mirror of
https://github.com/Maschell/JNUSLib.git
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Remove DecryptionService for now
This commit is contained in:
Maschell
parent
88c0bb8a9e
commit
53993dc8c4
@ -1,487 +0,0 @@
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/****************************************************************************
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* Copyright (C) 2016-2018 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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package de.mas.wiiu.jnus;
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import java.io.ByteArrayOutputStream;
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import java.io.File;
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import java.io.FileNotFoundException;
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import java.io.FileOutputStream;
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import java.io.IOException;
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import java.io.InputStream;
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import java.io.OutputStream;
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import java.io.PipedOutputStream;
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import java.util.ArrayList;
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import java.util.Arrays;
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import java.util.List;
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import java.util.concurrent.CompletableFuture;
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import java.util.concurrent.CompletionException;
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import java.util.concurrent.ExecutionException;
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import de.mas.wiiu.jnus.entities.TMD;
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import de.mas.wiiu.jnus.entities.Ticket;
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import de.mas.wiiu.jnus.entities.content.Content;
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import de.mas.wiiu.jnus.entities.fst.FSTEntry;
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import de.mas.wiiu.jnus.interfaces.NUSDataProvider;
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import de.mas.wiiu.jnus.utils.CheckSumWrongException;
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import de.mas.wiiu.jnus.utils.FileUtils;
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import de.mas.wiiu.jnus.utils.HashUtil;
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import de.mas.wiiu.jnus.utils.Parallelizable;
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import de.mas.wiiu.jnus.utils.StreamUtils;
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import de.mas.wiiu.jnus.utils.Utils;
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import de.mas.wiiu.jnus.utils.cryptography.NUSDecryption;
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import lombok.Getter;
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import lombok.val;
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import lombok.extern.java.Log;
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@Log
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public final class DecryptionService {
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@Getter private final NUSTitle NUSTitle;
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private boolean parallelizable = false;
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public static DecryptionService getInstance(NUSTitle nustitle) {
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return new DecryptionService(nustitle);
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}
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private DecryptionService(NUSTitle nustitle) {
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if (nustitle.getDataProvider() instanceof Parallelizable) {
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parallelizable = true;
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}
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this.NUSTitle = nustitle;
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}
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public Ticket getTicket() {
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return getNUSTitle().getTicket();
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}
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public void decryptFSTEntryTo(boolean useFullPath, FSTEntry entry, String outputPath, boolean skipExistingFile) {
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try {
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decryptFSTEntryToAsync(useFullPath, entry, outputPath, skipExistingFile).get();
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} catch (InterruptedException | ExecutionException e) {
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throw new RuntimeException(e);
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}
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}
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public CompletableFuture<Void> decryptFSTEntryToAsync(boolean useFullPath, FSTEntry entry, String outputPath, boolean skipExistingFile) {
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return CompletableFuture.runAsync(() -> {
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try {
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if (entry.isNotInPackage() || entry.getContent() == null) {
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return;
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}
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log.info("Decrypting " + entry.getFilename());
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String targetFilePath = new StringBuilder().append(outputPath).append("/").append(entry.getFilename()).toString();
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String fullPath = new StringBuilder().append(outputPath).toString();
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if (useFullPath) {
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targetFilePath = new StringBuilder().append(outputPath).append(entry.getFullPath()).toString();
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fullPath = new StringBuilder().append(outputPath).append(entry.getPath()).toString();
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if (entry.isDir()) { // If the entry is a directory. Create it and return.
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Utils.createDir(targetFilePath);
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return;
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}
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} else if (entry.isDir()) {
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return;
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}
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if (!Utils.createDir(fullPath)) {
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return;
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}
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File target = new File(targetFilePath);
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if (skipExistingFile) {
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File targetFile = new File(targetFilePath);
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if (targetFile.exists()) {
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if (entry.isDir()) {
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return;
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}
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if (targetFile.length() == entry.getFileSize()) {
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Content c = entry.getContent();
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if (c.isHashed()) {
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log.info("File already exists: " + entry.getFilename());
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return;
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} else {
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if (Arrays.equals(HashUtil.hashSHA1(target, (int) c.getDecryptedFileSize()), c.getSHA2Hash())) {
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log.info("File already exists: " + entry.getFilename());
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return;
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} else {
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log.info("File already exists with the same filesize, but the hash doesn't match: " + entry.getFilename());
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}
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}
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} else {
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log.info("File already exists but the filesize doesn't match: " + entry.getFilename());
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}
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}
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}
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// to avoid having fragmented files.
