Support APS (GBA) patches
This commit is contained in:
Boris Timofeev
parent
48e7040ba2
commit
2fe0d5e8bf
9 changed files with 210 additions and 8 deletions
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@ -3,7 +3,7 @@
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UniPatcher
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----------
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UniPatcher is a ROM patcher for Android that supports IPS, UPS, BPS, APS (N64), PPF, DPS, EBP and XDelta3 patch types.
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UniPatcher is a ROM patcher for Android that supports IPS, UPS, BPS, APS (GBA), APS (N64), PPF, DPS, EBP and XDelta3 patch types.
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### Additional features:
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@ -34,11 +34,14 @@ import android.util.Log;
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import org.apache.commons.io.FileUtils;
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import org.apache.commons.io.FilenameUtils;
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import org.apache.commons.io.IOUtils;
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import java.io.File;
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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.nio.channels.FileChannel;
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import java.util.ArrayList;
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import java.util.Arrays;
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import java.util.Locale;
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@ -106,6 +109,12 @@ public class Utils {
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}
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}
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public static void truncateFile(File f, long size) throws IOException {
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FileChannel channel = new FileOutputStream(f, true).getChannel();
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channel.truncate(size);
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IOUtils.closeQuietly(channel);
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}
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public static void copy(InputStream from, OutputStream to, long size) throws IOException {
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byte[] buffer = new byte[BUFFER_SIZE];
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int c;
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@ -36,7 +36,7 @@ public class APS extends Patch {
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public static final int APS_GBA_PATCH = 2;
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private static final byte[] APS_N64_MAGIC = {0x41, 0x50, 0x53, 0x31, 0x30}; // APS10
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private static final byte[] APS_GBA_MAGIC = {0x41, 0x50, 0x53, 0x31, 0x00}; // APS1
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private static final byte[] APS_GBA_MAGIC = {0x41, 0x50, 0x53, 0x31, 0x00}; // APS1 TODO удалить 0x00
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public APS(Context context, File patch, File rom, File output) {
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super(context, patch, rom, output);
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@ -49,7 +49,7 @@ public class APS extends Patch {
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case APS_N64_PATCH:
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aps = new APS_N64(context, patchFile, romFile, outputFile); break;
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case APS_GBA_PATCH:
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throw new PatchException(context.getString(R.string.notify_error_aps_gba));
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aps = new APS_GBA(context, patchFile, romFile, outputFile); break;
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case NOT_APS_PATCH:
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throw new PatchException(context.getString(R.string.notify_error_not_aps_patch));
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}
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193
app/src/main/java/org/emunix/unipatcher/patch/APS_GBA.java
Normal file
193
app/src/main/java/org/emunix/unipatcher/patch/APS_GBA.java
Normal file
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@ -0,0 +1,193 @@
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/*
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Copyright (C) 2017 Boris Timofeev
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This file is part of UniPatcher.
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UniPatcher 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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UniPatcher 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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You should have received a copy of the GNU General Public License
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along with UniPatcher. If not, see <http://www.gnu.org/licenses/>.
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*/
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package org.emunix.unipatcher.patch;
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import android.content.Context;
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import org.apache.commons.io.IOUtils;
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import org.emunix.unipatcher.R;
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import org.emunix.unipatcher.Utils;
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import java.io.BufferedInputStream;
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import java.io.File;
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import java.io.FileInputStream;
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import java.io.IOException;
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import java.io.InputStream;
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import java.io.RandomAccessFile;
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import java.util.Arrays;
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public class APS_GBA extends Patch {
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private static final byte[] MAGIC_NUMBER = {0x41, 0x50, 0x53, 0x31}; // APS1
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private static final int CHUNK_SIZE = 65536;
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private static final int[] table = { // 16-bit CRC-CCITT table
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0x0000, 0x1021, 0x2042, 0x3063, 0x4084, 0x50A5, 0x60C6, 0x70E7,
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0x8108, 0x9129, 0xA14A, 0xB16B, 0xC18C, 0xD1AD, 0xE1CE, 0xF1EF,
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0x1231, 0x0210, 0x3273, 0x2252, 0x52B5, 0x4294, 0x72F7, 0x62D6,
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0x9339, 0x8318, 0xB37B, 0xA35A, 0xD3BD, 0xC39C, 0xF3FF, 0xE3DE,
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0x2462, 0x3443, 0x0420, 0x1401, 0x64E6, 0x74C7, 0x44A4, 0x5485,
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0xA56A, 0xB54B, 0x8528, 0x9509, 0xE5EE, 0xF5CF, 0xC5AC, 0xD58D,
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0x3653, 0x2672, 0x1611, 0x0630, 0x76D7, 0x66F6, 0x5695, 0x46B4,
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0xB75B, 0xA77A, 0x9719, 0x8738, 0xF7DF, 0xE7FE, 0xD79D, 0xC7BC,
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0x48C4, 0x58E5, 0x6886, 0x78A7, 0x0840, 0x1861, 0x2802, 0x3823,
