # |
| # Unless required by applicable law or agreed to in writing, |
| # software distributed under the License is distributed on an |
| # "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY |
| # KIND, either express or implied. See the License for the |
| # specific language governing permissions and limitations |
| # under the License. |
| |
| function(use_libre_ssl SOURCE_DIR BINARY_DIR) |
| message("Using bundled LibreSSL") |
| |
| # Define byproducts |
| if (WIN32) |
| set(BYPRODUCT_PREFIX "" CACHE STRING "" FORCE) |
| set(BYPRODUCT_SUFFIX ".lib" CACHE STRING "" FORCE) |
| else() |
| set(BYPRODUCT_PREFIX "lib" CACHE STRING "" FORCE) |
| set(BYPRODUCT_SUFFIX ".a" CACHE STRING "" FORCE) |
| endif() |
| |
| set(BYPRODUCTS |
| "lib/${BYPRODUCT_PREFIX}tls${BYPRODUCT_SUFFIX}" |
| "lib/${BYPRODUCT_PREFIX}ssl${BYPRODUCT_SUFFIX}" |
| "lib/${BYPRODUCT_PREFIX}crypto${BYPRODUCT_SUFFIX}" |
| ) |
| |
| set(LIBRESSL_BIN_DIR "${BINARY_DIR}/thirdparty/libressl-install" CACHE STRING "" FORCE) |
| |
| FOREACH(BYPRODUCT ${BYPRODUCTS}) |
| LIST(APPEND LIBRESSL_LIBRARIES_LIST "${LIBRESSL_BIN_DIR}/${BYPRODUCT}") |
| ENDFOREACH(BYPRODUCT) |
| |
| # Set build options |
| set(LIBRESSL_CMAKE_ARGS ${PASSTHROUGH_CMAKE_ARGS} |
| "-DCMAKE_INSTALL_PREFIX=${LIBRESSL_BIN_DIR}" |
| -DLIBRESSL_APPS=OFF |
| -DLIBRESSL_TESTS=OFF |
| ) |
| |
| # Build project |
| ExternalProject_Add( |
| libressl-portable |
| URL https://cdn.openbsd.org/pub/OpenBSD/LibreSSL/libressl-3.0.2.tar.gz https://ftp.openbsd.org/pub/OpenBSD/LibreSSL/libressl-3.0.2.tar.gz https://gentoo.osuosl.org/distfiles/libressl-3.0.2.tar.gz |
| URL_HASH "SHA256=df7b172bf79b957dd27ef36dcaa1fb162562c0e8999e194aa8c1a3df2f15398e" |
| SOURCE_DIR "${BINARY_DIR}/thirdparty/libressl-src" |
| CMAKE_ARGS ${LIBRESSL_CMAKE_ARGS} |
| BUILD_BYPRODUCTS ${LIBRESSL_LIBRARIES_LIST} |
| EXCLUDE_FROM_ALL TRUE |
| ) |
| |
| # Set variables |
| set(OPENSSL_FOUND "YES" CACHE STRING "" FORCE) |
| set(OPENSSL_INCLUDE_DIR "${LIBRESSL_BIN_DIR}/include" CACHE STRING "" FORCE) |
| set(OPENSSL_LIBRARIES ${LIBRESSL_LIBRARIES_LIST} CACHE STRING "" FORCE) |
| set(OPENSSL_CRYPTO_LIBRARY "${LIBRESSL_BIN_DIR}/lib/${BYPRODUCT_PREFIX}crypto${BYPRODUCT_SUFFIX}" CACHE STRING "" FORCE) |
| set(OPENSSL_SSL_LIBRARY "${LIBRESSL_BIN_DIR}/lib/${BYPRODUCT_PREFIX}ssl${BYPRODUCT_SUFFIX}" CACHE STRING "" FORCE) |
| |
| # Set exported variables for FindPackage.cmake |
| set(PASSTHROUGH_VARIABLES ${PASSTHROUGH_VARIABLES} "-DEXPORTED_OPENSSL_INCLUDE_DIR=${OPENSSL_INCLUDE_DIR}" CACHE STRING "" FORCE) |
| string(REPLACE ";" "%" OPENSSL_LIBRARIES_EXPORT "${OPENSSL_LIBRARIES}") |
| set(PASSTHROUGH_VARIABLES ${PASSTHROUGH_VARIABLES} "-DEXPORTED_OPENSSL_LIBRARIES=${OPENSSL_LIBRARIES_EXPORT}" CACHE STRING "" FORCE) |
| set(PASSTHROUGH_VARIABLES ${PASSTHROUGH_VARIABLES} "-DEXPORTED_OPENSSL_CRYPTO_LIBRARY=${OPENSSL_CRYPTO_LIBRARY}" CACHE STRING "" FORCE) |
| set(PASSTHROUGH_VARIABLES ${PASSTHROUGH_VARIABLES} "-DEXPORTED_OPENSSL_SSL_LIBRARY=${OPENSSL_SSL_LIBRARY}" CACHE STRING "" FORCE) |
| |
| # Create imported targets |
| file(MAKE_DIRECTORY ${OPENSSL_INCLUDE_DIR}) |
| |
| add_library(OpenSSL::Crypto STATIC IMPORTED) |
| set_target_properties(OpenSSL::Crypto PROPERTIES |
| INTERFACE_INCLUDE_DIRECTORIES "${OPENSSL_INCLUDE_DIR}") |
| set_target_properties(OpenSSL::Crypto PROPERTIES |
| IMPORTED_LINK_INTERFACE_LANGUAGES "C" |
| IMPORTED_LOCATION "${LIBRESSL_BIN_DIR}/lib/${BYPRODUCT_PREFIX}crypto${BYPRODUCT_SUFFIX}") |
| add_dependencies(OpenSSL::Crypto libressl-portable) |
| |
| add_library(OpenSSL::SSL STATIC IMPORTED) |
| set_target_properties(OpenSSL::SSL PROPERTIES |
| INTERFACE_INCLUDE_DIRECTORIES "${OPENSSL_INCLUDE_DIR}") |
| set_target_properties(OpenSSL::SSL PROPERTIES |
| IMPORTED_LINK_INTERFACE_LANGUAGES "C" |
| IMPORTED_LOCATION "${LIBRESSL_BIN_DIR}/lib/${BYPRODUCT_PREFIX}ssl${BYPRODUCT_SUFFIX}") |
| add_dependencies(OpenSSL::SSL libressl-portable) |
| set_property(TARGET OpenSSL::SSL APPEND PROPERTY INTERFACE_LINK_LIBRARIES OpenSSL::Crypto) |
| |
| add_library(LibreSSL::TLS STATIC IMPORTED) |
| set_target_properties(LibreSSL::TLS PROPERTIES |
| INTERFACE_INCLUDE_DIRECTORIES "${OPENSSL_INCLUDE_DIR}") |
| set_target_properties(LibreSSL::TLS PROPERTIES |
| IMPORTED_LINK_INTERFACE_LANGUAGES "C" |
| IMPORTED_LOCATION "${LIBRESSL_BIN_DIR}/lib/${BYPRODUCT_PREFIX}tls${BYPRODUCT_SUFFIX}") |
| add_dependencies(LibreSSL::TLS libressl-portable) |
| set_property(TARGET LibreSSL::TLS APPEND PROPERTY INTERFACE_LINK_LIBRARIES OpenSSL::Crypto) |
| endfunction(use_libre_ssl) |