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https://github.com/LongSoft/UEFITool.git
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Version 0.14.1
-solved a serious bug with AMI-specific file displacement after volume modification
This commit is contained in:
Nikolaj Schlej
parent
41fb0cbbf5
commit
17ee8a445a
34
ffs.h
34
ffs.h
@ -1,4 +1,4 @@
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/* ffs.h
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/* ffs.h
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Copyright (c) 2013, Nikolaj Schlej. All rights reserved.
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This program and the accompanying materials
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@ -52,18 +52,19 @@ const QByteArray EFI_CAPSULE_GUID("\xBD\x86\x66\x3B\x76\x0D\x30\x40\xB7\x0E\xB5\
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// AMI Aptio extended capsule header
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typedef struct {
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EFI_CAPSULE_HEADER CapsuleHeader;
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EFI_CAPSULE_HEADER CapsuleHeader;
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UINT16 RomImageOffset; // offset in bytes from the beginning of the capsule header to the start of
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// the capsule volume
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//!TODO: Enable certificate and rom layout reading
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//UINT16 RomLayoutOffset; // offset to the table of the module descriptors in the capsule's volume
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// that are included in the signature calculation
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//FW_CERTIFICATE FWCert;
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//FW_CERTIFICATE FWCert;
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//ROM_AREA RomAreaMap[1];
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} APTIO_CAPSULE_HEADER;
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// AMI Aptio extended capsule GUID
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const QByteArray APTIO_CAPSULE_GUID("\x8B\xA6\x3C\x4A\x23\x77\xFB\x48\x80\x3D\x57\x8C\xC1\xFE\xC4\x4D", 16);
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const QByteArray APTIO_CAPSULE_GUID
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("\x8B\xA6\x3C\x4A\x23\x77\xFB\x48\x80\x3D\x57\x8C\xC1\xFE\xC4\x4D", 16);
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//*****************************************************************************
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// EFI Firmware Volume
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@ -87,12 +88,12 @@ typedef struct {
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UINT16 ExtHeaderOffset; //Reserved in Revision 1
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UINT8 Reserved;
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UINT8 Revision;
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//EFI_FV_BLOCK_MAP_ENTRY FvBlockMap[1];
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//EFI_FV_BLOCK_MAP_ENTRY FvBlockMap[1];
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} EFI_FIRMWARE_VOLUME_HEADER;
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// Filesystem GUIDs
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const QByteArray EFI_FIRMWARE_FILE_SYSTEM_GUID
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("\xD9\x54\x93\x7A\x68\x04\x4A\x44\x81\xCE\x0B\xF6\x17\xD8\x90\xDF", 16);
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("\xD9\x54\x93\x7A\x68\x04\x4A\x44\x81\xCE\x0B\xF6\x17\xD8\x90\xDF", 16);
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const QByteArray EFI_FIRMWARE_FILE_SYSTEM2_GUID
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("\x78\xE5\x8C\x8C\x3D\x8A\x1C\x4F\x99\x35\x89\x61\x85\xC3\x2D\xD3", 16);
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@ -188,7 +189,7 @@ typedef struct {
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} EFI_FIRMWARE_VOLUME_EXT_HEADER;
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// Extended header entry
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// The extended header entries follow each other and are
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// The extended header entries follow each other and are
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// terminated by ExtHeaderType EFI_FV_EXT_TYPE_END
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#define EFI_FV_EXT_TYPE_END 0x00
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typedef struct {
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@ -218,7 +219,7 @@ extern UINT16 calculateChecksum16(UINT16* buffer, UINT32 bufferSize);
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//*****************************************************************************
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// EFI FFS File
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//*****************************************************************************
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// Integrity check
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// Integrity check
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typedef union {
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struct {
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UINT8 Header;
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@ -282,7 +283,7 @@ typedef struct {
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#define FFS_ATTRIB_FIXED 0x04
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#define FFS_ATTRIB_DATA_ALIGNMENT 0x38
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#define FFS_ATTRIB_CHECKSUM 0x40
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//#define FFS_ATTRIB_LARGE_FILE 0x01 //This attribute is removed in new PI 1.3 specification, nice
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//#define FFS_ATTRIB_LARGE_FILE 0x01 //This attribute is removed in new PI 1.3 specification, nice
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// FFS alignment table
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extern const UINT8 ffsAlignmentTable[];
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@ -297,9 +298,16 @@ extern const UINT8 ffsAlignmentTable[];
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#define EFI_FILE_ERASE_POLARITY 0x80
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// Volume top file
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const QByteArray EFI_FFS_VOLUME_TOP_FILE_GUID
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const QByteArray EFI_FFS_VOLUME_TOP_FILE_GUID
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("\x2E\x06\xA0\x1B\x79\xC7\x82\x45\x85\x66\x33\x6A\xE8\xF7\x8F\x09", 16);
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// AMI volume top file
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// This file must also be located near the end volume, right before VTF
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const QByteArray EFI_AMI_FFS_FILE_BEFORE_VTF_GUID
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("\x50\x9F\xE5\xD1\xC3\xE8\x45\x45\xBF\x61\x11\xF0\x02\x23\x3C\x97", 16);
