Examples with LongConstantValueTag soot.tagkit.LongConstantValueTag used on opensource projects

Example 1 with LongConstantValueTag

use of soot.tagkit.LongConstantValueTag in project soot by Sable.

the class SootClassBuilder method visitField.

@Override
public FieldVisitor visitField(int access, String name, String desc, String signature, Object value) {
    soot.Type type = AsmUtil.toJimpleType(desc);
    addDep(type);
    SootField field = Scene.v().makeSootField(name, type, access);
    Tag tag;
    if (value instanceof Integer)
        tag = new IntegerConstantValueTag((Integer) value);
    else if (value instanceof Float)
        tag = new FloatConstantValueTag((Float) value);
    else if (value instanceof Long)
        tag = new LongConstantValueTag((Long) value);
    else if (value instanceof Double)
        tag = new DoubleConstantValueTag((Double) value);
    else if (value instanceof String)
        tag = new StringConstantValueTag(value.toString());
    else
        tag = null;
    if (tag != null)
        field.addTag(tag);
    if (signature != null)
        field.addTag(new SignatureTag(signature));
    field = klass.getOrAddField(field);
    return new FieldBuilder(field, this);
}

Example 2 with LongConstantValueTag

use of soot.tagkit.LongConstantValueTag in project soot by Sable.

the class ConstantFieldValueFinder method valuesForPrimTypeFields.

/*
	 * This method gives values to all the fields in all the classes if they can be determined statically
	 * We only care about fields which have primitive types
	 */
private void valuesForPrimTypeFields() {
    // go through all the classes
    Iterator classIt = appClasses.iterator();
    while (classIt.hasNext()) {
        SootClass s = (SootClass) classIt.next();
        debug("\nvaluesforPrimTypeFields", "Processing class " + s.getName());
        String declaringClass = s.getName();
        Iterator fieldIt = s.getFields().iterator();
        while (fieldIt.hasNext()) {
            SootField f = (SootField) fieldIt.next();
            String fieldName = f.getName();
            Type fieldType = f.getType();
            if (!(fieldType instanceof PrimType))
                continue;
            String combined = declaringClass + combiner + fieldName;
            classNameFieldNameToSootFieldMapping.put(combined, f);
            Object value = null;
            // check for constant value tags
            if (fieldType instanceof DoubleType && f.hasTag("DoubleConstantValueTag")) {
                double val = ((DoubleConstantValueTag) f.getTag("DoubleConstantValueTag")).getDoubleValue();
                value = new Double(val);
            } else if (fieldType instanceof FloatType && f.hasTag("FloatConstantValueTag")) {
                float val = ((FloatConstantValueTag) f.getTag("FloatConstantValueTag")).getFloatValue();
                value = new Float(val);
            } else if (fieldType instanceof LongType && f.hasTag("LongConstantValueTag")) {
                long val = ((LongConstantValueTag) f.getTag("LongConstantValueTag")).getLongValue();
                value = new Long(val);
            } else if (fieldType instanceof CharType && f.hasTag("IntegerConstantValueTag")) {
                int val = ((IntegerConstantValueTag) f.getTag("IntegerConstantValueTag")).getIntValue();
                value = new Integer(val);
            } else if (fieldType instanceof BooleanType && f.hasTag("IntegerConstantValueTag")) {
                int val = ((IntegerConstantValueTag) f.getTag("IntegerConstantValueTag")).getIntValue();
                if (val == 0)
                    value = new Boolean(false);
                else
                    value = new Boolean(true);
            } else if ((fieldType instanceof IntType || fieldType instanceof ByteType || fieldType instanceof ShortType) && f.hasTag("IntegerConstantValueTag")) {
                int val = ((IntegerConstantValueTag) f.getTag("IntegerConstantValueTag")).getIntValue();
                value = new Integer(val);
            }
            // if there was a constant value tag we have its value now
            if (value != null) {
                debug("TAGGED value found for field: " + combined);
                primTypeFieldValueToUse.put(combined, value);
                // continue with next field
                continue;
            }
            // see if the field was never assigned in which case it gets default values
            Object temp = fieldToValues.get(combined);
            if (temp == null) {
                if (fieldType instanceof DoubleType)
                    value = new Double(0);
                else if (fieldType instanceof FloatType)
                    value = new Float(0);
                else if (fieldType instanceof LongType)
                    value = new Long(0);
                else if (fieldType instanceof BooleanType)
                    value = new Boolean(false);
                else if ((fieldType instanceof IntType || fieldType instanceof ByteType || fieldType instanceof ShortType) || fieldType instanceof CharType) {
                    value = new Integer(0);
                } else
                    throw new DecompilationException("Unknown primitive type...please report to developer");
                primTypeFieldValueToUse.put(combined, value);
                debug("DEFAULT value for field: " + combined);
                // continue with next field
                continue;
            }
            // havent got a tag with value and havent use default since SOME method did define the field atleast once
            // there was some value assigned!!!!!!!!!
            debug("CHECKING USER ASSIGNED VALUES FOR: " + combined);
            ArrayList values = (ArrayList) temp;
            // check if they are all constants and that too the same constant
            Iterator it = values.iterator();
            NumericConstant tempConstant = null;
            while (it.hasNext()) {
                Value val = (Value) it.next();
                if (!(val instanceof NumericConstant)) {
                    tempConstant = null;
                    debug("Not numeric constant hence giving up");
                    break;
                }
                if (tempConstant == null) {
                    tempConstant = (NumericConstant) val;
                } else {
                    // check that this value is the same as previous
                    if (!tempConstant.equals(val)) {
                        tempConstant = null;
                        break;
                    }
                }
            }
            if (tempConstant == null) {
                // continue with next field cant do anything about this one
                continue;
            }
            if (tempConstant instanceof LongConstant) {
                Long tempVal = new Long(((LongConstant) tempConstant).value);
                if (tempVal.compareTo(new Long(0)) == 0)
                    primTypeFieldValueToUse.put(combined, tempVal);
                else
                    debug("Not assigning the agreed value since that is not the default value for " + combined);
            } else if (tempConstant instanceof DoubleConstant) {
                Double tempVal = new Double(((DoubleConstant) tempConstant).value);
                if (tempVal.compareTo(new Double(0)) == 0)
                    primTypeFieldValueToUse.put(combined, tempVal);
                else
                    debug("Not assigning the agreed value since that is not the default value for " + combined);
            } else if (tempConstant instanceof FloatConstant) {
                Float tempVal = new Float(((FloatConstant) tempConstant).value);
                if (tempVal.compareTo(new Float(0)) == 0)
                    primTypeFieldValueToUse.put(combined, tempVal);
                else
                    debug("Not assigning the agreed value since that is not the default value for " + combined);
            } else if (tempConstant instanceof IntConstant) {
                Integer tempVal = new Integer(((IntConstant) tempConstant).value);
                if (tempVal.compareTo(new Integer(0)) == 0) {
                    SootField tempField = classNameFieldNameToSootFieldMapping.get(combined);
                    if (tempField.getType() instanceof BooleanType) {
                        primTypeFieldValueToUse.put(combined, new Boolean(false));
                    // System.out.println("puttingvalue false for"+combined);
                    } else {
                        primTypeFieldValueToUse.put(combined, tempVal);
                    // System.out.println("puttingvalue 0 for"+combined);
                    }
                } else
                    debug("Not assigning the agreed value since that is not the default value for " + combined);
            } else {
                throw new DecompilationException("Un handled Numberic Constant....report to programmer");
            }
        }
    // all fields of the class
    }
// all classes
}

