예제 #1
0
    jsval toval( const BSONElement& e ) {

        switch( e.type() ) {
        case EOO:
        case jstNULL:
        case Undefined:
            return JSVAL_NULL;
        case NumberDouble:
        case NumberInt:
            return toval( e.number() );
        case Symbol: // TODO: should we make a special class for this
        case String:
            return toval( e.valuestr() );
        case Bool:
            return e.boolean() ? JSVAL_TRUE : JSVAL_FALSE;
        case Object: {
            BSONObj embed = e.embeddedObject().getOwned();
            return toval( &embed );
        }
        case Array: {

            BSONObj embed = e.embeddedObject().getOwned();

            if ( embed.isEmpty() ) {
                return OBJECT_TO_JSVAL( JS_NewArrayObject( _context , 0 , 0 ) );
            }

            int n = embed.nFields();

            JSObject * array = JS_NewArrayObject( _context , n , 0 );
            assert( array );

            jsval myarray = OBJECT_TO_JSVAL( array );

            for ( int i=0; i<n; i++ ) {
                jsval v = toval( embed[i] );
                assert( JS_SetElement( _context , array , i , &v ) );
            }

            return myarray;
        }
        case jstOID: {
            OID oid = e.__oid();
            JSObject * o = JS_NewObject( _context , &object_id_class , 0 , 0 );
            setProperty( o , "str" , toval( oid.str().c_str() ) );
            return OBJECT_TO_JSVAL( o );
        }
        case RegEx: {
            const char * flags = e.regexFlags();
            uintN flagNumber = 0;
            while ( *flags ) {
                switch ( *flags ) {
                case 'g':
                    flagNumber |= JSREG_GLOB;
                    break;
                case 'i':
                    flagNumber |= JSREG_FOLD;
                    break;
                case 'm':
                    flagNumber |= JSREG_MULTILINE;
                    break;
                //case 'y': flagNumber |= JSREG_STICKY; break;

                default:
                    log() << "warning: unknown regex flag:" << *flags << endl;
                }
                flags++;
            }

            JSObject * r = JS_NewRegExpObject( _context , (char*)e.regex() , strlen( e.regex() ) , flagNumber );
            assert( r );
            return OBJECT_TO_JSVAL( r );
        }
        case Code: {
            JSFunction * func = compileFunction( e.valuestr() );
            return OBJECT_TO_JSVAL( JS_GetFunctionObject( func ) );
        }
        case CodeWScope: {
            JSFunction * func = compileFunction( e.codeWScopeCode() );

            BSONObj extraScope = e.codeWScopeObject();
            if ( ! extraScope.isEmpty() ) {
                log() << "warning: CodeWScope doesn't transfer to db.eval" << endl;
            }

            return OBJECT_TO_JSVAL( JS_GetFunctionObject( func ) );
        }
        case Date:
            return OBJECT_TO_JSVAL( js_NewDateObjectMsec( _context , (jsdouble) e.date().millis ) );

        case MinKey:
            return OBJECT_TO_JSVAL( JS_NewObject( _context , &minkey_class , 0 , 0 ) );

        case MaxKey:
            return OBJECT_TO_JSVAL( JS_NewObject( _context , &maxkey_class , 0 , 0 ) );

        case Timestamp: {
            JSObject * o = JS_NewObject( _context , &timestamp_class , 0 , 0 );
            setProperty( o , "t" , toval( (double)(e.timestampTime()) ) );
            setProperty( o , "i" , toval( (double)(e.timestampInc()) ) );
            return OBJECT_TO_JSVAL( o );
        }
        case NumberLong: {
            boost::uint64_t val = (boost::uint64_t)e.numberLong();
            JSObject * o = JS_NewObject( _context , &numberlong_class , 0 , 0 );
            setProperty( o , "floatApprox" , toval( (double)(boost::int64_t)( val ) ) );
            if ( (boost::int64_t)val != (boost::int64_t)(double)(boost::int64_t)( val ) ) {
                // using 2 doubles here instead of a single double because certain double
                // bit patterns represent undefined values and sm might trash them
                setProperty( o , "top" , toval( (double)(boost::uint32_t)( val >> 32 ) ) );
                setProperty( o , "bottom" , toval( (double)(boost::uint32_t)( val & 0x00000000ffffffff ) ) );
            }
            return OBJECT_TO_JSVAL( o );
        }
        case DBRef: {
            JSObject * o = JS_NewObject( _context , &dbpointer_class , 0 , 0 );
            setProperty( o , "ns" , toval( e.dbrefNS() ) );

            JSObject * oid = JS_NewObject( _context , &object_id_class , 0 , 0 );
            setProperty( oid , "str" , toval( e.dbrefOID().str().c_str() ) );

            setProperty( o , "id" , OBJECT_TO_JSVAL( oid ) );
            return OBJECT_TO_JSVAL( o );
        }
        case BinData: {
            JSObject * o = JS_NewObject( _context , &bindata_class , 0 , 0 );
            int len;
            const char * data = e.binData( len );
            assert( JS_SetPrivate( _context , o , new BinDataHolder( data ) ) );

            setProperty( o , "len" , toval( len ) );
            setProperty( o , "type" , toval( (int)e.binDataType() ) );
            return OBJECT_TO_JSVAL( o );
        }
        }
예제 #2
0
JSBool make_js_land_proxy(JohnsonRuntime* runtime, VALUE value, jsval* retval)
{
  jsval base_value = (jsval)JS_HashTableLookup(runtime->rbids, (void *)value);

  JSContext * context = johnson_get_current_context(runtime);
  PREPARE_JROOTS(context, 2);

  jsval johnson = JSVAL_NULL;
  JCHECK(evaluate_js_property_expression(runtime, "Johnson", &johnson));
  JROOT(johnson);

  if (base_value)
  {
    JCHECK(JS_CallFunctionName(context, johnson, "applyConversions", 1, &base_value, retval));
    JRETURN;
  }
  else
  {
    JSObject *jsobj;
    
    JSClass *klass = &JSLandProxyClass;
    if (T_CLASS == TYPE(value)) klass = &JSLandClassProxyClass;
    
    // FIXME: hack; should happen in Rubyland
    if (T_STRUCT == TYPE(value))
      rb_funcall(Johnson_SpiderMonkey_JSLandProxy(),
        rb_intern("treat_all_properties_as_methods"), 1, value);

    bool callable_p = Qtrue == rb_funcall(value,
      rb_intern("respond_to?"), 1, rb_str_new2("call"));
      
    if (callable_p)
      klass = &JSLandCallableProxyClass;
        
    JCHECK((jsobj = JS_NewObject(context, klass, NULL, NULL)));
    JROOT(jsobj);
    
    JCHECK(JS_SetPrivate(context, jsobj, (void*)value));

    JCHECK(JS_DefineFunction(context, jsobj, "__noSuchMethod__", method_missing, 2, 0));

    JCHECK(JS_DefineFunction(context, jsobj, "toArray", to_array, 0, 0));
    JCHECK(JS_DefineFunction(context, jsobj, "toString", to_string, 0, 0));

    base_value = OBJECT_TO_JSVAL(jsobj);

    // root the ruby value for GC
    VALUE ruby_runtime = (VALUE)JS_GetRuntimePrivate(runtime->js);
    rb_funcall(ruby_runtime, rb_intern("add_gcthing"), 1, value);

    jsval wrapped_value = JSVAL_NULL;
    JCHECK(JS_CallFunctionName(context, johnson, "applyWrappers", 1, &base_value, &wrapped_value));

    // put the proxy OID in the id map
    JCHECK(JS_HashTableAdd(runtime->rbids, (void *)value, (void *)(wrapped_value)));
    
    JCHECK(JS_CallFunctionName(context, johnson, "applyConversions", 1, &wrapped_value, retval));

    JRETURN;
  }
}
예제 #3
0
static JSBool 
js_appendItem0(JSContext *cx, js_model_t *model, prop_t *parent,
	       const char *url, const char *type, JSObject *metaobj,
	       jsval *data, jsval *rval, int enabled,
	       const char *metabind)
{
  install_nodesub(model);

  prop_t *item = prop_create_root(NULL);

  rstr_t *rurl = url ? rstr_alloc(url) : NULL;

  if(url != NULL)
    prop_set(item, "url", PROP_SET_RSTRING, rurl);

  if(data != NULL)
    js_prop_set_from_jsval(cx, prop_create(item, "data"), *data);

  *rval = JSVAL_VOID;

  if(metabind != NULL)
    metadb_bind_url_to_prop(NULL, metabind, item);

  if(type != NULL) {
    prop_set_string(prop_create(item, "type"), type);

    if(metaobj)
      js_prop_from_object(cx, metaobj, prop_create(item, "metadata"));

  } else if(url != NULL) {

    if(backend_resolve_item(url, item)) {
      prop_destroy(item);
      rstr_release(rurl);
      return JS_TRUE;
    }
  }

  prop_set_int(prop_create(item, "enabled"), enabled);

  prop_t *p = prop_ref_inc(item);

  if(prop_set_parent(item, parent)) {
    prop_destroy(item);
    prop_ref_dec(p);
  } else {
    JSObject *robj =
      JS_NewObjectWithGivenProto(cx, &item_class,
				 JSVAL_TO_OBJECT(model->jm_item_proto), NULL);

