# CMakeList.txt : CMake project for noscrypt, include source and define # project specific logic here. # cmake_minimum_required (VERSION 3.10) option(NC_BUILD_TESTS "Build tests" OFF) option(NC_DISABLE_INPUT_VALIDATION "Disables public function input validation" OFF) option(NC_FETCH_MBEDTLS "Fetch Mbed-TLS from it's source repository locally" OFF) option(NC_INCLUDE_MONOCYPHER "Statically link to vendored monocypher library" ON) set(CRYPTO_LIB "none" CACHE STRING "The crypto library to link to (mbedtls, openssl, none)") string(TOLOWER ${CMAKE_BUILD_TYPE} build_type) include(FetchContent) #SET SECP256k VARS set(SECP256K1_BUILD_BENCHMARK OFF) set(SECP256K1_BUILD_TESTS OFF) set(SECP256K1_BUILD_EXAMPLES OFF) set(SECP256K1_BUILD_EXHAUSTIVE_TESTS OFF) set(SECP256K1_BUILD_STATIC ON) set(SECP256K1_ENABLE_MODULE_ECDH ON) set(SECP256K1_ENABLE_MODULE_RECOVERY ON) set(SECP256K1_ENABLE_MODULE_SCHNORRSIG ON) set(SECP256K1_ENABLE_MODULE_EXTRAKEYS ON) set(SECP256K1_INSTALL OFF) set(SECP256K1_DISABLE_SHARED ON) #disales shared library output FetchContent_Declare( libsecp256k1 GIT_REPOSITORY https://github.com/bitcoin-core/secp256k1 GIT_TAG 1ad5185cd42c0636104129fcc9f6a4bf9c67cc40 # release-0.4.1 GIT_PROGRESS TRUE ) FetchContent_MakeAvailable(libsecp256k1) #Include mbedtls if enabled if(NC_FETCH_MBEDTLS) set(ENABLE_PROGRAMS OFF) set(ENABLE_TESTING OFF) set(USE_SHARED_MBEDTLS_LIBRARY OFF) set(USE_STATIC_MBEDTLS_LIBRARY ON) set(DISABLE_PACKAGE_CONFIG_AND_INSTALL OFF) set(MBEDTLS_CONFIG_FILE "${CMAKE_CURRENT_SOURCE_DIR}/mbedtls_custom_config.h" CACHE STRING "" FORCE) FetchContent_Declare( libmbedtls GIT_REPOSITORY https://github.com/Mbed-TLS/mbedtls.git GIT_TAG v3.6.0 GIT_PROGRESS TRUE ) FetchContent_MakeAvailable(libmbedtls) set(CRYPTO_LIB "mbedtls") #enable linking to mbedtls endif() #----------------------------- # MAIN PROJECT #----------------------------- project(noscrypt C) include_directories(include) #include the 'include' directory for the project set(CMAKE_C_STANDARD 90) #Setup the compiler options for c90 shared library set(CMAKE_C_STANDARD_REQUIRED ON) set(CMAKE_POSITION_INDEPENDENT_CODE ON) set(NOSCRYPT_SRCS "src/noscrypt.c" "src/internal/nc-crypto.c" #pulls in c impl files as needed ) set(NOSCRYPT_HEADERS "src/noscrypt.h" "src/platform.h" "src/internal/nc-crypto.h" "src/internal/nc-util.h" ) #static/shared library add_library(${CMAKE_PROJECT_NAME} SHARED ${NOSCRYPT_SRCS} ${NOSCRYPT_HEADERS}) add_library(${CMAKE_PROJECT_NAME}_static STATIC ${NOSCRYPT_SRCS} ${NOSCRYPT_HEADERS}) target_compile_features(${CMAKE_PROJECT_NAME} PUBLIC c_std_90) #force compiler to use c90 standard for library #link dependencies manually target_link_libraries(${CMAKE_PROJECT_NAME} PRIVATE secp256k1) target_link_libraries(${CMAKE_PROJECT_NAME}_static PRIVATE secp256k1) ############################################# # # Configure crypto library linking # ############################################# #if mbedtls linking is enabled target the library if(CRYPTO_LIB STREQUAL "mbedtls") message(STATUS "Linking to MbedTLS crypto library") target_link_libraries(${CMAKE_PROJECT_NAME} PRIVATE mbedcrypto PRIVATE mbedtls) target_link_libraries(${CMAKE_PROJECT_NAME}_static PRIVATE mbedcrypto PRIVATE mbedtls) #enable mbedtls crypto library bindings target_compile_definitions(${CMAKE_PROJECT_NAME} PRIVATE MBEDTLS_CRYPTO_LIB) elseif(CRYPTO_LIB STREQUAL "openssl") #link to openssl message(STATUS "Linking to OpenSSL crypto library") target_link_libraries(myTarget PRIVATE OpenSSL::Crypto) #enable