mirror of
https://github.com/LongSoft/UEFITool.git
synced 2024-11-22 07:58:22 +08:00
Remove mac image parsing as it breaks GUI navigation
Use MacEfiUnpack utility to expand the images prior to using UEFITool: https://github.com/acidanthera/OcSupportPkg/tree/master/Utilities/MacEfiUnpack
This commit is contained in:
vit9696
parent
1e1d5c6e17
commit
fa954394cc
21
common/ffs.h
21
common/ffs.h
@ -27,27 +27,6 @@ extern bool ustringToGuid(const UString& str, EFI_GUID& guid);
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extern UString fileTypeToUString(const UINT8 type);
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extern UString sectionTypeToUString(const UINT8 type);
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//*****************************************************************************
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// Mac Image
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//*****************************************************************************
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typedef struct MAC_IMAGE_HEADER_ {
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UINT64 Magic; // _MEFIBIN
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UINT32 FirstImage; // 0x00000000
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UINT32 SecondImage; // 0x00080000
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// Region numbers?
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UINT32 Unk1; // 1
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UINT32 Unk2; // 0/4/5
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UINT32 Unk3; // 2/7
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// Region image choices?
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UINT32 UnkOff1; // 0x00080000
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UINT32 UnkOff2; // 0x00080000
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UINT32 UnkOff3; // 0x0
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UINT8 Zero[0x100 - sizeof (UINT64) - sizeof (UINT32)*8];
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} MAC_IMAGE_HEADER;
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// Mac Image magic
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const UByteArray MAC_IMAGE_MAGIC
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("\x5F\x4D\x45\x46\x49\x42\x49\x4E", 8);
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//*****************************************************************************
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// EFI Capsule
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@ -133,12 +133,6 @@ USTATUS FfsParser::performFirstPass(const UByteArray & buffer, UModelIndex & ind
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return result;
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}
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// Try parsing as Mac EFI
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result = parseMacImage(buffer, 0, UModelIndex(), index);;
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if (result != U_ITEM_NOT_FOUND) {
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return result;
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}
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// Try parsing as Intel image
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result = parseIntelImage(buffer, 0, UModelIndex(), index);
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if (result != U_ITEM_NOT_FOUND) {
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@ -306,55 +300,6 @@ USTATUS FfsParser::parseCapsule(const UByteArray & capsule, const UINT32 localOf
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return U_ITEM_NOT_FOUND;
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}
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USTATUS FfsParser::parseMacImage(const UByteArray & macImage, const UINT32 localOffset, const UModelIndex & parent, UModelIndex & index)
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{
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// Check buffer size to be more than or equal to size of MAC_IMAGE_HEADER
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if ((UINT32)macImage.size() < sizeof(MAC_IMAGE_HEADER)) {
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return U_ITEM_NOT_FOUND;
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}
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// Check buffer for being normal Mac Image header
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if (macImage.startsWith(MAC_IMAGE_MAGIC)) {
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// Get info
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const MAC_IMAGE_HEADER* macImageHeader = (const MAC_IMAGE_HEADER*)macImage.constData();
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if (macImageHeader->FirstImage >= macImage.size() - sizeof(MAC_IMAGE_HEADER)
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|| macImageHeader->SecondImage >= macImage.size() - sizeof(MAC_IMAGE_HEADER)
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|| macImageHeader->FirstImage >= macImageHeader->SecondImage) {
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msg(usprintf("%s: unsupported image combination %Xh %Xh", __FUNCTION__, macImageHeader->FirstImage, macImageHeader->SecondImage));
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return U_INVALID_FLASH_DESCRIPTOR;
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}
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UByteArray header = macImage.left(sizeof(MAC_IMAGE_HEADER));
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UByteArray fullBody = macImage.mid(sizeof(MAC_IMAGE_HEADER));
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UByteArray firstBody = macImage.mid(sizeof(MAC_IMAGE_HEADER) + macImageHeader->FirstImage, macImageHeader->SecondImage);
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UByteArray secondBody = macImage.mid(sizeof(MAC_IMAGE_HEADER) + macImageHeader->SecondImage);
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UString name("Mac image");
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UString info = usprintf("Mac image:\nFirst image: %Xh\nSecond image: %08Xh",
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macImageHeader->FirstImage, macImageHeader->SecondImage);
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// Add tree item
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index = model->addItem(localOffset, Types::MacImage, Subtypes::MacGenericImage, name, UString(), info, header, fullBody, UByteArray(), Fixed, parent);
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UModelIndex imageIndex;
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// Try parsing as Intel image
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USTATUS result = parseIntelImage(firstBody, sizeof(MAC_IMAGE_HEADER) + macImageHeader->FirstImage, index, imageIndex);
