248 lines
8.6 KiB
Makefile
248 lines
8.6 KiB
Makefile
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#
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# Copyright (C) 2011-2018 Intel Corporation. All rights reserved.
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#
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# Redistribution and use in source and binary forms, with or without
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# modification, are permitted provided that the following conditions
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# are met:
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#
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# * Redistributions of source code must retain the above copyright
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# notice, this list of conditions and the following disclaimer.
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# * Redistributions in binary form must reproduce the above copyright
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# notice, this list of conditions and the following disclaimer in
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# the documentation and/or other materials provided with the
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# distribution.
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# * Neither the name of Intel Corporation nor the names of its
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# contributors may be used to endorse or promote products derived
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# from this software without specific prior written permission.
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#
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# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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# "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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# LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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# A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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# OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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# SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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# LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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# DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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# THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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# OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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#
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#
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######## SGX SDK Settings ########
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SGX_SDK ?= /opt/intel/sgxsdk
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SGX_MODE ?= HW
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SGX_ARCH ?= x64
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SGX_DEBUG ?= 1
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ifeq ($(shell getconf LONG_BIT), 32)
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SGX_ARCH := x86
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else ifeq ($(findstring -m32, $(CCFLAGS)), -m32)
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SGX_ARCH := x86
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endif
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ifeq ($(SGX_ARCH), x86)
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SGX_COMMON_CFLAGS := -m32
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SGX_LIBRARY_PATH := $(SGX_SDK)/lib
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SGX_ENCLAVE_SIGNER := $(SGX_SDK)/bin/x86/sgx_sign
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SGX_EDGER8R := $(SGX_SDK)/bin/x86/sgx_edger8r
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else
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SGX_COMMON_CFLAGS := -m64
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SGX_LIBRARY_PATH := $(SGX_SDK)/lib64
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SGX_ENCLAVE_SIGNER := $(SGX_SDK)/bin/x64/sgx_sign
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SGX_EDGER8R := $(SGX_SDK)/bin/x64/sgx_edger8r
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endif
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ifeq ($(SGX_DEBUG), 1)
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ifeq ($(SGX_PRERELEASE), 1)
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$(error Cannot set SGX_DEBUG and SGX_PRERELEASE at the same time!!)
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endif
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endif
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ifeq ($(SGX_DEBUG), 1)
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SGX_COMMON_CFLAGS += -O0 -g
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else
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SGX_COMMON_CFLAGS += -O2
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endif
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######## App Settings ########
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ifneq ($(SGX_MODE), HW)
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Urts_Library_Name := sgx_urts_sim
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else
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Urts_Library_Name := sgx_urts
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endif
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App_C_Files := App/App.c
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App_Include_Paths := -IInclude -IApp -I$(SGX_SDK)/include
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App_C_Flags := $(SGX_COMMON_CFLAGS) -fPIC -Wno-attributes $(App_Include_Paths)
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# Three configuration modes - Debug, prerelease, release
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# Debug - Macro DEBUG enabled.
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# Prerelease - Macro NDEBUG and EDEBUG enabled.
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# Release - Macro NDEBUG enabled.
