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/********************************************************************************/
/* */
/* LibTPM interface functions */
/* Written by Stefan Berger */
/* IBM Thomas J. Watson Research Center */
/* $Id: tpm_library.h 4623 2011-09-28 15:15:09Z kgoldman $ */
/* */
/* (c) Copyright IBM Corporation 2010. */
/* */
/* 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 names of the IBM 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 */
/* HOLDER 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. */
/********************************************************************************/
#ifndef TPM_LIBRARY_H
#define TPM_LIBRARY_H
#include <stdint.h>
#include <sys/types.h>
#include "tpm_types.h"
#ifdef __cplusplus
extern "C" {
#endif
#define TPM_LIBRARY_VER_MAJOR @LIBTPMS_VER_MAJOR@
#define TPM_LIBRARY_VER_MINOR @LIBTPMS_VER_MINOR@
#define TPM_LIBRARY_VER_MICRO @LIBTPMS_VER_MICRO@
#define TPM_LIBRARY_VERSION_GEN(MAJ, MIN, MICRO) \
(( MAJ << 16 ) | ( MIN << 8 ) | ( MICRO ))
#define TPM_LIBRARY_VERSION \
TPM_LIBRARY_VERSION_GEN(TPM_LIBRARY_VER_MAJOR, \
TPM_LIBRARY_VER_MINOR, \
TPM_LIBRARY_VER_MICRO)
uint32_t TPMLIB_GetVersion(void);
/* TPM implementation version to choose */
typedef enum TPMLIB_TPMVersion {
TPMLIB_TPM_VERSION_1_2,
TPMLIB_TPM_VERSION_2,
} TPMLIB_TPMVersion;
TPM_RESULT TPMLIB_ChooseTPMVersion(TPMLIB_TPMVersion ver);
TPM_RESULT TPMLIB_MainInit(void);
void TPMLIB_Terminate(void);
TPM_RESULT TPMLIB_Process(unsigned char **respbuffer, uint32_t *resp_size,
uint32_t *respbufsize,
unsigned char *command, uint32_t command_size);
TPM_RESULT TPMLIB_VolatileAll_Store(unsigned char **buffer, uint32_t *buflen);
TPM_RESULT TPMLIB_CancelCommand(void);
enum TPMLIB_TPMProperty {
TPMPROP_TPM_RSA_KEY_LENGTH_MAX = 1,
TPMPROP_TPM_BUFFER_MAX,
TPMPROP_TPM_KEY_HANDLES,
TPMPROP_TPM_OWNER_EVICT_KEY_HANDLES,
TPMPROP_TPM_MIN_AUTH_SESSIONS,
TPMPROP_TPM_MIN_TRANS_SESSIONS,
TPMPROP_TPM_MIN_DAA_SESSIONS,
TPMPROP_TPM_MIN_SESSION_LIST,
TPMPROP_TPM_MIN_COUNTERS,
TPMPROP_TPM_NUM_FAMILY_TABLE_ENTRY_MIN,
TPMPROP_TPM_NUM_DELEGATE_TABLE_ENTRY_MIN,
TPMPROP_TPM_SPACE_SAFETY_MARGIN,
TPMPROP_TPM_MAX_NV_SPACE,
TPMPROP_TPM_MAX_SAVESTATE_SPACE,
TPMPROP_TPM_MAX_VOLATILESTATE_SPACE,
};
TPM_RESULT TPMLIB_GetTPMProperty(enum TPMLIB_TPMProperty prop, int *result);
enum TPMLIB_InfoFlags {
TPMLIB_INFO_TPMSPECIFICATION = 1,
TPMLIB_INFO_TPMATTRIBUTES = 2,
TPMLIB_INFO_TPMFEATURES = 4,
};
char *TPMLIB_GetInfo(enum TPMLIB_InfoFlags flags);
struct libtpms_callbacks {
int sizeOfStruct;
TPM_RESULT (*tpm_nvram_init)(void);
TPM_RESULT (*tpm_nvram_loaddata)(unsigned char **data,
uint32_t *length,
uint32_t tpm_number,
const char *name);
TPM_RESULT (*tpm_nvram_storedata)(const unsigned char *data,
uint32_t length,
uint32_t tpm_number,
const char *name);
TPM_RESULT (*tpm_nvram_deletename)(uint32_t tpm_number,
const char *name,
TPM_BOOL mustExist);
TPM_RESULT (*tpm_io_init)(void);
TPM_RESULT (*tpm_io_getlocality)(TPM_MODIFIER_INDICATOR *localityModifer,
uint32_t tpm_number);
TPM_RESULT (*tpm_io_getphysicalpresence)(TPM_BOOL *physicalPresence,
uint32_t tpm_number);
};
TPM_RESULT TPMLIB_RegisterCallbacks(struct libtpms_callbacks *);
enum TPMLIB_BlobType {
TPMLIB_BLOB_TYPE_INITSTATE,
TPMLIB_BLOB_TYPE_LAST,
};
#define TPMLIB_INITSTATE_START_TAG "-----BEGIN INITSTATE-----"
#define TPMLIB_INITSTATE_END_TAG "-----END INITSTATE-----"
TPM_RESULT TPMLIB_DecodeBlob(const char *data, enum TPMLIB_BlobType type,
unsigned char **result, size_t *result_len);
void TPMLIB_SetDebugFD(int fd);
void TPMLIB_SetDebugLevel(unsigned int level);
TPM_RESULT TPMLIB_SetDebugPrefix(const char *prefix);
uint32_t TPMLIB_SetBufferSize(uint32_t wanted_size,
uint32_t *min_size,
uint32_t *max_size);
enum TPMLIB_StateType {
TPMLIB_STATE_PERMANENT = (1 << 0),
TPMLIB_STATE_VOLATILE = (1 << 1),
TPMLIB_STATE_SAVE_STATE = (1 << 2),
};
TPM_RESULT TPMLIB_ValidateState(enum TPMLIB_StateType st,
unsigned int flags);
TPM_RESULT TPMLIB_SetState(enum TPMLIB_StateType st,
const unsigned char *buffer, uint32_t buflen);
TPM_RESULT TPMLIB_GetState(enum TPMLIB_StateType st,
unsigned char **buffer, uint32_t *buflen);
#ifdef __cplusplus
}
#endif
#endif /* TPM_LIBRARY_H */
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