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audk/MdeModulePkg/Application/CapsuleApp/CapsuleDump.c

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/** @file
Dump Capsule image information.
Copyright (c) 2016 - 2019, 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.
**/
#include <PiDxe.h>
#include <Library/BaseLib.h>
#include <Library/DebugLib.h>
#include <Library/BaseMemoryLib.h>
#include <Library/MemoryAllocationLib.h>
#include <Library/UefiBootServicesTableLib.h>
#include <Library/UefiRuntimeServicesTableLib.h>
#include <Library/UefiLib.h>
#include <Library/PrintLib.h>
#include <Library/FileHandleLib.h>
#include <Library/SortLib.h>
#include <Library/UefiBootManagerLib.h>
#include <Library/DevicePathLib.h>
#include <Protocol/FirmwareManagement.h>
#include <Protocol/SimpleFileSystem.h>
#include <Protocol/Shell.h>
#include <Guid/ImageAuthentication.h>
#include <Guid/CapsuleReport.h>
#include <Guid/SystemResourceTable.h>
#include <Guid/FmpCapsule.h>
#include <Guid/CapsuleVendor.h>
#include <IndustryStandard/WindowsUxCapsule.h>
//
// (20 * (6+5+2))+1) unicode characters from EFI FAT spec (doubled for bytes)
//
#define MAX_FILE_NAME_SIZE 522
#define MAX_FILE_NAME_LEN (MAX_FILE_NAME_SIZE / sizeof(CHAR16))
/**
Read a file.
@param[in] FileName The file to be read.
@param[out] BufferSize The file buffer size
@param[out] Buffer The file buffer
@retval EFI_SUCCESS Read file successfully
@retval EFI_NOT_FOUND File not found
**/
EFI_STATUS
ReadFileToBuffer (
IN CHAR16 *FileName,
OUT UINTN *BufferSize,
OUT VOID **Buffer
);
/**
Write a file.
@param[in] FileName The file to be written.
@param[in] BufferSize The file buffer size
@param[in] Buffer The file buffer
@retval EFI_SUCCESS Write file successfully
**/
EFI_STATUS
WriteFileFromBuffer (
IN CHAR16 *FileName,
IN UINTN BufferSize,
IN VOID *Buffer
);
/**
Get shell protocol.
@return Pointer to shell protocol.
**/
EFI_SHELL_PROTOCOL *
GetShellProtocol (
VOID
);
/**
Get SimpleFileSystem from boot option file path.
@param[in] DevicePath The file path of boot option
@param[out] FullPath The full device path of boot device
@param[out] Fs The file system within EfiSysPartition
@retval EFI_SUCCESS Get file system successfully
@retval EFI_NOT_FOUND No valid file system found
@retval others Get file system failed
**/
EFI_STATUS
EFIAPI
GetEfiSysPartitionFromBootOptionFilePath (
IN EFI_DEVICE_PATH_PROTOCOL *DevicePath,
OUT EFI_DEVICE_PATH_PROTOCOL **FullPath,
OUT EFI_SIMPLE_FILE_SYSTEM_PROTOCOL **Fs
);
/**
Validate if it is valid capsule header
This function assumes the caller provided correct CapsuleHeader pointer
and CapsuleSize.
This function validates the fields in EFI_CAPSULE_HEADER.
@param[in] CapsuleHeader Points to a capsule header.
@param[in] CapsuleSize Size of the whole capsule image.
**/
BOOLEAN
IsValidCapsuleHeader (
IN EFI_CAPSULE_HEADER *CapsuleHeader,
IN UINT64 CapsuleSize
);
/**
Dump UX capsule information.
@param[in] CapsuleHeader The UX capsule header
**/
VOID
DumpUxCapsule (
IN EFI_CAPSULE_HEADER *CapsuleHeader
)
{
EFI_DISPLAY_CAPSULE *DisplayCapsule;
DisplayCapsule = (EFI_DISPLAY_CAPSULE *)CapsuleHeader;
Print(L"[UxCapusule]\n");
Print(L"CapsuleHeader:\n");
Print(L" CapsuleGuid - %g\n", &DisplayCapsule->CapsuleHeader.CapsuleGuid);
Print(L" HeaderSize - 0x%x\n", DisplayCapsule->CapsuleHeader.HeaderSize);
Print(L" Flags - 0x%x\n", DisplayCapsule->CapsuleHeader.Flags);
Print(L" CapsuleImageSize - 0x%x\n", DisplayCapsule->CapsuleHeader.CapsuleImageSize);
Print(L"ImagePayload:\n");
Print(L" Version - 0x%x\n", DisplayCapsule->ImagePayload.Version);
Print(L" Checksum - 0x%x\n", DisplayCapsule->ImagePayload.Checksum);
Print(L" ImageType - 0x%x\n", DisplayCapsule->ImagePayload.ImageType);
Print(L" Mode - 0x%x\n", DisplayCapsule->ImagePayload.Mode);
Print(L" OffsetX - 0x%x\n", DisplayCapsule->ImagePayload.OffsetX);
Print(L" OffsetY - 0x%x\n", DisplayCapsule->ImagePayload.OffsetY);
}
/**
Dump a non-nested FMP capsule.
@param[in] CapsuleHeader A pointer to CapsuleHeader
**/
VOID
DumpFmpCapsule (
IN EFI_CAPSULE_HEADER *CapsuleHeader
)
{
EFI_FIRMWARE_MANAGEMENT_CAPSULE_HEADER *FmpCapsuleHeader;
UINT64 *ItemOffsetList;
UINTN Index;
UINTN Count;
EFI_FIRMWARE_MANAGEMENT_CAPSULE_IMAGE_HEADER *FmpImageHeader;
Print(L"[FmpCapsule]\n");
Print(L"CapsuleHeader:\n");
Print(L" CapsuleGuid - %g\n", &CapsuleHeader->CapsuleGuid);
Print(L" HeaderSize - 0x%x\n", CapsuleHeader->HeaderSize);
Print(L" Flags - 0x%x\n", CapsuleHeader->Flags);
Print(L" CapsuleImageSize - 0x%x\n", CapsuleHeader->CapsuleImageSize);
FmpCapsuleHeader = (EFI_FIRMWARE_MANAGEMENT_CAPSULE_HEADER *)((UINT8 *)CapsuleHeader + CapsuleHeader->HeaderSize);
ItemOffsetList = (UINT64 *)(FmpCapsuleHeader + 1);
Print(L"FmpHeader:\n");
Print(L" Version - 0x%x\n", FmpCapsuleHeader->Version);
Print(L" EmbeddedDriverCount - 0x%x\n", FmpCapsuleHeader->EmbeddedDriverCount);
Print(L" PayloadItemCount - 0x%x\n", FmpCapsuleHeader->PayloadItemCount);
Count = FmpCapsuleHeader->EmbeddedDriverCount + FmpCapsuleHeader->PayloadItemCount;
for (Index = 0; Index < Count; Index++) {
Print(L" Offset[%d] - 0x%x\n", Index, ItemOffsetList[Index]);
}
for (Index = FmpCapsuleHeader->EmbeddedDriverCount; Index < Count; Index++) {
Print(L"FmpPayload[%d] ImageHeader:\n", Index);
FmpImageHeader = (EFI_FIRMWARE_MANAGEMENT_CAPSULE_IMAGE_HEADER *)((UINT8 *)FmpCapsuleHeader + ItemOffsetList[Index]);
Print(L" Version - 0x%x\n", FmpImageHeader->Version);
Print(L" UpdateImageTypeId - %g\n", &FmpImageHeader->UpdateImageTypeId);
Print(L" UpdateImageIndex - 0x%x\n", FmpImageHeader->UpdateImageIndex);
Print(L" UpdateImageSize - 0x%x\n", FmpImageHeader->UpdateImageSize);
Print(L" UpdateVendorCodeSize - 0x%x\n", FmpImageHeader->UpdateVendorCodeSize);
if (FmpImageHeader->Version >= EFI_FIRMWARE_MANAGEMENT_CAPSULE_IMAGE_HEADER_INIT_VERSION) {
Print(L" UpdateHardwareInstance - 0x%lx\n", FmpImageHeader->UpdateHardwareInstance);
}
}
}
/**
Return if there is a FMP header below capsule header.