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ifeq ($(SGX_DEBUG), 1)
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App_C_Flags += -DDEBUG -UNDEBUG -UEDEBUG
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else ifeq ($(SGX_PRERELEASE), 1)
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App_C_Flags += -DNDEBUG -DEDEBUG -UDEBUG
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else
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App_C_Flags += -DNDEBUG -UEDEBUG -UDEBUG
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endif
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App_Link_Flags := $(SGX_COMMON_CFLAGS) -L$(SGX_LIBRARY_PATH) -l$(Urts_Library_Name) -lpthread
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ifneq ($(SGX_MODE), HW)
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App_Link_Flags += -lsgx_uae_service_sim
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else
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App_Link_Flags += -lsgx_uae_service
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endif
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App_C_Objects := $(App_C_Files:.c=.o)
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App_Name := app
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######## Enclave Settings ########
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ifneq ($(SGX_MODE), HW)
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Trts_Library_Name := sgx_trts_sim
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Service_Library_Name := sgx_tservice_sim
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else
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Trts_Library_Name := sgx_trts
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Service_Library_Name := sgx_tservice
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endif
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Crypto_Library_Name := sgx_tcrypto
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Enclave_C_Files := Enclave/Enclave.c
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Enclave_Include_Paths := -IInclude -IEnclave -I$(SGX_SDK)/include -I$(SGX_SDK)/include/tlibc -I$(SGX_SDK)/include/libcxx
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CC_BELOW_4_9 := $(shell expr "`$(CC) -dumpversion`" \< "4.9")
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ifeq ($(CC_BELOW_4_9), 1)
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Enclave_C_Flags := $(SGX_COMMON_CFLAGS) -nostdinc -fvisibility=hidden -fpie -ffunction-sections -fdata-sections -fstack-protector
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else
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Enclave_C_Flags := $(SGX_COMMON_CFLAGS) -nostdinc -fvisibility=hidden -fpie -ffunction-sections -fdata-sections -fstack-protector-strong
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endif
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Enclave_C_Flags += $(Enclave_Include_Paths)
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# To generate a proper enclave, it is recommended to follow below guideline to link the trusted libraries:
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# 1. Link sgx_trts with the `--whole-archive' and `--no-whole-archive' options,
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# so that the whole content of trts is included in the enclave.
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# 2. For other libraries, you just need to pull the required symbols.
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# Use `--start-group' and `--end-group' to link these libraries.
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# Do NOT move the libraries linked with `--start-group' and `--end-group' within `--whole-archive' and `--no-whole-archive' options.
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# Otherwise, you may get some undesirable errors.
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Enclave_Link_Flags := $(SGX_COMMON_CFLAGS) -Wl,--no-undefined -nostdlib -nodefaultlibs -nostartfiles -L$(SGX_LIBRARY_PATH) \
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-Wl,--whole-archive -l$(Trts_Library_Name) -Wl,--no-whole-archive \
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-Wl,--start-group -lsgx_tstdc -lsgx_tcxx -l$(Crypto_Library_Name) -l$(Service_Library_Name) -Wl,--end-group \
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-Wl,-Bstatic -Wl,-Bsymbolic -Wl,--no-undefined \
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-Wl,-pie,-eenclave_entry -Wl,--export-dynamic \
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-Wl,--defsym,__ImageBase=0 -Wl,--gc-sections \
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-Wl,--version-script=Enclave/Enclave.lds \
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Enclave_C_Objects := $(Enclave_C_Files:.c=.o)
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Enclave_Name := enclave.so
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Signed_Enclave_Name := enclave.signed.so
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Enclave_Config_File := Enclave/Enclave.config.xml
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ifeq ($(SGX_MODE), HW)
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ifeq ($(SGX_DEBUG), 1)
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Build_Mode = HW_DEBUG
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else ifeq ($(SGX_PRERELEASE), 1)
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Build_Mode = HW_PRERELEASE
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else
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Build_Mode = HW_RELEASE
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endif
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else
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ifeq ($(SGX_DEBUG), 1)
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Build_Mode = SIM_DEBUG
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else ifeq ($(SGX_PRERELEASE), 1)
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Build_Mode = SIM_PRERELEASE
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else
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Build_Mode = SIM_RELEASE
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endif
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endif
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.PHONY: all run
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ifeq ($(Build_Mode), HW_RELEASE)
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all: .config_$(Build_Mode)_$(SGX_ARCH) $(App_Name) $(Enclave_Name)
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@echo "The project has been built in release hardware mode."
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@echo "Please sign the $(Enclave_Name) first with your signing key before you run the $(App_Name) to launch and access the enclave."