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0xC9CC, 0xD9ED, 0xE98E, 0xF9AF, 0x8948, 0x9969, 0xA90A, 0xB92B,
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0x5AF5, 0x4AD4, 0x7AB7, 0x6A96, 0x1A71, 0x0A50, 0x3A33, 0x2A12,
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0xDBFD, 0xCBDC, 0xFBBF, 0xEB9E, 0x9B79, 0x8B58, 0xBB3B, 0xAB1A,
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0x6CA6, 0x7C87, 0x4CE4, 0x5CC5, 0x2C22, 0x3C03, 0x0C60, 0x1C41,
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0xEDAE, 0xFD8F, 0xCDEC, 0xDDCD, 0xAD2A, 0xBD0B, 0x8D68, 0x9D49,
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0x7E97, 0x6EB6, 0x5ED5, 0x4EF4, 0x3E13, 0x2E32, 0x1E51, 0x0E70,
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0xFF9F, 0xEFBE, 0xDFDD, 0xCFFC, 0xBF1B, 0xAF3A, 0x9F59, 0x8F78,
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0x9188, 0x81A9, 0xB1CA, 0xA1EB, 0xD10C, 0xC12D, 0xF14E, 0xE16F,
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0x1080, 0x00A1, 0x30C2, 0x20E3, 0x5004, 0x4025, 0x7046, 0x6067,
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0x83B9, 0x9398, 0xA3FB, 0xB3DA, 0xC33D, 0xD31C, 0xE37F, 0xF35E,
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0x02B1, 0x1290, 0x22F3, 0x32D2, 0x4235, 0x5214, 0x6277, 0x7256,
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0xB5EA, 0xA5CB, 0x95A8, 0x8589, 0xF56E, 0xE54F, 0xD52C, 0xC50D,
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0x34E2, 0x24C3, 0x14A0, 0x0481, 0x7466, 0x6447, 0x5424, 0x4405,
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0xA7DB, 0xB7FA, 0x8799, 0x97B8, 0xE75F, 0xF77E, 0xC71D, 0xD73C,
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0x26D3, 0x36F2, 0x0691, 0x16B0, 0x6657, 0x7676, 0x4615, 0x5634,
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0xD94C, 0xC96D, 0xF90E, 0xE92F, 0x99C8, 0x89E9, 0xB98A, 0xA9AB,
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0x5844, 0x4865, 0x7806, 0x6827, 0x18C0, 0x08E1, 0x3882, 0x28A3,
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0xCB7D, 0xDB5C, 0xEB3F, 0xFB1E, 0x8BF9, 0x9BD8, 0xABBB, 0xBB9A,
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0x4A75, 0x5A54, 0x6A37, 0x7A16, 0x0AF1, 0x1AD0, 0x2AB3, 0x3A92,
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0xFD2E, 0xED0F, 0xDD6C, 0xCD4D, 0xBDAA, 0xAD8B, 0x9DE8, 0x8DC9,
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0x7C26, 0x6C07, 0x5C64, 0x4C45, 0x3CA2, 0x2C83, 0x1CE0, 0x0CC1,
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0xEF1F, 0xFF3E, 0xCF5D, 0xDF7C, 0xAF9B, 0xBFBA, 0x8FD9, 0x9FF8,
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0x6E17, 0x7E36, 0x4E55, 0x5E74, 0x2E93, 0x3EB2, 0x0ED1, 0x1EF0
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};
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public APS_GBA(Context context, File patch, File rom, File output) {
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super(context, patch, rom, output);
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}
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@Override
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public void apply() throws PatchException, IOException {
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long fileSize1, fileSize2, bytesLeft, offset;
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int crc, patchCrc1, patchCrc2, pCount, oCount;
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boolean isOriginal = false;
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boolean isModified = false;
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byte[] romBuf = new byte[CHUNK_SIZE];
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byte[] patchBuf = new byte[CHUNK_SIZE];
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BufferedInputStream patchStream = null;
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RandomAccessFile output = null;
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Utils.copyFile(context, romFile, outputFile);
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try {
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patchStream = new BufferedInputStream(new FileInputStream(patchFile));
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output = new RandomAccessFile(outputFile, "rw");
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byte[] magic = new byte[4];
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pCount = patchStream.read(magic);
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if (pCount < 4 || !Arrays.equals(magic, MAGIC_NUMBER))
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throw new PatchException(context.getString(R.string.notify_error_not_aps_patch));
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fileSize1 = readLEInt(patchStream);
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fileSize2 = readLEInt(patchStream);
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if (fileSize1 < 0 || fileSize2 < 0)
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throw new PatchException(context.getString(R.string.notify_error_not_aps_patch));
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bytesLeft = patchFile.length() - 12;
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while (bytesLeft > 0) {
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offset = readLEInt(patchStream);
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patchCrc1 = readLEChar(patchStream);
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patchCrc2 = readLEChar(patchStream);
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bytesLeft -= 8;
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if (offset < 0 || patchCrc1 < 0 || patchCrc2 < 0)
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throw new PatchException(context.getString(R.string.notify_error_not_aps_patch));
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output.seek(offset);
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oCount = output.read(romBuf);
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pCount = patchStream.read(patchBuf);
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bytesLeft -= CHUNK_SIZE;
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if (pCount < CHUNK_SIZE)
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throw new PatchException(context.getString(R.string.notify_error_not_aps_patch));
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if (oCount < CHUNK_SIZE) {
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if (oCount < 0) oCount = 0;
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for (int i = oCount; i < CHUNK_SIZE; i++)
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romBuf[i] = 0x0;
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}
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crc = crc16(romBuf);
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for(int i = 0; i < CHUNK_SIZE; i++)
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romBuf[i] ^= patchBuf[i];
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if (crc == patchCrc1) {
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isOriginal = true;
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} else if (crc == patchCrc2) {
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isModified = true;
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} else {
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throw new PatchException(context.getString(R.string.notify_error_rom_not_compatible_with_patch));
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}
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if (isOriginal && isModified)
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throw new PatchException(context.getString(R.string.notify_error_not_aps_patch));