@param[in] CapsuleHeader A pointer to EFI_CAPSULE_HEADER
@retval TRUE There is a FMP header below capsule header.
@retval FALSE There is not a FMP header below capsule header
**/
BOOLEAN
IsNestedFmpCapsule (
IN EFI_CAPSULE_HEADER *CapsuleHeader
)
{
EFI_STATUS Status;
EFI_SYSTEM_RESOURCE_TABLE *Esrt;
EFI_SYSTEM_RESOURCE_ENTRY *EsrtEntry;
UINTN Index;
BOOLEAN EsrtGuidFound;
EFI_CAPSULE_HEADER *NestedCapsuleHeader;
UINTN NestedCapsuleSize;
//
// Check ESRT
//
EsrtGuidFound = FALSE;
Status = EfiGetSystemConfigurationTable(&gEfiSystemResourceTableGuid, (VOID **)&Esrt);
if (!EFI_ERROR(Status)) {
ASSERT (Esrt != NULL);
EsrtEntry = (VOID *)(Esrt + 1);
for (Index = 0; Index < Esrt->FwResourceCount; Index++, EsrtEntry++) {
if (CompareGuid(&EsrtEntry->FwClass, &CapsuleHeader->CapsuleGuid)) {
EsrtGuidFound = TRUE;
break;
}
}
}
if (!EsrtGuidFound) {
return FALSE;
}
//
// Check nested capsule header
// FMP GUID after ESRT one
//
NestedCapsuleHeader = (EFI_CAPSULE_HEADER *)((UINT8 *)CapsuleHeader + CapsuleHeader->HeaderSize);
NestedCapsuleSize = (UINTN)CapsuleHeader + CapsuleHeader->CapsuleImageSize- (UINTN)NestedCapsuleHeader;
if (NestedCapsuleSize < sizeof(EFI_CAPSULE_HEADER)) {
return FALSE;
}
if (!CompareGuid(&NestedCapsuleHeader->CapsuleGuid, &gEfiFmpCapsuleGuid)) {
return FALSE;
}
return TRUE;
}
/**
Dump capsule information
@param[in] CapsuleName The name of the capsule image.
@retval EFI_SUCCESS The capsule information is dumped.
@retval EFI_UNSUPPORTED Input parameter is not valid.
**/
EFI_STATUS
DumpCapsule (
IN CHAR16 *CapsuleName
)
{
VOID *Buffer;
UINTN FileSize;
EFI_CAPSULE_HEADER *CapsuleHeader;
EFI_STATUS Status;
Buffer = NULL;
Status = ReadFileToBuffer(CapsuleName, &FileSize, &Buffer);
if (EFI_ERROR(Status)) {
Print(L"CapsuleApp: Capsule (%s) is not found.\n", CapsuleName);
goto Done;
}
if (!IsValidCapsuleHeader (Buffer, FileSize)) {
Print(L"CapsuleApp: Capsule image (%s) is not a valid capsule.\n", CapsuleName);
Status = EFI_INVALID_PARAMETER;
goto Done;
}
CapsuleHeader = Buffer;
if (CompareGuid(&CapsuleHeader->CapsuleGuid, &gWindowsUxCapsuleGuid)) {
DumpUxCapsule(CapsuleHeader);
Status = EFI_SUCCESS;
goto Done;
}
if (CompareGuid(&CapsuleHeader->CapsuleGuid, &gEfiFmpCapsuleGuid)) {
DumpFmpCapsule(CapsuleHeader);
}
if (IsNestedFmpCapsule(CapsuleHeader)) {
Print(L"[NestedCapusule]\n");
Print(L"CapsuleHeader:\n");
Print(L" CapsuleGuid - %g\n", &CapsuleHeader->CapsuleGuid);
Print(L" HeaderSize - 0x%x\n", CapsuleHeader->HeaderSize);
Print(L" Flags - 0x%x\n", CapsuleHeader->Flags);
Print(L" CapsuleImageSize - 0x%x\n", CapsuleHeader->CapsuleImageSize);
DumpFmpCapsule((EFI_CAPSULE_HEADER *)((UINTN)CapsuleHeader + CapsuleHeader->HeaderSize));
}
Done:
if (Buffer != NULL) {
FreePool(Buffer);
}
return Status;
}
/**
Dump capsule status variable.
@retval EFI_SUCCESS The capsule status variable is dumped.
@retval EFI_UNSUPPORTED Input parameter is not valid.
