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#include <Library/UefiBootServicesTableLib.h>
#include <Library/UefiLib.h>
#include <Protocol/HiiDatabase.h>
#include <Library/MemoryAllocationLib.h>
CHAR16* PackageType(UINTN Type)
{
switch(Type) {
case EFI_HII_PACKAGE_TYPE_ALL:
return L"ALL";
case EFI_HII_PACKAGE_TYPE_GUID:
return L"GUID";
case EFI_HII_PACKAGE_FORMS:
return L"FORMS";
case EFI_HII_PACKAGE_STRINGS:
return L"STRINGS";
case EFI_HII_PACKAGE_FONTS:
return L"FONTS";
case EFI_HII_PACKAGE_IMAGES:
return L"IMAGES";
case EFI_HII_PACKAGE_SIMPLE_FONTS:
return L"SIMPLE_FONTS";
case EFI_HII_PACKAGE_DEVICE_PATH:
return L"DEVICE_PATH";
case EFI_HII_PACKAGE_KEYBOARD_LAYOUT:
return L"KEYBOARD_LAYOUT";
case EFI_HII_PACKAGE_ANIMATIONS:
return L"ANIMATIONS";
case EFI_HII_PACKAGE_END:
return L"END";
case EFI_HII_PACKAGE_TYPE_SYSTEM_BEGIN:
return L"SYSTEM_BEGIN";
case EFI_HII_PACKAGE_TYPE_SYSTEM_END:
return L"SYSTEM_END";
}
return L"UNKNOWN";
}
VOID ParseHiiPackageLists(EFI_HII_PACKAGE_LIST_HEADER* HiiDatabase, UINTN HiiDatabaseSize)
{
EFI_HII_PACKAGE_LIST_HEADER* HiiPackageListHeader;
HiiPackageListHeader = (EFI_HII_PACKAGE_LIST_HEADER*) HiiDatabase;
UINTN i=0;
while ((UINTN) HiiPackageListHeader < ((UINTN) HiiDatabase + HiiDatabaseSize)) {
UINTN HiiPackageListSize = HiiPackageListHeader->PackageLength;
if (HiiPackageListSize == 0)
break;
Print(L"PackageList[%d]: GUID=%g; size=0x%X\n", i++, HiiPackageListHeader->PackageListGuid, HiiPackageListHeader->PackageLength);
EFI_HII_PACKAGE_HEADER* HiiPackageHeader = (EFI_HII_PACKAGE_HEADER*)((UINTN) HiiPackageListHeader + sizeof(EFI_HII_PACKAGE_LIST_HEADER));
UINTN j=0;
while ((UINTN) HiiPackageHeader < ((UINTN) HiiPackageListHeader + HiiPackageListSize)) {
Print(L"\tPackage[%d]: type=%s; size=0x%X\n", j++, PackageType(HiiPackageHeader->Type), HiiPackageHeader->Length);
// Go to next Package
HiiPackageHeader = (EFI_HII_PACKAGE_HEADER*)((UINTN) HiiPackageHeader + HiiPackageHeader->Length);
}
// Go to next PackageList
HiiPackageListHeader = (EFI_HII_PACKAGE_LIST_HEADER*)((UINTN) HiiPackageListHeader + HiiPackageListSize);
}
}
EFI_STATUS
EFIAPI
UefiMain (
IN EFI_HANDLE ImageHandle,
IN EFI_SYSTEM_TABLE *SystemTable
)
{
EFI_STATUS Status;
EFI_HII_DATABASE_PROTOCOL* HiiDbProtocol;
Status = gBS->LocateProtocol(&gEfiHiiDatabaseProtocolGuid,
NULL,
(VOID**)&HiiDbProtocol);
if (EFI_ERROR(Status)) {
Print(L"ERROR: Could not find HII Database protocol: %r\n", Status);
return Status;
}
UINTN PackageListSize = 0;
EFI_HII_PACKAGE_LIST_HEADER* PackageList = NULL;
Status = HiiDbProtocol->ExportPackageLists(HiiDbProtocol,
NULL, // All package lists
&PackageListSize,
PackageList);
if (Status != EFI_BUFFER_TOO_SMALL) {
Print(L"ERROR: Could not obtain package list size\n");
return Status;
}
Status = gBS->AllocatePool(EfiBootServicesData,
PackageListSize,
(VOID**)&PackageList);
if (EFI_ERROR(Status)) {
Print(L"ERROR: Could not allocate sufficient memory for package list: %r\n", Status);
return Status;
}
Status = HiiDbProtocol->ExportPackageLists(HiiDbProtocol,
NULL,
&PackageListSize,
PackageList);
if (EFI_ERROR(Status)) {
Print(L"ERROR: Could not retrieve the package list: %r\n", Status);
FreePool(PackageList);
return Status;
}
ParseHiiPackageLists(PackageList, PackageListSize);
FreePool(PackageList);
return EFI_SUCCESS;
}
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