mirror of
https://github.com/melonDS-emu/melonDS.git
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110 lines
3.1 KiB
C++
110 lines
3.1 KiB
C++
/*
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Copyright 2016-2020 Arisotura, WaluigiWare64
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This file is part of melonDS.
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melonDS is free software: you can redistribute it and/or modify it under
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the terms of the GNU General Public License as published by the Free
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Software Foundation, either version 3 of the License, or (at your option)
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any later version.
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melonDS is distributed in the hope that it will be useful, but WITHOUT ANY
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WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
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FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details.
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You should have received a copy of the GNU General Public License along
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with melonDS. If not, see http://www.gnu.org/licenses/.
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*/
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#include "ArchiveUtil.h"
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#ifdef _WIN32
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#include <direct.h>
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#define mkdir(dir, mode) _mkdir(dir)
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#endif
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namespace Archive
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{
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QVector<QString> ListArchive(const char* path)
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{
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struct archive *a;
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struct archive_entry *entry;
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int r;
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QVector<QString> fileList = {"OK"};
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a = archive_read_new();
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archive_read_support_filter_all(a);
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archive_read_support_format_all(a);
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r = archive_read_open_filename(a, path, 10240);
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if (r != ARCHIVE_OK)
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{
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return QVector<QString> {"Err"};
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}
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while (archive_read_next_header(a, &entry) == ARCHIVE_OK)
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{
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fileList.push_back(archive_entry_pathname(entry));
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archive_read_data_skip(a);
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}
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archive_read_close(a);
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archive_read_free(a);
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if (r != ARCHIVE_OK)
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{
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return QVector<QString> {"Err"};
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}
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return fileList;
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}
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QVector<QString> ExtractFileFromArchive(const char* path, const char* wantedFile)
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{
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struct archive *a = archive_read_new();
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struct archive_entry *entry;
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int r;
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archive_read_support_format_all(a);
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archive_read_support_filter_all(a);
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r = archive_read_open_filename(a, path, 10240);
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if (r != ARCHIVE_OK)
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{
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return QVector<QString> {"Err"};
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}
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while (archive_read_next_header(a, &entry) == ARCHIVE_OK) {
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if (wantedFile == nullptr)
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{
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break;
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}
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if (strcmp(wantedFile, archive_entry_pathname(entry)) == 0)
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{
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break;
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}
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}
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size_t bytesToWrite = archive_entry_size(entry);
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auto archiveBuffer = std::make_unique<u8[]>(bytesToWrite);
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ssize_t bytesRead = archive_read_data(a, archiveBuffer.get(), bytesToWrite);
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if (bytesRead < 0)
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{
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printf(archive_error_string(a));
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archiveBuffer.reset(nullptr);
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return QVector<QString> {"Err", archive_error_string(a)};
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}
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QString nameToWrite = QFileInfo(path).absolutePath() + "/" + QFileInfo(path).baseName() + "/" + archive_entry_pathname(entry);
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mkdir(QFileInfo(path).baseName().toUtf8().constData(), 600); // Create directory otherwise fopen will not open the file
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FILE* fileToWrite = fopen(nameToWrite.toUtf8().constData(), "wb");
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fwrite((char*)archiveBuffer.get(), bytesToWrite, 1, fileToWrite);
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fclose(fileToWrite);
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archiveBuffer.reset(nullptr);
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archive_read_close(a);
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archive_read_free(a);
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return QVector<QString> {nameToWrite};
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}
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}
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