# # Copyright (C) 2011-2018 Intel Corporation. All rights reserved. # # Redistribution and use in source and binary forms, with or without # modification, are permitted provided that the following conditions # are met: # # * Redistributions of source code must retain the above copyright # notice, this list of conditions and the following disclaimer. # * Redistributions in binary form must reproduce the above copyright # notice, this list of conditions and the following disclaimer in # the documentation and/or other materials provided with the # distribution. # * Neither the name of Intel Corporation nor the names of its # contributors may be used to endorse or promote products derived # from this software without specific prior written permission. # # THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS # "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT # LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR # A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT # OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, # SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT # LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, # DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY # THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT # (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE # OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. # # ######## SGX SDK Settings ######## SGX_SDK ?= /opt/intel/sgxsdk SGX_MODE ?= HW SGX_ARCH ?= x64 SGX_DEBUG ?= 1 ifeq ($(shell getconf LONG_BIT), 32) SGX_ARCH := x86 else ifeq ($(findstring -m32, $(CXXFLAGS)), -m32) SGX_ARCH := x86 endif ifeq ($(SGX_ARCH), x86) SGX_COMMON_CFLAGS := -m32 SGX_LIBRARY_PATH := $(SGX_SDK)/lib SGX_ENCLAVE_SIGNER := $(SGX_SDK)/bin/x86/sgx_sign SGX_EDGER8R := $(SGX_SDK)/bin/x86/sgx_edger8r else SGX_COMMON_CFLAGS := -m64 SGX_LIBRARY_PATH := $(SGX_SDK)/lib64 SGX_ENCLAVE_SIGNER := $(SGX_SDK)/bin/x64/sgx_sign SGX_EDGER8R := $(SGX_SDK)/bin/x64/sgx_edger8r endif ifeq ($(SGX_DEBUG), 1) ifeq ($(SGX_PRERELEASE), 1) $(error Cannot set SGX_DEBUG and SGX_PRERELEASE at the same time!!) endif endif ifeq ($(SGX_DEBUG), 1) SGX_COMMON_CFLAGS += -O0 -g else SGX_COMMON_CFLAGS += -O2 endif ######## App Settings ######## ifneq ($(SGX_MODE), HW) Urts_Library_Name := sgx_urts_sim else Urts_Library_Name := sgx_urts endif App_Cpp_Files := App/App.cpp $(wildcard App/TrustedLibrary/*.cpp) App_Include_Paths := -IInclude -IApp -I$(SGX_SDK)/include App_C_Flags := $(SGX_COMMON_CFLAGS) -fPIC -Wno-attributes $(App_Include_Paths) # Three configuration modes - Debug, prerelease, release # Debug - Macro DEBUG enabled. # Prerelease - Macro NDEBUG and EDEBUG enabled. # Release - Macro NDEBUG enabled. ifeq ($(SGX_DEBUG), 1) App_C_Flags += -DDEBUG -UNDEBUG -UEDEBUG else ifeq ($(SGX_PRERELEASE), 1) App_C_Flags += -DNDEBUG -DEDEBUG -UDEBUG else App_C_Flags += -DNDEBUG -UEDEBUG -UDEBUG endif App_Cpp_Flags := $(App_C_Flags) -std=c++11 App_Link_Flags := $(SGX_COMMON_CFLAGS) -L$(SGX_LIBRARY_PATH) -l$(Urts_Library_Name) -lpthread ifneq ($(SGX_MODE), HW) App_Link_Flags += -lsgx_uae_service_sim else App_Link_Flags += -lsgx_uae_service endif App_Cpp_Objects := $(App_Cpp_Files:.cpp=.o) App_Name := app ######## Enclave Settings ######## Enclave_Version_Script := Enclave/Enclave_debug.lds ifeq ($(SGX_MODE), HW) ifneq ($(SGX_DEBUG), 1) ifneq ($(SGX_PRERELEASE), 1) # Choose to use 'Enclave.lds' for HW release mode Enclave_Version_Script = Enclave/Enclave.lds endif endif endif ifneq ($(SGX_MODE), HW) Trts_Library_Name := sgx_trts_sim Service_Library_Name := sgx_tservice_sim else Trts_Library_Name := sgx_trts Service_Library_Name := sgx_tservice endif Crypto_Library_Name := sgx_tcrypto Enclave_Cpp_Files := Enclave/Enclave.cpp $(wildcard Enclave/TrustedLibrary/*.cpp) Enclave_Include_Paths := -IInclude -IEnclave -I$(SGX_SDK)/include -I$(SGX_SDK)/include/libcxx -I$(SGX_SDK)/include/tlibc Enclave_C_Flags := $(SGX_COMMON_CFLAGS) -nostdinc -fvisibility=hidden -fpie -fstack-protector $(Enclave_Include_Paths) Enclave_Cpp_Flags := $(Enclave_C_Flags) -nostdinc++ -std=c++11 # To generate a proper enclave, it is recommended to follow below guideline to link the trusted libraries: # 1. Link sgx_trts with the `--whole-archive' and `--no-whole-archive' options, # so that the whole