    *rval =  OBJECT_TO_JSVAL(robj);
    js_item_t *ji = calloc(1, sizeof(js_item_t));
    atomic_add(&model->jm_refcount, 1);
    ji->ji_url = rstr_dup(rurl);
    ji->ji_model = model;
    ji->ji_root =  p;
    TAILQ_INSERT_TAIL(&model->jm_items, ji, ji_link);
    JS_SetPrivate(cx, robj, ji);
    ji->ji_enable_set_property = 1; 

    ji->ji_eventsub = 
      prop_subscribe(PROP_SUB_TRACK_DESTROY,
		     PROP_TAG_CALLBACK, js_item_eventsub, ji,
		     PROP_TAG_ROOT, ji->ji_root,
		     PROP_TAG_COURIER, model->jm_pc,
		     NULL);
    model->jm_subs++;
    ji->ji_this = OBJECT_TO_JSVAL(robj);
    JS_AddNamedRoot(cx, &ji->ji_this, "item_this");
    prop_tag_set(ji->ji_root, model, ji);
  }
  rstr_release(rurl);
  return JS_TRUE;
}
예제 #4
0
void rs::jsapi::Global::SetFunctionState(JSObject* obj, GlobalFunctionState* state) {
    JS_SetPrivate(obj, state);
}
예제 #5
0
/* attribute JSContext safeJSContext; */
NS_IMETHODIMP
XPCJSContextStack::GetSafeJSContext(JSContext * *aSafeJSContext)
{
    if(!mSafeJSContext)
    {
#ifndef XPCONNECT_STANDALONE
        // Start by getting the principal holder and principal for this
        // context.  If we can't manage that, don't bother with the rest.
        nsCOMPtr<nsIPrincipal> principal =
            do_CreateInstance("@mozilla.org/nullprincipal;1");
        nsCOMPtr<nsIScriptObjectPrincipal> sop;
        if(principal)
        {
            sop = new PrincipalHolder(principal);
        }
        if(!sop)
        {
            *aSafeJSContext = nsnull;
            return NS_ERROR_FAILURE;
        }        
#endif /* !XPCONNECT_STANDALONE */
        
        JSRuntime *rt;
        XPCJSRuntime* xpcrt;

        nsXPConnect* xpc = nsXPConnect::GetXPConnect();
        nsCOMPtr<nsIXPConnect> xpcholder(static_cast<nsIXPConnect*>(xpc));

        if(xpc && (xpcrt = xpc->GetRuntime()) && (rt = xpcrt->GetJSRuntime()))
        {
            mSafeJSContext = JS_NewContext(rt, 8192);
            if(mSafeJSContext)
            {
                // scoped JS Request
                AutoJSRequestWithNoCallContext req(mSafeJSContext);
                JSObject *glob;
                glob = JS_NewObject(mSafeJSContext, &global_class, NULL, NULL);

#ifndef XPCONNECT_STANDALONE
                if(glob)
                {
                    // Note: make sure to set the private before calling
                    // InitClasses
                    nsIScriptObjectPrincipal* priv = nsnull;
                    sop.swap(priv);
                    if(!JS_SetPrivate(mSafeJSContext, glob, priv))
                    {
                        // Drop the whole thing
                        NS_RELEASE(priv);
                        glob = nsnull;
                    }
                }

                // After this point either glob is null and the
                // nsIScriptObjectPrincipal ownership is either handled by the
                // nsCOMPtr or dealt with, or we'll release in the finalize
                // hook.
#endif
                if(!glob || NS_FAILED(xpc->InitClasses(mSafeJSContext, glob)))
                {
                    // Explicitly end the request since we are about to kill
                    // the JSContext that 'req' will try to use when it
                    // goes out of scope.
                    req.EndRequest();
                    JS_DestroyContext(mSafeJSContext);
                    mSafeJSContext = nsnull;
                }
                // Save it off so we can destroy it later, even if
                // mSafeJSContext has been set to another context
                // via SetSafeJSContext.  If we don't get here,
                // then mSafeJSContext must have been set via
                // SetSafeJSContext, and we're not responsible for
                // destroying the passed-in context.
                mOwnSafeJSContext = mSafeJSContext;
            }
        }
    }

    *aSafeJSContext = mSafeJSContext;
    return mSafeJSContext ? NS_OK : NS_ERROR_UNEXPECTED;
}
예제 #6
0
void CoreTexture_finalize(JSFreeOp *fop, JSObject *obj) {
  CoreTexture* tex = (CoreTexture*)JS_GetPrivate(obj);
  JS_SetPrivate(obj, NULL);
  delete tex;
}
예제 #7
0
파일: video.cpp 프로젝트: joejoyce/jsEngine
JSBool constructorVideo(JSContext *cx, uintN argc, jsval *vp) {
	if(argc>0){
		char *fName = NULL;
		char defer_load = 0;
		if(JSVAL_IS_STRING(JS_ARGV(cx,vp)[0])){
			JSString *str = NULL;
			str = JSVAL_TO_STRING(JS_ARGV(cx,vp)[0]);
			if(str)
				fName = JS_EncodeString(cx,str);
		}
		if(argc > 1 && JSVAL_IS_BOOLEAN(JS_ARGV(cx,vp)[1])){
			defer_load = JSVAL_TO_BOOLEAN(JS_ARGV(cx,vp)[1]);
		}
		if(fName){
			video *vid = NULL;
			
			//Turn this into a fullpath!
			char *fullpath = contextChroot(cx,fName);
			if(!fullpath) {
				fprint(stderr,"Unable to chroot filepath\n");
				return JS_FALSE;
			}
			JS_free(cx,fName);
			struct video_backend* vb = get_video_backend(fullpath);
			if(!vb) {
				fprint(stderr,"No video backend to handle file %s\n.",fullpath);
				return JS_FALSE;
			}

			vid = vb->openVideo(fullpath,cx);
			free(fullpath);
			if(vid){
				//set function pointer table
				vid->vb = vb;
			
				//if(!(vid->tx)) fprint(stderr,"ERROR in openVideo creating texture\n");
				JSObject *ob = NULL;
				ob = JS_NewObject(cx, &videoClass,NULL,NULL);
				if(ob){
					JS_SetPrivate(cx,ob,vid);
					imageAddProps(cx,ob);
					imageAddFuncs(cx,ob);
					if(defer_load) {
						print("Am deferring!\n");
						vid->vb->destroyVideoPlayback(vid);
						//if(vid->tx)
						//	SDL_DestroyTexture(vid->tx);
						//vid->tx = SDL_CreateTexture(renderer,SDL_PIXELFORMAT_RGB24 ,SDL_TEXTUREACCESS_STREAMING, 1, 1); //temporary
					}				
					JS_SET_RVAL(cx,vp,OBJECT_TO_JSVAL(ob));
					return JS_TRUE;
				}
			} else {
				fprint(stderr,"ERROR in openVideo\n");
				
			}
		}
		fprint(stderr,"Unable to create video\n");
	}
	return JS_TRUE;
}
예제 #8
0
JSObject *
LM_ReflectNamedAnchor(MWContext *context, lo_NameList *name_rec,
                      PA_Tag * tag, int32 layer_id, uint index)
{
    JSObject *obj, *array_obj, *document;
    MochaDecoder *decoder;
    JSContext *cx;
    JSObjectArray *array;
    JSAnchor *named_anchor;
    lo_TopState *top_state;
    PRHashTable *map;
    JSString *str;

    obj = name_rec->mocha_object;
    if (obj)
        return obj;

    decoder = LM_GetMochaDecoder(context);
    if (!decoder)
        return NULL;
    cx = decoder->js_context;

    top_state = lo_GetMochaTopState(context);
    if (top_state->resize_reload) {
        map = lm_GetIdToObjectMap(decoder);

        if (map)
            obj = (JSObject *)PR_HashTableLookup(map,
                                         LM_GET_MAPPING_KEY(LM_NAMEDANCHORS,
                                                            layer_id, index));
        if (obj) {
            name_rec->mocha_object = obj;
            LM_PutMochaDecoder(decoder);
            return obj;
        }
    }

    /* Get the document object that will hold this anchor */
    document = lm_GetDocumentFromLayerId(decoder, layer_id);
    if (!document) {
	LM_PutMochaDecoder(decoder);
	return NULL;
    }

    array_obj = lm_GetNameArray(decoder, document);
    if (!array_obj) {
        LM_PutMochaDecoder(decoder);
        return NULL;
    }
    array = JS_GetPrivate(cx, array_obj);
    if (!array) {
        LM_PutMochaDecoder(decoder);
	return NULL;
    }

    named_anchor = JS_malloc(cx, sizeof *named_anchor);
    if (!named_anchor) {
        LM_PutMochaDecoder(decoder);
        return NULL;
    }
    XP_BZERO(named_anchor, sizeof *named_anchor);

    obj = JS_NewObject(cx, &lm_anchor_class, decoder->anchor_prototype,
		       document);

    if (!obj || !JS_SetPrivate(cx, obj, named_anchor)) {
        JS_free(cx, named_anchor);
        LM_PutMochaDecoder(decoder);
        return NULL;
    }

    /* Put obj into the document.anchors array. */
    JS_DefineProperty(cx, array_obj, (char *) name_rec->name,
		      OBJECT_TO_JSVAL(obj), NULL, NULL,
		      JSPROP_ENUMERATE|JSPROP_READONLY);
    JS_AliasElement(cx, array_obj, (char *) name_rec->name, index);