**/
EFI_STATUS
DumpCapsuleStatusVariable (
VOID
)
{
EFI_STATUS Status;
UINT32 Index;
CHAR16 CapsuleVarName[20];
CHAR16 *TempVarName;
EFI_CAPSULE_RESULT_VARIABLE_HEADER *CapsuleResult;
EFI_CAPSULE_RESULT_VARIABLE_FMP *CapsuleResultFmp;
UINTN CapsuleFileNameSize;
CHAR16 CapsuleIndexData[12];
CHAR16 *CapsuleIndex;
CHAR16 *CapsuleFileName;
CHAR16 *CapsuleTarget;
Status = GetVariable2(
L"CapsuleMax",
&gEfiCapsuleReportGuid,
(VOID **)&CapsuleIndex,
NULL
);
if (!EFI_ERROR(Status)) {
ASSERT (CapsuleIndex != NULL);
CopyMem(CapsuleIndexData, CapsuleIndex, 11 * sizeof(CHAR16));
CapsuleIndexData[11] = 0;
Print(L"CapsuleMax - %s\n", CapsuleIndexData);
FreePool(CapsuleIndex);
}
Status = GetVariable2(
L"CapsuleLast",
&gEfiCapsuleReportGuid,
(VOID **)&CapsuleIndex,
NULL
);
if (!EFI_ERROR(Status)) {
ASSERT (CapsuleIndex != NULL);
CopyMem(CapsuleIndexData, CapsuleIndex, 11 * sizeof(CHAR16));
CapsuleIndexData[11] = 0;
Print(L"CapsuleLast - %s\n", CapsuleIndexData);
FreePool(CapsuleIndex);
}
StrCpyS (CapsuleVarName, sizeof(CapsuleVarName)/sizeof(CapsuleVarName[0]), L"Capsule");
TempVarName = CapsuleVarName + StrLen (CapsuleVarName);
Index = 0;
while (TRUE) {
UnicodeSPrint (TempVarName, 5 * sizeof(CHAR16), L"%04x", Index);
Status = GetVariable2 (
CapsuleVarName,
&gEfiCapsuleReportGuid,
(VOID **) &CapsuleResult,
NULL
);
if (Status == EFI_NOT_FOUND) {
break;
} else if (EFI_ERROR(Status)) {
continue;
}
ASSERT (CapsuleResult != NULL);
//
// display capsule process status
//
if (CapsuleResult->VariableTotalSize >= sizeof(EFI_CAPSULE_RESULT_VARIABLE_HEADER)) {
Print (L"CapsuleName: %s\n", CapsuleVarName);
Print (L" Capsule Guid: %g\n", &CapsuleResult->CapsuleGuid);
Print (L" Capsule ProcessedTime: %t\n", &CapsuleResult->CapsuleProcessed);
Print (L" Capsule Status: %r\n", CapsuleResult->CapsuleStatus);
}
if (CompareGuid(&CapsuleResult->CapsuleGuid, &gEfiFmpCapsuleGuid)) {
if (CapsuleResult->VariableTotalSize >= sizeof(EFI_CAPSULE_RESULT_VARIABLE_HEADER) + sizeof(EFI_CAPSULE_RESULT_VARIABLE_FMP) + sizeof(CHAR16) * 2) {
CapsuleResultFmp = (EFI_CAPSULE_RESULT_VARIABLE_FMP *)(CapsuleResult + 1);
Print(L" Capsule FMP Version: 0x%x\n", CapsuleResultFmp->Version);
Print(L" Capsule FMP PayloadIndex: 0x%x\n", CapsuleResultFmp->PayloadIndex);
Print(L" Capsule FMP UpdateImageIndex: 0x%x\n", CapsuleResultFmp->UpdateImageIndex);
Print(L" Capsule FMP UpdateImageTypeId: %g\n", &CapsuleResultFmp->UpdateImageTypeId);
CapsuleFileName = (CHAR16 *)(CapsuleResultFmp + 1);
Print(L" Capsule FMP CapsuleFileName: \"%s\"\n", CapsuleFileName);
CapsuleFileNameSize = StrSize(CapsuleFileName);
CapsuleTarget = (CHAR16 *)((UINTN)CapsuleFileName + CapsuleFileNameSize);
Print(L" Capsule FMP CapsuleTarget: \"%s\"\n", CapsuleTarget);
}
}
FreePool(CapsuleResult);
Index++;
if (Index > 0xFFFF) {
break;
}
}
return EFI_SUCCESS;
}
CHAR8 *mFwTypeString[] = {
"Unknown",
"SystemFirmware",
"DeviceFirmware",
"UefiDriver",
};
CHAR8 *mLastAttemptStatusString[] = {
"Success",
"Error: Unsuccessful",
"Error: Insufficient Resources",
"Error: Incorrect Version",
"Error: Invalid Format",
"Error: Auth Error",
"Error: Power Event AC",
"Error: Power Event Battery",
};
/**
Convert FwType to a string.
@param[in] FwType FwType in ESRT
@return a string for FwType.
**/
CHAR8 *
FwTypeToString (
IN UINT32 FwType
)
{
if (FwType < sizeof(mFwTypeString) / sizeof(mFwTypeString[0])) {
return mFwTypeString[FwType];
} else {
return "Invalid";
}
}
/**
Convert LastAttemptStatus to a string.
@param[in] LastAttemptStatus LastAttemptStatus in FMP or ESRT
@return a string for LastAttemptStatus.
**/
CHAR8 *
LastAttemptStatusToString (
IN UINT32 LastAttemptStatus
)
{
if (LastAttemptStatus < sizeof(mLastAttemptStatusString) / sizeof(mLastAttemptStatusString[0])) {
return mLastAttemptStatusString[LastAttemptStatus];
} else {
return "Error: Unknown";
}
}
/**
Dump ESRT entry.
@param[in] EsrtEntry ESRT entry
**/
VOID
DumpEsrtEntry (
IN EFI_SYSTEM_RESOURCE_ENTRY *EsrtEntry
)
{
Print(L" FwClass - %g\n", &EsrtEntry->FwClass);
Print(L" FwType - 0x%x (%a)\n", EsrtEntry->FwType, FwTypeToString(EsrtEntry->FwType));
Print(L" FwVersion - 0x%x\n", EsrtEntry->FwVersion);
Print(L" LowestSupportedFwVersion - 0x%x\n", EsrtEntry->LowestSupportedFwVersion);
Print(L" CapsuleFlags - 0x%x\n", EsrtEntry->CapsuleFlags);
Print(L" LastAttemptVersion - 0x%x\n", EsrtEntry->LastAttemptVersion);
Print(L" LastAttemptStatus - 0x%x (%a)\n", EsrtEntry->LastAttemptStatus, LastAttemptStatusToString(EsrtEntry->LastAttemptStatus));
}
/**
Dump ESRT table.
@param[in] Esrt ESRT table
**/
VOID
DumpEsrt (
IN EFI_SYSTEM_RESOURCE_TABLE *Esrt
)
{
UINTN Index;
EFI_SYSTEM_RESOURCE_ENTRY *EsrtEntry;
if (Esrt == NULL) {
return ;
}
Print(L"EFI_SYSTEM_RESOURCE_TABLE:\n");
Print(L"FwResourceCount - 0x%x\n", Esrt->FwResourceCount);
Print(L"FwResourceCountMax - 0x%x\n", Esrt->FwResourceCountMax);
Print(L"FwResourceVersion - 0x%lx\n", Esrt->FwResourceVersion);
EsrtEntry = (VOID *)(Esrt + 1);
for (Index = 0; Index < Esrt->FwResourceCount; Index++) {
Print(L"EFI_SYSTEM_RESOURCE_ENTRY (%d):\n", Index);
DumpEsrtEntry(EsrtEntry);
EsrtEntry++;
}
}
/**
Dump ESRT info.