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FileUtils.FileAsOutputStreamWrapper(new File(targetFilePath), entry.getFileSize(), newOutputStream -> {
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try {
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decryptFSTEntryToStream(entry, newOutputStream);
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} catch (CheckSumWrongException e) {
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log.info("Hash doesn't match!");
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// Wrapp it into a IOException
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throw new IOException(e);
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}
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});
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} catch (Exception ex) {
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throw new CompletionException(ex);
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}
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});
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}
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public void decryptFSTEntryToStream(FSTEntry entry, OutputStream outputStream) throws IOException, CheckSumWrongException {
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long fileSize = entry.getFileSize();
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long fileOffset = entry.getFileOffset();
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long fileOffsetBlock = entry.getFileOffsetBlock();
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decryptFSTEntryToStream(entry, outputStream, fileSize, fileOffset, fileOffsetBlock);
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}
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public void decryptFSTEntryToStream(FSTEntry entry, OutputStream outputStream, long fileSize, long fileOffset, long fileOffsetBlock)
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throws IOException, CheckSumWrongException {
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if (entry.isNotInPackage() || entry.getContent() == null) {
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outputStream.close();
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return;
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}
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Content c = entry.getContent();
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NUSDataProvider dataProvider = getNUSTitle().getDataProvider();
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InputStream in = dataProvider.getInputStreamFromContent(c, fileOffsetBlock);
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if (in == null) {
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String errormsg = "Failed to open the content " + c.getFilename() + " as input stream.";
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log.warning(errormsg);
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throw new FileNotFoundException(errormsg);
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}
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try {
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decryptFSTEntryFromStreams(in, outputStream, fileSize, fileOffset, c);
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} catch (CheckSumWrongException e) {
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if (entry.getContent().isUNKNWNFlag1Set()) {
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log.info("Hash doesn't match. But file is optional. Don't worry.");
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} else {
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StringBuilder sb = new StringBuilder();
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sb.append("Hash doesn't match").append(System.lineSeparator());
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sb.append("Detailed info:").append(System.lineSeparator());
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sb.append(entry).append(System.lineSeparator());
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sb.append(entry.getContent()).append(System.lineSeparator());
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sb.append(String.format("%016x", this.NUSTitle.getTMD().getTitleID()));
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sb.append(e.getMessage() + " Calculated Hash: " + Utils.ByteArrayToString(e.getGivenHash()) + ", expected hash: "
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+ Utils.ByteArrayToString(e.getExpectedHash()));
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log.info(sb.toString());
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throw e;
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}
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}
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}
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private void decryptFSTEntryFromStreams(InputStream inputStream, OutputStream outputStream, long filesize, long fileoffset, Content content)
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throws IOException, CheckSumWrongException {
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decryptStreams(inputStream, outputStream, filesize, fileoffset, content);
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}
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private void decryptContentFromStream(InputStream inputStream, OutputStream outputStream, Content content) throws IOException, CheckSumWrongException {
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long filesize = content.getDecryptedFileSize();
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log.info("Decrypting Content " + String.format("%08X", content.getID()));
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decryptStreams(inputStream, outputStream, filesize, 0L, content);
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}
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private void decryptStreams(InputStream inputStream, OutputStream outputStream, long size, long offset, Content content)
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throws IOException, CheckSumWrongException {
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NUSDecryption nusdecryption = new NUSDecryption(getTicket());
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short contentIndex = (short) content.getIndex();
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long encryptedFileSize = content.getEncryptedFileSize();
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if (content.isEncrypted()) {
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if (content.isHashed()) {
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NUSDataProvider dataProvider = getNUSTitle().getDataProvider();
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byte[] h3 = dataProvider.getContentH3Hash(content);
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nusdecryption.decryptFileStreamHashed(inputStream, outputStream, size, offset, (short) contentIndex, h3);
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} else {
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try {
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byte[] h3Hash = content.getSHA2Hash();
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// We want to check if we read the whole file or just a part of it.