    /* Put it in the index to object hash table */
    map = lm_GetIdToObjectMap(decoder);
    if (map) {
        PR_HashTableAdd(map,
                        LM_GET_MAPPING_KEY(LM_NAMEDANCHORS, layer_id, index),
                        obj);
    }
    if ((jsint) index >= array->length)
	array->length = index + 1;

    named_anchor->decoder = HOLD_BACK_COUNT(decoder);
    named_anchor->layer_id = layer_id;
    named_anchor->index = index;
    if (name_rec->element && name_rec->element->type == LO_TEXT) {
	str = lm_LocalEncodingToStr(context, 
				    (char *) name_rec->element->lo_text.text);
	if (!str || !JS_LockGCThing(cx, str)) {
	    LM_PutMochaDecoder(decoder);
	    return NULL;
	}
	named_anchor->text = str;
    }
    str = JS_NewStringCopyZ(cx, (char *) name_rec->name);
    if (!str || !JS_LockGCThing(cx, str)) {
        LM_PutMochaDecoder(decoder);
	return NULL;
    }
    named_anchor->name = str;

    name_rec->mocha_object = obj;

    /* see if there are any attributes for event handlers */
    if(tag) {
        PA_Block onlocate, id;

	/* don't hold the layout lock across compiles */
	LO_UnlockLayout();

        onlocate = lo_FetchParamValue(context, tag, PARAM_ONLOCATE);
        id = lo_FetchParamValue(context, tag, PARAM_ID);
        if (onlocate) {
	    (void) lm_CompileEventHandler(decoder, id, tag->data,
					  tag->newline_count, obj,
					  PARAM_ONLOCATE, onlocate);
            PA_FREE(onlocate);
        }
	if (id)
	    PA_FREE(id);
	LO_LockLayout();
    }

    LM_PutMochaDecoder(decoder);
    return obj;
}
예제 #9
0
void rs::jsapi::Object::SetState(JSObject* obj, ObjectState* state) {
    JS_SetPrivate(obj, state);    
}
예제 #10
0
파일: ns.cpp 프로젝트: dreamsxin/gjs
static JSObject*
ns_new(JSContext    *context,
       const char   *ns_name)
{
    JSObject *ns;
    JSObject *global;
    Ns *priv;
    JSBool found;

    /* put constructor in the global namespace */
    global = gjs_get_import_global(context);

    if (!JS_HasProperty(context, global, gjs_ns_class.name, &found))
        return NULL;
    if (!found) {
        JSObject *prototype;
        prototype = JS_InitClass(context, global,
                                 /* parent prototype JSObject* for
                                  * prototype; NULL for
                                  * Object.prototype
                                  */
                                 NULL,
                                 &gjs_ns_class,
                                 /* constructor for instances (NULL for
                                  * none - just name the prototype like
                                  * Math - rarely correct)
                                  */
                                 gjs_ns_constructor,
                                 /* number of constructor args */
                                 0,
                                 /* props of prototype */
                                 &gjs_ns_proto_props[0],
                                 /* funcs of prototype */
                                 &gjs_ns_proto_funcs[0],
                                 /* props of constructor, MyConstructor.myprop */
                                 NULL,
                                 /* funcs of constructor, MyConstructor.myfunc() */
                                 NULL);
        if (prototype == NULL)
            g_error("Can't init class %s", gjs_ns_class.name);

        gjs_debug(GJS_DEBUG_GNAMESPACE, "Initialized class %s prototype %p",
                  gjs_ns_class.name, prototype);
    }

    ns = JS_NewObject(context, &gjs_ns_class, NULL, global);
    if (ns == NULL)
        g_error("No memory to create ns object");

    priv = g_slice_new0(Ns);

    GJS_INC_COUNTER(ns);

    g_assert(priv_from_js(context, ns) == NULL);
    JS_SetPrivate(ns, priv);

    gjs_debug_lifecycle(GJS_DEBUG_GNAMESPACE, "ns constructor, obj %p priv %p", ns, priv);

    priv = priv_from_js(context, ns);
    priv->gi_namespace = g_strdup(ns_name);
    return ns;
}
예제 #11
0
파일: jsiter.cpp 프로젝트: ahadzi/celtx
/*
 * Called from the JSOP_GENERATOR case in the interpreter, with fp referring
 * to the frame by which the generator function was activated.  Create a new
 * JSGenerator object, which contains its own JSStackFrame that we populate
 * from *fp.  We know that upon return, the JSOP_GENERATOR opcode will return
 * from the activation in fp, so we can steal away fp->callobj and fp->argsobj
 * if they are non-null.
 */
JSObject *
js_NewGenerator(JSContext *cx, JSStackFrame *fp)
{
    JSObject *obj;
    uintN argc, nargs, nvars, nslots;
    JSGenerator *gen;
    jsval *slots;

    /* After the following return, failing control flow must goto bad. */
    obj = js_NewObject(cx, &js_GeneratorClass, NULL, NULL, 0);
    if (!obj)
        return NULL;

    /* Load and compute stack slot counts. */
    argc = fp->argc;
    nargs = JS_MAX(argc, fp->fun->nargs);
    nvars = fp->fun->u.i.nvars;
    nslots = 2 + nargs + fp->script->nslots;

    /* Allocate obj's private data struct. */
    gen = (JSGenerator *)
          JS_malloc(cx, sizeof(JSGenerator) + (nslots - 1) * sizeof(jsval));
    if (!gen)
        goto bad;

    gen->obj = obj;

    /* Steal away objects reflecting fp and point them at gen->frame. */
    gen->frame.callobj = fp->callobj;
    if (fp->callobj) {
        JS_SetPrivate(cx, fp->callobj, &gen->frame);
        fp->callobj = NULL;
    }
    gen->frame.argsobj = fp->argsobj;
    if (fp->argsobj) {
        JS_SetPrivate(cx, fp->argsobj, &gen->frame);
        fp->argsobj = NULL;
    }

    /* These two references can be shared with fp until it goes away. */
    gen->frame.varobj = fp->varobj;
    gen->frame.thisp = fp->thisp;

    /* Copy call-invariant script and function references. */
    gen->frame.script = fp->script;
    gen->frame.callee = fp->callee;
    gen->frame.fun = fp->fun;

    /* Use slots to carve space out of gen->slots. */
    slots = gen->slots;
    gen->arena.next = NULL;
    gen->arena.base = (jsuword) slots;
    gen->arena.limit = gen->arena.avail = (jsuword) (slots + nslots);

    /* Copy rval, argv and vars. */
    gen->frame.rval = fp->rval;
    memcpy(slots, fp->argv - 2, (2 + nargs) * sizeof(jsval));
    gen->frame.argc = nargs;
    gen->frame.argv = slots + 2;
    slots += 2 + nargs;
    memcpy(slots, fp->slots, fp->script->nfixed * sizeof(jsval));

    /* Initialize or copy virtual machine state. */
    gen->frame.down = NULL;
    gen->frame.annotation = NULL;
    gen->frame.scopeChain = fp->scopeChain;

    gen->frame.slots = slots;
    JS_ASSERT(StackBase(fp) == fp->regs->sp);
    gen->savedRegs.sp = slots + fp->script->nfixed;
    gen->savedRegs.pc = fp->regs->pc;
    gen->frame.regs = &gen->savedRegs;

    /* Copy remaining state (XXX sharp* and xml* should be local vars). */
    gen->frame.sharpDepth = 0;
    gen->frame.sharpArray = NULL;
    gen->frame.flags = (fp->flags & ~JSFRAME_ROOTED_ARGV) | JSFRAME_GENERATOR;
    gen->frame.dormantNext = NULL;
    gen->frame.xmlNamespace = NULL;
    gen->frame.blockChain = NULL;

    /* Note that gen is newborn. */
    gen->state = JSGEN_NEWBORN;

    if (!JS_SetPrivate(cx, obj, gen)) {
        JS_free(cx, gen);
        goto bad;
    }
    return obj;

  bad:
    cx->weakRoots.newborn[GCX_OBJECT] = NULL;
    return NULL;
}
예제 #12
0
static void
js_sub_query(subtitle_provider_t *SP, sub_scanner_t *ss, int score,
	     int autosel)
{
  js_subprovider_t *sp = (js_subprovider_t *)SP;

  JSContext *cx = js_newctx(NULL);
  JS_BeginRequest(cx);

  if(ss != NULL) {
    JSObject *obj = JS_NewObject(cx, &subreq_class, NULL, NULL);

    JS_AddNamedRoot(cx, &obj, "subscanner");

    if(sp->sp_jsp != NULL)
      usage_inc_plugin_counter(sp->sp_jsp->jsp_id, "subsearch", 1);

    js_sub_job_t *jsj = malloc(sizeof(js_sub_job_t));
    jsj->jsj_ss = ss;
    jsj->jsj_score = score;
    jsj->jsj_autosel = autosel;
    sub_scanner_retain(ss);
    JS_SetPrivate(cx, obj, jsj);

    JS_DefineFunctions(cx, obj, sub_functions);

    js_set_prop_rstr(cx, obj, "title", ss->ss_title);
    js_set_prop_rstr(cx, obj, "imdb", ss->ss_imdbid);

    if(ss->ss_season > 0)
      js_set_prop_int(cx, obj, "season", ss->ss_season);

    if(ss->ss_year > 0)
      js_set_prop_int(cx, obj, "year", ss->ss_year);

    if(ss->ss_episode > 0)
      js_set_prop_int(cx, obj, "episode", ss->ss_episode);

    if(ss->ss_fsize > 0)
      js_set_prop_dbl(cx, obj, "filesize", ss->ss_fsize);

    if(ss->ss_hash_valid) {
      char str[64];
      snprintf(str, sizeof(str), "%016" PRIx64, ss->ss_opensub_hash);
      js_set_prop_str(cx, obj, "opensubhash", str);

      bin2hex(str, sizeof(str), ss->ss_subdbhash, 16);
      js_set_prop_str(cx, obj, "subdbhash", str);
    }

    if(ss->ss_duration > 0)
      js_set_prop_int(cx, obj, "duration", ss->ss_duration);

    jsval result;
    jsval arg = OBJECT_TO_JSVAL(obj);
    JS_CallFunctionValue(cx, NULL, sp->sp_func, 1, &arg, &result);