Example 3 with LongConstantValueTag

use of soot.tagkit.LongConstantValueTag in project soot by Sable.

the class ConstantValueToInitializerTransformer method transformClass.

public void transformClass(SootClass sc) {
    SootMethod smInit = null;
    Set<SootField> alreadyInitialized = new HashSet<SootField>();
    for (SootField sf : sc.getFields()) {
        // different constructors might assign different values.
        if (!sf.isStatic() || !sf.isFinal())
            continue;
        // generate a second one
        if (alreadyInitialized.contains(sf))
            continue;
        // Look for constant values
        for (Tag t : sf.getTags()) {
            Stmt initStmt = null;
            if (t instanceof DoubleConstantValueTag) {
                double value = ((DoubleConstantValueTag) t).getDoubleValue();
                initStmt = Jimple.v().newAssignStmt(Jimple.v().newStaticFieldRef(sf.makeRef()), DoubleConstant.v(value));
            } else if (t instanceof FloatConstantValueTag) {
                float value = ((FloatConstantValueTag) t).getFloatValue();
                initStmt = Jimple.v().newAssignStmt(Jimple.v().newStaticFieldRef(sf.makeRef()), FloatConstant.v(value));
            } else if (t instanceof IntegerConstantValueTag) {
                int value = ((IntegerConstantValueTag) t).getIntValue();
                initStmt = Jimple.v().newAssignStmt(Jimple.v().newStaticFieldRef(sf.makeRef()), IntConstant.v(value));
            } else if (t instanceof LongConstantValueTag) {
                long value = ((LongConstantValueTag) t).getLongValue();
                initStmt = Jimple.v().newAssignStmt(Jimple.v().newStaticFieldRef(sf.makeRef()), LongConstant.v(value));
            } else if (t instanceof StringConstantValueTag) {
                String value = ((StringConstantValueTag) t).getStringValue();
                initStmt = Jimple.v().newAssignStmt(Jimple.v().newStaticFieldRef(sf.makeRef()), StringConstant.v(value));
            }
            if (initStmt != null) {
                if (smInit == null)
                    smInit = getOrCreateInitializer(sc, alreadyInitialized);
                if (smInit != null)
                    smInit.getActiveBody().getUnits().addFirst(initStmt);
            }
        }
    }
    if (smInit != null) {
        Chain<Unit> units = smInit.getActiveBody().getUnits();
        if (units.isEmpty() || !(units.getLast() instanceof ReturnVoidStmt))
            units.add(Jimple.v().newReturnVoidStmt());
    }
}