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// There should be only one actual file inside a non-hashed content.
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// But it could also contain a directory, so we need to filter.
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long fstFileSize = content.getEntries().stream().filter(f -> !f.isDir()).findFirst().map(f -> f.getFileSize()).orElse(0L);
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if (size > 0 && size < fstFileSize) {
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h3Hash = null;
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}
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nusdecryption.decryptFileStream(inputStream, outputStream, size, offset, (short) contentIndex, h3Hash, encryptedFileSize);
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} catch (Exception e) {
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e.printStackTrace();
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}
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}
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} else {
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StreamUtils.saveInputStreamToOutputStreamWithHash(inputStream, outputStream, size, content.getSHA2Hash(), encryptedFileSize);
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}
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synchronized (inputStream) {
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inputStream.close();
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}
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synchronized (outputStream) {
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outputStream.close();
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}
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}
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public void decryptContentToSync(Content content, String outPath, boolean skipExistingFile) {
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try {
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decryptContentToAsync(content, outPath, skipExistingFile).get();
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} catch (InterruptedException | ExecutionException e) {
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throw new RuntimeException(e);
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}
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}
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public CompletableFuture<Void> decryptContentToAsync(Content content, String outPath, boolean skipExistingFile) {
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return CompletableFuture.runAsync(() -> {
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try {
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String targetFilePath = outPath + File.separator + content.getFilenameDecrypted();
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if (skipExistingFile) {
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File targetFile = new File(targetFilePath);
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if (targetFile.exists()) {
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if (targetFile.length() == content.getDecryptedFileSize()) {
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log.info("File already exists : " + content.getFilenameDecrypted());
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return;
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} else {
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log.info("File already exists but the filesize doesn't match: " + content.getFilenameDecrypted());
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}
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}
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}
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if (!Utils.createDir(outPath)) {
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return;
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}
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log.info("Decrypting Content " + String.format("%08X", content.getID()));
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FileOutputStream outputStream = new FileOutputStream(new File(targetFilePath));
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decryptContentToStream(content, outputStream);
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} catch (Exception ex) {
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throw new CompletionException(ex);
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}
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});
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}
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public void decryptContentToStream(Content content, OutputStream outputStream) throws IOException, CheckSumWrongException {
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if (content == null) {
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return;
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}
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NUSDataProvider dataProvider = getNUSTitle().getDataProvider();
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InputStream inputStream = dataProvider.getInputStreamFromContent(content, 0);
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decryptContentFromStream(inputStream, outputStream, content);
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}
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public byte[] getChunkFromFile(FSTEntry entry, long offset, long size) throws IOException, CheckSumWrongException {
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ByteArrayOutputStream out = new ByteArrayOutputStream();
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long fileOffset = entry.getFileOffset() + offset;
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long fileOffsetBlock = fileOffset;
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if (entry.getContent().isHashed()) {
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fileOffsetBlock = (fileOffset / 0xFC00) * 0x10000;
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} else {
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fileOffsetBlock = (fileOffset / 0x8000) * 0x8000;
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// We need the previous IV if we don't start at the first block.
