| if(CONFIG_MBEDTLS) |
| zephyr_interface_library_named(mbedTLS) |
| |
| if(CONFIG_MBEDTLS_BUILTIN) |
| target_compile_definitions(mbedTLS INTERFACE |
| MBEDTLS_CONFIG_FILE="${CONFIG_MBEDTLS_CFG_FILE}" |
| ) |
| |
| target_include_directories(mbedTLS INTERFACE |
| ${ZEPHYR_CURRENT_MODULE_DIR}/include |
| # mbedTLS v3.1.0 has psa_crypto_cipher.c including an internal header using <>. |
| # This line ensures the header can be found in Zephyr. |
| # When updating to mbedTLS > v3.1.0, please check if this has been corrected, |
| # and if so remove this include path. |
| ${ZEPHYR_CURRENT_MODULE_DIR}/library |
| configs |
| include |
| ) |
| |
| zephyr_library() |
| |
| file(GLOB |
| mbedtls_sources # This is an output parameter |
| ${ZEPHYR_CURRENT_MODULE_DIR}/library/*.c |
| ) |
| |
| if(CONFIG_MBEDTLS_DEBUG_EXTRACT_BASENAME_AT_BUILDTIME) |
| zephyr_cc_option(-fmacro-prefix-map=${ZEPHYR_CURRENT_MODULE_DIR}/library/=) |
| endif() |
| |
| zephyr_library_sources( |
| zephyr_init.c |
| ${mbedtls_sources} |
| ) |
| |
| zephyr_library_sources_ifdef(CONFIG_MBEDTLS_DEBUG debug.c) |
| zephyr_library_sources_ifdef(CONFIG_MBEDTLS_SHELL shell.c) |
| |
| # mbedTLS v3.1.0 is having unused variables and functions in /library/ssl_msg.c |
| # To avoid compilation warnings, which are treated as errors in CI, we disable unused variables and functions. |
| # Please check when mbedTLS is updated to version >v3.1.0 if those flags are still needed. |
| # If mbedTLS has fixed the mentioned issue, then please remove the flags. |
| set_source_files_properties(${ZEPHYR_CURRENT_MODULE_DIR}/library/ssl_msg.c |
| PROPERTIES COMPILE_OPTIONS "-Wno-unused-variable;-Wno-unused-function") |
| |
| zephyr_library_app_memory(k_mbedtls_partition) |
| if(CONFIG_ARCH_POSIX AND CONFIG_ASAN AND NOT CONFIG_64BIT) |
| # i386 assembly code used in MBEDTLS does not compile with size optimization |
| # if address sanitizer is enabled, as such switch default optimization level |
| # to speed |
| set_property(SOURCE ${ZEPHYR_CURRENT_MODULE_DIR}/mbedtls/library/bignum.c APPEND PROPERTY COMPILE_OPTIONS |
| "${OPTIMIZE_FOR_SPEED_FLAG}") |
| endif () |
| |
| if(CONFIG_MBEDTLS_ZEPHYR_ENTROPY AND NOT CONFIG_ENTROPY_HAS_DRIVER) |
| message(WARNING "No entropy device on the system, using fake entropy source!") |
| endif() |
| |
| zephyr_library_link_libraries(mbedTLS) |
| elseif (CONFIG_MBEDTLS_LIBRARY) |
| |
| # NB: CONFIG_MBEDTLS_LIBRARY is not regression tested and is |
| # therefore susceptible to bit rot |
| |
| target_include_directories(mbedTLS INTERFACE |
| ${CONFIG_MBEDTLS_INSTALL_PATH} |
| ) |
| |
| zephyr_link_libraries( |
| mbedtls_external |
| -L${CONFIG_MBEDTLS_INSTALL_PATH} |
| gcc |
| ) |
| # Lib mbedtls_external depends on libgcc (I assume?) so to allow |
| # mbedtls_external to link with gcc we need to ensure it is placed |
| # after mbedtls_external on the linkers command line. |
| else() |
| # If none of either CONFIG_MBEDTLS_BUILTIN or CONFIG_MBEDTLS_LIBRARY |
| # are defined the users need add a custom Kconfig choice to the |
| # MBEDTLS_IMPLEMENTATION and manually add the mbedtls library and |
| # included the required directories for mbedtls in their projects. |
| endif() |
| |
| endif() |