**/
VOID
DumpEsrtData (
VOID
)
{
EFI_STATUS Status;
EFI_SYSTEM_RESOURCE_TABLE *Esrt;
Print(L"##############\n");
Print(L"# ESRT TABLE #\n");
Print(L"##############\n");
Status = EfiGetSystemConfigurationTable (&gEfiSystemResourceTableGuid, (VOID **)&Esrt);
if (EFI_ERROR(Status)) {
Print(L"ESRT - %r\n", Status);
return;
}
DumpEsrt(Esrt);
Print(L"\n");
}
/**
Dump capsule information from CapsuleHeader
@param[in] CapsuleHeader The CapsuleHeader of the capsule image.
@retval EFI_SUCCESS The capsule information is dumped.
**/
EFI_STATUS
DumpCapsuleFromBuffer (
IN EFI_CAPSULE_HEADER *CapsuleHeader
)
{
if (CompareGuid (&CapsuleHeader->CapsuleGuid, &gWindowsUxCapsuleGuid)) {
DumpUxCapsule (CapsuleHeader);
return EFI_SUCCESS;
}
if (CompareGuid (&CapsuleHeader->CapsuleGuid, &gEfiFmpCapsuleGuid)) {
DumpFmpCapsule (CapsuleHeader);
}
if (IsNestedFmpCapsule (CapsuleHeader)) {
Print (L"[NestedCapusule]\n");
Print (L"CapsuleHeader:\n");
Print (L" CapsuleGuid - %g\n", &CapsuleHeader->CapsuleGuid);
Print (L" HeaderSize - 0x%x\n", CapsuleHeader->HeaderSize);
Print (L" Flags - 0x%x\n", CapsuleHeader->Flags);
Print (L" CapsuleImageSize - 0x%x\n", CapsuleHeader->CapsuleImageSize);
DumpFmpCapsule ((EFI_CAPSULE_HEADER *)((UINTN)CapsuleHeader + CapsuleHeader->HeaderSize));
}
return EFI_SUCCESS;
}
/**
This routine is called to upper case given unicode string.
@param[in] Str String to upper case
@retval upper cased string after process
**/
STATIC
CHAR16 *
UpperCaseString (
IN CHAR16 *Str
)
{
CHAR16 *Cptr;
for (Cptr = Str; *Cptr != L'\0'; Cptr++) {
if (L'a' <= *Cptr && *Cptr <= L'z') {
*Cptr = *Cptr - L'a' + L'A';
}
}
return Str;
}
/**
This routine is used to return substring before period '.' or '\0'
Caller should respsonsible of substr space allocation & free
@param[in] Str String to check
@param[out] SubStr First part of string before period or '\0'
@param[out] SubStrLen Length of first part of string
**/
STATIC
VOID
GetSubStringBeforePeriod (
IN CHAR16 *Str,
OUT CHAR16 *SubStr,
OUT UINTN *SubStrLen
)
{
UINTN Index;
for (Index = 0; Str[Index] != L'.' && Str[Index] != L'\0'; Index++) {
SubStr[Index] = Str[Index];
}
SubStr[Index] = L'\0';
*SubStrLen = Index;
}
/**
This routine pad the string in tail with input character.
@param[in] StrBuf Str buffer to be padded, should be enough room for
@param[in] PadLen Expected padding length
@param[in] Character Character used to pad
**/
STATIC
VOID
PadStrInTail (
IN CHAR16 *StrBuf,
IN UINTN PadLen,
IN CHAR16 Character
)
{
UINTN Index;
for (Index = 0; StrBuf[Index] != L'\0'; Index++);
while(PadLen != 0) {
StrBuf[Index] = Character;
Index++;
PadLen--;
}
StrBuf[Index] = L'\0';
}
/**
This routine find the offset of the last period '.' of string. if No period exists
function FileNameExtension is set to L'\0'
@param[in] FileName File name to split between last period
@param[out] FileNameFirst First FileName before last period
@param[out] FileNameExtension FileName after last period
**/
STATIC
VOID
SplitFileNameExtension (
IN CHAR16 *FileName,
OUT CHAR16 *FileNameFirst,
OUT CHAR16 *FileNameExtension
)
{
UINTN Index;
UINTN StringLen;
StringLen = StrLen(FileName);
for (Index = StringLen; Index > 0 && FileName[Index] != L'.'; Index--);
//
// No period exists. No FileName Extension
//
if (Index == 0 && FileName[Index] != L'.') {
FileNameExtension[0] = L'\0';
Index = StringLen;
} else {
StrCpyS (FileNameExtension, MAX_FILE_NAME_LEN, &FileName[Index+1]);
}
//
// Copy First file name
//
StrnCpyS (FileNameFirst, MAX_FILE_NAME_LEN, FileName, Index);
FileNameFirst[Index] = L'\0';
}
/**
The function is called by PerformQuickSort to sort file name in alphabet.
@param[in] Left The pointer to first buffer.
@param[in] Right The pointer to second buffer.
@retval 0 Buffer1 equal to Buffer2.
@return <0 Buffer1 is less than Buffer2.
@return >0 Buffer1 is greater than Buffer2.
**/
INTN
EFIAPI
CompareFileNameInAlphabet (
IN VOID *Left,
IN VOID *Right
)
{
EFI_FILE_INFO *FileInfo1;
EFI_FILE_INFO *FileInfo2;
CHAR16 FileName1[MAX_FILE_NAME_SIZE];
CHAR16 FileExtension1[MAX_FILE_NAME_SIZE];
CHAR16 FileName2[MAX_FILE_NAME_SIZE];
CHAR16 FileExtension2[MAX_FILE_NAME_SIZE];
CHAR16 TempSubStr1[MAX_FILE_NAME_SIZE];
CHAR16 TempSubStr2[MAX_FILE_NAME_SIZE];
UINTN SubStrLen1;
UINTN SubStrLen2;
INTN SubStrCmpResult;
FileInfo1 = (EFI_FILE_INFO *) (*(UINTN *)Left);
FileInfo2 = (EFI_FILE_INFO *) (*(UINTN *)Right);
SplitFileNameExtension (FileInfo1->FileName, FileName1, FileExtension1);
SplitFileNameExtension (FileInfo2->FileName, FileName2, FileExtension2);
UpperCaseString (FileName1);
UpperCaseString (FileName2);
GetSubStringBeforePeriod (FileName1, TempSubStr1, &SubStrLen1);
GetSubStringBeforePeriod (FileName2, TempSubStr2, &SubStrLen2);
if (SubStrLen1 > SubStrLen2) {
//
// Substr in NewFileName is longer. Pad tail with SPACE
//
PadStrInTail (TempSubStr2, SubStrLen1 - SubStrLen2, L' ');
} else if (SubStrLen1 < SubStrLen2){
//
// Substr in ListedFileName is longer. Pad tail with SPACE
//
PadStrInTail (TempSubStr1, SubStrLen2 - SubStrLen1, L' ');
}
SubStrCmpResult = StrnCmp (TempSubStr1, TempSubStr2, MAX_FILE_NAME_LEN);
if (SubStrCmpResult != 0) {
return SubStrCmpResult;
}
UpperCaseString (FileExtension1);
UpperCaseString (FileExtension2);
return StrnCmp (FileExtension1, FileExtension2, MAX_FILE_NAME_LEN);
}
/**
Dump capsule information from disk.
