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Lassebq 2023-02-04 13:56:49 +02:00
parent c420216cc6
commit 25b1705e77
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GPG key ID: DE0866BB0C980B6E
8 changed files with 74 additions and 234 deletions
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11
build.gradle
View file

@ -2,10 +2,11 @@ apply plugin: 'java'
apply plugin: 'eclipse'
repositories {
maven {
url "https://mcphackers.github.io/libraries/"
}
maven {
url "https://libraries.minecraft.net/"
// Needs .poms in order to function
// url "https://mcphackers.github.io/libraries/"
}
mavenCentral()
}
@ -16,8 +17,8 @@ version = '1.0'
sourceCompatibility = 1.6
dependencies {
// implementation 'org.lwjgl:lwjgl:2.9.4'
// implementation 'org.lwjgl:lwjgl_util:2.9.4'
implementation 'org.lwjgl.lwjgl:lwjgl:2.9.4'
implementation 'org.lwjgl.lwjgl:lwjgl_util:2.9.4'
implementation 'org.ow2.asm:asm:9.3'
implementation 'org.ow2.asm:asm-tree:9.3'
implementation 'org.json:json:20220924'
@ -31,4 +32,4 @@ task sourcesJar(type: Jar) {
artifacts {
archives jar
archives sourcesJar
}
}

7
src/main/java/org/mcphackers/launchwrapper/LaunchConfig.java
View file

@ -43,6 +43,7 @@ public class LaunchConfig {
public LaunchParameter<Boolean> lwjglFrame = new LaunchParameter<Boolean>("lwjglFrame", Boolean.class, true, true);
public LaunchParameter<Boolean> isom = new LaunchParameter<Boolean>("isom", Boolean.class, false, true);
public LaunchParameter<Boolean> forceVsync = new LaunchParameter<Boolean>("forceVsync", Boolean.class, false, true);
public LaunchParameter<Boolean> forceResizable = new LaunchParameter<Boolean>("forceResizable", Boolean.class, false, true);
public LaunchParameter<String> skinProxy = new LaunchParameter<String>("skinProxy", String.class, null, true);
public LaunchParameter<Integer> resourcesProxyPort = new LaunchParameter<Integer>("resourcesProxyPort", Integer.class, null, true);
public LaunchParameter<String> serverURL = new LaunchParameter<String>("serverURL", String.class, null, true);
@ -85,7 +86,7 @@ public class LaunchConfig {
Map<String, String> map = new HashMap<String, String>();
for(Entry<String, LaunchParameter<Object>> param : parameters.entrySet()) {
if(!param.getValue().wrapperOnly && param.getValue().value != null && param.getValue().value != Boolean.FALSE) {
map.put(param.getKey(), param.getValue().getString());
map.put(param.getValue().name, param.getValue().getString());
}
}
return map;
@ -99,7 +100,7 @@ public class LaunchConfig {
if(param.getValue().get().equals(true))
list.add("--" + param.getKey());
} else {
list.add("--" + param.getKey());
list.add("--" + param.getValue().name);
list.add(param.getValue().getString());
}
}
@ -111,6 +112,7 @@ public class LaunchConfig {
public class LaunchParameter<T> {
private Class<?> type;
private T value;
private final String name;
public boolean wrapperOnly;
public LaunchParameter(String name, Class<?> type) {
@ -126,6 +128,7 @@ public class LaunchConfig {
public LaunchParameter(String name, Class<?> type, T defaultValue) {
this.type = type;
this.value = defaultValue;
this.name = name;
parameters.put(name.toLowerCase(Locale.ROOT), (LaunchParameter<Object>) this);
}

7
src/main/java/org/mcphackers/launchwrapper/loader/LaunchClassLoader.java
View file

@ -1,6 +1,7 @@
package org.mcphackers.launchwrapper.loader;
import static org.objectweb.asm.ClassWriter.*;
import static org.objectweb.asm.ClassWriter.COMPUTE_FRAMES;
import static org.objectweb.asm.ClassWriter.COMPUTE_MAXS;
import java.io.IOException;
import java.io.InputStream;
@ -8,9 +9,9 @@ import java.lang.reflect.InvocationTargetException;
import java.net.URL;
import java.net.URLClassLoader;
import java.net.URLConnection;
import java.security.CodeSigner;
import java.security.CodeSource;
import java.security.ProtectionDomain;
import java.security.cert.Certificate;
import java.util.Enumeration;
import java.util.HashMap;
import java.util.Map;
@ -103,7 +104,7 @@ public class LaunchClassLoader extends ClassLoader implements ClassNodeSource {
e.printStackTrace();
return null;
}
CodeSource codeSource = urlConnection == null ? null : new CodeSource(urlConnection.getURL(), new CodeSigner[0]);
CodeSource codeSource = urlConnection == null ? null : new CodeSource(urlConnection.getURL(), new Certificate[0]);
return new ProtectionDomain(codeSource, null);
}

