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https://github.com/servo/servo.git
synced 2025-07-23 23:33:43 +01:00
added dom exception callback stuff
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parent
bb283d981a
commit
af3940fbf0
2 changed files with 57 additions and 30 deletions
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@ -8,11 +8,13 @@ use dom::bindings::codegen::InterfaceObjectMap;
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use dom::bindings::codegen::PrototypeList;
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use dom::bindings::codegen::PrototypeList::{MAX_PROTO_CHAIN_LENGTH, PROTO_OR_IFACE_LENGTH};
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use dom::bindings::conversions::{jsstring_to_str, private_from_proto_check};
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use dom::bindings::error::throw_invalid_this;
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use dom::bindings::error::{Error, throw_dom_exception, throw_invalid_this};
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use dom::bindings::inheritance::TopTypeId;
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use dom::bindings::str::DOMString;
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use dom::bindings::trace::trace_object;
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use dom::browsingcontext;
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use dom::domexception::DOMException;
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use dom::globalscope::GlobalScope;
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use heapsize::HeapSizeOf;
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use js;
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use js::JS_CALLEE;
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@ -21,6 +23,7 @@ use js::glue::{GetCrossCompartmentWrapper, CreateCrossOriginWrapper, GetSecurity
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use js::glue::{GetPrincipalOrigin, CreateWrapperProxyHandler, UncheckedUnwrapObject};
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use js::glue::{RUST_FUNCTION_VALUE_TO_JITINFO, RUST_JSID_IS_INT, RUST_JSID_IS_STRING};
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use js::glue::{RUST_JSID_TO_INT, RUST_JSID_TO_STRING, UnwrapObject};
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use js::glue::{SetThrowDOMExceptionCallback};
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use js::jsapi::{JS_GetClass, JS_GetCompartmentPrincipals, JSPrincipals};
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use js::jsapi::{CallArgs, DOMCallbacks, GetGlobalForObjectCrossCompartment};
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use js::jsapi::{HandleId, HandleObject, HandleValue, Heap, JSAutoCompartment, JSContext};
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@ -41,6 +44,7 @@ use std::os::raw::{c_char, c_void};
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use std::ptr;
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use std::slice;
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use std::str;
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use dom::bindings::codegen::Bindings::DOMExceptionBinding::DOMExceptionBinding::DOMExceptionMethods;
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/// Proxy handler for a WindowProxy.
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pub struct WindowProxyHandler(pub *const libc::c_void);
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@ -62,7 +66,6 @@ impl ServoJSPrincipal {
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}
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}
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// avadacatavra: destroy will need to retrieved the boxed origin pointer, turn it back into a box and allow it to be freed
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pub unsafe fn destroy_servo_jsprincipal(principal: &mut ServoJSPrincipal) {
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let origin = GetPrincipalOrigin(principal.0) as *mut Box<MutableOrigin>;
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}
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@ -82,11 +85,17 @@ enum CrossOriginObjectType {
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}
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unsafe fn identify_cross_origin_object(obj: HandleObject) -> CrossOriginObjectType {
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println!("unchecked unwrap for identfy xoo");
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let obj = UncheckedUnwrapObject(obj.get(), /* stopAtWindowProxy = */ 0);
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let obj_class = JS_GetClass(obj);
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let name = str::from_utf8(CStr::from_ptr((*obj_class).name).to_bytes()).unwrap().to_owned();
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println!("{}, {:?}", name, obj);
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//FIXME eeeek
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if &*name == "DOMException" {
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let mut ptr = JS_GetReservedSlot(obj, 0).to_private() as *mut DOMException;
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let exception = &*ptr;
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println!("DOMException: {:?}", exception.Message());
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return CrossOriginObjectType::CrossOriginLocation;
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}
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match &*name {
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"Location" => CrossOriginObjectType::CrossOriginLocation,
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"Window" => CrossOriginObjectType::CrossOriginWindow,
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@ -119,13 +128,11 @@ unsafe fn target_subsumes_obj(cx: *mut JSContext, obj: HandleObject) -> bool {
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//false
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}
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//TODO check what type of wrapper we should use to disallow any access
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unsafe fn get_opaque_wrapper() -> *const ::libc::c_void {
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//GetSecurityWrapper()
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GetOpaqueWrapper()
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}
