# Copyright (C) The libssh2 project and its contributors. # SPDX-License-Identifier: BSD-3-Clause # ########################################################################### # Find the mbedtls library # # Input variables: # # MBEDTLS_INCLUDE_DIR The mbedtls include directory # MBEDCRYPTO_LIBRARY Path to mbedcrypto library # # Result variables: # # MBEDTLS_FOUND System has mbedtls # MBEDTLS_INCLUDE_DIRS The mbedtls include directories # MBEDTLS_LIBRARIES The mbedtls library names # MBEDTLS_LIBRARY_DIRS The mbedtls library directories # MBEDTLS_CFLAGS Required compiler flags # MBEDTLS_VERSION Version of mbedtls if((UNIX OR VCPKG_TOOLCHAIN OR (MINGW AND NOT CMAKE_CROSSCOMPILING)) AND NOT DEFINED MBEDTLS_INCLUDE_DIR AND NOT DEFINED MBEDCRYPTO_LIBRARY) find_package(PkgConfig QUIET) pkg_check_modules(MBEDTLS "mbedcrypto") endif() if(MBEDTLS_FOUND) string(REPLACE ";" " " MBEDTLS_CFLAGS "${MBEDTLS_CFLAGS}") message(STATUS "Found MbedTLS (via pkg-config): ${MBEDTLS_INCLUDE_DIRS} (found version \"${MBEDTLS_VERSION}\")") else() find_path(MBEDTLS_INCLUDE_DIR NAMES "mbedtls/version.h") find_library(MBEDCRYPTO_LIBRARY NAMES "mbedcrypto" "libmbedcrypto") if(MBEDTLS_INCLUDE_DIR) if(EXISTS "${MBEDTLS_INCLUDE_DIR}/mbedtls/build_info.h") # 3.x set(_version_header "${MBEDTLS_INCLUDE_DIR}/mbedtls/build_info.h") elseif(EXISTS "${MBEDTLS_INCLUDE_DIR}/mbedtls/version.h") # 2.x set(_version_header "${MBEDTLS_INCLUDE_DIR}/mbedtls/version.h") else() unset(_version_header) endif() if(_version_header) set(_version_regex "#[\t ]*define[\t ]+MBEDTLS_VERSION_STRING[\t ]+\"([0-9.]+)\"") file(STRINGS "${_version_header}" _version_str REGEX "${_version_regex}") string(REGEX REPLACE "${_version_regex}" "\\1" _version_str "${_version_str}") set(MBEDTLS_VERSION "${_version_str}") unset(_version_regex) unset(_version_str) unset(_version_header) endif() endif() include(FindPackageHandleStandardArgs) find_package_handle_standard_args(MbedTLS REQUIRED_VARS MBEDTLS_INCLUDE_DIR MBEDCRYPTO_LIBRARY VERSION_VAR MBEDTLS_VERSION ) if(MBEDTLS_FOUND) set(MBEDTLS_INCLUDE_DIRS ${MBEDTLS_INCLUDE_DIR}) set(MBEDTLS_LIBRARIES ${MBEDCRYPTO_LIBRARY}) endif() mark_as_advanced(MBEDTLS_INCLUDE_DIR MBEDCRYPTO_LIBRARY) endif()