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// Offset of this file
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#define EFI_AMI_FFS_FILE_BEFORE_VTF_OFFSET 0xEF0
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// FFS size conversion routines
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extern VOID uint32ToUint24(UINT32 size, UINT8* ffsSize);
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extern UINT32 uint24ToUint32(UINT8* ffsSize);
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@ -318,7 +326,7 @@ typedef struct {
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// Large file common section header
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//typedef struct {
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// UINT8 Size[3]; //Must be 0xFFFFFF for this header to be used
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// UINT8 Type;
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// UINT8 Type;
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// UINT32 ExtendedSize;
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//} EFI_COMMON_SECTION_HEADER2;
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@ -353,7 +361,7 @@ typedef struct {
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} EFI_COMPRESSION_SECTION;
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// Compression types
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#define EFI_NOT_COMPRESSED 0x00
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#define EFI_NOT_COMPRESSED 0x00
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#define EFI_STANDARD_COMPRESSION 0x01
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#define EFI_CUSTOMIZED_COMPRESSION 0x02
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@ -406,4 +414,4 @@ extern UINT32 sizeOfSectionHeaderOfType(const UINT8 type);
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#ifdef __cplusplus
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}
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#endif
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#endif
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#endif
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@ -1929,6 +1929,19 @@ UINT8 FfsEngine::reconstruct(const QModelIndex & index, QQueue<QByteArray> & que
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}
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}
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// Ensure that AMI file before VTF is the second latest file of the volume
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foreach(const QByteArray & child, childrenQueue) {
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// Check for AMI before VTF file
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if (child.left(sizeof(EFI_GUID)) == EFI_AMI_FFS_FILE_BEFORE_VTF_GUID) {
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if(childrenQueue.indexOf(child) + 2 != childrenQueue.length()) {
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// Remove file and add it to the end of the volume
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QByteArray amiBeforeVtf = child;
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childrenQueue.removeAll(child);
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childrenQueue.insert(--childrenQueue.end(), amiBeforeVtf);
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}
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}
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}
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// Get volume size
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UINT32 volumeSize;
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result = getVolumeSize(header, 0, volumeSize);
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@ -1951,6 +1964,32 @@ UINT8 FfsEngine::reconstruct(const QModelIndex & index, QQueue<QByteArray> & que
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QByteArray file = childrenQueue.dequeue();
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EFI_FFS_FILE_HEADER* fileHeader = (EFI_FFS_FILE_HEADER*) file.data();
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// This is the second latest file in the volume
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if (childrenQueue.count() == 1) {
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// This file can be AMI file before VTF
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if (file.left(sizeof(EFI_GUID)) == EFI_AMI_FFS_FILE_BEFORE_VTF_GUID) {
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// Determine correct offset
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UINT32 amiOffset = volumeSize - header.size() - file.size() - EFI_AMI_FFS_FILE_BEFORE_VTF_OFFSET;
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// Insert pad file to fill the gap
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if (amiOffset > offset) {
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// Determine pad file size
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UINT32 size = amiOffset - offset;
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// Construct pad file
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QByteArray pad;
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result = constructPadFile(size, revision, polarity, pad);
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if (result)
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return result;
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// Append constructed pad file to volume body
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reconstructed.append(pad);
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offset = amiOffset;
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}
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if (amiOffset < offset) {
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msg(tr("%1: volume has no free space left").arg(guidToQString(volumeHeader->FileSystemGuid)), index);
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return ERR_INVALID_VOLUME;
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}
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}
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}
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// Check alignment
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UINT8 alignmentPower;
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UINT32 base;
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@ -20,7 +20,7 @@
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<bool>true</bool>
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</property>
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<property name="windowTitle">
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<string>UEFITool 0.14.0</string>
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<string>UEFITool 0.14.1</string>
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</property>
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<widget class="QWidget" name="centralWidget">
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<property name="sizePolicy">
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