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FmpDevicePkg: Add FmpDependencyCheck library class and instances

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REF: https://bugzilla.tianocore.org/show_bug.cgi?id=2696

* This library class provides platform specific services to support
dependency check during updating firmware image. Platform can perform
dependency check in platform specific manner by implementing its own
FmpDependencyCheckLib.
* Add FmpDependencyCheck instance to provide a sample of dependency
check. The sample instance only checks the dependency from capsule
image. The dependency from other FMP instances isn't checked here.
* Add NULL instance as an option to skip the dependency check.

Cc: Michael D Kinney <michael.d.kinney@intel.com>
Cc: Liming Gao <liming.gao@intel.com>
Cc: Sean Brogan <sean.brogan@microsoft.com>
Signed-off-by: Wei6 Xu <wei6.xu@intel.com>
Reviewed-by: Sean Brogan <sean.brogan@microsoft.com>
Reviewed-by: Liming Gao <liming.gao@intel.com>
This commit is contained in:
Wei6 Xu
2020-05-12 13:27:34 +08:00
committed by mergify[bot]
parent ff306cfd6c
commit 6c4966423b
9 changed files with 374 additions and 0 deletions
Download Patch File Download Diff File Expand all files Collapse all files

4
FmpDevicePkg/FmpDevicePkg.dec
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@ -39,6 +39,10 @@
# expression evaluation.
FmpDependencyLib|Include/Library/FmpDependencyLib.h
## @libraryclass Provides platform specific services to support dependency
# check during update of firmware image.
FmpDependencyCheckLib|Include/Library/FmpDependencyCheckLib.h
[LibraryClasses.Common.Private]
## @libraryclass Provides services to retrieve values from a capsule's FMP
# Payload Header. The structure is not included in the

3
FmpDevicePkg/FmpDevicePkg.dsc
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@ -63,6 +63,7 @@
FmpPayloadHeaderLib|FmpDevicePkg/Library/FmpPayloadHeaderLibV1/FmpPayloadHeaderLibV1.inf
FmpDeviceLib|FmpDevicePkg/Library/FmpDeviceLibNull/FmpDeviceLibNull.inf
FmpDependencyLib|FmpDevicePkg/Library/FmpDependencyLib/FmpDependencyLib.inf
FmpDependencyCheckLib|FmpDevicePkg/Library/FmpDependencyCheckLibNull/FmpDependencyCheckLibNull.inf
TimerLib|MdePkg/Library/BaseTimerLibNullTemplate/BaseTimerLibNullTemplate.inf
[LibraryClasses.ARM, LibraryClasses.AARCH64]
@ -92,6 +93,8 @@
FmpDevicePkg/Library/FmpPayloadHeaderLibV1/FmpPayloadHeaderLibV1.inf
FmpDevicePkg/Library/FmpDeviceLibNull/FmpDeviceLibNull.inf
FmpDevicePkg/Library/FmpDependencyLib/FmpDependencyLib.inf
FmpDevicePkg/Library/FmpDependencyCheckLib/FmpDependencyCheckLib.inf
FmpDevicePkg/Library/FmpDependencyCheckLibNull/FmpDependencyCheckLibNull.inf
FmpDevicePkg/FmpDxe/FmpDxeLib.inf
#

38
FmpDevicePkg/Include/Library/FmpDependencyCheckLib.h Normal file
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@ -0,0 +1,38 @@
/** @file
Fmp Capsule Dependency check functions for Firmware Management Protocol based
firmware updates.
Copyright (c) 2020, Intel Corporation. All rights reserved.<BR>
SPDX-License-Identifier: BSD-2-Clause-Patent
**/
#ifndef __FMP_DEPENDENCY_CHECK_LIB__
#define __FMP_DEPENDENCY_CHECK_LIB__
#include <PiDxe.h>
#include <Protocol/FirmwareManagement.h>
/**
Check dependency for firmware update.
@param[in] ImageTypeId Image Type Id.
@param[in] Version New version.
@param[in] Dependencies Fmp dependency.
@param[in] DependenciesSize Size, in bytes, of the Fmp dependency.
@retval TRUE Dependencies are satisfied.
@retval FALSE Dependencies are unsatisfied or dependency check fails.
**/
BOOLEAN
EFIAPI
CheckFmpDependency (
IN EFI_GUID ImageTypeId,
IN UINT32 Version,
IN EFI_FIRMWARE_IMAGE_DEP *Dependencies, OPTIONAL
IN UINT32 DependenciesSize
);
#endif

