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/*
* Copyright (C) 2016 Andreas Steffen
* HSR Hochschule fuer Technik Rapperswil
*
* This program is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License as published by the
* Free Software Foundation; either version 2 of the License, or (at your
* option) any later version. See <http://www.fsf.org/copyleft/gpl.txt>.
*
* This program 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 General Public License
* for more details.
*/
/**
* @defgroup tpm_tss tpm_tss
* @{ @ingroup libtpmtss
*/
#ifndef TPM_TSS_H_
#define TPM_TSS_H_
#include <library.h>
typedef enum tpm_version_t tpm_version_t;
typedef struct tpm_tss_t tpm_tss_t;
/**
* TPM Versions
*/
enum tpm_version_t {
TPM_VERSION_ANY,
TPM_VERSION_1_2,
TPM_VERSION_2_0,
};
/**
* TPM access via TSS public interface
*/
struct tpm_tss_t {
/**
* Get TPM version supported by TSS
*
* @return TPM version
*/
tpm_version_t (*get_version)(tpm_tss_t *this);
/**
* Get TPM version info (TPM 1.2 only)
*
* @return TPM version info struct
*/
chunk_t (*get_version_info)(tpm_tss_t *this);
/**
* Generate AIK key pair bound to TPM (TPM 1.2 only)
*
* @param ca_modulus RSA modulus of CA public key
* @param aik_blob AIK private key blob
* @param aik_pubkey AIK public key
* @return TRUE if AIK key generation succeeded
*/
bool (*generate_aik)(tpm_tss_t *this, chunk_t ca_modulus,
chunk_t *aik_blob, chunk_t *aik_pubkey,
chunk_t *identity_req);
/**
* Get public key from TPM using its object handle (TPM 2.0 only)
*
* @param handle key object handle
* @return public key in PKCS#1 format
*/
chunk_t (*get_public)(tpm_tss_t *this, uint32_t handle);
/**
* Destroy a tpm_tss_t.
*/
void (*destroy)(tpm_tss_t *this);
};
/**
* Create a tpm_tss instance.
*
* @param version TPM version that must be supported by TSS
*/
tpm_tss_t *tpm_tss_probe(tpm_version_t version);
#endif /** TPM_TSS_H_ @}*/
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