mirror of
https://github.com/corda/corda.git
synced 2025-01-03 19:54:13 +00:00
9441de4c38
This release is used in conjunction with the linux-sgx-driver Intial release: https://github.com/01org/linux-sgx-driver commit-id: 0e865ce5e6b297a787bcdc12d98bada8174be6d7 Intel-id: 33399 Signed-off-by: Angie Chinchilla <angie.v.chinchilla@intel.com>
93 lines
2.9 KiB
C++
93 lines
2.9 KiB
C++
/*
|
|
* Copyright (C) 2011-2016 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.
|
|
*
|
|
*/
|
|
|
|
|
|
#include "arch.h"
|
|
#include "launch_checker.h"
|
|
#include "se_vendor.h"
|
|
#include "prd_css_util.h"
|
|
#include "se_memcpy.h"
|
|
|
|
#include <stdio.h>
|
|
#include <string.h>
|
|
#include <assert.h>
|
|
|
|
|
|
|
|
extern "C" int read_prd_css(const prd_css_path_t prd_css_path, enclave_css_t *css)
|
|
{
|
|
assert(css != NULL);
|
|
|
|
enclave_css_t prd_css;
|
|
memset(&prd_css, 0, sizeof(enclave_css_t));
|
|
|
|
FILE * fp = NULL;
|
|
fp = fopen(prd_css_path, "rb");
|
|
if(fp == NULL)
|
|
return SGX_ERROR_INVALID_PARAMETER;
|
|
|
|
|
|
fseek(fp, 0L, SEEK_END);
|
|
if(ftell(fp) != sizeof(enclave_css_t))
|
|
{
|
|
fclose(fp);
|
|
return SGX_ERROR_INVALID_PARAMETER;
|
|
}
|
|
fseek(fp, 0L, SEEK_SET);
|
|
if(fread(&prd_css, 1, sizeof(enclave_css_t), fp) != sizeof(enclave_css_t))
|
|
{
|
|
fclose(fp);
|
|
return SGX_ERROR_INVALID_PARAMETER;
|
|
}
|
|
fclose(fp);
|
|
|
|
memcpy_s(css, sizeof(enclave_css_t), &prd_css, sizeof(prd_css));
|
|
return SGX_SUCCESS;
|
|
}
|
|
|
|
extern "C" bool is_le(SGXLaunchToken *lc, const enclave_css_t *const css)
|
|
{
|
|
assert(NULL != css && NULL != lc);
|
|
sgx_launch_token_t token;
|
|
|
|
lc->get_launch_token(&token);
|
|
|
|
token_t *launch = reinterpret_cast<token_t *>(token);
|
|
|
|
if(INTEL_VENDOR_ID == css->header.module_vendor
|
|
&& LE_PROD_ID == css->body.isv_prod_id
|
|
&& 0 != css->header.hw_version
|
|
&& 0 == launch->body.valid)
|
|
return true;
|
|
|
|
return false;
|
|
}
|