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CMakeLists.txt
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CMAKE_MINIMUM_REQUIRED(VERSION 2.8.11)
CMAKE_POLICY(SET CMP0003 NEW)
PROJECT(picotls)
FIND_PACKAGE(PkgConfig REQUIRED)
INCLUDE(cmake/dtrace-utils.cmake)
CHECK_DTRACE(${PROJECT_SOURCE_DIR}/picotls-probes.d)
OPTION(WITH_DTRACE "use USDT (userspace Dtrace probes)" ${HAVE_DTRACE})
IF (WITH_DTRACE)
MESSAGE(STATUS "Enabling USDT support")
ENDIF ()
SET(CMAKE_C_FLAGS "-std=c99 -Wall -O2 -g ${CC_WARNING_FLAGS} ${CMAKE_C_FLAGS}")
INCLUDE_DIRECTORIES(
deps/cifra/src/ext
deps/cifra/src
deps/micro-ecc
deps/picotest
include
${CMAKE_CURRENT_BINARY_DIR})
SET(MINICRYPTO_LIBRARY_FILES
deps/micro-ecc/uECC.c
deps/cifra/src/aes.c
deps/cifra/src/blockwise.c
deps/cifra/src/chacha20.c
deps/cifra/src/chash.c
deps/cifra/src/curve25519.c
deps/cifra/src/drbg.c
deps/cifra/src/hmac.c
deps/cifra/src/gcm.c
deps/cifra/src/gf128.c
deps/cifra/src/modes.c
deps/cifra/src/poly1305.c
deps/cifra/src/sha256.c
deps/cifra/src/sha512.c)
SET(CORE_FILES
lib/picotls.c
lib/pembase64.c)
SET(CORE_TEST_FILES
t/picotls.c)
IF (WITH_DTRACE)
SET(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -DPICOTLS_USE_DTRACE=1")
DEFINE_DTRACE_DEPENDENCIES(${PROJECT_SOURCE_DIR}/picotls-probes.d picotls)
LIST(APPEND CORE_FILES ${CMAKE_CURRENT_BINARY_DIR}/picotls-probes.h)
LIST(APPEND CORE_TEST_FILES ${CMAKE_CURRENT_BINARY_DIR}/picotls-probes.h)
IF (DTRACE_USES_OBJFILE)
LIST(APPEND CORE_FILES ${CMAKE_CURRENT_BINARY_DIR}/picotls-probes.o)
LIST(APPEND CORE_TEST_FILES ${CMAKE_CURRENT_BINARY_DIR}/picotls-probes.o)
ENDIF ()
ENDIF ()
PKG_CHECK_MODULES(BROTLI_DEC libbrotlidec)
PKG_CHECK_MODULES(BROTLI_ENC libbrotlienc)
IF (BROTLI_DEC_FOUND AND BROTLI_ENC_FOUND)
INCLUDE_DIRECTORIES(${BROTLI_DEC_INCLUDE_DIRS} ${BROTLI_ENC_INCLUDE_DIRS})
LINK_DIRECTORIES(${BROTLI_DEC_LIBRARY_DIRS} ${BROTLI_ENC_LIBRARY_DIRS})
SET(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -DPICOTLS_USE_BROTLI=1")
LIST(APPEND CORE_FILES
lib/certificate_compression.c)
LIST(APPEND CORE_EXTRA_LIBS ${BROTLI_DEC_LIBRARIES} ${BROTLI_ENC_LIBRARIES})
ENDIF ()
ADD_LIBRARY(picotls-core ${CORE_FILES})
TARGET_LINK_LIBRARIES(picotls-core ${CORE_EXTRA_LIBS})
ADD_LIBRARY(picotls-minicrypto
${MINICRYPTO_LIBRARY_FILES}
lib/cifra.c
lib/cifra/x25519.c
lib/cifra/chacha20.c
lib/cifra/aes128.c
lib/cifra/aes256.c
lib/cifra/random.c
lib/minicrypto-pem.c
lib/uecc.c
lib/asn1.c
lib/ffx.c)
TARGET_LINK_LIBRARIES(picotls-minicrypto picotls-core)
ADD_EXECUTABLE(test-minicrypto.t
${MINICRYPTO_LIBRARY_FILES}
deps/picotest/picotest.c
${CORE_TEST_FILES}
t/minicrypto.c
lib/asn1.c
lib/pembase64.c
lib/ffx.c
lib/cifra/x25519.c
lib/cifra/chacha20.c
lib/cifra/aes128.c
lib/cifra/aes256.c
lib/cifra/random.c)
SET(TEST_EXES test-minicrypto.t)
FIND_PACKAGE(OpenSSL)
IF (OPENSSL_FOUND AND NOT (OPENSSL_VERSION VERSION_LESS "1.0.1"))
MESSAGE(STATUS " Enabling OpenSSL support")
INCLUDE_DIRECTORIES(${OPENSSL_INCLUDE_DIR})
ADD_LIBRARY(picotls-openssl lib/openssl.c)
TARGET_LINK_LIBRARIES(picotls-openssl ${OPENSSL_LIBRARIES} picotls-core ${CMAKE_DL_LIBS})
ADD_EXECUTABLE(cli t/cli.c lib/pembase64.c)
TARGET_LINK_LIBRARIES(cli picotls-openssl picotls-core)
ADD_EXECUTABLE(picotls-esni src/esni.c)
TARGET_LINK_LIBRARIES(picotls-esni picotls-openssl picotls-core ${OPENSSL_LIBRARIES} ${CMAKE_DL_LIBS})
ADD_EXECUTABLE(test-openssl.t
${MINICRYPTO_LIBRARY_FILES}
