TpmMeasurementLib.h File Reference

Functions
EFI_STATUS EFIAPI	TpmMeasureAndLogData (IN UINT32 PcrIndex, IN UINT32 EventType, IN VOID *EventLog, IN UINT32 LogLen, IN VOID *HashData, IN UINT64 HashDataLen)

Detailed Description

This library is used by other modules to measure data to TPM.

Copyright (c) 2012, Intel Corporation. All rights reserved.
SPDX-License-Identifier: BSD-2-Clause-Patent

Function Documentation

EFI_STATUS EFIAPI TpmMeasureAndLogData	(	IN UINT32	PcrIndex,
		IN UINT32	EventType,
		IN VOID *	EventLog,
		IN UINT32	LogLen,
		IN VOID *	HashData,
		IN UINT64	HashDataLen
	)

Tpm measure and log data, and extend the measurement result into a specific PCR.

Parameters

[in]	PcrIndex	PCR Index.
[in]	EventType	Event type.
[in]	EventLog	Measurement event log.
[in]	LogLen	Event log length in bytes.
[in]	HashData	The start of the data buffer to be hashed, extended.
[in]	HashDataLen	The length, in bytes, of the buffer referenced by HashData

Return values

EFI_SUCCESS	Operation completed successfully.
EFI_UNSUPPORTED	TPM device not available.
EFI_OUT_OF_RESOURCES	Out of memory.
EFI_DEVICE_ERROR	The operation was unsuccessful.