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- //
- // Created by Иван_Архипов on 07.11.2017.
- //
- #include "SubDirectory.h"
- #include "DatFile.h"
- #include "SubFile.h"
- #include "BinaryData.h"
- #include "SubfileData.h"
- #include "EasyLogging++/easylogging++.h"
- #include "DatOperationResult.h"
- #include "Subfiles/TextSubFile.h"
- #include "Subfiles/DdsSubFile.h"
- #include "Subfiles/FontSubFile.h"
- #include "Subfiles/JpgSubFile.h"
- #include "Subfiles/OggSubFile.h"
- #include "Subfiles/WavSubFile.h"
- #include "Subfiles/UnknownSubFile.h"
- namespace LOTRO_DAT {
- std::unordered_set<long long> SubDirectory::visited_subdirectories_ = std::unordered_set<long long>();
- std::unordered_set<long long> SubDirectory::visited_subfiles_ = std::unordered_set<long long>();
- std::set<std::shared_ptr<SubDirectory>, SubDirectory::SubDirectoryOffsetComp> SubDirectory::subdir_init_queue_
- = std::set<std::shared_ptr<SubDirectory>, SubDirectory::SubDirectoryOffsetComp>();
- std::set<std::shared_ptr<SubDirectory>, SubDirectory::SubDirectoryOffsetComp> SubDirectory::subfile_init_queue_
- = std::set<std::shared_ptr<SubDirectory>, SubDirectory::SubDirectoryOffsetComp>();
- SubDirectory::~SubDirectory() {
- subfiles_.clear();
- subdirs_.clear();
- }
- SubDirectory::SubDirectory(long long offset, DatFile &dat, long long max_subdirs) :
- dat_(dat), offset_(offset), max_subdirs_(max_subdirs) {
- }
- bool SubDirectory::MakeSubDirectories() {
- BinaryData data(1024);
- dat_.getIO().ReadData(data, 63 * 8, offset_);
- if (data.Empty()) {
- LOG(ERROR) << "(READ ERROR) Incorrect directory at offset " << offset_;
- return false;
- }
- if (data.ToNumber<4>(0) != 0 || data.ToNumber<4>(4) != 0) {
- LOG(WARNING) << "first 8 bytes are not equal to 0 at offset " << offset_;
- return false;
- }
- for (unsigned int i = 8; i < 63 * 8; i += 8) {
- if (data.ToNumber<4>(i) == 0 || data.ToNumber<4>(i + 4) == 0)
- break;
- // if (visited_subdirectories_.count(data.ToNumber<4>(i + 4)) > 0) {
- // LOG(WARNING) << "Visiting subdirectory at offset " << data.ToNumber<4>(i + 4) << " more than one time. Passing.";
- // continue;
- // }
- visited_subdirectories_.insert(data.ToNumber<4>(i + 4));
- std::shared_ptr<SubDirectory> subdir = std::make_shared<SubDirectory>(data.ToNumber<4>(i + 4), dat_);
- //if (subdir->subfiles_.empty() && subdir->subdirs_.empty()) {
- // LOG(WARNING) << "Sub-subdirectory is empty or made empty... Dictionary offset = " << offset_ + i << "; Passing others";
- // break;
- //} else {
- subdirs_.push_back(subdir);
- subdir_init_queue_.insert(subdir);
- //}
- }
- return true;
- }
- bool SubDirectory::MakeSubFiles() {
- BinaryData data = BinaryData(4);
- dat_.getIO().ReadData(data, 4, offset_ + 63 * 8);
- if (data.Empty()) {
- LOG(ERROR) << "(READ ERROR) Incorrect directory at offset " << offset_;
- return false;
- }
- auto subfiles_number = data.ToNumber<4>(0);
- if (subfiles_number >= 64) {
- LOG(ERROR) << "Incorrect directory (subfiles_num >= 64) at offset " << offset_;
- return false;
- }
- subfiles_.resize(unsigned(subfiles_number), nullptr);
- BinaryData headers(32 * unsigned(subfiles_number));
- dat_.getIO().ReadData(headers, 32 * subfiles_number, offset_ + 63 * 8 + 4);
- // LOG(INFO) << "============== DIRECTORY offset = " << offset_ << "=======================";
- for (int i = 0; i < subfiles_number; i++) {
- BinaryData header = headers.CutData(32 * i, 32 * (i + 1));
- if (header.Empty()) {
- LOG(ERROR) << "(READ ERROR) Incorrect directory (unable to read subfile data) at offset " << offset_;
- return false;
- }
- if (header.ToNumber<4>(20) == 0 || header.ToNumber<4>(28) != 0)
- continue;
- if (visited_subfiles_.count(header.ToNumber<4>(4))) {
- LOG(ERROR) << "Found duplicate file with id " << header.ToNumber<4>(4);
- break;
- }
- subfiles_[i] = MakeSubfile(
- offset_ + 63 * 8 + 4 + 32 * i,
- header.ToNumber<4>(0), // unknown1
- header.ToNumber<4>(4), // file_id
- header.ToNumber<4>(8), // file_offset
- header.ToNumber<4>(12), // file_size
- header.ToNumber<4>(16), // timestamp
- header.ToNumber<4>(20), // version
- header.ToNumber<4>(24), // block_size
- header.ToNumber<4>(28) // unknown2 - must be zero??
