mirror of
https://github.com/LongSoft/UEFITool.git
synced 2024-11-21 15:38:22 +08:00
417 lines
15 KiB
C++
417 lines
15 KiB
C++
/* fssbuilder.cpp
|
|
|
|
Copyright (c) 2015, Nikolaj Schlej. All rights reserved.
|
|
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 "ffsbuilder.h"
|
|
|
|
#include "descriptor.h"
|
|
#include "ffs.h"
|
|
#include "peimage.h"
|
|
#include "utility.h"
|
|
#include "nvram.h"
|
|
|
|
#include <cstring>
|
|
|
|
USTATUS FfsBuilder::erase(const UModelIndex & index, UByteArray & erased)
|
|
{
|
|
// Sanity check
|
|
if (!index.isValid())
|
|
return U_INVALID_PARAMETER;
|
|
|
|
// Try to get emptyByte value from item's parsing data
|
|
UINT8 emptyByte = 0xFF;
|
|
if (!model->hasEmptyParsingData(index)) {
|
|
if (model->type(index) == Types::Volume) {
|
|
VOLUME_PARSING_DATA pdata = *(VOLUME_PARSING_DATA*)model->parsingData(index).constData();
|
|
emptyByte = pdata.emptyByte;
|
|
}
|
|
else if (model->type(index) == Types::File) {
|
|
FILE_PARSING_DATA pdata = *(FILE_PARSING_DATA*)model->parsingData(index).constData();
|
|
emptyByte = pdata.emptyByte;
|
|
}
|
|
}
|
|
|
|
erased = UByteArray(model->header(index).size() + model->body(index).size() + model->tail(index).size(), emptyByte);
|
|
|
|
return U_SUCCESS;
|
|
}
|
|
|
|
USTATUS FfsBuilder::build(const UModelIndex & root, UByteArray & image)
|
|
{
|
|
// Sanity check
|
|
if (!root.isValid())
|
|
return U_INVALID_PARAMETER;
|
|
|
|
if (model->type(root) == Types::Capsule) {
|
|
return buildCapsule(root, image);
|
|
}
|
|
else if (model->type(root) == Types::Image) {
|
|
if (model->subtype(root) == Subtypes::IntelImage) {
|
|
return buildIntelImage(root, image);
|
|
}
|
|
else if (model->subtype(root) == Subtypes::UefiImage) {
|
|
return buildRawArea(root, image);
|
|
}
|
|
}
|
|
|
|
return U_NOT_IMPLEMENTED;
|
|
}
|
|
|
|
USTATUS FfsBuilder::buildCapsule(const UModelIndex & index, UByteArray & capsule)
|
|
{
|
|
// Sanity check
|
|
if (!index.isValid())
|
|
return U_INVALID_PARAMETER;
|
|
|
|
// No action
|
|
if (model->action(index) == Actions::NoAction) {
|
|
// Use original item data
|
|
capsule = model->header(index) + model->body(index) + model->tail(index);
|
|
return U_SUCCESS;
|
|
}
|
|
|
|
// Rebuild or Replace
|
|
else if (model->action(index) == Actions::Rebuild
|
|
|| model->action(index) == Actions::Replace) {
|
|
if (model->rowCount(index)) {
|
|
// Clear the supplied UByteArray
|
|
capsule.clear();
|
|
|
|
// Right now there is only one capsule image element supported
|
|
if (model->rowCount(index) != 1) {
|
|
msg(usprintf("buildCapsule: building of capsules with %d items is not yet supported", model->rowCount(index)), index);
|
|
return U_NOT_IMPLEMENTED;
|
|
}
|
|
|
|
// Build image
|
|
UModelIndex imageIndex = index.model()->index(0, 0, index);
|
|
UByteArray imageData;
|
|
|
|
// Check image type
|
|
if (model->type(imageIndex) == Types::Image) {
|
|
USTATUS result = U_SUCCESS;
|
|
if (model->subtype(imageIndex) == Subtypes::IntelImage) {
|
|
result = buildIntelImage(imageIndex, imageData);
|
|
}
|
|
else if (model->subtype(imageIndex) == Subtypes::UefiImage) {
|
|
result = buildRawArea(imageIndex, imageData);
|
|
}
|
|
else {
|
|
msg(UString("buildCapsule: unexpected item subtype ") + itemSubtypeToUString(model->type(imageIndex), model->subtype(imageIndex)), imageIndex);
|
|
return U_UNKNOWN_ITEM_TYPE;
|
|
}
|
