EsrtImpl.c File Reference

#include "EsrtImpl.h"

Go to the source code of this file.

Functions
EFI_STATUS	GetEsrtEntry (IN EFI_GUID *FwClass, IN UINTN Attribute, OUT EFI_SYSTEM_RESOURCE_ENTRY *Entry)
EFI_STATUS	InsertEsrtEntry (IN EFI_SYSTEM_RESOURCE_ENTRY *Entry, UINTN Attribute)
EFI_STATUS	DeleteEsrtEntry (IN EFI_GUID *FwClass, IN UINTN Attribute)
EFI_STATUS	UpdateEsrtEntry (IN EFI_SYSTEM_RESOURCE_ENTRY *Entry, UINTN Attribute)
BOOLEAN	IsSystemFmp (IN EFI_FIRMWARE_IMAGE_DESCRIPTOR *FmpImageInfo)
VOID	SetEsrtEntryFromFmpInfo (IN OUT EFI_SYSTEM_RESOURCE_ENTRY *EsrtEntry, IN EFI_FIRMWARE_IMAGE_DESCRIPTOR *FmpImageInfo, IN UINT32 DescriptorVersion)

Detailed Description

Esrt management implementation.

Copyright (c) 2015 - 2018, Intel Corporation. All rights reserved.
SPDX-License-Identifier: BSD-2-Clause-Patent

Definition in file EsrtImpl.c.

Function Documentation

DeleteEsrtEntry()

EFI_STATUS DeleteEsrtEntry	(	IN EFI_GUID *	FwClass,
		IN UINTN	Attribute
	)

Delete ESRT Entry from ESRT repository.

Parameters

[in]	FwClass	FwClass of Esrt entry to delete
[in]	Attribute	Esrt from Esrt private protocol or FMP instance

Return values

EFI_SUCCESS	Insert all entries Successfully
EFI_NOT_FOUND	ESRT entry with FwClass doesn't exsit

Definition at line 209 of file EsrtImpl.c.

GetEsrtEntry()

EFI_STATUS GetEsrtEntry	(	IN EFI_GUID *	FwClass,
		IN UINTN	Attribute,
		OUT EFI_SYSTEM_RESOURCE_ENTRY *	Entry
	)

Find Esrt Entry stored in ESRT repository.

Parameters

[in]	FwClass	Firmware class guid in Esrt entry
[in]	Attribute	Esrt from Non FMP or FMP instance
[out]	Entry	Esrt entry returned

Return values

EFI_SUCCESS	Successfully find an Esrt entry
EF_NOT_FOUND	No Esrt entry found

Definition at line 23 of file EsrtImpl.c.

InsertEsrtEntry()

EFI_STATUS InsertEsrtEntry	(	IN EFI_SYSTEM_RESOURCE_ENTRY *	Entry,
		UINTN	Attribute
	)

Insert a new ESRT entry into ESRT Cache repository.

Parameters

[in]	Entry	Esrt entry to be set
[in]	Attribute	Esrt from Esrt private protocol or FMP instance

Return values

EFI_SUCCESS

Successfully set a variable.

Definition at line 92 of file EsrtImpl.c.

IsSystemFmp()

BOOLEAN IsSystemFmp

(

IN EFI_FIRMWARE_IMAGE_DESCRIPTOR *

FmpImageInfo

)

Return if this FMP is a system FMP or a device FMP, based upon FmpImageInfo.

Parameters

[in]

FmpImageInfo

A pointer to EFI_FIRMWARE_IMAGE_DESCRIPTOR

Returns

TRUE It is a system FMP.

FALSE It is a device FMP.

Definition at line 405 of file EsrtImpl.c.

SetEsrtEntryFromFmpInfo()

VOID SetEsrtEntryFromFmpInfo	(	IN OUT EFI_SYSTEM_RESOURCE_ENTRY *	EsrtEntry,
		IN EFI_FIRMWARE_IMAGE_DESCRIPTOR *	FmpImageInfo,
		IN UINT32	DescriptorVersion
	)

Init one ESRT entry according to input FmpImageInfo (V1, V2, V3) .

Parameters

[in,out]	EsrtEntry	Esrt entry to be Init
[in]	FmpImageInfo	FMP image info descriptor
[in]	DescriptorVersion	FMP Image info descriptor version

Definition at line 434 of file EsrtImpl.c.

UpdateEsrtEntry()

EFI_STATUS UpdateEsrtEntry	(	IN EFI_SYSTEM_RESOURCE_ENTRY *	Entry,
		UINTN	Attribute
	)

Update one ESRT entry in ESRT repository

Parameters

[in]	Entry	Esrt entry to be set
[in]	Attribute	Esrt from Non Esrt or FMP instance

Return values

EFI_SUCCESS	Successfully Update a variable.
EFI_NOT_FOUND	The Esrt enry doesn't exist

Definition at line 310 of file EsrtImpl.c.