mirror of https://github.com/acidanthera/audk.git
100 lines
3.2 KiB
C
100 lines
3.2 KiB
C
/** @file
|
|
Definitions and function prototypes used by TPM DXE driver.
|
|
|
|
Copyright (c) 2005 - 2010, Intel Corporation. All rights reserved.<BR>
|
|
This program and the accompanying materials
|
|
are licensed and made available under the terms and conditions of the BSD License
|
|
which accompanies this distribution. The full text of the license may be found at
|
|
http://opensource.org/licenses/bsd-license.php
|
|
|
|
THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
|
|
WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
|
|
|
|
**/
|
|
|
|
#ifndef _TPM_COMM_H_
|
|
#define _TPM_COMM_H_
|
|
|
|
/**
|
|
Add a new entry to the Event Log.
|
|
|
|
@param[in, out] EventLogPtr Pointer to the Event Log data.
|
|
@param[in, out] LogSize Size of the Event Log.
|
|
@param[in] MaxSize Maximum size of the Event Log.
|
|
@param[in] NewEventHdr Pointer to a TCG_PCR_EVENT_HDR data structure.
|
|
@param[in] NewEventData Pointer to the new event data.
|
|
|
|
@retval EFI_SUCCESS The new event log entry was added.
|
|
@retval EFI_OUT_OF_RESOURCES No enough memory to log the new event.
|
|
|
|
**/
|
|
EFI_STATUS
|
|
TpmCommLogEvent (
|
|
IN OUT UINT8 **EventLogPtr,
|
|
IN OUT UINTN *LogSize,
|
|
IN UINTN MaxSize,
|
|
IN TCG_PCR_EVENT_HDR *NewEventHdr,
|
|
IN UINT8 *NewEventData
|
|
);
|
|
|
|
/**
|
|
Extend a TPM PCR.
|
|
|
|
@param[in] TpmHandle TPM handle.
|
|
@param[in] DigestToExtend The 160 bit value representing the event to be recorded.
|
|
@param[in] PcrIndex The PCR to be updated.
|
|
@param[out] NewPcrValue New PCR value after extend.
|
|
|
|
@retval EFI_SUCCESS Operation completed successfully.
|
|
@retval EFI_DEVICE_ERROR The command was unsuccessful.
|
|
|
|
**/
|
|
EFI_STATUS
|
|
TpmCommExtend (
|
|
IN TIS_TPM_HANDLE TpmHandle,
|
|
IN TPM_DIGEST *DigestToExtend,
|
|
IN TPM_PCRINDEX PcrIndex,
|
|
OUT TPM_DIGEST *NewPcrValue
|
|
);
|
|
|
|
/**
|
|
Get TPM capability flags.
|
|
|
|
@param[in] TpmHandle TPM handle.
|
|
@param[in] FlagSubcap Flag subcap.
|
|
@param[out] FlagBuffer Pointer to the buffer for returned flag structure.
|
|
@param[in] FlagSize Size of the buffer.
|
|
|
|
@retval EFI_SUCCESS Operation completed successfully.
|
|
@retval EFI_DEVICE_ERROR The command was unsuccessful.
|
|
|
|
**/
|
|
EFI_STATUS
|
|
TpmCommGetFlags (
|
|
IN TIS_TPM_HANDLE TpmHandle,
|
|
IN UINT32 FlagSubcap,
|
|
OUT VOID *Buffer,
|
|
IN UINTN Size
|
|
);
|
|
|
|
/**
|
|
Send formatted command to TPM for execution and return formatted data from response.
|
|
|
|
@param[in] TisReg TPM Handle.
|
|
@param[in] Fmt Format control string.
|
|
@param[in] ... The variable argument list.
|
|
|
|
@retval EFI_SUCCESS Operation completed successfully.
|
|
@retval EFI_TIMEOUT The register can't run into the expected status in time.
|
|
|
|
**/
|
|
EFI_STATUS
|
|
EFIAPI
|
|
TisPcExecute (
|
|
IN TIS_TPM_HANDLE TisReg,
|
|
IN CONST CHAR8 *Fmt,
|
|
...
|
|
);
|
|
|
|
#endif // _TPM_COMM_H_
|