|
|
|
// Check build result
|
|
if (result) {
|
|
msg(UString("buildCapsule: building of ") + model->name(imageIndex) + UString(" failed with error ") + errorCodeToUString(result), imageIndex);
|
|
return result;
|
|
}
|
|
else
|
|
capsule += imageData;
|
|
}
|
|
else {
|
|
msg(UString("buildCapsule: unexpected item type ") + itemTypeToUString(model->type(imageIndex)), imageIndex);
|
|
return U_UNKNOWN_ITEM_TYPE;
|
|
}
|
|
|
|
// Check size of reconstructed capsule body, it must remain the same
|
|
UINT32 newSize = (UINT32)capsule.size();
|
|
UINT32 oldSize = (UINT32)model->body(index).size();
|
|
if (newSize > oldSize) {
|
|
msg(usprintf("buildCapsule: new capsule size %Xh (%u) is bigger than the original %Xh (%u)", newSize, newSize, oldSize, oldSize), index);
|
|
return U_INVALID_CAPSULE;
|
|
}
|
|
else if (newSize < oldSize) {
|
|
msg(usprintf("buildCapsule: new capsule size %Xh (%u) is smaller than the original %Xh (%u)", newSize, newSize, oldSize, oldSize), index);
|
|
return U_INVALID_CAPSULE;
|
|
}
|
|
}
|
|
else
|
|
capsule = model->body(index);
|
|
|
|
// Build successful, append header and tail
|
|
capsule = model->header(index) + capsule + model->tail(index);
|
|
return U_SUCCESS;
|
|
}
|
|
|
|
msg(UString("buildCapsule: unexpected action " + actionTypeToUString(model->action(index))), index);
|
|
return U_NOT_IMPLEMENTED;
|
|
}
|
|
|
|
USTATUS FfsBuilder::buildIntelImage(const UModelIndex & index, UByteArray & intelImage)
|
|
{
|
|
// Sanity check
|
|
if (!index.isValid())
|
|
return U_SUCCESS;
|
|
|
|
// No action
|
|
if (model->action(index) == Actions::NoAction) {
|
|
intelImage = model->header(index) + model->body(index) + model->tail(index);
|
|
return U_SUCCESS;
|
|
}
|
|
// Remove
|
|
else if (model->action(index) == Actions::Remove) {
|
|
intelImage.clear();
|
|
return U_SUCCESS;
|
|
}
|
|
// Rebuild
|
|
else if (model->action(index) == Actions::Rebuild) {
|
|
// First child will always be descriptor for this type of image, and it's read only for now
|
|
intelImage = model->header(index.model()->index(0, 0, index)) + model->body(index.model()->index(0, 0, index)) + model->tail(index.model()->index(0, 0, index));
|
|
|
|
// Process other regions
|
|
for (int i = 1; i < model->rowCount(index); i++) {
|
|
UModelIndex currentRegion = index.model()->index(i, 0, index);
|
|
|
|
// Skip regions with Remove action
|
|
if (model->action(currentRegion) == Actions::Remove)
|
|
continue;
|
|
|
|
// Check item type to be either region or padding
|
|
UINT8 type = model->type(currentRegion);
|
|
if (type == Types::Padding) {
|
|
// Add padding as is
|
|
intelImage += model->header(currentRegion) + model->body(currentRegion) + model->tail(currentRegion);
|
|
continue;
|
|
}
|
|
|
|
// Check region subtype
|
|
USTATUS result;
|
|
UByteArray region;
|
|
UINT8 regionType = model->subtype(currentRegion);
|
|
switch (regionType) {
|
|
case Subtypes::BiosRegion:
|
|
case Subtypes::PdrRegion:
|
|
result = buildRawArea(currentRegion, region);
|
|
if (result) {
|
|
msg(UString("buildIntelImage: building of region ") + regionTypeToUString(regionType) + UString(" failed with error ") + errorCodeToUString(result), currentRegion);
|
|
return result;
|
|
}
|
|
break;
|
|
case Subtypes::MeRegion:
|
|
case Subtypes::GbeRegion:
|
|
case Subtypes::DevExp1Region:
|
|
case Subtypes::Bios2Region:
|
|
case Subtypes::MicrocodeRegion:
|
|
case Subtypes::EcRegion:
|
|
case Subtypes::DevExp2Region:
|
|
case Subtypes::IeRegion:
|
|
case Subtypes::Tgbe1Region:
|
|
case Subtypes::Tgbe2Region:
|
|
case Subtypes::Reserved1Region:
|
|
case Subtypes::Reserved2Region:
|
|
case Subtypes::PttRegion:
|
|
// Add region as is
|
|
region = model->header(currentRegion) + model->body(currentRegion);
|
|
break;
|
|
default:
|
|
msg(UString("buildIntelImage: unknown region type"), currentRegion);
|
|
return U_UNKNOWN_ITEM_TYPE;
|
|
}
|
|
|
|
// Append the resulting region
|
|
intelImage += region;
|
|
}
|
|
|
|
// Check size of new image, it must be same as old one
|
|
UINT32 newSize = (UINT32)intelImage.size();
|
|
UINT32 oldSize = (UINT32)model->body(index).size();
|
|
if (newSize > oldSize) {
|
|
msg(usprintf("buildIntelImage: new image size %Xh (%u) is bigger than the original %Xh (%u)", newSize, newSize, oldSize, oldSize), index);
|
|
return U_INVALID_IMAGE;
|
|
}
|
|
else if (newSize < oldSize) {
|
|
msg(usprintf("buildIntelImage: new image size %Xh (%u) is smaller than the original %Xh (%u)", newSize, newSize, oldSize, oldSize), index);
|
|
return U_INVALID_IMAGE;
|
|
}
|
|
|
|
// Build successful, append header and tail
|
|
intelImage = model->header(index) + intelImage + model->tail(index);
|
|
return U_SUCCESS;
|
|
}
|
|
|
|
msg(UString("buildIntelImage: unexpected action " + actionTypeToUString(model->action(index))), index);
|
|
return U_NOT_IMPLEMENTED;
|
|
}
|
|
|
|
USTATUS FfsBuilder::buildRawArea(const UModelIndex & index, UByteArray & rawArea)
|
|
{
|
|
// Sanity check
|
|
if (!index.isValid())
|
|
return U_INVALID_PARAMETER;
|
|
|
|
// No action required
|
|
if (model->action(index) == Actions::NoAction) {
|
|
rawArea = model->header(index) + model->body(index) + model->tail(index);
|
|
return U_SUCCESS;
|
|
}
|
|
// Remove
|
|
else if (model->action(index) == Actions::Remove) {
|
|
rawArea.clear();
|
|
return U_SUCCESS;
|
|
}
|
|
// Rebuild or Replace
|
|
else if (model->action(index) == Actions::Rebuild
|
|
|| model->action(index) == Actions::Replace) {
|
|
// Rebuild if there is at least 1 child
|
|
if (model->rowCount(index)) {
|
|
// Clear the supplied UByteArray
|
|
rawArea.clear();
|
|
|
|
// Build children
|
|
for (int i = 0; i < model->rowCount(index); i++) {
|
|
USTATUS result = U_SUCCESS;
|
|
UModelIndex currentChild = index.model()->index(i, 0, index);
|
|
UByteArray currentData;
|
|
|
|
// Check child type
|
|
if (model->type(currentChild) == Types::Volume) {
|
|
result = buildVolume(currentChild, currentData);
|
|
}
|
|
else if (model->type(currentChild) == Types::Padding) {
|
|
result = buildPadding(currentChild, currentData);
|
|
}
|
|
else {
|
|
msg(UString("buildRawArea: unexpected item type ") + itemTypeToUString(model->type(currentChild)), currentChild);
|
|
return U_UNKNOWN_ITEM_TYPE;
|
|
}
|
|
// Check build result
|
|
if (result) {
|
|
msg(UString("buildRawArea: building of ") + model->name(currentChild) + UString(" failed with error ") + errorCodeToUString(result), currentChild);
|
|
return result;
|
|
}
|
|
// Append current data
|
|
rawArea += currentData;
|
|
}
|
|
|
|
// Check size of new raw area, it must be same as original one
|
|
UINT32 newSize = (UINT32)rawArea.size();
|
|
UINT32 oldSize = (UINT32)model->body(index).size();
|
|
if (newSize > oldSize) {
|
|