@param[in] Fs The device path of disk.
@param[in] DumpCapsuleInfo The flag to indicate whether to dump the capsule inforomation.
@retval EFI_SUCCESS The capsule information is dumped.
**/
EFI_STATUS
DumpCapsuleFromDisk (
IN EFI_SIMPLE_FILE_SYSTEM_PROTOCOL *Fs,
IN BOOLEAN DumpCapsuleInfo
)
{
EFI_STATUS Status;
EFI_FILE *Root;
EFI_FILE *DirHandle;
EFI_FILE *FileHandle;
UINTN Index;
UINTN FileSize;
VOID *FileBuffer;
EFI_FILE_INFO **FileInfoBuffer;
EFI_FILE_INFO *FileInfo;
UINTN FileCount;
BOOLEAN NoFile;
DirHandle = NULL;
FileHandle = NULL;
Index = 0;
FileInfoBuffer = NULL;
FileInfo = NULL;
FileCount = 0;
NoFile = FALSE;
Status = Fs->OpenVolume (Fs, &Root);
if (EFI_ERROR (Status)) {
Print (L"Cannot open volume. Status = %r\n", Status);
return EFI_NOT_FOUND;
}
Status = Root->Open (Root, &DirHandle, EFI_CAPSULE_FILE_DIRECTORY, EFI_FILE_MODE_READ | EFI_FILE_MODE_WRITE , 0);
if (EFI_ERROR (Status)) {
Print (L"Cannot open %s. Status = %r\n", EFI_CAPSULE_FILE_DIRECTORY, Status);
return EFI_NOT_FOUND;
}
//
// Get file count first
//
for ( Status = FileHandleFindFirstFile (DirHandle, &FileInfo)
; !EFI_ERROR(Status) && !NoFile
; Status = FileHandleFindNextFile (DirHandle, FileInfo, &NoFile)
){
if ((FileInfo->Attribute & (EFI_FILE_SYSTEM | EFI_FILE_ARCHIVE)) == 0) {
continue;
}
FileCount++;
}
if (FileCount == 0) {
Print (L"Error: No capsule file found!\n");
return EFI_NOT_FOUND;
}
FileInfoBuffer = AllocatePool (sizeof(FileInfo) * FileCount);
NoFile = FALSE;
//
// Get all file info
//
for ( Status = FileHandleFindFirstFile (DirHandle, &FileInfo)
; !EFI_ERROR (Status) && !NoFile
; Status = FileHandleFindNextFile (DirHandle, FileInfo, &NoFile)
){
if ((FileInfo->Attribute & (EFI_FILE_SYSTEM | EFI_FILE_ARCHIVE)) == 0) {
continue;
}
FileInfoBuffer[Index++] = AllocateCopyPool ((UINTN)FileInfo->Size, FileInfo);
}
//
// Sort FileInfoBuffer by alphabet order
//
PerformQuickSort (
FileInfoBuffer,
FileCount,
sizeof (FileInfo),
(SORT_COMPARE) CompareFileNameInAlphabet
);
Print (L"The capsules will be performed by following order:\n");
for (Index = 0; Index < FileCount; Index++) {
Print (L" %d.%s\n", Index + 1, FileInfoBuffer[Index]->FileName);
}
if (!DumpCapsuleInfo) {
return EFI_SUCCESS;
}
Print(L"The infomation of the capsules:\n");
for (Index = 0; Index < FileCount; Index++) {
FileHandle = NULL;
Status = DirHandle->Open (DirHandle, &FileHandle, FileInfoBuffer[Index]->FileName, EFI_FILE_MODE_READ, 0);
if (EFI_ERROR (Status)) {
break;
}
Status = FileHandleGetSize (FileHandle, (UINT64 *) &FileSize);
if (EFI_ERROR (Status)) {
Print (L"Cannot read file %s. Status = %r\n", FileInfoBuffer[Index]->FileName, Status);
FileHandleClose (FileHandle);
return Status;
}
FileBuffer = AllocatePool (FileSize);
if (FileBuffer == NULL) {
return RETURN_OUT_OF_RESOURCES;
}
Status = FileHandleRead (FileHandle, &FileSize, FileBuffer);
if (EFI_ERROR (Status)) {
Print (L"Cannot read file %s. Status = %r\n", FileInfoBuffer[Index]->FileName, Status);
FreePool (FileBuffer);
FileHandleClose (FileHandle);
return Status;
}
Print (L"**************************\n");
Print (L" %d.%s:\n", Index + 1, FileInfoBuffer[Index]->FileName);
Print (L"**************************\n");
DumpCapsuleFromBuffer ((EFI_CAPSULE_HEADER *) FileBuffer);
FileHandleClose (FileHandle);
FreePool (FileBuffer);
}
return EFI_SUCCESS;
}
/**
Dump capsule inforomation form Gather list.
@param[in] BlockDescriptors The block descriptors for the capsule images
@param[in] DumpCapsuleInfo The flag to indicate whether to dump the capsule inforomation.
**/
VOID
DumpBlockDescriptors (
IN EFI_CAPSULE_BLOCK_DESCRIPTOR *BlockDescriptors,
IN BOOLEAN DumpCapsuleInfo
)
{
EFI_CAPSULE_BLOCK_DESCRIPTOR *TempBlockPtr;
TempBlockPtr = BlockDescriptors;
while (TRUE) {
if (TempBlockPtr->Length != 0) {
if (DumpCapsuleInfo) {
Print(L"******************************************************\n");
}
Print(L"Capsule data starts at 0x%08x with size 0x%08x\n", TempBlockPtr->Union.DataBlock, TempBlockPtr->Length);
if (DumpCapsuleInfo) {
Print(L"******************************************************\n");
DumpCapsuleFromBuffer ((EFI_CAPSULE_HEADER *) (UINTN) TempBlockPtr->Union.DataBlock);
}
TempBlockPtr += 1;
} else {
if (TempBlockPtr->Union.ContinuationPointer == (UINTN)NULL) {
break;
} else {
TempBlockPtr = (EFI_CAPSULE_BLOCK_DESCRIPTOR *) (UINTN) TempBlockPtr->Union.ContinuationPointer;
}
}
}
}
/**
Dump Provisioned Capsule.
@param[in] DumpCapsuleInfo The flag to indicate whether to dump the capsule inforomation.