    JS_RemoveRoot(cx, &obj);
  }
  js_subprovider_release(cx, sp);
  JS_DestroyContext(cx);
}
예제 #13
0
void *
spidermonkey_get_interpreter(struct ecmascript_interpreter *interpreter)
{
	JSContext *ctx;
	JSObject *window_obj, *document_obj, *forms_obj, *history_obj, *location_obj,
	         *statusbar_obj, *menubar_obj, *navigator_obj;

	assert(interpreter);
	if (!js_module_init_ok) return NULL;

	ctx = JS_NewContext(spidermonkey_runtime,
			    8192 /* Stack allocation chunk size */);
	if (!ctx)
		return NULL;
	interpreter->backend_data = ctx;
	JS_SetContextPrivate(ctx, interpreter);
	JS_SetOptions(ctx, JSOPTION_VAROBJFIX | JSOPTION_JIT | JSOPTION_METHODJIT);
	JS_SetVersion(ctx, JSVERSION_LATEST);
	JS_SetErrorReporter(ctx, error_reporter);
#if defined(CONFIG_ECMASCRIPT_SMJS_HEARTBEAT)
	JS_SetOperationCallback(ctx, heartbeat_callback);
#endif

	window_obj = JS_NewCompartmentAndGlobalObject(ctx, (JSClass *) &window_class, NULL);
	if (!window_obj) goto release_and_fail;
	if (!JS_InitStandardClasses(ctx, window_obj)) goto release_and_fail;
	if (!JS_DefineProperties(ctx, window_obj, (JSPropertySpec *) window_props))
		goto release_and_fail;
	if (!spidermonkey_DefineFunctions(ctx, window_obj, window_funcs))
		goto release_and_fail;
	if (!JS_SetPrivate(ctx, window_obj, interpreter->vs)) /* to @window_class */
		goto release_and_fail;

	document_obj = spidermonkey_InitClass(ctx, window_obj, NULL,
					      (JSClass *) &document_class, NULL, 0,
					      (JSPropertySpec *) document_props,
					      document_funcs,
					      NULL, NULL);
	if (!document_obj) goto release_and_fail;

	forms_obj = spidermonkey_InitClass(ctx, document_obj, NULL,
					   (JSClass *) &forms_class, NULL, 0,
					   (JSPropertySpec *) forms_props,
					   forms_funcs,
					   NULL, NULL);
	if (!forms_obj) goto release_and_fail;

	history_obj = spidermonkey_InitClass(ctx, window_obj, NULL,
					     (JSClass *) &history_class, NULL, 0,
					     (JSPropertySpec *) NULL,
					     history_funcs,
					     NULL, NULL);
	if (!history_obj) goto release_and_fail;

	location_obj = spidermonkey_InitClass(ctx, window_obj, NULL,
					      (JSClass *) &location_class, NULL, 0,
					      (JSPropertySpec *) location_props,
					      location_funcs,
					      NULL, NULL);
	if (!location_obj) goto release_and_fail;

	menubar_obj = JS_InitClass(ctx, window_obj, NULL,
				   (JSClass *) &menubar_class, NULL, 0,
				   (JSPropertySpec *) unibar_props, NULL,
				   NULL, NULL);
	if (!menubar_obj) goto release_and_fail;
	if (!JS_SetPrivate(ctx, menubar_obj, "t")) /* to @menubar_class */
		goto release_and_fail;

	statusbar_obj = JS_InitClass(ctx, window_obj, NULL,
				     (JSClass *) &statusbar_class, NULL, 0,
				     (JSPropertySpec *) unibar_props, NULL,
				     NULL, NULL);
	if (!statusbar_obj) goto release_and_fail;
	if (!JS_SetPrivate(ctx, statusbar_obj, "s")) /* to @statusbar_class */
		goto release_and_fail;

	navigator_obj = JS_InitClass(ctx, window_obj, NULL,
				     (JSClass *) &navigator_class, NULL, 0,
				     (JSPropertySpec *) navigator_props, NULL,
				     NULL, NULL);
	if (!navigator_obj) goto release_and_fail;

	return ctx;

release_and_fail:
	spidermonkey_put_interpreter(interpreter);
	return NULL;
}
예제 #14
0
파일: PJS_Reflection.c 프로젝트: gitpan/JSP
/* Wrap a JS value to export into perl
 * Returns a new SV, REFCNT_dec is caller's responsability
 */
JSBool
PJS_ReflectJS2Perl(
    pTHX_
    JSContext *cx,
    jsval value,
    SV** sv,
    int full
) {
    if(JSVAL_IS_PRIMITIVE(value)) {
	*sv = PrimJSVALToSV(aTHX_ cx, value);
	if(*sv) return JS_TRUE;
    }
    else if(JSVAL_IS_OBJECT(value)) {
	PJS_Context *pcx = PJS_GET_CONTEXT(cx);
	JSObject *object = JSVAL_TO_OBJECT(value);
	JSClass *clasp = PJS_GET_CLASS(cx, object);
	const char *classname = clasp->name;
	JSObject *passport;
	SV *wrapper;
	SV *box;
	char hkey[32];
	jsval temp = JSVAL_VOID;

	snprintf(hkey, 32, "%p", (void *)object);
	PJS_DEBUG2("Wrapping a %s(%s)\n", classname, hkey);

	if(PJS_getFlag(pcx, "ConvertRegExp") && strEQ(classname, "RegExp")) {
	    jsval src;
	    char *str;

	    if(JS_CallFunctionName(cx, object, "toSource", 0, NULL, &src) &&
	       (str = JS_GetStringBytes(JS_ValueToString(cx, src))) )
	    {
		dSP;
		SV *tmp = newSVpvf("qr%s", str);
		eval_sv(tmp, G_SCALAR);
		sv_free(tmp); // Don't leak
		SPAGAIN;
		tmp = POPs;
		PUTBACK;
		if(!SvTRUE(ERRSV)) {
		    *sv = SvREFCNT_inc_simple_NN(tmp);
		    return JS_TRUE;
		}
	    }
	    return JS_FALSE;
	}

	if(IS_PERL_CLASS(clasp)) {
	    /* IS_PERL_CLASS means actual perl object is there */
	    SV *priv = (SV *)JS_GetPrivate(cx, object);
	    if(priv && SvOK(priv) && SvROK(priv)) {
		*sv = SvREFCNT_inc_simple_NN(priv);
		return JS_TRUE;
	    }
	    croak("A private %s?!\n", classname);
	    return JS_FALSE;
	}

	/* Common JSObject case */

	/* Check registered perl visitors */
	JS_LookupProperty(cx, pcx->pvisitors, hkey, &temp);

	if(temp != JSVAL_VOID) {
	    /* Already registered, so exits a reference in perl space
	     * _must_ hold a PASSPORT */
	    assert(JSVAL_TO_OBJECT(temp) == object);
	    box = PJS_GetPassport(aTHX_ cx, object);
	    SvREFCNT_inc_void_NN(box); /* In perl should be one more */
	    PJS_DEBUG1("Cached!: %s\n", hkey);
	} else {
	    /* Check if with a PASSPORT */
	    JS_LookupPropertyWithFlags(cx, object, PJS_PASSPORT_PROP, 0, &temp);
	    if(JSVAL_IS_OBJECT(temp) && (passport = JSVAL_TO_OBJECT(temp)) &&
	       PJS_GET_CLASS(cx, passport) == &passport_class &&
	       JS_GetReservedSlot(cx, passport, 0, &temp) &&
	       object == (JSObject *)JSVAL_TO_PRIVATE(temp)
	    ) { /* Yes, reentering perl */
		box = (SV *)JS_GetPrivate(cx, passport);
		/* Here we don't increment refcount, the ownership in passport is 
		 * transferred to perl land.
		 */
		PJS_DEBUG1("Reenter: %s\n", hkey);
	    }
	    else { /* No, first time, must wrap the object */
		SV *boxref;
		const char *package;
		SV *robj = newSV(0);
		SV *rjsv = newSV(0);

		if (JS_ObjectIsFunction(cx, object))
		    package = PJS_FUNCTION_PACKAGE;
		else if(JS_IsArrayObject(cx, object))
		    package = PJS_ARRAY_PACKAGE;
		else if(strEQ(classname, PJS_PACKAGE_CLASS_NAME))
		    package = PJS_STASH_PACKAGE;
#if JS_HAS_XML_SUPPORT
		else if(strEQ(classname, "XML"))
		    package = PJS_XMLOBJ_PACKAGE;
#endif
		else if(strEQ(classname, "Error"))
		    package = PJS_ERROR_PACKAGE;
		else {
		    SV **sv = hv_fetch(get_hv(NAMESPACE"ClassMap", 1), classname, 
			               strlen(classname), 0);
		    if(sv) package = SvPV_nolen(*sv);
		    else package = PJS_OBJECT_PACKAGE;
		}

		sv_setref_pv(robj, PJS_RAW_OBJECT, (void*)object);
		sv_setref_iv(rjsv, PJS_RAW_JSVAL, (IV)value);
		boxref = PJS_CallPerlMethod(aTHX_ cx,
		    "__new",
		    sv_2mortal(newSVpv(package, 0)),	 // package
		    sv_2mortal(robj),			 // content
		    sv_2mortal(rjsv),			 // jsval
		    NULL
		);

		if(!boxref) return JS_FALSE;
		if(!SvOK(boxref) || !sv_derived_from(boxref, PJS_BOXED_PACKAGE))
		    croak("PJS_Assert: Contructor must return a "NAMESPACE"Boxed");

