CMakeLists.txt

CMAKE_MINIMUM_REQUIRED(VERSION 3.5)

MESSAGE(STATUS "Build Mode: ${BUILD_MODE}")
ADD_COMPILE_OPTIONS(-std=c++11)
if(BUILD_MODE STREQUAL "Debug")
  ADD_COMPILE_OPTIONS(-O0 -g2 -DDEBUG -UNDEBUG -UEDEBUG)
endif()

PROJECT(SECURE_SIGNER LANGUAGES CXX VERSION 0.1.0)
MESSAGE(STATUS "BINARY dir " ${CMAKE_CURRENT_BINARY_DIR})
MESSAGE(STATUS "SOURCE dir " ${CMAKE_CURRENT_SOURCE_DIR})

SET(SGXSDK_INSTALL_DIR /opt/intel/sgxsdk)
SET(OCCLUM_INSTALL_DIR /usr/local/occlum/x86_64-linux-musl)

# Gather all epid RA c++ src files to LIB_SRCS
FILE(GLOB LIB_SRCS ${CMAKE_CURRENT_SOURCE_DIR}/lib/src/*.cpp)

SET(RALIB occlumra)
# create static libocclumara.a
ADD_LIBRARY(${RALIB} ${LIB_SRCS})
# include the necessary deps to perform epid RA
TARGET_INCLUDE_DIRECTORIES(
  ${RALIB} PUBLIC
  ${CMAKE_CURRENT_SOURCE_DIR}/lib/include
  ${SGXSDK_INSTALL_DIR}/include
  ${OCCLUM_INSTALL_DIR}/include
  ${CMAKE_CURRENT_SOURCE_DIR}/deps/cppcodec
  ${CMAKE_CURRENT_SOURCE_DIR}/deps/rapidjson/include  # for parsing ra_config.json
)
# link curl lib for making the RA requests
TARGET_LINK_LIBRARIES(${RALIB}
  -L${OCCLUM_INSTALL_DIR}/lib -lcurl
)

SET(CUSTOM_LIB epid_ra)
FILE(GLOB APP_SRCS ${CMAKE_CURRENT_SOURCE_DIR}/src/io/*.cpp)
# create static libepid_ra.a
ADD_LIBRARY(${CUSTOM_LIB} ${APP_SRCS})
TARGET_INCLUDE_DIRECTORIES(
  ${CUSTOM_LIB} PUBLIC
  ${CMAKE_CURRENT_SOURCE_DIR}
  ${CMAKE_CURRENT_SOURCE_DIR}/lib/include
  ${SGXSDK_INSTALL_DIR}/include
  ${OCCLUM_INSTALL_DIR}/include
)
# link this to libocclumra.a
TARGET_LINK_LIBRARIES(${CUSTOM_LIB}
  -L${CMAKE_CURRENT_BINARY_DIR} -l${RALIB}
  -L${OCCLUM_INSTALL_DIR}/lib -lcurl -lcrypto
  -Wl,-rpath=${CMAKE_CURRENT_BINARY_DIR}:${OCCLUM_INSTALL_DIR}/lib
)
ADD_DEPENDENCIES(${CUSTOM_LIB} ${RALIB})


# GET SHARED OBJECT FILE FOR RA LIB TO CALL FROM PYTHON
SET(CUSTOM_LIB epid)
FILE(GLOB APP_SRCS ${CMAKE_CURRENT_SOURCE_DIR}/src/io/*.cpp)
# create shared lib libepid.so
ADD_LIBRARY(${CUSTOM_LIB} SHARED ${APP_SRCS})
TARGET_INCLUDE_DIRECTORIES(
  ${CUSTOM_LIB} PUBLIC
  ${CMAKE_CURRENT_SOURCE_DIR}
  ${CMAKE_CURRENT_SOURCE_DIR}/lib/include
  ${SGXSDK_INSTALL_DIR}/include
  ${OCCLUM_INSTALL_DIR}/include
)
# link this to libocclumra.a
TARGET_LINK_LIBRARIES(${CUSTOM_LIB}
  -L${CMAKE_CURRENT_BINARY_DIR} -l${RALIB}
  -L${OCCLUM_INSTALL_DIR}/lib -lcurl -lcrypto
  -Wl,-rpath=${CMAKE_CURRENT_BINARY_DIR}:${OCCLUM_INSTALL_DIR}/lib
)
ADD_DEPENDENCIES(${CUSTOM_LIB} ${RALIB})