3
src/main/java/org/mcphackers/launchwrapper/protocol/LegacyURLStreamHandler.java
View file

@ -50,8 +50,7 @@ public class LegacyURLStreamHandler extends URLStreamHandlerProxy {
public enum SkinType {
CLASSIC("classic"),
PRE_B1_9("pre-b1.9"),
PRE_1_7("pre-1.7"),
PRE_B1_9("pre-b1.9-pre4"),
PRE_1_8("pre-1.8"),
DEFAULT("default");

8
src/main/java/org/mcphackers/launchwrapper/protocol/SkinRequests.java
View file

@ -121,7 +121,6 @@ public class SkinRequests {
switch(skinType) {
case CLASSIC:
case PRE_B1_9:
case PRE_1_7:
case PRE_1_8:
ByteArrayInputStream bis = new ByteArrayInputStream(skindata.cape);
@ -158,18 +157,15 @@ public class SkinRequests {
overlayHeadLayer(imgu);
case PRE_B1_9:
rotateBottomTX(imgu);
case PRE_1_7:
useLeftArm(imgu);
useLeftLeg(imgu);
case PRE_1_8:
overlay64to32(imgu);
if(imgu.getImage().getHeight() == 64)
overlay64to32(imgu);
if(skindata.slim)
alexToSteve(imgu);
imgu = imgu.crop(0, 0, 64, 32);
case DEFAULT:
break;
}
skin = imgu.getInByteForm();
}
} catch (Throwable t) {

2
src/main/java/org/mcphackers/launchwrapper/protocol/SkinURLConnection.java
View file

@ -21,7 +21,7 @@ public class SkinURLConnection extends HttpURLConnection {
public SkinURLConnection(URL url, SkinType skin) {
super(url);
responseCode = 200;
skinType = skin;
skinType = skin == null ? SkinType.DEFAULT : skin;
}
@Override

