Examples with MethodNode org.objectweb.asm.tree.MethodNode used on opensource projects

Example 56 with MethodNode

use of org.objectweb.asm.tree.MethodNode in project BetterRain by OreCruncher.

the class Transformer method transformSoundManager.

private byte[] transformSoundManager(final byte[] classBytes) {
    final String[] names;
    if (TransformLoader.runtimeDeobEnabled)
        names = new String[] { "func_148594_a" };
    else
        names = new String[] { "getNormalizedVolume" };
    final String[] targetName = new String[] { "getNormalizedVolume" };
    final ClassReader cr = new ClassReader(classBytes);
    final ClassNode cn = new ClassNode(ASM5);
    cr.accept(cn, 0);
    for (final MethodNode m : cn.methods) {
        if (m.name.equals(names[0])) {
            logger.debug("Hooking " + names[0]);
            final InsnList list = new InsnList();
            list.add(new VarInsnNode(ALOAD, 1));
            list.add(new VarInsnNode(ALOAD, 2));
            list.add(new VarInsnNode(ALOAD, 3));
            final String sig = "(Lnet/minecraft/client/audio/ISound;Lnet/minecraft/client/audio/SoundPoolEntry;Lnet/minecraft/client/audio/SoundCategory;)F";
            list.add(new MethodInsnNode(INVOKESTATIC, "org/blockartistry/mod/DynSurround/client/sound/SoundManager", targetName[0], sig, false));
            list.add(new InsnNode(FRETURN));
            m.instructions.insertBefore(m.instructions.getFirst(), list);
            break;
        }
    }
    final ClassWriter cw = new ClassWriter(ClassWriter.COMPUTE_MAXS);
    cn.accept(cw);
    return cw.toByteArray();
}

Example 57 with MethodNode

use of org.objectweb.asm.tree.MethodNode in project BetterRain by OreCruncher.

the class Transformer method transformEntityRenderer.

private byte[] transformEntityRenderer(final byte[] classBytes) {
    final String[] names;
    if (TransformLoader.runtimeDeobEnabled)
        names = new String[] { "func_78474_d", "func_78484_h" };
    else
        names = new String[] { "renderRainSnow", "addRainParticles" };
    final String[] targetName = new String[] { "renderRainSnow", "addRainParticles" };
    final ClassReader cr = new ClassReader(classBytes);
    final ClassNode cn = new ClassNode(ASM5);
    cr.accept(cn, 0);
    for (final MethodNode m : cn.methods) {
        if (m.name.equals(names[0])) {
            logger.debug("Hooking " + names[0]);
            InsnList list = new InsnList();
            list.add(new VarInsnNode(ALOAD, 0));
            list.add(new VarInsnNode(FLOAD, 1));
            final String sig = "(Lnet/minecraft/client/renderer/EntityRenderer;F)V";
            list.add(new MethodInsnNode(INVOKESTATIC, "org/blockartistry/mod/DynSurround/client/RenderWeather", targetName[0], sig, false));
            list.add(new InsnNode(RETURN));
            m.instructions.insertBefore(m.instructions.getFirst(), list);
        } else if (m.name.equals(names[1])) {
            logger.debug("Hooking " + names[1]);
            InsnList list = new InsnList();
            list.add(new VarInsnNode(ALOAD, 0));
            final String sig = "(Lnet/minecraft/client/renderer/EntityRenderer;)V";
            list.add(new MethodInsnNode(INVOKESTATIC, "org/blockartistry/mod/DynSurround/client/RenderWeather", targetName[1], sig, false));
            list.add(new InsnNode(RETURN));
            m.instructions.insertBefore(m.instructions.getFirst(), list);
        }
    }
    final ClassWriter cw = new ClassWriter(ClassWriter.COMPUTE_MAXS);
    cn.accept(cw);
    return cw.toByteArray();
}

Example 58 with MethodNode

use of org.objectweb.asm.tree.MethodNode in project BetterRain by OreCruncher.

the class Transformer method transformWorld.

private byte[] transformWorld(final byte[] classBytes) {
    final String[] names;
    if (TransformLoader.runtimeDeobEnabled)
        names = new String[] { "updateWeatherBody" };
    else
        names = new String[] { "updateWeatherBody" };
    final String[] targetName = new String[] { "updateWeatherBody" };
    final ClassReader cr = new ClassReader(classBytes);
    final ClassNode cn = new ClassNode(ASM5);
    cr.accept(cn, 0);
    for (final MethodNode m : cn.methods) {
        if (m.name.equals(names[0])) {
            logger.debug("Hooking " + names[0]);
            InsnList list = new InsnList();
            list.add(new VarInsnNode(ALOAD, 0));
            final String sig = "(Lnet/minecraft/world/World;)V";
            list.add(new MethodInsnNode(INVOKESTATIC, "org/blockartistry/mod/DynSurround/server/WorldHandler", targetName[0], sig, false));
            list.add(new InsnNode(RETURN));
            m.instructions.insertBefore(m.instructions.getFirst(), list);
            break;
        }
    }
    final ClassWriter cw = new ClassWriter(ClassWriter.COMPUTE_MAXS);
    cn.accept(cw);
    return cw.toByteArray();
}

Example 59 with MethodNode

use of org.objectweb.asm.tree.MethodNode in project BetterRain by OreCruncher.

the class Transformer method transformWorldServer.

private byte[] transformWorldServer(final byte[] classBytes) {
    final String[] names;
    if (TransformLoader.runtimeDeobEnabled)
        names = new String[] { "func_73051_P" };
    else
        names = new String[] { "resetRainAndThunder" };
    final String[] targetName = new String[] { "resetRainAndThunder" };
    final ClassReader cr = new ClassReader(classBytes);
    final ClassNode cn = new ClassNode(ASM5);
    cr.accept(cn, 0);
    for (final MethodNode m : cn.methods) {
        if (m.name.equals(names[0])) {
            logger.debug("Hooking " + names[0]);
            InsnList list = new InsnList();
            list.add(new VarInsnNode(ALOAD, 0));
            final String sig = "(Lnet/minecraft/world/WorldServer;)V";
            list.add(new MethodInsnNode(INVOKESTATIC, "org/blockartistry/mod/DynSurround/server/PlayerSleepHandler", targetName[0], sig, false));
            list.add(new InsnNode(RETURN));
            m.instructions.insertBefore(m.instructions.getFirst(), list);
            break;
        }
    }
    final ClassWriter cw = new ClassWriter(ClassWriter.COMPUTE_MAXS);
    cn.accept(cw);
    return cw.toByteArray();
}

Example 60 with MethodNode

use of org.objectweb.asm.tree.MethodNode in project Galacticraft by micdoodle8.

the class MCPDeobfuscationTransformer method injectCallback.

private byte[] injectCallback(byte[] bytes) {
    ClassNode cnode = ASMHelper.createClassNode(bytes);
    MethodNode mnode = ASMHelper.findMethod(new ObfMapping(cnode.name, "<clinit>", "()V"), cnode);
    mnode.instructions.insert(new MethodInsnNode(INVOKESTATIC, "codechicken/core/asm/MCPDeobfuscationTransformer", "loadCallback", "()V"));
    return ASMHelper.createBytes(cnode, 0);
}