diff options
Diffstat (limited to 'include/libtpms/tpm_library.h')
| -rw-r--r-- | include/libtpms/tpm_library.h | 173 |
1 files changed, 173 insertions, 0 deletions
diff --git a/include/libtpms/tpm_library.h b/include/libtpms/tpm_library.h new file mode 100644 index 0000000..df7079d --- /dev/null +++ b/include/libtpms/tpm_library.h @@ -0,0 +1,173 @@ +/********************************************************************************/ +/* */ +/* 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 0 +#define TPM_LIBRARY_VER_MINOR 9 +#define TPM_LIBRARY_VER_MICRO 2 + +#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 */ |