229
src/main/java/org/mcphackers/launchwrapper/tweak/LegacyTweak.java
View file

@ -76,7 +76,7 @@ public class LegacyTweak extends Tweak {
private boolean supportsResizing;
/** public static main(String[]) */
protected MethodNode main;
protected SkinType skinType = SkinType.DEFAULT;
protected SkinType skinType = null;
protected int port = -1;
public LegacyTweak(ClassNodeSource source, LaunchConfig launch) {
@ -86,12 +86,6 @@ public class LegacyTweak extends Tweak {
public boolean transform() {
init();
if(launch.skinProxy.get() != null) {
skinType = SkinType.get(launch.skinProxy.get());
}
if(launch.resourcesProxyPort.get() != null) {
port = launch.resourcesProxyPort.get();
}
if(minecraft == null) {
return false;
}
@ -101,7 +95,6 @@ public class LegacyTweak extends Tweak {
}
MethodNode runTick = getTickMethod(run);
fixSplash();
fixPaulscode();
fixIndevLaunch();
addIndevSaving();
fixA111GrayScreen();
@ -331,7 +324,8 @@ public class LegacyTweak extends Tweak {
AbstractInsnNode insn1 = method.instructions.getFirst();
while(insn1 != null) {
AbstractInsnNode[] insns = fill(insn1, 6);
if(compareInsn(insns[0], ALOAD)
if(width != null && height != null
&& compareInsn(insns[0], ALOAD)
&& compareInsn(insns[1], ALOAD)
&& compareInsn(insns[2], GETFIELD, minecraft.name, width.name, width.desc)
&& compareInsn(insns[3], ALOAD)
@ -1419,13 +1413,13 @@ public class LegacyTweak extends Tweak {
} else if(i == 1) {
insns.add(intInsn(launch.height.get()));
} else {
throw new IllegalStateException("Unexpected constructor");
throw new IllegalStateException("Unexpected constructor: " + init.desc);
}
i++;
} else if(desc.equals("Z")) {
insns.add(booleanInsn(launch.fullscreen.get()));
} else {
throw new IllegalStateException("Unexpected constructor");
throw new IllegalStateException("Unexpected constructor: " + init.desc);
}
}
insns.add(new MethodInsnNode(INVOKESPECIAL, minecraftImpl.name, "<init>", init.desc));
@ -1434,21 +1428,21 @@ public class LegacyTweak extends Tweak {
private void fixSplash() {
for(MethodNode m : minecraft.methods) {
boolean store2 = false;
boolean store3 = false;
for(AbstractInsnNode insn : m.instructions) {
if(compareInsn(insn, ISTORE, 2)) {
store2 = true;
}
if(compareInsn(insn, ISTORE, 3)) {
store3 = true;
}
if(insn.getOpcode() == LDC) {
LdcInsnNode ldc = (LdcInsnNode)insn;
if(ldc.cst.equals("/title/mojang.png")) {
AbstractInsnNode insn3 = ldc.getNext();
boolean store2 = false;
boolean store3 = false;
while(insn3 != null) {
AbstractInsnNode[] insns2 = fill(insn3, 15);
if(compareInsn(insns2[0], ISTORE, 2)) {
store2 = true;
}
if(compareInsn(insns2[0], ISTORE, 3)) {
store3 = true;
}
if(store2 && store3
&& compareInsn(insns2[0], ALOAD)
&& compareInsn(insns2[1], GETFIELD, null, null, "I")
@ -1588,176 +1582,6 @@ public class LegacyTweak extends Tweak {
insn = nextInsn(insn);
}
}
@Deprecated
private void fixPaulscode() {
ClassNode libraryOpenAL = source.getClass("paulscode/sound/libraries/LibraryLWJGLOpenAL");
ClassNode libraryChannel = source.getClass("paulscode/sound/libraries/ChannelLWJGLOpenAL");
if(libraryOpenAL == null || libraryChannel == null) {
return;
}
MethodNode loadSound = InjectUtils.getMethod(libraryOpenAL, "loadSound", "(Lpaulscode/sound/FilenameURL;)Z");
if(loadSound == null) {
return;
}
MethodNode queueBuffer = InjectUtils.getMethod(libraryChannel, "queueBuffer", "([B)Z");
if(queueBuffer == null) {
return;
}
MethodNode preLoadBuffers = InjectUtils.getMethod(libraryChannel, "preLoadBuffers", "(Ljava/util/LinkedList;)Z");
if(preLoadBuffers == null) {
return;
}
MethodNode init = InjectUtils.getMethod(libraryChannel, "<init>", "(ILjava/nio/IntBuffer;)V");
if(init == null) {
return;
}
AbstractInsnNode insn = loadSound.instructions.getFirst();
boolean success = false;
while(insn != null) {
AbstractInsnNode[] insns = fill(insn, 11);
if(compareInsn(insns[0], ALOAD, 5)
&& compareInsn(insns[1], ICONST_0)
&& compareInsn(insns[2], INVOKEVIRTUAL, "java/nio/IntBuffer", "get", "(I)I")
&& compareInsn(insns[3], ILOAD, 4)
&& compareInsn(insns[4], ALOAD, 3)
&& compareInsn(insns[5], GETFIELD, "paulscode/sound/SoundBuffer", "audioData", "[B")