**/
VOID
DumpProvisionedCapsule (
IN BOOLEAN DumpCapsuleInfo
)
{
EFI_STATUS Status;
CHAR16 CapsuleVarName[30];
CHAR16 *TempVarName;
UINTN Index;
EFI_PHYSICAL_ADDRESS *CapsuleDataPtr64;
UINT16 *BootNext;
CHAR16 BootOptionName[20];
EFI_BOOT_MANAGER_LOAD_OPTION BootNextOptionEntry;
EFI_DEVICE_PATH_PROTOCOL *DevicePath;
EFI_SIMPLE_FILE_SYSTEM_PROTOCOL *Fs;
EFI_SHELL_PROTOCOL *ShellProtocol;
ShellProtocol = GetShellProtocol ();
Index = 0;
CapsuleDataPtr64 = NULL;
BootNext = NULL;
ShellProtocol = NULL;
//
// Dump capsule provisioned on Memory
//
Print (L"#########################\n");
Print (L"### Capsule on Memory ###\n");
Print (L"#########################\n");
StrCpyS (CapsuleVarName, sizeof(CapsuleVarName)/sizeof(CHAR16), EFI_CAPSULE_VARIABLE_NAME);
TempVarName = CapsuleVarName + StrLen (CapsuleVarName);
while (TRUE) {
if (Index > 0) {
UnicodeValueToStringS (
TempVarName,
sizeof (CapsuleVarName) - ((UINTN)TempVarName - (UINTN)CapsuleVarName),
0,
Index,
0
);
}
Status = GetVariable2 (
CapsuleVarName,
&gEfiCapsuleVendorGuid,
(VOID **) &CapsuleDataPtr64,
NULL
);
if (EFI_ERROR (Status)) {
if (Index == 0) {
Print (L"No data.\n");
}
break;
} else {
Index++;
Print (L"Capsule Description at 0x%08x\n", *CapsuleDataPtr64);
DumpBlockDescriptors ((EFI_CAPSULE_BLOCK_DESCRIPTOR*) (UINTN) *CapsuleDataPtr64, DumpCapsuleInfo);
}
}
//
// Dump capsule provisioned on Disk
//
Print (L"#########################\n");
Print (L"### Capsule on Disk #####\n");
Print (L"#########################\n");
Status = GetVariable2 (
L"BootNext",
&gEfiGlobalVariableGuid,
(VOID **) &BootNext,
NULL
);
if (!EFI_ERROR (Status)) {
UnicodeSPrint (BootOptionName, sizeof (BootOptionName), L"Boot%04x", *BootNext);
Status = EfiBootManagerVariableToLoadOption (BootOptionName, &BootNextOptionEntry);
if (!EFI_ERROR (Status)) {
//
// Display description and device path
//
GetEfiSysPartitionFromBootOptionFilePath (BootNextOptionEntry.FilePath, &DevicePath, &Fs);
if(!EFI_ERROR (Status)) {
Print (L"Capsules are provisioned on BootOption: %s\n", BootNextOptionEntry.Description);
Print (L" %s %s\n", ShellProtocol->GetMapFromDevicePath (&DevicePath), ConvertDevicePathToText(DevicePath, TRUE, TRUE));
DumpCapsuleFromDisk (Fs, DumpCapsuleInfo);
}
}
}
}
/**
Dump FMP information.
@param[in] ImageInfoSize The size of ImageInfo, in bytes.
@param[in] ImageInfo A pointer to EFI_FIRMWARE_IMAGE_DESCRIPTOR.
@param[in] DescriptorVersion The version of EFI_FIRMWARE_IMAGE_DESCRIPTOR.
@param[in] DescriptorCount The count of EFI_FIRMWARE_IMAGE_DESCRIPTOR.
@param[in] DescriptorSize The size of an individual EFI_FIRMWARE_IMAGE_DESCRIPTOR, in bytes.
@param[in] PackageVersion The version of package.
@param[in] PackageVersionName The version name of package.
**/
VOID
DumpFmpImageInfo (
IN UINTN ImageInfoSize,
IN EFI_FIRMWARE_IMAGE_DESCRIPTOR *ImageInfo,
IN UINT32 DescriptorVersion,
IN UINT8 DescriptorCount,
IN UINTN DescriptorSize,
IN UINT32 PackageVersion,
IN CHAR16 *PackageVersionName
)
{
EFI_FIRMWARE_IMAGE_DESCRIPTOR *CurrentImageInfo;
UINTN Index;
Print(L" DescriptorVersion - 0x%x\n", DescriptorVersion);
Print(L" DescriptorCount - 0x%x\n", DescriptorCount);
Print(L" DescriptorSize - 0x%x\n", DescriptorSize);
Print(L" PackageVersion - 0x%x\n", PackageVersion);
Print(L" PackageVersionName - \"%s\"\n", PackageVersionName);
CurrentImageInfo = ImageInfo;
for (Index = 0; Index < DescriptorCount; Index++) {
Print(L" ImageDescriptor (%d)\n", Index);
Print(L" ImageIndex - 0x%x\n", CurrentImageInfo->ImageIndex);
Print(L" ImageTypeId - %g\n", &CurrentImageInfo->ImageTypeId);
Print(L" ImageId - 0x%lx\n", CurrentImageInfo->ImageId);
Print(L" ImageIdName - \"%s\"\n", CurrentImageInfo->ImageIdName);
Print(L" Version - 0x%x\n", CurrentImageInfo->Version);
Print(L" VersionName - \"%s\"\n", CurrentImageInfo->VersionName);
Print(L" Size - 0x%x\n", CurrentImageInfo->Size);
Print(L" AttributesSupported - 0x%lx\n", CurrentImageInfo->AttributesSupported);
Print(L" IMAGE_UPDATABLE - 0x%lx\n", CurrentImageInfo->AttributesSupported & IMAGE_ATTRIBUTE_IMAGE_UPDATABLE);
Print(L" RESET_REQUIRED - 0x%lx\n", CurrentImageInfo->AttributesSupported & IMAGE_ATTRIBUTE_RESET_REQUIRED);
Print(L" AUTHENTICATION_REQUIRED - 0x%lx\n", CurrentImageInfo->AttributesSupported & IMAGE_ATTRIBUTE_AUTHENTICATION_REQUIRED);
Print(L" IN_USE - 0x%lx\n", CurrentImageInfo->AttributesSupported & IMAGE_ATTRIBUTE_IN_USE);
Print(L" UEFI_IMAGE - 0x%lx\n", CurrentImageInfo->AttributesSupported & IMAGE_ATTRIBUTE_UEFI_IMAGE);
Print(L" AttributesSetting - 0x%lx\n", CurrentImageInfo->AttributesSetting);
Print(L" IMAGE_UPDATABLE - 0x%lx\n", CurrentImageInfo->AttributesSetting & IMAGE_ATTRIBUTE_IMAGE_UPDATABLE);
Print(L" RESET_REQUIRED - 0x%lx\n", CurrentImageInfo->AttributesSetting & IMAGE_ATTRIBUTE_RESET_REQUIRED);
Print(L" AUTHENTICATION_REQUIRED - 0x%lx\n", CurrentImageInfo->AttributesSetting & IMAGE_ATTRIBUTE_AUTHENTICATION_REQUIRED);
Print(L" IN_USE - 0x%lx\n", CurrentImageInfo->AttributesSetting & IMAGE_ATTRIBUTE_IN_USE);
Print(L" UEFI_IMAGE - 0x%lx\n", CurrentImageInfo->AttributesSetting & IMAGE_ATTRIBUTE_UEFI_IMAGE);
Print(L" Compatibilities - 0x%lx\n", CurrentImageInfo->Compatibilities);
Print(L" COMPATIB_CHECK_SUPPORTED - 0x%lx\n", CurrentImageInfo->Compatibilities & IMAGE_COMPATIBILITY_CHECK_SUPPORTED);
if (DescriptorVersion > 1) {
Print(L" LowestSupportedImageVersion - 0x%x\n", CurrentImageInfo->LowestSupportedImageVersion);
if (DescriptorVersion > 2) {
Print(L" LastAttemptVersion - 0x%x\n", CurrentImageInfo->LastAttemptVersion);
Print(L" LastAttemptStatus - 0x%x (%a)\n", CurrentImageInfo->LastAttemptStatus, LastAttemptStatusToString(CurrentImageInfo->LastAttemptStatus));
Print(L" HardwareInstance - 0x%lx\n", CurrentImageInfo->HardwareInstance);
}
}
//
// Use DescriptorSize to move ImageInfo Pointer to stay compatible with different ImageInfo version
//
CurrentImageInfo = (EFI_FIRMWARE_IMAGE_DESCRIPTOR *)((UINT8 *)CurrentImageInfo + DescriptorSize);
}
}
/**
Dump FMP package information.
