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Nickid2018Nickid2018
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Add Dynamic Exchange Module
1 parent b914598 commit 9a0ce2f

25 files changed

Lines changed: 958 additions & 39 deletions

‎MCDynamicExchanger/.classpath‎

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@@ -16,5 +16,7 @@
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<attribute name="maven.pomderived" value="true"/>
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</attributes>
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</classpathentry>
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<classpathentry kind="lib" path="D:/Minecraft3/.minecraft/libraries/com/mojang/brigadier/1.0.17/brigadier-1.0.17.jar"/>
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<classpathentry kind="lib" path="D:/1.14.4-remapped.jar" sourcepath="D:/1.14.4-remapped-src.zip"/>
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<classpathentry kind="output" path="target/classes"/>
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</classpath>

‎MCDynamicExchanger/MANIFEST.MF‎

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Manifest-Version: 1.0
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Created-By: Nickid2018
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Premain-Class: com.github.nickid2018.dynamicex.DEProgramInterface
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Main-Class: com.github.nickid2018.mcremap.RemapperMain
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Can-Redefine-Classes: true
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Can-Retransform-Classes: true
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Class-Path: asm-all-6.0_BETA.jar
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log4j-1.2.17.jar
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commons-io-2.6.jar
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‎MCDynamicExchanger/pom.xml‎

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@@ -1,33 +1,40 @@
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<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
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<modelVersion>4.0.0</modelVersion>
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<groupId>com.github.nickid2018</groupId>
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<artifactId>mcde</artifactId>
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<version>0.0.1</version>
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<name>MCDynamicExchanger</name>
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<build>
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<sourceDirectory>src</sourceDirectory>
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<plugins>
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<plugin>
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<artifactId>maven-compiler-plugin</artifactId>
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<version>3.7.0</version>
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<configuration>
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<source>1.8</source>
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<target>1.8</target>
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</configuration>
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</plugin>
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</plugins>
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</build>
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<dependencies>
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<dependency>
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<groupId>org.ow2.asm</groupId>
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<artifactId>asm-all</artifactId>
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<version>6.0_BETA</version>
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</dependency>
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<dependency>
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<groupId>commons-io</groupId>
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<artifactId>commons-io</artifactId>
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<version>2.6</version>
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</dependency>
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</dependencies>
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<description>A no-mod-launcher dynamic class replacer</description>
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<project xmlns="http://maven.apache.org/POM/4.0.0"
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xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
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xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
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<modelVersion>4.0.0</modelVersion>
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<groupId>com.github.nickid2018</groupId>
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<artifactId>mcde</artifactId>
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<version>0.0.1</version>
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<name>MCDynamicExchanger</name>
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<build>
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<sourceDirectory>src</sourceDirectory>
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<plugins>
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<plugin>
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<artifactId>maven-compiler-plugin</artifactId>
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<version>3.7.0</version>
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<configuration>
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<source>1.8</source>
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<target>1.8</target>
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</configuration>
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</plugin>
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</plugins>
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</build>
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<dependencies>
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<dependency>
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<groupId>org.ow2.asm</groupId>
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<artifactId>asm-all</artifactId>
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<version>6.0_BETA</version>
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</dependency>
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<dependency>
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<groupId>commons-io</groupId>
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<artifactId>commons-io</artifactId>
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<version>2.6</version>
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</dependency>
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<dependency>
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<groupId>log4j</groupId>
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<artifactId>log4j</artifactId>
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<version>1.2.17</version>
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</dependency>
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</dependencies>
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<description>A no-mod-launcher dynamic class replacer</description>
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</project>

‎MCDynamicExchanger/src/com/github/nickid2018/asmexecutor/gen/AnnonationGenerator.java‎

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@@ -0,0 +1,11 @@
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package com.github.nickid2018.asmexecutor.gen;
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import org.objectweb.asm.*;
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public class AnnonationGenerator extends AnnotationVisitor {
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public AnnonationGenerator() {
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super(Opcodes.ASM6);
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}
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}

‎MCDynamicExchanger/src/com/github/nickid2018/asmexecutor/gen/ClassGenerator.java‎