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if (result == U_SUCCESS) {
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result = parseIntelImage(secondBody, sizeof(MAC_IMAGE_HEADER) + macImageHeader->SecondImage, index, imageIndex);
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}
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if (result != U_ITEM_NOT_FOUND) {
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return result;
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}
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// Parse as generic image
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return parseGenericImage(fullBody, sizeof(MAC_IMAGE_HEADER), index, imageIndex);
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}
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return U_ITEM_NOT_FOUND;
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}
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USTATUS FfsParser::parseIntelImage(const UByteArray & intelImage, const UINT32 localOffset, const UModelIndex & parent, UModelIndex & index)
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{
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// Check for buffer size to be greater or equal to descriptor region size
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@ -1010,7 +955,7 @@ USTATUS FfsParser::parseVolumeHeader(const UByteArray & volume, const UINT32 loc
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return U_INVALID_PARAMETER;
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// Check that there is space for the volume header
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if ((UINT32)volume.size() < sizeof(EFI_FIRMWARE_VOLUME_HEADER)) {
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if ((UINT32)volume.size() < sizeof(EFI_FIRMWARE_VOLUME_HEADER)) {
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msg(usprintf("%s: input volume size %Xh (%u) is smaller than volume header size 40h (64)", __FUNCTION__, volume.size(), volume.size()));
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return U_INVALID_VOLUME;
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}
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@ -1279,17 +1224,6 @@ USTATUS FfsParser::findNextRawAreaItem(const UModelIndex & index, const UINT32 l
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nextItemType = Types::Volume;
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nextItemSize = (UINT32)volumeHeader->FvLength;
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nextItemOffset = offset - EFI_FV_SIGNATURE_OFFSET;
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// Hack for Apple images with an extra zero typo in NVRAM volume size.
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uint32_t appleWrongSize = 0x2F0000;
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uint32_t appleRightSize = 0x2EFC0;
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if ((volumeHeader->FvLength == appleWrongSize)
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&& UByteArray((const char *)&volumeHeader->FileSystemGuid, sizeof(EFI_GUID)) == NVRAM_MAIN_STORE_VOLUME_GUID
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&& UByteArray((const char *)volumeHeader + appleRightSize + sizeof(EFI_GUID), sizeof(EFI_GUID)) == APPLE_UNKNOWN_STORE_VOLUME_GUID) {
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msg(usprintf("%s: hack, fixing up NVRAM volume size from %Xh to %Xh", __FUNCTION__, volumeHeader->FvLength, appleRightSize), index);
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nextItemSize = appleRightSize;
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}
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break;
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}
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}
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@ -94,7 +94,6 @@ private:
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USTATUS performFirstPass(const UByteArray & imageFile, UModelIndex & index);
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USTATUS parseCapsule(const UByteArray & capsule, const UINT32 localOffset, const UModelIndex & parent, UModelIndex & index);
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USTATUS parseMacImage(const UByteArray & macImage, const UINT32 localOffset, const UModelIndex & parent, UModelIndex & index);
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USTATUS parseIntelImage(const UByteArray & intelImage, const UINT32 localOffset, const UModelIndex & parent, UModelIndex & index);
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USTATUS parseGenericImage(const UByteArray & intelImage, const UINT32 localOffset, const UModelIndex & parent, UModelIndex & index);
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@ -84,10 +84,6 @@ const UByteArray NVRAM_MAIN_STORE_VOLUME_GUID
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const UByteArray NVRAM_ADDITIONAL_STORE_VOLUME_GUID
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("\x24\x46\x50\x00\x59\x8A\xEB\x4E\xBD\x0F\x6B\x36\xE9\x61\x28\xE0", 16);
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// TODO: Explore
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const UByteArray APPLE_UNKNOWN_STORE_VOLUME_GUID
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("\xE4\x0E\x81\x0A\x93\xBF\x59\x4B\xDD\xBC\xA2\x9D\xB4\x4B\x4A\x95", 16);
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#define NVRAM_VSS_STORE_SIGNATURE 0x53535624 // $VSS
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#define NVRAM_APPLE_SVS_STORE_SIGNATURE 0x53565324 // $SVS
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#define NVRAM_APPLE_NSS_STORE_SIGNATURE 0x53534E24 // $NSS
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@ -110,9 +110,6 @@ UString itemSubtypeToUString(const UINT8 type, const UINT8 subtype)
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if (subtype == Subtypes::UefiCapsule) return UString("UEFI 2.0");
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if (subtype == Subtypes::ToshibaCapsule) return UString("Toshiba");
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break;
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case Types::MacImage:
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if (subtype == Subtypes::MacGenericImage) return UString("Mac 1.0");
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break;
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case Types::Region: return regionTypeToUString(subtype);
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case Types::File: return fileTypeToUString(subtype);
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case Types::Section: return sectionTypeToUString(subtype);
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@ -219,4 +216,4 @@ UString fitEntryTypeToUString(const UINT8 type)
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}