@param[in] PackageVersion The version of package.
@param[in] PackageVersionName The version name of package.
@param[in] PackageVersionNameMaxLen The maximum length of PackageVersionName.
@param[in] AttributesSupported Package attributes that are supported by this device.
@param[in] AttributesSetting Package attributes.
**/
VOID
DumpFmpPackageInfo (
IN UINT32 PackageVersion,
IN CHAR16 *PackageVersionName,
IN UINT32 PackageVersionNameMaxLen,
IN UINT64 AttributesSupported,
IN UINT64 AttributesSetting
)
{
Print(L" PackageVersion - 0x%x\n", PackageVersion);
Print(L" PackageVersionName - \"%s\"\n", PackageVersionName);
Print(L" PackageVersionNameMaxLen - 0x%x\n", PackageVersionNameMaxLen);
Print(L" AttributesSupported - 0x%lx\n", AttributesSupported);
Print(L" IMAGE_UPDATABLE - 0x%lx\n", AttributesSupported & IMAGE_ATTRIBUTE_IMAGE_UPDATABLE);
Print(L" RESET_REQUIRED - 0x%lx\n", AttributesSupported & IMAGE_ATTRIBUTE_RESET_REQUIRED);
Print(L" AUTHENTICATION_REQUIRED - 0x%lx\n", AttributesSupported & IMAGE_ATTRIBUTE_AUTHENTICATION_REQUIRED);
Print(L" AttributesSetting - 0x%lx\n", AttributesSetting);
Print(L" IMAGE_UPDATABLE - 0x%lx\n", AttributesSetting & IMAGE_ATTRIBUTE_IMAGE_UPDATABLE);
Print(L" RESET_REQUIRED - 0x%lx\n", AttributesSetting & IMAGE_ATTRIBUTE_RESET_REQUIRED);
Print(L" AUTHENTICATION_REQUIRED - 0x%lx\n", AttributesSetting & IMAGE_ATTRIBUTE_AUTHENTICATION_REQUIRED);
}
/**
Dump FMP protocol info.
**/
VOID
DumpFmpData (
VOID
)
{
EFI_STATUS Status;
EFI_FIRMWARE_MANAGEMENT_PROTOCOL *Fmp;
EFI_HANDLE *HandleBuffer;
UINTN NumberOfHandles;
UINTN Index;
EFI_FIRMWARE_IMAGE_DESCRIPTOR *FmpImageInfoBuf;
UINTN ImageInfoSize;
UINT32 FmpImageInfoDescriptorVer;
UINT8 FmpImageInfoCount;
UINTN DescriptorSize;
UINT32 PackageVersion;
CHAR16 *PackageVersionName;
UINT32 PackageVersionNameMaxLen;
UINT64 AttributesSupported;
UINT64 AttributesSetting;
Print(L"############\n");
Print(L"# FMP DATA #\n");
Print(L"############\n");
Status = gBS->LocateHandleBuffer (
ByProtocol,
&gEfiFirmwareManagementProtocolGuid,
NULL,
&NumberOfHandles,
&HandleBuffer
);
if (EFI_ERROR(Status)) {
Print(L"FMP protocol - %r\n", EFI_NOT_FOUND);
return;
}
for (Index = 0; Index < NumberOfHandles; 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 = NULL;
FmpImageInfoBuf = AllocateZeroPool (ImageInfoSize);
if (FmpImageInfoBuf == NULL) {
Status = EFI_OUT_OF_RESOURCES;
goto EXIT;
}
PackageVersionName = NULL;
Status = Fmp->GetImageInfo (
Fmp,
&ImageInfoSize, // ImageInfoSize
FmpImageInfoBuf, // ImageInfo
&FmpImageInfoDescriptorVer, // DescriptorVersion
&FmpImageInfoCount, // DescriptorCount
&DescriptorSize, // DescriptorSize
&PackageVersion, // PackageVersion
&PackageVersionName // PackageVersionName
);
//
// If FMP GetInformation interface failed, skip this resource
//
if (EFI_ERROR(Status)) {
Print(L"FMP (%d) ImageInfo - %r\n", Index, Status);
FreePool(FmpImageInfoBuf);
continue;
}
Print(L"FMP (%d) ImageInfo:\n", Index);
DumpFmpImageInfo(
ImageInfoSize, // ImageInfoSize
FmpImageInfoBuf, // ImageInfo
FmpImageInfoDescriptorVer, // DescriptorVersion
FmpImageInfoCount, // DescriptorCount
DescriptorSize, // DescriptorSize
PackageVersion, // PackageVersion
PackageVersionName // PackageVersionName
);
if (PackageVersionName != NULL) {
FreePool(PackageVersionName);
}
FreePool(FmpImageInfoBuf);
//
// Get package info
//
PackageVersionName = NULL;
Status = Fmp->GetPackageInfo (
Fmp,
&PackageVersion, // PackageVersion
&PackageVersionName, // PackageVersionName
&PackageVersionNameMaxLen, // PackageVersionNameMaxLen
&AttributesSupported, // AttributesSupported
&AttributesSetting // AttributesSetting
);
if (EFI_ERROR(Status)) {
Print(L"FMP (%d) PackageInfo - %r\n", Index, Status);
} else {
Print(L"FMP (%d) ImageInfo:\n", Index);
DumpFmpPackageInfo(
PackageVersion, // PackageVersion
PackageVersionName, // PackageVersionName
PackageVersionNameMaxLen, // PackageVersionNameMaxLen
AttributesSupported, // AttributesSupported
AttributesSetting // AttributesSetting
);
if (PackageVersionName != NULL) {
FreePool(PackageVersionName);
}
}
}
Print(L"\n");
EXIT:
FreePool(HandleBuffer);
}
/**
Check if the ImageInfo includes the ImageTypeId.
