|
| 1 | +cmake_minimum_required(VERSION 2.6) |
| 2 | +project("mbed TLS" C) |
| 3 | + |
| 4 | +option(USE_PKCS11_HELPER_LIBRARY "Build mbed TLS with the pkcs11-helper library." OFF) |
| 5 | +option(ENABLE_ZLIB_SUPPORT "Build mbed TLS with zlib library." OFF) |
| 6 | + |
| 7 | +option(ENABLE_PROGRAMS "Build mbed TLS programs." ON) |
| 8 | + |
| 9 | +option(UNSAFE_BUILD "Allow unsafe builds. These builds ARE NOT SECURE." OFF) |
| 10 | + |
| 11 | +# the test suites currently have compile errors with MSVC |
| 12 | +if(MSVC) |
| 13 | + option(ENABLE_TESTING "Build mbed TLS tests." OFF) |
| 14 | +else() |
| 15 | + option(ENABLE_TESTING "Build mbed TLS tests." ON) |
| 16 | +endif() |
| 17 | + |
| 18 | +# Warning string - created as a list for compatibility with CMake 2.8 |
| 19 | +set(WARNING_BORDER "*******************************************************\n") |
| 20 | +set(NULL_ENTROPY_WARN_L1 "**** WARNING! MBEDTLS_TEST_NULL_ENTROPY defined!\n") |
| 21 | +set(NULL_ENTROPY_WARN_L2 "**** THIS BUILD HAS NO DEFINED ENTROPY SOURCES\n") |
| 22 | +set(NULL_ENTROPY_WARN_L3 "**** AND IS *NOT* SUITABLE FOR PRODUCTION USE\n") |
| 23 | + |
| 24 | +set(NULL_ENTROPY_WARNING "${WARNING_BORDER}" |
| 25 | + "${NULL_ENTROPY_WARN_L1}" |
| 26 | + "${NULL_ENTROPY_WARN_L2}" |
| 27 | + "${NULL_ENTROPY_WARN_L3}" |
| 28 | + "${WARNING_BORDER}") |
| 29 | + |
| 30 | +find_package(Perl) |
| 31 | +if(PERL_FOUND) |
| 32 | + |
| 33 | + # If NULL Entropy is configured, display an appropriate warning |
| 34 | + execute_process(COMMAND ${PERL_EXECUTABLE} ${CMAKE_SOURCE_DIR}/scripts/config.pl -f ${CMAKE_SOURCE_DIR}/include/mbedtls/config.h get MBEDTLS_TEST_NULL_ENTROPY |
| 35 | + RESULT_VARIABLE result) |
| 36 | + if(${result} EQUAL 0) |
| 37 | + message(WARNING ${NULL_ENTROPY_WARNING}) |
| 38 | + |
| 39 | + if(NOT UNSAFE_BUILD) |
| 40 | + message(FATAL_ERROR "\ |
| 41 | +\n\ |
| 42 | +Warning! You have enabled MBEDTLS_TEST_NULL_ENTROPY. \ |
| 43 | +This option is not safe for production use and negates all security \ |
| 44 | +It is intended for development use only. \ |
| 45 | +\n\ |
| 46 | +To confirm you want to build with this option, re-run cmake with the \ |
| 47 | +option: \n\ |
| 48 | + cmake -DUNSAFE_BUILD=ON ") |
| 49 | + |
| 50 | + return() |
| 51 | + endif() |
| 52 | + endif() |
| 53 | +endif() |
| 54 | + |
| 55 | +set(CMAKE_BUILD_TYPE ${CMAKE_BUILD_TYPE} |
| 56 | + CACHE STRING "Choose the type of build: None Debug Release Coverage ASan ASanDbg MemSan MemSanDbg Check CheckFull" |
| 57 | + FORCE) |
| 58 | + |
| 59 | +string(REGEX MATCH "Clang" CMAKE_COMPILER_IS_CLANG "${CMAKE_C_COMPILER_ID}") |
| 60 | + |
| 61 | +if(CMAKE_COMPILER_IS_GNUCC) |
