protected Value marshalValueObjectToNative(
Function fn,
MarshalerMethod marshalerMethod,
Type nativeType,
Value env,
Value object,
long flags) {
Invokestatic invokestatic = marshalerMethod.getInvokeStatic(sootMethod.getDeclaringClass());
trampolines.add(invokestatic);
Value result = call(fn, invokestatic.getFunctionRef(), env, object, new IntegerConstant(flags));
return marshalPrimitiveToNative(fn, marshalerMethod.getMethod(), result);
}
protected Value marshalObjectToNative(
Function fn,
MarshalerMethod marshalerMethod,
MarshaledArg marshaledArg,
Type nativeType,
Value env,
Value object,
long flags) {
Invokestatic invokestatic = marshalerMethod.getInvokeStatic(sootMethod.getDeclaringClass());
trampolines.add(invokestatic);
Value handle = call(fn, invokestatic.getFunctionRef(), env, object, new IntegerConstant(flags));
Variable nativeValue = fn.newVariable(nativeType);
if (nativeType instanceof StructureType || nativeType instanceof ArrayType) {
Variable tmp = fn.newVariable(new PointerType(nativeType));
fn.add(new Inttoptr(tmp, handle, tmp.getType()));
fn.add(new Load(nativeValue, tmp.ref()));
} else {
fn.add(new Inttoptr(nativeValue, handle, nativeType));
}
if (marshaledArg != null) {
marshaledArg.handle = handle;
marshaledArg.object = object;
}
return nativeValue.ref();
}
protected Value marshalNativeToArray(
Function fn,
MarshalerMethod marshalerMethod,
Value env,
String arrayClassName,
Value nativeValue,
long flags,
int[] dimensions) {
Invokestatic invokeToObject = marshalerMethod.getInvokeStatic(sootMethod.getDeclaringClass());
trampolines.add(invokeToObject);
Variable handle = fn.newVariable(I64);
fn.add(new Ptrtoint(handle, nativeValue, I64));
Value valueClass = ldcClass(fn, arrayClassName, env);
List<Value> args = new ArrayList<>();
args.add(env);
args.add(valueClass);
args.add(handle.ref());
args.add(new IntegerConstant(flags));
args.addAll(arrayDimensionsValues(dimensions));
return call(fn, invokeToObject.getFunctionRef(), args);
}
protected Value marshalNativeToValueObject(
Function fn,
MarshalerMethod marshalerMethod,
Value env,
String valueClassName,
Value nativeValue,
long flags) {
Invokestatic invokeToObject = marshalerMethod.getInvokeStatic(sootMethod.getDeclaringClass());
trampolines.add(invokeToObject);
Value valueClass = ldcClass(fn, valueClassName, env);
nativeValue = marshalNativeToPrimitive(fn, marshalerMethod.getMethod(), 1, nativeValue);
return call(
fn,
invokeToObject.getFunctionRef(),
env,
valueClass,
nativeValue,
new IntegerConstant(flags));
}
protected Value marshalNativeToObject(
Function fn,
MarshalerMethod marshalerMethod,
MarshaledArg marshaledArg,
Value env,
String valueClassName,
Value nativeValue,
long flags) {
if (nativeValue.getType() instanceof StructureType) {
nativeValue = createStackCopy(fn, nativeValue);
}
Invokestatic invokestatic = marshalerMethod.getInvokeStatic(sootMethod.getDeclaringClass());
trampolines.add(invokestatic);
Value valueClass = ldcClass(fn, valueClassName, env);
Variable handle = fn.newVariable(I64);
fn.add(new Ptrtoint(handle, nativeValue, I64));
Value object =
call(
fn,
invokestatic.getFunctionRef(),
env,
valueClass,
handle.ref(),
new IntegerConstant(flags));
if (marshaledArg != null) {
marshaledArg.handle = handle.ref();
marshaledArg.object = object;
}
return object;
}
protected void marshalArrayToNative(
Function fn,
MarshalerMethod marshalerMethod,
Value env,
Value object,
Value destPtr,
long flags,
int[] dimensions) {
Invokestatic invokestatic = marshalerMethod.getInvokeStatic(sootMethod.getDeclaringClass());
trampolines.add(invokestatic);
Variable handle = fn.newVariable(I64);
fn.add(new Ptrtoint(handle, destPtr, I64));
List<Value> args = new ArrayList<>();
args.add(env);
args.add(object);
args.add(handle.ref());
args.add(new IntegerConstant(flags));
args.addAll(arrayDimensionsValues(dimensions));
call(fn, invokestatic.getFunctionRef(), args);
}
