diff options
Diffstat (limited to 'src/include/tpm_lite/tlcl.h')
| -rw-r--r-- | src/include/tpm_lite/tlcl.h | 116 |
1 files changed, 22 insertions, 94 deletions
diff --git a/src/include/tpm_lite/tlcl.h b/src/include/tpm_lite/tlcl.h index 5373120066..77245922c9 100644 --- a/src/include/tpm_lite/tlcl.h +++ b/src/include/tpm_lite/tlcl.h @@ -21,45 +21,27 @@ /** * Call this first. Returns 0 if success, nonzero if error. */ -uint32_t TlclLibInit(void); - -/** - * Call this on shutdown. Returns 0 if success, nonzero if error. - */ -uint32_t TlclLibClose(void); - -/* Low-level operations */ +uint32_t tlcl_lib_init(void); /** * Perform a raw TPM request/response transaction. */ -uint32_t TlclSendReceive(const uint8_t *request, uint8_t *response, +uint32_t tlcl_send_receive(const uint8_t *request, uint8_t *response, int max_length); -/** - * Return the size of a TPM request or response packet. - */ -int TlclPacketSize(const uint8_t *packet); - /* Commands */ /** * Send a TPM_Startup(ST_CLEAR). The TPM error code is returned (0 for * success). */ -uint32_t TlclStartup(void); - -/** - * Save the TPM state. Normally done by the kernel before a suspend, included - * here for tests. The TPM error code is returned (0 for success). - */ -uint32_t TlclSaveState(void); +uint32_t tlcl_startup(void); /** * Resume by sending a TPM_Startup(ST_STATE). The TPM error code is returned * (0 for success). */ -uint32_t TlclResume(void); +uint32_t tlcl_resume(void); /** * Run the self test. @@ -67,143 +49,89 @@ uint32_t TlclResume(void); * Note---this is synchronous. To run this in parallel with other firmware, * use ContinueSelfTest(). The TPM error code is returned. */ -uint32_t TlclSelfTestFull(void); +uint32_t tlcl_self_test_full(void); /** * Run the self test in the background. */ -uint32_t TlclContinueSelfTest(void); +uint32_t tlcl_continue_self_test(void); /** * Define a space with permission [perm]. [index] is the index for the space, * [size] the usable data size. The TPM error code is returned. */ -uint32_t TlclDefineSpace(uint32_t index, uint32_t perm, uint32_t size); +uint32_t tlcl_define_space(uint32_t index, uint32_t perm, uint32_t size); /** * Write [length] bytes of [data] to space at [index]. The TPM error code is * returned. */ -uint32_t TlclWrite(uint32_t index, const void *data, uint32_t length); +uint32_t tlcl_write(uint32_t index, const void *data, uint32_t length); /** * Read [length] bytes from space at [index] into [data]. The TPM error code * is returned. */ -uint32_t TlclRead(uint32_t index, void *data, uint32_t length); - -/** - * Read PCR at [index] into [data]. [length] must be TPM_PCR_DIGEST or - * larger. The TPM error code is returned. - */ -uint32_t TlclPCRRead(uint32_t index, void *data, uint32_t length); - -/** - * Write-lock space at [index]. The TPM error code is returned. - */ -uint32_t TlclWriteLock(uint32_t index); - -/** - * Read-lock space at [index]. The TPM error code is returned. - */ -uint32_t TlclReadLock(uint32_t index); +uint32_t tlcl_read(uint32_t index, void *data, uint32_t length); /** * Assert physical presence in software. The TPM error code is returned. */ -uint32_t TlclAssertPhysicalPresence(void); +uint32_t tlcl_assert_physical_presence(void); /** * Enable the physical presence command. The TPM error code is returned. */ -uint32_t TlclPhysicalPresenceCMDEnable(void); +uint32_t tlcl_physical_presence_cmd_enable(void); /** * Finalize the physical presence settings: sofware PP is enabled, hardware PP * is disabled, and the lifetime lock is set. The TPM error code is returned. */ -uint32_t TlclFinalizePhysicalPresence(void); - -uint32_t TlclAssertPhysicalPresenceResult(void); - -/** - * Turn off physical presence and locks it off until next reboot. The TPM - * error code is returned. - */ -uint32_t TlclLockPhysicalPresence(void); +uint32_t tlcl_finalize_physical_presence(void); /** * Set the nvLocked bit. The TPM error code is returned. */ -uint32_t TlclSetNvLocked(void); - -/** - * Return 1 if the TPM is owned, 0 otherwise. - */ -int TlclIsOwned(void); +uint32_t tlcl_set_nv_locked(void); /** * Issue a ForceClear. The TPM error code is returned. */ -uint32_t TlclForceClear(void); +uint32_t tlcl_force_clear(void); /** * Issue a PhysicalEnable. The TPM error code is returned. */ -uint32_t TlclSetEnable(void); - -/** - * Issue a PhysicalDisable. The TPM error code is returned. - */ -uint32_t TlclClearEnable(void); +uint32_t tlcl_set_enable(void); /** * Issue a SetDeactivated. Pass 0 to activate. Returns result code. */ -uint32_t TlclSetDeactivated(uint8_t flag); +uint32_t tlcl_set_deactivated(uint8_t flag); /** * Get flags of interest. Pointers for flags you aren't interested in may * be NULL. The TPM error code is returned. */ -uint32_t TlclGetFlags(uint8_t *disable, uint8_t *deactivated, - uint8_t *nvlocked); +uint32_t tlcl_get_flags(uint8_t *disable, uint8_t *deactivated, + uint8_t *nvlocked); /** * Set the bGlobalLock flag, which only a reboot can clear. The TPM error * code is returned. */ -uint32_t TlclSetGlobalLock(void); +uint32_t tlcl_set_global_lock(void); /** * Perform a TPM_Extend. */ -uint32_t TlclExtend(int pcr_num, const uint8_t *in_digest, uint8_t *out_digest); - -/** - * Get the permission bits for the NVRAM space with |index|. - */ -uint32_t TlclGetPermissions(uint32_t index, uint32_t *permissions); +uint32_t tlcl_extend(int pcr_num, const uint8_t *in_digest, + uint8_t *out_digest); /** * Get the entire set of permanent flags. */ -uint32_t TlclGetPermanentFlags(TPM_PERMANENT_FLAGS *pflags); - -/** - * Get the entire set of volatile (ST_CLEAR) flags. - */ -uint32_t TlclGetSTClearFlags(TPM_STCLEAR_FLAGS *pflags); - -/** - * Get the ownership flag. The TPM error code is returned. - */ -uint32_t TlclGetOwnership(uint8_t *owned); - -/** - * Request [length] bytes from TPM RNG to be stored in [data]. Actual number of - * bytes read is stored in [size]. The TPM error code is returned. - */ -uint32_t TlclGetRandom(uint8_t *data, uint32_t length, uint32_t *size); +uint32_t tlcl_get_permanent_flags(TPM_PERMANENT_FLAGS *pflags); #endif /* TPM_LITE_TLCL_H_ */ |