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add FFSv3 support with large files and large sections

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This commit is contained in:
Alex Matrosov 2017-12-10 16:54:40 -08:00
parent 75225ecc28
commit 73019876cf
6 changed files with 212 additions and 133 deletions
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23
ffs.cpp
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@ -30,7 +30,10 @@ const QVector<QByteArray> FFSv3Volumes =
const UINT8 ffsAlignmentTable[] =
{ 0, 4, 7, 9, 10, 12, 15, 16 };
UINT8 calculateChecksum8(const UINT8* buffer, UINT32 bufferSize)
const UINT8 ffsAlignment2Table[] =
{ 17, 18, 19, 20, 21, 22, 23, 24 };
UINT8 calculateSum8(const UINT8* buffer, UINT32 bufferSize)
{
if (!buffer)
return 0;
@ -40,7 +43,15 @@ UINT8 calculateChecksum8(const UINT8* buffer, UINT32 bufferSize)
while (bufferSize--)
counter += buffer[bufferSize];
return (UINT8)0x100 - counter;
return counter;
}
UINT8 calculateChecksum8(const UINT8* buffer, UINT32 bufferSize)
{
if (!buffer)
return 0;
return (UINT8)0x100 - calculateSum8(buffer, bufferSize);
}
UINT16 calculateChecksum16(const UINT16* buffer, UINT32 bufferSize)
@ -120,6 +131,8 @@ QString fileTypeToQString(const UINT8 type)
case EFI_FV_FILETYPE_FIRMWARE_VOLUME_IMAGE: return QObject::tr("Volume image");
case EFI_FV_FILETYPE_COMBINED_SMM_DXE: return QObject::tr("Combined SMM/DXE");
case EFI_FV_FILETYPE_SMM_CORE: return QObject::tr("SMM core");
case EFI_FV_FILETYPE_SMM_STANDALONE: return QObject::tr("SMM standalone");
case EFI_FV_FILETYPE_SMM_CORE_STANDALONE: return QObject::tr("SMM core standalone");
case EFI_FV_FILETYPE_PAD: return QObject::tr("Pad");
default: return QObject::tr("Unknown");
};
@ -155,10 +168,10 @@ UINT32 sizeOfSectionHeader(const EFI_COMMON_SECTION_HEADER* header)
if (!header)
return 0;
const bool extended = false;
/*if (uint24ToUint32(header->Size) == EFI_SECTION2_IS_USED) {
bool extended = false;
if (uint24ToUint32(header->Size) == EFI_SECTION2_IS_USED) {
extended = true;
}*/
}
switch (header->Type)
{