		/* Create a new PASSPORT */
		passport = JS_NewObject(cx, &passport_class, NULL, object);

		if(!passport ||
		   !JS_DefineProperty(cx, object, PJS_PASSPORT_PROP,
		                      OBJECT_TO_JSVAL(passport),
		                      NULL, NULL, JSPROP_READONLY | JSPROP_PERMANENT))
		    return JS_FALSE;
		box = SvRV(boxref);
		/* boxref is mortal, so we need to increment its rc, at end of
		 * scope, PASSPORT owns created box */
		JS_SetPrivate(cx, passport, (void *)SvREFCNT_inc_simple_NN(box));
		JS_SetReservedSlot(cx, passport, 0, PRIVATE_TO_JSVAL(object));
		PJS_DEBUG2("New boxed: %s brc: %d\n", hkey, SvREFCNT(box));
	    }

	    /* Root object adding it to pvisitors list, will be unrooted by
	     * jsc_free_root at Boxed DESTROY time
	     */
	    JS_DefineProperty(cx, pcx->pvisitors, hkey, value, NULL, NULL, 0);
	}
	/* Here the RC of box in PASSPORT reflects wrapper's ownership */

	if(full && PJS_getFlag(pcx, "AutoTie") &&
	   (strEQ(classname, "Object") || strEQ(classname, "Array"))
	) {
	    /* Return tied */
	    AV *avbox = (AV *)SvRV(box);
	    SV **last;
	    SV *tied;
	    SV *tier;
	    if(strEQ(classname, "Array")) {
		last = av_fetch(avbox, 6, 1);
		if(last && SvOK(*last) && SvROK(*last)) { // Cached
		    *sv = newSVsv(*last);
		    sv_free(box); /* Hard copy 'sv' owns the reference */
		    return JS_TRUE;
		}
		tied = (SV *)newAV();
	    } else { // Object
		last = av_fetch(avbox, 5, 1);
		if(last && SvOK(*last) && SvROK(*last)) { // Cached
		    *sv = newSVsv(*last);
		    sv_free(box); /* Hard copy 'sv' owns the reference */
		    return JS_TRUE;
		}
		tied = (SV *)newHV();
	    }
	    /* hv_magic below own a reference to box, we use an explicit path, 
	     * to make clear that to perl land only one reference is given
	     */
	    tier = newRV_inc(box);
	    hv_magic((HV *)tied, (GV *)tier, PERL_MAGIC_tied);
	    sv_free(tier);
	    wrapper = newRV_noinc(tied); /* Don't leak the hidden tied variable */
	    /* Save in cache a weaken copy, the cache itself dosn't hold a reference */
	    sv_setsv(*last, wrapper);
	    sv_rvweaken(*last);
	    PJS_DEBUG1("Return tied for %s\n", SvPV_nolen(tier));
	}
	else {    
	    wrapper = newRV_noinc(box); /* Transfer ownership to wrapper */
#if PERL_VERSION < 9
	    sv_bless(wrapper, SvSTASH(box)); 
#endif
	}
	*sv = wrapper;
	return JS_TRUE;
    }
    return JS_FALSE;
}
예제 #15
0
파일: js.c 프로젝트: Hr-/showtime
int
js_plugin_load(const char *id, const char *url, char *errbuf, size_t errlen)
{
  char *sbuf;
  struct fa_stat fs;
  JSContext *cx;
  js_plugin_t *jsp;
  JSObject *pobj, *gobj;
  JSScript *s;
  char path[PATH_MAX];
  jsval val;
  fa_handle_t *ref;
  
  ref = fa_reference(url);

  if((sbuf = fa_quickload(url, &fs, NULL, errbuf, errlen)) == NULL) {
    fa_unreference(ref);
    return -1;
  }

  cx = js_newctx(err_reporter);
  JS_BeginRequest(cx);

  /* Remove any plugin with same URL */
  LIST_FOREACH(jsp, &js_plugins, jsp_link)
    if(!strcmp(jsp->jsp_id, id))
      break;
  if(jsp != NULL)
    js_plugin_unload0(cx, jsp);

  jsp = calloc(1, sizeof(js_plugin_t));
  jsp->jsp_url = strdup(url);
  jsp->jsp_id  = strdup(id);
  jsp->jsp_ref = ref;
  
  LIST_INSERT_HEAD(&js_plugins, jsp, jsp_link);

  gobj = JS_NewObject(cx, &global_class, NULL, NULL);
  JS_InitStandardClasses(cx, gobj);

  JS_DefineProperty(cx, gobj, "showtime", OBJECT_TO_JSVAL(showtimeobj),
		    NULL, NULL, JSPROP_READONLY | JSPROP_PERMANENT);

  /* Plugin object */
  pobj = JS_NewObject(cx, &plugin_class, NULL, gobj);
  JS_AddNamedRoot(cx, &pobj, "plugin");

  JS_SetPrivate(cx, pobj, jsp);

  JS_DefineFunctions(cx, pobj, plugin_functions);


  val = STRING_TO_JSVAL(JS_NewStringCopyZ(cx, url));
  JS_SetProperty(cx, pobj, "url", &val);

  if(!fa_parent(path, sizeof(path), url)) {
    val = STRING_TO_JSVAL(JS_NewStringCopyZ(cx, path));
    JS_SetProperty(cx, pobj, "path", &val);
  }

  JS_DefineProperty(cx, pobj, "URIRouting", BOOLEAN_TO_JSVAL(1),
		    NULL, jsp_setEnableURIRoute, JSPROP_PERMANENT);
  jsp->jsp_enable_uri_routing = 1;

  JS_DefineProperty(cx, pobj, "search", BOOLEAN_TO_JSVAL(1),
		    NULL, jsp_setEnableSearch, JSPROP_PERMANENT);
  jsp->jsp_enable_search = 1;

  jsp->jsp_protect_object = 1;

  s = JS_CompileScript(cx, pobj, sbuf, fs.fs_size, url, 1);
  free(sbuf);

  if(s != NULL) {
    JSObject *sobj = JS_NewScriptObject(cx, s);
    jsval result;

    JS_AddNamedRoot(cx, &sobj, "script");
    JS_ExecuteScript(cx, pobj, s, &result);
    JS_RemoveRoot(cx, &sobj);
  }

  JS_RemoveRoot(cx, &pobj);
  JS_EndRequest(cx);
  JS_GC(cx);
  JS_DestroyContext(cx);
  return 0;
}
예제 #16
0
JSObject*
gjs_keep_alive_new(JSContext *context)
{
    KeepAlive *priv;
    JSObject *keep_alive = NULL;
    JSObject *global;
    JSBool found;

    /* This function creates an unattached KeepAlive object; following our
     * general strategy, we have a single KeepAlive class with a constructor
     * stored on our single "load global" pseudo-global object, and we create
     * instances with the load global as parent.
     */

    g_assert(context != NULL);

    JS_BeginRequest(context);

    global = gjs_get_import_global(context);

    g_assert(global != NULL);

    if (!JS_HasProperty(context, global, gjs_keep_alive_class.name, &found))
        goto out;

    if (!found) {
        JSObject *prototype;

        gjs_debug(GJS_DEBUG_KEEP_ALIVE,
                  "Initializing keep-alive class in context %p global %p",
                  context, global);

        prototype = JS_InitClass(context, global,
                                 /* parent prototype JSObject* for
                                  * prototype; NULL for
                                  * Object.prototype
                                  */
                                 NULL,
                                 &gjs_keep_alive_class,
                                 /* constructor for instances (NULL for
                                  * none - just name the prototype like
                                  * Math - rarely correct)
                                  */
                                 gjs_keep_alive_constructor,
                                 /* number of constructor args */
                                 0,
                                 /* props of prototype */
                                 &gjs_keep_alive_proto_props[0],
                                 /* funcs of prototype */
                                 &gjs_keep_alive_proto_funcs[0],
                                 /* props of constructor, MyConstructor.myprop */
                                 NULL,
                                 /* funcs of constructor, MyConstructor.myfunc() */
                                 NULL);
        if (prototype == NULL)
            g_error("Can't init class %s", gjs_keep_alive_class.name);

        gjs_debug(GJS_DEBUG_KEEP_ALIVE, "Initialized class %s prototype %p",
                  gjs_keep_alive_class.name, prototype);
    }

    gjs_debug(GJS_DEBUG_KEEP_ALIVE,
              "Creating new keep-alive object for context %p global %p",
              context, global);

    keep_alive = JS_NewObject(context, &gjs_keep_alive_class, NULL, global);
    if (keep_alive == NULL) {
        gjs_log_exception(context);
        g_error("Failed to create keep_alive object");
    }

    priv = g_slice_new0(KeepAlive);
    priv->children = g_hash_table_new_full(child_hash, child_equal, NULL, child_free);

    g_assert(priv_from_js(context, keep_alive) == NULL);
    JS_SetPrivate(keep_alive, priv);

    gjs_debug_lifecycle(GJS_DEBUG_KEEP_ALIVE,
                        "keep_alive constructor, obj %p priv %p", keep_alive, priv);

 out:
    JS_EndRequest(context);

    return keep_alive;
}
예제 #17
0
파일: status.cpp 프로젝트: i80and/mongo
void MongoStatusInfo::postInstall(JSContext* cx, JS::HandleObject global, JS::HandleObject proto) {
    auto scope = getScope(cx);

