wudd/source/WUD/entities/FST/nodeentry/FileEntry.cpp

74 lines
2.6 KiB
C++

/****************************************************************************
* Copyright (C) 2016-2021 Maschell
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
****************************************************************************/
#include "FileEntry.h"
#include <WUD/entities/FST/stringtable/StringTable.h>
#include <coreinit/debug.h>
#include <utility>
std::optional<std::shared_ptr<NodeEntry>>
FileEntry::parseData(const std::array<uint8_t, NodeEntry::LENGTH> &data,
const NodeEntryParam &param,
const std::shared_ptr<SectionEntries> &sectionEntries,
const std::shared_ptr<StringTable> &stringTable,
const SectionBlockSize &blockSize) {
auto size = ((uint32_t *) &data[8])[0];
auto offset = SectionAddress(blockSize, ((uint32_t *) &data[4])[0]);
auto stringNameOpt = stringTable->getStringEntry(param.uint24);
if (!stringNameOpt.has_value()) {
DEBUG_FUNCTION_LINE("Failed to get string name");
return {};
}
auto sectionEntryOpt = sectionEntries->getSection(param.sectionNumber);
if (!sectionEntryOpt.has_value()) {
DEBUG_FUNCTION_LINE("Failed to get section entry");
return {};
}
return std::shared_ptr<FileEntry>(new FileEntry(param, stringNameOpt.value(), sectionEntryOpt.value(), size, offset));
}
std::shared_ptr<SectionEntry> FileEntry::getSectionEntry() {
return sectionEntry;
}
uint64_t FileEntry::getOffset() const {
return address.getAddressInBytes();
}
uint32_t FileEntry::getSize() const {
return size;
}
FileEntry::FileEntry(
const NodeEntryParam &param,
const std::shared_ptr<StringEntry> &pStringEntry,
const std::shared_ptr<SectionEntry> &pSectionEntry,
uint32_t pSize, SectionAddress pAddress) :
NodeEntry(param.permission,
pStringEntry,
pSectionEntry,
param.parent,
param.type,
param.entryNumber),
address(std::move(pAddress)),
size(pSize) {
}