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

45 lines
1.8 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 <coreinit/debug.h>
#include "RootEntry.h"
RootEntry::RootEntry(const std::shared_ptr<DirectoryEntry> &input) : DirectoryEntry(input) {
}
uint32_t RootEntry::parseLastEntryNumber(const std::array<uint8_t, NodeEntry::LENGTH> &data) {
return ((uint32_t *) &data[8])[0];
}
std::optional<std::shared_ptr<NodeEntry>>
RootEntry::parseData
(const std::array<uint8_t, NodeEntry::LENGTH> &data,
const NodeEntryParam &param,
const std::shared_ptr<SectionEntries> &sectionEntries,
const std::shared_ptr<StringTable> &stringTable) {
auto dir = DirectoryEntry::parseData(data, param, sectionEntries, stringTable);
if (dir.has_value()) {
if ((dir.value()->entryType & ENTRY_TYPE_Directory) != ENTRY_TYPE_Directory || dir.value()->entryNumber != 0) {
DEBUG_FUNCTION_LINE("Input is no root entry.");
return {};
}
return std::shared_ptr<NodeEntry>(new RootEntry(dir.value()));
}
DEBUG_FUNCTION_LINE("Failed to parse dir");
return {};
}