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if (fileOffset >= 0x8000 && fileOffset % 0x8000 == 0) {
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fileOffsetBlock -= 16;
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}
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}
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decryptFSTEntryToStream(entry, out, size, fileOffset, fileOffsetBlock);
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return out.toByteArray();
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}
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public PipedInputStreamWithException getDecryptedOutputAsInputStream(FSTEntry fstEntry) throws IOException {
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PipedInputStreamWithException in = new PipedInputStreamWithException();
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PipedOutputStream out = new PipedOutputStream(in);
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new Thread(() -> {
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try {
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decryptFSTEntryToStream(fstEntry, out);
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in.throwException(null);
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} catch (Exception e) {
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in.throwException(e);
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}
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}).start();
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return in;
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}
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public PipedInputStreamWithException getDecryptedContentAsInputStream(Content content) throws IOException, CheckSumWrongException {
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PipedInputStreamWithException in = new PipedInputStreamWithException();
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PipedOutputStream out = new PipedOutputStream(in);
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new Thread(() -> {
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try {// Throwing it in both cases is EXTREMLY important. Otherwise it'll end in a
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// deadlock
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decryptContentToStream(content, out);
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in.throwException(null);
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} catch (Exception e) {
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in.throwException(e);
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}
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}).start();
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return in;
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}
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// !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
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// Decrypt FSTEntry to OutputStream
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// !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
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public void decryptFSTEntryTo(String entryFullPath, OutputStream outputStream) throws IOException, CheckSumWrongException {
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FSTEntry entry = getNUSTitle().getFSTEntryByFullPath(entryFullPath).orElseThrow(() -> new FileNotFoundException("File not found: " + entryFullPath));
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decryptFSTEntryToStream(entry, outputStream);
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}
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// !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
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// Decrypt single FSTEntry to File
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// !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
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public void decryptFSTEntryTo(String entryFullPath, String outputFolder) throws IOException, CheckSumWrongException {
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decryptFSTEntryTo(false, entryFullPath, outputFolder);
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}
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public void decryptFSTEntryTo(boolean fullPath, String entryFullPath, String outputFolder) throws IOException, CheckSumWrongException {
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decryptFSTEntryTo(fullPath, entryFullPath, outputFolder, getNUSTitle().isSkipExistingFiles());
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}
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public void decryptFSTEntryTo(String entryFullPath, String outputFolder, boolean skipExistingFiles) throws IOException, CheckSumWrongException {
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decryptFSTEntryTo(false, entryFullPath, outputFolder, getNUSTitle().isSkipExistingFiles());
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}
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public void decryptFSTEntryTo(boolean fullPath, String entryFullPath, String outputFolder, boolean skipExistingFiles)
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throws IOException, CheckSumWrongException {
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FSTEntry entry = getNUSTitle().getFSTEntryByFullPath(entryFullPath).orElseThrow(() -> new FileNotFoundException("File not found: " + entryFullPath));
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decryptFSTEntryTo(fullPath, entry, outputFolder, skipExistingFiles);
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}
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public void decryptFSTEntryTo(FSTEntry entry, String outputFolder) throws IOException, CheckSumWrongException {
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decryptFSTEntryTo(false, entry, outputFolder);
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}
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public void decryptFSTEntryTo(FSTEntry entry, String outputFolder, boolean skipExistingFiles) throws IOException, CheckSumWrongException {
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decryptFSTEntryTo(false, entry, outputFolder, getNUSTitle().isSkipExistingFiles());
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}