Example 4 with LongConstantValueTag

use of soot.tagkit.LongConstantValueTag in project soot by Sable.

the class DexPrinter method makeConstantItem.

private EncodedValue makeConstantItem(SootField sf, Tag t) {
    if (!(t instanceof ConstantValueTag))
        throw new RuntimeException("error: t not ConstantValueTag.");
    if (t instanceof IntegerConstantValueTag) {
        Type sft = sf.getType();
        IntegerConstantValueTag i = (IntegerConstantValueTag) t;
        if (sft instanceof BooleanType) {
            int v = i.getIntValue();
            if (v == 0) {
                return ImmutableBooleanEncodedValue.FALSE_VALUE;
            } else if (v == 1) {
                return ImmutableBooleanEncodedValue.TRUE_VALUE;
            } else {
                throw new RuntimeException("error: boolean value from int with value != 0 or 1.");
            }
        } else if (sft instanceof CharType) {
            return new ImmutableCharEncodedValue((char) i.getIntValue());
        } else if (sft instanceof ByteType) {
            return new ImmutableByteEncodedValue((byte) i.getIntValue());
        } else if (sft instanceof IntType) {
            return new ImmutableIntEncodedValue(i.getIntValue());
        } else if (sft instanceof ShortType) {
            return new ImmutableShortEncodedValue((short) i.getIntValue());
        } else {
            throw new RuntimeException("error: unexpected constant tag type: " + t + " for field " + sf);
        }
    } else if (t instanceof LongConstantValueTag) {
        LongConstantValueTag l = (LongConstantValueTag) t;
        return new ImmutableLongEncodedValue(l.getLongValue());
    } else if (t instanceof DoubleConstantValueTag) {
        DoubleConstantValueTag d = (DoubleConstantValueTag) t;
        return new ImmutableDoubleEncodedValue(d.getDoubleValue());
    } else if (t instanceof FloatConstantValueTag) {
        FloatConstantValueTag f = (FloatConstantValueTag) t;
        return new ImmutableFloatEncodedValue(f.getFloatValue());
    } else if (t instanceof StringConstantValueTag) {
        StringConstantValueTag s = (StringConstantValueTag) t;
        if (sf.getType().equals(RefType.v("java.lang.String")))
            return new ImmutableStringEncodedValue(s.getStringValue());
        else
            // Results in "Bogus static initialization"
            return null;
    } else
        throw new RuntimeException("Unexpected constant type");
}

Example 5 with LongConstantValueTag

use of soot.tagkit.LongConstantValueTag in project robovm by robovm.

the class MethodCompiler method initializeClassFields.

private void initializeClassFields() {
    for (SootField field : sootMethod.getDeclaringClass().getFields()) {
        if (!field.isStatic()) {
            continue;
        }
        for (Tag tag : field.getTags()) {
            Value value = null;
            if (tag instanceof DoubleConstantValueTag) {
                DoubleConstantValueTag dtag = (DoubleConstantValueTag) tag;
                value = new FloatingPointConstant(dtag.getDoubleValue());
            } else if (tag instanceof FloatConstantValueTag) {
                FloatConstantValueTag ftag = (FloatConstantValueTag) tag;
                value = new FloatingPointConstant(ftag.getFloatValue());
            } else if (tag instanceof IntegerConstantValueTag) {
                IntegerConstantValueTag itag = (IntegerConstantValueTag) tag;
                value = new IntegerConstant(itag.getIntValue());
                IntegerType type = (IntegerType) getType(field.getType());
                if (type.getBits() < 32) {
                    value = new ConstantTrunc((Constant) value, type);
                }
            } else if (tag instanceof LongConstantValueTag) {
                LongConstantValueTag ltag = (LongConstantValueTag) tag;
                value = new IntegerConstant(ltag.getLongValue());
            } else if (tag instanceof StringConstantValueTag) {
                String s = ((StringConstantValueTag) tag).getStringValue();
                value = call(ldcString(s), env);
            }
            if (value != null) {
                FunctionRef fn = FunctionBuilder.setter(field).ref();
                call(fn, env, value);
            }
        }
    }
}