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 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;
}