| 62 | + # some warnings we want are not available with old GCC versions |
| 63 | + # note: starting with CMake 2.8 we could use CMAKE_C_COMPILER_VERSION |
| 64 | + execute_process(COMMAND ${CMAKE_C_COMPILER} -dumpversion |
| 65 | + OUTPUT_VARIABLE GCC_VERSION) |
| 66 | + set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -Wall -Wextra -W -Wdeclaration-after-statement -Wwrite-strings") |
| 67 | + if (GCC_VERSION VERSION_GREATER 4.5 OR GCC_VERSION VERSION_EQUAL 4.5) |
| 68 | + set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -Wlogical-op") |
| 69 | + endif() |
| 70 | + if (GCC_VERSION VERSION_GREATER 4.8 OR GCC_VERSION VERSION_EQUAL 4.8) |
| 71 | + set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -Wshadow") |
| 72 | + endif() |
| 73 | + set(CMAKE_C_FLAGS_RELEASE "-O2") |
| 74 | + set(CMAKE_C_FLAGS_DEBUG "-O0 -g3") |
| 75 | + set(CMAKE_C_FLAGS_COVERAGE "-O0 -g3 --coverage") |
| 76 | + set(CMAKE_C_FLAGS_ASAN "-Werror -fsanitize=address -fno-common -O3") |
| 77 | + set(CMAKE_C_FLAGS_ASANDBG "-Werror -fsanitize=address -fno-common -O1 -g3 -fno-omit-frame-pointer -fno-optimize-sibling-calls ") |
| 78 | + set(CMAKE_C_FLAGS_CHECK "-Werror -Os") |
| 79 | + set(CMAKE_C_FLAGS_CHECKFULL "${CMAKE_C_FLAGS_CHECK} -Wcast-qual") |
| 80 | +endif(CMAKE_COMPILER_IS_GNUCC) |
| 81 | + |
| 82 | +if(CMAKE_COMPILER_IS_CLANG) |
| 83 | + set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -Wall -Wextra -W -Wdeclaration-after-statement -Wwrite-strings -Wpointer-arith -Wimplicit-fallthrough -Wshadow") |
| 84 | + set(CMAKE_C_FLAGS_RELEASE "-O2") |
| 85 | + set(CMAKE_C_FLAGS_DEBUG "-O0 -g3") |
| 86 | + set(CMAKE_C_FLAGS_COVERAGE "-O0 -g3 --coverage") |
| 87 | + set(CMAKE_C_FLAGS_ASAN "-Werror -fsanitize=address -fno-common -fsanitize=undefined -fno-sanitize-recover -O3") |
| 88 | + set(CMAKE_C_FLAGS_ASANDBG "-Werror -fsanitize=address -fno-common -fsanitize=undefined -fno-sanitize-recover -O1 -g3 -fno-omit-frame-pointer -fno-optimize-sibling-calls ") |
| 89 | + set(CMAKE_C_FLAGS_MEMSAN "-Werror -fsanitize=memory -O3") |
| 90 | + set(CMAKE_C_FLAGS_MEMSANDBG "-Werror -fsanitize=memory -O1 -g3 -fno-omit-frame-pointer -fno-optimize-sibling-calls -fsanitize-memory-track-origins=2") |
| 91 | + set(CMAKE_C_FLAGS_CHECK "-Werror -Os") |
| 92 | +endif(CMAKE_COMPILER_IS_CLANG) |
| 93 | + |
| 94 | +if(MSVC) |
| 95 | + # Strictest warnings, and treat as errors |
| 96 | + set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} /W3") |
| 97 | + set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} /WX") |
| 98 | +endif(MSVC) |
| 99 | + |
| 100 | +if(CMAKE_BUILD_TYPE STREQUAL "Coverage") |