content of trts is included in the enclave. # 2. For other libraries, you just need to pull the required symbols. # Use `--start-group' and `--end-group' to link these libraries. # Do NOT move the libraries linked with `--start-group' and `--end-group' within `--whole-archive' and `--no-whole-archive' options. # Otherwise, you may get some undesirable errors. Enclave_Link_Flags := $(SGX_COMMON_CFLAGS) -Wl,--no-undefined -nostdlib -nodefaultlibs -nostartfiles -L$(SGX_LIBRARY_PATH) \ -Wl,--whole-archive -l$(Trts_Library_Name) -Wl,--no-whole-archive \ -Wl,--start-group -lsgx_tstdc -lsgx_tcxx -l$(Crypto_Library_Name) -l$(Service_Library_Name) -Wl,--end-group \ -Wl,-Bstatic -Wl,-Bsymbolic -Wl,--no-undefined \ -Wl,-pie,-eenclave_entry -Wl,--export-dynamic \ -Wl,--defsym,__ImageBase=0 \ -Wl,--version-script=$(Enclave_Version_Script) Enclave_Cpp_Objects := $(Enclave_Cpp_Files:.cpp=.o) Enclave_Name := enclave.so Signed_Enclave_Name := enclave.signed.so Enclave_Config_File := Enclave/Enclave.config.xml ifeq ($(SGX_MODE), HW) ifeq ($(SGX_DEBUG), 1) Build_Mode = HW_DEBUG else ifeq ($(SGX_PRERELEASE), 1) Build_Mode = HW_PRERELEASE else Build_Mode = HW_RELEASE endif else ifeq ($(SGX_DEBUG), 1) Build_Mode = SIM_DEBUG else ifeq ($(SGX_PRERELEASE), 1) Build_Mode = SIM_PRERELEASE else Build_Mode = SIM_RELEASE endif endif .PHONY: all run ifeq ($(Build_Mode), HW_RELEASE) all: .config_$(Build_Mode)_$(SGX_ARCH) $(App_Name) $(Enclave_Name) @echo "The project has been built in release hardware mode." @echo "Please sign the $(Enclave_Name) first with your signing key before you run the $(App_Name) to launch and access the enclave." @echo "To sign the enclave use the command:" @echo " $(SGX_ENCLAVE_SIGNER) sign -key -enclave $(Enclave_Name) -out <$(Signed_Enclave_Name)> -config $(Enclave_Config_File)" @echo "You can also sign the enclave using an external signing tool." @echo "To build the project in simulation mode set SGX_MODE=SIM. To build the project in prerelease mode set SGX_PRERELEASE=1 and SGX_MODE=HW." else all: .config_$(Build_Mode)_$(SGX_ARCH) $(App_Name) $(Signed_Enclave_Name) ifeq ($(Build_Mode), HW_DEBUG) @echo "The project has been built in debug hardware mode." else ifeq ($(Build_Mode), SIM_DEBUG) @echo "The project has been built in debug simulation mode." else ifeq ($(Build_Mode), HW_PRERELEASE) @echo "The project has been built in pre-release hardware mode." else ifeq ($(Build_Mode), SIM_PRERELEASE) @echo "The project has been built in pre-release simulation mode." else @echo "The project has been built in release simulation mode." endif endif run: all ifneq ($(Build_Mode), HW_RELEASE) @$(CURDIR)/$(App_Name) @echo "RUN => $(App_Name) [$(SGX_MODE)|$(SGX_ARCH), OK]" endif ######## App Objects ######## App/Enclave_u.c: $(SGX_EDGER8R) Enclave/Enclave.edl @cd App && $(SGX_EDGER8R) --untrusted ../Enclave/Enclave.edl --search-path ../Enclave --search-path $(SGX_SDK)/include @echo "GEN => $@" App/Enclave_u.o: App/Enclave_u.c @$(CC) $(App_C_Flags) -c $< -o $@ @echo "CC <= $<" App/%.o: App/%.cpp @$(CXX) $(App_Cpp_Flags) -c $< -o $@ @echo "CXX <= $<" $(App_Name): App/Enclave_u.o $(App_Cpp_Objects) @$(CXX) $^ -o $@ $(App_Link_Flags) @echo "LINK => $@" .config_$(Build_Mode)_$(SGX_ARCH): @rm -f .config_* $(App_Name) $(Enclave_Name) $(Signed_Enclave_Name) $(App_Cpp_Objects) App/Enclave_u.* $(Enclave_Cpp_Objects) Enclave/Enclave_t.* @touch .config_$(Build_Mode)_$(SGX_ARCH) ######## Enclave Objects ######## Enclave/Enclave_t.c: $(SGX_EDGER8R) Enclave/Enclave.edl @cd Enclave && $(SGX_EDGER8R) --trusted ../Enclave/Enclave.edl --search-path ../Enclave --search-path $(SGX_SDK)/include @echo "GEN => $@" Enclave/Enclave_t.o: Enclave/Enclave_t.c @$(CC) $(Enclave_C_Flags) -c $< -o $@ @echo "CC <= $<" Enclave/%.o: Enclave/%.cpp @$(CXX) $(Enclave_Cpp_Flags) -c $< -o $@ @echo "CXX <= $<" $(Enclave_Name): Enclave/Enclave_t.o $(Enclave_Cpp_Objects) @$(CXX) $^ -o $@ $(Enclave_Link_Flags) @echo "LINK => $@" $(Signed_Enclave_Name): $(Enclave_Name) @$(SGX_ENCLAVE_SIGNER) sign -key Enclave/Enclave_private.pem -enclave $(Enclave_Name) -out $@ -config $(Enclave_Config_File) @echo "SIGN => $@" .PHONY: clean clean: @rm -f .config_* $(App_Name) $(Enclave_Name) $(Signed_Enclave_Name) $(App_Cpp_Objects) App/Enclave_u.* $(Enclave_Cpp_Objects) Enclave/Enclave_t.*