add build script and SP build

SGX_Linux/build.sh

@@ -0,0 +1,10 @@
+#!/bin/sh
+
+if [ -z $1 ]; then
+    echo "Add path to wolfssl directory, i.e. ./build.sh ../../ "
+    exit 1
+fi
+
+make SGX_MODE=HW SGX_PRERELEASE=1 SGX_WOLFSSL_LIB=${1}IDE/LINUX-SGX/ WOLFSSL_ROOT=${1} SGX_DEBUG=0 HAVE_WOLFSSL_TEST=1 HAVE_WOLFSSL_BENCHMARK=1 HAVE_WOLFSSL_SP=1
+
+exit 0

SGX_Linux/sgx_t.mk

@@ -60,6 +60,11 @@ ifeq ($(HAVE_WOLFSSL_BENCHMARK), 1)
 	Wolfssl_C_Extra_Flags += -DHAVE_WOLFSSL_BENCHMARK
 endif
 
+ifeq ($(HAVE_WOLFSSL_SP), 1)
+    Wolfssl_C_Extra_Flags += -DWOLFSSL_HAVE_SP_RSA \
+                             -DWOLFSSL_HAVE_SP_DH  \
+                             -DWOLFSSL_HAVE_SP_ECC
+endif
 
 Flags_Just_For_C := -Wno-implicit-function-declaration -std=c11
 Common_C_Cpp_Flags := $(SGX_COMMON_CFLAGS) -nostdinc -fvisibility=hidden -fpie -fstack-protector $(Wolfssl_Enclave_Include_Paths)-fno-builtin -fno-builtin-printf -I.

SGX_Linux/sgx_u.mk

@@ -52,6 +52,11 @@ ifeq ($(HAVE_WOLFSSL_BENCHMARK), 1)
 	Wolfssl_C_Extra_Flags += -DHAVE_WOLFSSL_BENCHMARK
 endif
 
+ifeq ($(HAVE_WOLFSSL_SP), 1)
+    Wolfssl_C_Extra_Flags += -DWOLFSSL_HAVE_SP_RSA \
+                             -DWOLFSSL_HAVE_SP_DH  \
+                             -DWOLFSSL_HAVE_SP_ECC
+endif
 
 
 App_C_Files := $(UNTRUSTED_DIR)/App.c $(UNTRUSTED_DIR)/client-tls.c $(UNTRUSTED_DIR)/server-tls.c