Examples with MethodImplementationBuilder org.jf.dexlib2.builder.MethodImplementationBuilder used on opensource projects

Example 6 with MethodImplementationBuilder

use of org.jf.dexlib2.builder.MethodImplementationBuilder in project smali by JesusFreke.

the class PayloadAlignmentTest method testPayloadAlignmentAddNop.

@Test
public void testPayloadAlignmentAddNop() {
    MethodImplementationBuilder implBuilder = new MethodImplementationBuilder(10);
    implBuilder.addInstruction(new BuilderInstruction12x(Opcode.MOVE, 0, 0));
    implBuilder.addInstruction(new BuilderArrayPayload(4, null));
    List<? extends Instruction> instructions = Lists.newArrayList(implBuilder.getMethodImplementation().getInstructions());
    Assert.assertEquals(instructions.size(), 3);
    Instruction instruction = instructions.get(0);
    Assert.assertEquals(instruction.getOpcode(), Opcode.MOVE);
    instruction = instructions.get(1);
    Assert.assertEquals(instruction.getOpcode(), Opcode.NOP);
    instruction = instructions.get(2);
    Assert.assertEquals(instruction.getOpcode(), Opcode.ARRAY_PAYLOAD);
}

Example 7 with MethodImplementationBuilder

use of org.jf.dexlib2.builder.MethodImplementationBuilder in project smali by JesusFreke.

the class FixOffsetsTest method testFixOffsets.

@Test
public void testFixOffsets() {
    MethodImplementationBuilder builder = new MethodImplementationBuilder(1);
    Label firstGotoTarget = builder.getLabel("firstGotoTarget");
    builder.addInstruction(new BuilderInstruction10t(Opcode.GOTO, firstGotoTarget));
    builder.addLineNumber(1);
    for (int i = 0; i < 250; i++) {
        builder.addInstruction(new BuilderInstruction10x(Opcode.NOP));
    }
    builder.addLabel("tryStart");
    builder.addLineNumber(2);
    for (int i = 0; i < 250; i++) {
        builder.addInstruction(new BuilderInstruction10x(Opcode.NOP));
    }
    builder.addLineNumber(3);
    Label secondGotoTarget = builder.getLabel("secondGotoTarget");
    builder.addInstruction(new BuilderInstruction10t(Opcode.GOTO, secondGotoTarget));
    builder.addLineNumber(4);
    builder.addLabel("handler");
    for (int i = 0; i < 500; i++) {
        builder.addInstruction(new BuilderInstruction10x(Opcode.NOP));
    }
    builder.addLineNumber(5);
    builder.addLabel("tryEnd");
    builder.addLabel("firstGotoTarget");
    builder.addLabel("secondGotoTarget");
    builder.addInstruction(new BuilderInstruction10x(Opcode.RETURN_VOID));
    Label tryStart = builder.getLabel("tryStart");
    Label tryEnd = builder.getLabel("tryEnd");
    Label handler = builder.getLabel("handler");
    builder.addCatch(tryStart, tryEnd, handler);
    MethodImplementation impl = builder.getMethodImplementation();
    List<? extends Instruction> instructions = Lists.newArrayList(impl.getInstructions());
    Assert.assertEquals(1003, instructions.size());
    Assert.assertEquals(Opcode.GOTO_16, instructions.get(0).getOpcode());
    Assert.assertEquals(1004, ((OffsetInstruction) instructions.get(0)).getCodeOffset());
    Assert.assertEquals(Opcode.GOTO_16, instructions.get(501).getOpcode());
    Assert.assertEquals(502, ((OffsetInstruction) instructions.get(501)).getCodeOffset());
    List<? extends TryBlock<? extends ExceptionHandler>> exceptionHandlers = impl.getTryBlocks();
    Assert.assertEquals(1, exceptionHandlers.size());
    Assert.assertEquals(252, exceptionHandlers.get(0).getStartCodeAddress());
    Assert.assertEquals(752, exceptionHandlers.get(0).getCodeUnitCount());
    Assert.assertEquals(1, exceptionHandlers.get(0).getExceptionHandlers().size());
    ExceptionHandler exceptionHandler = exceptionHandlers.get(0).getExceptionHandlers().get(0);
    Assert.assertEquals(504, exceptionHandler.getHandlerCodeAddress());
    List<DebugItem> debugItems = Lists.newArrayList(impl.getDebugItems());
    Assert.assertEquals(5, debugItems.size());
    Assert.assertEquals(1, ((LineNumber) debugItems.get(0)).getLineNumber());
    Assert.assertEquals(2, debugItems.get(0).getCodeAddress());
    Assert.assertEquals(2, ((LineNumber) debugItems.get(1)).getLineNumber());
    Assert.assertEquals(252, debugItems.get(1).getCodeAddress());
    Assert.assertEquals(3, ((LineNumber) debugItems.get(2)).getLineNumber());
    Assert.assertEquals(502, debugItems.get(2).getCodeAddress());
    Assert.assertEquals(4, ((LineNumber) debugItems.get(3)).getLineNumber());
    Assert.assertEquals(504, debugItems.get(3).getCodeAddress());
    Assert.assertEquals(5, ((LineNumber) debugItems.get(4)).getLineNumber());
    Assert.assertEquals(1004, debugItems.get(4).getCodeAddress());
}

Example 8 with MethodImplementationBuilder

use of org.jf.dexlib2.builder.MethodImplementationBuilder in project smali by JesusFreke.

the class MutableMethodImplementationTest method testNewLabelByIndex.