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@echo "To sign the enclave use the command:"
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@echo " $(SGX_ENCLAVE_SIGNER) sign -key <your key> -enclave $(Enclave_Name) -out <$(Signed_Enclave_Name)> -config $(Enclave_Config_File)"
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@echo "You can also sign the enclave using an external signing tool."
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@echo "To build the project in simulation mode set SGX_MODE=SIM. To build the project in prerelease mode set SGX_PRERELEASE=1 and SGX_MODE=HW."
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else
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all: .config_$(Build_Mode)_$(SGX_ARCH) $(App_Name) $(Signed_Enclave_Name)
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ifeq ($(Build_Mode), HW_DEBUG)
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@echo "The project has been built in debug hardware mode."
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else ifeq ($(Build_Mode), SIM_DEBUG)
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@echo "The project has been built in debug simulation mode."
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else ifeq ($(Build_Mode), HW_PRERELEASE)
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@echo "The project has been built in pre-release hardware mode."
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else ifeq ($(Build_Mode), SIM_PRERELEASE)
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@echo "The project has been built in pre-release simulation mode."
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else
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@echo "The project has been built in release simulation mode."
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endif
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endif
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run: all
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ifneq ($(Build_Mode), HW_RELEASE)
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@$(CURDIR)/$(App_Name)
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@echo "RUN => $(App_Name) [$(SGX_MODE)|$(SGX_ARCH), OK]"
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endif
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######## App Objects ########
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App/Enclave_u.c: $(SGX_EDGER8R) Enclave/Enclave.edl
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@cd App && $(SGX_EDGER8R) --untrusted ../Enclave/Enclave.edl --search-path ../Enclave --search-path $(SGX_SDK)/include
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@echo "GEN => $@"
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App/Enclave_u.o: App/Enclave_u.c
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@$(CC) $(App_C_Flags) -c $< -o $@
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@echo "CC <= $<"
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App/%.o: App/%.c
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@$(CC) $(App_C_Flags) -c $< -o $@
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@echo "CC <= $<"
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$(App_Name): App/Enclave_u.o $(App_C_Objects)
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@$(CC) $^ -o $@ $(App_Link_Flags)
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@echo "LINK => $@"
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.config_$(Build_Mode)_$(SGX_ARCH):
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@rm -f .config_* $(App_Name) $(Enclave_Name) $(Signed_Enclave_Name) $(App_C_Objects) App/Enclave_u.* $(Enclave_C_Objects) Enclave/Enclave_t.*
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@touch .config_$(Build_Mode)_$(SGX_ARCH)
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######## Enclave Objects ########
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Enclave/Enclave_t.c: $(SGX_EDGER8R) Enclave/Enclave.edl
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@cd Enclave && $(SGX_EDGER8R) --trusted ../Enclave/Enclave.edl --search-path ../Enclave --search-path $(SGX_SDK)/include
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@echo "GEN => $@"
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Enclave/Enclave_t.o: Enclave/Enclave_t.c
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@$(CC) $(Enclave_C_Flags) -c $< -o $@
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@echo "CC <= $<"
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Enclave/%.o: Enclave/%.c
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@$(CC) $(Enclave_C_Flags) -c $< -o $@
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@echo "CC <= $<"
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$(Enclave_Name): Enclave/Enclave_t.o $(Enclave_C_Objects)
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@$(CC) $^ -o $@ $(Enclave_Link_Flags)
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@echo "LINK => $@"
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$(Signed_Enclave_Name): $(Enclave_Name)
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@$(SGX_ENCLAVE_SIGNER) sign -key Enclave/Enclave_private.pem -enclave $(Enclave_Name) -out $@ -config $(Enclave_Config_File)
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@echo "SIGN => $@"
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.PHONY: clean
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clean:
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@rm -f .config_* $(App_Name) $(Enclave_Name) $(Signed_Enclave_Name) $(App_C_Objects) App/Enclave_u.* $(Enclave_C_Objects) Enclave/Enclave_t.*
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