196
FmpDevicePkg/Library/FmpDependencyCheckLib/FmpDependencyCheckLib.c Normal file
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@ -0,0 +1,196 @@
/** @file
Provides FMP capsule dependency check services when updating the firmware
image of a FMP device.
Copyright (c) 2020, Intel Corporation. All rights reserved.<BR>
SPDX-License-Identifier: BSD-2-Clause-Patent
**/
#include <PiDxe.h>
#include <Library/BaseLib.h>
#include <Library/BaseMemoryLib.h>
#include <Library/DebugLib.h>
#include <Library/FmpDependencyLib.h>
#include <Library/FmpDependencyCheckLib.h>
#include <Library/MemoryAllocationLib.h>
#include <Library/UefiLib.h>
#include <Library/UefiBootServicesTableLib.h>
/**
Check dependency for firmware update.
@param[in] ImageTypeId Image Type Id.
@param[in] Version New version.
@param[in] Dependencies Fmp dependency.
@param[in] DependenciesSize Size, in bytes, of the Fmp dependency.
@retval TRUE Dependencies are satisfied.
@retval FALSE Dependencies are unsatisfied or dependency check fails.
**/
BOOLEAN
EFIAPI
CheckFmpDependency (
IN EFI_GUID ImageTypeId,
IN UINT32 Version,
IN EFI_FIRMWARE_IMAGE_DEP *Dependencies, OPTIONAL
IN UINT32 DependenciesSize
)
{
EFI_STATUS Status;
EFI_HANDLE *HandleBuffer;
UINTN Index;
EFI_FIRMWARE_MANAGEMENT_PROTOCOL *Fmp;
UINTN ImageInfoSize;
UINT32 *DescriptorVer;
UINT8 FmpImageInfoCount;
UINTN *DescriptorSize;
UINT32 PackageVersion;
CHAR16 *PackageVersionName;
UINTN NumberOfFmpInstance;
EFI_FIRMWARE_IMAGE_DESCRIPTOR **FmpImageInfoBuf;
FMP_DEPEX_CHECK_VERSION_DATA *FmpVersions;
UINTN FmpVersionsCount;
BOOLEAN IsSatisfied;
FmpImageInfoBuf = NULL;
DescriptorVer = NULL;
DescriptorSize = NULL;
NumberOfFmpInstance = 0;
FmpVersions = NULL;
FmpVersionsCount = 0;
IsSatisfied = TRUE;
PackageVersionName = NULL;
//
// Get ImageDescriptors of all FMP instances, and archive them for dependency evaluation.
//
Status = gBS->LocateHandleBuffer (
ByProtocol,
&gEfiFirmwareManagementProtocolGuid,
NULL,
&NumberOfFmpInstance,
&HandleBuffer
);
if (EFI_ERROR (Status)) {
DEBUG ((DEBUG_ERROR, "CheckFmpDependency: Get Firmware Management Protocol failed. (%r)", Status));
goto cleanup;
}
FmpImageInfoBuf = AllocateZeroPool (sizeof(EFI_FIRMWARE_IMAGE_DESCRIPTOR *) * NumberOfFmpInstance);
if (FmpImageInfoBuf == NULL) {
IsSatisfied = FALSE;
goto cleanup;
}
DescriptorVer = AllocateZeroPool (sizeof(UINT32) * NumberOfFmpInstance);
if (DescriptorVer == NULL ) {
IsSatisfied = FALSE;
goto cleanup;
}
DescriptorSize = AllocateZeroPool (sizeof(UINTN) * NumberOfFmpInstance);
if (DescriptorSize == NULL ) {
IsSatisfied = FALSE;
goto cleanup;
}
FmpVersions = AllocateZeroPool (sizeof(FMP_DEPEX_CHECK_VERSION_DATA) * NumberOfFmpInstance);
if (FmpVersions == NULL) {
IsSatisfied = FALSE;
goto cleanup;
}
for (Index = 0; Index < NumberOfFmpInstance; Index ++) {
Status = gBS->HandleProtocol (
HandleBuffer[Index],
&gEfiFirmwareManagementProtocolGuid,
(VOID **) &Fmp
);
if (EFI_ERROR(Status)) {
continue;
}
ImageInfoSize = 0;
Status = Fmp->GetImageInfo (
Fmp,
&ImageInfoSize,
NULL,
NULL,
NULL,
NULL,
NULL,
NULL
);
if (Status != EFI_BUFFER_TOO_SMALL) {
continue;
}
FmpImageInfoBuf[Index] = AllocateZeroPool (ImageInfoSize);
if (FmpImageInfoBuf[Index] == NULL) {
continue;
}
Status = Fmp->GetImageInfo (
Fmp,
&ImageInfoSize, // ImageInfoSize
FmpImageInfoBuf[Index], // ImageInfo
&DescriptorVer[Index], // DescriptorVersion
&FmpImageInfoCount, // DescriptorCount
&DescriptorSize[Index], // DescriptorSize
&PackageVersion, // PackageVersion
&PackageVersionName // PackageVersionName
);
if (EFI_ERROR(Status)) {
FreePool (FmpImageInfoBuf[Index]);
FmpImageInfoBuf[Index] = NULL;
continue;
}
if (PackageVersionName != NULL) {
FreePool (PackageVersionName);
PackageVersionName = NULL;
}
CopyGuid (&FmpVersions[FmpVersionsCount].ImageTypeId, &FmpImageInfoBuf[Index]->ImageTypeId);
FmpVersions[FmpVersionsCount].Version = FmpImageInfoBuf[Index]->Version;
FmpVersionsCount ++;
}
//
// Evaluate firmware image's depex, against the version of other Fmp instances.
//
if (Dependencies != NULL) {
IsSatisfied = EvaluateDependency (Dependencies, DependenciesSize, FmpVersions, FmpVersionsCount);
}
if (!IsSatisfied) {
DEBUG ((DEBUG_ERROR, "CheckFmpDependency: %g\'s dependency is not satisfied!\n", ImageTypeId));
goto cleanup;
}
cleanup:
if (FmpImageInfoBuf != NULL) {
for (Index = 0; Index < NumberOfFmpInstance; Index ++) {
if (FmpImageInfoBuf[Index] != NULL) {
FreePool (FmpImageInfoBuf[Index]);
}
}
FreePool (FmpImageInfoBuf);
}
if (DescriptorVer != NULL) {
FreePool (DescriptorVer);
}
if (DescriptorSize != NULL) {
FreePool (DescriptorSize);
}
if (FmpVersions != NULL) {
FreePool (FmpVersions);
}
return IsSatisfied;
}