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// FIXME use an actual XOW
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unsafe fn get_cross_origin_wrapper() -> *const ::libc::c_void {
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CreateCrossOriginWrapper()
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}
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@ -148,10 +155,10 @@ unsafe fn select_wrapper(cx: *mut JSContext, obj: HandleObject) -> *const libc::
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if identify_cross_origin_object(obj) != CrossOriginObjectType::CrossOriginOpaque {
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println!("XOW");
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return get_cross_origin_wrapper()
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return get_cross_origin_wrapper();
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};
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println!("Opaque");
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println!("opaque");
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get_opaque_wrapper()
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}
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@ -313,7 +320,6 @@ pub fn is_platform_object(obj: *mut JSObject) -> bool {
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}
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// Now for simplicity check for security wrappers before anything else
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if IsWrapper(obj) {
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println!("unwrap obj for sec wrapper check");
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let unwrapped_obj = UnwrapObject(obj, /* stopAtWindowProxy = */ 0);
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if unwrapped_obj.is_null() {
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return false;
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@ -489,11 +495,18 @@ unsafe extern "C" fn wrap(cx: *mut JSContext,
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WrapperNew(cx, obj, wrapper, ptr::null(), false)
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}
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unsafe extern "C" fn throw_dom_exception_callback(cx: *mut JSContext) {
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//TODO it might not always be a SecurityError?
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println!("throw dom exception callback");
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throw_dom_exception(cx, &GlobalScope::from_context(cx), Error::Security);
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}
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unsafe extern "C" fn pre_wrap(cx: *mut JSContext,
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_existing: HandleObject,
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obj: HandleObject,
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_object_passed_to_wrap: HandleObject)
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-> *mut JSObject {
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SetThrowDOMExceptionCallback(Some(throw_dom_exception_callback));
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let _ac = JSAutoCompartment::new(cx, obj.get());
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let obj = ToWindowProxyIfWindow(obj.get());
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assert!(!obj.is_null());
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@ -60,23 +60,27 @@ addTest(function() {
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//assert_equals(C.parent, window, "window.parent works cross-origin");
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assert_equals(B.location.pathname, path, "location.href works same-origin");
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//TODO do document.write and console.log have same behavior?
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try {
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/*try {
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console.log("C.location.pathname should throw");
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console.log(C.location.pathname); //permission denied to unwrap object
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} catch(err) {
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console.log(err.message);
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}
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//assert_throws("SecurityError", function() { C.location.pathname; }, "location.pathname throws cross-origin");
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try {
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}*/
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console.log(C.location.pathname);
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assert_throws("SecurityError", function() { C.location.pathname; }, "location.pathname throws cross-origin");
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/*try {
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console.log("B.frames: override");
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console.log(B.frames);
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} catch(err) {
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console.log(err.message);
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}
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//assert_equals(B.frames, 'override', "Overrides visible in the same-origin case");
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try {
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console.log("C.frames should throw");
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console.log(C.frames);
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} catch(err) {
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console.log(err.message);
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}
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}*/
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//assert_equals(C.frames, C, "Overrides invisible in the cross-origin case");
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}, "Basic sanity-checking");
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@ -85,8 +89,8 @@ addTest(function() {
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*
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* Also tests for [[GetOwnProperty]] and [[HasOwnProperty]] behavior.