openssl crypto library bindings target_compile_definitions(${CMAKE_PROJECT_NAME} PRIVATE OPENSSL_CRYPTO_LIB) else() #the library should be self sufficient in handling default crypto implementations endif() add_compile_definitions($<$:DEBUG>) add_compile_definitions(NOSCRYPT_EXPORTING) #enable exporting symbols if(NC_DISABLE_INPUT_VALIDATION) target_compile_definitions(${CMAKE_PROJECT_NAME} PRIVATE NC_INPUT_VALIDATION_OFF) endif() #setup flags for windows compilation if(MSVC) #global windows cl flags target_compile_options(${CMAKE_PROJECT_NAME} PRIVATE /sdl #enable additional security checks /TC #compile as c /GS #buffer security check $<$:/FC> #show full path in diagnostics $<$:/showIncludes> #show a list of all included header files during build $<$:/wd4820> #disable warnings for struct padding and spectre mitigation wuen WX is enabled $<$:/wd5045> #disable warnings for spectre mitigation insertion #for debug configs $<$:/options:strict> $<$:/Wall> #enable all warnings $<$:/WX> #warnings as errors (only for our project) $<$:/Zi> #enable rich debug info $<$:/Zo> ) #set build macros target_compile_definitions(${CMAKE_PROJECT_NAME} PRIVATE $<$:DEBUG> $<$:RELEASE> ) #configure gcc flags elseif(CMAKE_COMPILER_IS_GNUCC) target_compile_definitions( ${CMAKE_PROJECT_NAME} PRIVATE -Wextra -fstack-protector) #if debug build enable additional debug flags if(build_type STREQUAL "debug") target_compile_options( ${CMAKE_PROJECT_NAME} PRIVATE -g -0g -Wall -Werror -pedantic ) endif() endif() ############################################# # # Build/link monocypher # ############################################# # Monocypher only provides a few fallback functions # for builds that don't use a more complete library # implementation. if(NC_INCLUDE_MONOCYPHER) target_include_directories(${CMAKE_PROJECT_NAME} PRIVATE "vendor/monocypher") #add monocypher source files set(MONOCYPHER_SRCS "vendor/monocypher/monocypher.c" "vendor/monocypher/monocypher.h" ) #add monocypher as a static dep to the project add_library(monocypher STATIC ${MONOCYPHER_SRCS}) target_link_libraries(${CMAKE_PROJECT_NAME} PRIVATE monocypher) #enable monocypher crypto library bindings target_compile_definitions(${CMAKE_PROJECT_NAME} PRIVATE NC_ENABLE_MONOCYPHER) #setup compiler options target_compile_features(monocypher PRIVATE c_std_99) #targets c99 if(MSVC) target_compile_options(monocypher PRIVATE /sdl #enable additional security checks /TC #compile as c /GS #buffer security check $<$:/FC> #show full path in diagnostics $<$:/showIncludes> #show a list of all included header files during build #$<$:/wd4820> #disable warnings for struct padding and spectre mitigation wuen WX is enabled #$<$:/wd5045> #disable warnings for spectre mitigation insertion ) elseif(CMAKE_COMPILER_IS_GNUCC) #from monocypher's Makefile target_compile_options(monocypher PRIVATE -pedantic -Wall -Wextra -O3 -march=native) endif() endif() #TESTS if(NC_BUILD_TESTS) #add test executable and link to library add_executable(nctest tests/test.c) target_link_libraries(nctest ${CMAKE_PROJECT_NAME}) #link mbedtls crypto shared library directly target_link_libraries(nctest ${MBEDCRYPTO_LIB} ${MBEDTLS_LIB}) target_include_directories(nctest PRIVATE "src") #enable c11 for testing target_compile_features(nctest PRIVATE c_std_11) endif() # Enable Hot Reload for MSVC compilers if supported. if (POLICY CMP0141) cmake_policy(SET CMP0141 NEW) set(CMAKE_MSVC_DEBUG_INFORMATION_FORMAT "$,$>,$<$:EditAndContinue>,$<$:ProgramDatabase>>") endif()