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Original file line numberDiff line numberDiff line change
@@ -11,18 +11,24 @@ public class ClassGenerator {
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public String details;
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public String cname;
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public ASMClass clazz;
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public byte[] generated;
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public ClassGenerator(String details, String cname) {
17+
this.details = details;
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this.cname = cname;
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}
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public ClassGenerator(String details) {
1622
this.details = details;
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cname = "_ASM_gen_" + (int) (Integer.MAX_VALUE * Math.random());
1724
}
1825

1926
public void make() {
2027
String[] splits = details.split("\n", 2);
2128
details = splits[1];
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String[] splitss = splits[0].split(" ", 3);
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ClassWriter writer = new ClassWriter(0);
24-
writer.visit(V1_8, Integer.parseInt(splitss[0]),
25-
cname = "_ASM_gen_" + (int) (Integer.MAX_VALUE * Math.random()), null, splitss[1],
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writer.visit(V1_8, Integer.parseInt(splitss[0]), cname, null, splitss[1],
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splitss[2].trim().isEmpty() ? null : splitss[2].trim().split(" "));
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details = details.replaceAll("[Tt][Hh][Ii][Ss]_[Cc][Ll][Aa][Ss][Ss]", cname);
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String[] arrdetail = details.split("\n");
@@ -34,23 +40,45 @@ public void make() {
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index += genMethod(writer, arrdetail, index);
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break;
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case "FIELD":
37-
index += genField(writer, arrdetail, index);
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index += genField(writer, detail);
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break;
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case "INNERCLASS":
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index += genInnerClass(writer, detail);
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break;
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case "OUTERCLASS":
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index += genOuterClass(writer, detail);
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break;
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case "DEFAULT_INIT":
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index += genDefaultInit(writer);
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break;
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default:
43-
throw new IllegalArgumentException("Uncompile Tag");
55+
throw new IllegalArgumentException("Uncongnized Tag:" + type);
4456
}
4557
}
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writer.visitEnd();
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clazz = ASMClass.newClass(writer.toByteArray());
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generated = writer.toByteArray();
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}
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public ASMClass generateClass() {
63+
return clazz = ASMClass.newClass(generated);
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}
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public Class<?> getGeneratedClass() {
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return clazz.clazz;
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}
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70+
public static int genInnerClass(ClassWriter writer, String detail) {
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String[] all = detail.split(" ");
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writer.visitInnerClass(all[1], all[2], all[3], Integer.parseInt(all[4]));
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return 1;
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}
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76+
public static int genOuterClass(ClassWriter writer, String detail) {
77+
String[] all = detail.split(" ");
78+
writer.visitOuterClass(all[1], all[2], all[3]);
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return 1;
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}
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5482
public static int genMethod(ClassWriter writer, String[] details, int offset) {
5583
int counter = 1;
5684
String description = details[offset];
@@ -67,8 +95,8 @@ public static int genMethod(ClassWriter writer, String[] details, int offset) {
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return counter;
6896
}
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70-
public static int genField(ClassWriter writer, String[] details, int offset) {
71-
String[] aftSplit = details[offset].split(" ", 5);
98+
public static int genField(ClassWriter writer, String detail) {
99+
String[] aftSplit = detail.split(" ", 5);
72100
FieldVisitor fwriter;
73101
if (aftSplit.length == 4) {
74102
fwriter = writer.visitField(Integer.parseInt(aftSplit[1]), aftSplit[2], aftSplit[3].trim(), null, null);
@@ -84,6 +112,10 @@ public static int genField(ClassWriter writer, String[] details, int offset) {
84112
return 1;
85113
}
86114

115+
public static boolean genFieldNextLine(FieldVisitor writer, String detail) {
116+
return false;
117+
}
118+
87119
public static int genDefaultInit(ClassWriter writer) {
88120
MethodVisitor mv = writer.visitMethod(ACC_PUBLIC, "<init>", "()V", null, null);
89121
mv.visitVarInsn(ALOAD, 0);

‎MCDynamicExchanger/src/com/github/nickid2018/asmexecutor/gen/ClassTransformer.java‎

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Original file line numberDiff line numberDiff line change
@@ -21,6 +21,13 @@ public ClassTransformer(byte[] asmcode) {
2121
this.asmcode = asmcode;
2222
}
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24+
public String executeInString() throws IOException {
25+
ClassReader reader = new ClassReader(asmcode);
26+
reader.accept(this, ClassReader.SKIP_DEBUG);
27+
this.writer.flush();
28+
return this.writer.toString().replaceAll(clazzName, "THIS_CLASS");
29+
}
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2431
public void execute() throws IOException {
2532
ClassReader reader = new ClassReader(asmcode);
2633
reader.accept(this, ClassReader.SKIP_DEBUG);
@@ -84,6 +91,26 @@ public FieldVisitor visitField(int access, String name, String desc, String sign
8491
}
8592
}
8693