43
FmpDevicePkg/Library/FmpDependencyCheckLib/FmpDependencyCheckLib.inf Normal file
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@ -0,0 +1,43 @@
## @file
# Provides FMP capsule dependency check services when updating the firmware
# image of a FMP device.
#
# Copyright (c) 2020, Intel Corporation. All rights reserved.<BR>
#
# SPDX-License-Identifier: BSD-2-Clause-Patent
##
[Defines]
INF_VERSION = 0x00010005
BASE_NAME = FmpDependencyCheckLib
MODULE_UNI_FILE = FmpDependencyCheckLib.uni
FILE_GUID = 8296D425-3095-4CFE-88D8-B0A44DB174A8
MODULE_TYPE = DXE_DRIVER
VERSION_STRING = 1.0
LIBRARY_CLASS = FmpDependencyCheckLib|DXE_DRIVER UEFI_DRIVER UEFI_APPLICATION
#
# The following information is for reference only and not required by the build tools.
#
# VALID_ARCHITECTURES = IA32 X64 ARM AARCH64
#
[Sources]
FmpDependencyCheckLib.c
[Packages]
MdePkg/MdePkg.dec
MdeModulePkg/MdeModulePkg.dec
FmpDevicePkg/FmpDevicePkg.dec
[LibraryClasses]
BaseLib
BaseMemoryLib
DebugLib
FmpDependencyLib
MemoryAllocationLib
UefiLib
UefiBootServicesTableLib
[Protocols]
gEfiFirmwareManagementProtocolGuid ## CONSUMES