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public void decryptFSTEntryTo(boolean fullPath, FSTEntry entry, String outputFolder) throws IOException, CheckSumWrongException {
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decryptFSTEntryTo(fullPath, entry, outputFolder, getNUSTitle().isSkipExistingFiles());
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}
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// !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
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// Decrypt list of FSTEntry to Files
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// !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
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public void decryptAllFSTEntriesTo(String outputFolder) throws IOException, CheckSumWrongException {
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Utils.createDir(outputFolder + File.separator + "code");
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Utils.createDir(outputFolder + File.separator + "content");
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Utils.createDir(outputFolder + File.separator + "meta");
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decryptFSTEntriesTo(true, ".*", outputFolder);
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}
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public void decryptFSTEntriesTo(String regEx, String outputFolder) throws IOException, CheckSumWrongException {
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decryptFSTEntriesTo(true, regEx, outputFolder);
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}
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public void decryptFSTEntriesTo(boolean fullPath, String regEx, String outputFolder) throws IOException, CheckSumWrongException {
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decryptFSTEntryListTo(fullPath, getNUSTitle().getFSTEntriesByRegEx(regEx), outputFolder);
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}
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public void decryptFSTEntryListTo(List<FSTEntry> list, String outputFolder) throws IOException, CheckSumWrongException {
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decryptFSTEntryListTo(true, list, outputFolder);
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}
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public CompletableFuture<Void> decryptFSTEntryListToAsync(boolean fullPath, List<FSTEntry> list, String outputFolder)
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throws IOException, CheckSumWrongException {
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return CompletableFuture.allOf(list.stream().map(entry -> decryptFSTEntryToAsync(fullPath, entry, outputFolder, getNUSTitle().isSkipExistingFiles()))
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.toArray(CompletableFuture[]::new));
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}
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public void decryptFSTEntryListTo(boolean fullPath, List<FSTEntry> list, String outputFolder) throws IOException, CheckSumWrongException {
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if (parallelizable && Settings.ALLOW_PARALLELISATION) {
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try {
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decryptFSTEntryListToAsync(fullPath, list, outputFolder).get();
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} catch (InterruptedException | ExecutionException e) {
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throw new RuntimeException(e);
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}
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} else {
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for (val entry : list) {
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decryptFSTEntryTo(fullPath, entry, outputFolder, getNUSTitle().isSkipExistingFiles());
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}
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}
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}
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// !!!!!!!!!!!!!!!!!!!!!!!!!!!!!
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// Save decrypted contents
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// !!!!!!!!!!!!!!!!!!!!!!!!!!!!!
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public void decryptPlainContentByID(int ID, String outputFolder) throws IOException, CheckSumWrongException {
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decryptPlainContent(getTMDFromNUSTitle().getContentByID(ID), outputFolder);
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}
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||||
public void decryptPlainContentByIndex(int index, String outputFolder) throws IOException, CheckSumWrongException {
|
||||
decryptPlainContent(getTMDFromNUSTitle().getContentByIndex(index), outputFolder);
|
||||
}
|
||||
|
||||
public void decryptPlainContent(Content c, String outputFolder) throws IOException, CheckSumWrongException {
|
||||
decryptPlainContents(new ArrayList<Content>(Arrays.asList(c)), outputFolder);
|
||||
}
|
||||
|
||||
public void decryptPlainContents(List<Content> list, String outputFolder) throws IOException, CheckSumWrongException {
|
||||
|
||||
if (parallelizable && Settings.ALLOW_PARALLELISATION) {
|
||||
try {
|
||||
decryptPlainContentsAsync(list, outputFolder).get();
|
||||
} catch (InterruptedException | ExecutionException e) {
|
||||
// wrap it.
|
||||
throw new RuntimeException(e);
|
||||
}
|
||||
} else {
|
||||
for (val c : list) {
|
||||
decryptContentToSync(c, outputFolder, getNUSTitle().isSkipExistingFiles());
|
||||
}
|
||||
}
|
||||
|
||||
}
|
||||
|
||||
public CompletableFuture<Void> decryptPlainContentsAsync(List<Content> list, String outputFolder) throws IOException, CheckSumWrongException {
|
||||
return CompletableFuture
|
||||
.allOf(list.stream().map(c -> decryptContentToAsync(c, outputFolder, getNUSTitle().isSkipExistingFiles())).toArray(CompletableFuture[]::new));
|
||||
}
|
||||
|
||||
public void decryptAllPlainContents(String outputFolder) throws IOException, CheckSumWrongException {
|
||||
decryptPlainContents(new ArrayList<Content>(getTMDFromNUSTitle().getAllContents().values()), outputFolder);
|
||||
}
|
||||
|
||||
// !!!!!!!!!!!!!!!!!!!!!!!!!!!!!
|
||||
// Other
|
||||
// !!!!!!!!!!!!!!!!!!!!!!!!!!!!!
|
||||
private TMD getTMDFromNUSTitle() {
|
||||
return getNUSTitle().getTMD();
|
||||
}
|
||||
}
|
||||
Loading…
Reference in New Issue
Block a user