    JS_SetPrivate(proto, scope->trackedNew<Status>(Status::OK()));
}
static JSBool teletone_construct(JSContext * cx, JSObject * obj, uintN argc, jsval * argv, jsval * rval)
{
	JSObject *session_obj;
	struct teletone_obj *tto = NULL;
	struct js_session *jss = NULL;
	switch_memory_pool_t *pool;
	char *timer_name = NULL;
	switch_codec_implementation_t read_impl = { 0 };



	if (argc > 0) {
		if (JS_ValueToObject(cx, argv[0], &session_obj)) {
			if (!(jss = JS_GetPrivate(cx, session_obj))) {
				switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_ERROR, "Cannot Find Session [1]\n");
				return JS_FALSE;
			}
		} else {
			switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_ERROR, "Cannot Find Session [2]\n");
			return JS_FALSE;
		}
	} else {
		switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_ERROR, "Missing Session Arg\n");
		return JS_FALSE;
	}
	if (argc > 1) {
		timer_name = JS_GetStringBytes(JS_ValueToString(cx, argv[1]));
	}

	switch_core_new_memory_pool(&pool);

	if (!(tto = switch_core_alloc(pool, sizeof(*tto)))) {
		switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_CRIT, "Memory Error\n");
		return JS_FALSE;
	}

	switch_core_session_get_read_impl(jss->session, &read_impl);

	if (switch_core_codec_init(&tto->codec,
							   "L16",
							   NULL,
							   read_impl.actual_samples_per_second,
							   read_impl.microseconds_per_packet / 1000,
							   read_impl.number_of_channels, SWITCH_CODEC_FLAG_ENCODE | SWITCH_CODEC_FLAG_DECODE, NULL, pool) == SWITCH_STATUS_SUCCESS) {
		switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_DEBUG, "Raw Codec Activated\n");
	} else {
		switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_DEBUG, "Raw Codec Activation Failed\n");
		return JS_FALSE;
	}

	if (timer_name) {
		unsigned int ms = read_impl.microseconds_per_packet / 1000;
		if (switch_core_timer_init(&tto->timer_base,
								   timer_name, ms, (read_impl.samples_per_second / 50) * read_impl.number_of_channels, pool) == SWITCH_STATUS_SUCCESS) {
			tto->timer = &tto->timer_base;
			switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_DEBUG, "Timer INIT Success %u\n", ms);
		} else {
			switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_DEBUG, "Timer INIT Failed\n");
		}
	}

	switch_buffer_create_dynamic(&tto->audio_buffer, JS_BLOCK_SIZE, JS_BUFFER_SIZE, 0);
	tto->pool = pool;
	tto->obj = obj;
	tto->cx = cx;
	tto->session = jss->session;
	teletone_init_session(&tto->ts, 0, teletone_handler, tto);
	JS_SetPrivate(cx, obj, tto);

	return JS_TRUE;
}
예제 #19
0
static void JSB_IOSiAP_finalize(JSFreeOp *fop, JSObject *obj)
{
    IOSiAP_Bridge *bridge = (IOSiAP_Bridge *)JS_GetPrivate(obj);
    JS_SetPrivate(obj, NULL);
    delete bridge;
}
예제 #20
0
NPT_Result GPAC_GenericController::OnActionResponse(NPT_Result res, PLT_ActionReference& action, void* userdata)
{
#ifdef GPAC_HAS_SPIDERMONKEY
	u32 i, count;
	GPAC_DeviceItem *item = NULL;
	GPAC_ServiceItem *serv = NULL;
	GPAC_ActionArgListener *argl, *act_l;
	PLT_Service* service = action->GetActionDesc().GetService();
	NPT_String uuid;
	GPAC_ActionUDTA *act_udta = (GPAC_ActionUDTA *)userdata;
	
	/*this is NOT an actionResponse to an action triggered on a generic device*/
	if (act_udta && act_udta->m_Reserved) act_udta = NULL;

	GF_LOG(GF_LOG_INFO, GF_LOG_NETWORK, ("[UPnP] Receive %s Response - error code %d\n", (char *) action->GetActionDesc().GetName(), res));

	gf_mx_p(m_ControlPointLock);
       
	/*get our device*/
	uuid = service->GetDevice()->GetUUID();
	count = gf_list_count(m_Devices);
	for (i=0; i<count; i++) {
		item = (GPAC_DeviceItem *) gf_list_get(m_Devices, i);
		if (item->m_UUID == uuid ) {
			break;
		}
		item = NULL;
	}
	gf_mx_v(m_ControlPointLock);

	if (!item) {
		GF_LOG(GF_LOG_ERROR, GF_LOG_NETWORK, ("[UPnP] Receive %s Response on unknown device (uuid %s)\n", (char *) action->GetActionDesc().GetName(), (char *) uuid));
		goto exit;
	}
	/*get our service*/
	count = gf_list_count(item->m_Services);
	for (i=0; i<count; i++) {
		serv = (GPAC_ServiceItem *)gf_list_get(item->m_Services, i);
		if (serv->m_service == service) break;
	}
	if (!serv) {
		GF_LOG(GF_LOG_ERROR, GF_LOG_NETWORK, ("[UPnP] Receive %s Response on unknown service %s\n", (char *) action->GetActionDesc().GetName(), (char *) service->GetServiceType()));
		goto exit;
	}

	/*locate our listeners*/
	act_l = NULL;
	i=0;
	while ((argl = (GPAC_ActionArgListener *)gf_list_enum(serv->m_ArgListeners, &i))) {
		NPT_String value;
		GF_LOG(GF_LOG_INFO, GF_LOG_NETWORK, ("[UPnP] checking argument %s\n", (char *) argl->action->GetName() ));
		if (argl->action->GetName() != action->GetActionDesc().GetName() ) continue;

		/*global action listener*/
		if (argl->arg==NULL) {
			act_l = argl;
			continue;
		} 
		/*if error don't trigger listeners*/
		if (res != NPT_SUCCESS) {
			GF_LOG(GF_LOG_WARNING, GF_LOG_NETWORK, ("[UPnP] Receive %s Response: error on remote device %d\n", (char *) action->GetActionDesc().GetName(), res));
			continue;
		}
		/*action arg listener*/
		if (action->GetArgumentValue(argl->arg->GetName(), value) == NPT_SUCCESS) {
			jsval argv[1], rval;

			GF_LOG(GF_LOG_INFO, GF_LOG_NETWORK, ("[UPnP] Calling handler for response %s argument %s\n", (char *) action->GetActionDesc().GetName(), (char *) argl->arg->GetName() ));
			m_pUPnP->LockJavascript(1);
			argv[0] = STRING_TO_JSVAL( JS_NewStringCopyZ(serv->js_ctx, value) );
			JS_CallFunctionValue(serv->js_ctx, serv->obj, argl->on_event, 1, argv, &rval);
			m_pUPnP->LockJavascript(0);
		} else {
			GF_LOG(GF_LOG_ERROR, GF_LOG_NETWORK, ("[UPnP] %s Response: couldn't get argument %s value\n", (char *) action->GetActionDesc().GetName(), (char *) argl->arg->GetName() ));
		}
	}

	if (act_l) {
		jsval rval;
		m_pUPnP->LockJavascript(1);
		if (act_l->is_script) {
			JSObject *act_obj;
			jsval argv[2];

			GF_LOG(GF_LOG_INFO, GF_LOG_NETWORK, ("[UPnP] Calling handler for response %s\n", (char *) action->GetActionDesc().GetName()));

			act_obj = JS_NewObject(serv->js_ctx, &item->m_pUPnP->upnpDeviceClass, 0, item->obj);
			JS_SetPrivate(serv->js_ctx, act_obj, (void *)action.AsPointer() );
			JS_DefineFunction(serv->js_ctx, act_obj, "GetArgumentValue", upnp_action_get_argument_value, 1, 0);
			JS_DefineFunction(serv->js_ctx, act_obj, "GetErrorCode", upnp_action_get_error_code, 1, 0);
			JS_DefineFunction(serv->js_ctx, act_obj, "GetError", upnp_action_get_error, 1, 0);

			gf_js_add_root(serv->js_ctx, &act_obj, GF_JSGC_OBJECT);
			argv[0] = OBJECT_TO_JSVAL(act_obj);
			if (act_udta) {
				argv[1] = act_udta->udta;
				JS_CallFunctionValue(serv->js_ctx, serv->obj, act_l->on_event, 2, argv, &rval);
			} else {
				JS_CallFunctionValue(serv->js_ctx, serv->obj, act_l->on_event, 1, argv, &rval);
			}
			gf_js_remove_root(serv->js_ctx, &act_obj, GF_JSGC_OBJECT);
		}
		/*if error don't trigger listeners*/
		else if (res == NPT_SUCCESS) {
			GF_LOG(GF_LOG_INFO, GF_LOG_NETWORK, ("[UPnP] Calling handler for response %s\n", (char *) action->GetActionDesc().GetName()));
			JS_CallFunctionValue(serv->js_ctx, serv->obj, act_l->on_event, 0, 0, &rval);
		}
		else {
			GF_LOG(GF_LOG_ERROR, GF_LOG_NETWORK, ("[UPnP] response %s has error %d\n", (char *) action->GetActionDesc().GetName(), res ));
		}
		m_pUPnP->LockJavascript(0);
	}
	GF_LOG(GF_LOG_INFO, GF_LOG_NETWORK, ("[UPnP] Done processing response %s\n", (char *) action->GetActionDesc().GetName()));