94+
@Override
95+
public void visitInnerClass(String name, String outerName, String innerName, int access) {
96+
try {
97+
IOUtils.write("INNERCLASS " + name + " " + outerName + " " + innerName + " " + access + "\n", writer);
98+
} catch (IOException e) {
99+
throw new RuntimeException(e);
100+
}
101+
}
102+
103+
@Override
104+
public void visitOuterClass(String owner, String name, String desc) {
105+
try {
106+
IOUtils.write("OUTERCLASS " + owner + " " + name + " " + desc + "\n", writer);
107+
} catch (IOException e) {
108+
throw new RuntimeException(e);
109+
}
110+
}
111+
112+
113+
87114
public static class ClassMethodWriter extends MethodTransformer.MethodWriter {
88115

89116
public ClassMethodWriter(String desc, String name, String clazzName, StringWriter writer) throws IOException {

‎MCDynamicExchanger/src/com/github/nickid2018/asmexecutor/gen/MethodTransformer.java‎

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@@ -133,6 +133,12 @@ private String formatForFrame(Object[] obj) {
133133
}
134134
return sb.toString();
135135
}
136+
137+
@Override
138+
public AnnotationVisitor visitTypeAnnotation(int typeRef, TypePath typePath, String desc, boolean visible) {
139+
// TODO ×Ô¶¯Éú³ÉµÄ·½·¨´æ¸ù
140+
return super.visitTypeAnnotation(typeRef, typePath, desc, visible);
141+
}
136142

137143
@Override
138144
public void visitInsn(int opcode) {

‎MCDynamicExchanger/src/com/github/nickid2018/dynamicex/DEProgramInterface.java‎

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package com.github.nickid2018.dynamicex;
2+
3+
import org.apache.log4j.*;
4+
import java.lang.instrument.*;
5+
6+
public class DEProgramInterface {
7+
8+
public static Instrumentation instrumention;
9+
public static final Logger logger;
10+
11+
public static void premain(String preargs, Instrumentation inst) {
12+
instrumention = inst;
13+
inst.addTransformer(new DETransformer());
14+
}
15+
16+
static {
17+
PropertyConfigurator.configure(DEProgramInterface.class
18+
.getResourceAsStream("/com/github/nickid2018/dynamicex/resources/defaultLogFormat.properties"));
19+
logger = Logger.getLogger("DynamicExchanger");
20+
}
21+
}

‎MCDynamicExchanger/src/com/github/nickid2018/dynamicex/DETransformer.java‎

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package com.github.nickid2018.dynamicex;
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3+
import java.security.*;
4+
import org.objectweb.asm.*;
5+
import java.lang.instrument.*;
6+
import com.github.nickid2018.dynamicex.hacks.*;
7+
8+
public class DETransformer implements ClassFileTransformer {
9+
10+
@Override
11+
public byte[] transform(ClassLoader loader, String className, Class<?> classBeingRedefined,
12+
ProtectionDomain protectionDomain, byte[] classfileBuffer) throws IllegalClassFormatException {
13+
// Hack net.minecraft.commands.Commands
14+
if (className.equals("net/minecraft/commands/Commands")) {
15+
ClassReader reader = new ClassReader(classfileBuffer);
16+
ClassWriter writer = new ClassWriter(0);
17+
reader.accept(new HackCommandsWriter(writer), 0);
18+
return writer.toByteArray();
19+
}
20+
return classfileBuffer;
21+
}
22+
}

‎MCDynamicExchanger/src/com/github/nickid2018/dynamicex/DynamicClass.java‎

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1+
package com.github.nickid2018.dynamicex;
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3+
import java.lang.instrument.*;
4+
5+
public class DynamicClass {
6+
7+
public final String filePath;
8+
public final ClassDefinition definition;
9+
10+
public DynamicClass(String filePath, ClassDefinition definition) {
11+
this.filePath = filePath;
12+
this.definition = definition;
13+
}
14+
}

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