@param[in] ImageInfo A pointer to EFI_FIRMWARE_IMAGE_DESCRIPTOR.
@param[in] DescriptorCount The count of EFI_FIRMWARE_IMAGE_DESCRIPTOR.
@param[in] DescriptorSize The size of an individual EFI_FIRMWARE_IMAGE_DESCRIPTOR, in bytes.
@param[in] ImageTypeId A unique GUID identifying the firmware image type.
@return TRUE This ImageInfo includes the ImageTypeId
@return FALSE This ImageInfo does not include the ImageTypeId
**/
BOOLEAN
IsThisFmpImageInfo (
IN EFI_FIRMWARE_IMAGE_DESCRIPTOR *ImageInfo,
IN UINT8 DescriptorCount,
IN UINTN DescriptorSize,
IN EFI_GUID *ImageTypeId
)
{
EFI_FIRMWARE_IMAGE_DESCRIPTOR *CurrentImageInfo;
UINTN Index;
CurrentImageInfo = ImageInfo;
for (Index = 0; Index < DescriptorCount; Index++) {
if (CompareGuid (&CurrentImageInfo->ImageTypeId, ImageTypeId)) {
return TRUE;
}
CurrentImageInfo = (EFI_FIRMWARE_IMAGE_DESCRIPTOR *)((UINT8 *)CurrentImageInfo + DescriptorSize);
}
return FALSE;
}
/**
return the FMP whoes ImageInfo includes the ImageTypeId.
@param[in] ImageTypeId A unique GUID identifying the firmware image type.
@return The FMP whoes ImageInfo includes the ImageTypeId
**/
EFI_FIRMWARE_MANAGEMENT_PROTOCOL *
FindFmpFromImageTypeId (
IN EFI_GUID *ImageTypeId
)
{
EFI_STATUS Status;
EFI_FIRMWARE_MANAGEMENT_PROTOCOL *Fmp;
EFI_FIRMWARE_MANAGEMENT_PROTOCOL *TargetFmp;
EFI_HANDLE *HandleBuffer;
UINTN NumberOfHandles;
UINTN Index;
EFI_FIRMWARE_IMAGE_DESCRIPTOR *FmpImageInfoBuf;
UINTN ImageInfoSize;
UINT32 FmpImageInfoDescriptorVer;
UINT8 FmpImageInfoCount;
UINTN DescriptorSize;
UINT32 PackageVersion;
CHAR16 *PackageVersionName;
Status = gBS->LocateHandleBuffer (
ByProtocol,
&gEfiFirmwareManagementProtocolGuid,
NULL,
&NumberOfHandles,
&HandleBuffer
);
if (EFI_ERROR(Status)) {
Print(L"FMP protocol - %r\n", EFI_NOT_FOUND);
return NULL;
}
TargetFmp = NULL;
for (Index = 0; Index < NumberOfHandles; 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 = NULL;
FmpImageInfoBuf = AllocateZeroPool (ImageInfoSize);
if (FmpImageInfoBuf == NULL) {
FreePool(HandleBuffer);
Print(L"Out of resource\n");
return NULL;
}
PackageVersionName = NULL;
Status = Fmp->GetImageInfo (
Fmp,
&ImageInfoSize, // ImageInfoSize
FmpImageInfoBuf, // ImageInfo
&FmpImageInfoDescriptorVer, // DescriptorVersion
&FmpImageInfoCount, // DescriptorCount
&DescriptorSize, // DescriptorSize
&PackageVersion, // PackageVersion
&PackageVersionName // PackageVersionName
);
//
// If FMP GetInformation interface failed, skip this resource
//
if (EFI_ERROR(Status)) {
FreePool(FmpImageInfoBuf);
continue;
}
if (PackageVersionName != NULL) {
FreePool(PackageVersionName);
}
if (IsThisFmpImageInfo (FmpImageInfoBuf, FmpImageInfoCount, DescriptorSize, ImageTypeId)) {
TargetFmp = Fmp;
}
FreePool(FmpImageInfoBuf);
if (TargetFmp != NULL) {
break;
}
}
FreePool(HandleBuffer);
return TargetFmp;
}
/**
Dump FMP image data.
@param[in] ImageTypeId The ImageTypeId of the FMP image.
It is used to identify the FMP protocol.
@param[in] ImageIndex The ImageIndex of the FMP image.
It is the input parameter for FMP->GetImage().
@param[in] ImageName The file name to hold the output FMP image.
**/
VOID
DumpFmpImage (
IN EFI_GUID *ImageTypeId,
IN UINTN ImageIndex,
IN CHAR16 *ImageName
)
{
EFI_STATUS Status;
EFI_FIRMWARE_MANAGEMENT_PROTOCOL *Fmp;
VOID *Image;
UINTN ImageSize;
Fmp = FindFmpFromImageTypeId (ImageTypeId);
if (Fmp == NULL) {
Print(L"No FMP include ImageTypeId %g\n", ImageTypeId);
return ;
}
if (ImageIndex > 0xFF) {
Print(L"ImageIndex 0x%x too big\n", ImageIndex);
return ;
}
Image = Fmp;
ImageSize = 0;
Status = Fmp->GetImage (Fmp, (UINT8)ImageIndex, Image, &ImageSize);
if (Status != EFI_BUFFER_TOO_SMALL) {
Print(L"Fmp->GetImage - %r\n", Status);
return ;
}
Image = AllocatePool (ImageSize);
if (Image == NULL) {
Print(L"Allocate FmpImage 0x%x - %r\n", ImageSize, EFI_OUT_OF_RESOURCES);
return ;
}
Status = Fmp->GetImage (Fmp, (UINT8)ImageIndex, Image, &ImageSize);
if (EFI_ERROR(Status)) {
Print(L"Fmp->GetImage - %r\n", Status);
return ;
}
Status = WriteFileFromBuffer(ImageName, ImageSize, Image);
Print(L"CapsuleApp: Dump %g ImageIndex (0x%x) to %s %r\n", ImageTypeId, ImageIndex, ImageName, Status);
FreePool (Image);
return ;
}
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