13
FmpDevicePkg/Library/FmpDependencyCheckLib/FmpDependencyCheckLib.uni Normal file
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@ -0,0 +1,13 @@
// /** @file
// Provides FMP capsule dependency check services when updating the firmware
// image of a FMP device.
//
// Copyright (c) 2020, Intel Corporation. All rights reserved.<BR>
//
// SPDX-License-Identifier: BSD-2-Clause-Patent
//
// **/
#string STR_MODULE_ABSTRACT #language en-US "FMP Dependency Check Lib"
#string STR_MODULE_DESCRIPTION #language en-US "Provides FMP capsule dependency check services when updating the firmware image of a FMP device."

34
FmpDevicePkg/Library/FmpDependencyCheckLibNull/FmpDependencyCheckLibNull.c Normal file
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@ -0,0 +1,34 @@
/** @file
Null instance of FmpDependencyCheckLib.
Copyright (c) 2020, Intel Corporation. All rights reserved.<BR>
SPDX-License-Identifier: BSD-2-Clause-Patent
**/
#include <PiDxe.h>
#include <Library/FmpDependencyCheckLib.h>
/**
Check dependency for firmware update.
@param[in] ImageTypeId Image Type Id.
@param[in] Version New version.
@param[in] Dependencies Fmp dependency.
@param[in] DependenciesSize Size, in bytes, of the Fmp dependency.
@retval TRUE Dependencies are satisfied.
@retval FALSE Dependencies are unsatisfied or dependency check fails.
**/
BOOLEAN
EFIAPI
CheckFmpDependency (
IN EFI_GUID ImageTypeId,
IN UINT32 Version,
IN EFI_FIRMWARE_IMAGE_DEP *Dependencies, OPTIONAL
IN UINT32 DependenciesSize
)
{
return TRUE;
}

30
FmpDevicePkg/Library/FmpDependencyCheckLibNull/FmpDependencyCheckLibNull.inf Normal file
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@ -0,0 +1,30 @@
## @file
# Null instance of FmpDependencyCheckLib as an option to skip the dependency
# check when updating the firmware image of a FMP device.
#
# Copyright (c) 2020, Intel Corporation. All rights reserved.<BR>
#
# SPDX-License-Identifier: BSD-2-Clause-Patent
##
[Defines]
INF_VERSION = 0x00010005
BASE_NAME = FmpDependencyCheckLibNull
MODULE_UNI_FILE = FmpDependencyCheckLibNull.uni
FILE_GUID = D63F3166-9CBC-4AC2-8F23-8818E42EA2BD
MODULE_TYPE = DXE_DRIVER
VERSION_STRING = 1.0
LIBRARY_CLASS = FmpDependencyCheckLib|DXE_DRIVER UEFI_DRIVER UEFI_APPLICATION
#
# The following information is for reference only and not required by the build tools.
#
# VALID_ARCHITECTURES = IA32 X64 ARM AARCH64
#
[Sources]
FmpDependencyCheckLibNull.c
[Packages]
MdePkg/MdePkg.dec
FmpDevicePkg/FmpDevicePkg.dec

13
FmpDevicePkg/Library/FmpDependencyCheckLibNull/FmpDependencyCheckLibNull.uni Normal file
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@ -0,0 +1,13 @@
// /** @file
// Null instance of FmpDependencyCheckLib as an option to skip the dependency
// check when updating the firmware image of a FMP device.
//
// Copyright (c) 2020, Intel Corporation. All rights reserved.<BR>
//
// SPDX-License-Identifier: BSD-2-Clause-Patent
//
// **/
#string STR_MODULE_ABSTRACT #language en-US "FMP Dependency Check Library NULL instance"
#string STR_MODULE_DESCRIPTION #language en-US "Null instance of FmpDependencyCheckLib as an option to skip the dependency check when updating the firmware image of a FMP device."