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output.seek(offset);
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output.write(romBuf);
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}
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} finally {
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IOUtils.closeQuietly(patchStream);
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IOUtils.closeQuietly(output);
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}
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if(isOriginal) {
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Utils.truncateFile(outputFile, fileSize1);
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} else {
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Utils.truncateFile(outputFile, fileSize2);
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}
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}
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private long readLEInt(InputStream stream) throws IOException {
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long result = 0;
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int x;
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for (int i = 0; i < 4; i++) {
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x = stream.read();
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if (x == -1)
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return -1;
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result += ((long) x) << (i * 8);
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}
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return result;
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}
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private int readLEChar(InputStream stream) throws IOException {
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int result = 0;
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int x;
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for (int i = 0; i < 2; i++) {
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x = stream.read();
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if (x == -1)
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return -1;
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result += x << (i * 8);
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}
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return result;
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}
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private int crc16(byte[] data) {
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int crc = 0xffff;
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for (byte b : data) {
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crc = (crc << 8) ^ table[((crc >> 8) ^ b) & 0xff];
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crc = (short) crc & 0xffff;
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}
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return crc;
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}
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}
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@ -1,5 +1,5 @@
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<body>
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<p>UniPatcher is a ROM patcher that supports IPS, UPS, BPS, APS (N64), PPF, DPS, EBP and XDelta3 patch types.</p>
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<p>UniPatcher is a ROM patcher that supports IPS, UPS, BPS, APS (GBA), APS (N64), PPF, DPS, EBP and XDelta3 patch types.</p>
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<p>Additional features:</p>
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<ul>
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<li>Fix checksum in Sega Mega Drive ROMs</li>
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@ -2,7 +2,7 @@
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<h4>0.12 (January 15, 2017)</h4>
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<ul>
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<li>Support APS patches (Nintendo 64 only)</li>
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<li>Support APS patches (Nintendo 64 and Game Boy Advance)</li>
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</ul>
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<h4>0.11 (December 25, 2016)</h4>
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@ -6,7 +6,7 @@
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<p>UniPatcher is an Android tool for applying patches to ROM images of various video game consoles.</p>
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<h4>What patch formats are supported?</h4>
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<p>The app supports IPS, UPS, BPS, APS (N64), PPF, DPS, EBP and XDelta3 patches.</p>
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<p>The app supports IPS, UPS, BPS, APS (GBA), APS (N64), PPF, DPS, EBP and XDelta3 patches.</p>
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<h4>Can I hack or crack Android game using this app?</h4>
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<p>No. UniPatcher is not designed to hack the Android games.</p>
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@ -65,7 +65,6 @@
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<string name="notify_error_not_bps_patch">Not a valid BPS patch</string>
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<string name="notify_error_not_ppf_patch">Not a valid PPF patch</string>
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<string name="notify_error_not_aps_patch">Not a valid APS patch</string>
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<string name="notify_error_aps_gba">APS for GBA not supported yet</string>
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<string name="notify_error_not_ebp_patch">Not a valid EBP patch</string>
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<string name="notify_error_not_dps_patch">Not a valid DPS patch</string>
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<string name="notify_error_not_xdelta3_patch">Not a valid XDelta3 patch</string>
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@ -126,7 +125,7 @@
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<string name="send_feedback_error_no_email_apps">There are no email clients installed</string>
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<string name="share_dialog_title">Share UniPatcher</string>
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<string name="share_text">Download the best ROM patcher for Android. It supports IPS, UPS, BPS, APS (N64), PPF, DPS, EBP and XDelta3 patch types.\n\n</string>
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<string name="share_text">Download the best ROM patcher for Android. It supports IPS, UPS, BPS, APS (GBA), APS (N64), PPF, DPS, EBP and XDelta3 patch types.\n\n</string>
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<!-- Navigation list -->
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<string name="nav_apply_patch">Apply patch</string>
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@ -10,6 +10,7 @@ Utility to apply patches to game rom.
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• IPS
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• UPS
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• BPS
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• APS (GBA)
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• APS (N64)
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• PPF
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• DPS
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