exit:
	if (act_udta) {
		gf_js_remove_root(serv->js_ctx, &act_udta->udta, GF_JSGC_VAL);
		delete act_udta;
	}

	return NPT_SUCCESS;
#else
	return NPT_SUCCESS;
#endif
}
예제 #21
0
JSURL *
lm_NewURL(JSContext *cx, MochaDecoder *decoder, LO_AnchorData *anchor_data,
          JSObject *document)
{
    JSObject *obj;
    JSURL *url;
    JSString *str;

    if (!decoder->url_prototype) {
	obj = JS_InitClass(cx, decoder->window_object, 
			   decoder->event_receiver_prototype, &lm_url_class, 
			   Url, 0, url_props, NULL, NULL, NULL);
	if (!obj)
	    return NULL;
	decoder->url_prototype = obj;
    }

    url = JS_malloc(cx, sizeof *url);
    if (!url)
	return NULL;
    XP_BZERO(url, sizeof *url);

    obj = JS_NewObject(cx, &lm_url_class, decoder->url_prototype, 
                       lm_GetOuterObject(decoder));
    if (!obj || !JS_SetPrivate(cx, obj, url)) {
	JS_free(cx, url);
	return NULL;
    }

    if (!JS_DefineFunctions(cx, obj, url_methods))
	return NULL;

    url->url_decoder = HOLD_BACK_COUNT(decoder);
    url->url_type = FORM_TYPE_NONE;
    url->index = URL_NOT_INDEXED;
    url->url_object = obj;

    str = JS_NewStringCopyZ(cx, (char *) anchor_data->anchor);
    if (!str)
	return NULL;
    url->href = str;
    if (!JS_AddNamedRoot(cx, &url->href, "url.href"))
	return NULL;

    if (anchor_data->target) {
	str = JS_NewStringCopyZ(cx, (char *) anchor_data->target);
	if (!str)
	    return NULL;
	url->target = str;
    }
    if (!JS_AddNamedRoot(cx, &url->target, "url.target"))
	return NULL;

    if (anchor_data->element && anchor_data->element->type == LO_TEXT) {
	str = lm_LocalEncodingToStr(decoder->window_context, 
		(char *) anchor_data->element->lo_text.text);
	if (!str)
	    return NULL;
	url->text = str;
    }
    if (!JS_AddNamedRoot(cx, &url->text, "url.text"))
	return NULL;

    return url;
}
예제 #22
0
 JSBool internal_cursor_constructor( JSContext *cx, JSObject *obj, uintN argc, jsval *argv, jsval *rval ){
     uassert( "no args to internal_cursor_constructor" , argc == 0 );
     assert( JS_SetPrivate( cx , obj , 0 ) ); // just for safety
     return JS_TRUE;
 }
예제 #23
0
파일: gerror.c 프로젝트: Katyunechka/gjs
JSBool
gjs_define_error_class(JSContext    *context,
                       JSObject     *in_object,
                       GIEnumInfo   *info,
                       JSObject    **constructor_p,
                       JSObject    **prototype_p)
{
    const char *constructor_name;
    GIBoxedInfo *glib_error_info;
    JSObject *prototype, *parent_proto;
    JSObject *constructor;
    jsval value;
    Error *priv;

    /* See the comment in gjs_define_boxed_class() for an
     * explanation of how this all works; Error is pretty much the
     * same as Boxed (except that we inherit from GLib.Error).
     */

    constructor_name = g_base_info_get_name( (GIBaseInfo*) info);

    if (gjs_object_get_property(context, in_object, constructor_name, &value)) {
        JSObject *constructor;

        if (!JSVAL_IS_OBJECT(value)) {
            gjs_throw(context, "Existing property '%s' does not look like a constructor",
                         constructor_name);
            return JS_FALSE;
        }

        constructor = JSVAL_TO_OBJECT(value);

        gjs_object_get_property(context, constructor, "prototype", &value);
        if (!JSVAL_IS_OBJECT(value)) {
            gjs_throw(context, "error %s prototype property does not appear to exist or has wrong type", constructor_name);
            return JS_FALSE;
        } else {
            if (prototype_p)
                *prototype_p = JSVAL_TO_OBJECT(value);
            if (constructor_p)
                *constructor_p = constructor;

            return JS_TRUE;
        }
    }

    g_irepository_require(NULL, "GLib", "2.0", 0, NULL);
    glib_error_info = (GIBoxedInfo*) g_irepository_find_by_name(NULL, "GLib", "Error");
    parent_proto = gjs_lookup_boxed_prototype(context, glib_error_info);
    g_base_info_unref((GIBaseInfo*)glib_error_info);

    if (!gjs_init_class_dynamic(context, in_object,
                                parent_proto,
                                g_base_info_get_namespace( (GIBaseInfo*) info),
                                constructor_name,
                                &gjs_error_class,
                                gjs_error_constructor, 1,
                                /* props of prototype */
                                &gjs_error_proto_props[0],
                                /* funcs of prototype */
                                &gjs_error_proto_funcs[0],
                                /* props of constructor, MyConstructor.myprop */
                                NULL,
                                /* funcs of constructor, MyConstructor.myfunc() */
                                &gjs_error_constructor_funcs[0],
                                &prototype,
                                &constructor)) {
        gjs_log_exception(context, NULL);
        gjs_fatal("Can't init class %s", constructor_name);
    }

    GJS_INC_COUNTER(gerror);
    priv = g_slice_new0(Error);
    priv->info = info;
    g_base_info_ref( (GIBaseInfo*) priv->info);
    priv->domain = g_quark_from_string (g_enum_info_get_error_domain(priv->info));

    JS_SetPrivate(context, prototype, priv);

    gjs_debug(GJS_DEBUG_GBOXED, "Defined class %s prototype is %p class %p in object %p",
              constructor_name, prototype, JS_GET_CLASS(context, prototype), in_object);

    gjs_define_enum_values(context, constructor, priv->info);

    if (constructor_p)
        *constructor_p = constructor;

    if (prototype_p)
        *prototype_p = prototype;

    return JS_TRUE;
}
예제 #24
0
	JSBool JsGlobal::event_GetProperty (JSContext *cx, JSObject *obj, jsid id, jsval *vp)
	{
		fsm::StateMachine * pstateMachine = NULL;
		static log4cplus::Logger log = log4cplus::Logger::getInstance("TUserManager.GetProperty");
		pstateMachine = (fsm::StateMachine *)JS_GetContextPrivate(cx);
		if (!pstateMachine){
			LOG4CPLUS_WARN(log,"GetContextPrivate is null.");
		}
		
		if (!JSID_IS_INT(id)) return JS_TRUE;

		int proid = JSID_TO_INT(id);
		
		jsval *val = (jsval *) JS_GetPrivate(cx, obj);
		if (val) {
			if(JSVAL_IS_NULL(*vp) || JSVAL_IS_VOID(*vp))
				*vp = val[proid];
			return JS_TRUE;
		}
		
		val = new jsval[4];
		if (!val) {
			JS_ReportOutOfMemory(cx);
			JS_SET_RVAL(cx, vp, JSVAL_VOID);
			return JS_TRUE;
		}

		if (!JS_AddValueRoot(cx, val)) {
			delete[] val;
			JS_SET_RVAL(cx, vp, JSVAL_VOID);
			return JS_TRUE;
		}

		if (!JS_SetPrivate(cx, obj, (void*)val)) {
			JS_RemoveValueRoot(cx, val);
			delete[] val;
			JS_SET_RVAL(cx, vp, JSVAL_VOID);
			return JS_TRUE;
		}

		std::string prefix = "getting [_event] property:";
		fsm::env::Js::IdToString idString(cx, id);
		if(pstateMachine ){

			val[name] = STRING_TO_JSVAL(JS_NewStringCopyZ (cx,pstateMachine->m_currentEvt.getEventName().c_str()));
			//val[bodydata] = STRING_TO_JSVAL(JS_NewStringCopyZ (cx,pstateMachine->m_currentEvt.getData().c_str()));
			//val[messagetype] = STRING_TO_JSVAL(JS_NewStringCopyZ (cx,pstateMachine->m_currentEvt.getMsgType().c_str()));
			//val[ip] = STRING_TO_JSVAL(JS_NewStringCopyZ (cx,pstateMachine->m_currentEvt.getIP().c_str()));
			//val[port] = INT_TO_JSVAL(pstateMachine->m_currentEvt.getPort());
			val[serviceid] = STRING_TO_JSVAL(JS_NewStringCopyZ (cx,pstateMachine->getName().c_str()));
			val[sessionid] = STRING_TO_JSVAL(JS_NewStringCopyZ (cx,pstateMachine->getSessionId().c_str()));
			val[callid] = STRING_TO_JSVAL(JS_NewStringCopyZ (cx,pstateMachine->getSessionId().c_str()));

			switch (proid) {
			case name:
				prefix.append("_name");
				break;
			case serviceid:
				prefix.append("_serviceid");
				break;
			case sessionid:
				prefix.append("_sessionid");
				break;
			case callid:
				prefix.append("_callid");
				break;