&& compareInsn(insns[6], INVOKESTATIC, "java/nio/ByteBuffer", "wrap", "([B)Ljava/nio/ByteBuffer;")
&& compareInsn(insns[7], ALOAD, 2)
&& compareInsn(insns[8], INVOKEVIRTUAL, "javax/sound/sampled/AudioFormat", "getSampleRate", "()F")
&& compareInsn(insns[9], F2I)
&& compareInsn(insns[10], INVOKESTATIC, "org/lwjgl/openal/AL10", "alBufferData", "(IILjava/nio/ByteBuffer;I)V")) {
loadSound.instructions.remove(insns[5]);
loadSound.instructions.remove(insns[6]);
int freeIndex = getFreeIndex(loadSound.instructions);
((VarInsnNode)insns[4]).var = freeIndex;
InsnList insert = new InsnList();
insert.add(new VarInsnNode(ALOAD, 3));
insert.add(new FieldInsnNode(GETFIELD, "paulscode/sound/SoundBuffer", "audioData", "[B"));
insert.add(new InsnNode(ARRAYLENGTH));
insert.add(new MethodInsnNode(INVOKESTATIC, "org/lwjgl/BufferUtils", "createByteBuffer", "(I)Ljava/nio/ByteBuffer;"));
insert.add(new InsnNode(DUP));
insert.add(new VarInsnNode(ASTORE, freeIndex));
insert.add(new MethodInsnNode(INVOKEVIRTUAL, "java/nio/ByteBuffer", "clear", "()Ljava/nio/Buffer;"));
insert.add(new InsnNode(POP));
insert.add(new VarInsnNode(ALOAD, freeIndex));
insert.add(new VarInsnNode(ALOAD, 3));
insert.add(new FieldInsnNode(GETFIELD, "paulscode/sound/SoundBuffer", "audioData", "[B"));
insert.add(new MethodInsnNode(INVOKEVIRTUAL, "java/nio/ByteBuffer", "put", "([B)Ljava/nio/ByteBuffer;"));
insert.add(new InsnNode(POP));
insert.add(new VarInsnNode(ALOAD, freeIndex));
insert.add(new MethodInsnNode(INVOKEVIRTUAL, "java/nio/ByteBuffer", "flip", "()Ljava/nio/Buffer;"));
insert.add(new InsnNode(POP));
loadSound.instructions.insertBefore(insn, insert);
success |= true;
break;
}
insn = nextInsn(insn);
}
boolean bufferBufferField = false;
insn = queueBuffer.instructions.getFirst();
while(insn != null) {
AbstractInsnNode[] insns = fill(insn, 6);
if(compareInsn(insns[0], ALOAD, 1)
&& compareInsn(insns[1], ICONST_0)
&& compareInsn(insns[2], ALOAD, 1)
&& compareInsn(insns[3], ARRAYLENGTH)
&& compareInsn(insns[4], INVOKESTATIC, "java/nio/ByteBuffer", "wrap", "([BII)Ljava/nio/ByteBuffer;")
&& compareInsn(insns[5], ASTORE, 1)) {
queueBuffer.instructions.remove(insns[4]);
queueBuffer.instructions.remove(insns[5]);
InsnList insert = new InsnList();
insert.add(new VarInsnNode(ALOAD, 0));
insert.add(new FieldInsnNode(GETFIELD, "paulscode/sound/libraries/ChannelLWJGLOpenAL", "bufferBuffer", "Ljava/nio/ByteBuffer;"));
insert.add(new MethodInsnNode(INVOKEVIRTUAL, "java/nio/ByteBuffer", "clear", "()Ljava/nio/Buffer;"));
insert.add(new InsnNode(POP));
insert.add(new VarInsnNode(ALOAD, 0));
insert.add(new FieldInsnNode(GETFIELD, "paulscode/sound/libraries/ChannelLWJGLOpenAL", "bufferBuffer", "Ljava/nio/ByteBuffer;"));
queueBuffer.instructions.insertBefore(insn, insert);
insert = new InsnList();
insert.add(new MethodInsnNode(INVOKEVIRTUAL, "java/nio/ByteBuffer", "put", "([BII)Ljava/nio/ByteBuffer;"));
insert.add(new InsnNode(POP));
insert.add(new VarInsnNode(ALOAD, 0));
insert.add(new FieldInsnNode(GETFIELD, "paulscode/sound/libraries/ChannelLWJGLOpenAL", "bufferBuffer", "Ljava/nio/ByteBuffer;"));
insert.add(new MethodInsnNode(INVOKEVIRTUAL, "java/nio/ByteBuffer", "flip", "()Ljava/nio/Buffer;"));
insert.add(new InsnNode(POP));
insert.add(new VarInsnNode(ALOAD, 0));
insert.add(new FieldInsnNode(GETFIELD, "paulscode/sound/libraries/ChannelLWJGLOpenAL", "bufferBuffer", "Ljava/nio/ByteBuffer;"));
insert.add(new VarInsnNode(ASTORE, 1));
queueBuffer.instructions.insert(insns[3], insert);
bufferBufferField |= true;
success |= true;
break;
}
insn = nextInsn(insn);
}
insn = preLoadBuffers.instructions.getFirst();
while(insn != null) {
AbstractInsnNode[] insns = fill(insn, 12);
if(compareInsn(insns[0], ALOAD, 1)
&& compareInsn(insns[1], ILOAD, 4)
&& compareInsn(insns[2], INVOKEVIRTUAL, "java/util/LinkedList", "get", "(I)Ljava/lang/Object;")
&& compareInsn(insns[3], CHECKCAST, "[B")
&& compareInsn(insns[4], ICONST_0)
&& compareInsn(insns[5], ALOAD, 1)
&& compareInsn(insns[6], ILOAD, 4)