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return UString("Unknown");
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}
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}
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@ -36,7 +36,6 @@ namespace Types {
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enum ItemTypes {
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Root = 60,
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Capsule,
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MacImage,
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Image,
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Region,
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Padding,
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@ -89,12 +88,8 @@ namespace Subtypes {
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ToshibaCapsule
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};
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enum MacImageSubtypes {
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MacGenericImage = 110,
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};
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enum VolumeSubtypes {
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UnknownVolume = 120,
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UnknownVolume = 110,
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Ffs2Volume,
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Ffs3Volume,
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NvramVolume,
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@ -121,13 +116,13 @@ namespace Subtypes {
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};
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enum PaddingSubtypes {
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ZeroPadding = 130,
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ZeroPadding = 120,
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OnePadding,
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DataPadding
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};
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enum NvarEntrySubtypes {
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InvalidNvarEntry = 140,
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InvalidNvarEntry = 130,
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InvalidLinkNvarEntry,
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LinkNvarEntry,
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DataNvarEntry,
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@ -135,7 +130,7 @@ namespace Subtypes {
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};
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enum VssEntrySubtypes {
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InvalidVssEntry = 150,
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InvalidVssEntry = 140,
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StandardVssEntry,
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AppleVssEntry,
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AuthVssEntry,
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@ -143,12 +138,12 @@ namespace Subtypes {
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};
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enum FsysEntrySubtypes {
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InvalidFsysEntry = 160,
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InvalidFsysEntry = 150,
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NormalFsysEntry
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};
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enum EvsaEntrySubtypes {
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InvalidEvsaEntry = 170,
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InvalidEvsaEntry = 160,
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UnknownEvsaEntry,
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GuidEvsaEntry,
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NameEvsaEntry,
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@ -156,39 +151,39 @@ namespace Subtypes {
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};
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enum FlashMapEntrySubtypes {
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VolumeFlashMapEntry = 180,
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VolumeFlashMapEntry = 170,
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DataFlashMapEntry
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};
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enum MicrocodeSubtypes {
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IntelMicrocode = 190,
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IntelMicrocode = 180,
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AmdMicrocode
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};
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enum SlicDataSubtypes {
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PubkeySlicData = 200,
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PubkeySlicData = 190,
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MarkerSlicData
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};
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// ME-specific
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enum IfwiPartitionSubtypes {
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DataIfwiPartition = 210,
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DataIfwiPartition = 200,
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BootIfwiPartition
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};
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enum FptEntrySubtypes {
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ValidFptEntry = 220,
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ValidFptEntry = 210,
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InvalidFptEntry
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};
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enum FptPartitionSubtypes {
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CodeFptPartition = 230,
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CodeFptPartition = 220,
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DataFptPartition,
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GlutFptPartition
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};
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enum CpdPartitionSubtypes {
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ManifestCpdPartition = 240,
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ManifestCpdPartition = 230,
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MetadataCpdPartition,
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KeyCpdPartition,
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CodeCpdPartition
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