Examples with ByteArray com.android.dx.util.ByteArray used on opensource projects

Example 26 with ByteArray

use of com.android.dx.util.ByteArray in project buck by facebook.

the class AnnotationLister method process.

/** Processes based on configuration specified in constructor. */
void process() {
    for (String path : args.files) {
        ClassPathOpener opener;
        opener = new ClassPathOpener(path, true, new ClassPathOpener.Consumer() {

            public boolean processFileBytes(String name, long lastModified, byte[] bytes) {
                if (!name.endsWith(".class")) {
                    return true;
                }
                ByteArray ba = new ByteArray(bytes);
                DirectClassFile cf = new DirectClassFile(ba, name, true);
                cf.setAttributeFactory(StdAttributeFactory.THE_ONE);
                AttributeList attributes = cf.getAttributes();
                Attribute att;
                String cfClassName = cf.getThisClass().getClassType().getClassName();
                if (cfClassName.endsWith(PACKAGE_INFO)) {
                    att = attributes.findFirst(AttRuntimeInvisibleAnnotations.ATTRIBUTE_NAME);
                    for (; att != null; att = attributes.findNext(att)) {
                        BaseAnnotations ann = (BaseAnnotations) att;
                        visitPackageAnnotation(cf, ann);
                    }
                    att = attributes.findFirst(AttRuntimeVisibleAnnotations.ATTRIBUTE_NAME);
                    for (; att != null; att = attributes.findNext(att)) {
                        BaseAnnotations ann = (BaseAnnotations) att;
                        visitPackageAnnotation(cf, ann);
                    }
                } else if (isMatchingInnerClass(cfClassName) || isMatchingPackage(cfClassName)) {
                    printMatch(cf);
                } else {
                    att = attributes.findFirst(AttRuntimeInvisibleAnnotations.ATTRIBUTE_NAME);
                    for (; att != null; att = attributes.findNext(att)) {
                        BaseAnnotations ann = (BaseAnnotations) att;
                        visitClassAnnotation(cf, ann);
                    }
                    att = attributes.findFirst(AttRuntimeVisibleAnnotations.ATTRIBUTE_NAME);
                    for (; att != null; att = attributes.findNext(att)) {
                        BaseAnnotations ann = (BaseAnnotations) att;
                        visitClassAnnotation(cf, ann);
                    }
                }
                return true;
            }

            public void onException(Exception ex) {
                throw new RuntimeException(ex);
            }

            public void onProcessArchiveStart(File file) {
            }
        });
        opener.process();
    }
}

Example 27 with ByteArray

use of com.android.dx.util.ByteArray in project buck by facebook.

the class BlockDumper method ropDump.

/**
     * Does a registerizing dump.
     *
     * @param meth {@code non-null;} method data to dump
     */
private void ropDump(ConcreteMethod meth) {
    TranslationAdvice advice = DexTranslationAdvice.THE_ONE;
    BytecodeArray code = meth.getCode();
    ByteArray bytes = code.getBytes();
    RopMethod rmeth = Ropper.convert(meth, advice, classFile.getMethods());
    StringBuffer sb = new StringBuffer(2000);
    if (optimize) {
        boolean isStatic = AccessFlags.isStatic(meth.getAccessFlags());
        int paramWidth = computeParamWidth(meth, isStatic);
        rmeth = Optimizer.optimize(rmeth, paramWidth, isStatic, true, advice);
    }
    BasicBlockList blocks = rmeth.getBlocks();
    int[] order = blocks.getLabelsInOrder();
    sb.append("first " + Hex.u2(rmeth.getFirstLabel()) + "\n");
    for (int label : order) {
        BasicBlock bb = blocks.get(blocks.indexOfLabel(label));
        sb.append("block ");
        sb.append(Hex.u2(label));
        sb.append("\n");
        IntList preds = rmeth.labelToPredecessors(label);
        int psz = preds.size();
        for (int i = 0; i < psz; i++) {
            sb.append("  pred ");
            sb.append(Hex.u2(preds.get(i)));
            sb.append("\n");
        }
        InsnList il = bb.getInsns();
        int ilsz = il.size();
        for (int i = 0; i < ilsz; i++) {
            Insn one = il.get(i);
            sb.append("  ");
            sb.append(il.get(i).toHuman());
            sb.append("\n");
        }
        IntList successors = bb.getSuccessors();
        int ssz = successors.size();
        if (ssz == 0) {
            sb.append("  returns\n");
        } else {
            int primary = bb.getPrimarySuccessor();
            for (int i = 0; i < ssz; i++) {
                int succ = successors.get(i);
                sb.append("  next ");
                sb.append(Hex.u2(succ));
                if ((ssz != 1) && (succ == primary)) {
                    sb.append(" *");
                }
                sb.append("\n");
            }
        }
    }
    suppressDump = false;
    setAt(bytes, 0);
    parsed(bytes, 0, bytes.size(), sb.toString());
    suppressDump = true;
}

Example 28 with ByteArray

use of com.android.dx.util.ByteArray in project buck by facebook.

the class ClassDumper method dump.

/**
     * Does the dumping.
     */
public void dump() {
    byte[] bytes = getBytes();
    ByteArray ba = new ByteArray(bytes);
    DirectClassFile cf = new DirectClassFile(ba, getFilePath(), getStrictParse());
    cf.setAttributeFactory(StdAttributeFactory.THE_ONE);
    cf.setObserver(this);
    // Force parsing to happen.
    cf.getMagic();
    int at = getAt();
    if (at != bytes.length) {
        parsed(ba, at, bytes.length - at, "<extra data at end of file>");
    }
}

Example 29 with ByteArray

use of com.android.dx.util.ByteArray in project buck by facebook.

the class StdAttributeFactory method exceptions.

/**
     * Parses an {@code Exceptions} attribute.
     */
private Attribute exceptions(DirectClassFile cf, int offset, int length, ParseObserver observer) {
    if (length < 2) {
        return throwSeverelyTruncated();
    }
    ByteArray bytes = cf.getBytes();
    // number_of_exceptions
    int count = bytes.getUnsignedShort(offset);
    if (observer != null) {
        observer.parsed(bytes, offset, 2, "number_of_exceptions: " + Hex.u2(count));
    }
    offset += 2;
    length -= 2;
    if (length != (count * 2)) {
        throwBadLength((count * 2) + 2);
    }
    TypeList list = cf.makeTypeList(offset, count);
    return new AttExceptions(list);
}

Example 30 with ByteArray

use of com.android.dx.util.ByteArray in project buck by facebook.

the class StdAttributeFactory method localVariableTypeTable.

/**
     * Parses a {@code LocalVariableTypeTable} attribute.
     */
private Attribute localVariableTypeTable(DirectClassFile cf, int offset, int length, ParseObserver observer) {
    if (length < 2) {
        return throwSeverelyTruncated();
    }
    ByteArray bytes = cf.getBytes();
    int count = bytes.getUnsignedShort(offset);
    if (observer != null) {
        observer.parsed(bytes, offset, 2, "local_variable_type_table_length: " + Hex.u2(count));
    }
    LocalVariableList list = parseLocalVariables(bytes.slice(offset + 2, offset + length), cf.getConstantPool(), observer, count, true);
    return new AttLocalVariableTypeTable(list);
}