&& compareInsn(insns[7], INVOKEVIRTUAL, "java/util/LinkedList", "get", "(I)Ljava/lang/Object;")
&& compareInsn(insns[8], CHECKCAST, "[B")
&& compareInsn(insns[9], ARRAYLENGTH)
&& compareInsn(insns[10], INVOKESTATIC, "java/nio/ByteBuffer", "wrap", "([BII)Ljava/nio/ByteBuffer;")
&& compareInsn(insns[11], ASTORE, 3)) {
preLoadBuffers.instructions.remove(insns[10]);
preLoadBuffers.instructions.remove(insns[11]);
InsnList insert = new InsnList();
insert.add(new VarInsnNode(ALOAD, 0));
insert.add(new FieldInsnNode(GETFIELD, "paulscode/sound/libraries/ChannelLWJGLOpenAL", "bufferBuffer", "Ljava/nio/ByteBuffer;"));
insert.add(new MethodInsnNode(INVOKEVIRTUAL, "java/nio/ByteBuffer", "clear", "()Ljava/nio/Buffer;"));
insert.add(new InsnNode(POP));
insert.add(new VarInsnNode(ALOAD, 0));
insert.add(new FieldInsnNode(GETFIELD, "paulscode/sound/libraries/ChannelLWJGLOpenAL", "bufferBuffer", "Ljava/nio/ByteBuffer;"));
preLoadBuffers.instructions.insertBefore(insn, insert);
insert = new InsnList();
insert.add(new MethodInsnNode(INVOKEVIRTUAL, "java/nio/ByteBuffer", "put", "([BII)Ljava/nio/ByteBuffer;"));
insert.add(new InsnNode(POP));
insert.add(new VarInsnNode(ALOAD, 0));
insert.add(new FieldInsnNode(GETFIELD, "paulscode/sound/libraries/ChannelLWJGLOpenAL", "bufferBuffer", "Ljava/nio/ByteBuffer;"));
insert.add(new MethodInsnNode(INVOKEVIRTUAL, "java/nio/ByteBuffer", "flip", "()Ljava/nio/Buffer;"));
insert.add(new InsnNode(POP));
insert.add(new VarInsnNode(ALOAD, 0));
insert.add(new FieldInsnNode(GETFIELD, "paulscode/sound/libraries/ChannelLWJGLOpenAL", "bufferBuffer", "Ljava/nio/ByteBuffer;"));
insert.add(new VarInsnNode(ASTORE, 3));
preLoadBuffers.instructions.insert(insns[9], insert);
bufferBufferField |= true;
success |= true;
break;
}
insn = nextInsn(insn);
}
if(bufferBufferField) {
if(InjectUtils.getField(libraryChannel, "bufferBuffer", "Ljava/nio/ByteBuffer;") == null) {
libraryChannel.fields.add(new FieldNode(0, "bufferBuffer", "Ljava/nio/ByteBuffer;", null, null));
insn = init.instructions.getFirst();
while(insn != null) {
if(compareInsn(insn, INVOKESPECIAL, "paulscode/sound/Channel", "<init>", "(I)V")) {
InsnList insert = new InsnList();
insert.add(new VarInsnNode(ALOAD, 0));
insert.add(intInsn(0x500000));
insert.add(new MethodInsnNode(INVOKESTATIC, "org/lwjgl/BufferUtils", "createByteBuffer", "(I)Ljava/nio/ByteBuffer;"));
insert.add(new FieldInsnNode(PUTFIELD, "paulscode/sound/libraries/ChannelLWJGLOpenAL", "bufferBuffer", "Ljava/nio/ByteBuffer;"));
init.instructions.insert(insn, insert);
success |= true;
break;
}
insn = nextInsn(insn);
}
}
}
if(success) {
source.overrideClass(libraryChannel);
source.overrideClass(libraryOpenAL);
debugInfo("Fixed indirect buffers in paulscode");
}
}
protected void init() {
minecraftApplet = getApplet();
@ -1784,13 +1608,21 @@ public class LegacyTweak extends Tweak {
}
}
int i = 0;
boolean previousIsWidth = false;
FieldNode width = null;
FieldNode height = null;
for(FieldNode field : minecraft.fields) {
if("I".equals(field.desc) && i <= 1 && (field.access & ACC_STATIC) == 0) {
if("I".equals(field.desc) && (field.access & ACC_STATIC) == 0) {
// Width and height are always the first two ints in Minecraft class
// Apparently they're the first two NON-STATIC fields
if(i == 0) width = field;
if(i == 1) height = field;
if(i == 0) {
previousIsWidth = true;
width = field;
}
if(i == 1 && previousIsWidth) height = field;
i++;
} else {
previousIsWidth = false;
}
if("Ljava/io/File;".equals(field.desc)) {
mcDir = field; // Possible candidate (Needed for infdev)
@ -1799,6 +1631,10 @@ public class LegacyTweak extends Tweak {
break;
}
}
}
if(width != null && height != null) {
this.width = width;
this.height = height;
}
if(minecraftApplet != null) {
String mcDesc = "L" + minecraft.name + ";";
@ -1842,6 +1678,15 @@ public class LegacyTweak extends Tweak {
}
}
}
if(launch.forceResizable.get()) {
supportsResizing = true;
}
if(launch.skinProxy.get() != null) {
skinType = SkinType.get(launch.skinProxy.get());
}
if(launch.resourcesProxyPort.get() != null) {
port = launch.resourcesProxyPort.get();
}
}
public ClassNode getApplet() {