| 101 | + if(CMAKE_COMPILER_IS_GNUCC OR CMAKE_COMPILER_IS_CLANG) |
| 102 | + set(CMAKE_SHARED_LINKER_FLAGS "--coverage") |
| 103 | + endif(CMAKE_COMPILER_IS_GNUCC OR CMAKE_COMPILER_IS_CLANG) |
| 104 | +endif(CMAKE_BUILD_TYPE STREQUAL "Coverage") |
| 105 | + |
| 106 | +if(LIB_INSTALL_DIR) |
| 107 | +else() |
| 108 | + set(LIB_INSTALL_DIR lib) |
| 109 | +endif() |
| 110 | + |
| 111 | +include_directories(include/) |
| 112 | + |
| 113 | +if(ENABLE_ZLIB_SUPPORT) |
| 114 | + find_package(ZLIB) |
| 115 | + |
| 116 | + if(ZLIB_FOUND) |
| 117 | + include_directories(${ZLIB_INCLUDE_DIR}) |
| 118 | + endif(ZLIB_FOUND) |
| 119 | +endif(ENABLE_ZLIB_SUPPORT) |
| 120 | + |
| 121 | +add_subdirectory(library) |
| 122 | +add_subdirectory(include) |
| 123 | + |
| 124 | +if(ENABLE_PROGRAMS) |
| 125 | + add_subdirectory(programs) |
| 126 | +endif() |
| 127 | + |
| 128 | +ADD_CUSTOM_TARGET(apidoc |
| 129 | + COMMAND doxygen doxygen/mbedtls.doxyfile |
| 130 | + WORKING_DIRECTORY ${CMAKE_CURRENT_SOURCE_DIR}) |
| 131 | + |
| 132 | +if(ENABLE_TESTING) |
| 133 | + enable_testing() |
| 134 | + |
| 135 | + add_subdirectory(tests) |
| 136 | + |
| 137 | + # additional convenience targets for Unix only |
| 138 | + if(UNIX) |
| 139 | + |
| 140 | + ADD_CUSTOM_TARGET(covtest |
| 141 | + COMMAND make test |
| 142 | + COMMAND programs/test/selftest |
| 143 | + COMMAND tests/compat.sh |
| 144 | + COMMAND tests/ssl-opt.sh |
| 145 | + ) |
| 146 | + |
| 147 | + ADD_CUSTOM_TARGET(lcov |
| 148 | + COMMAND rm -rf Coverage |
| 149 | + COMMAND lcov --capture --initial --directory library/CMakeFiles/mbedtls.dir -o files.info |
| 150 | + COMMAND lcov --capture --directory library/CMakeFiles/mbedtls.dir -o tests.info |
| 151 | + COMMAND lcov --add-tracefile files.info --add-tracefile tests.info -o all.info |
| 152 | + COMMAND lcov --remove all.info -o final.info '*.h' |
| 153 | + COMMAND gendesc tests/Descriptions.txt -o descriptions |
| 154 | + COMMAND genhtml --title "mbed TLS" --description-file descriptions --keep-descriptions --legend --no-branch-coverage -o Coverage final.info |
| 155 | + COMMAND rm -f files.info tests.info all.info final.info descriptions |
| 156 | + ) |
| 157 | + |
| 158 | + ADD_CUSTOM_TARGET(memcheck |
| 159 | + COMMAND sed -i.bak s+/usr/bin/valgrind+`which valgrind`+ DartConfiguration.tcl |
| 160 | + COMMAND ctest -O memcheck.log -D ExperimentalMemCheck |
| 161 | + COMMAND tail -n1 memcheck.log | grep 'Memory checking results:' > /dev/null |
| 162 | + COMMAND rm -f memcheck.log |
| 163 | + COMMAND mv DartConfiguration.tcl.bak DartConfiguration.tcl |
| 164 | + ) |
| 165 | + endif(UNIX) |
| 166 | +endif() |
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