audk/MdePkg/Include/Library/HstiLib.h

159 lines
6.3 KiB
C

/** @file
Provides services to create, get and update HSTI table in AIP protocol.
Copyright (c) 2015, 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 __HSTI_LIB_H__
#define __HSTI_LIB_H__
/**
Publish HSTI table in AIP protocol.
One system should have only one PLATFORM_SECURITY_ROLE_PLATFORM_REFERENCE.
If the Role is NOT PLATFORM_SECURITY_ROLE_PLATFORM_REFERENCE,
SecurityFeaturesRequired field will be ignored.
@param Hsti HSTI data
@param HstiSize HSTI size
@retval EFI_SUCCESS The HSTI data is published in AIP protocol.
@retval EFI_ALREADY_STARTED There is already HSTI table with Role and ImplementationID published in system.
@retval EFI_VOLUME_CORRUPTED The input HSTI data does not follow HSTI specification.
@retval EFI_OUT_OF_RESOURCES There is not enough system resource to publish HSTI data in AIP protocol.
**/
EFI_STATUS
EFIAPI
HstiLibSetTable (
IN VOID *Hsti,
IN UINTN HstiSize
);
/**
Search HSTI table in AIP protocol, and return the data.
This API will return the HSTI table with indicated Role and ImplementationID,
NULL ImplementationID means to find the first HSTI table with indicated Role.
@param Role Role of HSTI data.
@param ImplementationID ImplementationID of HSTI data.
NULL means find the first one match Role.
@param Hsti HSTI data. This buffer is allocated by callee, and it
is the responsibility of the caller to free it after
using it.
@param HstiSize HSTI size
@retval EFI_SUCCESS The HSTI data in AIP protocol is returned.
@retval EFI_NOT_FOUND There is not HSTI table with the Role and ImplementationID published in system.
**/
EFI_STATUS
EFIAPI
HstiLibGetTable (
IN UINT32 Role,
IN CHAR16 *ImplementationID OPTIONAL,
OUT VOID **Hsti,
OUT UINTN *HstiSize
);
/**
Set FeaturesVerified in published HSTI table.
This API will update the HSTI table with indicated Role and ImplementationID,
NULL ImplementationID means to find the first HSTI table with indicated Role.
@param Role Role of HSTI data.
@param ImplementationID ImplementationID of HSTI data.
NULL means find the first one match Role.
@param ByteIndex Byte index of FeaturesVerified of HSTI data.
@param BitMask Bit mask of FeaturesVerified of HSTI data.
@retval EFI_SUCCESS The FeaturesVerified of HSTI data updated in AIP protocol.
@retval EFI_NOT_STARTED There is not HSTI table with the Role and ImplementationID published in system.
@retval EFI_UNSUPPORTED The ByteIndex is invalid.
**/
EFI_STATUS
EFIAPI
HstiLibSetFeaturesVerified (
IN UINT32 Role,
IN CHAR16 *ImplementationID, OPTIONAL
IN UINT32 ByteIndex,
IN UINT8 BitMask
);
/**
Clear FeaturesVerified in published HSTI table.
This API will update the HSTI table with indicated Role and ImplementationID,
NULL ImplementationID means to find the first HSTI table with indicated Role.
@param Role Role of HSTI data.
@param ImplementationID ImplementationID of HSTI data.
NULL means find the first one match Role.
@param ByteIndex Byte index of FeaturesVerified of HSTI data.
@param BitMask Bit mask of FeaturesVerified of HSTI data.
@retval EFI_SUCCESS The FeaturesVerified of HSTI data updated in AIP protocol.
@retval EFI_NOT_STARTED There is not HSTI table with the Role and ImplementationID published in system.
@retval EFI_UNSUPPORTED The ByteIndex is invalid.
**/
EFI_STATUS
EFIAPI
HstiLibClearFeaturesVerified (
IN UINT32 Role,
IN CHAR16 *ImplementationID, OPTIONAL
IN UINT32 ByteIndex,
IN UINT8 BitMask
);
/**
Append ErrorString in published HSTI table.
This API will update the HSTI table with indicated Role and ImplementationID,
NULL ImplementationID means to find the first HSTI table with indicated Role.
@param Role Role of HSTI data.
@param ImplementationID ImplementationID of HSTI data.
NULL means find the first one match Role.
@param ErrorString ErrorString of HSTI data.
@retval EFI_SUCCESS The ErrorString of HSTI data is updated in AIP protocol.
@retval EFI_NOT_STARTED There is not HSTI table with the Role and ImplementationID published in system.
@retval EFI_OUT_OF_RESOURCES There is not enough system resource to update ErrorString.
**/
EFI_STATUS
EFIAPI
HstiLibAppendErrorString (
IN UINT32 Role,
IN CHAR16 *ImplementationID, OPTIONAL
IN CHAR16 *ErrorString
);
/**
Set a new ErrorString in published HSTI table.
This API will update the HSTI table with indicated Role and ImplementationID,
NULL ImplementationID means to find the first HSTI table with indicated Role.
@param Role Role of HSTI data.
@param ImplementationID ImplementationID of HSTI data.
NULL means find the first one match Role.
@param ErrorString ErrorString of HSTI data.
@retval EFI_SUCCESS The ErrorString of HSTI data is updated in AIP protocol.
@retval EFI_NOT_STARTED There is not HSTI table with the Role and ImplementationID published in system.
@retval EFI_OUT_OF_RESOURCES There is not enough system resource to update ErrorString.
**/
EFI_STATUS
EFIAPI
HstiLibSetErrorString (
IN UINT32 Role,
IN CHAR16 *ImplementationID, OPTIONAL
IN CHAR16 *ErrorString
);
#endif