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/*
* TPM utility functions
*
* Copyright (c) 2010 - 2015 IBM Corporation
* Authors:
* Stefan Berger <stefanb@us.ibm.com>
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, see <http://www.gnu.org/licenses/>
*/
#ifndef TPM_TPM_UTIL_H
#define TPM_TPM_UTIL_H
#include "sysemu/tpm.h"
#include "qemu/bswap.h"
void tpm_util_write_fatal_error_response(uint8_t *out, uint32_t out_len);
bool tpm_util_is_selftest(const uint8_t *in, uint32_t in_len);
int tpm_util_test_tpmdev(int tpm_fd, TPMVersion *tpm_version);
static inline uint32_t tpm_cmd_get_size(const void *b)
{
return be32_to_cpu(*(const uint32_t *)(b + 2));
}
int tpm_util_get_buffer_size(int tpm_fd, TPMVersion tpm_version,
size_t *buffersize);
#endif /* TPM_TPM_UTIL_H */
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