@Test
public void testNewLabelByIndex() {
    MethodImplementationBuilder builder = new MethodImplementationBuilder(10);
    builder.addInstruction(new BuilderInstruction10x(Opcode.NOP));
    builder.addInstruction(new BuilderInstruction10x(Opcode.NOP));
    builder.addInstruction(new BuilderInstruction10x(Opcode.NOP));
    builder.addInstruction(new BuilderInstruction10x(Opcode.NOP));
    builder.addInstruction(new BuilderInstruction10x(Opcode.NOP));
    builder.addInstruction(new BuilderInstruction32x(Opcode.MOVE_16, 0, 0));
    MutableMethodImplementation mutableMethodImplementation = new MutableMethodImplementation(builder.getMethodImplementation());
    mutableMethodImplementation.addCatch(mutableMethodImplementation.newLabelForIndex(0), mutableMethodImplementation.newLabelForIndex(6), mutableMethodImplementation.newLabelForIndex(1));
    Assert.assertEquals(0, mutableMethodImplementation.getTryBlocks().get(0).getStartCodeAddress());
    Assert.assertEquals(8, mutableMethodImplementation.getTryBlocks().get(0).getCodeUnitCount());
    Assert.assertEquals(1, mutableMethodImplementation.getTryBlocks().get(0).getExceptionHandlers().get(0).getHandlerCodeAddress());
}

Example 9 with MethodImplementationBuilder

use of org.jf.dexlib2.builder.MethodImplementationBuilder in project smali by JesusFreke.

the class MethodAnalyzerTest method testInstanceOfNarrowingNez_dalvik.

@Test
public void testInstanceOfNarrowingNez_dalvik() throws IOException {
    MethodImplementationBuilder builder = new MethodImplementationBuilder(2);
    builder.addInstruction(new BuilderInstruction22c(Opcode.INSTANCE_OF, 0, 1, new ImmutableTypeReference("Lmain;")));
    builder.addInstruction(new BuilderInstruction21t(Opcode.IF_NEZ, 0, builder.getLabel("instance_of")));
    builder.addInstruction(new BuilderInstruction10x(Opcode.RETURN_VOID));
    builder.addLabel("instance_of");
    builder.addInstruction(new BuilderInstruction10x(Opcode.RETURN_VOID));
    MethodImplementation methodImplementation = builder.getMethodImplementation();
    Method method = new ImmutableMethod("Lmain;", "narrowing", Collections.singletonList(new ImmutableMethodParameter("Ljava/lang/Object;", null, null)), "V", AccessFlags.PUBLIC.getValue(), null, null, methodImplementation);
    ClassDef classDef = new ImmutableClassDef("Lmain;", AccessFlags.PUBLIC.getValue(), "Ljava/lang/Object;", null, null, null, null, Collections.singletonList(method));
    DexFile dexFile = new ImmutableDexFile(Opcodes.getDefault(), Collections.singletonList(classDef));
    ClassPath classPath = new ClassPath(new DexClassProvider(dexFile));
    MethodAnalyzer methodAnalyzer = new MethodAnalyzer(classPath, method, null, false);
    List<AnalyzedInstruction> analyzedInstructions = methodAnalyzer.getAnalyzedInstructions();
    Assert.assertEquals("Ljava/lang/Object;", analyzedInstructions.get(2).getPreInstructionRegisterType(1).type.getType());
    Assert.assertEquals("Ljava/lang/Object;", analyzedInstructions.get(3).getPreInstructionRegisterType(1).type.getType());
}

Example 10 with MethodImplementationBuilder

use of org.jf.dexlib2.builder.MethodImplementationBuilder in project smali by JesusFreke.

the class MethodAnalyzerTest method testInstanceOfNarrowingEqz_art.

@Test
public void testInstanceOfNarrowingEqz_art() throws IOException {
    MethodImplementationBuilder builder = new MethodImplementationBuilder(2);
    builder.addInstruction(new BuilderInstruction22c(Opcode.INSTANCE_OF, 0, 1, new ImmutableTypeReference("Lmain;")));
    builder.addInstruction(new BuilderInstruction21t(Opcode.IF_EQZ, 0, builder.getLabel("not_instance_of")));
    builder.addInstruction(new BuilderInstruction10x(Opcode.RETURN_VOID));
    builder.addLabel("not_instance_of");
    builder.addInstruction(new BuilderInstruction10x(Opcode.RETURN_VOID));
    MethodImplementation methodImplementation = builder.getMethodImplementation();
    Method method = new ImmutableMethod("Lmain;", "narrowing", Collections.singletonList(new ImmutableMethodParameter("Ljava/lang/Object;", null, null)), "V", AccessFlags.PUBLIC.getValue(), null, null, methodImplementation);
    ClassDef classDef = new ImmutableClassDef("Lmain;", AccessFlags.PUBLIC.getValue(), "Ljava/lang/Object;", null, null, null, null, Collections.singletonList(method));
    DexFile dexFile = new ImmutableDexFile(forArtVersion(56), Collections.singletonList(classDef));
    ClassPath classPath = new ClassPath(Lists.newArrayList(new DexClassProvider(dexFile)), true, 56);
    MethodAnalyzer methodAnalyzer = new MethodAnalyzer(classPath, method, null, false);
    List<AnalyzedInstruction> analyzedInstructions = methodAnalyzer.getAnalyzedInstructions();
    Assert.assertEquals("Lmain;", analyzedInstructions.get(2).getPreInstructionRegisterType(1).type.getType());
    Assert.assertEquals("Ljava/lang/Object;", analyzedInstructions.get(3).getPreInstructionRegisterType(1).type.getType());
}