mirror of
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58 lines
2.7 KiB
C++
58 lines
2.7 KiB
C++
/****************************************************************************
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* Copyright (C) 2016-2021 Maschell
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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****************************************************************************/
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#include <coreinit/debug.h>
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#include "NodeEntries.h"
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NodeEntries::NodeEntries(RootEntry *pEntry) {
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rootEntry = pEntry;
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}
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NodeEntries::~NodeEntries() {
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delete rootEntry;
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}
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NodeEntry *NodeEntries::DeserializeImpl(uint8_t *data, uint32_t offset, DirectoryEntry *parent, uint32_t entryNumber, SectionEntries *sectionEntries, StringTable *stringTable,
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const SectionBlockSize &blockSize) {
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NodeEntry *nodeEntry = NodeEntry::AutoDeserialize(data, offset, parent, entryNumber, sectionEntries, stringTable, blockSize);
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auto asDirEntry = dynamic_cast<DirectoryEntry *>(nodeEntry);
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if (asDirEntry != nullptr) {
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uint32_t curEntryNumber = asDirEntry->entryNumber + 1;
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while (curEntryNumber < asDirEntry->lastEntryNumber) {
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NodeEntry *entry = NodeEntries::DeserializeImpl(data, offset + (curEntryNumber - asDirEntry->entryNumber) * NodeEntry::LENGTH,
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asDirEntry, curEntryNumber, sectionEntries, stringTable, blockSize);
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asDirEntry->addChild(entry);
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auto *childAsDir = dynamic_cast<DirectoryEntry *>(entry);
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if (childAsDir != nullptr) {
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curEntryNumber = childAsDir->lastEntryNumber;
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} else {
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curEntryNumber++;
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}
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}
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}
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return nodeEntry;
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}
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NodeEntries *NodeEntries::parseData(unsigned char *data, uint32_t offset, SectionEntries *sectionEntries, StringTable *stringTable, const SectionBlockSize &blockSize) {
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NodeEntry *rootEntry = NodeEntries::DeserializeImpl(data, offset, (DirectoryEntry *) nullptr, 0, sectionEntries, stringTable, blockSize);
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auto rootEntryCasted = dynamic_cast<RootEntry *>(rootEntry);
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if (rootEntryCasted != nullptr) {
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return new NodeEntries(rootEntryCasted);
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}
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OSFatal("Failed to parse Root");
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return nullptr;
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}
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