41
src/main/java/org/mcphackers/launchwrapper/tweak/VanillaTweak.java
View file

@ -1,25 +1,20 @@
package org.mcphackers.launchwrapper.tweak;
import static org.mcphackers.launchwrapper.inject.InsnHelper.compareInsn;
import static org.objectweb.asm.Opcodes.INVOKEVIRTUAL;
import org.mcphackers.launchwrapper.LaunchConfig;
import org.mcphackers.launchwrapper.LaunchTarget;
import org.mcphackers.launchwrapper.MainLaunchTarget;
import org.mcphackers.launchwrapper.inject.ClassNodeSource;
import org.mcphackers.launchwrapper.inject.InjectUtils;
import org.mcphackers.launchwrapper.loader.LaunchClassLoader;
import org.objectweb.asm.tree.AbstractInsnNode;
import org.objectweb.asm.tree.ClassNode;
import org.objectweb.asm.tree.MethodInsnNode;
import org.objectweb.asm.tree.MethodNode;
import org.mcphackers.launchwrapper.protocol.LegacyURLStreamHandler;
import org.mcphackers.launchwrapper.protocol.LegacyURLStreamHandler.SkinType;
import org.mcphackers.launchwrapper.protocol.URLStreamHandlerProxy;
public class VanillaTweak extends Tweak {
public static final String MAIN_CLASS = "net/minecraft/client/main/Main";
protected LaunchConfig launch;
protected ClassNode minecraftMain;
protected ClassNode minecraft;
// protected ClassNode minecraftMain;
// protected ClassNode minecraft;
public VanillaTweak(ClassNodeSource source, LaunchConfig launch) {
super(source);
@ -27,24 +22,24 @@ public class VanillaTweak extends Tweak {
}
public boolean transform() {
minecraftMain = source.getClass(MAIN_CLASS);
MethodNode main = InjectUtils.getMethod(minecraftMain, "main", "([Ljava/lang/String;)V");
if(main == null) return false;
AbstractInsnNode insn = main.instructions.getLast();
while(insn != null) {
// Last call inside of main is minecraft.run();
if(compareInsn(insn, INVOKEVIRTUAL)) {
minecraft = source.getClass(((MethodInsnNode)insn).owner);
break;
}
insn = insn.getPrevious();
}
// minecraftMain = source.getClass(MAIN_CLASS);
// MethodNode main = InjectUtils.getMethod(minecraftMain, "main", "([Ljava/lang/String;)V");
// if(main == null) return false;
// AbstractInsnNode insn = main.instructions.getLast();
// while(insn != null) {
// // Last call inside of main is minecraft.run();
// if(compareInsn(insn, INVOKEVIRTUAL)) {
// minecraft = source.getClass(((MethodInsnNode)insn).owner);
// break;
// }
// insn = insn.getPrevious();
// }
return true;
}
public LaunchTarget getLaunchTarget(LaunchClassLoader loader) {
URLStreamHandlerProxy.setURLStreamHandler("http", new LegacyURLStreamHandler(SkinType.get(launch.skinProxy.get()), 11707));
MainLaunchTarget target = new MainLaunchTarget(loader, MAIN_CLASS);
launch.sessionid.set(null);
target.args = launch.getArgs();
return target;
}