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*/
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/*var whitelistedWindowIndices = ['0', '1'];
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/*
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var whitelistedWindowIndices = ['0', '1'];
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var whitelistedWindowPropNames = ['location', 'postMessage', 'window', 'frames', 'self', 'top', 'parent',
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'opener', 'closed', 'close', 'blur', 'focus', 'length'];
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whitelistedWindowPropNames = whitelistedWindowPropNames.concat(whitelistedWindowIndices);
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@ -100,9 +104,14 @@ var whitelistedWindowProps = whitelistedWindowPropNames.concat(whitelistedSymbol
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addTest(function() {
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for (var prop in window) {
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if (whitelistedWindowProps.indexOf(prop) != -1) {
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C[prop]; // Shouldn't throw.
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Object.getOwnPropertyDescriptor(C, prop); // Shouldn't throw.
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assert_true(Object.prototype.hasOwnProperty.call(C, prop), "hasOwnProperty for " + String(prop));
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try{
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C[prop]; // Shouldn't throw. FIXME it does
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} catch(err){
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console.log(err.message)
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}
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//Object.getOwnPropertyDescriptor(C, prop); // Shouldn't throw.
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//assert_true(Object.prototype.hasOwnProperty.call(C, prop), "hasOwnProperty for " + String(prop));
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} else {
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//assert_throws("SecurityError", function() { C[prop]; }, "Should throw when accessing " + String(prop) + " on Window");
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//assert_throws("SecurityError", function() { Object.getOwnPropertyDescriptor(C, prop); },
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@ -115,9 +124,13 @@ addTest(function() {
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}
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for (var prop in location) {
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if (prop == 'replace') {
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try {
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C.location[prop]; // Shouldn't throw.
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Object.getOwnPropertyDescriptor(C.location, prop); // Shouldn't throw.
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assert_true(Object.prototype.hasOwnProperty.call(C.location, prop), "hasOwnProperty for " + prop);
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} catch(err) {
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console.log(err.message)
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}
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//Object.getOwnPropertyDescriptor(C.location, prop); // Shouldn't throw.
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//assert_true(Object.prototype.hasOwnProperty.call(C.location, prop), "hasOwnProperty for " + prop);
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}
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else {
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//assert_throws("SecurityError", function() { C[prop]; }, "Should throw when accessing " + prop + " on Location");
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@ -130,7 +143,7 @@ addTest(function() {
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//assert_throws("SecurityError", function() { C[prop] = undefined; }, "Should throw when writing to " + prop + " on Location");
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}
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}, "Only whitelisted properties are accessible cross-origin");
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/*
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*/
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/*
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* ES Internal Methods.
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*/
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@ -138,14 +151,15 @@ addTest(function() {
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/*
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* [[GetPrototypeOf]]
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*/
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/*addTest(function() {
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assert_true(Object.getPrototypeOf(C) === null, "cross-origin Window proto is null");
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assert_true(Object.getPrototypeOf(C.location) === null, "cross-origin Location proto is null (__proto__)");
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var protoGetter = Object.getOwnPropertyDescriptor(Object.prototype, '__proto__').get;
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assert_true(protoGetter.call(C) === null, "cross-origin Window proto is null");
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assert_true(protoGetter.call(C.location) === null, "cross-origin Location proto is null (__proto__)");
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assert_throws("SecurityError", function() { C.__proto__; }, "__proto__ property not available cross-origin");
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assert_throws("SecurityError", function() { C.location.__proto__; }, "__proto__ property not available cross-origin");
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/*
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addTest(function() {
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//assert_true(Object.getPrototypeOf(C) === null, "cross-origin Window proto is null");
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//assert_true(Object.getPrototypeOf(C.location) === null, "cross-origin Location proto is null (__proto__)");
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//var protoGetter = Object.getOwnPropertyDescriptor(Object.prototype, '__proto__').get;
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//assert_true(protoGetter.call(C) === null, "cross-origin Window proto is null");
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//assert_true(protoGetter.call(C.location) === null, "cross-origin Location proto is null (__proto__)");
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//assert_throws("SecurityError", function() { C.__proto__; }, "__proto__ property not available cross-origin");
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//assert_throws("SecurityError", function() { C.location.__proto__; }, "__proto__ property not available cross-origin");
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}, "[[GetPrototypeOf]] should return null");
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*/
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