lib/cifra.c
lib/cifra/x25519.c
lib/cifra/chacha20.c
lib/cifra/aes128.c
lib/cifra/aes256.c
lib/cifra/random.c
lib/uecc.c
lib/asn1.c
lib/pembase64.c
lib/ffx.c
deps/picotest/picotest.c
${CORE_TEST_FILES}
t/openssl.c)
SET_TARGET_PROPERTIES(test-openssl.t PROPERTIES COMPILE_FLAGS "-DPTLS_MEMORY_DEBUG=1")
TARGET_LINK_LIBRARIES(test-openssl.t ${OPENSSL_LIBRARIES} ${CMAKE_DL_LIBS})
ADD_EXECUTABLE(ptlsbench t/ptlsbench.c)
SET_TARGET_PROPERTIES(ptlsbench PROPERTIES COMPILE_FLAGS "-DPTLS_MEMORY_DEBUG=1")
TARGET_LINK_LIBRARIES(ptlsbench picotls-minicrypto picotls-openssl picotls-core ${OPENSSL_LIBRARIES} ${CMAKE_DL_LIBS})
SET(TEST_EXES ${TEST_EXES} test-openssl.t)
ELSE ()
MESSAGE(WARNING "Disabling OpenSSL support (requires 1.0.1 or newer)")
ENDIF ()
IF ((CMAKE_SIZEOF_VOID_P EQUAL 8) AND
(CMAKE_SYSTEM_PROCESSOR STREQUAL "x86_64") OR
(CMAKE_SYSTEM_PROCESSOR STREQUAL "amd64") OR
(CMAKE_SYSTEM_PROCESSOR STREQUAL "AMD64"))
MESSAGE(STATUS " Enabling fusion support")
ADD_LIBRARY(picotls-fusion lib/fusion.c)
SET_TARGET_PROPERTIES(picotls-fusion PROPERTIES COMPILE_FLAGS "-mavx2 -maes -mpclmul")
TARGET_LINK_LIBRARIES(picotls-fusion picotls-core)
ADD_EXECUTABLE(test-fusion.t
deps/picotest/picotest.c
lib/picotls.c
t/fusion.c)
TARGET_LINK_LIBRARIES(test-fusion.t picotls-minicrypto)
SET_TARGET_PROPERTIES(test-fusion.t PROPERTIES COMPILE_FLAGS "-mavx2 -maes -mpclmul")
IF (WITH_DTRACE)
ADD_DEPENDENCIES(test-fusion.t generate-picotls-probes)
ENDIF ()
SET(TEST_EXES ${TEST_EXES} test-fusion.t)
ENDIF ()
ADD_CUSTOM_TARGET(check env BINARY_DIR=${CMAKE_CURRENT_BINARY_DIR} prove --exec '' -v ${CMAKE_CURRENT_BINARY_DIR}/*.t t/*.t WORKING_DIRECTORY ${CMAKE_CURRENT_SOURCE_DIR} DEPENDS ${TEST_EXES} cli)
IF (CMAKE_SYSTEM_NAME STREQUAL "Linux")
SET(CMAKE_C_FLAGS "-D_GNU_SOURCE -pthread ${CMAKE_C_FLAGS}")
ELSEIF ("${CMAKE_SYSTEM_NAME}" MATCHES "SunOS")
TARGET_LINK_LIBRARIES(cli "socket" "nsl")
ENDIF ()
FIND_LIBRARY(LIBC_RESOLV_LIB "resolv")
IF (OPENSSL_FOUND AND LIBC_RESOLV_LIB)
TARGET_LINK_LIBRARIES(cli ${LIBC_RESOLV_LIB})
ENDIF ()
IF (BUILD_FUZZER)
IF (NOT CMAKE_CXX_COMPILER_ID STREQUAL "Clang")
MESSAGE(FATAL ERROR "The fuzzer needs clang as a compiler")
ENDIF()
ADD_EXECUTABLE(fuzz-asn1 fuzz/fuzz-asn1.c)
SET(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -D_GNU_SOURCE")
INCLUDE_DIRECTORIES(t include ${OPENSSL_INCLUDE_DIR})
ADD_DEFINITIONS(-DPTLS_FUZZ_HANDSHAKE=1)
ADD_EXECUTABLE(fuzz-server-hello fuzz/fuzz-server-hello.c)
ADD_EXECUTABLE(fuzz-client-hello fuzz/fuzz-client-hello.c)
IF (OSS_FUZZ)
# Use https://github.com/google/oss-fuzz compatible options
SET(LIB_FUZZER FuzzingEngine)
SET_TARGET_PROPERTIES(fuzz-asn1
fuzz-server-hello
fuzz-client-hello
PROPERTIES
LINKER_LANGUAGE CXX)
ELSE()
SET(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -fsanitize=fuzzer-no-link")
SET(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -fsanitize=fuzzer-no-link")
SET_TARGET_PROPERTIES(fuzz-asn1
fuzz-server-hello
fuzz-client-hello
PROPERTIES
COMPILE_FLAGS "-fsanitize=fuzzer"
LINK_FLAGS "-fsanitize=fuzzer")
ENDIF (OSS_FUZZ)
TARGET_LINK_LIBRARIES(fuzz-asn1 picotls-minicrypto picotls-core picotls-openssl ${OPENSSL_LIBRARIES} ${LIB_FUZZER})
TARGET_LINK_LIBRARIES(fuzz-server-hello picotls-core picotls-openssl ${OPENSSL_LIBRARIES} ${LIB_FUZZER})
TARGET_LINK_LIBRARIES(fuzz-client-hello picotls-core picotls-openssl ${OPENSSL_LIBRARIES} ${LIB_FUZZER})
ENDIF()