msg(usprintf("buildRawArea: new area size %Xh (%u) is bigger than the original %Xh (%u)", newSize, newSize, oldSize, oldSize), index);
|
|
return U_INVALID_RAW_AREA;
|
|
}
|
|
else if (newSize < oldSize) {
|
|
msg(usprintf("buildRawArea: new area size %Xh (%u) is smaller than the original %Xh (%u)", newSize, newSize, oldSize, oldSize), index);
|
|
return U_INVALID_RAW_AREA;
|
|
}
|
|
}
|
|
// No need to rebuild a raw area with no children
|
|
else {
|
|
rawArea = model->body(index);
|
|
}
|
|
|
|
// Build successful, add header if needed
|
|
rawArea = model->header(index) + rawArea + model->tail(index);
|
|
return U_SUCCESS;
|
|
}
|
|
|
|
msg(UString("buildRawArea: unexpected action " + actionTypeToUString(model->action(index))), index);
|
|
return U_NOT_IMPLEMENTED;
|
|
}
|
|
|
|
USTATUS FfsBuilder::buildPadding(const UModelIndex & index, UByteArray & padding)
|
|
{
|
|
// Sanity check
|
|
if (!index.isValid())
|
|
return U_INVALID_PARAMETER;
|
|
|
|
// No action required
|
|
if (model->action(index) == Actions::NoAction) {
|
|
padding = model->header(index) + model->body(index) + model->tail(index);
|
|
return U_SUCCESS;
|
|
}
|
|
// Remove
|
|
else if (model->action(index) == Actions::Remove) {
|
|
padding.clear();
|
|
return U_SUCCESS;
|
|
}
|
|
// Erase
|
|
else if (model->action(index) == Actions::Erase) {
|
|
return erase(index, padding);
|
|
}
|
|
|
|
msg(UString("buildPadding: unexpected action " + actionTypeToUString(model->action(index))), index);
|
|
return U_NOT_IMPLEMENTED;
|
|
}
|
|
|
|
USTATUS FfsBuilder::buildNonUefiData(const UModelIndex & index, UByteArray & data)
|
|
{
|
|
// Sanity check
|
|
if (!index.isValid())
|
|
return U_INVALID_PARAMETER;
|
|
|
|
// No action required
|
|
if (model->action(index) == Actions::NoAction) {
|
|
data = model->header(index) + model->body(index) + model->tail(index);
|
|
return U_SUCCESS;
|
|
}
|
|
// Remove
|
|
else if (model->action(index) == Actions::Remove) {
|
|
data.clear();
|
|
return U_SUCCESS;
|
|
}
|
|
// Erase
|
|
else if (model->action(index) == Actions::Erase) {
|
|
return erase(index, data);
|
|
}
|
|
|
|
// TODO: rebuild properly
|
|
|
|
msg(UString("buildNoUefiData: unexpected action " + actionTypeToUString(model->action(index))), index);
|
|
return U_NOT_IMPLEMENTED;
|
|
}
|
|
|
|
USTATUS FfsBuilder::buildFreeSpace(const UModelIndex & index, UByteArray & freeSpace)
|
|
{
|
|
// Sanity check
|
|
if (!index.isValid())
|
|
return U_INVALID_PARAMETER;
|
|
|
|
// No actions possible for free space
|
|
freeSpace = model->header(index) + model->body(index) + model->tail(index);
|
|
return U_SUCCESS;
|
|
}
|
|
|
|
USTATUS FfsBuilder::buildVolume(const UModelIndex & index, UByteArray & volume)
|
|
{
|
|
U_UNUSED_PARAMETER(index);
|
|
U_UNUSED_PARAMETER(volume);
|
|
|
|
return U_NOT_IMPLEMENTED;
|
|
}
|
|
|
|
USTATUS FfsBuilder::buildPadFile(const UModelIndex & index, UByteArray & padFile)
|
|
{
|
|
U_UNUSED_PARAMETER(index);
|
|
U_UNUSED_PARAMETER(padFile);
|
|
|
|
return U_NOT_IMPLEMENTED;
|
|
}
|
|
|
|
USTATUS FfsBuilder::buildFile(const UModelIndex & index, UByteArray & file)
|
|
{
|
|
U_UNUSED_PARAMETER(index);
|
|
U_UNUSED_PARAMETER(file);
|
|
|
|
return U_NOT_IMPLEMENTED;
|
|
}
|
|
|
|
USTATUS FfsBuilder::buildSection(const UModelIndex & index, UByteArray & section)
|
|
{
|
|
U_UNUSED_PARAMETER(index);
|
|
U_UNUSED_PARAMETER(section);
|
|
|
|
return U_NOT_IMPLEMENTED;
|
|
}
|
|
|
|
|