linux-sgx-trts-modified/download_prebuilt.sh

#!/usr/bin/env bash
#
# Copyright (C) 2011-2018 Intel Corporation. All rights reserved.
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top_dir=`dirname $0`
out_dir=$top_dir
optlib_name=optimized_libs-2.1.1.tar
ae_file_name=prebuilt-ae-2.1.1.tar
server_url_path=https://download.01.org/intel-sgx/linux-2.1.1/
server_optlib_url=$server_url_path/$optlib_name
server_ae_url=$server_url_path/$ae_file_name
optlib_sha256=239cae39f87934d56c4eb919a4702c6ac82c19957b9a8d56c02b10eb4e27f573
ae_sha256=f95589a69a8a8767815fe3bccf32bac5c9709022f9f32ae1a726b1da7955200b
rm -rf $out_dir/$optlib_name
wget $server_optlib_url -P $out_dir 
if [ $? -ne 0 ]; then
    echo "Fail to download file $server_optlib_url"
    exit -1
fi
sha256sum $out_dir/$optlib_name > check_sum.txt
grep $optlib_sha256 check_sum.txt
if [ $? -ne 0 ]; then 
    echo "File $server_optlib_url checksum failure"
    exit -1
fi
rm -rf $out_dir/$ae_file_name
wget $server_ae_url -P $out_dir
if [ $? -ne 0 ]; then
    echo "Fail to download file $server_ae_url"
    exit -1
fi
sha256sum $out_dir/$ae_file_name > check_sum.txt
grep $ae_sha256 check_sum.txt
if [ $? -ne 0 ]; then
    echo "File $server_ae_url checksum failure"
    exit -1
fi

pushd $out_dir;tar -xf $optlib_name;tar -xf $ae_file_name;rm -f $optlib_name;rm -f $ae_file_name;popd