- );
- // LOG(INFO) << subfiles_[i]->file_id();
- //if (dat_.CorrectSubfile(subfiles_[i])) {
- visited_subfiles_.insert(subfiles_[i]->file_id());
- // } else {
- // LOG(WARNING) << "Incorrect SubFile in directory at offset " << offset_ + 63 * 8 + 4 + 32 * i << " (id = " << subfiles_[i]->file_id() << ");";
- // subfiles_[i] = nullptr;
- // break;
- // }
- }
- return true;
- }
- void SubDirectory::MakeDictionary(std::map<long long, std::shared_ptr<SubFile> > &dict) {
- for (const std::shared_ptr<SubFile> &file: subfiles_) {
- if (!file)
- continue;
- if (dict.count(file->file_id() != 0)) {
- LOG(WARNING) << "Found multiple instances of file " << file->file_id() << " at dictionary offset "
- << file->dictionary_offset() << ". Base offset = " << dict[file->file_id()]->dictionary_offset();
- //if (!dat_.CorrectSubfile(file) || dat_.CorrectSubfile(dict[file->file_id_]))
- // continue;
- }
- dict[file->file_id()] = file;
- }
- for (const auto &dir : subdirs_) {
- dir->MakeDictionary(dict);
- }
- }
- std::shared_ptr<SubFile> SubDirectory::MakeSubfile(long long dictionary_offset, long long unknown1, long long file_id,
- long long file_offset, long long file_size, long long timestamp,
- long long version, long long block_size, long long unknown2) {
- FILE_TYPE type = GetSubfileType(file_id, file_offset);
- switch (type) {
- case TEXT:
- return std::dynamic_pointer_cast<SubFile>(std::make_shared<TextSubFile>(dat_, dictionary_offset, unknown1, file_id, file_offset, file_size, timestamp, version, block_size, unknown2));
- case JPG:
- return std::dynamic_pointer_cast<SubFile>(std::make_shared<JpgSubFile>(dat_, dictionary_offset, unknown1, file_id, file_offset, file_size, timestamp, version, block_size, unknown2));
- case DDS:
- return std::dynamic_pointer_cast<SubFile>(std::make_shared<DdsSubFile>(dat_, dictionary_offset, unknown1, file_id, file_offset, file_size, timestamp, version, block_size, unknown2));
- case WAV:
- return std::dynamic_pointer_cast<SubFile>(std::make_shared<WavSubFile>(dat_, dictionary_offset, unknown1, file_id, file_offset, file_size, timestamp, version, block_size, unknown2));
- case OGG:
- return std::dynamic_pointer_cast<SubFile>(std::make_shared<OggSubFile>(dat_, dictionary_offset, unknown1, file_id, file_offset, file_size, timestamp, version, block_size, unknown2));
- case FONT:
- return std::dynamic_pointer_cast<SubFile>(std::make_shared<FontSubFile>(dat_, dictionary_offset, unknown1, file_id, file_offset, file_size, timestamp, version, block_size, unknown2));
- case UNKNOWN:
- return std::dynamic_pointer_cast<SubFile>(std::make_shared<UnknownSubFile>(dat_, dictionary_offset, unknown1, file_id, file_offset, file_size, timestamp, version, block_size, unknown2));
- }
- LOG(ERROR) << "Incorrect file type..";
- return std::dynamic_pointer_cast<SubFile>(std::make_shared<UnknownSubFile>(dat_, dictionary_offset, unknown1, file_id, file_offset, file_size, timestamp, version, block_size, unknown2));
- }
- FILE_TYPE SubDirectory::GetSubfileType(long long file_id, long long file_offset) const {
- // Text check based on file_id
- if (((unsigned long long) file_id >> 24ull) == 0x25ull)
- return TEXT;
- // Font check based on file_id
- if (((unsigned long long) file_id >> 24ull) == 0x42ull)
- return FONT;
- BinaryData header(64);
- dat_.getIO().ReadData(header, 64, (unsigned) file_offset + 8);
- if (header.Empty()) {
- LOG(ERROR) << "Unable to read file header. file_id = " << file_id << ", offset = " << offset_;
- return UNKNOWN;
- }
- // jpeg / dds check
- if (((unsigned long long) file_id >> 24ull) == 0x41ull) {
- long long soi = header.ToNumber<2>(24);
- long long marker = header.ToNumber<2>(26);
- //auto markerSize = header.ToNumber<short>(28);
- //auto four = header.ToNumber<int>(30);
- if ((soi == 0xD8FFll && marker == 0xE0FFll) || marker == 0xE1FFll)
- return JPG;
- return DDS;
- }
- // Ogg and Wav check
- if (header[8] == 0x4F && header[9] == 0x67 && header[10] == 0x67 && header[11] == 0x53)
- return OGG;
- if (header[8] == 0x52 && header[9] == 0x49 && header[10] == 0x46 && header[11] == 0x46)
- return WAV;
- return UNKNOWN;
- }
- void SubDirectory::clear() {
- subfiles_.clear();
- subdirs_.clear();
- }
- };
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