				//case from:{
				//	vp.setInt32(pstateMachine->getFrom().c_str());
				//	break;
				//case Enable:
				//	vp.setBoolean(extPtr->m_bEnable);
				//	break;

			default:
				prefix.append(idString.getBytes());
				break;
			}

		}else{
			prefix.append(idString.getBytes());
		}

		fsm::env::Js::ToString valueString(cx, val[proid]);
		//fsm::env::Js::ToString objString(cx,OBJECT_TO_JSVAL(obj));
		*vp = val[proid];
		LOG4CPLUS_DEBUG(log,prefix<< ",value:" << valueString.getBytes());

		return JS_TRUE;
	}
예제 #25
0
파일: ConfigDB.cpp 프로젝트: OffensiveK/0ad
	void SetNamespace(JSContext *cx, JSObject *obj, EConfigNamespace cfgNs)
	{
		JS_SetPrivate(cx, obj, (void *)((uintptr_t)cfgNs << 1)); // JS requires bottom bit = 0
	}
예제 #26
0
void NumberDecimalInfo::make(JSContext* cx, JS::MutableHandleValue thisv, Decimal128 decimal) {
    auto scope = getScope(cx);

    scope->getProto<NumberDecimalInfo>().newObject(thisv);
    JS_SetPrivate(thisv.toObjectOrNull(), scope->trackedNew<Decimal128>(decimal));
}
예제 #27
0
void JS_SetPrivate(v8::Handle<v8::Object> pObj, void* p)
{
	JS_SetPrivate(NULL, pObj, p);
}
JSBool
XPCWrappedNativeProto::Init(
                XPCCallContext& ccx,
                JSBool isGlobal,
                const XPCNativeScriptableCreateInfo* scriptableCreateInfo)
{
    if(scriptableCreateInfo && scriptableCreateInfo->GetCallback())
    {
        mScriptableInfo =
            XPCNativeScriptableInfo::Construct(ccx, isGlobal, scriptableCreateInfo);
        if(!mScriptableInfo)
            return JS_FALSE;
    }

    JSClass* jsclazz;


    if(mScriptableInfo)
    {
        const XPCNativeScriptableFlags& flags(mScriptableInfo->GetFlags());

        if(flags.AllowPropModsToPrototype())
        {
            jsclazz = flags.WantCall() ?
                &XPC_WN_ModsAllowed_WithCall_Proto_JSClass :
                &XPC_WN_ModsAllowed_NoCall_Proto_JSClass;
        }
        else
        {
            jsclazz = flags.WantCall() ?
                &XPC_WN_NoMods_WithCall_Proto_JSClass :
                &XPC_WN_NoMods_NoCall_Proto_JSClass;
        }
    }
    else
    {
        jsclazz = &XPC_WN_NoMods_NoCall_Proto_JSClass;
    }

    JSObject *parent = mScope->GetGlobalJSObject();

    mJSProtoObject =
        xpc_NewSystemInheritingJSObject(ccx, jsclazz,
                                        mScope->GetPrototypeJSObject(),
                                        parent);

    JSBool ok = mJSProtoObject && JS_SetPrivate(ccx, mJSProtoObject, this);

    if(ok && scriptableCreateInfo)
    {
        nsIXPCScriptable *callback = scriptableCreateInfo->GetCallback();
        if(callback)
        {
            nsresult rv = callback->PostCreatePrototype(ccx, mJSProtoObject);
            if(NS_FAILED(rv))
            {
                JS_SetPrivate(ccx, mJSProtoObject, nsnull);
                mJSProtoObject = nsnull;
                XPCThrower::Throw(rv, ccx);
                return JS_FALSE;
            }
        }
    }

    DEBUG_ReportShadowedMembers(mSet, nsnull, this);

    return ok;
}
예제 #29
0
static JSBool
rpmts_getprop(JSContext *cx, JSObject *obj, jsval id, jsval *vp)
{
    void * ptr = JS_GetInstancePrivate(cx, obj, &rpmtsClass, NULL);
    rpmts ts = ptr;
    jsint tiny = JSVAL_TO_INT(id);

_PROP_DEBUG_ENTRY(_debug < 0);

    /* XXX the class has ptr == NULL, instances have ptr != NULL. */
    if (ptr == NULL)
	return JS_TRUE;

    switch (tiny) {
    case _DEBUG:
	*vp = INT_TO_JSVAL(_debug);
	break;
    case _LENGTH:
	*vp = INT_TO_JSVAL(rpmtsNElements(ts));
	break;
    case _VSFLAGS:
	*vp = INT_TO_JSVAL((jsint)rpmtsVSFlags(ts));
	break;
    case _TYPE:
	*vp = INT_TO_JSVAL((jsint)rpmtsType(ts));
	break;
    case _ARBGOAL:
	*vp = INT_TO_JSVAL((jsint)rpmtsARBGoal(ts));
	break;
    case _ROOTDIR:
	*vp = STRING_TO_JSVAL(JS_NewStringCopyZ(cx, rpmtsRootDir(ts)));
	break;
    case _CURRDIR:
	*vp = STRING_TO_JSVAL(JS_NewStringCopyZ(cx, rpmtsCurrDir(ts)));
	break;
    case _SELINUX:
	*vp = INT_TO_JSVAL((jsint)rpmtsSELinuxEnabled(ts));
	break;
    case _CHROOTDONE:
	*vp = INT_TO_JSVAL((jsint)rpmtsChrootDone(ts));
	break;
    case _TID:
	*vp = INT_TO_JSVAL((jsint)rpmtsGetTid(ts));
	break;
    case _NELEMENTS:
	*vp = INT_TO_JSVAL((jsint)rpmtsNElements(ts));
	break;
    case _PROBFILTER:
	*vp = INT_TO_JSVAL((jsint)rpmtsFilterFlags(ts));
	break;
    case _FLAGS:
	*vp = INT_TO_JSVAL((jsint)rpmtsFlags(ts));
	break;
    case _DFLAGS:
	*vp = INT_TO_JSVAL((jsint)rpmtsDFlags(ts));
	break;
    case _GOAL:
	*vp = INT_TO_JSVAL((jsint)rpmtsGoal(ts));
	break;
    case _DBMODE:
	*vp = INT_TO_JSVAL((jsint)rpmtsDBMode(ts));
	break;
    case _COLOR:
	*vp = INT_TO_JSVAL((jsint)rpmtsColor(ts));
	break;
    case _PREFCOLOR:
	*vp = INT_TO_JSVAL((jsint)rpmtsPrefColor(ts));
	break;
    default:
	if (JSVAL_IS_INT(id)) {
	    int oc = JSVAL_TO_INT(id);
	    JSObject *teo = NULL;
	    rpmte te = NULL;
	    /* XXX rpmteLink/rpmteUnlink are no-ops */
	    if ((te = rpmtsElement(ts, oc)) != NULL
	     && (teo = JS_NewObject(cx, &rpmteClass, NULL, NULL)) != NULL
	     && JS_SetPrivate(cx, teo, rpmteLink(te)))
	    {
		*vp = OBJECT_TO_JSVAL(teo);
	    }
	    break;
	}
#ifdef	DYING
	if (JSVAL_IS_STRING(id)) {
	    JSString * str = JS_ValueToString(cx, id);
	    const char * name = JS_GetStringBytes(str);
	    if (!strcmp(name, "NVRA")) {
		JSObject * NVRA = rpmtsLoadNVRA(cx, obj);
		*vp = OBJECT_TO_JSVAL(NVRA);
	    }
	    break;
	}
#endif
	break;
    }

    return JS_TRUE;
}
예제 #30
0
static JSObject*
importer_new(JSContext *context,
             gboolean   is_root)
{
    JSObject *importer;
    Importer *priv;
    JSObject *global;
    JSBool found;

    global = gjs_get_import_global(context);

    if (!JS_HasProperty(context, global, gjs_importer_class.name, &found))
        g_error("HasProperty call failed creating importer class");

    if (!found) {
        JSObject *prototype;
        prototype = JS_InitClass(context, global,
                                 /* parent prototype JSObject* for
                                  * prototype; NULL for
                                  * Object.prototype
                                  */
                                 NULL,
                                 &gjs_importer_class,
                                 /* constructor for instances (NULL for
                                  * none - just name the prototype like
                                  * Math - rarely correct)
                                  */
                                 gjs_importer_constructor,
                                 /* number of constructor args */
                                 0,
                                 /* props of prototype */
                                 &gjs_importer_proto_props[0],
                                 /* funcs of prototype */
                                 &gjs_importer_proto_funcs[0],
                                 /* props of constructor, MyConstructor.myprop */
                                 NULL,
                                 /* funcs of constructor, MyConstructor.myfunc() */
                                 NULL);
        if (prototype == NULL)
            g_error("Can't init class %s", gjs_importer_class.name);

        gjs_debug(GJS_DEBUG_IMPORTER, "Initialized class %s prototype %p",
                  gjs_importer_class.name, prototype);
    }

    importer = JS_NewObject(context, &gjs_importer_class, NULL, global);
    if (importer == NULL)
        g_error("No memory to create importer importer");

    priv = g_slice_new0(Importer);
    priv->is_root = is_root;

    GJS_INC_COUNTER(importer);

    g_assert(priv_from_js(context, importer) == NULL);
    JS_SetPrivate(importer, priv);

    gjs_debug_lifecycle(GJS_DEBUG_IMPORTER,
                        "importer constructor, obj %p priv %p", importer, priv);

    return importer;
}